MAKE A MEME View Large Image Window function (Kaiser; alpha = 2 pi).png Information Kaiser window and frequency response for alpha 2 pi Own 2007-09-20 Bob K Matlab commands <source lang Matlab > N 128; k 0 N-1; dr 100; alpha 2 pi; w besseli 0 alpha sqrt 1- 2 k/ N-1 -1 ...
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Keywords: Window function (Kaiser; alpha = 2 pi).png Information Kaiser window and frequency response for alpha 2 pi Own 2007-09-20 Bob K Matlab commands <source lang Matlab > N 128; k 0 N-1; dr 100; alpha 2 pi; w besseli 0 alpha sqrt 1- 2 k/ N-1 -1 2 /besseli 0 alpha ; B N sum w 2 /sum w 2 noise bandwidth bins H abs fft w zeros 1 7 N ; H fftshift H ; H H/max H ; H 20 log10 H ; H max -dr H ; figure area k w 'FaceColor' 0 4 6 xlim 0 N-1 set gca 'XTick' 0 1/8 1 N-1 set gca 'XTickLabel' '0 N-1' grid on ylabel 'amplitude' xlabel 'samples' title 'Window function Kaiser \alpha 2\pi ' figure h stem 1 8 N -1-4 N /8 H '-' ; set h 'BaseValue' -dr ylim -dr 0 set findobj 'Type' 'line' 'Marker' 'none' 'Color' 871 49 0 xlim -4 N 4 N/8 grid on ylabel 'decibels' xlabel 'DFT bins' title 'Frequency response Kaiser \alpha 2\pi ' </source> Window function
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