A Distributed Testbed for 5G Scenarios: An Experimental Study

. 2019 Dec 19;20(1):18. doi: 10.3390/s20010018

Algorithm 1 Route selection between the primary route (via D2D) and the secondary route (via MC BS)

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procedureRoute selection
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for $k_{1} = (f c_{s}, f c_{1}, f c_{2}, f c_{3}, f c_{4}, f c_{d})$ and $k_{2} = (f c_{s}, m c_{1}, f c_{d})$ do
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if route $k_{1}$ is available then
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$f c_{s}$ send packet to $f c_{1}$
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if $f c_{1}$ is not available then
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packet goes through $m c_{1}$ (secondary route) to $f c_{d}$
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end if
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if $f c_{2}$ is available then
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check the second condition:
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if $t^{f c_{1} t o f c_{2}}$ is $\leq α$ then
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$f c_{1}$ send packet to $f c_{2}$
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end if
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end if
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if $f c_{2}$ is not available then
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packet goes through $m c_{1}$ to $f c_{d}$
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end if
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if $f c_{3}$ is available then
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check the second condition:
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if $t^{f c_{2} t o f c_{3}}$ is $\leq α$ then
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$f c_{2}$ send packet to $f c_{3}$
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end if
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end if
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if $f c_{3}$ is not available then
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packet goes through $m c_{1}$ to $f c_{d}$
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end if
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if $f c_{4}$ is available then
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check the second condition:
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if $t^{f c_{3} t o f c_{4}}$ is $\leq α$ then
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$f c_{3}$ send the packet to $f c_{4}$
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$f c_{4}$ send the packet to destination $f c_{d}$
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else packet goes through $m c_{1}$ to $f c_{d}$
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end if
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end if
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end if
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end for
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end procedure