System and method for controlling a filter to enhance speakerphone performance

Details for Australian Patent Application No. 2002367002 (hide)

Owner Cisco Technology, Inc.

Inventors Schenck, Jeff L; McLaughlin, Hugh J; Logan, Tamara L

Agent Wrays

Pub. Number AU-B-2002367002

PCT Number PCT/US02/40184

PCT Pub. Number WO2003/061258

Priority 10/044,658 08.01.02 US

Filing date 17 December 2002

Wipo publication date 30 July 2003

Acceptance publication date 26 June 2008

International Classifications

H04M 9/08 (2006.01) 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 1/60 (2006.01) Substation equipment, e.g. for use by subscribers - including speech amplifiers

Event Publications

4 September 2003 Application Open to Public Inspection

  Published as AU-B-2002367002

4 September 2003 Complete Application Filed

  Priority application(s): 10/044,658 08.01.02 US

11 August 2005 Assignment before Grant

  Signalworks, Inc. The application has been assigned to Cisco Technology, Inc. 2003

26 June 2008 Application Accepted

  Published as AU-B-2002367002

23 October 2008 Standard Patent Sealed

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