Positioning methods and devices

• US 10,401,469 B2
• Filed: 06/05/2015
• Issued: 09/03/2019
• Est. Priority Date: 07/04/2014
• Status: Active Grant

• Current Assignee: Beijing Zhigu RUI TUO Tech Company Limited
• Original Assignee: Beijing Zhigu RUI TUO Tech Company Limited
• Inventors: Zhou, Hanning
• Primary Examiner(s): Figueroa, Marisol
• Application Number:
  US15/323,403
• Publication Number:
  US 20170160376A1
• Time in Patent Office: 1,551 Days
• CPC Class Codes: G01S 5/019 Energy consumption
• CPC Class Codes: G01S 5/02213 Receivers arranged in a network for determining the position of a transmitter
• CPC Class Codes: G01S 5/02521 using a radio-map
• CPC Class Codes: G01S 5/0268 by deriving positions from different combinations of signals or of estimated positions in a single positioning system

Abstract

Positioning methods and devices are described, which relate to the field of positioning. A method comprises: acquiring a group of transmission parameters of a wireless energy transmission device; determining N groups of reference transmission parameters from multiple groups of reference transmission parameters according to the group of transmission parameters, where N is a positive integer; and determining, according to the N groups of reference transmission parameters, one receiving position of a wireless energy receiving device corresponding to the wireless energy transmission device. In this regard, a correspondence that exists between a receiving position of a wireless energy receiving device and a transmission parameter of a wireless energy transmission device can be used to implement positioning of the wireless energy receiving device.

Claims

1. A method, comprising:

acquiring, by a system comprising a processor, a group of transmission parameters of a wireless energy transmission device;

determining a number of groups of reference transmission parameters from multiple groups of reference transmission parameters according to the group of transmission parameters, wherein the number of groups of reference transmission parameters is a positive integer; and

determining, according to the number of groups of reference transmission parameters, a receiving position of a wireless energy receiving device corresponding to the wireless energy transmission device,

wherein the acquiring the group of transmission parameters of the wireless energy transmission device comprises;

acquiring the group of transmission parameters of the wireless energy transmission device in response to determining that an energy receiving efficiency of the wireless energy receiving device has reached a predetermined ratio of a highest efficiency at the receiving position of the wireless energy receiving device according to a defined efficiency criterion.

2. The method of claim 1, further comprising:

acquiring the energy receiving efficiency of the wireless energy receiving device.

3. The method of claim 1, wherein the number of groups of reference transmission parameters is at least two, and a degree of similarity between the number of groups of reference transmission parameters and the group of transmission parameters is determined to be greater than a threshold.

4. The method of claim 1, wherein the number of groups of reference transmission parameters is the number of groups of reference transmission parameters having the degree of similarity with the group of transmission parameters that is a highest degree of similarity among the multiple groups of reference transmission parameters.

5. The method of claim 1, wherein the determining, according to the number of groups of reference transmission parameters, the receiving position of the wireless energy receiving device corresponding to the wireless energy transmission device comprises:

determining the receiving position of the wireless energy receiving device according to at least a number of reference positions of the wireless energy receiving device corresponding to the number of groups of reference transmission parameters.

6. The method of claim 5, wherein the number of groups of reference transmission parameters is 1, and the determining the receiving position of the wireless energy receiving device according to at least the number of reference positions of the wireless energy receiving device corresponding to the number of groups of reference transmission parameters comprises:

determining the receiving position of the wireless energy receiving device according to at least one reference position of the wireless energy receiving device corresponding to the number of groups of reference transmission parameters.

7. The method of claim 5, wherein the number of groups of reference transmission parameters is greater than 1, and the determining the receiving position of the wireless energy receiving device according to at least the number of reference positions of the wireless energy receiving device corresponding to the number of groups of reference transmission parameters comprises:

acquiring at least the number of reference positions of the wireless energy transmission device corresponding to the number of groups of reference transmission parameters; and

determining the receiving position of the wireless energy receiving device according to at least the number of reference positions of the wireless energy transmission device.

8. The method of claim 1, wherein the receiving position of the wireless energy receiving device is a spatial coordinate position.

9. The method of claim 1, further comprising:

predetermining multiple reference positions of the wireless energy receiving device corresponding to the multiple groups of reference transmission parameters.

10. The method of claim 1, wherein a transmission parameter of the group of transmission parameters comprises:

an antenna combination subset of the wireless energy transmission device, and at least one of an antenna array direction, an antenna array angle, or an antenna phase combination in the antenna combination subset.

11. The method of claim 1, wherein a transmission parameter of the group of transmission parameters comprises:

at least one of an antenna array direction, an antenna array angle, or an antenna phase combination of the wireless energy transmission device.

12. A device, comprising:

a memory that stores executable modules; and

a processor, coupled to the memory, that executes or facilitates execution of the executable modules, comprising;

a transmission parameter acquisition module configured to receive a group of transmission parameters of a wireless energy transmission device;

a reference transmission parameter determination module configured to determine N groups of reference transmission parameters from multiple groups of reference transmission parameters according to the group of transmission parameters, wherein N is a positive integer; and

a receiving position determination module configured to determine, according to the N groups of reference transmission parameters, one receiving position of a wireless energy receiving device corresponding to the wireless energy transmission device,

wherein the transmission parameter acquisition module is further configured to receive the group of transmission parameters of the wireless energy transmission device in response to a determination that an energy receiving efficiency of the wireless energy receiving device has reached a predetermined ratio of a highest efficiency at a current position.

13. The device of claim 12, wherein the executable modules further comprise:

an energy receiving efficiency acquisition module configured to receive the energy receiving efficiency of the wireless energy receiving device.

14. The device of claim 12, wherein the receiving position determination module is further configured to determine the one receiving position of the wireless energy receiving device according to at least N reference positions of the wireless energy receiving device corresponding to the N groups of reference transmission parameters.

15. The device of claim 14, wherein N is 1, and the receiving position determination module is configured to determine the one receiving position of the wireless energy receiving device according to at least one reference position of the wireless energy receiving device corresponding to the N groups of reference transmission parameters.

16. The device of claim 14, wherein N is greater than 1, and the receiving position determination module comprises:

a first unit configured to acquire at least the N reference positions of the wireless energy transmission device corresponding to the N groups of reference transmission parameters; and

a second unit configured to perform a calculation according to at least the N reference positions to obtain the one receiving position of the wireless energy receiving device.

17. The device of claim 12, wherein the executable modules further comprise:

a predetermination module configured to predetermine multiple reference receiving positions of the wireless energy receiving device corresponding to the multiple groups of reference transmission parameters.

18. A computer readable storage apparatus, comprising at least one executable instruction, which, in response to execution, causes a device comprising a processor to perform operations, comprising:

acquiring transmission parameters of a wireless energy transmission device;

determining N groups of reference transmission parameters from multiple groups of reference transmission parameters according to the transmission parameters, wherein N is a positive integer; and

determining, according to the N groups of reference transmission parameters, a receiving position of a wireless energy receiving device corresponding to the wireless energy transmission device,

wherein the acquiring the transmission parameters of the wireless energy transmission device comprises;

acquiring the transmission parameters of the wireless energy transmission device in response to determining that an energy receiving efficiency of the wireless energy receiving device has reached a predetermined ratio of a highest efficiency at the receiving position of the wireless energy receiving device according to a defined efficiency criterion.

19. The computer readable storage apparatus of claim 18, wherein the operations further comprise:

acquiring the energy receiving efficiency of the wireless energy receiving device.

20. A positioning device, comprising a processor and a memory, the memory storing executable instructions, the processor being connected to the memory via a communication bus, and, when the positioning device operates, the processor executing or facilitating executing the executable instructions stored in the memory, so that the positioning device executes operations, comprising:

acquiring a group of transmission parameters of a wireless energy transmission device;

determining a number of groups of reference transmission parameters from groups of reference transmission parameters according to the group of transmission parameters, wherein the number of groups of reference transmission parameters is a positive integer; and

determining, according to the number of groups of reference transmission parameters, at least one receiving position of a wireless energy receiving device corresponding to the wireless energy transmission device,

wherein the acquiring the group of transmission parameters of the wireless energy transmission device comprises;

acquiring the group of transmission parameters of the wireless energy transmission device in response to determining that an energy receiving efficiency of the wireless energy receiving device has reached a predetermined ratio of a highest efficiency at the at least one receiving position of the wireless energy receiving device according to a defined efficiency criterion.

21. The positioning device of claim 20, wherein the operations further comprise:

acquiring the energy receiving efficiency of the wireless energy receiving device.