Tuesday, February 12, 2008

Notes - Feb12 2008

DSP terminology

  • Precision : Word length & bus width
  • Resolution : Smallest Non zero magnitude
  • Dynamic Range: Ratio of Maximum to Minimum signal
  • Overflow & Saturation

Analog to Digital

---- Analog ----> Sampling---> Quantisation-----> Encoder ----> Digital Signal

Before quantization Sampled data can be converted back as long as the nyquist theorum is followed.