CH661154A5 - Verfahren und vorrichtung zur unterdrueckung unerwuenschter resonanzschwingungszustaende in einem ringlaser-drehgeschwindigkeitsmesser. - Google Patents
Verfahren und vorrichtung zur unterdrueckung unerwuenschter resonanzschwingungszustaende in einem ringlaser-drehgeschwindigkeitsmesser. Download PDFInfo
- Publication number
- CH661154A5 CH661154A5 CH3139/82A CH313982A CH661154A5 CH 661154 A5 CH661154 A5 CH 661154A5 CH 3139/82 A CH3139/82 A CH 3139/82A CH 313982 A CH313982 A CH 313982A CH 661154 A5 CH661154 A5 CH 661154A5
- Authority
- CH
- Switzerland
- Prior art keywords
- propagation path
- electromagnetic waves
- wave propagation
- self
- waves
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 38
- 230000010287 polarization Effects 0.000 claims description 21
- 238000010521 absorption reaction Methods 0.000 claims description 19
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 18
- 239000000377 silicon dioxide Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 16
- 238000010894 electron beam technology Methods 0.000 claims description 13
- 230000010355 oscillation Effects 0.000 claims description 13
- 235000012239 silicon dioxide Nutrition 0.000 claims description 13
- 239000003989 dielectric material Substances 0.000 claims description 12
- 230000001902 propagating effect Effects 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 9
- 239000004408 titanium dioxide Substances 0.000 claims description 9
- 230000010363 phase shift Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 7
- 230000001419 dependent effect Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 description 19
- 230000003287 optical effect Effects 0.000 description 13
- 238000009826 distribution Methods 0.000 description 8
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- 230000000875 corresponding effect Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 241000931526 Acer campestre Species 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 239000006095 Cer-Vit Substances 0.000 description 1
- GKAOGPIIYCISHV-IGMARMGPSA-N Neon-20 Chemical compound [20Ne] GKAOGPIIYCISHV-IGMARMGPSA-N 0.000 description 1
- 239000006094 Zerodur Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
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- 238000013016 damping Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- GKAOGPIIYCISHV-NJFSPNSNSA-N neon-22 Chemical compound [22Ne] GKAOGPIIYCISHV-NJFSPNSNSA-N 0.000 description 1
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- 238000010408 sweeping Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/08059—Constructional details of the reflector, e.g. shape
- H01S3/08068—Holes; Stepped surface; Special cross-section
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/66—Ring laser gyrometers
- G01C19/667—Ring laser gyrometers using a multioscillator ring laser
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
- Lasers (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/265,712 US4519708A (en) | 1981-05-20 | 1981-05-20 | Mode discrimination apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH661154A5 true CH661154A5 (de) | 1987-06-30 |
Family
ID=23011589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH3139/82A CH661154A5 (de) | 1981-05-20 | 1982-05-19 | Verfahren und vorrichtung zur unterdrueckung unerwuenschter resonanzschwingungszustaende in einem ringlaser-drehgeschwindigkeitsmesser. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4519708A (en, 2012) |
| JP (1) | JPS57210681A (en, 2012) |
| AU (2) | AU553685B2 (en, 2012) |
| BE (1) | BE893254A (en, 2012) |
| CA (1) | CA1201190A (en, 2012) |
| CH (1) | CH661154A5 (en, 2012) |
| DE (1) | DE3217916C2 (en, 2012) |
| DK (1) | DK164412C (en, 2012) |
| FR (1) | FR2506451B1 (en, 2012) |
| GB (1) | GB2099178B (en, 2012) |
| IT (1) | IT1147973B (en, 2012) |
| NL (1) | NL185687C (en, 2012) |
| NO (1) | NO164440C (en, 2012) |
| SE (1) | SE451889B (en, 2012) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2143076A (en) * | 1983-07-05 | 1985-01-30 | Litton Systems Inc | Laser mode control |
| US5357338A (en) * | 1983-07-11 | 1994-10-18 | Litton Systems, Inc. | Path length controller with offset bias for a ring laser gyro |
| US4672625A (en) * | 1984-03-30 | 1987-06-09 | Spectra-Physics, Inc. | Methods and apparatus for maximizing the power output of a gas laser |
| US4742506A (en) * | 1984-07-12 | 1988-05-03 | Sony Corporation | Tracking error detecting apparatus for an optical head with skew error reduction by using an inclined header portion |
| US4559475A (en) * | 1984-07-12 | 1985-12-17 | The United States Of America As Represented By The Secretary Of The Navy | Quasi-optical harmonic gyrotron and gyroklystron |
| US4821282A (en) * | 1985-12-27 | 1989-04-11 | Honeywell Inc. | Mirror assembly for lasers |
| US4865436A (en) * | 1986-03-25 | 1989-09-12 | Honeywell Inc. | Low cost ring laser angular rate sensor |
| US4865451A (en) * | 1986-12-22 | 1989-09-12 | Ahonen Robert G | Silicon substrate mirror assembly for lasers |
| JPH0812940B2 (ja) * | 1986-12-22 | 1996-02-07 | ハネウエル・インコーポレーテツド | レーザ用の反射鏡組立体 |
| US4962506A (en) * | 1988-04-14 | 1990-10-09 | Litton Systems, Inc. | Scatter symmetrization in multi-mode ring laser gyros |
| US5495335A (en) * | 1989-04-05 | 1996-02-27 | Litton Systems, Inc. | Ring laser gyroscope with a non-loss inducing mode suppression mechanism |
| CA2037428C (en) * | 1990-03-05 | 1997-04-01 | Akira Takahashi | Reproducing optical device for a magneto-optical recording medium |
| US5166949A (en) * | 1990-12-20 | 1992-11-24 | Northrop Corporation | Method and apparatus for suppressing off-axis modes in laser and ring laser gyroscopes |
| CA2154726A1 (en) | 1994-07-27 | 1996-01-28 | Robert M. Curran | Laser etching of transverse mode discrimination apertures on ring laser gyro mirrors |
| US5663792A (en) * | 1996-02-09 | 1997-09-02 | Killpatrick; Joseph E. | Transverse mode selected operation for a ring laser |
| FR2751795B1 (fr) * | 1996-07-26 | 1998-08-28 | Commissariat Energie Atomique | Cavite microlaser et microlaser a selection de mode, et procedes de fabrication |
| GB2352050A (en) * | 1999-07-13 | 2001-01-17 | Coherent Optics | Interference filters |
| US7535573B2 (en) * | 2006-02-23 | 2009-05-19 | Picarro, Inc. | Cavity enhanced optical spectroscopy with a cavity having a predetermined deviation from a mode degeneracy condition |
| EP2319120A1 (en) | 2008-08-12 | 2011-05-11 | Lockheed Martin Corporation | Mode suppression resonator |
| CN102645214B (zh) * | 2012-04-10 | 2014-12-31 | 浙江大学 | 一种具有温度稳定性的光波导谐振腔 |
Family Cites Families (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1482754A (en) * | 1920-08-07 | 1924-02-05 | Laughlin Myron Penn | Liquid-feed regulator |
| US3045530A (en) * | 1960-07-14 | 1962-07-24 | Agency Ind Science Techn | Optical system having aberration correcting plate member with ring shaped phase retarding layers |
| US3292103A (en) * | 1963-03-15 | 1966-12-13 | Jack A Soules | Laser image amplifying system |
| US3309621A (en) * | 1963-06-24 | 1967-03-14 | Hughes Aircraft Co | Mode controlled laser |
| US3365671A (en) * | 1966-07-12 | 1968-01-23 | Bell Telephone Labor Inc | Multiple-pass molecular laser amplifier with masking to prevent oscillations |
| US3603688A (en) * | 1967-11-08 | 1971-09-07 | Perkin Elmer Corp | Alignment apparatus |
| US3573656A (en) * | 1968-12-23 | 1971-04-06 | Bell Telephone Labor Inc | Laser oscillator with mode selector |
| US3741657A (en) * | 1971-03-03 | 1973-06-26 | Raytheon Co | Laser gyroscope |
| DE2127483A1 (de) * | 1971-06-03 | 1972-12-14 | Leitz Ernst Gmbh | Verfahren zur interferentiellen Messung von Langen, Winkeln, Gangunter schieden oder Geschwindigkeiten |
| US4006989A (en) * | 1972-10-02 | 1977-02-08 | Raytheon Company | Laser gyroscope |
| US3882415A (en) * | 1973-02-13 | 1975-05-06 | Owens Illinois Inc | Glass laser discs with annular alkali lead borate coatings and uses thereof |
| GB1406730A (en) * | 1973-12-20 | 1975-09-17 | Sperry Rand Corp | Ring lasers |
| FR2256563A1 (en) * | 1973-12-28 | 1975-07-25 | Sperry Rand Corp | Ring laser closed loop optical cavity system - has light reflecting frequency biasing element for phase shift imparting |
| DE2400346C2 (de) * | 1974-01-04 | 1983-02-17 | Sperry Corp., 10019 New York, N.Y. | Ringlaser sowie magnetischer Vorspannungsspiegel zur Verwendung als reflektierendes Bauteil des optischen Hohlraumes eines Ringlasers |
| GB1482754A (en) * | 1974-02-06 | 1977-08-17 | Emi Ltd | Lasers |
| CH583978A5 (en, 2012) * | 1974-02-26 | 1977-01-14 | Lasag Sa | |
| GB1529813A (en) * | 1974-10-16 | 1978-10-25 | Siemens Ag | Narrow-band interference filter |
| NL7511581A (nl) * | 1975-10-02 | 1977-04-05 | Philips Nv | Reflektor. |
| CA1077602A (en) * | 1976-01-02 | 1980-05-13 | Raytheon Company | Electromagnetic wave ring resonator |
| US4110045A (en) * | 1976-01-02 | 1978-08-29 | Raytheon Company | Electromagnetic wave ring resonator |
| US4108553A (en) * | 1977-01-04 | 1978-08-22 | Raytheon Company | Laser gyroscope detector and path length control system |
| US4141651A (en) * | 1977-01-10 | 1979-02-27 | Raytheon Company | Laser gyroscope output optics structure |
| GB2006515B (en) * | 1977-10-18 | 1982-03-03 | Atomic Energy Authority Uk | Laser apparatus |
| FR2409518A1 (fr) * | 1977-11-22 | 1979-06-15 | Thomson Csf | Gyrometre interferometrique a laser |
| DE2804103A1 (de) * | 1978-01-31 | 1979-08-02 | Siemens Ag | Interferometer mit einer spule aus einem einmode-wellenleiter |
| DE2804119A1 (de) * | 1978-01-31 | 1979-08-02 | Siemens Ag | Interferometer mit einer spule aus einem einmode-wellenleiter |
| GB1596319A (en) * | 1978-02-14 | 1981-08-26 | Emi Ltd | Lasers |
| DE2814476A1 (de) * | 1978-04-04 | 1979-10-18 | Siemens Ag | Interferometer mit einer spule aus einem einmode-wellenleiter |
| US4229106A (en) * | 1978-05-18 | 1980-10-21 | Raytheon Company | Electromagnetic wave ring resonator |
| US4219275A (en) * | 1978-06-22 | 1980-08-26 | Rockwell International Corporation | Ring laser having magnetic isolation of counter-propagating light waves |
| US4219254A (en) * | 1978-08-11 | 1980-08-26 | Macken John A | Corrective optics for higher order mode lasers |
| IL57936A (en) * | 1978-10-02 | 1982-07-30 | Litton Systems Inc | Ring laser with adjustable mirrors |
| CA1145023A (en) * | 1979-02-22 | 1983-04-19 | John C. Stiles | Low loss apertures for ring laser gyros |
| DE2911129A1 (de) * | 1979-03-21 | 1980-10-16 | Siemens Ag | Ringinterferometer mit einem zu einer spule gewickelten einmode-lichtwellenleiter |
| GB2050683B (en) * | 1979-06-02 | 1983-09-14 | Ferranti Ltd | Lasers |
| DE2936284C3 (de) * | 1979-09-07 | 2003-03-27 | Litef Gmbh | Ringinterferometer |
| US4494873A (en) * | 1981-02-17 | 1985-01-22 | Raytheon Company | Electromagnetic wave reflections absorber |
-
1981
- 1981-05-20 US US06/265,712 patent/US4519708A/en not_active Expired - Lifetime
-
1982
- 1982-04-20 CA CA000401273A patent/CA1201190A/en not_active Expired
- 1982-04-26 AU AU83018/82A patent/AU553685B2/en not_active Ceased
- 1982-05-12 DE DE3217916A patent/DE3217916C2/de not_active Expired - Fee Related
- 1982-05-13 NL NLAANVRAGE8202002,A patent/NL185687C/xx not_active IP Right Cessation
- 1982-05-14 IT IT48428/82A patent/IT1147973B/it active
- 1982-05-17 SE SE8203079A patent/SE451889B/sv not_active IP Right Cessation
- 1982-05-17 FR FR8208599A patent/FR2506451B1/fr not_active Expired
- 1982-05-18 NO NO821656A patent/NO164440C/no unknown
- 1982-05-19 CH CH3139/82A patent/CH661154A5/de not_active IP Right Cessation
- 1982-05-19 BE BE0/208147A patent/BE893254A/fr not_active IP Right Cessation
- 1982-05-19 JP JP57084690A patent/JPS57210681A/ja active Granted
- 1982-05-19 DK DK226782A patent/DK164412C/da not_active IP Right Cessation
- 1982-05-20 GB GB8214790A patent/GB2099178B/en not_active Expired
-
1986
- 1986-04-30 AU AU57030/86A patent/AU572392B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| SE8203079L (sv) | 1982-11-21 |
| IT8248428A0 (it) | 1982-05-14 |
| CA1201190A (en) | 1986-02-25 |
| DE3217916A1 (de) | 1982-12-09 |
| GB2099178B (en) | 1985-10-23 |
| NO164440B (no) | 1990-06-25 |
| NL185687C (nl) | 1990-06-18 |
| DK164412B (da) | 1992-06-22 |
| NL185687B (nl) | 1990-01-16 |
| AU5703086A (en) | 1986-09-11 |
| NL8202002A (nl) | 1982-12-16 |
| US4519708A (en) | 1985-05-28 |
| FR2506451B1 (fr) | 1986-03-14 |
| IT1147973B (it) | 1986-11-26 |
| DK226782A (da) | 1983-01-07 |
| JPH0117275B2 (en, 2012) | 1989-03-29 |
| AU572392B2 (en) | 1988-05-05 |
| DE3217916C2 (de) | 1995-04-20 |
| DK164412C (da) | 1992-11-09 |
| AU8301882A (en) | 1982-11-25 |
| JPS57210681A (en) | 1982-12-24 |
| SE451889B (sv) | 1987-11-02 |
| NO164440C (no) | 1990-10-10 |
| BE893254A (fr) | 1982-09-16 |
| GB2099178A (en) | 1982-12-01 |
| AU553685B2 (en) | 1986-07-24 |
| NO821656L (no) | 1983-01-26 |
| FR2506451A1 (fr) | 1982-11-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |