ES2103187A1 - Sistema de comunicacion de dos hilos, para porteros automaticos. - Google Patents

Sistema de comunicacion de dos hilos, para porteros automaticos.

Info

Publication number
ES2103187A1
ES2103187A1 ES09402204A ES9402204A ES2103187A1 ES 2103187 A1 ES2103187 A1 ES 2103187A1 ES 09402204 A ES09402204 A ES 09402204A ES 9402204 A ES9402204 A ES 9402204A ES 2103187 A1 ES2103187 A1 ES 2103187A1
Authority
ES
Spain
Prior art keywords
telephone
communication system
wire communication
interphones
train
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
ES09402204A
Other languages
English (en)
Other versions
ES2103187B1 (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.)
GORROCHATEGUI GRAJIRENA D JAVI
Original Assignee
GORROCHATEGUI GRAJIRENA D JAVI
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 GORROCHATEGUI GRAJIRENA D JAVI filed Critical GORROCHATEGUI GRAJIRENA D JAVI
Priority to ES9402204A priority Critical patent/ES2103187B1/es
Priority to EP95202852A priority patent/EP0709998A3/fr
Publication of ES2103187A1 publication Critical patent/ES2103187A1/es
Application granted granted Critical
Publication of ES2103187B1 publication Critical patent/ES2103187B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
    • H04N7/186—Video door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephone Set Structure (AREA)

Abstract

SISTEMA DE COMUNICACION DE DOS HILOS, PARA PORTEROS AUTOMATICOS. CONSISTE EN ESTABLECER LA CONEXION ENTRE LA PLACA DE CABLE (1) Y LOS DISTINTOS TELEFONOS (T) A TROVES DE UNICAMENTE DOS HILOS (W1 Y W2), INCORPORANDO CADA TELEFONO (T) UN CIRCUITO INTEGRADO DE TECNOLOGIA CMOS, MEDIANTE EL CUAL SE CONSIGUE UN MUY BAJO CONSUMO PARA CADA TELEFONO (T), INCORPORANDOSE EN LA LINEA (W1) DE CA DA TELEFONO (T) UN TREN DE PULSOS DIGITALES, CUYO FORMATO QUEDA DEFINIDO POR UNA PRIMERA PARTE DE RESETEADO, A UNA SEGUNDA PARTE DE CODIFICACION Y UNA TERCERA PARTE DE LLAMADA ACUSTICA.
ES9402204A 1994-10-24 1994-10-24 Sistema de comunicacion de dos hilos, para porteros automaticos. Expired - Lifetime ES2103187B1 (es)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES9402204A ES2103187B1 (es) 1994-10-24 1994-10-24 Sistema de comunicacion de dos hilos, para porteros automaticos.
EP95202852A EP0709998A3 (fr) 1994-10-24 1995-10-21 Système de communication à deux fils pour interphones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9402204A ES2103187B1 (es) 1994-10-24 1994-10-24 Sistema de comunicacion de dos hilos, para porteros automaticos.

Publications (2)

Publication Number Publication Date
ES2103187A1 true ES2103187A1 (es) 1997-08-16
ES2103187B1 ES2103187B1 (es) 1998-04-01

Family

ID=8287790

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9402204A Expired - Lifetime ES2103187B1 (es) 1994-10-24 1994-10-24 Sistema de comunicacion de dos hilos, para porteros automaticos.

Country Status (2)

Country Link
EP (1) EP0709998A3 (es)
ES (1) ES2103187B1 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2190898A1 (es) * 2002-02-07 2003-08-16 Alcad Sa Sistema de portero electronico digital.

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19716598C1 (de) * 1997-04-21 1998-07-23 Loh Kg Ritto Werk Türsprechanlage mit einer Zweidraht-Busleitung
DE19716599C5 (de) * 1997-04-21 2004-03-18 Ritto-Werk Loh Gmbh & Co. Kg Türsprechanlage mit mehreren Bustelefonen, einer Türstation und einem Netzgerät zur Stromversorgung derselben
DE19716579C2 (de) * 1997-04-21 1999-02-25 Loh Kg Ritto Werk Türsprechanlage
DE10215793B4 (de) * 2002-04-10 2004-04-15 S. Siedle & Söhne, Telefon- und Telegrafenwerke Stiftung & Co. Hauskommunikationsanlage
DE20217877U1 (de) * 2002-11-18 2004-04-01 Gira Giersiepen Gmbh & Co. Kg Hauskommunikationssystem mit Zweidraht-Teilnehmeranschluss
FR2903552B1 (fr) * 2006-07-05 2008-08-29 Cogelec Sas Systeme d'interphonie,platine d'interphonie et decodeur d'etage pour ce systeme

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911228A (en) * 1974-04-01 1975-10-07 George G Gow Intercommunication and security system
CA1049170A (en) * 1976-11-25 1979-02-20 Melco Signalling device for key telephone systems
FR2421520A1 (fr) * 1978-03-31 1979-10-26 Phoninter Sa Procede de commutation temporelle et dispositif electronique d'interphonie permettant de le mettre en oeuvre
ES2011143A6 (es) * 1988-10-10 1989-12-16 Grajirena Javier Gorrochategui Sistema de comunicacion entre un punto y unos secundarios, tal como un portero automatico.
WO1990001236A1 (en) * 1988-07-25 1990-02-08 John James Anderson Personal signalling telephone

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806662A (en) * 1972-07-25 1974-04-23 Gte Automatic Electric Lab Inc Building entrance control system with key-pad control
FR2284235A1 (fr) * 1974-09-03 1976-04-02 Trell Anders Procede d'utilisation de reseaux telephoniques publics d'abonnes
DE3311177A1 (de) * 1983-03-26 1984-09-27 Gebrüder Merten GmbH & Co KG, 5270 Gummersbach Ruf- oder wechselsprech-anlage
FR2620286B1 (fr) * 1987-09-04 1994-07-22 Kaddour Zanouda Portier electronique pour un immeuble d'habitation a plusieurs appartements
FR2644024A1 (fr) * 1989-03-01 1990-09-07 Teletec Portier electronique a interphone et utilisation d'un tel portier
FR2653624B1 (fr) * 1989-10-20 1994-07-29 Zanouda Kaddour Procede de maintenance d'un dispositif de controle des acces a un batiment, et dispositif de controle le mettant en óoeuvre.
SE467810B (sv) * 1991-01-29 1992-09-14 Anders Edvard Trell Saett att signalera/kommunicera inom ett porttelefonsystem samt porttelefonsystem foer kommunikation enligt saettet
DE19548744C5 (de) * 1995-02-28 2004-02-05 TCS TürControlSysteme AG Signal- und Gegensprechanlage für die Haustechnik

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911228A (en) * 1974-04-01 1975-10-07 George G Gow Intercommunication and security system
CA1049170A (en) * 1976-11-25 1979-02-20 Melco Signalling device for key telephone systems
FR2421520A1 (fr) * 1978-03-31 1979-10-26 Phoninter Sa Procede de commutation temporelle et dispositif electronique d'interphonie permettant de le mettre en oeuvre
WO1990001236A1 (en) * 1988-07-25 1990-02-08 John James Anderson Personal signalling telephone
ES2011143A6 (es) * 1988-10-10 1989-12-16 Grajirena Javier Gorrochategui Sistema de comunicacion entre un punto y unos secundarios, tal como un portero automatico.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
BASE DE DATOS WPIL en QUESTEL. Semana 7910. Londres: Derwent Publications Ltd. AN 79-C0174B Class W01 & CA 1049170 A1 (MELCO) 20.02.1979 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2190898A1 (es) * 2002-02-07 2003-08-16 Alcad Sa Sistema de portero electronico digital.
ES2190898B1 (es) * 2002-02-07 2004-06-16 Alcad, S.A. Sistema de portero electronico digital.

Also Published As

Publication number Publication date
EP0709998A3 (fr) 1999-10-20
ES2103187B1 (es) 1998-04-01
EP0709998A2 (fr) 1996-05-01

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