Managing Radio Frequency Spectrum Usage By A Wireless Network Node

Embodiments include systems and methods for managing radio frequency (RF) spectrum usage by a processor of a wireless network node. The processor may scan one or more frequencies to determine a spectrum usage. The processor may identify one or more high priority devices based on the scanning The processor may determine a maximum RF interference threshold of the one or more high priority devices based on the spectrum usage and the identification of the one or more high priority devices. The processor may calculate a transmit power for one or more wireless network nodes based on the determined maximum RF interference threshold, and the processor may transmit a signal at or below the calculated transmit power. 1. A method of managing radio frequency (RF) spectrum usage by one or more wireless network nodes among a distributed plurality of wireless network nodes , comprising:scanning one or more frequencies to determine spectrum usage;identifying one or more high priority devices based on the scanning;determining a maximum RF interference threshold of the identified one or more high priority devices based on the determined spectrum usage by the identified one or more high priority devices;calculating a transmit power for one or more wireless network nodes based on the determined maximum RF interference threshold;identifying as eligible to transmit a signal one or more wireless network nodes whose calculated transmit power is less than the determined maximum RF interference threshold and is greater than a receiver sensitivity of another of the wireless network nodes;selecting from among the wireless network nodes that are eligible to transmit the signal one or more wireless network nodes to transmit based on the calculated transmit power of the one or more wireless network nodes; andtransmitting the signal from the selected one or more wireless network nodes at or below the calculated transmit power.2. The method of claim 1 , wherein scanning the one or more frequencies ...

ADJUSTING APPLICATION PARAMETERS FOR INTERFERENCE MITIGATION

Aspects of adjusting application parameters for interference mitigation are disclosed. In one aspect, a computing device is provided that employs a control system configured to detect and mitigate electromagnetic interference (EMI) generated within the computing device. More specifically, the control system is configured to detect possible EMI conditions and adjust parameters within the computing device to mitigate such EMI. In this manner, the computing device includes an aggressor application and a victim receiver. The control system is configured to analyze performance tradeoffs based on an acceptable performance level of the aggressor application and the performance degradation experienced by the victim receiver. Based on such analysis, the control system is configured to adjust parameters associated with the aggressor application to mitigate the EMI. Thus, the control system provides designers with an additional tool that may reduce the performance degradation of the victim receiver attributable to the EMI.

Coexistence manager for controlling operation of multiple radios

Techniques for performing radio coexistence management to control operation of multiple radios to achieve good performance are described. In one design, an entity (e.g., a coexistence manager or a radio controller) may receive inputs from one or more radios among multiple radios operating concurrently. An input from a radio may indicate a planned operating state or planned activity of the radio in an upcoming time interval. The entity may determine controls for at least one radio based on the received inputs and a database of performance versus operating states to mitigate interference caused or observed by each of the at least one radio. The control for a radio may indicate a selected operating state or selected setting for at least one configurable parameter for the radio in the upcoming interval. The entity may send the controls to the at least one radio. Each radio may operate in accordance with its control.

System and method for automatic frequency control in spread spectrum communications

A method is providing for calculating local oscillator phase errors in a code division multiple access (CDMA) receiver using an arctangent calculation of the difference vectors between sample stream (multipath) delays. Instead of the conventional cross-product calculation of pilot symbols, a phase correction, using both real and imaginary parts of the complex conjugate, is preformed in each sample stream delay path before the step of maximal-ratio combining (MRC). The weighted combination is then selectively filtered and accumulated, depending on whether the automatic frequency control (AFC) loop is tracking or acquiring. Then, an arctangent polynomial approximation is used to find the actual phase error. An AFC system using the above-mentioned MRC combination and arctangent calculation of phase error is also provided.

Method, system and/or device for managing communication channels

Disclosed are methods, systems and devices for addressing effects of transmission by a transmitter in an assigned uplink communication channel on a signal received at a receiver co-located with the transmitter. In a particular embodiment, communication in an alternative communication channel may be initiated in response to a determination that uplink transmission in the assigned communication channel likely interferes with at least one radio frequency receiving function.

Multi-carrier throughput enhancement by opportunistic packet scheduling with SPS concurrency

Methods, systems, computer-readable media, and apparatuses for managing coexistence of a satellite positioning system (SPS) receiver with one or more transceivers are presented. In some embodiments, a device determines whether a first transceiver of the one or more transceivers in accordance with a first Radio Access Technology (RAT) is able to transmit a packet via a first frequency band within a time period based at least on a first coexistence rule. The first coexistence rule corresponds to an impact on the SPS receiver by operation of at least the first RAT on the at least the first transceiver. The device transmits the packet via a second frequency band in accordance with a second RAT based on the determination that the first transceiver in accordance with the first RAT is not able to transmit the packet via a first frequency band within the time period.

Systems and methods for managing the coexistence of a GNSS receiver and a RAT transceiver

Various arrangements are presented for managing coexistence of a global navigation satellite system (GNSS) receiver with a radio access technology (RAT) transceiver. A coexistence manager may receive an indication of a characteristic of a RAT transceiver for a scheduled operating event. Based on the characteristic of the RAT transceiver for the operating event, the coexistence manager may select a space vehicle of a GNSS to use for a location determination by the GNSS receiver. The GNSS receiver may then receive a signal from the space vehicle of the GNSS during the operating event of the RAT transceiver. Location determination using the signal received from the space vehicle received during the operating event of the RAT transceiver may then occur.

Adjusting application parameters for interference mitigation

Aspects of adjusting application parameters for interference mitigation are disclosed. In one aspect, a computing device is provided that employs a control system configured to detect and mitigate electromagnetic interference (EMI) generated within the computing device. More specifically, the control system is configured to detect possible EMI conditions and adjust parameters within the computing device to mitigate such EMI. In this manner, the computing device includes an aggressor application and a victim receiver. The control system is configured to analyze performance tradeoffs based on an acceptable performance level of the aggressor application and the performance degradation experienced by the victim receiver. Based on such analysis, the control system is configured to adjust parameters associated with the aggressor application to mitigate the EMI. Thus, the control system provides designers with an additional tool that may reduce the performance degradation of the victim receiver attributable to the EMI.

ASYNCHRONOUS INTERFACE FOR MULTI-RADIO COEXISTENCE MANAGER

Systems and methodologies are described herein that facilitate an asynchronous bus architecture for multi-radio coexistence associated with a wireless device. As described herein, a system of buses operating in an asynchronous manner, combined with optional on-chip and/or other supplemental buses, can be utilized to couple respective radios and/or other related endpoints to a coexistence management platform, thereby facilitating management of coexistence between multiple radios in a unified and scalable manner. As further described herein, communication between a coexistence manager and its respective managed endpoints can be facilitated through the use of a single bus or multiple buses that can be switched and/or otherwise operate in a concurrent manner to facilitate expedited conveyance of radio event notifications and their corresponding responses.

Asynchronous interface for multi-radio coexistence manager

Systems and methodologies are described herein that facilitate an asynchronous bus architecture for multi-radio coexistence associated with a wireless device. As described herein, a system of buses operating in an asynchronous manner, combined with optional on-chip and/or other supplemental buses, can be utilized to couple respective radios and/or other related endpoints to a coexistence management platform, thereby facilitating management of coexistence between multiple radios in a unified and scalable manner. As further described herein, communication between a coexistence manager and its respective managed endpoints can be facilitated through the use of a single bus or multiple buses that can be switched and/or otherwise operate in a concurrent manner to facilitate expedited conveyance of radio event notifications and their corresponding responses.

Multi-carrier throughput enhancement by opportunistic packet scheduling with SPS concurrency

Methods, systems, computer-readable media, and apparatuses for managing coexistence of a satellite positioning system (SPS) receiver with one or more transceivers are presented. In some embodiments, a device determines whether a first transceiver of the one or more transceivers in accordance with a first Radio Access Technology (RAT) is able to transmit a packet via a first frequency band within a time period based at least on a first coexistence rule. The first coexistence rule corresponds to an impact on the SPS receiver by operation of at least the first RAT on the at least the first transceiver. The device transmits the packet via a second frequency band in accordance with a second RAT based on the determination that the first transceiver in accordance with the first RAT is not able to transmit the packet via a first frequency band within the time period.

Systems and methods for GNSS rat priority control for coexistence of a GNSS receiver and one or more rat transceivers

Various arrangements are presented for managing co-existence of a global navigation satellite system (GNSS) receiver with one or more transceivers. A coexistence manager may obtain one or more parameters associated with a first transceiver of the one or more transceivers operating in accordance with a first radio access technology (RAT) and corresponding to an operating event. The first transceiver may be capable of operating in accordance with one or more RATs. The coexistence manager may further determine that the one or more parameters impacts an operation of the GNSS receiver and exceeds a predefined threshold and instruct the first transceiver to perform at least one of selecting a second RAT, changing the one or more parameters or any combination thereof to transmit at least a first portion of a data corresponding to the operating event based on the determination that the one or more parameters impacts the operation of the GNSS receiver.

SYSTEMS AND METHODS FOR MANAGING THE COEXISTENCE OF A GNSS RECEIVER AND A RAT TRANSCEIVER

Various arrangements are presented for managing coexistence of a global navigation satellite system (GNSS) receiver with a radio access technology (RAT) transceiver. A coexistence manager may receive an indication of a characteristic of a RAT transceiver for a scheduled operating event. Based on the characteristic of the RAT transceiver for the operating event, the coexistence manager may select a space vehicle of a GNSS to use for a location determination by the GNSS receiver. The GNSS receiver may then receive a signal from the space vehicle of the GNSS during the operating event of the RAT transceiver. Location determination using the signal received from the space vehicle received during the operating event of the RAT transceiver may then occur. 1. A method for managing coexistence of a global navigation satellite system (GNSS) receiver with a radio access technology (RAT) transceiver , the method comprising:receiving, by a coexistence manager, from the RAT transceiver, an indication of a characteristic of the RAT transceiver for a scheduled operating event;selecting, by the coexistence manager, a space vehicle of a GNSS to use for a location determination by the GNSS receiver based on the characteristic of the RAT transceiver;receiving, by the GNSS receiver, a signal from the space vehicle of the GNSS during the operating event of the RAT transceiver; andperforming, by the GNSS receiver, the location determination using the signal received from the space vehicle of the GNSS received during the operating event of the RAT transceiver.2. The method for managing coexistence of the GNSS receiver with the RAT transceiver of claim 1 , wherein selecting claim 1 , by the coexistence manager claim 1 , the space vehicle of the GNSS to use for a location determination by the GNSS receiver comprises:determining, by the coexistence manager, an ordering of a plurality of space vehicles based on the characteristic of the RAT transceiver for the scheduled operating event; ...

Multi-radio coexistence via timing controls for radios using the same radio access technology

A method of wireless communication includes identifying a first radio operating in a first mode and a second radio operating in a second mode defined within one device. The first radio and the second radio operate on a same radio access technology (RAT) and also operate on a same band. The method also includes altering a communication time of the first radio and/or the second radio to reduce interference.

RADIO SELECTION IN A MULTI-RADIO DEVICE

Techniques for supporting communication by a wireless device having a set of radios and supporting a set of applications are described. In an aspect, radio selection may be performed based on interference information and additional information to obtain good performance. In one design, a plurality of radios available for use on the wireless device may be identified. Interference information indicative of interference between the plurality of radios may be obtained, e.g., from an interference database or a converted interference database. Additional information used for radio selection may also be obtained and may include information for communication profiles, communication preferences, application requirements, radio capabilities, etc. At least one radio may be selected for use for communication from among the plurality of radios based on the interference information and the additional information.

METHOD AND APPARATUS FOR PERFORMING FRACTIONAL SYSTEM SELECTION BY A WIRELESS DEVICE

Techniques for performing fractional system selection by a wireless device are described. The wireless device may have at least one application that is active and a plurality of radios that are available for use. The wireless device may perform fractional system selection and map different portions of an application to different radios. In one design, the wireless device may determine a mapping of different fractions of the application to different radios based on the requirements of the application, capabilities of the radios, interference between the radios, etc. The wireless device may map a first fraction of the application to a first radio and may map a second fraction of the application to a second radio. The wireless device may exchange (e.g., send or receive) data for the first fraction of the application via the first radio and may exchange data for the second fraction of the application via the second radio.

METHOD AND APPARATUS FOR SELECTING RADIOS AND MAPPING APPLICATIONS TO RADIOS ON A WIRELESS DEVICE

Techniques for selecting radios and mapping applications to radios on a wireless device are described. The wireless network may have at least one application that is active and a plurality of radios that are available for use. In one design, the wireless device determines requirements of the at least one application, which may be related to throughput, latency, jitter, etc. The wireless device selects at least one radio among the plurality of radios based on the requirements of the at least one application and possibly other factors. The wireless device determines a mapping of the at least one application to the at least one radio based on the requirements of the at least one application, the performance of the at least one radio, and/or other factors. The wireless device maps the at least one application to the at least one radio based on the mapping.

COEXISTENCE MANAGER FOR CONTROLLING OPERATION OF MULTIPLE RADIOS

Techniques for performing radio coexistence management to control operation of multiple radios to achieve good performance are described. In one design, an entity (e.g., a coexistence manager or a radio controller) may receive inputs from one or more radios among multiple radios operating concurrently. An input from a radio may indicate a planned operating state or planned activity of the radio in an upcoming time interval. The entity may determine controls for at least one radio based on the received inputs and a database of performance versus operating states to mitigate interference caused or observed by each of the at least one radio. The control for a radio may indicate a selected operating state or selected setting for at least one configurable parameter for the radio in the upcoming interval. The entity may send the controls to the at least one radio. Each radio may operate in accordance with its control.

Centralized coexistence manager for controlling operation of multiple radios

Systems and methodologies are described herein that facilitate a centralized structure for managing multi-radio coexistence for a mobile device and/or other suitable device(s). As described herein, a control plane coexistence manager (CxM) entity and/or a data plane CxM entity can be implemented to directly interact with a set of associated transceivers (e.g., radios, etc.) in order to manage conflicts between events corresponding to the transceivers. Further, CxM operation can be divided between the control and data planes such that the control plane handles configuration and long-term operations such as radio registration, sleep mode management, long-term event resolution, interaction with upper layers, etc., while the data plane handles short-term operations with respect to radio event management based on incoming notifications or event requests. For instance, the data plane can evaluate a set of requested events, select event(s) to be executed, and provide responses to the associated transceivers relating to the selection(s).

Radio selection in a multi-radio device

Techniques for supporting communication by a wireless device having a set of radios and supporting a set of applications are described. In an aspect, radio selection may be performed based on interference information and additional information to obtain good performance. In one design, a plurality of radios available for use on the wireless device may be identified. Interference information indicative of interference between the plurality of radios may be obtained, e.g., from an interference database or a converted interference database. Additional information used for radio selection may also be obtained and may include information for communication profiles, communication preferences, application requirements, radio capabilities, etc. At least one radio may be selected for use for communication from among the plurality of radios based on the interference information and the additional information.

ANTENNA SELECTION BASED ON PERFORMANCE METRICS IN A WIRELESS DEVICE

Techniques for supporting a plurality of radios on a wireless device with a limited number of antennas are described. In one design, at least one radio may be selected from among the plurality of radios on the wireless device. At least one performance metric may be determined and may include a performance metric related to isolation between antennas, or correlation between antennas, or throughput, or link capacity, or interference, or power consumption of the wireless device, or received signal quality at the wireless device. In one design, an objective function may be determined based on the at least one performance metric. At least one antenna may be selected for the at least one radio from among a plurality of antennas based on the at least one performance metric, e.g., based on the objective function. The at least one radio may be connected to the at least one antenna.

Method and apparatus for performing fractional system selection by a wireless device

Techniques for performing fractional system selection by a wireless device are described. The wireless device may have at least one application that is active and a plurality of radios that are available for use. The wireless device may perform fractional system selection and map different portions of an application to different radios. In one design, the wireless device may determine a mapping of different fractions of the application to different radios based on the requirements of the application, capabilities of the radios, interference between the radios, etc. The wireless device may map a first fraction of the application to a first radio and may map a second fraction of the application to a second radio. The wireless device may exchange (e.g., send or receive) data for the first fraction of the application via the first radio and may exchange data for the second fraction of the application via the second radio.

ANTENNA SELECTION BASED ON MEASUREMENTS IN A WIRELESS DEVICE

Techniques for supporting a plurality of radios on a wireless device with a limited number of antennas are described. In one design, at least one radio may be selected from among the plurality of radios on the wireless device. Measurements for a plurality of antennas may be obtained. In one design, the measurements may be for pair-wise isolation for different pairs of antennas and/or joint isolation for different sets of at least three antennas. The isolation measurements may be used to determine correlation between antennas. The measurements may be obtained a priori and stored, or periodically, or when triggered by an event. At least one antenna may be selected for the at least one radio from among the plurality of antennas based on the measurements. The at least one radio may be connected to the at least one antenna.

Synchronous interface for multi-radio coexistence manager

Systems and methodologies are described herein that facilitate a synchronous bus architecture for multi-radio coexistence associated with a wireless device. As described herein, a system of buses operating in a synchronous manner, combined with optional on-chip and/or other supplemental buses, can be utilized to couple respective radios and/or other related endpoints to a coexistence management platform, thereby facilitating management of coexistence between multiple radios in a unified and scalable manner. As further described herein, communication between a coexistence manager and its respective managed endpoints can be facilitated through the use of a single bus or multiple buses (e.g., external buses, on-chip and/or other internal buses, etc.) that can operate concurrently and/or in an otherwise cooperative manner to facilitate expedited conveyance of radio event notifications and their corresponding responses.

CENTRALIZED COEXISTENCE MANAGER FOR CONTROLLING OPERATION OF MULTIPLE RADIOS

Systems and methodologies are described herein that facilitate a centralized structure for managing multi-radio coexistence for a mobile device and/or other suitable device(s). As described herein, a control plane coexistence manager (CxM) entity and/or a data plane CxM entity can be implemented to directly interact with a set of associated transceivers (e.g., radios, etc.) in order to manage conflicts between events corresponding to the transceivers. Further, CxM operation can be divided between the control and data planes such that the control plane handles configuration and long-term operations such as radio registration, sleep mode management, long-term event resolution, interaction with upper layers, etc., while the data plane handles short-term operations with respect to radio event management based on incoming notifications or event requests. For instance, the data plane can evaluate a set of requested events, select event(s) to be executed, and provide responses to the associated transceivers relating to the selection(s).

Multi-radio interference mitigation via frequency selectivity

A user equipment (UE) may mitigate interference on the user equipment with two or more radios. In some instances, the UE may determine when communications of the two or more radios experience interference, in which two radios of the two or more radios operate with the same radio access technology. Further, the UE may alter an operating frequency of a first radio of the two radios to mitigate the interference.

SYNCHRONOUS INTERFACE FOR MULTI-RADIO COEXISTENCE MANAGER

Systems and methodologies are described herein that facilitate a synchronous bus architecture for multi-radio coexistence associated with a wireless device. As described herein, a system of buses operating in a synchronous manner, combined with optional on-chip and/or other supplemental buses, can be utilized to couple respective radios and/or other related endpoints to a coexistence management platform, thereby facilitating management of coexistence between multiple radios in a unified and scalable manner. As further described herein, communication between a coexistence manager and its respective managed endpoints can be facilitated through the use of a single bus or multiple buses (e.g., external buses, on-chip and/or other internal buses, etc.) that can operate concurrently and/or in an otherwise cooperative manner to facilitate expedited conveyance of radio event notifications and their corresponding responses.

Sensor-based GNSS view zone selection

Techniques for acquiring Global Navigation Satellite System (GNSS) signals at a mobile device are provided. An example process according to these techniques includes receiving sensor data from at least one sensor of the mobile device, determining one or more blocked zones based on the sensor data in which at least a portion of signals from at least one space vehicle (SV) are blocked by an obstruction, selecting one or more SVs from SV information based on the one or more blocked zones, and attempting to acquire signals from the one or more SVs.

Interference mitigation techniques for broadcast multimedia receiver device

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a broadcast multimedia receiver device. The apparatus detects a signal causing interference at a first radio of the receiver device. The first radio is configured to receive broadcast multimedia transmissions. The apparatus determines a RAT associated with an aggressor entity transmitting the signal. The aggressor entity is physically remote from the receiver device. The apparatus determines a mitigation action to mitigate the interference caused by the signal at the first radio. The apparatus transmits, at a second radio of the receiver device, a control message to the aggressor entity. The control message instructs the aggressor entity to implement the mitigation action. The second radio is configured to communicate with the aggressor entity using at least one RAT or a wired interface.

CONTROL OF MULTIPLE RADIOS USING A DATABASE OF INTERFERENCE-RELATED INFORMATION

Techniques for performing radio coexistence management are described. In an aspect, operation of multiple radios may be controlled using a database of interference-related information, which may be indicative of interference between different radios operating concurrently. In one design, an entity may obtain planned operating states of multiple radios in an upcoming interval. The entity may determine the performance of one or more radios based on the planned operating states of the radios and the database, which may store information on performance versus operating states for different combinations of radios. The entity may select at least one new operating state for at least one radio based on the determined performance and the database to achieve good performance. The entity may send the at least one new operating state to the at least one radio. Each radio may operate in accordance with its new operating state (if any) or its planned operating state.

Link selection for device-to-device communications

The disclosure generally relates to negotiating a best device-to-device (D2D) radio access technology (RAT) to use in a D2D connection. In particular, two wireless devices that correspond to potential D2D peers may exchange respective radio configurations according to a D2D coexistence protocol to mutually negotiate the “best” RAT to use in the D2D connection, wherein the exchanged radio configurations may comprise at least radio capabilities and coexistence states (e.g., in-device and/or cross-device coexistence states) associated with the respective wireless devices. The potential D2D peers may then negotiate one or more compatible RATs that are available to use in the D2D connection according to at least the radio capabilities and the in-device and cross-device coexistence states exchanged therebetween. As such, the two wireless devices may then establish one or more D2D connections using the negotiated compatible RAT(s).

Link selection for device-to-device communications

The disclosure generally relates to negotiating a best device-to-device (D2D) radio access technology (RAT) to use in a D2D connection. In particular, two wireless devices that correspond to potential D2D peers may exchange respective radio configurations according to a D2D coexistence protocol to mutually negotiate the “best” RAT to use in the D2D connection, wherein the exchanged radio configurations may comprise at least radio capabilities and coexistence states (e.g., in-device and/or cross-device coexistence states) associated with the respective wireless devices. The potential D2D peers may then negotiate one or more compatible RATs that are available to use in the D2D connection according to at least the radio capabilities and the in-device and cross-device coexistence states exchanged therebetween. As such, the two wireless devices may then establish one or more D2D connections using the negotiated compatible RAT(s).

DYNAMIC ANTENNA SELECTION IN A WIRELESS DEVICE

Techniques for supporting a plurality of radios on a wireless device with a limited number of antennas are described. In one design, at least one radio may be selected from among the plurality of radios on the wireless device. At least one antenna may be selected for the at least one radio from among a plurality of antennas, e.g., based on a configurable mapping of the plurality of radios to the plurality of antennas. One or more antennas may be shared between radios to reduce the number of antennas. The at least one radio may be connected to the at least one antenna, e.g., via a switchplexer. Antenna selection may be performed dynamically (e.g., when the at least one radio becomes active, or when a change in performance of the at least one radio is required) such that good performance can be obtained.

SYSTEMS AND METHODS FOR GNSS RAT PRIORITY CONTROL FOR COEXISTENCE OF A GNSS RECEIVER AND ONE OR MORE RAT TRANSCEIVERS

Various arrangements are presented for managing co-existence of a global navigation satellite system (GNSS) receiver with one or more transceivers. A coexistence manager may obtain one or more parameters associated with a first transceiver of the one or more transceivers operating in accordance with a first radio access technology (RAT) and corresponding to an operating event. The first transceiver may be capable of operating in accordance with one or more RATs. The coexistence manager may further determine that the one or more parameters impacts an operation of the GNSS receiver and exceeds a predefined threshold and instruct the first transceiver to perform at least one of selecting a second RAT, changing the one or more parameters or any combination thereof to transmit at least a first portion of a data corresponding to the operating event based on the determination that the one or more parameters impacts the operation of the GNSS receiver. 1. A method for managing co-existence of a global navigation satellite system (GNSS) receiver with one or more transceivers , comprising:obtaining one or more parameters associated with a first transceiver of the one or more transceivers operating in accordance with a first radio access technology (RAT) and corresponding to an operating event, wherein the first transceiver is capable of operating in accordance with one or more RATs;determining that the one or more parameters impacts an operation of the GNSS receiver and exceeds a predefined threshold;instructing the first transceiver to perform at least one of selecting a second RAT, changing the one or more parameters or any combination thereof to transmit at least a first portion of a data corresponding to the operating event based on the determination that the one or more parameters impacts the operation of the GNSS receiver and exceeds the predefined threshold.2. The method of claim 1 , wherein the selecting comprises:switching, on the first transceiver, from a first mode ...

Control of multiple radios using a database of interference-related information

Techniques for performing radio coexistence management are described. In an aspect, operation of multiple radios may be controlled using a database of interference-related information, which may be indicative of interference between different radios operating concurrently. In one design, an entity may obtain planned operating states of multiple radios in an upcoming interval. The entity may determine the performance of one or more radios based on the planned operating states of the radios and the database, which may store information on performance versus operating states for different combinations of radios. The entity may select at least one new operating state for at least one radio based on the determined performance and the database to achieve good performance. The entity may send the at least one new operating state to the at least one radio. Each radio may operate in accordance with its new operating state (if any) or its planned operating state.

MULTI-RADIO COEXISTENCE VIA TIMING CONTROLS FOR RADIOS USING THE SAME RADIO ACCESS TECHNOLOGY

A method of wireless communication includes identifying a first radio operating in a first mode and a second radio operating in a second mode defined within one device. The first radio and the second radio operate on a same radio access technology (RAT) and also operate on a same band. The method also includes altering a communication time of the first radio and/or the second radio to reduce interference. 1. A method of wireless communication , comprising:identifying a first radio operating in a first mode and a second radio operating in a second mode defined within one device, the first radio and the second radio operating on a same radio access technology (RAT) and also operating on a same band; andaltering a communication of the first radio and/or the second radio to reduce interference.2. The method of claim 1 , in which the altering comprises altering communications of the first radio to be non-overlapping in time with communications of the second radio.3. The method of claim 1 , further comprises altering the band of the first radio to be different from the band of the second radio.4. The method of claim 1 , in which the altering comprises altering the communication of a third radio operating on a RAT that is different from the RAT of the first and second radio.5. The method of claim 1 , in which the first mode is an access point mode and the second mode is a station mode.6. The method of claim 1 , in which the first radio and the second radio are operating in the same end-to-end communication link.7. An apparatus for wireless communications claim 1 , comprising:means for identifying a first radio operating in an first mode and a second radio operating in a second mode defined within one device, the first radio and the second radio operating on a same radio access technology (RAT) and also operating on a same band; andmeans altering a communication of the first radio and/or the second radio to reduce interference.8. The apparatus of claim 7 , in which the ...

MULTI-RADIO INTERFERENCE MITIGATION VIA FREQUENCY SELECTIVITY

A user equipment (UE) may mitigate interference on the user equipment with two or more radios. In some instances, the UE may determine when communications of the two or more radios experience interference, in which two radios of the two or more radios operate with the same radio access technology. Further, the UE may alter an operating frequency of a first radio of the two radios to mitigate the interference. 1. A method of wireless communication , comprising:determining when communications of a plurality of radios experience interference, in which at least two radios of the plurality of radios operate with the same radio access technology; andaltering an operating frequency of a first radio of the at least two radios to mitigate the interference.2. The method of claim 1 , in which the altering comprises filtering the first radio of the at least two radios to a specific operating frequency range to reduce the interference.3. The method of claim 2 , in which the filtering comprises filtering communications of the first radio with a high band filter when the first radio operates on a high band portion and a second radio of the at least two radios operates on a low band portion.4. The method of claim 2 , in which the filtering comprises filtering communications of the first radio with a low band filter when the first radio operates on a low band portion and a second radio of the at least two radios operates on a high band portion.5. The method of claim 2 , in which the specific operating frequency range is different from a different operating frequency range of a second radio of the at least two radios.6. The method of claim 1 , in which the altering comprises switching an operating band of the first radio to be different from an operating band of a second radio of the at least two radios.7. The method of claim 1 , in which the at least two radios are configured to operate in a station mode and/or an access point mode.8. The method of claim 1 , in which the at least ...

Device to-device radio coexistence management

Direct device-to-device (D2D) communications may be coordinated to reduce interference to the sets of radios involved in the individual device-to-base station or device-to-access point communications for the individual devices of the D2D communications. Coexistence management plans for the individual devices may be used to determine a D2D coexistence management plan to reduce interference among the many communications, both for the D2D communications and for non-D2D communications of the individual devices.

PERSONAL MEDICAL DEVICE INTERFERENCE MITIGATION

A system may include a sensor system and a control system configured for communication with the sensor system. The sensor system may include an ultrasonic sensor system. The control system may be capable of determining, based at least in part on signals from the ultrasonic sensor system, whether a personal medical device is within a predetermined distance from the mobile device. The control system may be capable of adjusting one or more mobile device settings in response to a determination that the personal medical device is within the predetermined distance of the mobile device. 1. A mobile device , comprising:a sensor system that includes an ultrasonic sensor system; and determining, based at least in part on signals from the ultrasonic sensor system, whether a personal medical device is within a predetermined distance from the mobile device; and', 'adjusting one or more mobile device settings in response to a determination that the personal medical device is within the predetermined distance of the mobile device., 'a control system coupled to the sensor system, the control system being capable of2. The mobile device of claim 1 , wherein the sensor system includes at least one camera and wherein the control system is capable of determining that the personal medical device is within the predetermined distance based claim 1 , at least in part claim 1 , on data received from the at least one camera.3. The mobile device of claim 1 , wherein the control system is capable of determining claim 1 , based on signals received from the sensor system claim 1 , a position of at least a portion of a person's body.4. The mobile device of claim 3 , wherein the control system is capable of controlling the ultrasonic sensor system to obtain ultrasonic image data of at least the portion of the person's body.5. The mobile device of claim 3 , wherein the control system is capable of controlling the ultrasonic sensor system to obtain ultrasonic image data from the portion of the person ...

Personal medical device interference mitigation

A system may include a sensor system and a control system configured for communication with the sensor system. The sensor system may include an ultrasonic sensor system. The control system may be capable of determining, based at least in part on signals from the ultrasonic sensor system, whether a personal medical device is within a predetermined distance from the mobile device. The control system may be capable of adjusting one or more mobile device settings in response to a determination that the personal medical device is within the predetermined distance of the mobile device.

METHOD, SYSTEM AND/OR DEVICE FOR MANAGING COMMUNICATION CHANNELS

Disclosed are methods, systems and devices for addressing effects of transmission by a transmitter in an assigned uplink communication channel on a signal received at a receiver co-located with the transmitter. In a particular embodiment, communication in an alternative communication channel may be initiated in response to a determination that uplink transmission in the assigned communication channel likely interferes with at least one radio frequency receiving function.

Decentralized coexistence manager for controlling operation of multiple radios

Systems and methodologies are described herein that facilitate a decentralized structure for managing multi-radio coexistence for a mobile device and/or other suitable device(s). As described herein, a coexistence manager (CxM) and/or other suitable means can be implemented in connection with a set of radios (or other transceivers) in order to manage conflicts between events corresponding to the radios. Functionality can be divided such that the CxM operates on the control plane and handles configuration and long-term operations such as registration, sleep mode management, interaction with upper layers, etc., while the respective radios operate on the data plane and handle short-term radio event management operations based on incoming notifications or event requests. For instance, radios can identify conflicts between requested external events and internally associated events and accordingly provide responses that allow or disallow the external events on an absolute basis or a conditional basis (e.g., based on proposed event modifications).

Method and apparatus for selecting radios and mapping applications to radios on a wireless device

Techniques for selecting radios and mapping applications to radios on a wireless device are described. The wireless network may have at least one application that is active and a plurality of radios that are available for use. In one design, the wireless device determines requirements of the at least one application, which may be related to throughput, latency, jitter, etc. The wireless device selects at least one radio among the plurality of radios based on the requirements of the at least one application and possibly other factors. The wireless device determines a mapping of the at least one application to the at least one radio based on the requirements of the at least one application, the performance of the at least one radio, and/or other factors. The wireless device maps the at least one application to the at least one radio based on the mapping.

INTERFERENCE MITIGATION TECHNIQUES FOR BROADCAST MULTIMEDIA RECEIVER DEVICE

In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a broadcast multimedia receiver device. The apparatus detects a signal causing interference at a first radio of the receiver device. The first radio is configured to receive broadcast multimedia transmissions. The apparatus determines a RAT associated with an aggressor entity transmitting the signal. The aggressor entity is physically remote from the receiver device. The apparatus determines a mitigation action to mitigate the interference caused by the signal at the first radio. The apparatus transmits, at a second radio of the receiver device, a control message to the aggressor entity. The control message instructs the aggressor entity to implement the mitigation action. The second radio is configured to communicate with the aggressor entity using at least one RAT or a wired interface. 1. A method of wireless communication of a broadcast multimedia receiver device , comprising:detecting a signal causing interference at a first radio of the receiver device, wherein the first radio is configured to receive broadcast multimedia transmissions;determining a radio access technology (RAT) associated with an aggressor entity transmitting the signal, wherein the aggressor entity is physically remote from the receiver device;determining a mitigation action to mitigate the interference caused by the signal at the first radio; andtransmitting, at a second radio of the receiver device, a control message to the aggressor entity, wherein the control message instructs the aggressor entity to implement the mitigation action, and wherein the second radio is configured to communicate with the aggressor entity using at least one RAT or a wired interface.2. The method of claim 1 , wherein the at least one RAT used to communicate with the aggressor entity includes a device-to-device (D2D) RAT claim 1 , a wireless wide area network (WWAN) RAT claim 1 , a wireless ...

Sensor-based gnss view zone selection

Techniques for acquiring Global Navigation Satellite System (GNSS) signals at a mobile device are provided. An example process according to these techniques includes receiving sensor data from at least one sensor of the mobile device, determining one or more blocked zones based on the sensor data in which at least a portion of signals from at least one space vehicle (SV) are blocked by an obstruction, selecting one or more SVs from SV information based on the one or more blocked zones, and attempting to acquire signals from the one or more SVs.

MULTI-CARRIER THROUGHPUT ENHANCEMENT BY OPPORTUNISTIC PACKET SCHEDULING WITH SPS CONCURRENCY

Methods, systems, computer-readable media, and apparatuses for managing coexistence of a satellite positioning system (SPS) receiver with one or more transceivers are presented. In some embodiments, a device determines whether a first transceiver of the one or more transceivers in accordance with a first Radio Access Technology (RAT) is able to transmit a packet via a first frequency band within a time period based at least on a first coexistence rule. The first coexistence rule corresponds to an impact on the SPS receiver by operation of at least the first RAT on the at least the first transceiver. The device transmits the packet via a second frequency band in accordance with a second RAT based on the determination that the first transceiver in accordance with the first RAT is not able to transmit the packet via a first frequency band within the time period. 1. A method for managing coexistence of a satellite positioning system (SPS) receiver with one or more transceivers , comprising:determining whether a first transceiver of the one or more transceivers in accordance with a first Radio Access Technology (RAT) is able to transmit a packet via a first frequency band within a time period based at least on a first coexistence rule, wherein the first coexistence rule corresponds to an impact on the SPS receiver by operation of at least the first RAT on the at least the first transceiver; andtransmitting the packet via a second frequency band in accordance with a second RAT based on the determination that the first transceiver in accordance with the first RAT is not able to transmit the packet via a first frequency band within the time period.2. The method of claim 1 , wherein the second RAT is associated with a second coexistence rule corresponding to an impact on the SPS receiver by operation of at least a second transceiver in accordance with the second RAT.3. The method of claim 1 , wherein the first RAT and the second RAT correspond to a common type of wireless ...

Device-to-device radio coexistence management

Direct device-to-device (D2D) communications may be coordinated to reduce interference to the sets of radios involved in the individual device-to-base station or device-to-access point communications for the individual devices of the D2D communications. Coexistence management plans for the individual devices may be used to determine a D2D coexistence management plan to reduce interference among the many communications, both for the D2D communications and for non-D2D communications of the individual devices.

Link selection for device-to-device communications

The disclosure generally relates to negotiating a best device-to-device (D2D) radio access technology (RAT) to use in a D2D connection. In particular, two wireless devices that correspond to potential D2D peers may exchange respective radio configurations according to a D2D coexistence protocol to mutually negotiate the “best” RAT to use in the D2D connection, wherein the exchanged radio configurations may comprise at least radio capabilities and coexistence states (e.g., in-device and/or cross-device coexistence states) associated with the respective wireless devices. The potential D2D peers may then negotiate one or more compatible RATs that are available to use in the D2D connection according to at least the radio capabilities and the in-device and cross-device coexistence states exchanged therebetween. As such, the two wireless devices may then establish one or more D2D connections using the negotiated compatible RAT(s).

LINK SELECTION FOR DEVICE-TO-DEVICE COMMUNICATIONS

The disclosure generally relates to negotiating a best device-to-device (D2D) radio access technology (RAT) to use in a D2D connection. In particular, two wireless devices that correspond to potential D2D peers may exchange respective radio configurations according to a D2D coexistence protocol to mutually negotiate the “best” RAT to use in the D2D connection, wherein the exchanged radio configurations may comprise at least radio capabilities and coexistence states (e.g., in-device and/or cross-device coexistence states) associated with the respective wireless devices. The potential D2D peers may then negotiate one or more compatible RATs that are available to use in the D2D connection according to at least the radio capabilities and the in-device and cross-device coexistence states exchanged therebetween. As such, the two wireless devices may then establish one or more D2D connections using the negotiated compatible RAT(s). 1. A method for selecting a radio access technology (RAT) to use in a device-to-device (D2D) connection , comprising:requesting, by a first wireless device, a radio configuration from a second wireless device, wherein the requested radio configuration comprises a coexistence state and one or more radio capabilities associated with the second wireless device;receiving, at the first wireless device, the coexistence state and the one or more radio capabilities from the second wireless device;negotiating one or more compatible RATs available to use in a D2D connection between the first wireless and the second wireless device according to at least the coexistence state and the one or more radio capabilities received from the second wireless device, wherein the negotiating comprises exchanging in-device and cross-device coexistence states between the first wireless device and the second wireless device; andestablishing one or more D2D connections between the first wireless device and the second wireless device using the negotiated one or more ...

MULTI-CARRIER THROUGHPUT ENHANCEMENT BY OPPORTUNISTIC PACKET SCHEDULING WITH SPS CONCURRENCY

Methods, systems, computer-readable media, and apparatuses for managing coexistence of a satellite positioning system (SPS) receiver with one or more transceivers are presented. In some embodiments, a device determines whether a first transceiver of the one or more transceivers in accordance with a first Radio Access Technology (RAT) is able to transmit a packet via a first frequency band within a time period based at least on a first coexistence rule. The first coexistence rule corresponds to an impact on the SPS receiver by operation of at least the first RAT on the at least the first transceiver. The device transmits the packet via a second frequency band in accordance with a second RAT based on the determination that the first transceiver in accordance with the first RAT is not able to transmit the packet via a first frequency band within the time period. 130-. (canceled)31. A method for managing coexistence of a satellite positioning system (“SPS”) receiver with one or more transceivers , comprising:transmitting a first packet using a first transceiver of the one or more transceivers at a first frequency band during a first time period in accordance with a first Radio Access Technology (“RAT”); andtransmitting, subsequent to transmission of the first packet, a second packet at a second frequency band in accordance with a second RAT during the first time period in response to determining transmission of the second packet at the first frequency band during the first time period in accordance with the first RAT would violate one or more coexistence rules, wherein at least one coexistence rule from the one or more coexistences rules corresponds to an impact on the SPS receiver by operation of at least the first RAT on the first transceiver.32. The method of claim 31 , wherein the second RAT is associated with a second coexistence rule corresponding to an impact on the SPS receiver by operation of at least a second transceiver in accordance with the second RAT.33. ...

COEXISTENCE AMONG WIRELESS DEVICES USING PEER-TO-PEER SIGNALING

Systems and methods are disclosed for improving coexistence among wireless devices. A method may include detecting interference on a first radio access technology (RAT) channel, initiating a discovery protocol to identify a proximate wireless device in response to the detecting, establishing a wireless communication connection with the proximate wireless device, requesting radio configuration information and radio change capability information from the proximate wireless device, receiving the radio configuration information and the radio change capability information, and attempting to mitigate interference based on the radio configuration information and the radio change capability information received from the proximate wireless device. 1. A method for improving coexistence among wireless devices , comprising:detecting, at a first wireless device, interference on a first radio access technology (RAT) channel;initiating, by the first wireless device, a discovery protocol to identify a proximate wireless device in response to the detecting;establishing, by the first wireless device, a wireless communication connection with the proximate wireless device;requesting, by the first wireless device, radio configuration information and radio change capability information from the proximate wireless device via the wireless communication connection;receiving, at the first wireless device, the radio configuration information and the radio change capability information from the proximate wireless device via the wireless communication connection; andattempting, by the first wireless device, to mitigate interference based on the radio configuration information and the radio change capability information received from the proximate wireless device.2. The method of claim 1 , further comprising establishing a first RAT communication connection on the first RAT channel claim 1 , wherein the detecting of the interference on the first RAT channel includes detecting interference to the ...

Control of multiple radios using a database of interference-related information

Control of multiple radios using a database of interference-related information

Techniques for performing radio coexistence management are described. In an aspect, operation of multiple radios may be controlled using a database of interference-related information, which may be indicative of interference between different radios operating concurrently. In one design, an entity may obtain planned operating states of multiple radios in an upcoming interval. The entity may determine the performance of one or more radios based on the planned operating states of the radios and the database, which may store information on performance versus operating states for different combinations of radios. The entity may select at least one new operating state for at least one radio based on the determined performance and the database to achieve good performance. The entity may send the at least one new operating state to the at least one radio. Each radio may operate in accordance with its new operating state (if any) or its planned operating state.

Methods, apparatuses and system for decentralized coexistence management for controlling operation of multiple radios

Systems and methodologies are described herein that facilitate a decentralized structure for managing multi-radio coexistence for a mobile device and/or other suitable device(s). As described herein, a coexistence manager (CxM) and/or other suitable means can be implemented in connection with a set of radios (or other transceivers) in order to manage conflicts between events corresponding to the radios. Functionality can be divided such that the CxM operates on the control plane and handles configuration and long-term operations such as registration, sleep mode management, interaction with upper layers, etc., while the respective radios operate on the data plane and handle short-term radio event management operations based on incoming notifications or event requests. For instance, radios can identify conflicts between requested external events and internally associated events and accordingly provide responses that allow or disallow the external events on an absolute basis or a conditional basis (e.g., based on proposed event modifications).

Multi-carrier throughput enhancement by opportunistic packet scheduling with sps concurrency

Antenna selection based on measurements in a wireless device

Techniques for supporting a plurality of radios (240) on a wireless device (110) with a limited number of antennas (210) are described. In one design, at least one radio may be selected from among the plurality of radios on the wireless device. Measurements for a plurality of antennas may be obtained. In one design, the measurements may be for pair-wise isolation for different pairs of antennas and/or joint isolation for different sets of at least three antennas. The isolation measurements may be used to determine correlation between antennas. The measurements may be obtained a priori and stored, or periodically, or when triggered by an event. At least one antenna may be selected for the at least one radio from among the plurality of antennas based on the measurements. The at least one radio may be connected to the at least one antenna.

Asynchronous interface for multi-radio coexistence manager

Link selection for device-to-device communications

The disclosure generally relates to negotiating a best device-to-device (D2D) radio access technology (RAT) to use in a D2D connection. In particular, two wireless devices that correspond to potential D2D peers may exchange respective radio configurations according to a D2D coexistence protocol to mutually negotiate the "best" RAT to use in D2D connection, wherein the exchanged radio configurations may comprise at least radio capabilities and coexistence states (e.g., in-device and/or cross-device coexistence states) associated with the respective wireless devices. The potential D2D peers may then negotiate one or more compatible RATs that are available to use in D2D connection according to at least the radio capabilities and in-device and cross-device coexistence states exchanged therebetween. As such, the two wireless devices may then establish one or more D2D connections using the negotiated compatible RAT(s).

Link selection for device-to-device communications

The disclosure generally relates to negotiating a best device-to-device (D2D) radio access technology (RAT) to use in a D2D connection. In particular, two wireless devices that correspond to potential D2D peers may exchange respective radio configurations according to a D2D coexistence protocol to mutually negotiate the "best" RAT to use in D2D connection, wherein the exchanged radio configurations may comprise at least radio capabilities and coexistence states (e.g., in-device and/or cross-device coexistence states) associated with the respective wireless devices. The potential D2D peers may then negotiate one or more compatible RATs that are available to use in D2D connection according to at least the radio capabilities and in-device and cross-device coexistence states exchanged therebetween. As such, the two wireless devices may then establish one or more D2D connections using the negotiated compatible RAT(s).

Selección de enlace para comunicaciones de dispositivo a dispositivo

Un procedimiento para seleccionar una tecnología de acceso por radio (RAT) para su uso en una conexión de dispositivo a dispositivo (D2D), que comprende: solicitar, por un primer dispositivo inalámbrico, una configuración de radio de un segundo dispositivo inalámbrico, en el que la configuración de radio solicitada comprende una o más capacidades de radio asociadas con el segundo dispositivo inalámbrico; recibir, en el primer dispositivo inalámbrico, la una o más capacidades de radio desde el segundo dispositivo inalámbrico; caracterizado por: negociar una o más RAT compatibles disponibles para su uso en una conexión de D2D entre el primer dispositivo inalámbrico y el segundo dispositivo inalámbrico de acuerdo con al menos un estado de coexistencia multirradio y la una o más capacidades de radio recibidas desde el segundo dispositivo inalámbrico, en el que el estado de coexistencia multirradio comprende uno o más de un estado de coexistencia dentro de dispositivo relacionado con una interferencia entre múltiples radios en el primer dispositivo inalámbrico o un estado de coexistencia de dispositivos cruzados relacionado con la interferencia entre al menos una radio en el primer dispositivo inalámbrico y al menos una radio en el segundo dispositivo inalámbrico; y establecer una o más conexiones de D2D entre el primer dispositivo inalámbrico y el segundo dispositivo inalámbrico usando la una o más RAT compatibles negociadas.

Link selection for device-to-device communications

Device-to-device radio coexistence management

Direct device-to-device (D2D) communications may be coordinated to reduce interference to the sets of radios involved in the individual device-to-base station or device-to-access point communications for the individual devices of the D2D communications. Coexistence management plans for the individual devices may be used to determine a D2D coexistence management plan to reduce interference among the many communications, both for the D2D communications and for non-D2D communications of the individual devices.

Method and apparatus for selecting radios and mapping applications to radios on a wireless device

Techniques for selecting radios and mapping applications to radios on a wireless device are described. The wireless network may have at least one application that is active and a plurality of radios that are available for use. In one design, the wireless device determines requirements of the at least one application, which may be related to throughput, latency, jitter, etc. The wireless device selects at least one radio among the plurality of radios based on the requirements of the at least one application and possibly other factors. The wireless device determines a mapping of the at least one application to the at least one radio based on the requirements of the at least one application, the performance of the at least one radio, and/or other factors. The wireless device maps the at least one application to the at least one radio based on the mapping.

Method and apparatus for selecting radios and mapping applications to radios on a wireless device

Techniques for selecting radios and mapping applications to radios on a wireless device are described. The wireless network may have at least one application that is active and a plurality of radios that are available for use. In one design, the wireless device determines requirements of the at least one application, which may be related to throughput, latency, jitter, etc. The wireless device selects at least one radio among the plurality of radios based on the requirements of the at least one application and possibly other factors. The wireless device determines a mapping of the at least one application to the at least one radio based on the requirements of the at least one application, the performance of the at least one radio, and/or other factors. The wireless device maps the at least one application to the at least one radio based on the mapping.

ラジオを選択し、無線デバイス上でラジオにアプリケーションをマッピングするための方法および装置

【課題】ラジオを選択し、無線デバイス上でのラジオへのアプリケーションをマッピングするための技法を提供する。 【解決手段】無線ネットワークは、アクティブである少なくとも１つのアプリケーションと、使用のために利用可能である複数のラジオを有する。無線デバイスは、少なくとも１つのアプリケーションの要件と場合によっては他の要因に基づいて、複数のラジオの中から少なくとも１つのラジオを選択する。また、少なくとも１つのアプリケーションの要件、少なくとも１つのラジオの性能及び／又は他の要因に基づいて、少なくとも１つのアプリケーションの、少なくとも１つのラジオへのマッピングを決定する。さらに、マッピングに基づいて少なくとも１つのラジオに少なくとも１つのアプリケーションをマッピングする。 【選択図】図５Ｂ

Multi-radio interference mitigation via frequency selectivity

A user equipment (UE) may mitigate interference on the user equipment with two or more radios. In some instances, the UE may determine when communications of the two or more radios experience interference, in which two radios of the two or more radios operate with the same radio access technology. Further, the UE may alter an operating frequency of a first radio of the two radios to mitigate the interference.

sistemas e métodos para gerenciar a coexistência de um receptor de gnss e um transceptor de rat

trata-se de várias disposições para gerenciar a coexistência de um receptor de sistema de satélite de navegação global (gnss) com um transceptor de tecnologia de acesso de rádio (rat). um gerenciador de coexistência pode receber uma indicação de uma característica de um transceptor de rat para um evento de operação escalonado. com base na característica do transceptor de rat para o evento de operação, o gerenciador de coexistência pode selecionar um veículo de espaço de um gnss para uso para uma determinação de localização através do receptor de gnss. o receptor de gnss pode, então, receber um sinal do veículo de espaço do gnss durante o evento de operação do transceptor de rat. a determinação de localização com o uso do sinal recebido do veículo de espaço recebido durante o evento de operação do transceptor de rat pode, então, ocorrer.

Systems and methods for managing the coexistence of a gnss receiver and a rat transceiver

Various arrangements are presented for managing coexistence of a global navigation satellite system (GNSS) receiver with a radio access technology (RAT) transceiver. A coexistence manager may receive an indication of a characteristic of a RAT transceiver for a scheduled operating event. Based on the characteristic of the RAT transceiver for the operating event, the coexistence manager may select a space vehicle of a GNSS to use for a location determination by the GNSS receiver. The GNSS receiver may then receive a signal from the space vehicle of the GNSS during the operating event of the RAT transceiver. Location determination using the signal received from the space vehicle received during the operating event of the RAT transceiver may then occur.

Personal medical device interference mitigation

A system may include a sensor system and a control system configured for communication with the sensor system. The sensor system may include an ultrasonic sensor system. The control system may be capable of determining, based at least in part on signals from the ultrasonic sensor system, whether a personal medical device is within a predetermined distance from the mobile device. The control system may be capable of adjusting one or more mobile device settings in response to a determination that the personal medical device is within the predetermined distance of the mobile device.

Systems and methods for managing the coexistence of a gnss receiver and a rat transceiver

Various arrangements are presented for managing coexistence of a global navigation satellite system (GNSS) receiver with a radio access technology (RAT) transceiver. A coexistence manager may receive an indication of a characteristic of a RAT transceiver for a scheduled operating event. Based on the characteristic of the RAT transceiver for the operating event, the coexistence manager may select a space vehicle of a GNSS to use for a location determination by the GNSS receiver. The GNSS receiver may then receive a signal from the space vehicle of the GNSS during the operating event of the RAT transceiver. Location determination using the signal received from the space vehicle received during the operating event of the RAT transceiver may then occur.

Antenna selection based on measurements in a wireless device

Method and apparatus for performing fractional system selection by a wireless device

Techniques for performing fractional system selection by a wireless device are described. The wireless device may have at least one application that is active and a plurality of radios that are available for use. The wireless device may perform fractional system selection and map different portions of an application to different radios. In one design, the wireless device may determine a mapping of different fractions of the application to different radios based on the requirements of the application, capabilities of the radios, interference between the radios, etc. The wireless device may map a first fraction of the application to a first radio and may map a second fraction of the application to a second radio. The wireless device may exchange (e.g., send or receive) data for the first fraction of the application via the first radio and may exchange data for the second fraction of the application via the second radio.

Method and apparatus for performing fractional system selection by a wireless device

Techniques for performing fractional system selection by a wireless device are described. The wireless device may have at least one application that is active and a plurality of radios that are available for use. The wireless device may perform fractional system selection and map different portions of an application to different radios. In one design, the wireless device may determine a mapping of different fractions of the application to different radios based on the requirements of the application, capabilities of the radios, interference between the radios, etc. The wireless device may map a first fraction of the application to a first radio and may map a second fraction of the application to a second radio. The wireless device may exchange (e.g., send or receive) data for the first fraction of the application via the first radio and may exchange data for the second fraction of the application via the second radio.

Method and apparatus for managing coexistence of a gnss receiver and one or more rat transceivers

Various arrangements are presented for managing co-existence of a global navigation satellite system (GNSS) receiver with one or more transceivers. A coexistence manager obtains one or more parameters associated with a first transceiver of the one or more transceivers operating in accordance with a first radio access technology (RAT) and corresponding to an operating event. The first transceiver is capable of operating in accordance with one or more RATs. The coexistence manager further determines that the one or more parameters impacts an operation of the GNSS receiver and exceeds a predefined threshold and instructs the first transceiver to perform at least one of selecting a second RAT, changing the one or more parameters or any combination thereof to transmit at least a first portion of a data corresponding to the operating event based on the determination that the one or more parameters impacts the operation of the GNSS receiver.