NO20001345L - Fiberoptisk avfølingssystem - Google Patents
Fiberoptisk avfølingssystemInfo
- Publication number
- NO20001345L NO20001345L NO20001345A NO20001345A NO20001345L NO 20001345 L NO20001345 L NO 20001345L NO 20001345 A NO20001345 A NO 20001345A NO 20001345 A NO20001345 A NO 20001345A NO 20001345 L NO20001345 L NO 20001345L
- Authority
- NO
- Norway
- Prior art keywords
- fiber optic
- sensing system
- optic sensing
- fiber
- sensing
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/22—Transmitting seismic signals to recording or processing apparatus
-
- 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
- G01D5/35306—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 an interferometer arrangement
- G01D5/35309—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 an interferometer arrangement using multiple waves interferometer
- G01D5/35312—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 an interferometer arrangement using multiple waves interferometer using a Fabry Perot
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/06—Non-electrical signal transmission systems, e.g. optical systems through light guides, e.g. optical fibres
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)
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Optical Transform (AREA)
- Geophysics And Detection Of Objects (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Gas-Insulated Switchgears (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/933,544 US5986749A (en) | 1997-09-19 | 1997-09-19 | Fiber optic sensing system |
PCT/US1998/018894 WO1999015858A1 (en) | 1997-09-19 | 1998-09-08 | Fiber optic sensing system |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20001345D0 NO20001345D0 (no) | 2000-03-15 |
NO20001345L true NO20001345L (no) | 2000-05-16 |
NO319929B1 NO319929B1 (no) | 2005-10-03 |
Family
ID=25464152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20001345A NO319929B1 (no) | 1997-09-19 | 2000-03-15 | Fiberoptisk sensor og system omfattende slike sensorer |
Country Status (6)
Country | Link |
---|---|
US (2) | US5986749A (no) |
EP (1) | EP1015850B1 (no) |
AU (1) | AU9313498A (no) |
DE (1) | DE69841889D1 (no) |
NO (1) | NO319929B1 (no) |
WO (1) | WO1999015858A1 (no) |
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US5617499A (en) * | 1995-09-08 | 1997-04-01 | University Of New Mexico | Technique for fabrication of a poled electrooptic fiber segment |
US5626192A (en) | 1996-02-20 | 1997-05-06 | Halliburton Energy Services, Inc. | Coiled tubing joint locator and methods |
US5737278A (en) | 1996-06-17 | 1998-04-07 | Litton Systems, Inc. | Extended, flexible, spatially weighted fiber optic interferometric hydrophone |
US5731550A (en) | 1997-03-07 | 1998-03-24 | Western Atlas International, Inc. | Acoustic dipole well logging instrument |
US6314056B1 (en) | 1998-01-23 | 2001-11-06 | Petroleum Geo-Services | Fiber optic sensor system and method |
US6160762A (en) * | 1998-06-17 | 2000-12-12 | Geosensor Corporation | Optical sensor |
-
1997
- 1997-09-19 US US08/933,544 patent/US5986749A/en not_active Expired - Lifetime
-
1998
- 1998-09-02 US US09/145,624 patent/US6252656B1/en not_active Expired - Lifetime
- 1998-09-08 DE DE69841889T patent/DE69841889D1/de not_active Expired - Lifetime
- 1998-09-08 AU AU93134/98A patent/AU9313498A/en not_active Abandoned
- 1998-09-08 WO PCT/US1998/018894 patent/WO1999015858A1/en active Application Filing
- 1998-09-08 EP EP98946023A patent/EP1015850B1/en not_active Expired - Lifetime
-
2000
- 2000-03-15 NO NO20001345A patent/NO319929B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69841889D1 (de) | 2010-10-21 |
NO20001345D0 (no) | 2000-03-15 |
WO1999015858A1 (en) | 1999-04-01 |
NO319929B1 (no) | 2005-10-03 |
US6252656B1 (en) | 2001-06-26 |
AU9313498A (en) | 1999-04-12 |
EP1015850B1 (en) | 2010-09-08 |
EP1015850A1 (en) | 2000-07-05 |
US5986749A (en) | 1999-11-16 |
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