DTSP Puzzle 1

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Across
  1. 3. A function that conveys information over time or space
  2. 5. Sampling theorem states that the sampling frequency should be at least twice the signal's bandwidth
  3. 7. Mathematical operation used in filtering and signal processing
  4. 8. Type of filter with no feedback, often used in audio processing
  5. 9. Independent variable in the domain of signal processing
Down
  1. 1. Filter with feedback, known for its recursive structure
  2. 2. Occurs when a signal is undersampled, leading to false frequencies
  3. 4. Transform used to analyze the frequency content of a discrete signal
  4. 6. Representation of a signal's frequency content
  5. 8. Fast algorithm for computing the DFT efficiently