ES2004520A6 - Un generador de ruido que comprende oscilador controlado en tension para engendrar una senal de ruido o perturbacion - Google Patents

Un generador de ruido que comprende oscilador controlado en tension para engendrar una senal de ruido o perturbacion

Info

Publication number
ES2004520A6
ES2004520A6 ES8700364A ES8700364A ES2004520A6 ES 2004520 A6 ES2004520 A6 ES 2004520A6 ES 8700364 A ES8700364 A ES 8700364A ES 8700364 A ES8700364 A ES 8700364A ES 2004520 A6 ES2004520 A6 ES 2004520A6
Authority
ES
Spain
Prior art keywords
modulation
noise generator
providing
signal
circuit
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
Application number
ES8700364A
Other languages
English (en)
Inventor
Frank Amoroso
John S Cullings
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.)
Filing date
Publication date
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of ES2004520A6 publication Critical patent/ES2004520A6/es
Expired 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

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Amplifiers (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

UN GENERADOR DE RUIDO (10) QUE COMPRENDE UN OSCILADOR CONTROLADO EN TENSION (35) PARA ENGENDRAR UNA SEÑAL DE RUIDO O PERTURBACION, UNA CIRCUITERIA (11, 13) PARA PROPORCIONAR UNA SEÑAL NUMERICA QUE TIENE UNA SECUENCIA SEUDOALEATORIA A UNA FRECUENCIA DE RELOJ ELEGIDA, UN CIRCUITO DE CONTROL DE MODULACION (15, 17, 20, 23) PARA PROPORCIONAR UNA SEÑAL DE CONTROL DE MODULACION CORRESPONDIENTE A LA SEÑAL NUMERICA, Y CONTROLAR LA MODALIDAD DE FUNCIONAMIENTO DEL GENERADOR DE RUIDO, Y UN CIRCUITO DE MODULACION (27, 29, 31, 33) CAPAZ DE RESPONDER A LA SEÑAL DE CONTROL DE MODULACION DANDO UNA SEÑAL DE MODULACION, SIENDO DICHO OSCILADOR (35) CAPAZ DE RESPONDER A LA SEÑAL DE MODULACION DANDO UNA SALIDA QUE TIENE UN ESPECTRO DE SALIDA RELATIVAMENTE CONSTANTE Y UN ELEVADO CONTENIDO ESPECTRAL. EL GENERADOR SE UTILIZA EN ENSAYO DE SISTEMAS, COMUNICACIONES DE SEGURIDAD Y PERTURBACION O INTERFERENCIA INTENCIONADA DE SEÑALES ELECTRONICAS.
ES8700364A 1986-02-14 1987-02-13 Un generador de ruido que comprende oscilador controlado en tension para engendrar una senal de ruido o perturbacion Expired ES2004520A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/830,309 US4644299A (en) 1986-02-14 1986-02-14 Multimode noise generator using digital FM

Publications (1)

Publication Number Publication Date
ES2004520A6 true ES2004520A6 (es) 1989-01-16

Family

ID=25256725

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8700364A Expired ES2004520A6 (es) 1986-02-14 1987-02-13 Un generador de ruido que comprende oscilador controlado en tension para engendrar una senal de ruido o perturbacion

Country Status (11)

Country Link
US (1) US4644299A (es)
EP (1) EP0258432B1 (es)
JP (1) JPS63502635A (es)
AU (1) AU571388B2 (es)
CA (1) CA1256516A (es)
DE (1) DE3677514D1 (es)
DK (1) DK532687A (es)
ES (1) ES2004520A6 (es)
IL (1) IL81131A (es)
NO (1) NO167540C (es)
WO (1) WO1987005168A1 (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4697157A (en) * 1986-10-17 1987-09-29 Hughes Aircraft Company Inherently flat spectral density pseudorandom noise generator
GB8712393D0 (en) * 1987-05-27 1988-06-02 British Aerospace Communications jammer
US4855690A (en) * 1987-08-10 1989-08-08 Dallas Semiconductor Corporation Integrated circuit random number generator using sampled output of variable frequency oscillator
US4810975A (en) * 1987-08-10 1989-03-07 Dallas Semiconductor Corp. Random number generator using sampled output of variable frequency oscillator
US5436973A (en) * 1988-05-09 1995-07-25 Hughes Aircraft Company Pseudo-random signal synthesizer with smooth, flat power spectrum
CA1312656C (en) * 1989-08-24 1993-01-12 Steven Messenger Wireless communications systems
DE19618098C1 (de) * 1996-05-06 1997-06-05 Siemens Ag Schaltungsanordnung zum Erzeugen zufälliger Bitfolgen
FR2758920B1 (fr) * 1997-01-29 1999-03-05 Telediffusion Fse Source de bruit pour qualification d'amplificateur
GB2325361B (en) * 1997-05-16 2001-06-27 Motorola Inc Random number generator arrangement and method of generation thereof
RU2169427C1 (ru) * 2000-09-22 2001-06-20 Закрытое акционерное общество "Анна" Генератор шума
RU2179364C1 (ru) * 2000-12-28 2002-02-10 Курский государственный технический университет Генератор псевдослучайного акустического шума
US7123874B1 (en) 2001-12-10 2006-10-17 Joseph P Brennan Cellular phone blocker
RU2208289C1 (ru) * 2001-12-27 2003-07-10 Военная академия Ракетных войск стратегического назначения им. Петра Великого Широкополосный цифровой генератор шума
DE10318475A1 (de) * 2003-04-23 2004-11-25 Rheinmetall W & M Gmbh Verfahren zur störungsfreien Kommunikation beim Betrieb eines Störers
JP4834086B2 (ja) * 2005-06-15 2011-12-07 フリースケール セミコンダクター インコーポレイテッド 通信システムにおけるメッセージ・タイミング制御のためのスペクトラム拡散クロックおよびスペクトラム拡散方法
US10142743B2 (en) * 2016-01-01 2018-11-27 Dean Robert Gary Anderson Parametrically formulated noise and audio systems, devices, and methods thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3670333A (en) * 1960-04-27 1972-06-13 Gen Electric Automatic sweep electronic countermeasures system
US4056788A (en) * 1976-11-01 1977-11-01 Westinghouse Electric Corporation Digital-to-analog noise generator
US4396894A (en) * 1977-10-25 1983-08-02 Westinghouse Electric Corp. Digital noise generating apparatus
US4342119A (en) * 1980-08-27 1982-07-27 The United States Of America As Represented By The Secretary Of The Air Force Multi-tone jammer
US4507796A (en) * 1982-10-20 1985-03-26 Printronix, Inc. Electronic apparatus having low radio frequency interference from system clock signal

Also Published As

Publication number Publication date
US4644299A (en) 1987-02-17
DE3677514D1 (de) 1991-03-14
DK532687D0 (da) 1987-10-12
NO167540B (no) 1991-08-05
AU7287587A (en) 1987-09-09
CA1256516A (en) 1989-06-27
AU571388B2 (en) 1988-04-14
EP0258432B1 (en) 1991-02-06
IL81131A (en) 1990-09-17
EP0258432A1 (en) 1988-03-09
JPS63502635A (ja) 1988-09-29
IL81131A0 (en) 1987-03-31
WO1987005168A1 (en) 1987-08-27
NO874012L (no) 1987-09-24
DK532687A (da) 1987-10-12
NO874012D0 (no) 1987-09-24
NO167540C (no) 1991-11-13

Similar Documents

Publication Publication Date Title
ES2004520A6 (es) Un generador de ruido que comprende oscilador controlado en tension para engendrar una senal de ruido o perturbacion
EP0044154A3 (en) Phase-locked loop frequency synthesizer including compensated phase and frequency modulation
EP0316543A3 (en) Frequency synthesizer having digital phase detector with optimal steering and level-type lock indication
MX9804172A (es) Lazo sintetizador de frecuencia altamente estable con alimentacion de avance.
EP0398329A3 (en) Spread spectrum signal demodulation circuit
ES8506952A1 (es) Un circuito oscilador controlado, para usarse especialmente en bucles enganchados en fase
EP0206247A3 (en) Pll frequency synthesizer
ES2048681A1 (es) Sintetizador digital de frecuencias.
CA2021335A1 (en) Frequency modulator
ES539342A0 (es) Perfeccionamientos en un bucle digital enganchado en fase de frecuencia multiple.
EP0206338A3 (en) Light modulator
DE3685703D1 (de) Schaltung, die einen dc-fm-phasenregelkreis aufweist.
JPS5361A (en) Fm modulation circuit
JPS56110363A (en) Multiplexing circuit using pll
DE3570967D1 (en) Frequency and phase stabilization of colour video encoders/decoders
JPS57174939A (en) Phase locked loop circuit
SU703886A1 (ru) Генератор дискретной сетки частот
JPS56119533A (en) Pll circuit
DE3480152D1 (en) Circuit for the retrieval of the data contained in binary signals
JPS6429107A (en) Frequency modulator
JPS56101388A (en) Speed control device for motor
JPS57123513A (en) Device for reproducing clock signals from binary signals
JPS57185707A (en) Frequency conversion circuit
JPS5592042A (en) Phase lock loop circuit
JPS57143935A (en) Automatic phase controlling circuit