Electronic digital logic circuitry – Security
Patent
1997-02-10
1999-11-30
Santamauro, Jon
Electronic digital logic circuitry
Security
380 48, 327 99, 327164, H03K 1900, H03K 384
Patent
active
059949171
ABSTRACT:
A method and apparatus for sequencing an integrated circuit which receives an external clock signal consists of the use of an internally generated random clock signal and of the use of either of these clock signals depending on the instruction to be performed.
REFERENCES:
patent: 4827111 (1989-05-01), Kondo
patent: 5289050 (1994-02-01), Ogasawara
patent: 5315181 (1994-05-01), Schowe
patent: 5404402 (1995-04-01), Sprunk
patent: 5604452 (1997-02-01), Huang
patent: 5652536 (1997-07-01), Nookala et al.
Santamauro Jon
SGS-Thomson Microelectronics S.A.
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