METHOD AND APPARATUS FOR HIGH SPEED CHARGING USING VARIOUS CHARGING SCHEMES

• US 20170222459A1
• Filed: 01/06/2017
• Published: 08/03/2017
• Est. Priority Date: 02/03/2016
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: KANG, Ba-Da
• Granted Patent: US 10,707,688 B2
• Time in Patent Office: Days
• CPC Class Codes: A61B 2560/0214 of power generation or supply
• CPC Class Codes: H01R 31/065 with built-in electric apparatus
• CPC Class Codes: H02J 2310/23 The load being a medical device, a medical implant, or a life supporting device
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
• CPC Class Codes: H02J 7/0042 characterised by the mechanical construction
• CPC Class Codes: H02J 7/0045 concerning the insertion or the connection of the batteries
• CPC Class Codes: H02J 7/007 Regulation of charging or discharging current or voltage

Abstract

An electronic device and method are provided. The electronic device includes a first connector including first conductive pins arranged according to a first protocol, a second connector including second conductive pins arranged according to a second protocol and different in number, and a control circuit operatively coupled to the first and second connector. The control circuit detects coupling to an external device through the first connector by at least one of the first conductive pins, receives profile information including at least one of: a power supply device operatively coupled to the second connector and identification information for an external device, and sets a charging path within the electronic device between the first connector and the second connector using at least one of the first conductive pins and the at least one of the second conductive pins coupled to the power supply device.

Claims

1. An electronic device comprising:

a first connector including first conductive pins arranged according to a first protocol;

a second connector including second conductive pins arranged according to a second protocol different from the first protocol, the second conductive pins being different in number from the first conductive pins; and

a control circuit operatively coupled to the first connector and the second connector, wherein the control circuit is configured to;

detect coupling to an external device through the first connector by at least one of the first conductive pins,

receive profile information including at least one of;

a power supply device operatively coupled to the second connector by at least one of the second conductive pins, and identification information for an external device, and

set a charging path within the electronic device between the first connector and the second connector using at least one of the first conductive pins and the at least one of the second conductive pins coupled to the power supply device.

2. The electronic device of claim 1, wherein the at least one of the first conductive pins operatively coupled to the external device is a Configuration Channel 1 (CC1) pin or a Configuration Channel 2 (CC2) pin, and at least one of the second conductive pins operatively coupled to the power supply device includes at least one of a second CC1 pin, a second CC2 pin, a D+ pin, and a D−

pin.

3. The electronic device of claim 2, wherein:

when the first conductive pin operatively coupled to the external device and the second conductive pin operatively coupled to the power supply device correspond to the CC1 pin, the CC2 pin, the second CC1 pin and the second CC2 pin, the control circuit is configured to set a first charging path including an electrically conductive path between the CC1 pin or the CC2 pin of the first connector and the second CC1 pin or the second CC2 pin of the second connector.

4. The electronic device of claim 2, wherein:

when the first conductive pin operatively coupled to the external device is the CC1 pin or the CC2 pin and the second conductive pin operatively coupled to the power supply device is the D+ pin and the D−

pin, the control circuit is configured to set a second charging path including an electrically conductive path between the CC1 pin or the CC2 pin of the first connector and the D+ pin or the D−

pin of the second connector.

5. The electronic device of claim 2, wherein:

when the second conductive pin operatively coupled to the power supply device is the CC1 pin or the CC2 pin, the control circuit is configured to detect a charging scheme of the power supply device to be a “

Power Delivery”

(PD) specification.

6. The electronic device of claim 2, wherein:

when the second conductive pin operatively coupled to the power supply device is the D+ pin and the D−

pin, the control circuit is configured to detect a charging scheme of the power supply device to be “

Adaptive Fast Charging”

(AFC) specification or “

Quick Charge”

(QC) specification.

7. The electronic device of claim 1, wherein the received profile information includes information implementing a plurality of voltages for multiple levels of charging.

8. The electronic device of claim 1, further comprising a third connector including third conductive pins arranged according to a third protocol different from the first protocol and the second protocol, the third conductive pins having a number from the first conductive pins and the second conductive pins,

wherein the control circuit is operatively coupled to the third connector and configured to provide a signal transmitted from the external device through at least one of the third conductive pins.

9. The electronic device of claim 8, wherein the third connector includes at least one of a USB 2.0 type A connector, a High Definition Multimedia Interface (HDMI) terminal, Audio/Video (A/V) output terminal, and a memory card recognition terminal.

10. The electronic device of claim 1, further comprising a fourth connector including fourth conductive pins arranged according to a fourth protocol,

wherein the control circuit is electrically coupled to the fourth connector and configured to forward a signal received from the external device to the fourth connector.

11. The electronic device of claim 10, wherein the control circuit is configured to set an electrically conductive path for data communication between the first connector and the fourth connector.

12. A method in an electronic device, comprising:

detecting an operative coupling of an external device with the electronic device using at least one of first conductive pins arranged according to a first protocol of a first connector;

receiving at least one of;

profile information indicating a capability of a power supply device operatively coupled through at least one of second conductive pins arranged according to a second protocol of a second connector different from the first protocol, the second conductive pins being different in number from the first conductive pins;

identification for the external device; and

setting a charging path between the first connector and the second connector using at least one of the first conductive pins operatively coupled to the external device and the at least one of the second conductive pins operatively coupled to the power supply device.

13. The method of claim 12, wherein the first conductive pins operatively coupled to the external device include a Configuration Channel 1 (CC1) pin or a Configuration Channel (CC2) pin, and the second conductive pin operatively coupled to the power supply device include one of a second CC1 pin, a second CC2 pin, a D+ pin, and a D−

pin.

14. The method of claim 13, wherein setting the charging path further comprises:

when the first conductive pins operatively coupled to the external device and the second conductive pins operatively coupled to the power supply device correspond to the CC1 pin, the second CC1 pin, the CC2 pin or the second CC2 pin, a first charging path is set including an electrically conductive path between the CC1 pin or the CC2 pin of the first connector and the second CC1 pin or the second CC2 pin of the second connector.

15. The method of claim 13, wherein setting the charging path comprises:

when the first conductive pins operatively coupled to the external device includes the CC1 pin or the CC2 pin and the second conductive pins operatively coupled to the power supply device include the D+ pin and the D−

pin, a second charging path is set including an electrically conductive path between the CC1 pin or the CC2 pin of the first connector and the D+ pin and the D−

pin of the second connector.

16. The method of claim 13, further comprising:

when the first conductive pins operatively coupled to the power supply device includes the CC1 pin or the CC2 pin, detecting that a charging scheme of the power supply device corresponds to a “

Power Delivery”

(PD) specification.

17. The method of claim 13, further comprising:

when the second conductive pins operatively coupled to the power supply device is the D+ pin and the D−

pin, detecting that a charging scheme of the power supply device corresponds to an “

Adaptive Fast Charging”

(AFC) specification or “

Quick Charge”

(QC) specification.

18. The method of claim 12, wherein the received profile information includes information implementing a plurality of voltages for multiple levels of charging.

19. The method of claim 12, further comprising:

providing a signal transmitted from the external device through a third connector including third conductive pins arranged according to a third protocol different from the first protocol and the second protocol, the third conductive pins being different in number from the first conductive pins and the second conductive pins.

20. The method of claim 12, further comprising:

forwarding a signal received from the external device to a fourth connector including fourth conductive pins arranged according to a fourth protocol.