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Passive Optical Networks (PONs) typically use long-range singlemode fiber to reduce or eliminate intermediate powered switches - this collapses the network into many connections to a single switch stack, and can eliminate the need for power and cooling of network closets, which become patchbays (no active electronics - thus, passive.)

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Bi Directional Visible Light Communication

I was trying to understand one the research paper form IEEE, on Bidirectional Visible Light Communication, but I am unable to understand one of its Block diagram. I am sharing his block diagram, ple …
Nilesh Jadav's user avatar