DE69920678D1 - Vernetztes photonisches verteilungssystem zur messung der umgebungsbedingungen - Google Patents

Vernetztes photonisches verteilungssystem zur messung der umgebungsbedingungen

Info

Publication number
DE69920678D1
DE69920678D1 DE69920678T DE69920678T DE69920678D1 DE 69920678 D1 DE69920678 D1 DE 69920678D1 DE 69920678 T DE69920678 T DE 69920678T DE 69920678 T DE69920678 T DE 69920678T DE 69920678 D1 DE69920678 D1 DE 69920678D1
Authority
DE
Germany
Prior art keywords
light
optical
distribution network
detector
source
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
DE69920678T
Other languages
English (en)
Other versions
DE69920678T2 (de
Inventor
P Sharp
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.)
Honeywell International Inc
Original Assignee
Phoenix Controls 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 Phoenix Controls Corp filed Critical Phoenix Controls Corp
Application granted granted Critical
Publication of DE69920678D1 publication Critical patent/DE69920678D1/de
Publication of DE69920678T2 publication Critical patent/DE69920678T2/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
    • H04B10/27—Arrangements for networking
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/06—Non-electrical signal transmission systems, e.g. optical systems through light guides, e.g. optical fibres
    • 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
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/807—Optical power feeding, i.e. transmitting power using an optical signal

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
DE69920678T 1998-04-10 1999-03-16 Vernetztes photonisches verteilungssystem zur messung der umgebungsbedingungen Expired - Lifetime DE69920678T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US58468 1998-04-10
US09/058,468 US6252689B1 (en) 1998-04-10 1998-04-10 Networked photonic signal distribution system
PCT/US1999/005565 WO1999053634A1 (en) 1998-04-10 1999-03-16 Networked photonic distribution system for sensing ambient conditions

Publications (2)

Publication Number Publication Date
DE69920678D1 true DE69920678D1 (de) 2004-11-04
DE69920678T2 DE69920678T2 (de) 2005-10-06

Family

ID=22016990

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69920678T Expired - Lifetime DE69920678T2 (de) 1998-04-10 1999-03-16 Vernetztes photonisches verteilungssystem zur messung der umgebungsbedingungen

Country Status (6)

Country Link
US (1) US6252689B1 (de)
EP (1) EP1068686B1 (de)
AT (1) ATE278269T1 (de)
AU (1) AU3004499A (de)
DE (1) DE69920678T2 (de)
WO (1) WO1999053634A1 (de)

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US6792174B1 (en) * 1999-11-02 2004-09-14 Nortel Networks Limited Method and apparatus for signaling between an optical cross-connect switch and attached network equipment
US6597826B1 (en) 1999-11-02 2003-07-22 Xros, Inc. Optical cross-connect switching system with bridging, test access and redundancy
US6650803B1 (en) * 1999-11-02 2003-11-18 Xros, Inc. Method and apparatus for optical to electrical to optical conversion in an optical cross-connect switch
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US6584244B2 (en) * 2001-03-17 2003-06-24 Donald J. Lenkszus Switched filter for optical applications
US6782351B2 (en) 2001-09-11 2004-08-24 Purechoice, Inc. Air quality monitoring and space management system coupled to a private communications network
US20040088082A1 (en) * 2002-01-28 2004-05-06 Osman Ahmed Building control system and fume hood system for use therein having reduced wiring requirements
US6960126B2 (en) * 2002-10-10 2005-11-01 Honeywell International Inc. Wireless communication for fume hood control
US7409117B2 (en) 2004-02-11 2008-08-05 American Air Liquide, Inc. Dynamic laser power control for gas species monitoring
CA2573955C (en) * 2004-07-23 2013-12-17 Halton Company Improvements for control of exhaust systems
US8147302B2 (en) * 2005-03-10 2012-04-03 Aircuity, Inc. Multipoint air sampling system having common sensors to provide blended air quality parameter information for monitoring and building control
DE102005061674B4 (de) * 2005-12-21 2008-01-10 Hochschule Mannheim Faseroptisches Fluoreszenzsensorsystem
US7512291B2 (en) * 2006-05-31 2009-03-31 Mendoza Edgar A Fiber bragg crating sensor interrogation method
US20080274683A1 (en) 2007-05-04 2008-11-06 Current Energy Controls, Lp Autonomous Ventilation System
US20090061752A1 (en) 2007-08-28 2009-03-05 Current Energy Controls, Lp Autonomous Ventilation System
US7840380B2 (en) * 2008-02-29 2010-11-23 The Boeing Company Methods and systems for plume characterization
BRPI0910709B1 (pt) 2008-04-18 2020-10-27 Oy Halton Group Ltd dispositivo de exaustão
WO2010065793A1 (en) 2008-12-03 2010-06-10 Oy Halton Group Ltd. Exhaust flow control system and method
US8644708B2 (en) * 2009-10-21 2014-02-04 Futurewei Technologies Coupled seed light injection for wavelength division multiplexing passive optical networks
US9322568B2 (en) 2010-10-07 2016-04-26 Field Controls, Llc Whole house ventilation system
WO2012099632A1 (en) * 2011-01-21 2012-07-26 Cooper Technologies Company Airfield lighting control and monitoring system utilizing fiber optic double loop self healing communications
EP2707766A4 (de) * 2011-05-10 2015-07-08 Invensys Sys Inc Optische kommunikation mit mehreren stationen
US20130158887A1 (en) * 2011-12-20 2013-06-20 Globisens Ltd. Collaborative environment/experiment monitoring device and system
US9234790B2 (en) 2012-03-19 2016-01-12 The Board Of Trustees Of The Leland Stanford Junior University Apparatus and methods utilizing optical sensors operating in the reflection mode
US9694398B2 (en) 2012-10-31 2017-07-04 Honeywell International Inc. Controlling a fume hood airflow using an image of a fume hood opening
US20140193165A1 (en) * 2013-01-08 2014-07-10 Silicon Image, Inc. Electronic alignment of optical signals
US9109981B2 (en) 2013-03-15 2015-08-18 Aircuity, Inc. Methods and apparatus for indoor air contaminant monitoring
US9651531B2 (en) 2013-06-28 2017-05-16 Aircuity, Inc. Air sampling system providing compound discrimination via comparative PID approach
DE102016113531A1 (de) * 2016-07-22 2018-01-25 Etalon Ag Messsystem zum Messen von Längen und/oder Längenänderungen
EP3539100B1 (de) * 2016-11-11 2020-08-12 Carrier Corporation Auf hochempfindlicher faseroptik basierende detektion
JP6642400B2 (ja) * 2016-12-08 2020-02-05 株式会社ジェイテクト 光検知装置及び設備管理システム
DE102016125871A1 (de) 2016-12-29 2018-07-05 Endress+Hauser Conducta Gmbh+Co. Kg System zur Bestimmung und Überwachung zumindest einer Prozessgröße eines Mediums
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Also Published As

Publication number Publication date
WO1999053634A1 (en) 1999-10-21
EP1068686B1 (de) 2004-09-29
ATE278269T1 (de) 2004-10-15
DE69920678T2 (de) 2005-10-06
US6252689B1 (en) 2001-06-26
EP1068686A1 (de) 2001-01-17
AU3004499A (en) 1999-11-01

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