METHOD FOR TRACING TRAITOR RECEIVERS IN A BROADCAST ENCRYPTION SYSTEM

Details for Australian Patent Application No. 2002228165 (hide)

Owner INTERNATIONAL BUSINESS MACHINES CORPORATION

Inventors NAOR, Dalit; NAOR, Simeon; LOTSPIECH, Jeffrey, Bruce

Pub. Number AU-A-2002228165

PCT Pub. Number WO2002/060118

Priority 09/771,239 26.01.01 US

Filing date 23 January 2002

Wipo publication date 6 August 2002

International Classifications

H04L 009/08 Arrangements for secret or secure communication - Key distribution

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

Event Publications

6 February 2003 Application Open to Public Inspection

  Published as AU-A-2002228165

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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