发明名称 SYSTEM AND METHOD FOR POWERING A PERIPHERAL DEVICE
摘要 A system for charging or powering a peripheral device is described. The system includes a connector for connecting the device to the computer, and a software module in the peripheral device that enables the peripheral device to be charged or powered by a computer. The software module includes a first signal module fo r sending a first signal to the computer that identifies the peripheral device as a hu b, and a second signal module for sending a second signal to the computer that indicates tha t one peripheral device is connected to the hub. A power-charge receptor in the peripheral device contains hardware for powering or charging the peripheral device from the computer.
申请公布号 CA2487632(A1) 申请公布日期 2005.05.21
申请号 CA20042487632 申请日期 2004.11.12
申请人 RESEARCH IN MOTION LIMITED 发明人 DAWAR, ANNUPUM;MAK-FAN, DAVID
分类号 G06F1/26;(IPC1-7):G06F1/26;H02J1/00;H02J7/00 主分类号 G06F1/26
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