DE69713375D1 - Integrierter interferometer - Google Patents
Integrierter interferometerInfo
- Publication number
- DE69713375D1 DE69713375D1 DE69713375T DE69713375T DE69713375D1 DE 69713375 D1 DE69713375 D1 DE 69713375D1 DE 69713375 T DE69713375 T DE 69713375T DE 69713375 T DE69713375 T DE 69713375T DE 69713375 D1 DE69713375 D1 DE 69713375D1
- Authority
- DE
- Germany
- Prior art keywords
- integrated interferometer
- interferometer
- integrated
- 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
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
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4228—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements
- G02B6/423—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements using guiding surfaces for the alignment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02015—Interferometers characterised by the beam path configuration
- G01B9/02023—Indirect probing of object, e.g. via influence on cavity or fibre
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02015—Interferometers characterised by the beam path configuration
- G01B9/02027—Two or more interferometric channels or interferometers
- G01B9/02028—Two or more reference or object arms in one interferometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02049—Interferometers characterised by particular mechanical design details
- G01B9/02051—Integrated design, e.g. on-chip or monolithic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/02056—Passive reduction of errors
- G01B9/02057—Passive reduction of errors by using common path configuration, i.e. reference and object path almost entirely overlapping
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/02062—Active error reduction, i.e. varying with time
- G01B9/02064—Active error reduction, i.e. varying with time by particular adjustment of coherence gate, i.e. adjusting position of zero path difference in low coherence interferometry
- G01B9/02065—Active error reduction, i.e. varying with time by particular adjustment of coherence gate, i.e. adjusting position of zero path difference in low coherence interferometry using a second interferometer before or after measuring interferometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/0209—Low-coherence interferometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/266—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light by interferometric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
- G01B2290/25—Fabry-Perot in interferometer, e.g. etalon, cavity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
- G01B2290/45—Multiple detectors for detecting interferometer signals
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9623762A GB2319335B (en) | 1996-11-15 | 1996-11-15 | Integrated interferometer |
PCT/GB1997/003144 WO1998022775A1 (en) | 1996-11-15 | 1997-11-14 | Integrated interferometer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69713375D1 true DE69713375D1 (de) | 2002-07-18 |
DE69713375T2 DE69713375T2 (de) | 2003-03-27 |
Family
ID=10802974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69713375T Expired - Fee Related DE69713375T2 (de) | 1996-11-15 | 1997-11-14 | Integrierter interferometer |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0938643B1 (de) |
JP (1) | JP2001508173A (de) |
KR (1) | KR20000053301A (de) |
CN (1) | CN1238041A (de) |
AU (1) | AU722535B2 (de) |
CA (1) | CA2269828A1 (de) |
DE (1) | DE69713375T2 (de) |
GB (1) | GB2319335B (de) |
WO (1) | WO1998022775A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2338059B (en) * | 1998-05-20 | 2000-03-08 | Bookham Technology Ltd | An optically addressed sensing system |
GB2348293A (en) | 1999-03-25 | 2000-09-27 | Bookham Technology Ltd | Optical phase modulator |
GB2390152A (en) * | 2002-06-25 | 2003-12-31 | Denselight Semiconductors Pte | Waveguide absorption measurement |
CN100395516C (zh) * | 2004-12-25 | 2008-06-18 | 鸿富锦精密工业(深圳)有限公司 | 光纤干涉式厚度测量装置 |
KR100812083B1 (ko) * | 2006-09-12 | 2008-03-07 | 경북대학교 산학협력단 | 반사형 마이크로 옵틱 간섭계형 필터 및 그의 응용 장치 |
KR101033537B1 (ko) * | 2007-09-05 | 2011-05-11 | 에프엔티주식회사 | 선박용 배출폐유 오염도 측정시스템 |
JP2009216638A (ja) * | 2008-03-12 | 2009-09-24 | Nec Corp | 微小変位測定装置とその測定方法 |
US8018597B2 (en) | 2008-06-20 | 2011-09-13 | Com Dev International Ltd. | Slab waveguide spatial heterodyne spectrometer assembly |
CN101608930B (zh) * | 2009-07-09 | 2012-05-23 | 复旦大学 | 一种光纤干涉仪π/2相位偏置的实现方法 |
JP2014501053A (ja) * | 2010-10-12 | 2014-01-16 | コーニンクレッカ フィリップス エヌ ヴェ | テラヘルツ放射線に対するワイヤ型ウェーブガイド |
GB201106204D0 (en) * | 2011-04-12 | 2011-05-25 | Oxsensis Ltd | Optical sensor |
GB2495518B (en) * | 2011-10-12 | 2016-08-31 | Oxsensis Ltd | Optical sensor for sensing temperature of an adjacent gas |
EP3357180B1 (de) | 2015-09-29 | 2022-04-20 | Rockley Photonics Limited | Optoelektronischer schalter |
GB2545912A (en) * | 2015-12-29 | 2017-07-05 | Nokia Technologies Oy | Interferometry |
US9893816B2 (en) * | 2016-03-25 | 2018-02-13 | Intel Corporation | Dynamic beam steering optoelectronic packages |
EP3581993A1 (de) * | 2018-06-11 | 2019-12-18 | IMEC vzw | Monolithischer iii-v/si-wellenleiter-phasenmodulator |
EP3828506B1 (de) * | 2019-11-29 | 2022-06-29 | Meggitt SA | Optischer sensor zur messung physikalische grösse in rauer umgebung sowie verfahren zu herstellung und zum gebrauch derselben |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4445751A (en) * | 1981-10-19 | 1984-05-01 | Westinghouse Electric Corp. | Metal coated, tapered, optical fiber coupled to substrate and method of fabrication |
EP0331332A3 (de) * | 1988-03-03 | 1991-01-16 | AT&T Corp. | Bauelement mit einer gegenüber einem Substrat-Wellenleiter ausgerichteten Komponente |
DE8809825U1 (de) * | 1988-08-02 | 1989-11-30 | Hommelwerke Gmbh, 7730 Villingen-Schwenningen, De | |
DE4204521C1 (de) * | 1992-02-15 | 1993-06-24 | Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
WO1994011708A1 (en) * | 1992-11-06 | 1994-05-26 | Martin Marietta Corporation | Interferometric optical sensor read-out system |
WO1995008787A1 (en) * | 1993-09-21 | 1995-03-30 | Bookham Technology Limited | An electro-optic device |
-
1996
- 1996-11-15 GB GB9623762A patent/GB2319335B/en not_active Expired - Fee Related
-
1997
- 1997-11-14 CN CN97199801A patent/CN1238041A/zh active Pending
- 1997-11-14 EP EP97912360A patent/EP0938643B1/de not_active Expired - Lifetime
- 1997-11-14 KR KR1019990704289A patent/KR20000053301A/ko not_active Application Discontinuation
- 1997-11-14 WO PCT/GB1997/003144 patent/WO1998022775A1/en not_active Application Discontinuation
- 1997-11-14 DE DE69713375T patent/DE69713375T2/de not_active Expired - Fee Related
- 1997-11-14 CA CA002269828A patent/CA2269828A1/en not_active Abandoned
- 1997-11-14 AU AU49592/97A patent/AU722535B2/en not_active Ceased
- 1997-11-14 JP JP52333798A patent/JP2001508173A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA2269828A1 (en) | 1998-05-28 |
WO1998022775A1 (en) | 1998-05-28 |
JP2001508173A (ja) | 2001-06-19 |
AU4959297A (en) | 1998-06-10 |
KR20000053301A (ko) | 2000-08-25 |
GB2319335B (en) | 1998-11-11 |
DE69713375T2 (de) | 2003-03-27 |
GB2319335A (en) | 1998-05-20 |
AU722535B2 (en) | 2000-08-03 |
GB9623762D0 (en) | 1997-01-08 |
EP0938643B1 (de) | 2002-06-12 |
EP0938643A1 (de) | 1999-09-01 |
CN1238041A (zh) | 1999-12-08 |
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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 |