SE408987B - Sett och anordning for fjerrovervakning och fjerrlokalisering av regenerativa overdrag - Google Patents
Sett och anordning for fjerrovervakning och fjerrlokalisering av regenerativa overdragInfo
- Publication number
- SE408987B SE408987B SE7507401A SE7507401A SE408987B SE 408987 B SE408987 B SE 408987B SE 7507401 A SE7507401 A SE 7507401A SE 7507401 A SE7507401 A SE 7507401A SE 408987 B SE408987 B SE 408987B
- Authority
- SE
- Sweden
- Prior art keywords
- regenerative
- transfers
- kit
- remote
- remote monitoring
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
- H04L1/245—Testing correct operation by using the properties of transmission codes
- H04L1/247—Testing correct operation by using the properties of transmission codes three-level transmission codes, e.g. ternary
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dc Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7422737A FR2276744A1 (fr) | 1974-06-28 | 1974-06-28 | Procede et dispositif de telesurveillance et telelocalisation de repeteurs-regenerateurs d'impulsions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7507401L SE7507401L (sv) | 1975-12-29 |
| SE408987B true SE408987B (sv) | 1979-07-16 |
Family
ID=9140703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7507401A SE408987B (sv) | 1974-06-28 | 1975-06-27 | Sett och anordning for fjerrovervakning och fjerrlokalisering av regenerativa overdrag |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US3987395A (nl) |
| JP (1) | JPS5821866B2 (nl) |
| BE (1) | BE829996A (nl) |
| BR (1) | BR7504068A (nl) |
| CA (1) | CA1044828A (nl) |
| DE (1) | DE2527593A1 (nl) |
| DK (1) | DK292975A (nl) |
| FR (1) | FR2276744A1 (nl) |
| GB (1) | GB1497740A (nl) |
| IE (1) | IE41390B1 (nl) |
| IT (1) | IT1044609B (nl) |
| LU (1) | LU72717A1 (nl) |
| NL (1) | NL183621C (nl) |
| PL (1) | PL94890B1 (nl) |
| SE (1) | SE408987B (nl) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2440661A2 (fr) * | 1974-06-28 | 1980-05-30 | Cit Alcatel | Procede et dispositif de telesurveillance et telelocalisation de repeteurs-regenerateurs d'impulsions |
| US4301538A (en) * | 1978-11-02 | 1981-11-17 | Compagnie Industrielle Des Telecommunications Cit-Alcatel | Remote surveillance and fault location unit for pulse regenerator repeaters |
| AU525766B2 (en) * | 1978-11-15 | 1982-12-02 | Australian Telecommunications Commission | Noise assessment of pcm regenerator |
| FR2454728A1 (fr) * | 1979-04-19 | 1980-11-14 | Telecommunications Sa | Procede et dispositif de telesurveillance de liaisons numeriques ou analogique de telecommunications |
| DE2949639C2 (de) * | 1979-12-10 | 1985-10-10 | Siemens AG, 1000 Berlin und 8000 München | Überwachung von Übertragungsstrecken für digitale Signale mit höherer Übertragungsgeschwindigkeit |
| EP0044556B1 (de) * | 1980-07-22 | 1984-11-14 | Siemens Aktiengesellschaft | Verfahren zur Überwachung von Zwischenregeneratoren |
| ATE7441T1 (de) * | 1980-07-22 | 1984-05-15 | Siemens Aktiengesellschaft | Regenerator mit coderegel-verletzungspruefer. |
| EP0044554B1 (de) * | 1980-07-22 | 1984-05-30 | Siemens Aktiengesellschaft | Überwachungseinrichtung für einen PCM-Regenerator mit Coderegel-Verletzungsprüfer |
| DE3027720A1 (de) * | 1980-07-22 | 1982-02-11 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur ueberwachung von zwischenregeneratoren |
| JPS608667B2 (ja) * | 1980-10-09 | 1985-03-05 | 株式会社明電舎 | ル−プ式デ−タハイウエイシステム |
| DE3044401C2 (de) * | 1980-11-26 | 1986-11-20 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Verfahren zur Überwachung und Fehlerortung von PCM-Übertragungssystemen |
| FR2537367B1 (fr) * | 1982-12-06 | 1986-01-24 | Cit Alcatel | Procede et dispositif de telesurveillance sans interruption de trafic des equipements d'une liaison de transmission numerique |
| DE3245845A1 (de) * | 1982-12-10 | 1984-06-14 | Siemens AG, 1000 Berlin und 8000 München | Cmi-decoder |
| DE3461046D1 (en) * | 1983-03-15 | 1986-11-27 | Bbc Brown Boveri & Cie | Method and arrangement for monitoring repeaters |
| US4653070A (en) * | 1985-09-11 | 1987-03-24 | Nec Corporation | Channel monitoring circuit for use in a repeater station over radio digital transmission |
| US4756005A (en) * | 1986-05-27 | 1988-07-05 | American Telephone And Telegraph Company At&T Bell Laboratories | Digital signal regenerator arranged for fault location |
| JPH0650876B2 (ja) * | 1987-03-27 | 1994-06-29 | 日本電気株式会社 | 中間中継装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1291781B (de) * | 1965-12-22 | 1969-04-03 | Siemens Ag | UEberwachungseinrichtung fuer ein UEbertragungssystem mit Pulsmodulation |
| US3873775A (en) * | 1973-01-25 | 1975-03-25 | Int Standard Electric Corp | Method and an arrangement to indicate deterioration of PCM transmission quality |
-
1974
- 1974-06-28 FR FR7422737A patent/FR2276744A1/fr active Granted
-
1975
- 1975-06-09 BE BE1006722A patent/BE829996A/xx not_active IP Right Cessation
- 1975-06-12 LU LU72717A patent/LU72717A1/xx unknown
- 1975-06-19 IT IT24538/75A patent/IT1044609B/it active
- 1975-06-20 DE DE19752527593 patent/DE2527593A1/de active Granted
- 1975-06-20 US US05/588,956 patent/US3987395A/en not_active Expired - Lifetime
- 1975-06-24 JP JP50077148A patent/JPS5821866B2/ja not_active Expired
- 1975-06-27 BR BR5219/75D patent/BR7504068A/pt unknown
- 1975-06-27 GB GB27394/75A patent/GB1497740A/en not_active Expired
- 1975-06-27 SE SE7507401A patent/SE408987B/xx not_active IP Right Cessation
- 1975-06-27 IE IE1429/75A patent/IE41390B1/xx unknown
- 1975-06-27 CA CA230,386A patent/CA1044828A/fr not_active Expired
- 1975-06-27 DK DK292975A patent/DK292975A/da unknown
- 1975-06-27 PL PL1975181593A patent/PL94890B1/pl unknown
- 1975-06-30 NL NLAANVRAGE7507773,A patent/NL183621C/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IE41390B1 (en) | 1979-12-19 |
| IE41390L (en) | 1975-12-28 |
| NL183621C (nl) | 1988-12-01 |
| PL94890B1 (nl) | 1977-09-30 |
| GB1497740A (en) | 1978-01-12 |
| US3987395A (en) | 1976-10-19 |
| DE2527593A1 (de) | 1976-01-15 |
| BE829996A (nl) | 1975-12-09 |
| BR7504068A (pt) | 1976-06-29 |
| IT1044609B (it) | 1980-04-21 |
| JPS5821866B2 (ja) | 1983-05-04 |
| DE2527593C2 (nl) | 1987-01-08 |
| CA1044828A (fr) | 1978-12-19 |
| NL183621B (nl) | 1988-07-01 |
| FR2276744A1 (fr) | 1976-01-23 |
| SE7507401L (sv) | 1975-12-29 |
| FR2276744B1 (nl) | 1977-01-21 |
| DK292975A (da) | 1975-12-29 |
| JPS5119431A (nl) | 1976-02-16 |
| LU72717A1 (nl) | 1976-04-13 |
| NL7507773A (nl) | 1975-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7507401-3 Effective date: 19920109 Format of ref document f/p: F |