Last Updated: August 16, 2025
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What is an eye diagram?
An eye diagram is an overlay of all possible received bit sequences, e.g. the sum of…
Note: should really be an overlap of “infinitely long” bit sequences to get a true eye. This catches all potential inter-symbol interference
results in…
(the above is considered to be an “open” eye)
Eye diagrams can be used to evaluate distortion in the received signal, e.g. a “closed” eye
Note:More the wide open eye more the network is error-free
Optical Communications & Network Automation Expert | Author of 3 Books for Optical Engineers | Founder, MapYourTech
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