diff --git a/documents/thesis/chapters/beacon_discipline.tex b/documents/thesis/chapters/beacon_discipline.tex
new file mode 100644
index 0000000..b47e71d
--- /dev/null
+++ b/documents/thesis/chapters/beacon_discipline.tex
@@ -0,0 +1,11 @@
+\documentclass[../main.tex]{subfiles}
+
+\begin{document}
+\chapter{Disciplining by Beacon}
+\label{sec:}
+
+Simulation
+
+Sine + impulsive signal
+
+\end{document}
diff --git a/documents/thesis/chapters/grand_characterisation.tex b/documents/thesis/chapters/grand_characterisation.tex
new file mode 100644
index 0000000..3c52d09
--- /dev/null
+++ b/documents/thesis/chapters/grand_characterisation.tex
@@ -0,0 +1,28 @@
+\documentclass[../main.tex]{subfiles}
+
+\begin{document}
+\chapter{GRAND characterisation}
+\label{sec:gnss_accuracy}
+
+Trimble ICM 360
+
+Wanted to use WR, but did not work out.
+
+Use GRAND DU to do the same, also to do characterisation of hardware.
+
+\section{GRAND Digitizer Unit}
+
+
+\section{Characterisation}
+\subsection{Filterchain time delay}
+(split-cable experiment)
+
+per filterchain time delay from phase differences
+
+\subsection{GNSS}
+
+
+\subsection{Local Oscillator}
+Should be $f_\mathrm{osc} = 500 \MHz$
+
+\end{document}
diff --git a/documents/thesis/thesis.tex b/documents/thesis/thesis.tex
index 25b9b0a..ab1d33b 100644
--- a/documents/thesis/thesis.tex
+++ b/documents/thesis/thesis.tex
@@ -102,6 +102,12 @@
 %%	Timing
 \subfile{chapters/timing.tex}
 
+%%	Disciplining by Beacon (Simulation)
+\subfile{chapters/beacon_discipline.tex}
+
+%%	Comparing GNSS system (GRAND experiments)
+\subfile{chapters/grand_characterisation.tex}
+
 %%	Conclusion
 \subfile{chapters/conclusion.tex}
 
@@ -111,7 +117,6 @@
 %\subfile{appendix.tex}
 
 %%% Print Bibliography
-%\clearpage
 \backmatter
 \phantomsection
 \addcontentsline{toc}{chapter}{Bibliography}