Matches 1 - 46 out of 46
Match Document Document Title
7040164 Method of simultaneously and directly generating an angular position and angular velocity measurement in a micromachined gyroscope  
A sensor is fabricated with micron feature sizes capable of simultaneously measuring absolute angles of rotation and angular rotational rates. The measurements are made directly from the position...
6912078 Electrostatically actuated micro-electro-mechanical devices and method of manufacture  
One embodiment is directed to a gimbal mechanism for a MEMS mirror device having folded flexure hinges. Another embodiment is directed to a gimbal mechanism having a frame with through-holes or...
6888662 Micro-mechanical system employing electrostatic actuator and fabrication methods of same  
A vertical electrostatic actuator is based on a layered structure consisting of two conducting or semiconducting layers separated by an insulating layer and/or layered structure consisting of...
6776041 Micromechanical rotation rate sensor  
A micromechanical yaw rate sensor having: a substrate having an anchoring device provided on the substrate; and an annular flywheel that is connected, via a flexural spring system, with the...
6750999 Reconfigurable quasi-optical unit cells  
A quasi-optical system is provided. More specifically, a quasi-optical system is provided comprising various embodiments of quasi-optical grids (such as arrays or layers and the like) with...
6665110 Diagonal to rectangular pixel mapping for spatial light modulator  
A method of mapping diagonal rows and columns of two-dimensional grid elements to rectangular rows and columns of two-dimensional grid elements. The method is of particular use with a spatial light...
6609037 Gimbal pointing vector stabilization control system and method  
A hybrid stabilization system for isolating a pointing vector of a gimbal from the motion of a vehicle base is provided. The hybrid stabilization control system includes a rate feedback loop...
6584840 Angular velocity sensor  
A sensitive angular velocity sensor is provided without increasing an inter-electrode gap for inducing a torsional vibration. An angular velocity sensor which employs an electrostatic drive system...
5915275 Oscillating gyroscope  
An oscillatory gyroscope is described based on a three gimbal structure whose output is the rotary deflection of the middle gimbal. Closed loop operation is achieved by the oscillatory interaction...
5882532 Fabrication of single-crystal silicon structures using sacrificial-layer wafer bonding  
A thin micromechanical device is fabricated in a way that is mechanically compatible with wafer handling for conventional-thickness wafers. A removable bonding layer bonds a fabrication wafer to a...
5712426 Pendulous oscillating gyroscopic and accelerometer multisensor and amplitude oscillating gyroscope  
A pendulous oscillating gyroscope and accelerometer multisensor having an accelerometer input axis and a gyroscopic input axis, comprising: a fixed case; a servo driven member mounted to the case...
5691470 Pendulous oscillating gyroscopic accelerometer  
A pendulous oscillating gyroscopic accelerometer, comprising: a fixed case; a servo driven member mounted to the case for oscillation about a servo axis; a torque summing member mounted to the...
5650568 Gimballed vibrating wheel gyroscope having strain relief features  
A gimballed vibrating wheel gyroscope for detecting rotational rates in inertial space. The gyroscope includes a support oriented in a first plane and a wheel assembly disposed over the support...
5555765 Gimballed vibrating wheel gyroscope  
A gimballed vibrating wheel gyroscope for detecting rotational rates in inertial space. The gyroscope includes a support oriented in a first plane and a wheel assembly disposed over the support...
5433123 Measuring and transmitting system for position gyros  
A measuring and transmitting system of measuring signals for the deflection of an interior frame angle of a position gyro cardanically mounted in an exterior housing, in which the position gyro has...
5331852 Electromagnetic rebalanced micromechanical transducer  
A method and apparatus for electromagnetically rebalancing a micromechanical transducer via a plurality of current carrying electrodes disposed beneath or above the transducer interacting with a...
4461176 Miniature gyroscope  
A miniature rate-integrating gyroscope is shown to comprise: an electrical motor (whose rotor, when rotating, constitutes a gyroscopic mass) mounted in a single degree of motion gimbal within a...
4445375 Tuned coriolis angular rate measuring device  
A tuned coriolis, angular rate measuring device includes a substantially hollow, generally annular rotor driven by a high-speed, synchronous spin motor. The rotor is made unsymmetrical by mounting...
4426889 Molded inertial sensor  
Structural elements of an inertial sensor are fabricated from molded plastic materials. The structural elements are characterized by relatively, small cross-section areas, and further incorporate...
4342226 Turn indicator for ships or aircraft  
A turning indicator for indicating the turning direction and the turning speed of course changes of a ship or an aircraft, in which an electromotor is movably mounted between two supports of a...
4214482 Inertial instrument  
Disclosed is apparatus and method for accurately determining the direction of true north or the change in drift of other gyroscopes. The apparatus comprises a single degree of freedom gyroscope...
4161884 Turn rate indicator of aircraft using gyroscope  
A turn rate indicator of an aircraft wherein the outer rotor of a Hall motor is used as a gyro rotor. A driving circuit for the gyro stator circuit is provided integrally with the gyro gimbal. The...
4149418 Turn rate indicator of aircraft with improved zero seeking characteristics  
A turn rate indicator for an aircraft includes magnetic substance pieces facing each other, one being rotatable integrally with a gimbal and the other being fixed to a body. Because of the...
4016469 Sensor including means for operating the sensor in rate measuring and stabilization modes  
A sensor including means for operating the sensor in angular rate measuring and stabilization or rate integrating modes. When operating in the rate measuring mode, a loop is closed through an...
4005608 Electrically controlled rate integrating device  
A rate integrating device includes a torquer in open loop configuration for torquing the device to null and a load connected to the device in closed loop configuration for maintaining the device at...
3599495 SYSTEMS FOR GYROSCOPICALLY STABILIZING AND CONTROLLING EQUIPMENT MOUNTED ON VEHICLES  
A system by which equipment mounted on a vehicle, such as an aerial on a ship, may be stabilized and controlled comprises mounting the equipment on a three-axis gimbal s stem with the elevation...
3526145 ACCELERATION INTEGRATING GYRO  
3490297 DUAL-ROTOR INERTIAL SENSOR  
3486383 VIBRATING BEAM TRANSDUCER  
3477298 GYROSCOPIC APPARATUS AND SYSTEMS  
3375722 Linear and angular velocity and acceleration measuring instrument  
3371332 PANNING RATE INDICATOR  
3358513 Bearings  
3277840 Vehicle stabilization system  
3277725 Method of and apparatus for testing rate gyros  
3252339 Gyroscopic apparatus  
3241377 Method of and apparatus for detecting angular motion  
3240050 Gimbal mounted self-test mechanism for an angular rate gyroscope  
3239118 Web transport system  
3186211 Self checking gyroscopic apparatus  
3141339 Control device using gyroscope precession for measurement of displacement  
3053095 Apparatus for measuring and regulating very low speeds  
3004221 Gyro ammeter  
2795957 Multiple derivative instruments  
2785573 Gas-floated gyroscopes  
3616699 Title is not available  
Matches 1 - 46 out of 46