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Class Information
Number: 702/75
Name: Data processing: measuring, calibrating, or testing > Measurement system in a specific environment > Electrical signal parameter measurement system > Waveform analysis > Frequency
Description: Subject matter having means for determining or analyzing frequency of the electromagnetic wave.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6615162 |
Noise reducing/resolution enhancing signal processing method and system |
Sep. 2, 2003 |
| 6613971 |
Electronic tuning system and methods of using same |
Sep. 2, 2003 |
| 6609074 |
Tire uniformity prediction using balance and low speed uniformity data |
Aug. 19, 2003 |
| 6606586 |
Simulation method |
Aug. 12, 2003 |
| 6598005 |
Method for measuring the frequency of a sinusoidal signal |
Jul. 22, 2003 |
| 6549860 |
Method and apparatus for tuning a megasonic transducer |
Apr. 15, 2003 |
| 6546346 |
Method for determining the resonance frequency of an electric resonant circuit |
Apr. 8, 2003 |
| 6542842 |
Method of compensating periodic signals in sensor output |
Apr. 1, 2003 |
| 6539319 |
Automatic wavelet generation system and method |
Mar. 25, 2003 |
| 6529843 |
Beat rate tuning system and methods of using same |
Mar. 4, 2003 |
| 6519537 |
Apparatus providing on-line indication of frequency of an AC electric power system |
Feb. 11, 2003 |
| 6516279 |
Method and apparatus for calculating RMS value |
Feb. 4, 2003 |
| 6507798 |
Time-frequency dependent damping via Hilbert damping spectrum |
Jan. 14, 2003 |
| 6507797 |
Direct current machine monitoring system and method |
Jan. 14, 2003 |
| 6499002 |
System and method for generating a noise index for a mechanical system |
Dec. 24, 2002 |
| 6490535 |
Method and apparatus for calibrating an instrument |
Dec. 3, 2002 |
| 6483286 |
Method and apparatus for measuring the instantaneous frequency of FM signals |
Nov. 19, 2002 |
| 6480796 |
Method for improving the start up of an ultrasonic system under zero load conditions |
Nov. 12, 2002 |
| 6470285 |
Method and apparatus for multi-parameter digital pulse pileup rejection |
Oct. 22, 2002 |
| 6456950 |
Method and apparatus for estimating and digitizing instantaneous frequency and phase of bandpass signals |
Sep. 24, 2002 |
| 6453252 |
Process for identifying audio content |
Sep. 17, 2002 |
| 6453250 |
Method and apparatus for detection of missing pulses from a pulse train |
Sep. 17, 2002 |
| 6449568 |
Voltage-current sensor with high matching directivity |
Sep. 10, 2002 |
| 6405147 |
Signal transfer device measurement system and method |
Jun. 11, 2002 |
| 6397154 |
Correlation method for surveillance device detection |
May. 28, 2002 |
| 6389365 |
Method for operating a spectrum analyzer to display a marker of a signal of interest |
May. 14, 2002 |
| 6385548 |
Apparatus and method for detecting and characterizing signals in a communication system |
May. 7, 2002 |
| 6374189 |
Frequency analyzing device |
Apr. 16, 2002 |
| 6366864 |
Adaptive sampling rate based on power system frequency |
Apr. 2, 2002 |
| 6347286 |
Method and device operating by interpolation in a discrete spectrum to determine characteristics of a signal and application thereof |
Feb. 12, 2002 |
| 6347287 |
Calibration system and method for receiver guardband reductions |
Feb. 12, 2002 |
| 6344749 |
Test system for measuring frequency response and dynamic range on cable plant |
Feb. 5, 2002 |
| 6334092 |
Measurement device and measurement method for measuring internal quality of fruit or vegetable |
Dec. 25, 2001 |
| 6329806 |
Process for determining the harmonic oscillations of the fundamental component of an electrical signal |
Dec. 11, 2001 |
| 6321169 |
Equivalent circuit of inductance element, method of analyzing circuit constants, simulator, and record media |
Nov. 20, 2001 |
| 6320471 |
Method and device for computer supported determination of an oscillating region of an electrical circuit |
Nov. 20, 2001 |
| 6292760 |
Method and apparatus to measure non-coherent signals |
Sep. 18, 2001 |
| 6276536 |
Method of measuring ripeness and texture of vegetable or fruit and measuring instrument |
Aug. 21, 2001 |
| 6272439 |
Programmable delay path circuit and operating point frequency detection apparatus |
Aug. 7, 2001 |
| 6219624 |
Synchronous timer vehicle speed measurement |
Apr. 17, 2001 |
| 6208945 |
Harmonic component measuring method for power system |
Mar. 27, 2001 |
| 6208946 |
High speed fourier transform apparatus |
Mar. 27, 2001 |
| 6163281 |
System and method for communication using eye movement |
Dec. 19, 2000 |
| 6154687 |
Modified cosine filters |
Nov. 28, 2000 |
| 6128584 |
System and method for frequency compensation in an energy meter |
Oct. 3, 2000 |
| 6119139 |
Virtual windowing for fixed-point digital signal processors |
Sep. 12, 2000 |
| 6108610 |
Method and system for updating noise estimates during pauses in an information signal |
Aug. 22, 2000 |
| 6104984 |
Automated method of frequency determination in software metric data through the use of the multiple signal classification (MUSIC) algorithm |
Aug. 15, 2000 |
| 6032105 |
Computer-implemented microcell prediction modeling with terrain enhancement |
Feb. 29, 2000 |
| 6023662 |
Measurement device, portable electronic instrument, and measurement method |
Feb. 8, 2000 |
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