Graphics Programs Reference
In-Depth Information
sin
π
f
d
τ′
(
π
f
d
τ′
)
sin
(
π
f
d
NT
)
2
1
----
)
2
χ 0
f
d
(
;
=
-------------------------
----------------------------
(4.36)
sin
(
π
f
d
T
)
MATLAB Function Ðtrain_ambg.mÑ
The function
Ðtrain_ambg.mÑ
implements Eq. (4.34). It is given in Listing
4.7 in Section 4.6. The syntax is as follows:
train_ambg [taup, n, pri]
Symbol
Description
Units
Status
taup
pulsewidth
seconds
input
n
number of pulses in train
none
input
pri
pulse repetition interval
seconds
input
Fig. 4.8 (a-d) shows typical outputs of this function, for
taup
n
pri
0.2
5
1
Figure 4.8a. Three-dimensional ambiguity plot for a five pulse equal amplitude
coherent train. Pulsewidth is 0.2 seconds; and PRI is 1 second,
N=5. This plot can be reproduced using MATLAB program
Ðfig4_8.mÑ
given in Listing 4.8 in Section 4.6.
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