Alamouti code[1]
Description
The simplest OSTBC, with two time slots, two channels, and with unitary coding matrix
\begin{align}
\begin{pmatrix}c_{1} & c_{2}\\
-c_{2}^{\star} & c_{1}^{\star}
\end{pmatrix}~,
\end{align}
where \(c_i\) are complex numbers.
Rate
The only OSTBC with unity rate.
Parent
Zoo code information
References
- [1]
- S. M. Alamouti, “A simple transmit diversity technique for wireless communications”, IEEE Journal on Selected Areas in Communications 16, 1451 (1998). DOI
Cite as:
“Alamouti code”, The Error Correction Zoo (V. V. Albert & P. Faist, eds.), 2022. https://errorcorrectionzoo.org/c/alamouti
Github: https://github.com/errorcorrectionzoo/eczoo_data/tree/main/codes/classical/matrices/alamouti.yml.