发明名称 |
Information radio reception in a television receiver by synthesizing only center frequency |
摘要 |
<p>A television receiver includes a single tuner (102) for tuning both television channels and broadcast FM stations. The tuner (102) is operated at a fixed gain setting in FM reception mode. The tuner (102) serves as the first conversion stage of a double conversion FM receiver, wherein the mixer (180d) of an FM radio integrated circuit serves as the second coversion stage. The arrangement operates at a specific and non-arbitrary first IF frequency. The FM receiver is also capable of automatically receiving information service broadcasts on that one of the information service allocated frequencies which is operating in a listener's area. The receiver provides an on-screen display (410) of the currently tuned FM channel number. <IMAGE></p> |
申请公布号 |
EP0470484(B1) |
申请公布日期 |
1996.09.25 |
申请号 |
EP19910112780 |
申请日期 |
1991.07.30 |
申请人 |
THOMSON CONSUMER ELECTRONICS, INC. |
发明人 |
WIGNOT, LEROY SAMUEL;NORTRUP, KEVIN EUGENE |
分类号 |
H03J5/02;H04B1/16;H04N5/44;H04N5/60;(IPC1-7):H04B1/16 |
主分类号 |
H03J5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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