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-rw-r--r--doc/thesis/figures/data/qpsk_hw_lab.py6
-rw-r--r--doc/thesis/figures/tikz/qpsk-hardware.tex83
2 files changed, 86 insertions, 3 deletions
diff --git a/doc/thesis/figures/data/qpsk_hw_lab.py b/doc/thesis/figures/data/qpsk_hw_lab.py
index a8170c6..741f32f 100644
--- a/doc/thesis/figures/data/qpsk_hw_lab.py
+++ b/doc/thesis/figures/data/qpsk_hw_lab.py
@@ -7,11 +7,11 @@ import numpy as np
samples = utils.load_samples(__file__)
# range of samples we want to show
-start = 1e3
-end = start +50
+start = 250e3
+end = start +400
# select every second samples
-select_samples = lambda arr: arr[int(start):int(end):2]
+select_samples = lambda arr: arr[int(start):int(end):6]
values = map(select_samples, samples)
# split into imaginary and real parts
diff --git a/doc/thesis/figures/tikz/qpsk-hardware.tex b/doc/thesis/figures/tikz/qpsk-hardware.tex
new file mode 100644
index 0000000..68a31a6
--- /dev/null
+++ b/doc/thesis/figures/tikz/qpsk-hardware.tex
@@ -0,0 +1,83 @@
+% vim: set ts=2 sw=2 noet:
+
+\newcommand{\makeplot}[5]{%
+ \hfill
+ \begin{tikzpicture}
+ \begin{axis}[
+ width = {\linewidth / 3.3},
+ height = {\linewidth / 3.3},
+ grid = major,
+ xmin = {-#4}, xmax = {#4},
+ ymin = {-#4}, ymax = {#4},
+ colormap name=viridis,
+ #5
+ ]
+
+ \addplot[only marks, scatter] table [x index = #2, y index = #3] {#1};
+ \end{axis}
+ \end{tikzpicture}
+ \hfill
+}
+
+% -------------------------------------------------------------------
+
+\noindent
+\makeplot{figures/data/qpsk_hw_lab.dat}{0}{1}{.25}{
+ ylabel = {Channel with ISI},
+ yticklabel style = {
+ text width = 3em,
+ align = right,
+ },
+ title = {LOS, Indoors (Lab)},
+}
+%
+\makeplot{figures/data/qpsk_hw_lab.dat}{0}{1}{.25}{
+ title = {LOS, Indoors (Lab)},
+}
+%
+\makeplot{figures/data/qpsk_hw_lab.dat}{0}{1}{.25}{
+ title = {LOS, Indoors (Lab)},
+}
+\newline
+
+% -------------------------------------------------------------------
+
+\noindent
+\makeplot{figures/data/qpsk_hw_lab.dat}{2}{3}{.25}{%
+ ylabel = {Synchronized},
+ yticklabel style = {
+ text width = 3em,
+ align = right,
+ },
+}
+\makeplot{figures/data/qpsk_hw_lab.dat}{2}{3}{.25}{}
+\makeplot{figures/data/qpsk_hw_lab.dat}{2}{3}{.25}{}
+\newline
+
+% -------------------------------------------------------------------
+
+\noindent
+\makeplot{figures/data/qpsk_hw_lab.dat}{4}{5}{2}{%
+ ylabel = {Equalized},
+ yticklabel style = {
+ text width = 3em,
+ align = right,
+ },
+}
+\makeplot{figures/data/qpsk_hw_lab.dat}{4}{5}{2}{}
+\makeplot{figures/data/qpsk_hw_lab.dat}{4}{5}{2}{}
+\newline
+
+% -------------------------------------------------------------------
+
+\noindent
+\makeplot{figures/data/qpsk_hw_lab.dat}{6}{7}{2}{%
+ ylabel = {Locked},
+ yticklabel style = {
+ text width = 3em,
+ align = right,
+ },
+}
+\makeplot{figures/data/qpsk_hw_lab.dat}{6}{7}{2}{}
+\makeplot{figures/data/qpsk_hw_lab.dat}{6}{7}{2}{}
+\newline