Owner CYBERSCAN TECHNOLOGY, INC.

Inventors BRUNET DE COURSSOU, Thierry; GATTO, Jean-Marie

Pub. Number AU-A-2002310170

PCT Number PCT/US02/16816

PCT Pub. Number WO2003/103290

Filing date 30 May 2002

Wipo publication date 19 December 2003

H04N 007/16 Television systems - Secrecy systems

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

G07B 017/02 Franking apparatus

H02H 003/05 Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - with means for increasing reliability, e.g. redundancy arrangements

H03K 019/003 Logic circuits, i.e. having at least two inputs acting on one output - Modifications for increasing the reliability

H04B 001/74 Details of transmission systems, not covered by a single one of groups - for increasing reliability, e.g. using redundant or spare channels or apparatus

H04L 001/22 Arrangements for detecting or preventing errors in the information received - using redundant apparatus to increase reliability

H04L 001/00 Arrangements for detecting or preventing errors in the information received

H05K 010/00 Arrangements for improving the operating reliability of electronic equipment, e.g. by providing a similar stand-by unit

H04N 009/00 Details of colour television systems

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

H04N 007/173 Television systems - with two-way working, e.g. subscriber sending a programme selection signal

H04N 005/445 Details of television systems - for displaying additional information

G06F 003/00 Input arrangements for transferring data to be processed into a form capable of being handled by the computer

G06F 011/00 Error detection

G06F 012/14 Accessing, addressing or allocating within memory systems or architectures - Protection against unauthorised use of memory

G06F 012/16 Accessing, addressing or allocating within memory systems or architectures - Protection against loss of memory contents

G06F 013/00 Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units