Positioning processing method, terminal and network side device

1 . A method for positioning processing, comprising:

obtaining, by a terminal, timing error group (TEG) level information, wherein the TEG level information indicates at least one mapping relationship, wherein the at least one mapping relationship comprises at least one of the following:

a timing error threshold corresponding to a TEG level,

a timing error difference threshold corresponding to the TEG level,

a positioning accuracy requirement corresponding to the TEG level, or

configuration information of reference signal for positioning corresponding to the TEG level;

determining, by the terminal, first indication information according to the at least one mapping relationship; and

sending, by the terminal, the first indication information, to a first network side device for the first network side device to perform positioning processing associated with the terminal based on the first indication information,

wherein the first indication information indicates at least one of the following:

an association between a reference signal for uplink positioning and a TEG, or

an association between a positioning measurement result and the TEG.

2 . The method according to claim 1 , wherein the at least one mapping relationship further comprises:

a TEG level identifier.

3 . The method according to claim 1 , further comprising:

sending, by the terminal, TEG capability information;

wherein the TEG capability information indicates the at least one mapping relationship, and the at least one mapping relationship comprises at least one of the following:

a TEG level identifier;

a timing error threshold corresponding to the TEG level;

a timing error difference threshold corresponding to the TEG level;

a positioning accuracy requirement corresponding to the TEG level;

configuration information of reference signal for positioning corresponding to the TEG level;

a statistical characteristic parameter of a timing error corresponding to the TEG level;

a statistical characteristic parameter of a timing error difference corresponding to the TEG level; or

a number of TEGs corresponding to the TEG level.

4 . The method according to claim 1 , further comprising:

receiving, by the terminal, request information from the first network side device, wherein the request information is used to request the terminal to provide the first indication information or TEG capability information.

5 . The method according to claim 4 , wherein the request information comprises at least one of the following:

a request identifier;

a TEG level identifier;

a target timing error threshold;

a target timing error difference threshold;

positioning accuracy requirements; or

a TEG capability information request.

6 . The method according to claim 1 , before the terminal sends the first indication information, further comprising:

receiving, by the terminal, the positioning accuracy requirement of the first network side device.

7 . The method according to claim 1 , wherein the first indication information further indicates the TEG level of the TEG.

8 . The method according to claim 1 , wherein the first indication information indicates the association between the positioning measurement result and the TEG, wherein the positioning measurement result is a time difference between sending and receiving, the TEG associated with the time difference between sending and receiving corresponds to one or more resources of reference signal for uplink positioning.

9 . The method according to claim 8 , wherein the one or more resources of reference signal for uplink positioning comprise at least one of the following:

a resource of a reference signal for uplink positioning transmission occasion closest to a current measurement moment;

resources of one or more preset transmission occasions of reference signal for uplink positioning; or

resources of one or more transmission occasions of reference signal for uplink positioning within a first time window.

10 . The method according to claim 9 , wherein the one or more transmission occasion of reference signal for uplink positioning in the first time window comprise at least one of the following:

one or more transmission occasions of reference signal for uplink positioning closest to the current measurement moment in the first time window;

transmission occasions of reference signal for uplink positioning specified in the first time window; or

any transmission occasion of reference signal for uplink positioning in the first time window.

11 . The method according to claim 1 , further comprising:

obtaining, by the terminal, second indication information, wherein the second indication information indicates a signaling mode for sending the first indication information, wherein the signaling mode comprises one of the following:

sending, by the terminal, the first indication information to the first network side device; or

sending, by the terminal, the first indication information to a second network side device, and sending, by the second network side device, the first indication information to the first network side device.

12 . The method according to claim 1 , wherein the first indication information further comprises consistency indication information of the TEG, and the consistency indication information indicates whether TEG information under the same TEG identifier at different times is consistent.

13 . The method according to claim 12 , wherein during the time during which the consistency of the TEG information is maintained, the first indication information further comprises at least one of the following:

change information of the association between the positioning measurement result and the TEG; or

change information of the association between the reference signal for uplink positioning and the TEG.

14 . The method according to claim 1 , wherein the first indication information indicates the association between the positioning measurement result and the TEG, and when the positioning measurement result is obtained based on measurement of reference signal for positioning, the first indication information indicates association between positioning measurement results of multiple resources of reference signal for positioning under one TRP and at least one TEG,

wherein in the association between the positioning measurement results of the multiple resources of reference signal for positioning under the one TRP and the at least one TEG, each TEG is associated with a positioning measurement result of at least one resource of reference signal for positioning.

15 . The method according to claim 14 , wherein the multiple resources of reference signal for positioning satisfy at least one of the following conditions:

belonging to a same resource set of reference signal for positioning;

belonging to a same positioning frequency layer;

falling within a range of a second time window; or

a distance in time is smaller than a distance threshold.

16 . A method for positioning processing, comprising:

receiving, by a first network side device, first indication information from a terminal, wherein the first indication information is determined by the terminal according to at least one mapping relationship of timing error group (TEG) level information, and the at least one mapping relationship comprises at least one of the following:

a timing error threshold corresponding to a TEG level,

a timing error difference threshold corresponding to the TEG level,

a positioning accuracy requirement corresponding to the TEG level, or

configuration information of reference signal for positioning corresponding to the TEG level; and

performing, by the first network side device, positioning processing associated with the terminal according to the first indication information;

wherein the first indication information indicates:

an association between a reference signal for uplink positioning and a TEG; and

an association between a positioning measurement result and the TEG.

17 . A terminal, comprising: a memory storing a computer program; and a processor coupled to the memory and configured to execute the computer program to perform operations comprising:

Obtaining timing error group (TEG) level information, wherein the TEG level information indicates at least one mapping relationship, wherein the at least one mapping relationship comprises at least one of the following:

a timing error threshold corresponding to a TEG level,

a timing error difference threshold corresponding to the TEG level,

a positioning accuracy requirement corresponding to the TEG level, or

configuration information of reference signal for positioning corresponding to the TEG level;

determining first indication information according to the at least one mapping relationship; and

sending the first indication information, to a first network side device for the first network side device to perform positioning processing associated with the terminal based on the first indication information,

wherein the first indication information indicates at least one of the following:

an association between a reference signal for uplink positioning and a timing error group (TEG); or

an association between a positioning measurement result and the TEG.

18 . A network side device, comprising: a memory storing a computer program; and a processor coupled to the memory and configured to execute the computer program to perform steps of the positioning processing method according to claim 16 .