ES2038070A1 - Dispositivo de reglaje de la vision senalizador alfanumerico de puesto telefonico. - Google Patents

Dispositivo de reglaje de la vision senalizador alfanumerico de puesto telefonico.

Info

Publication number
ES2038070A1
ES2038070A1 ES919101320A ES9101320A ES2038070A1 ES 2038070 A1 ES2038070 A1 ES 2038070A1 ES 919101320 A ES919101320 A ES 919101320A ES 9101320 A ES9101320 A ES 9101320A ES 2038070 A1 ES2038070 A1 ES 2038070A1
Authority
ES
Spain
Prior art keywords
alphanumeric display
telephone instrument
adjustment device
vision adjustment
vision
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
ES919101320A
Other languages
English (en)
Other versions
ES2038070B1 (es
Inventor
Philippe Camuzard
Gerard Cardot
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.)
ALE International SAS
Original Assignee
Alcatel Business Systemes 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
Application filed by Alcatel Business Systemes SA filed Critical Alcatel Business Systemes SA
Publication of ES2038070A1 publication Critical patent/ES2038070A1/es
Application granted granted Critical
Publication of ES2038070B1 publication Critical patent/ES2038070B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Television Receiver Circuits (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Telephone Set Structure (AREA)

Abstract

DISPOSITIVO DE REGLAJE DE LA VISION PARA SEÑALIZADOR ALFANUMERICO DE PUESTO TELEFONICO, DOTADO CON UN MICROCONTROLADOR (2). UNA BORNA DE REGLAJE DE LUMINOSIDAD (9) DEL SEÑALIZADOR CORRESPONDIENTE AL MICROCONTROLADOR ES ATACADA POR UNA TENSION CONTINUA CUYO VALOR ESTA REGULADO POR INTERMEDIO DE UN PUENTE DIVISOR CON RESISTENCIAS (13, 14, 15) CONMUTADAS POR MEDIO DE INTERRUPTORES ELECTRONICOS (17, 18) QUE ACCIONA EL MICROCONTROLADOR.
ES09101320A 1990-06-01 1991-05-31 Dispositivo de reglaje de la vision señalizador alfanumerico de puesto telefonico. Expired - Lifetime ES2038070B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9006866A FR2662892B1 (fr) 1990-06-01 1990-06-01 Dispositif de reglage de vision pour afficheur alphanumerique de poste telephonique.

Publications (2)

Publication Number Publication Date
ES2038070A1 true ES2038070A1 (es) 1993-07-01
ES2038070B1 ES2038070B1 (es) 1994-11-16

Family

ID=9397209

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09101320A Expired - Lifetime ES2038070B1 (es) 1990-06-01 1991-05-31 Dispositivo de reglaje de la vision señalizador alfanumerico de puesto telefonico.

Country Status (4)

Country Link
DK (1) DK102791A (es)
ES (1) ES2038070B1 (es)
FR (1) FR2662892B1 (es)
IT (1) IT1249890B (es)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0172343A2 (en) * 1984-08-22 1986-02-26 Data General Corporation Digital contrast control circuit for display unit
EP0329399A2 (en) * 1988-02-16 1989-08-23 Nec Corporation Small-sized equipment with a liquid crystal display
EP0353143A1 (fr) * 1988-07-25 1990-01-31 France Telecom Terminal de télécommunication à commande de fonctions perfectionnée
JPH02250546A (ja) * 1989-03-24 1990-10-08 Toshiba Corp 電話機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63177643A (ja) * 1987-01-19 1988-07-21 Matsushita Electric Ind Co Ltd ボタン電話機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0172343A2 (en) * 1984-08-22 1986-02-26 Data General Corporation Digital contrast control circuit for display unit
EP0329399A2 (en) * 1988-02-16 1989-08-23 Nec Corporation Small-sized equipment with a liquid crystal display
EP0353143A1 (fr) * 1988-07-25 1990-01-31 France Telecom Terminal de télécommunication à commande de fonctions perfectionnée
JPH02250546A (ja) * 1989-03-24 1990-10-08 Toshiba Corp 電話機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN. vol.14, n‘ 576,(E-1016) (4519) 21-diciembre-1990; & JP-A-02250546 (TOSHIBA CORP.). 8-octubre-1990 *resumen* *

Also Published As

Publication number Publication date
IT1249890B (it) 1995-03-30
DK102791A (da) 1991-12-02
FR2662892B1 (fr) 1995-06-16
DK102791D0 (da) 1991-05-30
ES2038070B1 (es) 1994-11-16
ITTO910412A1 (it) 1992-12-01
FR2662892A1 (fr) 1991-12-06
ITTO910412A0 (it) 1991-05-31

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Legal Events

Date Code Title Description
FA2A Application withdrawn

Effective date: 19950425