Encrypted and watermarked temporel and resolution layering in advanced television

Details for Australian Patent Application No. 2002318344 (hide)

Owner Dolby Laboratories Licensing Corporation

Inventors Demos, Gary A.

Agent Pizzeys

Pub. Number AU-B-2002318344

PCT Number PCT/US02/18884

PCT Pub. Number WO2004/012455

Filing date 13 June 2002

Wipo publication date 16 February 2004

Acceptance publication date 31 January 2008

International Classifications

H04N 7/26 (2006.01) Television systems - using bandwidth reduction

H04N 7/167 (2006.01) Television systems - Systems rendering the television signal unintelligible and subsequently intelligible

H04N 7/24 (2006.01) Television systems - Systems for the transmission of television signals using pulse code modulation

Event Publications

9 January 2003 Complete Application Filed

25 March 2004 Application Open to Public Inspection

  Published as AU-B-2002318344

31 January 2008 Application Accepted

  Published as AU-B-2002318344

29 May 2008 Standard Patent Sealed

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