NON STATIONARY ECHO CANCELLER

Details for Australian Patent Application No. 2003233019 (hide)

Owner KONINKLIJKE PHILIPS ELECTRONICS N.V.

Inventors DERKX, Rene, M., M.; MERKS, Ivo, L., D., M.; JANSE, Cornelis, P.

Pub. Number AU-A-2003233019

PCT Number PCT/IB03/02275

PCT Pub. Number WO2004/002127

Priority 02077430.3 19.06.02 EP

Filing date 27 May 2003

Wipo publication date 6 January 2004

International Classifications

H04M 009/08 Arrangements for interconnection not involving centralised switching - Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic

Event Publications

28 August 2003 Complete Application Filed

  Priority application(s): 02077430.3 19.06.02 EP

4 March 2004 Application Open to Public Inspection

  Published as AU-A-2003233019

10 March 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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