ATE349185T1 - Lichtwellenleiter basiertes gerät zur oberflächenprofilierung - Google Patents

Lichtwellenleiter basiertes gerät zur oberflächenprofilierung

Info

Publication number
ATE349185T1
ATE349185T1 AT02255134T AT02255134T ATE349185T1 AT E349185 T1 ATE349185 T1 AT E349185T1 AT 02255134 T AT02255134 T AT 02255134T AT 02255134 T AT02255134 T AT 02255134T AT E349185 T1 ATE349185 T1 AT E349185T1
Authority
AT
Austria
Prior art keywords
lpgs
surface profiling
ptl
embedded
optical fiber
Prior art date
Application number
AT02255134T
Other languages
English (en)
Inventor
Thomas D P Allsop
Ian Bennion
Timothy E Earthrowl-Gould
Triangle Aston
Original Assignee
Univ Aston
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 Univ Aston filed Critical Univ Aston
Application granted granted Critical
Publication of ATE349185T1 publication Critical patent/ATE349185T1/de

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)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physiology (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (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)
AT02255134T 2002-07-23 2002-07-23 Lichtwellenleiter basiertes gerät zur oberflächenprofilierung ATE349185T1 (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 (1)

Publication Number Publication Date
ATE349185T1 true ATE349185T1 (de) 2007-01-15

Family

ID=29797312

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02255134T ATE349185T1 (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
PL3337113T3 (pl) 2005-09-30 2020-11-16 Optis Wireless Technology, Llc Urządzenie do transmisji radiowej oraz sposób transmisji radiowej
US9186046B2 (en) * 2007-08-14 2015-11-17 Koninklijke Philips Electronics N.V. Robotic instrument systems and methods utilizing optical fiber sensor
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
CN103607949B (zh) * 2011-06-10 2016-01-20 皇家飞利浦有限公司 利用光学形状感测的动态约束
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
EP2908725A1 (de) * 2012-10-16 2015-08-26 Koninklijke Philips N.V. Lungenplethysmografie auf basis optischer formmessungen
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
WO2019104108A1 (en) * 2017-11-22 2019-05-31 Udisense Inc. Respiration monitor

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
DE3586052D1 (de) * 1984-08-13 1992-06-17 United Technologies Corp Verfahren zum einlagern optischer gitter in faseroptik.
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
AU4394000A (en) * 1999-05-12 2000-12-05 Jorg Hubner 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
DE60217093T2 (de) 2007-06-06
AU2003248964A1 (en) 2004-02-09
CA2493152A1 (en) 2004-01-29
DE60217093D1 (de) 2007-02-08
EP1384437B1 (de) 2006-12-27
US7221814B2 (en) 2007-05-22
WO2004008963A1 (en) 2004-01-29
US20050244094A1 (en) 2005-11-03
EP1384437A1 (de) 2004-01-28
EP1523272A1 (de) 2005-04-20

Similar Documents

Publication Publication Date Title
ATE349185T1 (de) Lichtwellenleiter basiertes gerät zur oberflächenprofilierung
JP3967062B2 (ja) プローブ装置
DE69527890T2 (de) Bidirektionales LWL-Übertragungssystem mit einer monolithisch integrierten WDM Quelle für mehrere Wellenlängen und einer optischen incoherenten Breitbandquelle
EP1154278A3 (de) Faseroptischer Stromsensor
ATE116433T1 (de) Druckwandler mit optischer faser.
EP1324099A4 (de) Faseroptischer verbinder, wellenlängenvariierungseinrichtung, drucksensor, beschleunigungssensor und optisches bauelement
DE602004015820D1 (de) Vorrichtung zur Überwachung von Spannungen in einer Verbindung von Strukturen
NO20021655L (no) Fleksibel fiberoptisk mikrobendinnretning, sensorer og fremgangsmåte for bruk
WO1996041436A3 (en) Wavelength division multiplexor for multi and single mode optical carrier
US20130253332A1 (en) Tissue interface systems for application of optical signals into tissue of a patient
WO2005114876A3 (en) Fiber-optic transceiver
ATE75859T1 (de) Wellenlaengenempfindliche optische vorrichtungen.
WO2003036367A3 (en) Light modulation using the franz-keldysh effect
DK0649000T3 (da) Måleanordning til overvågning af bygninger, landområder eller lignende
DE60031834D1 (de) System zur messung der wellenlängendispersion einer optischer faser
EP0965830A3 (de) Methode zur Messung von Störungseffekten auf Glasfaserübertragungsstrecken sowie Übertragungssystem
WO2005024379A3 (en) Fiber optic sensor system
TW200500668A (en) Multi-fiber optic device
FR2779239B1 (fr) Fibre optique filtrante courte
WO2003089966A3 (en) Wavelenght selective fiber optic coupler
JP2007236963A (ja) プローブ装置
ATE382999T1 (de) Optisches übertragungssystem mit raman- verstärkern umfassend ein überwachungssystem
WO2002006769A3 (en) Method for controlling fiber optic sensor scale factor
SE8900942D0 (sv) Fiberoptiska gyron
ATE396557T1 (de) Optisches kommunikationssystem zur verminderung der polarisationsmodendispersion mittels polarisationsverwürfler

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties