Matches 1 - 16 out of 16
Match Document Document Title
7369960 Device and method for detecting an angular position of a rotating object  
In detecting the time at which a rotating object passes a given angular position, a value range of an angular position sensor output signal which varies relatively rapidly with angular position...
7262591 Technique for sensing the rotational speed and angular position of a rotating wheel  
A method of processing a pulse train output signal provided by a non-contact sensor that senses the rotational speed and angular position of a rotating wheel includes comparing the amplitudes of...
7023214 Sensor for ignition timing device  
A variable reluctance sensor for use with an ignition timing device includes a support tube insertable in a bore extending from a first end to a second end. A sensor housing is insertable in the...
6965227 Technique for sensing the rotational speed and angular position of a rotating wheel using a variable threshold  
To detect the rotational speed and angular position of a rotating wheel, a non-contact sensor (e.g., an optical sensor or a Hall sensor) scans scan marks on the wheel, and generates a pulse train....
6798192 Speed sensing system with automatic sensitivity adjustment  
An electronic circuit measures a pulse frequency and/or a pulse period of pulses in a sensor signal originating in a sensor coil, the pulses being zero crossing pulses. The circuit includes a...
6674279 Variable attenuation circuit for a differential variable reluctance sensor with enhanced initial threshold accuracy  
A variable reluctance sensor interface module having a variable attenuation circuit and a rectifier and differential to single-ended conversion circuit for operating in a current mode to attenuate...
6664789 Engine ignition timing device  
An ignition timing device for timing an engine having a timing port and a timing mark indicative of a position of a movable member. The ignition timing device includes a sensor adapted to be...
EP1361416A2 Magnetic position detecting device  
In a magnetic position detecting device for detecting a position of a moving body (2) to a fixed body (1) on the basis of a change of a magnetic flux density that a Hall element (4) senses when the...
6429658 Engine ignition timing device  
An ignition timing device for timing an engine having a timing port includes a sensor securable in the timing port to provide a timing mark signal. An ignition sensor is adapted to provide an...
EP1111392A1 Realizing speed and angle position of a rotating wheel with adaptable switching threshold for drift compensation  
Method uses a contact-free sensor (S) to detect markings on a wheel (R). The signal amplitude from the sensor is compared with a variable switching threshold in a comparison device (V). The...
6064199 Magnetic field change detection circuitry having threshold establishing circuitry  
Apparatus for detecting a tooth of a body. The tooth has an edge terminating in a notch. The tooth and notch are disposed along an edge of the body. The apparatus includes a pair of Hall effect...
5986450 Directionally independent magnet sensor  
A magnetic sensor has a first sensing element and a second sensing element surrounding the first sensing element so that the sensor is directionally independent in a plane perpendicular to a...
5812429 Adaptive digital filter for automotive applications  
An adaptive digital filter for filtering noise from a binary signal having a baseline that is low and including valid pulses that are high, a system for monitoring a rotating element employing such...
5777465 Circuitry and method for sensing spatial transitions sensed with a magnetic sensor  
A circuit for use with a magnetic sensing device having at least first and second sensors has a summing amplifier for providing a difference signal and a peak detector for detecting peaks in the...
5606274 Sampling and holding circuit  
An analog input voltage is inputted to a first sample and hold circuit and a second sample and hold circuit is connected to an output of the first sample and hold circuit. The output of the first...
5606257 Device for forming a square-wave signal and detecting a reference mark from a sinusoidal signal with a singularity  
A device which reshapes sinusoidal signals with a singularity to generate square-wave signals and detects the singularity in an unambiguous and reliable manner. The sinusoidal pulses are reshaped...
Matches 1 - 16 out of 16