Audio processing apparatus

Electrical audio signal processing systems and devices – Switching

Reexamination Certificate

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Details

C381S027000, C381S307000, C381S120000, C381S080000, C381S081000

Reexamination Certificate

active

07978865

ABSTRACT:
An audio processing apparatus comprising: channel determination section for determining which one of a combination of the first left audio signal and the first right audio signal and a combination of the second left audio signal and the second right audio signal is included in multichannel audio data; and switching section for causing the first amplification section to amplify the first left audio signal and supply the amplified first left audio signal to the first speaker terminal and causing the second amplification section to amplify the first right audio signal and supply the amplified first right audio signal to the second speaker terminal when the combination of the first left audio signal and the first right audio signal is determined to be included; and causing the first amplification section to amplify the second left audio signal and supply the amplified second left audio signal to the third speaker terminal and causing the second amplification section to amplify the second right audio signal and supply the amplified second right audio signal to the fourth speaker terminal when the combination of the second left audio signal and the second right audio signal is determined to be included.

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European Search Report for corresponding European Application No. 10 151 516.1 dated Mar. 25, 2011.
Eidson et al., “30.2: HDMI: High-Definition Multimedia Interface”, 2003 SID International Symposium—May 20, 2003, Baltimore, Maryland, vol. XXXIV, p. 1024, XP007008293.

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