digital-signal-processing
Interpolation and the anti-imaging filter it requires
taught
Zero-inserting L-1 zeros between samples compresses a signal's own spectrum into [0, pi/L] and repeats it L times -- a lowpass filter with gain L removes every copy but the original.
Taught in
-
Interpolation, upsampling, and anti-imaging
Digital Signal Processing
Requires
- decimation-anti-aliasing required
Required by
Local knowledge map
Local knowledge map
Click to expand
Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.