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发明名称
FM、AM接收电路及其半导体积体电路
摘要
本案之主要目的为减少AM/FM接收电路中所使用回路滤波器的数目,AM之PLL电路的输入和输出系连接于两个半导体开关之其中一方的接点,FM立体声解调用之PLL电路的输入和输出系连接于两个半导体开关之另一方的接点,回路滤波器系连接于半导体开关的共通接点,同时,藉由控制半导体开关的共通接点与AM之PLL电路或FM立体声解调用之PLL电路的连接,以切换回路滤波器的接续。
申请公布号
TW200524324
申请公布日期
2005.07.16
申请号
TW093135234
申请日期
2004.11.17
申请人
丰田自动织机股份有限公司;新泻精密股份有限公司
发明人
胜永浩史;宫城弘
分类号
H04H5/00;H04B1/26
主分类号
H04H5/00
代理机构
代理人
何金涂;何秋远
主权项
地址
日本
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