CA1074019A - Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle - Google Patents

Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle

Info

Publication number: CA1074019A
Authority: CA; Canada
Prior art keywords: loop; power; loops; switchover; controller
Prior art date: 1977-01-05
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

Application number

CA269,173A

Other languages

English (en)

Inventor

John M. Wilk

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.)

International Business Machines Corp

Original Assignee

International Business Machines Corp

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.)

1977-01-05

Filing date

1977-01-05

Publication date

1980-03-18

1977-01-05 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

1977-01-05 Priority to CA269,173A priority Critical patent/CA1074019A/fr

1980-03-18 Application granted granted Critical

1980-03-18 Publication of CA1074019A publication Critical patent/CA1074019A/fr

Status Expired legal-status Critical Current

Links

238000002955 isolation Methods 0.000 title abstract description 13
238000004891 communication Methods 0.000 claims abstract description 27
230000006854 communication Effects 0.000 claims abstract description 27
238000012360 testing method Methods 0.000 claims description 8
230000000903 blocking effect Effects 0.000 claims 4
238000000034 method Methods 0.000 claims 2
230000005540 biological transmission Effects 0.000 claims 1
230000006870 function Effects 0.000 abstract description 10
238000010586 diagram Methods 0.000 description 4
230000000644 propagated effect Effects 0.000 description 4
230000001702 transmitter Effects 0.000 description 4
238000002405 diagnostic procedure Methods 0.000 description 3
230000001902 propagating effect Effects 0.000 description 3
238000013461 design Methods 0.000 description 2
238000001514 detection method Methods 0.000 description 2
230000001105 regulatory effect Effects 0.000 description 2
230000001143 conditioned effect Effects 0.000 description 1
238000012937 correction Methods 0.000 description 1
239000000032 diagnostic agent Substances 0.000 description 1
230000008034 disappearance Effects 0.000 description 1
230000002401 inhibitory effect Effects 0.000 description 1
229920000136 polysorbate Polymers 0.000 description 1
QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 description 1
238000012163 sequencing technique Methods 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
230000001360 synchronised effect Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1
230000007704 transition Effects 0.000 description 1

Landscapes

Small-Scale Networks (AREA)

CA269,173A 1977-01-05 1977-01-05 Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle Expired CA1074019A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA269,173A CA1074019A (fr)	1977-01-05	1977-01-05	Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA269,173A CA1074019A (fr)	1977-01-05	1977-01-05	Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle

Publications (1)

Publication Number	Publication Date
CA1074019A true CA1074019A (fr)	1980-03-18

Family

ID=4107661

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA269,173A Expired CA1074019A (fr)	1977-01-05	1977-01-05	Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle

Country Status (1)

Country	Link
CA (1)	CA1074019A (fr)

1977
- 1977-01-05 CA CA269,173A patent/CA1074019A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
US4156866A (en)	1979-05-29	Multiple remote terminal digital control system
US4298860A (en)	1981-11-03	Monitor and control apparatus
US5012120A (en)	1991-04-30	Load control system and method for disconnecting sub-bus from main-bus
US4006456A (en)	1977-02-01	Loop fault location and isolation
US4127845A (en)	1978-11-28	Communications system
US5067080A (en)	1991-11-19	Digital control system
CA1130425A (fr)	1982-08-24	Systeme de telecommande digitale
US4872004A (en)	1989-10-03	Plural source arbitration system
US4241330A (en)	1980-12-23	Multiple-processor digital communication system
CA1074019A (fr)	1980-03-18	Circuit de localisation et d'isolement de defaillances dans un systeme de communication boucle
CA1045722A (fr)	1979-01-02	Systeme de communication
GB2237904A (en)	1991-05-15	Digital control system
US4985886A (en)	1991-01-15	Transmission line branching device
JP2956385B2 (ja)	1999-10-04	バスライン監視方式
JPH08123503A (ja)	1996-05-17	プラント制御装置
JP3505540B2 (ja)	2004-03-08	データ転送装置
JPS58105649A (ja)	1983-06-23	２重ル−プ状デ−タ伝送システムのデ−タ伝送方法
JP2931998B2 (ja)	1999-08-09	コントローラシステム
JPS6394394A (ja)	1988-04-25	マスタ−スレ−ブ方式の自動販売機の制御装置
SU991402A1 (ru)	1983-01-23	Устройство дл ввода-вывода информации
JPH02128542A (ja)	1990-05-16	１対ｎ通信方式
JPH02301339A (ja)	1990-12-13	バス型情報伝送装置
JPS5872226A (ja)	1983-04-30	クロツク切替え回路
JPH0683167B2 (ja)	1994-10-19	デジタルデータ伝送装置
JPH03252223A (ja)	1991-11-11	Ｐｃｍ中継伝送路の故障位置遠隔標定方式

Legal Events

Date	Code	Title	Description
1997-03-18	MKEX	Expiry