Patents for G01C 19 - Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects (15,537) |
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06/24/1987 | EP0226084A2 Liquid bearing two degree of freedom inertial sensor apparatus |
06/23/1987 | US4675820 Inertial reference system |
06/23/1987 | US4674881 Open loop thin film laser gyro |
06/23/1987 | US4674827 Slab-type optical device |
06/23/1987 | US4674331 Angular rate sensor |
06/23/1987 | CA1223341A1 Device for stabilising and aiming an antenna, more paricularly on a ship |
06/19/1987 | DE3544074A1 Device for generating rotary oscillations for ring-laser gyroscopes |
06/16/1987 | US4673293 Passive cavity gyro bias eliminator |
06/16/1987 | US4672848 Acoustic gyrometer |
06/16/1987 | CA1222880A1 Two axis multisensor |
06/09/1987 | US4672624 Cathode-block construction for long life lasers |
06/09/1987 | US4672623 Housing of nickel-iron and inner cavity with sputtered coating |
06/09/1987 | US4671658 Fiber optic rotation sensor utilizing a magnetic shield and an optical isolator |
06/09/1987 | US4671112 Angular velocity sensor |
06/04/1987 | DE3541848A1 North-seeking gyroscope device |
06/02/1987 | US4670691 Getter for a ring laser angular rate sensor |
06/02/1987 | US4669882 Laser pulse detection method and apparatus |
06/02/1987 | US4669881 Bias signal filter for a ring laser |
06/02/1987 | US4669323 For holding a spin axis of a gyro rotor |
05/27/1987 | EP0223730A2 Method and apparatus for phase modulating a fiber-optic rotation sensor |
05/27/1987 | EP0223159A2 Apparatus for determining the northerly direction |
05/27/1987 | EP0222811A1 Frequency locking electromagnetic signals. |
05/26/1987 | CA1222153A1 Inertial systems |
05/20/1987 | EP0222077A1 Apparatus for measuring rotation speed |
05/19/1987 | US4666302 Ring laser, in particular for a ring laser type of gyro, having a block with an optical resonator cavity and three corner mirrors |
05/19/1987 | US4665748 Automatic continuous nulling of angular rate sensor |
05/19/1987 | US4665605 Method of making dynamically tuned gimbal suspension |
05/19/1987 | CA1221850A1 Fiber optic rotation sensor with extended dynamic range |
05/13/1987 | EP0221264A1 Rotation speed-measuring apparatus |
05/12/1987 | US4664523 Apparatus for increasing the resolution of a laser gyroscope |
05/12/1987 | US4663968 Extended pitch display for attitude gyro indicator |
05/05/1987 | US4662751 Closed loop fiber optic rotation sensor |
04/28/1987 | US4661964 Resonant waveguide laser gyro with a switched source |
04/28/1987 | US4661753 Differential torquer |
04/23/1987 | WO1987002469A1 Signal processor for inertial measurement using coriolis force sensing accelerometer arrangements |
04/23/1987 | WO1987002468A1 Synchronous fm digital detector |
04/23/1987 | WO1987002466A1 Automatic continuous nulling of angular rate sensor |
04/21/1987 | US4659223 Photorefractive crystal interferometric device for measuring an angular rotational speed |
04/21/1987 | US4658659 Gyroscope |
04/15/1987 | EP0218273A1 Land vehicle navigation device comprising a filter unit for determining an optimum heading from presented orientation signals, and filter unit to be used in said navigation device |
04/14/1987 | US4658401 Thin film passive ring resonator laser gyro |
04/14/1987 | US4657392 Lock-in rate discriminate apparatus for ring laser angular rate sensors |
04/14/1987 | US4657391 Ring laser, particularly for a ring laser type of gyro |
04/09/1987 | WO1987002140A1 Process for determining speed of rotation |
04/07/1987 | US4656637 Multiple ring laser gyro power supply |
04/07/1987 | US4655096 Flexure mount assembly for a dynamically tuned gyroscope |
04/07/1987 | US4655081 Gyroscopic devices |
03/31/1987 | US4654663 Angular rate sensor system |
03/31/1987 | US4654582 Used to provide fault isolation in a navigation system |
03/31/1987 | US4653920 Ring laser gyroscopes |
03/31/1987 | US4653919 Laser gyro with dithered mirrors and current dither |
03/31/1987 | US4653918 Low Q body-dithered laser gyro assembly |
03/31/1987 | US4653917 Fiber optic gyroscope operating with unpolarized light source |
03/31/1987 | US4653325 Gyro apparatus |
03/25/1987 | EP0215674A2 Self-aligning optical fiber and fiber-ring optical resonator using same |
03/25/1987 | EP0215116A1 Inertial reference system utilizing ring laser gyro data resynchronization |
03/24/1987 | US4652132 Optical power compensated ring laser gyroscope |
03/24/1987 | US4651576 Gyroscope having temperature controlling arrangement |
03/24/1987 | US4651565 Electromagnetic gyroscope |
03/17/1987 | US4650331 Rotational vibration drive for a ring laser gyroscope |
03/11/1987 | EP0214081A2 Phase modulator for fiber-optic sensors |
03/11/1987 | EP0213551A1 Ring laser angular rate sensor |
03/11/1987 | EP0213489A2 Cathode for a gas discharge device |
03/10/1987 | US4648716 Discriminant apparatus for a ring laser angular rate sensor |
03/10/1987 | US4648284 Apparatus and method for reducing gyro activation time |
03/04/1987 | EP0212463A2 Gas discharge device |
03/03/1987 | US4647204 Compensated dual cavity laser gyro |
02/24/1987 | US4645345 Rotation rate measuring instrument having reduced reflection interference |
02/24/1987 | US4644793 Vibrational gyroscope |
02/24/1987 | CA1218456A1 Angular rate sensor utilizing two vibrating accelerometers secured to a parallelogram linkage |
02/17/1987 | US4643574 Method for determining angular velocity |
02/17/1987 | US4643034 Gyroscopically stabilized magnetic suspension system |
02/10/1987 | US4641970 Ring laser lock-in correction apparatus |
02/10/1987 | CA1217648A Single axis multisensor |
02/04/1987 | EP0210273A1 Stabilized ring laser bias system |
01/27/1987 | US4639630 Piezoceramic servo-drive for producing translational motion, especially for application to ring laser mirrors |
01/27/1987 | US4639231 Retainer for electrically fired getter |
01/27/1987 | US4639138 Fiber-optic rotation rate sensor having dual interferometer loops |
01/21/1987 | EP0209279A1 Ring laser gyroscopes |
01/21/1987 | EP0209216A1 Stabilised platform arrangement |
01/20/1987 | US4637723 Discriminant apparatus for ring laser angular rate sensors |
01/20/1987 | US4637722 Fiber optical rotation sensor with extended dynamic range |
01/15/1987 | DE3523754A1 Device for identifying a rotational movement of a vehicle about its longitudinal and/or transverse axis |
01/13/1987 | US4637025 Super radiant light source |
01/13/1987 | US4635375 Vertical shaft system for gyroscopic theodolites with two degrees of freedom |
01/10/1987 | EP0190260A4 Method and apparatus for mechanical dither stabilization of a laser angular sensor. |
01/10/1987 | CN85101230A Solid state optical interferometer |
01/07/1987 | EP0207907A2 Gyroscope pick-off |
01/07/1987 | EP0207844A1 Method for winding an optical gyroscope fibre, and optical fibre reel obtained by this method |
01/06/1987 | US4634283 Method and apparatus for reducing quantization error in laser gyro test data through high speed filtering |
01/06/1987 | US4634282 Multimode fiber optic rotation sensor |
01/06/1987 | US4634091 Support for ring laser gyro |
01/06/1987 | US4633722 Gyroscope apparatus |
01/02/1987 | DE3522026A1 Method for the signal evaluation of an optical fibre rotatation sensor which uses the Sagnac effect |
12/30/1986 | US4632555 Ring laser gyroscopes |
12/30/1986 | EP0206970A1 Rotation induced phase modulation in passive sagnac interferometers |
12/30/1986 | EP0206866A1 Annular interferometric device with an optical monomode fibre |
12/30/1986 | EP0206223A1 Rotation speed measuring apparatus |
12/30/1986 | EP0205934A2 Dithered laser angular rate sensor |
12/23/1986 | US4630885 Multichannel optical wave guide resonator |