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Class Information
Number: 702/195
Name: Data processing: measuring, calibrating, or testing > Measurement system > Measured signal processing > Signal extraction or separation (e.g., filtering) > For noise removal or suppression > By mathematical attenuation (e.g., weighting, averaging) > Subtracting noise component
Description: Subject matter comprising at least a subtracter for eliminating or reducing a noise component in the incoming signal.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8704186 Active noise canceling system for mechanically cooled germanium radiation detectors Apr. 22, 2014
8706435 Signal detection and triggering using a difference bitmap Apr. 22, 2014
8670950 False echo storage in case of container noise Mar. 11, 2014
8645090 Automated baseline removal of signal Feb. 4, 2014
8625218 ACQ in the presence of baseline pop Jan. 7, 2014
8577640 Magnetometer bias and anomaly detector Nov. 5, 2013
8538582 Robot and noise removing method for the robot Sep. 17, 2013
8538733 Methods for the analysis of dissociation melt curve data Sep. 17, 2013
8511140 Baseline modeling in chromatography Aug. 20, 2013
8457909 Timing analysis Jun. 4, 2013
8352086 Combined motion sensor for use in feedback control systems for vibration isolation Jan. 8, 2013
8314959 Adaptive cycle up convergence criteria Nov. 20, 2012
8301416 Optical noise index calculation method, optical noise index calculation apparatus, and optical sampling oscilloscope Oct. 30, 2012
8280694 Constant current power source electronics for a sensor Oct. 2, 2012
8255188 Fast low frequency jitter rejection methodology Aug. 28, 2012
8239172 Method of deep resistivity transient measurement while drilling Aug. 7, 2012
8214160 State detection device, state detection method, state detection program, and information recording medium Jul. 3, 2012
8175871 Apparatus and method of noise and echo reduction in multiple microphone audio systems May. 8, 2012
8065031 Polishing end point detection method utilizing torque change and device thereof Nov. 22, 2011
8026728 Spectrum analyzers with dynamic range indicator and methods of use Sep. 27, 2011
7970564 Enhancement techniques for blind source separation (BSS) Jun. 28, 2011
7965899 Methods for locating and decoding distorted two-dimensional matrix symbols Jun. 21, 2011
7885421 Method and system for noise measurement with combinable subroutines for the measurement, identification and removal of sinusoidal interference signals in a noise signal Feb. 8, 2011
7805286 System and method for sound system simulation Sep. 28, 2010
7650245 Impulse line-clogging detecting unit and impulse line-clogging detecting method Jan. 19, 2010
7640142 Position measurement apparatus and method and pattern forming apparatus and writing method Dec. 29, 2009
7496482 Signal separation method, signal separation device and recording medium Feb. 24, 2009
7439515 Pipeline processing of pulse pile-up correction in a nuclear medicine imaging system Oct. 21, 2008
7421377 Method and apparatus for supressing noise in a doppler system Sep. 2, 2008
7356340 System and method for wireless coverage detection Apr. 8, 2008
7321845 Method and system for removing very low frequency noise from a time-based data set Jan. 22, 2008
7260163 Noise blanker using an adaptive all-pole predictor and method therefor Aug. 21, 2007
7260506 Orthogonalization and directional filtering Aug. 21, 2007
7249002 Direct relative motion measurement for vibration induced noise and drift cancellation Jul. 24, 2007
7216063 Method and apparatus for comparing a data set to a baseline value May. 8, 2007
7162397 Decoding an alternator output signal Jan. 9, 2007
7117383 Phase difference delay control system for accommodating fluctuation in phase difference in distance measuring system Oct. 3, 2006
7092853 Environmental noise monitoring system Aug. 15, 2006
7003438 Apparatus for correcting for the effects of laser noise Feb. 21, 2006
6990252 System for manipulating noise in digital images Jan. 24, 2006
6987227 Weight detecting apparatus with vibrational sensors attached to both the free end and the fixed end of the load cell Jan. 17, 2006
6941027 Method of and system for automatically determining a level of light falloff in an image Sep. 6, 2005
6772100 Multipath mitigation filter Aug. 3, 2004
6748333 Method and apparatus for chromatographic data processing, and chromatograph Jun. 8, 2004
6651036 RMS-to-DC converter with fault detection and recovery Nov. 18, 2003
6449584 Measurement signal processing method Sep. 10, 2002
6304828 System and method for calibrating a signal detection threshold circuit Oct. 16, 2001
6041290 Method of adaptively adjusting the coefficients of a digital filter in an echo canceller Mar. 21, 2000
6041294 Signal quality determining device and method Mar. 21, 2000
5974361 Waveform reconstruction from distorted (saturated) currents Oct. 26, 1999

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