DE3889931T2 - Leitungskupplungsschaltung für eine Ringübertragungsstation. - Google Patents

Leitungskupplungsschaltung für eine Ringübertragungsstation.

Info

Publication number
DE3889931T2
DE3889931T2 DE3889931T DE3889931T DE3889931T2 DE 3889931 T2 DE3889931 T2 DE 3889931T2 DE 3889931 T DE3889931 T DE 3889931T DE 3889931 T DE3889931 T DE 3889931T DE 3889931 T2 DE3889931 T2 DE 3889931T2
Authority
DE
Germany
Prior art keywords
coupling circuit
transmission station
line coupling
ring transmission
ring
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 - Fee Related
Application number
DE3889931T
Other languages
English (en)
Other versions
DE3889931D1 (de
Inventor
Shohei Unno
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.)
Toshiba TEC Corp
Original Assignee
Tokyo Electric Co Ltd
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 Tokyo Electric Co Ltd filed Critical Tokyo Electric Co Ltd
Publication of DE3889931D1 publication Critical patent/DE3889931D1/de
Application granted granted Critical
Publication of DE3889931T2 publication Critical patent/DE3889931T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00Arrangements for monitoring or testing data switching networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42Loop networks
    • H04L12/437Ring fault isolation or reconfiguration
DE3889931T 1987-01-12 1988-01-12 Leitungskupplungsschaltung für eine Ringübertragungsstation. Expired - Fee Related DE3889931T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP332887A JPH0771104B2 (ja) 1987-01-12 1987-01-12 Pos端末機のインライン異常検出回路

Publications (2)

Publication Number Publication Date
DE3889931D1 DE3889931D1 (de) 1994-07-14
DE3889931T2 true DE3889931T2 (de) 1994-12-15

Family

ID=11554285

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3889931T Expired - Fee Related DE3889931T2 (de) 1987-01-12 1988-01-12 Leitungskupplungsschaltung für eine Ringübertragungsstation.

Country Status (4)

Country Link
US (1) US4907227A (de)
EP (1) EP0275086B1 (de)
JP (1) JPH0771104B2 (de)
DE (1) DE3889931T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5170338A (en) * 1988-02-29 1992-12-08 Kabushiki Kaisha Komatsu Seisakusho Apparatus for carrying out serial control and method of controlling said apparatus
JPH01279652A (en) * 1988-05-06 1989-11-09 Komatsu Ltd Series control device
JPH03288297A (en) * 1990-04-03 1991-12-18 Omron Corp Transaction processor
US5124990A (en) * 1990-05-08 1992-06-23 Caterpillar Inc. Diagnostic hardware for serial datalink
US5263164A (en) 1991-01-09 1993-11-16 Verifone, Inc. Method and structure for determining transaction system hardware and software configurations
US5309448A (en) * 1992-01-03 1994-05-03 International Business Machines Corporation Methods and systems for alarm correlation and fault localization in communication networks
US5363493A (en) * 1992-03-30 1994-11-08 Hewlett-Packard Company Token ring network test device using finite state machine
US5309428A (en) * 1993-01-11 1994-05-03 John Fluke Mfg. Co., Inc. Token ring local area network testing apparatus for phase jitter testing
US20030195847A1 (en) 1996-06-05 2003-10-16 David Felger Method of billing a purchase made over a computer network
US8229844B2 (en) 1996-06-05 2012-07-24 Fraud Control Systems.Com Corporation Method of billing a purchase made over a computer network
US7555458B1 (en) 1996-06-05 2009-06-30 Fraud Control System.Com Corporation Method of billing a purchase made over a computer network
US6785845B2 (en) * 2001-04-10 2004-08-31 Hewlett-Packard Development Company, L.P. POS terminal test system and method
US7505458B2 (en) * 2001-11-27 2009-03-17 Tellabs San Jose, Inc. Apparatus and method for a fault-tolerant scalable switch fabric with quality-of-service (QOS) support
JP4885919B2 (ja) * 2008-08-05 2012-02-29 有限会社村製作所 治具
US20140019242A1 (en) * 2012-07-11 2014-01-16 Odysii Technologies Ltd Interception of communications and generation of supplemental data in closed systems

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449717A (en) * 1964-06-15 1969-06-10 Gen Signal Corp Code communication system
JPS5149386A (ja) * 1974-10-28 1976-04-28 Hitachi Ltd Shuchukanshiseigyohoho
US4186380A (en) * 1977-10-21 1980-01-29 Minnesota Mining And Manufacturing Company Multi-terminal computer system with dual communication channels
JPS56112162A (en) * 1980-02-08 1981-09-04 Hitachi Ltd Signal transmitting device
GB2094110A (en) * 1981-01-30 1982-09-08 Eltra Corp A method and apparatus for locating a discontinuity in a data transmission
JPS59115644A (en) * 1982-12-22 1984-07-04 Hitachi Ltd Loop transmission system
JPS59139426A (en) * 1983-01-28 1984-08-10 Hitachi Ltd Bus interface
US4538264A (en) * 1983-02-14 1985-08-27 Prime Computer, Inc. Self-repairing ring communications network
US4605921A (en) * 1983-06-20 1986-08-12 Riddle Herbert S Digital word-framing technique and system
US4519070A (en) * 1984-01-19 1985-05-21 Burroughs Corporation Method of initializing and recovering from failures in a local area network
JPH0535321B2 (de) * 1984-06-27 1993-05-26 Babcock Hitachi Kk
JPS6034630U (de) * 1984-07-11 1985-03-09
JPH0436391B2 (de) * 1984-07-24 1992-06-16 Tokyo Electric Co Ltd
US4633468A (en) * 1984-09-14 1986-12-30 International Business Machines Corp. Detecting and recovering from fault condition in a serial loop data transmission system
JPH07104984B2 (ja) * 1985-02-28 1995-11-13 オムロン株式会社 電子式キヤツシユレジスタシステム

Also Published As

Publication number Publication date
US4907227A (en) 1990-03-06
EP0275086A2 (de) 1988-07-20
EP0275086B1 (de) 1994-06-08
JPH0771104B2 (ja) 1995-07-31
EP0275086A3 (en) 1990-08-08
DE3889931D1 (de) 1994-07-14
JPS63172537A (en) 1988-07-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee