Patents
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)
10/2001
10/04/2001US20010025530 Semiconductor physical quantity sensor
10/04/2001US20010025529 Semiconductor physical quantity sensor including frame-shaped beam surrounded by groove
10/04/2001EP1137911A1 Terrain navigation apparatus for a legged animal traversing terrain
10/04/2001DE10110973A1 Piezoelektrischer Schwingungsgyroskop und Verfahren zum Einstellen von Resonanzfrequenzen desselben A piezoelectric vibratory gyroscope of the same and method for adjusting resonant frequencies
10/04/2001CA2404465A1 Dithering system and method for a laser diode light source for an optical gyroscope
10/02/2001US6297883 Ring laser gas gyro with beat signal detection from current, voltage, or impedance of the ring laser
10/02/2001US6296779 Method of fabricating a sensor
10/02/2001US6295870 Triaxial angular rate and acceleration sensor
10/02/2001CA2241463C Signal processing system for inertial sensor
09/2001
09/27/2001WO2001071364A1 Method of canceling quadrature error in an angular rate sensor
09/27/2001WO2001071285A2 Thermo-electrically cooled photodetector
09/27/2001WO2001071284A2 Dual signal modulation scheme for eliminating non-linearity in a system
09/27/2001WO2001071283A2 Interferometric fiber optic gyro
09/27/2001WO2001020257A3 High q angular rate sensing gyroscope
09/26/2001EP1136790A2 Angular velocity sensor
09/26/2001EP0763188B1 Phase modulation error reduction
09/25/2001US6293148 Structural design for improving the sensitivity of a surface-micromachined vibratory gyroscope
09/20/2001WO2001069266A1 Method of driving mems sensor with balanced four-phase comb drive
09/20/2001WO2001069175A1 Angular sensor and method of manufacture thereof
09/20/2001US20010022107 Actuator for oscillator
09/20/2001US20010022106 Actuator for oscillator
09/20/2001DE10111212A1 Semiconductor sensor for physical quantity e.g. acceleration, has projections which prevent movable electrodes adhering to fixed electrodes
09/20/2001DE10103813A1 Piezoelectric vibration gyroscope for navigation systems, has rectangular plate formed between driver and detector arms, with length equal to or larger than its width
09/18/2001US6289733 Planar vibratory gyroscopes
09/13/2001WO2001067041A2 Compensated integrated circuit gyro sensor
09/13/2001US20010020388 Piezoelectric vibration gyroscope and method for adjusting resonance frequencies of same
09/13/2001DE10004017A1 Global autonomous determination method of meridian locations involves determining meridian of unknown location by changing known meridian congruent at specified angle in clockwise direction
09/12/2001EP1132712A1 Angular velocity sensor
09/12/2001EP1131601A1 Brillouin/erbium fibre laser current monitor using elliptically polarizing fibre
09/12/2001CN1312906A Angular rate sensor
09/11/2001US6288478 Vibrating gyroscope
09/11/2001US6288474 Drive detection device for gyroscope
09/11/2001CA2240086C Apparatus and method for scale factor stabilization in interferometric fiber optic rotation sensors
09/11/2001CA2046504C Laser beam control for a ring-laser gyro
09/07/2001WO2001065209A2 Improved fiber optic gyroscope
09/06/2001DE10005562A1 Leveling sensor for e.g. aligning laser device has acceleration measurement unit enclosed along with acceleration sensor via common frame
09/05/2001EP1128795A2 CPR chest compression monitor
09/04/2001US6285111 Axis alignment method
09/04/2001US6284567 Microsensor, and packaging method therefor
09/04/2001US6282958 Angular rate sensor
09/04/2001US6282957 Angular velocity sensor and diagnosis system for this sensor
09/04/2001US6282956 Multi-axial angular velocity sensor
09/04/2001US6282955 Low vibration link
08/2001
08/30/2001WO2001063207A1 Acceleration detection type gyro device
08/29/2001EP1128161A2 Vibrating gyroscope and electronic device using the same
08/29/2001CN2445291Y Gyroscope straight stable type platform of working long time
08/28/2001US6281619 Vibration gyro
08/28/2001US6281618 Vibrating gyroscope
08/23/2001WO2001061279A1 Gyroscopic sensor
08/23/2001US20010015594 Vibrating gyroscope and electronic device using the same
08/23/2001US20010015406 Angular velocity detector and apparatus having angular velocity detector
08/23/2001US20010015101 Angular velocity sensor capable of preventing unnecessary oscillation
08/23/2001DE10107327A1 Angular rate sensor, has device for suppressing unnecessary oscillations that applies external force to weight section to prevent weight section from oscillating in other than defined direction
08/22/2001EP1126242A2 Decoupled multi-disk gyroscope
08/22/2001EP1126241A2 Vibrating gyroscope and electronic apparatus incorporating the same
08/22/2001EP1125346A2 Polarization and wavelength stable superfluorescent sources
08/22/2001EP0990118B1 Vibration error reduction servo for a fiber optic gyroscope
08/21/2001US6278283 Capacitance detecting circuit
08/21/2001US6277666 Precisely defined microelectromechanical structures and associated fabrication methods
08/21/2001US6276985 Gyroscopic motion device
08/21/2001US6276205 Micro-machining
08/21/2001US6276204 Digital control system for a vibrating structure gyroscope
08/21/2001US6276203 Axis alignment method
08/21/2001US6276188 System for detecting abnormality of yaw rate sensor and lateral acceleration sensor
08/21/2001CA2222232C Vibrator, vibratory gyroscope, and vibrator adjusting method
08/16/2001US20010013253 Physical quantity detector apparatus
08/16/2001US20010013252 Vibration gyro sensor and method for producing vibration gyro sensor
08/16/2001US20010013251 Vibrating gyroscope and electronic apparatus incorporating the same
08/16/2001EP1123486A1 Winding pattern for fiber optic coils
08/16/2001EP1123485A1 Sensor having a resonance structure, especially an acceleration or rotation rate sensor, and a device for carrying out a self-test
08/16/2001EP1123484A1 Device for bias potential generation for an oscillating rotation speed sensor
08/16/2001EP1025422B1 An integrated optical circuit
08/16/2001EP0830570B1 Proper frequency tracker for fiber optic sensing coil
08/16/2001DE10106840A1 Detection device for physical parameter has fixed and movable comb electrodes whose geometry and relative positions satisfy a given relationship
08/14/2001US6275296 Semiconductor laser gyro with modulated driving power source
08/14/2001US6273514 Axis alignment method
08/14/2001US6272925 High Q angular rate sensing gyroscope
08/09/2001US20010011479 Vibration gyro sensor, combined sensor, and method for producing vibration gyro sensor
08/09/2001DE10102365A1 Winkelgeschwindigkeitssensor Angular velocity sensor
08/08/2001EP1122514A1 Anglular velocity sensor
08/08/2001EP1121570A2 Apparatus for minimizing the effects of laser intensity reduction at cold temperatures in ring laser gyros
08/08/2001EP1029221B1 Method for avoiding zero-point errors in an optical fibre sagnac-interferometer
08/08/2001EP0830569B1 Optical power balancing in an interferometric fiber optic gyroscope
08/08/2001CN1069405C Position control apparatus for gyroscope
08/07/2001US6271145 Method for making a micromachine
08/07/2001US6269697 Angular velocity sensor using piezoelectric element
08/07/2001CA2220773C Gimballed vibrating wheel gyroscope having strain relief features
08/02/2001WO2001055675A1 Angular rate sensor
08/02/2001WO2001055674A2 Vibration-type micro-gyroscope
08/02/2001US20010010173 Piezo-electric vibration gyroscope
08/02/2001US20010010169 Angular rate sensor and method of improving output characteristic thereof
08/02/2001CA2398134A1 Angular rate sensor
08/01/2001EP1120630A1 Micromachined angular rate sensor
08/01/2001EP1119748A1 Interferometer coupler using multiple input ports for improved stabiblity
08/01/2001EP1025421B1 Path length controller bonding pattern
08/01/2001EP0828992B1 Micromechanical rate-of-rotation sensor
07/2001
07/31/2001US6268922 Method and apparatus for determining fringe number in a fiber-optic gyro
07/31/2001US6267008 Angular rate detecting device
07/26/2001WO2001053776A1 Vibratory sensor operating as a rate gyro about two axes and as a rate integrating gyro about the third one
07/26/2001WO2001053721A1 Vectored inertia drive/wobble drive