JPS6229225A - 通信システムおよび方法 - Google Patents

通信システムおよび方法

Info

Publication number: JPS6229225A
Authority: JP; Japan
Prior art keywords: channel; traffic; location; protection; channels
Prior art date: 1985-07-30
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.): Pending

Application number

JP17788986A

Other languages

English (en)

Japanese (ja)

Inventor

デビツド・イアン・レイド

ジヨン・チヤールズ・エルソン

マルコム・チヤールズ・ベツツ

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.)

Nortel Networks Ltd

Original Assignee

Northern Telecom 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.)

1985-07-30

Filing date

1986-07-30

Publication date

1987-02-07

1986-07-30 Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd

1987-02-07 Publication of JPS6229225A publication Critical patent/JPS6229225A/ja

Status Pending legal-status Critical Current

Links

238000004891 communication Methods 0.000 title claims description 49
238000000034 method Methods 0.000 title claims description 17
230000007547 defect Effects 0.000 claims description 43
230000002950 deficient Effects 0.000 claims description 34
230000005540 biological transmission Effects 0.000 claims description 25
239000000835 fiber Substances 0.000 claims description 5
230000002401 inhibitory effect Effects 0.000 claims description 5
238000001514 detection method Methods 0.000 claims description 4
230000003287 optical effect Effects 0.000 description 12
238000010586 diagram Methods 0.000 description 10
238000003780 insertion Methods 0.000 description 7
239000013307 optical fiber Substances 0.000 description 6
230000001934 delay Effects 0.000 description 3
230000037431 insertion Effects 0.000 description 3
230000001419 dependent effect Effects 0.000 description 2
230000000694 effects Effects 0.000 description 2
230000007704 transition Effects 0.000 description 2
208000002552 acute disseminated encephalomyelitis Diseases 0.000 description 1
230000006978 adaptation Effects 0.000 description 1
238000012790 confirmation Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000011084 recovery Methods 0.000 description 1
230000011664 signaling Effects 0.000 description 1
230000001360 synchronised effect Effects 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

Landscapes

Detection And Prevention Of Errors In Transmission (AREA)
Monitoring And Testing Of Exchanges (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Time-Division Multiplex Systems (AREA)

JP17788986A 1985-07-30 1986-07-30 通信システムおよび方法 Pending JPS6229225A (ja)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
CA487814		1985-07-30
CA000487813A CA1237502A (fr)	1985-07-30	1985-07-30	Systeme de communication a commutation de protection et a identification des canaux
CA487813		1985-07-30

Publications (1)

Publication Number	Publication Date
JPS6229225A true JPS6229225A (ja)	1987-02-07

Family

ID=4131094

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP17788986A Pending JPS6229225A (ja)	1985-07-30	1986-07-30	通信システムおよび方法

Country Status (2)

Country	Link
JP (1)	JPS6229225A (fr)
CA (1)	CA1237502A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5967464A (en) *	1996-04-13	1999-10-19	Nec Corporation	Object-transporting apparatus and method for transporting object

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS55117340A (en) *	1979-03-02	1980-09-09	Fujitsu Ltd	Switch control system for transmission line
JPS60140946A (ja) *	1983-12-27	1985-07-25	Fujitsu Ltd	クロツク選択方式

1985
- 1985-07-30 CA CA000487813A patent/CA1237502A/fr not_active Expired
1986
- 1986-07-30 JP JP17788986A patent/JPS6229225A/ja active Pending

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS55117340A (en) *	1979-03-02	1980-09-09	Fujitsu Ltd	Switch control system for transmission line
JPS60140946A (ja) *	1983-12-27	1985-07-25	Fujitsu Ltd	クロツク選択方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5967464A (en) *	1996-04-13	1999-10-19	Nec Corporation	Object-transporting apparatus and method for transporting object

Also Published As

Publication number	Publication date
CA1237502A (fr)	1988-05-31

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