Matches 1 - 50 out of 118 1 2 3 >


Match Document Document Title
8990044 Revolution counter and method for determining the number of revolutions of a shaft  
A revolution counter including sensors, which generate position values that define an angular position of a shaft, and a determination unit that receives the position values and generates decision...
8983792 Indoor testing device for a plurality of rotor-containing flying objects  
An indoor testing device for multiple rotor-containing flying objects including a main support having a plurality of linking members, a plurality of mechanical arms, a plurality of trays, and...
8895911 Optical encoder with misalignment detection and adjustment method associated therewith  
An optical encoder includes a scale having diffraction gratings formed at predetermined pitches in a measurement axis direction, a detection head relatively movable with respect to the scale, the...
8825440 Resolver signal converter and resolver signal conversion method  
A resolver signal converter and a resolver signal conversion method amplify and perform analogue-digital conversion on a sine wave output from a resolver; thereafter, among frequency components of...
8786275 Transmission gear position sensor using printed circuit element  
A gear position sensor employs a sliding electrical connection between arcuate conductors and flexible wiper arms held on opposite surfaces that rotate relative to each other with the movement of...
8779761 Rotation angle detecting unit  
A rotation angle detecting unit includes an IC package having a magnetism detecting element, a sealing body, and leads; and a covering member having a fixing part and a supporting part, which are...
8779764 Method for producing magnetoresistive effect element, magnetic sensor, rotation-angle detection device  
To provide a method which can define the direction and orientation of magnetization of a pinned layer while reducing the number of steps of forming a GMR film. The magnetization direction of the...
8717010 Magnetic position sensors, systems and methods  
Magnetic position sensors, systems and methods are disclosed. In an embodiment, a position sensing system includes a magnetic field source with a dipole moment in a direction along a z-axis; and a...
8718974 Measuring apparatus and measuring system  
Measuring devices each include a rotating body arranged between a wheel and a wheel hub with rotation centers aligned with each other, and an optical detector fixed to a body frame. The rotating...
8664943 Position detecting apparatus  
The present invention provides a single component implementing highly precise pulse detection for rotational or liner position detecting apparatuses for jog dials and mechanical products. Focusing...
8618792 Rotation angle detection device, and rotation angle detection method  
A rotation angle detection device includes: a detection portion that detects detection angle that univocally corresponds to rotation angle of a rotating body which is within a predetermined range,...
8478562 Measuring instrument  
A measuring instrument includes a main body, a stylus configured to be movable in relation to the main body, an encoder for detecting the amount of displacement of the stylus relative to the main...
8466644 Motor driving circuit  
First and second A/D converters perform analog/digital conversion of first and second signals of a Hall signal so as to generate third and fourth signals as digital signals. A differential...
8428906 Method and device for diagnosing a position encoder  
A method for determining a mixup in the terminals of a position encoder having a position encoder motor, which is bidirectionally drivable via a plurality of terminals, so that a mixup of at least...
8356132 Position sensing system for a KVM switch  
A position sensing system controls selection of channels in a KVM switch having a plurality of channels. The system has a sensor interface for receiving a sensor reading indicating a current...
8320814 Length measurement apparatus and image forming apparatus  
A length measurement apparatus including: a measurement portion that measures a sheet length based on a rotational amount of a length measurement roll for a first detection period in which first...
8238579 Information processing apparatus  
According to one embodiment, an information processing apparatus includes a volume operation module, a first volume controller and a second volume controller. The volume operation module includes...
8099256 Method of determining the dimensions of a mailpiece  
A method of determining the dimensions of a mailpiece by means of a portable measuring device having a housing provided with an opening having a side reference surface along which the mailpiece is...
7856726 Rotary encoder and rotor machine  
A rotary encoder for a rotor machine with at least one track with a pulse series for the generation of signal pulses, where a selectable reduction of the signal pulses is possible for the output,...
7825367 Rotary encoder  
[Problems to be Solved] To provide a rotary encoder capable of carrying out self-calibration for a horizontal encoder as well as a vertical encoder without requiring special equipment and simply...
7818091 Process and device for determining the position and the orientation of an image reception means  
A process and a device are provided for determining the pose as the entirety of the position and the orientation of an image reception device. The process is characterized in that the pose of the...
7797127 Method for determining two pseudo-sinusoidal signals in quadrature  
A method for determining two pseudo-sinusoidal signals in quadrature from a pseudo-sinusoidal signal transmitted by an encoder is provided. The method using a sensor arranged within reading...
7590467 Spindle system, apparatus, and methods for applying spindle apparatus  
A system, apparatus and method collects data on rolled product usage at a dispensing location by monitoring the amount of product pulled or removed from a roll. A spindle assembly may be...
7590505 Manufacturable micropositioning system employing sensor target  
Embodiments of the present invention relate to systems and methods of position sensing that use a sensing target with a pattern of features thereupon, and to positioning modules and systems that...
7502703 Calibration of the fundamental and harmonic once-around velocity variations of encoded wheels  
A method of calibrating once-around and harmonic errors of encoded nips is provided. An encoder with an index pulse is used to measure the velocity and rotation of the driven wheel or idler. The...
7418361 Method of correcting speed of encoder and apparatus therefor  
A method of correcting the speed of an encoder and an apparatus therefor are provided. The method includes the steps of detecting an electrical signal corresponding to a driving speed of a motor,...
7389200 Incremental encoding and decoding apparatus and method  
An incremental encoding and decoding apparatus and method are provided. The incremental encoding and decoding apparatus comprises current converters, which respectively receive the pair of analog...
7289932 Angular position, speed and direction encoding of a rotating member  
A spatial detection apparatus comprising a rotating member having a predetermined number of teeth angularly spaced about its circumference at predetermined distances to form a bit pattern; at...
7219036 Method for balancing an article for rotation  
A method for statistically analyzing the operation of a machine for balancing articles for rotation so as to reduce measurement errors and thereby enhance productivity and quality including the...
7143518 Angle detector with self-calibration capability  
An angle detector with self-calibration capability has a number of first scale read heads and one second scale read head around the periphery of a single scale disk and includes means for...
7106054 Device for sensing a rotary member such as a water meter turbine  
A device for sensing the rotation of a member rotating about an axis XX′ comprises m proximity sensors situated in a plane perpendicular to the axis XX′ and in m radial directions, m being an...
7047153 Method and apparatus for improved inspection classification of attributes of a workpiece  
An apparatus for detecting the probable existence, location, and type of defects in a workpiece is described. The apparatus includes a sensor subsystem, an optimizer, a control subsystem, and a...
7009360 Method for controlling SRM switching angle by analog encoder system  
Disclosed is a method for controlling an SRM (Switched Reluctance Motor) switching angle by an analog encoder system that can perform a precise control of the switching angle of the SRM by...
6931312 Detection apparatus for steering angle in vehicle  
Disclosed is an apparatus for detecting steering angle in vehicle, such that the size of the apparatus for detecting steering angle in vehicle using gears and magneto resistive sensors, could be...
6928386 High-resolution optical encoder with phased-array photodetectors  
Embodiments of high-resolution optical encoders having phased-array photodetectors and integrated on semiconductor chips. Emitters, detectors, and encoders disks are described which can be easily...
6895296 Spindle system, apparatus, and methods for applying spindle apparatus  
A system, apparatus and method is shown for collecting data on rolled product usage at a dispensing location by monitoring the amount of product pulled or removed from a roll. In the invention, a...
6853948 Using conductive nipped rollers to measure media length  
Representative embodiments provide for an imaging apparatus including a controller, a first imaging engine and a second imaging engine, each coupled with the controller and configured to form...
6807512 Node identification by displacement  
A method of identifying a node of an arrangement that includes a plurality of movable parts, the method including moving only one of a plurality of movable parts of an arrangement, detecting the...
6778939 Rotational angle detector which prevents controlled system from being improperly controlled  
A rotational angle detector which comprises: a rotational angle detecting section which detects an angle detection signal correspondent to a rotational state of a rotor in a short cycle and feeds...
6687647 Rotation-angle detecting device capable of precisely detecting absolute angle  
The absolute angle of the rotation angle is detected on the basis of a first detection signal including sawtooth continuous pulses and a second detection signal that rises stepwise. The second...
6611790 Measuring device for the contactless measurement of an angle of rotation  
A measuring instrument for contactless detection of an angle of rotation γ is comprised of a supporting plate (14) made of soft magnetic material, which serves as a rotor. Two segments (16, 17)...
6580066 Measurement signal generating circuit for linear scale  
A measurement signal generating circuit for a linear scale capable of increasing an Signal-to-Noise (S/N) ratio, wherein S stands for Corona signal strength, and N for noise strength ratio of a...
6577985 Scalable code absolute logic function (SCALF) encoder  
An inventive encoding system that expects, accepts and interprets both normal and abnormal states of a sensor array, and that preferably further recognizes a zero state as a malfunction. The...
6567033 Analog angular coder  
An analog angle encoder is provided having a resistor track and a wiper contact associated with the resistor track, a conductor track concentric with the resistor track, wherein one end of the...
6564168 High-resolution optical encoder with phased-array photodetectors  
Embodiments of high-resolution optical encoders having phased-array photodetectors and integrated on semiconductor chips. Emitters, detectors, and encoders disks are described which can be easily...
6556946 Linear position sensor  
Apparatus and methods for determining a linear position of a moveable member having a code disposed thereupon. The code includes a succession of data fields having at least n characters and...
6496786 Method and apparatus for measuring a frequency datum  
An improved method, for obtaining a datum concerning the rotation speed (n) of a rotating object, such as a motor rotor (32), offers high precision. Typically, the motor has a sensor (61) which...
6408252 Calibration system and displacement measurement device  
An improved system (20) for the calibration of a robot system. The system (20) comprising a linear displacement measurement device (32) in conjunction with a robot calibration system. The linear...
5943639 Displacement detection apparatus including an error correction system  
A displacement detecting apparatus includes an error correcting circuit through which a pair of sine wave signals detected by a detecting head unit are corrected. A signal detecting circuit...
5878381 System and method for collecting data on tissue consumption  
A system and method for collecting data on individual and aggregate use of toilet tissue or other types of rolled absorbent paper in a public washroom includes a sensing system for sensing one or...

Matches 1 - 50 out of 118 1 2 3 >