Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding

Details for Australian Patent Application No. 2006332046 (hide)

Owner DTS (BVI) Limited

Inventors Shmunk, Dmitry V.; Beaton, Richard J.

Agent Davies Collison Cave

Pub. Number AU-B-2006332046

PCT Pub. Number WO2007/074401

Priority 60/691,558 17.06.05 US; 11/452,001 12.06.06 US

Filing date 16 June 2006

Wipo publication date 5 July 2007

Acceptance publication date 18 August 2011

International Classifications

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

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

H03M 7/28 (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 - Programmable structures, i.e. where the code converter contains apparatus which is operator-changeable to modify the conversion process

Event Publications

3 January 2008 PCT application entered the National Phase

  PCT publication WO2007/074401 Priority application(s): WO2007/074401

18 August 2011 Application Accepted

  Published as AU-B-2006332046

15 December 2011 Standard Patent Sealed

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