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Journal of Applied Mathematics
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Journal of Applied Mathematics
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2014
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Article
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Tab 1
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Research Article
Building a Smooth Medical Service for Operating Room Using RFID Technologies
Table 1
Levels of signal strength.
Signal level
Distance between reader and tag
L0
†
<0.5D
L1
Δ
0.5D~1D
L2
#
1D~2D
L3*
>2D