GB8330773D0 - Test equipment for optical fibre transmission line - Google Patents
Test equipment for optical fibre transmission lineInfo
- Publication number
- GB8330773D0 GB8330773D0 GB838330773A GB8330773A GB8330773D0 GB 8330773 D0 GB8330773 D0 GB 8330773D0 GB 838330773 A GB838330773 A GB 838330773A GB 8330773 A GB8330773 A GB 8330773A GB 8330773 D0 GB8330773 D0 GB 8330773D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- transmission line
- optical fibre
- test equipment
- fibre transmission
- test
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title 1
- 239000013307 optical fiber Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0307—Multiplexers; Demultiplexers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3243561 | 1982-11-25 | ||
DE3335606A DE3335606C2 (en) | 1982-11-25 | 1983-09-30 | Device for manual route testing of an optical subscriber line made of glass fiber with bidirectional wavelength division multiplex |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8330773D0 true GB8330773D0 (en) | 1983-12-29 |
GB2131248A GB2131248A (en) | 1984-06-13 |
GB2131248B GB2131248B (en) | 1986-06-11 |
Family
ID=25806063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08330773A Expired GB2131248B (en) | 1982-11-25 | 1983-11-18 | Test equipment for testing an optical fibre transmission line |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE3335606C2 (en) |
FR (1) | FR2536927B1 (en) |
GB (1) | GB2131248B (en) |
IT (1) | IT1159978B (en) |
SE (1) | SE8306495L (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5066139A (en) * | 1989-08-28 | 1991-11-19 | Raynet Corporation | Coupler verification test circuit |
US5218465A (en) * | 1991-09-03 | 1993-06-08 | Motorola, Inc. | Intelligent interconnects for broadband optical networking |
IL106495A (en) * | 1993-07-27 | 1996-10-16 | Israel State | Electro-optical communication station with built-in test means |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2716788A1 (en) * | 1977-04-15 | 1978-10-19 | Spinner Georg | Optical data system using test signal - transmits test signal between transmitter and receiver to monitor state of light guide |
JPS593051B2 (en) * | 1978-01-09 | 1984-01-21 | ケイディディ株式会社 | Fault monitoring method for optical relay transmission lines |
US4278850A (en) * | 1978-04-11 | 1981-07-14 | Kokusai Denshin Denwa Co., Ltd. | Monitoring system for optical transmission line repeaters |
DE2829076A1 (en) * | 1978-07-01 | 1980-01-10 | Tekade Felten & Guilleaume | TEST ARRANGEMENT FOR DATA TRANSMISSION ROUTES |
JPS596538B2 (en) * | 1979-02-08 | 1984-02-13 | ケイディディ株式会社 | Optical repeater monitoring method |
-
1983
- 1983-09-30 DE DE3335606A patent/DE3335606C2/en not_active Expired
- 1983-11-18 GB GB08330773A patent/GB2131248B/en not_active Expired
- 1983-11-24 IT IT68242/83A patent/IT1159978B/en active
- 1983-11-24 SE SE8306495A patent/SE8306495L/en not_active Application Discontinuation
- 1983-11-25 FR FR8318873A patent/FR2536927B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2536927B1 (en) | 1986-11-07 |
IT1159978B (en) | 1987-03-04 |
DE3335606C2 (en) | 1986-05-15 |
GB2131248B (en) | 1986-06-11 |
FR2536927A1 (en) | 1984-06-01 |
DE3335606A1 (en) | 1984-05-30 |
GB2131248A (en) | 1984-06-13 |
SE8306495L (en) | 1984-05-26 |
IT8368242A0 (en) | 1983-11-24 |
SE8306495D0 (en) | 1983-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |