A random resource allocation method for wireless collaborative network powered by hybrid energy
A collaborative network, hybrid energy technology, applied in wireless communication, energy reduction, advanced technology and other directions, can solve the problem of inability to effectively control the system data transmission delay time network utility and other problems, to maximize the long-term time average network utility, improve energy utilization, ensuring the effect of boundedness
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Embodiment 1
[0077] refer to figure 1 , the present embodiment provides a method for randomly allocating resources in a wireless collaborative network powered by hybrid energy, including steps:
[0078] S1: Obtain the system status information of the wireless collaborative network, analyze and obtain the long-term average optimization problem in the wireless collaborative network, and establish an optimization model for the long-term average optimization problem;
[0079] S2: Convert the long-term average optimization problem into a plurality of single-slot sub-problems through preset optimization theory;
[0080] S3: Analyzing and solving the sub-problems to obtain an optimal resource allocation scheme;
[0081] S4: Update the system state of the wireless collaborative network according to the optimal resource allocation scheme.
[0082] In this embodiment, there is 1 source node, N relay nodes and K destination nodes in the wireless collaborative network, network data is sent from the ...
Embodiment 2
[0138] This embodiment utilizes Matlab to carry out simulation on the basis of embodiment one, and obtains corresponding experimental result, can refer to Figure 2 to Figure 6 .
[0139] In this embodiment, the wireless collaborative network consists of 1 source node, 10 relay nodes and 25 destination nodes, wherein the distance between the source node and the destination node is 10 to 20 meters, and the maximum distance between each relay node Transmission power p max =40W, the total system bandwidth W is 100MHZ, evenly divided into X=32 orthogonal channels, channel gain Uniformly distributed in [5,14] and subject to independent and identical distribution, the noise power is N 0 =10 -10 W / HZ, the maximum channel capacity is r max =20Mbps, the weight factor is 1 / 32, the electricity price of the grid satisfies the normal distribution N(3,3), the electricity that the relay node can collect from the environment satisfies a uniform distribution in [0,90], ρ=1, The maximum ...
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