JP4067629B2 - 送受信用共通光路を使用する光送受信器及び光送受信方法 - Google Patents

送受信用共通光路を使用する光送受信器及び光送受信方法 Download PDF

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Publication number
JP4067629B2
JP4067629B2 JP06075698A JP6075698A JP4067629B2 JP 4067629 B2 JP4067629 B2 JP 4067629B2 JP 06075698 A JP06075698 A JP 06075698A JP 6075698 A JP6075698 A JP 6075698A JP 4067629 B2 JP4067629 B2 JP 4067629B2
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JP
Japan
Prior art keywords
light
optical transceiver
optical
photodetector
beam splitter
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Expired - Fee Related
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JP06075698A
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English (en)
Japanese (ja)
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JPH10276132A (ja
JPH10276132A5 (2
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アイ ジャビット ジョエル
エル ラトレッジ クリストファー
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AT&T Corp
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AT&T Corp
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Publication of JPH10276132A publication Critical patent/JPH10276132A/ja
Publication of JPH10276132A5 publication Critical patent/JPH10276132A5/ja
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Publication of JP4067629B2 publication Critical patent/JP4067629B2/ja
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    • 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

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP06075698A 1997-03-19 1998-03-12 送受信用共通光路を使用する光送受信器及び光送受信方法 Expired - Fee Related JP4067629B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/818,690 US6154297A (en) 1997-03-19 1997-03-19 Optical transceiver using common optical path for transmission and reception
US08/818,690 1997-03-19

Publications (3)

Publication Number Publication Date
JPH10276132A JPH10276132A (ja) 1998-10-13
JPH10276132A5 JPH10276132A5 (2) 2005-09-02
JP4067629B2 true JP4067629B2 (ja) 2008-03-26

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ID=25226170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP06075698A Expired - Fee Related JP4067629B2 (ja) 1997-03-19 1998-03-12 送受信用共通光路を使用する光送受信器及び光送受信方法

Country Status (5)

Country Link
US (1) US6154297A (2)
EP (1) EP0866572A3 (2)
JP (1) JP4067629B2 (2)
CN (1) CN1193851A (2)
CA (1) CA2231889C (2)

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JP2003524789A (ja) * 1998-04-30 2003-08-19 インフィネオン テクノロジース アクチエンゲゼルシャフト マルチチャネル用途に対する双方向光モジュール
US6925256B1 (en) * 2000-02-18 2005-08-02 Diplex Optical discriminator for transmitting and receiving in both optical fiber and free space applications
US6522437B2 (en) * 2001-02-15 2003-02-18 Harris Corporation Agile multi-beam free-space optical communication apparatus
GB2385198A (en) * 2002-02-07 2003-08-13 Denselight Semiconductors Pte Infrared photodetector with sensing array and hot-spot monitoring array
US6661546B1 (en) 2002-03-28 2003-12-09 Terabeam Corporation Multi-aperture holographic optical element for illumination sensing in a free space optical communication system
US6731415B1 (en) 2002-03-28 2004-05-04 Terabeam Corporation Multi-aperture holographic optical element for use in a free space optical communication system
US7127669B2 (en) * 2002-05-31 2006-10-24 Kiribati Wireless Ventures, Llc Redundant path communication methods and systems
ITMI20021938A1 (it) * 2002-09-12 2004-03-13 Cit Alcatel Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta
RU2233549C2 (ru) * 2002-10-18 2004-07-27 Милинкис Борис Моисеевич Лазерная линия связи
US20040100456A1 (en) * 2002-11-21 2004-05-27 Wang Michael Sujue Computer pen apparatus
US7062171B2 (en) * 2003-07-15 2006-06-13 Yusuke Ota Multi-wavelength, bi-directional optical multiplexer
US20050053338A1 (en) * 2003-09-05 2005-03-10 Yu-Te Chou Single-core bidirectional optical transceiver module
US7221874B2 (en) * 2003-09-29 2007-05-22 Harris Corporation Free space optical (FSO) device providing remote control features and related methods
US7215890B2 (en) * 2003-09-29 2007-05-08 Harris Corporation Free space optical (FSO) device providing power reduction features and related methods
US7272322B2 (en) * 2003-09-29 2007-09-18 Harris Corporation Modular free space optical (FSO) device and related methods
GB0408122D0 (en) 2004-04-13 2004-05-19 Koninkl Philips Electronics Nv Improvements relating to reception in optical networks
RU2311738C1 (ru) * 2006-03-13 2007-11-27 Общество с ограниченной ответственностью Научно-производственная фирма "Лазерные приборы" (ООО НПФ "ЛАЗЕРНЫЕ ПРИБОРЫ") Приемопередатчик для оптического устройства связи
CN100454787C (zh) * 2006-04-14 2009-01-21 南京邮电大学 自由空间光通信系统天线的定位与对准装置和方法
KR20090047615A (ko) * 2007-11-08 2009-05-13 삼성전자주식회사 가시광 통신 시스템에서 가시광 신호 수신 방법 및 장치
KR100976299B1 (ko) 2008-04-07 2010-08-16 엘에스전선 주식회사 양방향 광모듈 및 이를 이용한 레이저 거리 측정장치
US9800332B2 (en) * 2013-12-27 2017-10-24 Space Photonics, Inc. Acquisition, tracking, and pointing apparatus for free space optical communications with moving focal plane array
AU2016311179B2 (en) * 2015-08-21 2020-03-12 Caci Photonics, Llc Free space optical (FSO) system
CN109361457A (zh) * 2018-11-08 2019-02-19 京东方科技集团股份有限公司 基于可见光通信的信号收发装置及实现方法、系统

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US5047783A (en) * 1987-11-06 1991-09-10 Millitech Corporation Millimeter-wave imaging system
US5031188A (en) * 1990-04-30 1991-07-09 At&T Bell Laboratories Inline diplex lightwave transceiver
US5627669A (en) * 1991-11-13 1997-05-06 Canon Kabushiki Kaisha Optical transmitter-receiver
US5191339A (en) * 1992-03-05 1993-03-02 General Electric Company Phased-array antenna controller
US5260513A (en) * 1992-05-06 1993-11-09 University Of Massachusetts Lowell Method for absorbing radiation
US5274381A (en) * 1992-10-01 1993-12-28 General Electric Co. Optical controller with independent two-dimensional scanning
JPH0820510B2 (ja) * 1993-01-19 1996-03-04 株式会社エイ・ティ・アール光電波通信研究所 光通信機光学系のアライメント調整システム
JP3302141B2 (ja) * 1993-11-16 2002-07-15 キヤノン株式会社 光空間通信方法
US5390040A (en) * 1994-02-04 1995-02-14 Martin Marietta Corporation Optical transceiver for free-space communication links
JPH07218862A (ja) * 1994-02-04 1995-08-18 Canon Inc 空間光伝送装置
US5479540A (en) * 1994-06-30 1995-12-26 The Whitaker Corporation Passively aligned bi-directional optoelectronic transceiver module assembly
JP3846918B2 (ja) * 1994-08-02 2006-11-15 富士通株式会社 光伝送システム、光多重伝送システム及びその周辺技術
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
JPH0951325A (ja) * 1995-08-09 1997-02-18 Nec Corp 波長多重光伝送システム
US5790291A (en) * 1995-12-07 1998-08-04 Lucent Technologies Inc. Beam steering and tracking of laser communication links by dual-quadrant tracker and photodiode assembly
US5914976A (en) * 1997-01-08 1999-06-22 W. L. Gore & Associates, Inc. VCSEL-based multi-wavelength transmitter and receiver modules for serial and parallel optical links

Also Published As

Publication number Publication date
JPH10276132A (ja) 1998-10-13
EP0866572A2 (en) 1998-09-23
CA2231889C (en) 2002-04-16
CA2231889A1 (en) 1998-09-19
EP0866572A3 (en) 1999-12-01
US6154297A (en) 2000-11-28
CN1193851A (zh) 1998-09-23

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