NO20001256L - Signaltransmisjonssystem - Google Patents
SignaltransmisjonssystemInfo
- Publication number
- NO20001256L NO20001256L NO20001256A NO20001256A NO20001256L NO 20001256 L NO20001256 L NO 20001256L NO 20001256 A NO20001256 A NO 20001256A NO 20001256 A NO20001256 A NO 20001256A NO 20001256 L NO20001256 L NO 20001256L
- Authority
- NO
- Norway
- Prior art keywords
- signal
- optical
- transmission system
- brightness
- signal transmission
- Prior art date
Links
- 230000008054 signal transmission Effects 0.000 title abstract 2
- 230000003287 optical effect Effects 0.000 abstract 5
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0298—Wavelength-division multiplex systems with sub-carrier multiplexing [SCM]
-
- 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
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
- H04B10/0773—Network aspects, e.g. central monitoring of transmission parameters
-
- 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
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
- H04B10/0775—Performance monitoring and measurement of transmission parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J7/00—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J9/00—Multiplex systems in which each channel is represented by a different type of modulation of the carrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2210/00—Indexing scheme relating to optical transmission systems
- H04B2210/07—Monitoring an optical transmission system using a supervisory signal
- H04B2210/074—Monitoring an optical transmission system using a supervisory signal using a superposed, over-modulated signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9905724A GB2347808B (en) | 1999-03-12 | 1999-03-12 | Signal transmission system |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20001256D0 NO20001256D0 (no) | 2000-03-10 |
NO20001256L true NO20001256L (no) | 2000-09-13 |
Family
ID=10849520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20001256A NO20001256L (no) | 1999-03-12 | 2000-03-10 | Signaltransmisjonssystem |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1035679A3 (ja) |
JP (1) | JP2000312186A (ja) |
CN (1) | CN1267148A (ja) |
AU (1) | AU1956900A (ja) |
GB (2) | GB2355353B (ja) |
HK (1) | HK1027689A1 (ja) |
NO (1) | NO20001256L (ja) |
RU (1) | RU2000106108A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7027685B2 (en) * | 2003-08-20 | 2006-04-11 | The Boeing Company | Apparatus and method for fiber optic link with built-in test |
US7639001B2 (en) | 2006-01-17 | 2009-12-29 | The Boeing Company | Built-in test for high speed electrical networks |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62107544A (ja) * | 1985-11-01 | 1987-05-18 | Sumitomo Electric Ind Ltd | 光通信方式 |
US5499244A (en) * | 1994-05-02 | 1996-03-12 | At&T Corp. | Packet data reciever with sampled data output and background light cancellation |
US5502746A (en) * | 1994-05-16 | 1996-03-26 | Exar Corporation | Dual stage differential adaptive peak detector for data communications receivers |
JP3770635B2 (ja) * | 1995-06-20 | 2006-04-26 | 富士通株式会社 | 不要強度変調成分抑圧機能を有する光受信機 |
FI954809A (fi) * | 1995-10-09 | 1997-04-10 | Nokia Telecommunications Oy | Ylläpitosanomien välittäminen kuituvahvistimelta |
EP0835000B1 (de) * | 1996-10-05 | 1999-03-31 | Oerlikon Contraves AG | Verfahren zur Übertragung eines niederratigen Zusatzkanals in hochratigen kohärent-optischen Übertragungssystemen |
DE19713952C1 (de) * | 1997-04-04 | 1998-10-15 | Siemens Ag | Verfahren zur Übertragung von Zusatzdatensignalen und einem Nutzdatensignal über optische Verbindungen |
-
1999
- 1999-03-12 GB GB0100137A patent/GB2355353B/en not_active Expired - Fee Related
- 1999-03-12 GB GB9905724A patent/GB2347808B/en not_active Expired - Fee Related
-
2000
- 2000-02-07 EP EP00300949A patent/EP1035679A3/en not_active Withdrawn
- 2000-03-01 AU AU19569/00A patent/AU1956900A/en not_active Abandoned
- 2000-03-10 RU RU2000106108/09A patent/RU2000106108A/ru not_active Application Discontinuation
- 2000-03-10 CN CN00104117A patent/CN1267148A/zh active Pending
- 2000-03-10 NO NO20001256A patent/NO20001256L/no unknown
- 2000-03-13 JP JP2000068203A patent/JP2000312186A/ja active Pending
- 2000-10-20 HK HK00106677A patent/HK1027689A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2000106108A (ru) | 2002-05-20 |
HK1027689A1 (en) | 2001-01-19 |
GB2355353B (en) | 2001-10-31 |
CN1267148A (zh) | 2000-09-20 |
EP1035679A2 (en) | 2000-09-13 |
AU1956900A (en) | 2000-09-14 |
EP1035679A3 (en) | 2005-03-09 |
GB2355353A (en) | 2001-04-18 |
GB2347808B (en) | 2001-10-31 |
GB9905724D0 (en) | 1999-05-05 |
JP2000312186A (ja) | 2000-11-07 |
NO20001256D0 (no) | 2000-03-10 |
GB2347808A (en) | 2000-09-13 |
GB0100137D0 (en) | 2001-02-14 |
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