WO2015013939A1 - 上行功率控制方法及其装置 - Google Patents
上行功率控制方法及其装置 Download PDFInfo
- Publication number
- WO2015013939A1 WO2015013939A1 PCT/CN2013/080586 CN2013080586W WO2015013939A1 WO 2015013939 A1 WO2015013939 A1 WO 2015013939A1 CN 2013080586 W CN2013080586 W CN 2013080586W WO 2015013939 A1 WO2015013939 A1 WO 2015013939A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- power control
- uplink power
- optimization
- multiple cells
- kpi
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000013507 mapping Methods 0.000 claims abstract description 14
- 238000005457 optimization Methods 0.000 claims description 141
- 208000018910 keratinopathic ichthyosis Diseases 0.000 claims description 34
- 238000012545 processing Methods 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000007547 defect Effects 0.000 claims 1
- 210000004027 cell Anatomy 0.000 description 101
- 230000006870 function Effects 0.000 description 19
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001131 transforming effect Effects 0.000 description 4
- 210000003771 C cell Anatomy 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010845 search algorithm Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/391—Modelling the propagation channel
-
- 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
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
-
- 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
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- 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
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/225—Calculation of statistics, e.g. average, variance
-
- 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
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
-
- 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
- H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
- H04W52/244—Interferences in heterogeneous networks, e.g. among macro and femto or pico cells or other sector / system interference [OSI]
-
- 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
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
- H04W52/265—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the quality of service QoS
Definitions
- Embodiments of the present invention relate to the field of wireless communications, and, more particularly, to an uplink power control method and apparatus therefor. Background technique
- the signals between the user equipments (UE, User Equipment) in the cell are orthogonal without interference, but the inter-cell UE There is interference in the signal.
- OFDM Orthogonal Frequency Division Multiplex
- the uplink power control is a control method that controls the UE's uplink transmit power to achieve both the quality of service of the UE and the UE's interference with surrounding UEs.
- the uplink power control parameters of the UE are mainly adjusted according to local information such as the link quality of the UE and the interference of the UE to the neighboring cell, and the uplink power control is improved only.
- the quality of service of the local UE is not conducive to the improvement of the overall performance of the network. Summary of the invention
- Embodiments of the present invention provide an uplink power control method and apparatus thereof to improve overall performance of a network.
- the first aspect provides an uplink power control method, including: optimizing uplink power control parameters of the multiple cells according to a KPI model, where the KPI model is used to indicate uplink power control parameters of the multiple cells and the multiple At least one KPI mapping relationship of the network in which the cells are located; performing uplink power control on the user equipments in the multiple cells according to the uplink power control parameters of the multiple cells.
- the optimizing the uplink power control parameter of the multiple cells according to the KPI model includes: establishing a first optimization model according to the KPI model, where the first The optimization model takes an uplink power control parameter of the multiple cells as an optimization variable, and uses an optimal solution of the at least one KPI in a range of values of the uplink power control parameter as an optimization target; and the first optimization model is solved. And acquiring uplink power control parameters of the multiple cells.
- the at least one KPI is a plurality of KPIs
- the establishing the first optimization model according to the KPI model includes: Determining uplink power control parameters of the multiple cells as optimization of the first optimization model a variable; determining a weighting value of the plurality of KPIs to be an optimization target of the first optimization model.
- the solving the first optimization model includes: separating an optimization variable of the first optimization model from a discrete The parameter space is mapped to the continuous parameter space, and the objective function of the first optimization model is converted into a continuous, smooth function to obtain the transformed second optimization model; the optimization variable is determined according to the second optimization model a solution in the continuous parameter space; de-mapping the optimized variable in the continuous parameter space back to the discrete parameter space to determine a solution of the optimized variable in the discrete parameter space.
- the uplink power control parameter of the multiple cells includes uplink power control of each of the multiple cells a reference value, and an uplink path loss compensation factor for each of the cells.
- the at least one KPI of the network includes at least one of: an uplink load, a dropped call, and a blocking rate CDBR, Average uplink signal to interference and noise ratio.
- an uplink power control apparatus including: a processing unit, configured to
- the KPI model is used to optimize the uplink power control parameters of the multiple cells, where the KPI model is used to indicate a mapping relationship between the uplink power control parameters of the multiple cells and at least one KPI of the network where the multiple cells are located; And performing uplink power control on the user equipments in the multiple cells according to the uplink power control parameters of the multiple cells acquired by the processing unit.
- the processing unit is specifically configured to establish, according to the KPI model, a first optimization model, where the first optimization model uses uplink power control of the multiple cells
- the parameter is an optimization variable, and the optimal solution of the at least one KPI in the range of the value of the uplink power control parameter is used as an optimization target; and the first optimization model is solved to obtain uplink power control of the multiple cells. parameter.
- the at least one KPI is a plurality of KPIs
- the processing unit is specifically configured to:
- the uplink power control parameter is determined as an optimization variable of the first optimization model; and the weighting value of the plurality of ⁇ is determined to be the optimization target of the first optimization model.
- the processing unit is specifically configured to map the optimization variable of the first optimization model from a discrete parameter space to a continuous a parameter space, and transforming the objective function of the first optimization model into a continuous a smoothed function to obtain a transformed second optimization model; determining a solution of the optimization variable in the continuous parameter space according to the second optimization model; and de-mapping the optimization variable in the continuous parameter space
- the discrete parameter space is to determine a solution of the optimization variable in the discrete parameter space.
- the uplink power control parameter of the multiple cells includes uplink power control of each of the multiple cells a reference value, and an uplink path loss compensation factor for each of the cells.
- the at least one KPI of the network includes at least one of: an uplink load, a dropped call, and a blocking rate CDBR, Average uplink signal to interference and noise ratio.
- the optimized uplink power control parameters are obtained from the perspective of the global performance of the network, and the overall performance of the network is improved.
- FIG. 1 is a schematic flowchart of an uplink power control method according to an embodiment of the present invention.
- FIG. 2 is a schematic block diagram of an uplink power control apparatus according to an embodiment of the present invention.
- FIG. 3 is a schematic block diagram of an uplink power control apparatus according to another embodiment of the present invention. detailed description
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LTE-A Advanced Long Term Evolution
- Universal Mobile Communication system Universal Mobile Telecommunication System, UMTS
- the user equipment includes but is not limited to a mobile station (MS, Mobile Station), a mobile terminal (Mobile Terminal), a mobile phone (Mobile Telephone), a mobile phone (handset). And a portable device, etc., the user equipment can communicate with one or more core networks via a Radio Access Network (RAN), for example, the user equipment can be a mobile phone (or "cellular")
- RAN Radio Access Network
- the user equipment can be a mobile phone (or "cellular"
- the telephone, the computer with wireless communication function, etc., the user equipment can also be a portable, pocket, handheld, computer built-in or vehicle-mounted mobile device.
- the Key Performance Indicator (KPI) in the embodiment of the present invention refers to the KPI of the cellular network, for example, the uplink load, call drop and block ratio (CDBR) of the network, and the average uplink signal. Dry noise ratio, etc.
- the KPI is an important parameter of the network performance.
- the embodiment of the present invention considers the mapping relationship between the uplink power control parameters of multiple cells in the network and one or more KPIs of the network (such as a function relationship) Parameters are optimized.
- the foregoing multiple cells may be all the cells in the network, and may be a cell that plays a decisive role in the network KPI in a critical position in the network, which is not specifically limited in this embodiment of the present invention.
- FIG. 1 is a schematic flowchart of an uplink power control method according to an embodiment of the present invention. The method can be performed by a base station or by an independent uplink power control device. The method of Figure 1 includes:
- the power control parameter performs uplink power control on user equipments in multiple cells.
- the optimized uplink power control parameters are obtained from the perspective of the global performance of the network, and the overall performance of the network is improved.
- At least one KPI in the embodiment of the present invention may be a KPI or multiple ⁇ . Since there may be a conflict between the KPIs, that is, the promotion of one KPI may cause another KPI to decrease, so select more. Joint optimization of KPIs is more conducive to the overall performance of the network. Balanced.
- the manner of selecting the KPI is not specifically limited in the embodiment of the present invention, and may be, for example, only an uplink load, or a combination of an uplink load and a CDBR, or a combination of various other KPIs. It should also be noted that when performing multiple KPI joint optimizations, the weights between the KPIs can be adjusted according to actual conditions, for example, according to the priority between multiple KPIs.
- the uplink power control parameters of the multiple cells in the embodiment of the present invention may include: an uplink power control reference value of each of the multiple cells, and an uplink path loss compensation factor of each cell, and may also include uplinks of other cell levels. Power control parameters.
- the KPI model in step 110 may be a function relationship, where the uplink power control parameter of multiple cells is an independent variable, and the KPI and the uplink work of multiple cells are described by using at least one KPI as a variable. Control the mapping relationship of parameters.
- optimizing the uplink power control parameters of the multiple cells according to the KPI model may be performed by substituting the values of the value ranges of the uplink power control parameters into the KPI model one by one to find a relatively better solution that satisfies the KPI predetermined threshold condition. It is also possible to establish an optimization model to solve the optimal solution of the above-mentioned power control parameter within its range of values. It should be understood that the optimal solution may be local optimum or globally optimal.
- the step of optimizing the uplink power control parameters of the multiple cells according to the KPI model in step 110 may include: establishing a first optimization model according to the KPI model, where the first optimization model uses uplink power control parameters of multiple cells To optimize the variable, the optimal solution of the at least one KPI in the range of the value of the uplink power control parameter is the optimization target; the first optimization model is solved to obtain the uplink power control parameters of the multiple cells.
- the at least one KPI is a plurality of KPIs
- establishing the first optimization model according to the KPI model may include: determining an uplink power control parameter of the multiple cells as an optimization variable of the first optimization model; The weighted value of each KPI is determined to be the optimization target of the first optimization model.
- the first optimization model may be as shown in the formula (1):
- the optimization variable is composed of two parts, a part of which is composed of uplink power control reference values of C cells (corresponding to multiple cells in step 110); another part, whose components are composed of C cells
- the uplink path loss compensation factor ⁇ composition, c takes values from 1 to C.
- the value of ⁇ and ⁇ is a predefined discrete value, as shown in equation (1).
- the optimization goal is TM ⁇ ⁇ £ ⁇ 3 ( ), which means that the uplink load of the network is the smallest.
- the first optimization model can be as shown in the formula (2):
- the at least one ⁇ can select multiple ⁇ , for example, jointly optimizing the uplink load and the CDBR.
- the first optimization model can be as shown in the formula (3):
- the embodiment of the present invention does not limit the specific manner for solving the first optimization model, because the value of the optimization variable is discrete (in the existing protocol, the value of the uplink power control parameter is a discrete value), and
- the objective function is also non-continuous (including non-continuous functions such as min max), and discrete optimization methods can be used. For example, discrete values in the range of values of the optimized variables can be substituted into the optimization target to find the optimal solution.
- another commonly used method can adopt the greedy algorithm. Specifically, a cell is randomly selected as a starting cell, and all possible values of the uplink power control parameters (. # and ) of the cell are tried to maximize the performance of the cell (for example, minimizing the load, or minimizing the CDBR). And the starting cell is added to the current cell set. Then, a neighboring cell of the cell is selected as the current cell, the current cell is added to the current cell set, and all possible values of the uplink power control parameters of the current cell are tried to maximize the total performance of the current cell set. Repeat the previous step until all cells are added to the current cell set, and finally determine the value of the uplink power control parameters of all cells.
- the uplink load can be expressed as:
- n ( d) the number of resource blocks used by the terminal requesting service s GS at position c G 4 s , d ; Nrb - total number of system resource blocks
- SINR s(c) ( ) The SINR obtained by the terminal receiver of the cell ce c requesting the service s eS is as follows:
- R s (dic(x) - cell ce C is connected from the terminal at the location x G , ⁇ requesting service s GS
- the received signal power, in [mW] is as follows:
- Ps(d)(x) min ⁇ P3 ⁇ 4 a ) , Pa ff + i d L sd)id ⁇ x) + 101og 10 r3 ⁇ 4 ⁇ ;
- the solving the first optimization model may further include: mapping the optimization variable of the first optimization model from the discrete parameter space to the continuous parameter space, and converting the objective function of the first optimization model into a continuous, smooth function.
- the second optimization model after transformation is obtained; the solution of the optimization variable in the continuous parameter space is determined according to the second optimization model; the solution of the optimization variable in the continuous parameter space is returned to the discrete parameter space to determine the solution of the optimization variable in the discrete parameter space
- the solution of the above continuous parameter space may be a value, that is, the value of the optimized variable in the continuous parameter space is mapped back to the discrete parameter space.
- the continuous optimization model can be solved by the existing search algorithm for the continuous optimization problem (such as the interior point method), and the iteration is reduced. The number of times improves the efficiency of the optimization solution.
- the solution of the continuous parameter space and all values of the discrete parameter space may be the shortest distance (such as the Euclidean distance), and
- the solution of the discrete parameter space with the shortest solution distance in the continuous parameter space is the final required solution; of course, the direct truncation method can also be used to search for the solution that is larger than and closest to the continuous parameter space solution in the discrete parameter space.
- the solution of the present invention is not specifically limited thereto.
- the uplink power control method according to an embodiment of the present invention is described in detail above with reference to FIG.
- An uplink power control apparatus according to an embodiment of the present invention may be described in detail below with reference to FIG. 2 to FIG. 3, which may be a base station or a separate logical entity or device.
- the uplink power control device 200 includes a processing unit 210 and a control unit 220.
- the processing unit 210 is configured to optimize uplink power control parameters of multiple cells according to the KPI model, where the KPI model is used to indicate a mapping relationship between uplink power control parameters of multiple cells and at least one KPI of a network where multiple cells are located;
- the control unit 220 is configured to perform uplink power control on the user equipments in the multiple cells according to the uplink power control parameters of the multiple cells acquired by the processing unit 210.
- the optimized uplink power control parameters are obtained from the perspective of the global performance of the network, and the overall performance of the network is improved.
- the uplink power control parameters of the multiple cells in the embodiment of the present invention may include: an uplink power control reference value of each of the multiple cells, and an uplink path loss compensation factor of each cell, and may also include uplinks of other cell levels. Power control parameters.
- the processing unit 210 is specifically configured to establish, according to the KPI model, a first optimization model, where the uplink power control parameter of the multiple cells is used as an optimization variable, and the uplink power control parameter is configured by using at least one KPI.
- the optimal solution within the range of values is the optimization target; the first optimization model is solved to obtain the uplink power control parameters of multiple cells.
- the at least one KPI is a plurality of KPIs.
- At least one ⁇ in the embodiment of the present invention may be one ⁇ or multiple ⁇ . Since there may be a conflict between the KPIs, that is, a KPI promotion may cause another KPI to decrease, so select more Joint optimization of KPIs is more conducive to the balance of overall network performance.
- the processing unit 210 is specifically configured to map the optimization variable of the first optimization model from the discrete parameter space to the continuous parameter space, and convert the objective function of the first optimization model into continuous and smooth a function to obtain a transformed second optimization model; determining a solution of the optimization variable in the continuous parameter space according to the second optimization model; and decomposing the optimization variable in the continuous parameter space back into the discrete parameter space to determine the optimization variable in the discrete parameter space Solution.
- the existing search algorithm for continuous optimization problems (such as the interior point method) can be used to Continue to optimize the model solution, reduce the number of iterations, and improve the efficiency of the optimization solution.
- the uplink power parameter of the multiple cells includes an uplink power control reference value of each of the multiple cells, and an uplink path loss compensation factor of each cell.
- the at least one KPI of the network includes at least one of the following: an uplink load, a dropped call and a blocking rate, a CDBR, and an average uplink signal to interference and noise ratio.
- the upstream power control device 300 includes a memory 310 and a processor 320.
- the memory 310 is configured to store the instructions required by the processor 320 to execute;
- the processor 320 is configured to optimize, according to the instruction of the memory 310, the uplink power control parameter of the multiple cells according to the KPI model, where the KPI model is used to indicate a mapping relationship between the uplink power control parameter of the multiple cells and at least one KPI of the network where the multiple cells are located. And performing uplink power control on user equipments in multiple cells according to uplink power control parameters of multiple cells.
- the uplink power control parameters of the multiple cells in the embodiment of the present invention may include: an uplink power control reference value of each of the multiple cells, and an uplink path loss compensation factor of each cell, and may also include uplinks of other cell levels. Power control parameters.
- the processor 320 is specifically configured to establish a first optimization model according to the KPI model, where the first optimization model uses an uplink power control parameter of multiple cells as an optimization variable, and at least one KPI is used in an uplink power control parameter.
- the optimal solution within the range of values is the optimization target; the first optimization model is solved to obtain the uplink power control parameters of multiple cells.
- the at least one KPI is a plurality of KPIs.
- At least one ⁇ in the embodiment of the present invention may be one ⁇ or multiple ⁇ . Since there may be a conflict between the KPIs, that is, a KPI promotion may cause another KPI to decrease, so select more Joint optimization of KPIs is more conducive to the balance of overall network performance.
- the processor 320 is specifically configured to map the optimization variable of the first optimization model from the discrete parameter space to the continuous parameter space, and convert the objective function of the first optimization model into a continuous, smooth a function to obtain a transformed second optimization model; determining a solution of the optimization variable in the continuous parameter space according to the second optimization model; and decomposing the optimization variable in the continuous parameter space back into the discrete parameter space to determine the optimization variable in the discrete parameter space Solution.
- the existing search algorithm for continuous optimization problems (such as the interior point method) can be used to Continue to optimize the model solution, reduce the number of iterations, and improve the efficiency of the optimization solution.
- the uplink power parameter of the multiple cells includes an uplink power control reference value of each of the multiple cells, and an uplink path loss compensation factor of each cell.
- the at least one KPI of the network includes at least one of the following: an uplink load, a dropped call and a blocking rate, a CDBR, and an average uplink signal to interference and noise ratio.
- the disclosed systems, devices, and methods may be implemented in other ways.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical, mechanical or otherwise.
- the components displayed for the unit may or may not be physical units, ie may be located in one place, or may be distributed over multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product stored in a storage medium. A number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and the like, which can store program codes. .
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Electromagnetism (AREA)
- Probability & Statistics with Applications (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2013/080586 WO2015013939A1 (zh) | 2013-08-01 | 2013-08-01 | 上行功率控制方法及其装置 |
JP2016530299A JP2016528817A (ja) | 2013-08-01 | 2013-08-01 | アップリンク電力制御方法およびその装置 |
CA2917658A CA2917658A1 (en) | 2013-08-01 | 2013-08-01 | Uplink power control method and apparatus thereof |
EP13890353.9A EP3010290B1 (en) | 2013-08-01 | 2013-08-01 | Uplink power control method and device thereof |
KR1020167002465A KR101816624B1 (ko) | 2013-08-01 | 2013-08-01 | 업링크 전력 제어 방법 및 그 장치 |
RU2016107081A RU2621728C1 (ru) | 2013-08-01 | 2013-08-01 | Способ и устройство управления мощностью восходящей линии связи |
CN201380077132.8A CN105264974B (zh) | 2013-08-01 | 2013-08-01 | 上行功率控制方法及其装置 |
US15/011,230 US20160150488A1 (en) | 2013-08-01 | 2016-01-29 | Uplink power control method and apparatus thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2013/080586 WO2015013939A1 (zh) | 2013-08-01 | 2013-08-01 | 上行功率控制方法及其装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/011,230 Continuation US20160150488A1 (en) | 2013-08-01 | 2016-01-29 | Uplink power control method and apparatus thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015013939A1 true WO2015013939A1 (zh) | 2015-02-05 |
Family
ID=52430872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2013/080586 WO2015013939A1 (zh) | 2013-08-01 | 2013-08-01 | 上行功率控制方法及其装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20160150488A1 (zh) |
EP (1) | EP3010290B1 (zh) |
JP (1) | JP2016528817A (zh) |
KR (1) | KR101816624B1 (zh) |
CN (1) | CN105264974B (zh) |
CA (1) | CA2917658A1 (zh) |
RU (1) | RU2621728C1 (zh) |
WO (1) | WO2015013939A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114630407A (zh) * | 2020-12-10 | 2022-06-14 | 诺基亚通信公司 | 确定开环功率控制参数 |
EP3906720A4 (en) * | 2018-12-31 | 2022-09-28 | T-Mobile USA, Inc. | IMPROVED UPLINK PERFORMANCE FOR CARRIERS |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019075642A1 (zh) * | 2017-10-17 | 2019-04-25 | 深圳前海达闼云端智能科技有限公司 | 一种网络路径优化方法、系统、控制服务端以及入网端 |
JP7083130B2 (ja) | 2018-09-05 | 2022-06-10 | モティーブリサーチ株式会社 | 通信管理システム及びプログラム |
DE102020003174B4 (de) * | 2020-05-27 | 2022-03-24 | Mtu Friedrichshafen Gmbh | Verfahren zur modellbasierten Steuerung und Regelung einer Brennkraftmaschine |
EP4260615A4 (en) * | 2020-12-09 | 2024-01-24 | Telefonaktiebolaget LM Ericsson (publ) | CONTROLLING THE UPLINK POWER LEVEL OF RADIO CELLS |
KR20240140919A (ko) * | 2022-01-28 | 2024-09-24 | 엘지전자 주식회사 | 무선 통신 시스템에서 상향링크 송수신을 수행하는 방법 및 장치 |
KR20240137009A (ko) * | 2022-01-28 | 2024-09-19 | 엘지전자 주식회사 | 무선 통신 시스템에서 상향링크 송수신을 수행하는 방법 및 장치 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101982992A (zh) * | 2010-10-30 | 2011-03-02 | 鲁东大学 | 认知无线电网络中基于改进粒子群的功率控制最优化算法 |
CN102573027A (zh) * | 2011-12-21 | 2012-07-11 | 北京邮电大学 | 基于蚁群优化的离散功率控制方法 |
CN103037380A (zh) * | 2012-12-05 | 2013-04-10 | 北京邮电大学 | 一种基于隔离度的td-lte系统上行功率控制方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8452316B2 (en) * | 2004-06-18 | 2013-05-28 | Qualcomm Incorporated | Power control for a wireless communication system utilizing orthogonal multiplexing |
KR100819273B1 (ko) * | 2006-01-20 | 2008-04-03 | 삼성전자주식회사 | 통신 시스템에서 개루프 전력 제어 방법 및 장치 |
TWI511593B (zh) * | 2006-10-03 | 2015-12-01 | Interdigital Tech Corp | 具e-utra干擾減輕之結合開路/閉路(cqi爲基礎)上鏈傳輸功率控制 |
US20080188260A1 (en) * | 2007-02-02 | 2008-08-07 | Motorola, Inc. | Method and apparatus for uplink power control in a communication system |
KR100999959B1 (ko) * | 2009-01-23 | 2010-12-09 | 서울대학교산학협력단 | 다중 셀 환경에서 셀 간 간섭을 고려한 자원 할당 제어 방법 및 무선 통신 시스템 |
-
2013
- 2013-08-01 RU RU2016107081A patent/RU2621728C1/ru active
- 2013-08-01 JP JP2016530299A patent/JP2016528817A/ja active Pending
- 2013-08-01 EP EP13890353.9A patent/EP3010290B1/en active Active
- 2013-08-01 WO PCT/CN2013/080586 patent/WO2015013939A1/zh active Application Filing
- 2013-08-01 CA CA2917658A patent/CA2917658A1/en not_active Abandoned
- 2013-08-01 KR KR1020167002465A patent/KR101816624B1/ko active IP Right Grant
- 2013-08-01 CN CN201380077132.8A patent/CN105264974B/zh active Active
-
2016
- 2016-01-29 US US15/011,230 patent/US20160150488A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101982992A (zh) * | 2010-10-30 | 2011-03-02 | 鲁东大学 | 认知无线电网络中基于改进粒子群的功率控制最优化算法 |
CN102573027A (zh) * | 2011-12-21 | 2012-07-11 | 北京邮电大学 | 基于蚁群优化的离散功率控制方法 |
CN103037380A (zh) * | 2012-12-05 | 2013-04-10 | 北京邮电大学 | 一种基于隔离度的td-lte系统上行功率控制方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3010290A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3906720A4 (en) * | 2018-12-31 | 2022-09-28 | T-Mobile USA, Inc. | IMPROVED UPLINK PERFORMANCE FOR CARRIERS |
CN114630407A (zh) * | 2020-12-10 | 2022-06-14 | 诺基亚通信公司 | 确定开环功率控制参数 |
CN114630407B (zh) * | 2020-12-10 | 2024-08-30 | 诺基亚通信公司 | 确定开环功率控制参数 |
Also Published As
Publication number | Publication date |
---|---|
EP3010290B1 (en) | 2018-03-07 |
KR20160027076A (ko) | 2016-03-09 |
US20160150488A1 (en) | 2016-05-26 |
JP2016528817A (ja) | 2016-09-15 |
CN105264974B (zh) | 2019-08-23 |
CN105264974A (zh) | 2016-01-20 |
KR101816624B1 (ko) | 2018-01-09 |
EP3010290A1 (en) | 2016-04-20 |
CA2917658A1 (en) | 2015-02-05 |
EP3010290A4 (en) | 2016-07-06 |
RU2621728C1 (ru) | 2017-06-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2015013939A1 (zh) | 上行功率控制方法及其装置 | |
JP5752793B2 (ja) | システムにおける送信機電力の調整のための装置および方法 | |
JP5921345B2 (ja) | マルチチャネル無線通信システム、基地局、チャネル利用方法 | |
KR101821691B1 (ko) | 전력 제어 방법, 사용자 기기, 및 기지국 | |
WO2014161485A1 (zh) | 设备到设备通信中的发射功率控制方法、装置及系统 | |
TW200838202A (en) | Inter-cell power control for interference management | |
US10165586B2 (en) | Method and device for determining remote radio unit | |
JP6040466B2 (ja) | 通信制御方法、ユーザ機器、ネットワークサーバ、およびシステム | |
Li et al. | Energy efficiency maximization by jointly optimizing the positions and serving range of relay stations in cellular networks | |
EP2966932A1 (en) | Wireless fidelity wi-fi access method for user equipment and wi-fi access node | |
CN112703783B (zh) | D2d网络中的在线功率控制方法和装置 | |
CN104159313B (zh) | 认知异构网络中基于可靠通信的家庭基站用户分簇方法 | |
JP6807401B2 (ja) | フィードバックシグナリングの管理 | |
Hamid et al. | Coverage and capacity analysis of LTE radio network planning considering Dhaka city | |
Zhang et al. | Multi-leader multi-follower Stackelberg game among Wi-Fi, small cell and macrocell networks | |
CN118118991A (zh) | 用于多时隙传输块传输的上行链路功率控制 | |
US20150350873A1 (en) | Apparatus for setting roaming parameter and method for the same to set roaming parameter | |
WO2015035927A1 (zh) | 一种信道配置方法及系统、接入控制器 | |
EP3127377A1 (en) | A method to save energy for mobile terminals in wireless network | |
WO2015168930A1 (zh) | 控制载波信号的功率的方法、用户设备和基站 | |
KR20180124841A (ko) | D2d 기반 통신 방법 및 단말기 | |
Hwang et al. | Association scheme with traffic control for IEEE 802.11 wireless LANs | |
JP2014135723A (ja) | 電力制御の方法およびその装置 | |
JP5665031B2 (ja) | 無線基地局パラメータ算出装置、無線基地局パラメータ算出方法、及びコンピュータプログラム | |
WO2016172826A1 (zh) | 小基站发射功率管理方法、设备和系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201380077132.8 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13890353 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2917658 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013890353 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112016000753 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 20167002465 Country of ref document: KR Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2016530299 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2016107081 Country of ref document: RU Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 112016000753 Country of ref document: BR Kind code of ref document: A2 Effective date: 20160113 |