DE69114593D1 - Optisches Vermittlungssystem für Frequenzmultiplexsignale. - Google Patents
Optisches Vermittlungssystem für Frequenzmultiplexsignale.Info
- Publication number
- DE69114593D1 DE69114593D1 DE69114593T DE69114593T DE69114593D1 DE 69114593 D1 DE69114593 D1 DE 69114593D1 DE 69114593 T DE69114593 T DE 69114593T DE 69114593 T DE69114593 T DE 69114593T DE 69114593 D1 DE69114593 D1 DE 69114593D1
- Authority
- DE
- Germany
- Prior art keywords
- frequency division
- switching system
- division multiplex
- optical switching
- multiplex signals
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0003—Details
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9009108A FR2665039B1 (fr) | 1990-07-17 | 1990-07-17 | Systeme de commutation optique de signaux multiplexes en frequence. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69114593D1 true DE69114593D1 (de) | 1995-12-21 |
DE69114593T2 DE69114593T2 (de) | 1996-06-05 |
Family
ID=9398815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69114593T Expired - Fee Related DE69114593T2 (de) | 1990-07-17 | 1991-07-15 | Optisches Vermittlungssystem für Frequenzmultiplexsignale. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5189542A (de) |
EP (1) | EP0467764B1 (de) |
JP (1) | JPH05336074A (de) |
DE (1) | DE69114593T2 (de) |
FR (1) | FR2665039B1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0499255A3 (en) * | 1991-02-14 | 1993-11-10 | Nec Corp | Optical switching system for optical wavelength-division and time-division multiplexed signals |
US5483368A (en) * | 1992-11-18 | 1996-01-09 | Kabushiki Kaisha Toshiba | Optical communication system suitable for selective reception of multiple services |
US5600479A (en) * | 1995-12-22 | 1997-02-04 | Corning Incorporated | Method and apparatus for optical logic and switching functions |
US6025944A (en) * | 1997-03-27 | 2000-02-15 | Mendez R&D Associates | Wavelength division multiplexing/code division multiple access hybrid |
US5923797A (en) * | 1998-03-12 | 1999-07-13 | Lanhopper System, Inc. | Frequency-controlled optical switch |
US6891995B2 (en) * | 2002-03-01 | 2005-05-10 | Matsushita Electric Industrial Co., Ltd. | Wavelength division multiplex transmission system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4726011A (en) * | 1985-04-08 | 1988-02-16 | Itt Defense Communications, A Division Of Itt Corporation | Coherent optical fiber communication with frequency-division-multiplexing |
DE3689583T2 (de) * | 1985-11-22 | 1994-08-25 | Nippon Electric Co | Optisches Wellenlängenmultiplexvermittlungssystem mit Wellenlängenschaltlichtmodulatoren. |
JPH0636621B2 (ja) * | 1986-10-15 | 1994-05-11 | 日本電気株式会社 | 光交換機 |
-
1990
- 1990-07-17 FR FR9009108A patent/FR2665039B1/fr not_active Expired - Fee Related
-
1991
- 1991-07-15 US US07/731,194 patent/US5189542A/en not_active Expired - Fee Related
- 1991-07-15 EP EP91401960A patent/EP0467764B1/de not_active Expired - Lifetime
- 1991-07-15 DE DE69114593T patent/DE69114593T2/de not_active Expired - Fee Related
- 1991-07-17 JP JP3202592A patent/JPH05336074A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPH05336074A (ja) | 1993-12-17 |
FR2665039B1 (fr) | 1994-03-25 |
EP0467764A1 (de) | 1992-01-22 |
EP0467764B1 (de) | 1995-11-15 |
DE69114593T2 (de) | 1996-06-05 |
US5189542A (en) | 1993-02-23 |
FR2665039A1 (fr) | 1992-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: AVANEX CORP.(N.D.GES.D.STAATES DELAWARE), FREMONT, |
|
8339 | Ceased/non-payment of the annual fee |