Invention Grant
- Patent Title: Method and apparatus for extending battery operation time of an electronic device
- Patent Title (中): 延长电子设备电池工作时间的方法和装置
-
Application No.: US13623430Application Date: 2012-09-20
-
Publication No.: US09276429B2Publication Date: 2016-03-01
- Inventor: Yasumichi Tsukamoto , Shigefumi Odaohhara , Hiromitsu Yamaguchi , Tetsuji Nakamura
- Applicant: Yasumichi Tsukamoto , Shigefumi Odaohhara , Hiromitsu Yamaguchi , Tetsuji Nakamura
- Applicant Address: SG Singapore
- Assignee: LENOVO (SINGAPORE) PTE LTD
- Current Assignee: LENOVO (SINGAPORE) PTE LTD
- Current Assignee Address: SG Singapore
- Agency: Russell Ng PLLC
- Agent Antony P. Ng
- Priority: JP2011-238289 20111031
- Main IPC: H02J1/00
- IPC: H02J1/00 ; H02J3/00 ; H02J7/00 ; H02J9/00
Abstract:
An apparatus for supplying power to a portable electronic device is disclosed. The apparatus includes a first receptacle to which an AC/DC adaptor is connectable, a second receptacle to which an electronic device is connectable, a battery charger for charging a battery using power supplied by the AC/DC adaptor, an output circuit for supplying power to the electronic device from the AC/DC adaptor when the AC/DC adaptor is connected to the apparatus, and supplies power to the electronic device from the battery when the AC/DC adaptor is not connected to the apparatus, and a control circuit for controlling the battery charger to supply power to the electronic device while charging the battery when the AC/DC adaptor is connected to the apparatus.
Public/Granted literature
- US20130106192A1 METHOD AND APPARATUS FOR EXTENDING BATTERY OPERATION TIME OF AN ELECTRONIC DEVICE Public/Granted day:2013-05-02
Information query
