DE69322479D1 - Vorrichtung und Verfahren zur Linearisierung eines externen optischen Modulators - Google Patents

Vorrichtung und Verfahren zur Linearisierung eines externen optischen Modulators

Info

Publication number
DE69322479D1
DE69322479D1 DE69322479T DE69322479T DE69322479D1 DE 69322479 D1 DE69322479 D1 DE 69322479D1 DE 69322479 T DE69322479 T DE 69322479T DE 69322479 T DE69322479 T DE 69322479T DE 69322479 D1 DE69322479 D1 DE 69322479D1
Authority
DE
Germany
Prior art keywords
linearizing
optical modulator
external optical
external
modulator
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 - Fee Related
Application number
DE69322479T
Other languages
English (en)
Other versions
DE69322479T2 (de
Inventor
David R Huber David R Huber
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.)
Arris Technology Inc
Original Assignee
Arris Technology Inc
General 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 Arris Technology Inc, General Instrument Corp filed Critical Arris Technology Inc
Publication of DE69322479D1 publication Critical patent/DE69322479D1/de
Application granted granted Critical
Publication of DE69322479T2 publication Critical patent/DE69322479T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5051—Laser transmitters using external modulation using a series, i.e. cascade, combination of modulators
    • 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
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50572—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulating signal amplitude including amplitude distortion
    • 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
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50575—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulator DC bias
    • 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
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50577—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the phase of the modulating signal
    • 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
    • H04B10/58—Compensation for non-linear transmitter output
    • H04B10/588—Compensation for non-linear transmitter output in external modulation systems
    • 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
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
    • G02F1/0123—Circuits for the control or stabilisation of the bias voltage, e.g. automatic bias control [ABC] feedback loops
    • 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
DE69322479T 1992-10-20 1993-10-16 Vorrichtung und Verfahren zur Linearisierung eines externen optischen Modulators Expired - Fee Related DE69322479T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/963,460 US5321543A (en) 1992-10-20 1992-10-20 Apparatus and method for linearizing an external optical modulator

Publications (2)

Publication Number Publication Date
DE69322479D1 true DE69322479D1 (de) 1999-01-21
DE69322479T2 DE69322479T2 (de) 1999-06-24

Family

ID=25507277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322479T Expired - Fee Related DE69322479T2 (de) 1992-10-20 1993-10-16 Vorrichtung und Verfahren zur Linearisierung eines externen optischen Modulators

Country Status (9)

Country Link
US (1) US5321543A (de)
EP (1) EP0594088B1 (de)
AU (1) AU658806B2 (de)
DE (1) DE69322479T2 (de)
ES (1) ES2125292T3 (de)
GR (1) GR3029420T3 (de)
MX (1) MX9306511A (de)
NZ (1) NZ248982A (de)
TW (1) TW256884B (de)

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Also Published As

Publication number Publication date
AU4907593A (en) 1994-05-05
AU658806B2 (en) 1995-04-27
ES2125292T3 (es) 1999-03-01
TW256884B (de) 1995-09-11
GR3029420T3 (en) 1999-05-28
EP0594088A1 (de) 1994-04-27
DE69322479T2 (de) 1999-06-24
US5321543A (en) 1994-06-14
MX9306511A (es) 1994-04-29
NZ248982A (en) 1995-08-28
EP0594088B1 (de) 1998-12-09

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee