SIGNAL CONVERTERS

A signal converter. The signal converter converts an analog inphase signal and an analog quasdrature phase signal into a digital baseband inphase signal and a digital baseband quadrature phase signal. The analog inphase signal and the analog quadrature phase signal are orthogonal to each other and are carried in a predetermined intermediate frequency. The digital baseband inphase signal and the digital baseband quadrature phase signal are carried in zero frequency. The signal converter comprises a signal combiner combining the analog inphase signal and the analog quadrature phase signal to obtain an analog combined signal, an analog to digital converter converting the analog combined signal to a digital combined signal, and a signal separator separating the digital combined signal to obtain the digital baseband inphase signal and the digital baseband quadrature phase signal.

COMMUNICATION APPARATUS AND BLUETOOTH ID PACKET RECOGNITION METHOD THEREOF

A communication apparatus is provided. An RF module receives an RF signal. An analog down converter down converts the RF signal in response to a band select signal to generate a first converted signal in a specific frequency band. An analog-to-digital converter converts the first converted signal into a digital signal. A digital down converter down converts the digital signal in response to a channel select signal to generate a second converted signal. The channel select signal controls the digital down converter to sweep a plurality of scan trains during a scan frame. Each of the scan trains includes a plurality of channels. The total channel number of the plurality of scan trains is N. A detector determines whether the RF signal includes an ID packet according to the second converted signal corresponding to the channels of the plurality of scan trains. 1. A communication apparatus , comprising:an RF module, for receiving an RF signal;an analog down converter coupled to the RF module, for down converting the RF signal in response to a band select signal, to generate a first converted signal in a specific frequency band;an analog-to-digital converter coupled to the analog down converter, converting the first converted signal into a digital signal;a digital down converter coupled to the analog-to-digital converter, for down converting the digital signal in response to a channel select signal to generate a second converted signal, wherein the channel select signal controls the digital down converter to sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels; anda detector coupled to the digital down converter, for determining whether the RF signal comprises an ID packet according to the second converted signal corresponding to the channels of the plurality of scan trains.2. The communication apparatus as claimed in claim 1 , wherein a sweep time length for each scan train is substantially equal to a first ...

DISTRIBUTED TONE MAPPING FOR LONG-RANGE WIRELESS COMMUNICATION SYSTEM

A device is provided, which includes radio-frequency circuitry and an encoder. The encoder is configured to modulate input data to generate a long-range packet, and to transmit the long-range packet to a receiver through the radio-frequency circuitry. The long-range packet includes a long-range signal field (LR-SIG) and a long-range data field (LR-DATA). Each modulated bit in the long-range signal field and the long-range data field is spread into a plurality of spread modulated bits that are distributed into a plurality of symbols in a frequency domain.

COMMUNICATION APPARATUS AND BLUETOOTH ID PACKET RECOGNITION METHOD THEREOF

A communication apparatus is provided. The communication apparatus includes an RF module for receiving an RF signal, and a down converter, coupled to the RF module, for down converting the RF signal in response to a channel select signal to generate a converted signal. The channel select signal controls the down converter to sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels, wherein a total channel number of the plurality of scan trains is N, where 32≦N≦78. The communication apparatus also includes a detector, coupled to the down converter, for determining whether the RF signal comprises an ID packet according to the converted signal corresponding to the channels of the plurality of scan trains.

Systems and methods for reducing interference between a plurality of wireless communications modules

A wireless communications includes a first wireless communications and a second wireless communications. The first wireless communications module transmits or receives a first wireless signal in a first frequency band selected from a first frequency range. The second wireless communications module transmits or receives a second wireless signal in a second frequency band selected from a second frequency range, and adjusts a transmission power of the second wireless signal in response to that a frequency offset between the first frequency band and the second frequency band falls within a predetermined range. The first wireless communications module is further configured to determine an in-band range in the overlapping part of the first and second frequency ranges, and a transmission power of the second wireless signal is adjusted in response to a frequency offset between the first frequency band and the second frequency band.

Wireless communication circuitry and wireless communication method

The present invention provides a wireless communication circuitry including a processor, a communication path and a channel detection path. The communication path is configured to wirelessly communicate with an electronic device by using a first channel. The channel detection path is configured to detect at least one channel different from the first channel to generate a detection result while the communication path is wirelessly communicating with the electronic device by using the first channel. The processor determines a second channel based on the detection result, and the processor controls the communication path to switch to the second channel from the first channel to communicate with the electronic device.

METHOD AND APPARATUS FOR IMPROVING WIRELESS COMMUNICATION PERFORMANCE UNDER COEXISTENCE OF MULTIPLE WIRELESS COMMUNICATION SYSTEMS IN SAME ELECTRONIC DEVICE

A wireless communication method includes: obtaining operational information of a first wireless communication system; in response to the operational information of the first wireless communication system, adjusting a wireless communication configuration of a second wireless communication system to set an adjusted wireless communication configuration for the second wireless communication system; and performing, by the second wireless communication system, wireless communication under the adjusted wireless communication configuration. The first wireless communication system and the second wireless communication system co-exist in a same electronic device. 1. A wireless communication method comprising:obtaining operational information of a first wireless communication system;in response to the operational information of the first wireless communication system, adjusting a wireless communication configuration of a second wireless communication system to set an adjusted wireless communication configuration for the second wireless communication system; andperforming, by the second wireless communication system, wireless communication under the adjusted wireless communication configuration;wherein the first wireless communication system and the second wireless communication system co-exist in a same electronic device.2. The wireless communication method of claim 1 , wherein one of the first wireless communication system and the second wireless communication system employs an orthogonal frequency division multiple access (OFDMA) technique; and one of the operational information and the wireless communication configuration comprises a resource unit (RU) setting for OFDMA.3. The wireless communication method of claim 2 , wherein the operational information comprises channel location information claim 2 , and the wireless communication configuration comprises an RU size and an RU location.4. The wireless communication method of claim 3 , wherein the wireless communication ...

Communication methods employed in communication system associated with programmable communication protocols, and related transmitting methods, receiving methods and communication device

A communication method employed in a wireless communication system including a first communication device and a second communication device is provided. The communication method includes: setting up a connection between the first and second communication devices; after the connection is set up, checking if both the first and second communication devices provide a symbol mapping function for converting a first modulation/demodulation to a second modulation/demodulation different from the first modulation/demodulation; and when both the first and second communication devices provide the symbol mapping function, using the second modulation/demodulation to replace the first modulation/demodulation so that each of the first and second communication devices communicates with each other by using the second modulation/demodulation.

Enhanced long range waveform structures and signal subfield in wireless communications

Techniques pertaining to enhanced long range (ELR) waveform structures and signal (SIG) subfield in wireless communications are described. An apparatus (e.g., a station (STA)) performs an ELR wireless communication by: (i) transmitting an ELR physical-layer protocol data unit (PPDU); or (ii) receiving the ELR PPDU. The ELR PPDU includes a waveform structure with backward and forward compatibilities with different generations of Wi-Fi standards.

Adaptive antenna diversity

The present invention provides a control method of an electronic device is disclosed, wherein the electronic device includes a first antenna and a second antenna. The control method includes the steps of: setting one of the first antenna and the second antenna as a default antenna; receiving a plurality of packets within an interval; for each of the plurality of packets, comparing a signal strength corresponding to the first antenna and a signal strength of the second antenna to generate a first comparison result; updating a first value or a second value according to the first comparison result; wcomparing the first value and the second value to generate a second comparison result when running out the interval; and selecting one of the first antenna and the second antenna to be the default antenna according to the second comparison result.

Wireless communication system using one or more throughput enhancement techniques

A wireless communication includes a control circuit and a receiver (RX) circuit. The control circuit obtains indicator information from another wireless communication system, identifies a transmitter (TX) and receiver (RX) packet delivery scenario as one of a packet overlapping scenario and a packet non-overlapping scenario according to the indicator information, and generates RX gain control information in response to the TX and RX packet delivery scenario. The RX circuit refers to the RX gain control information to set an RX gain used for receiving data.

Wireless communication circuitry and wireless communication method

Communication Apparatus and Bluetooth ID Packet Recognition Method Thereof

A communication apparatus is provided. The communication apparatus includes an RF module, a down converter coupled to the RF module and a detector coupled to the down converter. The RF module receives an RF signal. The down converter down converts the RF signal in response to a channel select signal to generate a converted signal, wherein the channel select signal controls the down converter to alternately sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels. The power detector determines whether the RF signal comprises an ID packet according to the converted signal corresponding to the channels of the plurality of scan trains.

Communication apparatus and method for recognizing ID packet comprised in RF signal

Dynamic Band Selection In Multi-Link Operation With TA-SAR Information In Wireless Communications

Techniques pertaining to dynamic band selection in multi-link operation (MLO) with time averaged specific absorption rate (TA-SAR) information in wireless communications are described. An apparatus determines a resource allocation regarding one or more multi-link operation (MLO) bands. The apparatus then allocates at least one of a transmit (TX) power, a TX duty cycle and a modulation and coding scheme (MCS) rate in wirelessly transmitting in the one or more MLO bands to result in a TA-SAR that is no greater than a predefined limit.

Signal converter and RF receiver

訊號轉換器及射頻接收機

Communication apparatus and ID packet recognition method

Adaptive antenna diversity

The present invention provides a control method of an electronic device (100) is disclosed, wherein the electronic device (100) includes a first antenna (ANT1) and a second antenna (ANT2). The control method includes the steps of: setting one of the first antenna (ANT1) and the second antenna (ANT2) as a default antenna; receiving a plurality of packets within an interval; for each of the plurality of packets, comparing a signal strength corresponding to the first antenna (ANT1) and a signal strength of the second antenna (ANT2) to generate a first comparison result; updating a first value or a second value according to the first comparison result; comparing the first value and the second value to generate a second comparison result when running out the interval; and selecting one of the first antenna (ANT1) and the second antenna (ANT2) to be the default antenna according to the second comparison result.

Dynamic band selection in multi-link operation with ta-sar information in wireless communications

Techniques pertaining to dynamic band selection in multi-link operation, MLO, with time averaged specific absorption rate, TA-SAR, information in wireless communications are described. An apparatus determines a resource allocation regarding one or more multi-link operation, MLO, bands (1010). The apparatus then allocates at least one of a transmit, TX, power, a TX duty cycle and a modulation and coding scheme, MCS, rate in wirelessly transmitting in the one or more MLO bands to result in a TA-SAR that is no greater than a predefined limit (1020).

Distributed tone mapping for long-range wireless communication system

A device (100) is provided, which includes radio-frequency circuitry (116) and an encoder (104). The encoder (104) is configured to modulate input data to generate a long-range packet, and to transmit the long-range packet to a receiver through the radio-frequency circuitry (116). The long-range packet includes a long-range signal field, LR-SIG, and a long-range data field, LR-DATA. Each modulated bit in the long-range signal field and the long-range data field is spread into a plurality of spread modulated bits that are distributed into a plurality of symbols in a frequency domain.

行動通訊系統及降低訊號干擾之方法

Systems and methods for reducing interference between a plurality of wireless communications modules

Bluetooth communication method for setting bluetooth frequency hopping configuration in high band and associated bluetooth communication device

A Bluetooth (BT) communication method includes: setting a BT frequency hopping configuration in a frequency band that is higher than a 2.4 GHz band; and performing a BT communication operation that is compliant with the BT frequency hopping configuration in the frequency band. In addition, the BT communication method is employed by a BT communication device having a control circuit and a wireless communication circuit.

Multi-link operation band arrangement method for bluetooth and wi-fi coexistence

A multi-link operation (MLO) band arrangement method for Bluetooth and Wi-Fi coexistence includes linking a Wi-Fi access point (AP) to a Wi-Fi station which is integrated with a Bluetooth system, the Wi-Fi station informing the Wi-Fi access point about at least one adaptive frequency hopping band in Bluetooth connection of the Wi-Fi station, and the Wi-Fi access point communicating with the Wi-Fi station using at least one frequency band selected according to the at least one adaptive frequency hopping band.

Communication apparatus and bluetooth ID packet recognition method thereof

A communication apparatus is provided. The communication apparatus includes an RF module for receiving an RF signal, and a down converter, coupled to the RF module, for down converting the RF signal in response to a channel select signal to generate a converted signal. The channel select signal controls the down converter to sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels, wherein a total channel number of the plurality of scan trains is N, where 32≦N≦78. The communication apparatus also includes a detector, coupled to the down converter, for determining whether the RF signal comprises an ID packet according to the converted signal corresponding to the channels of the plurality of scan trains.