FR2821999B1 - Dispositif de synthetisation d'un signal de bruit pseudo-aleatoire - Google Patents

Dispositif de synthetisation d'un signal de bruit pseudo-aleatoire

Info

Publication number: FR2821999B1
Authority: FR; France
Prior art keywords: pseudo; synthesizing; noise signal; random noise; random
Prior art date: 1988-05-09
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 - Fee Related

Application number

FR8905965A

Other languages

English (en)

Other versions

FR2821999A1 (fr

Inventor

Franck Amoroso

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.)

Raytheon Co

Original Assignee

Hughes Aircraft Co

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.)

1988-05-09

Filing date

1989-05-05

Publication date

2003-07-04

1989-05-05 Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co

2002-09-13 Publication of FR2821999A1 publication Critical patent/FR2821999A1/fr

2003-07-04 Application granted granted Critical

2003-07-04 Publication of FR2821999B1 publication Critical patent/FR2821999B1/fr

2009-05-05 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B29/00—Generation of noise currents and voltages

FR8905965A 1988-05-09 1989-05-05 Dispositif de synthetisation d'un signal de bruit pseudo-aleatoire Expired - Fee Related FR2821999B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/191,451 US5436973A (en)	1988-05-09	1988-05-09	Pseudo-random signal synthesizer with smooth, flat power spectrum

Publications (2)

Publication Number	Publication Date
FR2821999A1 FR2821999A1 (fr)	2002-09-13
FR2821999B1 true FR2821999B1 (fr)	2003-07-04

Family

ID=22705550

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8905965A Expired - Fee Related FR2821999B1 (fr)	1988-05-09	1989-05-05	Dispositif de synthetisation d'un signal de bruit pseudo-aleatoire

Country Status (5)

Country	Link
US (1)	US5436973A (fr)
DE (1)	DE3914214C1 (fr)
FR (1)	FR2821999B1 (fr)
GB (1)	GB2384954B (fr)
IT (1)	IT8947927A0 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5608727A (en) *	1995-05-02	1997-03-04	Motorola, Inc.	Method and system for management of frequency spectrum among multiple applications on a shared medium
FR2758920B1 (fr) *	1997-01-29	1999-03-05	Telediffusion Fse	Source de bruit pour qualification d'amplificateur
US20060276143A1 (en) *	1997-10-03	2006-12-07	Anglin Richard L Jr	Digital radio system
AU2001229297A1 (en) *	2000-01-10	2001-07-24	Airnet Communications Corporation	Method and apparatus for equalization in transmit and receive levels in a broadband transceiver system
JP3502065B2 (ja) *	2001-04-24	2004-03-02	株式会社三技協	乱数発生装置
US6400161B1 (en) *	2001-05-23	2002-06-04	Donald Joseph Geisel	Material segregation and density analyzing apparatus and method
DE10212605B4 (de) *	2002-03-21	2004-09-23	Infineon Technologies Ag	Verfahren und Vorrichtung zur getakteten Ansteuerung eines Schaltelements
TWI226232B (en) *	2003-11-27	2005-01-11	Xie Neng Biotech Corp	Method for generating non-constant oscillatory configuration
US8169890B2 (en) *	2005-07-20	2012-05-01	Qualcomm Incorporated	Systems and method for high data rate ultra wideband communication
JP5136416B2 (ja) *	2006-07-25	2013-02-06	日本電気株式会社	擬似乱数生成装置、ストリーム暗号処理装置及びプログラム
US10551491B2 (en) *	2017-03-10	2020-02-04	Planet Labs Inc.	Systems and methods for performing synthetic aperture radar imaging using superchirps
US10670711B2 (en)	2017-09-29	2020-06-02	Planet Labs Inc.	Systems for synthetic aperture radar transmit and receive antennas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4396894A (en) *	1977-10-25	1983-08-02	Westinghouse Electric Corp.	Digital noise generating apparatus
DE3672182D1 (de) *	1985-03-15	1990-07-26	Emi Ltd	Signalgenerator mit gespreitztem spektrum.
US4644299A (en) *	1986-02-14	1987-02-17	Hughes Aircraft Company	Multimode noise generator using digital FM

1988
- 1988-05-09 US US07/191,451 patent/US5436973A/en not_active Expired - Lifetime
1989
- 1989-04-28 DE DE3914214A patent/DE3914214C1/de not_active Expired - Fee Related
- 1989-05-05 GB GB8910334A patent/GB2384954B/en not_active Expired - Fee Related
- 1989-05-05 FR FR8905965A patent/FR2821999B1/fr not_active Expired - Fee Related
- 1989-05-08 IT IT8947927A patent/IT8947927A0/it unknown

Also Published As

Publication number	Publication date
GB2384954A (en)	2003-08-06
GB8910334D0 (en)	2002-08-28
US5436973A (en)	1995-07-25
DE3914214C1 (de)	2000-12-28
GB2384954B (en)	2004-03-10
IT8947927A0 (it)	1989-05-08
FR2821999A1 (fr)	2002-09-13

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Legal Events

Date	Code	Title	Description
2004-03-12	CA	Change of address
2004-03-12	CD	Change of name or company name
2004-03-12	TP	Transmission of property
2007-03-23	ST	Notification of lapse	Effective date: 20070131