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US20080172180 Correction Method for Processing Seismic Traces  
This invention relates to a method for processing seismic data comprising a collection of seismic traces with different offsets, comprising the steps of: a) breaking up one or several first...
US20120221277 METHODS FOR CALIBRATING OVER-THE-AIR PATH LOSS IN OVER-THE-AIR RADIO-FREQUESNCY TEST SYSTEMS  
Calibration equipment for calibrating multiple test stations in a test system is provided. Each test station may include a test unit, a test chamber with an over-the-air antenna, and a...
US20110301905 METHODS FOR CALIBRATION OF RADIO-FREQUENCY PATH LOSS IN RADIO-FREQUENCY TEST EQUIPMENT  
Calibration equipment for calibrating multiple test stations in a test system is provided. Each test station may include a test unit, a test fixture, and a radio-frequency (RF) cable that connects...
US20090144009 System and method for baseband calibration  
A system comprises at least one of a first generator, at least two of a second generator, and a load board. The at least one of a first generator one of receives and transmits analog signals. The...
US20100312515 Test apparatus, performance board and calibration board  
Provided is a test apparatus that tests a device under test, comprising a waveform generator that generates a test signal to be supplied to the device under test; a digitizer that measures a...
US20080082279 Real-time clock calibration method and system  
Real-time clock calibration is accomplished by generating a fast clock signal and a slow clock signal from an uncompensated clock signal; selectively, momentarily, replacing the uncompensated...
US20060095222 Optic module calibration  
A system is provided for calibrating a production module having a production module transmitter and a production module receiver. A calibrated reference module includes a calibrated reference...
US20100010767 Method Of Controlling Clock Signal  
A method of controlling a clock signal with a print controller is provided. In response to receiving an external signal, the print controller determines the number of cycles of a clock signal...
US20090119052 INTEGRATED MARGIN TESTING  
A margin testing system comprises a margin testing controller and a frequency control module. The margin testing controller is internal to and integrated with an electronic system under test and...
US20110320159 OSCILLOSCOPE PROBE CALIBRATING SYSTEM  
An oscilloscope probe calibrating system for a single terminal probe and a differential probe includes an oscilloscope, a main branch module, a sub-branch module, and a resistor. The oscilloscope...
US20110313707 CORRECTING IN-LINE SPECTROPHOTOMETER MEASUREMENTS IN THE PRESENCE OF A BANDING DEFECT  
What is disclosed is a novel system and method for detecting and correcting for In-Line-Spectrophotometer (ILS) measurements of constant value patches in the presence of banding in multi-function...
US20110032959 COUNTING DEVICE, PHYSICAL QUANTITY SENSOR, COUNTING METHOD AND PHYSICAL QUANTITY MEASURING METHOD  
The counting device includes: a signal counter that counts the number of half cycles of input signals during given counting periods; a signal half cycle measurement unit that measures the half...
US20080027668 DIGITAL PHASE CALIBRATION METHOD AND SYSTEM  
A method of digital phase calibration is disclosed. An input signal is sampled using a clock. The sample points of the sampled signal are changed by a scaler. A phase calibration is performed by...
US20080094623 Autonomous Calibration for Optical Analysis System  
The present invention provides an autonomous calibration of a multivariate based spectroscopic system that is preferably implemented as a multivariate based spectrometer. The spectroscopic system...
US20130060501 Calibration Method for Radio Frequency Scattering Parameter Measurement Applying Three Calibrators and Measurement Structure Thereof  
A calibration method for radio frequency scattering parameter measurement applying three calibrators and measurement structure thereof, comprising a transmission line segment calibrator, an offset...
US20120197577 Calibration Method for Radio Frequency Scattering Parameter Measurements  
A calibration method for radio frequency scattering parameter measurements enabling self-calibration, which calibration method using a transmission line segment calibrator, a series device...
US20090254291 Acquiring Phasors Outside the Frequency Tracking Range for Power Protective Relays  
A system and method for acquiring phasors outside of the frequency tracking range for power protective relays. As the frequency of a power system varies from the rated frequency, phasors...
US20080197858 AUTOMATIC CALIBRATION TECHNIQUES WITH IMPROVED ACCURACY AND LOWER COMPLEXITY FOR HIGH FREQUENCY VECTOR NETWORK ANALYZERS  
A calibration module, for use in calibrating a VNA, includes ports connectable to the VNA, calibration standards, and single pole multi throw (SPMT) switches. Each SPMT includes a single pole...
US20150094978 OPTICAL COHERENCE TOMOGRAPHY DEVICE  
An optical coherence tomography device includes an SS-OCT optical system which includes a wavelength swept optical source which sweeps an emission wavelength, an optical splitter which splits an...
US20070219739 Mixer measurement system and method using a chaotic signal  
A mixer measurement system and method use a chaotic signal to characterize a mixer under test. The mixer measurement system includes a chaotic reference source, an excitation source at an input...
US20080137089 Calibration of frequency monitors having dual etalon signals in quadrature  
Improved calibration of a dual-etalon frequency monitor having x-y outputs is provided. An ellipse is fit to the (x,y) points from a set of calibration data. For each (x,y) point, an angle θ is...
US20090133870 Method for Phase and Amplitude Correction in Controlled Source Electromagnetic Survey Data  
The method for correcting the phase of measured electric signals or magnetic signals of field data from a controlled source electromagnetic survey (CSES) by comparing the measured field data...
US20080262775 Frequency error estimation algorithm  
A frequency error estimation algorithm is presented for use in radio receivers, for example. The present algorithm utilizes irregular time intervals between pilot symbols to improve the frequency...
US20090157344 CONTROL AND CALIBRATION SOLUTIONS AND METHODS FOR THEIR USE  
Control and calibration solutions are described that provide control and calibration data that is recognized by a test meter allowing the meter to segregate the control and calibration data from...
US20090093986 Method and Apparatus for Elimination of Spurious Response due to Mixer Feed-Through  
A method for correcting feed through signals for use with an oscilloscope employing Digital Bandwidth Interleaving is provided. The method comprises the steps of converting an original signal to a...
US20080114549 Rapid response blood analyzer  
A system for estimating clotting properties of blood, comprises a sensor generating an initial data signal associated with a measurement of clotting of the blood during an initial time period...
US20100241389 EXCITATION UNIFORMITY  
Systems, methods, and other embodiments associated with MRI excitation are described. One example method includes performing a calibration to determine a set of transmission parameters for a set...
US20100228514 DELAY LOCK LOOP DELAY ADJUSTING METHOD AND APPARATUS  
Systems and methods for synchronizing communication between devices include using a test circuit to measure a propagation time through a delay circuit. The propagation time is used to determine an...
US20110224937 CURRENT DETECTOR  
Provided is a current detector that, even when the skin effect occurs in a conductor in which a current flows, can detect the current flowing in the conductor with high accuracy. A sensor part...
US20090319217 HF MEASUREMENT SYSTEM, METHOD FOR THE CALIBRATION THEREOF, AND METHOD FOR DETERMINING SCATTERING PARAMETERS WITH THIS HF MEASUREMENT SYSTEM  
A method for calibrating a high frequency measurement device having N measurement ports, where N is an integer ≧1, in particular a vector network analyzer, for determining scattering parameters of...
US20060095221 Method and apparatus for controlling variable delays in electronic circuitry  
A circuit with delay compensation for variable delays, such as those caused by environmental conditions. A delay compensation element having a delay pattern that matches the delay pattern of the...
US20110001488 OPTIMIAL DRIVE FREQUENCY SELECTION IN ELECTRICAL TOMOGRAPHY  
Electrical tomography drive frequency selection systems and methods are disclosed. One aspect of the present invention pertains to a system for optimally selecting a drive frequency of an...
US20120109565 LEAKAGE MAGNETIC FLUX FLAW INSPECTION METHOD AND DEVICE  
A magnetic flux leakage inspection method generates a magnetic flux parallel to a surface of an inspected object, and detects a magnetic flux that leaks from the surface of the inspected object...
US20090228229 System and method for calibrating and driving piezoelectric transducers  
A system for calibrating and driving a piezo-electric transducer includes a voltage supply, a processor, an electrical signal switch, a Class F third order harmonic peaking blocking circuit...
US20100318309 Compensating for System Delay and/or Extraneous Illumination in Analyte Analyzation  
A sensor that determines information related to a gaseous analyte in a body of fluid. The sensor comprises an emitter, a luminescable medium, a radiation sensor, and a processor. The emitter emits...
US20130030708 WELLBORE LOGGING PERFORMANCE VERIFICATION METHOD AND APPARATUS  
A method for correcting a measurement of a property of a subsurface material includes: selecting an instrument having a test circuit and a separate sensor, the test circuit configured for...
US20100250182 SPECTRAL IMAGING APPARATUS PROVIDED WITH SPECTRAL TRANSMITTANCE VARIABLE ELEMENT AND METHOD OF ADJUSTING SPECTRAL TRANSMITTANCE VARIABLE ELEMENT IN SPECTRAL IMAGING APPARATUS  
A spectral imaging apparatus includes: a spectral transmittance variable element having a spectral transmittance characteristics such that a transmittance periodically varies with wavelength and...
US20070179729 NUMERICAL DATA PROCESSING DEDICATED TO AN INTEGRATED MICROSPETROMETER  
A method and apparatus for obtaining higher resolution spectral data on lower-resolution spectral data provided by a spectrometric transducer is described. The method includes calibrating the...
US20110035153 WELLBORE LOGGING PERFORMANCE VERIFICATION METHOD AND APPARATUS  
A method for correcting a measurement of a property of a subsurface material includes: selecting an instrument that includes a test circuit and a separate sensor, the test circuit configured for...
US20100010761 METHOD AND DEVICE FOR MONITORING A SYSTEM  
The present invention relates to a method and a device for monitoring a system such as a cable. Pulses propagating in different directions are distinguished by measuring and sampling current and...
US20140039824 Adaptive Notch Filter  
A patient monitoring device and method that determines and monitors at least one patient parameter is provided. A configuration processor generates configuration information in response to a first...
US20110191053 METHOD AND APPARATUS FOR A REAL TIME SIGNAL INTEGRITY OSCILLOSCOPE  
A system, method, and apparatus for obtaining a record of logic level transitions within a signal, and for accurately determining a voltage-time pair exhibited by the signal. To achieve these...
US20120271584 SYSTEM AND METHOD FOR PROSPECTIVE CORRECTION OF HIGH ORDER EDDY-CURRENT-INDUCED DISTORTION IN DIFFUSION-WEIGHTED ECHO PLANAR IMAGING  
A computer is programmed to acquire calibration data from a calibration scan, the calibration data configured to characterize high order eddy current (HOEC) generated magnetic field error of an...
US20100185409 SIGNAL PROCESSING APPARATUS FOR COMPUTING POSITION OR ANGLE OF TARGET OBJECT  
A signal processing apparatus which computes a position or angle of a target object based on a first phase signal (A), a first reversed phase signal (A′) having a phase opposite to that of the...
US20100118627 STROBE-OFFSET CONTROL CIRCUIT  
A strobe offset control circuit is disclosed. The control circuit comprises a strobe signal input to receive a strobe signal and a data receiver to receive a data signal in response to a sample...
US20160377694 METHOD AND SYSTEM FOR CORRECTING ACQUISITION CHANNEL OF MERGING UINIT IN POWER SYSTEM  
The present invention relates to a method and system for correcting acquisition channel of merging unit in power system which belong to the technical field of simulation data collection of power...
US20160209488 METHOD FOR CALIBRATING A TEST RIG  
A method for calibrating a test apparatus, having a first and a second directional coupler, for gauging a two-port test object that has a first port and a second port in a calibration plane,...
US20160061870 ELECTRIC POWER METER  
An electric power meter for measuring electric power is provided. The power meter has a frequency domain converter arranged to convert a sequence of digital voltage samples from the time domain to...
US20130110442 CALIBRATING RECONSTRUCTED SIGNAL USING MULTI-TONE CALIBRATION SIGNAL  
A method of calibrating a reconstructed signal from a plurality of sub-signals is provided. The method includes injecting a calibration signal having multiple tones into a received input signal;...
US20110093233 THROUGH-TIME RADIAL GRAPPA CALIBRATION  
Example systems and methods control a parallel magnetic resonance imaging (pMRI) apparatus to acquire radial calibration data sets throughout time. Example systems and methods also control the...

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