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Questions and Answers

What does the 'V' in the sequence denote in the context of AMI encoding?

A nonzero voltage that breaks an AMI rule of encoding (opposite polarity from the previous)

What is the primary purpose of the B8ZS scrambling technique?

To maintain the DC balance by balancing the positive and negative voltage levels

What happens to the polarity of a 1 after the substitution in the B8ZS scrambling technique?

The polarity of a 1 may change because AMI needs to follow its rules

What is the significance of the 'B' in the sequence in the context of AMI encoding?

A nonzero level voltage in accordance with the AMI rule Signup and view all the answers

How does the B8ZS scrambling technique maintain the DC balance?

By balancing the positive and negative voltage levels (two positives and two negatives) Signup and view all the answers

What is the difference between the 'V' and 'B' in the sequence?

The 'V' means the same polarity as the previous nonzero pulse, while the 'B' means the opposite polarity Signup and view all the answers

What is the substitution pattern used in the B8ZS scrambling technique?

Eight consecutive zeros are substituted with OOOVBOVB Signup and view all the answers

Does the B8ZS scrambling technique change the bit rate?

No, the scrambling technique does not change the bit rate Signup and view all the answers

What is the main difference between HDB3 and B8ZS scrambling techniques?

HDB3 is commonly used outside of North America, while B8ZS is used in North America Signup and view all the answers

What is the primary advantage of using the HDB3 scrambling technique?

It allows for high-density bipolar transmission while maintaining the DC balance Signup and view all the answers