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Class Information
Number: 702/74
Name: Data processing: measuring, calibrating, or testing > Measurement system in a specific environment > Electrical signal parameter measurement system > Waveform analysis > Waveform-to-waveform comparison > Signal-in-signal determination
Description: Subject matter comprising means for detecting the presence or absence of at least one specified signal contained within other signal (e.g., noise superimposed on an information signal, burst signal, tone signal, or certain frequencies within a pulse code modulated signal).










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8364428 Junction-photovoltage method and apparatus for contactless determination of sheet resistance and leakage current of semiconductor Jan. 29, 2013
8326557 Detection of an abnormal signal in a compound sampled Dec. 4, 2012
8185334 Methods and systems for filtering a digital signal May. 22, 2012
8126256 Device and method for analysis of signal characteristics with the use of masks Feb. 28, 2012
8093870 Generator apparatus with active load dump protection Jan. 10, 2012
8095328 Systems and methods for monitoring moving surfaces Jan. 10, 2012
8032319 Methods for analyzing streaming composite waveforms Oct. 4, 2011
8023575 Approach for spectrum analysis in a receiver Sep. 20, 2011
8000914 Systems and methods for electromechanical oscillation monitoring Aug. 16, 2011
7970564 Enhancement techniques for blind source separation (BSS) Jun. 28, 2011
7966156 Method, computer program, and system for intrinsic timescale decomposition, filtering, and automated analysis of signals of arbitrary origin or timescale Jun. 21, 2011
7962610 Statistical data inspector Jun. 14, 2011
7856329 Method and apparatus for processing an under-sampled chirped sinusoidal waveform using a complex-heterodyne Dec. 21, 2010
7805267 Apparatus, method and program for verification of transmission margin Sep. 28, 2010
7756655 Observation apparatus, observation method and program Jul. 13, 2010
7756654 Test apparatus Jul. 13, 2010
7751996 Measurement system for determining desired/undesired ratio of wireless video signals Jul. 6, 2010
7734435 Systems and methods for monitoring moving surfaces using light signals Jun. 8, 2010
7620509 Detection of time-frequency codes using a spectrogram Nov. 17, 2009
7620510 Pulsed ring oscillator circuit for storage cell read timing evaluation Nov. 17, 2009
7617056 Parameter extraction method, method for inspecting circuit operation, and storage medium having program to perform the parameter extraction method Nov. 10, 2009
7460967 Selectable navigation to automatically discovered events within the acquisition record of a digital sampling oscilloscope Dec. 2, 2008
7454301 Method and apparatus for predicting system noise Nov. 18, 2008
7439515 Pipeline processing of pulse pile-up correction in a nuclear medicine imaging system Oct. 21, 2008
7415370 Method of compressing values of a monitored electrical power signal Aug. 19, 2008
7409305 Pulsed ring oscillator circuit for storage cell read timing evaluation Aug. 5, 2008
7409320 Complex signal decomposition and modeling Aug. 5, 2008
7401008 Method, computer program, and system for intrinsic timescale decomposition, filtering, and automated analysis of signals of arbitrary origin or timescale Jul. 15, 2008
7369951 Digital, self-calibrating proximity switch May. 6, 2008
7346464 Gait waveform feature extracting method and individual identification system Mar. 18, 2008
7308372 Phase jitter measurement circuit Dec. 11, 2007
7292947 System and method of estimating phase noise based on measurement of phase jitter at multiple sampling frequencies Nov. 6, 2007
7268783 Image alias rejection using shaped statistical filtering Sep. 11, 2007
7260485 Method and systems for distinguishing between materials having similar spectra Aug. 21, 2007
7254500 Monitoring and representing complex signals Aug. 7, 2007
7254469 Superimposing current or previous graphing data for anomaly detection Aug. 7, 2007
7228262 Semiconductor integrated circuit verification system Jun. 5, 2007
7191100 Method and system for predictive physiological gating of radiation therapy Mar. 13, 2007
7164997 Bus line current calibration Jan. 16, 2007
7158920 Noise checking method and apparatus and computer-readable recording medium which records a noise checking program Jan. 2, 2007
7152008 Calibrated differential voltage crossing Dec. 19, 2006
7079986 Greedy adaptive signature discrimination system and method Jul. 18, 2006
6988044 Bus line current calibration Jan. 17, 2006
6957172 Complex signal decomposition and modeling Oct. 18, 2005
6947853 Apparatus and method for inspecting electrical continuity of circuit board, jig for use therein, and recording medium thereon Sep. 20, 2005
6934650 Noise signal analysis apparatus, noise signal synthesis apparatus, noise signal analysis method and noise signal synthesis method Aug. 23, 2005
6912474 Method and apparatus for high-speed synchronous digital acquisition derived in real -time from analog samples Jun. 28, 2005
6898536 Method for improving the start up of an ultrasonic system under zero load conditions May. 24, 2005
6882946 Spectral analysis measurement apparatus and method of measuring for spectral analysis measurement apparatus Apr. 19, 2005
6873923 Systems and methods for performing analysis of a multi-tone signal Mar. 29, 2005

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