LINE ECHO CANCELLER SCALABLE TO MULTIPLE VOICE CHANNEL/ PORTS

Details for Australian Patent Application No. 2002236915 (hide)

Owner REALCHIP, INC.

Inventors ELABD, Hammam

Pub. Number AU-A-2002236915

PCT Pub. Number WO2002/062046

Priority 09/774,482 30.01.01 US

Filing date 30 January 2002

Wipo publication date 12 August 2002

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

H04M 003/20 Automatic or semi-automatic exchanges - with means for interrupting existing connections

H04J 003/00 Time-division multiplex systems

H04J 009/00 Multiplex systems in which each channel is represented by a different type of modulation of the carrier

Event Publications

20 February 2003 Application Open to Public Inspection

  Published as AU-A-2002236915

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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