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US-20260129583-A1 - LOW-POWER WAKE-UP SIGNAL INDICATION METHODS AND APPARATUSES, DEVICE AND READABLE STORAGE MEDIUM

US20260129583A1US 20260129583 A1US20260129583 A1US 20260129583A1US-20260129583-A1

Abstract

A method and apparatus for indicating a low power wake up signal, a device, and a readable storage medium are described. The method includes receiving by a terminal, first indication information, where the first indication information is used for indicating information related to an LP-WUS provided by a network side device for the terminal.

Inventors

  • Li Chen

Assignees

  • VIVO MOBILE COMMUNICATION CO., LTD.

Dates

Publication Date
20260507
Application Date
20260106
Priority Date
20230707

Claims (20)

  1. 1 . A method for indicating a low power wake up signal, comprising: receiving, by a terminal, first indication information, wherein the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by a network side device for the terminal.
  2. 2 . The method according to claim 1 , wherein the first indication information comprises at least one of the following: first information, which is used for indicating that the terminal is able to use the LP-WUS; second information, which is used for indicating to enable an LP-WUS feature or functionality; third information, which is used for indicating that a target terminal is able to use the LP-WUS; fourth information, which is used for indicating that the configured LP-WUS could be used for to the target terminal; fifth information, which is used for indicating enabling of the LP-WUS feature or functionality for the target terminal; sixth information, which is used for indicating that the network side device confirms that the terminal is able to use the LP-WUS; seventh information, which is used for indicating that the network side device confirms configuration of the LP-WUS preferred by the terminal; and configuration of the LP-WUS.
  3. 3 . The method according to claim 1 , wherein before the receiving, by a terminal, first indication information, the method further comprises: sending, by the terminal, eighth information, wherein the eighth information is used by the terminal to negotiate with the network side device regarding at least one of the following: whether to configure the LP-WUS for the target terminal; whether to enable the LP-WUS functionality or feature for the target terminal; whether the target terminal is able to use the LP-WUS; and whether the configured LP-WUS could be used for to the target terminal.
  4. 4 . The method according to claim 1 , wherein in a case that the network side device comprises a base station, the first indication information is carried in at least one of a radio resource control (RRC) connection establishment message, an RRC configuration or reconfiguration message, an RRC release message, a broadcast message, and another downlink message; alternatively, in a case that the network side device comprises a core network device, the first indication information is carried in at least one of a registration request response message and another downlink non-access-stratum (NAS) message.
  5. 5 . The method according to claim 3 , wherein in a case that the network side device comprises a base station, the eighth information is carried in at least one of an RRC connection establishment request message, terminal capability information, UE assistance information, or another uplink message; alternatively, in a case that the network side device comprises a core network device, the eighth information is carried in at least one of an uplink registration request message or another uplink NAS message.
  6. 6 . The method according to claim 3 , wherein the eighth information comprises at least one of the following: ninth information, which is used for indicating that the terminal requests to use the LP-WUS feature or functionality; tenth information, which is used for indicating the LP-WUS expected by the terminal; eleventh information, which is used for indicating that the terminal requests the network side device to configure the LP-WUS; twelfth information, which is used for indicating whether the terminal supports the LP-WUS; a type of the terminal; a service of the terminal; a service type of the terminal; a feature or attribute of the terminal; a motion state of the terminal; a paging probability of the terminal; power sensitivity of the terminal; a power consumption profile of the terminal; and a capability of the terminal.
  7. 7 . The method according to claim 2 , wherein the configuration of the LP-WUS comprises at least one of the following: a period of a low power synchronization signal (LP-SS); a period of the LP-WUS; a monitoring occasion of the LP-WUS; an offset between the LP-WUS and a paging early indicator signal, a paging message carried in a physical downlink control channel, or a paging message carried in a physical downlink shared channel; and an association between the LP-WUS and the paging early indicator signal, the paging message carried in the physical downlink control channel, or the paging message carried in the physical downlink shared channel.
  8. 8 . The method according to claim 1 , wherein in a case that the terminal receives the first indication information, the method further comprises: performing, by the terminal, a first operation, wherein the first operation comprises at least one of the following: monitoring the LP-WUS and entering low power sleep.
  9. 9 . A method for indicating a low power wake up signal, comprising: sending, by a network side device, first indication information to a terminal, wherein the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by the network side device for the terminal.
  10. 10 . The method according to claim 9 , wherein the first indication information comprises at least one of the following: first information, which is used for indicating that the terminal is able to use the LP-WUS; second information, which is used for indicating to enable an LP-WUS feature or functionality; third information, which is used for indicating that a target terminal is able to use the LP-WUS; fourth information, which is used for indicating that the configured LP-WUS could be used for to the target terminal; fifth information, which is used for indicating enabling of the LP-WUS feature or functionality for the target terminal; sixth information, which is used for indicating that the network side device confirms that the terminal is able to use the LP-WUS; seventh information, which is used for indicating that the network side device confirms configuration of the LP-WUS preferred by the terminal; and configuration of the LP-WUS.
  11. 11 . The method according to claim 9 , wherein before the sending, by a network side device, first indication information to a terminal, the method further comprises: receiving, by the network side device, eighth information sent by the terminal, wherein the eighth information is used by the terminal to negotiate with the network side device regarding at least one of the following: whether to configure the LP-WUS for the target terminal; whether to enable the LP-WUS functionality or feature for the target terminal; whether the target terminal is able to use the LP-WUS; and whether the configured LP-WUS could be used for to the target terminal.
  12. 12 . The method according to claim 11 , wherein the sending, by a network side device, first indication information to a terminal comprises: sending, by the network side device, the first indication information to the terminal according to the eighth information.
  13. 13 . The method according to claim 9 , wherein in a case that the network side device comprises a base station, the first indication information is carried in at least one of an RRC connection establishment message, an RRC configuration or reconfiguration message, an RRC release message, a broadcast message, or another downlink message; alternatively, in a case that the network side device comprises a core network device, the first indication information is carried in at least one of a registration request response message and a downlink NAS message.
  14. 14 . The method according to claim 11 , wherein in a case that the network side device comprises a base station, the eighth information is carried in at least one of an RRC connection establishment request message, terminal capability information, UE assistance information, or another uplink message; alternatively, in a case that the network side device comprises a core network device, the eighth information is carried in at least one of an uplink registration request message and an uplink NAS message.
  15. 15 . The method according to claim 11 , wherein the eighth information comprises at least one of the following: ninth information, which is used for indicating that the terminal requests to use the LP-WUS feature or functionality; tenth information, which is used for indicating the LP-WUS expected by the terminal; eleventh information, which is used for indicating that the terminal requests the network side device to configure the LP-WUS; twelfth information, which is used for indicating whether the terminal supports the LP-WUS; a type of the terminal; a service of the terminal; a service type of the terminal; a feature or attribute of the terminal; a motion state of the terminal; a paging probability of the terminal; power sensitivity of the terminal; a power consumption profile of the terminal; and a capability of the terminal.
  16. 16 . The method according to claim 10 , wherein the configuration of the LP-WUS comprises at least one of the following: a period of an LP-SS; a period of the LP-WUS; a monitoring occasion of the LP-WUS; an offset between the LP-WUS and a paging early indicator signal, a paging message carried in a physical downlink control channel, or a paging message carried in a physical downlink shared channel; and an association between the LP-WUS and the paging early indicator signal, the paging message carried in the physical downlink control channel, or the paging message carried in the physical downlink shared channel.
  17. 17 . The method according to claim 15 , wherein when the eighth information comprises at least one of the ninth information, the tenth information, and the eleventh information, the eighth information is further used for indicating that the terminal supports the LP-WUS.
  18. 18 . The method according to claim 10 , wherein the target terminal comprises at least one of the following: a terminal of a preset type, a terminal of a preset service, a terminal of a preset service type, a terminal with a preset feature, a terminal with a preset attribute, or a terminal satisfying a preset condition.
  19. 19 . A communication device, comprising at least one hardware processor, a memory, and a program or instruction stored on the memory and runnable on the at least one hardware processor, wherein the program or instruction, when executed by the at least one hardware processor, implements a method for indicating a low power wake up signal, comprising: receiving first indication information, wherein the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by a network side device for the terminal.
  20. 20 . A communication device, comprising at least one hardware processor, a memory, and a program or instruction stored on the memory and runnable on the at least one hardware processor, wherein the program or instruction, when executed by the at least one hardware processor, implements the method according to claim 9 .

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application is a bypass continuation of International Application No. PCT/CN2024/102807 filed on Jul. 1, 2024, which claims the benefit of and priority to Chinese Patent Application No. 202310838877.7, filed on Jul. 7, 2023, where both of which are incorporated by reference in their entireties herein. TECHNICAL FIELD This application relates to the technical field of communications and, more particularly, relates to a method and apparatus for indicating a low power wake up signal, a device, and a readable storage medium. BACKGROUND A low power wake up signal (LP-WUS) may be applied to terminals operating in a radio resource control idle state (RRC_IDLE), a radio resource control inactive state (RRC_INACTIVE), or a radio resource control connected state (RRC_CONNECTED). When the network enables LP-WUS functionality for all terminals, both an LP-WUS and a paging message may be transmitted simultaneously when a terminal is to be paged, thereby causing unnecessary signals and increased overhead for the LP-WUS on the network side. BRIEF SUMMARY Embodiments of this application provide a method and apparatus for indicating a low power wake up signal, a device, and a readable storage medium, to solve a problem of significant overhead associated with a network side LP-WUS. According to a first aspect, a method for indicating a low power wake up signal is provided, including: receiving, by a terminal, first indication information, where the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by a network side device for the terminal. According to a second aspect, a method for indicating a low power wake up signal is provided, including: sending, by a network side device, first indication information to a terminal, where the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by the network side device for the terminal. According to a third aspect, an apparatus for indicating a low power wake up signal is provided, including: a first receiving module, configured to receive first indication information, where the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by a network side device for a terminal. According to a fourth aspect, an apparatus for indicating a low power wake up signal is provided, including: a second sending module, configured to send first indication information to a terminal, where the first indication information is used for indicating information related to a low power wake up signal (LP-WUS) provided by a network side device for the terminal. According to a fifth aspect, a communication device is provided. The communication device includes a processor, a memory, and a program or instruction stored on the memory and runnable on the processor, where the program or instruction, when executed by the processor, implements the steps of the method according to the first aspect or the second aspect. According to a sixth aspect, a readable storage medium is provided. The readable storage medium has a program or instruction stored therein. The program or the instruction, when executed by a processor of a terminal, implements the steps of the method according to the first aspect, or when executed by a processor of a network side device, implements the steps of the method according to the second aspect. According to a seventh aspect, a chip is provided. The chip includes a processor and a communication interface. The communication interface is coupled to the processor. The processor is configured to run a program or an instruction to implement the steps of the method according to the first aspect or the second aspect. According to an eighth aspect, a computer program/program product is provided. The computer program/program product is stored in a non-transitory storage medium, and the program/program product is executed by at least one processor to implement the steps of the method according to the first aspect or the second aspect. According to a ninth aspect, a communication system is provided. The communication system includes a terminal and a network side device. The terminal is configured to perform the steps of the method according to the first aspect, and the network side device is configured to perform the steps of the method according to the second aspect. In the embodiments of this application, the terminal receives the first indication information. The first indication information is used for indicating the information related to the LP-WUS provided by the network side device for the terminal, so that the network side can effectively control the terminal to use the LP-WUS, and reduce cases in which all terminals use the LP-WUS, thereby saving signaling overhead of the LP-WUS on the network side. In addition, by limiting use of the LP-WUS, it is ensure