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In mathematics, a '''polyphase sequence''' is a sequence whose terms are [[complex number|complex]] [[root of unity|roots of unity]]: | |||
: <math>a_n = e^{i\frac{2\pi}{q}x_n} \, </math> | |||
where ''x''<sub>''n''</sub> is an [[integer]]. | |||
Polyphase sequences is an important class of sequences and play important roles in synchronizing sequence design. | |||
==References== | |||
* Pingzhi Fan and Michael Darnell, ''Sequence Design for Communications Applications'', 1996 | |||
[[Category:Sequences and series]] |
Revision as of 20:41, 7 July 2013
In mathematics, a polyphase sequence is a sequence whose terms are complex roots of unity:
where xn is an integer.
Polyphase sequences is an important class of sequences and play important roles in synchronizing sequence design.
References
- Pingzhi Fan and Michael Darnell, Sequence Design for Communications Applications, 1996