ES2070711B1 - CALL DISCRIMINATOR FOR TELEPHONE CENTER. - Google Patents
CALL DISCRIMINATOR FOR TELEPHONE CENTER.Info
- Publication number
- ES2070711B1 ES2070711B1 ES9300311A ES9300311A ES2070711B1 ES 2070711 B1 ES2070711 B1 ES 2070711B1 ES 9300311 A ES9300311 A ES 9300311A ES 9300311 A ES9300311 A ES 9300311A ES 2070711 B1 ES2070711 B1 ES 2070711B1
- Authority
- ES
- Spain
- Prior art keywords
- telephone
- call discriminator
- telephone center
- discriminator
- call
- 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 - Lifetime
Links
Landscapes
- Optical Communication System (AREA)
- Structure Of Telephone Exchanges (AREA)
Abstract
DISCRIMINADOR DE LLAMADAS PARA CENTRAL TELEFONICA. EL DISCRIMINADOR DE LLAMADAS PARA CENTRAL TELEFONICA OBJETO DE LA INVENCION SE TRATA DE UN EQUIPO CUYO FIN ES ELIMINAR LA POSIBILIDAD DE QUE UN ABONADO REALICE UNA COMUNICACION CON CIERTO/S SERVICIO/S. SE CONSTITUYE MEDIANTE UN CUERPO (1), CON UNA BASE Y UNA TAPA DE PLASTICO SOLDADAS, QUE DISPONE EN UNO DE SUS EXTREMOS DE UNA CLAVIJA (2) PARA SU CONEXION A LOS REPARTIDORES (3) DE LAS CENTRALES TELEFONICAS, MIENTRAS EN SU INTERIOR ALOJA UNA PLACA DE CIRCUITO IMPRESO DE DOBLE CARA QUE SOPORTA TODA LA ELECTRONICA DEL EQUIPO FORMADA POR LA ASOCIACION FUNCIONAL DE UN CIRCUITO INTEGRADO (4) QUE INCLUYE UN DETECTOR OPTICO Y UN INTERRUPTOR, COLOCADO EN SERIE CON UNO DE LOS HILOS DEL PAR TELEFONICO, UN CIRCUITO DE ALIMENTACION (5) Y UN MICROCONTROLADOR (6) CON SU CORRESPONDIENTE OSCILADOR (7).CALL DISCRIMINATOR FOR TELEPHONE CENTER. THE CALL DISCRIMINATOR FOR THE TELEPHONE CENTER OBJECT OF THE INVENTION IS A TEAM WHOSE PURPOSE IS TO ELIMINATE THE POSSIBILITY OF A SUBSCRIBER TO MAKE A COMMUNICATION WITH CERTAIN SERVICE (S). IT IS CONSTITUTED THROUGH A BODY (1), WITH A WELDED BASE AND PLASTIC LID, WHICH HAS A PIN (2) FOR ONE OF ITS ENDS FOR ITS CONNECTION TO THE DISTRIBUTORS (3) OF THE TELEPHONE CENTRALS, WHILE INSIDE IT HOUSING A PRINTED DOUBLE SIDED CIRCUIT BOARD SUPPORTING ALL THE EQUIPMENT ELECTRONICS FORMED BY THE FUNCTIONAL ASSOCIATION OF AN INTEGRATED CIRCUIT (4) INCLUDING AN OPTICAL DETECTOR AND A SWITCH, PLACED IN SERIES WITH ONE OF THE WIRE PARTS POWER SUPPLY CIRCUIT (5) AND A MICROCONTROLLER (6) WITH ITS CORRESPONDING OSCILLATOR (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9300311A ES2070711B1 (en) | 1993-02-17 | 1993-02-17 | CALL DISCRIMINATOR FOR TELEPHONE CENTER. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9300311A ES2070711B1 (en) | 1993-02-17 | 1993-02-17 | CALL DISCRIMINATOR FOR TELEPHONE CENTER. |
Publications (3)
Publication Number | Publication Date |
---|---|
ES2070711A2 ES2070711A2 (en) | 1995-06-01 |
ES2070711R ES2070711R (en) | 1997-01-01 |
ES2070711B1 true ES2070711B1 (en) | 1997-07-01 |
Family
ID=8280815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9300311A Expired - Lifetime ES2070711B1 (en) | 1993-02-17 | 1993-02-17 | CALL DISCRIMINATOR FOR TELEPHONE CENTER. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2070711B1 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4188508A (en) * | 1978-08-21 | 1980-02-12 | Brindle Patrick A | Telephone call restricting apparatus |
CA1155207A (en) * | 1980-08-27 | 1983-10-11 | John A. Cribb | Telephone call denial system |
GB8516398D0 (en) * | 1985-06-28 | 1985-07-31 | Newell T J | Telephone line access control |
GB8701723D0 (en) * | 1987-01-27 | 1987-03-04 | Rainer M G | Call barring apparatus |
US4866762A (en) * | 1988-04-04 | 1989-09-12 | Pintar Robert R | Apparatus for restricting telephone calls |
-
1993
- 1993-02-17 ES ES9300311A patent/ES2070711B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2070711R (en) | 1997-01-01 |
ES2070711A2 (en) | 1995-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 19950601 Kind code of ref document: R Effective date: 19950601 |
|
FA2A | Application withdrawn |
Effective date: 19980805 |