mirror of
https://gitlab.science.ru.nl/mthesis-edeboone/m.internship-documentation.git
synced 2024-11-12 18:43:30 +01:00
Reworked introduction with feedback
This commit is contained in:
parent
ec4405217b
commit
e862e98fd6
1 changed files with 20 additions and 13 deletions
|
@ -32,10 +32,24 @@
|
|||
\begin{document}
|
||||
\frame{\titlepage}
|
||||
|
||||
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
||||
|
||||
\section{Timing Mechanisms in Detectors}
|
||||
\begin{frame}{Timing Mechanisms}
|
||||
\begin{block}{Timing Mechanisms}
|
||||
\begin{block}{Why improve timing accuracy?}
|
||||
\begin{itemize}
|
||||
\item Better statistics (narrow down direction of air showers)
|
||||
\item Interferometry
|
||||
\end{itemize}
|
||||
\end{block}
|
||||
\begin{block}{Strategy}
|
||||
\begin{itemize}
|
||||
\item Simulations for synchronisation techniques
|
||||
\item Characterising current methods
|
||||
\end{itemize}
|
||||
\end{block}
|
||||
\end{frame}
|
||||
\begin{frame}{Characterising current methods}
|
||||
\begin{block}{Current Timing Methods}
|
||||
\begin{itemize}
|
||||
\item GNSS (online)
|
||||
\item Beacon (offline)
|
||||
|
@ -43,18 +57,11 @@
|
|||
\end{block}
|
||||
\vspace{2em}
|
||||
\begin{itemize}
|
||||
\item GPS Accuracy $\leq 30 \mathrm{ns}$ for $95$\% time (often better)
|
||||
\item Total time accuracy in the order of 5 -- 10~ns
|
||||
\item More accurate reference timing needed to characterise/improve current mechanisms.
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
%%%%%%%%%%%%%
|
||||
\subsection{GNSS}
|
||||
\begin{frame}{Timing Mechanisms: GNSS}
|
||||
\begin{block}{}
|
||||
\begin{itemize}
|
||||
\item Accuracy $\sim 5 ns$
|
||||
\end{itemize}
|
||||
\end{block}
|
||||
\end{frame}
|
||||
|
||||
%%%%%%%%%%%%%
|
||||
|
@ -64,7 +71,7 @@
|
|||
\item Beating between frequency signals indicate timing
|
||||
\item PA: located in physics band $\mapsto$ offline analysis, \\
|
||||
corrects for GPS drift.
|
||||
\item different frequency responses for antenna models
|
||||
\item different frequency responses for antenna models and directions
|
||||
\end{itemize}
|
||||
\begin{columns}
|
||||
\begin{column}{.5\textwidth}
|
||||
|
@ -134,7 +141,7 @@
|
|||
\hspace{-2em}
|
||||
u(t) = \exp(i2\pi ft + \phi_t) \xrightarrow{\mathrm{Fourier\; Transform}} f', \phi_f
|
||||
\end{equation*}
|
||||
\begin{block}{Discrete}
|
||||
\begin{block}{Discrete Fourier Transform}
|
||||
\begin{equation*}
|
||||
N_\mathrm{required} := f_\mathrm{sample\_rate} / f_\mathrm{signal}
|
||||
\end{equation*}
|
||||
|
|
Loading…
Reference in a new issue