Table 2.

Notations used in paper.

Symbol	Definition
$m_i$	M2M ith device
$P_{m,q}$	Consumed device power
$P_u$	Total summed power
$G_i$	channel gain
$N_o$	channel noise
$C_i$	shared channel available for ith MTC device
$M\left({\phi }_p\right)$	Matrix of transmit powers from M2M devices
$RB\left[n\right]$	matrix of resource block
⊘	maximum power usage limit
$P_{rsr{p}_{m,q}}$	reference signal power
q	number of subcarriers within RB
$P_{BS}$	base station power
$Pl$	pathloss
${\Theta }_{m,q}$	Signal-to-Noise Ratio (SNR)
${\delta }^2$	power of Additive White Gaussian Noise (AWGN)
$h_{m,q}$	channel fading amplitude
$D_m$	data rate achieved by ith device
B	effective bandwidth
${\lambda }_i$	calculated number of carriers for ith device
${\vartheta }_i$	calculated power by estimation for ith device
$\alpha$	computed number of carriers
$\beta$	total number of available carriers
$\omega$	threshold
$J_o$	constant depends on antenna characteristic
$\delta$	path loss constant
$\Psi$	Rayleigh random variable