TÉCNICAS Y DISTRIBUCIONES TIEMPO

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TÉCNICAS Y DISTRIBUCIONES TIEMPO
Introduction to Quadratic Time-Frequency
Distributions
INTRODUCTION TO QUADRATIC TIME-FREQUENCY DISTRIBUTIONS
Wigner Distribution
Properties of Wigner Distribution
Instantaneous Frequency
Examples
Estimación de la Autocorrelación
Wigner Distribution of the Sum of Two
Signals: Cross-Terms
Examples of Cross-terms
Observations about Cross-Terms
What can we do about the interference
terms?
Inversion of Wigner Distribution
Discrete Time Implementation
General Class of Cohen’s Class of
Distributions
Ambiguity Function
Alternative Representation for Cohen’s
class
Basic Properties Related to the Kernel
Instantaneous Frequency
Reduced Interference Kernel Design
Reduced Interference Kernel Design
Some Common Kernels
Zhao-Atlas-Marks
Some Other Distributions

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