GB0822675D0 - Improved optical telecommunication module - Google Patents
Improved optical telecommunication moduleInfo
- Publication number
- GB0822675D0 GB0822675D0 GB0822675A GB0822675A GB0822675D0 GB 0822675 D0 GB0822675 D0 GB 0822675D0 GB 0822675 A GB0822675 A GB 0822675A GB 0822675 A GB0822675 A GB 0822675A GB 0822675 D0 GB0822675 D0 GB 0822675D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- improved optical
- telecommunication module
- optical telecommunication
- module
- improved
- 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.)
- Withdrawn
Links
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
- H04B10/27—Arrangements for networking
- H04B10/272—Star-type networks or tree-type networks
-
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0278—WDM optical network architectures
- H04J14/0282—WDM tree architectures
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computing Systems (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0822675A GB2466212A (en) | 2008-12-12 | 2008-12-12 | A wavelength tuneable laser at a local device is tuned using an optical feedback signal provided from a remote device. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0822675A GB2466212A (en) | 2008-12-12 | 2008-12-12 | A wavelength tuneable laser at a local device is tuned using an optical feedback signal provided from a remote device. |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0822675D0 true GB0822675D0 (en) | 2009-01-21 |
GB2466212A GB2466212A (en) | 2010-06-16 |
Family
ID=40325995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0822675A Withdrawn GB2466212A (en) | 2008-12-12 | 2008-12-12 | A wavelength tuneable laser at a local device is tuned using an optical feedback signal provided from a remote device. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2466212A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9356694B2 (en) | 2010-06-18 | 2016-05-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for changing a mode in an optical network |
WO2014038036A1 (en) * | 2012-09-06 | 2014-03-13 | ソフトバンクテレコム株式会社 | Wavelength monitoring system and wavelength monitoring method |
CN105515648B (en) * | 2015-12-18 | 2018-05-15 | 成都广达新网科技股份有限公司 | The parametric calibration platform and its method of work of BOSA ON BOARD ONU modules |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2711787B2 (en) * | 1992-12-16 | 1998-02-10 | 国際電信電話株式会社 | Remote optical terminal control method |
JP2001007767A (en) * | 1999-06-22 | 2001-01-12 | Mitsubishi Electric Corp | Optical communication system, optical receiver and the optical communication method |
US7411726B2 (en) * | 2004-12-23 | 2008-08-12 | Massachusetts Institute Of Technology | Multi-channel differentially encoded phase shift keyed receivers |
KR100759821B1 (en) * | 2005-12-07 | 2007-09-18 | 한국전자통신연구원 | Wavelength division multiplexing passive optical networksWDM-PONs and method of initializing wavelength in the same WDM-PONs |
US7650053B2 (en) * | 2006-01-30 | 2010-01-19 | Alcatel-Lucent Usa Inc. | Chromatic dispersion compensation using wavelength tunable transmitter |
US20080089699A1 (en) * | 2006-10-17 | 2008-04-17 | Wen Li | Methods for automatic tuning optical communication system |
-
2008
- 2008-12-12 GB GB0822675A patent/GB2466212A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2466212A (en) | 2010-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |