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authorNaoki Pross <np@0hm.ch>2021-10-12 19:35:21 +0200
committerNaoki Pross <np@0hm.ch>2021-10-12 19:35:21 +0200
commitbbf0196c4f77bc7dbc8a021a09d30b40b2168427 (patch)
treeca916a83e57bd30a0e99cb58232bb5da69334cc2 /doc/thesis/figures/tikz
parentMerge branch 'master' of github.com:NaoPross/Fading (diff)
downloadFading-bbf0196c4f77bc7dbc8a021a09d30b40b2168427.tar.gz
Fading-bbf0196c4f77bc7dbc8a021a09d30b40b2168427.zip
Block diagram of communication and start AM and QAM
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+% vim: set ts=2 sw=2 noet spell:
+
+\begin{tikzpicture}[
+ % show background rectangle,
+ box/.style = {
+ font = \small\sffamily\bfseries,
+ draw, thick, fill = white,
+ minimum height = 10mm,
+ minimum width = 25mm,
+ },
+ ]
+ \matrix[
+ nodes = {box}, column sep = 10mm, row sep = 10mm,
+ ]{
+ \node (SRC) {Source}; &
+ \node (ENC) {Encoder}; &
+ \node (MOD) {Modulator}; \\
+ && \node (CHN) {Channel}; \\
+ \node (SNK) {Sink}; &
+ \node (DEC) {Decoder}; &
+ \node (DMD) {Demodulator}; \\
+ };
+ \draw[very thick, -latex]
+ (SRC) edge node[midway, above] {\(m\)} (ENC)
+ (ENC) edge node[midway, above] {\(m_e\)} (MOD)
+ (MOD) edge node[midway, right] {\(x\)} (CHN)
+ (CHN) edge node[midway, right] {\(y\)} (DMD)
+ (DMD) edge node[midway, above] {\(m_e'\)} (DEC)
+ (DEC) edge node[midway, above] {\(m'\)} (SNK)
+ ;
+
+ \draw[very thick, -latex]
+ ($(MOD.east)+(5mm,0)$) node[right] (CARR) {Carrier \(x_c\)} to (MOD);
+
+ \draw[very thick, -latex]
+ ($(CHN.east)+(5mm,0)$) node[right] (NOISE) {Noise \(n\)} to (CHN);
+
+ \draw[very thick, -latex]
+ ($(CHN.west)-(5mm,0)$) node[left] (FADE) {Fading} to (CHN);
+
+ \draw[very thick, -latex]
+ ($(DMD.east)+(5mm,0)$) node[right] (SYNC) {Sync} to (DMD);
+
+ \begin{pgfonlayer}{background}
+ \fill[lightgray!20] ($(SRC.north west)+(-5mm,5mm)$) node (TX) {}
+ rectangle ($(MOD.south -| CARR.east)+(5mm,-5mm)$);
+
+ \fill[lightgray!20] ($(SNK.north west)+(-5mm,5mm)$) node (RX) {}
+ rectangle ($(DMD.south -| CARR.east)+(5mm,-5mm)$);
+
+ \node[gray, font = \sffamily\bfseries, anchor = south west]
+ at (TX.north) {Transmitter};
+
+ \node[gray, font = \sffamily\bfseries, anchor = south west]
+ at (RX.north) {Receiver};
+ \end{pgfonlayer}
+\end{tikzpicture}