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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 |
| 7209842 |
Activation signal output circuit and determination circuit |
Apr. 24, 2007 |
| 7206707 |
Wideband digital IFM receiver |
Apr. 17, 2007 |
| 7203612 |
Method for determining internal pressure of a vehicle tire |
Apr. 10, 2007 |
| 7200504 |
Measuring temperature change in an electronic biomedical implant |
Apr. 3, 2007 |
| 7197410 |
Predicting loss of frequency lock between a motor control circuit and a motor |
Mar. 27, 2007 |
| 7191081 |
Method for correcting an oscillator frequency |
Mar. 13, 2007 |
| 7188039 |
Damped frequency response apparatus, systems, and methods |
Mar. 6, 2007 |
| 7177771 |
Digital dynamic filtering and beat frequency reduction for power monitoring |
Feb. 13, 2007 |
| 7158899 |
Circuit and method for measuring jitter of high speed signals |
Jan. 2, 2007 |
| 7158920 |
Noise checking method and apparatus and computer-readable recording medium which records a noise checking program |
Jan. 2, 2007 |
| 7152007 |
Imaging apparatus and method |
Dec. 19, 2006 |
| 7149637 |
Detecting electromechanical oscillations in power systems |
Dec. 12, 2006 |
| 7139684 |
High bandwidth real time oscilloscope |
Nov. 21, 2006 |
| 7130751 |
Method and device for detecting leaks in reciprocating machinery |
Oct. 31, 2006 |
| 7120546 |
Integrated spectrum analyzer for tuners |
Oct. 10, 2006 |
| 7120556 |
Performance evaluation method for plasma processing apparatus for continuously maintaining a desired performance level |
Oct. 10, 2006 |
| 7107165 |
Markers used in the calculation and display of band functions |
Sep. 12, 2006 |
| 7103489 |
Active removal of aliasing frequencies in a decimating structure by changing a decimation ratio in time and space |
Sep. 5, 2006 |
| 7081747 |
System and method for characterizing a sample by low-frequency spectra |
Jul. 25, 2006 |
| 7077853 |
Method for calculating transducer capacitance to determine transducer temperature |
Jul. 18, 2006 |
| 7076380 |
Method and circuit for real time frequency analysis of a non-stationary signal |
Jul. 11, 2006 |
| 7076381 |
Adaptive proximity sensing |
Jul. 11, 2006 |
| 7076379 |
Method of estimating doppler frequency shift and method of transmitting data using the same |
Jul. 11, 2006 |
| 7076383 |
Method of resonance spectroscopy for the analysis of statistical properties of samples |
Jul. 11, 2006 |
| 7065474 |
Frequency rectification system: apparatus and method |
Jun. 20, 2006 |
| 7061222 |
Automated testing of frequency converter device |
Jun. 13, 2006 |
| 7062394 |
Performance characterization using effective processor frequency |
Jun. 13, 2006 |
| 7058548 |
High bandwidth real-time oscilloscope |
Jun. 6, 2006 |
| 7054773 |
Dynamic model-based compensated tuning of a tunable device |
May. 30, 2006 |
| 7054778 |
Method and device for processing analogue output signals from capacitive sensors |
May. 30, 2006 |
| 7050915 |
Periodic jitter characterization using pseudo-random sampling |
May. 23, 2006 |
| 7043383 |
Frequency error detection apparatus and method based on histogram information on input signals |
May. 9, 2006 |
| 7020568 |
Apparatus and method for generating wander noise |
Mar. 28, 2006 |
| 7003413 |
System and method of extraction of nonstationary sinusoids |
Feb. 21, 2006 |
| 6995558 |
System and method for characterizing a sample by low-frequency spectra |
Feb. 7, 2006 |
| 6990436 |
Computing frequency by using generalized zero-crossing applied to intrinsic mode functions |
Jan. 24, 2006 |
| 6985824 |
Frequency measuring device |
Jan. 10, 2006 |
| 6980913 |
Methods of determining channel information based on energy measured at multiple frequencies |
Dec. 27, 2005 |
| 6980657 |
Communications system using chaotic synchronized circuits |
Dec. 27, 2005 |
| 6975951 |
Meter apparatus and method for phase angle compensation employing linear interpolation of digital signals |
Dec. 13, 2005 |
| 6963818 |
Mobile speedometer system and associated methods |
Nov. 8, 2005 |
| 6959250 |
Method of analyzing electromagnetic interference |
Oct. 25, 2005 |
| 6954707 |
Multiple sinusoidal burst frequency measurements |
Oct. 11, 2005 |
| 6950777 |
Method and system for assessing pulp and paper mill performance |
Sep. 27, 2005 |
| 6947853 |
Apparatus and method for inspecting electrical continuity of circuit board, jig for use therein, and recording medium thereon |
Sep. 20, 2005 |
| 6937951 |
Adaptive proximity sensing |
Aug. 30, 2005 |
| 6934650 |
Noise signal analysis apparatus, noise signal synthesis apparatus, noise signal analysis method and noise signal synthesis method |
Aug. 23, 2005 |
| 6904381 |
Testing of a frequency converter device |
Jun. 7, 2005 |
| 6904375 |
Method and circuits for testing high speed devices using low speed ATE testers |
Jun. 7, 2005 |
| 6898536 |
Method for improving the start up of an ultrasonic system under zero load conditions |
May. 24, 2005 |
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