CN-122003619-A - Signal receiving and transmitting method, device and storage medium

Abstract

A signal transmitting and receiving method, a signal transmitting and receiving device and a storage medium, wherein the signal transmitting and receiving method comprises the steps of transmitting a first positioning signal, the first positioning signal and a second positioning signal are used for back scattering of a third device (103) and positioning the third device (103), the first positioning signal is transmitted by a first device (101), the second positioning signal is transmitted by a second device (102), and the position of the first device (101) is different from the position of the second device (102). The problem of how to fix a position third equipment (103) is solved, the first equipment (101) and the second equipment (102) at different positions realize the positioning of the third equipment (103) by sending different positioning signals, the positioning signals sent by the third equipment (103) at different positions can be back scattered, and the accuracy of positioning the third equipment (103) is further guaranteed.

Inventors

• FU TING

Assignees

• 北京小米移动软件有限公司

Dates

Publication Date

20260508

Application Date

20240829

Claims (20)

1. A method of signaling, the method performed by a first device, the method comprising: And sending a first positioning signal, wherein the first positioning signal and a second positioning signal are used for backscattering of third equipment and positioning the third equipment, the second positioning signal is sent by second equipment, and the position of the first equipment is different from that of the second equipment.
2. The method of claim 1, wherein the third device does not frequency shift the first positioning signal and the second positioning signal, wherein the frequency position of the first positioning signal does not overlap the frequency position of the second positioning signal, or wherein the third device, The third device performs unidirectional frequency offset on the first positioning signal and the second positioning signal, wherein the frequency position of the first positioning signal is not overlapped with the frequency position of the second positioning signal.
3. The method of claim 2, wherein the first frequency offset value of the unidirectional frequency offset is greater than 0 or less than 0.
4. The method of claim 1, wherein the third device performs a bi-directional frequency offset on the first positioning signal and the second positioning signal, the frequency location of the first positioning signal does not overlap the frequency location of the second positioning signal and the frequency location of the bi-directional frequency offset first positioning signal does not overlap the frequency location of the bi-directional frequency offset second positioning signal.
5. The method of claim 4, wherein a frequency separation between the first positioning signal and the second positioning signal is equal to or greater than a sum of half a frequency of the bi-directional frequency shifted first positioning signal, half a frequency of the bi-directional frequency shifted second positioning signal, and a second frequency shift value that is 2 times greater than the sum.
6. The method of claim 5, wherein the second frequency offset value is greater than 0.
7. The method according to any one of claims 2 to 6, wherein the first positioning signal and the second positioning signal are transmitted at the same time.
8. The method of claim 1, wherein a frequency location of the first positioning signal is the same as or different from a frequency location of the second positioning signal.
9. The method of claim 8, wherein a transmission time of the first positioning signal is different from a transmission time of the second positioning signal.
10. A method of signal reception, the method performed by a third device, the method comprising: receiving a first positioning signal and a second positioning signal, wherein the first positioning signal is sent by first equipment, the second positioning signal is sent by second equipment, and the position of the first equipment is different from that of the second equipment; And back scattering the first positioning signal and the second positioning signal, wherein the first positioning signal and the second positioning signal are used for positioning the third equipment.
11. The method of claim 10, wherein the third device does not frequency shift the first positioning signal and the second positioning signal, the frequency location of the first positioning signal not overlapping the frequency location of the second positioning signal.
12. The method of claim 10, wherein back-scattering the first positioning signal and the second positioning signal comprises: And performing unidirectional frequency offset on the first positioning signal and the second positioning signal, wherein the frequency position of the first positioning signal is not overlapped with the frequency position of the second positioning signal.
13. The method of claim 12, wherein the first frequency offset value of the unidirectional frequency offset is greater than 0 or less than 0.
14. The method of claim 10, wherein back-scattering the first positioning signal and the second positioning signal comprises: And performing bidirectional frequency offset on the first positioning signal and the second positioning signal, wherein the frequency position of the first positioning signal is not overlapped with the frequency position of the second positioning signal, and the frequency position of the first positioning signal after bidirectional frequency offset is not overlapped with the frequency position of the second positioning signal after bidirectional frequency offset.
15. The method of claim 14, wherein a frequency interval between the first positioning signal and the second positioning signal comprises a sum of half a frequency of the bi-directional frequency shifted first positioning signal, half a frequency of the bi-directional frequency shifted second positioning signal, and a second frequency shift value that is 2 times.
16. The method of claim 15, wherein the second frequency offset value is greater than 0.
17. The method according to any of claims 11 to 16, wherein the transmission time of the first positioning signal is the same as the transmission time of the second positioning signal.
18. The method of claim 10, wherein a frequency location of the first positioning signal is the same as or different from a frequency location of the second positioning signal.
19. The method of claim 18, wherein a transmission time of the first positioning signal is different from a transmission time of the second positioning signal.
20. A method of signal reception, the method performed by a fourth device, the method comprising: Receiving a third positioning signal, wherein the third positioning signal comprises a signal generated by back scattering of a first positioning signal and a second positioning signal by a third device, the frequency position of the first positioning signal is different from that of the second positioning signal, the first positioning signal is sent by a first device, the second positioning signal is sent by a second device, and the position of the first device is different from that of the second device; and acquiring time information based on the third positioning signals, wherein the time information comprises a time difference between receiving moments of any one of the third positioning signals or receiving moments between any two positioning signals included in the third positioning signals.

Description

Signal receiving and transmitting method, device and storage medium Technical Field The present disclosure relates to the field of communications technologies, and in particular, to a signal transceiving method, a device, and a storage medium. Background Along with the rapid development of the mobile communication technology and the Internet of things technology, the sensing and positioning of the object can be realized through the signals of the equipment in the Internet of things technology, and the accuracy of the object positioning is ensured. Disclosure of Invention The problem of how to fix a position third equipment has been solved to the scheme that this disclosure provided, and the first equipment and the second equipment in different positions realize the location to third equipment through sending different locating signal, guarantee that third equipment can backscatter the locating signal that different positions sent, and then guarantee the accuracy of fixing a position to third equipment. The embodiment of the disclosure provides a signal transceiving method, a signal transceiving device and a storage medium. According to a first aspect of embodiments of the present disclosure, there is provided a signal transmission method, the method being performed by a first device, the method comprising: And sending a first positioning signal, wherein the first positioning signal and a second positioning signal are used for backscattering of third equipment and positioning the third equipment, the second positioning signal is sent by second equipment, and the position of the first equipment is different from that of the second equipment. According to a second aspect of the disclosed embodiments, a signal receiving method is provided, which is performed by a third device, the method comprising receiving a first positioning signal and a second positioning signal, the first positioning signal being sent by a first device, the second positioning signal being sent by a second device, the position of the first device being different from the position of the second device; And back scattering the first positioning signal and the second positioning signal, wherein the first positioning signal and the second positioning signal are used for positioning the third equipment. According to a third aspect of the embodiments of the present disclosure, a signal receiving method is provided, which is performed by a fourth device, and the method includes receiving a third positioning signal, where the third positioning signal includes a signal generated by back scattering a first positioning signal and a second positioning signal by the third device, where a frequency position of the first positioning signal is different from a frequency position of the second positioning signal, where the first positioning signal is sent by the first device, and where the second positioning signal is sent by the second device, and where a position of the first device is different from a position of the second device; and acquiring time information based on the third positioning signals, wherein the time information comprises a time difference between receiving moments of any one of the third positioning signals or receiving moments between any two positioning signals included in the third positioning signals. According to a fourth aspect of the embodiments of the present disclosure, a signal receiving method is provided, which is performed by a fifth device, and the method includes receiving time information, which is acquired by a fourth device based on a received third positioning signal, the third positioning signal including a signal generated by back scattering a first positioning signal and a second positioning signal by the third device, the first positioning signal being transmitted by a first device, the second positioning signal being transmitted by a second device, a position of the first device being different from a position of the second device, the time information including a time difference between a reception time at which any one of the third positioning signals is received or a reception time between any two positioning signals included in the third positioning signal; and positioning the third device based on the time information. According to a fifth aspect of the embodiments of the present disclosure, there is provided a signal transmitting apparatus, including: The receiving and transmitting module is used for transmitting a first positioning signal, the first positioning signal and a second positioning signal are used for backscattering of third equipment and positioning the third equipment, the second positioning signal is transmitted by second equipment, and the position of the first equipment is different from the position of the second equipment. According to a sixth aspect of the embodiments of the present disclosure, a signal receiving apparatus is provided, including a transceiver module configured to receiv