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Patent Searching and Data


Matches 601 - 650 out of 809

Document Document Title
JP4598372B2
The field has two sets of rough alignment reference marks (112,122) for wide-angle and zooming. Two sets of precise alignment reference marks (114,124) are provided in the field for wide-angle and zooming. The rough and precise alignment...  
JP4571715B2
A device which determines a motion parameter with a sensor having a plurality of sensor elements coupled to one another, in which the motion parameter corresponds to a rotational speed. The device includes a starter loop for putting the ...  
JP4417958B2
A bearing unit (6) for a measuring part (5) is arranged on one side of the measuring plane (11) or in the measuring plane, and is formed as an air bearing. The measuring part is formed as a C-shaped member with two limbs arranged at righ...  
JP4387987B2
Test sound wave is outputted from a speaker (2). A movable part of a three-axis acceleration sensor, which is a micro structure of a chip to be tested TP, moves due to the arrival of the test sound wave which is compression wave outputte...  
JP4314566B2
A method for compensating a rotational position error of a robot cleaner is disclosed to reduce a rotational position error of a robot cleaner by compensating an offset value of a gyro sensor of the robot cleaner. The method includes: de...  
JP4309082B2
Inertial rate sensor and method for sensing inertial rate whereby the inertial rate sensor comprises a vibratory rate sensing element, a drive circuit for applying a drive signal to the rate sensing element, a pickup circuit coupled to t...  
JP4294979B2  
JP4166245B2
A method for determination of the zero error of a Coriolis gyro. Appropriate disturbance forces are applied to the resonator of the Coriolis gyro such that at least one natural oscillation of the resonator is stimulated that differs from...  
JP4163545B2
A reference fixture (20) for a roundness measuring instrument performs acquisition of origin information of a roundness measuring instrument (1) including a workpiece rotary mechanism (3) on which a workpiece is set and a probe (14) prov...  
JP4149278B2
Differential charge amplifier for processing charge signals from a rotation rate sensor, with a test signal being applied to the differential charge amplifier so that during normal operation the output of the amplifier corresponds to the...  
JP4125483B2
Disclosed is a mounting mechanism and method for accurately securing and uniformly bonding piezoelectric transducers (PZT's) to a dither spring. The dither spring includes a central hub, an outer toroidal rim, a plurality of flexible ree...  
JP4095963B2
An electrolytic tilt sensor is disclosed which comprises a containment envelope having a metallic container and a header, the envelope defining a chamber and having at least one pair of apertures, an electrolytic solution partially filli...  
JP4046476B2
To obtain an apparatus and a method for calculating a navigation capable of being applied to accurate imaging of all sensors at a high speed. The apparatus for calculating the navigation comprises an observing point corresponding positio...  
JP2007532919A
A method of forming a vial, preferably for use in a level, is disclosed. The method comprises providing a cylinder formed from a first material having an inner surface defining a cavity and an outer surface, molding a second material aro...  
JP4005921B2
An apparatus for calibration of an industrial robot, the apparatus comprising a body ( 7 ) having a first angle-measuring member ( 10 ) arranged for measuring an angle relative to the vertical ine about a first measuring axis ( 12 ) and ...  
JP3979043B2
To provide a device and a method for calculating vehicle movement distance by which the movement distance can be accurately calculated regardless of the variation of tire diameter. Two optical beacon transmitters 3 and 4 are installed at...  
JP3957688B2
A vehicle data bus system having one or more data buses, via which a plurality of connected bus users are connected for data transmission, having a sensor module which is embodied as a bus user and has a rotational speed sensor, the sens...  
JP3947531B2
To provide a method and an apparatus for correcting acceleration errors, and an inertial navigation system using them. This acceleration error correcting apparatus includes a first acceleration error computing section 335 which approxima...  
JP3917523B2
The altimeters (28, 30) which contain within it means for storing the Static Source Error Correction (SSEC) includes means for downloading the SSEC and for transferring it to a new altimeter (32) which may then be used in the place of on...  
JP3862369B2
To enable deviation detection of a sensor for distance between vehicles by judging that the relation between a detected distance between vehicles and a relative velocity is in a specified range during a specified period. For example, whe...  
JP3774753B2
The invention relates to a method for determining correction parameters for the measured values of a magnetic compass, which is built into a land craft for navigation purposes, and gives the azimuth a of the direction of motion of the ve...  
JP3749037B2
To restrict a stop of an odometer during running by using only an EEPROM circuit, obtaining a run distance of a vehicle and enhancing a redundancy to gobbledygook. even for regular noises. A CPU circuit 2a takes and counts vehicle veloci...  
JP3734868B2
To correct error in the measurement due to magnetic perturbation and positional mismatch of magnetometer easily, quickly and accurately by introducing a measurement of field, a time derivative thereof and a perturbation field into a logi...  
JP2005283576A
To provide a method and a device for determining ambiguity of the decimal and integer of a floating point in a satellite position navigation system.A Rover station has a satellite receiving device positioned periodically on an unknown pl...  
JP2005530124A
A micro-gyroscope ( 10 ) having closed loop output operation by a control voltage (Vty), that is demodulated by a drive axis (x-axis) signal Vthx of the sense electrodes (S 1 , S 2 ), providing Coriolis torque rebalance to prevent displa...  
JP3682980B2
A method for calibrating a pressure-sensing altitude sensor of an aircraft while the aircraft is in flight. The method includes the steps of obtaining a set of reference atmospheric pressures as a function of height above a base station ...  
JP2005521046A
A method for installation alignment of an inertial reference unit (IRU) with vehicle axes when the IRU is installed within the vehicle is provided. The vehicle axes include roll, pitch, and yaw axes. The method includes recording vehicle...  
JP3659773B2
To reduce the dimension of a tunnel and reduce the airframe resistance of a flying object by providing the control equipment of an autopilot with a steering angle discrimination operating function. A control equipment 4 having steering a...  
JP2005509149A
A method for testing inertial measurement devices on a multi-axis rate table without having to utilize slip rings to transfer signals between the inertial measurement devices and remote processors by incorporating a processor internal to...  
JP2005053397A
To surely rewrite the travel distance of the old meter unit to the new meter unit without the travel distance of the new meter being falsely rewritten.The travel distance display system is equipped with a meter unit 1, a storage step, a ...  
JP2005031082A
To provide a method for improving accuracy and integrity of GPS.This test method of integrity in GPS (global positioning system) measuring for a moving vehicle on the road comprises a step for calculating a 1st inter-vehicle distance bet...  
JP3615305B2  
JP3596207B2  
JP3590023B2
A method for testing a Coriolis transducer having a mass adapted vibrate along a vibratory direction in a resonant structure and undergo a displacement along a sensitive axis, perpendicular to the vibration, in response to an angular rat...  
JP2004533600A
The pedometer having improved accuracy by being calibrated to actual user stride lengths and stride rates, and being recalibrated as necessary based on subsequent actual stride rates and lengths. The pedometer can also interact with a he...  
JP2004286724A
To provide an accurate vehicle behavior detector for detecting behavior of a vehicle.A vehicle behavior detector 10 obtains detection information from autonomous sensors 13 to 16 to detect a change in vehicle behavior. The detection info...  
JP3574437B2
An automatic integrated mechanical and electrical angular motion detector test system includes a test fixture for holding an angular motion detector to be mechanically and electrically tested; a handler subsystem for feeding an angular m...  
JP2004192446A
To provide beacon test equipment which can test an on-vehicle beacon receiver in the same way as running on roads, without requiring special devices.The beacon test equipment comprises a radio reception part 104 for receiving a radio bea...  
JP3516956B2
Disclosed is an integrating analog-to-digital converter characterized as a function of the temperature. The characterizing information is processed in a manner to correct the digital information before the digital information is subseque...  
JP3500011B2
To provide a tilt sensor by which centering for a top board can be performed easily in a short time. In this tilt sensor, an index mark 30 is provided on a perpendicular line formed in the deepest part of a recessed part 3c of a top boar...  
JP2004028841A
To eliminate complicated adjustment work, to prevent erroneous setting, and to reduce system cost.When a vehicle type code is input from a controller 100 provided in a vehicle to a direction calculating and processing part 20, a correcti...  
JP2003535321A
A method for locating the position for a concave mirror alignment device on a RLG block, comprising the following steps: 1) mount a "log" onto a CNC machine, 2) select several points along the length of the log for measurement; 3) measur...  
JP2003307524A
To provide a navigation device having an acceleration sensor correction means for easily correcting acceleration calculated from an acceleration sensor.Actual acceleration of a vehicle is calculated from a speed sensor 4. An inclination ...  
JP2003287420A
To provide a ranging sensor whose output can be easily adjusted.The ranging sensor comprises: a case subassembly 10 having a light-emitting element and a light receiving element inside; and a lens case subassembly 30 that has a light-pro...  
JP3447772B2
PURPOSE: To calibrate and precisely initialize a navigation device by measuring speeds of north and east directions, an air craft orientation, and variation rate thereof, obtaining a diagonal aviation angle and a lever arm, obtaining the...  
JP3428539B2
To provide a calibration device for enhancing the accuracy of measured values obtained by an attitude angle sensor. A satellite position/attitude presumer 2 reads in photographed landform data 4 from an image data memory 3, and then the ...  
JP3398854B2
To obtain an adjusting method in which a resonant frequency and a detection output can be adjusted by trimming at least one or more electrodes out of a first electrode as well as a second electrode and a third electrode which are faced. ...  
JP3392418B2
A differential odometer includes a left wheel sensor (503) coupled to a left wheel (103), and a right wheel sensor (513) coupled to a right wheel (105). The left wheel sensor (503) provides a left wheel pulse count (505) as the left whee...  
JP2003506702A
The method involves obtaining high data rate vibration samples and estimating vibration power spectral density. The estimates are combined with previously determined calibration coefficient, for generating real time vibration induced err...  
JP2003043133A
To improve sensor testing method so as to use a signal for expressing a parameter to be measured at a very short time interval even when inspecting a sensor without interruption or relatively large interruption. The action of disturbance...  

Matches 601 - 650 out of 809