diff options
Diffstat (limited to 'doc/thesis/chapters')
| -rw-r--r-- | doc/thesis/chapters/implementation.tex | 65 |
1 files changed, 19 insertions, 46 deletions
diff --git a/doc/thesis/chapters/implementation.tex b/doc/thesis/chapters/implementation.tex index 05bb545..e3a5a86 100644 --- a/doc/thesis/chapters/implementation.tex +++ b/doc/thesis/chapters/implementation.tex @@ -443,42 +443,6 @@ For generating the Byte error rate it is focus on byte-blocks of a specific leng return len(inp) \end{lstlisting} -\begin{figure} - \centering - \input{figures/tikz/qpsk-sim-constellations-without-effects} - \caption{Plot of without any effect, to compare with the other Plots.} -\end{figure} - -\begin{figure} - \centering - \input{figures/tikz/qpsk-sim-constellations-static-symb} - \caption{ - Constellation diagrams for a simulated link using QPSK with the discrete time model block. - The parameters are: delay of samples per symbol, amplitude of 0.2 and LOS. - } - \label{fig:static-symb-special-case} -\end{figure} - -\begin{figure} - \centering - \input{figures/tikz/qpsk-sim-constellations-static-symb-NLOS} - \caption{ - Constellation diagrams for a simulated link using QPSK with the discrete time model block. - The parameters are: delay of samples per symbol, amplitude of 0.2 and NLOS. - } - \label{fig:static-symb-special-case-NLOS} -\end{figure} - -\begin{figure} - \centering - \input{figures/tikz/qpsk-sim-constellations-static-symb-vec} - \caption{ - Constellation diagrams for a simulated link using QPSK with the discrete time model block. - The parameters are: delay of \texttt{[0.25,4,6.3,3.25]} samples , amplitude of \texttt{[0.2,0.5,0.4,0.08]} and LOS. - } - \label{fig:static-symb-special-case-vec} -\end{figure} - \section{Issues in the current implementation} \subsection{Non modulated access codes} @@ -507,13 +471,22 @@ The second part which is missing is to be able to change the timing plot for the %TODO: Plots from the Hardware \subsection{Incomplete parts} -\subsubsection{Hardware clock} -Unfortunately the SDR needs an external clock generator. For that a Rubidium Frequency STd. Model FS725 is used. Better said two of them,to make them more moveable and independent, with the clock frequency \SI{10}{\mega\hertz}. Those Rubidiums where used, because the syncretization, dosn`t work as planed in \ref{sec:preforming-implementation}. -%TODO: Right squenz? -Without those only the amplitudes could be seen in the Plots, with all the noise from the inter-symbol differences. - -\subsection{Issues} -Some of the issus was how do you correct the statistical models, if the is noise in the channel from the fading effect, especially when the doppler frequency is included. This was a problem, when the Parameter haven't the special case in which the the amplitude and the Phase shift can be seen. So how it can be verified that the plot, with the indicated values could be correct. -For that to get a quick view on it a Mathlab little Matlab model for the different distribution where made. - - +\newgeometry{ + inner = 15mm, outer = 15mm, +} +\begin{figure} + \centering + \input{figures/tikz/qpsk-simulations-static} + \caption{ + QPSK static TODO. + } +\end{figure} +\newpage +\begin{figure} + \centering + \input{figures/tikz/qpsk-simulations-dynamic} + \caption{ + QPSK dynamic TODO. + } +\end{figure} +\restoregeometry |