TW248620B - - Google Patents

Info

Publication number
TW248620B
TW248620B TW082108986A TW82108986A TW248620B TW 248620 B TW248620 B TW 248620B TW 082108986 A TW082108986 A TW 082108986A TW 82108986 A TW82108986 A TW 82108986A TW 248620 B TW248620 B TW 248620B
Authority
TW
Taiwan
Application number
TW082108986A
Other languages
Chinese (zh)
Original Assignee
Gen Instrument Corp
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 Gen Instrument Corp filed Critical Gen Instrument Corp
Application granted granted Critical
Publication of TW248620B publication Critical patent/TW248620B/zh

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/66Non-coherent receivers, e.g. using direct detection
    • H04B10/67Optical arrangements in the receiver
    • H04B10/676Optical arrangements in the receiver for all-optical demodulation of the input optical signal
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2203/00Function characteristic
    • G02F2203/19Function characteristic linearised modulation; reduction of harmonic distortions

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
TW082108986A 1992-10-27 1993-10-28 TW248620B (US06534493-20030318-C00044.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/967,207 US5373389A (en) 1992-10-27 1992-10-27 Method for linearizing an unbalanced Mach Zehnder optical frequency discriminator

Publications (1)

Publication Number Publication Date
TW248620B true TW248620B (US06534493-20030318-C00044.png) 1995-06-01

Family

ID=25512460

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082108986A TW248620B (US06534493-20030318-C00044.png) 1992-10-27 1993-10-28

Country Status (8)

Country Link
US (1) US5373389A (US06534493-20030318-C00044.png)
EP (1) EP0595140B1 (US06534493-20030318-C00044.png)
AU (1) AU661253B2 (US06534493-20030318-C00044.png)
DE (1) DE69316313T2 (US06534493-20030318-C00044.png)
HK (1) HK1008453A1 (US06534493-20030318-C00044.png)
MX (1) MX9306692A (US06534493-20030318-C00044.png)
NZ (1) NZ250051A (US06534493-20030318-C00044.png)
TW (1) TW248620B (US06534493-20030318-C00044.png)

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IL107230A (en) * 1992-10-19 1999-01-26 Rhone Poulenc Agrochimie Process for agrochemical treatment of grasslands against insects by 1] 2, 6 dichloro - 4-) trifluoromethyl (phenyl [- 3 - cyano-4 -]) trifluoromethyl (sulphenyl (-
US5875048A (en) * 1995-03-06 1999-02-23 Cfx Communication Systems,Llc Linear multi-output optical transmitter system
US5710653A (en) * 1995-03-06 1998-01-20 Fiber Optic Network Solutions Corp. Linear multi-output optical transmitter system
US5953139A (en) * 1996-03-06 1999-09-14 Cfx Communications Systems, Llc Wavelength division multiplexing system
US5781327A (en) * 1996-08-19 1998-07-14 Trw Inc. Optically efficient high dynamic range electro-optic modulator
US6052393A (en) 1996-12-23 2000-04-18 The Regents Of The University Of Michigan Broadband Sagnac Raman amplifiers and cascade lasers
US6374006B1 (en) 1998-03-20 2002-04-16 Xtera Communications, Inc. Chirped period gratings for raman amplification in circulator loop cavities
US6356384B1 (en) 1998-03-24 2002-03-12 Xtera Communications Inc. Broadband amplifier and communication system
US6693737B2 (en) 1998-03-24 2004-02-17 Xtera Communications, Inc. Dispersion compensating nonlinear polarization amplifiers
US6760148B2 (en) 1998-03-24 2004-07-06 Xtera Communications, Inc. Nonlinear polarization amplifiers in nonzero dispersion shifted fiber
US6600592B2 (en) 1998-03-24 2003-07-29 Xtera Communications, Inc. S+ band nonlinear polarization amplifiers
DE69942932D1 (de) 1998-06-16 2010-12-23 Xtera Comm Inc Dispersionskompensierendes und verstärkendes optisches element
US6574037B2 (en) 1998-06-16 2003-06-03 Xtera Communications, Inc. All band amplifier
US6335820B1 (en) 1999-12-23 2002-01-01 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
US6359725B1 (en) 1998-06-16 2002-03-19 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
US6885498B2 (en) 1998-06-16 2005-04-26 Xtera Communications, Inc. Multi-stage optical amplifier and broadband communication system
GB9813412D0 (en) 1998-06-23 1998-08-19 Cambrian Systems Corp Optical FSK modulation and demodulation based on the thermal chirp for optical path overhead transfer using asymmetrical mach-zehnder interferometer
DE19833549A1 (de) * 1998-07-25 2000-01-27 Sel Alcatel Ag Empfänger für den Einsatz in einem Übertragungssystem für spektral kodierte Daten sowie ein Verfahren
US6567430B1 (en) 1998-09-21 2003-05-20 Xtera Communications, Inc. Raman oscillator including an intracavity filter and amplifiers utilizing same
US6359716B1 (en) * 1999-02-24 2002-03-19 Massachusetts Institute Of Technology All-optical analog FM optical receiver
US6201632B1 (en) * 1999-05-28 2001-03-13 Trw Inc. Feed forward optical frequency/phase demodulator
US7127172B1 (en) 1999-06-02 2006-10-24 Massachusetts Institute Of Technology Optical frequency filter
AU2001227844A1 (en) 2000-01-12 2001-07-24 Xtera Communications, Inc. Raman amplifier with bi-directional pumping
US6760509B2 (en) 2000-02-14 2004-07-06 The Regents Of The University Of Michigan SNR booster for WDM systems
US6697576B1 (en) * 2000-07-20 2004-02-24 Northrop Grumman Corporation Wideband, high-fidelity analog optical link design
US7277636B1 (en) * 2001-01-26 2007-10-02 Gazdzinski Robert F Optical communication apparatus and methods using pulses having modified propagation speeds
US6750784B2 (en) 2001-11-20 2004-06-15 Eaton Corporation Method of linearizing a sine and cosine signal
GB2385144B (en) 2002-01-23 2006-02-08 Marconi Optical Components Ltd Optical signal demodulators
US6590500B1 (en) 2002-03-19 2003-07-08 Eaton Corporation Method of linearizing a sine and cosine signal
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
US20030218790A1 (en) * 2002-05-14 2003-11-27 Mintera Corporation Chirp control in a high speed optical transmission system
US7483802B2 (en) 2004-06-18 2009-01-27 Bae Systems Plc. Linearisation apparatus
US7792432B2 (en) * 2006-03-02 2010-09-07 Emcore Corporation Externally modulated laser optical transmission system with feed forward noise cancellation
US8718485B2 (en) * 2007-07-13 2014-05-06 Nec Corporation Quantum key distribution system, optical transmitter, optical modulation control circuit, and optical modulation control method
US8285147B2 (en) * 2008-07-31 2012-10-09 Lg-Ericsson Co., Ltd. Bulk modulation of multiple wavelengths for generation of CATV optical comb
US9167308B2 (en) * 2012-08-23 2015-10-20 Finisar Corporation Integrated laser and modulator transmitter for CATV applications
CN103326782B (zh) * 2013-05-17 2016-03-30 北京邮电大学 一种提高多载波光源载噪比的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597755A (en) * 1968-05-28 1971-08-03 Sanders Associates Inc Active electro-optical intrusion alarm system having automatic balancing means
LU87164A1 (de) * 1987-12-15 1988-08-23 Siemens Ag Reflektionssender fuer ein bidirektionales lwl-kommunikationssystem
DE3818865A1 (de) * 1988-06-03 1989-12-07 Deutsche Forsch Luft Raumfahrt Opto-elektronischer a/d-wandler mit einer mehrzahl parallel geschalteter lichtwellenleiter-interferometer
US5191459A (en) * 1989-12-04 1993-03-02 Scientific-Atlanta, Inc. Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links
US5212579A (en) * 1991-03-11 1993-05-18 General Instrument Corporation Method and apparatus for communicating amplitude modulated signals over an optical communication path
US5166821A (en) * 1991-03-12 1992-11-24 General Instrument Corporation Reduction of non-linear effects in optical fiber communication systems and method of using same
US5276543A (en) * 1991-11-22 1994-01-04 Gte Laboratories Incorporated Optical signal equalizer for wavelength division multiplexed optical fiber systems
US5187713A (en) * 1992-01-30 1993-02-16 Northern Telecom Limited Nonlinear device control methods and apparatus

Also Published As

Publication number Publication date
HK1008453A1 (en) 1999-05-07
EP0595140A1 (en) 1994-05-04
DE69316313T2 (de) 1998-08-20
EP0595140B1 (en) 1998-01-14
NZ250051A (en) 1995-09-26
DE69316313D1 (de) 1998-02-19
MX9306692A (es) 1994-04-29
US5373389A (en) 1994-12-13
AU4907693A (en) 1994-05-12
AU661253B2 (en) 1995-07-13

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