CA1298355C - Registres a decalage a retroaction lineaire pour le brouillage des donnees - Google Patents

Registres a decalage a retroaction lineaire pour le brouillage des donnees

Info

Publication number
CA1298355C
CA1298355C CA000610506A CA610506A CA1298355C CA 1298355 C CA1298355 C CA 1298355C CA 000610506 A CA000610506 A CA 000610506A CA 610506 A CA610506 A CA 610506A CA 1298355 C CA1298355 C CA 1298355C
Authority
CA
Canada
Prior art keywords
linear feedback
shift register
storage cells
feedback shift
matrix
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
CA000610506A
Other languages
English (en)
Inventor
James Ernest Dilley
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to CA000610506A priority Critical patent/CA1298355C/fr
Application granted granted Critical
Publication of CA1298355C publication Critical patent/CA1298355C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/84—Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • H04L25/03872—Parallel scrambling or descrambling
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F2207/582—Parallel finite field implementation, i.e. at least partially parallel implementation of finite field arithmetic, generating several new bits or trits per step, e.g. using a GF multiplier

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
CA000610506A 1989-09-06 1989-09-06 Registres a decalage a retroaction lineaire pour le brouillage des donnees Expired - Lifetime CA1298355C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000610506A CA1298355C (fr) 1989-09-06 1989-09-06 Registres a decalage a retroaction lineaire pour le brouillage des donnees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000610506A CA1298355C (fr) 1989-09-06 1989-09-06 Registres a decalage a retroaction lineaire pour le brouillage des donnees

Publications (1)

Publication Number Publication Date
CA1298355C true CA1298355C (fr) 1992-03-31

Family

ID=4140564

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000610506A Expired - Lifetime CA1298355C (fr) 1989-09-06 1989-09-06 Registres a decalage a retroaction lineaire pour le brouillage des donnees

Country Status (1)

Country Link
CA (1) CA1298355C (fr)

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