CHARGING SYSTEM AND ELECTRONIC DEVICE HAVING SAME

• US 20170245039A1
• Filed: 12/28/2016
• Published: 08/24/2017
• Est. Priority Date: 02/19/2016
• Status: Abandoned Application

• Current Assignee: Erato (Cayman) Holdings Co., Ltd.
• Original Assignee: Erato (Cayman) Holdings Co., Ltd.
• Inventors: CHEN, CHEN-CHUN
• Application Number:
  US15/391,847
• Publication Number:
  US 20170245039A1
• Time in Patent Office: Days
• CPC Class Codes: H01M 10/0525 Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
• CPC Class Codes: H01M 10/24 Alkaline accumulators
• CPC Class Codes: H01M 10/36 Accumulators not provided for in groups H01M10/05-H01M10/34
• CPC Class Codes: H01M 10/44 Methods for charging or discharging circuits for charging H02J7/00
• CPC Class Codes: H01M 10/46 Accumulators structurally combined with charging apparatus circuits for charging H02J7/00
• CPC Class Codes: H01M 12/08 composed of a half-cell of a fuel-cell type and a half-cell of the secondary-cell type
• CPC Class Codes: H01M 2220/30 Batteries in portable systems, e.g. mobile phone, laptop
• CPC Class Codes: H01M 50/216 adapted for button or coin cells
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• CPC Class Codes: H02J 7/007 Regulation of charging or discharging current or voltage
• CPC Class Codes: H04R 1/1025 Accumulators or arrangements for charging secondary cells per se H01M10/00; charging in general H02J7/00
• CPC Class Codes: H04R 1/1041 Mechanical or electronic switches, or control elements switches in general H01H
• CPC Class Codes: H04R 2201/107 Monophonic and stereophonic headphones with microphone for two-way hands free communication
• CPC Class Codes: H04R 2420/07 Applications of wireless loudspeakers or wireless microphones
• CPC Class Codes: H04R 2460/17 Hearing device specific tools used for storing or handling hearing devices or parts thereof, e.g. placement in the ear, replacement of cerumen barriers, repair, cleaning hearing devices
• CPC Class Codes: H04R 5/033 Headphones for stereophonic communication details thereof, e.g. relating to batteries, cables or control elements H04R1/10
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

The present disclosure provides a charging system comprising a first charging module and a second charging module. The first charging module comprises a first charging electrode, a second charging electrode, a charge controller and at least one rechargeable battery. The first charging electrode and the second charging electrode are coupled to the charge controller. The charge controller is coupled to the rechargeable battery. The second charging electrode is substantially annular, and the first charging electrode is surrounded by the second charging electrode. The second charging module comprises a first dock electrode, a second dock electrode and a battery charger. When the first charging module and the second charging module are electrically coupled, the first charging electrode is electrically coupled to the first dock electrode, and the second charging electrode is electrically coupled to the second dock electrode.

Claims

1. A charging system comprising:

a first charging module and a second charging module;

wherein the first charging module comprises;

a first charging electrode, a second charging electrode, a charge controller and at least one rechargeable battery, the first charging electrode and the second charging electrode are coupled to the charge controller, the charge controller is coupled to the rechargeable battery, the second charging electrode is substantially annular, and the first charging electrode is surrounded by the second charging electrode;

wherein the second charging module comprises;

a first dock electrode, a second dock electrode and a battery charger, the first dock electrode and the second dock electrode are coupled to the battery charger;

wherein when the first charging module and the second charging module are electrically coupled, the first charging electrode is electrically coupled to the first dock electrode, and the second charging electrode is electrically coupled to the second dock electrode.

2. The charging system of claim 1, wherein the first charging electrode is a conductive pin with a spring cushion.

3. The charging system of claim 1, where the first charging module further comprises an insulation wall to prevent the first charging electrode and the second charging electrode from short circuiting, and the insulation wall is arranged between the first charging electrode and the second charging electrode.

4. The charging system of claim 1, wherein the second charging module further comprising a third dock electrode, when the first charging module and the second charging module are electrically coupled the third dock electrode is electrically coupled to the second charging electrode.

5. The charging system of claim 4, wherein the second charging electrode is a closed-loop antenna electrode.

6. The charging system of claim 1, wherein the second dock electrode comprises a surface configured to contact to the second charging electrode when the first charging module and the second charging module are electrically coupled, the surface comprises a width, the second charging electrode comprises two ends spaced apart by a gap, the gap comprises a distance, and the width is greater than the distance between the two ends.

7. The charging system of claim 6, wherein the second charging electrode is an open-loop antenna electrode.

8. The charging system of claim 1, wherein the second charging electrode is an antenna electrode, and a perimeter of the second charging electrode is equal to or is one quarter of a predetermined wavelength of electromagnetic wave.

9. The charging system of claim 8, wherein an internal perimeter of the second charging electrode is in a range of 20-35 millimeter, an external perimeter of the second charging electrode is in a range of 25-40 millimeter, and the external perimeter is greater than the internal perimeter.

10. The charging system of claim 8, wherein the first charging module further comprises a transceiver module, the second charging electrode is coupled to the transceiver module and the charge controller, and the second charging electrode is configured to receive electrical power from the transceiver module or to transmit electrical power to the transceiver module.

11. The charging system of claim 10, wherein the first charging module further comprises a switching module, the second charging electrode is coupled to the transceiver module and the charge controller through the switching module, the switching module is configured to switch between a charging mode and a communication mode of the first charging module.

12. An electronic device comprising a rechargeable radiofrequency communication device and a charging case,

the rechargeable radiofrequency communication device comprising a first charging module, wherein the first charging module comprises:

a first charging electrode, a second charging electrode, a transceiver module, a charge controller and at least one rechargeable battery, the first charging electrode is coupled to the charge controller, the second charging electrode is coupled to the transceiver module and the charge controller, the charge controller is coupled to the rechargeable battery, the first charging electrode is surrounded by the second charging electrode, the second charging electrode is substantially annular, and the second charging electrode is an antenna electrode to receive electrical power from the transceiver module or to transmit electrical power to the transceiver module; and

the charging case comprising a second charging module, wherein the second charging module comprises;

a first dock electrode, a second dock electrode and a battery charger, the first dock electrode and the second dock electrode are coupled to the battery charger;

wherein when the rechargeable radiofrequency communication device and the charging case are electrically coupled, the first charging electrode is electrically coupled to the first dock electrode, and the second charging electrode is electrically coupled to the second dock electrode.

13. The electronic device of claim 12, wherein the first charging electrode is a conductive pin with a spring cushion.

14. The electronic device of claim 12, wherein the first charging module further comprises an insulation wall to prevent the first charging electrode and the second charging electrode from short circuiting, and the insulation wall is arranged between the first charging electrode and the second charging electrode.

15. The electronic device of claim 12, wherein the second charging module further comprising a third dock electrode, when the first charging module and the second charging module are electrically coupled the third dock electrode is electrically coupled to the second charging electrode.

16. The electronic device of claim 12, wherein the second dock electrode comprises a surface configured to contact to the second charging electrode when the first charging module and the second charging module are electrically coupled, the surface comprises a width, the second charging electrode comprises two ends spaced apart by a gap, the gap comprises a distance, and the width is greater than the distance between the two ends.

17. The electronic device f claim 12, wherein the second charging electrode is a monopole antenna or a dipole antenna.

18. The electronic device of claim 12, wherein the first charging module further comprises a switching module, the second charging electrode is coupled to the transceiver module and the charge controller through the switching module, the switching module is configured to switch between a charging mode and a communication mode of the first charging module.

19. The electronic device of claim 18, wherein in the charging mode, the switching module allows electrical connections between the second charging electrode and the charge controller, and the switching module reduces electrical connections between the second charging electrode and the transceiver module.

20. The electronic device of claim 18, wherein in the communication mode, the switching module allows electrical connections between the second charging electrode and the transceiver module, and the switching module reduces electrical connections between the second charging electrode and the charge controller.