1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
% vim: set ts=2 sw=2 noet:
\begin{tikzpicture}
\begin{loglogaxis}[
width = .6\linewidth, height = 5cm,
ylabel = {Response \(|H(f, t)|\)},
xlabel = {Frequency \(f\)/Hz},
xlabel near ticks,
ylabel near ticks,
ytick = \empty,
smooth,
]
\addplot[solid, magenta] table[x index = 0, y index = 2]
{figures/data/multipath_frequency_response.dat};
% \addlegendentry{Multipath}
% \addplot[dashed, thick, black] table[x index = 0, y index = 1]
% {figures/data/multipath_frequency_response.dat};
% \addlegendentry{Linear}
\end{loglogaxis}
\end{tikzpicture}
\hskip 5mm
\begin{tikzpicture}[
decorated/.style = {
solid, thick,
postaction={decorate},
decoration={markings,
mark=at position 0.35 with {\arrow{stealth}},
mark=at position 0.65 with {\arrow{stealth}}},
},
]
\begin{axis}[
width = 5cm, height = 5cm,
ylabel = {\(\Im{H(f,t)}\)},
xlabel = {\(\Re{H(f,t)}\)},
xlabel near ticks,
ylabel near ticks,
grid = major,
xmin = -1.2, xmax = 1.2,
ymin = -1.2, ymax = 1.2,
]
\addplot[decorated, red] table[x index = 3, y index = 4]
{figures/data/multipath_frequency_response.dat}
node[pos = 0, circle, fill = white, draw, inner sep = 1pt] {}
node[pos = .2, outer sep = 1pt, inner sep = 0pt] (A) {}
node[pos = 1, circle, fill = white, draw, inner sep = 1pt] {};
\addplot[decorated, blue] table[x index = 5, y index = 6]
{figures/data/multipath_frequency_response.dat}
node[pos = 0, circle, fill = white, draw, inner sep = 1pt] {}
node[pos = .2, outer sep = 1pt, inner sep = 0pt] (B) {}
node[pos = 1, circle, fill = white, draw, inner sep = 1pt] {};
\addplot[decorated, magenta] table[x index = 7, y index = 8]
{figures/data/multipath_frequency_response.dat}
node[pos = 0, circle, fill = white, draw, inner sep = 1pt] {}
node[pos = 0, below right, font = \tiny] {2 MHz}
node[pos = .2, outer sep = 1pt, inner sep = 0pt] (C) {}
node[pos = 1, circle, fill = white, draw, inner sep = 1pt] {}
node[pos = 1, above left, font = \tiny] {2.5 MHz};
\node[outer sep = 2pt, inner sep = 0pt] (O) at (0,0) {};
\draw[-latex, red!50!white] (O) -- (A);
\draw[-latex, blue!50!white] (O) -- (B);
\draw[-latex, magenta!50!white] (O) -- (C);
\end{axis}
\end{tikzpicture}
|
