WIRELESS CHARGING MOUSE, WIRELESS CHARGING MOUSE DEVICE AND CHARGING METHOD THEREOF

• US 20170364165A1
• Filed: 06/15/2016
• Published: 12/21/2017
• Est. Priority Date: 06/15/2016
• Status: Active Grant

• Current Assignee: Dexin Corporation, Dexin Electronic Ltd.
• Original Assignee: Dexin Corporation, Dexin Electronic Ltd.
• Inventors: CHANG, YUAN-JUNG
• Granted Patent: US 10,599,232 B2
• Time in Patent Office: Days
• CPC Class Codes: G06F 2203/0384 Wireless input, i.e. hardware and software details of wireless interface arrangements for pointing devices
• CPC Class Codes: G06F 3/03543 Mice or pucks G06F3/03541 takes precedence
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/40 using two or more transmitting or receiving devices H02J50/50 takes precedence
• CPC Class Codes: H02J 7/007 Regulation of charging or discharging current or voltage
• CPC Class Codes: H02J 7/0071 with a programmable schedule
• CPC Class Codes: H02J 7/04 Regulation of charging current or voltage

Abstract

Disclosed is a wireless charging mouse, a wireless charging mouse device and a charging method thereof. The wireless charging mouse comprises a wireless power reception circuit, a displacement detecting circuit, a wireless transmission circuit, a charging circuit, a control circuit and a power switching circuit. The wireless power reception circuit wirelessly receives an electromagnetic energy. The displacement detecting circuit detects whether the wireless charging mouse is moving. The control circuit outputs a displacement detecting signal and a power switching signal according to a detecting result generated by the displacement detecting circuit through the wireless transmission circuit. The power switching circuit receives the power switching signal and adjusts a ratio of an electric energy for working to the wireless charging mouse and an electric energy for charging to the charging circuit.

Claims

1. A wireless charging mouse, comprising:

a wireless power reception circuit, wirelessly receiving an electromagnetic energy generated from a charging board;

a displacement detecting circuit, detecting whether the wireless charging mouse is moving;

a wireless transmission circuit;

a charging circuit;

a control circuit, electrically connected to the wireless power reception circuit, the displacement detecting circuit and the wireless transmission circuit, outputting a displacement detecting signal and a power switching signal according to a detecting result generated by the displacement detecting circuit, wherein the displacement detecting signal is transmitted to an electric device through the wireless transmission circuit; and

a power switching circuit, electrically connected to the control circuit, receiving the power switching signal, adjusting a ratio dividing the electromagnetic energy into an electric energy for working provided to the wireless charging mouse and an electric energy for charging provided to the charging circuit according to the power switching signal.

2. The wireless charging mouse according to claim 1, wherein the power switching signal generated by the control circuit when the wireless charging mouse moves is to increase the electric energy for working but decrease the electric energy for charging.

3. The wireless charging mouse according to claim 2, wherein the control circuit determines whether the wireless charging mouse is moving according to a variation of data amount of an optical image detected by the displacement detecting circuit.

4. The wireless charging mouse according to claim 2, wherein the control circuit determines whether the wireless charging mouse is moving according to a variation of the electromagnetic energy received by the wireless power reception circuit.

5. The wireless charging mouse according to claim 4, wherein the control circuit adjusts a report rate of the wireless charging mouse from a first report rate to a second report rate when the control circuit determines that the electromagnetic energy received by the wireless power reception circuit varies from a first electromagnetic energy to a second electromagnetic energy during a predetermined time, wherein the second report rate is larger than the first report rate.

6. A wireless charging mouse device, comprising:

a charging board, wirelessly transmitting an electromagnetic energy, comprising;

a power supply circuit, connected to an external power source; and

a plurality of wireless power transmission circuits, each wireless power transmission circuit electrically connected to the power supply circuit; and

a wireless charging mouse, comprising;

a wireless power reception circuit, wirelessly receiving the electromagnetic energy generated from the charging board, wherein the wireless power reception circuit of the wireless charging mouse receives the electromagnetic energy transmitted by each wireless power transmission circuit of the charging board when the wireless power reception circuit of the wireless charging mouse and each wireless power transmission circuit are electromagnetically coupled;

a displacement detecting circuit, detecting whether the wireless charging mouse is moving;

a wireless transmission circuit;

a charging circuit;

a control circuit, electrically connected to the wireless power reception circuit, the displacement detecting circuit and the wireless transmission circuit, outputting a displacement detecting signal and a power switching signal according to a detecting result generated by the displacement detecting circuit, wherein the displacement detecting signal is transmitted to an electric device through the wireless transmission circuit; and

a power switching circuit, electrically connected to the control circuit, receiving the power switching signal, adjusting a ratio dividing the electromagnetic energy into an electric energy for working provided to the wireless charging mouse and an electric energy for charging provided to the charging circuit according to the power switching signal.

7. The wireless charging mouse device according to claim 6, wherein the power switching signal generated by the control circuit when the wireless charging mouse moves is to increase the electric energy for working but decrease the electric energy for charging.

8. The wireless charging mouse device according to claim 7, wherein the control circuit determines whether the wireless charging mouse is moving according to a variation of data amount of an optical image detected by the displacement detecting circuit.

9. The wireless charging mouse device according to claim 7, wherein the control circuit determines whether the wireless charging mouse is moving according to a variation of the electromagnetic energy received by the wireless power reception circuit, wherein the variation of the electromagnetic energy is caused by different electromagnetic energies transmitted by adjacent wireless power transmission circuits having different circuit areas.

10. The wireless charging mouse device according to claim 9, wherein the control circuit adjusts a report rate of the wireless charging mouse from a first report rate to a second report rate when the control circuit determines that the electromagnetic energy received by the wireless power reception circuit varies from a first electromagnetic energy to a second electromagnetic energy during a predetermined time, wherein the second report rate is larger than the first report rate.

11. A charging method for a wireless charging mouse, comprising:

receiving an electromagnetic energy generated and wirelessly transmitted from a charging board by the wireless charging mouse;

determining whether the wireless charging mouse is moving and generating a power switching signal by a control circuit of the wireless charging mouse;

receiving the power switching signal by a power switching circuit of the wireless charging mouse; and

adjusting a ratio dividing the electromagnetic energy into an electric energy for working provided to the wireless charging mouse and an electric energy for charging provided to the charging circuit according to the power switching signal by the power switching circuit.

12. The charging method for the wireless charging mouse according to claim 11, wherein the power switching signal generated by the control circuit when the wireless charging mouse moves is to increase the electric energy for working but decrease the electric energy for charging, and the power switching signal generated by the control circuit when the wireless charging mouse does not move is to decrease the electric energy for working but increase the electric energy for charging

13. The charging method for the wireless charging mouse according to claim 12, wherein the control circuit determines whether the wireless charging mouse is moving according to a variation of data amount of an optical image detected by the displacement detecting circuit.

14. The charging method for the wireless charging mouse according to claim 12, wherein the control circuit determines whether the wireless charging mouse is moving according to a variation of the electromagnetic energy received by the wireless power reception circuit.

15. The charging method for the wireless charging mouse according to claim 14, wherein the control circuit adjusts a report rate of the wireless charging mouse from a first report rate to a second report rate when the control circuit determines that the electromagnetic energy received by the wireless power reception circuit varies from a first electromagnetic energy to a second electromagnetic energy during a predetermined time, wherein the second report rate is larger than the first report rate.

16. The charging method for the wireless charging mouse according to claim 11, wherein before the step of determining whether the wireless charging mouse moves, further comprising:

determining whether the power of a rechargeable battery of the wireless charging mouse is larger than a predetermined value, wherein the wireless power reception circuit only outputs the electric energy for charging to the charging circuit if the power of the rechargeable battery of the wireless charging mouse is larger than the predetermined value.