MULTI-CHANNEL ECHO CANCEL METHOD, MULTI-CHANNEL SOUND TRANSFER METHOD, STEREO ECHO CANCELLER, STEREO SOUND TRANSFER APPARATUS, AND TRANSFER FUNCTION CALCULATION APPARATUS

Details for Australian Patent Application No. 2002318634 (hide)

Owner YAMAHA CORPORATION

Inventors HONJI, Yoshikazu; IRIYAMA, Hiroshi; NIIMI, Koji; HIRAI, Toru; OKUMURA, Hiraku; TOHYAMA, Mikio

Pub. Number AU-A-2002318634

PCT Number PCT/JP02/06968

PCT Pub. Number WO2003/007500

Priority 2001-211279 11.07.01 JP; 2002-179722 20.06.02 JP

Filing date 10 July 2002

Wipo publication date 29 January 2003

International Classifications

H04B 003/23 Line transmission systems - using a replica of transmitted signal in the time domain, e.g. echo cancellers

H04R 003/02 Circuits for transducers - for preventing acoustic reaction

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 2001-211279 11.07.01 JP; 2002-179722 20.06.02 JP

22 May 2003 Application Open to Public Inspection

  Published as AU-A-2002318634

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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