DE3481543D1 - Quadratische faseroptische interferometermatritze. - Google Patents
Quadratische faseroptische interferometermatritze.Info
- Publication number
- DE3481543D1 DE3481543D1 DE8484901925T DE3481543T DE3481543D1 DE 3481543 D1 DE3481543 D1 DE 3481543D1 DE 8484901925 T DE8484901925 T DE 8484901925T DE 3481543 T DE3481543 T DE 3481543T DE 3481543 D1 DE3481543 D1 DE 3481543D1
- Authority
- DE
- Germany
- Prior art keywords
- mattress
- fiber optical
- optical interferometer
- square fiber
- square
- 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
- 239000000835 fiber Substances 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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
- G01D5/32—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 with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
- G01D5/35303—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using a reference fibre, e.g. interferometric devices
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S50/00—Market activities related to the operation of systems integrating technologies related to power network operation or related to communication or information technologies
- Y04S50/12—Billing, invoicing, buying or selling transactions or other related activities, e.g. cost or usage evaluation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/508,762 US4514054A (en) | 1982-01-19 | 1983-06-28 | Quadrature fiber-optic interferometer matrix |
PCT/US1984/000665 WO1985000221A1 (en) | 1983-06-28 | 1984-05-02 | Quadature fiber-optic interferometer matrix |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3481543D1 true DE3481543D1 (de) | 1990-04-12 |
Family
ID=24023964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484901925T Expired - Fee Related DE3481543D1 (de) | 1983-06-28 | 1984-05-02 | Quadratische faseroptische interferometermatritze. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4514054A (de) |
EP (1) | EP0148853B1 (de) |
JP (1) | JPS60501717A (de) |
DE (1) | DE3481543D1 (de) |
WO (1) | WO1985000221A1 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8511688D0 (en) * | 1985-05-09 | 1985-06-19 | British Telecomm | Frequency locking electromagnetic signals |
US4789240A (en) * | 1985-05-28 | 1988-12-06 | Litton Systems, Inc. | Wavelength switched passive interferometric sensor system |
US4778239A (en) * | 1987-02-02 | 1988-10-18 | Litton Systems, Inc. | Feed-backward lattice architecture and method |
US4784453A (en) * | 1987-02-02 | 1988-11-15 | Litton Systems, Inc. | Backward-flow ladder architecture and method |
US4775216A (en) * | 1987-02-02 | 1988-10-04 | Litton Systems, Inc. | Fiber optic sensor array and method |
GB8709900D0 (en) * | 1987-04-27 | 1987-08-05 | British Telecomm | Surveillance system |
US4799752A (en) * | 1987-09-21 | 1989-01-24 | Litton Systems, Inc. | Fiber optic gradient hydrophone and method of using same |
US4891511A (en) * | 1988-08-31 | 1990-01-02 | The Babcock & Wilcox Co. | Fiber optic microbend sensor with braided fibers |
US4957362A (en) * | 1989-09-08 | 1990-09-18 | Environmental Research Institute Of Michigan | Method and apparatus for electro-optical phase detection |
ATA282989A (de) * | 1989-12-13 | 1993-12-15 | Tabarelli Werner | Interferometerkopf und interferometeranordnung mit einem solchen interferometerkopf |
DE58905184D1 (de) * | 1989-12-23 | 1993-09-09 | Heidenhain Gmbh Dr Johannes | Einrichtung mit wenigstens einem wellenleiterkoppler. |
US5155548A (en) * | 1990-05-22 | 1992-10-13 | Litton Systems, Inc. | Passive fiber optic sensor with omnidirectional acoustic sensor and accelerometer |
US5475216A (en) * | 1990-05-22 | 1995-12-12 | Danver; Bruce A. | Fiber optic sensor having mandrel wound reference and sensing arms |
FR2674020B1 (fr) * | 1991-03-15 | 1993-06-25 | Faiveley Transport | Capteur de force et appareillage pour capter le courant d'une ligne catenaire depuis une motrice utilisant ce capteur. |
US5168156A (en) * | 1991-06-28 | 1992-12-01 | The Standard Oil Company | Reflective evanescent fiber-optic chemical sensor |
US6020963A (en) * | 1996-06-04 | 2000-02-01 | Northeastern University | Optical quadrature Interferometer |
US5883717A (en) * | 1996-06-04 | 1999-03-16 | Northeastern University | Optical quadrature interferometry utilizing polarization to obtain in-phase and quadrature information |
US5999261A (en) * | 1998-02-10 | 1999-12-07 | Seagate Technology, Inc. | Split phase high performance, high frequency, high dynamic range interferometer |
US6859586B2 (en) * | 2002-06-28 | 2005-02-22 | Nortel Networks Limited | 3 Fibre I and Q coupler |
US8213752B2 (en) * | 2008-06-09 | 2012-07-03 | Chapman David J | Coherent optical mixer and a method of coherent detection of light |
CN110646090B (zh) * | 2019-09-26 | 2021-08-24 | 中国科学院长春光学精密机械与物理研究所 | 光子干涉成像系统内部误差标定补偿系统及标定补偿方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS579041B2 (de) * | 1974-11-29 | 1982-02-19 | ||
DD130803A1 (de) * | 1977-04-11 | 1978-05-03 | Juergen Drenckhan | Anordnung zur optischen laengenmessung nach dem prinzip des laserwegmesssystems |
DE2853800A1 (de) * | 1978-12-13 | 1980-06-26 | Siemens Ag | Abtimmbarer richtkoppler fuer lichtwellenleiter |
US4444458A (en) * | 1981-05-26 | 1984-04-24 | Gould Inc. | Substrate ruggedized optical fiber apparatus |
US4420259A (en) * | 1981-10-23 | 1983-12-13 | The United States Of America As Represented By The Secretary Of The Navy | Double coupled dual input rate sensor |
US4418981A (en) * | 1982-01-19 | 1983-12-06 | Gould Inc. | Quadrature fiber-optic interferometer matrix |
JPS6430081A (en) * | 1987-07-24 | 1989-01-31 | Sony Corp | Head moving device for hard disk |
-
1983
- 1983-06-28 US US06/508,762 patent/US4514054A/en not_active Expired - Lifetime
-
1984
- 1984-05-02 WO PCT/US1984/000665 patent/WO1985000221A1/en active IP Right Grant
- 1984-05-02 JP JP84501859A patent/JPS60501717A/ja active Pending
- 1984-05-02 DE DE8484901925T patent/DE3481543D1/de not_active Expired - Fee Related
- 1984-05-02 EP EP84901925A patent/EP0148853B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS60501717A (ja) | 1985-10-11 |
EP0148853B1 (de) | 1990-03-07 |
WO1985000221A1 (en) | 1985-01-17 |
EP0148853A1 (de) | 1985-07-24 |
US4514054A (en) | 1985-04-30 |
EP0148853A4 (de) | 1987-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: GOULD ELECTRONICS INC., EASTLAKE, OHIO, US |
|
8328 | Change in the person/name/address of the agent |
Free format text: DERZEIT KEIN VERTRETER BESTELLT |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: GOULD OPTRONICS INC., MILLERSVILLE, MD., US |
|
8328 | Change in the person/name/address of the agent |
Free format text: BECKER UND KOLLEGEN, 40878 RATINGEN |
|
8339 | Ceased/non-payment of the annual fee |