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International Journal of Vehicular Technology
Table of Contents
Special Issues
International Journal of Vehicular Technology
/
2011
/
Article
/
Tab 2
/
Research Article
Heterogeneous Wireless Sensor Network for Transportation System Applications
Table 2
Summary of test results for engine environment.
rpm
Number of enquiries
Lost engine data
(
)
Cylinder WICO latency
Serial latency average (ms), standard deviation (ms)
average (ms), standard deviation (ms)
Cyl.
WICO1
Cyl.
WICO2
Cyl.
WICO3
Cyl.
WICO4
1000
1810
16, 0.9
10, 2
26, 3
3, 2
19, 2
124, 5
2000
3731
30, 0.8
11, 2
19, 3
33, 3
28, 3
132, 6
3000
1644
12, 0.7
13, 2
21, 2
35, 2
31, 3
132, 5
4000
—
—
—
—
—
—
—
5000
—
—
—
—
—
—
—
6000
1967
24, 1.2
15, 3
23, 2
37, 3
33, 3
133, 3
Excluding lost packets from Oil WICO.