CA1194164A - Circuit de service local pour systeme de communication par fibres optiques - Google Patents
Circuit de service local pour systeme de communication par fibres optiquesInfo
- Publication number
- CA1194164A CA1194164A CA000416433A CA416433A CA1194164A CA 1194164 A CA1194164 A CA 1194164A CA 000416433 A CA000416433 A CA 000416433A CA 416433 A CA416433 A CA 416433A CA 1194164 A CA1194164 A CA 1194164A
- Authority
- CA
- Canada
- Prior art keywords
- data
- link
- coupled
- line
- station
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/173,876 US4449247A (en) | 1980-07-30 | 1980-07-30 | Local orderwire facility for fiber optic communication system |
US173,876 | 1980-07-30 | ||
CA000376985A CA1186378A (fr) | 1980-07-30 | 1981-05-06 | Installation a circuit de service local pour systeme de communication a fibres optiques |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000376985A Division CA1186378A (fr) | 1980-07-30 | 1981-05-06 | Installation a circuit de service local pour systeme de communication a fibres optiques |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1194164A true CA1194164A (fr) | 1985-09-24 |
Family
ID=25669316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000416433A Expired CA1194164A (fr) | 1980-07-30 | 1982-11-25 | Circuit de service local pour systeme de communication par fibres optiques |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1194164A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5033112A (en) * | 1987-07-13 | 1991-07-16 | Northern Telecom Limited | Closed loop, programmable power and communication system |
-
1982
- 1982-11-25 CA CA000416433A patent/CA1194164A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5033112A (en) * | 1987-07-13 | 1991-07-16 | Northern Telecom Limited | Closed loop, programmable power and communication system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4449247A (en) | Local orderwire facility for fiber optic communication system | |
US4449246A (en) | Orderwire communication system | |
US4451916A (en) | Repeatered, multi-channel fiber optic communication network having fault isolation system | |
KR910001744B1 (ko) | 디지탈 전송 시스템용 멀티 플렉싱 장치 | |
NO302499B1 (no) | Optisk kommunikasjonsnett | |
AU552814B2 (en) | Connecting unit for a ring bus | |
Lin et al. | Passive optical subscriber loops with multiaccess | |
CA2063001C (fr) | Surveillance de lignes de transmission de signaux hns | |
US5325366A (en) | Alarm system for station in a communications system using asynchronous third-digital-stage signal | |
CA1194164A (fr) | Circuit de service local pour systeme de communication par fibres optiques | |
CA1278117C (fr) | Systeme de surveillance pour ligne de transmission numerique a groupesprimaires | |
EP0100613A1 (fr) | Réseaux de distribution de signaux | |
Tokura et al. | High-reliability 100-Mbit/s optical accessing loop network system: OPALnet-II | |
Mahoney et al. | Digital data system: User's View of the Network | |
JPS6362148B2 (fr) | ||
US3963867A (en) | Method for indicating a free-line state in a binary data communication system | |
JPS61179632A (ja) | 情報伝送システム | |
Li et al. | Optimum message transfer rate for distribution feeder protection operating over switched telephone networks | |
Bonomi et al. | WT4 millimeter waveguide system: Protection switching, auxiliary communication, and maintenance | |
KR100301856B1 (ko) | 광커플러를이용한광통신시스템 | |
Dawson et al. | CTNE undersea lightwave inter-island system | |
SU1374436A1 (ru) | Устройство телеконтрол линейных трактов цифровых систем передачи | |
SU886277A2 (ru) | Устройство дл контрол состо ни станций радиорелейной линии св зи | |
JP3057187B2 (ja) | 異種衛星システム間接続方式 | |
Beard | High capacity optical systems for trunk networks |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |