DE69430167T2 - Leitungsungebundene optische Kommunikationssysteme - Google Patents

Leitungsungebundene optische Kommunikationssysteme

Info

Publication number
DE69430167T2
DE69430167T2 DE69430167T DE69430167T DE69430167T2 DE 69430167 T2 DE69430167 T2 DE 69430167T2 DE 69430167 T DE69430167 T DE 69430167T DE 69430167 T DE69430167 T DE 69430167T DE 69430167 T2 DE69430167 T2 DE 69430167T2
Authority
DE
Germany
Prior art keywords
communication systems
optical communication
wired optical
wired
systems
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 - Lifetime
Application number
DE69430167T
Other languages
English (en)
Other versions
DE69430167D1 (de
Inventor
Tetsuo Sakanaka
Takehide Hamuro
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Publication of DE69430167D1 publication Critical patent/DE69430167D1/de
Application granted granted Critical
Publication of DE69430167T2 publication Critical patent/DE69430167T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1123—Bidirectional transmission
    • H04B10/1125—Bidirectional transmission using a single common optical path

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
DE69430167T 1993-11-16 1994-11-15 Leitungsungebundene optische Kommunikationssysteme Expired - Lifetime DE69430167T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30973493A JP3302141B2 (ja) 1993-11-16 1993-11-16 光空間通信方法

Publications (2)

Publication Number Publication Date
DE69430167D1 DE69430167D1 (de) 2002-04-25
DE69430167T2 true DE69430167T2 (de) 2002-08-14

Family

ID=17996659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69430167T Expired - Lifetime DE69430167T2 (de) 1993-11-16 1994-11-15 Leitungsungebundene optische Kommunikationssysteme

Country Status (4)

Country Link
US (1) US5594580A (de)
EP (1) EP0653852B1 (de)
JP (1) JP3302141B2 (de)
DE (1) DE69430167T2 (de)

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JP3323651B2 (ja) * 1993-09-24 2002-09-09 キヤノン株式会社 光空間通信装置
JP3311187B2 (ja) * 1995-01-26 2002-08-05 キヤノン株式会社 双方向光空間伝送装置
JP3311197B2 (ja) * 1995-03-22 2002-08-05 キヤノン株式会社 双方向光空間伝送装置
US6931183B2 (en) 1996-03-29 2005-08-16 Dominion Lasercom, Inc. Hybrid electro-optic cable for free space laser antennas
US6348986B1 (en) 1996-03-29 2002-02-19 Dominion Lasercom. Inc. Wireless fiber-coupled telecommunication systems based on atmospheric transmission of laser signals
JP3859335B2 (ja) * 1996-12-17 2006-12-20 Ｎｅｃ東芝スペースシステム株式会社 光通信装置および光通信システム
US5953146A (en) * 1997-01-30 1999-09-14 At&T Corp. Method and apparatus for tracking alignment in wireless optical communications
US6154297A (en) * 1997-03-19 2000-11-28 At&T Corp Optical transceiver using common optical path for transmission and reception
DE19715636A1 (de) * 1997-04-15 1998-10-22 Renfer Robert O Vorrichtung zur drahtlosen optischen Übertragung
JPH10301056A (ja) * 1997-04-30 1998-11-13 Canon Inc 投・受光装置
US6016212A (en) * 1997-04-30 2000-01-18 At&T Corp Optical receiver and demultiplexer for free-space wavelength division multiplexing communications systems
WO1999012285A1 (en) * 1997-09-02 1999-03-11 Trex Communications Corporation Laser communication transceiver
JPH11122179A (ja) * 1997-10-09 1999-04-30 Seiko Epson Corp 空間光伝送装置及び空間光伝送方法
JPH11136190A (ja) * 1997-10-24 1999-05-21 Canon Inc 光空間通信装置
DE19756935C2 (de) * 1997-12-20 2001-12-06 Deutsch Zentr Luft & Raumfahrt Verfahren zur Änderung des Öffnungswinkels eines optischen Teleskops und optische Freiraum-Kommunikationsterminals zur Durchführung des Verfahrens
US6268944B1 (en) 1998-02-19 2001-07-31 Com Dev Limited Free-space optical lasercom system
US6285476B1 (en) * 1998-06-10 2001-09-04 Lsa, Inc. Laser communication system and methods
WO2000004660A2 (en) * 1998-07-16 2000-01-27 Terabeam Networks, Inc. Optical communication system that transmits and receives data through free space
JP2000101515A (ja) * 1998-07-21 2000-04-07 Asahi Precision Co Ltd 送受信一体型光通信装置
EP1046248A1 (de) * 1998-10-22 2000-10-25 Robert Otto Renfer Vorrichtung und verfahren zur drahtlosen optischen übertragung
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JP2001326608A (ja) * 2000-05-15 2001-11-22 Canon Inc 光空間通信装置
US6867889B1 (en) * 2000-07-28 2005-03-15 Terabeam Corporation Transceiver for a wireless optical telecommunication system
US6483621B1 (en) * 2000-07-28 2002-11-19 Terabeam Corporation Method and apparatus for tone tracking in wireless optical communication systems
US6768876B1 (en) * 2000-07-28 2004-07-27 Terabeam Corporation Method and apparatus for tracking an optical communications system
US6643467B1 (en) 2000-10-05 2003-11-04 Lucent Technologies Inc. Method and apparatus for controlling received power levels within a free space optical communication system
CA2365804A1 (en) * 2000-12-22 2002-06-22 Mitsuru Yamamoto Optical path control apparatus with mirror section, and manufacturing method for the same
RU2178954C1 (ru) * 2001-03-01 2002-01-27 Септре Коммуникейшинс Лимитед Беспроводная дуплексная оптическая система связи
US6510401B2 (en) 2001-05-11 2003-01-21 The United States Of America As Represented By The Director Of The National Security Agency Method of authenticating beacon
US6721510B2 (en) * 2001-06-26 2004-04-13 Aoptix Technologies, Inc. Atmospheric optical data transmission system
JP3817451B2 (ja) * 2001-09-03 2006-09-06 キヤノン株式会社 空間光通信装置および空間光通信システム
US20040208598A1 (en) * 2002-07-30 2004-10-21 Wittenberger John C. Optical wireless transceiver
US20040042797A1 (en) * 2002-08-30 2004-03-04 Nicholas Bratt Low profile FSO transceiver and apparatus for mounting same to a window
US7289736B1 (en) 2003-01-13 2007-10-30 Aoptix Technologies Adaptive optics imaging system with object acquisition capability
US7286766B2 (en) 2003-01-16 2007-10-23 Aoptix Technologies, Inc. Free space optical communication system with power level management
JP4137678B2 (ja) * 2003-03-27 2008-08-20 オリンパス株式会社 光偏向装置と、光スイッチと、光偏向装置の制御方法
JP4393094B2 (ja) * 2003-04-10 2010-01-06 キヤノン株式会社 光学系
US20040258415A1 (en) * 2003-06-18 2004-12-23 Boone Bradley G. Techniques for secure free space laser communications
US20050013616A1 (en) * 2003-07-14 2005-01-20 Kelson Yen Optical antenna system for free-space optical communication system
US7272322B2 (en) * 2003-09-29 2007-09-18 Harris Corporation Modular free space optical (FSO) device and related methods
US7689127B1 (en) * 2004-04-15 2010-03-30 Lockheed Martin Corporation Deformable mirrors for multi-access laser communications terminal
JP4371910B2 (ja) * 2004-05-31 2009-11-25 キヤノン株式会社 光空間伝送装置
US7587141B2 (en) * 2005-08-02 2009-09-08 Itt Manufacturing Enterprises, Inc. Communication transceiver architecture
JP4616119B2 (ja) * 2005-08-05 2011-01-19 オリンパス株式会社 マルチビーム生成器、それを用いたマルチビーム光源および空間光伝送装置
JP4702223B2 (ja) * 2006-08-18 2011-06-15 コニカミノルタオプト株式会社 レーザ光学装置
US8139944B2 (en) * 2007-05-08 2012-03-20 The Boeing Company Method and apparatus for clearing an optical channel
JP5278890B2 (ja) * 2007-11-15 2013-09-04 独立行政法人情報通信研究機構 光捕捉追尾装置
US8200094B1 (en) * 2009-04-11 2012-06-12 Applied Micro Circuits Corporation System and method for free space optical connector alignment
US9252876B2 (en) * 2009-05-06 2016-02-02 Synopta Gmbh Hybrid communication apparatus for high-rate data transmission between moving and/or stationary platforms
US8315525B2 (en) * 2010-05-07 2012-11-20 Exelis Inc. Amplification of interleaved optical signals
CN102624447B (zh) * 2012-03-29 2014-10-01 中国科学院上海光学精密机械研究所 双光路实时控制差分干涉接收装置
JP5991697B2 (ja) * 2013-12-19 2016-09-14 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ 光接続装置、情報処理装置及びデータ伝送方法
US9847834B2 (en) * 2014-01-10 2017-12-19 8 Rivers Capital, Llc Diverged-beam communications system
WO2017169911A1 (ja) * 2016-03-29 2017-10-05 日本電気株式会社 移動体間通信システム、移動体間通信方法およびプログラム記録媒体
US10039103B2 (en) * 2016-05-17 2018-07-31 X Development Llc Acquisition and tracking apparatus for free space optical communications
US11716140B2 (en) * 2019-01-24 2023-08-01 X Development Llc Two-mirror tracking system for free-space optical communication
US10841007B1 (en) * 2019-12-19 2020-11-17 Bae Systems Information And Electronic Systems Integration Inc. Full duplex laser communication terminal architecture without dedicated beacon laser
JP2021197567A (ja) * 2020-06-09 2021-12-27 株式会社タムロン 通信装置、光軸方向調整方法、及び、通信システム
US11307367B2 (en) * 2020-08-17 2022-04-19 X Development Llc Method of precision beam collimation using fiber-optic circulator and wavelength tunable source
US11009595B1 (en) 2020-11-13 2021-05-18 Bae Systems Information And Electronic Systems Integration Inc. Continuously variable optical beam splitter
US11002956B1 (en) 2020-11-19 2021-05-11 Bae Systems Information And Electronic Systems Integration Inc. Refractive laser communication beam director with dispersion compensation

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JPH01241930A (ja) * 1988-03-23 1989-09-26 Sony Corp 光空間伝送装置
JP2705104B2 (ja) * 1988-05-20 1998-01-26 ソニー株式会社 送信装置
GB8816277D0 (en) * 1988-07-08 1988-08-10 Univ London Optical transmission arrangement
US5060304A (en) * 1989-12-26 1991-10-22 Cubic Corporation Alignment acquiring, optical beam communication link
US5142400A (en) * 1989-12-26 1992-08-25 Cubic Corporation Method and apparatus for automatic acquisition and alignment of an optical beam communication link
JP3187495B2 (ja) * 1991-12-28 2001-07-11 ソニー株式会社 光空間伝送装置
US5347387A (en) * 1992-03-24 1994-09-13 Rice Robert C Self-aligning optical transceiver

Also Published As

Publication number Publication date
DE69430167D1 (de) 2002-04-25
JPH07143064A (ja) 1995-06-02
EP0653852A1 (de) 1995-05-17
US5594580A (en) 1997-01-14
EP0653852B1 (de) 2002-03-20
JP3302141B2 (ja) 2002-07-15

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