DE60023386D1 - Optisches FM Übertragungssystem - Google Patents

Optisches FM Übertragungssystem

Info

Publication number
DE60023386D1
DE60023386D1 DE60023386T DE60023386T DE60023386D1 DE 60023386 D1 DE60023386 D1 DE 60023386D1 DE 60023386 T DE60023386 T DE 60023386T DE 60023386 T DE60023386 T DE 60023386T DE 60023386 D1 DE60023386 D1 DE 60023386D1
Authority
DE
Germany
Prior art keywords
optical
transmission system
transmission
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
DE60023386T
Other languages
English (en)
Other versions
DE60023386T2 (de
Inventor
Masanori Iida
Hisashi Adachi
Hiroyuki Asakura
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE60023386D1 publication Critical patent/DE60023386D1/de
Application granted granted Critical
Publication of DE60023386T2 publication Critical patent/DE60023386T2/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
    • H04B10/516—Details of coding or modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
    • 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
    • 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
    • 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
    • H04B2210/00—Indexing scheme relating to optical transmission systems
    • H04B2210/517—Optical NRZ to RZ conversion, or vice versa

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
DE60023386T 1999-03-31 2000-03-23 Optisches FM Übertragungssystem Expired - Fee Related DE60023386T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9333499 1999-03-31
JP9333499 1999-03-31

Publications (2)

Publication Number Publication Date
DE60023386D1 true DE60023386D1 (de) 2005-12-01
DE60023386T2 DE60023386T2 (de) 2006-04-27

Family

ID=14079382

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60023386T Expired - Fee Related DE60023386T2 (de) 1999-03-31 2000-03-23 Optisches FM Übertragungssystem

Country Status (3)

Country Link
US (2) US6658216B1 (de)
EP (2) EP1041749B1 (de)
DE (1) DE60023386T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6658216B1 (en) * 1999-03-31 2003-12-02 Matsushita Electric Industrial Co., Ltd. Voltage controlled oscillator, FM signal optical transmitter, FM signal optical receiver and FM signal optical transmission system
US7346279B1 (en) * 2002-03-25 2008-03-18 Forster Energy Llc Optical transceiver using heterodyne detection and a transmitted reference clock
JP3970303B2 (ja) * 2003-07-11 2007-09-05 日本電信電話株式会社 光信号送信機
US7554324B2 (en) * 2003-10-28 2009-06-30 Honeywell International Inc. Turbine blade proximity sensor and control system
JP2005277713A (ja) * 2004-03-24 2005-10-06 Toshiba Corp 光伝送システムとその光送信装置
JP5098569B2 (ja) * 2007-10-25 2012-12-12 ヤマハ株式会社 帯域拡張再生装置
JP5870754B2 (ja) * 2012-02-27 2016-03-01 富士通株式会社 光信号送信装置及び光信号送信方法
RU2628121C1 (ru) * 2016-10-11 2017-08-15 Компания АМОТЕК ТЕКНОЛОДЖИ ОЮ, рег. N 14113251 Способ построения широкодиапазонного преобразователя частоты радиосигналов и устройство для его осуществления

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469214A (en) * 1966-08-26 1969-09-23 Matsushita Electric Ind Co Ltd Reactance transistor circuit configuration
JPH0448889A (ja) 1990-06-15 1992-02-18 Nec Corp 光ｃａｔｖ分配方式
US5128755B1 (en) * 1990-07-25 1999-03-23 Wireless Technology Inc Wireless real time video system and method of making the same
US5212579A (en) 1991-03-11 1993-05-18 General Instrument Corporation Method and apparatus for communicating amplitude modulated signals over an optical communication path
GB9510127D0 (en) * 1995-05-20 1995-08-02 West End System Corp CATV Data transmission system
US6016426A (en) * 1996-10-10 2000-01-18 Mvs, Incorporated Method and system for cellular communication with centralized control and signal processing
US5903196A (en) * 1997-04-07 1999-05-11 Motorola, Inc. Self centering frequency multiplier
JPH1141171A (ja) 1997-07-18 1999-02-12 Hitachi Cable Ltd 光伝送システム
US6268777B1 (en) * 1997-11-20 2001-07-31 Applied Micro Circuits Corporation Single inductor fully integrated differential voltage controlled oscillator with automatic amplitude adjustment and on-chip varactor
EP0932268B1 (de) * 1998-01-27 2006-08-16 Matsushita Electric Industrial Co., Ltd. Optischer FM-Signal-Sender
US6091940A (en) * 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US6658216B1 (en) * 1999-03-31 2003-12-02 Matsushita Electric Industrial Co., Ltd. Voltage controlled oscillator, FM signal optical transmitter, FM signal optical receiver and FM signal optical transmission system

Also Published As

Publication number Publication date
EP1041749A1 (de) 2000-10-04
EP1524784A2 (de) 2005-04-20
EP1524784A3 (de) 2005-06-15
US6658216B1 (en) 2003-12-02
DE60023386T2 (de) 2006-04-27
US20040037571A1 (en) 2004-02-26
EP1041749B1 (de) 2005-10-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee