WO2022206652A1 - Procédé et appareil d'indication d'informations - Google Patents

Procédé et appareil d'indication d'informations Download PDF

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Publication number
WO2022206652A1
WO2022206652A1 PCT/CN2022/083248 CN2022083248W WO2022206652A1 WO 2022206652 A1 WO2022206652 A1 WO 2022206652A1 CN 2022083248 W CN2022083248 W CN 2022083248W WO 2022206652 A1 WO2022206652 A1 WO 2022206652A1
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WIPO (PCT)
Prior art keywords
power information
port
power
field
bit
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PCT/CN2022/083248
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English (en)
Chinese (zh)
Inventor
刘晓晴
张永平
李铁
余政
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华为技术有限公司
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Publication of WO2022206652A1 publication Critical patent/WO2022206652A1/fr

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Classifications

    • 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
    • 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
    • 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
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present application relates to the field of communications, and more particularly, to a method and apparatus for indicating information.
  • the first field will be introduced into the downlink control information (DCI) involved in the new radio (NR) mobile communication system, and the first field will be used to determine the reference signal (RS) resource set of transmit slots.
  • DCI downlink control information
  • NR new radio
  • RS reference signal
  • the present application provides an information indication method and apparatus, which defines a flexible indication function of the first field in the DCI according to different states of the RS request field.
  • an information indication method is provided.
  • the information indication method can be executed by a terminal device, or can also be executed by a chip or circuit provided in the terminal device, which is not limited in this application.
  • the methods indicated by the information include:
  • the terminal device obtains the downlink control information DCI, the DCI includes an RS request field and a first field, the RS request field is used to indicate a triggered RS resource set, and when the RS request field indicates that the RS resource set is triggered, the first field field is used to determine the first information; when the RS request field indicates that no RS resource set is triggered, the first field is used to determine the second information; wherein, the first information is used to determine the time unit for sending the RS resource set , the second information includes at least one piece of power information corresponding to at least one port respectively, and the power information corresponding to the port is used to determine the first transmit power of the port.
  • the first field included in the DCI can implement different indication functions according to the state of the RS request field used to indicate the triggered RS resource set, and the first field in the DCI is flexibly defined. function.
  • the first field is used to determine the first information; when the RS request field indicates that no RS resource set is triggered, the first field is used to determine the second information;
  • the first field is used to determine the first information; in the case that the RS request field indicates that no RS resource set is triggered, the first field is used to determine the first information.
  • the RS request field indicates that the RS resource set is triggered, and the first field is used to determine the first information; or, the RS request field indicates that no RS resource set is triggered, and the first field is used to determine the second information;
  • the RS request field indicates that the RS resource set is triggered, and the first field is used to determine the first information
  • the RS request field indicates that no RS resource set is triggered, and the first field is used to determine the second information
  • the RS request field indicates that the RS resource set is triggered, and the first field is used to determine the first information
  • the RS request field indicates that no RS resource set is triggered, and the first field is used to determine the second information.
  • the first field used to determine the second information includes: the first field is used to determine at least one piece of power information corresponding to the at least one port, wherein the The power information includes at least one of the following: the power information is the first transmit power; or, the power information is an offset, and the offset and the second transmit power are used to determine the first transmit power; or, the power information is a differential power offset, and the differential power offset and the transmit power of the preset port are used to determine the first transmit power; the power information is an independent variable, and the independent variable and a predefined rule are used to determine the first transmit power,
  • the second transmission power is obtained according to one or more of a predefined rule, a value indicated by high-layer signaling configuration and/or a second field, and the number of ports used for one transmission, and the second field includes the The power control field contained in the DCI.
  • the network device when instructing the terminal device to send no RS resource set, may reuse the first field used to determine the time unit for sending the RS resource set to indicate the uplink transmission power of each port, and when reducing the RS resource set Under the premise of signaling overhead, it is ensured that the power of each port data stream received by the network device is the same, thereby not affecting the uplink spectral efficiency and uplink throughput of the system.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information corresponding to the first port, and includes: the first field includes a first bit, the first One bit is used to determine the first power information, the first power information is the power information corresponding to the state of the first bit in the preset first power information set, and the first bit includes at least one bit;
  • a field used to determine the second power information corresponding to the second port includes: the first field includes a second bit, the second bit is used to determine the second power information, and the second power information is a preset second power Power information corresponding to the state of the second bit in the power information set, where the second bit includes at least one bit.
  • the method further includes: acquiring, by the terminal device, a preset association relationship, wherein the preset association relationship indicates that the first power information set is related to the first power information set.
  • a port corresponds, the preset second power information set corresponds to the second port, the first bit corresponds to the first power information set, the second bit corresponds to the second power information set, The state of the first bit corresponds to the power information in the first power information set, and the state of the second bit corresponds to the power information in the second power information set.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, and the first field is used to determine the first power information corresponding to the first port, including: the first bit state of the first field indicates that the first Power information, the first power information is the power information corresponding to the first bit state in the preset first power information set; the first field is used to determine the second power information corresponding to the second port, including: the first The second bit state of a field indicates the second power information, and the second power information is the power information corresponding to the second bit state in the preset second power information set, wherein the preset first power information The set and the preset second power information set are included in the same preset power information set.
  • the method further includes: acquiring, by the terminal device, a preset association relationship, wherein the preset association relationship indicates: the preset first power information set Corresponds to the first port, the preset second power information set corresponds to the second port, the first bit state corresponds to the power information in the first power information set, and the second bit state corresponds to The power information in the second power information set corresponds to.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information includes: the first bit state of the first field indicates the first power information, the The first power information is the power information corresponding to the first bit state in the preset power information set; the first field is used to determine the second power information including: the second bit state of the first field indicates the second bit state Power information, where the second power information is power information corresponding to the second bit state in the preset power information set.
  • the method further includes: acquiring, by the terminal device, a preset association relationship, wherein the preset association relationship indicates that: The power information corresponding to the first port, the power information corresponding to the second port in the preset power information set, the first bit state corresponding to the power information of the first port, the second bit state Corresponding to the power information of the second port.
  • the first field used to determine at least one power information corresponding to at least one port includes: the first field is used to determine at least one corresponding to the at least one port.
  • a piece of power information is the second transmission power, wherein the second transmission power is configured according to a predefined rule, configured through high-layer signaling and/or a value indicated by the second field, and one of the number of ports used for one transmission or Multiple acquisitions, the second field includes the power control field contained in the DCI.
  • the information indication method provided in the embodiment of the present application can indicate the uplink transmission power of multiple ports in different ways, thereby improving the flexibility of the solution.
  • the first field used to determine at least one power information corresponding to at least one port respectively includes: the first field is used to determine the first power corresponding to the first port information, the first power information is used to determine the first transmit power corresponding to the first port, and the second power information corresponding to the second port is related to the first power information; or, the first transmit power corresponding to the second port is related to the first transmit power corresponding to the first port; or, the second power information corresponding to the second port is related to the first transmit power corresponding to the first port; or, the first transmit power corresponding to the second port It is related to the first power information corresponding to the first port.
  • the first field used to determine the first power information corresponding to the first port includes: the first field includes a first bit, and the first bit is used for determining the first power information, where the first power information is power information corresponding to the state of the first bit in a preset first power information set, where the first bit includes at least one bit; the method further includes: the The terminal device learns a preset association relationship, wherein the preset association relationship indicates: the preset first power information set corresponds to the first port, the first bit corresponds to the first power information set, The state of the first bit corresponds to the power information in the first power information set.
  • the first field used to determine the first power information corresponding to the first port includes: the first bit state of the first field indicates the first power information, the The first power information is power information corresponding to the first bit state in the preset first power information set; the method further includes: the terminal device learning a preset association relationship, wherein the preset association relationship indicates : the preset first power information set corresponds to the first port, and the first bit state corresponds to the power information in the first power information set.
  • the first port is any port in the first port set, and the first transmit power corresponding to each port in the first port set is the the first transmit power of the first port; and/or, the second port is any port in the second port set, and the first transmit power corresponding to each port in the second port set is the second port the first transmit power.
  • the uplink transmission power of the ports in the multiple port sets can also be indicated by the first field, so as to improve the indication efficiency.
  • the method further includes: the terminal device transmits at least one signal on the at least one port by using the at least one first transmit power, respectively.
  • uplink information transmission can be performed based on the uplink transmission power.
  • a method for information indication is provided.
  • the method for information indication may be executed by a network device, or may also be executed by a chip or circuit provided in the network device, which is not limited in this application.
  • the methods indicated by the information include:
  • the network device sends downlink control information DCI to the terminal device, where the DCI includes a reference signal RS request field and a first field, the reference signal RS request field is used to indicate a triggered RS resource set, and the reference signal RS request field indicates the RS resource set is triggered, and the first field is used to determine the first information, the RS request field indicates that no RS resource set is triggered, and the first field is used to determine the second information, wherein the first information is used to determine to send the
  • the time unit of the RS the second information includes at least one piece of power information corresponding to at least one port respectively, and the power information is used to determine the first transmit power.
  • the first field included in the DCI can implement different indication functions according to the state of the RS request field used to indicate the triggered RS resource set, and the first field in the DCI is flexibly defined. function.
  • the first field used to determine the second information includes: the first field is used to determine at least one piece of power information corresponding to the at least one port respectively, wherein the The power information includes at least one of the following: the power information is the first transmit power; or, the power information is an offset, and the offset and the second transmit power are used to determine the first transmit power; or, the power information is a differential power offset, and the differential power offset and the transmit power of the preset port are used to determine the first transmit power; the power information is an independent variable, and the independent variable and a predefined rule are used to determine the first transmit power,
  • the second transmission power is obtained according to one or more of a predefined rule, a value indicated by high-layer signaling configuration and/or a second field, and the number of ports used for one transmission, and the second field includes the The power control field contained in the DCI.
  • the network device when instructing the terminal device to send no RS resource set, may reuse the first field used to determine the time unit for sending the RS resource set to indicate the uplink transmission power of each port, and when reducing the RS resource set Under the premise of signaling overhead, it is ensured that the power of each port data stream received by the network device is the same, thereby not affecting the uplink spectral efficiency and uplink throughput of the system.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information corresponding to the first port, and includes: the first field includes a first bit, the first One bit is used to determine the first power information, the first power information is the power information corresponding to the state of the first bit in the preset first power information set, and the first bit includes at least one bit;
  • a field used to determine the second power information corresponding to the second port includes: the first field includes a second bit, the second bit is used to determine the second power information, and the second power information is a preset second power Power information corresponding to the state of the second bit in the power information set, where the second bit includes at least one bit.
  • the method further includes: the network device sending an association relationship to the terminal device, where the association relationship is used to determine at least one of the following: the preset first power The information set corresponds to the first port, and the preset second power information set corresponds to the second port; or, the first bit corresponds to the first power information set, and the second bit corresponds to the second power information set or, the state of the first bit corresponds to the power information in the first power information set, and the state of the second bit corresponds to the power information in the second power information set.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information corresponding to the first port, including: the first bit state of the first field corresponds to the first Power information, the first power information is the power information corresponding to the first bit state in the preset first power information set; the first field is used to determine the second power information corresponding to the second port, including: the The second bit state of the first field corresponds to indicating the second power information, and the second power information is the power information corresponding to the second bit state in the preset second power information set, wherein the preset second power information is the power information corresponding to the second bit state.
  • a power information set and the preset second power information set are included in the same preset power information set.
  • the method further includes: the network device sending an association relationship to the terminal device, where the association relationship is used to determine at least one of the following: the preset first power The information set corresponds to the first port, and the preset second power information set corresponds to the second port; or, the first bit state corresponds to the power information in the first power information set, and the second bit state corresponds to the power information set in the first power information set.
  • the power information in the second power information set corresponds to.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information includes: the first bit state of the first field indicates the first power information, the The first power information is the power information corresponding to the first bit state in the preset power information set; the first field is used to determine the second power information including: the second bit state of the first field indicates the first bit state. Second power information, where the second power information is power information corresponding to the second bit state in the preset power information set.
  • the method further includes: the network device sending an association relationship to the terminal device, where the association relationship is used to determine at least one of the following: the preset power information set The power information of the first port corresponds to the power information of the second port; or the first bit state corresponds to the power information of the first port, and the second bit state corresponds to the power information of the second port. correspond.
  • the information indication method provided in the embodiment of the present application can indicate the uplink transmission power of multiple ports in different ways, thereby improving the flexibility of the solution.
  • the first field used to determine at least one power information power corresponding to at least one port respectively includes: the first field is used to determine the power corresponding to the at least one port respectively At least one power information rate is the second transmission power, where the second transmission power is based on a predefined rule, a value indicated by a high-layer signaling configuration and/or a second field, and one of the ports used for one transmission.
  • the second field includes the power control field contained in the DCI.
  • the uplink transmission power of the port may be indicated by the state of the bit included in the first field as the basic uplink transmission power.
  • the first field used to determine at least one power information corresponding to at least one port respectively includes: the first field is used to determine the first power corresponding to the first port information, the first power information is used to determine the first transmit power corresponding to the first port, and the second power information corresponding to the second port is related to the first power information; or, the first transmit power corresponding to the second port is related to the first transmit power corresponding to the first port; or, the second power information corresponding to the second port is related to the first transmit power corresponding to the first port; or, the first transmit power corresponding to the second port It is related to the first power information corresponding to the first port.
  • the first field used to determine the first power information corresponding to the first port includes: the first field includes a first bit, and the first bit is used for determining the first power information, where the first power information is power information corresponding to the state of the first bit in a preset first power information set, where the first bit includes at least one bit; the method further includes: the The network device sends an association relationship to the terminal device, where the association relationship is used to determine: the preset first power information set corresponds to the first port, the first bit corresponds to the first power information set, and the first power information set corresponds to the first port.
  • the state of one bit corresponds to the power information in the first set of power information.
  • the first field used to determine the first power information corresponding to the first port includes: the first bit state of the first field indicates the first power information, the The first power information is power information corresponding to the first bit state in a preset first power information set; the method further includes: the network device sending an association relationship to the terminal device, where the association relationship is used to determine: the The preset first power information set corresponds to the first port, and the first bit state corresponds to the power information in the first power information set.
  • the first port is any port in the first port set, and the first transmit power corresponding to each port in the first port set is the the first transmit power of the first port; and/or, the second port is any port in the second port set, and the first transmit power corresponding to each port in the second port set is the second port the first transmit power.
  • the uplink transmission power of the ports in the multiple port sets can also be indicated by the first field, so as to improve the indication efficiency.
  • the method further includes: the network device receives at least one signal from the terminal device, and at least one corresponding received power of the at least one signal is the same.
  • a device for indicating information includes:
  • a receiving unit to obtain downlink control information DCI
  • the DCI includes an RS request field and a first field, where the RS request field is used to indicate a triggered RS resource set, and when the RS request field indicates that the RS resource set is triggered, the first field is used to determine the first information; When the RS request field indicates that no RS resource set is triggered, the first field is used to determine second information, wherein the first information is used to determine the time unit for sending the RS, and the second information includes at least one port respectively. corresponding at least one piece of power information, where the power information is used to determine the first transmit power;
  • the processing unit is configured to determine, according to the RS request field, that the first field is used to determine the first information or the second information.
  • the first field used to determine the second information includes: the first field is used to determine at least one piece of power information corresponding to the at least one port respectively, wherein the The power information includes at least one of the following: the power information is the first transmit power; or, the power information is an offset, and the offset and the second transmit power are used to determine the first transmit power; or, the power information is a differential power offset, and the differential power offset and the transmit power of the preset port are used to determine the first transmit power; the power information is an independent variable, and the independent variable and a predefined rule are used to determine the first transmit power,
  • the second transmission power is obtained according to one or more of a predefined rule, a value indicated by high-layer signaling configuration and/or a second field, and the number of ports used for one transmission, and the second field includes the The power control field contained in the DCI.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information corresponding to the first port, and includes: the first field includes a first bit, the first One bit is used to determine the first power information, the first power information is the power information corresponding to the state of the first bit in the preset first power information set, and the first bit includes at least one bit;
  • a field used to determine the second power information corresponding to the second port includes: the first field includes a second bit, the second bit is used to determine the second power information, and the second power information is a preset second power Power information corresponding to the state of the second bit in the power information set, where the second bit includes at least one bit.
  • the processing unit is further configured to: acquire a preset association relationship, wherein the preset association relationship indicates that the first power information set is related to the first power information set. corresponding to a port, the preset second power information set corresponds to the second port, the first bit corresponds to the first power information set, the second bit corresponds to the second power information set, the The state of the first bit corresponds to the power information in the first power information set, and the state of the second bit corresponds to the power information in the second power information set.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, and the first field is used to determine the first power information corresponding to the first port, including: the first bit state of the first field indicates that the first Power information, the first power information is the power information corresponding to the first bit state in the preset first power information set; the first field is used to determine the second power information corresponding to the second port, including: the first The second bit state of a field indicates the second power information, and the second power information is the power information corresponding to the second bit state in the preset second power information set, wherein the preset first power information The set and the preset second power information set are included in the same preset power information set.
  • the processing unit is further configured to: acquire a preset association relationship, wherein the preset association relationship indicates that the preset first power information set is The first port corresponds, the preset second power information set corresponds to the second port, the first bit state corresponds to the power information in the first power information set, the second bit state corresponds to the The power information in the second power information set corresponds to.
  • the first field used to determine at least one piece of power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information includes: the first bit state of the first field indicates the first power information, the The first power information is the power information corresponding to the first bit state in the preset power information set; the first field is used to determine the second power information including: the second bit state of the first field indicates the second bit state Power information, where the second power information is power information corresponding to the second bit state in the preset power information set.
  • the processing unit is further configured to: acquire a preset association relationship, wherein the preset association relationship indicates that the preset power information set is related to the The power information corresponding to the first port, the power information corresponding to the second port in the preset power information set, the first bit state corresponding to the power information of the first port, and the second bit state and Corresponding power information of the second port.
  • the first field used to determine at least one power information corresponding to at least one port respectively includes: the first field is used to determine at least one corresponding to the at least one port.
  • a piece of power information is the second transmission power, wherein the second transmission power is configured according to a predefined rule, configured through high-layer signaling and/or a value indicated by the second field, and one of the number of ports used for one transmission or Multiple acquisitions, the second field includes the power control field contained in the DCI.
  • the first field used to determine at least one power information corresponding to at least one port respectively includes: the first field is used to determine the first power corresponding to the first port information, the first power information is used to determine the first transmit power corresponding to the first port, and the second power information corresponding to the second port is related to the first power information; or, the first transmit power corresponding to the second port is related to the first transmit power corresponding to the first port; or, the second power information corresponding to the second port is related to the first transmit power corresponding to the first port; or, the first transmit power corresponding to the second port It is related to the first power information corresponding to the first port.
  • the first field used to determine the first power information corresponding to the first port includes: the first field includes a first bit, and the first bit is used for Determine the first power information, where the first power information is power information corresponding to the state of the first bit in the preset first power information set, where the first bit includes at least one bit; the processing unit is further configured to : obtains a preset association relationship, wherein the preset association relationship indicates: the preset first power information set corresponds to the first port, the first bit corresponds to the first power information set, the The state of the first bit corresponds to the power information in the first set of power information.
  • the first field used to determine the first power information corresponding to the first port includes: the first bit state of the first field indicates the first power information, the The first power information is power information corresponding to the first bit state in the preset first power information set; the processing unit is further configured to: acquire a preset association relationship, wherein the preset association relationship indicates: The preset first power information set corresponds to the first port, and the first bit state corresponds to the power information in the first power information set.
  • the first port is any port in the first port set, and the first transmit power corresponding to each port in the first port set is the the first transmit power of the first port; and/or, the second port is any port in the second port set, and the first transmit power corresponding to each port in the second port set is the second port the first transmit power.
  • the apparatus further includes:
  • a sending unit using the at least one first sending power to send at least one signal on the at least one port respectively.
  • a device for indicating information includes:
  • a processing unit configured to determine downlink control information DCI, where the DCI includes a reference signal RS request field and a first field, the reference signal RS request field is used to indicate a triggered RS resource set, and the reference signal RS request field indicates an RS resource set is triggered, and the first field is used to determine the first information, the second field indicates that no RS resource set is triggered, and the first field is used to determine the second information, wherein the first information is used to determine to send the The time unit of the RS, the second information includes at least one power information corresponding to at least one port respectively, and the power information is used to determine the first transmit power;
  • a sending unit configured to send the DCI to the terminal device.
  • the first field used to determine the second information includes: the first field is used to determine at least one piece of power information corresponding to the at least one port, wherein the The power information includes at least one of the following: the power information is the first transmit power; or, the power information is an offset, and the offset and the second transmit power are used to determine the first transmit power; or, the power information is a differential power offset, and the differential power offset and the transmit power of the preset port are used to determine the first transmit power; the power information is an independent variable, and the independent variable and a predefined rule are used to determine the first transmit power,
  • the second transmission power is obtained according to one or more of a predefined rule, a value indicated by high-layer signaling configuration and/or a second field, and the number of ports used for one transmission, and the second field includes the The power control field contained in the DCI.
  • the first field used to determine the at least one power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information corresponding to the first port, and includes: the first field includes a first bit, the first One bit is used to determine the first power information, the first power information is the power information corresponding to the state of the first bit in the preset first power information set, and the first bit includes at least one bit;
  • a field used to determine the second power information corresponding to the second port includes: the first field includes a second bit, the second bit is used to determine the second power information, and the second power information is a preset second power Power information corresponding to the state of the second bit in the power information set, where the second bit includes at least one bit.
  • the sending unit is further configured to: send an association relationship to the terminal device, where the association relationship is used to determine at least one of the following:
  • the preset first power information set corresponds to the first port, and the preset second power information set corresponds to the second port; or, the first bit corresponds to the first power information set, and the second bit corresponds to The second power information set corresponds to; or, the state of the first bit corresponds to the power information in the first power information set, and the state of the second bit corresponds to the power information in the second power information set.
  • the first field used to determine the at least one power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information corresponding to the first port, including: the first bit state of the first field corresponds to the first Power information, the first power information is the power information corresponding to the first bit state in the preset first power information set; the first field is used to determine the second power information corresponding to the second port, including: the The second bit state of the first field corresponds to indicating the second power information, and the second power information is the power information corresponding to the second bit state in the preset second power information set, wherein the preset second power information is the power information corresponding to the second bit state.
  • a power information set and the preset second power information set are included in the same preset power information set.
  • the sending unit is further configured to: send an association relationship to the terminal device, where the association relationship is used to determine at least one of the following:
  • the preset first power information set corresponds to the first port, and the preset second power information set corresponds to the second port; or the first bit state corresponds to the power information in the first power information set, The second bit state corresponds to the power information in the second power information set.
  • the first field used to determine the at least one power information corresponding to the at least one port respectively includes: the first field is used to determine the first field corresponding to the first port. power information, the first field is used to determine the second power information corresponding to the second port, the first field is used to determine the first power information includes: the first bit state of the first field indicates the first power information, the The first power information is the power information corresponding to the first bit state in the preset power information set; the first field is used to determine the second power information including: the second bit state of the first field indicates the first bit state. Second power information, where the second power information is power information corresponding to the second bit state in the preset power information set.
  • the first field used to determine at least one power information power corresponding to at least one port respectively includes: the first field is used to determine the power corresponding to the at least one port respectively At least one power information rate is the second transmission power, where the second transmission power is based on a predefined rule, a value indicated by a high-layer signaling configuration and/or a second field, and one of the ports used for one transmission.
  • the second field includes the power control field contained in the DCI.
  • the first field used to determine at least one power information corresponding to at least one port respectively includes: the first field is used to determine the first power corresponding to the first port information, the first power information is used to determine the first transmit power corresponding to the first port, and the second power information corresponding to the second port is related to the first power information; or, the first transmit power corresponding to the second port is related to the first transmit power corresponding to the first port; or, the second power information corresponding to the second port is related to the first transmit power corresponding to the first port; or, the first transmit power corresponding to the second port It is related to the first power information corresponding to the first port.
  • the first field used to determine the first power information corresponding to the first port includes: the first field includes a first bit, and the first bit is used for Determine the first power information, where the first power information is power information corresponding to the state of the first bit in the preset first power information set, where the first bit includes at least one bit; the sending unit further uses In: sending an association relationship to the terminal device, the association relationship is used to determine: the preset first power information set corresponds to the first port, the first bit corresponds to the first power information set, the first power information set corresponds to The state of one bit corresponds to the power information in the first set of power information.
  • the first field used to determine the first power information corresponding to the first port includes: the first bit state of the first field indicates the first power information, the The first power information is power information corresponding to the first bit state in the preset first power information set; the sending unit is further configured to: send an association relationship to the terminal device, where the association relationship is used to determine: the The preset first power information set corresponds to the first port, and the first bit state corresponds to the power information in the first power information set.
  • the first port is any port in the first port set, and the first transmit power corresponding to each port in the first port set is the the first transmit power of the first port; and/or, the second port is any port in the second port set, and the first transmit power corresponding to each port in the second port set is the second port the first transmit power.
  • the apparatus further includes:
  • the receiving unit is configured to receive at least one signal from the terminal device, and at least one corresponding received power of the at least one signal is the same.
  • an apparatus for indicating information includes a processor for implementing the functions of the terminal device in the method described in the first aspect above.
  • the apparatus indicated by the information may further include a memory coupled to the processor, where the processor is configured to implement the function of the terminal device in the method described in the first aspect above.
  • the memory is used to store program instructions and data.
  • the memory is coupled to the processor, and the processor can call and execute program instructions stored in the memory, so as to implement the functions of the terminal device in the method described in the first aspect above.
  • the apparatus indicated by the information may further include a communication interface, where the communication interface is used for the apparatus indicated by the information to communicate with other devices.
  • the communication interface may be a transceiver, an input/output interface, or a circuit, or the like.
  • the device indicated by the information includes: a processor and a communication interface
  • the processor is configured to run a computer program, so that the device indicated by the information implements any one of the methods described in the first aspect;
  • the processor communicates with the outside using the communication interface.
  • the external may be an object other than the processor, or an object other than the apparatus.
  • the device indicated by the information is a chip or a system of chips.
  • the communication interface may be an input/output interface, an interface circuit, an output circuit, an input circuit, a pin or a related circuit, etc. on the chip or the chip system.
  • the processor may also be embodied as processing circuitry or logic circuitry.
  • a sixth aspect provides an apparatus for information indication, where the apparatus for information indication includes a processor for implementing the function of the network device in the method described in the second aspect above.
  • the apparatus for indicating information may further include a memory coupled to the processor, where the processor is configured to implement the functions of the network device in the methods described in the second aspect and the fourth aspect.
  • the memory is used to store program instructions and data.
  • the memory is coupled to the processor, and the processor can call and execute program instructions stored in the memory, so as to implement the function of the network device in the method described in the second aspect above.
  • the apparatus for information indication may further include a communication interface, where the communication interface is used for the apparatus for information indication to communicate with other devices.
  • the communication interface may be a transceiver, an input/output interface, or a circuit, or the like.
  • the means for indicating information includes: a processor and a communication interface
  • the processor communicates with the outside using the communication interface
  • the processor is configured to run a computer program, so that the apparatus for information indication implements any one of the methods described in the second aspect above.
  • the external may be an object other than the processor, or an object other than the apparatus.
  • the means for indicating information is a chip or a chip system.
  • the communication interface may be an input/output interface, an interface circuit, an output circuit, an input circuit, a pin or a related circuit, etc. on the chip or the chip system.
  • the processor may also be embodied as processing circuitry or logic circuitry.
  • the present application provides a computer-readable storage medium, where instructions are stored in the computer-readable storage medium, when the computer-readable storage medium runs on a computer, the computer executes the methods described in the above aspects.
  • the present application provides a computer program product comprising instructions that, when run on a computer, cause the computer to perform the methods described in the above aspects.
  • a communication system including the apparatus for information indication shown in the third aspect and the apparatus for information indication shown in the fourth aspect.
  • a chip device including a processing circuit, which is used to call and run a program from a memory, so that a communication device installed with the chip device can perform any one of the above-mentioned first and second aspects. method in the implementation.
  • FIG. 1 is a schematic diagram of a communication system 100 suitable for an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a method for information indication provided by an embodiment of the present application.
  • FIG. 3 is a schematic diagram of an apparatus 300 for indicating information provided by the present application.
  • FIG. 4 is a schematic structural diagram of a terminal device 400 suitable for an embodiment of the present application.
  • FIG. 5 is a schematic diagram of an apparatus 500 for indicating information provided by the present application.
  • FIG. 6 is a schematic structural diagram of a network device 600 suitable for this embodiment of the present application.
  • LTE long term evolution
  • FDD frequency division duplex
  • TDD time division duplex
  • UMTS universal mobile telecommunication system
  • WiMAX worldwide interoperability for microwave access
  • the communication system may also be a public land mobile network (PLMN) network, a device-to-device (D2D) communication system, a machine-to-machine (M2M) communication system, an object Internet of Things (IoT) communication system or other communication system.
  • PLMN public land mobile network
  • D2D device-to-device
  • M2M machine-to-machine
  • IoT object Internet of Things
  • the terminal equipment (terminal equipment) in the embodiments of the present application may refer to an unmanned aerial vehicle (UAV), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a relay station, a remote station, a remote terminal, a mobile station Device, user terminal (user terminal), user equipment (UE), terminal (terminal), wireless communication device, user agent or user equipment.
  • UAV unmanned aerial vehicle
  • UE user equipment
  • terminal terminal equipment
  • wireless communication device user agent or user equipment.
  • the terminal device may also be a cellular phone, a cordless phone, a session initiation protocol (SIP) phone, a wireless local loop (WLL) station, a personal digital assistant (PDA), a wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in 5G networks or terminals in the future evolution of the public land mobile network (PLMN)
  • PLMN public land mobile network
  • a wearable device may also be referred to as a wearable smart device, which is a general term for intelligently designing daily wearable devices and developing wearable devices using wearable technology, such as glasses, Gloves, watches, clothing and shoes, etc.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • the terminal device may also be a terminal device in the IoT system.
  • IoT is an important part of the future development of information technology. Interconnection, the intelligent network of the interconnection of things and things.
  • the IOT technology can achieve massive connections, deep coverage, and terminal power saving through, for example, a narrow band (narrow band, NB) technology.
  • NB narrow band
  • the terminal device may also include sensors such as smart printers, train detectors, and gas stations, and the main functions include collecting data (part of terminal devices), receiving control information and downlink data of network devices, and sending electromagnetic waves. , to transmit uplink data to the network device.
  • sensors such as smart printers, train detectors, and gas stations
  • the main functions include collecting data (part of terminal devices), receiving control information and downlink data of network devices, and sending electromagnetic waves. , to transmit uplink data to the network device.
  • the network device in this embodiment of the present application may be any communication device with a wireless transceiver function that is used to communicate with a terminal device.
  • the device includes but is not limited to: evolved Node B (evolved Node B, eNB), radio network controller (radio network controller, RNC), Node B (Node B, NB), base station controller (base station controller, BSC) , base transceiver station (base transceiver station, BTS), home base station (home evolved NodeB, HeNB, or home Node B, HNB), baseband unit (baseBand unit, BBU), wireless fidelity (wireless fidelity, WIFI) system Access point (AP), wireless relay node, wireless backhaul node, transmission point (TP) or transmission and reception point (TRP), etc.
  • eNB evolved Node B
  • RNC radio network controller
  • Node B Node B
  • BSC base station controller
  • base transceiver station base transceiver station
  • BTS home base station
  • the gNB in the NR system can also be a 5G system, such as, The gNB in the NR system, or the transmission point (TRP or TP), one or a group (including multiple antenna panels) antenna panels of the base station in the 5G system, or, it can also be a network node that constitutes the gNB or transmission point, Such as baseband unit (BBU), or distributed unit (distributed unit, DU) and so on.
  • BBU baseband unit
  • DU distributed unit
  • the network device in this embodiment of the present application may refer to a central unit (central unit, CU) or DU, or the network device includes a CU and a DU.
  • the gNB may also include an active antenna unit (AAU).
  • the CU implements some functions of the gNB, and the DU implements some functions of the gNB.
  • the CU is responsible for processing non-real-time protocols and services, and implementing functions of radio resource control (RRC) and packet data convergence protocol (PDCP) layers.
  • RRC radio resource control
  • PDCP packet data convergence protocol
  • the DU is responsible for processing physical layer protocols and real-time services, and implementing the functions of the radio link control (RLC) layer, the media access control (MAC) layer and the physical (PHY) layer.
  • RLC radio link control
  • MAC media access control
  • PHY physical
  • AAU implements some physical layer processing functions, radio frequency processing and related functions of active antennas. Since the information of the RRC layer will eventually become the information of the PHY layer, or be transformed from the information of the PHY layer, therefore, in this architecture, the higher-layer signaling, such as the RRC layer signaling, can also be considered to be sent by the DU. , or, sent by DU+AAU.
  • the network device may be a device including one or more of a CU node, a DU node, and an AAU node.
  • the CU can be divided into network devices in an access network (radio access network, RAN), and the CU can also be divided into network devices in a core network (core network, CN), which is not limited in this application.
  • the CU can be further divided into a central unit of the control plane (CU-CP) and a central unit of the user plane (CU-UP).
  • CU-CP and CU-UP can also be deployed on different physical devices
  • CU-CP is responsible for control plane functions, mainly including RRC layer and PDCP-C layer.
  • the PDCP-C layer is mainly responsible for encryption and decryption of control plane data, integrity protection, and data transmission.
  • CU-UP is responsible for user plane functions, mainly including SDAP layer and PDCP-U layer.
  • the SDAP layer is mainly responsible for processing the data of the core network and mapping the flow to the bearer.
  • the PDCP-U layer is mainly responsible for at least one function of data plane encryption and decryption, integrity protection, header compression, serial number maintenance, and data transmission.
  • the CU-CP and the CU-UP are connected through a communication interface (eg, an E1 interface).
  • CU-CP represents that network equipment is connected to core network equipment through a communication interface (eg, Ng interface), and is connected to DU through a communication interface (eg, F1-C (control plane) interface).
  • the CU-UP is connected to the DU through a communication interface (eg, F1-U (user plane) interface).
  • the PDCP-C layer is also included in the CU-UP.
  • the network device mentioned in the embodiments of this application may be a device including a CU, or a DU, or a device including a CU and a DU, or a control plane CU node (CU-CP node), a user plane CU node (CU-UP node), and a DU Node's device.
  • CU-CP node control plane CU node
  • CU-UP node user plane CU node
  • DU Node's device a device including a CU, or a DU, or a control plane CU node (CU-CP node), a user plane CU node (CU-UP node), and a DU Node's device.
  • Network equipment and terminal equipment can be deployed on land, including indoor or outdoor, handheld or vehicle; can also be deployed on water; can also be deployed in the air on aircraft, balloons or satellites.
  • the scenarios in which the network device and the terminal device are located are not limited.
  • the terminal device or the network device includes a hardware layer, an operating system layer running on the hardware layer, and an application layer running on the operating system layer.
  • This hardware layer includes hardware such as central processing unit (CPU), memory management unit (MMU), and memory (also called main memory).
  • the operating system may be any one or more computer operating systems that implement business processing through processes, such as a Linux operating system, a Unix operating system, an Android operating system, an iOS operating system, or a Windows operating system.
  • the application layer includes applications such as browsers, address books, word processing software, and instant messaging software.
  • various aspects or features of the present application may be implemented as a method, apparatus, or article of manufacture using standard programming and/or engineering techniques.
  • article of manufacture encompasses a computer program accessible from any computer readable device, carrier or medium.
  • computer readable media may include, but are not limited to, magnetic storage devices (eg, hard disks, floppy disks, or magnetic tapes, etc.), optical disks (eg, compact discs (CDs), digital versatile discs (DVDs) etc.), smart cards and flash memory devices (eg, erasable programmable read-only memory (EPROM), card, stick or key drives, etc.).
  • various storage media described herein can represent one or more devices and/or other machine-readable media for storing information.
  • the term "machine-readable storage medium” may include, but is not limited to, wireless channels and various other media capable of storing, containing, and/or carrying instructions and/or data.
  • FIG. 1 is a schematic diagram of a communication system 100 suitable for an embodiment of the present application.
  • the communication system 100 may include at least one network device, such as the network device 110 shown in FIG. 1 ; the communication system 100 may also include at least one terminal device, such as the terminal device 120 shown in FIG. 1 .
  • the network device 110 and the terminal device 120 may communicate via a wireless link.
  • Each communication device, such as the network device 110 or the terminal device 120 may be configured with at least one antenna.
  • the configured at least one antenna may include at least one transmit antenna for transmitting signals and at least one receive antenna for receiving signals.
  • communication between various communication devices in the communication system 100 such as between the network device 110 and the terminal device 120, may be communicated through a multi-antenna technology.
  • the network device 110 may communicate with the terminal device 120 .
  • Terminal device 120 may receive data channels, control channels from network device 110.
  • the terminal device 120 may send the feedback information of the data channel to the network device 110, for example, send a hybrid automatic repeat request (HARQ-ACK) information, and the HARQ-ACK information may include a positive acknowledgment (acknowledgement, ACK), a negative Acknowledgment (negative-acknowledgement, NACK) or other state information, etc.
  • HARQ-ACK hybrid automatic repeat request
  • FIG. 1 is only a simplified schematic diagram for easy understanding, and the communication system 100 may also include other network devices, such as a wireless relay device and a wireless backhaul device, or the communication system 100 may also include other network devices. Terminal equipment, not shown in Figure 1.
  • the communication system 100 may further include a core network device, and the network device 110 may be connected to the core network device in a wireless or wired manner.
  • the core network device and the network device 110 may be independent and different physical devices, or the functions of the core network device and the logical functions of the network device 110 may be integrated on the same physical device, or part of a physical device may be integrated.
  • the functions of the core network equipment and part of the functions of the network equipment 110 may be integrated.
  • PUSCH transmission supports two transmission schemes: codebook-based transmission and non-codebook-based transmission.
  • the terminal device can perform channel measurement according to the sounding reference signal (sounding reference signal, SRS) sent by the network device.
  • SRS sounding reference signal
  • the network device configures one or more SRS resource sets for the terminal device through the SRS-ResourceSet (or other high-level parameters), and each SRS resource set contains parameter usages (for example, the parameter usages include: codebook, Non-codebook (nonCodebook), beam management (beamManagement) and antenna switching (antennaSwitching) are used to determine the function of the SRS resource set.
  • codebook corresponds to codebook-based uplink transmission
  • nonCodebook corresponds to non-codebook-based uplink transmission
  • beamManagement corresponds to beam management
  • antennaSwitching corresponds to antenna switching.
  • the network device obtains uplink (or downlink) channel information according to the received SRS, and performs data scheduling according to the channel information.
  • the 15th (release15, R15) protocol and the 16th (release16, R16) protocol stipulate that the calculation method of the transmit power of the PUSCH is as follows:
  • P CMAX,f,c (i) is the maximum transmit power configured by the terminal
  • P O_PUSCH,b,f,c (j) is the static working point of the base station
  • PL b,f,c (q d ) is the downlink path loss
  • ⁇ b, f, c (j) is the path loss compensation factor
  • ⁇ TF ,b,f,c (i) reflects the influence of code rate on transmit power
  • f b, f, c (i, l) is the power control adjustment amount introduced by the transmit power control (transmit power control, TPC) command.
  • the TPC field is used to indicate the power control adjustment of the uplink information, and the network device performs closed-loop adjustment of the power allocation based on the power control value indicated by the high-level parameter through the TPC field. It should be noted that in the NR communication system, the upstream 4 streams and below are all multiplexed on the same codeword. Therefore, for the scenario of 4 streams and below, only the same MCS can be selected for the data of all the scheduled streams.
  • the power calculated according to the above formula is the total transmission power of the PUSCH, and the power of each port is the average distribution of the total power in each port.
  • SRS and PUSCH use similar power control methods, and the terminal equipment will equally distribute the transmission power P SRS,b,f,c (i,q s ,l) to the antenna ports configured for the SRS.
  • the terminal device determines the SRS transmission by the following formula P SRS,b,f,c (i,q s ,l):
  • P CMAX,f,c (i) is the maximum output power of one SRS transmission i configured by the terminal equipment on the carrier f of the serving cell c;
  • P O_SRS,b,f,c (q s ) is the SRS power that the network device wants to obtain, which is configured by the parameter p0 in the SRS-ResourceSet;
  • M SRS,b,f,c (i) is the SRS bandwidth
  • ⁇ SRS,b,f,c (q s ) is the path loss compensation factor, which is configured by the parameter alpha in SRS-ResourceSet;
  • PL b,f,c (q d ) is the downlink path loss estimation, which is measured by the path loss reference signal configured in the SRS-ResourceSet;
  • h b,f,c (i,l) is the closed-loop power adjustment, which is indicated by downlink control information (DCI).
  • DCI downlink control information
  • the SRS and PUSCH can be jointly controlled for power, that is, the power adjustment amount of the SRS and the power adjustment amount of the PUSCH are indicated by the TPC field of the same DCI; or,
  • the power control of the SRS can also be performed independently.
  • the TPC command of the SRS is sent to the terminal device through the DCI format 2_3 carried on the physical downlink control channel (PDCCH).
  • PDCCH physical downlink control channel
  • the PUCCH and the PUSCH use a similar power control method to calculate the uplink power, and reference may be made to the introduction of the current related technology, which is not limited in this application.
  • aperiodic SRS aperiodic SRS
  • AP-SRS aperiodic SRS
  • SRS aperiodic sounding reference signal
  • a state is used to trigger 0, one or more SRS resource sets configured, as shown in Table 1:
  • a port may refer to a transmit antenna port.
  • the reference signal of each port may be an unprecoded reference signal, or a precoding obtained by precoding the reference signal based on a delay vector.
  • Coded reference signal; port can also refer to the reference signal port after beamforming, for example, the reference signal of each port can be a precoded reference signal obtained by precoding the reference signal based on an angle vector, or it can be based on A precoded reference signal obtained by precoding the reference signal with an angle vector and a delay vector.
  • the signal of each port can be transmitted through one or more radio bearers (RBs).
  • RBs radio bearers
  • the transmit antenna port may refer to an actual independent transmit unit (transceiver unit, TxRU). It can be understood that if spatial domain precoding is performed on the reference signal, the number of ports may refer to the number of reference signal ports, and the number of reference signal ports may be smaller than the number of transmit antenna ports.
  • TxRU transmit unit
  • the channel transmitted through one antenna port on one symbol can be obtained by inference from the channel transmitted through the same antenna port on another symbol.
  • transmit antenna ports when referring to transmit antenna ports, it may refer to the number of ports that are not subjected to spatial precoding. That is, it is the actual number of independent transmission units.
  • a port when referring to a port, in different embodiments, it may refer to a transmit antenna port or a reference signal port. The specific meaning expressed by the port can be determined according to the specific embodiment.
  • the large-scale parameters of the channels corresponding to different ports are different, that is, the two ports
  • the corresponding channels can be denoted as h 1 and ⁇ h 2 ( ⁇ 1), respectively.
  • the received signal of the network device is:
  • the transmit power between different ports is evenly distributed. It can be seen from the above formula that due to the existence of ⁇ at a specific moment, the signals sent by different ports received by the network device side There is a large signal power difference between the two data streams, which leads to a large difference in the signal interference noise ratio (SINR) of the data streams corresponding to different ports.
  • SINR signal interference noise ratio
  • Scheme, MCS are different.
  • the PUSCH transmission network device involved in the current technology indicates the modulation mode of the PUSCH and the code rate of the channel coding to the terminal device through the MCS. For example, when the uplink channel quality is better (eg, when the SINR is high), the network device can increase the MCS to increase the uplink rate. In addition, the network device will also adjust the MCS according to the initial transmission block error rate (BLER) of the PUSCH. When the BLER exceeds a certain threshold, the MCS is reduced, and when the BLER is lower than a certain threshold, the MCS is increased, so that the BLER Maintain it at a certain level, say 10%, to maximize the upstream rate.
  • BLER initial transmission block error rate
  • the uplink data or uplink signals involved in the embodiments of the present application include PUSCH, PUCCH, SRS, and the like.
  • the uplink multi-antenna transmission signal involved in the current technology will bring the following problems:
  • the above-mentioned manner of transmitting signals with multiple antennas in the uplink may not be conducive to improving the uplink throughput of the communication system on the one hand, and waste the transmit power corresponding to the port with high receiving power on the other hand.
  • Single-port transmission is used, that is, only one antenna port transmits at the same time.
  • select an antenna with a small path loss for uplink transmission Due to internal circuit occlusion and other factors, the uplink transmit signal of some antennas will be strongly attenuated. Selecting an antenna with a small path loss for uplink transmission can avoid sending uplink signals on the blocked antenna.
  • NR communication systems support multi-input multi-output (MIMO) to improve spectral efficiency, throughput and system capacity. Adopting this single-port transmission mode limits the number of data streams of the uplink MIMO, thereby limiting the improvement of the uplink spectral efficiency and the uplink throughput.
  • MIMO multi-input multi-output
  • a method for transmitting signals with multiple antennas is also provided: the network device side, according to the measured signal power of each port of the terminal device, uses TPC commands to increase the transmit power of the port with low signal power received by the network device, or reduce the network device's receiving power. The transmit power of the port with high signal power received, so that the power of each port received by the network device is balanced.
  • the TPC command is 2 bits, corresponding to 4 power adjustment quantities, which are used to close-loop adjust the primary transmit power of the terminal device.
  • TPC time-to-live
  • the current power control adjustment amount is the sum of the power control adjustment amounts corresponding to the current and previous TPC commands
  • the absolute value type the current power control adjustment
  • the control adjustment amount is the power control adjustment amount corresponding to the current TPC command. If the newly added field is used to indicate the power increase or decrease value of different ports, the DCI overhead will increase.
  • TPC command field cumulative absolute value 0 -1 -4 1 0 -1 2 1 1 3 3 4
  • the present application provides a method for information indication.
  • the power control value corresponding to each port of the terminal device is implicitly or explicitly indicated by the indication information, so that after the signals transmitted by different ports (or port sets) pass through channels with different channel states (such as corresponding channel large-scale parameter information), the network device
  • the received signal power of different ports (or port sets) is balanced, thereby improving the uplink throughput, or reducing the power consumption of the terminal on the premise of ensuring a certain throughput.
  • the embodiments shown below do not specifically limit the specific structure of the execution body of the method provided by the embodiment of the present application, as long as the program that records the code of the method provided by the embodiment of the present application can be executed to provide the method according to the embodiment of the present application.
  • the execution subject of the method provided by the embodiment of the present application may be a terminal device or a network device, or a functional module in the terminal device or network device that can call and execute a program.
  • to indicate may be understood as “enable”, and “enable” may include direct enabling and indirect enabling.
  • Enable When describing that a certain information enables A, it may include that the information directly enables A or indirectly enables A, but it does not mean that the information must carry A.
  • the information enabled by the information is called the information to be enabled.
  • the information to be enabled can be directly enabled.
  • the information to be enabled may also be indirectly enabled by enabling other information, where there is an associated relationship between the other information and the information to be enabled. It is also possible to enable only a part of the information to be enabled, while other parts of the information to be enabled are known or agreed in advance.
  • the enabling of specific information may also be implemented by means of a pre-agreed (for example, a protocol stipulated) arrangement order of various information, thereby reducing enabling overhead to a certain extent.
  • the common part of each information can also be identified and enabled in a unified manner, so as to reduce the enabling overhead caused by enabling the same information separately.
  • the first, second and various numerical numbers (for example, "#1", “#2”, etc.) shown in this application are only for the convenience of description and are used for distinguishing objects and are not used to limit the present application. Scope of application examples. For example, distinguish between different indication information and so on. It is not intended to describe a particular order or sequence. It should be understood that the objects so described may be interchanged under appropriate circumstances so as to be able to describe solutions other than the embodiments of the present application.
  • preset may include predefined definitions, eg, protocol definitions.
  • pre-definition can be achieved by pre-saving corresponding codes, forms or other means that can be used to indicate relevant information in the equipment (for example, including terminal equipment or network equipment), and this application does not make specific implementation methods. limited.
  • the "storage” involved in the embodiments of this application may refer to being stored in one or more memories.
  • the one or more memories may be set separately, or may be integrated in an encoder or a decoder, a processor, or a communication device.
  • the one or more memories may also be partially provided separately and partially integrated in the decoder, processor, or communication device.
  • the type of memory may be any form of storage medium, which is not limited in this application.
  • the "protocols” involved in the embodiments of this application may refer to standard protocols in the communication field, such as 5G protocols, new radio (NR) protocols, and related protocols applied in future communication systems.
  • the application is not limited.
  • control channel may include other physical layer control channels such as PDCCH, enhanced physical downlink control channel (EPDCCH), etc., but for the convenience of description, the following terms or concepts only refer to PDCCH.
  • PDCCH enhanced physical downlink control channel
  • EPDCCH enhanced physical downlink control channel
  • the downlink control channel is the physical downlink control channel PDCCH as an example for description, but this does not constitute a limitation to the embodiments of the present application. In fact, the downlink control channel may also be defined as other terms or concepts. The technical solutions of the embodiments of the present application are all applicable. In this embodiment of the present application, the downlink control channel and the PDCCH may be used alternately, and the PDCCH can be considered as an example description of the downlink control channel.
  • the uplink shared channel PUSCH is used as an example for description in the embodiments of the present application, but does not constitute a limitation to the embodiments of the present application. In fact, the uplink shared channel may also be defined as other terms or concepts. The technical solutions of the embodiments of the present application are applicable. In the embodiments of the present application, the uplink shared channel and the PUSCH may be used alternately, and the PUSCH can be considered as an example description of the uplink shared channel.
  • the method for providing information indication in this embodiment of the present application may be applied to the communication system shown in FIG. 1 . It should be understood that the method for providing information indication in this embodiment of the present application may also be applied to other communication systems, and details are not described herein again.
  • the steps performed by the receiver refer to the following terminal equipment, and the steps performed by the sender refer to the following network equipment.
  • the transmission between the sender and the receiver can be performed by radio waves. Transmission can also be transmitted through transmission media such as visible light, laser, infrared, optical fiber, etc., which will not be described in detail below.
  • FIG. 2 is a schematic flowchart of a method for information indication provided by an embodiment of the present application. The method includes at least some of the following steps:
  • the terminal device acquires DCI.
  • the network device sends DCI to the terminal device (or the terminal device receives DCI from the network device).
  • the DCI includes an RS request field and a first field, where the RS request field is used to indicate a triggered RS resource set, or in other words, the RS request field is used to determine the RS to be sent by the terminal device.
  • the RS request field may be, for example, an SRS request field.
  • the RS request field can also be described as the RS request field. It should be noted that the name of the RS request field is used as an example and does not constitute a limitation to this application. With the evolution of the standard, other names may be used to describe the RS request field, and other names used to describe the essence of the RS request field should fall into the scope of protection of this application.
  • the following description takes the RS request field as the sounding reference signal SRS request field and the RS resource set as the SRS resource set as an example for description, but the name is not limited in this application.
  • the SRS request field and the first field may be two different fields in the DCI; also for example, the SRS request field and the first field may be two parts of a certain field in the DCI.
  • the terminal device after receiving the DCI, the terminal device determines that the first field is used to determine the first information or the second information according to the state of the SRS request field carried in the DCI.
  • the method shown in FIG. 2 The process also includes:
  • the terminal device determines, according to the state of the SRS request field, that the first field is used to determine the first information or the second information.
  • the indication function of the first field in the DCI in this application varies according to the state of the SRS request field. For example, when the SRS request field indicates that an SRS resource set (eg, an aperiodic SRS resource set) is triggered, the first field is used to determine the first information, and when the SRS request field indicates that no SRS resource set is triggered, the first field is used for determining the second information.
  • an SRS resource set eg, an aperiodic SRS resource set
  • the first information and the second information are different.
  • the first information is used to determine a time unit for sending an SRS (eg, a triggered aperiodic SRS).
  • an SRS eg, a triggered aperiodic SRS
  • the first information may be an available time unit for sending the SRS resource set
  • the first information may also be a time offset between the time unit in which the SRS is sent and the time unit where the DCI used to trigger the SRS resource set is located.
  • the first information when used to determine the time unit for sending the SRS, it may be understood that the first field indicates the time unit for sending the SRS; or,
  • the first field indicates the information for determining the time unit for sending the SRS.
  • the network device sends the DCI to the terminal device in this embodiment of the present application may refer to the description in the current related art, and may also refer to the description in the related art in the future communication technology, which is not limited in this application.
  • the SRS request field in the embodiment shown in FIG. 2 can be understood as the SRS request filed shown in Table 1 above, and the SRS request field is not limited in this application, and the description in the current related art can be referred to.
  • the SRS request field includes 2 bits, and there are four states “00", "01", “10", and "11” in total.
  • the state of the SRS request field is "00"
  • the status of the SRS request field is "01", "10” and "11” indicating that the SRS resource set is triggered.
  • no SRS resource set is triggered can also be understood as no SRS resource set needs to be sent, indicating that the SRS resource set is triggered can also be understood as sending an SRS resource set.
  • the indication information used to indicate the triggered SRS resource set is called the SRS request field, which is just an example, and does not constitute any limitation on the protection scope of this application. Others can be used to indicate the triggered SRS resource set.
  • the indication information of the SRS resource set is also within the protection scope of this application.
  • the first field is a separate field in the DCI (for example, a newly added or defined field) used to indicate the information for determining the time unit for sending the SRS;
  • the first field is a separate bit (for example, a new or defined bit) in the DCI used to indicate the information for determining the time unit for sending the SRS;
  • the first field is a state newly added to an existing field in the DCI, and the newly added state indicates information used to indicate the time unit for determining the transmission of the SRS;
  • the first field is to re-interpret the existing field in the DCI, so that the existing field is used to indicate the information for determining the time unit for sending the SRS;
  • the first field is to re-interpret the existing bits in the DCI, so that the existing bits are used to indicate the information for determining the time unit for sending the SRS;
  • the first field is to re-interpret the state of an existing bit or field in the DCI, so that the state is used to indicate the information for determining the time unit for sending the SRS.
  • time unit involved in the embodiment of the present application may be a time unit such as a time slot, a mini-slot, a half-slot, a subframe, a half-frame, a frame, or a symbol.
  • time units may be replaced by time slots.
  • the second information includes at least one piece of power information corresponding to at least one port respectively, and the at least one piece of power information is respectively used to determine the first transmit power of the at least one port.
  • the above-mentioned first field indicating the second information may be understood as the first field indicating at least one power information corresponding to at least one port respectively.
  • the first transmission power may be referred to as uplink transmission power.
  • the first transmission power and the uplink transmission power appearing hereinafter may be replaced with each other.
  • the second information may also be used to determine power control parameters of different TRPs in multiple TRP scenarios.
  • the second information may also be used to determine the frequency resource allocation of the UE (for example, a RedCap UE);
  • the second information is used to determine a bandwidth part (BWP) in which the UE is activated.
  • BWP bandwidth part
  • the second information may also be used to indicate a slot format indication (slot format indication, SFI) index;
  • the second information is used to indicate that the time slot F with insufficient uplink (UL) symbols is changed to the time slot F with more UL symbols, or the time slot U;
  • the second information may also be used to indicate carrier switching.
  • This application mainly relates to how the first field is used to determine at least one power information corresponding to at least one port when the SRS request field indicates that no SRS resource set is triggered.
  • how the first field is used to determine other information may refer to the manner in which the first field indicates the power information, or may also refer to the manner of indicating other information capable of realizing this function, which will not be repeated in this application.
  • the at least one power information corresponds to at least one port.
  • the first field is used to determine the power information of the three ports
  • the first field is used to determine the three power information respectively
  • the three power information corresponds to the three ports.
  • the three pieces of power information are respectively used to determine the first transmit power of the three ports.
  • the ports involved in the embodiments of the present application are used to send uplink information (or uplink signals), including antenna ports or SRS ports.
  • port a is port i
  • port a is a port group consisting of multiple different port i.
  • the value of the first transmit power may be a decibel value or an absolute power value.
  • the uplink information is uplink data information PUSCH, or uplink control information physical uplink control channel (physical uplink control channel, PUCCH), or uplink signal SRS.
  • PUSCH uplink data information
  • PUCCH physical uplink control channel
  • SRS uplink signal
  • the power information is used to determine the uplink transmission power (the power information is any one of the above-mentioned at least one power information, and the uplink transmission power is the uplink transmission power corresponding to the power information in the above-mentioned at least one uplink transmission power) including:
  • Possibility 1 The power information is the uplink transmission power.
  • the first field is used to determine first power information corresponding to the first port, where the first power information is the first uplink transmission power corresponding to the first port.
  • association relationship between the uplink transmission power of a certain port and the indication state of the first field.
  • the association relationship is pre-defined by a protocol or pre-configured by a network device, and may be referred to as a preset association relationship.
  • the terminal device knows the correlation between the uplink transmission power of a certain port and the indication state of the first field, and can determine the uplink transmission power of the port when it knows the indication state of the first field.
  • the above-mentioned association relationship is predefined.
  • the protocol predefines the association relationship between the uplink transmission power value of the port that sends the uplink information and the identifier of the port.
  • the above-mentioned association relationship is indicated by the network device.
  • the network device indicates the association relationship between the uplink transmission power value of the port sending the uplink information and the identifier of the port.
  • the association relationship indicated by the network device may be the same or different.
  • the association relationship indicated by the network device is different; for example, for ports identified by different groups, the association relationship indicated by the network device is different.
  • the predefined association relationship is used to determine the following corresponding relationship:
  • a certain state in the first field corresponds to the first power information
  • the first power information corresponds to port i
  • the state in the first field corresponds to port i.
  • the terminal device can determine that the state of the first field indicates that the uplink transmission power value of port i is the first power information according to the predefined association relationship and after learning the state of the first field.
  • port i is the i-th port of the terminal device, or the i+1-th port.
  • i is predefined, or i is configured by the network device through signaling (eg, RRC), or i is indicated by the network device through downlink information (eg, DCI).
  • the first power information is predefined, or the first power information is configured by the network device through signaling (eg, RRC). For example, if the first power information is equal to 0, it indicates that the uplink transmission power on the port is 0. For another example, the first power information is one of the sets ⁇ 0, X1, . . . , Xn ⁇ , and the first field indicates that a certain value in the set is the first power information.
  • the power information is an offset, and the offset and the basic uplink transmission power (also referred to as the second transmission power) are used to determine the uplink transmission power.
  • the second field includes the transmission power control field TPC command contained in the DCI, or the second field may be DCI and other fields used to determine the second transmit power.
  • the basic uplink transmission power is determined based on the total transmission power of the physical uplink shared channel PUSCH and at least one port.
  • the network device indicates to the terminal device the open-loop power control parameters for uplink information transmission (eg, the above-mentioned PO_PUSCH,b,f,c ( j), PLb,f, c (qd) , ⁇ b, f, c (j) and ⁇ TF, b, f, c (i));
  • the network equipment indicates the closed-loop power control parameters for the terminal equipment through the DCI carried on the PDCCH (for example, the above f b ,f,c (i,l)).
  • the DCI includes: DCI format 0_0, DCI format 0_1, or information in DCI format 2_3 (eg, the above-mentioned TPC command).
  • the indications of the open-loop power control parameters and the closed-loop power control parameters are in units of one PUSCH transmission, and the transmission power of one PUSCH is evenly distributed on each port. Therefore, in a PUSCH transmission, the transmit power on each port is the same.
  • the basic uplink transmission power involved in the embodiments of the present application satisfies the following formula:
  • Basic uplink transmission power total transmit power of one PUSCH transmission/total number of ports with non-zero power used for this PUSCH transmission.
  • the uplink transmission power corresponding to a certain port is determined according to the basic uplink transmission power and the offset corresponding to the port.
  • the uplink transmission power corresponding to the port, the basic uplink transmission power and the offset corresponding to the port are determined.
  • the amount satisfies the following formula:
  • Uplink transmission power basic uplink transmission power + offset.
  • the above basic uplink transmission power calculation method is only an example, and does not constitute any limitation to the protection scope of the present application.
  • the embodiments of the present application mainly relate to how to adjust the uplink transmission power when the current scheme for calculating the uplink transmission power cannot meet the receiving power requirement of the network device.
  • the terminal device can determine the uplink transmission power of the port according to the port identifier and the association relationship.
  • the association relationship is pre-defined by a protocol or pre-configured by a network device, and may be referred to as a preset association relationship.
  • the above-mentioned association relationship is predefined.
  • the protocol predefines the association relationship between the uplink transmission power value of the port that sends the uplink information and the identifier of the port.
  • the above-mentioned association relationship is indicated by the network device.
  • the association relationship indicated by the network device may be the same or different.
  • the association relationship indicated by the network device is different; for example, for ports identified by different groups, the association relationship indicated by the network device is different.
  • the predefined association relationship is used to determine the following corresponding relationship:
  • a certain state in the first field corresponds to the first offset, the first offset corresponds to port i, and the state in the first field corresponds to port i.
  • port i is the i-th port of the terminal device, or the i+1-th port.
  • i is predefined, or i is configured by the network device through signaling (eg, RRC), or i is indicated by the network device through downlink information (eg, DCI).
  • the possible values of the first offset are predefined, or the possible values of the first offset are configured by the network device through signaling (eg, RRC).
  • the first offset is equal to 0, indicating that the port does not need to perform power offset.
  • the first offset may be a positive value X, indicating that the port needs to perform power boost compensation.
  • the first offset may be a negative value -X, indicating that the port needs to perform power reduction.
  • X can be a decibel value or an absolute power value.
  • the first offset may be one of a set ⁇ 0, X1, . . . , Xn ⁇ , and the first field may indicate that a certain value in the set is the first offset.
  • the possible value of the first offset includes 3dB, which means that the power of the port needs to be doubled.
  • the possible value of the first offset includes -3dB, which means that the power of the port needs to be reduced by half.
  • the power information is the differential power offset, and the differential power offset and the transmit power of the preset port are used to determine the uplink transmission power.
  • the first field is used to determine first power information corresponding to the first port, where the first power information is the first differential power offset, and the first uplink transmission power corresponding to the first port is based on the first differential power offset and
  • the transmit power of a preset port is determined.
  • the preset port is predefined or indicated by the network device, and the transmission power of the preset port can be calculated according to the current transmission power calculation method, or can also be calculated in other ways.
  • the game preset The manner of determining the transmit power of the port is not limited.
  • the uplink transmission power corresponding to the port the transmit power of the preset port, and the differential power offset corresponding to the port satisfy the following formula:
  • Uplink transmission power transmit power of the preset port + differential power offset.
  • the possible values of the differential power offset are predefined, or the possible values of the differential power offset are configured by the network device through signaling (eg, RRC).
  • the differential power offset is equal to 0, it means that the port has the same transmit power value as the preset port.
  • the differential power offset may be a positive value X, indicating that the port needs to perform power boosting based on the transmit power of the preset port.
  • the differential power offset may be a negative value -X, indicating that the port needs to be reduced based on the transmit power of the preset port.
  • X can be a decibel value or an absolute power value.
  • the differential power offset may be one of the sets ⁇ 0, X1, . . . , Xn ⁇ , and the first field may indicate that a certain value in the set is the differential power offset. For example, if the possible value of the differential power offset includes 3dB, it means that the power of the port needs to be doubled based on the transmit power of the preset port; for another example, if the possible value of the differential power offset includes -3dB, it means that the The power of the port needs to be reduced by half based on the transmit power of the preset port.
  • the power information is an independent variable, and the independent variable and a preset power calculation formula are used to determine the uplink transmission power.
  • the uplink transmission power of each port is obtained according to the preset power calculation formula and the value of the independent variable.
  • the preset power calculation formula includes the sum of the power values on all ports used for this PUSCH transmission and whose power is not 0, and/or the power difference between all the ports used for this PUSCH transmission and whose power is not 0 difference value.
  • the preset power calculation formula includes the sum of the power values on all ports that are used for this PUSCH transmission and whose power is not 0, and also includes the power difference between all the ports that are used for this PUSCH transmission and whose power is not 0. satisfied relationship.
  • the association relationship is that the power on the port used for the current PUSCH transmission and whose power is not 0 is equal to the value obtained by subtracting the power information (the value indicated in the first field).
  • the first field includes at least one bit
  • the power information of each port is indicated by its corresponding bit
  • the power information corresponding to a certain port is the power information corresponding to the bit state in the power information set corresponding to the port.
  • the terminal device may determine the power information of the port corresponding to the bit according to the state of the bit in the first field.
  • bit included in the first field indicates two pieces of power information corresponding to two ports as an example for description.
  • the first field used to determine at least one uplink transmission power corresponding to at least one port respectively includes:
  • the first field is used to determine the first power information corresponding to the first port, and the first field is used to determine the second power information corresponding to the second port;
  • the first field includes a first bit, the first bit is used to determine the first power information, the first power information is the power information corresponding to the state of the first bit in the preset first power information set, and the first bit includes at least one bit;
  • the first field includes a second bit, the second bit is used to determine the second power information, the second power information is the power information corresponding to the state of the second bit in the preset second power information set, and the second bit includes at least one bit.
  • the preset first power information set and the preset second power information set are predefined by the protocol or preconfigured by the network device, the state of the first bit refers to the bit state of the first bit, and the state of the second bit The state refers to the bit state of the second bit.
  • the network device pre-configuration involved in this application may be pre-configured by the network device through a high-layer signaling RRC message, or pre-configured through a high-layer signaling MAC control element (MAC control element, MAC CE).
  • MAC control element MAC CE
  • the preset first power information set and the preset second power information set are included in the same preset power information set, or the preset first power information set and the preset second power information set
  • the sets are two different sets of power information configured respectively.
  • the terminal device learns the preset association relationship (such as the association relationship predefined by the protocol, or receives the association relationship from the network device), and specifically, the association relationship indicates the following corresponding relationship :
  • the preset first set of power information corresponds to the first port
  • the preset second set of power information corresponds to the second port
  • the first bit corresponds to the first set of power information (or the first bit corresponds to the first set of power information). port)
  • the second bit corresponds to the second power information set (or the second bit corresponds to the second port)
  • the state of the first bit corresponds to the power information in the first power information set
  • the second The state of the bit corresponds to the power information in the second set of power information.
  • the power information is used as an example for the offset:
  • port #1 corresponds to offset set #1
  • port #2 corresponds to offset set #2
  • offset set #1 includes ⁇ offset #1, offset #2 ⁇
  • offset Quantity set #2 includes ⁇ offset #3, offset #4 ⁇ .
  • the first field includes two bits (bit #1 and bit #2), bit #1 corresponds to port #1 and bit #2 corresponds to port #2.
  • the offset set corresponding to each port may be predefined or may also be preconfigured by the network device.
  • the protocol pre-defined offset set #1 and offset set #2 also for example, the network device pre-configures the offset set #1 and offset set #2; also for example, the protocol pre-defined offset set #1, network device pre-configured offset set #2.
  • the association relationship between each port and the offset set may be predefined or may also be preconfigured by the network device.
  • the protocol predefined port #1 corresponds to the offset set #1
  • port #2 corresponds to the offset set #2
  • the network device pre-configured port #1 corresponds to the offset set #1
  • port #2 corresponds to the offset set #1. Shift Set #2.
  • the association relationship between the bits included in the first field and the ports may be predefined or may also be preconfigured by the network device.
  • the protocol pre-defines that bit #1 included in the first field corresponds to port #1, and bit #2 included in the first field corresponds to port #2; for example, the network device preconfigures that bit #1 included in the first field corresponds to Port #1, bit #2 included in the first field corresponds to port #2.
  • the association relationship between the state of the bit corresponding to the port included in the first field and the offset in the offset set corresponding to the port may be predefined or may also be preconfigured by the network device.
  • the protocol predefined bit #1 status is “0" corresponding to offset #1
  • bit #2 status is “0” corresponding to offset #3
  • bit #1 status is "1” corresponding to offset #2
  • the status of bit #2 is "1” corresponding to offset #4; for example, the network device pre-configured bit #1 status is "0” corresponding to offset #1, and the status of bit #2 is "0” corresponding to offset # 3.
  • the status of bit #1 is “1” corresponding to offset #2, and the status of bit #2 is "1" corresponding to offset #4.
  • the uplink transmission powers of port #1 and port #2 may be determined based on the respective offsets and the basic uplink transmission power.
  • multiple offset sets may be preconfigured for a port, and the first field indicates a certain offset set in the multiple offset sets and a certain offset in the offset set;
  • An offset set may be pre-configured for multiple ports, and each port is indicated by the first field to correspond to one or more offsets in the offset set.
  • bit #1 state and the offset association included in the offset set #1 are only examples, and do not constitute any limitation to the protection scope of the present application; similarly, the above-mentioned bit #2 state and offset The offset associations included in set #2 are only examples, and do not constitute any limitation on the protection scope of the present application.
  • the first field includes at least one bit state, the at least one bit state corresponds to at least one piece of power information, the power information of each port is indicated by the bit state of the corresponding first field, and the power information of a certain port is: The power information corresponding to the bit state of the first field in the power information set corresponding to the port.
  • bit state of the first field indicates two pieces of power information corresponding to two ports as an example for description.
  • the first field used to determine the first power information corresponding to the first port includes:
  • the first bit state of the first field is used to determine first power information, where the first power information is power information corresponding to the first bit state in a preset first power information set;
  • the second bit state of the first field is used to determine the second power information, and the second power information is the power information corresponding to the second bit state in the preset second power information set,
  • the preset first power information set and the preset second power information set are included in the same preset power information set, or the preset first power information set and the preset second power information set
  • the sets are two different sets of power information configured respectively.
  • the terminal device learns the preset association relationship (such as the association relationship predefined by the protocol, or receives the association relationship from the network device), and specifically, the association relationship indicates the following corresponding relationship :
  • the preset first power information set corresponds to the first port
  • the preset second power information set corresponds to the second port
  • the first bit state corresponds to the power information in the first power information set
  • the second bit The state corresponds to power information in the second set of power information.
  • the power information is used as an example for the offset:
  • port #1 corresponds to offset set #1
  • port #2 corresponds to offset set #2
  • offset set #1 includes ⁇ offset #1
  • offset Quantity set #2 includes ⁇ offset #3
  • offset #4 ⁇ The first field includes four bit states ("00", “01”, “10”, “11"), the bit states “00", "01” correspond to port #1, and the bit states "10", "11” correspond to Port #2.
  • the bit status of the first field is "00", and the offset of port #1 is offset #1; the bit status of the first field is "01”, and the offset of port #1 is offset #2; The bit status of the first field is "10”, and the offset of port #2 is offset #3; the bit status of the first field is "11”, and the offset of port #2 is offset #4.
  • the offset set corresponding to each port may be predefined or may also be preconfigured by the network device.
  • association relationship between each port and the offset set may be predefined or may also be preconfigured by the network device.
  • the association relationship between the bit state of the first field and the port may be predefined or may also be pre-configured by the network device.
  • the bit states of the first field predefined by the protocol are "00" and "01” corresponding to port #1, and the bit states of the first field are “10” and "11” corresponding to port #2; for example, the network device is preconfigured
  • the bit states of the first field are "00” and "01” corresponding to port #1, and the bit states of the first field are "10” and "11” corresponding to port #2.
  • the association relationship between the bit state of the first field and the offset in the offset set corresponding to the port may be predefined or may also be pre-configured by the network device.
  • the first field includes at least one bit state, the at least one bit state corresponds to at least one piece of power information, the power information of each port is indicated by the bit state of the corresponding first field, and the power information of a certain port is: Power information corresponding to the bit state of the first field.
  • bit state of the first field indicates two pieces of power information corresponding to two ports as an example for description.
  • the first field used to determine the first power information includes:
  • the first bit state of the first field indicates first power information, and the first power information is power information corresponding to the first bit state in a preset power information set;
  • the second bit state of the first field indicates the second power information, and the second power information is power information corresponding to the second bit state in the preset power information set.
  • the preset power information set is predefined by a protocol or preconfigured by a network device.
  • the terminal device learns the preset association relationship (such as the association relationship predefined by the protocol, or receives the association relationship from the network device), and specifically, the association relationship indicates the following corresponding relationship :
  • the power information corresponding to the first port in the preset power information set, the power information corresponding to the second port in the preset power information set, the first bit state corresponding to the power information of the first port, the second bit The state corresponds to the power information of the second port.
  • the power information is used as an example for the offset:
  • the protocol predefined or network device preconfigured offset set ⁇ offset #1, offset #2, offset #3 ⁇ , and the protocol predefined or network device preconfigured offset #1 and offset Shift #2 corresponds to port #1
  • offset #3 corresponds to port #2
  • the first field includes four bit states ("00", “01”, “10”, “11"), and the offset of the bit state "00" corresponding to port #1 and port #2 is a value predefined by the protocol, Or a value preconfigured by a network device.
  • the bit state "00" corresponds to the offset of port #1 and port #2 being 0. In this case, the effect of using the same bit state to indicate two port offsets can be achieved.
  • Bit state "01” corresponds to offset #1
  • bit state "10” corresponds to offset #2
  • bit state "11” corresponds to offset #3.
  • the above-mentioned port #1 is a port in a certain port set, and the offset of the port in the port set is the same as the offset of port #1, by indicating the offset of port #1 together.
  • the above description only takes the power information as the offset as an example for description.
  • the power information is other cases, it is similar to the above, and will not be repeated here.
  • the above offset can be replaced with the uplink transmission power, and there is no need to further calculate the uplink transmission power based on the basic uplink transmission power;
  • the above offset can be replaced with a differential power offset, and the uplink transmission power is further calculated based on the differential power offset;
  • the above-mentioned offset can be replaced with an independent variable, and the power calculation formula corresponding to each port is determined based on the independent variable and the preset power calculation formula, and is further calculated based on the power calculation formula.
  • Uplink transmission power when the power information is an independent variable, the above-mentioned offset can be replaced with an independent variable, and the power calculation formula corresponding to each port is determined based on the independent variable and the preset power calculation formula, and is further calculated based on the power calculation formula.
  • the offset #1 of a certain (or some) port can also be indicated, and the offset #2 of other ports can be determined according to the offset. (For example, offset #2 and offset #1 have opposite values).
  • the first field used to determine at least one piece of power information corresponding to at least one port respectively includes:
  • the first field is used to determine the first power information corresponding to the first port, and the first power information is used to determine the first transmit power corresponding to the first port,
  • the second power information corresponding to the second port is related to the first power information; or,
  • the first transmit power corresponding to the second port is related to the first transmit power corresponding to the first port; or,
  • the second power information corresponding to the second port is related to the first transmit power corresponding to the first port; or,
  • the first transmit power corresponding to the second port is related to the first power information corresponding to the first port.
  • the correlation between the second power information corresponding to the second port and the first power information can be understood as the second offset corresponding to the second port and the first offset Correlation (for example, the second offset is the opposite number of the first offset, but the second power information is not limited to be the opposite of the first offset in this application, it can be determined according to the first offset ).
  • the first transmit power corresponding to the second port is related to the first power information corresponding to the first port (for example, the first transmit power corresponding to the second port
  • the transmit power is the inverse of the first power information corresponding to the first port).
  • the first power information is the first argument
  • the first argument and the predefined rule determine the first transmit power corresponding to the first port
  • the first transmit power corresponding to the second port is the same as the first transmit power corresponding to the first port.
  • a transmit power correlation eg, the first transmit power corresponding to the second port is the inverse of the first transmit power corresponding to the first port).
  • the first field indicating the first offset may refer to the indication manners in the foregoing manners 1 to 3.
  • the first bit (at least one bit) in the first field is used to determine the first offset, and the first offset is the same as the first offset in the preset first offset set.
  • the offset corresponding to the state of one bit is different from Mode 1 in that the second offset can be determined according to the first offset without additional indication;
  • the first bit state in the first field is used to determine the first offset, and the first offset is the same as the first bit state in the preset first offset set.
  • the corresponding offset is different from the method 2 in that the second offset may be determined according to the first offset without additional indication.
  • port #1 corresponds to offset set #1, wherein offset set #1 includes ⁇ offset #1, offset #2 ⁇ .
  • the first field includes 1 bit (bit #11), bit #1 corresponds to port #11.
  • Jointly indicating the power of multiple ports can further save DCI overhead.
  • the other port performs power reduction, which can ensure that the total power of the ports in a PUSCH transmission is the same, thereby ensuring that the interference of the PUSCH transmission to other information can be avoided. control.
  • the above-mentioned first port is a port in a certain port set, and the uplink transmission power corresponding to the port in the port set is the first uplink transmission power; and/or, the above-mentioned second port is a certain port set.
  • a port in the port set, and the uplink transmission power corresponding to the port in the port set is the second uplink transmission power.
  • the first port is any port in the first port set, and the uplink transmission power corresponding to each port in the first port set is the first uplink transmission power; and/or,
  • the second port is any port in the second port set, and the uplink transmission power corresponding to each port in the second port set is the second uplink transmission power.
  • the terminal device may send a signal to the network device on at least one port.
  • the terminal device sends at least one signal to the network device through at least one port respectively based on the at least one uplink transmission power.
  • the network device uses an existing field to indicate the uplink transmission power of the port, and performs independent power control on different ports (or port sets) of the terminal device.
  • the network device Under the premise of not increasing the DCI overhead, it is guaranteed that after the signals transmitted by different ports (or port sets) pass through channels with different channel states (such as corresponding channel large-scale parameter information), different ports (or port sets) received by the network device signal power balance, thereby improving the uplink throughput, or reducing the power consumption of the terminal equipment on the premise of ensuring a certain throughput.
  • the size of the sequence numbers of the above processes does not mean the order of execution, and the execution order of each process should be determined by its function and internal logic, and should not constitute any limitation to the implementation process of the embodiments of the present application. . And it may not be necessary to perform all the operations in the above method embodiments.
  • terminal device and/or the network device in the above method embodiments may perform some or all of the steps in the embodiments, these steps or operations are only examples, and the embodiments of the present application may also include performing other operations or variations of various operations .
  • the method implemented by the terminal device may also be implemented by a component (such as a chip or circuit, etc.) that can be used in the terminal device, and the method implemented by the network device may also be implemented by the network device. component implementation.
  • FIG. 3 is a schematic diagram of an apparatus 300 for indicating information provided by the present application.
  • the apparatus 300 includes a processing unit 310 , a receiving unit 320 and a sending unit 330 .
  • a receiving unit 320 configured to acquire downlink control information DCI
  • the DCI includes an RS request field and a first field, where the RS request field is used to indicate a triggered RS resource set, and when the RS request field indicates that the RS resource set is triggered, the first field is used to determine the first information; When the RS request field indicates that no RS resource set is triggered, the first field is used to determine second information, where the first information is used to determine a time unit for sending the RS, and the second information includes at least one port respectively. corresponding at least one piece of power information, where the power information is used to determine the first transmit power;
  • the processing unit 310 is configured to determine, according to the RS request field, that the first field is used to determine the first information or the second information.
  • the apparatus 300 further includes a sending unit 330, configured to use the at least one first sending power to send at least one signal on the at least one port respectively.
  • the apparatus 300 corresponds to the terminal device in the method embodiment, and the apparatus 300 may be the terminal device in the method embodiment, or a chip or functional module inside the terminal device in the method embodiment. Corresponding units of the apparatus 300 are configured to perform the corresponding steps performed by the terminal device in the method embodiment shown in FIG. 2 .
  • the processing unit 310 in the apparatus 300 is configured to execute the steps related to processing corresponding to the terminal device in the method embodiment.
  • the receiving unit 320 in the apparatus 300 performs the steps of receiving by the terminal device in the method embodiment.
  • the sending unit 330 in the apparatus 300 is configured to perform the step of sending the terminal device.
  • the receiving unit 320 and the transmitting unit can form a transceiver unit, and have the functions of receiving and transmitting at the same time.
  • the processing unit 310 may be at least one processor.
  • the sending unit may be a transmitter or an interface circuit
  • the receiving unit 320 may be a receiver or an interface circuit.
  • the receiver and transmitter can be integrated together to form a transceiver or interface circuit.
  • the apparatus 300 may further include a storage unit for storing data and/or signaling, and the processing unit 310, the sending unit, and the receiving unit 320 may interact or couple with the storage unit, such as reading or calling Data and/or signaling in the storage unit, so that the methods of the above-described embodiments are performed.
  • a storage unit for storing data and/or signaling
  • the processing unit 310, the sending unit, and the receiving unit 320 may interact or couple with the storage unit, such as reading or calling Data and/or signaling in the storage unit, so that the methods of the above-described embodiments are performed.
  • the above units may exist independently, or may be integrated in whole or in part.
  • FIG. 4 is a schematic structural diagram of a terminal device 400 suitable for an embodiment of the present application.
  • the terminal device 400 can be applied to the system shown in FIG. 1 .
  • FIG. 4 only shows the main components of the terminal device.
  • the terminal device 400 includes a processor, a memory, a control circuit, an antenna, and an input and output device.
  • the processor is used to control the antenna and the input and output devices to send and receive signals
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program from the memory, so as to execute the corresponding process performed by the terminal device in the method for registration proposed in this application. Processes and/or Actions. It will not be repeated here.
  • FIG. 4 only shows one memory and a processor. In an actual terminal device, there may be multiple processors and memories.
  • the memory may also be referred to as a storage medium or a storage device, etc., which is not limited in this embodiment of the present application.
  • FIG. 5 is a schematic diagram of an apparatus 500 for information indication provided by the present application.
  • the apparatus 500 includes a receiving unit 510, a sending unit 520 and a processing unit 530.
  • a processing unit 530 configured to determine downlink control information DCI
  • the DCI includes a reference signal RS request field and a first field, the reference signal RS request field is used to indicate a triggered RS resource set, the reference signal RS request field indicates that the RS resource set is triggered, and the first field is used for Determine first information, the RS request field indicates that no RS resource set is triggered, and the first field is used to determine second information, wherein the first information is used to determine the time unit for sending the RS, and the second information includes at least at least one piece of power information corresponding to one port respectively, where the power information is used to determine the first transmit power;
  • the sending unit 520 is configured to send downlink control information DCI to the terminal device.
  • the apparatus 500 further includes a receiving unit 510, configured to receive at least one signal from the terminal device, and the received power of the at least one signal is the same.
  • the apparatus 500 corresponds to the network device in the method embodiment, and the apparatus 500 may be the network device in the method embodiment, or a chip or functional module inside the network device in the method embodiment. Corresponding units of the apparatus 500 are configured to perform the corresponding steps performed by the network device in the method embodiment shown in FIG. 2 .
  • the sending unit 520 in the apparatus 500 performs the step of sending by the network device in the method embodiment
  • the receiving unit 510 in the apparatus 500 is configured to perform the step of receiving the network device
  • the processing unit 530 in the apparatus 500 is configured to perform the internal correspondence of the network device. The steps associated with processing.
  • the receiving unit 510 and the sending unit 520 can form a transceiver unit, and have the functions of receiving and sending at the same time.
  • the processing unit 530 may be at least one processor.
  • the sending unit 520 may be a transmitter or an interface circuit.
  • the receiving unit 510 may be a receiver or an interface circuit. The receiver and transmitter can be integrated together to form a transceiver or interface circuit.
  • the apparatus 500 may further include a storage unit for storing data and/or signaling.
  • the processing unit 530, the sending unit 520, and the receiving unit 510 may interact or couple with the storage unit, for example, read or call the storage unit. data and/or signaling, so that the methods of the above embodiments are performed.
  • the above units may exist independently, or may be integrated in whole or in part.
  • FIG. 6 is a schematic structural diagram of a network device 600 applicable to this embodiment of the present application, which can be used to implement the functions of the network device in the above information indication method. It can be a schematic diagram of the structure of a network device.
  • the network device 600 may include CU, DU, and AAU.
  • the network device includes one or more radio frequency units, such as For the remote radio unit (remote radio unit, RRU) and one or more baseband units (base band unit, BBU):
  • RRU remote radio unit
  • BBU base band unit
  • the non-real-time part of the original BBU will be divided and redefined as CU, which is responsible for processing non-real-time protocols and services.
  • Part of the physical layer processing function of the BBU is merged with the original RRU and passive antenna into AAU, and the remaining functions of the BBU are redefined as DU.
  • CU and DU are distinguished by the real-time nature of processing content, and AAU is a combination of RRU and antenna.
  • CU, DU, and AAU can be separated or co-located. Therefore, there will be a variety of network deployment forms.
  • One possible deployment form is consistent with traditional 4G network equipment.
  • CU and DU share hardware deployment. It should be understood that FIG. 6 is only an example, and the protection scope of the present application is not limited.
  • the deployment form may also be that DUs are deployed in a 6G BBU computer room, CUs are deployed in a centralized manner, or DUs are centrally deployed, and CUs are centralized at higher levels.
  • the AAU 601 can implement a transceiver function and is called a transceiver unit 601, which corresponds to the sending unit 520 in FIG. 5 .
  • the transceiver unit 601 may also be referred to as a transceiver, a transceiver circuit, or a transceiver, etc., which may include at least one antenna 6011 and a radio frequency unit 6012.
  • the transceiver unit 601 may include a receiving unit and a sending unit, the receiving unit may correspond to a receiver (or called a receiver, a receiving circuit), and the sending unit may correspond to a transmitter (or called a transmitter, a sending circuit).
  • the CU and DU 602 may implement internal processing functions called processing unit 602.
  • the processing unit 602 may control network devices, etc., and may be referred to as a controller.
  • the AAU 601, the CU and the DU 602 may be physically set together, or may be physically separated.
  • the network device is not limited to the form shown in FIG. 6 , and can also be in other forms: for example, it includes BBU and ARU, or includes BBU and AAU; it can also be CPE, or other forms, which are not limited in this application.
  • the network device 600 shown in FIG. 6 can implement the functions of the network device involved in the method embodiment of FIG. 2 .
  • the operations and/or functions of each unit in the network device 600 are respectively to implement the corresponding processes executed by the network device in the method embodiments of the present application. To avoid repetition, the detailed description is appropriately omitted here.
  • the structure of the network device illustrated in FIG. 6 is only a possible form, and should not constitute any limitation to the embodiments of the present application. This application does not exclude the possibility of other forms of network device structures that may appear in the future.
  • Embodiments of the present application further provide a communication system, which includes the aforementioned terminal device and network device.
  • the present application also provides a computer-readable storage medium, where instructions are stored in the computer-readable storage medium, and when the instructions are executed on the computer, the computer is made to execute each of the above-mentioned methods performed by the terminal device in the method shown in FIG. 2 . step.
  • the present application also provides a computer-readable storage medium, where instructions are stored in the computer-readable storage medium, and when the instructions are executed on the computer, the computer is made to execute each of the above-mentioned methods performed by the network device in the method shown in FIG. 2 . step.
  • the present application also provides a computer program product containing instructions, when the computer program product runs on a computer, the computer program product causes the computer to perform each step performed by the terminal device in the method shown in FIG. 2 .
  • the present application also provides a computer program product containing instructions, when the computer program product runs on a computer, the computer program product causes the computer to execute each step performed by the network device in the method shown in FIG. 2 .
  • the present application also provides a chip including a processor.
  • the processor is configured to read and run the computer program stored in the memory to execute the corresponding operations and/or processes performed by the terminal device in the method indicated by the information provided in this application.
  • the chip further includes a memory, the memory and the processor are connected to the memory through a circuit or a wire, and the processor is used for reading and executing the computer program in the memory.
  • the chip further includes a communication interface, and the processor is connected to the communication interface.
  • the communication interface is used to receive processed data and/or information, and the processor acquires the data and/or information from the communication interface and processes the data and/or information.
  • the communication interface may be an input/output interface, an interface circuit, an output circuit, an input circuit, a pin or a related circuit on the chip, and the like.
  • the processor may also be embodied as a processing circuit or a logic circuit.
  • the present application also provides a chip including a processor.
  • the processor is configured to read and run the computer program stored in the memory to execute the corresponding operations and/or processes performed by the network device in the method indicated by the information provided in this application.
  • the chip further includes a memory, the memory and the processor are connected to the memory through a circuit or a wire, and the processor is used for reading and executing the computer program in the memory.
  • the chip further includes a communication interface, and the processor is connected to the communication interface.
  • the communication interface is used to receive processed data and/or information, and the processor acquires the data and/or information from the communication interface and processes the data and/or information.
  • the communication interface may be an input/output interface, an interface circuit, an output circuit, an input circuit, a pin or a related circuit on the chip, and the like.
  • the processor may also be embodied as a processing circuit or a logic circuit.
  • the above-mentioned chip can also be replaced by a chip system, which will not be repeated here.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual conditions to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the functions, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable storage medium.
  • the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM), random access memory (RAM), magnetic disk or optical disk and other media that can store program codes .
  • the term "and/or” in this application is only an association relationship to describe associated objects, which means that there can be three kinds of relationships, for example, A and/or B, which can mean that A exists alone, and A and B exist at the same time. , there are three cases of B alone.
  • the character "/" in this document generally indicates that the contextual object is an "or” relationship; the term “at least one” in this application can mean “one” and "two or more", for example, A At least one of , B, and C can mean: A alone exists, B exists alone, C exists alone, A and B exist simultaneously, A and C exist simultaneously, C and B exist simultaneously, and A and B and C exist simultaneously. seven situations.

Abstract

La présente demande concerne un procédé et un appareil d'indication d'informations. Le procédé comprend les étapes suivantes : un dispositif terminal acquiert des informations de commande de liaison descendante (DCI), les DCI comprenant un champ de demande de signal de référence (RS) et un premier champ, et le champ de demande RS servant à indiquer un ensemble de ressources de RS déclenché ; lorsque le champ de demande RS indique qu'un ensemble de ressources RS est déclenché, le premier champ est utilisé pour déterminer des premières informations ; et lorsque le champ de demande RS indique qu'aucun ensemble de ressources RS n'est déclenché, le premier champ est utilisé pour déterminer des secondes informations. La fonction d'indication flexible d'un premier champ dans des DCI est définie selon différents états du champ de demande RS, les premières informations servant à déterminer l'unité de temps pour envoyer le RS, les secondes informations comprenant au moins une information de puissance correspondant respectivement à au moins un port, et l'information ou les informations de puissance servant à déterminer respectivement au moins une première puissance d'émission.
PCT/CN2022/083248 2021-04-02 2022-03-28 Procédé et appareil d'indication d'informations WO2022206652A1 (fr)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150016317A1 (en) * 2012-03-17 2015-01-15 Lg Electronics Inc. Method for controlling transmission power of sounding reference signal in wireless communication system and apparatus for same
US20160112960A1 (en) * 2013-06-24 2016-04-21 Lg Electronics Inc. Method for controlling transmission power of sounding reference signal and apparatus for same
CN111711989A (zh) * 2018-01-19 2020-09-25 Oppo广东移动通信有限公司 探测参考信号传输方法、网络设备和终端设备
CN111867091A (zh) * 2019-04-30 2020-10-30 大唐移动通信设备有限公司 一种信号传输的方法、网络设备及终端设备
US20210029650A1 (en) * 2019-07-22 2021-01-28 Comcast Cable Communications, Llc Power Control for Wireless Communications
US20210377870A1 (en) * 2020-05-27 2021-12-02 Qualcomm Incorporated Open-loop power control parameter determination for mixed downlink control information formats

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150016317A1 (en) * 2012-03-17 2015-01-15 Lg Electronics Inc. Method for controlling transmission power of sounding reference signal in wireless communication system and apparatus for same
US20160112960A1 (en) * 2013-06-24 2016-04-21 Lg Electronics Inc. Method for controlling transmission power of sounding reference signal and apparatus for same
CN111711989A (zh) * 2018-01-19 2020-09-25 Oppo广东移动通信有限公司 探测参考信号传输方法、网络设备和终端设备
CN111867091A (zh) * 2019-04-30 2020-10-30 大唐移动通信设备有限公司 一种信号传输的方法、网络设备及终端设备
US20210029650A1 (en) * 2019-07-22 2021-01-28 Comcast Cable Communications, Llc Power Control for Wireless Communications
US20210377870A1 (en) * 2020-05-27 2021-12-02 Qualcomm Incorporated Open-loop power control parameter determination for mixed downlink control information formats

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