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CA2013246A1 - Liaison optique de communication via l'atmosphere - Google Patents

Liaison optique de communication via l'atmosphere

Info

Publication number
CA2013246A1
CA2013246A1 CA2013246A CA2013246A CA2013246A1 CA 2013246 A1 CA2013246 A1 CA 2013246A1 CA 2013246 A CA2013246 A CA 2013246A CA 2013246 A CA2013246 A CA 2013246A CA 2013246 A1 CA2013246 A1 CA 2013246A1
Authority
CA
Canada
Prior art keywords
optical
optical fiber
light
receiver
atmospheric
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.)
Granted
Application number
CA2013246A
Other languages
English (en)
Other versions
CA2013246C (fr
Inventor
Hubert Kostal
Rodney C. Luhn
Donald E. Smith
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of CA2013246A1 publication Critical patent/CA2013246A1/fr
Application granted granted Critical
Publication of CA2013246C publication Critical patent/CA2013246C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • 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
    • H04B10/1127—Bidirectional transmission using two distinct parallel optical paths

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Mobile Radio Communication Systems (AREA)
CA002013246A 1989-05-19 1990-03-28 Liaison optique de communication via l'atmosphere Expired - Fee Related CA2013246C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US354,527 1989-05-19
US07/354,527 US4960315A (en) 1989-05-19 1989-05-19 Atmosphric optical communication link

Publications (2)

Publication Number Publication Date
CA2013246A1 true CA2013246A1 (fr) 1990-11-19
CA2013246C CA2013246C (fr) 1994-05-03

Family

ID=23393736

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002013246A Expired - Fee Related CA2013246C (fr) 1989-05-19 1990-03-28 Liaison optique de communication via l'atmosphere

Country Status (7)

Country Link
US (1) US4960315A (fr)
EP (1) EP0398596B1 (fr)
JP (1) JPH036937A (fr)
KR (1) KR0149859B1 (fr)
CA (1) CA2013246C (fr)
DE (1) DE69029600T2 (fr)
ES (1) ES2095857T3 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5745623A (en) * 1995-08-17 1998-04-28 Kabushiki Kaisha Topcon Laser system for surveying
ZA200101911B (en) * 1998-09-16 2002-08-19 Jolt Ltd Wireless optical communications without electronics.
WO2000054413A2 (fr) * 1999-03-10 2000-09-14 Oraccess (Israel) 1999, Ltd. Communication optique atmospherique
EP1152555A1 (fr) * 2000-05-03 2001-11-07 Media Lario S.r.L. Miroir de telescope pour la transmission de données optiques de grande largeur de bande dans l'espace libre
EP1154591B1 (fr) * 2000-05-10 2003-09-24 Lucent Technologies Inc. Procédé et dispositif de poursuite automatique de signal de communication dans un système de transmission optique en espace libre
US6657783B1 (en) * 2000-10-05 2003-12-02 Lucent Technologies Inc. Method and apparatus for aligning telescopes within a free-space optical communication system
US6674576B1 (en) * 2000-10-04 2004-01-06 Rockwell Collins, Inc. Method and apparatus for unobstructed telescopic communications
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
US6795655B1 (en) 2000-10-09 2004-09-21 Meklyn Enterprises Limited Free-space optical communication system with spatial multiplexing
RU2214058C2 (ru) 2001-04-25 2003-10-10 Общество с ограниченной ответственностью "Подсолнечник Технологии" Способ формирования световых пучков для систем открытой оптической связи
RU2212763C2 (ru) * 2001-08-16 2003-09-20 Общество с ограниченной ответственностью "Подсолнечник Технологии" Система открытой оптической связи
RU2219666C1 (ru) * 2002-06-05 2003-12-20 Общество с ограниченной ответственностью "Подсолнечник Технологии" Устройство формирования светового пучка
US20040042797A1 (en) * 2002-08-30 2004-03-04 Nicholas Bratt Low profile FSO transceiver and apparatus for mounting same to a window
CN1866796B (zh) * 2006-05-31 2012-10-17 暨南大学 一种空分多址可见光无线接入系统
BE1020754A3 (fr) * 2012-06-14 2014-04-01 Centre Rech Metallurgique Dispositif de focalisation et de centrage d'un faisceau lumineux destine a l'optimisation de systemes spectrometriques.
US9709759B2 (en) * 2014-04-18 2017-07-18 Source Photonics (Chengdu) Co., Ltd. NxN parallel optical transceiver
EP3891906A1 (fr) * 2018-07-19 2021-10-13 Abderhamane, Ahmad Terminal mobile et réseau cellulaire a antennes et pseudo-satellites photoniques pour augmenter les vitesses de transferts et réduire les risques de maladies du cerveau et la pollution electromagnetique de rf

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330870A (en) * 1980-09-05 1982-05-18 Datapoint Corporation Optical data link
JPS57135534A (en) * 1981-02-16 1982-08-21 Nec Corp Transmitter and receiver for space traveling light
FR2500642B1 (fr) * 1981-02-24 1986-06-06 Nippon Sheet Glass Co Ltd Structure de support pour la fixation de fibres optiques et de lentilles et procede pour leur preparation ainsi que dispositif les utilisant
JPS5910045A (ja) * 1982-07-08 1984-01-19 Fujitec Co Ltd 無線光通信装置
GB2127643B (en) * 1982-09-24 1985-10-16 Standard Telephones Cables Ltd Optical data link
US4844574A (en) * 1988-07-05 1989-07-04 General Electric Company Optical fiber output coupler for a power laser

Also Published As

Publication number Publication date
DE69029600D1 (de) 1997-02-20
ES2095857T3 (es) 1997-03-01
CA2013246C (fr) 1994-05-03
EP0398596B1 (fr) 1997-01-08
EP0398596A2 (fr) 1990-11-22
KR900019404A (ko) 1990-12-24
US4960315A (en) 1990-10-02
KR0149859B1 (ko) 1999-05-15
EP0398596A3 (fr) 1992-04-08
DE69029600T2 (de) 1997-04-24
JPH036937A (ja) 1991-01-14

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