WO2022063102A1 - 功率控制方法、终端及网络侧设备 - Google Patents
功率控制方法、终端及网络侧设备 Download PDFInfo
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- WO2022063102A1 WO2022063102A1 PCT/CN2021/119519 CN2021119519W WO2022063102A1 WO 2022063102 A1 WO2022063102 A1 WO 2022063102A1 CN 2021119519 W CN2021119519 W CN 2021119519W WO 2022063102 A1 WO2022063102 A1 WO 2022063102A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/365—Power headroom reporting
Definitions
- the present application belongs to the technical field of wireless communication, and specifically relates to a power control method, a terminal and a network side device.
- uplink power control of a terminal or user equipment includes an open-loop power control part, a closed-loop power control part, and other adjustment quantities.
- the Sounding Reference Signal (SRS) used for positioning only supports open-loop power control, and the power control of SRS only considers configuration parameters and semi-static path loss estimation, but does not consider other factors. Therefore, the power of SRS Inaccurate control.
- SRS Sounding Reference Signal
- the embodiments of the present application provide a power control method, a terminal, and a network side device, which can solve the problem of inaccurate power control of the SRS.
- a power control method comprising: a target entity receiving target information, wherein the target entity includes a local management function LMF entity or a location server, and the target information includes at least one of the following: a power surplus of a terminal power control information, the first power control information of the terminal, and the received power information of the first target SRS; the target entity determines and sends the second power control information of the terminal based on the target information; or, the target entity forwarding the target information to the serving cell and/or serving base station of the terminal, so that the serving cell and/or serving base station perform power control on the terminal based on the target information; wherein the first power control The information includes: the first power control parameter of the terminal and/or the first power dynamic adjustment parameter of the terminal; the second power control information includes: the second power control parameter of the terminal and/or the terminal The second power dynamic adjustment parameter.
- a power control method including: a network-side device reporting target information of a terminal to an LMF entity or a location server; wherein the target information includes at least one of the following: a power headroom report of the terminal; The first power control information of the terminal, where the first power control information includes: first power control parameters and/or first power dynamic adjustment parameters of the terminal; and received power information of the first target SRS.
- a power control method including: a terminal reporting target information of the terminal to an LMF entity or a location server, wherein the target information includes at least one of the following: a power headroom report of the terminal, a the first power control information of the terminal; and/or, the terminal receives the second power control information and/or the third power control information, and based on the second power control information and/or the third power control information, Adjusting the transmit power of the fourth target SRS, wherein the second power control information comes from the LMF entity or the location server, and the third power control information comes from the network side device; wherein the first power control information includes: the first power control parameter of the terminal and/or the first power dynamic adjustment parameter of the terminal; the second power control information includes: the second power control parameter of the terminal and/or the second power control parameter of the terminal Power dynamic adjustment parameters; the third power control information includes: third power control parameters of the terminal and/or third power dynamic adjustment parameters of the terminal.
- a power control apparatus applied to an LMF entity or a location server, the apparatus includes: a first receiving module, configured to receive target information, wherein the target information includes at least one of the following: a power headroom report, the first power control information of the terminal, and the received power information of the first target SRS; a first sending module, configured to determine and send the second power control information of the terminal based on the target information; or , forwarding the target information to the serving cell and/or serving base station of the terminal, so that the serving cell and/or serving base station perform power control on the terminal based on the target information; wherein the first power The control information includes: the first power control parameter of the terminal and/or the first power dynamic adjustment parameter of the terminal; the second power control information includes: the second power control parameter of the terminal and/or the The second power of the terminal dynamically adjusts the parameter.
- a power control apparatus applied to a network side device, the apparatus includes: a determining module for determining target information of a terminal; a second sending module for reporting the terminal's target information to an LMF entity or a location server target information; wherein the target information includes at least one of the following: a power headroom report of the terminal; first power control information of the terminal, where the first power control information includes: a first power control parameter and/ or the first power dynamic adjustment parameter of the terminal; and the received power information of the first target SRS.
- a power control apparatus applied to a terminal, the apparatus includes: a third sending module, configured to report target information of the terminal to an LMF entity or a location server, wherein the target information includes the following At least one of: the power headroom report of the terminal, the first power control information of the terminal; and/or, a second receiving module, configured to receive the second power control information and/or the third power control information, and The transmit power of the fourth target SRS is adjusted based on the second power control information and/or the third power control information, wherein the second power control information is from the LMF entity or the location server, and the third power control The information comes from the network side device; wherein the first power control information includes: the first power control parameter of the terminal and/or the first power dynamic adjustment parameter of the terminal; the second power control information includes: the the second power control parameter of the terminal and/or the second power dynamic adjustment parameter of the terminal; the third power control information includes: the third power control parameter of the terminal and/or the third power of the terminal Dynamically adjust
- a network side device in a seventh aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the The processor implements the steps of the method as described in the first aspect or the second aspect when executed.
- a terminal in an eighth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor.
- a network side device in a ninth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the The processor implements the steps of the method as described in the third aspect when executed.
- a tenth aspect provides a readable storage medium, on which a program or instruction is stored, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented, or the steps as described in the first aspect are implemented.
- a chip in an eleventh aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a network-side device program or instruction to implement the first aspect Or the method described in the second aspect, or the processor is configured to run a terminal program or instruction to implement the method described in the first aspect.
- a twelfth aspect provides a computer program product comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being When executed by the processor, the steps of the method according to the first aspect, or the steps of the method according to the third aspect, or the steps of the method according to the third aspect are realized.
- the terminal or the network side device reports the target information of the terminal to the LMF entity or the location server, where the target information includes at least one of the following: a power headroom report, first power control information, and a first target SRS
- the LMF entity or the location server performs power control on the second target SRS of the terminal based on the received target information, or forwards the received target information to the serving cell of the terminal, and the serving cell based on the target information Perform power control on the third target SRS of the terminal, thereby improving the accuracy of the power control of the SRS.
- FIG. 1 shows a block diagram of a wireless communication system to which an embodiment of the present application can be applied
- FIG. 2 shows a schematic flowchart of a power control method according to an embodiment of the present application
- FIG. 3 shows another schematic flowchart of a power control method according to an embodiment of the present application
- FIG. 4 shows another schematic flowchart of a power control method according to an embodiment of the present application
- FIG. 5 shows another schematic flowchart of a power control method according to an embodiment of the present application
- FIG. 6 shows another schematic flowchart of a power control method according to an embodiment of the present application
- FIG. 7 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- FIG. 8 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- FIG. 9 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- FIG. 10 shows a schematic structural diagram of a power control apparatus according to an embodiment of the present application.
- FIG. 11 shows another schematic structural diagram of a power control apparatus according to an embodiment of the present application.
- FIG. 12 shows another schematic structural diagram of a power control apparatus according to an embodiment of the present application.
- FIG. 13 shows a schematic structural diagram of a communication device provided by an embodiment of the present application.
- FIG. 14 shows a schematic diagram of the hardware structure of a terminal provided by an embodiment of the present application.
- FIG. 15 shows a schematic diagram of a hardware structure of a network side device provided by an embodiment of the present application.
- first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
- the first object may be one or multiple.
- “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-Advanced
- LTE-A Long Term Evolution-Advanced
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the description below, but these techniques can also be applied to applications other than NR system applications, such as 6th Generation , 6G) communication system.
- NR New Radio
- FIG. 1 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
- the wireless communication system includes a terminal 11 and a network-side device 12 .
- the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), handheld computer, netbook, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc.
- PDA Personal Digital Assistant
- the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Send Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to a specific technical vocabulary. It should be noted that in the embodiment of this application, only the NR system is used. The base station in the example is taken as an example, but the specific type of the base station is not limited.
- the network side device and/or the terminal reports target information to a local management function (Location Management Function, LMF) entity or a location server, and the LMF entity or the location server performs power control on the target SRS based on the received target information , or, the LMF entity forwards the received target information to the serving cell and/or the serving base station of the terminal, and the serving cell and/or the serving base station performs power control on the target SRS of the terminal based on the target information.
- LMF Local Management Function
- the network side equipment includes: a serving cell and/or a serving base station of the terminal, and/or a neighboring cell and/or a neighboring cell base station of the terminal.
- the serving base station is the base station that the terminal accesses or camps on, and the neighboring cell of the terminal may be the neighboring cell that participates in the positioning of the terminal, for example, the neighboring cell that receives the SRS sent by the terminal for positioning.
- the SRS may be a positioning SRS, or may be another SRS used for positioning, which is not specifically limited in this embodiment of the present application.
- FIG. 2 shows a schematic flowchart of a power control method in an embodiment of the present application, and the method 200 may be executed by a network side device.
- the method can be executed by software or hardware installed on the network side device.
- the method may include the following steps.
- the network side device reports the target information of the terminal to the LMF entity or the location server.
- the target information includes at least one of the following: a power headroom report (Power Headroom Report, PHR) of the terminal; first power control information of the terminal; and received power information of the first target SRS, wherein,
- the first target SRS is an SRS sent by the terminal for positioning, and the first power control information may include a first power control parameter and/or a first power dynamic adjustment parameter.
- the network side device may receive the first target SRS sent by the terminal, for example, the positioning SRS and/or other SRS used for positioning, and may determine according to the first target SRS The above target information of the terminal.
- the serving cell and/or the serving base station of the terminal may acquire the received power information of the first target SRS and/or the first power control information of the first target SRS
- the first power control information of the first target SRS may be determined according to the power headroom report of the terminal and/or the received power information of the first target SRS, etc., or may be the information configured for the first target SRS. first power control information.
- the neighboring cell of the terminal and/or the base station of the neighboring cell may acquire the received power information for receiving the first target SRS.
- the information carried in the power headroom report of the terminal may include at least one of the following (1) to (9).
- Identification information of the terminal through the identification information, the LMF entity or the location server can be made aware of the terminal to which the reported power headroom report belongs.
- Identification information of the first target SRS through the identification information, the LMF entity or the location server can be made aware of the SRS for or referred to by the reported power headroom report.
- Direction information of the first target SRS for example, spatial relationship information, path loss reference information or transmit beam information of the first target SRS.
- the power headroom (Power Headroom, PH) value of the terminal is the power headroom (Power Headroom, PH) value of the terminal.
- First indication information wherein the first indication information indicates that the power headroom value is determined based on an actually transmitted signal or signaling, or the first indication information indicates that the power headroom value is Determined based on reference signals or signaling.
- Second indication information wherein the second indication information is used to indicate whether the terminal supports power backoff.
- the power headroom report of the terminal reported by the network side device to the LMF or the location server may include one or a combination of the foregoing information.
- the power headroom report may include the power headroom of the terminal under one or more serving cells and the maximum transmit power under one or more serving cells, respectively.
- other combinations may also be included, which are not specifically limited in the embodiments of the present application.
- the power headroom and the maximum transmit power may be the power headroom and the maximum transmit power of the terminal in the primary cell, or the power headroom and the maximum transmit power may be combined with cell information (for example, the cell ID, which may be the serving cell ID). , the primary cell ID or the secondary cell ID) is reported to the LMF entity or the location server.
- a serving cell carries the serving cell and/or cell identification information and reports the power headroom report information of the terminal to the LMF or the location server.
- the power headroom report information of the terminal can optionally be the power headroom report under the serving cell, or the power headroom report after the UE considers one or more serving cells; in another embodiment, the UE Report the power headroom report and cell identification information under one or more serving cells respectively; it should be noted that the power headroom report under the serving cell can be understood as the maximum power supported under the serving cell, the remaining power value, Use reference or actual signal or signaling for power headroom calculation, etc.
- the power headroom report after considering one or more serving cells can be understood as at least one of the following, only considering the report reported by the primary cell or one of the serving cells The power headroom, or the power headroom at the maximum transmit power of the UE considering multiple active serving cells and the total UE together.
- the first power control parameter of the terminal includes at least one of the following:
- identification information of the first target SRS wherein the identification information of the first target SRS may indicate the SRS corresponding to the first power control parameter
- Direction information of the first target SRS for example, spatial relationship information, path loss reference information, or transmit beam information.
- the first path loss value PL b,f,c (q d ), where the first path loss value may be obtained according to path loss reference information. That is, the UE measures the path loss reference signal configured for the first target SRS and/or obtains the path loss value obtained by acquiring the SSB used by the Mib.
- the power headroom report is a power headroom report of the terminal in one or more serving cells; and/or the first power control information is a power headroom report of the terminal in one or more serving cells; The first power control parameter and/or the first power dynamic adjustment parameter of the serving cell.
- the received power information of the first target SRS may be the received power information of the first target SRS sent by the network side device receiving the terminal.
- the received power information may include at least one of the following (1) to (6).
- Identification information of the first target SRS where the identification information of the first target SRS is used to indicate the SRS corresponding to the received power information.
- Direction information of the first target SRS For example, spatial relationship information of the first target SRS, path loss reference information, transmit beam information, and the like.
- the received power of the first target SRS For example, Reference Signal Received Power (RSRP), Reference Signal Received Quality (RSRQ), and Reference Signal Received Strength Indication (RSSI) of the first target SRS one or more of.
- RSRP Reference Signal Received Power
- RSSI Reference Signal Received Strength Indication
- the quality parameter of the first target SRS For example, the Signal-to-Noise Ratio (SNR) of the first target SRS and/or the Signal-to-Noise and Interference Ratio (SINR) of the first target SRS.
- SNR Signal-to-Noise Ratio
- SINR Signal-to-Noise and Interference Ratio
- Indication information indicating that the first target SRS is not successfully received That is, the indication information indicates that the network side device fails to successfully receive the first target SRS sent by the terminal.
- the first power dynamic adjustment parameter may include at least one of the following:
- identification information of the first target SRS may indicate the SRS corresponding to the first power dynamic adjustment parameter
- direction information of the first target SRS (such as spatial relationship information, path loss reference information, transmit beam information);
- the first target SRS corresponding to the first power dynamic adjustment parameter can be identified.
- the network side device may include: a serving cell and/or a serving base station of the terminal and/or a neighboring cell and/or a neighboring cell base station of the terminal.
- the terminal may send the first target SRS to the serving cell and/or the neighboring cell, and the serving cell and/or the serving base station and/or the neighboring cell and/or the neighboring cell base station receive the first target SRS After the target SRS, the target information of the terminal is reported to the LMF entity or the location server based on the condition of receiving the first target SRS.
- the serving cell and/or the serving base station may report the power headroom report of the terminal, the first power control information of the first target SRS, and the serving cell or The received power information of the first target SRS of the serving base station, and the neighboring cell or neighboring cells and/or the neighboring cell base station may report the received power information of the first target SRS to the LMF entity or the location server according to the reception of the first target SRS.
- the first power control parameter and/or the first power dynamic adjustment parameter in the first power control information may be the power control parameter and/or the power dynamic adjustment parameter of the first target SRS, or may also be the desired first target SRS Changed to the power control parameters and/or power dynamic adjustment parameters.
- the target information may further include cell information of a serving cell of the terminal and/or cell information of a neighboring cell of the terminal, wherein the cell information may be cell identification information, so that the LMF The entity or the location server can know the cell where other information contained in the target information is located.
- the other information includes but is not limited to: the power headroom report of the terminal; the first power control parameter of the terminal; and the second power dynamic adjustment parameter of the terminal.
- the LMF entity or the location server may return the power control information of the terminal to the network side device after receiving the target information, that is, the LMF entity or the location server participates in the power control of the SRS. Therefore, after S210, the method may further include: receiving, by the network side device, second power control information of the terminal, where the second power control information includes: a second power control parameter and/or a second power Dynamically adjust parameters.
- the network side device may also receive the second power control information of the terminal to determine the power configuration information configured for the terminal.
- the network side The device receiving the second power control information of the terminal and the S210 may not have a necessary sequence relationship or connection relationship limitation.
- the second power control parameter sent by the LMF or the location server may include at least one of the following: identification information of the UE, identification information of the second target SRS, and direction information of the second target SRS (such as spatial relationship information, path loss reference information, transmit beam information), power value P O_SRS,b,f,c (q s ) expected to receive the second target SRS; resource information M SRS,b,f,c of the second target SRS ( i); second power adjustment factor ⁇ SRS,b,f,c (q s ); second path loss value PL b,f,c (q d ); second path loss reference information; second power control state adjustment value.
- the identification information of the second target SRS indicates the SRS controlled by the second power control parameter, and the second target SRS and the first target SRS may be the same or different, for example, the second target SRS may be the first target SRS
- the subset of the SRS is not limited in specific embodiments of the present application.
- the second power dynamic adjustment parameter sent by the LMF or the location server may include at least one of the following: identification information of the target UE, identification information of the second target SRS, direction information of the second target SRS (such as spatial relationship information, road loss reference information, transmit beam information), second power control adjustment state value, activation dynamic adjustment signaling, and deactivation dynamic adjustment signaling.
- the LMF entity or the location server may, after receiving the received power information of the first target SRS sent by the neighboring cell and/or the neighboring cell base station of the terminal, send the information to the serving cell and/or the serving cell of the terminal.
- the serving base station returns the received power information of the first target SRS, so that the serving cell and/or the serving base station can obtain the received power information of the first target SRS of the neighboring cell, and control the terminal to send the received power information to the neighboring cell according to the received power information.
- the method may further include: receiving, by the network side device, the received power information of the first target SRS.
- the network side device may use the second power control information as the reference power control information of the terminal , and perform power control on the third target SRS of the terminal. Therefore, in a possible implementation manner, the network-side device determines the third power control information of the terminal according to at least one of the following: the second power control information, the first power control information, the terminal and the received power information of the first target SRS.
- the relevant information of the terminal may include at least one of the following: capability information of the terminal, maximum power information, scheduling information of the terminal on the time-frequency resource for sending the first target SRS (for example, the time whether other uplink signals or data of the terminal are simultaneously scheduled on the frequency resource, and/or whether the uplink signals or data of other terminals other than the terminal are simultaneously scheduled on the time-frequency resource), etc.
- the network side device may determine the third power control information of the terminal according to the second power control information sent by the LMF entity or the location server, and may also determine that the third power control information or the second power control information is relative to the previous first power control information Whether the power control information has changed, if so, the determined third power control information can be sent to the terminal, or it can also be determined whether the terminal can support the second power control information sent by the LMF entity or the location server, if it can support , the second power control information sent by the LMF entity or the location server can be forwarded to the UE, and if it cannot be supported, the unsupportable indication information or the third power control information determined by the current network side device can be reported to the LMF entity or the location server.
- the network-side device may determine the third power control information according to whether the second power control information can be supported by the terminal, such as whether the maximum capability is exceeded, or whether the configuration requirements are met.
- the second power control information includes the second power control parameter, the third power control parameter does not meet the target of the second power control parameter, and the power adjustment is realized by the third power dynamic adjustment parameter.
- the network side device may configure the second power control information according to the LMF and/or the first target
- the received power information of the SRS determines the third power dynamic adjustment parameter of the terminal. For example, after the terminal is dynamically adjusted by the third power dynamic adjustment parameter, the received power of the first target SRS satisfies a certain threshold, or is equivalent to or similar to the result of the second power control information configured by the LMF.
- the third power control information includes third power control parameters and/or third power dynamic adjustment parameters of the terminal.
- the third power control parameter may include at least one of the following: the identification information of the UE, the identification information of the third target SRS, the direction information of the third target SRS (such as spatial relationship information, path loss reference information, transmission beam information), the power value P O_SRS,b,f,c (q s ) expected to receive the third target SRS; the resource information M SRS,b,f,c (i) of the third target SRS; the third power Adjustment factor ⁇ SRS,b,f,c (q s ); third path loss value PL b,f,c (q d ); third path loss reference information; third power control state adjustment value.
- the identification information of the third target SRS indicates the SRS for which the third power control parameter is adjusted, and the third target SRS and the second target SRS may be the same or different, which are not limited in the specific embodiment of the present application.
- the third power dynamic adjustment parameter may include at least one of the following: identification information of the target UE, identification information of the third target SRS, direction information of the third target SRS (such as spatial relationship information, path loss reference information, transmit beam information ), the third power control adjusts the state value, activates the dynamic adjustment signaling, and deactivates the dynamic adjustment signaling.
- the network side device may further adjust the power information of the first target SRS sent to the neighboring cell according to the received power information of the first target SRS. For example, if the received power of the neighboring cell receiving the first target SRS directed to the cell is less than the threshold, adjust the power information of the first target SRS sent to the cell (eg, adjust the path loss reference or spatial relationship information, P0, etc.) , or remove the cell from the path loss reference or the spatial relationship pointing list, and preferentially point to other cells.
- adjust the power information of the first target SRS sent to the cell eg, adjust the path loss reference or spatial relationship information, P0, etc.
- the network side device may also use the received second power control information of the terminal as the third power control information of the terminal, and send the second power control information to the terminal.
- the values of various parameter items in the first power control information, the second power control information and the third power control information may be the same or different, which are not specifically limited in this embodiment.
- the identification information of the terminal in the first power control parameter, the second power control parameter and the third power control parameter may be the same, and the first target SRS, the second target SRS and the third target SRS may be the same, that is, The SRS identification information and the SRS direction information in the first power control parameter, the second power control parameter and the third power control parameter may be the same.
- the parameter items included in the first power dynamic adjustment parameter, the second power dynamic adjustment parameter, and the third power dynamic adjustment parameter may be different.
- the power dynamic adjustment parameter includes activation power dynamic adjustment.
- Signaling indication information and in some cases the power dynamic adjustment parameter includes deactivation dynamic adjustment signaling indication information, which is not specifically limited in this embodiment.
- the network-side device sending the third power control information of the terminal to the terminal may include:
- the network side device sends a Downlink Control Information (Downlink Control Information, DCI) command to the terminal, wherein the DCI command carries the the third power dynamic adjustment parameter of the terminal; and/or,
- DCI Downlink Control Information
- the network side device sends a first medium access control layer (Medium Access Control, MAC) control element (Control Element, CE) command to the terminal , wherein the first MAC CE command carries the third power dynamic adjustment parameter; and/or,
- Medium Access Control, MAC Medium Access Control
- CE Control Element
- the network side device sends a second MAC CE command or a radio resource control (Radio Control Command, RRC) command to the terminal, wherein the second The third power control parameter is carried in the MAC CE or the RRC command.
- RRC Radio Control Command
- the network side device may send the third power dynamic adjustment parameter by sending a DCI command to the terminal, or may also send the third power dynamic adjustment parameter by sending a first MAC CE command parameter.
- the network side device may send the third power control parameter by sending a second MAC CE command to the terminal, or may also send the third power control parameter by using an RRC command.
- the above-mentioned third power control information may be related to the third target SRS, that is, the power control information may not be used to control the transmission power of all SRSs (or all activated SRSs), but be used to control the transmission of the third target SRS power.
- the third power dynamic adjustment parameter may be related to the third target SRS, indicating that the third power dynamic parameter is used to adjust the transmit power of the third target SRS, wherein the third target SRS may use the third power dynamic adjustment parameter
- the identification information of the third target SRS is determined.
- the identification information includes at least one of the following: SRS identification, Quantity, and SRS group ID.
- the number refers to the number of SRSs sent by using the first power control information, the second power control information or the third power control information
- the number of the third target SRS refers to the third power dynamic adjustment parameter Used to adjust the number of the third target SRS to be sent subsequently, for example, if the third target SRS is sent periodically, and if the number of the third target SRS is n, it indicates that the third power dynamic adjustment parameter is used for adjustment
- the SRS may also be based on a certain sorting rule, and the number in the identification information may be the number of the first target SRS (or the second target SRS, or the third target SRS) adjusted for activation or deactivation.
- the SRS grouping identifier may be a group identifier or a group number, that is, indicating that the first power dynamic adjustment parameter or the second power dynamic adjustment parameter or the third power dynamic adjustment parameter is used to adjust a group of SRSs corresponding to the group identifier or group number
- the power of the SRS, wherein the grouping method of the SRS includes but is not limited to: grouping according to the activation state, grouping according to the spatial relationship, path loss reference information, or signal set (perset), and the like.
- the identification information of the third target SRS may also be bits of length N, where N is a submultiple of the number of the third target SRS, for example, assuming that the number of the third target SRS is 6, then N It can be 1, 2, 3 and 6, that is, 1 bit among the N bits can indicate one or more third target SRSs.
- the third target SRS is not limited to the corresponding SRS resource (resource) or SRS positioning resource (PosResource), or the SRS resource set (resourceset) and the SRS positioning resource set (PosResourceset), when the SRS resource (resource) is included ) and SRS positioning resource (PosResource), the indication information of the target SRS may also be used to indicate whether the power dynamic adjustment parameter is used for the SRS resource or the target SRS corresponding to the SRS PosResource.
- the network side device may perform S210 after receiving the request. Therefore, in this possible implementation manner, before S210, the method may further include: the network side device receives target information request information, wherein the target information request information is used to request the target information of the terminal. Wherein, the target information request may be sent by the LMF entity or the location server. Through this possible implementation, the LMF entity or the location server can send target information request information to the network-side device and request the network-side device to report the target information.
- the terminal may also report its capability information. Therefore, in this possible implementation manner, before the network side device reports the target information of the terminal to the local management function LMF entity or the location server, The method further includes: receiving, by the network side device, terminal capability information reported by the terminal, wherein the terminal capability information includes at least one of the following: whether the terminal supports reporting a power headroom report to an LMF entity or a location server , whether the terminal supports closed-loop power control for positioning SRS, and whether the terminal receives power control information sent by the LMF entity or the location server.
- the terminal may report the terminal capability information to the serving cell and/or the serving base station before or after receiving the target SRS configuration, and at the same time, the terminal may also report the terminal capability information to the LMF entity or the location server.
- the network-side device can learn whether the terminal supports reporting power headroom reports to the LMF entity or the location server, whether it supports SRS closed-loop power control, and/or whether to receive power control information sent by the LMF entity or the location server. , so that the power control mode of the SRS of the terminal can be determined.
- the network side device can send the closed-loop power control part, such as the power control adjustment value, to the terminal, for example, send the power dynamic adjustment parameter to the terminal.
- the network side device reports the target information of the terminal to the LMF entity or the location server, where the target information includes at least one of the following: a power headroom report, a power control parameter, a power dynamic adjustment parameter, and The received power information of the first target SRS, so that the LMF entity or the location server can learn the power-related information of the terminal.
- the neighboring cell of the terminal may also report the received power information of the first target SRS of the terminal to the LMF entity or the location server, thereby supporting power control based on neighboring cell measurement; in addition, the reported target information can include the direction information of the first target SRS, so that different power control can be implemented for SRSs in different directions. Therefore, by using the technical solutions provided by the embodiments of the present application, the accuracy of the power control of the SRS is improved.
- the signaling between the serving cell gNB and the location server (or the LMF entity) includes but is not limited to one of the following:
- LTE Positioning Protocol Annex, LPPa Long Term Evolution Positioning Protocol
- NRPPa New Radio Positioning Additional Protocol
- the location server indicates the adjacent TRP or the gNB associated with the adjacent TRP through LPPa, and the adjacent TRP or the gNB associated with the adjacent TRP sends the PRS configuration of the adjacent TRP to the gNB through the Xn interface; or, the location server sends the PRS of the adjacent TRP through the core network interface.
- the configuration is sent to the serving gNB or the location server where the UE is located, and then sent to the serving gNB through LPPa signaling.
- the signaling between the serving cell and/or the serving base station and the terminal includes but is not limited to one of the following:
- RRC Radio Resource Control
- FIG. 3 shows another schematic flowchart of a power control method in an embodiment of the present application, and the method 300 may be executed by a terminal.
- the method may be performed by software or hardware installed on the terminal.
- the method may include the following steps S310 and/or S312.
- the terminal reports the target information of the terminal to the LMF entity or the location server, where the target information includes at least one of the following: a power headroom report of the terminal, and first power control information of the terminal, wherein the The first power control information includes a first power control parameter of the terminal and a second power dynamic adjustment parameter of the terminal.
- the parameter items included in the power headroom report and the first power control information are the same as those in the method 200. For details, refer to the description in the method 200, and details are not repeated here.
- the terminal may report the target information of the terminal to the LMF entity or the location server after or before reporting the PHR to the serving cell, or after or before receiving the power adjustment of the serving cell.
- the terminal may execute S310 after receiving the request sent by the LMF entity or the location server. Therefore, in this possible implementation manner, before S310, the method may further include: receiving, by the terminal, target information request information, where the target information request information is used to request the target information of the terminal.
- the target information request may be sent by the LMF entity or the location server.
- the LMF entity or the location server can send target information request information to the terminal to request the terminal to report the target information when the received measurement result of the neighboring cell does not meet expectations or the positioning result does not meet expectations.
- the terminal receives the second power control information and/or the third power control information, and adjusts the transmit power of the fourth target SRS based on the second power control information and/or the third power control information, wherein the The second power control information comes from the LMF entity or the location server, and the third power control information comes from the network side device.
- the second power control information includes: the second power control parameter of the terminal and/or the second power dynamic adjustment parameter of the terminal;
- the third power control information includes: the third power of the terminal control parameters and/or third power dynamic adjustment parameters of the terminal.
- the LMF entity or the location server may send the second power control information to the terminal based on the target information after receiving the target information reported by the terminal.
- the specific implementation manner for the network side device to send the third power control information to the terminal may be sent by the method 200 in which the network side device sends the third power control information.
- the method 200 in which the network side device sends the third power control information.
- the second power control information and the third power control information are the same as the second power control information and the third power control information in the method 200 , for details, please refer to the relevant description in the method 200 .
- the terminal may adjust the transmit power of the fourth target SRS according to the received second power control information. Therefore, in this possible implementation manner, adjusting the transmit power of the fourth target SRS by the terminal may include: the terminal determining the second power according to the identification information of the second target SRS included in the second power control information the fourth target SRS adjusted by the control information, and adjust the transmit power of the fourth target SRS according to the second power control information.
- the fourth target SRS is the second target SRS, and the terminal may determine the fourth target SRS according to the identification information of the second target SRS included in the second control information.
- the terminal may determine that the SRS indicated by the identification information of the second target SRS in the second power control parameter is the fourth target SRS, and use the second power control parameter according to the second power control parameter. Adjust the transmit power of the fourth target SRS; or, if the second power control information includes the second power dynamic adjustment parameter, the terminal may determine that the SRS indicated by the identification information of the second target SRS in the second power dynamic adjustment parameter is the first Four target SRSs, and adjust the transmit power of the fourth target SRS according to the second power dynamic adjustment parameter.
- the terminal may adjust the transmit power of the fourth target SRS according to the received third power control information. Therefore, in this possible implementation manner, adjusting the transmit power of the fourth target SRS by the terminal may include: the terminal determining the third power according to the identification information of the third target SRS included in the third power control information the fourth target SRS adjusted by the control information, and adjust the transmit power of the fourth target SRS according to the third power control information.
- the fourth target SRS is the third target SRS, and the terminal may determine the fourth target SRS according to the identification information of the third target SRS included in the third control information.
- the terminal may determine that the SRS indicated by the identification information of the third target SRS in the third power control parameter is the fourth target SRS, and according to the third power control parameter Adjust the transmit power of the fourth target SRS; or, if the third power control information includes a third power dynamic adjustment parameter, the terminal may determine that the SRS indicated by the identification information of the third target SRS in the third power dynamic adjustment parameter is the third power dynamic adjustment parameter.
- the terminal may determine that the SRS indicated by the identification information of the third target SRS in the third power dynamic adjustment parameter is the third power dynamic adjustment parameter.
- the terminal may jointly adjust the transmit power of the fourth target SRS according to the second power control information and the third power control information. Therefore, in this possible implementation manner, adjusting the transmit power of the fourth target SRS by the terminal may include: the terminal according to the identification information of the second target SRS included in the second power control information, and the third The identification information of the third target SRS included in the control information determines the fourth target SRS, and adjusts the transmit power of the fourth target SRS according to the second power control information and the third power control information.
- the fourth target SRS may be the union of the second target SRS and the third target SRS, or may also be the intersection of the second target SRS and the third target SRS, specifically in the embodiment of the present application Not limited.
- the received second power control information includes a second power control parameter and the received third power control information includes a third power dynamic adjustment parameter. Then, closed-loop power control may be performed on the fourth target SRS according to the second power control parameter, and dynamic power adjustment may be performed on the fourth target SRS according to the third power dynamic adjustment parameter.
- the identification information includes at least one of the following: SRS identifier, quantity, and SRS group identifier.
- SRS identifier For the specific meaning, please refer to the description in the method 200 .
- the identification information of the second target SRS is bits with a length of M, where M is a submultiple of the number of the second target SRS; and/or, the third target The identification information of the SRS is a length of N bits, where N is a divisor of the number of the third target SRS.
- M is a submultiple of the number of the second target SRS
- N is a divisor of the number of the third target SRS.
- the identification information of the second target SRS is similar to the identification information of the third target SRS, and will not be repeated here.
- the LMF entity or the location server may send the second power dynamic adjustment parameter through an LTE Positioning Protocol (LTE Positioning Protocol, LPP) command.
- LTE Positioning Protocol LTE Positioning Protocol, LPP
- the method before the terminal reports the target information of the terminal to the LMF entity or the location server, the method further includes: the terminal reports to the LMF entity or the location server or the serving cell and/or the serving base station Reporting terminal capability information, wherein the terminal capability information includes at least one of the following: whether the terminal supports reporting of power headroom reports to the LMF entity or the location server, whether the terminal supports closed-loop power control of SRS, and whether the terminal supports Whether to receive power control information sent by the LMF entity or the location server. For example, before or after receiving the SRS configuration, the terminal reports the terminal capability information to the LMF entity or the location server or the serving cell and/or the serving base station. Therefore, the LMF entity or the location server or the serving cell and/or the serving base station can learn the terminal capability information.
- the signaling between the location server (or the LMF entity) and the UE includes but is not limited to one of the following:
- FIG. 4 shows a schematic flowchart of a power control method in an embodiment of the present application, and the method 400 may be executed by a target entity.
- the method may be performed by software or hardware installed on the target entity.
- the target entity may include an LMF entity or a location server.
- the method may include the following steps.
- the target entity receives target information, where the target information includes at least one of the following: a power headroom report of the terminal, a power control parameter of the terminal, and first power control information of the terminal and a first Received power information of the target SRS.
- the first target SRS may be an SRS sent by the terminal for positioning.
- the first power control information includes first power control parameters and/or first power dynamic adjustment parameters.
- the target information received by the target entity may be the target information reported by the network side device according to S210 in FIG. 2 , and/or may also be the target information reported by the terminal according to S310 in FIG. 3 ,
- the target information received by the target entity may be the target information reported by the network side device according to S210 in FIG. 2 , and/or may also be the target information reported by the terminal according to S310 in FIG. 3 .
- the specific reporting manner reference may be made to the descriptions in the foregoing methods 200 and 300, and details are not repeated here.
- the target entity receives target information of the terminal, including at least one of the following (1) to (3).
- the target entity receives the target information sent by the terminal, where the target information sent by the terminal may include at least one of the following: a power headroom report of the terminal, a first power of the terminal control information.
- the target entity receives the target information sent by the serving cell and/or the serving base station of the terminal, and the target information sent by the serving cell and/or the serving base station may be at least one of the following: a power headroom report of the terminal, The first power control information of the terminal and the received power information of the first target SRS.
- the target entity receives the target information sent by the neighboring cell and/or the neighboring cell base station of the terminal.
- the target information sent by the neighbor cell and/or the neighbor cell base station may include the received power information of the first target SRS.
- the target entity determines and sends the second power control information of the terminal based on the target information.
- the second power control information includes: second power control parameters of the terminal and/or second power dynamic adjustment parameters of the terminal.
- the second power control information is the same as the second power control information in the method 200 and the method 300.
- the relevant description in the method 200 and the method 300 please refer to the relevant description in the method 200 and the method 300, and details are not repeated here.
- the target entity may send the second power control information to the terminal, and the terminal may perform power control on the second target SRS according to the second power control information.
- the target entity may also send the second power control information to the serving cell and/or serving base station of the terminal, and the serving cell and/or the serving base station perform power control on the terminal, for example, serving
- the cell and/or the serving base station uses the method of sending the third control information in the method 200 to control the terminal, for details, please refer to the relevant description in the method 200 .
- the terminal may perform power adjustment according to the description in the method 300 .
- the description in the method 300 which will not be repeated here.
- the LMF entity or the location server can obtain the target information of the terminal, thereby participating in the power control of the target SRS and improving the accuracy of the power control of the target SRS.
- FIG. 5 shows another schematic flowchart of a power control method according to an embodiment of the present application, and the method 500 may be executed by a target entity.
- the method may be performed by software or hardware installed on the target entity.
- the target entity may include an LMF entity or a location server.
- the method may include the following steps.
- the target entity receives target information, where the target information includes at least one of the following: a power headroom report of the terminal, a power control parameter of the terminal, and first power control information of the terminal and a first Received power information of the target SRS.
- the target entity forwards the target information to a serving cell and/or a serving base station of the terminal, so that the serving cell and/or the serving base station perform power control on the terminal based on the target information.
- the target information forwarded by the target entity may be received power information of the first target SRS received by the target entity from a neighboring cell and/or a neighboring cell base station of the terminal.
- the network side device can adjust the power information of the first target SRS sent to the neighboring cell according to the received power information of the first target SRS, for example, if the received power of the neighboring cell to receive the first target SRS directed to the cell is less than threshold, then adjust the power information of the first target SRS sent to the cell (for example, adjust the path loss reference or spatial relationship information, P0, etc.), or remove the path loss reference or spatial relationship pointing list from the cell, and preferentially point to other community.
- the target entity may also send the second power control information determined based on the target information to the network-side device, and the network-side device may, according to the second power control information and the first power control information Receive power information of a target SRS, determine the third power dynamic adjustment parameter of the terminal, for example, after the terminal is dynamically adjusted by the third power dynamic adjustment parameter, the received power of the first target SRS satisfies a certain threshold, or The result of the second power control information that is effective or similar to the LMF configuration.
- the terminal or the network side device reports the target information of the terminal to the LMF entity or the location server, where the target information includes at least one of the following: power headroom report, first power control information, and received power information of the first target SRS, the LMF entity Or the location server forwards the received target information to the serving cell of the terminal, and the serving cell performs power control on the third target SRS of the terminal based on the target information, thereby improving the accuracy of the power control of the SRS.
- FIG. 6 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- the method 600 may be performed by a neighboring cell (ie, neighboring cell and/or neighboring cell base station), serving cell (ie, serving cell and/or serving cell and/or serving cell) of the UE. base station), UE, and LMF entity or location server.
- the method may include the following steps.
- the serving cell and the UE perform power configuration.
- the serving cell may configure the power configuration for the UE to send the target SRS for uplink positioning.
- the UE sends the target SRS to the serving cell.
- the UE sends the target SRS to the neighboring cell.
- the UE may send the target SRS to the serving cell and neighboring cells according to the power configuration in S601.
- S602 and S603 have no specific sequence.
- the UE reports the PHR to the serving cell.
- the UE may use a single entry (single entry) PHR MAC CE to report the PHR, or a multiple entry (multiple entry) PHR MAC CE, wherein the single entity PHR MAC CE may include the power headroom of the cell and the maximum transmission of the cell. power, and the multi-entity PHR MAC CE can include the following reporting content:
- the neighbor cell receives the target SRS, and obtains the received power information of the target SRS, for example, RSRP.
- the serving cell performs power adjustment according to the received target SRS and PHR.
- S605 and S606 have no specific sequence.
- the serving cell reports the target information of the UE to the LMF entity or the location server.
- the reporting target information includes one of the following 1 to 3.
- PHR Power Headroom Report
- the PHR may carry at least one of the following: identification information of the UE, identification information of the target SRS, direction information of the target SRS (such as spatial relationship information, path loss reference information), the target SRS The grouping information of the cell power headroom (PH), the maximum transmit power of the cell (PCMAX, f, c), whether the PH value is based on the actual transmitted signal or signaling or based on the reference signal or signaling, whether power backoff is supported, And the power backoff parameter of the UE.
- the first power control parameter includes at least one of the following: identification information of the UE, identification information of the first target SRS, direction information of the first target SRS (such as spatial relationship information, path loss reference information), the first P O_SRS,b,f,c (q s ), the first M SRS,b,f,c (i), the first ⁇ SRS,b,f,c (q s ), and the first PL b,f,c (q d ).
- the first dynamic power adjustment parameter includes at least one of the following: identification information of the UE, identification information of the first target SRS, direction information of the first target SRS (such as spatial relationship information, path loss Reference Information), the first power control adjustment state value, and the activation/deactivation dynamic adjustment signaling.
- the neighbor cell reports the target information of the UE to the LMF entity or the location server.
- the target information reported by the neighbor cells may include: received power information of the first target SRS.
- the received power information includes at least one of the following: identification information of the UE, identification information of the first target SRS, direction information of the first target SRS (such as spatial relationship information, path loss reference information, transmit beam information), the received power (RSRP, RSRQ or RSRI) of the first target SRS, the SNR or SINR of the first target SRS, and the indication information that the first target SRS is not successfully received.
- this step is an optional step.
- S607 and S608 have no specific sequence.
- the LMF entity or the location server adjusts the power control information according to the received target information.
- the LMF entity or the location server sends the second power control information to the serving cell, and notifies the serving cell to adjust the corresponding power parameter.
- the second power control information sent by the LMF entity or the location server to the serving cell may include at least one of the following 1 and 2.
- the second power control parameter includes at least one of the following: the identification information of the UE, the identification information of the second target SRS, the direction information of the second target SRS (such as spatial relationship information, path loss reference information) , the second P O_SRS,b,f,c (q s ), the second M SRS,b,f,c (i), the second ⁇ SRS,b,f,c (q s ), and the second PL b ,f,c (q d ).
- the second power dynamic adjustment parameter includes at least one of the following: the identification information of the UE, the identification information of the second target SRS, the direction information of the second target SRS (such as spatial relationship information, path loss Reference information), second power control adjustment state value, activation/deactivation of dynamic adjustment signaling.
- the serving cell determines the third power control information of the UE according to at least one of the following: the second power control information sent by the LMF entity or the location server, the first power control information, the related information of the terminal, and the received power information of the first target SRS.
- the third power control information of the UE may include at least one of the following 1 and 2.
- the third power control parameter includes at least one of the following: the identification information of the UE, the identification information of the third target SRS, the direction information of the third target SRS (such as spatial relationship information, path loss reference information) , the third P O_SRS,b,f,c (q s ), the third M SRS,b,f,c (i), the third ⁇ SRS,b,f,c (q s ), the third PL b, f,c (q d ).
- the third dynamic power adjustment parameter may be sent through a DCI command or a MAC CE, wherein the DCI command or the MAC CE carries the third dynamic power adjustment parameter.
- the serving cell sends third power control information to the terminal, adjusts the power parameter of the UE, and notifies the UE to adjust the corresponding power parameter.
- the third power control signal is related to a specific third target SRS, that is, it is not used to adjust all transmitted SRSs (or all activated SRSs), but to adjust a designated SRS (ie, the third target SRS).
- the optional designated SRS may be indicated by the identification information of the third target SRS, for example, the identification information may be:
- the group identifier of the third target SRS, and the power of the SRS of each group is adjusted according to the group identifier or the group number indication.
- the identification information of the third target SRS may also be an N-bit bit, where 1 bit indicates to adjust the power of the corresponding third target SRS, and N is a divisor of the SRS resource or PosResource of the third target SRS.
- S613 The UE performs power adjustment according to the third power control information sent by the serving cell.
- the UE sends the third target SRS to the serving cell according to the adjusted power.
- the UE sends the third target SRS to the neighboring cell according to the adjusted power.
- the power control method provided by the embodiment of the present application can support the adjustment of closed-loop power control based on the maximum power and power allocation of the UE and the reception conditions of neighboring cells, and the LMF entity or the location server participates in the power control.
- FIG. 7 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- the method 700 may be performed by a neighboring cell (ie, neighboring cell and/or neighboring cell base station), serving cell (ie, serving cell and/or serving cell and/or serving cell) of the UE. base station), UE, and LMF entity or location server.
- the UE reports target information to the LMF entity or the location server.
- the method may include the following steps.
- S701-S706 are the same as S601-S606 in the method 600 .
- the UE reports the target information to the LMF entity or the location server.
- the target information reported by the UE includes at least one of the following information in 1 and 2:
- the PHR carries at least one of the following: identification information of the target UE, identification information of the target SRS, direction information of the target SRS (such as spatial relationship information, path loss reference information), the target SRS
- the grouping information the cell power headroom (PH), the maximum transmit power of the cell (P CMAX,f,c ), the PH value is based on the reference signal or signaling, whether the power backoff is supported, and the power backoff parameters of the UE.
- the PH and P CMAX,f can be the PH and the maximum power of the UE under Pscell; or, the PH and P CMAX,f can be reported in combination with cell information (eg, cell ID, serving cell ID, Pcell ID, Spcell ID ID).
- the power control parameter may be the first power control parameter after power adjustment is performed by the serving cell according to the received first target SRS and PHR.
- the parameter items included in the first power control parameter are the same as the first power control parameter in the method 600, and details are not described herein again.
- the LMF entity or the location server performs power adjustment according to the received target information.
- the target information includes target information reported by neighboring cells, serving cells and/or UEs.
- the LMF entity or the location server may send second power control information to the UE, where the second power control information sent by the LMF entity or the location server may include:
- the LMF entity or the location server sends the second power control information to the UE, notifying the UE to adjust the corresponding power parameter.
- the LMF entity or the location server may send the second power control information through an LPP command.
- the second power control information is related to a specific second target SRS, that is, it is not used to adjust the transmission power of all target SRSs (or all activated target SRSs), but to adjust the transmission power of the specified second target SRS .
- the second target SRS may be indicated by the identification information to indicate which SRS power is to be adjusted specifically, for example, the identifier of the second target SRS and/or the number of the second target SRS may be indicated; or, the second target SRS may be indicated
- the power of the SRS of each group is adjusted according to the group identifier or the group number indication.
- the power of the corresponding second target SRS may also be adjusted through a bit indication, where the length of the bit is: M, where M is a divisor of the number of the second target SRS.
- FIG. 8 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- the method 800 may be performed by a neighboring cell of the UE (ie, neighboring cell and/or neighboring cell base station), a serving cell (ie, serving cell and/or serving cell and/or serving cell). base station), UE, and LMF entity or location server.
- the UE, the serving cell and the neighboring cells report target information to the LMF entity or the location server, and the LMF entity or the location server sends the power control information of the UE to the serving cell.
- the method may include the following steps.
- the LMF entity or the location server sends the TX FG power control information to the serving cell, and notifies the serving cell to adjust the corresponding power parameters.
- FIG. 9 shows another schematic flowchart of a power control method according to an embodiment of the present application.
- the method 900 may be performed by a neighboring cell (ie, neighboring cell and/or neighboring cell base station), serving cell (ie, serving cell and/or serving cell and/or serving cell) of the UE. base station), UE, and LMF entity or location server.
- the serving cell and neighboring cells report target information to the LMF entity or the location server, and the LMF entity or the location server sends the UE's power control information to the UE.
- the method may include the following steps.
- the LMF entity or the location server sends the second power control information of the UE to the UE, and notifies the UE to adjust the corresponding power parameter.
- the serving cell and neighboring cells can also report the target information to the LMF entity or the location server, the LMF entity or the location server sends the UE power control information to the UE and the serving cell, and the serving cell sends the power control information to the UE and the serving cell according to the received power control information.
- the UE sends power control information.
- examples are not described one by one.
- the execution body may be a power control device, or a control module in the power control device for executing the power control method.
- the power control device provided by the embodiment of the present application is described by taking the power control method performed by the power control device as an example.
- FIG. 10 shows a schematic structural diagram of a power control apparatus according to an embodiment of the present application, which is applied to an LMF entity or a location server.
- the apparatus 1000 mainly includes: a first receiving module 1001 and a first sending module 1002 .
- the first receiving module 1001 is configured to receive target information, where the target information includes at least one of the following: a power headroom report of the terminal, first power control information of the terminal, and first power control information of the terminal.
- the first sending module 1002 is configured to determine and send the second power control information of the terminal based on the target information; or, forward the target information to the serving cell of the terminal and/or a serving base station, so that the serving cell and/or the serving base station perform power control on the terminal based on the target information;
- the first power control information includes: a first power control parameter of the terminal and/or The first power dynamic adjustment parameter of the terminal;
- the second power control information includes: the second power control parameter of the terminal and/or the second power dynamic adjustment parameter of the terminal.
- the sending, by the target entity, the second power control information of the terminal includes: the target entity sending the second power control information to a serving cell and/or a serving base station of the terminal; and /or, the target entity sends the second power control information to the terminal.
- the first receiving module 1001 receives the target information, including at least one of the following:
- the target entity receives the target information sent by the neighboring cell and/or the neighboring cell base station of the terminal.
- the first sending module forwards the target information to the serving cell and/or serving base station of the terminal, including: sending the target information sent by the neighboring cell and/or the neighboring cell base station The information is forwarded to the serving cell and/or serving base station.
- the first receiving module is further configured to receive terminal capability information reported by the terminal, where the terminal capability information includes at least one of the following: whether the terminal supports sending to the LMF entity or location The server reports a power headroom report, whether the terminal supports closed-loop power control of SRS, and whether the terminal receives power control information sent by the LMF entity or the location server.
- the first sending module 1002 is further configured to send target information request information, where the target information request information is used to request the target information.
- the information carried in the power headroom report of the terminal includes at least one of the following:
- the first indication information indicates that the power headroom value is determined based on an actually transmitted signal or signaling, or the first indication information indicates that the power headroom value is based on a reference signal or determined by signaling;
- the second indication information is used to indicate whether the terminal supports power backoff
- the power backoff parameter of the terminal is the power backoff parameter of the terminal.
- the first power control parameter includes at least one of the following:
- the first path loss reference information The first path loss reference information
- the first power control state adjustment value The first power control state adjustment value.
- the second power control parameter includes at least one of the following:
- Identification information of the second target SRS wherein the identification information of the second target SRS indicates the SRS for which the second power control parameter is adjusted;
- the second power control state adjustment value is the second power control state adjustment value.
- the first power dynamic adjustment parameter includes at least one of the following:
- the second power dynamic adjustment parameter includes at least one of the following:
- Identification information of the second target SRS wherein the identification information of the second target SRS indicates the SRS adjusted by the second power dynamic adjustment parameter
- the second power control adjusts the state value
- the received power information of the first target SRS includes at least one of the following:
- Indication information indicating that the first target SRS is not successfully received.
- the power control device in this embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in an LMF entity or a location server.
- the power control device in this embodiment of the present application may be a device with an operating system.
- the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
- the power control apparatus provided in this embodiment of the present application can implement each process implemented by the LMF entity or the location server in the method embodiments of FIG. 2 to FIG. 9 , and achieve the same technical effect, which is not repeated here to avoid repetition.
- FIG. 11 shows another schematic structural diagram of an apparatus for power control provided by an embodiment of the present application, and the apparatus 1100 may be applied to a network side device.
- the apparatus 1100 mainly includes: a determining module 1101 and a second sending module 1102 .
- the determining module 1101 is configured to determine the target information of the terminal; the second sending module 1102 is configured to report the target information of the terminal to the LMF entity or the location server; wherein the target information includes at least the following: One: the power headroom report of the terminal; the first power control information of the terminal, where the first power control information includes: a first power control parameter and/or a first power dynamic adjustment parameter of the terminal; and the received power information of the first target SRS.
- the information carried in the power headroom report of the terminal includes at least one of the following:
- the information carried in the power headroom report of the terminal includes at least one of the following:
- the first indication information indicates that the power headroom value is determined based on an actually transmitted signal or signaling, or the first indication information indicates that the power headroom value is based on a reference signal or determined by signaling;
- the second indication information is used to indicate whether the terminal supports power backoff
- the power backoff parameter of the terminal is the power backoff parameter of the terminal.
- the first power control parameter includes at least one of the following:
- the first path loss reference information The first path loss reference information
- the first power control state adjustment value The first power control state adjustment value.
- the received power information of the first target SRS includes at least one of the following:
- Indication information indicating that the first target SRS is not successfully received.
- the first power dynamic adjustment parameter includes at least one of the following:
- the power headroom report is a power headroom report of the terminal in one or more serving cells; and/or the first power control information is a power headroom report of the terminal in one or more serving cells; first power control parameters and/or first power dynamic adjustment parameters of each serving cell.
- the network side device includes: a serving cell and/or a serving base station of the terminal, and/or a neighboring cell and/or a neighboring cell base station of the terminal.
- the target information further includes: cell information of a serving cell of the terminal, and/or cell information of a neighboring cell of the terminal.
- a receiving module is also included for at least one of the following:
- the second power control information includes: a second power control parameter and/or a second power dynamic adjustment parameter
- the second sending module 1102 is further configured to send the third power control information of the terminal to the terminal according to the second power control information;
- the determining module 1101 is further configured to send the third power control information of the terminal to the terminal according to the second power control information;
- At least one of the following determines the third power control information of the terminal: the second power control information, the first power control information, the related information of the terminal, and the received power information of the first target SRS, wherein , the relevant information of the terminal includes at least one of the following: capability information of the terminal, maximum power information of the terminal, and scheduling information of the terminal on the time-frequency resource for sending the first target SRS.
- the second sending module 1102 sends the third power control information of the terminal to the terminal, including:
- the third power control information includes a third power dynamic adjustment parameter, sending a downlink control information DCI command to the terminal, wherein the DCI command carries the third power dynamic adjustment parameter of the terminal; and / or,
- the third power control information includes a third power dynamic adjustment parameter, send a first medium access control layer control unit MAC CE command to the terminal, where the first MAC CE command carries the first MAC CE command.
- the third power control information includes a third power control parameter
- the third power dynamic adjustment parameter includes at least one of the following:
- identification information of the third target SRS where the identification information of the third target SRS indicates the SRS adjusted by the third power control information
- the third power control adjusts the state value
- the identification information includes at least one of the following: SRS identifier, quantity, and SRS group identifier.
- the identification information of the third target SRS is a length of N bits, where N is a submultiple of the number of the third target SRS.
- the method further includes: a third receiving module, configured to receive terminal capability information reported by the terminal, wherein the terminal capability information includes at least one of the following: whether the terminal supports sending to the LMF entity Or the location server reports a power headroom report, whether the terminal supports SRS closed-loop power control, and whether the terminal receives power control information sent by the LMF entity or the location server.
- the terminal capability information includes at least one of the following: whether the terminal supports sending to the LMF entity Or the location server reports a power headroom report, whether the terminal supports SRS closed-loop power control, and whether the terminal receives power control information sent by the LMF entity or the location server.
- the method further includes: a fourth receiving module, configured to receive target information request information, wherein the target information request information is used to request the target information of the terminal.
- the power control apparatus provided in the embodiments of the present application can implement each process implemented on the network side in the method embodiments shown in FIG. 2 to FIG. 9 , and achieve the same technical effect. To avoid repetition, details are not described here.
- FIG. 12 shows another schematic structural diagram of a power control apparatus provided by an embodiment of the present application, and the apparatus 1200 may be applied to a terminal.
- the apparatus 1200 may include: a third sending module 1201 and/or a second receiving module 1202 .
- the third sending module 1201 is configured to report the target information of the terminal to the LMF entity or the location server, where the target information includes at least one of the following: a power headroom report of the terminal, a the first power control information of the terminal;
- the second receiving module 1202 is configured to receive the second power control information and/or the third power control information, and based on the second power control information and/or the third power control information , adjust the transmit power of the fourth target SRS, wherein the second power control information comes from the LMF entity or the location server, and the third power control information comes from the network side device;
- the first power control information includes : the first power control parameter of the terminal and/or the first power dynamic adjustment parameter of the terminal;
- the second power control information includes: the second power control parameter of the terminal and/or the first power control parameter of the terminal Two power dynamic adjustment parameters;
- the third power control information includes: the third power control parameters of the terminal and/or the third power dynamic adjustment parameters of the terminal.
- the information carried in the power headroom report of the terminal includes at least one of the following:
- the first indication information indicates that the power headroom value is determined based on an actually transmitted signal or signaling, or the first indication information indicates that the power headroom value is based on a reference signal or determined by signaling;
- the second indication information is used to indicate whether the terminal supports power backoff
- the power backoff parameter of the terminal is the power backoff parameter of the terminal.
- the first power control parameter includes at least one of the following:
- the first path loss reference information The first path loss reference information
- the first power control state adjustment value The first power control state adjustment value.
- the second power control parameter includes at least one of the following:
- identification information of the second target SRS where the identification information of the second target SRS indicates the SRS for which the second power control parameter is adjusted
- the second power control state adjustment value is the second power control state adjustment value.
- the third power control parameter includes at least one of the following:
- identification information of the third target SRS where the identification information of the third target SRS indicates the SRS for which the third power control parameter is adjusted
- the third power control state adjustment value is the third power control state adjustment value.
- the first power dynamic adjustment parameter includes at least one of the following:
- the second power dynamic adjustment parameter includes at least one of the following:
- Identification information of the second target SRS where the identification information of the second target SRS indicates the SRS adjusted by the second power dynamic adjustment parameter
- the second power control adjusts the state value
- the third power dynamic adjustment parameter includes at least one of the following:
- identification information of the third target SRS where the identification information of the third target SRS indicates the SRS adjusted by the third power dynamic adjustment parameter
- the third power control adjusts the state value
- the second receiving module 1202 adjusts the transmit power of the fourth target SRS, including:
- the identification information includes at least one of the following: SRS identifier, quantity, and SRS group identifier.
- the identification information of the second target SRS is bits with a length of M, where M is a submultiple of the number of the second target SRS; and/or, the third target The identification information of the SRS is a length of N bits, where N is a divisor of the number of the third target SRS.
- the third sending module 1201 is further configured to report terminal capability information to the LMF entity or the location server or the serving cell and/or the serving base station, where the terminal capability information includes at least one of the following 1: Whether the terminal supports reporting power headroom reports to the LMF entity or the location server, whether the terminal supports SRS closed-loop power control, and whether the terminal receives power control information sent by the LMF entity or the location server.
- the second receiving module 1202 is further configured to receive target information request information, where the target information request information is used to request the target information of the terminal.
- the power control device in this embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
- the device may be a mobile terminal or a non-mobile terminal.
- the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
- the power control device in this embodiment of the present application may be a device with an operating system.
- the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
- the power control apparatus provided by the embodiments of the present application can implement each process implemented by the terminal in the method embodiments of FIG. 2 to FIG. 9 , and achieve the same technical effect. To avoid repetition, details are not described here.
- an embodiment of the present application further provides a communication device 1300, including a processor 1301, a memory 1302, a program or instruction stored in the memory 1302 and executable on the processor 1301,
- a communication device 1300 including a processor 1301, a memory 1302, a program or instruction stored in the memory 1302 and executable on the processor 1301,
- the communication device 1300 is a terminal
- the program or instruction is executed by the processor 1301
- each process of the foregoing power control method embodiments can be implemented, and the same technical effect can be achieved.
- the communication device 1300 is a network side device, when the program or instruction is executed by the processor 1301, each process of the above power control method embodiment can be implemented, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
- FIG. 14 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
- the terminal 1400 includes but is not limited to: a radio frequency unit 1401, a network module 1402, an audio output unit 1403, an input unit 1404, a sensor 1405, a display unit 1406, a user input unit 1407, an interface unit 1408, a memory 1409, a processor 1410 and other components .
- the terminal 1400 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 1410 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
- a power source such as a battery
- the terminal structure shown in FIG. 14 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
- the input unit 1404 may include a graphics processor (Graphics Processing Unit, GPU) 14041 and a microphone 14042. Such as camera) to obtain still pictures or video image data for processing.
- the display unit 1406 may include a display panel 14061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 1407 includes a touch panel 14071 and other input devices 14072 .
- the touch panel 14071 is also called a touch screen.
- the touch panel 14071 may include two parts, a touch detection device and a touch controller.
- Other input devices 14072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described herein again.
- the radio frequency unit 1401 receives the downlink data from the network side device, and then processes it to the processor 1410; in addition, sends the uplink data to the network side device.
- the radio frequency unit 1401 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- Memory 1409 may be used to store software programs or instructions as well as various data.
- the memory 1409 may mainly include a storage program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
- the memory 1409 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM) ), erasable programmable read-only memory (ErasablePROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- ROM Read-Only Memory
- PROM programmable read-only memory
- ErasablePROM ErasablePROM
- EPROM electrically erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
- the processor 1410 may include one or more processing units; optionally, the processor 1410 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, and application programs or instructions, etc. Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 1410.
- the radio frequency unit 1501 is configured to report the target information of the terminal to the LMF entity or the location server, wherein the target information includes at least one of the following: a power headroom report of the terminal, a first power of the terminal control information; and/or
- the processor 1410 is configured to receive the second power control information and/or the third power control information, and adjust the transmit power of the fourth target SRS based on the second power control information and/or the third power control information, wherein,
- the second power control information comes from the LMF entity or the location server, and the third power control information comes from the network side device;
- the first power control information includes: the first power control parameter of the terminal and/or the first power dynamic adjustment parameter of the terminal;
- the second power control information includes: the second power of the terminal control parameters and/or second power dynamic adjustment parameters of the terminal;
- the third power control information includes: third power control parameters of the terminal and/or third power dynamic adjustment parameters of the terminal.
- the network device 1500 includes: an antenna 1501 , a radio frequency device 1502 , and a baseband device 1503 .
- the antenna 1501 is connected to the radio frequency device 1502 .
- the radio frequency device 1502 receives information through the antenna 1501, and sends the received information to the baseband device 1503 for processing.
- the baseband device 1503 processes the information to be sent and sends it to the radio frequency device 1502
- the radio frequency device 1502 processes the received information and sends it out through the antenna 1501 .
- the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 1503 , and the method performed by the network side device in the above embodiments may be implemented in the baseband apparatus 1503 .
- the baseband apparatus 1503 includes a processor 1504 and a memory 1505 .
- the baseband device 1503 may include, for example, at least one baseband board on which multiple chips are arranged, as shown in FIG. 15 , one of the chips is, for example, the processor 1504 , which is connected to the memory 1505 to call the program in the memory 1505 to execute The network devices shown in the above method embodiments operate.
- the baseband device 1503 may further include a network interface 1506 for exchanging information with the radio frequency device 1502, and the interface is, for example, a common public radio interface (CPRI for short).
- CPRI common public radio interface
- the network-side device in the embodiment of the present invention further includes: an instruction or program stored in the memory 1505 and executable on the processor 1504, and the processor 1504 invokes the instruction or program in the memory 1505 to execute the instruction or program shown in FIG. 10 or FIG. 12 . In order to avoid repetition, it is not repeated here.
- An embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the power control method embodiments in the foregoing FIG. 2 to FIG. 9 are implemented. and can achieve the same technical effect, in order to avoid repetition, it will not be repeated here.
- the processor is the processor in the terminal described in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction, and implement the above-mentioned FIG. 2 to
- the chip includes a processor and a communication interface
- the communication interface is coupled to the processor
- the processor is used to run a network-side device program or instruction, and implement the above-mentioned FIG. 2 to
- FIG. 9 Each process implemented by the embodiment of the power control method in FIG. 9 can achieve the same technical effect. To avoid repetition, details are not repeated here.
- An embodiment of the present application further provides a computer program product, the computer program product includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being
- the computer program product includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
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Abstract
本申请公开了一种功率控制方法、终端及网络侧设备,属于无线通信技术领域。其中,一种功率控制方法,包括:目标实体接收目标信息;所述目标实体基于所述目标信息确定并发送所述终端的第二功率控制信息;或者,所述目标实体转发所述目标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制。
Description
交叉引用
本发明要求在2020年09月23日提交中国专利局、申请号为202011013065.1、发明名称为“功率控制方法、终端及网络侧设备”的中国专利申请的优先权,该申请的全部内容通过引用结合在本发明中。
本申请属于无线通信技术领域,具体涉及一种功率控制方法、终端及网络侧设备。
在相关技术中,终端或者用户设备(User Equipment,UE)的上行功率控制包括开环功率控制部分、闭环功率控制部分以及其它调节量。目前,用于定位的探测参考信号(Sounding Reference Signal,SRS)只支持开环功率控制,SRS的功率控制仅考虑配置参数和半静态的路损估计,而未考虑其它因素,因此,SRS的功率控制不准确。
发明内容
本申请实施例提供一种功率控制方法、终端及网络侧设备,能够解决SRS的功率控制不准确的问题。
第一方面,提供了一种功率控制方法,包括:目标实体接收目标信息,其中,所述目标实体包括本地管理功能LMF实体或位置服务器,所述目标信 息包括以下至少之一:终端的功率余量报告、所述终端的第一功率控制信息以及第一目标SRS的接收功率信息;所述目标实体基于所述目标信息确定并发送所述终端的第二功率控制信息;或者,所述目标实体转发所述目标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数。
第二方面,提供了一种功率控制方法,包括:网络侧设备向LMF实体或位置服务器上报终端的目标信息;其中,所述目标信息包括以下至少之一:所述终端的功率余量报告;所述终端的第一功率控制信息,所述第一功率控制信息包括:第一功率控制参数和/或所述终端的第一功率动态调整参数;以及第一目标SRS的接收功率信息。
第三方面,提供了一种功率控制方法,包括:终端向LMF实体或位置服务器上报所述终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息;和/或,所述终端接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所述第三功率控制信息来自网络侧设备;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
第四方面,提供了一种功率控制装置,应用于LMF实体或位置服务器,所述装置包括:第一接收模块,用于接收目标信息,其中,所述目标信息包 括以下至少之一:终端的功率余量报告、所述终端的第一功率控制信息以及第一目标SRS的接收功率信息;第一发送模块,用于基于所述目标信息确定并发送所述终端的第二功率控制信息;或者,转发所述目标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数。
第五方面,提供了一种功率控制装置,应用于网络侧设备,所述装置包括:确定模块,用于确定终端的目标信息;第二发送模块,用于向LMF实体或位置服务器上报终端的目标信息;其中,所述目标信息包括以下至少之一:所述终端的功率余量报告;所述终端的第一功率控制信息,所述第一功率控制信息包括:第一功率控制参数和/或所述终端的第一功率动态调整参数;以及第一目标SRS的接收功率信息。
第六方面,提供了一种功率控制装置,应用于终端,所述装置包括:第三发送模块,用于向LMF实体或位置服务器上报所述终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息;和/或,第二接收模块,用于接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所述第三功率控制信息来自网络侧设备;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
第七方面,提供了一种网络侧设备,该网络侧设备包括处理器、存储器 及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如第一方面或第二方面所述的方法的步骤。
第八方面,提供了一种终端,该终端包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如第三方面所述的方法的步骤。
第九方面,提供了一种网络侧设备,该网络侧设备包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如第三方面所述的方法的步骤。
第十方面,提供了一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如第一方面所述的方法的步骤,或者实现如第三方面所述的方法的步骤,或者实现如第三方面所述的方法的步骤。
第十一方面,提供了一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行网络侧设备程序或指令,实现如第一方面或第二方面所述的方法,或所述处理器用于运行终端程序或指令,实现如第一面所述的方法。
第十二方面,提供了一种计算机程序产品,该计算机程序产品包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如第一方面所述的方法的步骤,或者实现如第三方面所述的方法的步骤,或者实现如第三方面所述的方法的步骤。
在本申请实施例中,终端或网络侧设备向LMF实体或位置服务器上报终端的目标信息,所述目标信息包括以下至少之一:功率余量报告、第一功率控制信息、以及第一目标SRS的接收功率信息,LMF实体或位置服务器基于接收到的目标信息对终端的第二目标SRS进行功率控制,或者,将接收到的目标信息转发给终端的服务小区,由服务小区基于所述目标信息对所述终端 第三目标SRS进行功率控制,从而提高SRS的功率控制的准确性。
图1示出本申请实施例可应用的一种无线通信系统的框图;
图2示出本申请实施例的功率控制方法的一种流程示意图;
图3示出本申请实施例的功率控制方法的另一种流程示意图;
图4示出本申请实施例的功率控制方法的又一种流程示意图;
图5示出本申请实施例的功率控制方法的又一种流程示意图;
图6示出本申请实施例的功率控制方法的又一种流程示意图;
图7示出本申请实施例的功率控制方法的又一种流程示意图;
图8示出本申请实施例的功率控制方法的又一种流程示意图;
图9示出本申请实施例的功率控制方法的又一种流程示意图;
图10示出本申请实施例的功率控制装置的一种结构示意图;
图11示出本申请实施例的功率控制装置的另一种结构示意图;
图12示出本申请实施例的功率控制装置的又一种结构示意图;
图13示出本申请实施例提供的一种通信设备的结构示意图;
图14示出本申请实施例提供的一种终端的硬件结构示意图;
图15示出本申请实施例提供的一种网络侧设备的硬件结构示意图。
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚地描述,显然,所描述的实施例是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员所获得的所有其他实施例,都属于本申请保护的范围。
本申请的说明书和权利要求书中的术语“第一”、“第二”等是用于区别 类似的对象,而不用于描述特定的顺序或先后次序。应该理解这样使用的数据在适当情况下可以互换,以便本申请的实施例能够以除了在这里图示或描述的那些以外的顺序实施,且“第一”、“第二”所区别的对象通常为一类,并不限定对象的个数,例如第一对象可以是一个,也可以是多个。此外,说明书以及权利要求中“和/或”表示所连接对象的至少其中之一,字符“/”一般表示前后关联对象是一种“或”的关系。
值得指出的是,本申请实施例所描述的技术不限于长期演进型(Long Term Evolution,LTE)/LTE的演进(LTE-Advanced,LTE-A)系统,还可用于其他无线通信系统,诸如码分多址(Code Division Multiple Access,CDMA)、时分多址(Time Division Multiple Access,TDMA)、频分多址(Frequency Division Multiple Access,FDMA)、正交频分多址(Orthogonal Frequency Division Multiple Access,OFDMA)、单载波频分多址(Single-carrier Frequency-Division Multiple Access,SC-FDMA)和其他系统。本申请实施例中的术语“系统”和“网络”常被可互换地使用,所描述的技术既可用于以上提及的系统和无线电技术,也可用于其他系统和无线电技术。以下描述出于示例目的描述了新空口(NewRadio,NR)系统,并且在以下大部分描述中使用NR术语,但是这些技术也可应用于NR系统应用以外的应用,如第6代(6
thGeneration,6G)通信系统。
图1示出本申请实施例可应用的一种无线通信系统的框图。无线通信系统包括终端11和网络侧设备12。其中,终端11也可以称作终端设备或者用户终端(User Equipment,UE),终端11可以是手机、平板电脑(Tablet Personal Computer)、膝上型电脑(Laptop Computer)或称为笔记本电脑、个人数字助理(Personal Digital Assistant,PDA)、掌上电脑、上网本、超级移动个人计算机(ultra-mobile personal computer,UMPC)、移动上网装置(Mobile Internet Device,MID)、可穿戴式设备(Wearable Device)或车载设备(VUE)、行人终端(PUE)等终端侧设备,可穿戴式设备包括:手环、耳机、眼镜等。 需要说明的是,在本申请实施例并不限定终端11的具体类型。网络侧设备12可以是基站或核心网,其中,基站可被称为节点B、演进节点B、接入点、基收发机站(Base Transceiver Station,BTS)、无线电基站、无线电收发机、基本服务集(Basic Service Set,BSS)、扩展服务集(Extended Service Set,ESS)、B节点、演进型B节点(eNB)、家用B节点、家用演进型B节点、WLAN接入点、WiFi节点、发送接收点(TransmittingReceivingPoint,TRP)或所述领域中其他某个合适的术语,只要达到相同的技术效果,所述基站不限于特定技术词汇,需要说明的是,在本申请实施例中仅以NR系统中的基站为例,但是并不限定基站的具体类型。
在本申请实施例中,网络侧设备和/或终端向本地管理功能(Location Management Function,LMF)实体或位置服务器上报目标信息,LMF实体或位置服务器基于接收到的目标信息对目标SRS进行功率控制,或者,LMF实体转发接收到的目标信息给终端的服务小区和/或服务基站,由服务小区和/或服务基站基于该目标信息对终端的目标SRS进行功率控制。
在本申请实施例中,网络侧设备包括:终端的服务小区和/或服务基站,和/或,终端的邻小区和/或邻小区基站。其中,服务基站为终端接入或驻留的基站,而终端的邻小区可以是参与终端定位的邻小区,例如,接收终端发送的用于定位的SRS的邻小区。
在本申请实施例中,SRS可以为定位SRS,也可以为其它的用于定位的SRS,具体本申请实施例中不作限定。
下面结合附图,通过具体的实施例及其应用场景对本申请实施例提供的功率控制方法进行详细地说明。
图2示出本申请实施例中的功率控制方法的一种流程示意图,该方法200可以由网络侧设备执行。换言之,所述方法可以由安装在网络侧设备上的软件或硬件来执行。如图2所示,该方法可以包括以下步骤。
S210,网络侧设备向LMF实体或位置服务器上报终端的目标信息。
其中,所述目标信息包括以下至少之一:所述终端的功率余量报告(Power Headroom Report,PHR);所述终端的第一功率控制信息;以及第一目标SRS的接收功率信息,其中,所述第一目标SRS为所述终端发送的用于定位的SRS,所述第一功率控制信息可以包括第一功率控制参数和/或第一功率动态调整参数。
在一个可能的实现方式中,在S210之前,网络侧设备可以接收终端发送的所述第一目标SRS,例如,定位SRS和/或用于定位的其它SRS,根据该第一目标SRS,可以确定终端的上述目标信息。
例如,终端的服务小区和/或服务基站在接收到终端的第一目标SRS之后,可以获取到接收第一目标SRS的接收功率信息,和/或所述第一目标SRS的第一功率控制信息,所述第一目标SRS的第一功率控制信息可以根据该终端的功率余量报告和/或接收第一目标SRS的接收功率信息等确定的,也可以是所述配置给第一目标SRS的第一功率控制信息。终端的邻小区和/或邻小区基站在接收到终端的第一目标SRS之后,可以获取到接收第一目标SRS的接收功率信息。
在一个可能的实现方式中,所述终端的功率余量报告携带的信息可以包括以下(1)至(9)中至少之一。
(1)所述终端的识别信息;通过该识别信息,可以使得LMF实体或位置服务器获知上报的功率余量报告所属的终端。
(2)所述第一目标SRS的识别信息;通过该识别信息,可以使得LMF实体或位置服务器获知上报的功率余量报告所针对或所参考的SRS。
(3)所述第一目标SRS的方向信息;例如,第一目标SRS的空间关系信息、路损参考信息或发射波束信息。
(4)所述第一目标SRS的分组信息;通过该分组信息,可以使得LMF实体或位置服务器获知第一目标SRS所属的分组,如激活状态分组ID、SRS集(set)ID或SRS资源(resource)分组ID。
(5)所述终端的功率余量(Power Headroom,PH)值。
(6)所述终端的最大发送功率(P
CMAX,f,c)。
(7)第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量值是基于参考信号或信令确定的。
(8)第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退。
(9)所述终端的功率回退参数。
在具体应用中,网络侧设备向LMF或位置服务器上报的终端的功率余量报告中可以包括上述信息中的一项或多项的组合。例如,功率余量报告中可以包括终端分别在一个或多个服务小区下的功率余量以及在一个或多个服务小区下的最大发送功率。当然,还可以包括其它的组合,具体本申请实施例中不作限定。
其中,功率余量和最大发送功率可以是主小区下终端的功率余量和最大发送功率,或者,也可以将功率余量和最大发送功率结合小区信息(例如,小区ID,可以为服务小区ID,主小区ID或辅小区ID)上报给LMF实体或位置服务器。如,在一个实施例中,一个服务小区携带服务小区和/或小区识别信息和所述终端的功率余量报告信息一起上报至LMF或位置服务器。其中,所述终端的功率余量报告信息可选的为该服务小区下的功率余量报告,或者该UE考虑一个或多个的服务小区后的功率余量报告;在另一个实施例,UE分别上报一个或多个服务小区下的功率余量报告和小区识别信息;需要注意的是,服务小区下的功率余量报告可以理解为在该服务小区下支持的最大功率、剩余的功率值、采用参考还是实际信号或信令进行功率余量计算等;所述考虑一个或多个的服务小区后的功率余量报告可以理解为以下至少之一,只考虑主小区或其中一个服务小区上报的功率余量,或者一起考虑多个激活的服务小区和总的UE最大发射功率下的功率余量。
在一个可能的实现方式中,所述终端的第一功率控制参数包括以下至少之一:
(1)所述终端的识别信息;
(2)所述第一目标SRS的识别信息,其中,第一目标SRS的识别信息可以指示第一功率控制参数所对应的SRS;
(3)所述第一目标SRS的方向信息;例如,空间关系信息、路损参考信息、或发射波束信息。
(4)第一预期接收目标SRS的功率值P
O_SRS,b,f,c(q
s);
(5)第一所述目标SRS的资源信息M
SRS,b,f,c(i);
(6)第一功率调整因子α
SRS,b,f,c(q
s);
(7)第一路损值PL
b,f,c(q
d),其中,该第一路损值可以是根据路损参考信息得到的。即UE测量为第一目标SRS配置的路损参考信号和/或获取Mib使用的SSB得到的路损值。
(8)第一路损参考信息;
(9)第一功率控制状态调整值。
在一个可能的实现方式中,所述功率余量报告为所述终端在一个或多个服务小区的功率余量报告;和/或所述第一功率控制信息为所述终端在一个或多个服务小区的第一功率控制参数和/或第一功率动态调整参数。
在一个可能的实现方式中,第一目标SRS的接收功率信息可以为网络侧设备接收终端发送的第一目标SRS的接收功率信息。该接收功率信息可以包括以下(1)至(6)中至少之一。
(1)所述终端的识别信息。
(2)所述第一目标SRS的识别信息,所述第一目标SRS的识别信息用于指示该接收功率信息对应的SRS。
(3)所述第一目标SRS的方向信息。例如,第一目标SRS的空间关系信息、路损参考信息、发射波束信息等。
(4)所述第一目标SRS的接收功率。例如,所述第一目标SRS的参考信号接收功率(Reference Signal Received Power,RSRP)、参考信号接收质量(Reference Signal Received Quality,RSRQ)、以及参考信号接收强度指示(Reference Signal Received Strength Indication,RSSI)中的一个或多个。
(5)所述第一目标SRS的质量参数。例如,第一目标SRS的信噪比(Signal-to-Noise Ratio,SNR)和/或第一目标SRS的信号与干扰加噪声比(Signal-to-noise and Interference Ratio,SINR)。
(6)指示所述第一目标SRS未成功接收的指示信息。即该指示信息指示网络侧设备未能成功接收到终端发送的所述第一目标SRS。
在一个可能的实现方式中,第一功率动态调整参数可以包括以下至少之一:
(1)所述终端的识别信息;
(2)所述第一目标SRS的识别信息,该识别信息可以指示第一功率动态调整参数所对应的SRS;
(3)所述第一目标SRS的方向信息(如空间关系信息,路损参考信息,发射波束信息);
通过上述(1)-(3)可以识别第一功率动态调整参数对应的第一目标SRS。
(4)第一功率控制调节状态值;
(5)激活功率动态调整信令的指示信息;
(6)去激活功率动态调整信令的指示信息。
在一个可能的实现方式中,网络侧设备可以包括:所述终端的服务小区和/或服务基站和/或所述终端的邻小区和/或邻区基站。在该可能的实现方式中,终端可以向服务小区和/或邻小区发送所述第一目标SRS,服务小区和/或服务基站和/或邻小区和/或邻区基站接收到所述第一目标SRS之后,基于接收所述第一目标SRS的情况,向LMF实体或位置服务器上报终端的目标 信息。例如,服务小区和/或服务基站在接收到所述第一目标SRS以及终端上报的PHR之后,可以上报终端的功率余量报告、第一目标SRS的第一功率控制信息、以及该服务小区或服务基站的第一目标SRS的接收功率信息,而邻小区或邻小区和/或邻区基站可以根据第一目标SRS的接收向LMF实体或位置服务器上报第一目标SRS的接收功率信息。其中,第一功率控制信息中的第一功率控制参数和/或第一功率动态调整参数可以为第一目标SRS的功率控制参数和/或功率动态调整参数、或也可以为希望第一目标SRS变更为的功率控制参数和/或功率动态调整参数。
在一个可能的实现方式中,所述目标信息还可以包括所述终端的服务小区的小区信息和/或所述终端的邻小区的小区信息,其中,小区信息可以为小区识别信息,从而使得LMF实体或位置服务器可以获知目标信息中包含的其它信息所位于的小区。所述其它信息包括但不限于:所述终端的功率余量报告;所述终端的第一功率控制参数;所述终端的第二功率动态调整参数。
在一个可能的实现方式中,LMF实体或位置服务器可以在接收到所述目标信息之后,向网络侧设备返回终端的功率控制信息,即LMF实体或位置服务器参与SRS的功率控制。因此,在S210之后,该方法还可以包括:所述网络侧设备接收所述终端的第二功率控制信息,其中,所述第二功率控制信息包括:第二功率控制参数和/或第二功率动态调整参数。
可选的,在网络侧配置所述终端的功率控制信息之前,网络侧设备也可以接收所述终端的第二功率控制信息,用于确定配置给终端的功率配置信息,换言之,所述网络侧设备接收所述终端的第二功率控制信息和所述S210可能不存在必然的先后关系或连接关系限定。
其中,LMF或位置服务器发送的第二功率控制参数可以包括以下至少之一:所述UE的识别信息、第二目标SRS的识别信息、所述第二目标SRS的方向信息(如空间关系信息,路损参考信息,发射波束信息),预期接收第二目标SRS的功率值P
O_SRS,b,f,c(q
s);所述第二目标SRS的资源信息M
SRS,b,f,c(i);第 二功率调整因子α
SRS,b,f,c(q
s);第二路损值PL
b,f,c(q
d);第二路损参考信息;第二功率控制状态调整值。其中,所述第二目标SRS的识别信息指示所述第二功率控制参数控制的SRS,第二目标SRS与第一目标SRS可以相同,也可以不同,例如,第二目标SRS可以为第一目标SRS的子集,具体本申请实施例并不作限定。
而LMF或位置服务器发送的第二功率动态调整参数可以包括以下至少之一:所述目标UE的识别信息、第二目标SRS的识别信息、第二目标SRS的方向信息(如空间关系信息,路损参考信息,发射波束信息),第二功率控制调节状态值、激活动态调整信令以及去激活动态调整信令。
在另一个可能的实现方式中,LMF实体或位置服务器可以在接收到终端的邻小区和/或邻区基站发送的所述第一目标SRS的接收功率信息之后,向终端的服务小区和/或服务基站返回第一目标SRS的接收功率信息,从而使得服务小区和/或服务基站可以获得邻小区的所述第一目标SRS的接收功率信息,并根据该接收功率信息控制终端向邻小区发送所述第一目标SRS的功率。因此,在S210之后,该方法还可以包括:所述网络侧设备接收所述第一目标SRS的接收功率信息。
在一个可能的实现方式中,在接收到终端的第二功率控制信息和/或所述第一目标SRS的接收功率信息之后,网络侧设备可以将第二功率控制信息作为终端的参考功率控制信息,对终端的第三目标SRS进行功率控制。因此,在一个可能的实现方式中,所述网络侧设备根据以下至少之一确定所述终端的第三功率控制信息:所述第二功率控制信息、所述第一功率控制信息、所述终端的相关信息、以及所述第一目标SRS的接收功率信息。其中,所述终端的相关信息可以包括以下至少之一:所述终端的能力信息、最大功率信息、所述终端在发送所述第一目标SRS的时频资源上的调度情况(例如,该时频资源上是否同时调度所述终端的其它上行信号或数据,和/或,该时频资源上是否同时调度所述终端以外的其它终端的上行信号或数据)等。
或者,网络侧设备可以根据LMF实体或位置服务器发送的第二功率控制信息,确定终端的第三功率控制信息,并且还可以确定第三功率控制信息或第二功率控制信息相对于之前的第一功率控制信息是否有改变,如果有,则可以将确定的第三功率控制信息发送给终端,或也可以确定所述终端是否能支持LMF实体或位置服务器发送的第二功率控制信息,如果可以支持,则可以将LMF实体或位置服务器发送的第二功率控制信息转发至UE,如果不可以支持,则上报无法支持的指示信息或当前网络侧设备确定的第三功率控制信息给LMF实体或位置服务器。
此外,网络侧设备可以根据第二功率控制信息是否可以被所述终端支持,如是否超出最大能力,或是否满足配置需求,从而确定第三功率控制信息。例如第二功率控制信息包括第二功率控制参数,第三功率控制参数未满足第二功率控制参数的目标,通过第三功率动态调整参数实现功率调整。
在另一个可能的实现方式中,如果接收到的第二功率控制信息中不包括第二功率动态调整参数,则网络侧设备可以根据LMF配置的第二功率控制信息和/或所述第一目标SRS的接收功率信息,确定终端的第三功率动态调整参数。例如,通过第三功率动态调整参数使得终端经过动态调整后,所述第一目标SRS的接收功率满足一定的阈值,或者等效或近似于LMF配置的第二功率控制信息的结果。
在上述可能的实现方式中,第三功率控制信息包括终端的第三功率控制参数和/或第三功率动态调整参数。
其中,第三功率控制参数可以包括以下至少之一:所述UE的识别信息、第三目标SRS的识别信息、所述第三目标SRS的方向信息(如空间关系信息,路损参考信息,发射波束信息),预期接收第三目标SRS的功率值P
O_SRS,b,f,c(q
s);所述第三目标SRS的资源信息M
SRS,b,f,c(i);第三功率调整因子α
SRS,b,f,c(q
s);第三路损值PL
b,f,c(q
d);第三路损参考信息;第三功率控制状态调整值。其中,所述第三目标SRS的识别信息指示所述第三功率控制参数调整的SRS,第三目 标SRS与第二目标SRS可以相同,也可以不同,具体本申请实施例并不作限定。
第三功率动态调整参数可以包括以下至少之一:所述目标UE的识别信息、第三目标SRS的识别信息、第三目标SRS的方向信息(如空间关系信息,路损参考信息,发射波束信息),第三功率控制调节状态值、激活动态调整信令以及去激活动态调整信令。
或者,在在一个可能的实现方式中,网络侧设备还可以根据所述第一目标SRS的接收功率信息,调整发往该邻小区的第一目标SRS的功率信息。如,若该邻小区接收指向该小区的第一目标SRS的接收功率小于阈值,则调整发往该小区的第一目标SRS的功率信息(如,调整路损参考或空间关系信息,P0等),或者将该小区移除路损参考或空间关系指向列表,优先指向其它小区。
或者,在一个可能的实现方式中,网络侧设备也可以将接收到的终端的第二功率控制信息作为终端的第三功率控制信息,将所述第二功率控制信息中发送至终端。
在上述可能的实现方式中,第一功率控制信息、第二功率控制信息以及第三功率控制信息中的各项参数项的取值可以相同,也可以不同,具体本实施例中不作限定。
例如,第一功率控制参数、第二功率控制参数和第三功率控制参数中的所述终端的识别信息可以相同,第一目标SRS与第二目标SRS和所述第三目标SRS可以相同,即第一功率控制参数、第二功率控制参数和第三功率控制参数中SRS识别信息和SRS方向信息可以相同。
此外,不同情况下,第一功率动态调整参数、第二功率动态调整参数和第三功率动态调整参数中包括的参数项可以不同,如在某些情况下功率动态调整参数中包括激活功率动态调整信令的指示信息,而在某些情况下功率动态调整参数中包括去激活动态调整信令指示信息,具体本实施例中不作限定。
在一个可能的实现方式中,网络侧设备发送所述终端的第三功率控制信息至所述终端可以包括:
若所述第三功率控制信息包括第三功率动态调整参数,则所述网络侧设备向所述终端发送下行控制信息(Downlink Control Information,DCI)命令,其中,所述DCI命令中携带有所述终端的所述第三功率动态调整参数;和/或,
若所述第三功率控制信息包括第三功率动态调整参数,则所述网络侧设备向所述终端发送第一媒体接入控制层(Medium Access Control,MAC)控制单元(Control Element,CE)命令,其中,所述第一MAC CE命令中携带有所述第三功率动态调整参数;和/或,
若所述第三功率控制信息包括第三功率控制参数,则所述网络侧设备向所述终端发送第二MAC CE命令或无线电资源控制(Radio Control Command,RRC)命令,其中,所述第二MAC CE或所述RRC命令中携带有所述第三功率控制参数。
也就是说,在上述可能的实现方式中,网络侧设备可以通过向终端发送DCI命令发送所述第三功率动态调整参数,或者,也可以通过第一MAC CE命令发送所述第三功率动态调整参数。另外,网络侧设备可以通过向终端发送第二MAC CE命令发送所述第三功率控制参数,或者,也可以通过RRC命令发送所述第三功率控制参数。
其中,上述第三功率控制信息可以与第三目标SRS相关,即该功率控制信息可以不是用于控制全部SRS(或全部激活的SRS)的发送功率,而是用于控制第三目标SRS的发送功率。例如,第三功率动态调整参数可以与第三目标SRS相关,指示所述第三功率动态参数用于调整第三目标SRS的发送功率,其中,第三目标SRS可以通过第三功率动态调整参数的第三目标SRS的识别信息来确定。
在上述可能的实现方式中,所述识别信息(包括但不限于第一目标SRS 的识别信息、第二目标SRS的识别信息和第三目标SRS的识别信息)包括以下至少之一:SRS标识、数量、以及SRS分组标识。其中,数量是指采用第一功率控制信息、第二功率控制信息或第三功率控制信息发送的SRS的个数,例如,所述第三目标SRS的数量是指所述第三功率动态调整参数用于调整后续发送第三目标SRS的数量,例如,如果第三目标SRS为周期性的发送,如果所述第三目标SRS的数量为n,则指示所述第三功率动态调整参数用于调整后续n个周期内发送的第三目标SRS的发送功率。又例如,SRS还可以为按照某一排序规则,识别信息中的数量可以为被激活或去激活调整的所述第一目标SRS(或第二目标SRS,或第三目标SRS)的数目。例如,若SRS集合或SRS分组中,激活前n个或以某一起点为开始,激活n个SRS。SRS分组标识可以为组标识或组号,即指示所述第一功率动态调整参数或第二功率动态调整参数或第三功率动态调整参数用于调整与该组标识或组号对应的一组SRS的功率,其中SRS的分组方法包括不限于:根据激活状态分组,根据空间关系、路损参考信息、或信号集(perset)分组等。
或者,所述第三目标SRS的识别信息也可以为长度为N的比特位,所述N为所述第三目标SRS的数量的约数,例如,假设第三目标SRS数量为6,则N可以为1、2、3和6,即N个比特位中的1比特可以指示一个或多个第三目标SRS。在本申请实施例中,第三目标SRS不限于对应的SRS资源(resource)或SRS定位资源(PosResource),或SRS资源集(resourceset)和SRS定位资源集(PosResourceset),当包含SRS资源(resource)和SRS定位资源(PosResource)时,则所述目标SRS的指示信息还可以用于指示所述功率动态调整参数用于SRS resource还是SRS PosResource对应的目标SRS。
在一个可能的实现方式中,网络侧设备可以在接收到请求之后,执行S210的,因此,在该可能的实现方式中,在S210之前,该方法还可以包括:所述网络侧设备接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。其中,该目标信息请求可以是LMF实体或位 置服务器发送的。通过该可能的实现方式,LMF实体或位置服务器可以在接收到的邻小区的测量结果不满足预期或定位结果不满足预期的时候,向网络侧设备发送目标信息请求信息,请求网络侧设备上报所述目标信息。
在一个可能的实现方式中,所述终端还可以上报其能力信息,因此,在该可能的实现方式中,在网络侧设备向本地管理功能LMF实体或位置服务器上报所述终端的目标信息之前,所述方法还包括:所述网络侧设备接收所述终端上报的终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持定位SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。例如,终端可以在接收到目标SRS配置之前或之后,向服务小区和/或服务基站上报终端能力信息,同时,终端也可以向LMF实体或位置服务器上报该终端能力信息。通过该可能的实现方式,网络侧设备可以获知终端是否支持向LMF实体或位置服务器上报功率余量报告、是否支持SRS的闭环功率控制、和/或是否接收LMF实体或位置服务器发送的功率控制信息,从而可以确定终端的SRS的功率控制方式。例如,如果终端支持SRS的闭环功率控制,则网络侧设备可以向终端发送闭环功率控制部分,如功率控制调整值,又例如,向终端发送功率动态调整参数。
通过本申请实施例提供的上述方法,网络侧设备向LMF实体或位置服务器上报终端的目标信息,所述目标信息包括以下至少之一:功率余量报告、功率控制参数、功率动态调整参数、以及第一目标SRS的接收功率信息,从而使得LMF实体或位置服务器可以获知终端的功率相关信息。并且,在本申请实施例中,终端的邻小区也可以向LMF实体或位置服务器上报终端的第一目标SRS的接收功率信息,从而可以支持基于邻区测量的功率控制;另外,上报的目标信息中可以包括第一目标SRS的方向信息,从而可以实现针对不同方向的SRS进行不同的功率控制。因此,采用本申请实施例提供的技术方案,提高了SRS的功率控制的准确性。
在本申请实施例中,服务小区gNB与位置服务器(或LMF实体)之间的信令包含但不限于以下之一:
·长期演进定位协议(LTE Positioning Protocol Annex,LPPa)信令;
·新空口定位附加协议(NRPPa)信令;
例如,位置服务器通过LPPa指示邻近TRP或邻近TRP关联的gNB,邻近TRP或邻近TRP关联的gNB将邻近TRP的PRS配置通过Xn接口发送给gNB;或者,位置服务器通过核心网接口将邻近TRP的PRS配置发送给服务gNB或UE所在的位置服务器,再通过LPPa信令发送至服务gNB。
服务小区和/或服务基站与终端之间的信令包含但不限于以下之一:
·无线资源控制(Radio Resource Control,RRC)命令;
·MAC CE;
·DCI;
·2步随机接入过程中的消息1(Msg1);
·4步承载接入过程中的消息3(Msg3);
·广播信令;
·寻呼(Paging)信令;
·以上信令一种以上的联合。
图3示出本申请实施例中的功率控制方法的另一种流程示意图,该方法300可以由终端执行。换言之,所述方法可以由安装在终端上的软件或硬件来执行。如图3所示,该方法可以包括以下步骤S310和/或S312。
S310,终端向LMF实体或位置服务器上报终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息,其中,所述第一功率控制信息包括终端的第一功率控制参数和所述终端的第二功率动态调整参数。
其中,所述功率余量报告和第一功率控制信息中包含的各个参数项与方法200中相同,具体可以参见方法200中的描述,在此不再赘述。
例如,终端可以在向服务小区上报PHR之后或之前,或在接收服务小区的功率调整之后或之前,向LMF实体或位置服务器上报所述终端的目标信息。
在一个可能的实现方式中,终端可以是在接收到LMF实体或位置服务器发送的请求之后,执行S310的。因此,在该可能的实现方式中,在S310之前,该方法还可以包括:所述终端接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。其中,该目标信息请求可以是LMF实体或位置服务器发送的。通过该可能的实现方式,LMF实体或位置服务器可以在接收到的邻小区的测量结果不满足预期或定位结果不满足预期的时候,向终端发送目标信息请求信息,请求终端上报所述目标信息。
S312,所述终端接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所述第三功率控制信息来自网络侧设备。
其中,所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
在一个可能的实现方式中,LMF实体或位置服务器可以是在接收到终端上报的目标信息之后,基于所述目标信息,向所述终端发送所述第二功率控制信息。
在一个可能的实现方式中,网络侧设备向终端发送所述第三功率控制信息的具体实现方式可以采用方法200网络侧设备发送第三功率控制信息的方式发送,具体参见方法200中的相关描述,在此不再赘述。
在本申请实施例中,第二功率控制信息和第三功率控制信息与方法200中的第二功率控制信息和第三功率控制信息相同,具体可以参见方法200中的相关描述。
在一个可能的实现方式中,终端可以根据接收到的第二功率控制信息调 整第四目标SRS的发送功率。因此,在该可能的实现方式中,终端调整第四目标SRS的发送功率可以包括:所述终端根据所述第二功率控制信息中包括的第二目标SRS的识别信息,确定所述第二功率控制信息调整的所述第四目标SRS,并按照所述第二功率控制信息,调整所述第四目标SRS的发送功率。在该可能的实现中,第四目标SRS为第二目标SRS,终端可以根据第二控制信息中包括的第二目标SRS的识别信息,确定第四目标SRS。例如,如果第二功率控制信息包括第二功率控制参数,则终端可以确定第二功率控制参数中的第二目标SRS的识别信息所指示的SRS为第四目标SRS,并按照第二功率控制参数调整第四目标SRS的发送功率;或者,如果第二功率控制信息包括第二功率动态调整参数,则终端可以确定第二功率动态调整参数中的第二目标SRS的识别信息所指示的SRS为第四目标SRS,并按照第二功率动态调整参数调整第四目标SRS的发送功率。
或者,在另一个可能的实现方式中,终端可以根据接收到的第三功率控制信息调整第四目标SRS的发送功率。因此,在该可能的实现方式中,终端调整第四目标SRS的发送功率可以包括:所述终端根据所述第三功率控制信息中包括的第三目标SRS的识别信息,确定所述第三功率控制信息调整的所述第四目标SRS,并按照所述第三功率控制信息,调整所述第四目标SRS的发送功率。在该可能的实现中,第四目标SRS为第三目标SRS,终端可以根据第三控制信息中包括的第三目标SRS的识别信息,确定第四目标SRS。例如,如果第三功率控制信息包括第三功率控制参数,则终端可以确定第三功率控制参数中的第三目标SRS的识别信息所指示的SRS为第四目标SRS,并按照第三功率控制参数调整第四目标SRS的发送功率;或者,如果第三功率控制信息包括第三功率动态调整参数,则终端可以确定第三功率动态调整参数中的第三目标SRS的识别信息所指示的SRS为第四目标SRS,并按照第三功率动态调整参数调整第四目标SRS的发送功率。
或者,在又一个可能的实现方式中,终端可以根据第二功率控制信息和 第三功率控制信息联合调整第四目标SRS的发送功率。因此,在该可能的实现方式中,所述终端调整第四目标SRS的发送功率,可以包括:所述终端根据所述第二功率控制信息中包括的第二目标SRS的识别信息,以及第三控制信息中包括的第三目标SRS的识别信息确定所述第四目标SRS,并按照所述第二功率控制信息和所述第三功率控制信息,调整所述第四目标SRS的发送功率。
在该可能的实现方式中,第四目标SRS可以为第二目标SRS与第三目标SRS的并集,或者,也可以为第二目标SRS与第三目标SRS的交集,具体本申请实施例中不作限定。
例如,接收到的所述第二功率控制信息包括第二功率控制参数以及接收到第三功率控制信息包括第三功率动态调整参数。则可以按照第二功率控制参数对第四目标SRS进行闭环功率控制,按照第三功率动态调整参数对第四目标SRS进行动态功率调整。
与方法200中相似,在一个可能的实现方式中,所述识别信息包括以下至少之一:SRS标识、数量、以及SRS组标识。其中具体含义可以参见方法200中的描述。
在一个可能的实现方式中,所述第二目标SRS的识别信息为长度为M的比特位,所述M为所述第二目标SRS的数量的约数;和/或,所述第三目标SRS的识别信息为长度为N的比特位,所述N为所述第三目标SRS的数量的约数。其具体描述可以参见方法200中对第三目标SRS的识别信息的相关描述,第二目标SRS的识别信息与第三目标SRS的识别信息相似,在此不再赘述。
可选地,LMF实体或位置服务器可以是通过LTE定位协议(LTE Positioning Protocol,LPP)命令发送所述第二功率动态调整参数。
在一个可能的实现方式中,在终端向LMF实体或位置服务器上报所述终端的目标信息之前,所述方法还包括:所述终端向所述LMF实体或位置服务 器或服务小区和/或服务基站上报终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。例如,终端在接收SRS配置之前或之后,向所述LMF实体或位置服务器或服务小区和/或服务基站上报终端能力信息。从而使得所述LMF实体或位置服务器或服务小区和/或服务基站可以获知所述终端能力信息。
在本申请实施例中,位置服务器(或LMF实体)与UE之间的信令包含但不限于以下之一:
·LPP;
·NRPP;
·NRPPa与(gNB与UE之间信令)的组合;
·LPPa与(gNB与UE之间信令)的组合。
图4示出本申请实施例中的功率控制方法的一种流程示意图,该方法400可以由目标实体执行。换言之,所述方法可以由安装在目标实体上的软件或硬件来执行。其中,目标实体可以包括LMF实体或位置服务器。如图4所示,该方法可以包括以下步骤。
S410,目标实体接收目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的功率控制参数、所述终端的和第一功率控制信息以及第一目标SRS的接收功率信息。
其中,所述第一目标SRS可以为所述终端发送的用于定位的SRS。第一功率控制信息包括第一功率控制参数和/或第一功率动态调整参数。
在本申请实施例中,目标实体接收的所述目标信息可以是网络侧设备按照图2中的S210上报的目标信息,和/或,也可以是终端按照图3中的S310上报的目标信息,具体上报方式可以参见上述方法200和300中的描述,在此不再赘述。
例如,在一个可能的实现方式中,目标实体接收终端的目标信息,包括以下(1)至(3)中的至少之一。
(1)所述目标实体接收所述终端发送的所述目标信息,其中,所述终端发送的目标信息可以包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息。
(2)所述目标实体接收所述终端的服务小区和/或服务基站发送的目标信息,服务小区和/或服务基站发送的目标信息可以以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息以及所述第一目标SRS的接收功率信息。
(3)所述目标实体接收所述终端的邻小区和/或邻区基站发送的目标信息。邻小区和/或邻区基站发送的目标信息可以包括所述第一目标SRS的接收功率信息。
S412,所述目标实体基于所述目标信息确定并发送所述终端的第二功率控制信息。
其中,所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数。
其中,所述第二功率控制信息与方法200和方法300中的第二功率控制信息相同,具体可以参见方法200和方法300中的相关描述,在此不再赘述。
在一个可能的实现方式,目标实体可以将所述第二功率控制信息发送给终端,终端可以按照第二功率控制信息对第二目标SRS进行功率控制,具体可以参见方法300中的相关描述;和/或,目标实体也可以将所述第二功率控制信息发送给所述终端的服务小区和/或服务基站,由所述服务小区和/或服务基站对所述终端进行功率控制,例如,服务小区和/或服务基站采用方法200中发送第三控制信息的方式对终端进行控制,具体可以参见方法200中的相关描述。终端接收第三控制信息后,可以按照方法300中的描述进行功率调整,具体参见方法300中的描述,在此不再赘述。
通过本申请实施例提供的技术方案,LMF实体或位置服务器可以获得终端的目标信息,从而可以参与目标SRS的功率控制,提高目标SRS的功率控制的准确性。
图5示出本申请实施例的功率控制方法的又一种流程示意图,该方法500可以由目标实体执行。换言之,所述方法可以由安装在目标实体上的软件或硬件来执行。其中,目标实体可以包括LMF实体或位置服务器。如图5所示,该方法可以包括以下步骤。
S510,目标实体接收目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的功率控制参数、所述终端的和第一功率控制信息以及第一目标SRS的接收功率信息。
具体与方法400中的S410相同。
S512,所述目标实体转发所述目标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制。
在一个可能的实现方式中,目标实体转发的所述目标信息可以是目标实体接收到的来自终端的邻小区和/或邻区基站发送的第一目标SRS的接收功率信息。网络侧设备可以根据所述第一目标SRS的接收功率信息,调整发往该邻小区的第一目标SRS的功率信息,如,若该邻小区接收指向该小区的第一目标SRS的接收功率小于阈值,则调整发往该小区的第一目标SRS的功率信息(如,调整路损参考或空间关系信息,P0等),或者将该小区移除路损参考或空间关系指向列表,优先指向其它小区。
在另一个可能的实现方式中,所述目标实体还可以将基于所述目标信息确定的第二功率控制信息发送给网络侧设备,网络侧设备可以根据所述第二功率控制信息和所述第一目标SRS的接收功率信息,确定终端的第三功率动态调整参数,例如,通过第三功率动态调整参数使得终端经过动态调整后,所述第一目标SRS的接收功率满足一定的阈值,或者等效或近似于LMF配 置的第二功率控制信息的结果。
终端或网络侧设备向LMF实体或位置服务器上报终端的目标信息,所述目标信息包括以下至少之一:功率余量报告、第一功率控制信息、以及第一目标SRS的接收功率信息,LMF实体或位置服务器将接收到的目标信息转发给终端的服务小区,由服务小区基于所述目标信息对所述终端第三目标SRS进行功率控制,从而提高SRS的功率控制的准确性。
图6示出本申请实施例的功率控制方法的又一种流程示意图,该方法600可以由UE的邻区(即邻小区和/或邻区基站)、服务小区(即服务小区和/或服务基站)、UE、以及LMF实体或位置服务器执行。如图6所示,该方法可以包括以下步骤。
S601,服务小区与UE进行功率配置,在该步骤中,服务小区可以配置UE发送上行定位的目标SRS的功率配置。
S602,UE向服务小区发送目标SRS。
S603,UE向邻区发送目标SRS。
在步骤S602和S603中,UE可以按照S601中的功率配置,向服务小区和邻区发送目标SRS。
在具体应用中,S602和S603没有具体的先后顺序。
S604,UE向服务小区上报PHR。
其中,UE上报PHR可以使用单实体(single entry)PHR MAC CE,也可以使用多实体(multiple entry)PHR MAC CE,其中,单实体PHR MAC CE中可以包括小区的功率余量、小区的最大发送功率,而多实体PHR MAC CE中可以包括如下上报内容:
(1)是否存在对应ServCellIndex的PH field
(2)PH值是基于实际发送还是参考格式(reference format)
(3)对应ServCellIndex的小区功率余量(PH)
(4)对应ServCellIndex的小区最大发送功率(P
CMAX,f,c)
(5)是否MAC entity根据功率管理而应用了功率回退(power backoff)。
S605,邻区进行目标SRS接收,获取到目标SRS的接收功率信息,例如,RSRP。
S606,可选的,服务小区根据接收到的目标SRS和PHR,进行功率调整。
在具体应用中,S605和S606没有具体的先后顺序。
S607,服务小区向LMF实体或位置服务器上报UE的目标信息。
其中,上报目标信息包括以下1至3中之一。
1、终端的PHR(功率余量报告)。
其中,所述PHR可以携带以下至少之一:所述UE的识别信息,所述目标SRS的识别信息,所述目标SRS的方向信息(如空间关系信息,路损参考信息),所述目标SRS的分组信息,小区功率余量(PH)、小区最大发送功率(PCMAX,f,c)、PH值是基于实际发送信号或信令的还是基于参考信号或信令的、是否支持功率回退、以及UE的功率回退参数。
2、终端的第一功率控制参数。
其中,所述第一功率控制参数至少包括以下之一:所述UE的识别信息,所述第一目标SRS的识别信息,所述第一目标SRS的方向信息(如空间关系信息,路损参考信息),第一P
O_SRS,b,f,c(q
s)、第一M
SRS,b,f,c(i)、第一α
SRS,b,f,c(q
s)、以及第一PL
b,f,c(q
d)。
3、终端的第一动态功率调整参数。
其中,所述第一动态功率调整参数至少包括以下之一:所述UE的识别信息,所述第一目标SRS的识别信息,所述第一目标SRS的方向信息(如空间关系信息,路损参考信息),第一功率控制调节状态值,以及激活/去激活动态调整信令。
S608,邻区向LMF实体或位置服务器上报UE的目标信息。
其中,邻区上报的目标信息可以包括:所述第一目标SRS的接收功率信息。
其中,所述接收功率信息至少包括以下之一:所述UE的识别信息,所述第一目标SRS的识别信息,所述第一目标SRS的方向信息(如空间关系信息,路损参考信息,发射波束信息),所述第一目标SRS的接收功率(RSRP、RSRQ或RSRI),所述第一目标SRS的SNR或SINR,所述第一目标SRS未成功接收的指示信息。
其中,该步骤为可选步骤。
在具体应用中,S607和S608没有具体的先后顺序。
S609,LMF实体或位置服务器根据接收到的目标信息进行调整功率控制信息。
S610,LMF实体或位置服务器向服务小区发送第二功率控制信息,通知服务小区调整相应的功率参数。
其中,LMF实体或位置服务器向服务小区发送的第二功率控制信息可以包括以下1和2中的至少之一。
1、所述UE的第二功率控制参数。
其中,所述第二功率控制参数至少包括以下之一:所述UE的识别信息,第二目标SRS的识别信息,所述第二目标SRS的方向信息(如空间关系信息,路损参考信息),第二P
O_SRS,b,f,c(q
s)、第二M
SRS,b,f,c(i)、第二α
SRS,b,f,c(q
s)、以及第二PL
b,f,c(q
d)。
2、所述UE的第二功率动态调整参数。
其中,所述第二功率动态调整参数至少包括以下之一:所述UE的识别信息,所述第二目标SRS的识别信息,所述第二目标SRS的方向信息(如空间关系信息,路损参考信息),第二功率控制调节状态值,激活/去激活动态调整信令。
S611、服务小区(gNB)根据以下至少之一确定所述UE第三功率控制信息:LMF实体或位置服务器发送的所述第二功率控制信息、第一功率控制信息、所述终端的相关信息、以及所述第一目标SRS的接收功率信息。
其中,所述UE的所述第三功率控制信息可以包括以下1和2中至少之一。
1、第三功率控制参数。
其中,所述第三功率控制参数至少包括以下之一:所述UE的识别信息,第三目标SRS的识别信息,所述第三目标SRS的方向信息(如空间关系信息,路损参考信息),第三P
O_SRS,b,f,c(q
s),第三M
SRS,b,f,c(i),第三α
SRS,b,f,c(q
s),第三PL
b,f,c(q
d)。
2、第三功率动态调整参数。
其中,第三动态功率调整参数可以通过DCI命令或MAC CE发送,其中,DCI命令或MAC CE中携带所述第三功率动态调整参数。
S612,服务小区发送第三功率控制信息给所述终端,调整UE的功率参数,通知UE调整相应的功率参数。
所述第三功率控制信与特定的第三目标SRS相关,即不是用于调整全部发送SRS(或全部激活的SRS),而是调整指定的SRS(即第三目标SRS)。
可选的指定的SRS可以通过第三目标SRS的识别信息指示,例如,识别信息可以为:
(1)第三目标SRS的标识和/或第三目标SRS的数目;或
(2)第三目标SRS的分组标识,根据组标识或组号指示调整每个组的SRS的功率。
或者,第三目标SRS的识别信息也可以是N比特的比特位,1bit位指示调整对应的第三目标SRS的功率,N为第三目标SRS的SRS resource或PosResource的约数。
S613、UE根据服务小区发送的第三功率控制信息进行功率调整。
S614,UE根据调整后的功率向服务小区发送第三目标SRS。
S615,UE根据调整后的功率向邻区发送第三目标SRS。
通过本申请实施例提供的功率控制方法,可以支持基于UE的最大功率 和功率分配、以及邻小区的接收状况,调整闭环功率控制,LMF实体或位置服务器参与功率控制。
本实施例中,并不是所有步骤均需要执行,可选的仅执行部分步骤。
图7示出本申请实施例的功率控制方法的又一种流程示意图,该方法700可以由UE的邻区(即邻小区和/或邻区基站)、服务小区(即服务小区和/或服务基站)、UE、以及LMF实体或位置服务器执行。在方法700中,UE向LMF实体或位置服务器上报目标信息。如图7所示,该方法可以包括以下步骤。
S701-S706,同方法600中的S601-S606。
S707,UE向LMF实体或位置服务器上报目标信息。
其中,UE上报的目标信息至少包括以下1和2中的信息之一:
1、终端的PHR
其中,所述PHR携带以下至少之一:所述目标UE的识别信息,所述目标SRS的识别信息,所述目标SRS的方向信息(如空间关系信息,路损参考信息),所述目标SRS的分组信息,小区功率余量(PH)、小区最大发送功率(P
CMAX,f,c)、PH值是基于参考信号或信令的、是否支持功率回退、以及UE的功率回退参数。其中,所述PH和P
CMAX,f,可以Pscell下UE的PH和最大功率;或,所述PH和P
CMAX,f,结合小区信息上报(如,小区ID,服务小区ID,Pcell ID,Spcell ID)。
2、终端的第一功率控制参数
该功率控制参数可以是服务小区根据接收到的第一目标SRS和PHR进行功率调后的第一功率控制参数。
其中,所述第一功率控制参数所包括的参数项同方法600中的第一功率控制参数,在此不再赘述。
S708-S709、同方法600中的S607和S608。
S710,LMF实体或位置服务器根据接收到的目标信息进行功率调整。其 中,所述目标信息包括邻区、服务小区和/或UE上报的目标信息。
在S710中,LMF实体或位置服务器可以向UE发送第二功率控制信息,其中,LMF实体或位置服务器发送的第二功率控制信息可以包括:
1、所述终端的第二功率控制参数,具体参见方法600中的相关描述。
2、所述终端的第二功率动态调整参数,具体参见方法600中的相关描述。
S711,LMF实体或位置服务器向UE发送的第二功率控制信息,通知UE调整相应的功率参数。
其中,LMF实体或位置服务器可以通过LPP命令发送第二功率控制信息。
其中,所述第二功率控制信息与特定的第二目标SRS相关,即不是用于调整全部目标SRS(或全部激活的目标SRS)的发送功率,而是调整指定的第二目标SRS的发送功率。
可选的,第二目标SRS可以通过识别信息指示,指示具体调整哪个SRS的功率,例如,可以指示第二目标SRS的标识和/或第二目标SRS的数目;或者,可以指示第二目标SRS的分组标识,根据组标识或组号指示调整每个组的SRS的功率。
或者,也可以通过bit位指示调整对应的第二目标SRS的功率,所述比特位的长度为:M,M为第二目标SRS的数量的约数。
S712-S714,同S613-S615。
图8示出本申请实施例的功率控制方法的又一种流程示意图,该方法800可以由UE的邻区(即邻小区和/或邻区基站)、服务小区(即服务小区和/或服务基站)、UE、以及LMF实体或位置服务器执行。在方法800中,UE、服务小区以及邻区向LMF实体或位置服务器上报目标信息,LMF实体或位置服务器向服务小区发送UE的功率控制信息。如图8所示,该方法可以包括以下步骤。
S801-S810,同S701-S710。
S811,LMF实体或位置服务器向服务小区发送TX FG功率控制信息, 通知服务小区调整相应的功率参数。
S812-S816,同S611-S615。
图9示出本申请实施例的功率控制方法的又一种流程示意图,该方法900可以由UE的邻区(即邻小区和/或邻区基站)、服务小区(即服务小区和/或服务基站)、UE、以及LMF实体或位置服务器执行。在方法900中,服务小区及邻区向LMF实体或位置服务器上报目标信息,LMF实体或位置服务器向UE发送UE的功率控制信息。如图9所示,该方法可以包括以下步骤。
S901-S909,同S601-S609。
S910,LMF实体或位置服务器向UE发送所述UE的第二功率控制信息,通知UE调整相应的功率参数。
S911-S913,同S712-S714。
在实际应用中,还可以由服务小区及邻区向LMF实体或位置服务器上报目标信息,LMF实体或位置服务器向UE及服务小区发送UE的功率控制信息,服务小区根据接收到的功率控制信息向UE发送功率控制信息。本申请实施例中不再一一举例说明。
需要说明的是,本申请实施例提供的功率控制方法,执行主体可以为功率控制装置,或者,该功率控制装置中的用于执行功率控制方法的控制模块。本申请实施例中以功率控制装置执行功率控制方法为例,说明本申请实施例提供的功率控制装置。
图10示出本申请实施例的功率控制装置的一种结构示意图,应用于LMF实体或位置服务器,如图10所示,该装置1000主要包括:第一接收模块1001和第一发送模块1002。
在本申请实施例中,第一接收模块1001,用于接收目标信息,其中,所述目标信息包括以下至少之一:终端的功率余量报告、所述终端的第一功率控制信息以及第一目标SRS的接收功率信息;第一发送模块1002,用于基于所述目标信息确定并发送所述终端的第二功率控制信息;或者,转发所述目 标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数。
在一个可能的实现方式中,所述目标实体发送所述终端的第二功率控制信息包括:所述目标实体向所述终端的服务小区和/或服务基站发送所述第二功率控制信息;和/或,所述目标实体向所述终端发送所述第二功率控制信息。
在一个可能的实现方式中,第一接收模块1001接收所述目标信息,包括以下至少之一:
接收所述终端发送的所述目标信息;
接收所述终端的服务小区和/或服务基站发送的所述目标信息;
所述目标实体接收所述终端的邻小区和/或邻区基站发送的所述目标信息。
在一个可能的实现方式中,所述第一发送模块转发所述目标信息到所述终端的服务小区和/或服务基站,包括:将所述邻小区和/或邻区基站发送的所述目标信息转发给所述服务小区和/或服务基站。
在一个可能的实现方式中,所述第一接收模块还用于接收所述终端上报的终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
在一个可能的实现方式中,所述第一发送模块1002还用于发送目标信息请求信息,其中,所述目标信息请求信息用于请求所述目标信息。
在一个可能的实现方式中,所述终端的功率余量报告携带的信息包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
所述第一目标SRS的分组信息;
所述终端的功率余量值;
所述终端的最大发送功率;
第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量值是基于参考信号或信令的确定的;
第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;
所述终端的功率回退参数。
在一个可能的实现方式中,所述第一功率控制参数包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
预期接收第一目标SRS的功率值;
所述第一目标SRS的资源信息;
第一功率调整因子;
第一路损值;
第一路损参考信息;
第一功率控制状态调整值。
在一个可能的实现方式中,所述第二功率控制参数包括以下至少之一:
所述终端的识别信息;
所述第二目标SRS的识别信息,其中,所述第二目标SRS的识别信息指示所述第二功率控制参数调整的SRS;
所述第二目标SRS的方向信息;
预期接收第二目标SRS的功率值;
所述第二目标SRS的资源信息;
第二功率调整因子;
第二路损值;
第二路损参考信息;
第二功率控制状态调整值。
在一个可能的实现方式中,所述第一功率动态调整参数包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
第一功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一个可能的实现方式中,所述第二功率动态调整参数包括以下至少之一:
所述终端的识别信息;
所述第二目标SRS的识别信息,其中,所述第二目标SRS的识别信息指示所述第二功率动态调整参数调整的SRS;
所述第二目标SRS的方向信息;
第二功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一个可能的实现方式中,所述第一目标SRS的接收功率信息包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
所述第一目标SRS的接收功率;
所述第一目标SRS的质量参数;
指示所述第一目标SRS未成功接收的指示信息。
本申请实施例中的功率控制装置可以是装置,也可以是LMF实体或位置服务器中的部件、集成电路、或芯片。
本申请实施例中的功率控制装置可以为具有操作系统的装置。该操作系统可以为安卓(Android)操作系统,可以为ios操作系统,还可以为其他可能的操作系统,本申请实施例不作具体限定。
本申请实施例提供的功率控制装置能够实现图2至图9的方法实施例中LMF实体或位置服务器实现的各个过程,并达到相同的技术效果,为避免重复,这里不再赘述。
图11示出本申请实施例提供的功率控制装置的另一种结构示意图,该装置1100可以应用于网络侧设备。如图11所示,该装置1100主要包括:确定模块1101和第二发送模块1102。
在本申请实施例中,确定模块1101,用于确定终端的目标信息;第二发送模块1102,用于向LMF实体或位置服务器上报所述终端的目标信息;其中,所述目标信息包括以下至少之一:所述终端的功率余量报告;所述终端的第一功率控制信息,所述第一功率控制信息包括:第一功率控制参数和/或所述终端的第一功率动态调整参数;以及第一目标SRS的接收功率信息。
在一种可能的实现方式中,所述终端的功率余量报告携带的信息包括以下至少之一:
所述终端的功率余量报告携带的信息包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
所述第一目标SRS的分组信息;
所述终端的功率余量值;
所述终端的最大发送功率;
第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量值是基于参考信号或信令的确定的;
第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;
所述终端的功率回退参数。
在一种可能的实现方式中,所述第一功率控制参数包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
预期接收第一目标SRS的功率值P
O_SRS,b,f,c(q
s);
所述第一目标SRS的资源信息M
SRS,b,f,c(i);
第一功率调整因子α
SRS,b,f,c(q
s);
第一路损值PL
b,f,c(q
d);
第一路损参考信息;
第一功率控制状态调整值。
在一种可能的实现方式中,所述第一目标SRS的接收功率信息包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
所述第一目标SRS的接收功率;
所述第一目标SRS的质量参数;
指示所述第一目标SRS未成功接收的指示信息。
在一种可能的实现方式中,所述第一功率动态调整参数包括以下至少之一:
所述终端的识别信息;
所述第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
第一功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一种可能的实现方式中,所述功率余量报告为所述终端在一个或多个服务小区的功率余量报告;和/或所述第一功率控制信息为所述终端在一个或多个服务小区的第一功率控制参数和/或第一功率动态调整参数。
在一种可能的实现方式中,所述网络侧设备包括:所述终端的服务小区和/或服务基站,和/或,所述终端的邻小区和/或邻区基站。
在一种可能的实现方式中,所述目标信息还包括:所述终端的服务小区的小区信息,和/或,所述终端的邻小区的小区信息。
在一种可能的实现方式中,还包括接收模块,用于以下至少之一:
接收所述终端的第二功率控制信息,其中,所述第二功率控制信息包括:第二功率控制参数和/或第二功率动态调整参数;
接收所述第一目标SRS的接收功率信息。
在一种可能的实现方式中,第二发送模块1102还用于根据所述第二功率控制信息,发送所述终端的第三功率控制信息至所述终端;所述确定模块1101还用于根据以下至少之一确定所述终端的第三功率控制信息:所述第二功率 控制信息、所述第一功率控制信息、所述终端的相关信息以及所述第一目标SRS的接收功率信息,其中,所述终端的相关信息包括以下至少之一:所述终端的能力信息、所述终端的最大功率信息、所述终端在发送所述第一目标SRS的时频资源上的调度情况。
在一种可能的实现方式中,所述第二发送模块1102发送所述终端的第三功率控制信息至所述终端,包括:
若所述第三功率控制信息包括第三功率动态调整参数,则向所述终端发送下行控制信息DCI命令,其中,所述DCI命令中携带有所述终端的所述第三功率动态调整参数;和/或,
若所述第三功率控制信息包括第三功率动态调整参数,则向所述终端发送第一媒体接入控制层控制单元MAC CE命令,其中,所述第一MAC CE命令中携带有所述第三功率动态调整参数;和/或
若所述第三功率控制信息包括第三功率控制参数,则向所述终端发送第二MAC CE命令或无线电资源控制RRC命令,其中,所述第二MAC CE或所述RRC命令中携带有所述第三功率控制参数。
在一种可能的实现方式中,所述第三功率动态调整参数包括以下至少之一:
所述终端的识别信息;
所述第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率控制信息调整的SRS;
所述第三目标SRS的方向信息;
第三功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一种可能的实现方式中,所述识别信息包括以下至少之一:SRS标识、数量、以及SRS分组标识。
在一种可能的实现方式中,所述第三目标SRS的识别信息为长度为N的比特位,所述N为所述第三目标SRS的数量的约数。
在一种可能的实现方式中,还包括:第三接收模块,用于接收所述终端上报的终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
在一种可能的实现方式中,还包括:第四接收模块,用于接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。
本申请实施例提供的功率控制装置能够实现图2至图9的方法实施例中网络侧实现的各个过程,并达到相同的技术效果,为避免重复,这里不再赘述。
图12示出本申请实施例提供的功率控制装置的又一种结构示意图,该装置1200可以应用于终端。如图12所示,该装置1200可以包括:第三发送模块1201和/或第二接收模块1202。
在本申请实施例中,第三发送模块1201,用于向LMF实体或位置服务器上报所述终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息;第二接收模块1202,用于接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所述第三功率控制信息来自网络侧设备;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
在一个可能的实现方式中,所述终端的功率余量报告携带的信息包括以下至少之一:
所述终端的识别信息;
第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
所述第一目标SRS的分组信息;
所述终端的功率余量值;
所述终端的最大发送功率;
第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量是基于参考信号或信令确定的;
第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;
所述终端的功率回退参数。
在一个可能的实现方式中,所述第一功率控制参数包括以下至少之一:
所述终端的识别信息;
第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
所述第一目标SRS的预期接收功率P
O_SRS,b,f,c(q
s);
所述第一目标SRS的资源标识M
SRS,b,f,c(i);
第一功率调整因子α
SRS,b,f,c(q
s);
第一路损值PL
b,f,c(q
d);
第一路损参考信息;
第一功率控制状态调整值。
在一个可能的实现方式中,所述第二功率控制参数包括以下至少之一:
所述终端的识别信息;
第二目标SRS的识别信息,所述第二目标SRS的识别信息指示所述第二功率控制参数调整的SRS;
所述第二目标SRS的方向信息;
所述第二目标SRS的预期接收功率P
O_SRS,b,f,c(q
s);
所述第二目标SRS的资源标识M
SRS,b,f,c(i);
第二功率调整因子α
SRS,b,f,c(q
s);
第二路损值PL
b,f,c(q
d);
第二路损参考信息;
第二功率控制状态调整值。
在一个可能的实现方式中,所述第三功率控制参数包括以下至少之一:
所述终端的识别信息;
第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率控制参数调整的SRS;
所述第三目标SRS的方向信息;
所述第三目标SRS的预期接收功率P
O_SRS,b,f,c(q
s);
所述第三目标SRS的资源标识M
SRS,b,f,c(i);
第三功率调整因子α
SRS,b,f,c(q
s);
第三路损值PL
b,f,c(q
d);
第三路损参考信息;
第三功率控制状态调整值。
在一个可能的实现方式中,所述第一功率动态调整参数包括以下至少之一:
所述终端的识别信息;
第一目标SRS的识别信息;
所述第一目标SRS的方向信息;
第一功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一个可能的实现方式中,所述第二功率动态调整参数包括以下至少之一:
所述终端的识别信息;
第二目标SRS的识别信息,所述第二目标SRS的识别信息指示所述第二功率动态调整参数调整的SRS;
所述第二目标SRS的方向信息;
第二功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一个可能的实现方式中,所述第三功率动态调整参数包括以下至少之一:
所述终端的识别信息;
第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率动态调整参数调整的SRS;
所述第三目标SRS的方向信息;
第三功率控制调节状态值;
激活功率动态调整信令的指示信息;
去激活功率动态调整信令的指示信息。
在一个可能的实现方式中,所述第二接收模块1202调整第四目标SRS的发送功率,包括:
根据所述第二功率控制信息中包括的第二目标SRS的识别信息,确定所述第二功率控制信息调整的所述第四目标SRS,并按照所述第二功率控制信息,调整所述第四目标SRS的发送功率;和/或,
根据第三控制信息中包括的第三目标SRS的识别信息,确定所述第三功 率控制信息中调整的所述第四目标SRS,并按照所述第三功率控制信息中,调整所述第四目标SRS的发送功率。
在一个可能的实现方式中,所述识别信息包括以下至少之一:SRS标识、数量、以及SRS分组标识。
在一个可能的实现方式中,所述第二目标SRS的识别信息为长度为M的比特位,所述M为所述第二目标SRS的数量的约数;和/或,所述第三目标SRS的识别信息为长度为N的比特位,所述N为所述第三目标SRS的数量的约数。
在一个可能的实现方式中,所述第三发送模块1201还用于向所述LMF实体或位置服务器或服务小区和/或服务基站上报终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
在一个可能的实现方式中,第二接收模块1202还用于接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。
本申请实施例中的功率控制装置可以是装置,也可以是终端中的部件、集成电路、或芯片。该装置可以是移动终端,也可以为非移动终端。示例性的,移动终端可以包括但不限于上述所列举的终端11的类型,非移动终端可以为服务器、网络附属存储器(Network Attached Storage,NAS)、个人计算机(personal computer,PC)、电视机(television,TV)、柜员机或者自助机等,本申请实施例不作具体限定。
本申请实施例中的功率控制装置可以为具有操作系统的装置。该操作系统可以为安卓(Android)操作系统,可以为ios操作系统,还可以为其他可能的操作系统,本申请实施例不作具体限定。
本申请实施例提供的功率控制装置能够实现图2至图9的方法实施例中终端实现的各个过程,并达到相同的技术效果,为避免重复,这里不再赘述。
可选的,如图13所示,本申请实施例还提供一种通信设备1300,包括处理器1301,存储器1302,存储在存储器1302上并可在所述处理器1301上运行的程序或指令,例如,该通信设备1300为终端时,该程序或指令被处理器1301执行时实现上述功率控制方法实施例的各个过程,且能达到相同的技术效果。该通信设备1300为网络侧设备时,该程序或指令被处理器1301执行时实现上述功率控制方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
图14为实现本申请实施例的一种终端的硬件结构示意图。
该终端1400包括但不限于:射频单元1401、网络模块1402、音频输出单元1403、输入单元1404、传感器1405、显示单元1406、用户输入单元1407、接口单元1408、存储器1409、以及处理器1410等部件。
本领域技术人员可以理解,终端1400还可以包括给各个部件供电的电源(比如电池),电源可以通过电源管理系统与处理器1410逻辑相连,从而通过电源管理系统实现管理充电、放电、以及功耗管理等功能。图14中示出的终端结构并不构成对终端的限定,终端可以包括比图示更多或更少的部件,或者组合某些部件,或者不同的部件布置,在此不再赘述。
应理解的是,本申请实施例中,输入单元1404可以包括图形处理器(Graphics Processing Unit,GPU)14041和麦克风14042,图形处理器14041对在视频捕获模式或图像捕获模式中由图像捕获装置(如摄像头)获得的静态图片或视频的图像数据进行处理。显示单元1406可包括显示面板14061,可以采用液晶显示器、有机发光二极管等形式来配置显示面板14061。用户输入单元1407包括触控面板14071以及其他输入设备14072。触控面板14071,也称为触摸屏。触控面板14071可包括触摸检测装置和触摸控制器两个部分。其他输入设备14072可以包括但不限于物理键盘、功能键(比如音量控制按键、开关按键等)、轨迹球、鼠标、操作杆,在此不再赘述。
本申请实施例中,射频单元1401将来自网络侧设备的下行数据接收后, 给处理器1410处理;另外,将上行的数据发送给网络侧设备。通常,射频单元1401包括但不限于天线、至少一个放大器、收发信机、耦合器、低噪声放大器、双工器等。
存储器1409可用于存储软件程序或指令以及各种数据。存储器1409可主要包括存储程序或指令区和存储数据区,其中,存储程序或指令区可存储操作系统、至少一个功能所需的应用程序或指令(比如声音播放功能、图像播放功能等)等。此外,存储器1409可以包括高速随机存取存储器,还可以包括非易失性存储器,其中,非易失性存储器可以是只读存储器(Read-OnlyMemory,ROM)、可编程只读存储器(ProgrammableROM,PROM)、可擦除可编程只读存储器(ErasablePROM,EPROM)、电可擦除可编程只读存储器(ElectricallyEPROM,EEPROM)或闪存。例如至少一个磁盘存储器件、闪存器件、或其他非易失性固态存储器件。
处理器1410可包括一个或多个处理单元;可选的,处理器1410可集成应用处理器和调制解调处理器,其中,应用处理器主要处理操作系统、用户界面和应用程序或指令等,调制解调处理器主要处理无线通信,如基带处理器。可以理解的是,上述调制解调处理器也可以不集成到处理器1410中。
其中,射频单元1501,用于向LMF实体或位置服务器上报所述终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息;和/或
处理器1410,用于接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所述第三功率控制信息来自网络侧设备;
其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功 率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
具体地,本申请实施例还提供了一种网络侧设备。如图15所示,该网络设备1500包括:天线1501、射频装置1502、基带装置1503。天线1501与射频装置1502连接。在上行方向上,射频装置1502通过天线1501接收信息,将接收的信息发送给基带装置1503进行处理。在下行方向上,基带装置1503对要发送的信息进行处理,并发送给射频装置1502,射频装置1502对收到的信息进行处理后经过天线1501发送出去。
上述频带处理装置可以位于基带装置1503中,以上实施例中网络侧设备执行的方法可以在基带装置1503中实现,该基带装置1503包括处理器1504和存储器1505。
基带装置1503例如可以包括至少一个基带板,该基带板上设置有多个芯片,如图15所示,其中一个芯片例如为处理器1504,与存储器1505连接,以调用存储器1505中的程序,执行以上方法实施例中所示的网络设备操作。
该基带装置1503还可以包括网络接口1506,用于与射频装置1502交互信息,该接口例如为通用公共无线接口(common public radio interface,简称CPRI)。
具体地,本发明实施例的网络侧设备还包括:存储在存储器1505上并可在处理器1504上运行的指令或程序,处理器1504调用存储器1505中的指令或程序执行图10或图12所示各模块执行的方法,并达到相同的技术效果,为避免重复,故不在此赘述。
本申请实施例还提供一种可读存储介质,所述可读存储介质上存储有程序或指令,该程序或指令被处理器执行时实现上述图2至图9中的功率控制方法实施例实现的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
其中,所述处理器为上述实施例中所述的终端中的处理器。所述可读存 储介质,包括计算机可读存储介质,如计算机只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等。
本申请实施例另提供了一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行网络侧设备程序或指令,实现上述图2至图9中的功率控制方法实施例实现的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
本申请实施例另提供了一种计算机程序产品,该计算机程序产品包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现上述图2至图9中的功率控制方法实施例实现的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
应理解,本申请实施例提到的芯片还可以称为系统级芯片,系统芯片,芯片系统或片上系统芯片等。
需要说明的是,在本文中,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者装置不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者装置所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括该要素的过程、方法、物品或者装置中还存在另外的相同要素。此外,需要指出的是,本申请实施方式中的方法和装置的范围不限按示出或讨论的顺序来执行功能,还可包括根据所涉及的功能按基本同时的方式或按相反的顺序来执行功能,例如,可以按不同于所描述的次序来执行所描述的方法,并且还可以添加、省去、或组合各种步骤。另外,参照某些示例所描述的特征可在其他示例中被组合。
通过以上的实施方式的描述,本领域的技术人员可以清楚地了解到上述 实施例方法可借助软件加必需的通用硬件平台的方式来实现,当然也可以通过硬件,但很多情况下前者是更佳的实施方式。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质(如ROM/RAM、磁碟、光盘)中,包括若干指令用以使得一台终端(可以是手机,计算机,服务器,或者网络设备等)执行本申请各个实施例所述的方法。
上面结合附图对本申请的实施例进行了描述,但是本申请并不局限于上述的具体实施方式,上述的具体实施方式仅仅是示意性的,而不是限制性的,本领域的普通技术人员在本申请的启示下,在不脱离本申请宗旨和权利要求所保护的范围情况下,还可做出很多形式,均属于本申请的保护之内。
Claims (70)
- 一种功率控制方法,包括:目标实体接收目标信息,其中,所述目标实体包括本地管理功能LMF实体或位置服务器,所述目标信息包括以下至少之一:终端的功率余量报告、所述终端的第一功率控制信息以及第一目标SRS的接收功率信息;所述目标实体基于所述目标信息确定并发送所述终端的第二功率控制信息;或者,所述目标实体转发所述目标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数。
- 根据权利要求1所述的方法,其中,所述目标实体发送所述终端的第二功率控制信息包括:所述目标实体向所述终端的服务小区和/或服务基站发送所述第二功率控制信息;和/或,所述目标实体向所述终端发送所述第二功率控制信息。
- 根据权利要求1所述的方法,其中,目标实体接收所述目标信息,包括以下至少之一:所述目标实体接收所述终端发送的所述目标信息;所述目标实体接收所述终端的服务小区和/或服务基站发送的所述目标信息;所述目标实体接收所述终端的邻小区和/或邻区基站发送的所述目标信息。
- 根据权利要求1所述的方法,其中,所述目标实体转发所述目标信息到所述终端的服务小区和/或服务基站,包括:所述目标实体将所述邻小区和/或邻区基站发送的所述目标信息转发给 所述服务小区和/或服务基站。
- 根据权利要求1所述的方法,其中,在目标实体接收目标信息之前,所述方法还包括:所述目标实体接收所述终端上报的终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
- 根据权利要求1所述的方法,其中,在目标实体接收目标信息之前,所述方法还包括:所述目标实体发送目标信息请求信息,其中,所述目标信息请求信息用于请求所述目标信息。
- 根据权利要求1至6任一项所述的方法,其中,所述终端的功率余量报告携带的信息包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的分组信息;所述终端的功率余量值;所述终端的最大发送功率;第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量值是基于参考信号或信令的确定的;第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;所述终端的功率回退参数。
- 根据权利要求1至6任一项所述的方法,其中,所述第一功率控制参数包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;预期接收第一目标SRS的功率值P O_SRS,b,f,c(q s);所述第一目标SRS的资源信息M SRS,b,f,c(i);第一功率调整因子α SRS,b,f,c(q s);第一路损值PL b,f,c(q d);第一路损参考信息;第一功率控制状态调整值。
- 根据权利要求1至6任一项所述的方法,其中,所述第二功率控制参数包括以下至少之一:所述终端的识别信息;所述第二目标SRS的识别信息,其中,所述第二目标SRS的识别信息指示所述第二功率控制参数调整的SRS;所述第二目标SRS的方向信息;预期接收第二目标SRS的功率值P O_SRS,b,f,c(q s);所述第二目标SRS的资源信息M SRS,b,f,c(i);第二功率调整因子α SRS,b,f,c(q s);第二路损值PL b,f,c(q d);第二路损参考信息;第二功率控制状态调整值。
- 根据权利要求1至6任一项所述的方法,其中,所述第一功率动态调整参数包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;第一功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求1至6任一项所述的方法,其中,所述第二功率动态调整参数包括以下至少之一:所述终端的识别信息;所述第二目标SRS的识别信息,其中,所述第二目标SRS的识别信息指示所述第二功率动态调整参数调整的SRS;所述第二目标SRS的方向信息;第二功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求1至6任一项所述的方法,其中,所述第一目标SRS的接收功率信息包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的接收功率;所述第一目标SRS的质量参数;指示所述第一目标SRS未成功接收的指示信息。
- 一种功率控制方法,包括:网络侧设备向LMF实体或位置服务器上报终端的目标信息;其中,所述目标信息包括以下至少之一:所述终端的功率余量报告;所述终端的第一功率控制信息,所述第一功率控制信息包括:第一功率控制参数和/或所述终端的第一功率动态调整参数;以及第一目标SRS的接收功率信息。
- 根据权利要求13所述的方法,其中,所述终端的功率余量报告携带 的信息包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的分组信息;所述终端的功率余量值;所述终端的最大发送功率;第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量值是基于参考信号或信令的确定的;第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;所述终端的功率回退参数。
- 根据权利要求13所述的方法,其中,所述第一功率控制参数包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;预期接收第一目标SRS的功率值P O_SRS,b,f,c(q s);所述第一目标SRS的资源信息M SRS,b,f,c(i);第一功率调整因子α SRS,b,f,c(q s);第一路损值PL b,f,c(q d);第一路损参考信息;第一功率控制状态调整值。
- 根据权利要求13所述的方法,其中,所述第一目标SRS的接收功率信息包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的接收功率;所述第一目标SRS的质量参数;指示所述第一目标SRS未成功接收的指示信息。
- 根据权利要求13所述的方法,其中,所述第一功率动态调整参数包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;第一功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求13所述的方法,其中,所述功率余量报告为所述终端在一个或多个服务小区的功率余量报告;和/或所述第一功率控制信息为所述终端在一个或多个服务小区的第一功率控制参数和/或第一功率动态调整参数。
- 根据权利要求13至18任一项所述的方法,其中,所述网络侧设备包括:所述终端的服务小区和/或服务基站,和/或,所述终端的邻小区和/或邻区基站。
- 根据权利要求19所述的方法,其中,所述目标信息还包括:所述终端的服务小区的小区信息,和/或,所述终端的邻小区的小区信息。
- 根据权利要求13至18任一项所述的方法,其中,在所述网络侧设备向LMF实体或位置服务器上报所述终端的目标信息之后,所述方法还包括以下至少之一:所述网络侧设备接收所述终端的第二功率控制信息,其中,所述第二功 率控制信息包括:第二功率控制参数和/或第二功率动态调整参数;所述网络侧设备接收所述第一目标SRS的接收功率信息。
- 根据权利要求21所述的方法,其中,在所述网络侧设备接收所述第二功率控制信息和/或所述第一目标SRS的接收功率信息之后,所述方法还包括以下至少之一:根据所述第二功率控制信息,所述网络侧设备发送所述终端的第三功率控制信息至所述终端;所述网络侧设备根据以下至少之一确定所述终端的第三功率控制信息:所述第二功率控制信息、所述第一功率控制信息、所述终端的相关信息以及所述第一目标SRS的接收功率信息,其中,所述终端的相关信息包括以下至少之一:所述终端的能力信息、所述终端的最大功率信息、所述终端在发送所述第一目标SRS的时频资源上的调度情况。
- 根据权利要求22所述的方法,其中,所述网络侧设备发送所述终端的第三功率控制信息至所述终端,包括:若所述第三功率控制信息包括第三功率动态调整参数,则所述网络侧设备向所述终端发送下行控制信息DCI命令,其中,所述DCI命令中携带有所述终端的所述第三功率动态调整参数;和/或,若所述第三功率控制信息包括第三功率动态调整参数,则所述网络侧设备向所述终端发送第一媒体接入控制层控制单元MAC CE命令,其中,所述第一MAC CE命令中携带有所述第三功率动态调整参数;和/或若所述第三功率控制信息包括第三功率控制参数,则所述网络侧设备向所述终端发送第二MAC CE命令或无线电资源控制RRC命令,其中,所述第二MAC CE或所述RRC命令中携带有所述第三功率控制参数。
- 根据权利要求23所述的方法,其中,所述第三功率动态调整参数包括以下至少之一:所述终端的识别信息;所述第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述 第三功率控制信息调整的SRS;所述第三目标SRS的方向信息;第三功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求14至17、24中任一项所述的方法,其中,所述识别信息包括以下至少之一:SRS标识、数量、以及SRS分组标识。
- 根据权利要求24所述的方法,其中,所述第三目标SRS的识别信息为长度为N的比特位,所述N为所述第三目标SRS的数量的约数。
- 根据权利要求13至18任一项所述的方法,其中,在网络侧设备向LMF实体或位置服务器上报所述终端的目标信息之前,所述方法还包括:所述网络侧设备接收所述终端上报的终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
- 根据权利要求13至18任一项所述的方法,其中,在所述网络侧设备向LMF实体或位置服务器上报所述终端的目标信息之前,所述方法还包括:所述网络侧设备接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。
- 一种功率控制方法,包括:终端向LMF实体或位置服务器上报所述终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息;和/或,所述终端接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所述第三功率控制信息来自网络侧设备;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
- 根据权利要求29所述的方法,其中,所述终端的功率余量报告携带的信息包括以下至少之一:所述终端的识别信息;第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的分组信息;所述终端的功率余量值;所述终端的最大发送功率;第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量是基于参考信号或信令确定的;第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;所述终端的功率回退参数。
- 根据权利要求29所述的方法,其中,所述第一功率控制参数包括以下至少之一:所述终端的识别信息;第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的预期接收功率P O_SRS,b,f,c(q s);所述第一目标SRS的资源标识M SRS,b,f,c(i);第一功率调整因子α SRS,b,f,c(q s);第一路损值PL b,f,c(q d);第一路损参考信息;第一功率控制状态调整值。
- 根据权利要求29所述的方法,其中,所述第二功率控制参数包括以下至少之一:所述终端的识别信息;第二目标SRS的识别信息,所述第二目标SRS的识别信息指示所述第二功率控制参数调整的SRS;所述第二目标SRS的方向信息;所述第二目标SRS的预期接收功率P O_SRS,b,f,c(q s);所述第二目标SRS的资源标识M SRS,b,f,c(i);第二功率调整因子α SRS,b,f,c(q s);第二路损值PL b,f,c(q d);第二路损参考信息;第二功率控制状态调整值。
- 根据权利要求29所述的方法,其中,所述第三功率控制参数包括以下至少之一:所述终端的识别信息;第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率控制参数调整的SRS;所述第三目标SRS的方向信息;所述第三目标SRS的预期接收功率P O_SRS,b,f,c(q s);所述第三目标SRS的资源标识M SRS,b,f,c(i);第三功率调整因子α SRS,b,f,c(q s);第三路损值PL b,f,c(q d);第三路损参考信息;第三功率控制状态调整值。
- 根据权利要求29所述的方法,其中,所述第一功率动态调整参数包括以下至少之一:所述终端的识别信息;第一目标SRS的识别信息;所述第一目标SRS的方向信息;第一功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求29所述的方法,其中,所述第二功率动态调整参数包括以下至少之一:所述终端的识别信息;第二目标SRS的识别信息,所述第二目标SRS的识别信息指示所述第二功率动态调整参数调整的SRS;所述第二目标SRS的方向信息;第二功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求29所述的方法,其中,所述第三功率动态调整参数包括以下至少之一:所述终端的识别信息;第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率动态调整参数调整的SRS;所述第三目标SRS的方向信息;第三功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求29至36任一项所述的方法,其中,所述终端调整第 四目标SRS的发送功率,包括:所述终端根据所述第二功率控制信息中包括的第二目标SRS的识别信息,确定所述第二功率控制信息调整的所述第四目标SRS,并按照所述第二功率控制信息,调整所述第四目标SRS的发送功率;和/或,所述终端根据第三控制信息中包括的第三目标SRS的识别信息,确定所述第三功率控制信息中调整的所述第四目标SRS,并按照所述第三功率控制信息中,调整所述第四目标SRS的发送功率。
- 根据权利要求30至36、37中任一项所述的方法,其中,所述识别信息包括以下至少之一:SRS标识、数量、以及SRS分组标识。
- 根据权利要求37所述的方法,其中,所述第二目标SRS的识别信息为长度为M的比特位,所述M为所述第二目标SRS的数量的约数;和/或,所述第三目标SRS的识别信息为长度为N的比特位,所述N为所述第三目标SRS的数量的约数。
- 根据权利要求29至36任一项所述的方法,其中,在终端向LMF实体或位置服务器上报所述终端的目标信息之前,所述方法还包括:所述终端向所述LMF实体或位置服务器或服务小区和/或服务基站上报终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
- 根据权利要求29至36任一项所述的方法,其中,在终端向LMF实体或位置服务器上报所述终端的目标信息之前,所述方法还包括:所述终端接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。
- 一种功率控制装置,应用于LMF实体或位置服务器,包括:第一接收模块,用于接收目标信息,其中,所述目标信息包括以下至少 之一:终端的功率余量报告、所述终端的第一功率控制信息以及第一目标SRS的接收功率信息;第一发送模块,用于基于所述目标信息确定并发送所述终端的第二功率控制信息;或者,转发所述目标信息到所述终端的服务小区和/或服务基站,以使得所述服务小区和/或服务基站基于所述目标信息对所述终端进行功率控制;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数。
- 根据权利要求42所述的装置,其中,所述第一发送模块发送所述终端的第二功率控制信息包括:向所述终端的服务小区和/或服务基站发送所述第二功率控制信息;和/或,向所述终端发送所述第二功率控制信息。
- 根据权利要求42所述的装置,其中,所述第一接收模块接收所述目标信息,包括以下至少之一:接收所述终端发送的所述目标信息;接收所述终端的服务小区和/或服务基站发送的所述目标信息;接收所述终端的邻小区和/或邻区基站发送的所述目标信息。
- 根据权利要求42所述的装置,其中,所述第一发送模块转发所述目标信息到所述终端的服务小区和/或服务基站,包括:将所述邻小区和/或邻区基站发送的所述目标信息转发给所述服务小区和/或服务基站。
- 根据权利要求42所述的装置,其中,所述第一接收模块还用于:接收所述终端上报的终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体 或位置服务器发送的功率控制信息。
- 根据权利要求42所述的装置,其中,在所述第一发送模块还用于:发送目标信息请求信息,其中,所述目标信息请求信息用于请求所述目标信息。
- 根据权利要求42至47任一项所述的装置,其中,所述终端的功率余量报告携带的信息包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的分组信息;所述终端的功率余量值;所述终端的最大发送功率;第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量值是基于参考信号或信令的确定的;第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;所述终端的功率回退参数。
- 根据权利要求42至47任一项所述的装置,其中,所述第一功率控制参数包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;预期接收第一目标SRS的功率值P O_SRS,b,f,c(q s);所述第一目标SRS的资源信息M SRS,b,f,c(i);第一功率调整因子α SRS,b,f,c(q s);第一路损值PL b,f,c(q d);第一路损参考信息;第一功率控制状态调整值。
- 根据权利要求42至47任一项所述的装置,其中,所述第二功率控制参数包括以下至少之一:所述终端的识别信息;所述第二目标SRS的识别信息,其中,所述第二目标SRS的识别信息指示所述第二功率控制参数调整的SRS;所述第二目标SRS的方向信息;预期接收第二目标SRS的功率值P O_SRS,b,f,c(q s);所述第二目标SRS的资源信息M SRS,b,f,c(i);第二功率调整因子α SRS,b,f,c(q s);第二路损值PL b,f,c(q d);第二路损参考信息;第二功率控制状态调整值。
- 根据权利要求42至47任一项所述的装置,其中,所述第一功率动态调整参数包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;第一功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求42至47任一项所述的装置,其中,所述第二功率动态调整参数包括以下至少之一:所述终端的识别信息;所述第二目标SRS的识别信息,其中,所述第二目标SRS的识别信息指示所述第二功率动态调整参数调整的SRS;所述第二目标SRS的方向信息;第二功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求42至47任一项所述的装置,其中,所述第一目标SRS的接收功率信息包括以下至少之一:所述终端的识别信息;所述第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的接收功率;所述第一目标SRS的质量参数;指示所述第一目标SRS未成功接收的指示信息。
- 一种功率控制装置,应用于网络侧设备,包括:确定模块,用于确定终端的目标信息;第二发送模块,用于向LMF实体或位置服务器上报终端的目标信息;其中,所述目标信息包括以下至少之一:所述终端的功率余量报告;所述终端的第一功率控制信息,所述第一功率控制信息包括:第一功率控制参数和/或所述终端的第一功率动态调整参数;以及第一目标SRS的接收功率信息。
- 一种功率控制装置,应用于终端,包括:第三发送模块,用于向LMF实体或位置服务器上报所述终端的目标信息,其中,所述目标信息包括以下至少之一:所述终端的功率余量报告、所述终端的第一功率控制信息;和/或,第二接收模块,用于接收第二功率控制信息和/或第三功率控制信息,并基于所述第二功率控制信息和/或第三功率控制信息,调整第四目标SRS的发送功率,其中,所述第二功率控制信息来自所述LMF实体或位置服务器,所 述第三功率控制信息来自网络侧设备;其中,所述第一功率控制信息包括:所述终端的第一功率控制参数和/或所述终端的第一功率动态调整参数;所述第二功率控制信息包括:所述终端的第二功率控制参数和/或所述终端的第二功率动态调整参数;所述第三功率控制信息包括:所述终端的第三功率控制参数和/或所述终端的第三功率动态调整参数。
- 根据权利要求55所述的装置,其中,所述终端的功率余量报告携带的信息包括以下至少之一:所述终端的识别信息;第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的分组信息;所述终端的功率余量值;所述终端的最大发送功率;第一指示信息,其中,所述第一指示信息指示所述功率余量值是基于实际发送信号或信令确定的,或者,所述第一指示信息指示所述功率余量是基于参考信号或信令确定的;第二指示信息,其中,所述第二指示信息用于指示所述终端是否支持功率回退;所述终端的功率回退参数。
- 根据权利要求55所述的装置,其中,所述第一功率控制参数包括以下至少之一:所述终端的识别信息;第一目标SRS的识别信息;所述第一目标SRS的方向信息;所述第一目标SRS的预期接收功率P O_SRS,b,f,c(q s);所述第一目标SRS的资源标识M SRS,b,f,c(i);第一功率调整因子α SRS,b,f,c(q s);第一路损值PL b,f,c(q d);第一路损参考信息;第一功率控制状态调整值。
- 根据权利要求55所述的装置,其中,所述第二功率控制参数包括以下至少之一:所述终端的识别信息;第二目标SRS的识别信息,所述第二目标SRS的识别信息指示所述第二功率控制参数调整的SRS;所述第二目标SRS的方向信息;所述第二目标SRS的预期接收功率P O_SRS,b,f,c(q s);所述第二目标SRS的资源标识M SRS,b,f,c(i);第二功率调整因子α SRS,b,f,c(q s);第二路损值PL b,f,c(q d);第二路损参考信息;第二功率控制状态调整值。
- 根据权利要求55所述的装置,其中,所述第三功率控制参数包括以下至少之一:所述终端的识别信息;第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率控制参数调整的SRS;所述第三目标SRS的方向信息;所述第三目标SRS的预期接收功率P O_SRS,b,f,c(q s);所述第三目标SRS的资源标识M SRS,b,f,c(i);第三功率调整因子α SRS,b,f,c(q s);第三路损值PL b,f,c(q d);第三路损参考信息;第三功率控制状态调整值。
- 根据权利要求55所述的装置,其中,所述第一功率动态调整参数包括以下至少之一:所述终端的识别信息;第一目标SRS的识别信息;所述第一目标SRS的方向信息;第一功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求55所述的装置,其中,所述第二功率动态调整参数包括以下至少之一:所述终端的识别信息;第二目标SRS的识别信息,所述第二目标SRS的识别信息指示所述第二功率动态调整参数调整的SRS;所述第二目标SRS的方向信息;第二功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求55所述的装置,其中,所述第三功率动态调整参数包括以下至少之一:所述终端的识别信息;第三目标SRS的识别信息,所述第三目标SRS的识别信息指示所述第三功率动态调整参数调整的SRS;所述第三目标SRS的方向信息;第三功率控制调节状态值;激活功率动态调整信令的指示信息;去激活功率动态调整信令的指示信息。
- 根据权利要求55至62任一项所述的装置,其中,所述第二接收模块调整第四目标SRS的发送功率,包括:所述终端根据所述第二功率控制信息中包括的第二目标SRS的识别信息,确定所述第二功率控制信息调整的所述第四目标SRS,并按照所述第二功率控制信息,调整所述第四目标SRS的发送功率;和/或,所述终端根据第三控制信息中包括的第三目标SRS的识别信息,确定所述第三功率控制信息中调整的所述第四目标SRS,并按照所述第三功率控制信息中,调整所述第四目标SRS的发送功率。
- 根据权利要求55至62任一项所述的装置,其中,所述第三发送模块还用于:向所述LMF实体或位置服务器或服务小区和/或服务基站上报终端能力信息,其中,所述终端能力信息包括以下至少之一:所述终端是否支持向LMF实体或位置服务器上报功率余量报告、所述终端是否支持SRS的闭环功率控制、以及所述终端是否接收LMF实体或位置服务器发送的功率控制信息。
- 根据权利要求55至62任一项所述的装置,其中,所述第二接收模块还用于:接收目标信息请求信息,其中,所述目标信息请求信息用于请求所述终端的所述目标信息。
- 一种网络侧设备,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至12任一项所述的功率控制方法的步骤,或实现如权利要求13至28任一项所述的功率控制方法的步骤。
- 一种终端,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求29至41任一项所述功率控制方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至12任一项所述的功率控制 方法,或者实现如权利要求13至28任一项所述的功率控制方法的步骤,或者实现如权利要求29至41任一项所述的功率控制方法的步骤。
- 一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行网络侧设备程序或指令,实现如权利要求1至28任一项所述的功率控制方法的步骤,或所述处理器用于运行终端程序或指令,实现实现如权利要求29至41任一项所述的功率控制方法的步骤。
- 一种通信设备,所述通信设备被配置为用于执行如权利要求1-41任一项所述的功率控制方法的步骤。
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| CN114258124A (zh) | 2022-03-29 |
| CN114258124B (zh) | 2025-07-08 |
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