WO2019196114A1 - 一种上行功率控制方法、终端设备及网络设备 - Google Patents
一种上行功率控制方法、终端设备及网络设备 Download PDFInfo
- Publication number
- WO2019196114A1 WO2019196114A1 PCT/CN2018/083092 CN2018083092W WO2019196114A1 WO 2019196114 A1 WO2019196114 A1 WO 2019196114A1 CN 2018083092 W CN2018083092 W CN 2018083092W WO 2019196114 A1 WO2019196114 A1 WO 2019196114A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- uplink signal
- power control
- loop power
- closed loop
- terminal device
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 481
- 230000011664 signaling Effects 0.000 claims description 65
- 230000005540 biological transmission Effects 0.000 claims description 39
- 238000004891 communication Methods 0.000 claims description 19
- 238000004590 computer program Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 12
- 230000006870 function Effects 0.000 description 5
- 238000003672 processing method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/08—Closed loop power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0092—Indication of how the channel is divided
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/545—Signalisation aspects of the TPC commands, e.g. frame structure modifying TPC bits in special situations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
- H04W52/58—Format of the TPC bits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/08—Upper layer protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/08—Upper layer protocols
- H04W80/085—Upper layer protocols involving different upper layer protocol versions, e.g. LCS - SUPL or WSN-SOA-WSDP
Definitions
- the present invention relates to the field of information processing technologies, and in particular, to an uplink power control method, a terminal device, a network device, and a computer storage medium.
- the current transmit power of the PUSCH can be calculated by the following formula:
- i denotes the index of the primary PUSCH transmission
- j is the index of the open loop power control parameter
- P O_PUSCH, f,c (j) and ⁇ f,c (j) are open loop power control parameters
- PL f,c (q d ) is the path loss estimated value measured based on the downlink reference signal
- f f,c (i,l) is the closed-loop power adjustment factor
- l is the index of the closed-loop power control process.
- the value of j, l and the downlink reference signal used to measure the path loss estimation value PL f,c (q d ) may be obtained based on SRI (SRS Resource Indicator) information included in the DCI.
- SRI SRS Resource Indicator
- the network side pre-configures the correspondence between different PUCCH-Spatial relation Info and ⁇ j, qd, l ⁇ , and determines the current PUCCH transmission by using the currently used PUCCH spatial correlation information. ⁇ j,qd,l ⁇ .
- the network side indicates all available PUCCH spatial related information through RRC signaling, and then indicates the currently used PUCCH spatial related information by using the MAC CE.
- the TPC command can be obtained by dedicated Downlink Control Information (DCI) dedicated to carrying Transmit Power Control (TPC) commands to determine the closed loop power adjustment factor.
- DCI Downlink Control Information
- TPC Transmit Power Control
- the DCI adopts the DCI format 2-2 and performs scrambling using the PUSCH-TPC-RNTI or the PUCCH-TPC-RNTI, and may include TPC commands of multiple terminals.
- PUSCH and PUCCH may be transmitted simultaneously on multiple BWPs, and both can support multiple closed-loop power control processes. In this case, how to obtain the respective TPC commands of each closed-loop power control process on each BWP is a need to be solved. The problem.
- an embodiment of the present invention provides an uplink power control method, a terminal device, a network device, and a computer storage medium.
- An embodiment of the present invention provides an uplink power control method, which is applied to a terminal device, where the method includes:
- the embodiment of the invention provides an uplink power control method, which is applied to a network device, and the method includes:
- the embodiment of the invention provides a terminal device, where the terminal device includes:
- the first processing unit Determining, by the first processing unit, the number of bits of the transmission power control TPC command field of the terminal device in the downlink control information DCI according to the number of the bandwidth part BWP that sends the uplink signal or the number of closed loop power control processes associated with the uplink signal ;
- the embodiment of the invention provides a network device, including:
- the second processing unit determines the number of bits of the transmit power control TPC command field of the terminal device in the downlink control information DCI according to the number of the bandwidth part BWP that sends the uplink signal or the number of closed loop power control processes associated with the uplink signal;
- the second communication unit sends the TPC command field to the terminal device by using the DCI.
- a terminal device provided by an embodiment of the present invention includes: a processor and a memory for storing a computer program capable of running on a processor,
- processor is configured to perform the steps of the foregoing method when the computer program is run.
- a network device provided by an embodiment of the present invention includes: a processor and a memory for storing a computer program capable of running on a processor,
- processor is configured to perform the steps of the foregoing method when the computer program is run.
- a computer storage medium is provided by the embodiment of the present invention.
- the computer storage medium stores computer executable instructions, and the foregoing method steps are implemented when the computer executable instructions are executed.
- the corresponding TPC command can be determined according to the number of uplink signal BWPs or the number of closed loop power control processes, and the power adjustment factor corresponding to the uplink signal is determined according to the TPC command, thereby reducing one terminal as much as possible.
- the DCI overhead of the TPC command saves unnecessary DCI overhead, and performs closed-loop power control of more terminals and more BWPs through one DCI.
- FIG. 1 is a schematic flowchart 1 of an uplink power control method according to an embodiment of the present invention
- FIG. 2 is a schematic flowchart 2 of an uplink power control method according to an embodiment of the present invention
- FIG. 3 is a schematic structural diagram of a terminal device according to an embodiment of the present invention.
- FIG. 4 is a schematic structural diagram of a network device according to an embodiment of the present invention.
- FIG. 5 is a schematic diagram of a hardware architecture according to an embodiment of the present invention.
- An embodiment of the present invention provides an uplink power control method, which is applied to a terminal device, as shown in FIG. 1 , and includes:
- Step 101 Determine, according to the number of the bandwidth part BWP that sends the uplink signal, or the number of closed loop power control processes associated with the uplink signal, the number of bits of the transmission power control TPC command field of the terminal equipment in the downlink control information DCI;
- Step 102 Determine, according to the TPC command in the TPC command domain, a closed loop power adjustment factor for transmitting at least one BWP of the uplink signal or at least one closed loop power control process associated with the uplink signal.
- the terminal device in this embodiment can be understood as a terminal having a communication function in a communication system, such as a mobile phone or the like.
- the method for determining the number of closed loop power control processes associated with the uplink signal may include at least one of the following:
- the uplink signal is a PUCCH
- the uplink signal is an SRS
- the determining, according to the transmission type of the current uplink signal, the number of closed loop power control processes associated with the uplink signal including:
- the corresponding number is determined based on this type. For example, the number of closed loop power control processes associated with grant-free based uplink signals is one; the number of closed loop power control processes based on scheduling associations is 2 or network side configured values.
- the terminal device configures at least one BWP, determine the number of closed loop power control processes for each BWP according to the transmission type on each BWP in the at least one BWP; wherein at least one can be understood as one of course, and more .
- the foregoing determines the number of closed loop power control processes associated with the uplink signal according to the high layer signaling configuration, and may independently configure the number for the PUSCH and the PUCCH. If the terminal is configured with multiple BWPs, the network side can configure the number of closed loop power control processes for each BWP.
- the number of the BWPs that send the uplink signal may be one of: the number of BWPs that simultaneously send the uplink signal; the number of currently activated uplink BWPs; and the number of uplink BWPs that the network side configures for the terminal.
- these BWPs may not be used to simultaneously transmit the uplink signal, and only one or a part of the BWPs may be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the uplink signal is a PUSCH
- the number of the closed loop power control processes associated with the uplink signal including at least one of the following three conditions:
- the first correspondence indicates that all SRI states correspond to the same closed-loop power control process, and the number of closed-loop power control processes is 1. If the correspondence indicates that part of the SRI state corresponds to the closed-loop power control process 0, The other SRI states correspond to the closed loop power control process 1, and the number of closed loop power control processes is two.
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1;
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1, that is, if the terminal does not have The SRI or the correspondence between the SRI state and the closed loop power control process is configured, and the number of closed loop power control processes is 1.
- the terminal device configures at least one BWP
- the number of closed loop power control processes associated with the uplink signal is determined according to a first correspondence relationship of each BWP configuration in the at least one BWP.
- the terminal device Determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal, that is, when the uplink signal is a PUSCH, and the terminal device is configured with at least one BWP, that is, If the terminal is configured with multiple BWPs, the number can be determined according to the corresponding relationship configured on each BWP.
- the first correspondence may be understood as a correspondence between the SRI state and the closed-loop power control process, where the SRI is an SRS resource indicator, and the acquiring manner may be performed by scheduling the PUSCH.
- the DCI is to carry the SRI.
- the number of closed-loop power control processes associated with the uplink signal that is, if the uplink signal is a PUCCH, according to the high-layer signaling, when the uplink signal is a PUCCH
- the correspondence between the configured PUCCH-Spatial Relation Info and the closed-loop power control process is determined. Specifically, at least one of the following three cases may be included:
- the terminal may determine, by the number of different closed loop power control processes included in the second correspondence, the number of closed loop power control processes associated with the uplink signal;
- the correspondence indicates that all PUCCH spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1; if the second correspondence indicates that the partial PUCCH spatial correlation information corresponds to closed loop power Control process 0, other PUCCH space related information corresponds to closed loop power control process 1, then the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is a PUCCH, if the terminal device does not configure the PUCCH space related information, or the second correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1. ;
- the number of closed loop power control processes is 1;
- the number of closed loop power control processes associated with the uplink signal is determined according to a second correspondence relationship configured on each BWP in the at least one BWP. That is to say, if the terminal is configured with multiple BWPs, the number can be determined according to the second correspondence configured on each BWP.
- the correspondence between the configured SRS-Spatial Relation Info and the closed-loop power control process is determined. Specifically, it may include at least one of the following three situations:
- the terminal may determine the number of different closed loop power control processes included in the third correspondence as the number of closed loop power control processes associated with the uplink signal.
- the third correspondence indicates that all SRS spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1. If the third correspondence indicates that part of the SRS space related information corresponds to The closed loop power control process is 0, and the other SRS space related information corresponds to the closed loop power control process 1, and the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is SRS, if the terminal device does not configure the SRS space related information, or the third correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1;
- the number of closed loop power control processes is 1.
- the number of BWPs that send the uplink signal is the number of BWPs that simultaneously send the uplink signal, or the number of uplink BWPs that are currently activated, or the number of uplink BWPs that the network side configures for the terminal; for the latter two cases, these BWPs It is not always possible to transmit the uplink signal at the same time, and only one or a part of the BWPs can be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the method further includes determining that the number of bits of the TPC command field in the DCI is 2.
- the DCI includes a TPC command field of the terminal. For example, before the terminal receives the number of BWPs configured on the network side or the number of closed loop power control processes associated with the uplink signal, the terminal assumes that the number of bits of the TPC command field in the DCI is 2.
- the method includes determining that the number of bits in the TPC command field is 2*N or 2+ if the number of BWPs transmitting the uplink signal is N, or the number of closed loop power control processes associated with the uplink signal is N. Log2(N).
- the DCI is at least one of: a DCI carrying a TPC command of a PUSCH; a DCI carrying a TPC command of a PUCCH; and a DCI of a TPC command carrying an SRS.
- the format of the DCI may be: DCI format 2-2 or DCI format 2-3; and the DCI is scrambled by using PUSCH-TPC-RNTI or PUCCH-TPC-RNTI or SRS-TPC-RNTI. .
- the DCI can be used to indicate a TPC command on a BWP, and can also be used to indicate a TPC command on a different BWP.
- the uplink signal is one of the following: PUSCH, PUCCH, and SRS.
- the DCI format is DCI format 2-2, and is scrambled by PUSCH-TPC-RNTI or PUCCH-TPC-RNTI; if the uplink signal is SRS, then The DCI format is DCI format 2-3 and is scrambled by SRS-TPC-RNTI.
- the embodiment may further provide a processing method for further determining the TPC command domain.
- the method may further include: according to the TPC command location index indicated by the network side, and the number of bits of the TPC command domain, from the DCI. Determining a TPC command field of the terminal device.
- the method for obtaining the TPC command location index may be: receiving the TPC command location index indicated by the RRC signaling on the network side, where the TPC command location index is used to indicate that the TPC command domain of the terminal device is in the The starting bit in the DCI.
- the location index may be in units of 1 bit, that is, the start bit of the TPC command field may be in any position in the DCI; or the location index may be in units of 2 bits, that is, from the TPC command field.
- the start bit may be any even bit of the DCI bits (eg, the bit index is 0, 2, 4, ).
- the TPC command location index includes a location index of at least one TPC command; wherein each TPC command corresponds to one BWP or a closed loop power control process corresponding to one BWP.
- the TPC command field includes a location index of multiple TPC commands, and each TPC command corresponds to a BWP or a closed loop power control process on a BWP, the network side may configure an independent location index for the multiple TPC commands. That is, the network side can independently configure the TPC command location index for each BWP or each closed-loop power control process.
- the kth location index corresponds to the TPC command of the kth BWP or the kth closed loop power control process.
- the TPC command field occupies consecutive bits in the DCI. For example, if the TPC command field contains 2 TPC commands, then the two TPC commands are two consecutive TPC commands in the DCI.
- the TPC command location index indicates the kth bit, and the number of bits in the TPC command field is M, and the bit occupied by the TPC command field of the terminal is the ⁇ k, k+1, ..., k in the DCI. +M-1 ⁇ bits.
- the TPC command field is 2*N bits, it includes N 2-bit TPC commands, and the n-th TPC command is used for the n-th BWP or the n-th closed-loop power control process;
- the TPC command field is 2+log2(N) bits, and the first two bits are TPC commands, followed by log2(N) bits indicating the BWP or closed loop power control process corresponding to the TPC command, or the last two bits are TPC.
- the pre-log2 (N) bits indicate the BWP or closed-loop power control process corresponding to the TPC command.
- the embodiment may further include the following steps:
- the method for determining the transmission power of the uplink signal may be calculated based on any closed-loop power adjustment factor, and the manner of calculation is not described herein.
- the corresponding TPC command can be determined according to the number of uplink signal BWPs or the number of closed loop power control processes, and the power adjustment factor corresponding to the uplink signal is determined according to the TPC command, thereby reducing the terminal as much as possible.
- the DCI overhead of the TPC command saves unnecessary DCI overhead, and performs closed-loop power control of more terminals and more BWPs through one DCI.
- An embodiment of the present invention provides an uplink power control method, which is applied to a network device. As shown in FIG. 2, the method includes:
- Step 201 Determine the number of bits of the transmit power control TPC command field of the terminal device in the downlink control information DCI according to the number of the bandwidth part BWP that sends the uplink signal, or according to the number of closed loop power control processes associated with the uplink signal;
- Step 202 Send the TPC command domain to the terminal device by using the DCI.
- the terminal device in this embodiment can be understood as a terminal having a communication function in a communication system, such as a mobile phone or the like.
- the above method for determining the number of closed loop power control processes associated with the uplink signal may include at least one of the following:
- the uplink signal is a PUCCH
- the uplink signal is an SRS
- the determining, according to the transmission type of the current uplink signal, the number of closed loop power control processes associated with the uplink signal including:
- the terminal device configures at least one BWP, determine the number of closed loop power control processes for each BWP according to the transmission type on each BWP in the at least one BWP; wherein at least one can be understood as one of course, and more .
- the foregoing determines the number of closed loop power control processes associated with the uplink signal according to the high layer signaling configuration, and may independently configure the number for the PUSCH and the PUCCH. If the terminal is configured with multiple BWPs, the network side can configure the number of closed loop power control processes for each BWP.
- the number of the BWPs that send the uplink signal may be one of: the number of BWPs that simultaneously send the uplink signal; the number of currently activated uplink BWPs; and the number of uplink BWPs that the network side configures for the terminal.
- these BWPs may not be used to simultaneously transmit the uplink signal, and only one or a part of the BWPs may be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the uplink signal is a PUSCH
- the number of the closed loop power control processes associated with the uplink signal including at least one of the following three conditions:
- the first correspondence indicates that all SRI states correspond to the same closed-loop power control process, and the number of closed-loop power control processes is 1. If the correspondence indicates that part of the SRI state corresponds to the closed-loop power control process 0, The other SRI states correspond to the closed loop power control process 1, and the number of closed loop power control processes is two.
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1;
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1, that is, if the terminal does not have The SRI or the correspondence between the SRI state and the closed loop power control process is configured, and the number of closed loop power control processes is 1.
- the terminal device configures at least one BWP, determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal.
- the terminal device Determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal, that is, when the uplink signal is a PUSCH, and the terminal device is configured with at least one BWP, that is, If the terminal is configured with multiple BWPs, the number can be determined according to the corresponding relationship configured on each BWP.
- the first correspondence relationship may be understood as a correspondence between the SRI state and the closed-loop power control process, where the SRI is an SRS resource indicator (SRS Resource Indicator), and the acquiring manner may be performed by scheduling
- the DCI of the PUSCH carries the SRI.
- the number of closed-loop power control processes associated with the uplink signal that is, if the uplink signal is a PUCCH, according to the high-layer signaling, when the uplink signal is a PUCCH
- the correspondence between the configured PUCCH-Spatial Relation Info and the closed-loop power control process determines the number of different closed-loop power control processes included in the correspondence. Specifically, at least one of the following three cases may be included:
- the terminal may determine, by the number of different closed loop power control processes included in the second correspondence, the number of closed loop power control processes associated with the uplink signal;
- the correspondence indicates that all PUCCH spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1; if the second correspondence indicates that the partial PUCCH spatial correlation information corresponds to closed loop power Control process 0, other PUCCH space related information corresponds to closed loop power control process 1, then the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is a PUCCH, if the terminal device does not configure the PUCCH space related information, or the second correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1. ;
- the number of closed loop power control processes is 1;
- the number of closed loop power control processes associated with the uplink signal is determined according to a second correspondence relationship configured on each BWP in the at least one BWP. That is to say, if the terminal is configured with multiple BWPs, the number can be determined according to the second correspondence configured on each BWP.
- the correspondence between the configured SRS-Spatial Relation Info and the closed-loop power control process determines the number of different closed-loop power control processes included in the correspondence. Specifically, it may include at least one of the following three situations:
- the terminal may determine the number of different closed loop power control processes included in the third correspondence as the number of closed loop power control processes associated with the uplink signal.
- the third correspondence indicates that all SRS spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1. If the third correspondence indicates that part of the SRS space related information corresponds to The closed loop power control process is 0, and the other SRS space related information corresponds to the closed loop power control process 1, and the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is SRS, if the terminal device does not configure the SRS space related information, or the third correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1;
- the number of closed loop power control processes is 1.
- the number of BWPs that send the uplink signal is: the number of BWPs that simultaneously send the uplink signal; or the number of currently activated uplink BWPs; or the number of uplink BWPs configured for the terminal device;
- these BWPs may not be able to simultaneously transmit the uplink signal, and only one or a part of the BWPs may be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the method further includes determining that the number of bits of the TPC command field in the DCI is 2.
- the DCI includes a TPC command field of the terminal. For example, before the terminal receives the number of BWPs configured on the network side or the number of closed loop power control processes associated with the uplink signal, the terminal assumes that the number of bits of the TPC command field in the DCI is 2.
- the method includes determining that the number of bits in the TPC command field is 2*N or 2+ if the number of BWPs transmitting the uplink signal is N, or the number of closed loop power control processes associated with the uplink signal is N. Log2(N).
- the DCI is at least one of: a DCI carrying a TPC command of a PUSCH; a DCI carrying a TPC command of a PUCCH; and a DCI of a TPC command carrying an SRS.
- the format of the DCI may be: DCI format 2-2 or DCI format 2-3; and the DCI is scrambled by using PUSCH-TPC-RNTI or PUCCH-TPC-RNTI or SRS-TPC-RNTI. .
- the DCI can be used to indicate a TPC command on a BWP, and can also be used to indicate a TPC command on a different BWP.
- the uplink signal is one of the following: PUSCH, PUCCH, and SRS.
- the DCI format is DCI format 2-2, and is scrambled by PUSCH-TPC-RNTI or PUCCH-TPC-RNTI; if the uplink signal is SRS, then The DCI format is DCI format 2-3 and is scrambled by SRS-TPC-RNTI.
- the embodiment may further provide a processing method for further determining the TPC command domain.
- the method may further include: indicating a TPC command location index to the terminal device, so that the terminal device is based on the TPC command location and the TPC command. The number of bits in the domain from which the TPC command field is determined.
- the method for obtaining a TPC command location index may be: the TPC command location index indicated by the network device by using RRC signaling; wherein the TPC command location index is used to indicate that the TPC command domain of the terminal device is The starting bit in the DCI.
- the location index may be in units of 1 bit, that is, the start bit of the TPC command field may be in any position in the DCI; or the location index may be in units of 2 bits, that is, from the TPC command field.
- the start bit may be any even bit of the DCI bits (eg, the bit index is 0, 2, 4, ).
- the TPC command location index includes a location index of at least one TPC command; wherein each TPC command corresponds to one BWP or a closed loop power control process corresponding to one BWP.
- the TPC command field includes a location index of multiple TPC commands, each TPC command corresponds to a BWP or a closed loop power control process on a BWP, the network side may configure an independent location index for the multiple TPC commands. That is, the network side can independently configure the TPC command location index for each BWP or each closed-loop power control process.
- the kth location index corresponds to the TPC command of the kth BWP or the kth closed loop power control process.
- the TPC command field occupies consecutive bits in the DCI. For example, if the TPC command field contains 2 TPC commands, then the two TPC commands are two consecutive TPC commands in the DCI.
- the TPC command location index indicates the kth bit, and the number of bits in the TPC command field is M, and the bit occupied by the TPC command field of the terminal is the ⁇ k, k+1, ..., k in the DCI. +M-1 ⁇ bits.
- the method for determining the transmission power of the uplink signal may be calculated based on any closed-loop power adjustment factor, and the manner of calculation is not described herein.
- the corresponding TPC command can be determined according to the number of uplink signal BWPs or the number of closed loop power control processes, and the power adjustment factor corresponding to the uplink signal is determined according to the TPC command, thereby reducing the terminal as much as possible.
- the DCI overhead of the TPC command saves unnecessary DCI overhead, and performs closed-loop power control of more terminals and more BWPs through one DCI.
- An embodiment of the present invention provides a terminal device, as shown in FIG. 3, including:
- the first processing unit 31 determines, according to the number of bandwidth portions BWP that transmit the uplink signal, or the number of closed-loop power control processes associated with the uplink signal, the bit of the transmission power control TPC command field of the terminal device in the downlink control information DCI. And determining, according to the TPC command in the TPC command domain, a closed loop power adjustment factor for transmitting at least one BWP of the uplink signal or at least one closed loop power control process associated with the uplink signal.
- the terminal device in this embodiment can be understood as a terminal having a communication function in a communication system, such as a mobile phone or the like.
- the first processing unit 31 may perform at least one of the following:
- the uplink signal is a PUCCH
- the uplink signal is an SRS
- the first processing unit 31 determines, according to the uplink signal, an exemption type or a scheduling type, the number of closed loop power control processes associated with the uplink signal; for example, based on grant-free (terminal autonomous transmission)
- the uplink signal is still based on the scheduled uplink signal, and the corresponding number is determined based on this type.
- the number of closed loop power control processes associated with the grant-free uplink signal is 1; the number of closed loop power control processes based on the scheduling association is 2 or the value configured on the network side;
- the terminal device configures at least one BWP, determine the number of closed loop power control processes for each BWP according to the transmission type on each BWP in the at least one BWP; wherein at least one can be understood as one of course, and more .
- the number of closed loop power control processes associated with the uplink signal determined according to the high layer signaling configuration may be independently configured for the PUSCH and the PUCCH. If the terminal is configured with multiple BWPs, the network side can configure the number of closed loop power control processes for each BWP.
- the first processing unit 31 uses the total number of closed-loop power control processes included in all BWPs that send the uplink signal as the number of closed-loop power control processes associated with the uplink signal.
- the number of the BWPs that send the uplink signal may be one of: the number of BWPs that simultaneously send the uplink signal; the number of currently activated uplink BWPs; and the number of uplink BWPs that the network side configures for the terminal.
- these BWPs may not be used to simultaneously transmit the uplink signal, and only one or a part of the BWPs may be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the first processing unit 31 performs at least one of the following three types:
- the first correspondence indicates that all SRI states correspond to the same closed-loop power control process, and the number of closed-loop power control processes is 1. If the correspondence indicates that part of the SRI state corresponds to the closed-loop power control process 0, The other SRI states correspond to the closed loop power control process 1, and the number of closed loop power control processes is two.
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1;
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1, that is, if the terminal does not have The SRI or the correspondence between the SRI state and the closed loop power control process is configured, and the number of closed loop power control processes is 1.
- the terminal device configures at least one BWP, determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal.
- the terminal device Determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal, that is, when the uplink signal is a PUSCH, and the terminal device is configured with at least one BWP, that is, If the terminal is configured with multiple BWPs, the number can be determined according to the corresponding relationship configured on each BWP.
- the first correspondence relationship may be understood as a correspondence between the SRI state and the closed-loop power control process, where the SRI is an SRS resource indicator (SRS Resource Indicator), and the acquiring manner may be performed by scheduling
- the DCI of the PUSCH carries the SRI.
- the number of closed-loop power control processes associated with the uplink signal that is, if the uplink signal is a PUCCH, according to the high-layer signaling, when the uplink signal is a PUCCH
- the correspondence between the configured PUCCH spatial correlation information (PUCCH-SpatialRelationInfo) and the closed loop power control process determines the number of different closed loop power control processes included in the correspondence. Specifically, it may include:
- the first processing unit 31 can perform at least one of the following three situations:
- the terminal may determine, by the number of different closed loop power control processes included in the second correspondence, the number of closed loop power control processes associated with the uplink signal;
- the correspondence indicates that all PUCCH spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1; if the second correspondence indicates that the partial PUCCH spatial correlation information corresponds to closed loop power Control process 0, other PUCCH space related information corresponds to closed loop power control process 1, then the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is a PUCCH, if the terminal device does not configure the PUCCH space related information, or the second correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1. ;
- the number of closed loop power control processes is 1;
- a first processing unit 31 when the uplink signal is a PUCCH, and the terminal device configures at least one BWP, determining, according to a second correspondence relationship configured on each BWP in the at least one BWP, a closed loop of the uplink signal association
- the number of power control processes That is to say, if the terminal is configured with multiple BWPs, the number can be determined according to the second correspondence configured on each BWP.
- the first processing unit 31 can perform at least one of the following three situations:
- the terminal may determine the number of different closed loop power control processes included in the third correspondence as the number of closed loop power control processes associated with the uplink signal.
- the third correspondence indicates that all SRS spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1. If the third correspondence indicates that part of the SRS space related information corresponds to The closed loop power control process is 0, and the other SRS space related information corresponds to the closed loop power control process 1, and the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is SRS, if the terminal device does not configure the SRS space related information, or the third correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1;
- the number of closed loop power control processes is 1.
- a first processing unit 31 when the uplink signal is an SRS, and the terminal device configures at least one BWP, determining, according to a third correspondence relationship configured on each BWP in the at least one BWP, a closed loop of the uplink signal association
- the number of power control processes that is, if the terminal is configured with multiple BWPs, the number can be determined according to the corresponding relationship configured on each BWP.
- the number of BWPs that send the uplink signal is the number of BWPs that simultaneously send the uplink signal, or the number of uplink BWPs that are currently activated, or the number of uplink BWPs that the network side configures for the terminal; for the latter two cases, these BWPs It is not always possible to transmit the uplink signal at the same time, and only one or a part of the BWPs can be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the method further includes determining that the number of bits of the TPC command field in the DCI is 2.
- the DCI includes a TPC command field of the terminal. For example, before the terminal receives the number of BWPs configured on the network side or the number of closed loop power control processes associated with the uplink signal, the terminal assumes that the number of bits of the TPC command field in the DCI is 2.
- the number of BWPs for transmitting the uplink signal is N, or the number of closed loop power control processes associated with the uplink signal is N, determining that the number of bits in the TPC command field is 2*N or 2+log2(N) .
- the DCI is at least one of: a DCI carrying a TPC command of a PUSCH; a DCI carrying a TPC command of a PUCCH; and a DCI of a TPC command carrying an SRS.
- the format of the DCI may be: DCI format 2-2 or DCI format 2-3; and the DCI is scrambled by using PUSCH-TPC-RNTI or PUCCH-TPC-RNTI or SRS-TPC-RNTI. .
- the DCI can be used to indicate a TPC command on a BWP, and can also be used to indicate a TPC command on a different BWP.
- the uplink signal is one of the following: PUSCH, PUCCH, and SRS.
- the DCI format is DCI format 2-2, and is scrambled by PUSCH-TPC-RNTI or PUCCH-TPC-RNTI; if the uplink signal is SRS, then The DCI format is DCI format 2-3 and is scrambled by SRS-TPC-RNTI.
- the embodiment may further provide a processing method for further determining the TPC command domain.
- the method may further include: according to the TPC command location index indicated by the network side, and the number of bits of the TPC command domain, from the DCI. Determining a TPC command field of the terminal device.
- the method for how to obtain a location index of a TPC command further includes:
- the first communication unit 32 receives the TPC command location index indicated by the RRC signaling on the network side;
- the TPC command location index indicated by the RRC signaling is used to indicate a start bit of the TPC command domain of the terminal device in the DCI.
- the location index may be in units of 1 bit, that is, the start bit of the TPC command field may be in any position in the DCI; or the location index may be in units of 2 bits, that is, from the TPC command field.
- the start bit may be any even bit of the DCI bits (eg, the bit index is 0, 2, 4, ).
- the TPC command location index includes a location index of at least one TPC command; wherein each TPC command corresponds to one BWP or a closed loop power control process corresponding to one BWP.
- the TPC command field includes a location index of multiple TPC commands, and each TPC command corresponds to a BWP or a closed loop power control process on a BWP, the network side may configure an independent location index for the multiple TPC commands. That is, the network side can independently configure the TPC command location index for each BWP or each closed-loop power control process.
- the kth location index corresponds to the TPC command of the kth BWP or the kth closed loop power control process.
- the TPC command field occupies consecutive bits in the DCI. For example, if the TPC command field contains 2 TPC commands, then the two TPC commands are two consecutive TPC commands in the DCI.
- the TPC command location index indicates the kth bit, and the number of bits in the TPC command field is M, and the bit occupied by the TPC command field of the terminal is the ⁇ k, k+1, ..., k in the DCI. +M-1 ⁇ bits.
- the TPC command field is 2*N bits, it includes N 2-bit TPC commands, and the nth TPC command is used for the nth BWP or the nth closed-loop power control process; if the TPC command field is 2+log2(N) bits, the first two bits are TPC commands, followed by log2(N) bits indicating the BWP or closed-loop power control process corresponding to the TPC command, or the last two bits are TPC commands, pre-log2 ( N) bits indicate the BWP or closed loop power control process corresponding to the TPC command.
- the first communication unit sends the uplink signal according to the determined transmit power
- the first processing unit determines the transmit power of the uplink signal according to a closed loop power adjustment factor of the BWP currently transmitting the uplink signal or a closed loop power adjustment factor of the closed loop power control process currently used by the uplink signal.
- the corresponding TPC command can be determined according to the number of uplink signal BWPs or the number of closed loop power control processes, and the power adjustment factor corresponding to the uplink signal is determined according to the TPC command, thereby reducing the terminal as much as possible.
- the DCI overhead of the TPC command saves unnecessary DCI overhead, and performs closed-loop power control of more terminals and more BWPs through one DCI.
- An embodiment of the present invention provides a network device, as shown in FIG. 4, including:
- the second processing unit 41 determines, according to the number of bandwidth portions BWP that transmit the uplink signal, or the number of closed loop power control processes associated with the uplink signal, the number of bits of the transmission power control TPC command field of the terminal device in the downlink control information DCI;
- the second communication unit 42 sends the TPC command field to the terminal device by using the DCI.
- the terminal device in this embodiment can be understood as a terminal having a communication function in a communication system, such as a mobile phone or the like.
- the second processing unit 41 performs at least one of the following:
- the uplink signal is a PUCCH
- the uplink signal is an SRS
- the second processing unit 41 determines, according to the uplink signal, an exemption type or a scheduling type, the number of closed loop power control processes associated with the uplink signal; for example, based on grant-free (terminal autonomous transmission)
- the uplink signal is still based on the scheduled uplink signal, and the corresponding number is determined based on this type.
- the number of closed loop power control processes associated with the grant-free uplink signal is 1; the number of closed loop power control processes based on the scheduling association is 2 or the value configured on the network side;
- the terminal device configures at least one BWP, determine the number of closed loop power control processes for each BWP according to the transmission type on each BWP in the at least one BWP; wherein at least one can be understood as one of course, and more .
- the foregoing determines the number of closed loop power control processes associated with the uplink signal according to the high layer signaling configuration, and may independently configure the number for the PUSCH and the PUCCH. If the terminal is configured with multiple BWPs, the network side can configure the number of closed loop power control processes for each BWP.
- the second processing unit 41 uses the total number of closed loop power control processes included in all BWPs transmitting the uplink signal as the number of closed loop power control processes associated with the uplink signal.
- the number of the BWPs that send the uplink signal may be one of: the number of BWPs that simultaneously send the uplink signal; the number of currently activated uplink BWPs; and the number of uplink BWPs that the network side configures for the terminal.
- these BWPs may not be used to simultaneously transmit the uplink signal, and only one or a part of the BWPs may be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the second processing unit 41 performs at least one of the following three types:
- the first correspondence indicates that all SRI states correspond to the same closed-loop power control process, and the number of closed-loop power control processes is 1. If the correspondence indicates that part of the SRI state corresponds to the closed-loop power control process 0, The other SRI states correspond to the closed loop power control process 1, and the number of closed loop power control processes is two.
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1;
- the terminal device When the uplink signal is a PUSCH, and the terminal device is not configured with the SRI, or the first correspondence is not configured, determining that the number of closed loop power control processes associated with the uplink signal is 1, that is, if the terminal does not have The SRI or the correspondence between the SRI state and the closed loop power control process is configured, and the number of closed loop power control processes is 1.
- the terminal device configures at least one BWP, determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal.
- the terminal device Determining, according to the first correspondence of each BWP configuration in the at least one BWP, the number of closed loop power control processes associated with the uplink signal, that is, when the uplink signal is a PUSCH, and the terminal device is configured with at least one BWP, that is, If the terminal is configured with multiple BWPs, the number can be determined according to the corresponding relationship configured on each BWP.
- the first correspondence relationship may be understood as a correspondence between the SRI state and the closed-loop power control process, where the SRI is an SRS resource indicator (SRS Resource Indicator), and the acquiring manner may be performed by scheduling
- the DCI of the PUSCH carries the SRI.
- the number of closed-loop power control processes associated with the uplink signal that is, if the uplink signal is a PUCCH, according to the high-layer signaling, when the uplink signal is a PUCCH
- the correspondence between the configured PUCCH spatial correlation information (PUCCH-SpatialRelationInfo) and the closed loop power control process determines the number of different closed loop power control processes included in the correspondence. Specifically, it may include:
- the second processing unit 41 can perform at least one of the following three situations:
- the terminal may determine, by the number of different closed loop power control processes included in the second correspondence, the number of closed loop power control processes associated with the uplink signal;
- the correspondence indicates that all PUCCH spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1; if the second correspondence indicates that the partial PUCCH spatial correlation information corresponds to closed loop power Control process 0, other PUCCH space related information corresponds to closed loop power control process 1, then the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is a PUCCH, if the terminal device does not configure the PUCCH space related information, or the second correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1. ;
- the number of closed loop power control processes is 1;
- a second processing unit 41 when the uplink signal is a PUCCH, and the terminal device configures at least one BWP, determining a closed loop of the uplink signal association according to a second correspondence relationship configured on each BWP in the at least one BWP The number of power control processes. That is to say, if the terminal is configured with multiple BWPs, the number can be determined according to the second correspondence configured on each BWP.
- the second processing unit 41 can perform at least one of the following three situations:
- the terminal may determine the number of different closed loop power control processes included in the third correspondence as the number of closed loop power control processes associated with the uplink signal.
- the third correspondence indicates that all SRS spatial related information corresponds to the same closed loop power control process, and the number of closed loop power control processes is 1. If the third correspondence indicates that part of the SRS space related information corresponds to The closed loop power control process is 0, and the other SRS space related information corresponds to the closed loop power control process 1, and the number of closed loop power control processes is 2.
- the terminal device When the uplink signal is SRS, if the terminal device does not configure the SRS space related information, or the third correspondence is not configured, determine that the number of closed loop power control processes associated with the uplink signal is 1;
- the number of closed loop power control processes is 1.
- a second processing unit 41 when the uplink signal is an SRS, and the terminal device configures at least one BWP, determining a closed loop of the uplink signal association according to a third correspondence relationship configured on each BWP in the at least one BWP
- the number of power control processes that is, if the terminal is configured with multiple BWPs, the number can be determined according to the corresponding relationship configured on each BWP.
- the number of BWPs that send the uplink signal is the number of BWPs that simultaneously send the uplink signal, or the number of uplink BWPs that are currently activated, or the number of uplink BWPs that the network side configures for the terminal; for the latter two cases, these BWPs It is not always possible to transmit the uplink signal at the same time, and only one or a part of the BWPs can be used to transmit the uplink signal at the same time.
- the terminal may send the uplink signal by using different BWPs at different times.
- the method further includes determining that the number of bits of the TPC command field in the DCI is 2.
- the DCI includes a TPC command field of the terminal. For example, before the terminal receives the number of BWPs configured on the network side or the number of closed loop power control processes associated with the uplink signal, the terminal assumes that the number of bits of the TPC command field in the DCI is 2.
- the number of BWPs for transmitting the uplink signal is N, or the number of closed loop power control processes associated with the uplink signal is N, determining that the number of bits in the TPC command field is 2*N or 2+log2(N) .
- the DCI is at least one of: a DCI carrying a TPC command of a PUSCH; a DCI carrying a TPC command of a PUCCH; and a DCI of a TPC command carrying an SRS.
- the format of the DCI may be: DCI format 2-2 or DCI format 2-3; and the DCI is scrambled by using PUSCH-TPC-RNTI or PUCCH-TPC-RNTI or SRS-TPC-RNTI. .
- the DCI can be used to indicate a TPC command on a BWP, and can also be used to indicate a TPC command on a different BWP.
- the uplink signal is one of the following: PUSCH, PUCCH, and SRS.
- the DCI format is DCI format 2-2, and is scrambled by PUSCH-TPC-RNTI or PUCCH-TPC-RNTI; if the uplink signal is SRS, then The DCI format is DCI format 2-3 and is scrambled by SRS-TPC-RNTI.
- the embodiment may further provide a processing method for further determining the TPC command domain.
- the method may further include: indicating a TPC command location index to the terminal device, so that the terminal device is based on the TPC command location and the TPC command. The number of bits in the domain from which the TPC command field is determined.
- the method for obtaining a TPC command location index may be: the TPC command location index indicated by the network device by using RRC signaling; wherein the TPC command location index is used to indicate that the TPC command domain of the terminal device is The starting bit in the DCI.
- the location index may be in units of 1 bit, that is, the start bit of the TPC command field may be in any position in the DCI; or the location index may be in units of 2 bits, that is, from the TPC command field.
- the start bit may be any even bit of the DCI bits (eg, the bit index is 0, 2, 4, ).
- the TPC command location index includes a location index of at least one TPC command; wherein each TPC command corresponds to one BWP or a closed loop power control process corresponding to one BWP.
- the TPC command field includes a location index of multiple TPC commands, and each TPC command corresponds to a BWP or a closed loop power control process on a BWP, the network side may configure an independent location index for the multiple TPC commands. That is, the network side can independently configure the TPC command location index for each BWP or each closed-loop power control process.
- the kth location index corresponds to the TPC command of the kth BWP or the kth closed loop power control process.
- the TPC command field occupies consecutive bits in the DCI. For example, if the TPC command field contains 2 TPC commands, then the two TPC commands are two consecutive TPC commands in the DCI.
- the TPC command location index indicates the kth bit, and the number of bits in the TPC command field is M, and the bit occupied by the TPC command field of the terminal is the ⁇ k, k+1, ..., k in the DCI. +M-1 ⁇ bits.
- the second processing unit 41 determines, according to the closed loop power adjustment factor of the BWP that the current terminal device sends the uplink signal, or the closed loop power adjustment factor of the closed loop power control process currently used by the terminal device to send the uplink signal, to determine the uplink of the terminal device.
- the second communication unit 41 receives the uplink signal sent by the terminal device according to the determined transmit power.
- the corresponding TPC command can be determined according to the number of uplink signal BWPs or the number of closed loop power control processes, and the power adjustment factor corresponding to the uplink signal is determined according to the TPC command, thereby reducing the terminal as much as possible.
- the DCI overhead of the TPC command saves unnecessary DCI overhead, and performs closed-loop power control of more terminals and more BWPs through one DCI.
- the embodiment of the present invention further provides a terminal device, or a hardware component architecture of the network device.
- the method includes at least one processor 51, a memory 52, and at least one network interface 53.
- the various components are coupled together by a bus system 54.
- bus system 54 is used to implement connection communication between these components.
- the bus system 54 includes, in addition to the data bus, a power bus, a control bus, and a status signal bus.
- various buses are labeled as bus system 54 in FIG.
- the memory 52 in the embodiments of the present invention may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- memory 52 stores elements, executable modules or data structures, or a subset thereof, or their extension set:
- the processor 51 is configured to be able to process the method steps of the first embodiment or the second embodiment, and details are not described herein.
- Embodiments of the Invention may be stored in a computer readable storage medium if it is implemented in the form of a software function module and sold or used as a standalone product. Based on such understanding, the technical solution of the embodiments of the present invention may be embodied in the form of a software product in essence or in the form of a software product stored in a storage medium, including a plurality of instructions.
- a computer device (which may be a personal computer, server, or network device, etc.) is caused to perform all or part of the methods described in various embodiments of the present invention.
- the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a mobile hard disk, a read only memory (ROM), a magnetic disk, or an optical disk.
- embodiments of the invention are not limited to any specific combination of hardware and software.
- a computer storage medium is provided by the embodiment of the present invention.
- the computer storage medium stores computer executable instructions. When the computer executable instructions are executed, the method steps of the first embodiment or the second embodiment are implemented.
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (57)
- 一种上行功率控制方法,应用于终端设备,所述方法包括:根据发送上行信号的带宽部分BWP的数量、或者、根据上行信号关联的闭环功率控制进程的数量,确定下行控制信息DCI中所述终端设备的发送功率控制TPC命令域的比特数;根据所述TPC命令域中的TPC命令,确定发送所述上行信号的至少一个BWP或者所述上行信号关联的至少一个闭环功率控制进程的闭环功率调整因子。
- 根据权利要求1所述的方法,其中,所述方法还包括以下至少之一:根据所述上行信号当前的传输类型确定所述上行信号关联的闭环功率控制进程的数量;根据高层信令配置确定所述上行信号关联的闭环功率控制进程的数量;根据发送所述上行信号的BWP的数量以及发送所述上行信号的各个BWP上的闭环功率控制进程的数量,确定所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUSCH时,根据高层信令配置的第一对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第一对应关系为SRI状态和闭环功率控制进程的对应关系;当所述上行信号为PUCCH时,根据高层信令配置的第二对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第二对应关系为PUCCH空间相关信息和闭环功率控制进程的对应关系;当所述上行信号为SRS时,根据高层信令配置的第三对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第三对应关系为SRS空间相关信息和闭环功率控制进程的对应关系。
- 根据权利要求2所述的方法,其中,所述根据当前上行信号的传输类型确定所述上行信号关联的闭环功率控制进程的数量,包括:基于所述上行信号为免授权类型或基于调度类型,确定所述上行信号关联的闭环功率控制进程的数量;和/或,当所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP上的传输类型为每一个BWP确定闭环功率控制进程的数量。
- 根据权利要求2所述的方法,其中,所述根据发送所述上行信号的BWP的数量以及各个上行信号的BWP上的闭环功率控制进程的数量,确定所述上行信号关联的闭环功率控制进程的数量,包括:将发送所述上行信号的所有BWP中包含的闭环功率控制进程的总数量,作为所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求2所述的方法,其中,所述当所述上行信号为PUSCH时,根据高层信令配置的第一对应关系,确定所述上行信号关联的闭环功率控制进程的数量,包括以下至少之一:将所述第一对应关系中包含的不同闭环功率控制进程的数量,确定为所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUSCH、且所述终端设备未配置所述SRI、或者未配置所述第一对应关系时,确定所述上行信号关联的闭环功率控制进程的数量为1;当所述上行信号为PUSCH、且所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP配置的第一对应关系,确定所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求2所述的方法,其中,所述当所述上行信号为PUCCH时,根据高层信令配置的第二对应关系,确定所述上行信号关联的闭环功率控制进程的数量,包括以下至少之一:将所述第二对应关系中包含的不同闭环功率控制进程的数量,确定为所述上行信号关联的闭环 功率控制进程的数量;当所述上行信号为PUCCH时,若所述终端设备未配置所述PUCCH空间相关信息、或者、未配置所述第二对应关系,则确定所述上行信号关联的闭环功率控制进程的数量为1;当所述上行信号为PUCCH、且所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP上配置的第二对应关系,确定所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求2所述的方法,其中,所述当所述上行信号为SRS时,根据高层信令配置的第三对应关系,确定所述上行信号关联的闭环功率控制进程的数量,包括以下至少之一:将所述第三对应关系中包含的不同闭环功率控制进程的数量,确定为所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为SRS时,若所述终端设备未配置所述SRS空间相关信息、或者未配置所述第三对应关系,则确定所述上行信号关联的闭环功率控制进程的数量为1;当所述上行信号为SRS、且所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP上配置的第三对应关系,确定所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求1-7任一项所述的方法,其中,所述发送上行信号的BWP的数量,为:同时发送所述上行信号的BWP的数量;或者,当前激活的上行BWP的数量,或者,网络侧为所述终端设备配置的上行BWP的数量。
- 根据权利要求1所述的方法,其中,在确定发送上行信号的BWP的数量或所述上行信号关联的闭环功率控制进程的数量之前,所述方法还包括:确定所述DCI中的TPC命令域的比特数为2。
- 根据权利要求9所述的方法,其中,所述DCI中包含所述终端设备的1个TPC命令域。
- 根据权利要求1-8任一项所述的方法,其中,所述方法还包括:如果所述发送上行信号的BWP的数量为N、或所述上行信号关联的闭环功率控制进程的数量为N,则确定所述TPC命令域的比特数为2*N或2+log2(N)。
- 根据权利要求1-11任一项所述的方法,其中,所述DCI为以下至少一:携带PUSCH的TPC命令的DCI;携带PUCCH的TPC命令的DCI;携带SRS的TPC命令的DCI。
- 根据权利要求1-12任一项所述的方法,其中,所述上行信号为以下之一:PUSCH、PUCCH、SRS。
- 根据权利要求1-13任一项所述的方法,其中,所述方法还包括:根据网络侧指示的TPC命令位置索引、以及所述TPC命令域的比特数,从所述DCI中确定所述终端设备的TPC命令域。
- 根据权利要求14所述的方法,其中,所述方法还包括:接收网络侧通过RRC信令指示的所述TPC命令位置索引;其中,所述TPC命令位置索引用于指示所述终端设备的TPC命令域在所述DCI中的起始比特。
- 根据权利要求14所述的方法,其中,所述TPC命令位置索引中包含至少一个TPC命令的位置索引;其中,每一个TPC命令对应一个BWP或者对应一个BWP的一个闭环功率控制进程。
- 根据权利要求1-16中任一项所述的方法,其中,所述TPC命令域占用所述DCI中的连续比特位。
- 根据权利要求1所述的方法,其中,所述方法还包括:根据当前发送所述上行信号的BWP的闭环功率调整因子、或者所述上行信号当前使用的闭环功率控制进程的闭环功率调整因子,确定所述上行信号的发送功率;根据确定的所述发送功率发送所述上行信号。
- 一种上行功率控制方法,应用于网络设备,所述方法包括:根据发送上行信号的带宽部分BWP的数量、或者、根据上行信号关联的闭环功率控制进程的数量,确定下行控制信息DCI中终端设备的发送功率控制TPC命令域的比特数;通过所述DCI向所述终端设备发送所述TPC命令域。
- 根据权利要求19所述的方法,其中,所述方法还包括以下至少之一:根据所述上行信号当前的传输类型确定所述上行信号关联的闭环功率控制进程的数量;根据高层信令配置确定所述上行信号关联的闭环功率控制进程的数量;根据发送所述上行信号的BWP的数量以及发送所述上行信号的各个BWP上的闭环功率控制进程的数量,确定所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUSCH时,根据高层信令配置的第一对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第一对应关系为SRI状态和闭环功率控制进程的对应关系;当所述上行信号为PUCCH时,根据高层信令配置的第二对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第二对应关系为PUCCH空间相关信息和闭环功率控制进程的对应关系;当所述上行信号为SRS时,根据高层信令配置的第三对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第三对应关系为SRS空间相关信息和闭环功率控制进程的对应关系。
- 根据权利要求19或20所述的方法,其中,所述发送上行信号的BWP的数量,为:同时发送所述上行信号的BWP的数量;或者,当前激活的上行BWP的数量;或者,为所述终端设备配置的上行BWP的数量。
- 根据权利要求19所述的方法,其中,在确定发送上行信号的BWP的数量或所述上行信号关联的闭环功率控制进程的数量之前,所述方法还包括:确定所述DCI中的TPC命令域的比特数为2。
- 根据权利要求19-22任一项所述的方法,其中,所述方法还包括:如果所述发送上行信号的BWP的数量为N、或所述上行信号关联的闭环功率控制进程的数量为N,则确定所述TPC命令域的比特数为2*N或2+log2(N)。
- 根据权利要求19-23任一项所述的方法,其中,所述DCI为以下至少一:携带PUSCH的TPC命令的DCI;携带PUCCH的TPC命令的DCI;携带SRS的TPC命令的DCI。
- 根据权利要求19-24任一项所述的方法,其中,所述上行信号为以下之一:PUSCH、PUCCH、SRS。
- 根据权利要求19-25任一项所述的方法,其中,所述方法还包括:向终端设备指示TPC命令位置索引,以使终端设备基于所述TPC命令位置所以以及所述TPC命令域的比特数,从所述DCI中确定TPC命令域。
- 根据权利要求19所述的方法,其中,所述方法还包括:根据当前终端设备发送所述上行信号的BWP的闭环功率调整因子、或者终端设备发送所述上行信号当前使用的闭环功率控制进程的闭环功率调整因子,确定终端设备上行信号的发送功率;根据确定的所述发送功率接收所述终端设备发来的所述上行信号。
- 一种终端设备,所述终端设备包括:第一处理单元,根据发送上行信号的带宽部分BWP的数量、或者、根据上行信号关联的闭环功率控制进程的数量,确定下行控制信息DCI中所述终端设备的发送功率控制TPC命令域的比特数;根据所述TPC命令域中的TPC命令,确定发送所述上行信号的至少一个BWP或者所述上行信号关联的至少一个闭环功率控制进程的闭环功率调整因子。
- 根据权利要求28所述的终端设备,其中,所述第一处理单元,执行以下至少之一:根据所述上行信号当前的传输类型确定所述上行信号关联的闭环功率控制进程的数量;根据高层信令配置确定所述上行信号关联的闭环功率控制进程的数量;根据发送所述上行信号的BWP的数量以及发送所述上行信号的各个BWP上的闭环功率控制进程的数量,确定所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUSCH时,根据高层信令配置的第一对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第一对应关系为SRI状态和闭环功率控制进程的对应关系;当所述上行信号为PUCCH时,根据高层信令配置的第二对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第二对应关系为PUCCH空间相关信息和闭环功率控制进程的对应关系;当所述上行信号为SRS时,根据高层信令配置的第三对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第三对应关系为SRS空间相关信息和闭环功率控制进程的对应关系。
- 根据权利要求29所述的终端设备,其中,所述第一处理单元,基于所述上行信号为免授权类型或基于调度类型,确定所述上行信号关联的闭环功率控制进程的数量;和/或,当所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP上的传输类型为每一个BWP确定闭环功率控制进程的数量。
- 根据权利要求29所述的终端设备,其中,所述第一处理单元,将发送所述上行信号的所有BWP中包含的闭环功率控制进程的总数量,作为所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求29所述的终端设备,其中,所述第一处理单元执行以下至少之一:将所述第一对应关系中包含的不同闭环功率控制进程的数量,确定为所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUSCH、且所述终端设备未配置所述SRI、或者未配置所述第一对应关系时,确定所述上行信号关联的闭环功率控制进程的数量为1;当所述上行信号为PUSCH、且所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP配置的第一对应关系,确定所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求29所述的终端设备,其中,所述第一处理单元执行以下至少之一:将所述第二对应关系中包含的不同闭环功率控制进程的数量,确定为所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUCCH时,若所述终端设备未配置所述PUCCH空间相关信息、或者、未配置所述第二对应关系,则确定所述上行信号关联的闭环功率控制进程的数量为1;当所述上行信号为PUCCH、且所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP上配置的第二对应关系,确定所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求29所述的终端设备,其中,所述第一处理单元执行以下至少之一:将所述第三对应关系中包含的不同闭环功率控制进程的数量,确定为所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为SRS时,若所述终端设备未配置所述SRS空间相关信息、或者未配置所述第三对应关系,则确定所述上行信号关联的闭环功率控制进程的数量为1;当所述上行信号为SRS、且所述终端设备配置至少一个BWP时,根据所述至少一个BWP中各个BWP上配置的第三对应关系,确定所述上行信号关联的闭环功率控制进程的数量。
- 根据权利要求28-34任一项所述的终端设备,其中,所述发送上行信号的BWP的数量,为:同时发送所述上行信号的BWP的数量;或者,当前激活的上行BWP的数量,或者,网络侧为所述终端设备配置的上行BWP的数量。
- 根据权利要求28所述的终端设备,其中,所述第一处理单元,确定所述DCI中的TPC命令域的比特数为2。
- 根据权利要求36所述的终端设备,其中,所述DCI中包含所述终端设备的1个TPC命令域。
- 根据权利要求28-37任一项所述的终端设备,其中,所述第一处理单元,如果所述发送上行信号的BWP的数量为N、或所述上行信号关联的闭环功率控制进程的数量为N,则确定所述TPC命令域的比特数为2*N或2+log2(N)。
- 根据权利要求28-38任一项所述的终端设备,其中,所述DCI为以下至少一:携带PUSCH的TPC命令的DCI;携带PUCCH的TPC命令的DCI;携带SRS的TPC命令的DCI。
- 根据权利要求28-39任一项所述的终端设备,其中,所述上行信号为以下之一:PUSCH、PUCCH、SRS。
- 根据权利要求28-39任一项所述的终端设备,其中,所述第一处理单元,根据网络侧指示的TPC命令位置索引、以及所述TPC命令域的比特数,从所述DCI中确定所述终端设备的TPC命令域。
- 根据权利要求41所述的终端设备,其中,所述终端设备还包括:第一通信单元,接收网络侧通过RRC信令指示的所述TPC命令位置索引;其中,所述TPC命令位置索引用于指示所述终端设备的TPC命令域在所述DCI中的起始比特。
- 根据权利要求41所述的终端设备,其中,所述TPC命令位置索引中包含至少一个TPC命令的位置索引;其中,每一个TPC命令对应一个BWP或者对应一个BWP的一个闭环功率控制进程。
- 根据权利要求28-43中任一项所述的终端设备,其中,所述TPC命令域占用所述DCI中的连续比特位。
- 根据权利要求28所述的终端设备,其中,所述终端设备,还包括:第一通信单元,根据确定的所述发送功率发送所述上行信号;所述第一处理单元,根据当前发送所述上行信号的BWP的闭环功率调整因子、或者所述上行信号当前使用的闭环功率控制进程的闭环功率调整因子,确定所述上行信号的发送功率。
- 一种网络设备,包括:第二处理单元,根据发送上行信号的带宽部分BWP的数量、或者、根据上行信号关联的闭环功率控制进程的数量,确定下行控制信息DCI中终端设备的发送功率控制TPC命令域的比特数;第二通信单元,通过所述DCI向所述终端设备发送所述TPC命令域。
- 根据权利要求46所述的网络设备,其中,所述第二处理单元,执行以下至少之一:根据所述上行信号当前的传输类型确定所述上行信号关联的闭环功率控制进程的数量;根据高层信令配置确定所述上行信号关联的闭环功率控制进程的数量;根据发送所述上行信号的BWP的数量以及发送所述上行信号的各个BWP上的闭环功率控制进程的数量,确定所述上行信号关联的闭环功率控制进程的数量;当所述上行信号为PUSCH时,根据高层信令配置的第一对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第一对应关系为SRI状态和闭环功率控制进程的对应关系;当所述上行信号为PUCCH时,根据高层信令配置的第二对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第二对应关系为PUCCH空间相关信息和闭环功率控制进程的 对应关系;当所述上行信号为SRS时,根据高层信令配置的第三对应关系确定所述上行信号关联的闭环功率控制进程的数量,其中,所述第三对应关系为SRS空间相关信息和闭环功率控制进程的对应关系。
- 根据权利要求46或47所述的网络设备,其中,所述发送上行信号的BWP的数量,为:同时发送所述上行信号的BWP的数量;或者,当前激活的上行BWP的数量;或者,为所述终端设备配置的上行BWP的数量。
- 根据权利要求46所述的网络设备,其中,在确定发送上行信号的BWP的数量或所述上行信号关联的闭环功率控制进程的数量之前,所述第二处理单元,确定所述DCI中的TPC命令域的比特数为2。
- 根据权利要求46-49任一项所述的网络设备,其中,所述第二处理单元,如果所述发送上行信号的BWP的数量为N、或所述上行信号关联的闭环功率控制进程的数量为N,则确定所述TPC命令域的比特数为2*N或2+log2(N)。
- 根据权利要求46-50任一项所述的网络设备,其中,所述DCI为以下至少一:携带PUSCH的TPC命令的DCI;携带PUCCH的TPC命令的DCI;携带SRS的TPC命令的DCI。
- 根据权利要求46-51任一项所述的网络设备,其中,所述上行信号为以下之一:PUSCH、PUCCH、SRS。
- 根据权利要求46-52任一项所述的网络设备,其中,所述第二通信单元,向终端设备指示TPC命令位置索引,以使终端设备基于所述TPC命令位置所以以及所述TPC命令域的比特数,从所述DCI中确定TPC命令域。
- 根据权利要求46所述的网络设备,其中,所述第二处理单元,根据当前终端设备发送所述上行信号的BWP的闭环功率调整因子、或者终端设备发送所述上行信号当前使用的闭环功率控制进程的闭环功率调整因子,确定终端设备上行信号的发送功率;所述第二通信单元,根据确定的所述发送功率接收所述终端设备发来的所述上行信号。
- 一种终端设备,包括:处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行权利要求1-18任一项所述方法的步骤。
- 一种网络设备,包括:处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行权利要求19-27任一项所述方法的步骤。
- 一种计算机存储介质,所述计算机存储介质存储有计算机可执行指令,所述计算机可执行指令被执行时实现权利要求1-27任一项所述的方法步骤。
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/083092 WO2019196114A1 (zh) | 2018-04-13 | 2018-04-13 | 一种上行功率控制方法、终端设备及网络设备 |
KR1020197036274A KR102475094B1 (ko) | 2018-04-13 | 2018-04-13 | 상향 전력 제어 방법, 단말기 디바이스 및 네트워크 디바이스 |
CN201880031781.7A CN110637484B (zh) | 2018-04-13 | 2018-04-13 | 一种上行功率控制方法、终端设备及网络设备 |
AU2018418095A AU2018418095B8 (en) | 2018-04-13 | 2018-04-13 | Method of uplink power control, terminal device, and network device |
IL271001A IL271001B2 (en) | 2018-04-13 | 2018-04-13 | Connection power control method, end unit device and network device |
RU2019142488A RU2758467C1 (ru) | 2018-04-13 | 2018-04-13 | Способ управления мощностью восходящей линии связи, терминальное устройство и сетевое устройство |
EP22155637.6A EP4037390A1 (en) | 2018-04-13 | 2018-04-13 | Method of uplink power control and network device |
BR112019027113-9A BR112019027113A2 (pt) | 2018-04-13 | 2018-04-13 | Método de controle de potência de uplink, dispositivo terminal e dispositivo de rede |
CA3065621A CA3065621C (en) | 2018-04-13 | 2018-04-13 | Method of uplink power control, terminal device and network device |
CN201911303137.3A CN111132295B (zh) | 2018-04-13 | 2018-04-13 | 一种上行功率控制方法、终端设备及网络设备 |
EP18914290.4A EP3627912B1 (en) | 2018-04-13 | 2018-04-13 | Uplink power control method and terminal device |
JP2019568084A JP7080906B2 (ja) | 2018-04-13 | 2018-04-13 | 上り電力の制御方法、端末デバイス及びネットワークデバイス |
ES18914290T ES2912355T3 (es) | 2018-04-13 | 2018-04-13 | Método de control de potencia de enlace ascendente y dispositivo terminal |
SG11201911426YA SG11201911426YA (en) | 2018-04-13 | 2018-04-13 | Method of uplink power control, terminal device and network device |
US16/694,132 US10880838B2 (en) | 2018-04-13 | 2019-11-25 | Method of uplink power control, terminal device and network device |
PH12019502691A PH12019502691A1 (en) | 2018-04-13 | 2019-11-28 | Uplink power control method, terminal device, and network device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/083092 WO2019196114A1 (zh) | 2018-04-13 | 2018-04-13 | 一种上行功率控制方法、终端设备及网络设备 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/694,132 Continuation US10880838B2 (en) | 2018-04-13 | 2019-11-25 | Method of uplink power control, terminal device and network device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019196114A1 true WO2019196114A1 (zh) | 2019-10-17 |
Family
ID=68163840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2018/083092 WO2019196114A1 (zh) | 2018-04-13 | 2018-04-13 | 一种上行功率控制方法、终端设备及网络设备 |
Country Status (14)
Country | Link |
---|---|
US (1) | US10880838B2 (zh) |
EP (2) | EP4037390A1 (zh) |
JP (1) | JP7080906B2 (zh) |
KR (1) | KR102475094B1 (zh) |
CN (2) | CN110637484B (zh) |
AU (1) | AU2018418095B8 (zh) |
BR (1) | BR112019027113A2 (zh) |
CA (1) | CA3065621C (zh) |
ES (1) | ES2912355T3 (zh) |
IL (1) | IL271001B2 (zh) |
PH (1) | PH12019502691A1 (zh) |
RU (1) | RU2758467C1 (zh) |
SG (1) | SG11201911426YA (zh) |
WO (1) | WO2019196114A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023517032A (ja) * | 2020-03-04 | 2023-04-21 | 日本電気株式会社 | ネットワーク装置、端末装置、及び方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108135028B (zh) * | 2018-02-27 | 2022-08-19 | 中兴通讯股份有限公司 | 一种功率控制方法、装置及通信节点 |
US11924819B2 (en) * | 2019-05-24 | 2024-03-05 | Qualcomm Incorporated | Power limits based on signal type for managing maximum permissible exposure |
WO2021026683A1 (en) * | 2019-08-09 | 2021-02-18 | Lenovo (Beijing) Limited | Power control for pucch transmissions with multiple trps |
JP7549020B2 (ja) * | 2020-08-05 | 2024-09-10 | 株式会社Nttドコモ | 端末、無線通信方法、基地局及びシステム |
US11800455B2 (en) * | 2020-09-04 | 2023-10-24 | Qualcomm Incorporated | Methods for power control in ultra wide bandwidth beamforming systems |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013119167A1 (en) * | 2012-02-08 | 2013-08-15 | Telefonaktiebolaget L M Ericsson (Publ) | Closed loop power control commands for srs |
CN104039000A (zh) * | 2013-03-07 | 2014-09-10 | 中兴通讯股份有限公司 | 一种功率调整的方法及基站 |
CN104837191A (zh) * | 2014-02-08 | 2015-08-12 | 上海贝尔股份有限公司 | 一种在TDD eIMTA中控制上行子帧传输功率的方法及其装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI511593B (zh) * | 2006-10-03 | 2015-12-01 | Interdigital Tech Corp | 具e-utra干擾減輕之結合開路/閉路(cqi爲基礎)上鏈傳輸功率控制 |
US9763197B2 (en) * | 2009-10-05 | 2017-09-12 | Qualcomm Incorporated | Component carrier power control in multi-carrier wireless network |
EP2343934A1 (en) * | 2010-01-11 | 2011-07-13 | Panasonic Corporation | Transmit power control signaling for communication systems using carrier aggregation |
CN103379605A (zh) * | 2012-04-26 | 2013-10-30 | 电信科学技术研究院 | 一种上行功率控制方法、装置及系统 |
KR20150105353A (ko) * | 2013-01-03 | 2015-09-16 | 엘지전자 주식회사 | 무선 통신 시스템에서 상향링크 신호를 전송하는 방법 및 장치 |
US9191930B2 (en) * | 2013-03-13 | 2015-11-17 | Samsung Electronics Co., Ltd. | Transmission of acknowledgement information in adaptively configured TDD communication systems |
KR101642361B1 (ko) * | 2014-03-20 | 2016-08-10 | 주식회사 엘지유플러스 | 무선통신시스템에서 단말의 전송전력 제어 방법 및 이를 수행하는 장치 |
CN106797530A (zh) * | 2014-08-14 | 2017-05-31 | Lg 电子株式会社 | 无线通信系统中控制传输功率的方法和设备 |
US9955465B2 (en) * | 2014-10-03 | 2018-04-24 | Intel IP Corporation | Downlink control information (DCI) design for LTE devices |
CN107529209A (zh) * | 2016-06-22 | 2017-12-29 | 深圳市中兴微电子技术有限公司 | 控制wifi热点省电的方法及其装置 |
US10548096B2 (en) * | 2017-04-21 | 2020-01-28 | Samsung Electronics Co., Ltd. | Information type multiplexing and power control |
CA3024549A1 (en) * | 2017-11-16 | 2019-05-16 | Comcast Cable Communications, Llc | Power control for bandwidth part switching |
-
2018
- 2018-04-13 IL IL271001A patent/IL271001B2/en unknown
- 2018-04-13 RU RU2019142488A patent/RU2758467C1/ru active
- 2018-04-13 SG SG11201911426YA patent/SG11201911426YA/en unknown
- 2018-04-13 AU AU2018418095A patent/AU2018418095B8/en active Active
- 2018-04-13 JP JP2019568084A patent/JP7080906B2/ja active Active
- 2018-04-13 CN CN201880031781.7A patent/CN110637484B/zh active Active
- 2018-04-13 CA CA3065621A patent/CA3065621C/en active Active
- 2018-04-13 KR KR1020197036274A patent/KR102475094B1/ko active IP Right Grant
- 2018-04-13 WO PCT/CN2018/083092 patent/WO2019196114A1/zh active Application Filing
- 2018-04-13 EP EP22155637.6A patent/EP4037390A1/en active Pending
- 2018-04-13 EP EP18914290.4A patent/EP3627912B1/en active Active
- 2018-04-13 ES ES18914290T patent/ES2912355T3/es active Active
- 2018-04-13 BR BR112019027113-9A patent/BR112019027113A2/pt unknown
- 2018-04-13 CN CN201911303137.3A patent/CN111132295B/zh active Active
-
2019
- 2019-11-25 US US16/694,132 patent/US10880838B2/en active Active
- 2019-11-28 PH PH12019502691A patent/PH12019502691A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013119167A1 (en) * | 2012-02-08 | 2013-08-15 | Telefonaktiebolaget L M Ericsson (Publ) | Closed loop power control commands for srs |
CN104039000A (zh) * | 2013-03-07 | 2014-09-10 | 中兴通讯股份有限公司 | 一种功率调整的方法及基站 |
CN104837191A (zh) * | 2014-02-08 | 2015-08-12 | 上海贝尔股份有限公司 | 一种在TDD eIMTA中控制上行子帧传输功率的方法及其装置 |
Non-Patent Citations (2)
Title |
---|
See also references of EP3627912A4 * |
VIVO: "Remaining issues on NR UL power control", 3GPP TSG RAN WG1 MEETING #92 R1-1801546, 15 February 2018 (2018-02-15), pages 2 - 3, XP051396798 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023517032A (ja) * | 2020-03-04 | 2023-04-21 | 日本電気株式会社 | ネットワーク装置、端末装置、及び方法 |
JP7468678B2 (ja) | 2020-03-04 | 2024-04-16 | 日本電気株式会社 | ネットワーク装置、端末装置、及び方法 |
Also Published As
Publication number | Publication date |
---|---|
CN110637484B (zh) | 2024-03-15 |
EP3627912B1 (en) | 2022-03-09 |
AU2018418095A1 (en) | 2019-12-19 |
KR20200142444A (ko) | 2020-12-22 |
IL271001B1 (en) | 2024-02-01 |
PH12019502691A1 (en) | 2020-09-28 |
AU2018418095B2 (en) | 2023-01-05 |
CA3065621A1 (en) | 2019-10-17 |
RU2758467C1 (ru) | 2021-10-28 |
CN111132295A (zh) | 2020-05-08 |
CA3065621C (en) | 2022-10-18 |
AU2018418095B8 (en) | 2023-01-19 |
BR112019027113A2 (pt) | 2020-12-08 |
IL271001A (en) | 2020-01-30 |
KR102475094B1 (ko) | 2022-12-07 |
SG11201911426YA (en) | 2020-01-30 |
US10880838B2 (en) | 2020-12-29 |
EP4037390A1 (en) | 2022-08-03 |
EP3627912A1 (en) | 2020-03-25 |
JP7080906B2 (ja) | 2022-06-06 |
EP3627912A4 (en) | 2020-08-12 |
CN110637484A (zh) | 2019-12-31 |
IL271001B2 (en) | 2024-06-01 |
JP2021523582A (ja) | 2021-09-02 |
US20200092820A1 (en) | 2020-03-19 |
ES2912355T3 (es) | 2022-05-25 |
CN111132295B (zh) | 2021-03-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2019196114A1 (zh) | 一种上行功率控制方法、终端设备及网络设备 | |
CN110138514B (zh) | 一种进行混合自动重传请求反馈的方法和终端 | |
EP3711231A1 (en) | Methods and devices for beam report transmission and receiving | |
WO2019169590A1 (zh) | Srs功率余量上报的方法、终端设备及计算机存储介质 | |
CN110166186B (zh) | 一种确定dci中信息域取值的方法及装置 | |
CN110167126B (zh) | 一种多波束传输时pucch功率的控制方法及装置 | |
WO2019157851A1 (zh) | 一种上行物理共享信道功率控制方法和终端 | |
CN114423088A (zh) | 用于多trp系统中pdcch重复的方法和设备 | |
TW202044895A (zh) | 新無線電移動通信中具有波束管理的輔小區激活 | |
WO2019169588A1 (zh) | 一种在带宽部分上传输数据的方法、终端设备及网络设备 | |
JP5761450B2 (ja) | 最大構成出力パワーの報告方法及び端末装置 | |
CN117044144A (zh) | Harq-ack码本处理 | |
WO2017132844A1 (en) | Methods and apparatuses for performing uplink transmission and receiving | |
WO2018010488A1 (zh) | 发射功率确定方法、终端、网络设备和系统 | |
CN111526574A (zh) | 用于功率控制的方法及设备 | |
WO2021083247A1 (zh) | 上行传输的方法、上行传输指示的方法和设备 | |
WO2019237231A1 (zh) | 免授权频谱上信道发送的方法、网络设备及终端设备 | |
TWI803945B (zh) | 用於波束故障恢復的通訊方法、裝置及電腦可讀媒體 | |
WO2022206165A1 (zh) | 一种确定pucch重复传输次数的指示方法及装置 | |
TW202410669A (zh) | 與多個傳送及接收點通訊的方法和使用者設備裝置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 18914290 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 271001 Country of ref document: IL |
|
ENP | Entry into the national phase |
Ref document number: 3065621 Country of ref document: CA |
|
ENP | Entry into the national phase |
Ref document number: 2019568084 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2018418095 Country of ref document: AU Date of ref document: 20180413 Kind code of ref document: A |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112019027113 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 2018914290 Country of ref document: EP Effective date: 20191218 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 112019027113 Country of ref document: BR Kind code of ref document: A2 Effective date: 20191218 |