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Bi-Directional Vector Variable Gain Amplifier for an X-Band Phased Array Radar Application
variable gain phased array complex gain bi-directional amplifier quadrature
2014/12/8
This thesis presents the design, layout, and measurements of a bi-directional amplifier with variable vector (in-phase / quadrature) gain control that will be part of an electronically steered phased ...
Mechanical Fault Diagnosis Based on Band-Phase-Randomized Surrogate Data and Multifractal
fault diagnosis Band-Phase-Randomized surrogate data
2011/8/4
The vibration signals of machinery with various faults often show clear nonlinear characteristics. Currently, fractal dimension analysis as the common useful method for nonlinear signal analysis is a ...