发明名称 Channel selecting apparatus and method used in a television receiving apparatus and capable of memorizing channel data
摘要 A channel selecting apparatus for television receivers and the like wherein, in case data showing a predetermined channel are stored in a memory (RAM of a channel selecting microcomputer), a first channel selection device provides a tunner with a channel selection controlling signal based on this data. However, in case the data showing the predetermined channel is not stored in the memory, a second channel selection device sequentially provides channel selection controlling signals for receiving respective channels and, when a judging signal showing that a broadcast signal is included in a receiving channel is input from a judging circuit, that channel will be received.
申请公布号 US5034819(A) 申请公布日期 1991.07.23
申请号 US19900540004 申请日期 1990.06.19
申请人 KABUSHIKI KAISHA TOSHIBA 发明人 TSUKAGOSHI, MASAHIKO
分类号 H03J1/00;H03J5/02;H03J7/06;H03J7/18;H04N5/44 主分类号 H03J1/00
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