Invention Grant
- Patent Title: Circuit and operating method for integrated interface of PDA and wireless communication system
- Patent Title (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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Application No.: US11844347Application Date: 2007-08-23
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Publication No.: US07925904B2Publication Date: 2011-04-12
- Inventor: Hsun-Hsin Chuang , Hsi-Cheng Yeh , Chih-Chao Hsieh , Shi-Je Lin , Wen-Hsing Lin
- Applicant: Hsun-Hsin Chuang , Hsi-Cheng Yeh , Chih-Chao Hsieh , Shi-Je Lin , Wen-Hsing Lin
- Applicant Address: TW Taoyuan
- Assignee: HTC Corporation
- Current Assignee: HTC Corporation
- Current Assignee Address: TW Taoyuan
- Agency: Jianq Chyun IP Office
- Priority: TW91118369A 20020815
- Main IPC: G06F1/00
- IPC: G06F1/00 ; H02J7/00
Abstract:
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.
Public/Granted literature
- US20070293278A1 CIRCUIT AND OPERATING METHOD FOR INTEGRATED INTERFACE OF PDA AND WIRELESS COMMUNICATION SYSTEM Public/Granted day:2007-12-20
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