ES8602325A1 - Perfeccionamiento en los sistemas de comunicacion de datos por red local. - Google Patents
Perfeccionamiento en los sistemas de comunicacion de datos por red local.Info
- Publication number
- ES8602325A1 ES8602325A1 ES535644A ES535644A ES8602325A1 ES 8602325 A1 ES8602325 A1 ES 8602325A1 ES 535644 A ES535644 A ES 535644A ES 535644 A ES535644 A ES 535644A ES 8602325 A1 ES8602325 A1 ES 8602325A1
- Authority
- ES
- Spain
- Prior art keywords
- data communication
- bus line
- systems
- data
- local networks
- 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
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 238000011156 evaluation Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/407—Bus networks with decentralised control
- H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
- Communication Control (AREA)
- Numerical Control (AREA)
Abstract
PERFECCIONAMIENTOS EN LOS SISTEMAS DE COMUNICACION DE DATOS POR RED LOCAL. CONSISTENTES EN: UNA LINEA DE TRANSMISION EN SERIE A LA CUAL ESTAN ACOPLADAS, EN PUNTOS SEPARADOS, VARIAS ESTACIONES DE TRATAMIENTO DE DATOS, QUE COMPRENDEN UN EMISOR-RECEPTOR DESTINADO A SER CONECTADO A LA LINEA BUS (10), Y QUE COMPRENDE UN DISPOSITIVO DE DETECCION DE LAS COLISIONES (70) Y UN ACOPLADOR, CARACTERIZADOS PORQUE LA DISPOSICION COMPRENDE ADEMAS UNOS MEDIOS (64, 44, 46, 50, 54, 56, 58, 60) QUE PERMITEN GENERAR UNAS TRAMAS DE INFORMACION DE LONGITUD REGULABLE SOBRE LA LINEA BUS EN RESPUESTA A LA DETECCION DE LA PRESENCIA DE INFORMACIONES EN LA LINEA BUS Y EMITIR UNA TRAMA DE COLISION CUANDO SE HA CONSTATADO UN NUMERO DETERMINADO DE PRESENCIAS. TIENE APLICACION EN DISPOSITIVOS TALES COMO CALCULADORES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8312723A FR2550401B1 (fr) | 1983-08-02 | 1983-08-02 | Outil d'aide a l'exploitation de systemes de communication de donnees sur reseau local et systeme incorporant un tel outil |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8602325A1 true ES8602325A1 (es) | 1985-12-01 |
ES535644A0 ES535644A0 (es) | 1985-12-01 |
Family
ID=9291329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES535644A Granted ES535644A0 (es) | 1983-08-02 | 1984-08-02 | Perfeccionamiento en los sistemas de comunicacion de datos por red local. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0133139B1 (es) |
JP (1) | JPS60109949A (es) |
AT (1) | ATE43039T1 (es) |
CA (1) | CA1223316A (es) |
DE (1) | DE3478181D1 (es) |
ES (1) | ES535644A0 (es) |
FR (1) | FR2550401B1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3530262A1 (de) * | 1985-08-22 | 1987-02-26 | Siemens Ag | Schaltungsanordnung zur pruefung eines passiven busnetzsystems (csma/cd-zugriffsverfahren) |
FR2628915B1 (fr) * | 1988-03-18 | 1994-06-17 | Bull Sa | Testeur de reseau local a methode d'acces a test de porteuse et detection de collisions (csma/cd) |
CN102017022B (zh) | 2008-03-07 | 2016-06-01 | 通用汽车环球科技运作公司 | 形状记忆合金缆线 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0051960A1 (en) * | 1980-11-10 | 1982-05-19 | Xerox Corporation | A shared line transmitter |
-
1983
- 1983-08-02 FR FR8312723A patent/FR2550401B1/fr not_active Expired
-
1984
- 1984-07-31 CA CA000460039A patent/CA1223316A/en not_active Expired
- 1984-08-01 JP JP59163451A patent/JPS60109949A/ja active Pending
- 1984-08-02 ES ES535644A patent/ES535644A0/es active Granted
- 1984-08-02 AT AT84401620T patent/ATE43039T1/de not_active IP Right Cessation
- 1984-08-02 EP EP84401620A patent/EP0133139B1/fr not_active Expired
- 1984-08-02 DE DE8484401620T patent/DE3478181D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ATE43039T1 (de) | 1989-05-15 |
EP0133139B1 (fr) | 1989-05-10 |
ES535644A0 (es) | 1985-12-01 |
FR2550401B1 (fr) | 1986-03-14 |
EP0133139A1 (fr) | 1985-02-13 |
JPS60109949A (ja) | 1985-06-15 |
FR2550401A1 (fr) | 1985-02-08 |
CA1223316A (en) | 1987-06-23 |
DE3478181D1 (en) | 1989-06-15 |
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