Relay network energy efficiency optimal distribution method and device, terminal and storage medium

Abstract

The invention discloses a relay network energy efficiency optimal distribution method and device, a terminal and a storage medium. The method comprises the following steps: dividing an information transmission process from a source end to a receiving end according to a preset distribution mode; obtaining related power parameters, related channel gain parameters, related circuit loss parameters andadditive white Gaussian noise parameters of a relay, a receiving end and an eavesdropping end in the information transmission process; respectively calculating the energy collected by the relay, thetransmission rate from the source end to the receiving end and the total energy consumption; constructing a non-convex optimization problem for solving the maximum energy efficiency according to the transmission rate and the total energy consumption, converting the non-convex optimization problem into a D.C. Optimization problem, and further calculating an optimal solution. According to the method, the non-convex optimization problem for solving the maximum energy efficiency is constructed by acquiring the related parameters in the information transmission process, and then is converted into the D.C. Optimization problem, so that the optimal solution is obtained, the method is more suitable for practical application, the wiretapping problem is considered, and the safety is improved.

Description

technical field [0001] The present invention relates to the technical field of resource optimization of a wireless energy-carrying relay network, and in particular to a method, device, terminal and storage medium for optimal allocation of energy efficiency of a relay network. Background technique [0002] With the continuous development of wireless communication networks and communication technologies, and the continuous consumption of limited resources such as energy, communication devices with energy harvesting functions are considered to be a promising prospect for self-sustainable development of energy-constrained communication systems. substitute. Wireless energy-carrying communication combines communication technology and wireless energy harvesting technology, aiming to realize the simultaneous transmission of information and energy, which can bring huge benefits in terms of spectrum efficiency, energy consumption, and interference management. At the same time, nodes i...

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Problems solved by technology

[0004] The present invention provides a relay network energy efficiency optimal distribution method, device, terminal and storage medium to solve the problem that the maximum energy efficiency optimization scheme of the existing relay communication network deviates greatly from the actual situation and has low security

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