Method and telecommunications infrastructure for activating an inactive cell

The invention relates to a method for activating at least one inactive cell in a wireless telecommunications infrastructure. The telecommunications infrastructure comprises an active cell containing a plurality of terminals. A presence signal is transmitted in the at least one inactive cell. The plurality of terminals in the active cell detect the presence signal(s) of the one or more inactive cells to gather information from the inactive cell. The information is reported to and received at the telecommunications infrastructure. The information received from the plurality of terminals is processed in a processing system of the telecommunications infrastructure to provide a processing result. The inactive cell is activated when the processing result fulfils at least one activation condition such that at least one of the plurality of terminals is within a coverage area of the activated cell.

SYSTEM AND METHOD FOR RADIO NETWORK PLANNING WITH HSDPA ANALYSIS

A system and method for radio network planning comprises a grid generator and a Monte Carlo analysis module. The Monte Carlo analysis module comprises a snapshot generation module which draws, for each snapshot and for each pixel, a statistical realisation from a distribution function relating to slow fading, and a snapshot evaluation module which establishes radio network parameters. The Monte Carlo analysis module further comprises a sub-snapshot generation module which generates at least one sub-snapshot for each evaluated snapshot result, and a sub-snapshot evaluation module ( 14 ) for evaluating HSDPA performance parameters based on the sub-snapshot. The sub-snapshot evaluation module ( 14 ) comprises a scheduler module ( 16 ) which is arranged for scheduling a HSDPA user according to a scheduling scheme.

Method and Telecommunications Infrastructure for Activating an Inactive Cell

The invention relates to a method for activating at least one inactive cell in a wireless telecommunications infrastructure. The telecommunications infrastructure comprises an active cell containing a plurality of terminals. A presence signal is transmitted in the at least one inactive cell. The plurality of terminals in the active cell detect the presence signal(s) of the one or more inactive cells to gather information from the inactive cell. The information is reported to and received at the telecommunications infrastructure. The information received from the plurality of terminals is processed in a processing system of the telecommunications infrastructure to provide a processing result. The inactive cell is activated when the processing result fulfils at least one activation condition such that at least one of the plurality of terminals is within a coverage area of the activated cell.

CELL GROUP OPTIMIZATION BY MEANS OF CANDIDATE ADVERTISING

A system (1) is configured to select candidate sets of cell groups from a collection of sets of cell groups and arrange transmission of one or more messages to multiple mobile devices (11-15). The one or more messages specify at least one cell group per candidate set of cell groups for each of the mobile devices. The system is further configured to receive responses to the one or more messages. The responses comprise feedback from each of the mobile devices on the specified cell groups. The system is further configured to select one or more sets of cell groups from the candidate sets based on the received responses. A mobile device is configured to perform measurements on the specified cell groups after receipt of the one or more messages and to transmit the feedback in dependence on the measurements.

System and method for radio network planning with HSDPA analysis

A system and method for radio network planning comprises a grid generator and a Monte Carlo analysis module. The Monte Carlo analysis module comprises a snapshot generation module which draws, for each snapshot and for each pixel, a statistical realization from a distribution function relating to slow fading, and a snapshot evaluation module which establishes radio network parameters. The Monte Carlo analysis module further comprises a sub-snapshot generation module which generates at least one sub-snapshot for each evaluated snapshot result, and a sub-snapshot evaluation module (14) for evaluating HSDPA performance parameters based on the sub-snapshot. The sub-snapshot evaluation module (14) comprises a scheduler module (16) which is arranged for scheduling a HSDPA user according to a scheduling scheme.

Scheduling reception of wireless signals using receive beamforming

A receiving system (1) is configured to determine reception antenna weights for a plurality of antennas and/or antenna elements for each transmitting system of a plurality of transmitting systems (11, 22-65) for receiving wireless signals using receive beamforming. The receiving system is further configured to determine a schedule for receiving the wireless signals. The schedule indicates a resource allocation for each of the transmitting systems. The resource allocation specifies an allocated time period. The receiving system is also configured to inform each transmitting system of the resource allocation and, for each resource allocation in the schedule, receive a plurality of instances of a wireless signal via the antennas and/or antenna elements and combine the instances by using an antenna configuration which is based on at least reception antenna weights determined in relation to a transmitting system associated with the resource allocation.

Method and telecommunications network for deactivating or activating a cell in such a network

The invention relates to a method for deactivation of at least one first cell of a plurality of cells in a telecommunications network. User devices in the at least one first cell are triggered to report measurement information regarding one or more second cells of the plurality of cells to the telecommunications network. The measurement information is received in the telecommunications network and analyzed in order to determine whether one or more user devices in the at least one first cell are eligible for being served by a second cell of the one or more second cells when the at least one first cell would be deactivated. When the one or more user devices are determined to be eligible for being served by the second cell of the one or more second cells, the one or more user devices are transferred and the at least one first cell is deactivated.

COORDINATED TRANSMISSION TO A CLIENT DEVICE SERVED BY MULTIPLE COMMUNICATION NETWORKS

The client device ( 1 ) of the invention is configured to receive service information from a first network device ( 19 ) in a first communication network, determine time periods ( 71 ) from the service information and transmit client information to a second network device ( 11 ) in a second communication network. The time periods indicate when the client device is unavailable for receiving transmissions from the second network device and the client information identifies the time periods. The second network device is configured to receive the client information from the client device, determine exclusion time periods ( 72 ) from the client information, prepare transmission of a data unit ( 61, 63 ) to the client device, schedule transmission of the data unit at a time outside the exclusion time periods, and transmit the data unit to the client device at the scheduled time.

CELL GROUP OPTIMIZATION BY MEANS OF PROBING

A system (1) is configured to associate each of multiple sets of cell groups to at least one of multiple successive time periods and for each successive time period, associate each of multiple mobile devices (11-15) to one cell group of the set associated with the time period. The system is further configured to arrange transmission of one or more messages to the mobile devices, the messages instructing each mobile device to participate during each of the successive time periods in a cell group and control multiple base stations (21-25) to form, during each of the successive time periods, the cell groups. The system is also configured to determine and/or receive sets of performance indicator values relating to actual transmissions between the mobile devices and the base stations during the successive time periods, and select one set of the sets of cell groups based on the performance indicator values.

Method and telecommunications network for deactivating or activating a cell in such a network

The invention relates to a method for deactivation of at least one first cell of a plurality of cells in a telecommunications network. User devices in the at least one first cell are triggered to report measurement information regarding one or more second cells of the plurality of cells to the telecommunications network. The measurement information is received in the telecommunications network and analyzed, in order to determine whether one or more user devices in the at least one first cell are eligible for being served by a second cell of the one or more second cells when the at least one first cell would be deactivated. When the one or more user devices are determined to be eligible for being served by the second cell of the one or more second cells, the one or more user devices are transferred and the at least one first cell is deactivated.

SYSTEM FOR UPDATING A NEIGHBOUR CELL LIST (NCL) OF A WIRELESS ACCESS NODE OF A TELECOMMUNICATIONS ARCHITECTURE AND METHOD THEREFORE

The invention relates to a system and method for updating a neighbour cell list of a wireless access node. User terminals to be to be transferred from a first wireless access node of a first wireless access network to a second wireless access node of a second wireless access network are detected. From the first wireless access node, one or more of the detected user terminals are requested to report cell information of a plurality of wireless access nodes of at least one of the first wireless access network and the second wireless access network. The cell information is received from the one or more of the detected user terminals and at least one of the first neighbour cell list and the second neighbour cell list is updated using the received cell information. 1. A system for updating a neighbour cell list in a telecommunications architecture comprising a first wireless access network having a first wireless access node for which at least one first neighbour cell list is defined and a second wireless access network having a second wireless access node for which at least one second neighbour cell list is defined , the system comprising:a detector configured for detecting user terminals to be transferred from the first wireless access node of the first wireless access network to the second wireless access node of the second wireless access network;a selector configured for selecting a part of the user terminals;a request generator configured for requesting from the first wireless access node one or more of the selected user terminals to report cell information of a plurality of wireless access nodes of at least one of the first wireless access network and the second wireless access network;a receiver configured for receiving the cell information from the one or more of the selected user terminals; andupdating means configured for updating at least one of the first neighbour cell list and the second neighbour cell list using the received cell information.2. The system ...

Method and telecommunications infrastructure for activating an inactive cell

The invention relates to a method for activating at least one inactive cell in a wireless telecommunications infrastructure. The telecommunications infrastructure comprises an active cell containing a plurality of terminals. A presence signal is transmitted in the at least one inactive cell. The plurality of terminals in the active cell detect the presence signal(s) of the one or more inactive cells to gather information from the inactive cell. The information is reported to and received at the telecommunications infrastructure. The information received from the plurality of terminals is processed in a processing system of the telecommunications infrastructure to provide a processing result. The inactive cell is activated when the processing result fulfills at least one activation condition such that at least one of the plurality of terminals is within a coverage area of the activated cell.

Energy Reduction in Cooperating Radio Access Systems

The invention relates to cooperation between first and second wireless access networks that can be used to obtain energy reduction for or traffic routing within the overall telecommunications infrastructure while still enabling acceptable network coverage and satisfactory performance by the telecommunications infrastructure as a whole. The cooperation refers to the fact that the wireless access networks provide duplicate coverage in a particular area when both wireless access networks are active, and that traffic can be switched between the cooperating networks in order to temporarily adjust (e.g. switch off) resources of one or the wireless access networks. In this manner, energy reduction and/or traffic routing can be obtained under the constraint that sufficient service coverage and capacity remains at an acceptable quality.

SWITCHING TO MINI-SLOTS FOR TRANSMISSION OF URGENT DATA

A first method comprises transmitting data ( 83 ) of a first kind during a first part of a first time slot (ti 1 ) of a plurality of time slots (ti 1 -ti 4 ) of equal length according to a regular slot schedule, transmitting a preamble ( 84 ) in a second part of the first time slot, and transmitting data of the second kind during one or more mini-slots of a first part of a second time slot (ti 2 ) of the time slots according to a mini-slot schedule. The second time slot succeeds the first time slot and the first part of the second time slot comprises a plurality of mini-slots ( 85 ). A second method comprises receiving the data of the first kind during the first part of the first time slot, receiving the preamble in the first time slot, and receiving data during a plurality of the mini-slots of the second time slot.

Obtaining Samples for Learning-Based Resource Management by Adjusting Flow Characteristics

A system (1, 21) for obtaining samples for a dynamic resource management system in a wireless network is configured to analyze (101) data for a dynamic resource management system to determine one or more combinations of input values which are not present or underrepresented in the data. The dynamic resource management system uses supervised learning to estimate resource demand. The system is further configured to adjust (103) one or more flow characteristics of a data flow between a user device and a base station to obtain one of the combinations of input values, determine a quantity of resources used for the data flow and actual state and/or cell characteristics relevant to the data flow, create a new sample based on the used quantity of resources, the adjusted flow characteristics, and the actual state and/or cell characteristics, and store the new sample in the data.

Shared Spectrum Access

A method is configured for controlling access of nodes to at least two coexisting wireless communication systems, which coexisting wireless communication systems are configured to share a frequency spectrum in a common coverage area. Each node is configured to access at least one wireless communication system in dependence of at least one access parameter. The common coverage area is divided into at least two zones, while each node in the common coverage area is associated with at least one zone. The method includes a control unit collecting usage data indicative of usage of the shared frequency spectrum by the nodes, the control unit determining, by using the usage data, a relationship between the respective shared frequency spectrum usages of the wireless communication systems per zone, the control unit determining for each zone, by using the relationship between the respective frequency spectrum usages, at least one access parameter configured to allow at least one node associated with the respective zone access to at least one of the coexisting wireless communication systems, and the control unit transmitting the access parameters to the respective nodes. 2. The method according to claim 1 , wherein the relationship involves respective shared frequency spectrum occupation times of the coexisting wireless communication systems.3. The method according to claim 1 , wherein the relationship involves respective performances of the coexisting wireless communication systems.4. The method according to claim 1 , wherein the control unit is configured for determining the access parameters such that the relationship is substantially equal to a predetermined ratio.5. The method according to claim 1 , wherein each zone is provided with a separate control unit.6. The method according to claim 1 , wherein at least some nodes are configured to report usage data to the control unit.7. The method according to claim 6 , wherein a node is configured to report usage data of the zone ...

System for updating a neighbour cell list (NCL) of a wireless access node of a telecommunications architecture and method therefore

The invention relates to a system and method for updating a neighbour cell list of a wireless access node. User terminals to be to be transferred from a first wireless access node of a first wireless access network to a second wireless access node of a second wireless access network are detected. From the first wireless access node, one or more of the detected user terminals are requested to report cell information of a plurality of wireless access nodes of at least one of the first wireless access network and the second wireless access network. The cell information is received from the one or more of the detected user terminals and at least one of the first neighbour cell list and the second neighbour cell list is updated using the received cell information.

CONTROLLING AN OPERATION MODE OF A COMMUNICATIONS NETWORK

A data processing system for a cellular communications network is disclosed. The network is configured to enable communication with a user equipment. The data processing system is configured to control the operation mode of the communications re network f to serve the user equipment. Herein the operation mode is characterized by a set of one or more values of respective one or more network performance parameters. The data processing system comprises a storage system and a processor. The storage system is suitable for storing geographical information indicative of a geographical region. The geographical region is independent of the cellular configuration of the cellular communications network. The processor is configured to perform a number of steps. One step comprises obtaining location information indicative of a location of the user equipment. Another step comprises determining that the location indicated by the location information is within the geographical region indicated by the geographical ...

SELECTING A SUBSET OF FREQUENCY RESOURCES BASED ON MEASUREMENTS OF CANDIDATE FREQUENCY RESOURCES

A method of scheduling transmissions to client devices comprises receiving feedback (f1a-f3d) about a plurality of candidate downlink frequency resources (91-94) from a plurality of client devices and/or measuring channel qualities of a plurality of candidate uplink frequency resources (95-98) from receptions of transmissions, e.g. of the feedback, by the plurality of client devices. The method further comprises selecting a subset (92) of the plurality of candidate downlink frequency resources and/or a subset (96) of the plurality of the candidate uplink frequency resources based on the received feedback and/or the measured channel qualities. The method further comprises scheduling transmissions (dd1-3) to the client devices on the selected subset of candidate downlink frequency resources and/or transmissions (ud1-3) from the client devices on the selected subset of uplink frequency resources.

Method and system for automatic coverage assessment for cooperating wireless access networks

The invention relates a method and system for assessing coverage of a wireless access network within a desired area via cooperating wireless access networks and terminals capable of measurement and reporting across the different wireless access networks. The cooperation refers to, among other things, the ability of obtaining coverage assessment for one of the wireless access networks using results of the measurements collected at one of the other wireless access networks. In this manner, more accurate and complete coverage assessment may be obtained, relative to the prior art approaches.

CONFLICT HANDLING IN SELF-ORGANIZING NETWORKS

A mechanism to handle conflict situations relating to configuration parameter value changes that can be made by two or more different self-organizing network functions is provided. The mechanism is based on storing and maintaining at least short term history information on configuration parameter value changes () and utilizing the history information to determine whether or not to allow a configuration parameter value change. 1. A method comprising:storing, for at least one configuration parameter whose value is changeable by one or more self-organizing network functions, at least short term history information on changes.2. The method as claimed in claim 1 , further comprising:receiving an update to the history information; andupdating the history information according to the received update.3. The method as claimed in claim 1 , further comprising:associating a configuration parameter with at least one predetermined condition that utilizes the history information and/or with a token information and/or with a locking information, the at least one predetermined condition defining when a change is allowed to be performed based on the history information.4. A method comprising:obtaining, in response to an intended change to a configuration parameter that is configurable by one or more self-organizing network functions, history information on changes of the configuration parameter;comparing the history information with one or more predetermined conditions; andin response to the one or more predetermined conditions not being fulfilled, rejecting the intended change; otherwise allowing it.5. The method as claimed in claim 4 , further comprising:detecting the intended change in response to receiving from a self-organizing function a request to change a parameter value.6. The method as claimed in claim 4 , further comprising:detecting that the configuration parameter is locked or a token is needed for the change and the token is reserved; andrejecting the intended change.7. ...

Method and Telecommunications Infrastructure for Activating an Inactive Cell

The invention relates to a method for activating at least one inactive cell in a wireless telecommunications infrastructure. The telecommunications infrastructure comprises an active cell containing a plurality of terminals. A presence signal is transmitted in the at least one inactive cell. The plurality of terminals in the active cell detect the presence signal(s) of the one or more inactive cells to gather information from the inactive cell. The information is reported to and received at the telecommunications infrastructure. The information received from the plurality of terminals is processed in a processing system of the telecommunications infrastructure to provide a processing result. The inactive cell is activated when the processing result fulfils at least one activation condition such that at least one of the plurality of terminals is within a coverage area of the activated cell.

BEAM OPTIMIZATION BASED ON SIGNAL MEASUREMENTS IN NEIGHBORING CELLS

A system is configured to obtain an estimated degree of interference for each of a plurality of beams. The estimated degrees of interference are determined based on properties of received signals transmitted by a transmitter in the first cell using the plurality of beams. The signals have been received by mobile devices while in the serving area of at least one second cell. The system is further configured to take a decision, based on the estimated degrees of interference, whether to avoid usage of one or more beams and/or whether to adjust one or more beams, which are transmitted in a spectrum shared by the cells, determine a set of beams in accordance with the decision, and cause the transmitter to use the set of beams to transmit wireless signals to mobile devices in the first cell.

Selecting a subset of frequency resources based on measurements of candidate frequency resources

A method of scheduling transmissions to client devices comprises receiving feedback (f1a-f3d) about a plurality of candidate downlink frequency resources (91-94) from a plurality of client devices and/or measuring channel qualities of a plurality of candidate uplink frequency resources (95-98) from receptions of transmissions, e.g. of the feedback, by the plurality of client devices. The method further comprises selecting a subset (92) of the plurality of candidate downlink frequency resources and/or a subset (96) of the plurality of the candidate uplink frequency resources based on the received feedback and/or the measured channel qualities. The method further comprises scheduling transmissions (dd1-3) to the client devices on the selected subset of candidate downlink frequency resources and/or transmissions (ud1-3) from the client devices on the selected subset of uplink frequency resources.

Method and system for automatic coverage assessment for cooperating wireless access networks

The invention relates a method and system for assessing coverage of a wireless access network within a desired area via cooperating wireless access networks and terminals capable of measurement and reporting across the different wireless access networks. The cooperation refers to, among other things, the ability of obtaining coverage assessment for one of the wireless access networks using results of the measurements collected at one of the other wireless access networks. In this manner, more accurate and complete coverage assessment may be obtained, relative to the prior art approaches.

Method and Telecommunications Network for Deactivating or Activating a Cell in Such a Network

The invention relates to a method for deactivation of at least one first cell of a plurality of cells in a telecommunications network. User devices in the at least one first cell are triggered to report measurement information regarding one or more second cells of the plurality of cells to the telecommunications network. The measurement information is received in the telecommunications network (preferably using the still active at least one first cell) and analysed (in the telecommunications network or by an external system), in order to determine whether one or more user devices in the at least one first cell are eligible for being served by a second cell of the one or more second cells when the at least one first cell would be deactivated. When the one or more user devices are determined to be eligible for being served by the second cell of the one or more second cells, the one or more user devices are transferred, i.e. are handed over or perform cell reselection from the first cell to the second cell and the at least one first cell is deactivated. 1. A method for deactivation of at least one first cell of a plurality of cells in a telecommunications network , the plurality of cells defining a coverage area containing a plurality of user devices , the method comprising:triggering at least one user device of the plurality of user devices in the at least one first cell to report measurement information regarding one or more second cells of the plurality of cells to the telecommunications network;receiving and analyzing the measurement information regarding the one or more second cells to determine whether the at least one user device of the plurality of user devices in the at least one first cell is eligible for being served by a second cell of the one or more second cells when the at least one first cell would be deactivated; anddeactivating the at least one first cell when the at least one user device is determined to be eligible for being served by the second ...

Method and Telecommunications Network for Deactivating or Activating a Cell in Such a Network

The invention relates to a method for deactivation of at least one first cell of a plurality of cells in a telecommunications network. User devices in the at least one first cell are triggered to report measurement information regarding one or more second cells of the plurality of cells to the telecommunications network. The measurement information is received in the telecommunications network and analyzed in order to determine whether one or more user devices in the at least one first cell are eligible for being served by a second cell of the one or more second cells when the at least one first cell would be deactivated. When the one or more user devices are determined to be eligible for being served by the second cell of the one or more second cells, the one or more user devices are transferred and the at least one first cell is deactivated. 1. A method for deactivation of at least one first cell of a plurality of cells in a telecommunications network , the plurality of cells defining a coverage area containing a plurality of user devices , the method comprising:triggering at least one user device of the plurality of user devices in the at least one first cell to report measurement information regarding one or more second cells of the plurality of cells to the telecommunications network;receiving and analyzing the measurement information regarding the one or more second cells to determine whether the at least one user device of the plurality of user devices in the at least one first cell is eligible for being served by a second cell of the one or more second cells when the at least one first cell would be deactivated; anddeactivating the at least one first cell when the at least one user device is determined to be eligible for being served by the second cell of the one or more second cells.2. The method according to claim 1 , wherein analyzing the measurement information regarding the one or more second cells includes verifying whether at least one of a signal ...

Scheduling Reception Of Wireless Signals Using Receive Beamforming

A receiving system () is configured to determine reception antenna weights for a plurality of antennas and/or antenna elements for each transmitting system of a plurality of transmitting systems (-) for receiving wireless signals using receive beamforming. The receiving system is further configured to determine a schedule for receiving the wireless signals. The schedule indicates a resource allocation for each of the transmitting systems. The resource allocation specifies an allocated time period. The receiving system is also configured to inform each transmitting system of the resource allocation and, for each resource allocation in the schedule, receive a plurality of instances of a wireless signal via the antennas and/or antenna elements and combine the instances by using an antenna configuration which is based on at least reception antenna weights determined in relation to a transmitting system associated with the resource allocation. 1. A receiving system for receiving wireless signals from a plurality of transmitting systems , said receiving system being configured to:for each transmitting system of a plurality of transmitting systems, determine reception antenna weights for a plurality of antennas and/or antenna elements for receiving wireless signals from said transmitting system using receive beamforming,determine a schedule for receiving wireless signals from said plurality of transmitting systems, said schedule indicating a resource allocation for each of said plurality of transmitting systems, said resource allocation specifying an allocated time period,inform each transmitting system of said plurality of transmitting systems of said resource allocation to said transmitting system, andfor each resource allocation in said schedule, receive a plurality of instances of a wireless signal via said plurality of antennas and/or antenna elements and combine said instances by using an antenna configuration which is based on at least reception antenna weights ...

Conflict handling in self-organizing networks

A mechanism to handle conflict situations relating to configuration parameter value changes that can be made by two or more different self-organizing network functions is provided. The mechanism is based on storing and maintaining at least short term history information on configuration parameter value changes ( 33, 34, 35, 36 ) and utilizing the history information to determine whether or not to allow a configuration parameter value change.

Method and System for Automatic Coverage Assessment for Cooperating Wireless Access Networks

The invention relates a method and system for assessing coverage of a wireless access network within a desired area via cooperating wireless access networks and terminals capable of measurement and reporting across the different wireless access networks. The cooperation refers to, among other things, the ability of obtaining coverage assessment for one of the wireless access networks using results of the measurements collected at one of the other wireless access networks. In this manner, more accurate and complete coverage assessment may be obtained, relative to the prior art approaches.

System and method for radio network planning with HSDPA analysis

A system and method for radio network planning, comprising a plurality of radio network input parameters, at least one grid generator, a Monte Carlo analysis module, comprising a Snapshot generation module wherein for each snapshot and for each pixel a statistical realisation is taken from a distribution function at least relating to slow fading, a Snapshot evaluation module, the Monte Carlo analysis module further comprising a sub-Snapshot generation module which generates at least one sub-snapshot for each evaluated snapshot result, wherein a statistical realisation is taken from a distribution function relating to fast fading within the snapshot, a sub-snapshot evaluation module for evaluating HSDPA performance parameters based on the sub-snapshot, further comprising a scheduler module, which is arranged for scheduling for each cell in each of the at least one the sub-snapshot at least one HSDPA user according to a scheduling scheme.

System and method for radio network planning with hsdpa analysis

Method and telecommunications network for deactivating or activating a cell in such a network

Scheduling reception of wireless signals using receive beamforming

A receiving system (1) is configured to determine reception antenna weights for a plurality of antennas and/or antenna elements for each transmitting system of a plurality of transmitting systems (11, 22-65) for receiving wireless signals using receive beamforming. The receiving system is further configured to determine a schedule for receiving the wireless signals. The schedule indicates a resource allocation for each of the transmitting systems. The resource allocation specifies an allocated time period. The receiving system is also configured to inform each transmitting system of the resource allocation and, for each resource allocation in the schedule, receive a plurality of instances of a wireless signal via the antennas and/or antenna elements and combine the instances by using an antenna configuration which is based on at least reception antenna weights determined in relation to a transmitting system associated with the resource allocation.

System and method for radio network planning with hsdpa analysis

A system and method for radio network planning comprises a grid generator and a Monte Carlo analysis module. The Monte Carlo analysis module comprises a snapshot generation module which draws, for each snapshot and for each pixel, a statistical realisation from a distribution function relating to slow fading, and a snapshot evaluation module which establishes radio network parameters. The Monte Carlo analysis module further comprises a sub-snapshot generation module which generates at least one sub-snapshot for each evaluated snapshot result, and a sub-snapshot evaluation module (14) for evaluating HSDPA performance parameters based on the sub-snapshot. The sub-snapshot evaluation module (14) comprises a scheduler module (16) which is arranged for scheduling a HSDPA user according to a scheduling scheme.

Cell group optimization by means of candidate advertising

A system (1) is configured to select candidate sets of cell groups from a collection of sets of cell groups and arrange transmission of one or more messages to multiple mobile devices (11-15). The one or more messages specify at least one cell group per candidate set of cell groups for each of the mobile devices. The system is further configured to receive responses to the one or more messages. The responses comprise feedback from each of the mobile devices on the specified cell groups. The system is further configured to select one or more sets of cell groups from the candidate sets based on the received responses. A mobile device is configured to perform measurements on the specified cell groups after receipt of the one or more messages and to transmit the feedback in dependence on the measurements.

Assembling a digital twin of a telecommunication network

A system for performing simulations on a digital twin (1) of a telecommunication network is configured to determine a minimum assessment accuracy with respect to one or more performance indicators and/or determine a maximum assessment duration, select a simulation model (13-15,23-25,33-35,43-45) for each of a plurality of components (3-8) of the digital twin based on at least one of the minimum assessment accuracy and the maximum assessment duration, assemble the selected simulation models (13,14,23,33,43) into the digital twin, and perform the simulations on the digital twin.

Method and system for automatic coverage assessment for cooperating wireless access networks

Coordinated transmission to a client device served by multiple communication networks

The client device (1) of the invention is configured to receive service information from a first network device (19) in a first communication network, determine time periods (71) from the service information and transmit client information to a second network device (11) in a second communication network. The time periods indicate when the client device is unavailable for receiving transmissions from the second network device and the client information identifies the time periods. The second network device is configured to receive the client information from the client device, determine exclusion time periods (72) from the client information, prepare transmission of a data unit (61, 63) to the client device, schedule transmission of the data unit at a time outside the exclusion time periods, and transmit the data unit to the client device at the scheduled time.

Coordinated transmission to a client device served by multiple communication networks

The client device (1) of the invention is configured to receive service information from a first network device (19) in a first communication network, determine time periods (71) from the service information and transmit client information to a second network device (11) in a second communication network. The time periods indicate when the client device is unavailable for receiving transmissions from the second network device and the client information identifies the time periods. The second network device is configured to receive the client information from the client device, determine exclusion time periods (72) from the client information, prepare transmission of a data unit (61, 63) to the client device, schedule transmission of the data unit at a time outside the exclusion time periods, and transmit the data unit to the client device at the scheduled time.

Controlling an operation mode of a communications network

A data processing system for a cellular communications network is disclosed. The network is configured to enable communication with a user equipment. The data processing system is configured to control the operation mode of the communications network f to serve the user equipment. Herein the operation mode is characterized by a set of one or more values of respective one or more network performance parameters. The data processing system comprises a storage system and a processor. The storage system is suitable for storing geographical information indicative of a geographical region. The geographical region is independent of the cellular configuration of the cellular communications network. The processor is configured to perform a number of steps. One step comprises obtaining location information indicative of a location of the user equipment. Another step comprises determining that the location indicated by the location information is within the geographical region indicated by the geographical information that is stored in the storage system. Yet another step comprises, based on this determination, controlling the operation mode of the network for serving the user equipment such that the operation mode is characterized by a first set of one or more values of said respective one or more network performance parameters.

Controlling an operation mode of a communications network

Cell group optimization by means of probing

A system (1) is configured to associate each of multiple sets of cell groups to at least one of multiple successive time periods and for each successive time period, associate each of multiple mobile devices (11-15) to one cell group of the set associated with the time period. The system is further configured to arrange transmission of one or more messages to the mobile devices, the messages instructing each mobile device to participate during each of the successive time periods in a cell group and control multiple base stations (21-25) to form, during each of the successive time periods, the cell groups. The system is also configured to determine and/or receive sets of performance indicator values relating to actual transmissions between the mobile devices and the base stations during the successive time periods, and select one set of the sets of cell groups based on the performance indicator values.

Cell group optimization by means of probing

A system (1) is configured to associate each of multiple sets of cell groups to at least one of multiple successive time periods and for each successive time period, associate each of multiple mobile devices (11-15) to one cell group of the set associated with the time period. The system is further configured to arrange transmission of one or more messages to the mobile devices, the messages instructing each mobile device to participate during each of the successive time periods in a cell group and control multiple base stations (21-25) to form, during each of the successive time periods, the cell groups. The system is also configured to determine and/or receive sets of performance indicator values relating to actual transmissions between the mobile devices and the base stations during the successive time periods, and select one set of the sets of cell groups based on the performance indicator values.

非アクティブ・セルをアクティブ化するための方法および電気通信インフラストラクチャ

【課題】無線電気通信インフラストラクチャにおいて少なくとも１つの非アクティブ・セルをアクティブ化するための方法を提供する。 【解決手段】この電気通信インフラストラクチャは、複数の端末を収容するアクティブ・セルを備える。プレゼンス信号が、少なくとも１つの非アクティブ・セル内に送信される。アクティブ・セル内の複数の端末が１以上の非アクティブ・セルのプレゼンス信号（１または複数）を検出し、その非アクティブ・セルから情報を収集する。その情報は、電気通信インフラストラクチャに報告され、受信される。複数の端末から受信した情報は、電気通信インフラストラクチャの処理システムにおいて処理され、処理結果を提供する。非アクティブ・セルは、この処理結果が、複数の端末のうち少なくとも１つがアクティブ化されたセルのカバレッジ・エリア内にあるというような少なくとも１つのアクティブ化条件を満たすときにアクティブ化される。 【選択図】図３

非アクティブ・セルをアクティブ化するための方法および電気通信インフラストラクチャ

【課題】無線電気通信インフラストラクチャにおいて少なくとも１つの非アクティブ・セルをアクティブ化するための方法を提供する。 【解決手段】電気通信インフラストラクチャは、複数の端末を収容するアクティブ・セルを備える。プレゼンス信号を、少なくとも１つの非アクティブ・セル内に送信する。アクティブ・セル内の複数の端末が１以上の非アクティブ・セルのプレゼンス信号（１または複数）を検出し、その非アクティブ・セルから情報を収集する。その情報は、電気通信インフラストラクチャに報告され、受信される。複数の端末から受信した情報は、電気通信インフラストラクチャの処理システムにおいて処理し、処理結果を提供する。非アクティブ・セルを、処理結果が、複数の端末のうち少なくとも１つがアクティブ化されたセルのカバレッジ・エリア内にあるというような、少なくとも１つのアクティブ化条件を満たすときにアクティブ化する。 【選択図】図３

System und verfahren zur funknetzplanung mit hsdpa-analyse

Scheduling and beam management of wireless transmissions with communication payload based on sensing requirements

A system (1) for sensing one or more objects (21-23) is configured to obtain sensing requirements for sensing the one or more objects, schedule frequency and time resources and/or determine beam characteristics of beams for transmissions of wireless communication signals which include communication payload data to a specific further system (11-13) based on the sensing requirements, transmit the wireless communication signals to the further system on the scheduled frequency and time resources and/or via the beams with the determined beam characteristics, and obtain received signals upon transmitting the wireless communication signals. The received signals comprise received versions of the transmitted wireless communication signals and reflect an impact of the one or more objects on the transmitted wireless communication signals. The system is further configured to determine, or enable to determine, one or more physical properties of each of the objects based on the characteristics of the received signals.

Cell group optimization by means of candidate advertising

A system (1) is configured to select candidate sets of cell groups from a collection of sets of cell groups and arrange transmission of one or more messages to multiple mobile devices (11-15). The one or more messages specify at least one cell group per candidate set of cell groups for each of the mobile devices. The system is further configured to receive responses to the one or more messages. The responses comprise feedback from each of the mobile devices on the specified cell groups. The system is further configured to select one or more sets of cell groups from the candidate sets based on the received responses. A mobile device is configured to perform measurements on the specified cell groups after receipt of the one or more messages and to transmit the feedback in dependence on the measurements.

Data flows from multiple devices with joint quality-of-service requirements

A device (1) for transmitting data over a data radio bearer associated with a first data flow is configured to determine one or more quality -of-service requirements of one or more applications and create a request specifying the one or more quality-of-service requirements to admit a group of at least two data flows with one or more joint quality-of- service requirements. The group of data flows comprises the first data flow. The device is further configured to transmit (251) the request to a system (41) for establishing data flows, receive (257), from the system for establishing data flows, a response indicating whether the request has been accepted or rejected, and transmit (263) data to a base station (21) over the data radio bearer associated with the first data flow if the request has been accepted.

Joint use of multiple wireless receivers to support more demanding downlink quality-of-service requirements

A method includes determining (401) information relating to each of a plurality of devices and transmitting (403) the information to cause a data flow to be requested with one or more quality-of-service requirements and the admittance of the data flow with the one or more quality-of-service requirements to be decided upon based on the information. The plurality of devices includes a first device which includes a first wireless receiver and a second device which includes a second wireless receiver. The method further comprises obtaining (405) a first signal received by the first wireless receiver over a data radio bearer associated with the data flow, obtaining (407) a second signal received by the second wireless receiver over the data radio bearer or over a further data radio bearer associated with a further data flow and extracting (409) data from the first and second signals by aggregating the first and second signals.

Switching to mini-slots for transmission of urgent data

A first method comprises transmitting data (83) of a first kind during a first part of a first time slot (ti1) of a plurality of time slots (ti1-ti4) of equal length according to a regular slot schedule, transmitting a preamble (84) in a second part of the first time slot, and transmitting data of the second kind during one or more mini-slots of a first part of a second time slot (ti2) of the time slots according to a mini-slot schedule. The second time slot succeeds the first time slot and the first part of the second time slot comprises a plurality of mini-slots (85). A second method comprises receiving the data of the first kind during the first part of the first time slot, receiving the preamble in the first time slot, and receiving data during a plurality of the mini-slots of the second time slot.

Conflict handling in self-organizing networks

A mechanism to handle conflict situations relating to configuration parameter value changes that can be made by two or more different self-organizing network functions is provided. The mechanism is based on storing and maintaining at least short term history information on configuration parameter value changes ( 33, 34, 35, 36 ) and utilizing the history information to determine whether or not to allow a configuration parameter value change.

Método para resolver conflitos de parâmetros de configuração, aparelho e sistema relacionados

TRATAMENTO DE CONFLITO EM REDES DE AUTO-ORGANIZAÇÃO. Um mecanismo para tratar situações de conflito relativas a mudanças de valores de parâmetros de configuração que podem ser feitas por duas ou mais funções de rede de auto-organização diferentes é fornecido. O mecanismo é baseado em armazenamento e manutenção de, pelo menos, informações sobre o histórico de curto prazo nas alterações do valor do parâmetro de configuração (33, 34, 35, 36) e utilizando as informações do histórico para determinar se deve ou não permitir a alteração do valor do parâmetro de configuração.

Conflict handling in self-organizing networks

A mechanism to handle conflict situations relating to configuration parameter value changes that can be made by two or more different self-organizing network functions is provided. The mechanism is based on storing and maintaining at least short term history information on configuration parameter value changes ( 33, 34, 35, 36 ) and utilizing the history information to determine whether or not to allow a configuration parameter value change.

Node selection for sensing one or more objects in a joint communication and sensing system

A system (1) for enabling sensing of one or more objects (9) is configured to obtain sensing requirements for sensing the one or more objects, e.g. information specifying a target area, obtain communication requirements, e.g. with respect to throughput, latency, and/or reliability level, obtain information on each of a collection of nodes (11-12,31-36), e.g. node locations and receiver characteristics, select a set of nodes from the collection of nodes based on the sensing requirements, the communication requirements, and the information on each of the collection of nodes, and instruct one or more nodes of the set of nodes to participate in sensing the one or more objects. At least one node of the set of nodes will transmit wireless signals and at least one node of the set of nodes will receive the wireless signals.

Obtaining samples for learning-based resource management by adjusting flow characteristics

A system (1, 21) for obtaining samples for a dynamic resource management system in a wireless network is configured to analyze (101) data for a dynamic resource management system to determine one or more combinations of input values which are not present or underrepresented in the data. The dynamic resource management system uses supervised learning to estimate resource demand. The system is further configured to adjust (103) one or more flow characteristics of a data flow between a user device and a base station to obtain one of the combinations of input values, determine a quantity of resources used for the data flow and actual state and/or cell characteristics relevant to the data flow, create a new sample based on the used quantity of resources, the adjusted flow characteristics, and the actual state and/or cell characteristics, and store the new sample in the data.

Node selection for sensing one or more objects in a joint communication and sensing system

A system (1) for enabling sensing of one or more objects (9) is configured to obtain sensing requirements for sensing the one or more objects, e.g. information specifying a target area, obtain communication requirements, e.g. with respect to throughput, latency, and/or reliability level, obtain information on each of a collection of nodes (11-12,31-36), e.g. node locations and receiver characteristics, select a set of nodes from the collection of nodes based on the sensing requirements, the communication requirements, and the information on each of the collection of nodes, and instruct one or more nodes of the set of nodes to participate in sensing the one or more objects. At least one node of the set of nodes will transmit wireless signals and at least one node of the set of nodes will receive the wireless signals.

Method and system for automatic coverage assessment for cooperating wireless access networks

The invention relates a method and system for assessing coverage of a wireless access network within a desired area via cooperating wireless access networks and terminals capable of measurement and reporting across the different wireless access networks. The cooperation refers to, among other things, the ability of obtaining coverage assessment for one of the wireless access networks using results of the measurements collected at one of the other wireless access networks. In this manner, more accurate and complete coverage assessment may be obtained, relative to the prior art approaches.

Controlling an operation mode of a communications network

A data processing system for a cellular communications network is disclosed. The network is configured to enable communication with a user equipment. The data processing system is configured to control the operation mode of the communications network f to serve the user equipment. Herein the operation mode is characterized by a set of one or more values of respective one or more network performance parameters. The data processing system comprises a storage system and a processor. The storage system is suitable for storing geographical information indicative of a geographical region. The geographical region is independent of the cellular configuration of the cellular communications network. The processor is configured to perform a number of steps. One step comprises obtaining location information indicative of a location of the user equipment. Another step comprises determining that the location indicated by the location information is within the geographical region indicated by the geographical information that is stored in the storage system. Yet another step comprises, based on this determination, controlling the operation mode of the network for serving the user equipment such that the operation mode is characterized by a first set of one or more values of said respective one or more network performance parameters.

Data flows from multiple devices with joint quality-of-service requirements

A device (1) for transmitting data over a data radio bearer associated with a first data flow is configured to determine one or more quality -of-service requirements of one or more applications and create a request specifying the one or more quality-of-service requirements to admit a group of at least two data flows with one or more joint quality-of- service requirements. The group of data flows comprises the first data flow. The device is further configured to transmit (251) the request to a system (41) for establishing data flows, receive (257), from the system for establishing data flows, a response indicating whether the request has been accepted or rejected, and transmit (263) data to a base station (21) over the data radio bearer associated with the first data flow if the request has been accepted.

Selecting a subset of frequency resources based on measurements of candidate frequency resources