Owner Irdeto Access B.V.

Inventors Bosscha, Albert-Jan; Van De Ven, Antonius Johannes Petrus Maria; Dekker, Gerard Johan

Agent Spruson & Ferguson

Pub. Number AU-A-2011200473

Parent 2005200555

Filing date 4 February 2011

Wipo publication date 24 February 2011

G06F 12/10 (2006.01) Accessing, addressing or allocating within memory systems or architectures - Address translation

G06F 1/00 (2006.01) Details not covered by groups and

G06F 3/06 (2006.01) Input arrangements for transferring data to be processed into a form capable of being handled by the computer - Digital input from, or digital output to, record carriers

G06F 12/00 (2006.01) Accessing, addressing or allocating within memory systems or architectures

G06F 12/14 (2006.01) Accessing, addressing or allocating within memory systems or architectures - Protection against unauthorised use of memory

G06F 13/00 (2006.01) Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units

G06F 13/10 (2006.01) Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units - Programme control for peripheral devices

G06F 13/16 (2006.01) Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units - for access to memory bus

G06F 15/16 (2006.01) Digital computers in general - Combinations of two or more digital computers each having at least an arithmetic unit, a programme unit and a register, e.g. for a simultaneous processing of several programmes

G06F 17/30 (2006.01) Digital computing or data processing equipment or methods, specially adapted for specific functions - Information retrieval

G06F 21/24 (2006.01) Security arrangements for protecting computers or computer systems against unauthorised activity

G07F 7/10 (2006.01) Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus - together with a coded signal

G09C 1/00 (2006.01) Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system

G11C 5/00 (2006.01) Details of stores covered by group