Abstract
A strong bit pattern dependence in optical transmission links employing multilevel modulation formats when pseudorandom binary sequences are used for modulation is demonstrated. The use of pseudorandom quaternary sequences for multilevel modulation is proposed and an efficient method to generate such sequences is presented.
| Original language | English |
|---|---|
| Pages (from-to) | 1223-1225 |
| Number of pages | 2 |
| Journal | Electronics Letters |
| Volume | 43 |
| Issue number | 22 |
| DOIs | |
| Publication status | Published - 2007 |
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