DE69318011D1 - Optischer Koppler mit optischem Modenmischer - Google Patents

Optischer Koppler mit optischem Modenmischer

Info

Publication number
DE69318011D1
DE69318011D1 DE69318011T DE69318011T DE69318011D1 DE 69318011 D1 DE69318011 D1 DE 69318011D1 DE 69318011 T DE69318011 T DE 69318011T DE 69318011 T DE69318011 T DE 69318011T DE 69318011 D1 DE69318011 D1 DE 69318011D1
Authority
DE
Germany
Prior art keywords
optical
mode mixer
coupler
optical coupler
optical mode
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
DE69318011T
Other languages
English (en)
Other versions
DE69318011T2 (de
Inventor
James Kim
Mark Minot
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.)
Baxter International Inc
Original Assignee
Baxter International Inc
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 Baxter International Inc filed Critical Baxter International Inc
Publication of DE69318011D1 publication Critical patent/DE69318011D1/de
Application granted granted Critical
Publication of DE69318011T2 publication Critical patent/DE69318011T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/14—Mode converters
    • 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
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2808—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Couplings Of Light Guides (AREA)
DE69318011T 1992-02-07 1993-01-28 Optischer Koppler mit optischem Modenmischer Expired - Lifetime DE69318011T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/832,253 US5754716A (en) 1992-02-07 1992-02-07 Optical mode mixer using fiber optic bundle
PCT/US1993/001016 WO1993016406A1 (en) 1992-02-07 1993-01-28 Improved optical mode mixer using fiber optic bundle

Publications (2)

Publication Number Publication Date
DE69318011D1 true DE69318011D1 (de) 1998-05-20
DE69318011T2 DE69318011T2 (de) 1998-12-17

Family

ID=25261120

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69318011T Expired - Lifetime DE69318011T2 (de) 1992-02-07 1993-01-28 Optischer Koppler mit optischem Modenmischer

Country Status (6)

Country Link
US (1) US5754716A (de)
EP (1) EP0625270B1 (de)
JP (1) JP3410469B2 (de)
CA (1) CA2129552C (de)
DE (1) DE69318011T2 (de)
WO (1) WO1993016406A1 (de)

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JPH10322519A (ja) * 1997-05-16 1998-12-04 Nikon Corp 照明装置及び画像読取装置
EP0997754A3 (de) * 1998-10-29 2002-06-19 Jds Fitel Inc. Hülse mit Linse zur Verwendung mit optischen Fasern
US8317689B1 (en) * 1999-09-13 2012-11-27 Visionscope Technologies Llc Miniature endoscope system
EP1218919B1 (de) 1999-09-30 2006-05-03 Gatan, Inc. Glasfasergekoppeltes elektronen-bildaufnahmegerät mit reduziertem streulicht unter verwendung von glasfasern mit absorbierender umhüllung
US7276580B2 (en) * 2001-03-12 2007-10-02 Biogen Idec Ma Inc. Neurotrophic factors
US20070276199A1 (en) * 2002-04-04 2007-11-29 Ediger Marwood N Determination of a Measure of a Glycation End-Product or Disease State Using Tissue Fluorescence
US7139598B2 (en) * 2002-04-04 2006-11-21 Veralight, Inc. Determination of a measure of a glycation end-product or disease state using tissue fluorescence
EP1417003A2 (de) * 2001-06-15 2004-05-12 Forskningscenter Risoe Lasersystem zur behandlung und diagnose
US8131332B2 (en) 2002-04-04 2012-03-06 Veralight, Inc. Determination of a measure of a glycation end-product or disease state using tissue fluorescence of various sites
US6684099B2 (en) * 2002-04-04 2004-01-27 Inlight Solutions, Inc. Apparatus and method for reducing spectral complexity in optical sampling
US8140147B2 (en) * 2002-04-04 2012-03-20 Veralight, Inc. Determination of a measure of a glycation end-product or disease state using a flexible probe to determine tissue fluorescence of various sites
US6819951B2 (en) * 2002-09-24 2004-11-16 Mayo Foundation For Medical Education And Research Peripherally inserted central catheter with continuous central venous oximetry and proximal high flow port
US6892006B2 (en) * 2002-11-05 2005-05-10 Hutchinson Technology Incorporated Fiber optic light mixer
US7355688B2 (en) * 2005-09-08 2008-04-08 Vioptix, Inc. Optical probe for optical imaging system
DE102006046778A1 (de) * 2006-09-29 2008-04-03 Siemens Ag Faseroptische Sensorvorrichtung
AU2008213677A1 (en) 2007-02-06 2008-08-14 Glumetrics, Inc. Optical systems and methods for rationmetric measurement of blood glucose concentration
US8938279B1 (en) 2009-01-26 2015-01-20 VioOptix, Inc. Multidepth tissue oximeter
US8290558B1 (en) 2009-11-23 2012-10-16 Vioptix, Inc. Tissue oximeter intraoperative sensor
US9423548B2 (en) 2011-05-04 2016-08-23 The Research Foundation Of The City University Of New York Multiple wavelength light source and signal collection device and methods for using the same
US20140301707A1 (en) * 2013-04-09 2014-10-09 Institut National D'optique Optical waveguide, mode scrambler and mode conditioner for controlling mode power distribution
JP2018501833A (ja) * 2014-11-14 2018-01-25 ボストン サイエンティフィック サイムド，インコーポレイテッドＢｏｓｔｏｎ Ｓｃｉｅｎｔｉｆｉｃ Ｓｃｉｍｅｄ，Ｉｎｃ． 手術レーザシステム及びレーザデバイス
EP3273623A1 (de) * 2016-07-18 2018-01-24 Institut Mines Telecom Modenmischer für eine muldimodenfaser und optisches übertragungssystem mit solch einem modenmischer
CN110558958B (zh) * 2019-08-21 2022-07-01 武汉凯锐普信息技术有限公司 一种基于光波模式选择的生命体征监测装置
DE102019123448B4 (de) * 2019-09-02 2024-01-25 Schott Ag Beleuchtungssystem mit einem Lichtleiter und einem Abstrahlelement
CN110969615B (zh) * 2019-12-11 2023-04-21 上海科技大学 一种分析硅基多模波导模式的方法

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US3937557A (en) * 1974-11-29 1976-02-10 The United States Of America As Represented By The Secretary Of The Navy Star coupler for single mode fiber communication systems
FR2366234A1 (fr) * 1976-04-27 1978-04-28 Crouzet Pierre Procede de fabrication d'un produit a base d'une emulsion et d'un agent de prise, et produit obtenu par application de ce procede
DE2635656A1 (de) * 1976-08-07 1978-02-09 Jenaer Glaswerk Schott & Gen Faseroptische systeme mit uebersprecheffekten
US4299609A (en) * 1977-09-27 1981-11-10 Siemens Aktiengesellschaft Optical unit having a longitudinal side coupling zone
US4229067A (en) * 1978-11-17 1980-10-21 Corning Glass Works Optical waveguide mode scrambler
US4453218A (en) * 1980-11-24 1984-06-05 Oximetrix, Inc. Signal filter method and apparatus
DE3229571A1 (de) * 1982-08-07 1984-02-09 Philips Kommunikations Industrie AG, 8500 Nürnberg Optischer sternkoppler
US4623248A (en) * 1983-02-16 1986-11-18 Abbott Laboratories Apparatus and method for determining oxygen saturation levels with increased accuracy
GB8312650D0 (en) * 1983-05-07 1983-06-08 Plessey Co Plc Optical connectors
US4817205A (en) * 1983-06-16 1989-03-28 Trw Inc. Bimodal optical fiber communication system using graded index fiber
US4669467A (en) * 1985-03-22 1987-06-02 Massachusetts Institute Of Technology Mode mixer for a laser catheter
US5012809A (en) * 1986-10-10 1991-05-07 Shulze John E Fiber optic catheter system with fluorometric sensor and integral flexure compensation
US4943137A (en) * 1987-01-27 1990-07-24 Kdi Electro-Tec Corporation Multi-channel, off-axis, bi-directional fiber optic slipring
US4973169A (en) * 1987-06-24 1990-11-27 Martin Marietta Corporation Method and apparatus for securing information communicated through optical fibers
US4946239A (en) * 1988-09-27 1990-08-07 Georgia Tech Research Corporation Optical power isolator
JPH02120706A (ja) * 1988-10-31 1990-05-08 Sumitomo Electric Ind Ltd 光通信路
IT1227614B (it) * 1988-12-22 1991-04-22 Italtel Spa Modulo ibrido ricetrasmittente per la trasmissione bidirezionale su una fibra ottica monomodale di due segnali ottici
US5016963A (en) * 1989-08-08 1991-05-21 E-Tek Dynamics, Inc. Fiber optic coupler and method of making same
US4932747A (en) * 1989-09-07 1990-06-12 The United States Of America As Represented By The Secretary Of The Navy Fiber bundle homogenizer and method utilizing same
DE3940642A1 (de) * 1989-12-08 1991-06-13 Rheydt Kabelwerk Ag Verteiler fuer lichtwellenleiter
US5050954A (en) * 1990-01-12 1991-09-24 At&T Bell Laboratories Multiport optical devices
US5267077A (en) * 1990-11-05 1993-11-30 At&T Bell Laboratories Spherical multicomponent optical isolator
US5138675A (en) * 1991-06-12 1992-08-11 Digital Equipment Corporation Mode scrambler as an optical isolator for higher-coherence lasers in multi-mode fiber plants
US5263110A (en) * 1992-09-03 1993-11-16 Linvatec Corporation Imaging endoscope and endoscopic method employing phase conjugate imaging techniques
US5276747A (en) * 1993-01-21 1994-01-04 E-Tek Dynamics, Inc. Polarization-independent optical switch/attenuator
US5299272A (en) * 1993-01-27 1994-03-29 Origin Medststems, Inc. Method for attaching a gradient index lens to an optical fibre in the course of making an optical instrument

Also Published As

Publication number Publication date
US5754716A (en) 1998-05-19
JPH07503799A (ja) 1995-04-20
WO1993016406A1 (en) 1993-08-19
JP3410469B2 (ja) 2003-05-26
EP0625270B1 (de) 1998-04-15
DE69318011T2 (de) 1998-12-17
EP0625270A1 (de) 1994-11-23
CA2129552A1 (en) 1993-08-19
CA2129552C (en) 2004-05-11

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