Invention Application
- Patent Title: Audio Signal Switching Apparatus
- Patent Title (中): 音频信号切换装置
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Application No.: US12944891Application Date: 2010-11-12
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Publication No.: US20110058694A1Publication Date: 2011-03-10
- Inventor: Wei-Po Lin , Hsin-Tso Lin , Hsien-Yueh Hsu
- Applicant: Wei-Po Lin , Hsin-Tso Lin , Hsien-Yueh Hsu
- Applicant Address: TW Taipei
- Assignee: ASUSTEK COMPUTER INC.
- Current Assignee: ASUSTEK COMPUTER INC.
- Current Assignee Address: TW Taipei
- Priority: TW94103426 20050203
- Main IPC: H02B1/00
- IPC: H02B1/00 ; G06F3/00
Abstract:
An audio signal switching apparatus at least comprises an audio jack, a speaker jack, a detection circuit and a control circuit. The audio jack and the speaker jack are separately configured in a computer system. The detection circuit detects whether the computer system is turned on or turned off. The control circuit is connected to the detection circuit and electrically connects the audio jack to the speaker jack when the computer system is turned off.
Information query
