DE69739862D1 - Faseroptisches Übertragungssystem mit optischer Phasenkonjugation - Google Patents
Faseroptisches Übertragungssystem mit optischer PhasenkonjugationInfo
- Publication number
- DE69739862D1 DE69739862D1 DE69739862T DE69739862T DE69739862D1 DE 69739862 D1 DE69739862 D1 DE 69739862D1 DE 69739862 T DE69739862 T DE 69739862T DE 69739862 T DE69739862 T DE 69739862T DE 69739862 D1 DE69739862 D1 DE 69739862D1
- Authority
- DE
- Germany
- Prior art keywords
- transmission system
- fiber optic
- optical phase
- optic transmission
- phase conjugation
- 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
- 230000005540 biological transmission Effects 0.000 title 1
- 230000021615 conjugation Effects 0.000 title 1
- 239000000835 fiber Substances 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
- H04B10/2531—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using spectral inversion
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2543—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
-
- 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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2543—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
- H04B10/2563—Four-wave mixing [FWM]
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Communication System (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22127496 | 1996-08-22 | ||
PCT/JP1997/002926 WO1998008138A1 (fr) | 1996-08-22 | 1997-08-22 | Systeme de communication a fibre optique utilisant un conjugue de la phase optique, appareil applicable au systeme et son procede de fabrication |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69739862D1 true DE69739862D1 (de) | 2010-06-10 |
Family
ID=16764215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69739862T Expired - Lifetime DE69739862D1 (de) | 1996-08-22 | 1997-08-22 | Faseroptisches Übertragungssystem mit optischer Phasenkonjugation |
Country Status (5)
Country | Link |
---|---|
US (4) | US6307984B1 (de) |
EP (1) | EP0862078B1 (de) |
JP (1) | JP3494661B2 (de) |
DE (1) | DE69739862D1 (de) |
WO (1) | WO1998008138A1 (de) |
Families Citing this family (77)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6175435B1 (en) * | 1995-11-22 | 2001-01-16 | Fujitsu Limited | Optical communication system using optical phase conjugation to suppress waveform distortion caused by chromatic dispersion and optical kerr effect |
JP3494661B2 (ja) * | 1996-08-22 | 2004-02-09 | 富士通株式会社 | 光位相共役を用いた光ファイバ通信システム並びに該システムに適用可能な装置及びその製造方法 |
JPH11202374A (ja) * | 1998-01-14 | 1999-07-30 | Fujitsu Ltd | 波長多重システムにおける光通信端局、光信号伝送方法、及び光信号の増設方法 |
JPH11271818A (ja) * | 1998-03-19 | 1999-10-08 | Fujitsu Ltd | 光送信装置及び光中継装置 |
WO2000000866A1 (fr) * | 1998-06-29 | 2000-01-06 | The Furukawa Electric Co., Ltd. | Systeme de transmission optique par multiplexage de longueurs d'onde et convertisseur de longueurs d'onde pour transmission optique par multiplexage de longueurs d'onde |
JP3566096B2 (ja) * | 1998-08-31 | 2004-09-15 | 富士通株式会社 | 位相共役変換及び波長変換のための装置 |
US6470126B1 (en) * | 1998-10-23 | 2002-10-22 | The Furukawa Electric Co., Ltd. | Dispersion compensating optical fiber, and wavelength division multiplexing transmission line using a dispersion compensating optical fiber |
FI108488B (fi) * | 1999-03-12 | 2002-01-31 | Nokia Corp | Optisessa tiedonsiirtoverkossa toteutettava dispersion kompensointi ja optinen tiedonsiirtoverkko |
US7155095B2 (en) * | 1999-03-29 | 2006-12-26 | Furukawa Electric Co., Ltd. | Method for efficient four-wave mixing generation and short pulse generation equipment using the method |
US6356383B1 (en) * | 1999-04-02 | 2002-03-12 | Corvis Corporation | Optical transmission systems including optical amplifiers apparatuses and methods |
JP2000323786A (ja) * | 1999-05-14 | 2000-11-24 | Fujitsu Ltd | 信号光の波形整形のための方法、装置及びシステム |
JP3961153B2 (ja) * | 1999-05-14 | 2007-08-22 | 富士通株式会社 | 光クロックの再生及び適用のための方法、装置及びシステム |
CN100340880C (zh) * | 1999-06-25 | 2007-10-03 | 古河电气工业株式会社 | 色散补偿光纤和利用这种光纤的光传输线 |
US6751421B1 (en) * | 1999-08-10 | 2004-06-15 | Lucent Technologies Inc. | Optical fiber communication system employing wavelength converter for broadband transmission |
US6509987B1 (en) * | 1999-08-10 | 2003-01-21 | Lucent Technologies | Channel band conversion apparatus for optical transmission systems |
US7801444B1 (en) * | 1999-09-23 | 2010-09-21 | Alcatel | Amplification for optical fibre ultrawide band transmission systems |
JP4875237B2 (ja) * | 1999-12-28 | 2012-02-15 | 古河電気工業株式会社 | 波長変換装置を用いた波長分割多重伝送方法 |
US7061664B2 (en) * | 1999-12-28 | 2006-06-13 | The Furukawa Electric Co., Ltd. | Wavelength converter and wavelength division multiplexing transmission method using the same |
US6487352B1 (en) | 2000-02-18 | 2002-11-26 | Corning Incorporated | Electrical detector for adaptive control of chromatic dispersion in optical systems |
FR2806559B1 (fr) * | 2000-03-20 | 2002-05-31 | Cit Alcatel | Regenerateur optique synchrone par modulation d'intensite et modulation de phase par effet kerr croise |
DE10033820A1 (de) * | 2000-07-12 | 2002-02-07 | Adalbert Bandemer | Emulator für PMD 2.ter Ordnung |
JP3401483B2 (ja) * | 2000-07-04 | 2003-04-28 | 科学技術振興事業団 | 波長変換装置 |
JP4483041B2 (ja) * | 2000-07-10 | 2010-06-16 | 住友電気工業株式会社 | ラマン増幅器およびラマン増幅伝送システム |
DE10049784A1 (de) * | 2000-10-09 | 2002-05-16 | Adalbert Bandemer | Anordnung zur Kompensation PMD-bedingter Verzerrungen in optischen Transmissionssystemen und insbesondere Transmissionsfasern |
JP2002062552A (ja) * | 2000-08-18 | 2002-02-28 | Sumitomo Electric Ind Ltd | ラマン増幅器および光通信システム |
EP1202478A1 (de) * | 2000-10-28 | 2002-05-02 | TELEFONAKTIEBOLAGET L M ERICSSON (publ) | Gebrauch von optischer parametrischen Verstärkung zur Kopplung und Weiterleitung in WDM Netzwerken |
US6665115B2 (en) | 2000-10-24 | 2003-12-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Use of OPA for switching and routing in WDM networks |
JP4372330B2 (ja) | 2000-10-30 | 2009-11-25 | 富士通株式会社 | 分布型光増幅装置、光通信用の局および光通信システム |
TWI226464B (en) | 2000-11-13 | 2005-01-11 | Sumitomo Electric Industries | Optical fiber, non-linear optical fiber, optical amplifier using the same optical fiber, wavelength converter and optical fiber manufacture method |
JP4487420B2 (ja) * | 2000-12-22 | 2010-06-23 | 富士通株式会社 | 光増幅伝送システム |
US7495765B2 (en) * | 2001-05-17 | 2009-02-24 | Thorlabs Gmbh | Fiber polarimeter, the use thereof, as well as polarimetric method |
US6816260B2 (en) * | 2001-05-17 | 2004-11-09 | Thorlabs Gmbh | Fiber polarimeter, the use thereof, as well as polarimetric method |
US6801308B2 (en) * | 2001-05-21 | 2004-10-05 | Jds Uniphase, Inc. | Method and apparatus for measuring chromatic dispersion in optical fibers |
JP4801281B2 (ja) * | 2001-05-31 | 2011-10-26 | 富士通株式会社 | 光パルス挿入装置 |
US7187868B2 (en) * | 2001-07-30 | 2007-03-06 | Pirelli Cavi E Sistemi S.P.A., | Wavelength division multiplexing optical transmission system using a spectral inversion device |
ATE278268T1 (de) * | 2001-07-30 | 2004-10-15 | Pirelli & C Spa | Optisches wellenlängenmultiplexübertragungssystem mit einer spektruminvertionsvorrichtung |
US7039076B2 (en) * | 2001-08-10 | 2006-05-02 | Jds Uniphase Corporation | Fiber amplifier system for producing visible light |
US20050117862A1 (en) * | 2001-09-28 | 2005-06-02 | Fabrizio Carbone | Transmission of solitons on alternate sign dispersion optical fibres with phase conjugation |
US6826207B2 (en) * | 2001-12-17 | 2004-11-30 | Peleton Photonic Systems Inc. | Multi-wavelength laser source based on two optical laser beat signal and method |
US7295584B2 (en) * | 2001-12-17 | 2007-11-13 | Peleton Photonic Systems | System and method for generating multi-wavelength laser source using highly nonlinear fiber |
US20030118347A1 (en) * | 2001-12-21 | 2003-06-26 | Spectralane | Spectral inversion and chromatic dispersion management in optical transmission systems |
JP4082049B2 (ja) * | 2002-03-12 | 2008-04-30 | 富士通株式会社 | 光送信装置 |
EP1488551B1 (de) | 2002-03-22 | 2006-01-11 | Pirelli & C. S.p.A. | Optisches übertragungssystem mit einer optischen phasenkonjugationsvorrichtung |
US7099587B2 (en) * | 2002-05-22 | 2006-08-29 | Doron Handelman | Apparatus and method for delaying optical signals for optical buffering and optical storage applications |
US7020402B2 (en) * | 2002-06-24 | 2006-03-28 | Scintera Networks, Inc. | Crosstalk compensation engine for reducing signal crosstalk effects within a data signal |
US20040057734A1 (en) * | 2002-09-25 | 2004-03-25 | Lucent Technologies, Inc. | Method and system for reducing transmission penalties associated with ghost pulses |
US7102812B2 (en) * | 2002-10-15 | 2006-09-05 | Corning Incorporated | Devices and methods for raman amplification and dispersion compensation |
EP1576747B1 (de) * | 2002-12-23 | 2007-06-13 | Pirelli & C. S.p.A. | Optisches übertragungssystem unter verwendung einer vorrichtung für optische phasenkonjugation |
US7016583B2 (en) * | 2003-01-31 | 2006-03-21 | Corning Incorporated | Dispersion management with phase conjugation |
US7046432B2 (en) * | 2003-02-11 | 2006-05-16 | Coherent, Inc. | Optical fiber coupling arrangement |
US7283997B1 (en) | 2003-05-14 | 2007-10-16 | Apple Inc. | System and method for ranking the relevance of documents retrieved by a query |
US20040234275A1 (en) * | 2003-05-20 | 2004-11-25 | Aref Chowdhury | Process for optical communication and system for same |
US7558485B2 (en) * | 2003-05-20 | 2009-07-07 | Alcatel-Lucent Usa Inc. | Processes and systems involving optical phase conjugators |
US7324759B2 (en) * | 2003-06-30 | 2008-01-29 | Lucent Technologies Inc. | Method and apparatus for reducing phase jitter in an optical communication system |
US7228073B2 (en) * | 2003-07-09 | 2007-06-05 | National Institute Of Information And Communications Technology, Incorporated Administrative Agency | Optical signal transmission device |
US7116687B2 (en) * | 2003-09-12 | 2006-10-03 | Jds Uniphase Corporation | High repetition rate passively Q-switched laser for blue laser based on interactions in fiber |
US7454144B2 (en) * | 2003-12-05 | 2008-11-18 | Lucent Technologies Inc. | Low total excursion dispersion maps |
JP2006038960A (ja) | 2004-07-22 | 2006-02-09 | Fujitsu Ltd | 光波形モニター装置およびオシロスコープ |
JP4007985B2 (ja) * | 2004-08-19 | 2007-11-14 | 沖電気工業株式会社 | 光スイッチ |
US20060045445A1 (en) * | 2004-09-01 | 2006-03-02 | Fujitsu Limited | Optical switch and optical waveform monitoring device utilizing optical switch |
JP3920297B2 (ja) | 2004-09-01 | 2007-05-30 | 富士通株式会社 | 光スイッチおよび光スイッチを利用した光波形モニタ装置 |
US8396372B2 (en) * | 2004-09-02 | 2013-03-12 | Alcatel Lucent | Asymmetric long-haul transmission paths with optical phase conjugation |
US7447401B2 (en) * | 2005-02-28 | 2008-11-04 | Optium Australia Pty Limited | Optical communications system |
US9054807B2 (en) * | 2005-05-26 | 2015-06-09 | Alcatel Lucent | Reducing crosstalk in optical wavelength converters |
JP4984442B2 (ja) * | 2005-06-22 | 2012-07-25 | 富士通株式会社 | 光スイッチ装置及び光スイッチ方法 |
US7522842B1 (en) * | 2005-09-30 | 2009-04-21 | Nortel Networks Limited | Optical transmission system using Raman amplification |
JP2007240389A (ja) | 2006-03-09 | 2007-09-20 | Fujitsu Ltd | 光波形測定装置および光波形測定方法 |
JP5027434B2 (ja) | 2006-03-28 | 2012-09-19 | 富士通株式会社 | 光信号の波形を整形する装置 |
JP5056095B2 (ja) | 2007-03-20 | 2012-10-24 | 富士通株式会社 | 光波形制御装置、光信号処理装置および光中継装置 |
US8280258B2 (en) * | 2009-06-30 | 2012-10-02 | Ciena Corporation | Optical communication systems and methods utilizing a split amplification band and nonlinear compensation |
US8451450B2 (en) * | 2009-09-14 | 2013-05-28 | Bio-Rad Laboratories, Inc. | Near real time optical phase conjugation |
EP3110041B1 (de) * | 2011-06-30 | 2018-08-29 | Xieon Networks S.à r.l. | Verfahren zum reduzieren der modalen verzögerung in einem mehrmodus-übertragungssystem |
US9088365B2 (en) * | 2012-10-04 | 2015-07-21 | Nec Laboratories America, Inc. | Optical phase conjugation aided long-haul transmission system with enhanced signal-to-noise ratio and nonlinear tolerance |
US9912435B2 (en) * | 2015-04-22 | 2018-03-06 | Fujitsu Limited | Nonlinear penalty estimation using spectral inversion in optical transport networks |
JP2020134623A (ja) * | 2019-02-15 | 2020-08-31 | 富士通株式会社 | 波長変換器及び伝送装置 |
CN113676262B (zh) * | 2021-07-14 | 2022-07-26 | 北京航空航天大学 | 一种基于注入锁定光电振荡器的信号远距离传输稳相系统 |
WO2023188027A1 (ja) * | 2022-03-29 | 2023-10-05 | 日本電信電話株式会社 | 光伝送システム、光伝送方法及び中継増幅装置 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60173504A (ja) * | 1984-02-07 | 1985-09-06 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバケ−ブル |
JPS62159104A (ja) * | 1986-01-07 | 1987-07-15 | Hitachi Cable Ltd | 低分散単一モ−ド光フアイバの製造方法 |
JPH0198902A (ja) * | 1987-10-12 | 1989-04-17 | Res Dev Corp Of Japan | 光波干渉測長装置 |
TW207588B (de) * | 1990-09-19 | 1993-06-11 | Hitachi Seisakusyo Kk | |
JP2980708B2 (ja) * | 1991-02-08 | 1999-11-22 | キヤノン株式会社 | 光クロスバースイッチ |
JP3233369B2 (ja) * | 1992-03-24 | 2001-11-26 | 日本電信電話株式会社 | 光周波数変換装置 |
JP3419510B2 (ja) * | 1992-10-16 | 2003-06-23 | 富士通株式会社 | 波長分散を補償した光通信システム及び該システムに適用可能な位相共役光発生装置 |
JP3436310B2 (ja) * | 1992-10-20 | 2003-08-11 | 富士通株式会社 | 位相共役光学の光システムへの適用 |
US5386314A (en) * | 1993-09-10 | 1995-01-31 | At&T Corp. | Polarization-insensitive optical four-photon mixer with orthogonally-polarized pump signals |
US5365362A (en) * | 1993-09-10 | 1994-11-15 | At&T Bell Laboratories | Ultra-high capacity non-soliton optical transmission using optical phase conjugation |
US5400164A (en) * | 1993-09-10 | 1995-03-21 | At&T Corp. | Polarization-insensitive optical four-photon mixer |
JP3494741B2 (ja) * | 1994-03-08 | 2004-02-09 | 富士通株式会社 | 光位相共役を用いた光通信方法及びシステム |
US6304348B1 (en) * | 1994-03-08 | 2001-10-16 | Fujitsu Limited | Optical communication method and optical communication system based on optical phase conjugation |
JPH0822038A (ja) * | 1994-07-08 | 1996-01-23 | Sumitomo Electric Ind Ltd | 位相共役光発生器 |
CA2157828C (en) * | 1994-09-13 | 2003-02-11 | Youichi Akasaka | Dispersion compensating optical fiber for wavelength division multiplex transmission |
US5532868A (en) * | 1994-09-23 | 1996-07-02 | At&T Corp. | Apparatus and method for compensating chromatic dispersion produced in optical phase conjugation or other types of optical signal conversion |
JP3494738B2 (ja) * | 1994-10-20 | 2004-02-09 | 富士通株式会社 | 光位相共役を用いた光ファイバ通信システム |
US5550671A (en) * | 1995-03-02 | 1996-08-27 | Lucent Technologies Inc. | Intra-cavity optical four-wave mixer and optical communications system using the same |
JP3506283B2 (ja) * | 1995-03-20 | 2004-03-15 | 富士通株式会社 | 光位相共役器 |
JP3494661B2 (ja) * | 1996-08-22 | 2004-02-09 | 富士通株式会社 | 光位相共役を用いた光ファイバ通信システム並びに該システムに適用可能な装置及びその製造方法 |
JP3422913B2 (ja) * | 1997-09-19 | 2003-07-07 | アンリツ株式会社 | 光サンプリング波形測定装置 |
JP3566096B2 (ja) * | 1998-08-31 | 2004-09-15 | 富士通株式会社 | 位相共役変換及び波長変換のための装置 |
JP2003035603A (ja) * | 2001-07-18 | 2003-02-07 | Ando Electric Co Ltd | 光サンプリング波形観測装置 |
-
1997
- 1997-08-22 JP JP50782498A patent/JP3494661B2/ja not_active Expired - Fee Related
- 1997-08-22 DE DE69739862T patent/DE69739862D1/de not_active Expired - Lifetime
- 1997-08-22 EP EP97935861A patent/EP0862078B1/de not_active Expired - Lifetime
- 1997-08-22 US US09/051,788 patent/US6307984B1/en not_active Expired - Lifetime
- 1997-08-22 WO PCT/JP1997/002926 patent/WO1998008138A1/ja active Application Filing
-
2001
- 2001-06-05 US US09/873,360 patent/US6504972B2/en not_active Expired - Lifetime
-
2002
- 2002-08-28 US US10/229,011 patent/US6771853B2/en not_active Expired - Fee Related
-
2004
- 2004-01-30 US US10/766,837 patent/US6870974B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0862078A4 (de) | 2006-03-22 |
US6771853B2 (en) | 2004-08-03 |
US20030035618A1 (en) | 2003-02-20 |
US20040184698A1 (en) | 2004-09-23 |
JP3494661B2 (ja) | 2004-02-09 |
US6307984B1 (en) | 2001-10-23 |
EP0862078A1 (de) | 1998-09-02 |
US20010053263A1 (en) | 2001-12-20 |
US6870974B2 (en) | 2005-03-22 |
US6504972B2 (en) | 2003-01-07 |
WO1998008138A1 (fr) | 1998-02-26 |
EP0862078B1 (de) | 2010-04-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69739862D1 (de) | Faseroptisches Übertragungssystem mit optischer Phasenkonjugation | |
DE69638239D1 (de) | Übertragungssystem mit optischer Phasenkonjugierung | |
DE69632245D1 (de) | Faseroptisches übertragungssystem | |
DE69733916D1 (de) | Faseroptischer mechanischer Spleiss | |
DE69613219D1 (de) | Fiberoptische spleissmuffe | |
DE69432625D1 (de) | Faseroptische verbindungsanordnung | |
NO984321D0 (no) | Lysleder med flerlags optisk film | |
EP0821801A4 (de) | Faseroptisches spleissgehäuse | |
DE69800010D1 (de) | WDM faseroptisches Übertragungssystem mit verbesserter Dispersionskompensation | |
FR2699689B1 (fr) | Connecteur de fibres optiques. | |
DE69740015D1 (de) | Optisches Übertragungssystem | |
DE69736583D1 (de) | Faseroptisches Steckersystem | |
DE69433764D1 (de) | Wellenleiter-optische Faser Verbindungsverfahren | |
DE69635156D1 (de) | Optisches Übertragungssystem mit Dispersionskompensation | |
DE69937014D1 (de) | Lichtwellenleiterverzweigung mit Reflektor | |
NO983976D0 (no) | Skjöt for optiske fiberledninger | |
DE69627165D1 (de) | Optisches uebertragungssystem | |
DE69806376D1 (de) | Optisches faserverbindungssystem | |
DE69224479D1 (de) | Lichtleitfaserspleiss | |
DE69817694D1 (de) | Verbindungskabel mit optischem Faserband | |
DE69217426D1 (de) | Soliton faseroptisches Übertragungssystem | |
DE69431626D1 (de) | Lichtwellenleiterübertragungssystem | |
ATE183313T1 (de) | Faseroptisches verbindungselement | |
DE69829822D1 (de) | Optisches Wellenlängenmultiplex Übertragungssystem mit Wellenlängenwählern | |
DE69519508D1 (de) | Faseroptische Heterodynübertragungsverbindung mit niedrigem Vorspannungsstrom |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |