APPARATUS AND METHOD OF FLEXIBLE AND COMMON IPMP SYSTEM FOR PROVIDING AND PROTECTING CONTENT

Details for Australian Patent Application No. 2002306215 (hide)

Owner MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Inventors KOGURE, Takuyo; SHEN, Sheng Mei; JI, Ming; SENOH, Takanori

Pub. Number AU-A-2002306215

PCT Number PCT/JP02/05468

PCT Pub. Number WO2002/100037

Priority 2001-168259 04.06.01 JP; 2001-172451 07.06.01 JP

Filing date 4 June 2002

Wipo publication date 16 December 2002

International Classifications

H04L 009/14 Arrangements for secret or secure communication - using a plurality of keys or algorithms

H04N 007/08 Television systems - Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band

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

G06F 017/60 Digital computing or data processing equipment or methods, specially adapted for specific functions

G10L 019/00 Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders

Event Publications

19 December 2002 Complete Application Filed

  Priority application(s): 2001-168259 04.06.01 JP; 2001-172451 07.06.01 JP

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002306215

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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