Invention Grant
US08120314B2 Portable electronic device and capacitive charger providing data transfer and associated methods
有权
便携式电子设备和电容充电器提供数据传输和相关方法
- Patent Title: Portable electronic device and capacitive charger providing data transfer and associated methods
- Patent Title (中): 便携式电子设备和电容充电器提供数据传输和相关方法
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Application No.: US13095131Application Date: 2011-04-27
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Publication No.: US08120314B2Publication Date: 2012-02-21
- Inventor: Alexander Bersenev
- Applicant: Alexander Bersenev
- Applicant Address: CA Waterloo, Ontario
- Assignee: Research In Motion Limited
- Current Assignee: Research In Motion Limited
- Current Assignee Address: CA Waterloo, Ontario
- Agency: Allen, Dyer, Doppelt, Milbrath & Gilchrist, P.A.
- Main IPC: H02J7/00
- IPC: H02J7/00 ; H04B1/034 ; H01M12/00

Abstract:
The electronic apparatus includes a portable electronic device and a charger for capacitively charging the portable electronic device when the portable electronic device is temporarily placed adjacent the charger. The portable electronic device includes a device data communication unit and an associated battery, and a pair of device capacitive electrodes, defining a device conductive footprint, to receive a charging signal to charge the battery. The charger includes a base having an area larger than the device conductive footprint and able to receive the portable electronic device thereon in a plurality of different positions, and an array of charger capacitive electrodes carried by the base. A charger controller selectively drives only the charger capacitive electrodes within the device conductive footprint with a charging signal to capacitively charge the battery. A charger data communication unit communicates with the device data communication unit via the charger capacitive electrodes and device capacitive electrodes, e.g. by modulating data onto the charging signal.
Public/Granted literature
- US20110199050A1 PORTABLE ELECTRONIC DEVICE AND CAPACITIVE CHARGER PROVIDING DATA TRANSFER AND ASSOCIATED METHODS Public/Granted day:2011-08-18
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