DE69703085D1 - Koprozessor mit zwei parallel arbeitenden Multiplizierschaltungen - Google Patents

Koprozessor mit zwei parallel arbeitenden Multiplizierschaltungen

Info

Publication number
DE69703085D1
DE69703085D1 DE69703085T DE69703085T DE69703085D1 DE 69703085 D1 DE69703085 D1 DE 69703085D1 DE 69703085 T DE69703085 T DE 69703085T DE 69703085 T DE69703085 T DE 69703085T DE 69703085 D1 DE69703085 D1 DE 69703085D1
Authority
DE
Germany
Prior art keywords
coprocessor
parallel
multiplier circuits
circuits working
working
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69703085T
Other languages
English (en)
Other versions
DE69703085T2 (de
Inventor
Guy Monier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Publication of DE69703085D1 publication Critical patent/DE69703085D1/de
Application granted granted Critical
Publication of DE69703085T2 publication Critical patent/DE69703085T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/527—Multiplying only in serial-parallel fashion, i.e. one operand being entered serially and the other in parallel
    • G06F7/5272—Multiplying only in serial-parallel fashion, i.e. one operand being entered serially and the other in parallel with row wise addition of partial products
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/728—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic using Montgomery reduction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804—Details
    • G06F2207/3808—Details concerning the type of numbers or the way they are handled
    • G06F2207/3812—Devices capable of handling different types of numbers
    • G06F2207/382—Reconfigurable for different fixed word lengths

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
DE69703085T 1997-01-09 1997-12-19 Koprozessor mit zwei parallel arbeitenden Multiplizierschaltungen Expired - Lifetime DE69703085T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9700264A FR2758195B1 (fr) 1997-01-09 1997-01-09 Coprocesseur d'arithmetique modulaire comprenant deux circuits de multiplication operant en parallele

Publications (2)

Publication Number Publication Date
DE69703085D1 true DE69703085D1 (de) 2000-10-19
DE69703085T2 DE69703085T2 (de) 2001-01-18

Family

ID=9502555

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69703085T Expired - Lifetime DE69703085T2 (de) 1997-01-09 1997-12-19 Koprozessor mit zwei parallel arbeitenden Multiplizierschaltungen

Country Status (4)

Country Link
US (2) US6035317A (de)
EP (1) EP0853275B1 (de)
DE (1) DE69703085T2 (de)
FR (1) FR2758195B1 (de)

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US5864703A (en) * 1997-10-09 1999-01-26 Mips Technologies, Inc. Method for providing extended precision in SIMD vector arithmetic operations
US7197625B1 (en) * 1997-10-09 2007-03-27 Mips Technologies, Inc. Alignment and ordering of vector elements for single instruction multiple data processing
FR2773231B1 (fr) * 1997-12-31 2000-02-25 Sgs Thomson Microelectronics Procede de production ameliore d'un parametre jo associe a la mise en oeuvre d'operations modulaires selon la methode de montgomery
FR2774783B1 (fr) * 1998-02-09 2000-04-14 Sgs Thomson Microelectronics Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery
FR2775369B1 (fr) 1998-02-26 2001-08-03 Sgs Thomson Microelectronics Procede de mise en oeuvre d'une multiplication modulaire specifique relative a la methode de montgomery
FR2791155B1 (fr) * 1999-03-17 2001-05-11 St Microelectronics Sa Dispositif et procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery
FR2791156B1 (fr) * 1999-03-17 2001-05-11 St Microelectronics Sa Dispositif et procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery
US7337437B2 (en) * 1999-12-01 2008-02-26 International Business Machines Corporation Compiler optimisation of source code by determination and utilization of the equivalence of algebraic expressions in the source code
US7240204B1 (en) * 2000-03-31 2007-07-03 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Scalable and unified multiplication methods and apparatus
US8176108B2 (en) * 2000-06-20 2012-05-08 International Business Machines Corporation Method, apparatus and computer program product for network design and analysis
US7620832B2 (en) * 2000-09-20 2009-11-17 Mips Technologies, Inc. Method and apparatus for masking a microprocessor execution signature
US7181484B2 (en) * 2001-02-21 2007-02-20 Mips Technologies, Inc. Extended-precision accumulation of multiplier output
US7711763B2 (en) * 2001-02-21 2010-05-04 Mips Technologies, Inc. Microprocessor instructions for performing polynomial arithmetic operations
US7599981B2 (en) * 2001-02-21 2009-10-06 Mips Technologies, Inc. Binary polynomial multiplier
US7237097B2 (en) 2001-02-21 2007-06-26 Mips Technologies, Inc. Partial bitwise permutations
US7162621B2 (en) 2001-02-21 2007-01-09 Mips Technologies, Inc. Virtual instruction expansion based on template and parameter selector information specifying sign-extension or concentration
US7113593B2 (en) * 2001-03-06 2006-09-26 Ericsson Inc. Recursive cryptoaccelerator and recursive VHDL design of logic circuits
US7318145B1 (en) 2001-06-01 2008-01-08 Mips Technologies, Inc. Random slip generator
US20030065696A1 (en) * 2001-09-28 2003-04-03 Ruehle Michael D. Method and apparatus for performing modular exponentiation
US6922717B2 (en) 2001-09-28 2005-07-26 Intel Corporation Method and apparatus for performing modular multiplication
GB0210397D0 (en) 2002-05-07 2002-06-12 Ferring Bv Pharmaceutical formulations
JP2004145010A (ja) * 2002-10-24 2004-05-20 Renesas Technology Corp 暗号回路
US7171544B2 (en) * 2003-12-15 2007-01-30 International Business Machines Corporation Run-time parallelization of loops in computer programs by access patterns
JP4072503B2 (ja) * 2004-02-04 2008-04-09 シャープ株式会社 補助演算用コプロセッサ内蔵型ｉｃカード及びその制御方法
DE102004016412A1 (de) * 2004-03-30 2005-10-27 Cv Cryptovision Gmbh Vorrichtung und Verfahren zur effizienten und sicheren modularen Multiplikation zweier Langzahlen
KR100652376B1 (ko) * 2004-07-29 2006-12-01 삼성전자주식회사 분리 연산 가능한 구조를 가지는 모듈러 곱셈기와 이를포함하는 암호화 시스템
US7805479B2 (en) * 2006-03-28 2010-09-28 Michael Andrew Moshier Scalable, faster method and apparatus for montgomery multiplication
AU2008283929B2 (en) 2007-08-06 2013-10-10 Serenity Pharmaceuticals, Llc Methods and devices for desmopressin drug delivery
US8028015B2 (en) * 2007-08-10 2011-09-27 Inside Contactless S.A. Method and system for large number multiplication
EP2712622B1 (de) 2008-05-21 2016-07-13 Ferring B.V. Orodispersibles Desmopressin zur Erhöhung der nicht durch Nykturie gestörten Anfangsschlafperiode
US20100286045A1 (en) 2008-05-21 2010-11-11 Bjarke Mirner Klein Methods comprising desmopressin
US11963995B2 (en) 2008-05-21 2024-04-23 Ferring B.V. Methods comprising desmopressin
US10255462B2 (en) 2016-06-17 2019-04-09 Arm Limited Apparatus and method for obfuscating power consumption of a processor
WO2023003737A2 (en) * 2021-07-23 2023-01-26 Cryptography Research, Inc. Multi-lane cryptographic engine and operations thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6297060A (ja) * 1985-10-23 1987-05-06 Mitsubishi Electric Corp デイジタルシグナルプロセツサ
JPH077389B2 (ja) * 1987-05-14 1995-01-30 富士通株式会社 再帰方程式を高速で処理するベクトル処理装置
US5047973A (en) * 1989-04-26 1991-09-10 Texas Instruments Incorporated High speed numerical processor for performing a plurality of numeric functions
US5513133A (en) * 1992-11-30 1996-04-30 Fortress U&T Ltd. Compact microelectronic device for performing modular multiplication and exponentiation over large numbers

Also Published As

Publication number Publication date
EP0853275B1 (de) 2000-09-13
FR2758195B1 (fr) 1999-02-26
DE69703085T2 (de) 2001-01-18
US20020178196A1 (en) 2002-11-28
EP0853275A1 (de) 1998-07-15
FR2758195A1 (fr) 1998-07-10
US6035317A (en) 2000-03-07

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Legal Events

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