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\documentclass[xetex, onlymath, handout]{beamer}
\usefonttheme{serif}
\usetheme{hsr}

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\usepackage{lmodern}

\usepackage{tex/docmacros}

%% Pretty figures
\usepackage{circuitikz}  % Electric diagrams
\usepackage{pgfplots}    % Pretty plots
\usepackage{tikz}        % Pretty drawings
\usepackage{tikz-3dplot} % More dimensions!

\usetikzlibrary{
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}
\pgfplotsset{compat=newest}

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\usepackage{amsmath}
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\usepackage[T1]{fontenc}
\usepackage{beramono} % monospaced
\usepackage{roboto} % other
\renewcommand*\familydefault{\sfdefault}

% metadata
\title{Multipath Fading Demonstration Platform using Software Defined Radio}
\author{Naoki Sean Pross \and Sara Cinzia Halter}
\date{Fall Semster 2021}

\institute[OST]{OST FHO Campus Rapperswil}


\begin{document}

\frame{
  \maketitle
}

\section{Multipath Fading}

\begin{frame}{Multipath fading}
	\begin{figure}
		\centering
		\input{figures/tikz/multipath-sketch}
	\end{figure}
  \vspace{\baselineskip}
  \[
    r(t) = \sum_k c_k s(t - \tau_k).
  \]
\end{frame}



\section{Implementation}

\begin{frame}{Block Diagram}
	\begin{figure}
		\centering
		\resizebox{.9\linewidth}{!}{
			\input{figures/tikz/overview}
		}
		
	\end{figure}
\end{frame}
	
\subsection{Transmitter and Receiver Chains}

\begin{frame}{Transmitter and Receiver Chains}
	\begin{columns}
		    \begin{column}{.5\linewidth}
		    \centering
		     \includegraphics[width=\linewidth]{figures/picture/PC210002}
		    \end{column}
		    \begin{column}{.5\linewidth}
		      \begin{figure}
		      	\centering
		        \includegraphics[width=\linewidth]{figures/picture/PC210011}
		      \end{figure}
		    \end{column}
	 \end{columns}
\end{frame}


\begin{frame}{Channel model}
\begin{columns}
	\begin{column}{.5\linewidth}
		\begin{itemize}
			\item Discrete-time model
		\end{itemize}
		\vspace{0.2cm}
		\begin{figure}
			\includegraphics[width=\linewidth]{figures/screenshots/discred_time}
		\end{figure}
	\end{column}
	\begin{column}{.5\linewidth}
		\begin{itemize}
			\item Statistical model
		\end{itemize}
		\vspace{0.2cm}
		\begin{column}{.5\linewidth}
			\begin{figure}
				\includegraphics[width=\linewidth]{figures/screenshots/selectiv_1}
			\end{figure}
		\end{column}
		\begin{column}{.5\linewidth}
			\begin{figure}
				\includegraphics[width=\linewidth]{figures/screenshots/selectiv_2}
			\end{figure}
		\end{column}
	\end{column}
\end{columns}
\end{frame}





%%Tools

\end{document}

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