AU2001278183A1 - Method and apparatus for tone tracking in wireless optical communication systems - Google Patents

Method and apparatus for tone tracking in wireless optical communication systems

Info

Publication number
AU2001278183A1
AU2001278183A1 AU2001278183A AU7818301A AU2001278183A1 AU 2001278183 A1 AU2001278183 A1 AU 2001278183A1 AU 2001278183 A AU2001278183 A AU 2001278183A AU 7818301 A AU7818301 A AU 7818301A AU 2001278183 A1 AU2001278183 A1 AU 2001278183A1
Authority
AU
Australia
Prior art keywords
communication systems
optical communication
wireless optical
tone tracking
tone
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.)
Abandoned
Application number
AU2001278183A
Inventor
Jeffrey C. Adams
Micah J. Barclay
Mark Pratt
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.)
Proxim Wireless Corp
Original Assignee
Proxim Wireless Corp
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 Proxim Wireless Corp filed Critical Proxim Wireless Corp
Publication of AU2001278183A1 publication Critical patent/AU2001278183A1/en
Abandoned 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
    • H04B10/1121—One-way transmission
AU2001278183A 2000-07-28 2001-06-26 Method and apparatus for tone tracking in wireless optical communication systems Abandoned AU2001278183A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/627,819 US6483621B1 (en) 2000-07-28 2000-07-28 Method and apparatus for tone tracking in wireless optical communication systems
US09627819 2000-07-28
PCT/US2001/041193 WO2002011319A1 (en) 2000-07-28 2001-06-26 Method and apparatus for tone tracking in wireless optical communication systems

Publications (1)

Publication Number Publication Date
AU2001278183A1 true AU2001278183A1 (en) 2002-02-13

Family

ID=24516270

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001278183A Abandoned AU2001278183A1 (en) 2000-07-28 2001-06-26 Method and apparatus for tone tracking in wireless optical communication systems

Country Status (6)

Country Link
US (1) US6483621B1 (en)
EP (1) EP1312173A1 (en)
JP (1) JP4920859B2 (en)
CN (1) CN1466827A (en)
AU (1) AU2001278183A1 (en)
WO (1) WO2002011319A1 (en)

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US6768876B1 (en) * 2000-07-28 2004-07-27 Terabeam Corporation Method and apparatus for tracking an optical communications system
US6674974B1 (en) 2000-07-28 2004-01-06 Terabeam Corporation Method and apparatus for tracking in an optical communications system
US20020071160A1 (en) * 2000-10-16 2002-06-13 Andrew Pavelchek Establishment and maintenance of optical links between optical transceiver nodes in free-space optical communications networks
US6941076B1 (en) * 2001-05-16 2005-09-06 Terabeam Corporation Tone modulation for out-of-band communication in a free-space optical communication link
US7680364B2 (en) * 2001-10-09 2010-03-16 Infinera Corporation Wavelength locking and power control systems for multi-channel photonic integrated circuits (PICS)
US7389052B2 (en) * 2002-01-30 2008-06-17 Texas Instruments Incorporated Calibration method for station orientation
US20040057730A1 (en) * 2002-09-18 2004-03-25 Harry Littlejohn Control processor for use with a transceiver in an optical wireless network
US6961680B2 (en) * 2002-12-27 2005-11-01 Corning Incorporated Synthesized high speed digital filters
US20040183790A1 (en) * 2003-02-27 2004-09-23 Miller Richard L. Customer order communication apparatus and methods
DE60324670D1 (en) * 2003-07-29 2008-12-24 Alcatel Lucent Method and apparatus for erasing an external interface effect in the active tracking track for a free-space optical communication
GB0408122D0 (en) * 2004-04-13 2004-05-19 Koninkl Philips Electronics Nv Improvements relating to reception in optical networks
US20070297808A1 (en) * 2005-05-17 2007-12-27 Andrew Pavelchek Establishment and maintenance of optical links between optical transceiver nodes in free-space optical communications networks
US20140255039A1 (en) * 2013-03-05 2014-09-11 Phase Sensitive Innovations, Inc Establishing optical coherence using free-space optical links
US10419975B1 (en) * 2015-12-11 2019-09-17 Spectranet, Inc. Parallel multi-bit low latency wireless messaging
US10039103B2 (en) * 2016-05-17 2018-07-31 X Development Llc Acquisition and tracking apparatus for free space optical communications
US10371508B1 (en) 2018-04-04 2019-08-06 X Development Llc Method for alignment of phase-sensitive tracking systems using variable delay offsets
US10277321B1 (en) * 2018-09-06 2019-04-30 Bae Systems Information And Electronic Systems Integration Inc. Acquisition and pointing device, system, and method using quad cell

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NL8301179A (en) * 1983-04-01 1984-11-01 Philips Nv HF SIGNAL RECEIVER FITTED WITH A PAIR OF PARALLEL SIGNAL ROADS.
JPS6221334A (en) * 1985-07-20 1987-01-29 Nec Corp Space propagation type optical communication equipment
US5062150A (en) 1989-01-23 1991-10-29 Massachusetts Institute Of Technology Fiber-based free-space optical system
US4918396A (en) * 1989-04-05 1990-04-17 At&T Bell Laboratories Monitoring and/or control of optical amplifiers
US5710652A (en) 1992-08-27 1998-01-20 Trex Communications Laser communication transceiver and system
JP2846212B2 (en) * 1993-04-21 1999-01-13 国際電信電話株式会社 Monitoring signal receiving method and apparatus
JP3302141B2 (en) * 1993-11-16 2002-07-15 キヤノン株式会社 Optical space communication method
JPH07307703A (en) * 1994-05-11 1995-11-21 Mitsubishi Electric Corp Optical space communication equipment and mirror drive mechanism for optical space communication equipment
JP3311187B2 (en) * 1995-01-26 2002-08-05 キヤノン株式会社 Bidirectional optical space transmission equipment
JP3311197B2 (en) * 1995-03-22 2002-08-05 キヤノン株式会社 Bidirectional optical space transmission equipment
US5777768A (en) 1995-09-01 1998-07-07 Astroterra Corporation Multiple transmitter laser link
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
FR2744866B1 (en) * 1996-02-13 1998-03-20 Alcatel Submarcom OPTICAL SIGNAL TRANSMISSION SYSTEM INCLUDING A REPEATER MONITORING SYSTEM
US5841563A (en) * 1996-08-21 1998-11-24 Bell Communications Research, Inc. Method and system for efficient optical transmission of NTSC video
DE59700165D1 (en) 1996-12-06 1999-06-24 Contraves Ag Method and device for aligning an optical transmission and reception beam in satellite connections
JP3859335B2 (en) 1996-12-17 2006-12-20 Ｎｅｃ東芝スペースシステム株式会社 Optical communication apparatus and optical communication system
JPH114196A (en) * 1997-06-11 1999-01-06 Toshiba Corp Optical communication system and optical transmitter therefor
US6631018B1 (en) * 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
JPH11122179A (en) * 1997-10-09 1999-04-30 Seiko Epson Corp Space light transmitter and space light transmission method
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US6271953B1 (en) * 1998-09-02 2001-08-07 Harris Corporation Method and system for optical free space communications using non-mechanical beam steering

Also Published As

Publication number Publication date
EP1312173A1 (en) 2003-05-21
JP4920859B2 (en) 2012-04-18
WO2002011319A1 (en) 2002-02-07
US6483621B1 (en) 2002-11-19
JP2004505541A (en) 2004-02-19
CN1466827A (en) 2004-01-07

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