ITMI20021938A1 - Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta - Google Patents

Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta

Info

Publication number
ITMI20021938A1
ITMI20021938A1 IT001938A ITMI20021938A ITMI20021938A1 IT MI20021938 A1 ITMI20021938 A1 IT MI20021938A1 IT 001938 A IT001938 A IT 001938A IT MI20021938 A ITMI20021938 A IT MI20021938A IT MI20021938 A1 ITMI20021938 A1 IT MI20021938A1
Authority
IT
Italy
Prior art keywords
assess
receiver
decrease
causes
transmission system
Prior art date
Application number
IT001938A
Other languages
English (en)
Inventor
Primo Garofoli
Elena Maria Grassi
Gianfranco Verbana
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Priority to IT001938A priority Critical patent/ITMI20021938A1/it
Priority to EP03292181A priority patent/EP1398893A3/en
Priority to US10/658,547 priority patent/US20040052465A1/en
Publication of ITMI20021938A1 publication Critical patent/ITMI20021938A1/it

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
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1141—One-way transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4249—Packages, e.g. shape, construction, internal or external details comprising arrays of active devices and fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
IT001938A 2002-09-12 2002-09-12 Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta ITMI20021938A1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT001938A ITMI20021938A1 (it) 2002-09-12 2002-09-12 Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta
EP03292181A EP1398893A3 (en) 2002-09-12 2003-09-05 Receiver for a free space optics system
US10/658,547 US20040052465A1 (en) 2002-09-12 2003-09-10 Receiver for a free space optics system which is able to evaluate the causes of a reduction of the received power

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT001938A ITMI20021938A1 (it) 2002-09-12 2002-09-12 Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta

Publications (1)

Publication Number Publication Date
ITMI20021938A1 true ITMI20021938A1 (it) 2004-03-13

Family

ID=31726550

Family Applications (1)

Application Number Title Priority Date Filing Date
IT001938A ITMI20021938A1 (it) 2002-09-12 2002-09-12 Ricevitore per sistema di trasmissione ottico in aria in grado di valutare le cause di un'eventuale diminuzione di potenza ricevuta

Country Status (3)

Country Link
US (1) US20040052465A1 (it)
EP (1) EP1398893A3 (it)
IT (1) ITMI20021938A1 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7643755B2 (en) * 2003-10-13 2010-01-05 Noble Peak Vision Corp. Optical receiver comprising a receiver photodetector integrated with an imaging array
US8301032B2 (en) * 2008-02-12 2012-10-30 Arun Kumar Majumdar Wide field-of-view amplified fiber-retro for secure high data rate communications and remote data transfer
US8686365B2 (en) * 2008-07-28 2014-04-01 Infrared Newco, Inc. Imaging apparatus and methods
US8200094B1 (en) * 2009-04-11 2012-06-12 Applied Micro Circuits Corporation System and method for free space optical connector alignment
US20100266290A1 (en) * 2009-04-15 2010-10-21 Honeywell International Inc. Laser communication positioning system
US9088357B2 (en) * 2012-09-28 2015-07-21 Applied Micro Circuits Corporation Imaging system for passive alignment of engines
US9537580B2 (en) 2013-12-18 2017-01-03 Northrop Grumman Systems Corporation Optical receiver sensitivity system
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
SG11201605587WA (en) * 2014-01-10 2016-08-30 Palmer Labs Llc Diverged-beam communications system
US9571192B2 (en) * 2014-05-21 2017-02-14 Space Photonics, Inc. Simultaneous multi-channel optical communications system with beam pointing, switching, and tracking using moving focal plane devices
US9813151B2 (en) 2014-08-05 2017-11-07 Massachusetts Institute Of Technology Free-space optical communication module for small satellites
US10003402B2 (en) * 2015-01-09 2018-06-19 Massachusetts Institute Technology Ground terminal design for high rate direct to earth optical communications
US10128949B2 (en) 2015-02-27 2018-11-13 Massachusetts Institute Of Technology Methods, systems, and apparatus for global multiple-access optical communications
CN111988091B (zh) * 2019-05-24 2022-04-05 华为技术有限公司 空间光耦合装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
US6381055B1 (en) * 1998-04-16 2002-04-30 At&T Corp. Transceiver positioning in free-space optical networks
US6792185B1 (en) * 2000-02-29 2004-09-14 Lucent Technologies Inc. Method and apparatus for automatic tracking of an optical signal in a wireless optical communication system
US6493490B1 (en) * 2000-12-18 2002-12-10 Terabeam Corporation Method and apparatus for receiving and aligning an optical communications beam with an integrated
US20030090765A1 (en) * 2001-11-09 2003-05-15 Neff Brian W. Free-space optical communication system
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
US20040208597A1 (en) * 2002-07-30 2004-10-21 Wittenberger John C. Free-Space optical transceiver link

Also Published As

Publication number Publication date
US20040052465A1 (en) 2004-03-18
EP1398893A2 (en) 2004-03-17
EP1398893A3 (en) 2004-12-29

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