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Table 1 Simulation parameters

From: Device association and trajectory planning for UAV-assisted MEC in IoT: a matching theory-based approach

Parameter

Symbol

Value

The channel bandwidth

B

30 MHz

The coefficient depending on the chip architecture

\(\gamma _{k_m},\gamma _n\)

\(10^{-28}\)

The noise power at the receiver of a UAV

\(\sigma ^2\)

-60dBm

The received power at the reference distance of 1 m

\(g_0\)

-30dB

Duration of a time slot

\(\tau\)

1s

Number of CPU cycles required for UAV

\(C_n\)

\(1000\sim 1200\) cycles/bits

Number of CPU cycles required for IoTDs

\(C_k\)

\(1000\sim 1200\) cycles/bits

The flight altitude of the UAV

H

\(15\sim 30\) m

Maximum velocity of UAV n

\(v_n^{{\max}}\)

\(15\sim 40\) m/s

The transmission power of IoTD \(k_m\)

\(p_{k_m}\)

\(20\sim 40\) dBm