Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
POWER SUPPLY DEVICE AND POWER SUPPLY SYSTEM INCLUDING POWER SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/139802
Kind Code:
A1
Abstract:
A power supply device according to one embodiment of the present invention comprises: a power supply unit, which includes a first power supply unit for transmitting standby power to an electronic device, and a second power supply unit for transmitting main power to the electronic device; and a cable, which includes a standby power transmission line for transmitting the standby power to the electronic device, a main power transmission line for transmitting the main power to the electronic device, a first detect line for receiving, from the electronic device, a power-on signal that operates the second power supply unit, and a second detect line for determining whether to receive the power-on signal, wherein the second power supply unit cannot operate if the first detect line and/or the second detect line are/is open such that the power-on signal is not received. In addition, various embodiments identified through the specification are possible.

Inventors:
JANG DU HEE (KR)
KANG JEONG IL (KR)
YOON MIN GYU (KR)
LEE SEUNG HO (KR)
Application Number:
KR2018/000783
Publication Date:
August 02, 2018
Filing Date:
January 17, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SAMSUNG ELECTRONICS CO LTD (16677, KR)
International Classes:
H02M1/32; H01B7/04; H01B7/08; H01B13/00; H02M1/00
Foreign References:
JP2008066810A2008-03-21
JP2015133907A2015-07-23
KR20130043923A2013-05-02
JP2013089442A2013-05-13
US20140096996A12014-04-10
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (06626, KR)
Download PDF: