JPS584503B2 - デイジタル信号伝送線路の予備接続方法 - Google Patents
デイジタル信号伝送線路の予備接続方法Info
- Publication number
- JPS584503B2 JPS584503B2 JP53147321A JP14732178A JPS584503B2 JP S584503 B2 JPS584503 B2 JP S584503B2 JP 53147321 A JP53147321 A JP 53147321A JP 14732178 A JP14732178 A JP 14732178A JP S584503 B2 JPS584503 B2 JP S584503B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- address
- working
- transmission
- service
- 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
- 238000000034 method Methods 0.000 title claims description 11
- 230000008054 signal transmission Effects 0.000 title claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 45
- 101100235066 Arabidopsis thaliana LEA2 gene Proteins 0.000 claims description 3
- 101150115791 LEA19 gene Proteins 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 3
- 101000639792 Homo sapiens U2 small nuclear ribonucleoprotein A' Proteins 0.000 claims description 2
- 102100034465 U2 small nuclear ribonucleoprotein A' Human genes 0.000 claims description 2
- 101100127773 Bombyx mori LEB3 gene Proteins 0.000 description 2
- 101100510750 Vicia faba LEB2 gene Proteins 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2753420A DE2753420C3 (de) | 1977-11-30 | 1977-11-30 | Einrichtung zur Ersatzschaltung von Betriebssystemen für digitale Signale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54100208A JPS54100208A (en) | 1979-08-07 |
| JPS584503B2 true JPS584503B2 (ja) | 1983-01-26 |
Family
ID=6025003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53147321A Expired JPS584503B2 (ja) | 1977-11-30 | 1978-11-30 | デイジタル信号伝送線路の予備接続方法 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS584503B2 (de) |
| DE (1) | DE2753420C3 (de) |
| FR (1) | FR2410918A1 (de) |
| GB (1) | GB2012526B (de) |
| IT (1) | IT1100376B (de) |
| NL (1) | NL183377C (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5484403A (en) * | 1977-12-19 | 1979-07-05 | Hitachi Ltd | Double system transmission line switching system |
| DE2939253A1 (de) * | 1979-09-27 | 1981-04-30 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum betrieb von datenuebertragungssysteme |
| DE3330683A1 (de) * | 1983-08-25 | 1985-03-14 | Siemens AG, 1000 Berlin und 8000 München | Uebertragungssystem fuer digitale signale hoher schrittgeschwindigkeit mit zusatzsignaluebertragung |
| US4680776A (en) * | 1983-11-11 | 1987-07-14 | Fujitsu Limited | Protection switching system for carrier transmission line |
| DE3526020A1 (de) * | 1985-07-20 | 1987-01-22 | Philips Patentverwaltung | Einrichtungen zur erzeugung der kennzeichnung von unbeschalteten rbertragungsstrecken eines digitalen rbertragungssystems |
| US4646286A (en) * | 1985-07-30 | 1987-02-24 | Northern Telecom Limited | Communications system with protection switching and channel identities |
| DE3642141A1 (de) * | 1986-12-10 | 1988-06-16 | Philips Patentverwaltung | Verfahren zur dezentralen netzersatzschaltung |
| GB8912090D0 (en) * | 1989-05-25 | 1989-07-12 | Bicc Plc | Data networks |
| JP3115676B2 (ja) * | 1992-02-12 | 2000-12-11 | 富士通株式会社 | 加入者系ディジタル伝送装置の信号方式自動切換え装置及び方法 |
| GB2267415B (en) * | 1992-05-19 | 1996-02-07 | Sony Broadcast & Communication | Signal switching |
| US5712603A (en) * | 1996-08-09 | 1998-01-27 | Kmw Usa, Inc. | Multipole multiposition microwave switch with a common redundancy |
| US6631018B1 (en) | 1997-08-27 | 2003-10-07 | Nortel Networks Limited | WDM optical network with passive pass-through at each node |
| GB2345422A (en) * | 1998-12-31 | 2000-07-05 | Inventec Corp | Method for data serial transfer |
-
1977
- 1977-11-30 DE DE2753420A patent/DE2753420C3/de not_active Expired
-
1978
- 1978-11-24 IT IT30132/78A patent/IT1100376B/it active
- 1978-11-28 FR FR7833551A patent/FR2410918A1/fr active Granted
- 1978-11-29 GB GB7846438A patent/GB2012526B/en not_active Expired
- 1978-11-30 JP JP53147321A patent/JPS584503B2/ja not_active Expired
- 1978-11-30 NL NLAANVRAGE7811771,A patent/NL183377C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2753420A1 (de) | 1979-06-07 |
| JPS54100208A (en) | 1979-08-07 |
| FR2410918A1 (fr) | 1979-06-29 |
| NL7811771A (nl) | 1979-06-01 |
| NL183377B (nl) | 1988-05-02 |
| DE2753420B2 (de) | 1979-10-04 |
| NL183377C (nl) | 1988-10-03 |
| DE2753420C3 (de) | 1980-06-19 |
| IT1100376B (it) | 1985-09-28 |
| FR2410918B1 (de) | 1984-01-20 |
| IT7830132A0 (it) | 1978-11-24 |
| GB2012526B (en) | 1982-03-10 |
| GB2012526A (en) | 1979-07-25 |
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