From 6650bc28d949931491770fb5146ad81b1ccac191 Mon Sep 17 00:00:00 2001
From: Philipp Le <philipp-le-prviat@freenet.de>
Date: Sat, 9 May 2020 23:33:47 +0200
Subject: WIP: Chapter 2 - LTI systems

---
 common/acronym.tex  |  5 +++++
 common/settings.tex | 19 ++++++++++---------
 2 files changed, 15 insertions(+), 9 deletions(-)

(limited to 'common')

diff --git a/common/acronym.tex b/common/acronym.tex
index ffaa566..5006996 100644
--- a/common/acronym.tex
+++ b/common/acronym.tex
@@ -8,7 +8,10 @@
 	\acro{AOA}{angle of arrival}
 	\acro{AWGN}{additive white Gaussian noise}
 	\acro{B2B}{business-to-business}
+	\acro{BEF}{band elimination filter}
 	\acro{BER}{bit error rate}
+	\acro{BIBO}{bounded-input, bounded-output}
+	\acro{BPF}{band pass filter}
 	\acro{BPM}{burst-position modulation}
 	\acro{BPSK}{binary phase shift keying}
 	\acro{BS}{base station}
@@ -46,6 +49,7 @@
 	\acro{GPIO}{general-purpose input and output}
 	\acro{GPS}{Global Positioning System}
 	\acro{HF}{high frequency}
+	\acro{HPF}{high pass filter}
 	\acro{HTTP}{Hypertext Transfer Protocol}
 	\acro{IC}{integrated circuit}
 	\acro{ID}{identification}
@@ -66,6 +70,7 @@
 	\acro{LO}{local oscillator}
 	\acro{LORAN-C}{Long Range Navigation-C}
 	\acro{LOS}{line-of-sight}
+	\acro{LPF}{low pass filter}
 	\acro{LS}{least squares}
 	\acro{LSB}{least significant bit}
 	\acro{LTI}{linear, time-invariant}
diff --git a/common/settings.tex b/common/settings.tex
index 7ba155b..8c6ccc6 100644
--- a/common/settings.tex
+++ b/common/settings.tex
@@ -90,14 +90,14 @@
 %\renewcommand{\textfraction}{0.10}
 
 % Custom functions
-\tikzmath{
-	function sinc(\x) {
-		if  abs(\x) < .001 then { % (|x| < .001) ~ (x = 0)
-			return 1;
-		} else {
-			return sin(\x r)/\x;
-		};
-	};
+\tikzmath{
+	function sinc(\x) {
+		if  abs(\x) < .001 then { % (|x| < .001) ~ (x = 0)
+			return 1;
+		} else {
+			return sin(\x r)/\x;
+		};
+	};
 }
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -271,6 +271,7 @@
 % Own environments
 
 \usepackage{tcolorbox}
+\tcbuselibrary{breakable, skins}
 
 \newenvironment{attention}{%
 	\begin{tcolorbox}[colframe=red]%
@@ -315,7 +316,7 @@
 }
 
 \newenvironment{excursus}[1]{%
-	\begin{tcolorbox}[colframe=gray!40]%
+	\begin{tcolorbox}[enhanced jigsaw, breakable,colframe=gray!40]%
 	{\sffamily\bfseries Excursus: #1}\par%
 }{%
 	\end{tcolorbox}%
-- 
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