ES2040622R - - Google Patents

Info

Publication number
ES2040622R
ES2040622R ES9102149A ES9102149A ES2040622R ES 2040622 R ES2040622 R ES 2040622R ES 9102149 A ES9102149 A ES 9102149A ES 9102149 A ES9102149 A ES 9102149A ES 2040622 R ES2040622 R ES 2040622R
Authority
ES
Spain
Prior art keywords
temperature
signal
systems
time pattern
changes
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.)
Granted
Application number
ES9102149A
Other languages
English (en)
Other versions
ES2040622B1 (es
ES2040622A2 (es
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 filed Critical
Priority to ES9102149A priority Critical patent/ES2040622B1/es
Publication of ES2040622A2 publication Critical patent/ES2040622A2/es
Publication of ES2040622R publication Critical patent/ES2040622R/es
Application granted granted Critical
Publication of ES2040622B1 publication Critical patent/ES2040622B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)
  • Electric Clocks (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

OSCILADOR AUTOCOMPENSADO EN TEMPERATURA. DEL TIPO QUE GENERA UNA SEÑAL DE FRECUENCIA FIJA, UTILIZABLE COMO PATRON DE TIEMPO, CORRIGIENDO LAS INESTABILIDADES POR CAMBIOS DE TEMPERATURA MEDIANTE COMPENSACION DE FRECUENCIA. LA IDEA BASICA CONSISTE EN UTILIZAR UN UNICO CRISTAL DE CUARZO (1) QUE ADEMAS DE SER EL PATRON DE TIEMPO, ES EL SENSOR TERMICO DEL CIRCUITO, MEJORANDO LA ESTABILIDAD Y OPTIMIZANDO EL CONSUMO DE POTENCIA DE OTROS SISTEMAS, ELIMINANDOSE LOS RETRASOS QUE SE PRODUCEN EN EQUIPOS CON SENSORES EXTERNOS. CUENTA CON UN OSCILADOR DUAL QUE EXTRAE DOS SEÑALES DE DISTINTAS FRECUENCIAS (F1 Y F3) DEL CRISTAL (1), COMBINANDOSE EN UN BLOQUE RESTADOR (7) QUE PROPORCIONA UNA SEÑAL DE FRECUENCIA TERMOMETRICA (FD) CUYA VARIACION CON LA TEMPERATURA ES MUY PRONUNCIADA Y PRACTICAMENTE LINEAL. COMPARANDO DICHA SEÑAL CON ALGUNA DE LAS ANTERIORES SE OBTIENE UN DATO DE TEMPERATURA QUE DETERMINA UN DATO DE COMPENSACION, APORTANDO LA INFORMACION DE LOS CICLOS A COMPENSAR PARA OBTENER UNA SEÑAL DE SALIDACON UNA FRECUENCIA MUY ESTABLE FRENTE A CAMBIOS DE TEMPERATURA.
ES9102149A 1991-09-30 1991-09-30 Oscilador autocompensado en temperatura. Expired - Lifetime ES2040622B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9102149A ES2040622B1 (es) 1991-09-30 1991-09-30 Oscilador autocompensado en temperatura.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9102149A ES2040622B1 (es) 1991-09-30 1991-09-30 Oscilador autocompensado en temperatura.

Publications (3)

Publication Number Publication Date
ES2040622A2 ES2040622A2 (es) 1993-10-16
ES2040622R true ES2040622R (es) 1995-05-16
ES2040622B1 ES2040622B1 (es) 1995-12-16

Family

ID=8273669

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9102149A Expired - Lifetime ES2040622B1 (es) 1991-09-30 1991-09-30 Oscilador autocompensado en temperatura.

Country Status (1)

Country Link
ES (1) ES2040622B1 (es)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4453834A (en) * 1981-07-03 1984-06-12 Citizen Watch Company Limited Electronic timepiece with temperature compensation
US4513259A (en) * 1982-12-23 1985-04-23 Rockwell International Corporation Closed loop temperature compensated frequency reference
JPS6166410A (ja) * 1984-09-10 1986-04-05 Nec Corp 温度補償発振装置
US4910473A (en) * 1987-07-02 1990-03-20 Seiko Electronic Components Ltd. Digitally temperature-compensated oscillator
US4922212A (en) * 1989-06-05 1990-05-01 Novatel Communications, Ltd. Oscillator temperature compensating circuit using stored and calculated values

Also Published As

Publication number Publication date
ES2040622B1 (es) 1995-12-16
ES2040622A2 (es) 1993-10-16

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