Title (en)

INTEGRATED CIRCUIT DEVICE

Title (de)

ANORDNUNG MIT EINEM INTEGRIERTEN SCHALTKREIS

Title (fr)

DISPOSITIF A CIRCUIT INTEGRE

Publication

EP 1728137 A1 20061206 (DE)

Application

EP 05716983 A 20050310

Priority

• EP 2005051072 W 20050310
• DE 102004014435 A 20040324

Abstract (en)

[origin: WO2005098567A1] The invention relates to an integrated circuit (1) provided with function modules (2) which comprise a central processing unit (4) for treating data and executing a program and a cache memory (5). Until now, it was complicated and costly to ensure the manipulation security of said modules. Said invention makes it possible to take remedy actions consisting in that the function modules (2) comprise an encoding unit (6) for data encoding and decoding.

IPC 8 full level

G06F 1/00 (2006.01); G06F 21/00 (2006.01); G06F 21/71 (2013.01); G06F 21/72 (2013.01)

CPC (source: EP US)

G06F 21/71 (2013.01 - EP US); G06F 21/72 (2013.01 - EP US); G06F 2221/2101 (2013.01 - EP US)

Citation (search report)

• [XY] US 5943421 A 19990824 - GRABON ROBERT J [US]
• [XY] US 6523118 B1 20030218 - BUER MARK LEONARD [US]
• [Y] US 5473692 A 19951205 - DAVIS DEREK L [US]
• [Y] US 6330668 B1 20011211 - CURIGER ANDREAS [US], et al
• [Y] WO 9600953 A2 19960111 - NAT SEMICONDUCTOR CORP [US]
• [Y] EP 0495645 A1 19920722 - NCR CO [US]
• [Y] EP 1054316 A1 20001122 - SCHEIDT & BACHMANN GMBH [DE]
• [Y] DE 19512266 A1 19960328 - JACOB RAINER [DE]
• [Y] GB 2182176 A 19870507 - NCR CO
• [Y] WO 0028399 A1 20000518 - INFINEON TECHNOLOGIES AG [DE], et al
• See references of WO 2005098567A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2005098567 A1 20051020; BR PI0509073 A 20070821; CN 1934517 A 20070321; DE 102004014435 A1 20051117; EP 1728137 A1 20061206; JP 2007535736 A 20071206; RU 2006137366 A 20080427; RU 2412479 C2 20110220; US 2008219441 A1 20080911; US 8577031 B2 20131105

DOCDB simple family (application)

EP 2005051072 W 20050310; BR PI0509073 A 20050310; CN 200580009049 A 20050310; DE 102004014435 A 20040324; EP 05716983 A 20050310; JP 2007504396 A 20050310; RU 2006137366 A 20050310; US 59923005 A 20050310