NON-CONTACT AND CONTACT POWER CHARGING DEVICE AND CONTROLLING METHOD THEREOF

• US 20120313578A1
• Filed: 06/11/2012
• Published: 12/13/2012
• Est. Priority Date: 06/10/2011
• Status: Active Grant

• Current Assignee: GE Hybrid Technologies, LLC
• Original Assignee: Hanrim Postech Co., Ltd.
• Inventors: JUNG, Chun-Kil, Kuk, Yoon-Sang
• Granted Patent: US 9,024,577 B2
• Time in Patent Office: Days
• US Class Current: 320/108
• CPC Class Codes: H02J 5/00 Circuit arrangements for transfer of electric power between ac networks and dc networks H02J3/36 takes precedence
• CPC Class Codes: H02J 50/005 Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/402 the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
• 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 7/0044 specially adapted for holding portable devices containing batteries H02J7/0045 takes precedence
• CPC Class Codes: H02J 7/0049 Detection of fully charged condition
• CPC Class Codes: H02J 7/007 Regulation of charging or discharging current or voltage
• CPC Class Codes: H02J 7/02 for charging batteries from ac mains by converters

Abstract

A non-contact-contact power charge device, and a controlling method thereof, includes: a charge contact terminal including a charge output voltage pin, a ground pin, and a non-contact charge connection pin, the charge contact terminal being able to connect to a contact power receiver and a non-contact power transmitter; and a voltage controller configured to apply a non-contact voltage to the charge output voltage pin if the charge contact terminal is connected while the non-contact power transmitter is contacted to the non-contact charge connection pin.

Claims

1. A non-contact-contact power charge device for use with a contact power receiver and a non-contact power transmitter, comprising:

a charge contact terminal including a charge output voltage pin, a ground pin, and a non-contact charge connection pin, the charge contact terminal being able to connect to the contact power receiver and the non-contact power transmitter; and

a voltage controller configured to apply a non-contact voltage to the charge output voltage pin when the charge contact terminal is connected while the non-contact power transmitter is contacted to the non-contact charge connection pin.

2. The device of claim 1, wherein the voltage controller is configured to control that a contact voltage is applied to the contact output voltage pin when the contact power receiver is contacted to the charge contact terminal without contacting the non-contact charge connecting pin.

3. The device of claim 2, further comprising:

an indicator configured to show whether the contact voltage or the non-contact voltage is applied.

4. The device of claim 2, wherein the voltage controller comprises:

a variable resistor configured to apply a selected one of the contact voltage and the non-contact voltage to the charge output voltage pin based on the contact of the non-contact charge connection pin; and

a regulator configured to operate the variable resistor when the non-contact-contact power transmitter is contacted to the non-contact-contact charge connection pin.

5. The device of claim 2, wherein:

the charge contact terminal includes a data pin for receiving a charge status information from the non-contact transmitter, the charge status information produced in the non-contact receiver, and

the voltage controller is configured to change the non-contact voltage based on the charge status information received via the data pin.

6. The device of claim 5, wherein the charge status information includes a full charge information, a voltage down information, and a voltage up information.

7. The device of claim 1, wherein the charge contact terminal a 5-pin input-output terminal, an 18-pin input-output terminal, a 20-pin input-output terminal, or a universal serial bus (USB) terminal.

8. A controlling method in a non-contact and contact power charge device, the controlling method comprising:

contacting a power receiver to a charge contact terminal including a charge output voltage pin, a ground pin, and a non-contact charge connection pin;

confirming whether the power receiver is a non-contact power transmitter or a contact power receiver, based on the contact of the non-contact charge connection pin;

applying a non-contact voltage to the charge output voltage pin when the power receiver is the non-contact power transmitter; and

applying a contact voltage to the charge output voltage pin when the power receiver is the contact power receiver.

9. The controlling method of claim 8, further comprising the step of:

showing whether the contact voltage or the non-contact voltage is applied via an indicator.

10. The controlling method of claim 8, wherein:

the charge contact terminal comprises a data pin for receiving a charge status information from the non-contact power receiver, and the controlling method further comprises;

receiving a charge status information of the non-contact power receiver via the data pin; and

changing the non-contact or the contact based on the charge status information.

11. The controlling method of claim 10, wherein the charge status information includes a full charge information, a voltage down information, and a voltage up information.

12. The controlling method of claim 8, wherein the charge contact terminal is a 5-pin input-output terminal, an 18-pin input-output terminal, a 20-pin input-output terminal, or a universal serial bus (USB) terminal.

13. The controlling method of claim 8, wherein the applying the non-contact voltage to the charge output voltage pin when the power receiver is the non-contact power transmitter, and the applying the contact voltage to the charge output voltage pin when the power receiver is the contact power receiver comprises:

changing the voltage applied to the charge output voltage pin via a variable resistor.

14. A wireless power charging system, comprising:

a contact power receiver configured to receive an external power source via a wire;

a non-contact power transmitter configured to apply a power to a non-contact power receiver using an electro-magnetic method; and

a non-contact-contact power charge device, comprising;

a charge contact terminal including a charge output voltage pin, a ground pin, and a non-contact charge connection pin, the charge contact terminal being connectable to the contact power receiver and a non-contact power transmitter; and

a voltage controller configured to apply a non-contact voltage to the charge output voltage pin when the charge contact terminal is connected while the non-contact power transmitter is contacted to the non-contact charge connection pin.

15. The system of claim 14, wherein the voltage controller is configured to control that a contact voltage is applied to the contact output voltage pin when the contact power receiver is contacted to the charge contact terminal without contacting the non-contact charge connecting pin.

16. The system of claim 15, further comprising:

an indicator configured to show whether the contact voltage or the non-contact voltage is applied.

17. The system of claim 15, wherein the voltage controller comprises:

a variable resistor configured to apply any one of the contact voltage and the non-contact voltage to the charge output voltage pin based on whether the non-contact charge connection pin is contacted; and

regulator configured to operate the variable resistor when the non-contact power transmitter is contacted to the non-contact charge connection pin.

18. The system of claim 15, wherein:

the charge contact terminal includes a data pin for receiving a charge status information from the non-contact transmitter, the charge status information produced in the non-contact receiver, and

the voltage controller is configured to change the non-contact voltage based on the charge status information received via the data pin.

19. The system of claim 18, wherein the charge status information includes a full charge information, a voltage down information, and a voltage up information.

20. The system of claim 14, wherein the charge contact terminal is a 5-pin input-output terminal, an 18-pin input-output terminal, a 20-pin input-output terminal, or a universal serial bus (USB) terminal.