LU58605A1 - - Google Patents

Info

Publication number
LU58605A1
LU58605A1 LU58605DA LU58605A1 LU 58605 A1 LU58605 A1 LU 58605A1 LU 58605D A LU58605D A LU 58605DA LU 58605 A1 LU58605 A1 LU 58605A1
Authority
LU
Luxembourg
Application number
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 filed Critical
Publication of LU58605A1 publication Critical patent/LU58605A1/xx

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
    • G06F7/58—Random or pseudo-random number generators
    • G06F7/582—Pseudo-random number generators
    • G06F7/584—Pseudo-random number generators using finite field arithmetic, e.g. using a linear feedback shift register
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/13—Linear codes
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • G06F2207/58—Indexing scheme relating to groups G06F7/58 - G06F7/588
    • G06F2207/581—Generating an LFSR sequence, e.g. an m-sequence; sequence may be generated without LFSR, e.g. using Galois Field arithmetic
    • 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
    • G06F2207/58—Indexing scheme relating to groups G06F7/58 - G06F7/588
    • G06F2207/583—Serial finite field implementation, i.e. serial implementation of finite field arithmetic, generating one new bit or trit per step, e.g. using an LFSR or several independent LFSRs; also includes PRNGs with parallel operation between LFSR and outputs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Signal Processing (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Algebra (AREA)
  • Mathematical Physics (AREA)
  • Probability & Statistics with Applications (AREA)
LU58605D 1969-05-08 1969-05-08 LU58605A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU58605 1969-05-08

Publications (1)

Publication Number Publication Date
LU58605A1 true LU58605A1 (fr) 1969-08-22

Family

ID=19726028

Family Applications (1)

Application Number Title Priority Date Filing Date
LU58605D LU58605A1 (fr) 1969-05-08 1969-05-08

Country Status (2)

Country Link
FR (1) FR2044948A5 (fr)
LU (1) LU58605A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0318140A2 (fr) * 1987-10-23 1989-05-31 Control Data Corporation Générateur pseudo-aléatoire et circuit de somme de vérification pour puce VLSI

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2124320C1 (de) * 1971-05-17 1978-04-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Elektrische Schaltung zur Erzeugung einer Vielzahl verschiedener Codes
FR2519828B2 (fr) * 1982-01-11 1986-01-31 Telediffusion Fse Systeme de videotex muni des moyens de controle d'acces a l'information
JPH03278711A (ja) * 1990-03-28 1991-12-10 Ando Electric Co Ltd Ｍ系列擬似ランダムパターン発生回路
US5420925A (en) * 1994-03-03 1995-05-30 Lectron Products, Inc. Rolling code encryption process for remote keyless entry system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0318140A2 (fr) * 1987-10-23 1989-05-31 Control Data Corporation Générateur pseudo-aléatoire et circuit de somme de vérification pour puce VLSI
EP0318140A3 (fr) * 1987-10-23 1991-01-02 Control Data Corporation Générateur pseudo-aléatoire et circuit de somme de vérification pour puce VLSI

Also Published As

Publication number Publication date
FR2044948A5 (fr) 1971-02-26

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