Invention Grant
US07768239B2 Method and apparatus for handling a charging state in a mobile electronic device
有权
用于处理移动电子设备中的充电状态的方法和装置
- Patent Title: Method and apparatus for handling a charging state in a mobile electronic device
- Patent Title (中): 用于处理移动电子设备中的充电状态的方法和装置
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Application No.: US12419897Application Date: 2009-04-07
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Publication No.: US07768239B2Publication Date: 2010-08-03
- Inventor: Dusan Veselic , Alexei Skarine
- Applicant: Dusan Veselic , Alexei Skarine
- Applicant Address: CA Waterloo, Ontario
- Assignee: Research in Motion Limited
- Current Assignee: Research in Motion Limited
- Current Assignee Address: CA Waterloo, Ontario
- Agency: Conley Rose, P.C.
- Agent J. Robert Brown, Jr.
- Priority: EP0312079 20030527
- Main IPC: H02J7/04
- IPC: H02J7/04 ; H02J7/16
Abstract:
The present invention is directed at a method of handling a device charging state for a Universal Serial Bus (USB) connected mobile electronic device comprising the steps of sensing a presence of a bus voltage; sensing an enumeration acknowledgement signal between the device and a USB host; and transmitting a signal to instruct the device to enter the device charging state.
Public/Granted literature
- US20090200989A1 Method and Apparatus for Handling a Charging State in a Mobile Electronic Device Public/Granted day:2009-08-13
Information query
