WO2022193738A1 - Procédé et appareil de régulation de puissance, dispositif de communication et support de stockage lisible par ordinateur - Google Patents

Procédé et appareil de régulation de puissance, dispositif de communication et support de stockage lisible par ordinateur Download PDF

Info

Publication number
WO2022193738A1
WO2022193738A1 PCT/CN2021/135101 CN2021135101W WO2022193738A1 WO 2022193738 A1 WO2022193738 A1 WO 2022193738A1 CN 2021135101 W CN2021135101 W CN 2021135101W WO 2022193738 A1 WO2022193738 A1 WO 2022193738A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
grid
power control
power
terminal corresponding
Prior art date
Application number
PCT/CN2021/135101
Other languages
English (en)
Chinese (zh)
Inventor
王梓楠
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2022193738A1 publication Critical patent/WO2022193738A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/248—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where transmission power control commands are generated based on a path parameter

Definitions

  • the embodiments of the present application relate to, but are not limited to, the field of communications, and in particular, relate to a power control method, an apparatus, a communication device, and a computer-readable storage medium.
  • the spatial separation of cell base stations is an important means to achieve multiplexing.
  • adjacent cells avoid interference by selecting different frequency bands, the interference generated by uplink and downlink will still cross adjacent cells to other same cells. interfere with the frequency cell.
  • the current power control method mainly calculates and configures the control power directly after the base station estimates the interference power according to the received user signal, but this method does not consider the interference caused by the user equipment to other co-frequency cells.
  • the interference caused by each user equipment to adjacent co-frequency cells and the power configuration will bring a huge amount of calculation, which makes it difficult to achieve.
  • the main purpose of the embodiments of the present application is to provide a power control method, an apparatus, a communication device, and a computer-readable storage medium.
  • an embodiment of the present application provides a power control method, including: acquiring a measurement report (Measurement Report, MR) from a network element, where the MR includes MR information; and obtaining a plurality of grids according to the MR information grid type; obtain the optimized power configuration parameter of each grid type according to the MR information and the multiple grid types; use the power configuration parameter to perform power control on the terminal corresponding to the grid type.
  • MR Measurement Report
  • an embodiment of the present application further provides a power control device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, the computer program being processed by the processor.
  • a power control device including a memory, a processor, and a computer program stored on the memory and executable on the processor, the computer program being processed by the processor.
  • an embodiment of the present application further provides a communication device, including the power control apparatus of the foregoing second aspect.
  • embodiments of the present application further provide a computer-readable storage medium, where an information processing program is stored on the computer-readable storage medium, and when the information processing program is executed by a processor, the power of the foregoing first aspect is realized Control Method.
  • FIG. 1 is a schematic diagram of a system architecture for implementing a power control method provided by an embodiment of the present application
  • FIG. 2 is a schematic diagram of a system architecture for implementing a power control method provided by another embodiment of the present application
  • FIG. 3 is a schematic diagram of a system architecture for implementing a power control method provided by another embodiment of the present application
  • FIG. 5 is a flowchart of grid classification in a power control method provided by an embodiment of the present application.
  • FIG. 6 is a flowchart of generating a power configuration parameter in a power control method provided by an embodiment of the present application
  • FIG. 7 is a flow chart of obtaining power configuration parameters by using a power configuration parameter optimization rule in a power control method provided by an embodiment of the present application;
  • FIG. 8 is a flowchart of grid classification in a power control method provided by another embodiment of the present application.
  • FIG. 9 is a flowchart of generating a power configuration parameter in a power control method provided by another embodiment of the present application.
  • FIG. 10 is a flowchart of a power control method provided by another embodiment of the present application.
  • FIG. 11 is a flowchart of a power control method provided by another embodiment of the present application.
  • FIG. 12 is a schematic diagram of a power control apparatus provided by an embodiment of the present application.
  • FIG. 13 is a schematic diagram of a communication device provided by an embodiment of the present application.
  • the present application provides a power control method, apparatus, communication device, and computer-readable storage medium, wherein the power control method includes: acquiring MR from a network element, wherein the MR includes MR information, and obtaining multiple grid types according to the MR information , according to the MR information and multiple grid types, the optimized power configuration parameters of each grid type are obtained, and the power configuration parameters are used to control the power of the terminal corresponding to the grid type.
  • the power control method includes: acquiring MR from a network element, wherein the MR includes MR information, and obtaining multiple grid types according to the MR information , according to the MR information and multiple grid types, the optimized power configuration parameters of each grid type are obtained, and the power configuration parameters are used to control the power of the terminal corresponding to the grid type.
  • Obtain multiple grid types according to the MR information then combine the classified multiple grid types with the MR information to obtain the optimized power configuration parameters of each grid type, and then use the power configuration parameters to determine the power configuration of the terminal corresponding to the grid type. Power
  • FIG. 1 is a schematic diagram of a system architecture for implementing a power control method provided by an embodiment of the present application.
  • the system architecture includes a network element 110 and a power control apparatus 120.
  • the network element 110 may be configured to sort the MRs from the acquisition terminal, send the sorted MRs to the power control apparatus 120, and also It can be set to perform power control on the terminal according to the power control information for the terminal sent by the power control device 120; Type and service need to determine whether the terminal needs to be power controlled.
  • the judgment result is that the terminal needs to be power controlled, it can be set to sort the MRs obtained from the terminal, and then send it to the power control device 120 .
  • the power control device 120 may be configured to obtain the MR from the network element 110, wherein the MR includes MR information, obtains a plurality of grid types according to the MR information, and obtains the optimized grid type according to the MR information and the plurality of grid types.
  • the power configuration parameters are used to control the power of terminals corresponding to multiple grid types.
  • the power control device 120 may include a grid classification unit 121, a transmission quality data generation unit 122 and a power optimization unit 123, wherein the grid classification unit 121 is configured to obtain a plurality of grids according to the MR obtained from the network element 110 and according to the MR information.
  • the transmission quality data generation unit 122 is configured to obtain the transmission quality data of the terminal corresponding to the grid type according to the MR from the network element 110 and the plurality of grid types
  • the power optimization unit 123 is configured to obtain the transmission quality data according to the grid type Optimized power configuration parameters for each grid type, and use the power configuration parameters to control the power of the terminal corresponding to the grid type.
  • the judgment basis of the decision module may be the number of users of the network element 110 or the distance between cells, which is not specifically limited in this embodiment.
  • the power control apparatus when the power control apparatus is used in an offline power control scheme, the power control apparatus may include a network management module 210 and an offline module 220, and the network management module 210 may include a data storage unit 211 and a first transmission quality data.
  • the generation unit 212 wherein the data storage unit 211 may be configured to store the MR information obtained from the network element (the network element 110 may include the optimal configuration decision module 111), and the first transmission quality data generation unit 212 is configured to control the power after the
  • the off-line module 220 may include a grid classification unit 221, a second transmission quality data generation unit 222 and a power optimization unit 223, wherein the grid classification unit 221 is configured to obtain a plurality of grid types according to the MR information , the second transmission quality data generation unit 222 is configured to obtain the transmission quality data of the terminal corresponding to the grid type according to the MR information from the network element and the plurality of grid types, and the power optimization unit 223 is configured to obtain the transmission quality data according to the Optimized power configuration parameters for each grid type, and use the power configuration parameters to control the power of the terminal corresponding to the grid type.
  • the power control apparatus when the power control apparatus is used for a real-time power control scheme, may include a network management module 310, and the network management module 310 may include a data storage unit 311, a grid classification unit 312, and a transmission quality data
  • the power optimization unit 314 is configured to obtain the optimized power configuration parameters of each grid type according to the transmission quality data, and use the power configuration parameters to perform power control on the terminals corresponding to the grid types.
  • FIG. 4 is a flowchart of a power control method provided by an embodiment of the present application.
  • the power control method is applied to the power control apparatus in the above-mentioned system architecture.
  • the power control method includes but is not limited to step S410, step S420, step S430 and step S440.
  • Step S410 acquiring the MR from the network element, where the MR includes MR information.
  • the MR from the network element may be acquired, and the acquired MR may include MR information.
  • the MR information may include the reference signal received power (Reference Signal Receiving Power, RSRP) value of the local area, the RSRP value of the same-frequency adjacent area, the transmit power, the path loss, the number of terminal users, the noise floor, etc. It is not specifically limited.
  • RSRP Reference Signal Receiving Power
  • different MR information can be obtained in different power control scenarios.
  • the RSPR of the local area and the RSRP of the adjacent area in the MR information can be obtained, and the MR information can be obtained.
  • the path loss value of the local area and the path loss value of the adjacent area in the MR information can be obtained from the number information of the same-frequency adjacent areas; for example, in some interference scenarios, the time information and the time information in the MR information can be obtained.
  • Corresponding terminal quantity information for another example, in a scene with dense buildings, the building identification in the MR information and the floor information corresponding to the building identification can be obtained; for another example, in a scene with a large road loss, the building identification in the MR information can be obtained.
  • power headroom information of the terminal for another example, in a scenario with small path loss, the modulation and coding strategy (Modulation and Coding Scheme, MCS) information of the terminal in the MR information can be obtained; for another example, in a low load scenario or low
  • MCS Modulation and Coding Scheme
  • SINR Signal to Interference plus Noise Ratio
  • This embodiment does not specifically limit the acquired MR information, and those skilled in the art may acquire it according to actual scenarios, and separate different grid types according to the acquired MR information.
  • Step S420 obtaining multiple grid types according to the MR information value.
  • the terminals may be classified according to the acquired MR information to obtain multiple grid types.
  • the classification method can be classified according to the RSRP value of the local area in the MR information, and the ratio of the RSRP of the local area to the RSRP of the adjacent area (the adjacent local ratio);
  • the interval is classified, or the raster is classified by clustering method, such as K-MEANS algorithm, CLARANS algorithm, etc.
  • Step S430 Obtain optimized power configuration parameters for each grid type according to the MR information and multiple grid types.
  • Step S440 using the power configuration parameter to perform power control.
  • the object of power control may be all terminals corresponding to a grid type, or may be a terminal corresponding to a grid type corresponding to a grid, which is not specifically limited in this embodiment.
  • MRs from network elements may be acquired, the acquired MRs may include MR information, and then terminals may be classified according to the acquired MR information to obtain multiple grid types,
  • the power configuration parameters of the terminals corresponding to the multiple grid types may be obtained through the MR information and the multiple grid types, and the power configuration parameters are used to perform power control on the terminals corresponding to the multiple grid types.
  • Obtain multiple grid types according to the MR information then combine the classified multiple grid types with the MR information to obtain the optimized power configuration parameters of each grid type, and then use the power configuration parameters to determine the power configuration of the terminal corresponding to the grid type. Power is controlled, so the communication quality can be improved; in addition, since the unified power control is performed on the terminals corresponding to the grid type, it is not necessary to calculate the power configuration parameters for each terminal separately, so the calculation of the power configuration parameters can be reduced. quantity.
  • step S420 includes but is not limited to step S510, step S520 and step S530:
  • Step S510 generate a plurality of grids according to the MR information.
  • a plurality of grids may be generated by using the radio frequency fingerprinting technology according to the acquired MR information, and the method for generating a grid by using the radio frequency fingerprinting technology may include dividing a plurality of initial grids according to the MR information, and then according to the plurality of initial grids. The similarity between the event class statistics of the grids. Multiple initial grids are merged to obtain multiple grids, where the number of multiple grids is less than the number of multiple initial grids, which can be based on multiple grids. Generate RF fingerprint information base.
  • the multiple initial grids are merged to obtain multiple grids, which realizes the grid
  • the number of grids is reduced, so that the database overhead required for the radio frequency fingerprint information database generated on the basis of such grids is reduced, and the storage overhead of the radio frequency fingerprint information database caused by the large number of grids in the related technical solution is solved. too big a problem.
  • the technology for generating multiple grids according to the acquired MR information may be other technologies besides the radio frequency fingerprint technology, which is not uniquely limited in this embodiment.
  • the execution subject of the above steps may be a network side device or the like, which is not specifically limited in this embodiment.
  • two or more initial grids that satisfy the merging condition among the multiple initial grids are merged to obtain multiple grids, wherein the merging condition may be that the two or more initial grids are similar.
  • the adjacent grid may also be that the event class statistical information of two or more initial grids is consistent or the similarity is higher than a predetermined similarity, which is not specifically limited in this embodiment.
  • two or more initial grids that satisfy the adjacent condition are confirmed to be adjacent grids, wherein the adjacent condition may include the consistency between the identifier combinations of the two or more initial grids; And the distance between the center vector of any one of the two or more initial grids and the center vector of at least one other initial grid of the two or more initial grids is the smallest.
  • the adjacent condition may include the consistency between the identifier combinations of the two or more initial grids; And the distance between the center vector of any one of the two or more initial grids and the center vector of at least one other initial grid of the two or more initial grids is the smallest.
  • the identifier combination is a combination formed by at least one of the following identifiers: serving cell identifier, strongest neighbor identifier, and second-strong neighbor identifier;
  • the center vector is a vector formed by at least one of the following parameters: the average signal quality of the serving cell , the mean signal quality of the strongest neighboring cell, and the mean signal quality of the second strongest neighboring cell.
  • the initial grid division strategy may be based on the MR information, using a fixed numerical value of the system measurement parameter to divide multiple initial grids, and it may be based on the distribution probability density of the system measurement parameter in the MR information.
  • Dynamic determination of the system The numerical segmentation of the parameters is measured, and multiple initial grids are divided based on the dynamically determined numerical segmentation, which may be weighted data information obtained by weighting the MR information, and multiple initial grids are divided based on the weighted data information.
  • the number of terminals corresponding to the same grid may be one or multiple, which is not specifically limited in this implementation.
  • step S520 the neighbor-to-local ratio is obtained according to the RSRP value of the local area and the RSRP value of the same-frequency adjacent area.
  • the neighbor-to-local ratio can be obtained by comparing the RSRP value of the local area with the RSRP value of the same-frequency adjacent area.
  • the neighbor-to-local ratio can be the RSRP value of the local area minus the RSRP value of the same-frequency neighbor area is greater than or equal to 10; it can be that the RSRP value of the local area minus the RSRP value of the same-frequency neighbor area is greater than 0, or the RSRP value of the local area minus the same-frequency neighbor area.
  • the RSRP value is less than 10; it may be that the RSRP value of the local area minus the RSRP value of the adjacent area on the same frequency is less than or equal to 0, which is not specifically limited in this embodiment.
  • Step S530 Classify the plurality of grids according to the RSRP value of the local area and the adjacent local area to obtain a plurality of grid types.
  • a plurality of grids can be classified according to the RSRP value of the local area and a neighbor comparison to obtain a plurality of grid types. It can reduce the interference between cells on the same frequency and improve the communication quality.
  • a plurality of grids can be generated using radio frequency fingerprinting technology according to the acquired MR, and then a plurality of grids can be classified according to grid classification rules to obtain a grid type, wherein , the grid classification rule may be: obtain the neighbor ratio according to the RSRP value of the local area and the adjacent area RSRP value of the same frequency, and then classify multiple grids according to the RSRP value of the local area and the neighbor ratio to obtain multiple grid types.
  • the grid classification rule may be: obtain the neighbor ratio according to the RSRP value of the local area and the adjacent area RSRP value of the same frequency, and then classify multiple grids according to the RSRP value of the local area and the neighbor ratio to obtain multiple grid types.
  • the RSRP value of the local area and the RSRP value of the same-frequency adjacent area in the MR information multiple grid types are obtained, and then the classified multiple grid types are combined with the MR information to obtain the optimized power configuration parameters of each grid type.
  • the power configuration parameter obtained by the grid type can comprehensively consider the interference situation between multiple co-frequency cells, and then control the power of the terminal corresponding to the grid type according to the power configuration parameter, which can reduce the number of intra-frequency cells. interference, so as to improve the communication quality.
  • the classification rules of raster can be shown in the following table:
  • the interval separation of the RSRP in the local area and the interval separation of the adjacent local ratio can be set according to actual conditions, which are not specifically limited in this implementation.
  • the grids may all belong to the same cell, or may be different cells, which are not specifically limited in this embodiment.
  • step S430 includes but is not limited to step S610, step S620, step S630 and step S640:
  • Step S610 Determine the first target MR information of the terminal corresponding to the grid from the MR information.
  • the first target MR information of the terminal corresponding to the grid may be determined from the MR information according to the grid that has been classified.
  • the first target MR information may be the MR information of each terminal corresponding to the grid, or may be the MR information of multiple terminals in units of grids processed by the base station, which is not specifically limited in this embodiment. .
  • the first target MR information may include information such as the transmit power and path loss of the terminal.
  • the first target MR information may include information such as average transmit power, number of terminals, and path loss of all terminals corresponding to the grid.
  • Step S620 Obtain first interference data according to the first target MR information of the terminal corresponding to the grid, where the first interference data is interference data generated by the terminal corresponding to the grid to the same-frequency cell.
  • the first interference data may be obtained by calculating the first target MR information of the terminal corresponding to the grid, where the first interference data is interference data generated by the terminal corresponding to the grid to the same-frequency cell.
  • the first interference data corresponding to the first target MR information can be obtained by searching the first target MR information of the terminal corresponding to the grid from the database, wherein the first interference data is related to the grid.
  • the interference data generated by the terminal corresponding to the cell to the same-frequency cell.
  • the interference data generated by the terminal corresponding to the grid to the same-frequency cell can be understood as the sum of the interference data generated by all the terminals in the grid to the same-frequency cell, taking the grid as a unit.
  • Step S630 Obtain transmission quality data of the terminal corresponding to the grid according to the first interference data and the first target MR information of the terminal corresponding to the grid.
  • the transmission quality data of the terminal corresponding to the grid can be obtained by calculating the first interference data and the first target MR information of the terminal corresponding to the grid.
  • a search may be performed from the database according to the first interference data and the first target MR information of the terminal corresponding to the grid, and the first interference data and the first target MR information corresponding to the grid are obtained.
  • the transmission quality data of the terminal may be performed from the database according to the first interference data and the first target MR information of the terminal corresponding to the grid, and the first interference data and the first target MR information corresponding to the grid are obtained.
  • the transmission quality data may be SINR data or throughput data, which is not specifically limited in this embodiment.
  • Step S640 Obtain optimized power configuration parameters for each grid type according to the transmission quality data.
  • the power configuration parameters of each grid type can be optimized according to the transmission quality data, and the grid type is used as the unit of power parameter configuration to control the power of the terminal corresponding to the grid, which can effectively reduce the same frequency. interference between cells, thereby improving communication quality.
  • the first target MR information of the terminal corresponding to the grid can be determined from the MR information according to the classified grid, and then the first target MR information of the terminal corresponding to the grid can be determined by A target MR information is calculated to obtain first interference data, wherein the first interference data is the interference data generated by the terminal corresponding to the grid to the same-frequency cell, and then by comparing the first interference data and the first interference data of the terminal corresponding to the grid.
  • the target MR information is calculated to obtain the transmission quality data of the terminal corresponding to the grid.
  • the optimized power configuration parameters of each grid type will be obtained according to the transmission quality data.
  • the power configuration parameters obtained by the grid type can be comprehensively considered.
  • the interference situation between two intra-frequency cells, and then the power of the terminal corresponding to the grid type is controlled according to the power configuration parameter, which can reduce the amount of calculation and reduce the interference between intra-frequency cells, thereby improving the communication quality.
  • the first target MR information of the terminal corresponding to the grid may be determined from the MR information according to the classified grid, and the first target MR information may include a terminal quantity value corresponding to the grid, a value corresponding to the grid
  • the average transmit power value of all terminals corresponding to the grid, the average path loss value of all terminals corresponding to the grid, the transmit power of each terminal corresponding to the grid, and the noise floor of each terminal corresponding to the grid can then be determined by The number of terminals corresponding to the grid, the average transmit power value of all terminals corresponding to the grid, and the average path loss value of all terminals corresponding to the grid are calculated to obtain first interference data, wherein the first interference data is related to the grid.
  • the power configuration parameter can comprehensively consider the interference between multiple co-frequency cells, and then control the power of the terminal corresponding to the grid type according to the power configuration parameter, which can reduce the amount of calculation and reduce the interference between co-frequency cells. , so that the communication quality can be improved.
  • the calculation formula of the first interference data may be the terminal quantity value ⁇ (average transmit power value-average path loss value), using the processed terminal quantity value directly obtained from the base station and corresponding to the grid,
  • the first target MR information of the average transmit power value of all terminals corresponding to the grid and the average path loss value of all terminals corresponding to the grid can effectively reduce the amount of calculation and improve the calculation efficiency.
  • the first target MR information of the terminal corresponding to the grid may be determined from the MR information according to the classified grid, and the first target MR information may include the transmit power value of each terminal corresponding to the grid,
  • the path loss value of each terminal corresponding to the grid and the noise floor of each terminal corresponding to the grid can then be calculated by comparing the transmit power value of each terminal corresponding to the grid, each terminal corresponding to the grid
  • the path loss value of the terminal is calculated to obtain the first interference data, wherein the first interference data is the interference data generated by the terminal corresponding to the grid to the same-frequency cell, and then by comparing the first interference data and each terminal corresponding to the grid
  • Calculate the transmit power and the noise floor of each terminal corresponding to the grid so as to obtain the SINR data of the terminal corresponding to the grid, and obtain the optimized power configuration parameters of each grid type according to the SINR data.
  • the power configuration parameter obtained by the grid type can comprehensively consider the interference between multiple co-frequency cells, and then control the power of the terminal corresponding to the grid type according to the power configuration parameter, which can reduce the amount of calculation and reduce the same frequency. interference between cells, thereby improving communication quality.
  • step S640 includes, but is not limited to, steps S710 to S730:
  • Step S710 classifying the transmission quality data according to multiple grid types, to obtain transmission quality data distribution information corresponding to the grid types;
  • Step S720 determining a power configuration parameter optimization rule according to the transmission quality data distribution information
  • Step S730 Obtain optimized power configuration parameters for each grid type according to the transmission quality data and the power configuration parameter optimization rule.
  • the transmission quality data may be classified in units of multiple grid types to obtain transmission quality data distribution information corresponding to the multiple grid types, and then according to the transmission quality data distribution information
  • the power configuration parameter optimization rules can be determined, and the optimized power configuration parameters of each grid type can be obtained according to the transmission quality data and the power configuration parameter optimization rules.
  • the power of the terminal corresponding to the grid type can be controlled according to the power configuration parameter, which can reduce the amount of calculation and reduce the interference between cells on the same frequency, thereby improving the communication quality.
  • the power configuration parameter optimization rule can be an optimization rule based on the idea of annealing, that is, each grid type in each iteration selects the known optimal configuration with a 50% probability, randomly selects a configuration with a 25% probability, and selects a configuration with a 25% probability.
  • the % probability keeps the current configuration unchanged, which is not uniquely limited in this embodiment.
  • step S420 includes, but is not limited to, steps S810 and S820:
  • Step S810 obtain the neighbor-to-local ratio according to the RSRP value of the local area and the RSRP value of the same-frequency adjacent area;
  • Step S820 Obtain multiple grid types according to the RSRP value of the local area and the adjacent local ratio.
  • a plurality of terminals can be classified according to a grid classification rule to obtain a grid type, wherein the grid classification rule can be, according to the local area RSRP value and the same frequency adjacent area RSRP value to obtain the neighbor ratio, Then, classify multiple grids according to the RSRP value of the local area and the neighbor comparison to obtain multiple grid types.
  • the power configuration parameters obtained through multiple grid types can comprehensively consider the interference between multiple co-frequency cells. Controlling the power of the terminal corresponding to the grid type according to the power configuration parameter can reduce the amount of calculation and reduce the interference between cells of the same frequency, thereby improving the communication quality.
  • the same grid type may correspond to one terminal, or may correspond to multiple terminals, which is not specifically limited in this embodiment.
  • the terminals may all belong to the same cell, or may be different cells, which are not specifically limited in this embodiment.
  • step S430 includes but is not limited to step S910, step S920, step S930 and step S940:
  • Step S910 determining the second target MR information of the terminal corresponding to the grid type from the MR information
  • Step S920 obtaining second interference data according to the second target MR information of the terminal corresponding to the grid type, where the second interference data is interference data generated by the terminal corresponding to the grid type to the same-frequency cell;
  • Step S930 obtaining transmission quality data of the terminal corresponding to the grid type according to the second interference data and the second target MR information of the terminal corresponding to the grid type;
  • Step S940 Obtain optimized power configuration parameters for each grid type according to the transmission quality data.
  • the second target MR information of the terminal corresponding to the grid type may be determined from the MR information, and then the second interference data may be obtained by calculating the second target MR information of the terminal corresponding to the grid type,
  • the second interference data is the interference data generated by the terminal corresponding to the grid type to the same-frequency cell, and then by calculating the second interference data and the second target MR information of the terminal corresponding to the grid type, the grid type is obtained.
  • Transmission quality data of the terminal corresponding to the grid type, and power configuration parameters optimized for each grid type can be obtained according to the transmission quality data.
  • the power configuration parameter obtained by the grid type can comprehensively consider the interference between multiple cells of the same frequency, and then control the power of the terminal corresponding to the grid type according to the power configuration parameter, which can reduce the amount of calculation and reduce the same frequency. Interference between frequency cells can be improved, so that the communication quality can be improved.
  • the second target MR information of the terminal corresponding to the grid type may be determined from the MR information according to the classified grid type, and the second target MR information may include the transmission of each terminal corresponding to the grid type.
  • the power value, the path loss value of each terminal corresponding to the grid type, the transmit power of each terminal corresponding to the grid type, and the noise floor of each terminal corresponding to the grid type can then be determined by
  • the corresponding transmit power value of each terminal and the path loss value of each terminal corresponding to the grid type are calculated to obtain second interference data, wherein the second interference data is generated by the terminal corresponding to the grid type to the same-frequency cell interference data, and then calculate the second interference data, the transmit power of each terminal corresponding to the grid type, and the noise floor of each terminal corresponding to the grid type, so as to obtain the SINR of the terminal corresponding to the grid type
  • the power configuration parameters optimized for each grid type can be obtained, and the SINR data can be calculated with the grid type as the unit, which can effectively reduce the calculation amount
  • the power configuration parameters obtained by optimizing the grid type can Considering the interference among multiple co-frequency cells comprehensively, and then controlling the power of the terminal corresponding to the grid type according to the power configuration parameter, the interference between the co-frequency cells can be reduced, thereby improving the communication quality.
  • the calculation formula of the second interference data may be, the transmit power value of each terminal is respectively subtracted from the corresponding path loss value and then summed, which is not uniquely limited in this embodiment.
  • the second target MR information of the terminal corresponding to the grid type may be determined from the MR information according to the classified grid type, and the second target MR information may include the transmission of each terminal corresponding to the grid type.
  • the power value, the path loss value of each terminal corresponding to the grid type, and the noise floor of each terminal corresponding to the grid type can then be determined by comparing the transmit power value of each terminal corresponding to the grid type, and The path loss value of each terminal corresponding to the grid type is calculated to obtain the second interference data, wherein the second interference data is the interference data generated by the terminal corresponding to the grid type to the same-frequency cell, and then the second interference data,
  • the transmit power of each terminal corresponding to the grid type and the noise floor of each terminal corresponding to the grid type are calculated to obtain the SINR data of the terminal corresponding to the grid type.
  • the power configuration parameters after grid type optimization, the power configuration parameters obtained through grid type optimization can comprehensively consider the interference situation between multiple co-frequency cells, and then according to the power configuration parameters, the power of the terminals corresponding to the multiple grid types can be calculated.
  • the control can reduce the interference between the cells of the same frequency, thereby improving the communication quality.
  • the power control method when the power control apparatus is used for the offline power control scheme, includes but is not limited to the following steps:
  • Step S1010 determine whether power control of the terminal needs to be performed, if yes, execute step S1020, if not, execute step S1010.
  • Step S1020 the network element organizes the MR information obtained from the terminal, and sends it to the network management module.
  • the MR information may include the RSRP value of the reference signal received power in the local area and the RSRP value of the same-frequency adjacent area;
  • Step S1030 the network management module stores the MR information obtained from the network element in the data storage unit, and transmits the MR information to the grid classification unit in the offline module.
  • Step S1040 the grid classification unit obtains multiple grid types according to the local RSRP value and the same-frequency adjacent area RSRP value in the MR information, and sends the MR information of the terminals corresponding to the multiple grid types to the second transmission quality data. Generate unit.
  • step S1040 may include:
  • the grid classification unit uses the radio frequency fingerprint technology to generate multiple grids according to the MR information
  • the neighbor-to-local ratio is obtained according to the RSRP value of the local area and the RSRP value of the same-frequency adjacent area;
  • Multiple grids are classified according to the RSRP value of the area and the neighbor comparison to obtain multiple grid types.
  • Step S1050 the second transmission quality data generating unit generates SINR data of the terminal corresponding to the grid according to the MR information and the multiple grid types.
  • step S1050 may include:
  • first interference data is interference data generated by the terminal corresponding to the grid to the same-frequency cell
  • the SINR data of the terminal corresponding to the grid is obtained according to the first interference data and the first target MR information of the terminal corresponding to the grid.
  • Step S1060 the power optimization unit obtains the optimized power configuration parameters of each grid type according to the SINR data of the terminal corresponding to the grid, and sends the power configuration parameters to the network management module.
  • step S1060 may include:
  • the optimized power configuration parameters of each grid type are obtained according to the transmission quality data and the power configuration parameter optimization rule.
  • Step S1070 the network management module sends power configuration parameters to each network element according to the grid type, so as to perform power control on the terminal through the network element.
  • Step S1080 the first transmission quality data generating unit of the network management module may track the SINR data of the terminal corresponding to the grid type after the power control.
  • Step S1090 if the tracking result is that the interference of the terminal to the cell is not improved, restore the default power control configuration parameters.
  • the power control method when the power control apparatus is used for the offline power control scheme, includes but is not limited to the following steps:
  • Step S1110 determine whether power control of the terminal needs to be performed; if yes, execute step S1120; if not, execute step 1110.
  • step S1120 the network element organizes the MR information obtained from the terminal and sends it to the network management module.
  • Step S1130 the network management module stores the MR information obtained from the network element in the data storage unit, and transmits the MR information to the grid classification unit.
  • Step S1140 the grid classification unit obtains multiple grid types according to the RSRP value of the local area and the same-frequency adjacent area RSRP value in the MR information, and sends the MR information of the terminals corresponding to the multiple grid types to the transmission quality data generation unit.
  • Step S1150 the transmission quality data generating unit generates SINR data of the terminal corresponding to the grid according to the MR information and multiple grid types.
  • Step S1160 the power optimization unit obtains the optimized power configuration parameters of each grid type according to the SINR data of the terminal corresponding to the grid.
  • Step S1170 the network management module sends power configuration parameters to each network element according to the grid type, so as to perform power control on the terminal through the network element.
  • Step S1180 the transmission quality data generating unit of the network management module may track the SINR data of the terminal corresponding to the grid type after the power control.
  • Step S1190 if the tracking result is that the interference of the terminal to the cell is not improved, restore the default power control configuration parameters.
  • the optical line terminal 1200 includes a memory 1220 , a processor 1210 , and a computer program stored in the memory 1220 and running on the processor 1210 .
  • the processor 1210 and the memory 1220 may be connected by a bus or otherwise.
  • the memory 1220 can be used to store non-transitory software programs and non-transitory computer-executable programs. Additionally, memory 1220 may include high-speed random access memory 1220, and may also include non-transitory memory 1220, such as at least one piece of disk memory 1220, flash memory device, or other piece of non-transitory solid state memory 1220. In some implementations, the memory 1220 may include memory 1220 located remotely from the processor 1210, and these remote memories 1220 may be connected to the processor 1210 through a network. Examples of such networks include, but are not limited to, the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.
  • the non-transitory software programs and instructions required to implement the information processing method of the above embodiment are stored in the memory, and when executed by the processor, execute the power control method in the above embodiment, for example, execute the above-described method in FIG. 4 .
  • Method steps S910 to S940 method steps S1010 to S1090 in FIG. 10 , method steps S1110 to S1190 in FIG. 11 .
  • the communication device 1300 includes the above-mentioned power control apparatus 1200 .
  • the power control apparatus 1200 can acquire MR from the network element, wherein the MR includes MR information, obtains multiple grid types according to the MR information, and obtains an optimized power configuration for each grid type according to the MR information and the multiple grid types parameters, and use the power configuration parameters to perform power control on terminals corresponding to multiple grid types.
  • Obtain multiple grid types according to the MR information then combine the classified multiple grid types with the MR information to obtain the optimized power configuration parameters of each grid type, and then use the power configuration parameters to determine the power configuration of the terminal corresponding to the grid type. Power is controlled, so the communication quality can be improved; in addition, since the unified power control is performed on the terminals corresponding to the grid type, it is not necessary to calculate the power configuration parameters for each terminal separately, so the calculation of the power configuration parameters can be reduced. quantity.
  • an embodiment of the present application also provides a computer-readable storage medium, where the computer-readable storage medium stores computer-executable instructions, and the computer-executable instructions are executed by a processor or controller, for example, by the above-mentioned Executed by a processor in the power control apparatus in the embodiment, the processor can execute the power control method in the above-mentioned embodiment, for example, the above-described method steps S410 to S440 in FIG. 4 and method step S510 in FIG. 5 are executed to S530, method steps S610 to S640 in FIG. 6, method steps S710 to S730 in FIG. 7, method steps S810 to S820 in FIG. 8, method steps S910 to S940 in FIG. 9, method step S1010 in FIG. 10 To S1090, the method steps S1110 to S1190 in FIG. 11 .
  • the embodiment of the present application includes: acquiring MR from a network element, where the MR includes MR information, obtaining multiple grid types according to the MR information, obtaining power configuration parameters according to the MR information and the multiple grid types, and using the power configuration parameters to compare the grid types.
  • the terminal corresponding to the cell type performs power control.
  • Obtain multiple grid types according to the MR information then combine the classified multiple grid types with the MR information to obtain the optimized power configuration parameters of each grid type, and then use the power configuration parameters to determine the power configuration of the terminal corresponding to the grid type. Power is controlled, so the communication quality can be improved; in addition, since the unified power control is performed on the terminals corresponding to the grid type, it is not necessary to calculate the power configuration parameters for each terminal separately, so the calculation of the power configuration parameters can be reduced. quantity.
  • Computer storage media include, but are not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital versatile disk (DVD) or other optical disk storage, magnetic cartridges, magnetic tape, magnetic disk storage or other magnetic storage devices, or may Any other medium used to store desired information and which can be accessed by a computer.
  • communication media typically embodies computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave or other transport mechanism, and can include any information delivery media, as is well known to those of ordinary skill in the art .

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé et un appareil de régulation de puissance, ainsi qu'un dispositif de communication et un support de stockage lisible par ordinateur. Le procédé de régulation de puissance consiste à : obtenir un MR à partir d'un élément réseau, le MR comprenant des informations MR (S410) ; obtenir une pluralité de types de grille en fonction des informations MR (S420) ; obtenir les paramètres de configuration de puissance optimisés de chaque type de grille en fonction des informations MR et de la pluralité de types de grille (S430) ; et utiliser les paramètres de configuration de puissance pour effectuer une régulation de puissance sur des terminaux correspondant à la pluralité de types de grille (S440). La pluralité de types de grille est obtenue en fonction des informations MR, puis la pluralité de types de grille classés est combinée aux informations MR afin d'obtenir les paramètres de configuration de puissance optimisés de chaque type de grille, puis la puissance des terminaux correspondant à la pluralité de types de grille est régulée en fonction des paramètres de configuration de puissance.
PCT/CN2021/135101 2021-03-17 2021-12-02 Procédé et appareil de régulation de puissance, dispositif de communication et support de stockage lisible par ordinateur WO2022193738A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110284151.4 2021-03-17
CN202110284151.4A CN115119255A (zh) 2021-03-17 2021-03-17 功率控制方法、装置、通信设备及计算机可读存储介质

Publications (1)

Publication Number Publication Date
WO2022193738A1 true WO2022193738A1 (fr) 2022-09-22

Family

ID=83321686

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/135101 WO2022193738A1 (fr) 2021-03-17 2021-12-02 Procédé et appareil de régulation de puissance, dispositif de communication et support de stockage lisible par ordinateur

Country Status (2)

Country Link
CN (1) CN115119255A (fr)
WO (1) WO2022193738A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103781164A (zh) * 2012-10-22 2014-05-07 华为技术服务有限公司 功率控制方法和装置
WO2016183776A1 (fr) * 2015-05-18 2016-11-24 华为技术有限公司 Procédé et dispositif de communication
CN106572540A (zh) * 2016-11-01 2017-04-19 上海华为技术有限公司 一种数据调度方法和接入网设备
US20180013535A1 (en) * 2013-11-01 2018-01-11 Innovative Technology Lab Co., Ltd. Apparatus and method for cancelling inter-cell interference in communication system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103781164A (zh) * 2012-10-22 2014-05-07 华为技术服务有限公司 功率控制方法和装置
US20180013535A1 (en) * 2013-11-01 2018-01-11 Innovative Technology Lab Co., Ltd. Apparatus and method for cancelling inter-cell interference in communication system
WO2016183776A1 (fr) * 2015-05-18 2016-11-24 华为技术有限公司 Procédé et dispositif de communication
CN107005889A (zh) * 2015-05-18 2017-08-01 华为技术有限公司 通信方法和设备
CN106572540A (zh) * 2016-11-01 2017-04-19 上海华为技术有限公司 一种数据调度方法和接入网设备

Also Published As

Publication number Publication date
CN115119255A (zh) 2022-09-27

Similar Documents

Publication Publication Date Title
CN106304090B (zh) 动态频谱接入系统中抑制干扰的方法和设备
US8780743B2 (en) Method and system for improving quality of service in distributed wireless networks
WO2015143898A1 (fr) Procédé de sélection de faisceau et station de base
US9144029B2 (en) System and method for downlink power optimization in a partitioned wireless backhaul network with out-of-neighborhood utility evaluation
JP2015531554A (ja) 周波数スペクトル管理システム、周波数スペクトル管理方法、及び非揮発コンピュータ読取可能媒体
JP6939260B2 (ja) 無線通信システム、無線通信方法および集中制御局
US10164690B2 (en) Method and device for forming multi-cell beam
CN105517107B (zh) 基于小区间协作的异构网服务小区选择方法及装置
Nasreddine et al. Location-based adaptive detection threshold for dynamic spectrum access
Ksairi et al. Resource allocation for downlink cellular OFDMA systems—Part II: Practical algorithms and optimal reuse factor
Elbayoumi et al. A hybrid NOMA/OMA scheme for MTC in ultra-dense networks
US11647468B2 (en) Transmission power allocation method based on user clustering and reinforcement learning
WO2022193738A1 (fr) Procédé et appareil de régulation de puissance, dispositif de communication et support de stockage lisible par ordinateur
CN113873658A (zh) 一种以用户服务权重增益为目标函数的跳波束资源分配方法
Liu et al. Joint user-centric clustering and frequency allocation in ultra-dense C-RAN
US9554335B2 (en) Method and system for self-optimized uplink power control
CN113825198A (zh) 小区重选方法、网管设备、基站及存储介质
WO2019242524A1 (fr) Procédé et appareil d'attribution de faisceau, station de base et support d'informations lisible
WO2022193717A1 (fr) Procédé et appareil d'optimisation de poids, dispositif de communication et support de stockage lisible par ordinateur
Abushabab et al. Performance optimization of fractional frequency reuse in long term evolution (LTE) systems using cuckoo search algorithm
Miki et al. Investigation on joint optimization for user association and inter-cell interference coordination based on proportional fair criteria
CN107820256B (zh) 一种基于d2d区域分发技术的数据传送方法
Naeem et al. Mobility Support for MIMO-NOMA User Clustering in Next-Generation Wireless Networks
Xie et al. Coverage Analysis of Dynamic TDD in Two-Tier Heterogeneous Ultra Dense Networks
Zhu et al. An adaptive spectrum allocation algorithm in ultra-dense network

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21931312

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 25/01/2024)