DE69026957D1 - Lichtwellenleiterkommunikationssystem - Google Patents
LichtwellenleiterkommunikationssystemInfo
- Publication number
- DE69026957D1 DE69026957D1 DE69026957T DE69026957T DE69026957D1 DE 69026957 D1 DE69026957 D1 DE 69026957D1 DE 69026957 T DE69026957 T DE 69026957T DE 69026957 T DE69026957 T DE 69026957T DE 69026957 D1 DE69026957 D1 DE 69026957D1
- Authority
- DE
- Germany
- Prior art keywords
- terminal apparatus
- exchange
- communication system
- request
- lead communication
- 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 - Lifetime
Links
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]
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898927783A GB8927783D0 (en) | 1989-12-08 | 1989-12-08 | Frequency agility |
PCT/GB1990/001916 WO1991009478A1 (en) | 1989-12-08 | 1990-12-07 | Optical fibre communications system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69026957D1 true DE69026957D1 (de) | 1996-06-13 |
DE69026957T2 DE69026957T2 (de) | 1996-09-05 |
Family
ID=10667636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69026957T Expired - Lifetime DE69026957T2 (de) | 1989-12-08 | 1990-12-07 | Lichtwellenleiterkommunikationssystem |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0504248B1 (de) |
JP (1) | JP3145400B2 (de) |
AT (1) | ATE137898T1 (de) |
AU (1) | AU639739B2 (de) |
CA (1) | CA2070815C (de) |
DE (1) | DE69026957T2 (de) |
DK (1) | DK0504248T3 (de) |
ES (1) | ES2086525T3 (de) |
GB (1) | GB8927783D0 (de) |
SG (1) | SG47930A1 (de) |
WO (1) | WO1991009478A1 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1004813A3 (nl) * | 1991-05-08 | 1993-02-02 | Bell Telephone Mfg | Optische zender/ontvangerinrichting. |
DE69217505T2 (de) * | 1991-12-19 | 1997-05-28 | Northern Telecom Ltd | Lichtwellenleiter teilnehmerleitungs-netzwerk |
US5325223A (en) * | 1991-12-19 | 1994-06-28 | Northern Telecom Limited | Fiber optic telephone loop network |
US5523869A (en) * | 1993-02-24 | 1996-06-04 | Ke Kommunikations-Elektronik Gmbh & Co. | System and method for line-conducted digital communication |
US5519830A (en) * | 1993-06-10 | 1996-05-21 | Adc Telecommunications, Inc. | Point-to-multipoint performance monitoring and failure isolation system |
US5600470A (en) * | 1993-06-21 | 1997-02-04 | Hewlett-Packard Co | Mixed fiber adapter cable |
US5854699A (en) * | 1993-07-30 | 1998-12-29 | Gte Laboratories Incorporated | Multiplexed subcarrier control in wavelength division multiplexed broadband networks |
US5479286A (en) * | 1993-08-04 | 1995-12-26 | British Telecommunications Public Limited Company | Optical fibre communications system |
WO1995005041A1 (en) * | 1993-08-04 | 1995-02-16 | British Telecommunications Public Limited Company | Optical fibre communications system |
US5483371A (en) * | 1993-10-08 | 1996-01-09 | Square D Company | Lightwave distribution system for audio and video services and terminal equipment therefor |
US5774244A (en) * | 1994-01-18 | 1998-06-30 | British Telecommunications Public Limited Company | Optical communications networks |
JPH0818514A (ja) * | 1994-06-29 | 1996-01-19 | Fujitsu Ltd | 光加入者系同一波長双方向伝送方式 |
US6334219B1 (en) | 1994-09-26 | 2001-12-25 | Adc Telecommunications Inc. | Channel selection for a hybrid fiber coax network |
GB2296165B (en) * | 1994-12-15 | 1999-12-29 | Int Mobile Satellite Org | Multiplex communication |
USRE42236E1 (en) | 1995-02-06 | 2011-03-22 | Adc Telecommunications, Inc. | Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing |
US7280564B1 (en) | 1995-02-06 | 2007-10-09 | Adc Telecommunications, Inc. | Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing |
US5861966A (en) * | 1995-12-27 | 1999-01-19 | Nynex Science & Technology, Inc. | Broad band optical fiber telecommunications network |
DE19756438A1 (de) | 1997-12-18 | 1999-06-24 | Cit Alcatel | Anordnung zur leitungsgebundenen digitalen Nachrichtenübertragung |
US7630631B2 (en) * | 2004-04-14 | 2009-12-08 | Finisar Corporation | Out-of-band data communication between network transceivers |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2240228B (en) * | 1990-01-23 | 1993-11-03 | Stc Plc | Optical transmission system. |
-
1989
- 1989-12-08 GB GB898927783A patent/GB8927783D0/en active Pending
-
1990
- 1990-12-07 WO PCT/GB1990/001916 patent/WO1991009478A1/en active IP Right Grant
- 1990-12-07 EP EP91900899A patent/EP0504248B1/de not_active Expired - Lifetime
- 1990-12-07 AT AT91900899T patent/ATE137898T1/de not_active IP Right Cessation
- 1990-12-07 DK DK91900899.5T patent/DK0504248T3/da active
- 1990-12-07 CA CA002070815A patent/CA2070815C/en not_active Expired - Lifetime
- 1990-12-07 ES ES91900899T patent/ES2086525T3/es not_active Expired - Lifetime
- 1990-12-07 JP JP50131991A patent/JP3145400B2/ja not_active Expired - Lifetime
- 1990-12-07 DE DE69026957T patent/DE69026957T2/de not_active Expired - Lifetime
- 1990-12-07 AU AU69136/91A patent/AU639739B2/en not_active Ceased
- 1990-12-07 SG SG1996005445A patent/SG47930A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPH05504874A (ja) | 1993-07-22 |
DE69026957T2 (de) | 1996-09-05 |
GB8927783D0 (en) | 1990-02-14 |
EP0504248B1 (de) | 1996-05-08 |
AU6913691A (en) | 1991-07-18 |
JP3145400B2 (ja) | 2001-03-12 |
CA2070815A1 (en) | 1991-06-09 |
AU639739B2 (en) | 1993-08-05 |
ES2086525T3 (es) | 1996-07-01 |
DK0504248T3 (da) | 1996-06-10 |
CA2070815C (en) | 1998-08-18 |
WO1991009478A1 (en) | 1991-06-27 |
SG47930A1 (en) | 1998-04-17 |
EP0504248A1 (de) | 1992-09-23 |
ATE137898T1 (de) | 1996-05-15 |
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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: IPG PHOTONICS CORP., OXFORD, MASS., US |