BR9607166A - Sistema para proporcionar compensação de não-linearidades ópticas em um sistema óptico que transmite sinais de dados em uma banda de frequência de transferência de dados - Google Patents

Sistema para proporcionar compensação de não-linearidades ópticas em um sistema óptico que transmite sinais de dados em uma banda de frequência de transferência de dados

Info

Publication number
BR9607166A
BR9607166A BR9607166A BR9607166A BR9607166A BR 9607166 A BR9607166 A BR 9607166A BR 9607166 A BR9607166 A BR 9607166A BR 9607166 A BR9607166 A BR 9607166A BR 9607166 A BR9607166 A BR 9607166A
Authority
BR
Brazil
Prior art keywords
optical
linearities
frequency band
provide compensation
transfer frequency
Prior art date
Application number
BR9607166A
Other languages
English (en)
Inventor
James D Farina
Original Assignee
Adc Telecomunications Inc
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 Adc Telecomunications Inc filed Critical Adc Telecomunications Inc
Publication of BR9607166A publication Critical patent/BR9607166A/pt

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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2203/00—Function characteristic
    • G02F2203/19—Function characteristic linearised modulation; reduction of harmonic distortions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Optical Communication System (AREA)
BR9607166A 1995-01-31 1996-01-30 Sistema para proporcionar compensação de não-linearidades ópticas em um sistema óptico que transmite sinais de dados em uma banda de frequência de transferência de dados BR9607166A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/381,228 US5515199A (en) 1995-01-31 1995-01-31 Optical system employing near-incoherent processing for distortion correction
PCT/US1996/001334 WO1996024201A1 (en) 1995-01-31 1996-01-30 Optical system employing near-incoherent processing for distortion correction

Publications (1)

Publication Number Publication Date
BR9607166A true BR9607166A (pt) 1997-11-11

Family

ID=23504187

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9607166A BR9607166A (pt) 1995-01-31 1996-01-30 Sistema para proporcionar compensação de não-linearidades ópticas em um sistema óptico que transmite sinais de dados em uma banda de frequência de transferência de dados

Country Status (10)

Country Link
US (1) US5515199A (pt)
EP (1) EP0807340A1 (pt)
JP (1) JP3203658B2 (pt)
KR (1) KR100253497B1 (pt)
CN (1) CN1084099C (pt)
AU (1) AU4706796A (pt)
BR (1) BR9607166A (pt)
CA (1) CA2211923C (pt)
IL (1) IL116954A (pt)
WO (1) WO1996024201A1 (pt)

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JPH08304430A (ja) * 1995-05-12 1996-11-22 Canon Inc 周波数シフタ及びそれを用いた光学式変位計測装置
US5644665A (en) * 1995-07-27 1997-07-01 The United States Of America As Represented By The Secretary Of The Navy Multi-octave, high dynamic range operation of low-biased modulators by balanced detection
JP3528998B2 (ja) * 1996-01-09 2004-05-24 松下電器産業株式会社 光伝送システムおよび光伝送方法
US5699179A (en) * 1996-02-23 1997-12-16 General Instrument Corporation Of Delaware Cancellation of distortion components in a fiber optic link with feed-forward linearization
US5850305A (en) * 1996-12-18 1998-12-15 Scientific-Atlanta, Inc. Adaptive predistortion control for optical external modulation
GB2320634A (en) * 1996-12-19 1998-06-24 Northern Telecom Ltd Optical sampling by using an interferometer to modulate a pulse train
US6374000B1 (en) 1996-12-23 2002-04-16 Dsc Communications A/S Method and an apparatus for modulating light in a modulator circuit comprising Mach-Zehnder modulator
US6587257B1 (en) * 1997-06-12 2003-07-01 Telecommunications Research Laboratories Non-linear subcarrier predistortion and upconversion system
EP0891086A1 (en) * 1997-07-10 1999-01-13 Alcatel A method to provide information concerning a frequency band, a head-end, a network terminator and a terminal realizing such a method and a communication access network including such a head-end, such a network terminator and such a terminal
US6333808B1 (en) 2000-04-28 2001-12-25 Alcatel Optical signal scrambling
JP3913547B2 (ja) * 2001-12-28 2007-05-09 独立行政法人情報通信研究機構 光変調装置およびそれを用いた光信号と電波信号との変換装置
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
US6992778B2 (en) * 2003-08-08 2006-01-31 Mitutoyo Corporation Method and apparatus for self-calibration of a tunable-source phase shifting interferometer
US7215893B2 (en) * 2003-08-28 2007-05-08 The Boeing Company RF photonics residual error correction
JP4568287B2 (ja) * 2004-11-11 2010-10-27 日本電信電話株式会社 光送信装置、光伝送システム、光送信方法および光伝送方法
US7742701B2 (en) * 2005-03-16 2010-06-22 Michael George Taylor Coherent optical channel substitution
US7813654B1 (en) * 2005-04-27 2010-10-12 Hrl Laboratories, Llc Broadband linearization of photonic modulation using transversal equalization
US7499603B1 (en) 2006-01-19 2009-03-03 Lockheed Martin Corporation Range extended electrooptic modulator
KR100887156B1 (ko) * 2007-10-25 2009-03-04 호서대학교 산학협력단 Ｈｆｃ망의 왜곡 및 잡음 상쇄 시스템
CN101277150B (zh) * 2008-03-21 2011-12-28 清华大学 电光调制器产生相移键控信号缺陷的在线监测方法
US8249540B1 (en) 2008-08-07 2012-08-21 Hypres, Inc. Two stage radio frequency interference cancellation system and method
US8693810B2 (en) * 2008-11-05 2014-04-08 The Trustees Of Princeton University Optical counter-phase system and method of RF interference cancellation
US8682170B2 (en) * 2011-05-20 2014-03-25 The Trustees Of Princeton University System and method for broadband RF interference cancellation
US8826359B2 (en) 2010-01-22 2014-09-02 Gainspeed, Inc. HFC cable system with shadow fiber and coax fiber terminals
US8863213B2 (en) 2010-01-22 2014-10-14 Gainspeed, Inc. Methods of adaptive cancelling and secondary communications channels for extended capability HFC cable systems
US9521464B2 (en) * 2010-01-22 2016-12-13 Gainspeed, Inc. HFC cable system with alternative wideband communications pathways and coax domain amplifier-repeaters
CN101893448B (zh) * 2010-07-16 2011-08-17 中国科学院长春光学精密机械与物理研究所 一种消除或减小激光外差干涉法中非线性误差的方法
CN101936747B (zh) * 2010-07-28 2011-09-28 中国科学院长春光学精密机械与物理研究所 波动探测方法中非线性误差的基波和奇次谐波消除法
JP5994773B2 (ja) * 2011-03-25 2016-09-21 日本電気株式会社 送信器、受信器、送信方法、受信方法及び通信システム
US9041992B2 (en) * 2013-01-18 2015-05-26 The Boeing Company Fiber stabilization of optical path differences (OPD) over a wide bandwidth frequency range for extended periods of time
US9081090B2 (en) * 2013-03-15 2015-07-14 Digital Signal Corporation System and method for increasing coherence length in lidar systems
EP3335368B1 (en) * 2015-08-14 2022-08-03 Nokia Technologies Oy On-chip continuous variable quantum key distribution system with polarization and frequency division multiplexing
GB2544507B (en) * 2015-11-18 2017-11-22 Servomex Group Ltd Method and system for reduction of influence of baseline distortion in absorption spectroscopy measurements
US11546058B1 (en) 2020-01-29 2023-01-03 Cable Television Laboratories, Inc. Systems and methods for chromatic dispersion pre-compensation
CN111983308B (zh) * 2020-08-19 2021-09-14 电子科技大学 Adc频谱测试中存在非相干采样和谐波失真的信号恢复方法

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US5547274A (en) * 1990-03-14 1996-08-20 Orchard Communications Inc. Modulated light source with a linear transfer function
US5166509A (en) * 1990-11-09 1992-11-24 Tacan Corporation Optical modulator noise nonlinearity reduction circuit
US5309532A (en) * 1991-12-02 1994-05-03 The Regents Of The University Of California Electro-optic intensity modulator with improved linearity

Also Published As

Publication number Publication date
CN1084099C (zh) 2002-05-01
IL116954A0 (en) 1996-05-14
CN1172564A (zh) 1998-02-04
IL116954A (en) 1999-08-17
KR100253497B1 (ko) 2000-04-15
KR19980701837A (ko) 1998-06-25
JPH10512124A (ja) 1998-11-17
AU4706796A (en) 1996-08-21
CA2211923C (en) 2001-04-17
JP3203658B2 (ja) 2001-08-27
WO1996024201A1 (en) 1996-08-08
US5515199A (en) 1996-05-07
CA2211923A1 (en) 1996-08-08
MX9705846A (es) 1998-08-30
EP0807340A1 (en) 1997-11-19

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. A CLASSIFICACAO IPC ANTERIOR ERA H04B 10/155.

Ipc: H04B 10/2507 (2013.01)

Ipc: H04B 10/2507 (2013.01)

B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2256 DE 01/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.