NO20002790D0 - Interferometrisk følerapparat - Google Patents
Interferometrisk følerapparatInfo
- Publication number
- NO20002790D0 NO20002790D0 NO20002790A NO20002790A NO20002790D0 NO 20002790 D0 NO20002790 D0 NO 20002790D0 NO 20002790 A NO20002790 A NO 20002790A NO 20002790 A NO20002790 A NO 20002790A NO 20002790 D0 NO20002790 D0 NO 20002790D0
- Authority
- NO
- Norway
- Prior art keywords
- sensor apparatus
- interferometric sensor
- interferometric
- sensor
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/186—Hydrophones
-
- 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
- G01D5/35383—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 multiple sensor devices using multiplexing techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/22—Transmitting seismic signals to recording or processing apparatus
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Optical Transform (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9725207.6A GB9725207D0 (en) | 1997-11-15 | 1997-12-01 | Interferometric sensing apparatus |
PCT/GB1998/003463 WO1999028713A1 (en) | 1997-12-01 | 1998-11-18 | Interferometric sensing apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20002790D0 true NO20002790D0 (no) | 2000-05-31 |
NO20002790L NO20002790L (no) | 2000-07-31 |
NO329621B1 NO329621B1 (no) | 2010-11-22 |
Family
ID=10822801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20002790A NO329621B1 (no) | 1997-12-01 | 2000-05-31 | Interferometrisk folerapparat |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1036307B1 (no) |
AU (1) | AU1167499A (no) |
CA (1) | CA2311795C (no) |
NO (1) | NO329621B1 (no) |
WO (1) | WO1999028713A1 (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6274863B1 (en) | 1999-07-23 | 2001-08-14 | Cidra Corporation | Selective aperture arrays for seismic monitoring |
CN100412568C (zh) * | 2005-03-11 | 2008-08-20 | 浙江大学 | 利用特殊耦合检波器进行地震数据接收的最佳耦合与匹配方法 |
US7526147B2 (en) * | 2005-08-31 | 2009-04-28 | Northrop Grumman, Inc. | Sensor array for perimeter defense |
FR2913110B1 (fr) * | 2007-02-28 | 2009-05-22 | Thales Sa | Capteur de grandeurs physiques a fibre optique insensible aux grandeurs statiques |
GB2449941B (en) * | 2007-06-08 | 2011-11-02 | Stingray Geophysical Ltd | Seismic cable structure |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5072110A (en) * | 1989-09-05 | 1991-12-10 | Canadian Marconi Company | Fiber optic strain and impact sensor system for composite materials |
GB9605144D0 (en) * | 1996-03-11 | 1996-05-08 | Sensor Dynamics Ltd | Apparatus for sensing one or more parameters |
-
1998
- 1998-11-18 AU AU11674/99A patent/AU1167499A/en not_active Abandoned
- 1998-11-18 EP EP98954623A patent/EP1036307B1/en not_active Expired - Lifetime
- 1998-11-18 WO PCT/GB1998/003463 patent/WO1999028713A1/en active IP Right Grant
- 1998-11-18 CA CA002311795A patent/CA2311795C/en not_active Expired - Fee Related
-
2000
- 2000-05-31 NO NO20002790A patent/NO329621B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU1167499A (en) | 1999-06-16 |
CA2311795C (en) | 2007-08-28 |
EP1036307A1 (en) | 2000-09-20 |
NO20002790L (no) | 2000-07-31 |
NO329621B1 (no) | 2010-11-22 |
CA2311795A1 (en) | 1999-06-10 |
EP1036307B1 (en) | 2007-02-07 |
WO1999028713A1 (en) | 1999-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |