RECEIVING APPARATUS

PROBLEM TO BE SOLVED: To alleviate the change of volume and sound quality when switching sound. SOLUTION: The receiving apparatus includes: an analog demodulation unit for demodulating a first audio signal from the broadcast waves of analog broadcasting included in a prescribed frequency band; a dig...

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Bibliographische Detailangaben
Hauptverfasser: KAMIMURA HARUYA, KON YOSHIHIKO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To alleviate the change of volume and sound quality when switching sound. SOLUTION: The receiving apparatus includes: an analog demodulation unit for demodulating a first audio signal from the broadcast waves of analog broadcasting included in a prescribed frequency band; a digital demodulation/decoding unit for demodulating and decoding a second audio signal from the broadcast waves of digital broadcasting of the same contents as the analog broadcasting included in the frequency band; a delay unit for delaying at least one of the first and second audio signals and outputting them as third and fourth audio signals respectively; a reception state detecting unit for outputting an analog reception state signal indicating the reception state of the broadcast waves of the analog broadcasting; a first/second processing unit for controlling at least one of the volume and quality of the third/fourth audio signals corresponding to the analog reception state signals and outputting them as fifth/sixth audio signals respectively; and a mixing processing unit for mixing the fifth audio signals and the six audio signals at a predetermined ratio and outputting them corresponding to the reception state of at least one of the broadcast waves of the analog broadcasting and the digital broadcasting. COPYRIGHT: (C)2010,JPO&INPIT