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WO/2005/024343 |
The present invention discloses a resonator gyroscope including an isolated resonator. One or more flexures support the isolated resonator and a baseplate is affixed to the resonator by the flexures. Drives and sense elements are affixed...
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WO/2005/021379 |
The invention concerns an inertia wheel comprising at least one inertia mass (1) rotatably mounted through a bearing (2) to at least one ball-bearing whereof the stationary part is designed to be fixed on the space vehicle. The inertia m...
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WO/2005/019772 |
A micromachined gyroscope makes use of Coriolis acceleration to detect and measure rotation rate about a plane normal to the surface of a substrate. Specifically, various resonating structures are suspended within a frame. Rotation of th...
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WO/2005/017445 |
There is a sensor element (24) for an electronic sensor device (20). The sensor element (24) may have a substrate (43), a pair of proof masses (34a, 34b), a set of drive beams (44), and at least one base beam (46). The pair of proof mass...
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WO/2005/015127 |
A gyroscope is disclosed. In one embodiment, the gyroscope comprises a first elongated elastic member (301) and a second elongated elastic member (302) which is oriented perpendicular to the first member and connected to the center of th...
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WO/2005/015128 |
The invention relates to a resonator, comprising a shell (1) with a pole (2), fixed to a support bar (3), the shell having an annular edge defined by an internal surface (5) and an external surface (6) which are homothetic to each other,...
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WO/2005/003684 |
The invention relates to a method for aligning a rotation rate sensor with a vibration gyroscope, the first input and the first output of which is part of a primary control circuit. Said control circuit excites the vibration gyroscope to...
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WO/2005/001378 |
The invention relates to a method for monitoring a rotation rate sensor comprising a vibration gyroscope that represents a band-pass filter and that is part of at least one control circuit. Said control circuit is comprised of digital an...
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WO/2005/001383 |
The invention relates to an angular rate sensor having a vibration gyroscope, in which circuits are provided for operating the vibration gyroscope and for deriving an angular rate signal. Said circuits access modifiable data, whereby thi...
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WO/2005/001384 |
The invention relates to a rotation rate sensor which comprises a vibration gyroscope that is part of at least one control circuit. Said control circuit excites the vibration gyroscope to vibrate with its natural frequency by supplying i...
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WO/2005/001380 |
The invention relates to a security device for a sensor, especially a rotational speed sensor, wherein a sensor element and functional components enable the sensor to function and produce a sensor output signal. Said functional component...
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WO/2005/001379 |
The invention relates to a method for monitoring a vibrating gyroscope which represents a resonator and forms part of at least one control loop that excites the vibrating gyroscope with its natural frequency by supplying an excitation si...
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WO/2005/001382 |
The invention relates to a method for monitoring a rotational speed sensor by means of a vibrating gyroscope which comprises a first inlet and a first outlet of a primary control circuit which excites the vibration gyroscope by supplying...
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WO/2005/001381 |
The invention relates to a rotational speed sensor comprising a vibrating gyroscope which is part of a primary and a secondary control circuit. The control circuit, respectively, amplifies, demodulates, remodulates an output signal of th...
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WO/2004/113837 |
A package exhibiting excellent enclosing performance and its producing method, a vibratory gyro in which the Q-value and its temperature coefficient are balanced well and its manufacturing method. An unbonded package (6) into which a spa...
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WO/2004/113839 |
A polymeric material of an apparatus in one example abuts one or more sensor fibers. The polymeric material comprises a plurality of voids. Upon an introduction of an applied force to a portion of the polymeric material, one or more of t...
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WO/2004/113838 |
An apparatus comprising one or more heating elements or one ore more electrostatic elements and one or more elongated beams. The heating element or the electrostatic element is coupled with the elongated beam and induces a time-varying t...
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WO/2004/113840 |
A plurality of voids are introduced into a polymeric material. One or more stress sensitive components in abutment with a portion of the polymeric material are buffered from one or more stresses through employment of the portion of the p...
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WO/2004/111573 |
A method and device for measuring inclination and/or orientation of an object to be measured, where a device body (1) is provided with a body (3) to be measured having a surface (23) to be measured formed in a predetermined conical shape...
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WO/2004/109231 |
A gyroscopic roll stabilizer for a boat. The stabilizer includes a flywheel, a flywheel drive motor configured to spin the flywheel about a spin axis, an enclosure surrounding a portion or all of the flywheel and maintaining a below-ambi...
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WO/2004/106859 |
A system for detecting the eigen frequency of a sensing coil in a fiber optic gyro (FOG) that includes a fiber coupler connected to the light source, an integrated optics chip (IOC) capable of modulating light received from the light sou...
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WO/2004/103892 |
A method for fabricating a microstructure having thin parts (T1-T3) comprising a step for forming pre-thin parts (T1’-T3’) abutting, in a second conductor layer (12), on a first conductor layer (11) while having a pair of side faces ...
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WO/2004/102118 |
An inexpensive angular speed sensor performing highly accurate angular speed detection using an oscillation mode which cannot be generated by external oscillation. The angular speed sensor comprises an oscillator (2) formed into a rotato...
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WO/2004/101428 |
A method for increasing the bonding strength between a die (110) and a housing (202) for the die is described where a micro-electromechanical system (MEMS) device is formed on the die. The method comprises depositing a plurality of clust...
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WO/2004/102581 |
A three-axis motion table has an outer frame body mounted on a pair of both-end support legs so as to be rotatable about a first rotation axis, an intermediate frame body (with, for example, a substantially square O shape as a whole) mou...
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WO/2004/102637 |
A micro-machined multi-sensor that provides 1-axis of acceleration sensing and 2-axes of angular rate sensing. A method of fabricating the micro-machined multi-sensor includes depositing a layer of sacrificial material or structural mate...
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WO/2004/102120 |
The invention relates to solid state gyrolasers. A major problem inherent with said technique is that the optical cavity of this type of laser is by nature very unstable. According to the invention, said instability may be reduced by int...
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WO/2004/102116 |
The invention relates to a micromechanical motion sensor that is capable of detecting the excursion of a cantilever spring element (1, 2) that is mounted so as to be able to oscillate. The spring element is subjected to an electrostatic ...
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WO/2004/102205 |
An angular rate sensing system suitable for a micromechanical flying insect (MFI) device. The system includes a rod, or haltere, that is moved in a plane by a piezoelectric actuator. Bending of the haltere due to angular movement of a bo...
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WO/2004/102119 |
A method for assembling a micro-electromechanical system (MEMS) device (200) that includes a micro-machine (208) is described. The method comprises forming the micro-machine on a die, the die having a top surface (224) and a bottom surfa...
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WO/2004/102117 |
An inexpensive angular speed sensor performing highly accurate angular speed detection using an oscillation mode which cannot be generated by external oscillation. The angular speed sensor comprises an oscillator (2) formed by using a ma...
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WO/2004/099716 |
The invention relates to a method for the operation of a coriolis gyroscope (1), wherein digital read-out signals, indicating the momentary amplitude/ frequencies of the excitation oscillations/ read-out oscillation of the resonator (2) ...
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WO/2004/097430 |
A micro-machined multi-sensor (300) that provides two axes of acceleration sensing and one axis of angular rate sensing. The multi-sensor includes a rigid accelerometer frame (330), a first proof mass (332) and a second proof mass (334)....
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WO/2004/097431 |
A six degree-of-freedom micro-machined multi-sensor (100) that provides 3-axes of acceleration sensing, and 3-axes of angular rate sensing, in a single multi-sensor device. The six degree-of-freedom multi-sensor device includes a first m...
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WO/2004/097432 |
A micro-machined multi-sensor that provides 1-axis of acceleration sensing and 2-axes of angular rate sensing. The multi-sensor includes a plurality of accelerometers, each including a mass anchored to and suspended over a substrate by a...
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WO/2004/094956 |
A monolithic micro or nano electromechanical transducer device includes a pair of substrates (20, 25) respectively mounting one or more elongate electrical conductors (40) and resilient solid state hinge means (30, 32) integral with and ...
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WO/2004/094950 |
A pendulous sensor component of an apparatus in one example reacts to a parameter. One or more pickoff sensors that obtain a value of the parameter from a substantially zero net dampening torque location of the pendulous sensor component.
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WO/2004/094951 |
A drive component that comprises a drive axis, a pendulous sensor component that comprises a center of mass, and a hinge component that comprises a rotation axis of an electromechanical system. The drive component makes a determination o...
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WO/2004/094952 |
A major problem with solid-state laser gyroscopes is that the optical cavity is by its nature very unstable. According to the invention, this instability may be reduced by the introduction of controlled optical losses into the cavity (1)...
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WO/2004/092745 |
A micromechanical component comprises an oscillating system, which has an oscillating body (12) and an elastic suspension (11) by means of which the oscillating body (12) is suspended in a manner that enables it to oscillate. The microme...
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WO/2004/092678 |
A method and apparatus for correction of laser gyro dither pickoff signals. Dither pickoff signals are sampled during the dither input signal cycle at points where error is more prevalent in the dither pickoff signal. The samples are the...
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WO/2004/090471 |
The invention relates to a method for determining the zero-point error of a vibratory gyroscope (1 ). According to said method, the resonator (2) of the vibratory gyroscope (1 ) is impinged by appropriate interference forces in such a wa...
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WO/2004/090470 |
In a method for determining the zero-point error of a vibratory gyroscope (1'): the frequency of the readout vibration is modulated; the output signal of a rotational-speed closed loop or quadrature closed loop of the vibratory gyroscope...
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WO/2004/088246 |
A gyro sensor (10) has a small size and a simple structure and can exhibit a high sensitivity for an angular velocity change. The gyro sensor (10) includes a super magnetic distortion member (12) consisting of a super magnetic distortion...
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WO/2004/085963 |
A rate sensing device includes a cylindrical vibratory resonator, a hemispherical vibratory resonator or a substantially planar vibratory resonator (1) having a substantially ring or hoop-like shape structure, which resonators have inner...
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WO/2004/084403 |
An oscillator having a given characteristic in the relation between a physical quantity and the drift value of the oscillation frequency. The variation of the characteristic is adaptively corrected, and the oscillation frequency drift va...
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WO/2004/083782 |
A force-effect model of the effects of acceleration on the output of a gyro triad is determined. Rotation sequences are then devised to permit excitation and observation of force-effect model parameters in order to provide calibration in...
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WO/2004/083781 |
A ring type vibrator (R2), wherein a plurality of through-holes are formed in a ring. When the width (w) of the ring of the ring type vibrator is reduced due to a machining error in a production process, the diameter (d) of the through-h...
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WO/2004/081495 |
Micromachined vibratory gyroscope having two or more coplanar movable masses suspended over a planar substrate. Two perpendicular axes (x and y) are defined within the substrate plane, while a third, the z-axis or input axis, is defined ...
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WO/2004/081494 |
For measuring the orientation of an offset stabiliser device in a downhole environment. A shaft rotates relative to the stabiliser device, and signal trigger means are provided at known locations on each of the rotating shaft and the sta...
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