A progressive to lossless embedded audio coder (PLEAC) with multiple factorization reversible transform

Details for Australian Patent Application No. 2003248196 (hide)

Owner Microsoft Corporation

Inventors Not Given

Agent Davies Collison Cave

Pub. Number AU-A-2003248196

Priority 10/300995 21.11.02 US

Filing date 22 September 2003

Wipo publication date 10 June 2004

International Classifications

H03M 007/50 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 - Conversion to or from non-linear codes, e.g. companding

H03M 007/30 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

G06K 009/36 Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints - Image preprocessing, i.e. processing the image information without deciding about the identity of the image

Event Publications

2 October 2003 Complete Application Filed

  Priority application(s): 10/300995 21.11.02 US

10 June 2004 Application Open to Public Inspection

  Published as AU-A-2003248196

5 April 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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