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Class Information
Number: 702/147
Name: Data processing: measuring, calibrating, or testing > Measurement system > Speed > Rotational speed > Specific mathematical operation performed
Description: Subject matter including details of an algorithm having a sequence of calculating steps to be carried out for determining rotational speed or related parameter.

Sub-classes under this class:

Class Number Class Name Patents
702/148 For wheel speed 151

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8618792 Rotation angle detection device, and rotation angle detection method Dec. 31, 2013
8589115 System and method for estimating torque and rotational speed of motor Nov. 19, 2013
8567060 Gas turbine rotor assembly method Oct. 29, 2013
8566056 System and method of speed detection in an AC induction machine Oct. 22, 2013
8561299 Gas turbine rotor assembly methods Oct. 22, 2013
8504321 Method and device for determining one or more rotational speeds of a turbocharging device, in particular for an internal combustion engine Aug. 6, 2013
8504324 System and method for analyzing reliability of electronic device Aug. 6, 2013
8489355 Method for the determination of long-term offset drifts of acceleration sensors in motor vehicles Jul. 16, 2013
8401819 Statistical processing methods used in abnormal situation detection Mar. 19, 2013
8392146 Signal processing circuit for rotation detector Mar. 5, 2013
8323841 Anode loop observer for fuel cell systems Dec. 4, 2012
8321172 Method for real time capability simulation of an air system model of an internal combustion engine Nov. 27, 2012
8234091 Angular velocity sensor correcting apparatus for deriving value for correcting output signal from angular velocity sensor, angular velocity calculating apparatus, angular velocity sensor corre Jul. 31, 2012
8229697 Method and device for the robust and efficient determination of the rotational direction and/or rotational speed of a wheel or a shaft Jul. 24, 2012
8195426 Data analysis systems and related methods Jun. 5, 2012
8169214 Angular position sensor May. 1, 2012
8129056 System and method for controlling an anode side recirculation pump in a fuel cell system Mar. 6, 2012
8105552 Optical sensor array system for parallel processing of chemical and biochemical information Jan. 31, 2012
8050885 Method for determining the effects of the wind on a blind Nov. 1, 2011
7937231 Order tracking method and system May. 3, 2011
7912665 Method and apparatus for driver hands off detection for vehicles with active front steering system Mar. 22, 2011
7877223 Method and apparatus for geometric rotor stacking and balancing Jan. 25, 2011
7856338 Apparatus and method for detecting a reversion of direction of a relative movement Dec. 21, 2010
7831407 Adaptive vehicle control system with driving style recognition based on vehicle U-turn maneuvers Nov. 9, 2010
7777755 Display device calibration system Aug. 17, 2010
7774157 Checking of turbomachine blades Aug. 10, 2010
7761256 Method and system for use in analyzing vibrations of a variable speed rotating body Jul. 20, 2010
7751997 Highly fault-tolerant method for evaluating phase signals Jul. 6, 2010
7676345 Method and system of determining the absolute velocity of a vehicle Mar. 9, 2010
7664615 Method for determining a critical reduction in shaft speed in a work machine Feb. 16, 2010
7640802 Method and system for analysing tachometer and vibration data from an apparatus having one or more rotary components Jan. 5, 2010
7577545 Method and system for estimating rotor angular position and rotor angular velocity at low speeds or standstill Aug. 18, 2009
7558695 Self-powered vehicle speed sensor Jul. 7, 2009
7555402 Method for determining the angular position of the steering wheel of an automobile vehicle electric power-assisted steering system Jun. 30, 2009
7543486 Method of estimating the duration of target wheel teeth Jun. 9, 2009
7539594 Method and apparatus for geometric rotor stacking and balancing May. 26, 2009
7477978 Rumble strip responsive system: vehicle control on rumble strip Jan. 13, 2009
7433795 Tm method for controlling dynamic apparatus and apparatus thereof Oct. 7, 2008
7415363 High resolution torque measurement on a rotating shaft with movement compensation Aug. 19, 2008
7386385 System for recognising the lane-change manoeuver of a motor vehicle Jun. 10, 2008
7366636 Rotational angle detector Apr. 29, 2008
7308373 Method for determining a vehicle reference velocity Dec. 11, 2007
7283924 Method for automatically determining the fitting positions of tires in a motor vehicle Oct. 16, 2007
7283923 Method of speed measure on turbo superchargers of internal combustion engines by means of vibrations analysis and equipment to perform it Oct. 16, 2007
7260509 Method for estimating changes in product life resulting from HALT using quadratic acceleration model Aug. 21, 2007
7248991 Method and device for detecting a rotational speed, especially the rotational speed of the wheel of a vehicle Jul. 24, 2007
7222044 Rotating speed detecting apparatus May. 22, 2007
7219031 Rumble strip responsive systems: discrimination of types of rumble strips May. 15, 2007
7096136 Method for detecting rotational speed Aug. 22, 2006
7072790 Shaft sensorless angular position and velocity estimation for a dynamoelectric machine based on extended rotor flux Jul. 4, 2006

1 2 3

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