DE60217093D1 - Lichtwellenleiter basiertes Gerät zur Oberflächenprofilierung - Google Patents

Lichtwellenleiter basiertes Gerät zur Oberflächenprofilierung

Info

Publication number
DE60217093D1
DE60217093D1 DE60217093T DE60217093T DE60217093D1 DE 60217093 D1 DE60217093 D1 DE 60217093D1 DE 60217093 T DE60217093 T DE 60217093T DE 60217093 T DE60217093 T DE 60217093T DE 60217093 D1 DE60217093 D1 DE 60217093D1
Authority
DE
Germany
Prior art keywords
lpgs
surface profiling
ptl
embedded
photodetector
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 - Fee Related
Application number
DE60217093T
Other languages
English (en)
Other versions
DE60217093T2 (de
Inventor
Thomas D P Allsop
Ian Bennion
Timothy E Earthrowl-Gould
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.)
Aston University
Original Assignee
Aston University
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 Aston University filed Critical Aston University
Application granted granted Critical
Publication of DE60217093D1 publication Critical patent/DE60217093D1/de
Publication of DE60217093T2 publication Critical patent/DE60217093T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/02195—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating
    • G02B6/022—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating using mechanical stress, e.g. tuning by compression or elongation, special geometrical shapes such as "dog-bone" or taper
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
    • A61B5/1077—Measuring of profiles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
    • A61B5/113—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb occurring during breathing
    • A61B5/1135—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb occurring during breathing by monitoring thoracic expansion
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
    • G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
    • G02B6/02095—Long period gratings, i.e. transmission gratings coupling light between core and cladding modes
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • G02B6/29319—With a cascade of diffractive elements or of diffraction operations
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • G02B6/29322—Diffractive elements of the tunable type
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
    • G02B6/29356—Interference cavity within a single light guide, e.g. between two fibre gratings

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Dentistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Physiology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Inorganic Fibers (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Optical Couplings Of Light Guides (AREA)
DE60217093T 2002-07-23 2002-07-23 Lichtwellenleiter basiertes Gerät zur Oberflächenprofilierung Expired - Fee Related DE60217093T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02255134A EP1384437B1 (de) 2002-07-23 2002-07-23 Lichtwellenleiter basiertes Gerät zur Oberflächenprofilierung

Publications (2)

Publication Number Publication Date
DE60217093D1 true DE60217093D1 (de) 2007-02-08
DE60217093T2 DE60217093T2 (de) 2007-06-06

Family

ID=29797312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60217093T Expired - Fee Related DE60217093T2 (de) 2002-07-23 2002-07-23 Lichtwellenleiter basiertes Gerät zur Oberflächenprofilierung

Country Status (7)

Country Link
US (1) US7221814B2 (de)
EP (2) EP1384437B1 (de)
AT (1) ATE349185T1 (de)
AU (1) AU2003248964A1 (de)
CA (1) CA2493152A1 (de)
DE (1) DE60217093T2 (de)
WO (1) WO2004008963A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0414328D0 (en) * 2004-06-25 2004-07-28 Imp College Innovations Ltd Method of correlating internal tissue movement
US20060004281A1 (en) * 2004-06-30 2006-01-05 Michael Saracen Vest-based respiration monitoring system
JP4734337B2 (ja) 2005-09-30 2011-07-27 パナソニック株式会社 無線送信装置および無線送信方法
WO2008033947A2 (en) * 2006-09-12 2008-03-20 Wisconsin Alumni Research Foundation Microscale high-frequency vacuum electrical device
DE102006046693A1 (de) * 2006-09-29 2008-04-03 Siemens Ag Faseroptische Sensorvorrichtung
GB0705147D0 (en) * 2007-03-16 2007-04-25 Univ Aston Sensor
EP2626030A3 (de) * 2007-08-14 2017-03-08 Koninklijke Philips N.V. Roboterinstrumentensysteme und Verfahren mit Faseroptischem Sensor
WO2012168836A2 (en) * 2011-06-10 2012-12-13 Koninklijke Philips Electronics N.V. Dynamic constraining with optical shape sensing
RS20120373A1 (en) * 2012-08-30 2014-04-30 Diasens Doo APPARATUS AND PROCEDURE FOR MONITORING BREATHING VOLUME AND SYNCHRONIZING ACTIVATION IN MECHANICAL VENTILATION BY MEASURING LOCAL BURDEN OF THE TORSIS SURFACE
WO2014060889A1 (en) 2012-10-16 2014-04-24 Koninklijke Philips N.V. Pulmonary plethysmography based on optical shape sensing
US9216004B2 (en) 2013-09-12 2015-12-22 Jesse Talant Adam and ease mammography device
US10708550B2 (en) 2014-04-08 2020-07-07 Udisense Inc. Monitoring camera and mount
WO2016183321A1 (en) * 2015-05-12 2016-11-17 The Board Of Regents Of The University Of Nebraska Fiber optic sensor and methods for highly-sensitive detection of strain in large frequency range
CN111372516A (zh) * 2017-11-22 2020-07-03 乌迪森斯公司 呼吸监控器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669814A (en) 1982-08-02 1987-06-02 Andrew Corporation Single mode, single polarization optical fiber with accessible guiding region and method of forming directional coupler using same
WO1986001303A1 (en) * 1984-08-13 1986-02-27 United Technologies Corporation Method for impressing grating within fiber optics
CA2130429C (en) * 1990-01-31 1998-07-14 Earl L. Bryenton Optical sensor displacement monitor
EP0639260A4 (de) * 1992-05-05 1998-12-09 Univ Queensland Optischer verschiebungssensor.
GB9324333D0 (en) * 1993-11-26 1994-01-12 Sensor Dynamics Ltd Measurement of one or more physical parameters
US5748312A (en) * 1995-09-19 1998-05-05 United States Of American As Represented By The Secretary Of The Navy Sensing apparatus and method for detecting strain between fiber bragg grating sensors inscribed into an optical fiber
US5641956A (en) * 1996-02-02 1997-06-24 F&S, Inc. Optical waveguide sensor arrangement having guided modes-non guided modes grating coupler
US5920582A (en) * 1996-12-19 1999-07-06 Northern Telecom Limited Cladding mode pumped amplifier
US5966490A (en) 1997-03-21 1999-10-12 Sdl, Inc. Clad optic fiber, and process for production thereof
US6256090B1 (en) * 1997-07-31 2001-07-03 University Of Maryland Method and apparatus for determining the shape of a flexible body
US6357913B1 (en) * 1998-02-12 2002-03-19 Novera Optics, Inc. Add/drop acousto-optic filter
WO2000070307A2 (en) * 1999-05-12 2000-11-23 Huebner Joerg A sensor and a method for determining the direction and the amplitude of a bend
US20050101841A9 (en) * 2001-12-04 2005-05-12 Kimberly-Clark Worldwide, Inc. Healthcare networks with biosensors
EP1372006A1 (de) * 2002-06-14 2003-12-17 Aston Photonic Technologies Ltd. Optische Wellenleitergitteranordnung sowie Sensoren unter Verwendung derselben

Also Published As

Publication number Publication date
EP1523272A1 (de) 2005-04-20
AU2003248964A1 (en) 2004-02-09
DE60217093T2 (de) 2007-06-06
EP1384437B1 (de) 2006-12-27
WO2004008963A1 (en) 2004-01-29
CA2493152A1 (en) 2004-01-29
EP1384437A1 (de) 2004-01-28
ATE349185T1 (de) 2007-01-15
US20050244094A1 (en) 2005-11-03
US7221814B2 (en) 2007-05-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee