WIRELESS CHARGING SYSTEM

• US 20130314028A1
• Filed: 11/12/2012
• Published: 11/28/2013
• Est. Priority Date: 05/25/2012
• Status: Abandoned Application

• Current Assignee: Hon Hai Precision Industry Co., Ltd.
• Original Assignee: Hon Hai Precision Industry Co., Ltd.
• Inventors: TSENG, KUO-FONG
• Application Number:
  US13/674,196
• Publication Number:
  US 20130314028A1
• Time in Patent Office: Days
• US Class Current: 320/107
• CPC Class Codes: H02J 50/30 using light, e.g. lasers
• CPC Class Codes: H02J 50/90 involving detection or optimisation of position, e.g. alignment
• CPC Class Codes: H02J 7/0042 characterised by the mechanical construction

Abstract

A wireless charging system includes a power supply device transmitting electrical energy, a terminal device for charging, a laser charging transmitting module, and a laser charging receiving module. The laser charging transmitting module is electrically connected with the power supply device for receiving electrical energy transmitted by the power supply device and transforming electrical energy into light energy. The laser charging receiving module is electrically connected with the terminal device for charging, for receiving light energy transformed by the laser charging transmitting module, transforming light energy into electrical energy, and transmitting electrical energy to the terminal device for charging to charge up the terminal device for charging.

Claims

1. A wireless charging system comprising:

a power supply device transmitting an electrical energy;

a terminal device for charging;

a laser charging transmitting module electrically connected with the power supply device for receiving the electrical energy transmitted by the power supply device and transforming the electrical energy into a light energy; and

a laser charging receiving module electrically connected with the terminal device for charging, for receiving the light energy transformed by the laser charging transmitting module, transforming the light energy into an electrical energy, and transmitting the electrical energy to the terminal device for charging to perform charging.

2. The wireless charging system of claim 1, wherein the laser charging transmitting module comprises a first integrated circuit board, a first controller, a light emitting assembly, and a low power laser assembly;

the first controller is electrically connected with the first integrated circuit board and the low power laser assembly for controlling the low power laser assembly;

the low power laser assembly is capable of emitting a laser beam to the laser charging receiving module controlled by the first controller, and the light emitting assembly is electrically connected with the first integrated circuit board, for transforming the electrical energy into light energy.

3. The wireless charging system of claim 2, wherein the first controller and the light emitting assembly are placed on the first integrated circuit board.

4. The wireless charging system of claim 2, wherein the laser charging receiving module comprises a light detector, a second integrated circuit board, a second controller, and a laser detecting assembly;

the light detector is electrically connected with the second integrated circuit board, for receiving the light energy transmitted by the laser charging transmitting module, transforming the light energy into the electrical energy, and then transmitting the electrical energy to the second controller and the laser detecting assembly, the second controller is electrically connected with the second integrated circuit board, for controlling the laser detecting assembly, and the laser detecting assembly is electrically connected with the second integrated circuit board and the second controller, for receiving the light beam emitted by the low power laser assembly, transforming the light beam into an electrical energy and transmitting the electrical energy to the terminal device for charging.

5. The wireless charging system of claim 4, wherein the laser charging receiving module further comprise a wireless signal transmitter, the wireless signal transmitter is electrically connected with the second integrated circuit board, the light detector, and the second controller, for transmitting a position signal.

6. The wireless charging system of claim 5, wherein the wireless signal transmitter is placed on the second integrated circuit board.

7. The wireless charging system of claim 5, wherein the laser charging transmitting module further comprises a wireless signal receiver, the wireless signal receiver is electrically connected with the first integrated circuit board, for receiving the position signal transmitted by the wireless signal transmitter and transmitting the position signal to the first controller to confirm the position of the laser charging receiving module.

8. The wireless charging system of claim 4, wherein the laser charging receiving module further comprises an electrical connector electrically connected with the second integrated circuit board and the laser detecting assembly, in use, the electrical connector is plugged in the terminal device for charging to be electrically connected therewith, such that the electrical energy transformed by the laser detecting assembly is transmitted to the terminal device for charging via the electrical connector.

9. The wireless charging system of claim 8, wherein the electrical connector is placed on the second integrated circuit board.

10. The wireless charging system of claim 2, wherein the laser charging transmitting module further comprises a first reflector and a second reflector, the first reflector is securely mounted on the first integrated circuit board opposite to the low power laser assembly, and the second reflector is movably mounted on the first integrated circuit board, electrically connected with the first controller, and corresponded to the first reflector, for reflecting the laser beam.

11. A wireless charging system comprising:

a power supply device transmitting an electrical energy;

a terminal device for charging;

a laser charging transmitting module comprising a first integrated circuit board electrically connected with the power supply device, a first controller, a light emitting assembly, a low power laser assembly, a first reflector and a second reflector, wherein the first controller is electrically connected with the first integrated circuit board and the low power laser assembly for controlling the low power laser assembly, the low power laser assembly is capable of emitting a laser beam to the laser charging receiving module controlled by the first controller, and the light emitting assembly is electrically connected with the first integrated circuit board, for transforming the electrical energy into a light energy, the first reflector is securely mounted on the first integrated circuit board opposite to the low power laser assembly, and the second reflector is movably mounted on the first integrated circuit board, being electrically connected with the first controller, and corresponds to the first reflector, for reflecting the laser beam; and

a laser charging receiving module comprising a light detector, a second integrated circuit board, a second controller, and a laser detecting assembly, wherein the light detector is electrically connected with the second integrated circuit board, for receiving the light energy transmitted by the laser charging transmitting module, transforming the light energy into the electrical energy, and then transmitting the electrical energy to the second controller and the laser detecting assembly, the second controller is electrically connected with the second integrated circuit board, for controlling the laser detecting assembly, the laser detecting assembly is electrically connected with the second integrated circuit board and the second controller, for receiving the light beam emitted by the low power laser assembly, transforming the light beam into an electrical energy and transmitting the electrical energy to the terminal device for charging to perform charging.

12. The wireless charging system of claim 11, wherein the first controller and the light emitting assembly are placed on the first integrated circuit board.

13. The wireless charging system of claim 11, wherein the laser charging receiving module further comprise a wireless signal transmitter, the wireless signal transmitter is electrically connected with the second integrated circuit board, the light detector, and the second controller, for transmitting a position signal.

14. The wireless charging system of claim 13, wherein the wireless signal transmitter is placed on the second integrated circuit board.

15. The wireless charging system of claim 13, wherein the laser charging transmitting module further comprises a wireless signal receiver, the wireless signal receiver is electrically connected with the first integrated circuit board, for receiving the position signal transmitted by the wireless signal transmitter and transmitting the position signal to the first controller to confirm the position of the laser charging receiving module.

16. The wireless charging system of claim 11, wherein the laser charging receiving module further comprises an electrical connector electrically connected with the second integrated circuit board and the laser detecting assembly, in use, the electrical connector is plugged in the terminal device for charging to be electrically connected therewith, such that the electrical energy transformed by the laser detecting assembly is transmitted to the terminal device for charging via the electrical connector.

17. The wireless charging system of claim 16, wherein the electrical connector is placed on the second integrated circuit board.