FI904389A0 - Anordning och foerfarande foer reducering av distortion i ett analogt optiskt transmisonssystem. - Google Patents

Anordning och foerfarande foer reducering av distortion i ett analogt optiskt transmisonssystem.

Info

Publication number
FI904389A0
FI904389A0 FI904389A FI904389A FI904389A0 FI 904389 A0 FI904389 A0 FI 904389A0 FI 904389 A FI904389 A FI 904389A FI 904389 A FI904389 A FI 904389A FI 904389 A0 FI904389 A0 FI 904389A0
Authority
FI
Finland
Prior art keywords
transmisonssystem
reducering
anordination
distortion
analog
Prior art date
Application number
FI904389A
Other languages
English (en)
Finnish (fi)
Inventor
Michael F Jeffers
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
Publication of FI904389A0 publication Critical patent/FI904389A0/fi

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
    • H04B10/50—Transmitters
    • H04B10/58—Compensation for non-linear transmitter output
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
    • 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
    • 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
    • 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
    • H04B10/504—Laser transmitters using direct modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
FI904389A 1989-09-06 1990-09-06 Anordning och foerfarande foer reducering av distortion i ett analogt optiskt transmisonssystem. FI904389A0 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40345789A 1989-09-06 1989-09-06

Publications (1)

Publication Number Publication Date
FI904389A0 true FI904389A0 (fi) 1990-09-06

Family

ID=23595851

Family Applications (1)

Application Number Title Priority Date Filing Date
FI904389A FI904389A0 (fi) 1989-09-06 1990-09-06 Anordning och foerfarande foer reducering av distortion i ett analogt optiskt transmisonssystem.

Country Status (8)

Country Link
EP (1) EP0416424A3 (no)
JP (1) JPH03104331A (no)
KR (1) KR910007303A (no)
CA (1) CA2024566A1 (no)
FI (1) FI904389A0 (no)
IE (1) IE903084A1 (no)
IL (1) IL95418A0 (no)
NO (1) NO903869L (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5252930A (en) * 1989-09-07 1993-10-12 Ortel Corporation Predistorter for linearization of electronic and optical signals
EP0524758B1 (en) * 1991-07-23 1998-10-28 AT&T Corp. Distortion compensation for analog optical systems
DE4410217C2 (de) * 1994-03-24 2003-12-11 Bosch Gmbh Robert Befestigung und Ankopplung eines opto-elektronischen Sensors an einer Scheibe sowie Aufbau des Sensors
JPH10145297A (ja) 1996-11-08 1998-05-29 Nec Corp フィードフォワード歪補償方式
WO2015145603A1 (ja) * 2014-03-26 2015-10-01 株式会社島津製作所 レーザ装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448414A (en) * 1977-09-26 1979-04-17 Nippon Telegr & Teleph Corp <Ntt> Optical relay unit
US4532478A (en) * 1984-05-30 1985-07-30 Rockwell International Corporation Phase adjusted feedforward system utilizing a single amplitude/phase equalizer
JP2610667B2 (ja) * 1988-11-25 1997-05-14 住友電気工業株式会社 光通信システム

Also Published As

Publication number Publication date
IE903084A1 (en) 1991-03-13
NO903869D0 (no) 1990-09-05
EP0416424A2 (en) 1991-03-13
IL95418A0 (en) 1991-06-30
EP0416424A3 (en) 1991-12-04
JPH03104331A (ja) 1991-05-01
CA2024566A1 (en) 1991-03-07
KR910007303A (ko) 1991-04-30
NO903869L (no) 1991-03-07

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: GENERAL INSTRUMENT CORPORATION