An improved method and apparatus for providing a copy-protected video signal

Details for Australian Patent Application No. 2009203023 (hide)

Owner DCS Copy Protection Limited

Inventors Abdin, Mazen; Tan, Baolin

Agent Davies Collison Cave

Pub. Number AU-B-2009203023

Parent 2003246921

Filing date 24 July 2009

Wipo publication date 13 August 2009

Acceptance publication date 22 September 2011

International Classifications

H04N 7/083 (2006.01) Television systems - with signal insertion during the vertical and the horizontal blanking interval

G11B 20/02 (2006.01) Signal processing not specific to the method of recording or reproducing - Analogue recording or reproducing

H04N 5/913 (2006.01) Details of television systems - for scrambling

H04N 7/087 (2006.01) Television systems - with signal insertion during the vertical blanking interval

H04N 7/088 (2006.01) Television systems

H04N 7/169 (2006.01) Television systems - Systems operating in the time domain of the television signal

Event Publications

6 August 2009 Complete Application Filed

13 August 2009 Application Open to Public Inspection

  Published as AU-B-2009203023

20 August 2009 Corrigenda

  Applications OPI - Name Index Under the name Dwight Cavendish Systems Limited., Application No. 2009203023, Under INID (22) correct the filing date to read 24.07.09 Specifications Republished The following specifications contained errors when advertised OPI, Accepted or Certified. They have been reissued on the AU-A or AU-B CD-ROM of this Journal date. 2004221897 University of Pittsburgh

1 October 2009 Assignment before Grant

  Dwight Cavendish Systems Limited The application has been assigned to DCS Copy Protection Limited

22 September 2011 Application Accepted

  Published as AU-B-2009203023

19 January 2012 Standard Patent Sealed

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