AUTOMOTIVE BALANCED MICROPHONE SYSTEM AND METHOD OF FORMING SAME
摘要
An automotive balanced microphone system (300) includes a microphone (303) located in a vehicle mirror (301) connected in a balanced configuration for eliminating noise. A split resistor network (305) is used for supplying a supply voltage to the balanced microphone (303). The split resistor network (305) allows the microphone (303) to be easily powered while noise induced into the supply lines can easily cancelled at the microphone output for use with an electronic device (309).
申请公布号
WO2007140361(A3)
申请公布日期
2008.11.06
申请号
WO2007US69862
申请日期
2007.05.29
申请人
GENTEX CORPORATION;WATSON, ALAN, R.;TURNBULL, ROBERT, R.;SPENCE, WILLIAM, R.
发明人
WATSON, ALAN, R.;TURNBULL, ROBERT, R.;SPENCE, WILLIAM, R.