ANALOG-TO-DIGITAL CONVERTER

FOURIER TRANSFORM CIRCUIT, SIGNAL PROCESSING CIRCUIT, AND SIGNAL PROCESSING METHOD

REAL-EQUIVALENT-TIME OSCILLOSCOPE AND WIDEBAND REAL-TIME SPECTRUM ANALYZER

Failure determination device, control device, and failure determination method

System and method of performing discrete frequency transform for receivers using single-bit analog to digital converters

Transform domain analytics-based channel design

Transform domain analytics-based channel design

Apparatus and method for measuring frequency of signal

Low noise and low distortion test method and system for analog-to-digital converters

Methods and apparatus to determine non linearity in analog-to-digital converters

Digital-to-analog converter waveform generator

Frequency-domain ADC flash calibration

BUILT IN SELF-TEST

Method and system for spectral leakage removal in DAC testing

Close-in tones

Method and device for angular measurement with compensation of non-linearities

Method of calibrating interleaved digitizer channels

Testing system

Fast fourier transformation-based analog-to-digital converter calibration system

Residual Fourier-padding interpolation for instrumentation and measurement

Method of generating a digital signal that is representative of match errors in an analog digital conversion system with the time interleaving, and an analog digital converter with time interleaving using same

Test apparatus for digitized test responses, method for testing semiconductor devices and diagnosis method for a semiconductor device

Test method and test apparatus for digital-analog converter

Time-interleaved samplers

Equalization of sub-DAC frequency response misalignments in time-interleaved high-speed digital to analog converters

Apparatus and method of self-healing data converters

Apparatus and method of self-healing data converters

Built in self-test

Built in self-test