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ES515404A0 - "un sistema de comunicacion optica". - Google Patents

"un sistema de comunicacion optica".

Info

Publication number
ES515404A0
ES515404A0 ES515404A ES515404A ES515404A0 ES 515404 A0 ES515404 A0 ES 515404A0 ES 515404 A ES515404 A ES 515404A ES 515404 A ES515404 A ES 515404A ES 515404 A0 ES515404 A0 ES 515404A0
Authority
ES
Spain
Prior art keywords
communication system
optical communication
optical
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.)
Granted
Application number
ES515404A
Other languages
English (en)
Other versions
ES8306553A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES8306553A1 publication Critical patent/ES8306553A1/es
Publication of ES515404A0 publication Critical patent/ES515404A0/es
Granted legal-status Critical Current

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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • 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
    • 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
    • H04B10/548—Phase or frequency 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/67—Optical arrangements in the receiver
    • H04B10/671—Optical arrangements in the receiver for controlling the input optical signal
    • H04B10/675—Optical arrangements in the receiver for controlling the input optical signal for controlling the optical bandwidth of the input signal, e.g. spectral filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
    • H04B14/006—Angle modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
ES515404A 1981-09-03 1982-08-31 "un sistema de comunicacion optica". Granted ES515404A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08126694A GB2107147B (en) 1981-09-03 1981-09-03 Optical requency modulation system

Publications (2)

Publication Number Publication Date
ES8306553A1 ES8306553A1 (es) 1983-06-01
ES515404A0 true ES515404A0 (es) 1983-06-01

Family

ID=10524294

Family Applications (1)

Application Number Title Priority Date Filing Date
ES515404A Granted ES515404A0 (es) 1981-09-03 1982-08-31 "un sistema de comunicacion optica".

Country Status (6)

Country Link
US (1) US4561119A (es)
JP (1) JPS5939934B2 (es)
DE (1) DE3232430C2 (es)
ES (1) ES515404A0 (es)
FR (1) FR2512298B1 (es)
GB (1) GB2107147B (es)

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US4987607A (en) * 1988-09-09 1991-01-22 The United States Of America As Represented By The Secretary Of The Navy Efficient dynamic phasefront modulation system for free-space optical communications
US5003546A (en) * 1989-08-31 1991-03-26 At&T Bell Laboratories Interferometric devices for reducing harmonic distortions in laser communication systems
US5014286A (en) * 1989-10-10 1991-05-07 At&T Bell Laboratories Delay generator
DE69017848T2 (de) * 1989-11-30 1995-07-06 Nippon Electric Co Optische Übertragungsvorrichtung.
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US5212579A (en) * 1991-03-11 1993-05-18 General Instrument Corporation Method and apparatus for communicating amplitude modulated signals over an optical communication path
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ES2089595T3 (es) * 1992-02-01 1996-10-01 Sel Alcatel Ag Sistema optico digital de transmision con una guia de ondas con dispersion a la longitud de onda de trabajo.
GB2264834A (en) * 1992-02-25 1993-09-08 Northern Telecom Ltd Optical transmission system
FR2689345B1 (fr) * 1992-03-26 1995-05-12 Cit Alcatel Filtre optique comprenant un interféromètre Fabry-Perot accordable par rotation.
US5335107A (en) * 1992-05-29 1994-08-02 Regents Of The University Of California Method and apparatus for modulation of self-pulsating diode laser's self-pulsating frequency
US5373383A (en) * 1993-03-02 1994-12-13 The Boeing Company Optical carrier filtering for signal/noise and dynamic range improvement
DE4417975C2 (de) * 1994-05-21 2002-09-19 Eads Deutschland Gmbh FM-Diskriminator für den Mikrowellenbereich
US5777761A (en) * 1995-12-22 1998-07-07 Mci Communications Corporation System and method for photonic facility and line protection switching using wavelength translation
US5731887A (en) * 1995-12-22 1998-03-24 Mci Communications Corporation System and method for photonic facility and line protection switching
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US5884017A (en) * 1995-12-29 1999-03-16 Mci Communications Corporation Method and system for optical restoration tributary switching in a fiber network
US6285475B1 (en) 1995-12-29 2001-09-04 Mci Communications Corporation Method and system for detecting optical faults in a network fiber link
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US5903370A (en) * 1996-06-28 1999-05-11 Mci Communications Corporation System for an optical domain
DE19722560A1 (de) * 1997-05-28 1998-12-03 Alsthom Cge Alcatel Empfänger für ein optisches Nachrichtenübertragungssystem, Filtervorrichtung und Verfahren zu dessen Betrieb
US7263291B2 (en) 2002-07-09 2007-08-28 Azna Llc Wavelength division multiplexing source using multifunctional filters
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US7663762B2 (en) 2002-07-09 2010-02-16 Finisar Corporation High-speed transmission system comprising a coupled multi-cavity optical discriminator
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US7536113B2 (en) 2002-11-06 2009-05-19 Finisar Corporation Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper
US7352968B2 (en) 2002-11-06 2008-04-01 Finisar Corporation Chirped managed, wavelength multiplexed, directly modulated sources using an arrayed waveguide grating (AWG) as multi-wavelength discriminator
US7280721B2 (en) 2002-11-06 2007-10-09 Azna Llc Multi-ring resonator implementation of optical spectrum reshaper for chirp managed laser technology
US7555225B2 (en) 2002-11-06 2009-06-30 Finisar Corporation Optical system comprising an FM source and a spectral reshaping element
US7187821B2 (en) 2002-11-06 2007-03-06 Yasuhiro Matsui Carrier suppression using adiabatic frequency modulation (AFM)
US7433605B2 (en) 2002-11-06 2008-10-07 Finisar Corporation Adiabatic frequency modulated transmitter with negative chirp
US7564889B2 (en) 2002-11-06 2009-07-21 Finisar Corporation Adiabatically frequency modulated source
US7742542B2 (en) 2002-11-06 2010-06-22 Finisar Corporation Phase correlated quadrature amplitude modulation
US7406266B2 (en) 2002-11-06 2008-07-29 Finisar Corporation Flat-topped chirp induced by optical filter edge
US7376352B2 (en) 2002-11-06 2008-05-20 Finisar Corporation Chirp managed laser fiber optic system including an adaptive receiver
US7474859B2 (en) 2002-12-03 2009-01-06 Finisar Corporation Versatile compact transmitter for generation of advanced modulation formats
US7613401B2 (en) 2002-12-03 2009-11-03 Finisar Corporation Optical FM source based on intra-cavity phase and amplitude modulation in lasers
US7907648B2 (en) 2002-12-03 2011-03-15 Finisar Corporation Optical FM source based on intra-cavity phase and amplitude modulation in lasers
US7542683B2 (en) 2002-12-03 2009-06-02 Finisar Corporation Chirp Managed Laser (CML) transmitter
US7609977B2 (en) 2002-12-03 2009-10-27 Finisar Corporation Optical transmission using semiconductor optical amplifier (SOA)
US7809280B2 (en) 2002-12-03 2010-10-05 Finisar Corporation Chirp-managed, electroabsorption-modulated laser
US7480464B2 (en) 2002-12-03 2009-01-20 Finisar Corporation Widely tunable, dispersion tolerant transmitter
US7860404B2 (en) 2002-12-03 2010-12-28 Finisar Corporation Optical FM source based on intra-cavity phase and amplitude modulation in lasers
US7813648B2 (en) 2002-12-03 2010-10-12 Finisar Corporation Method and apparatus for compensating for fiber nonlinearity in a transmission system
US7925172B2 (en) 2002-12-03 2011-04-12 Finisar Corporation High power, low distortion directly modulated laser transmitter
US8792531B2 (en) 2003-02-25 2014-07-29 Finisar Corporation Optical beam steering for tunable laser applications
US7630425B2 (en) 2003-02-25 2009-12-08 Finisar Corporation Optical beam steering for tunable laser applications
WO2005084268A2 (en) 2004-02-27 2005-09-15 Azna Llc Fm source and spectral reshaping element
US7639955B2 (en) 2004-09-02 2009-12-29 Finisar Corporation Method and apparatus for transmitting a signal using a chirp managed laser (CML) and an optical spectrum reshaper (OSR) before an optical receiver
US20070012860A1 (en) * 2005-05-05 2007-01-18 Daniel Mahgerefteh Optical source with ultra-low relative intensity noise (RIN)
EP2008135A4 (en) * 2006-04-06 2015-08-26 Finisar Corp VERSATILE COMPACT TRANSMITTER FOR GENERATING ADVANCED MODULATION FORMATS
US7697186B2 (en) 2006-10-24 2010-04-13 Finisar Corporation Spectral response modification via spatial filtering with optical fiber
WO2008080171A1 (en) 2006-12-22 2008-07-03 Finisar Corporation Optical transmitter having a widely tunable directly modulated laser and periodic optical spectrum reshaping element
US7941057B2 (en) 2006-12-28 2011-05-10 Finisar Corporation Integral phase rule for reducing dispersion errors in an adiabatically chirped amplitude modulated signal
US8131157B2 (en) 2007-01-22 2012-03-06 Finisar Corporation Method and apparatus for generating signals with increased dispersion tolerance using a directly modulated laser transmitter
CN101641846B (zh) 2007-02-02 2012-02-08 菲尼萨公司 发射器模块中的用于光电子部件的温度稳定封装
US7991291B2 (en) 2007-02-08 2011-08-02 Finisar Corporation WDM PON based on DML
US8027593B2 (en) 2007-02-08 2011-09-27 Finisar Corporation Slow chirp compensation for enhanced signal bandwidth and transmission performances in directly modulated lasers
US7697847B2 (en) 2007-04-02 2010-04-13 Finisar Corporation Dispersion compensator for frequency reshaped optical signals
US7991297B2 (en) 2007-04-06 2011-08-02 Finisar Corporation Chirped laser with passive filter element for differential phase shift keying generation
US8204386B2 (en) 2007-04-06 2012-06-19 Finisar Corporation Chirped laser with passive filter element for differential phase shift keying generation
US7760777B2 (en) 2007-04-13 2010-07-20 Finisar Corporation DBR laser with improved thermal tuning efficiency
US7778295B2 (en) 2007-05-14 2010-08-17 Finisar Corporation DBR laser with improved thermal tuning efficiency
EP2161798B1 (en) * 2007-06-25 2016-09-28 Nippon Telegraph and Telephone Corporation Optical modulation signal generation device and optical modulation signal generation method
US8160455B2 (en) * 2008-01-22 2012-04-17 Finisar Corporation Method and apparatus for generating signals with increased dispersion tolerance using a directly modulated laser transmitter
JP2009177449A (ja) * 2008-01-24 2009-08-06 Nippon Telegr & Teleph Corp <Ntt> 光受信器、光通信システム及び光受信方法
US9176665B2 (en) * 2008-01-30 2015-11-03 Hewlett-Packard Development Company, L.P. Flexible user input device system
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EP2263332A2 (en) 2008-03-12 2010-12-22 Hypres Inc. Digital radio-frequency tranceiver system and method
US7869473B2 (en) 2008-03-21 2011-01-11 Finisar Corporation Directly modulated laser with isolated modulated gain electrode for improved frequency modulation
US8260150B2 (en) 2008-04-25 2012-09-04 Finisar Corporation Passive wave division multiplexed transmitter having a directly modulated laser array
EP2154800A1 (en) * 2008-08-13 2010-02-17 PGT Photonics S.p.A. Dispersin tolerant optical system and method thereof
US8199785B2 (en) 2009-06-30 2012-06-12 Finisar Corporation Thermal chirp compensation in a chirp managed laser
US8385749B2 (en) * 2009-07-02 2013-02-26 International Business Machines Corporation High speed optical transmitter with directly modulated laser source
US8685845B2 (en) 2010-08-20 2014-04-01 International Business Machines Corporation Epitaxial growth of silicon doped with carbon and phosphorus using hydrogen carrier gas
US8781336B1 (en) * 2011-02-10 2014-07-15 Finisar Corporation Optical filter for use in a laser transmitter
WO2013091174A1 (zh) * 2011-12-20 2013-06-27 华为技术有限公司 激光器、无源光网络系统、装置以及波长控制方法
WO2023012897A1 (ja) * 2021-08-03 2023-02-09 日本電信電話株式会社 光送信器、光伝送システムおよび光送信方法

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DE3005645A1 (de) * 1980-02-15 1981-08-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur modulation eines halbleiterlasers
JPS5727087A (en) * 1980-07-25 1982-02-13 Toshiba Corp Wavelength sweeping laser

Also Published As

Publication number Publication date
JPS5939934B2 (ja) 1984-09-27
FR2512298B1 (fr) 1986-07-25
US4561119A (en) 1985-12-24
FR2512298A1 (fr) 1983-03-04
GB2107147B (en) 1985-07-10
ES8306553A1 (es) 1983-06-01
DE3232430C2 (de) 1993-12-02
DE3232430A1 (de) 1983-03-10
GB2107147A (en) 1983-04-20
JPS5875340A (ja) 1983-05-07

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