FR2604577B1 - Circuit generateur de code a bruit pseudo-aleatoire - Google Patents

Circuit generateur de code a bruit pseudo-aleatoire

Info

Publication number
FR2604577B1
FR2604577B1 FR878713222A FR8713222A FR2604577B1 FR 2604577 B1 FR2604577 B1 FR 2604577B1 FR 878713222 A FR878713222 A FR 878713222A FR 8713222 A FR8713222 A FR 8713222A FR 2604577 B1 FR2604577 B1 FR 2604577B1
Authority
FR
France
Prior art keywords
pseudo
code generator
generator circuit
random noise
noise code
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
FR878713222A
Other languages
English (en)
Other versions
FR2604577A1 (fr
Inventor
Masaaki Harada
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.)
Faurecia Clarion Electronics Co Ltd
Original Assignee
Clarion Co 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 Clarion Co Ltd filed Critical Clarion Co Ltd
Publication of FR2604577A1 publication Critical patent/FR2604577A1/fr
Application granted granted Critical
Publication of FR2604577B1 publication Critical patent/FR2604577B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • 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
FR878713222A 1986-09-25 1987-09-24 Circuit generateur de code a bruit pseudo-aleatoire Expired - Lifetime FR2604577B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61227356A JP2577894B2 (ja) 1986-09-25 1986-09-25 擬似ランダム雑音符号発生回路

Publications (2)

Publication Number Publication Date
FR2604577A1 FR2604577A1 (fr) 1988-04-01
FR2604577B1 true FR2604577B1 (fr) 1992-01-24

Family

ID=16859516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878713222A Expired - Lifetime FR2604577B1 (fr) 1986-09-25 1987-09-24 Circuit generateur de code a bruit pseudo-aleatoire

Country Status (5)

Country Link
US (1) US4912666A (fr)
JP (1) JP2577894B2 (fr)
DE (1) DE3732432C2 (fr)
FR (1) FR2604577B1 (fr)
GB (1) GB2197163B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864525A (en) * 1986-07-11 1989-09-05 Clarion Co., Ltd. Maximum length shift register sequence generator
JP2577914B2 (ja) * 1987-06-11 1997-02-05 クラリオン株式会社 ｍ系列符号発生器
JPH0250512A (ja) * 1988-08-10 1990-02-20 Clarion Co Ltd 疑似ランダム雑音符号発生装置
US5111416A (en) * 1989-02-20 1992-05-05 Clarion Co., Ltd. Pseudo random noise code generator for selectively generating a code or its mirror image from common data
US5031129A (en) * 1989-05-12 1991-07-09 Alcatel Na Network Systems Corp. Parallel pseudo-random generator for emulating a serial pseudo-random generator and method for carrying out same
US5126959A (en) * 1989-11-20 1992-06-30 Clarion Co., Ltd. Code generation control device
US6631390B1 (en) 2000-03-06 2003-10-07 Koninklijke Philips Electronics N.V. Method and apparatus for generating random numbers using flip-flop meta-stability

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1532396A (fr) * 1967-05-12 1968-07-12 Lignes Telegraph Telephon Appareillages électroniques destinés à la génération de séquences pseudo-aléatoires de signaux à quatre niveaux
US4023026A (en) * 1975-12-15 1977-05-10 International Telephone And Telegraph Corporation Pseudo-random coder with improved near range rejection
US4531022A (en) * 1983-01-13 1985-07-23 International Standard Electric Corporation Device for generating binary digit pseudo-random sequences
JPS60176322A (ja) * 1984-02-22 1985-09-10 Omron Tateisi Electronics Co Ｍ系列符号発生器
JPS61163088A (ja) * 1985-01-14 1986-07-23 Ishikawajima Harima Heavy Ind Co Ltd 船倉内荷役装置
US4785410A (en) * 1985-06-05 1988-11-15 Clarion Co., Ltd. Maximum length shift register sequences generator
US4864525A (en) * 1986-07-11 1989-09-05 Clarion Co., Ltd. Maximum length shift register sequence generator

Also Published As

Publication number Publication date
FR2604577A1 (fr) 1988-04-01
US4912666A (en) 1990-03-27
DE3732432A1 (de) 1988-04-07
GB8722267D0 (en) 1987-10-28
GB2197163B (en) 1990-08-29
DE3732432C2 (de) 1994-09-08
GB2197163A (en) 1988-05-11
JP2577894B2 (ja) 1997-02-05
JPS6382014A (ja) 1988-04-12

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse