[Ronja] 100Mbit over LEDs

Gullik Webjorn gullik.webjorn at flysta.net
Mon Nov 19 00:09:23 GMT 2007


>How much thought has been given to the possibility of achieving
>100mbit using LEDs?

The HPWT (and other) leds can be persuaded to signal att 100 Mbps,
just using "brute force driving". However, an equalised led suffers
from a much lower level, so distances possible are greatly reduced.

Multi level encoding is the way to go I think, encoding is easy,
decoding involves linearity and AGC, so rx will be more complicated.

Gullik  





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