ES2103187B1 - Sistema de comunicacion de dos hilos, para porteros automaticos. - Google Patents
Sistema de comunicacion de dos hilos, para porteros automaticos.Info
- Publication number
- ES2103187B1 ES2103187B1 ES9402204A ES9402204A ES2103187B1 ES 2103187 B1 ES2103187 B1 ES 2103187B1 ES 9402204 A ES9402204 A ES 9402204A ES 9402204 A ES9402204 A ES 9402204A ES 2103187 B1 ES2103187 B1 ES 2103187B1
- Authority
- ES
- Spain
- Prior art keywords
- goalkeepers
- automatic
- communication system
- wire communication
- telephone
- 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
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.
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 ES2103187A1 (es) | 1997-08-16 |
ES2103187B1 true 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) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19716579C2 (de) * | 1997-04-21 | 1999-02-25 | Loh Kg Ritto Werk | Türsprechanlage |
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 |
DE19716598C1 (de) * | 1997-04-21 | 1998-07-23 | Loh Kg Ritto Werk | Türsprechanlage mit einer Zweidraht-Busleitung |
ES2190898B1 (es) * | 2002-02-07 | 2004-06-16 | Alcad, S.A. | Sistema de portero electronico digital. |
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 |
Family Cites Families (13)
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 |
US3911228A (en) * | 1974-04-01 | 1975-10-07 | George G Gow | Intercommunication and security system |
FR2284235A1 (fr) * | 1974-09-03 | 1976-04-02 | Trell Anders | Procede d'utilisation de reseaux telephoniques publics d'abonnes |
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 |
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 |
JPH03501674A (ja) * | 1988-07-25 | 1991-04-11 | アンダーソン ジョン ジェームス | 個人信号発信電話機 |
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. |
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 |
-
1994
- 1994-10-24 ES ES9402204A patent/ES2103187B1/es not_active Expired - Lifetime
-
1995
- 1995-10-21 EP EP95202852A patent/EP0709998A3/fr not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
ES2103187A1 (es) | 1997-08-16 |
EP0709998A3 (fr) | 1999-10-20 |
EP0709998A2 (fr) | 1996-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 19970816 Kind code of ref document: A1 Effective date: 19970816 |
|
GC2A | Exploitation certificate registered application with search report |
Effective date: 20000504 |