BR0104264A - Circuito integrado - Google Patents

Circuito integrado

Info

Publication number
BR0104264A
BR0104264A BR0104264-5A BR0104264A BR0104264A BR 0104264 A BR0104264 A BR 0104264A BR 0104264 A BR0104264 A BR 0104264A BR 0104264 A BR0104264 A BR 0104264A
Authority
BR
Brazil
Prior art keywords
rom
integrated circuit
program
public keys
data
Prior art date
Application number
BR0104264-5A
Other languages
English (en)
Inventor
Josep Gamell I Andreu
Original Assignee
Telesincro S A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telesincro S A filed Critical Telesincro S A
Publication of BR0104264A publication Critical patent/BR0104264A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1408—Protection against unauthorised use of memory or access to memory by using cryptography
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1466—Key-lock mechanism
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/76—Architectures of general purpose stored program computers
    • G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
    • G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
    • G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
    • G06F15/7853—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers) including a ROM
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/72—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)

Abstract

"CIRCUITO INTEGRADO". Circuito integrado que compreende pelo menos um microprocessador, uma interface de conexão externa, uma barra de dados, uma barra de direções externas, uma memória RAM ( SRAM ) de dados com suporte de bateria ou pilha, uma memória ROM ( ROM ) que contém pelo menos um programa e teclas públicas, onde pelo menos parte do dito programa é um algoritmo criptográfico que opera com as ditas teclas públicas contidas na dita ROM ( ROM ), e pelo menos um circuito adicional com funcionalidades predefinidas. Uma aplicação deste circuito impresso se dá para a realização de módulos de segurança, por exemplo, nos terminais informáticos.
BR0104264-5A 2000-09-25 2001-09-25 Circuito integrado BR0104264A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES200002305A ES2180391B1 (es) 2000-09-25 2000-09-25 Circuito integrado.

Publications (1)

Publication Number Publication Date
BR0104264A true BR0104264A (pt) 2002-05-21

Family

ID=8495025

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0104264-5A BR0104264A (pt) 2000-09-25 2001-09-25 Circuito integrado

Country Status (3)

Country Link
EP (1) EP1191423A3 (pt)
BR (1) BR0104264A (pt)
ES (1) ES2180391B1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6724220B1 (en) 2000-10-26 2004-04-20 Cyress Semiconductor Corporation Programmable microcontroller architecture (mixed analog/digital)
US7185162B1 (en) * 2000-10-26 2007-02-27 Cypress Semiconductor Corporation Method and apparatus for programming a flash memory
US8176296B2 (en) 2000-10-26 2012-05-08 Cypress Semiconductor Corporation Programmable microcontroller architecture
US8160864B1 (en) 2000-10-26 2012-04-17 Cypress Semiconductor Corporation In-circuit emulator and pod synchronized boot
US7406674B1 (en) 2001-10-24 2008-07-29 Cypress Semiconductor Corporation Method and apparatus for generating microcontroller configuration information
US8078970B1 (en) 2001-11-09 2011-12-13 Cypress Semiconductor Corporation Graphical user interface with user-selectable list-box
US8042093B1 (en) 2001-11-15 2011-10-18 Cypress Semiconductor Corporation System providing automatic source code generation for personalization and parameterization of user modules
US7844437B1 (en) 2001-11-19 2010-11-30 Cypress Semiconductor Corporation System and method for performing next placements and pruning of disallowed placements for programming an integrated circuit
US7774190B1 (en) 2001-11-19 2010-08-10 Cypress Semiconductor Corporation Sleep and stall in an in-circuit emulation system
US7308608B1 (en) 2002-05-01 2007-12-11 Cypress Semiconductor Corporation Reconfigurable testing system and method
KR101059257B1 (ko) 2003-08-26 2011-08-24 파나소닉 주식회사 프로그램 실행장치
US7295049B1 (en) 2004-03-25 2007-11-13 Cypress Semiconductor Corporation Method and circuit for rapid alignment of signals
US8286125B2 (en) 2004-08-13 2012-10-09 Cypress Semiconductor Corporation Model for a hardware device-independent method of defining embedded firmware for programmable systems
US8069436B2 (en) 2004-08-13 2011-11-29 Cypress Semiconductor Corporation Providing hardware independence to automate code generation of processing device firmware
US7400183B1 (en) 2005-05-05 2008-07-15 Cypress Semiconductor Corporation Voltage controlled oscillator delay cell and method
US8085067B1 (en) 2005-12-21 2011-12-27 Cypress Semiconductor Corporation Differential-to-single ended signal converter circuit and method
US9564902B2 (en) 2007-04-17 2017-02-07 Cypress Semiconductor Corporation Dynamically configurable and re-configurable data path
US8040266B2 (en) 2007-04-17 2011-10-18 Cypress Semiconductor Corporation Programmable sigma-delta analog-to-digital converter
US9720805B1 (en) 2007-04-25 2017-08-01 Cypress Semiconductor Corporation System and method for controlling a target device
US9448964B2 (en) 2009-05-04 2016-09-20 Cypress Semiconductor Corporation Autonomous control in a programmable system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5063383A (en) * 1990-06-04 1991-11-05 National Semiconductor Corporation System and method for testing analog to digital converter embedded in microcontroller
US5251304A (en) * 1990-09-28 1993-10-05 Motorola, Inc. Integrated circuit microcontroller with on-chip memory and external bus interface and programmable mechanism for securing the contents of on-chip memory
FR2683357A1 (fr) * 1991-10-30 1993-05-07 Philips Composants Microcircuit pour carte a puce a memoire programmable protegee.
US5557743A (en) * 1994-04-05 1996-09-17 Motorola, Inc. Protection circuit for a microprocessor
JPH0855023A (ja) * 1994-07-25 1996-02-27 Motorola Inc データ処理システムおよびその方法
JPH08272625A (ja) * 1995-03-29 1996-10-18 Toshiba Corp マルチプログラム実行制御装置及び方法
US5774733A (en) * 1995-10-03 1998-06-30 Microchip Technology Incorporated Microcontroller with analog front-end for providing intelligent battery management
US5737760A (en) * 1995-10-06 1998-04-07 Motorola Inc. Microcontroller with security logic circuit which prevents reading of internal memory by external program
JP4312272B2 (ja) * 1995-10-06 2009-08-12 モトローラ・インコーポレイテッド 内部メモリへのアクセスを制限するマイクロコントローラ
ES2115507B1 (es) * 1995-11-10 2000-01-16 Bull Telesincro S A Modulo de seguridad para un terminal informatico.
US6067575A (en) * 1995-12-08 2000-05-23 Sun Microsystems, Inc. System and method for generating trusted, architecture specific, compiled versions of architecture neutral programs
US6023776A (en) * 1996-03-22 2000-02-08 Matsushita Electric Industrial Co., Ltd. Central processing unit having a register which store values to vary wait cycles
US5845129A (en) * 1996-03-22 1998-12-01 Philips Electronics North America Corporation Protection domains in a single address space
US5825878A (en) * 1996-09-20 1998-10-20 Vlsi Technology, Inc. Secure memory management unit for microprocessor
US5844986A (en) * 1996-09-30 1998-12-01 Intel Corporation Secure BIOS
ES2120912B1 (es) * 1997-01-29 1999-06-01 Bull Telesincro S A Circuito integrado de aplicacion especifica.
EP0893751A1 (en) * 1997-07-18 1999-01-27 Irdeto B.V. Integrated circuit and method for secure data processing by means of this integrated circuit
EP0961193B1 (en) * 1998-05-29 2010-09-01 Texas Instruments Incorporated Secure computing device
JP2002014872A (ja) * 2000-06-29 2002-01-18 Fujitsu Ltd 暗号制御装置

Also Published As

Publication number Publication date
ES2180391B1 (es) 2003-12-16
EP1191423A3 (en) 2004-05-26
ES2180391A1 (es) 2003-02-01
EP1191423A2 (en) 2002-03-27

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: INGENICO BARCELONA S.A. (ES)

Free format text: ALTERADO DE: TELESINCRO, S.A.

B25A Requested transfer of rights approved

Owner name: COMPAGNIE INDUSTRIELLE ET FINANCIERE D'INGENIERIE

Free format text: TRANSFERIDO DE: INGENICO BARCELONA S.A.

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE 8A. 9A., E 10A. ANUIDADE(S).

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2138 DE 27/12/2011.