(19)
(11) EP 2 485 503 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
05.06.2013 Bulletin 2013/23

(43) Date of publication A2:
08.08.2012 Bulletin 2012/32

(21) Application number: 11189124.8

(22) Date of filing: 15.11.2011
(51) International Patent Classification (IPC): 
H04R 5/04(2006.01)
 H04S 3/00(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 02.02.2011 JP 2011020395

(71) Applicant: Onkyo Corporation
Neyagawa-shi Osaka 572-8540 (JP)

(72) Inventors:
  • Sunaga, Tadaharu
    Osaka, Osaka 572-8540 (JP)
  • Koaze, Susumu
    Osaka, Osaka 572-8540 (JP)
  • Kobayashi, Junichi
    Osaka, Osaka 572-8540 (JP)

(74) Representative: Horn Kleimann Waitzhofer 
Elsenheimerstrasse 65
80687 München
80687 München (DE)

   


(54) Audio processing apparatus


(57) A switching section causes the first amplification section to amplify the expansion left audio signal and supply the amplified expansion left audio signal to the first speaker terminal and causing the second amplification section to amplify the expansion right audio signal and supply the amplified expansion right audio signal to the second speaker terminal when the Bi-Amp function is not used. The switching section causes the first amplification section to amplify the left audio signal for Bi-Amp and supply the amplified left audio signal for Bi-Amp to the first speaker terminal and causing the second amplification section to amplify the right audio signal for Bi-Amp and supply the amplified right audio signal for Bi-Amp to the second speaker terminal when the Bi-Amp function is used.







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Search report