Apparatus and method for computing filter coefficients for echo suppression

Details for Australian Patent Application No. 2009210295 (hide)

Owner Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.

Inventors Kuech, Fabian; Faller, Christof; Kallinger, Markus; Favrot, Alexis

Agent Griffith Hack

Pub. Number AU-A-2009210295

PCT Pub. Number WO2009/095161

Priority 10 2008 039 330.4 22.08.08 DE; 61/025,006 31.01.08 US

Filing date 16 January 2009

Wipo publication date 6 August 2009

International Classifications

G10L 21/02 (2006.01) Processing of the speech signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility

H04B 3/23 (2006.01) Line transmission systems - using a replica of transmitted signal in the time domain, e.g. echo cancellers

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

Event Publications

26 August 2010 Alteration of Name

  The name of the applicant has been altered to Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.

2 September 2010 PCT application entered the National Phase

  PCT publication WO2009/095161 Priority application(s): WO2009/095161

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