Matches 1 - 50 out of 85 1 2 >


Match Document Document Title
US20120227492 HIGH PERFORMANCE DOUBLE-ENDED TUNING FORK  
An accelerometer device having a proof mass, a support base, a hinge that flexibly connects the proof mass to the support base, a double-ended fork (DETF) having two tines. The tines are made of...
US20130152685 DOUBLE-ENDED TUNING FORK WITH OUTRIGGER EXCITATION  
An accelerometer includes a base, a proof mass flexibly connected to the base, and a double-ended tuning fork (DETF) coupled to the proof mass and the base. The DETF includes a base attached to...
US20130042683 VIBRATING STRUCTURE GYROMETER WITH AT LEAST ONE TUNING FORK  
Vibrating structure gyrometer with at least one tuning fork, produced by micro-machining from a thin plate, the said tuning fork comprising a pair of mobile inertial assemblies (EIM1, EIM2) linked...
US20140069188 Tuning Fork Gyroscope Time Domain Inertial Sensor  
A gyroscope comprising: a frame; a tuning fork comprising a base and first and second prongs, wherein the base has proximal and distal ends, and wherein the proximal end is coupled to the frame...
US20130019681 VIBRATION GYRO ELEMENT, GYRO SENSOR, AND ELECTRONIC APPARATUS  
A vibration gyro element includes drive vibrating arms and detection vibrating arms at the opposite side, and has a first detection mode in which the drive vibrating arms flexurally vibrate...
US20100229647 ANGULAR VELOCITY SENSOR AND METHOD FOR FABRICATING THE SAME  
An angular velocity sensor includes a tuning-fork vibrator having a base and multiple arms extending from the base. Two arms out of the multiple arms driven to vibrate have first end parts...
US20100050768 TUNING FORK-TYPE VIBRATOR, TUNING FORK-TYPE VIBRATOR MANUFACTURING METHOD, AND ANGULAR VELOCITY SENSOR  
A tuning fork-type piezoelectric vibrator includes a substantially rectangular plate-shaped base to be supported by a circuit substrate and two pillar-shaped legs. The base includes a...
US20150114115 TORSIONAL RATE MEASURING GYROSCOPE  
A torsional gyroscope is provided that includes: a pickup tine and a drive tine of piezoelectric material, pickup electrodes disposed along the pickup tine, drive electrodes disposed along the...
US20090272189 Robust Six Degree-of-Freedom Micromachined Gyroscope with Anti-Phase Drive Scheme and Mehtod of Operation of the Same  
A method of operating an anti-phase six degree-of-freedom tuning fork gyroscope system comprises the steps of driving a first three degree-of-freedom gyroscope subsystem, and driving a second...
US20120325000 BENDING VIBRATION PIECE AND ELECTRONIC DEVICE  
A bending vibration piece has a pair of drive vibration arms and a pair of detection vibration arms in an opposite direction thereto which are connected to a supporting part. The supporting part...
US20080314145 ANGULAR VELOCITY DETECTION APPARATUS  
An angular velocity detection apparatus includes: a sensor unit having first and second detection axes serving as angular velocity detection axes, the first and second detection axes intersecting...
US20090007665 TUNING-FORK-TYPE BIMORPH PIEZOELECTRIC VIBRATOR, VIBRATING GYROSCOPE MODULE INCLUDING THE VIBRATOR, AND METHOD FOR MANUFACTURING THE TUNING-FORK-TYPE BIMORPH PIEZOELECTRIC VIBRATOR  
A tuning-fork-type bimorph piezoelectric vibrator includes two piezoelectric bodies that are bonded together and have opposite polarization directions. An intermediate metal layer is disposed...
US20090126488 Tuning Fork Vibrator and Vibratory Gyroscope Using the Same  
A tuning fork vibrator includes a vibrating body having the shape of a tuning fork as a whole. The vibrating body includes legs having a meandering shape and a base coupled to an end of the legs....
US20090255338 ACCELERATION SENSING DEVICE  
An acceleration sensing device includes: an outer frame; a first drive arm having both ends supported by sides of the outer frame through respective base parts, the sides opposing each other; a...
US20100037692 SOLID-STATE INERTIAL SENSOR ON CHIP  
Monolithic solid-state inertial sensor. The sensor detects rotation rate about three orthogonal axes and includes a micromachined monolithic piezoelectric crystalline structure including an equal...
US20150253138 OSCILLATING VOLTAGE OF SENSE ELECTRODES IN A MEMS TUNING FORK GYROSCOPE  
Embodiments of the subject application provide a method for operating a micro-electro-mechanical system (MEMS) tuning fork gyroscope. The method includes oscillating a voltage on a first sense...
US20100313657 MICROMACHINED TUNING FORK GYROSCOPES WITH ULTRA-HIGH SENSITIVITY AND SHOCK REJECTION  
A vibratory rate z-axis gyroscope is characterized by drive-mode and sense-mode quality factors and rate sensitivity and is fabricated with at least two decoupled vibratory tines, a levered...
US20090320594 INERTIA FORCE SENSOR  
An inertia force sensor includes a detection element having two orthogonal arms each formed by connecting one first arm orthogonally to two second arms; a support portion for supporting the two...
US20130298675 MEMS Inertial Sensor and Method of Inertial Sensing  
The invention comprises an inertia! sensor comprising a frame, a proof mass; a first resonant element having a proximal end and a distal end, the first resonant element being fixed to the frame at...
US20120192649 MEMS VIBRATING-BEAM ACCELEROMETER WITH PIEZOELECTRIC DRIVE  
A high-temperature drive component for a double-ended tuning fork (DETF). The drive component attaches to a surface of at least one of the tines. The drive component includes at least one...
US20120279303 ELECTRODES AND ASSOCIATED ELECTRONIC CIRCUITS FOR A PIEZOELECTRIC VIBRATING GYROMETER  
The Coriolis-effect gyrometer has a tuning fork having two tines (110, 120), which tuning fork is formed in a plate of piezoelectric crystal and provided with electrodes composed of ribbon...
US20120291551 SENSOR MOUNT VIBRATION REDUCTION  
Techniques are provided for reducing mount vibration in an inertial rate sensor (IRS). For example, if oscillation in an IRS's vibratory members, vibrating along a first axis, cause displacement...
US20120216614 PIEZOELECTRIC RESONATOR ELEMENT, PIEZOELECTRIC RESONATOR, PIEZOELECTRIC OSCILLATOR, RESONATOR GYRO ELEMENT, RESONATOR GYRO SENSOR, AND ELECTRONIC APPARATUS  
A piezoelectric substrate includes vibrating arms, a base portion to which one end portion of each vibrating arm is connected, spindle portions formed in the other end portion of each vibrating...
US20090058226 TUNING FORK OSCILLATING PIECE, TUNING FORK OSCILLATOR, AND ACCELERATION SENSOR  
A tuning fork oscillating piece includes: a base; a pair of oscillating arms extending from the base in directions substantially parallel with each other; a drive piezoelectric element provided at...
US20090007664 VIBRATION GYRO  
A vibration gyro made of a single crystal piezoelectric material includes: a base; a plurality of resonating arms extending from the base; an excitation electrode formed on a surface of at least...
US20090120187 INERTIAL FORCE SENSOR  
An inertial force sensor is composed of a plurality of arms and an oscillator having a base for linking the arms, in which a trimming slit is formed on a part of the arm except for a ridge...
US20130098153 HIGH RANGE DIGITAL ANGULAR RATE SENSOR BASED ON FREQUENCY MODULATION  
A digital angular rate sensor system based on frequency modulation (FM) of the rotation rate. The new approach relies on tracking of the resonant frequencies of two high-Q mechanical modes of...
US20090031807 ANGULAR VELOCITY SENSOR INTERFACE CIRCUIT AND ANGULAR VELOCITY DETECTION APPARATUS  
An angular velocity detection apparatus includes an angular velocity detection signal amplifier circuit which amplifies an angular velocity detection signal Vo output from an angular velocity...
US20110030474 Inertial Sensors with Reduced Sensitivity to Quadrature Errors and Micromachining Inaccuracies  
Inertial sensors with reduced sensitivity to quadrature errors and micromachining inaccuracies include a gyroscope incorporating two specially-configured single-axis gyroscopes for sensing...
US20100050769 ANGULAR VELOCITY SENSOR  
An angular velocity sensor includes vibrators, an internal circuit that drives the vibrators to detect an angular velocity signal, a circuit substrate on which components such as an IC and a...
US20090007666 VIBRATING GYROSCOPE  
A vibrating gyroscope includes a tuning-fork vibrator having a base and legs. The vibrator is joined to a support plate by conductive adhesive members. The support plate includes an outer frame...
US20130340523 TUNING BAR PIEZOELECTRIC VIBRATOR AND TUNING FORK PIEZOELECTRIC VIBRATOR  
A tuning bar piezoelectric vibrator includes first and second leg portions defined by a tuning bar piezoelectric vibrator, layers of first and second inner driver electrodes arranged as inner...
US20120312094 ANGULAR SPEED SENSOR AND COMPOSITE SENSOR FOR DETECTING ANGULAR SPEED AND ACCELERATION  
A placing member (80) is configured to be supported from an outside by a terminal (81) electrically connected to a terminal electrode, and an X-axis-direction extended portion (84), a...
US20080202238 ANGULAR VELOCITY SENSOR AND METHOD FOR FABRICATING THE SAME  
An angular velocity sensor includes a tuning-fork vibrator having a base and multiple arms extending from the base. Two arms out of the multiple arms driven to vibrate have first end parts...
US20140290362 VIBRATOR ELEMENT AND METHOD OF MANUFACTURING THE SAME  
A vibrator element has a first vibration mode in which first and second detection portions perform flexural vibration in opposite directions in the opposite phase to first and second driving...
US20120132002 SOLID-STATE INERTIAL SENSOR ON CHIP  
Monolithic solid-state inertial sensor. The sensor detects rotation rate about three orthogonal axes and includes a micromachined monolithic piezoelectric crystalline structure including an equal...
US20080229824 ANGULAR RATE SENSOR AND ELECTRONIC DEVICE  
An angular rate sensor includes: a piezoelectric vibration device; and a detection section, wherein the piezoelectric vibration device includes a base substrate, a vibration section having a fixed...
US20080210007 Angular velocity sensor  
An angular velocity sensor includes: a first tuning-fork vibrator having a first base and first aims extending from the first base in a first direction; a second tuning-fork vibrator having a...
US20090288487 ANGULAR SPEED SENSOR  
An angular velocity sensor includes a vibrator vibrating, first and second differential circuits for outputting first and second difference signals, respectively, and a synchronous detector...
US20110072900 PIEZOELECTRIC THIN FILM AND METHOD OF MANUFACTURING THE SAME, ANGULAR VELOCITY SENSOR, METHOD OF MEASURING ANGULAR VELOCITY BY THE ANGULAR VELOCITY SENSOR, PIEZOELECTRIC GENERATING ELEMENT, AND METHOD OF GENERATING ELECTRIC POWER USING THE PIEZOELECTRIC GENERATING ELEMENT  
Provided are a piezoelectric thin film including a lead-free ferroelectric material and exhibiting high piezoelectric performance comparable to that of PZT, and a method of manufacturing the...
US20100147073 SYSTEMS AND METHODS FOR AN INERTIAL SENSOR SUSPENSION THAT MINIMIZES PROOF MASS ROTATION  
The present invention generally relates to systems and methods for an inertial sensor suspension that minimizes proof mass rotation and translation. The system contains a microelectromechanical...
US20080210006 Angular velocity sensor  
An angular velocity sensor includes a tuning-fork oscillator that includes a base portion, arm portions extending from the base portion, and a pair of driving electrodes that are provided to...
US20100116052 PIEZOELECTRIC VIBRATOR, AND VIBRATION GYRO  
At the frequency of natural vibration with which the driving tines and detection tine of a piezoelectric vibrator resonate, the vibration directions of natural vibrations and the frequency...
US20070256497 Angular velocity sensor  
An angular velocity sensor includes multiple tuning-fork vibrators, each of which respectively includes a base portion and multiple arm portions extending from the base portion, and a difference...
US20080053227 Vibration sensor  
A vibration sensor includes a tuning-fork vibrator having a base and arms extending from the base, a mounting portion for,mounting the tuning-fork vibrator, and multiple supporting members that...
US20090165557 ANGULAR VELOCITY SENSOR, METHOD OF MANUFACTURING THE SAME, AND ELECTRONIC DEVICE USING THE ANGULAR VELOCITY SENSOR  
An angular velocity sensor includes a substrate having an upper surface having a first recess provided therein, an electronic component mounted in the first recess, and a vibration element mounted...
US20150114126 VIBRATING REED, ANGULAR VELOCITY SENSOR, ELECTRONIC DEVICE, AND MOVING OBJECT  
The vibrating reed includes a first main surface and a second main surface that face each other in the thickness direction of a piezoelectric body and a detection unit that vibrates along the...
US20070289383 APPARATUS AND METHOD FOR RECEIVING AND TRANSFERRING GLASS SUBSTRATE PLATES  
For optimizing the transfer and reception of glass substrate plates to and from a receiving station, such as a transfer mechanism for the glass substrate plates to a process station or a storage...
US20140251010 UNIT, OSCILLATOR AND ELECTRONIC APPARATUS  
In a quartz crystal unit, the unit comprising a quartz crystal resonator having an overall length less than 2.1 mm, and a base portion, and first and second vibrational arms, at least one groove...
US20090288486 VIBRATION BODY FOR ANGULAR SPEED SENSOR  
A vibration body 1 includes a vibrator 2 having vibration pieces 7 and a supporting part 5, and a mounting substrate 11 for mounting the vibrator. The mounting substrate has a seat part 13 for...

Matches 1 - 50 out of 85 1 2 >