| 摘要 |
PROBLEM TO BE SOLVED: To prevent ringing produced when simultaneously receiving broadcast programs included in an identical frequency channel by means of a plurality of tuner, and to enable stable reception of a plurality of broadcast programs included in the identical frequency channel while preventing the ringing. SOLUTION: The receiver unit includes a first and a second tuners (24, 29), a first stream signal extractor (25) for extracting a first stream signal from the channel selected in the first tuner, a second stream signal extractor (30) for extracting a second stream signal from the channel selected in the second tuner, a distribution control unit (26) for distributing and outputting the first stream signal when the channel frequencies tuned in the first tuner and the second tuner are identical, and decoding means (27, 31) for decoding the stream distribution signal and outputting the video signal. COPYRIGHT: (C)2007,JPO&INPIT
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