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author | sara <sara.halter@gmx.ch> | 2021-12-21 13:09:35 +0100 |
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committer | sara <sara.halter@gmx.ch> | 2021-12-21 13:09:35 +0100 |
commit | 5a430d5c1982fc6f52c2402ba34da26d5ff16996 (patch) | |
tree | a638b0b767c006b14e332ae7da2a051c8c693a6e /doc/thesis/chapters | |
parent | Merge remote-tracking branch 'origin/master' (diff) | |
parent | Add more data for QAM, fix colormap (diff) | |
download | Fading-5a430d5c1982fc6f52c2402ba34da26d5ff16996.tar.gz Fading-5a430d5c1982fc6f52c2402ba34da26d5ff16996.zip |
Merge remote-tracking branch 'origin/master'
Diffstat (limited to '')
-rw-r--r-- | doc/thesis/chapters/implementation.tex | 49 | ||||
-rw-r--r-- | doc/thesis/chapters/theory.tex | 2 |
2 files changed, 11 insertions, 40 deletions
diff --git a/doc/thesis/chapters/implementation.tex b/doc/thesis/chapters/implementation.tex index 3150b66..c22f6d3 100644 --- a/doc/thesis/chapters/implementation.tex +++ b/doc/thesis/chapters/implementation.tex @@ -293,24 +293,6 @@ Thus, they will be distributed among the other whole numbers. A window function \end{lstlisting} -% -%\begin{figure} -% \centering -% \input{figures/tikz/qpsk-sim-constellations-static} -% \caption{ -% Constellation diagrams for a simulated link using QPSK with AWGN and Rayleighan fading. -% } -%\end{figure} -% -% \begin{figure} -% \centering -% \input{figures/tikz/qpsk-sim-constellations-dynamic} -% \caption{ -% Constellation diagrams for a simulated link using QPSK with AWGN and Rayleighan fading. The paramters are: frequency offset of 0.2 \%, \SI{100}{\milli\volt} noise, dopper shift for \(v = \SI{2}{\meter\per\second}\), and a NLOS urban PDP. -% } -% \label{fig:dynamic-exp} -% \end{figure} - \subsection{Fading with statistical model} In order to represent the effect of the multipaht fading not only statically, a second model was created using the Frequency Selective Fading Model from Gnu Radio, according to \ref{sec:statistical-model},which was implemented after the algorithm from the paper \cite{Alimohammad2009}, with the help of the sum-of sinusoid principal (SOS). The algorithm in this block is implemented with the aim that only a small number of sinusoids are needed. @@ -370,16 +352,6 @@ The numbers of tags used in this case are similar to the number of given values. \caption{Extended Typical Urban model (ETU) ETSI Standard PDP values for multipath fading propagation conditions \cite{ETSI}. \label{tab:etsi-tap-values}} \end{table} -% \begin{figure} -% \centering -% \input{figures/tikz/qpsk-sim-constellations-dynamic-exp-NLOS-5} -% \caption{ -% Constellation diagrams for a simulated link using QPSK and Rayleighan fading. With the ETU model and a Doppler frequency of \(\SI{5}{\hertz}\). -% } -% \label{fig:dynamic-exp-real} -% \end{figure} - - \subsection{Measurements/Demonstration} \skelpar[5]{ @@ -447,15 +419,6 @@ As in \ref{sec:GUI} described the GUI was implemented, but unfortunately the par The second part which is missing is to be able to change the timing plot for the different scattering plots. -%\begin{figure} -% \centering -% \label{fig:GUI} -% \input{figures/screenshots/gui_screenshot.png} -% \caption{ -% Screenshot from the GUI -% } -%\end{figure} - % TODO : Piczure of the setup %TODO: Plots from the Hardware \subsection{Incomplete parts} @@ -484,18 +447,26 @@ Without those only the amplitudes could be seen in the Plots, with all the noise \newpage \begin{figure} \centering - \label{fig:qpsk-simulations-dynamic} \input{figures/tikz/qpsk-simulations-dynamic} \caption{ Simulations with a dynamic fading channel model using PDP values of the Extended Typical Urban model (ETU) of the ETSI standard normative Annex B.2 in \cite{ETSI}. The color gradient represents progression in time. + \label{fig:qpsk-simulations-dynamic} } \end{figure} \newpage \begin{figure} \centering - \input{figures/tikz/qpsk-hardware} + \input{figures/tikz/qam-simulations-dynamic} + \caption{ + TODO QAM simulation + } +\end{figure} +\begin{figure} + \centering + \input{figures/tikz/hardware} \caption{ TODO QPSK hardware } \end{figure} +\newpage \restoregeometry diff --git a/doc/thesis/chapters/theory.tex b/doc/thesis/chapters/theory.tex index c73f94d..dfea46d 100644 --- a/doc/thesis/chapters/theory.tex +++ b/doc/thesis/chapters/theory.tex @@ -69,7 +69,7 @@ Before explaining how the two carrier signals are generated, we first need to di = 0, \text{ and } \label{eqn:orthogonal-condition} \\ \langle \phi_k, \phi_k \rangle &= \int_T \phi_k \phi_k^* \,dt = 1, - \text{ where } k \text{ is either } i \text{ or } q. \label{eqn:orthonormal-condition} + \text{ where } k \text{ is either } i \text{ or } q \,\text{\cite{Gallager}}. \label{eqn:orthonormal-condition} \end{align} \end{subequations} Provided these rather abstract conditions, let's define a new signal |