Wireless energy transmission method and detection device

• US 10,277,081 B2
• Filed: 01/15/2015
• Issued: 04/30/2019
• Est. Priority Date: 03/21/2014
• Status: Active Grant

• Current Assignee: Beijing Zhigu RUI TUO Tech Company Limited
• Original Assignee: Beijing Zhigu RUI TUO Tech Company Limited
• Inventors: Liu, Jia
• Primary Examiner(s): Amaya, Carlos D
• Application Number:
  US15/117,186
• Publication Number:
  US 20160380482A1
• Time in Patent Office: 1,566 Days
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/20 using microwaves or radio frequency waves
• CPC Class Codes: H02J 50/40 using two or more transmitting or receiving devices H02J50/50 takes precedence
• CPC Class Codes: H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
• CPC Class Codes: H02J 50/90 involving detection or optimisation of position, e.g. alignment
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge

Abstract

A wireless energy transmission method and a detection device are provided. A method includes detecting abnormality in changes of wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and a wireless energy receiving device; and notifying the wireless energy sending device of the abnormality in the case that the abnormality is detected. It can be detected that the wireless energy receiving device is affected by other non-associated wireless energy sending devices.

Claims

1. A method, comprising:

detecting, by a device comprising a processor, an abnormality in changes of wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and a wireless energy receiving device; and

notifying the wireless energy sending device of the abnormality in response to the detecting the abnormality.

2. The method of claim 1, wherein the detecting the abnormality in the changes of wireless energy transmission intensity comprises:

detecting the abnormality based on a change trend of the changes of the wireless energy transmission intensity.

3. The method of claim 2, wherein the change trend is reflected through a change curve representing the changes of the wireless energy transmission intensity, and

the detecting the abnormality in the changes of wireless energy transmission intensity comprises:

determining that the abnormality has been detected in response to determining that a slope change of the change curve has exceeded a first threshold.

4. The method of claim 1, wherein the detecting the abnormality in the changes of wireless energy transmission intensity comprises:

detecting the abnormality based on a position of the wireless energy receiving device and an ideal wireless energy transmission intensity change trend corresponding to the position.

5. The method of claim 4, further comprising detecting the position of the wireless energy receiving device.

6. The method of claim 4, wherein the ideal wireless energy transmission intensity change trend is reflected through an ideal wireless energy transmission intensity change curve, and

the detecting abnormality in changes of wireless energy transmission intensity comprises:

determining that the abnormality has been detected in response to determining that a difference between an actual wireless energy transmission intensity value and a corresponding value in the ideal wireless energy transmission intensity change curve has exceeded a second threshold.

7. The method of claim 1, further comprising:

notifying at least one other wireless energy sending device in addition to the wireless energy sending device of the abnormality.

8. The method of claim 7, wherein the notifying the wireless energy sending device and the at least one other wireless energy sending device of the abnormality comprises notifying via broadcasting abnormality.

9. A method, comprising:

receiving, by a device comprising a processor from a wireless energy receiving device, a wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and the wireless energy receiving device; and

detecting an abnormality in changes of the wireless energy transmission intensity.

10. The method of claim 9, wherein the detecting the abnormality in changes of the wireless energy transmission intensity comprises:

detecting the abnormality based on a change trend of the changes of the wireless energy transmission intensity.

11. The method of claim 10, wherein the change trend is reflected through a change curve representing the changes of the wireless energy transmission intensity, and

the detecting the abnormality in the changes of the wireless energy transmission intensity comprises:

determining that the abnormality is detected in response to determining that a slope change of the change curve has exceeded a first threshold.

12. The method of claim 9, wherein the detecting the abnormality in the changes of the wireless energy transmission intensity comprises:

detecting the abnormality based on a position of the wireless energy receiving device and an ideal wireless energy transmission intensity change trend corresponding to the position.

13. The method of claim 12, further comprising receiving position information of the wireless energy receiving device.

14. The method of claim 12, wherein the ideal wireless energy transmission intensity change trend is reflected through an ideal wireless energy transmission intensity change curve, and

the detecting the abnormality in the changes of the wireless energy transmission intensity comprises:

determining that the abnormality is detected in response to determining that a difference between a value of the wireless energy transmission intensity and a corresponding value in the ideal wireless energy transmission intensity change curve has exceeded a second threshold.

15. The method of claim 9, further comprising:

making the wireless energy sending device operate asynchronously with other wireless energy sending devices.

16. A device, comprising:

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

a detection module configured to detect abnormality in changes of wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and a wireless energy receiving device; and

a notification module configured to notify the wireless energy sending device of the abnormality in response to the abnormality.

17. The device of claim 16, wherein the detection module is configured to:

detect the abnormality based on a change trend of the changes of the wireless energy transmission intensity.

18. The device of claim 17, wherein the change trend is reflected through a change curve representing the changes of the wireless energy transmission intensity, and

the detection module is specifically configured to:

determine that the abnormality is detected in response to a determination that a slope change of the change curve has exceeded a first threshold.

19. The device of claim 16, wherein the detection module is configured to:

detect the abnormality based on a position of the wireless energy receiving device and an ideal wireless energy transmission intensity change trend corresponding to the position.

20. The device of claim 19, wherein the executable modules further comprise:

a position detection module configured to detect the position of the wireless energy receiving device.

21. The device of claim 19, wherein the ideal wireless energy transmission intensity change trend is reflected through an ideal wireless energy transmission intensity change curve, and

the detection module is configured to:

determine that the abnormality is detected in response to determining that a difference between an actual wireless energy transmission intensity value and a corresponding value in the ideal wireless energy transmission intensity change curve has exceeded a second threshold.

22. The device of claim 16, wherein the notification module is further configured to:

notify at least one other wireless energy sending device in addition to the wireless energy sending device of the abnormality.

23. The device of claim 22, wherein the notification module is configured to:

notify the wireless energy sending device and the at least one other wireless energy sending device of the abnormality via broadcasting.

24. A device, comprising:

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

a receiving module configured to receive, from a wireless energy receiving device, wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and the wireless energy receiving device; and

a detection module configured to detect an abnormality in changes of the wireless energy transmission intensity.

25. The device of claim 24, wherein the detection module is configured to:

detect the abnormality based on a change trend of the changes of the wireless energy transmission intensity.

26. The device of claim 25, wherein the change trend is reflected through a change curve representing the changes of the wireless energy transmission intensity, and

the detection module is configured to:

determine that the abnormality is detected in response to determining that a slope change of the change curve has exceeded a first threshold.

27. The device of claim 24, wherein the detection module is configured to:

detect the abnormality based on a position of the wireless energy receiving device and an ideal wireless energy transmission intensity change trend corresponding to the position.

28. The device of claim 27, wherein the receiving module is further configured to:

receive position information of the wireless energy receiving device.

29. The device of claim 27, wherein the ideal wireless energy transmission intensity change trend is reflected through an ideal wireless energy transmission intensity change curve, and

the detection module is configured to:

determine that the abnormality is detected in response to determining that a difference between a value of the received wireless energy transmission intensity and a corresponding value in the ideal wireless energy transmission intensity change curve has exceeded a second threshold.

30. The device of claim 24, wherein the executable modules further comprise:

an asynchronous module configured to make the wireless energy sending device operate asynchronously with other wireless energy sending devices.

31. A non-transitory computer readable device comprising executable instructions that, in response to execution, cause a device comprising a processor to perform operations, comprising:

detecting an abnormality in changes of intensity data representing a wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and a wireless energy receiving device; and

notifying the wireless energy sending device of the abnormality in the case that the abnormality has been detected.

32. A non-transitory computer readable device comprising executable instructions that, in response to execution, cause a device comprising a processor to perform operations, comprising:

receiving, from a wireless energy receiving device, intensity data representing a wireless energy transmission intensity in a phase calibration stage between a wireless energy sending device and the wireless energy receiving device; and

detecting an abnormality in changes of the intensity data representing the wireless energy transmission intensity.