Invention Grant
US07882288B2 Method and apparatus for transfering data between USB client devices by toggling a USB VBUS line
有权
通过切换USB VBUS线路在USB客户端设备之间传输数据的方法和装置
- Patent Title: Method and apparatus for transfering data between USB client devices by toggling a USB VBUS line
- Patent Title (中): 通过切换USB VBUS线路在USB客户端设备之间传输数据的方法和装置
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Application No.: US11341661Application Date: 2006-01-30
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Publication No.: US07882288B2Publication Date: 2011-02-01
- Inventor: Vahid Moosavi
- Applicant: Vahid Moosavi
- Applicant Address: CA Waterloo
- Assignee: Research In Motion Limited
- Current Assignee: Research In Motion Limited
- Current Assignee Address: CA Waterloo
- Agency: Moffat & Co.
- Main IPC: G06F13/42
- IPC: G06F13/42
Abstract:
A method and apparatus for transferring data from a first electronic device to a second electronic device, both first and second electronic devices having Universal Serial Bus (USB) client interfaces, the method comprising the steps: connecting the two electronic devices with a USB cable; toggling the voltage on a VBUS line of the USB cable between logic high voltage and no voltage at the first electronic device; detecting toggles of the VBUS line at the second electronic device; and interpreting the toggles detected in the detecting step as data.
Public/Granted literature
- US20070180174A1 Method and apparatus for sending data between USB clients Public/Granted day:2007-08-02
Information query
