CONDITIONAL ACCESS SYSTEM FOR DIGITAL TELEVISION CONTENT BASED ON PREPAYMENT METHODS AND OPTIMISATION OF THE BANDWIDTH OF THE CHANNEL BROADCASTING SAID CONTENT

Details for Australian Patent Application No. 2003205788 (hide)

Owner SEMICONDUCTORES, INVESTIGACION Y DISENO, S.A. (S.I.D.S.A.)

Inventors SANTOS PEREZ, Carlos; AVELLANO FERNANDEZ, Jose Luis; MORAN CARRERA, Javier; ISENSER FARRE, Jose Maria

Pub. Number AU-A-2003205788

PCT Number PCT/ES03/00067

PCT Pub. Number WO2003/067885

Priority P200200287 06.02.02 ES

Filing date 4 February 2003

Wipo publication date 2 September 2003

International Classifications

H04N 007/16 Television systems - Secrecy systems

H04N 007/167 Television systems - Systems rendering the television signal unintelligible and subsequently intelligible

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): P200200287 06.02.02 ES

25 September 2003 Application Open to Public Inspection

  Published as AU-A-2003205788

21 October 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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