DE2653201C3 - - Google Patents
Info
- Publication number
- DE2653201C3 DE2653201C3 DE2653201A DE2653201A DE2653201C3 DE 2653201 C3 DE2653201 C3 DE 2653201C3 DE 2653201 A DE2653201 A DE 2653201A DE 2653201 A DE2653201 A DE 2653201A DE 2653201 C3 DE2653201 C3 DE 2653201C3
- Authority
- DE
- Germany
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/407—Monitoring; Testing of relay systems without selective localization
- H04B17/408—Monitoring; Testing of relay systems without selective localization using successive loop-backs
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2653201A DE2653201B2 (de) | 1976-11-23 | 1976-11-23 | Adressenfreies Fehlerortungsverfahren für Übertragungsstrecken digitaler Signale und Anordnung zur Durchführung dieses Verfahrens |
CH1356677A CH626762A5 (en) | 1976-11-23 | 1977-11-08 | Address-free error location method for transmission paths of digital signals, in particular PCM signals |
SE7712665A SE419151B (sv) | 1976-11-23 | 1977-11-09 | Adressfritt fellokaliseringsforfarande for overforingsstreckor for digitala signaler samt anordning for utforande av forfarandet |
FR7734253A FR2371830A1 (fr) | 1976-11-23 | 1977-11-15 | Procede de localisation, sans adresse, de defauts pour des sections de transmission de signaux numeriques |
IT29678/77A IT1088122B (it) | 1976-11-23 | 1977-11-15 | Impianto di localizzazione, senza indirizzo, dei guasti su tratte di trasmissione di segnali digitali |
JP13839677A JPS5365614A (en) | 1976-11-23 | 1977-11-17 | Method of and device for determining nonnaddress trouble point in digital signal transmission zone |
NLAANVRAGE7712866,A NL180555C (nl) | 1976-11-23 | 1977-11-22 | Digitaal transmissiestelsel. |
GB48476/77A GB1551172A (en) | 1976-11-23 | 1977-11-22 | Address-free fault location for digital transmission links |
BE182865A BE861114A (fr) | 1976-11-23 | 1977-11-23 | Procede de localisation, sans adresse, de defauts pour des sections de transmission de signaux numeriques |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2653201A DE2653201B2 (de) | 1976-11-23 | 1976-11-23 | Adressenfreies Fehlerortungsverfahren für Übertragungsstrecken digitaler Signale und Anordnung zur Durchführung dieses Verfahrens |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2653201A1 DE2653201A1 (de) | 1978-05-24 |
DE2653201B2 DE2653201B2 (de) | 1978-08-31 |
DE2653201C3 true DE2653201C3 (de) | 1979-04-26 |
Family
ID=5993784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2653201A Granted DE2653201B2 (de) | 1976-11-23 | 1976-11-23 | Adressenfreies Fehlerortungsverfahren für Übertragungsstrecken digitaler Signale und Anordnung zur Durchführung dieses Verfahrens |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5365614A (de) |
BE (1) | BE861114A (de) |
CH (1) | CH626762A5 (de) |
DE (1) | DE2653201B2 (de) |
FR (1) | FR2371830A1 (de) |
GB (1) | GB1551172A (de) |
IT (1) | IT1088122B (de) |
NL (1) | NL180555C (de) |
SE (1) | SE419151B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3015827A1 (de) * | 1980-04-24 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Uebertragungssystem fuer digitale signale mit einer einrichtung zur fehlerortung |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2904057A1 (de) * | 1979-02-02 | 1980-08-07 | Siemens Ag | Adressenfreie fehlerortung mittels schleifenschluss fuer nachrichtenuebertragungsstrecken |
DE2942410A1 (de) * | 1979-10-19 | 1981-05-07 | Siemens AG, 1000 Berlin und 8000 München | Adressenfreie fehlerortung mittels schleifenschluss in einer nachrichtenuebertragungsstrecke |
DE3003516A1 (de) * | 1980-01-31 | 1981-08-06 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur bildung eines schleifenschlusses in einem zwischenregenerator eines pcm-systems |
FR2486335B1 (fr) * | 1980-07-02 | 1988-03-11 | Telecommunications Sa | Installation de telelocalisation pas-a-pas de circuits d'amplification intermediaires d'une liaison mic |
DE3207397A1 (de) * | 1982-03-05 | 1983-09-08 | kabelmetal electro GmbH, 3000 Hannover | Verfahren zur ueberwachung der funktionsfaehigkeit einer digitalen uebertragungsstrecke |
DE3532336A1 (de) * | 1985-09-11 | 1987-03-19 | Siemens Ag | Nachrichtenuebertragungsanlage mit ueberwachung nach dem ism-ortungsverfahren |
US5422876A (en) * | 1993-09-07 | 1995-06-06 | Southwestern Bell Technology Resources, Inc. | Out-of-band loopback control scheme |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2134783C3 (de) * | 1971-07-12 | 1979-06-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zur Ermittlung von Fehlern in den mit Regeneratoren versehenen Zwischenstellen eines mit Pulscodemodulation arbeitenden Übertragungssystems |
-
1976
- 1976-11-23 DE DE2653201A patent/DE2653201B2/de active Granted
-
1977
- 1977-11-08 CH CH1356677A patent/CH626762A5/de not_active IP Right Cessation
- 1977-11-09 SE SE7712665A patent/SE419151B/sv not_active IP Right Cessation
- 1977-11-15 IT IT29678/77A patent/IT1088122B/it active
- 1977-11-15 FR FR7734253A patent/FR2371830A1/fr active Granted
- 1977-11-17 JP JP13839677A patent/JPS5365614A/ja active Granted
- 1977-11-22 NL NLAANVRAGE7712866,A patent/NL180555C/xx not_active IP Right Cessation
- 1977-11-22 GB GB48476/77A patent/GB1551172A/en not_active Expired
- 1977-11-23 BE BE182865A patent/BE861114A/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3015827A1 (de) * | 1980-04-24 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Uebertragungssystem fuer digitale signale mit einer einrichtung zur fehlerortung |
Also Published As
Publication number | Publication date |
---|---|
GB1551172A (en) | 1979-08-22 |
IT1088122B (it) | 1985-06-10 |
DE2653201A1 (de) | 1978-05-24 |
DE2653201B2 (de) | 1978-08-31 |
NL180555B (nl) | 1986-10-01 |
FR2371830B1 (de) | 1982-11-19 |
FR2371830A1 (fr) | 1978-06-16 |
JPS5365614A (en) | 1978-06-12 |
NL180555C (nl) | 1987-03-02 |
NL7712866A (nl) | 1978-05-25 |
SE7712665L (sv) | 1978-05-24 |
JPS5745106B2 (de) | 1982-09-25 |
BE861114A (fr) | 1978-03-16 |
CH626762A5 (en) | 1981-11-30 |
SE419151B (sv) | 1981-07-13 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OAM | Search report available | ||
OAP | Request for examination filed | ||
OC | Search report available | ||
OD | Request for examination | ||
C3 | Grant after two publication steps (3rd publication) | ||
8339 | Ceased/non-payment of the annual fee |