Encoding audio signals

Details for Australian Patent Application No. 2002215122 (hide)

Owner British Telecommunications public limited company

Inventors Whiting, Richard James; Leaning, Anthony Richard

Agent Shelston IP

Pub. Number AU-B-2002215122

PCT Pub. Number WO02/49008

Priority 00311275 15.12.00 EP

Filing date 19 November 2001

Wipo publication date 24 June 2002

Acceptance publication date 25 October 2007

International Classifications

G10L 19/00 (2006.01) Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders

G10L 19/14 (2006.01) Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders

H03M 7/30 (2006.01) Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information is represented by a different sequence or number of digits - Compression

Event Publications

25 October 2007 Application Accepted

  Published as AU-B-2002215122

21 February 2008 Standard Patent Sealed

14 June 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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