Apparatus and method for controlling power
AssigneeSamsung Electronics Co., Ltd.
InventorsYoungjun CHOI, Seungmin LEE, Heon Chol KIM, Ikhyun CHO
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Abstract
A power control method and an electronic device and/or connecting unit to implement the power control method is provided. The electronic device includes a first interface unit configured to be connected to an external device that can receive and provide power to the electronic device, a second interface unit configured to be connected to an external charger that can provide power for the external device and the electronic device, and a main controller configured to detect whether or not the external charger is connected, and receive and direct power from the external device or the external charger according to whether or not the external charger is connected.
Claims20
An electronic device comprising:
- a first interface unit configured to be connected to an external device;
- a second interface unit configured to be connected to an external charger;
- and
- a main controller configured to:
- detect whether the external charger is connected to the electronic device,
- control a receipt of power from the external device or the external charger according to the detection of whether the external charger is connected, and
- control a transfer of the received power according to whether the external device is connected.
A power control method of an electronic device, the power control method comprising:
- detecting a connection of an external device;
- operating the electronic device by using a power of the external device;
- detecting an external power input during the operation;
- transmitting state information according to the external power input to the external device;
- and
- operating the electronic device by using the external power input.
A power control method of an electronic device, the power control method comprising:
- detecting a connection of an external device;
- outputting a power to the external device;
- receiving state information from the external device;
- and
- stopping the power output based on the state information.
Dependencies are inferred from the claim text.