Survival time processing method, and terminal device

1 . A processing method for a survival time, comprising:

receiving, by a terminal device, an indication signaling from a network device, wherein the indication signaling is configured to indicate whether to perform a relevant operation of the survival time; and

performing, by the terminal device, the relevant operation of the survival time according to first information and the indication signaling, wherein the first information is indicated by an access network and comprises relevant information of the survival time,

wherein the relevant information of the survival time comprises a Data Radio Bearer (DRB) identity;

wherein the performing, by the terminal device, the relevant operation of the survival time according to the first information and the indication signaling comprises:

performing, by the terminal device, the following operation according to the first information and the indication signaling in a case that a first condition is met: determining to perform a specific transmission;

wherein the performing the specific transmission comprises: performing a highly reliable transmission; and

wherein the performing the highly reliable transmission comprises: performing a duplicate transmission,

wherein the performing the relevant operation of the survival time comprises at least one of:

determining whether to enter or start the survival time;

determining whether to exit or end the survival time;

determining a survival time status; or

determining an action of a timer related to the survival time.

2 . The processing method according to claim 1 , wherein the relevant information of the survival time further comprises at least one of:

the survival time, a Quality of Service (QoS) flow identity, a Packet Data Unit (PDU) session identity, a service arrival time, a service pattern, a service period, a related timer configuration, indication information for using the relevant information of the survival time, or indication information for performing the relevant operation of the survival time.

3 . The processing method according to claim 1 , wherein the indication signaling comprises at least one of:

Radio Resource Control (RRC), Media Access Control (MAC), or Downlink Control Information (DCI).

4 . The processing method according to claim 1 , wherein the determining whether to enter or start the survival time comprises at least one of:

determining to enter or start the survival time in a case that a packet or a Packet Data Convergence Protocol (PDCP) Service Data Unit (SDU) is considered to be at least one of lost, unsuccessfully received, or transmitted in error;

determining to enter or start the survival time in a case that the packet or the PDCP SDU arrives at a PDCP layer of a sender;

determining to enter or start the survival time in a case that the packet or the PDCP SDU leaves the PDCP layer of the sender;

sending the packet or the PDCP SDU, and determining to enter or start the survival time;

sending a SDU, a PDU, a Transport Block (TB), or a Physical Uplink Shared Channel (PUSCH), and determining to enter or start the survival time;

determining to enter or start the survival time in a case that the PDCP SDU is considered to be at least one of lost, unsuccessfully received, or transmitted in error; or

determining to enter or start the survival time in a case that the SDU, the PDU, the TB, or the PUSCH is considered to be at least one of lost, unsuccessfully received, or transmitted in error.

5 . The processing method according to claim 4 , wherein entering or starting the survival time indicates entering or starting the survival time status.

6 . The processing method according to claim 1 , wherein the performing, by the terminal device, the relevant operation of the survival time according to the first information further comprises:

performing, by the terminal device, at least one of the following operations according to the first information in a case that the first condition is met:

determining whether to receive or process a corresponding Downlink Feedback Indication (DFI); or

determining whether to perform reporting.

7 . The processing method according to claim 6 , wherein the first information further comprises at least one of:

a correspondence between the survival time and a Logical Channel (LCH);

a correspondence between the survival time and a Hybrid Automatic Repeat reQuest (HARQ); or

a correspondence between the survival time and a Configured Grant (CG).

8 . The processing method according to claim 6 , wherein the first condition comprises at least one of:

the survival time being bonded to the LCH;

the survival time being bonded to a HARQ process; or

the survival time being bonded to the CG.

9 . The processing method according to claim 1 , wherein the performing the highly reliable transmission further comprises at least one of:

performing a repetition transmission, using another set of duplicate transmission times, using another set of repetition transmission times, using a second set of Modulation and Coding Scheme (MCS), using another resource configuration, using another set of resource configuration parameters, using another set of LCH mapping restrictions, cancelling a LCH mapping restriction, using a first set of LCH configuration parameters, using a second set of physical layer transmission parameters, or using a second prioritization processing method.

10 . The processing method according to claim 1 , wherein the determining to perform the specific transmission comprises at least one of:

performing the specific transmission in a case of having entered or started the survival time;

performing the specific transmission before the expiration of the second timer;

performing the specific transmission upon entering or starting the survival time;

performing the specific transmission while maintaining the survival time status; or

performing the specific transmission during the operation of the second timer.

11 . A terminal device, comprising: a processor and a memory, wherein the memory is configured to store a computer program, and the processor is configured to call and run the computer program stored in the memory, to cause the terminal device to perform a processing method for a survival time, comprising:

receiving an indication signaling from a network device, wherein the indication signaling is configured to indicate whether to perform a relevant operation of the survival time; and

performing the relevant operation of the survival time according to first information and the indication signaling, wherein the first information is indicated by an access network and comprises relevant information of the survival time,

wherein the relevant information of the survival time comprises a Data Radio Bearer (DRB) identity;

wherein the performing the relevant operation of the survival time according to the first information and the indication signaling comprises:

performing the following operation according to the first information and the indication signaling in a case that a first condition is met:

determining to perform a specific transmission,

wherein the performing the specific transmission comprises: performing a highly reliable transmission; and

wherein the performing the highly reliable transmission comprises: performing a duplicate transmission,

wherein the performing the relevant operation of the survival time comprises at least one of:

determining whether to enter or start the survival time;

determining whether to exit or end the survival time;

determining a survival time status; or

determining an action of a timer related to the survival time.

12 . The terminal device according to claim 11 , wherein the relevant information of the survival time further comprises at least one of:

the survival time, a Quality of Service (QoS) flow identity, a Packet Data Unit (PDU) session identity, a service arrival time, a service pattern, a service period, a related timer configuration, indication information for using the relevant information of the survival time, or indication information for performing the relevant operation of the survival time.

13 . The terminal device according to claim 11 , wherein the indication signaling comprises at least one of:

Radio Resource Control (RRC), Media Access Control (MAC), or Downlink Control Information (DCI).

14 . The terminal device according to claim 11 , wherein the determining whether to enter or start the survival time comprises at least one of:

determining to enter or start the survival time in a case that a packet or a Packet Data Convergence Protocol (PDCP) Service Data Unit (SDU) is considered to be at least one of lost, unsuccessfully received, or transmitted in error;

determining to enter or start the survival time in a case that the packet or the PDCP SDU arrives at a PDCP layer of a sender;

determining to enter or start the survival time in a case that the packet or the PDCP SDU leaves the PDCP layer of the sender;

sending the packet or the PDCP SDU, and determining to enter or start the survival time;

sending a SDU, a PDU, a Transport Block (TB), or a Physical Uplink Shared Channel (PUSCH), and determining to enter or start the survival time;

determining to enter or start the survival time in a case that the PDCP SDU is considered to be at least one of lost, unsuccessfully received, or transmitted in error; or

determining to enter or start the survival time in a case that the SDU, the PDU, the TB, or the PUSCH is considered to be at least one of lost, unsuccessfully received, or transmitted in error.

15 . The terminal device according to claim 14 , wherein entering or starting the survival time indicates entering or starting the survival time status.

16 . The terminal device according to claim 11 , wherein the performing the relevant operation of the survival time according to the first information further comprises:

performing at least one of the following operations according to the first information in a case that the first condition is met:

determining whether to receive or process a corresponding Downlink Feedback Indication (DFI); or

determining whether to perform reporting.

17 . The terminal device according to claim 16 , wherein the first information further comprises at least one of:

a correspondence between the survival time and a Logical Channel (LCH);

a correspondence between the survival time and a Hybrid Automatic Repeat reQuest (HARQ); or

a correspondence between the survival time and a Configured Grant (CG).

18 . The terminal device according to claim 16 , wherein the first condition comprises at least one of:

the survival time being bonded to the LCH;

the survival time being bonded to a HARQ process; or

the survival time being bonded to the CG.