Power amplifier based on neural network

The invention belongs to the technical field of neural networks and power amplifiers, and in particular relates to a power amplifier based on a neural network. According to the power amplifier provided by the invention, a feedback technology is used to connect a linearity improvement circuit module with a power amplification circuit and a power driving circuit, and 180-degree phase shift is generated via a feedback network composed of capacitors and resistors, so that coupling signals are counteracted to a certain extent, and influence of common-gate devices on the linearity of the power amplifier is reduced; the power amplifier is connected with an amplitude control circuit module based on the neural network, so that amplitude control is achieved; furthermore, the amplifier provided by the invention is simple in structure, low in power consumption and small in area. 本发明属于神经网络以及功率放大器技术领域，具体为种基于神经网络的功率放大器。本发明采用反馈技术，将线性度提高电路模块与功率放大电路和功率驱动电路连接，通过电容和电阻组成的反馈网络产生180度的相移，使耦合信号在定程度上相抵消，降低共栅器件对功率放大器线性度的影响；通过功率放大器与基于神经