ATE296001T1 - Optische modulationsart für nrz-signale und optischer sender - Google Patents
Optische modulationsart für nrz-signale und optischer senderInfo
- Publication number
- ATE296001T1 ATE296001T1 AT00440294T AT00440294T ATE296001T1 AT E296001 T1 ATE296001 T1 AT E296001T1 AT 00440294 T AT00440294 T AT 00440294T AT 00440294 T AT00440294 T AT 00440294T AT E296001 T1 ATE296001 T1 AT E296001T1
- Authority
- AT
- Austria
- Prior art keywords
- optical
- proposed
- modulation type
- optical transmitter
- nrz signals
- Prior art date
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
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/503—Laser transmitters
- H04B10/505—Laser transmitters using external modulation
-
- 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
- H04B10/516—Details of coding or modulation
- H04B10/54—Intensity modulation
- H04B10/541—Digital intensity or amplitude modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
- H04L25/4923—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00440294A EP1204228B1 (de) | 2000-11-06 | 2000-11-06 | Optische Modulationsart für NRZ-Signale und optischer Sender |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE296001T1 true ATE296001T1 (de) | 2005-06-15 |
Family
ID=8174182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00440294T ATE296001T1 (de) | 2000-11-06 | 2000-11-06 | Optische modulationsart für nrz-signale und optischer sender |
Country Status (4)
Country | Link |
---|---|
US (1) | US6621945B2 (de) |
EP (1) | EP1204228B1 (de) |
AT (1) | ATE296001T1 (de) |
DE (1) | DE60020241T2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6594407B2 (en) * | 2001-03-06 | 2003-07-15 | Fujitsu Limited | Optical modulator of clock modulation type |
JP3881270B2 (ja) * | 2002-03-26 | 2007-02-14 | 富士通株式会社 | 光変調器の駆動制御装置および駆動制御方法 |
EP1394969B1 (de) * | 2002-08-30 | 2004-05-12 | Alcatel | Elektronischer Entzerrer für optischen Sender |
US20040179764A1 (en) * | 2003-03-14 | 2004-09-16 | Noureddine Melikechi | Interferometric analog optical modulator for single mode fibers |
US7054511B2 (en) * | 2003-03-14 | 2006-05-30 | Applied Optical Center Of Delaware, Inc. | Optical coupling device for single mode optical fibers |
FR2859056B1 (fr) * | 2003-08-19 | 2005-09-30 | Cit Alcatel | Methode de formation d'un signal optique code suivant un format retour a zero ou non retour a zero |
US8238757B2 (en) * | 2007-01-18 | 2012-08-07 | Futurewei Technologies, Inc. | Method and apparatus for generating optical duobinary signals with enhanced receiver sensitivity and spectral efficiency |
US9288089B2 (en) | 2010-04-30 | 2016-03-15 | Ecole Polytechnique Federale De Lausanne (Epfl) | Orthogonal differential vector signaling |
US9251873B1 (en) | 2010-05-20 | 2016-02-02 | Kandou Labs, S.A. | Methods and systems for pin-efficient memory controller interface using vector signaling codes for chip-to-chip communications |
CN105379170B (zh) | 2013-04-16 | 2019-06-21 | 康杜实验室公司 | 高带宽通信接口方法和系统 |
CN110266615B (zh) | 2014-02-02 | 2022-04-29 | 康杜实验室公司 | 低isi比低功率芯片间通信方法和装置 |
EP3111607B1 (de) | 2014-02-28 | 2020-04-08 | Kandou Labs SA | Vektorsignalisierungskodes mit eingebettetem takt |
US11240076B2 (en) | 2014-05-13 | 2022-02-01 | Kandou Labs, S.A. | Vector signaling code with improved noise margin |
US9432082B2 (en) | 2014-07-17 | 2016-08-30 | Kandou Labs, S.A. | Bus reversable orthogonal differential vector signaling codes |
WO2016019384A1 (en) | 2014-08-01 | 2016-02-04 | Kandou Labs, S.A. | Orthogonal differential vector signaling codes with embedded clock |
KR102372931B1 (ko) | 2015-06-26 | 2022-03-11 | 칸도우 랩스 에스에이 | 고속 통신 시스템 |
US10055372B2 (en) | 2015-11-25 | 2018-08-21 | Kandou Labs, S.A. | Orthogonal differential vector signaling codes with embedded clock |
WO2018191749A1 (en) | 2017-04-14 | 2018-10-18 | Kandou Labs, S.A. | Pipelined forward error correction for vector signaling code channel |
WO2018217783A1 (en) | 2017-05-22 | 2018-11-29 | Kandou Labs, S.A. | Multi-modal data-driven clock recovery circuit |
US10116468B1 (en) | 2017-06-28 | 2018-10-30 | Kandou Labs, S.A. | Low power chip-to-chip bidirectional communications |
US10693587B2 (en) | 2017-07-10 | 2020-06-23 | Kandou Labs, S.A. | Multi-wire permuted forward error correction |
US10467177B2 (en) | 2017-12-08 | 2019-11-05 | Kandou Labs, S.A. | High speed memory interface |
KR102452390B1 (ko) | 2017-12-28 | 2022-10-06 | 칸도우 랩스 에스에이 | 동기식으로 스위칭된 다중 입력 복조 비교기 |
WO2024049482A1 (en) | 2022-08-30 | 2024-03-07 | Kandou Labs SA | Pre-scaler for orthogonal differential vector signalling |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5625722A (en) * | 1994-12-21 | 1997-04-29 | Lucent Technologies Inc. | Method and apparatus for generating data encoded pulses in return-to-zero format |
FR2734677B1 (fr) * | 1995-05-24 | 1997-06-20 | Alcatel Nv | Procede d'inscription de donnees binaires sur une onde porteuse, notamment optique, et systeme de transmission utilisant ce procede |
US5917638A (en) * | 1997-02-13 | 1999-06-29 | Lucent Technologies, Inc. | Duo-binary signal encoding |
JP3337980B2 (ja) * | 1998-06-29 | 2002-10-28 | 沖電気工業株式会社 | 光送信器及び光伝送システム |
FR2781322B1 (fr) * | 1998-07-20 | 2000-09-08 | Alsthom Cge Alcatel | Dispositif d'emission de donnees optiques |
-
2000
- 2000-11-06 DE DE60020241T patent/DE60020241T2/de not_active Expired - Lifetime
- 2000-11-06 EP EP00440294A patent/EP1204228B1/de not_active Expired - Lifetime
- 2000-11-06 AT AT00440294T patent/ATE296001T1/de not_active IP Right Cessation
-
2001
- 2001-11-05 US US09/985,578 patent/US6621945B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20020054421A1 (en) | 2002-05-09 |
EP1204228B1 (de) | 2005-05-18 |
EP1204228A1 (de) | 2002-05-08 |
DE60020241T2 (de) | 2005-11-24 |
US6621945B2 (en) | 2003-09-16 |
DE60020241D1 (de) | 2005-06-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE296001T1 (de) | Optische modulationsart für nrz-signale und optischer sender | |
KR102091690B1 (ko) | 고차 디지털 광학적 변조기에서의 전기 누화 감소 | |
ATE265766T1 (de) | Sendevorrichtung für optische daten | |
SE9301023D0 (sv) | System och foerfarande foer dispersionskompensering i fiberoptiska hoeghastighetssystem | |
US5970185A (en) | Optical switches, modulators and transmitters | |
EP0782283A3 (de) | Optisches Übertragungsgerät für optische Digitalübertragung mit Polarisationsverwürfelung | |
EP1304820A1 (de) | Optischer sender und faseroptisches übertragungssystem damit | |
CN101170363B (zh) | 一种光差分偏振位移键控系统及其信号发送装置与方法 | |
WO2002061983A8 (en) | Dual-mode fiber optic telecommunications system and method | |
JP2020505634A (ja) | 光送信機 | |
CN1815928B (zh) | 用于调制光信号的方法和光发射机 | |
DE59303979D1 (de) | Passives optisches Telekommunikationssystem | |
CN1497893A (zh) | 双二进制光学传输装置 | |
EP0477875A3 (en) | Optical communication system and transmitting apparatus for use therein | |
DE60215399D1 (de) | Phasenmoduliertes faseroptisches Telekommunikationssystem | |
US6693929B1 (en) | Arrangement for generating chirped return to zero (CRZ) optical data signals | |
US20040208429A1 (en) | High-bit-rate long-haul fiber optic communication system techniques and arrangements | |
EP1411656A2 (de) | Optisches duobinäres RZ-Übertragungssystem mit Trägerunterdrückung | |
CN101321021B (zh) | 直接调制的光差分相移键控调制器 | |
CA2364797A1 (en) | Data transmission via direct modulation of a mid-ir laser | |
KR100532305B1 (ko) | 듀오바이너리 광 송신기 | |
ATE338391T1 (de) | System und vorrichtung zum senden von optischen daten | |
CN101494502B (zh) | 一种归零交替传号反转光调制信号的产生方法和装置 | |
FR2806559B1 (fr) | Regenerateur optique synchrone par modulation d'intensite et modulation de phase par effet kerr croise | |
Kawanishi et al. | Duobinary signal generation using high-extinction ratio modulation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |