Terminal positioning method and apparatus, communication device, and storage medium

1 . A terminal positioning method, performed by a core network element and comprising:

sending, to a terminal, messages to be used by the terminal to perform positioning, wherein the messages comprise positioning assistance information and location request information; the positioning assistance information is used by the terminal to perform positioning measurement; and the location request information is used to request a positioning result of the positioning measurement;

wherein the positioning assistance information indicates at least one of: precision information of a positioning reference signal (PRS) sent by a base station, height information of a launching point of sending the PRS by the base station, or a time-frequency domain location for the base station to send the PRS; and

sending, to the base station, a new radio positioning protocol a (NRPPa) message, wherein the NRPPa message comprises information related to a measurement gap, and the information related to the measurement gap is used by the base station to determine the measurement gap of the positioning measurement of the terminal.

2 . The method according to claim 1 , wherein the messages are NRPPa messages; and sending the messages to be used by the terminal to perform the positioning comprises:

sending, to the base station, the NRPPa messages to be used by the terminal to perform the positioning.

3 . The method according to claim 1 , wherein the messages are long-term evolution positioning protocol (LPP) messages; and sending the messages to be used by the terminal to perform the positioning comprises:

sending, to the terminal, the LPP messages to be used by the terminal to perform the positioning.

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

receiving a long-term evolution positioning protocol (LPP) message carrying the positioning result sent by the terminal based on the location request information;

or,

receiving an NRPPa message carrying the positioning result sent by the base station based on the location request information.

5 . A communication device, comprising:

an antenna;

a memory; and

a processor, connected with the antenna and the memory respectively and configured to, by executing computer executable instructions stored on the memory, control the antenna to send and receive a wireless signal and be capable of implementing the method provided according to claim 1 .

6 . A terminal positioning method, performed by a base station and comprising:

receiving messages sent by a core network element and to be used by a terminal to perform positioning, wherein the messages comprise positioning assistance information and location request information; the positioning assistance information is used by the terminal to perform positioning measurement; and the location request information is used to request a positioning result of the positioning measurement;

wherein the positioning assistance information indicates at least one of: precision information of a positioning reference signal (PRS) sent by the base station, height information of a launching point of sending the PRS by the base station, or a time-frequency domain location for the base station to send the PRS; and

receiving a new radio positioning protocol a (NRPPa) message sent by the core network element, wherein the NRPPa message comprises information related to a measurement gap, and the information related to the measurement gap is used by the base station to determine the measurement gap of the positioning measurement of the terminal.

7 . The method according to claim 6 , wherein the messages are NRPPa messages.

8 . The method according to claim 7 , further comprising:

sending, by the base station and to the terminal, a radio resource control (RRC) message determined based on the NRPPa messages, wherein the RRC message comprises the positioning assistance information and the location request information.

9 . The method according to claim 8 , wherein the positioning assistance information is generated based on positioning assistance information in the NRPPa messages; and the location request information is generated based on location request information in the NRPPa messages.

10 . The method according to claim 8 , wherein the RRC message further carries the measurement gap of the positioning measurement of the terminal, and the measurement gap is determined based on the positioning method of the positioning measurement of the terminal indicated by the location request information or determined based on the information related to the measurement gap.

11 . The method according to claim 6 , further comprising:

receiving, by the base station, a radio resource control (RRC) message sent by the terminal based on the location request information and carrying the positioning result; and

sending, by the base station and to the core network element, an NRPPa message carrying the positioning result, wherein the NRPPa message is determined according to the RRC message.

12 . A communication device, comprising:

an antenna;

a memory; and

a processor, connected with the antenna and the memory respectively and configured to, by executing computer executable instructions stored on the memory, control the antenna to send and receive a wireless signal and be capable of implementing the method provided according to claim 6 .

13 . A terminal positioning method, performed by a terminal and comprising:

receiving messages, wherein the messages comprise positioning assistance information and location request information; the positioning assistance information is used by the terminal to perform positioning measurement; and the location request information is used to request a positioning result of the positioning measurement;

wherein the positioning assistance information indicates at least one of: precision information of a positioning reference signal (PRS) sent by a base station, height information of a launching point of sending the PRS by the base station, or a time-frequency domain location for the base station to send the PRS; and

a measurement gap of the positioning measurement of the terminal is determined by the base station according to information related to the measurement gap, and the information related to the measurement gap is comprised in a new radio positioning protocol a (NRPPa) message sent by a core network element to the base station.

14 . The method according to claim 13 , wherein receiving the messages comprises:

receiving messages sent by the core network element,

wherein the messages are long-term evolution positioning protocol (LPP) messages; and

wherein the method further comprises: receiving, by the terminal, a radio resource control (RRC) message sent by the base station, wherein the RRC message carries the measurement gap of the positioning measurement of the terminal.

15 . The method according to claim 13 , wherein receiving the messages comprises:

receiving a second message sent by the base station, wherein the second message is a radio resource control (RRC) message;

wherein the RRC message further carries the measurement gap of the positioning measurement of the terminal.

16 . The method according to claim 14 , further comprising:

performing, by the terminal, the positioning measurement on a positioning reference signal according to the positioning assistance information, the location request information and the measurement gap to obtain the positioning result.

17 . The method according to claim 13 , further comprising:

sending, to the base station, a radio resource control (RRC) message carrying the positioning result based on the location request information;

or

sending, to the core network element, a long-term evolution positioning protocol (LPP) message carrying the positioning result based on the location request information.

18 . A communication device, comprising:

an antenna;

a memory; and

a processor, connected with the antenna and the memory respectively and configured to, by executing computer executable instructions stored on the memory, control the antenna to send and receive a wireless signal and be capable of implementing the method provided according to claim 13 .