DK0396120T3 - Fremgangsmåde og apparat til beskyttelse af et datatransmissonsnetværk - Google Patents

Fremgangsmåde og apparat til beskyttelse af et datatransmissonsnetværk

Info

Publication number
DK0396120T3
DK0396120T3 DK90108329.5T DK90108329T DK0396120T3 DK 0396120 T3 DK0396120 T3 DK 0396120T3 DK 90108329 T DK90108329 T DK 90108329T DK 0396120 T3 DK0396120 T3 DK 0396120T3
Authority
DK
Denmark
Prior art keywords
bus
data transmission
transmission network
voltage
signal
Prior art date
Application number
DK90108329.5T
Other languages
English (en)
Inventor
Asko Juntunen
Heikki Leppaenen
Kimmo Selin
Original Assignee
Kone Elevator Gmbh
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 Kone Elevator Gmbh filed Critical Kone Elevator Gmbh
Application granted granted Critical
Publication of DK0396120T3 publication Critical patent/DK0396120T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/60—Systems for communication between relatively movable stations, e.g. for communication with lift
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Dc Digital Transmission (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Rehabilitation Tools (AREA)
  • Protection Of Static Devices (AREA)
  • Electronic Switches (AREA)
DK90108329.5T 1989-05-02 1990-05-02 Fremgangsmåde og apparat til beskyttelse af et datatransmissonsnetværk DK0396120T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI892097A FI82797C (fi) 1989-05-02 1989-05-02 Foerfarande och anordning foer att skydda ett dataoeverfoeringsnaet.

Publications (1)

Publication Number Publication Date
DK0396120T3 true DK0396120T3 (da) 1996-02-12

Family

ID=8528339

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90108329.5T DK0396120T3 (da) 1989-05-02 1990-05-02 Fremgangsmåde og apparat til beskyttelse af et datatransmissonsnetværk

Country Status (12)

Country Link
US (1) US5153808A (da)
EP (1) EP0396120B1 (da)
JP (1) JPH0793628B2 (da)
AT (1) ATE128799T1 (da)
AU (1) AU634770B2 (da)
BR (1) BR9002020A (da)
CA (1) CA2015875A1 (da)
DE (1) DE69022769T2 (da)
DK (1) DK0396120T3 (da)
ES (1) ES2077602T3 (da)
FI (1) FI82797C (da)
GR (1) GR3018538T3 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2817051B1 (fr) * 2000-11-17 2003-02-14 St Microelectronics Sa Dispositif de pilotage automatique de la tension appliquee au conducteur de donnees d'une liaison serie
US7443308B2 (en) * 2006-03-16 2008-10-28 Adc Dls Systems, Inc. Enhanced AC immunity in ground fault detection
US8694817B2 (en) * 2011-06-15 2014-04-08 Osram Sylvania Inc. System bus with variable output power supply
JP6794856B2 (ja) * 2017-02-06 2020-12-02 株式会社リコー 接地ショート箇所検出装置、接地ショート箇所検出方法及び接地ショート箇所検出プログラム
US10996266B2 (en) * 2019-08-09 2021-05-04 Stmicroelectronics International N.V. System and method for testing voltage monitors

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2128119C3 (de) * 1971-06-03 1975-05-22 Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin Verfahren und Schaltungsanordnung zum Erkennen von Fremdspannungseinflüssen auf Fernmelde-, insbesondere Fernsprechleitungen
US3947759A (en) * 1974-09-16 1976-03-30 Continental Engineering, Inc. Leakage current monitoring system and method
US4197435A (en) * 1978-02-24 1980-04-08 Jackson Amos R Telephone line monitoring circuit and method
US4206398A (en) * 1978-04-26 1980-06-03 Esb Incorporated Method of and apparatus for detecting ground faults in isolated power supply systems
US4347602A (en) * 1978-05-31 1982-08-31 Vdo Adolf Schindling Ag Circuit arrangement for time division multiplex data transmission with a bus system
US4298969A (en) * 1979-09-26 1981-11-03 Exxon Production Research Company Method and apparatus for testing the impedances of geophone channels
IN155620B (da) * 1980-03-01 1985-02-16 Gen Electric Co Plc
US4410925A (en) * 1982-03-22 1983-10-18 The United States Of America As Represented By The Secretary Of The Navy Ground fault detector and shutdown system
DE3242000A1 (de) * 1982-11-12 1984-05-17 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur fehlerortung in verbindung mit einer einrichtung zur fernspeisung von elektrischen verbrauchern
GB2139436B (en) * 1983-03-17 1986-10-08 Janan Emmanuel Allos Mains protection device
US4551671A (en) * 1983-06-23 1985-11-05 International Business Machines Corp. Terminal disconnect and media wire fault detect mechanism
DE3402633A1 (de) * 1984-01-26 1985-08-01 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum anschalten eines teilnehmers an eine busleitung
SE441138B (sv) * 1984-02-01 1985-09-09 Asea Ab Digitalt impedansrele
JPS61296277A (ja) * 1985-06-25 1986-12-27 Toshiba Corp ホ−ムバスシステムにおけるインタフエ−ス回路の異常検出装置
JPS6232739A (ja) * 1985-08-05 1987-02-12 Nec Corp 切換制御方式
US4796147A (en) * 1986-10-15 1989-01-03 Anderson Benjamin C Method for detecting voltage losses in a low voltage distribution system
JPH0533087Y2 (da) * 1987-04-23 1993-08-24
FR2616277B1 (fr) * 1987-06-05 1990-12-07 Thomson Semiconducteurs Circuit pour poste telephonique incorporant une protection contre les surcharges de tension
JPH0817390B2 (ja) * 1987-08-18 1996-02-21 昭和電線電纜株式会社 トランシ−バケ−ブルテスト回路
US4853950A (en) 1987-10-29 1989-08-01 3Com Corporation Impedance measuring apparatus for R.F. baseband signals over two wire telephone lines
US4949211A (en) * 1989-05-05 1990-08-14 Motorola Inc. Protective, bi-level drive for FET's

Also Published As

Publication number Publication date
FI82797B (fi) 1990-12-31
DE69022769D1 (de) 1995-11-09
ES2077602T3 (es) 1995-12-01
DE69022769T2 (de) 1996-05-02
GR3018538T3 (en) 1996-03-31
AU5458790A (en) 1990-11-08
JPH0793628B2 (ja) 1995-10-09
FI82797C (fi) 1991-04-10
EP0396120A3 (en) 1992-10-21
BR9002020A (pt) 1991-08-13
ATE128799T1 (de) 1995-10-15
US5153808A (en) 1992-10-06
CA2015875A1 (en) 1990-11-02
AU634770B2 (en) 1993-03-04
FI892097A (fi) 1990-11-03
FI892097A0 (fi) 1989-05-02
EP0396120B1 (en) 1995-10-04
JPH02305143A (ja) 1990-12-18
EP0396120A2 (en) 1990-11-07

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