FR2707065B1 - - Google Patents
Info
- Publication number
- FR2707065B1 FR2707065B1 FR9307764A FR9307764A FR2707065B1 FR 2707065 B1 FR2707065 B1 FR 2707065B1 FR 9307764 A FR9307764 A FR 9307764A FR 9307764 A FR9307764 A FR 9307764A FR 2707065 B1 FR2707065 B1 FR 2707065B1
- Authority
- FR
- France
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0287—Protection in WDM systems
- H04J14/0289—Optical multiplex section protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0206—Express channels arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
- H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
-
- 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
- H04J14/0283—WDM ring architectures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/08—Time-division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0213—Groups of channels or wave bands arrangements
-
- 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
- H04J14/0286—WDM hierarchical architectures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/08—Time-division multiplex systems
- H04J14/083—Add and drop multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Small-Scale Networks (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9307764A FR2707065B1 (US07709020-20100504-C00041.png) | 1993-06-25 | 1993-06-25 | |
EP19940401417 EP0631405B1 (fr) | 1993-06-25 | 1994-06-23 | Boucle de transmission à multiplexage dans le temps en longueur d'onde |
DE1994631694 DE69431694T2 (de) | 1993-06-25 | 1994-06-23 | WDM Zeitmultiplex-Schleifenübertragungssystem |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9307764A FR2707065B1 (US07709020-20100504-C00041.png) | 1993-06-25 | 1993-06-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2707065A1 FR2707065A1 (US07709020-20100504-C00041.png) | 1994-12-30 |
FR2707065B1 true FR2707065B1 (US07709020-20100504-C00041.png) | 1995-07-21 |
Family
ID=9448564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9307764A Expired - Fee Related FR2707065B1 (US07709020-20100504-C00041.png) | 1993-06-25 | 1993-06-25 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0631405B1 (US07709020-20100504-C00041.png) |
DE (1) | DE69431694T2 (US07709020-20100504-C00041.png) |
FR (1) | FR2707065B1 (US07709020-20100504-C00041.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2734953B1 (fr) * | 1995-05-29 | 1997-07-04 | France Telecom | Dispositif de commutation de frequences d'emission d'une source lumineuse |
SE508889C2 (sv) * | 1996-03-25 | 1998-11-16 | Net Insight Ab | Metod och anordning för dataöverföring med parallella bitströmmar |
US6978090B1 (en) * | 2000-07-31 | 2005-12-20 | Nortel Networks Limited | Optical network architecture |
JP4418252B2 (ja) * | 2004-02-17 | 2010-02-17 | 富士通株式会社 | リング型光ネットワークにおける信号送受信方法及び同ネットワークに用いられる光伝送ノード |
US20050185959A1 (en) * | 2004-02-19 | 2005-08-25 | Fujitsu Limited | Photonic data storage network |
US7603035B2 (en) | 2004-09-03 | 2009-10-13 | Fujitsu Limited | Method and system for a data centric architecture in an optical network |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8713794D0 (en) * | 1987-06-12 | 1987-07-15 | British Telecomm | Optical multiplexing |
US5365344A (en) * | 1991-06-27 | 1994-11-15 | Nec Corporation | System for transmitting data using wavelength division multiplexing |
-
1993
- 1993-06-25 FR FR9307764A patent/FR2707065B1/fr not_active Expired - Fee Related
-
1994
- 1994-06-23 EP EP19940401417 patent/EP0631405B1/fr not_active Expired - Lifetime
- 1994-06-23 DE DE1994631694 patent/DE69431694T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0631405A1 (fr) | 1994-12-28 |
EP0631405B1 (fr) | 2002-11-13 |
DE69431694D1 (de) | 2002-12-19 |
FR2707065A1 (US07709020-20100504-C00041.png) | 1994-12-30 |
DE69431694T2 (de) | 2003-07-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070228 |