ES2172683T3 - Sensor interferometrico optico integrado. - Google Patents

Sensor interferometrico optico integrado.

Info

Publication number
ES2172683T3
ES2172683T3 ES96936020T ES96936020T ES2172683T3 ES 2172683 T3 ES2172683 T3 ES 2172683T3 ES 96936020 T ES96936020 T ES 96936020T ES 96936020 T ES96936020 T ES 96936020T ES 2172683 T3 ES2172683 T3 ES 2172683T3
Authority
ES
Spain
Prior art keywords
output
signal regions
output beams
regions
signal
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
ES96936020T
Other languages
English (en)
Inventor
Nile F Hartman
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.)
Georgia Tech Research Institute
Georgia Tech Research Corp
Original Assignee
Georgia Tech Research Institute
Georgia Tech Research 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 Georgia Tech Research Institute, Georgia Tech Research Corp filed Critical Georgia Tech Research Institute
Application granted granted Critical
Publication of ES2172683T3 publication Critical patent/ES2172683T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
    • G01N2021/458—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods using interferential sensor, e.g. sensor fibre, possibly on optical waveguide
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7769—Measurement method of reaction-produced change in sensor
    • G01N2021/7776—Index
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7769—Measurement method of reaction-produced change in sensor
    • G01N2021/7779—Measurement method of reaction-produced change in sensor interferometric
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7793—Sensor comprising plural indicators

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Optical Integrated Circuits (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Gyroscopes (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Light Receiving Elements (AREA)

Abstract

UN DETECTOR OPTICO INTERFEROMETRICO INTEGRADO MEJORADO QUE HACE USO DE UNA GUIA DE ONDAS PLANA PARA OFRECER UNA SENSIBILIDAD DE DETECCION IGUAL AL DETECTOR INTERFEROMETRICO DE MACH-ZEHNDER, AL TIEMPO QUE MANTIENE LAS CARACTERISTICAS DE FACILIDAD DE ACOPLAMIENTO DE ENTRADA Y DE FABRICACION DE UNA GUIA DE ONDAS PLANA. SE PUEDEN CONSEGUIR MEJORAS EN LAS CAPACIDADES DE PROCESAMIENTO DE LAS SEÑALES DE SALIDA MEDIANTE EL USO DE LA MENOS DOS DETECTORES OPTICOS INTERFEROMETRICOS INTEGRADOS QUE TENGAN ESTRUCTURAS PLANAS.
ES96936020T 1995-09-29 1996-09-27 Sensor interferometrico optico integrado. Expired - Lifetime ES2172683T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/535,569 US5623561A (en) 1995-09-29 1995-09-29 Integrated optic interferometric sensor

Publications (1)

Publication Number Publication Date
ES2172683T3 true ES2172683T3 (es) 2002-10-01

Family

ID=24134795

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96936020T Expired - Lifetime ES2172683T3 (es) 1995-09-29 1996-09-27 Sensor interferometrico optico integrado.

Country Status (11)

Country Link
US (1) US5623561A (es)
EP (2) EP0852715B1 (es)
JP (2) JPH11505023A (es)
AT (2) ATE322676T1 (es)
AU (1) AU7377096A (es)
CA (1) CA2233305C (es)
DE (2) DE69636019T2 (es)
DK (1) DK0852715T3 (es)
ES (1) ES2172683T3 (es)
PT (1) PT852715E (es)
WO (1) WO1997012225A1 (es)

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Also Published As

Publication number Publication date
CA2233305C (en) 2004-06-29
ATE322676T1 (de) 2006-04-15
DE69621031T2 (de) 2002-08-22
JPH11505023A (ja) 1999-05-11
EP0852715B1 (en) 2002-05-02
EP0852715A1 (en) 1998-07-15
ATE217081T1 (de) 2002-05-15
US5623561A (en) 1997-04-22
PT852715E (pt) 2002-10-31
JP3924211B2 (ja) 2007-06-06
EP1182445B1 (en) 2006-04-05
CA2233305A1 (en) 1997-04-03
DE69636019T2 (de) 2007-03-29
DE69636019D1 (de) 2006-05-18
EP1182445A3 (en) 2003-01-15
JP2003121675A (ja) 2003-04-23
DE69621031D1 (de) 2002-06-06
EP1182445A2 (en) 2002-02-27
DK0852715T3 (da) 2002-08-19
AU7377096A (en) 1997-04-17
WO1997012225A1 (en) 1997-04-03

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