Q Illustrate Return to Zero encoding?
- In NRZ-I long strings of 0s may still be a problem
- May comprise synchronization as part of the signal for both 1s and 0s
- How?
- Should include a signal change during each bit
- Uses three values: positive, negative, and zero
- 1 bit classified by positive-to-zero
- 0 bit represented by negative-to-zero