Data Transmission
Bandwidth: several criteria, choice depends on application (3dB or 50% power; fraction of signal power)
Nyquist formula
- Maximum data rate as a function of channel bandwidth (BW)
- if BW=B then max. data rate is 2B
- 2 levels per signaling element
- General
- C = 2B log2 (M) [bps], M = levels per signaling element