发明授权
- 专利标题： Circuit and operating method for integrated interface of PDA and wireless communication system
- 专利标题（中）： PDA和无线通信系统集成接口的电路和操作方法
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申请号： US11844347申请日： 2007-08-23
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公开(公告)号： US07925904B2公开(公告)日： 2011-04-12
- 发明人: Hsun-Hsin Chuang , Hsi-Cheng Yeh , Chih-Chao Hsieh , Shi-Je Lin , Wen-Hsing Lin
- 申请人： Hsun-Hsin Chuang , Hsi-Cheng Yeh , Chih-Chao Hsieh , Shi-Je Lin , Wen-Hsing Lin
- 申请人地址： TW Taoyuan
- 专利权人： HTC Corporation
- 当前专利权人： HTC Corporation
- 当前专利权人地址： TW Taoyuan
- 代理机构： Jianq Chyun IP Office
- 优先权： TW91118369A 20020815
- 主分类号： G06F1/00
- IPC分类号： G06F1/00 ; H02J7/00
摘要：
A battery charging method for a device that has a PDA, a wireless communication system, and a power system having a battery and is charged via an external charging cable. The device further has an external charging circuit for charging the battery. The wireless communication system has an internal charging circuit for charging the battery. The battery charging method includes performing current charging to the battery via the external charging circuit by using the external charging cable; turning on the wireless communication system; and turning on the internal charging circuit for charging after the wireless communication system is turned on.
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