发明名称 Portable information processing apparatus and method of the same
摘要 The present invention relates to a portable information apparatus which can realize electrical power for a longer period of time. Under the condition that the suspending mode is set, when an exclusive key is manipulated, a switch monitoring circuit detects this condition and issues an interruption to the CPU. In this timing, the CPU supplies the necessary electrical power to the CD-ROM controller, CD-ROM drive and audio circuit which are required for reproduction of CD. Thereby, a CD can be reproduced under the suspending mode.
申请公布号 US7178042(B2) 申请公布日期 2007.02.13
申请号 US20020184899 申请日期 2002.07.01
申请人 SONY CORPORATION 发明人 SAKAGAMI YASUHIKO
分类号 G06F1/26;G06F1/32;G06F19/00 主分类号 G06F1/26
代理机构 代理人
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