ES486149A1 - Un sistema visual de datos - Google Patents
Un sistema visual de datosInfo
- Publication number
- ES486149A1 ES486149A1 ES486149A ES486149A ES486149A1 ES 486149 A1 ES486149 A1 ES 486149A1 ES 486149 A ES486149 A ES 486149A ES 486149 A ES486149 A ES 486149A ES 486149 A1 ES486149 A1 ES 486149A1
- Authority
- ES
- Spain
- Prior art keywords
- information
- line
- viewdata
- operations
- centre
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/08—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
- H04M11/085—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter using a television receiver, e.g. viewdata system
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Communication Control (AREA)
- Exchange Systems With Centralized Control (AREA)
Abstract
Un sistema visual de datos que comprende una central controlada por computador la cual, en un diálogo con los usuarios conectados con la misma a través de una red de telecomunicación, suministra información a dichos usuarios, es capaz de recibir información de proveedores de información conectados a la misma y contiene dispositivos de memoria de gran capacidad para almacenar la información que ha de suministrarse, caracterizada porque la central controlada por computador tiene, a un nivel centralizado, varias unidades funcionales independientes (ZIE, ZTE, ZUE), que controlan las secuencias de operaciones iniciadas en la central y, por lo menos, un nivel periférico, un número de unidades de control de comunicaciones (AE-FE/D, AE-DPV) que controlan las secuencias de operaciones iniciadas a través de la red de telecomunicación, pudiendo dichos número fijarse según el número de usuarios.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2850252A DE2850252C2 (de) | 1978-11-20 | 1978-11-20 | Bildschirmtext-System |
Publications (1)
Publication Number | Publication Date |
---|---|
ES486149A1 true ES486149A1 (es) | 1980-06-16 |
Family
ID=6055127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES486149A Expired ES486149A1 (es) | 1978-11-20 | 1979-11-20 | Un sistema visual de datos |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS55105483A (es) |
AT (1) | AT380137B (es) |
AU (1) | AU5275079A (es) |
BE (1) | BE880143A (es) |
DE (1) | DE2850252C2 (es) |
DK (1) | DK490779A (es) |
ES (1) | ES486149A1 (es) |
FI (1) | FI793568A (es) |
FR (1) | FR2441887A1 (es) |
GB (1) | GB2035012B (es) |
IT (1) | IT7927412A0 (es) |
NL (1) | NL7908281A (es) |
NO (1) | NO793662L (es) |
PT (1) | PT70470A (es) |
SE (1) | SE7909412L (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1180407A (en) * | 1980-01-15 | 1985-01-02 | Brian D. Cantwell | Data transmission systems |
JPS56109057A (en) * | 1980-02-04 | 1981-08-29 | Hitachi Ltd | Data communication system |
DE3030016C2 (de) * | 1980-08-08 | 1982-08-12 | Dornier System Gmbh, 7990 Friedrichshafen | Rechnergesteuerte Bildschirmtext-Zentrale |
DE3136287A1 (de) * | 1981-09-12 | 1983-04-14 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Mehrrechnersystem, insbesondere fuer eine bildschirmtext-zentrale |
DE3207022C2 (de) * | 1982-02-26 | 1986-09-04 | Siemens AG, 1000 Berlin und 8000 München | Informationsabruf-System für Text-, Graphik-, Ton-, Standbild- und Film-Information |
DE3347047C2 (de) * | 1983-12-24 | 1986-06-05 | Loewe Opta Gmbh, 8640 Kronach | Telefoneinrichtung mit einem Teilnehmergerät mit einem Decoder zum Abfragen und Darstellen von Informationen auf einem Bildschirm, zum Eingeben von Antworten und zum Erzeugen von Nachrichten digitalcodierter Art |
FR2616564B1 (fr) * | 1987-06-10 | 1989-09-29 | Bobtel Sarl | Systeme telex a partir d'un terminal videotex |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2259507B1 (es) * | 1974-01-24 | 1980-01-18 | Cit Alcatel | |
IT1021048B (it) * | 1974-06-17 | 1978-01-30 | Siemens Spa Italiana | Impianto per la visualizzazione di dati su un televisore di tipo commerciale |
-
1978
- 1978-11-20 DE DE2850252A patent/DE2850252C2/de not_active Expired
-
1979
- 1979-11-08 GB GB7938794A patent/GB2035012B/en not_active Expired
- 1979-11-13 NL NL7908281A patent/NL7908281A/nl not_active Application Discontinuation
- 1979-11-13 AU AU52750/79A patent/AU5275079A/en not_active Abandoned
- 1979-11-13 NO NO793662A patent/NO793662L/no unknown
- 1979-11-14 FI FI793568A patent/FI793568A/fi not_active Application Discontinuation
- 1979-11-15 SE SE7909412A patent/SE7909412L/ not_active Application Discontinuation
- 1979-11-15 AT AT0728679A patent/AT380137B/de not_active IP Right Cessation
- 1979-11-19 PT PT70470A patent/PT70470A/pt unknown
- 1979-11-19 DK DK490779A patent/DK490779A/da not_active Application Discontinuation
- 1979-11-20 IT IT7927412A patent/IT7927412A0/it unknown
- 1979-11-20 FR FR7928545A patent/FR2441887A1/fr not_active Withdrawn
- 1979-11-20 JP JP15053379A patent/JPS55105483A/ja active Pending
- 1979-11-20 ES ES486149A patent/ES486149A1/es not_active Expired
- 1979-11-20 BE BE2/58217A patent/BE880143A/nl unknown
Also Published As
Publication number | Publication date |
---|---|
ATA728679A (de) | 1985-08-15 |
SE7909412L (sv) | 1980-05-21 |
JPS55105483A (en) | 1980-08-13 |
PT70470A (en) | 1979-12-01 |
BE880143A (nl) | 1980-05-20 |
NO793662L (no) | 1980-05-21 |
DK490779A (da) | 1980-05-21 |
GB2035012A (en) | 1980-06-11 |
FR2441887A1 (fr) | 1980-06-13 |
FI793568A (fi) | 1980-05-21 |
DE2850252B1 (de) | 1980-01-17 |
NL7908281A (nl) | 1980-05-22 |
DE2850252C2 (de) | 1980-09-11 |
GB2035012B (en) | 1982-11-24 |
IT7927412A0 (it) | 1979-11-20 |
AT380137B (de) | 1986-04-10 |
AU5275079A (en) | 1980-05-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1005480A (en) | Apparatus for connecting electronic data processing systems with communication switching equipment | |
US3331055A (en) | Data communication system with matrix selection of line terminals | |
EP0317466A3 (en) | Reverse flow control mechanism and method | |
KR880001021B1 (en) | Modular telecommunication system | |
ES8800549A1 (es) | Central de telecomunicaciones | |
ES8201379A1 (es) | Instalacion para la transmision rapida de mensajes entre calculadoras | |
ES486149A1 (es) | Un sistema visual de datos | |
Ossanna et al. | Communications and input/output switching in a multiplex computing system | |
US3317675A (en) | Automatic telecommunication systems | |
GB1391084A (en) | Telecommunications systems | |
EP0317468A3 (en) | Bus flow control system | |
ATE120023T1 (de) | Datenübertragungsverfahren und -system. | |
AU7618187A (en) | Apparatus for serial data transmission | |
ES8301086A1 (es) | Un metodo de transferir la misma informacion a una pluralidad de receptores . | |
CA2001528C (en) | Circuit arrangement for centrally controlled telecommunication exchanges | |
US3906151A (en) | Method and apparatus of signal conversion in program-controlled automatic data exchanges | |
GR3019640T3 (en) | Circuit arrangement for a central controlled telecommunication exchange, especially a PCM telephone exchange, with a central coordination processor and decentralized terminal groups with group processors | |
JPS55143858A (en) | Information guide system | |
JPS54124902A (en) | Data transmission-reception system | |
JPS603252B2 (ja) | 伝送制御手順制御方式 | |
EP0095675A3 (en) | Circuit for a telephone exchange with line junctors which are individually allocated to connections | |
ES8500692A1 (es) | Un sistema de comunicacion integrado | |
JPS5464436A (en) | Communication control system | |
JPS56137754A (en) | Control system of information transferring | |
JPS54138313A (en) | Electronic exchanger |