DE60202065D1 - Optisches Frequenzumtastverfahren - Google Patents
Optisches FrequenzumtastverfahrenInfo
- Publication number
- DE60202065D1 DE60202065D1 DE60202065T DE60202065T DE60202065D1 DE 60202065 D1 DE60202065 D1 DE 60202065D1 DE 60202065 T DE60202065 T DE 60202065T DE 60202065 T DE60202065 T DE 60202065T DE 60202065 D1 DE60202065 D1 DE 60202065D1
- Authority
- DE
- Germany
- Prior art keywords
- frequency shift
- shift keying
- optical frequency
- optical
- digital signal
- 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
- 230000003287 optical effect Effects 0.000 title abstract 3
- 239000013307 optical fiber Substances 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 1
- 230000003595 spectral effect Effects 0.000 abstract 1
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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/504—Laser transmitters using direct modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2096—Arrangements for directly or externally modulating an optical carrier
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP02360244A EP1395010B1 (de) | 2002-08-26 | 2002-08-26 | Optisches Frequenzumtastverfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60202065D1 true DE60202065D1 (de) | 2004-12-30 |
| DE60202065T2 DE60202065T2 (de) | 2005-03-31 |
Family
ID=31197983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60202065T Expired - Fee Related DE60202065T2 (de) | 2002-08-26 | 2002-08-26 | Optisches Frequenzumtastverfahren |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20040037570A1 (de) |
| EP (1) | EP1395010B1 (de) |
| AT (1) | ATE283597T1 (de) |
| DE (1) | DE60202065T2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7526209B2 (en) * | 2003-10-10 | 2009-04-28 | National Institute Of Information And Communications Technology | Optical frequency shift keying modulator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5432629A (en) * | 1992-01-17 | 1995-07-11 | Nec Corporation | Light transmission device capable of stably transmitting a modulated output light beam |
| US5400165A (en) * | 1993-09-10 | 1995-03-21 | At&T Corp. | Optical communication using dispersion-induced FM to AM conversion with nonlinearity-induced stabilization |
| US5513219A (en) * | 1994-08-26 | 1996-04-30 | Compaq Computer Corporation | Apparatus and method for transmitting information with a subminimally modulated transmission signal |
| US6473214B1 (en) * | 1999-04-01 | 2002-10-29 | Nortel Networks Limited | Methods of and apparatus for optical signal transmission |
-
2002
- 2002-08-26 DE DE60202065T patent/DE60202065T2/de not_active Expired - Fee Related
- 2002-08-26 EP EP02360244A patent/EP1395010B1/de not_active Expired - Lifetime
- 2002-08-26 AT AT02360244T patent/ATE283597T1/de not_active IP Right Cessation
-
2003
- 2003-07-11 US US10/617,204 patent/US20040037570A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| ATE283597T1 (de) | 2004-12-15 |
| DE60202065T2 (de) | 2005-03-31 |
| US20040037570A1 (en) | 2004-02-26 |
| EP1395010B1 (de) | 2004-11-24 |
| EP1395010A1 (de) | 2004-03-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU3205093A (en) | An optical signal decoding arrangement | |
| JP2003060580A5 (de) | ||
| WO2006028531A3 (en) | Thermal chirp management directly modulated optical transmitter | |
| ATE387702T1 (de) | Dreifarbiges led-anzeigesystem welches einen audioausgang besitzt | |
| EP1345347A3 (de) | Optisches Übertragungssystem, optischer Sender und Verfahren dafür | |
| DE69534707D1 (de) | Kommunikationsvorrichtung zur Signalübertragung auf einem Energieübertragungsnetz | |
| ATE296001T1 (de) | Optische modulationsart für nrz-signale und optischer sender | |
| EP0822670A3 (de) | Sequenzerzeugung für asynchrone Spreizspektrumübertragung | |
| EP0782283A3 (de) | Optisches Übertragungsgerät für optische Digitalübertragung mit Polarisationsverwürfelung | |
| CA2280593A1 (en) | Polarisation mode dispersion compensation | |
| EP0928079A4 (de) | Optischer sender | |
| WO2002095991A3 (en) | Sub-carrier generation for optical communication | |
| EP0189273A3 (de) | Lichtwellenleiternetzwerk mit verminderten Kopplungsverlusten | |
| EP0477875A3 (en) | Optical communication system and transmitting apparatus for use therein | |
| EP1122898A8 (de) | Optisches Zwischenverstärkerüberwachungssystem und Verfahren dafür | |
| CA2364797A1 (en) | Data transmission via direct modulation of a mid-ir laser | |
| DE60202065D1 (de) | Optisches Frequenzumtastverfahren | |
| ATE139877T1 (de) | Optisches nachrichtenübertragungssystem mit einem faseroptischen verstärker | |
| EP1416654A3 (de) | Optische duobinäre Übertragung | |
| ZA200106216B (en) | Optical transmission system. | |
| EP1401127A3 (de) | Modulationsvorrichtung | |
| FR2827971B1 (fr) | Reseau de communications optiques, multi-utilisateurs, reconfigurable a faible temps de latence | |
| CA2358123A1 (en) | Optical communication apparatus | |
| EP0932268A3 (de) | Optischer FM-Signal-Sender und optischer FM-Signal-Empfänger | |
| DE69929692D1 (de) | Nachrichtenübertragungssystem |
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: ALCATEL LUCENT, PARIS, FR |
|
| 8339 | Ceased/non-payment of the annual fee |