Method, apparatus and device for location acquisition, medium, chip, product, and program

1 . A method for location acquisition, comprising:

receiving, by a first terminal, a sidelink signal configuration for a second terminal;

measuring, by the first terminal, a sidelink signal of the second terminal based on the sidelink signal configuration for the second terminal, to acquire a first measurement result; and

acquiring, by the first terminal, first relative positioning information between the first terminal and the second terminal, the first relative positioning information corresponding to the first measurement result,

wherein acquiring, by the first terminal, the first relative positioning information between the first terminal and the second terminal, the first relative positioning information corresponding to the first measurement result, comprises:

sending, by the first terminal, the first measurement result to the second terminal, the first measurement result being used for the second terminal to determine the first relative positioning information between the first terminal and the second terminal; and

receiving, by the first terminal, the first relative positioning information from the second terminal.

2 . The method of claim 1 , wherein receiving, by the first terminal, the sidelink signal configuration for the second terminal, comprises:

receiving, by the first terminal, the sidelink signal configuration for the second terminal from a network device.

3 . The method of claim 1 , wherein receiving, by the first terminal, the sidelink signal configuration for the second terminal, comprises:

receiving, by the first terminal, the sidelink signal configuration for the second terminal from the second terminal through a sidelink between the first terminal and the second terminal.

4 . The method of claim 1 , further comprising:

receiving, by the first terminal, a positioning capability request from the network device; and

sending, by the first terminal, a message comprising a positioning capability or a sidelink-based positioning capability to the network device.

5 . The method of claim 1 , wherein measuring, by the first terminal, the sidelink signal of the second terminal based on the sidelink signal configuration for the second terminal, comprises:

in case that the first terminal receives a measurement request from a network device, measuring, by the first terminal, the sidelink signal of the second terminal based on the sidelink signal configuration for the second terminal.

6 . The method of claim 1 , further comprising:

sending, by the first terminal, a first request to a network device, the first request indicating a relative positioning demand towards the second terminal.

7 . The method of claim 6 , wherein the first request comprises or indicates at least one of: an identification of the second terminal, or an identification of a road side unit corresponding to the second terminal.

8 . The method of claim 1 , further comprising:

determining, by the first terminal, whether a quality of a detected reference signal from a terminal is higher than a threshold, and determining a terminal corresponding to the quality of the reference signal greater than the threshold as the second terminal.

9 . The method of claim 1 , further comprising:

receiving, by the first terminal, a sidelink signal broadcasted by the second terminal based on the sidelink signal configuration for the second terminal; and

determining, by the first terminal, the first measurement result based on a signal quality and/or a signal strength of the sidelink signal received from the second terminal.

10 . An apparatus for location acquisition, comprising:

a transceiver, configured to receive a sidelink signal configuration for a second terminal;

a processor, configured to:

measure a sidelink signal of the second terminal based on the sidelink signal configuration for the second terminal, to acquire a first measurement result; and

acquire first relative positioning information between the first terminal and the second terminal, the first relative positioning information corresponding to the first measurement result,

wherein the transceiver is specifically configured to:

send the first measurement result to the second terminal, the first measurement result being used for the second terminal to determine the first relative positioning information between the first terminal and the second terminal; and

receive the first relative positioning information from the second terminal.

11 . The apparatus of claim 10 , wherein the processor is further configured to:

determine whether a quality of a detected reference signal from a terminal is higher than a threshold, and determine a terminal corresponding to the quality of the reference signal greater than the threshold as the second terminal.

12 . The apparatus of claim 10 , wherein the transceiver is further configured to:

receive a sidelink signal broadcasted by the second terminal based on the sidelink signal configuration for the second terminal; and

the processor is further configured to:

determine the first measurement result based on a signal quality and/or a signal strength of the sidelink signal received from the second terminal.

13 . An apparatus for location acquisition, comprising: a transceiver, configured to indicate a second terminal to send a sidelink signal configuration for the second terminal; wherein the sidelink signal configuration for the second terminal is used for a first terminal to measure a sidelink signal of the second terminal to acquire a first measurement result; and the sidelink signal configuration for the second terminal is further used for the first terminal or the network device to acquire first relative positioning information between the first terminal and the second terminal, the first relative positioning information corresponding to the first measurement result, wherein the first measurement result is sent from the first terminal to the second terminal, the first measurement result is used for the second terminal to determine the first relative positioning information between the first terminal and the second terminal, and the first relative positioning information is received by the first terminal from the second terminal.

14 . The apparatus of claim 13 , wherein the transceiver is further configured to:

send a fifth request to the second terminal, the fifth request requesting the sidelink signal configuration for the second terminal;

receive the sidelink signal configuration for the second terminal from the second terminal; and

send the sidelink signal configuration for the second terminal to the first terminal.

15 . The apparatus of claim 13 , wherein the transceiver is further configured to:

send a positioning capability request to the first terminal; and

receive a message comprising a positioning capability or a sidelink-based positioning capability from the first terminal.

16 . The apparatus of claim 13 , wherein the transceiver is further configured to:

send a measurement request to the first terminal, the measurement request indicating the first terminal to measure the sidelink signal of the second terminal based on.

17 . The apparatus of claim 13 , wherein the transceiver is further configured to:

receive a first request from the first terminal, the first request indicating a relative positioning demand towards the second terminal.

18 . The apparatus of claim 17 , wherein the first request comprises or indicates at least one of an identification of the second terminal, or an identification of a road side unit corresponding to the second terminal.

19 . The apparatus of claim 13 , wherein the transceiver is further configured to:

send first indication information to the first terminal, or, send fifth indication information to the second terminal; the first indication information or the fifth indication information indicating an establishment of an sidelink between the first terminal and the second terminal, and

indicate the second terminal to send the sidelink signal configuration for the second terminal to the first terminal through the sidelink between the first terminal and the second terminal.

20 . The apparatus of claim 19 , wherein the transceiver is further configured to:

receive feedback information from the first terminal or the second terminal, the feedback information indicating at least one of that:

the establishment of the sidelink between the first terminal and the second terminal is completed; or,

the first terminal receives the sidelink signal configuration for the second terminal from the second terminal.