NO326064B1 - Fremgangsmate for a prosessere signaler fort ut fra en veilengdefeiltilpasset interferometrisk sensoroppstilling - Google Patents
Fremgangsmate for a prosessere signaler fort ut fra en veilengdefeiltilpasset interferometrisk sensoroppstilling Download PDFInfo
- Publication number
- NO326064B1 NO326064B1 NO20002415A NO20002415A NO326064B1 NO 326064 B1 NO326064 B1 NO 326064B1 NO 20002415 A NO20002415 A NO 20002415A NO 20002415 A NO20002415 A NO 20002415A NO 326064 B1 NO326064 B1 NO 326064B1
- Authority
- NO
- Norway
- Prior art keywords
- sensor
- phase
- signal
- expressions
- array
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 20
- 230000014509 gene expression Effects 0.000 claims description 25
- 230000010363 phase shift Effects 0.000 claims description 22
- 230000003287 optical effect Effects 0.000 claims description 19
- 238000005070 sampling Methods 0.000 claims description 5
- 239000013307 optical fiber Substances 0.000 description 14
- 238000010606 normalization Methods 0.000 description 12
- 239000000835 fiber Substances 0.000 description 7
- 230000010287 polarization Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 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
- G01D5/35383—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
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Optical Transform (AREA)
- Gyroscopes (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/309,143 US6134015A (en) | 1999-05-10 | 1999-05-10 | Normalization method for fiber optic sensor system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO20002415D0 NO20002415D0 (no) | 2000-05-09 |
| NO20002415L NO20002415L (no) | 2000-11-13 |
| NO326064B1 true NO326064B1 (no) | 2008-09-08 |
Family
ID=23196885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20002415A NO326064B1 (no) | 1999-05-10 | 2000-05-09 | Fremgangsmate for a prosessere signaler fort ut fra en veilengdefeiltilpasset interferometrisk sensoroppstilling |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6134015A (de) |
| EP (1) | EP1052482B1 (de) |
| CA (1) | CA2306681C (de) |
| DE (1) | DE60022257T2 (de) |
| IL (1) | IL136010A (de) |
| NO (1) | NO326064B1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6346985B1 (en) * | 1999-10-29 | 2002-02-12 | Litton Systems, Inc. | Optical method for the transduction of remote arrays of electromechanical sensors |
| DE10331966A1 (de) * | 2003-07-15 | 2005-02-03 | Robert Bosch Gmbh | Optische Meßeinrichtung |
| FR2874708B1 (fr) * | 2004-08-31 | 2007-01-19 | Cit Alcatel | Instrument d'observation a synthese d'ouverture optique et champ d'observation et/ou resolution variables |
| US7327462B2 (en) * | 2005-08-17 | 2008-02-05 | Litton Systems, Inc. | Method and apparatus for direct detection of signals from a differential delay heterodyne interferometric system |
| US7339678B2 (en) * | 2005-11-09 | 2008-03-04 | Northrop Grumman Corporation | Method and system of using odd harmonics for phase generated carrier homodyne |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4848906A (en) * | 1987-02-02 | 1989-07-18 | Litton Systems, Inc. | Multiplexed fiber optic sensor |
| US5227857A (en) * | 1991-04-24 | 1993-07-13 | The United States Of America As Represented By The Secretary Of The Navy | System for cancelling phase noise in an interferometric fiber optic sensor arrangement |
| US5173743A (en) * | 1991-05-28 | 1992-12-22 | Litton Systems, Inc. | Fiber optical time-division-multiplexed unbalanced pulsed interferometer with polarization fading compensation |
-
1999
- 1999-05-10 US US09/309,143 patent/US6134015A/en not_active Expired - Lifetime
-
2000
- 2000-04-26 CA CA002306681A patent/CA2306681C/en not_active Expired - Lifetime
- 2000-04-28 DE DE60022257T patent/DE60022257T2/de not_active Expired - Fee Related
- 2000-04-28 EP EP00303649A patent/EP1052482B1/de not_active Expired - Lifetime
- 2000-05-07 IL IL13601000A patent/IL136010A/xx not_active IP Right Cessation
- 2000-05-09 NO NO20002415A patent/NO326064B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO20002415L (no) | 2000-11-13 |
| NO20002415D0 (no) | 2000-05-09 |
| EP1052482B1 (de) | 2005-08-31 |
| DE60022257D1 (de) | 2005-10-06 |
| DE60022257T2 (de) | 2006-06-14 |
| CA2306681C (en) | 2005-03-22 |
| IL136010A0 (en) | 2001-05-20 |
| US6134015A (en) | 2000-10-17 |
| EP1052482A3 (de) | 2002-05-22 |
| IL136010A (en) | 2003-06-24 |
| EP1052482A2 (de) | 2000-11-15 |
| CA2306681A1 (en) | 2000-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |