JP-7855691-B2 - Positioning method, device and storage medium

Inventors

• リ，ミンジュ

Assignees

• 北京小米移動軟件有限公司

Dates

Publication Date

20260508

Application Date

20211118

Claims (18)

1. A positioning method applicable to a positioning measurement device, A step of reporting a positioning measurement report, the positioning measurement report including at least one of carrier phase measurement results and direct route instruction information, The direct route indication information includes a first bit for indicating whether the specified route is a direct route, or the direct route indication information includes a second bit for indicating the probability that the specified route is a direct route. Each direct path indication information corresponds to a single carrier phase measurement result. The positioning measurement report includes: The system further includes at least one of the following: information indicating whether the arrival time, round-trip time value, and reception time error are the same; information indicating whether the transmission time error is the same; and information indicating whether the transmission and reception time errors are the same. A positioning method characterized by the following.
2. The carrier phase measurement results include at least one of the fractional part of the carrier phase and the total number of cycles of the carrier phase. The positioning method according to feature 1.
3. The fractional part of the carrier phase includes the fractional part of the carrier phase corresponding to each of the different paths among the multiple paths, or the fractional part of the carrier phase corresponding to all of the multiple paths. The positioning method according to feature 2.
4. The total number of cycles of the carrier phase includes the total number of cycles of the carrier phase corresponding to each of the different paths among the multiple paths, or the total number of cycles of the carrier phase corresponding to all of the multiple paths. The positioning method according to feature 2.
5. Each direct route instruction information is further, Corresponding to a single reference signal, or at least one of a single transmit/receive point, The positioning method according to feature 1 .
6. The positioning measurement report includes: The following are further included: reference signal received power, arrival angle, departure angle, and arrival time difference. The positioning method according to feature 1.
7. The step of reporting the aforementioned positioning measurement report is: The process includes a step of reporting a positioning measurement report to the core network device. The positioning method according to feature 1.
8. The positioning measurement report is based on a positioning reference signal and measures using different routes from a set of routes, and the positioning reference signal is, Includes a reference signal for downlink positioning or a reference signal for uplink positioning. The positioning method according to feature 1.
9. A positioning method applicable to core network devices, A step of receiving a positioning measurement report, the positioning measurement report including at least one of carrier phase measurement results and direct route instruction information, The direct route indication information includes a first bit for indicating whether the specified route is a direct route, or the direct route indication information includes a second bit for indicating the probability that the specified route is a direct route. Each direct path indication information corresponds to a single carrier phase measurement result. The positioning measurement report includes: The system further includes at least one of the following: information indicating whether the arrival time, round-trip time value, and reception time error are the same; information indicating whether the transmission time error is the same; and information indicating whether the transmission and reception time errors are the same. A positioning method characterized by the following.
10. The carrier phase measurement results include at least one of the fractional part of the carrier phase and the total number of cycles of the carrier phase. The positioning method according to feature 9.
11. The fractional part of the carrier phase includes the fractional part of the carrier phase corresponding to each of the different paths among the multiple paths, or the fractional part of the carrier phase corresponding to all of the multiple paths. The positioning method according to feature 10.
12. The total number of cycles of the carrier phase includes the total number of cycles of the carrier phase corresponding to each of the different paths among the multiple paths, or the total number of cycles of the carrier phase corresponding to all of the multiple paths. The positioning method according to feature 10.
13. Each direct route instruction information is further, Corresponding to a single reference signal, or at least one of a single transmit/receive point, The positioning method according to feature 9.
14. The positioning measurement report includes: The following are further included: reference signal received power, arrival angle, departure angle, and arrival time difference. The positioning method according to feature 9.
15. The positioning measurement report is based on a positioning reference signal and measures using different routes from a set of routes, and the positioning reference signal is, Includes a reference signal for downlink positioning or a reference signal for uplink positioning. The positioning method according to feature 9.
16. A positioning device, Processor and Includes a memory for storing instructions that can be executed by the processor, The processor is configured to perform the positioning method described in any one of claims 1 to 8. A positioning device characterized by the following features.
17. A positioning device, Processor and It includes memory for storing instructions that can be executed by the processor, The processor is configured to perform the positioning method described in any one of claims 9 to 15. A positioning device characterized by the following features.
18. It is a storage medium, The storage medium stores instructions, and when the processor executes the instructions in the storage medium, the positioning method described in any one of claims 1 to 8 is realized. A storage medium characterized by the following features.

Description

This disclosure relates to the field of communication technology, particularly to positioning methods, devices, and storage media. 5G R16 incorporates numerous positioning technologies to enable terminal positioning. These positioning technologies combine measurement results from multiple paths to obtain a single measurement result for those paths, thereby performing positioning. However, positioning accuracy is significantly affected by the number of paths; adopting a unified measurement result from combining multiple paths degrades positioning accuracy. To overcome challenges in related technologies, this disclosure provides a positioning method, apparatus, and storage medium. According to a first embodiment of the embodiments of this disclosure, a positioning method applicable to a positioning measurement device is provided, the positioning method is: A step of reporting a positioning measurement report, the positioning measurement report including at least one of carrier phase measurement results and direct route instruction information. In one embodiment, the carrier phase measurement result includes at least one of the fractional part of the carrier phase and the total number of cycles of the carrier phase. In one embodiment, the fractional part of the carrier phase includes the fractional part of the carrier phase corresponding to each of the multiple paths, or the fractional part of the carrier phase corresponding to all of the multiple paths. In one embodiment, the total number of carrier phases includes the total number of carrier phases corresponding to each of the different paths among the multiple paths, or the total number of carrier phases corresponding to all of the multiple paths. In one embodiment, the direct route indication information includes a first bit for indicating whether the designated route is a direct route, or the direct route indication information includes a second bit for indicating the probability that the designated route is a direct route. In one embodiment, each direct route instruction information is: It corresponds to at least one of a single reference signal, a single transmit/receive point, or a single carrier phase measurement result. In one embodiment, the measurement report includes: The system includes at least one of the following: reference signal received power, arrival angle, departure angle, arrival time, arrival time difference, round-trip time value, indication information indicating whether the reception time error is the same, indication information indicating whether the transmission time error is the same, and indication information indicating whether the transmission and reception time errors are the same. In one embodiment, the step of reporting the positioning measurement report includes the step of reporting the positioning measurement report to a core network device. In one embodiment, the positioning measurement report is measured on different paths among multiple paths based on a positioning reference signal, and the positioning reference signal includes either a downlink positioning reference signal or an uplink positioning reference signal. According to a second embodiment of the embodiments of this disclosure, a positioning method applicable to a core network device is provided, the positioning method is The step of receiving a positioning measurement report, the positioning measurement report including at least one of carrier phase measurement results and direct route instruction information. In one embodiment, the carrier phase measurement result includes at least one of the fractional part of the carrier phase and the total number of cycles of the carrier phase. In one embodiment, the fractional part of the carrier phase includes the fractional part of the carrier phase corresponding to each of the multiple paths, or the fractional part of the carrier phase corresponding to all of the multiple paths. In one embodiment, the total number of carrier phases includes the total number of carrier phases corresponding to each of the different paths among the multiple paths, or the total number of carrier phases corresponding to all of the multiple paths. In one embodiment, the direct route indication information includes a first bit for indicating whether the designated route is a direct route, or the direct route indication information includes a second bit for indicating the probability that the designated route is a direct route. In one embodiment, each direct route instruction information is: It corresponds to at least one of a single reference signal, a single transmit/receive point, or a single carrier phase measurement result. In one embodiment, the measurement report includes: The system includes at least one of the following: reference signal received power, arrival angle, departure angle, arrival time, arrival time difference, round-trip time value, indication information indicating whether the reception time error is the same, indicati