'Sampling duration' presentation slideshows

S ynthetic ? A perture ? R adar !

952 views • 39 slides

Sampling theory Fourier theory made easy

Sampling theory Fourier theory made easy . Sampling, FFT and Nyquist Frequency. A sine wave. 5*sin (2 ?4t). Amplitude = 5. Frequency = 4 Hz. We take an ideal sine wave to discuss effects of sampling. seconds. A sine wave signal and correct sampling . 5*sin(2 ?4t). Amplitude = 5.

1.81k views • 39 slides

Fourier theory made easy (?)

Fourier theory made easy (?). A sine wave. 5*sin (2 ?4t). Amplitude = 5. Frequency = 4 Hz. seconds. A sine wave signal. 5*sin(2 ?4t). Amplitude = 5. Frequency = 4 Hz. Sampling rate = 256 samples/second. Sampling duration = 1 second. seconds. An undersampled signal.

307 views • 30 slides

Fourier theory

Fourier theory. A sine wave. 5*sin (2 ?4t). Amplitude = 5. Frequency = 4 Hz. seconds. A sine wave signal. 5*sin(2 ?4t). Amplitude = 5. Frequency = 4 Hz. Sampling rate = 256 samples/second. Sampling duration = 1 second. seconds. An undersampled signal. The Nyquist Frequency.

418 views • 29 slides

Geol 491: Spectral Analysis

Geol 491: Spectral Analysis. tom.wilson@mail.wvu.edu. Fourier said that any single valued function could be reproduced as a sum of sines and cosines. Introduction to Fourier series and Fourier transforms. 5*sin (2 ?4t). Amplitude = 5. Frequency = 4 Hz. seconds.

391 views • 25 slides