ES8402994A1 - Perfeccionamientos en un generador numerico programable. - Google Patents

Perfeccionamientos en un generador numerico programable.

Info

Publication number
ES8402994A1
ES8402994A1 ES519978A ES519978A ES8402994A1 ES 8402994 A1 ES8402994 A1 ES 8402994A1 ES 519978 A ES519978 A ES 519978A ES 519978 A ES519978 A ES 519978A ES 8402994 A1 ES8402994 A1 ES 8402994A1
Authority
ES
Spain
Prior art keywords
circuit
counter
memory
programmable digital
preloading
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
ES519978A
Other languages
English (en)
Other versions
ES519978A0 (es
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.)
Intercontrole SA
Original Assignee
Intercontrole SA
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
Priority claimed from BE0/207388A external-priority patent/BE892242A/fr
Application filed by Intercontrole SA filed Critical Intercontrole SA
Publication of ES8402994A1 publication Critical patent/ES8402994A1/es
Publication of ES519978A0 publication Critical patent/ES519978A0/es
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • G06F1/0328—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers in which the phase increment is adjustable, e.g. by using an adder-accumulator
    • G06F1/0335—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers in which the phase increment is adjustable, e.g. by using an adder-accumulator the phase increment itself being a composed function of two or more variables, e.g. frequency and phase
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Analogue/Digital Conversion (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Networks Using Active Elements (AREA)

Abstract

GENERADOR NUMERICO PROGRAMABLE.INCLUYE: UN CIRCUITO (50) GENERADOR DE IMPULSOS DE RELOJ, QUE COMPRENDE UN OSCILADOR DE FRECUENCIA FIJA, SEGUIDO DE UN DIVISOR PROGRAMABLE QUE ACCIONA UN OSCILADOR CON BUCLE DE FASE SERVORIZADA; UN CONTADOR (46), QUE VA PRECEDIDO DE UN CIRCUITO (54) DE PRECARGA CON UN CONTENIDO INICIAL PROGRAMABLE; UNA MEMORIA (40) DE ACCESO DIRECTO; UN CONVERTIDOR NUMERICO-ANALOGICO (44), SEGUIDO POR UN AMPLIFICADOR DE GANANCIA VARIABLE (57); Y UN MICROPROCESADOR (60) QUE ACCIONA LOS ORGANOS APTOS PARA SER PROGRAMADOS.
ES519978A 1982-02-23 1983-02-22 Perfeccionamientos en un generador numerico programable. Granted ES519978A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE0/207388A BE892242A (fr) 1982-02-23 1982-02-23 Generateur numerique programmable.

Publications (2)

Publication Number Publication Date
ES8402994A1 true ES8402994A1 (es) 1984-03-01
ES519978A0 ES519978A0 (es) 1984-03-01

Family

ID=3843502

Family Applications (1)

Application Number Title Priority Date Filing Date
ES519978A Granted ES519978A0 (es) 1982-02-23 1983-02-22 Perfeccionamientos en un generador numerico programable.

Country Status (4)

Country Link
EP (1) EP0087994A1 (es)
JP (1) JPS58161503A (es)
ES (1) ES519978A0 (es)
FR (1) FR2522219A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2545008B2 (ja) * 1991-11-21 1996-10-16 ソニー・テクトロニクス株式会社 可変周波数信号発生方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4171466A (en) * 1977-05-16 1979-10-16 Bell Telephone Laboratories, Incorporated Digital wave generator for composite tone
GB2010032A (en) * 1977-12-15 1979-06-20 Honeywell Inc Waveform generator
AU529276B2 (en) * 1978-11-23 1983-06-02 General Electric Company Limited, The A.c. generator

Also Published As

Publication number Publication date
EP0087994A1 (fr) 1983-09-07
JPS58161503A (ja) 1983-09-26
ES519978A0 (es) 1984-03-01
FR2522219A1 (fr) 1983-08-26

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