电力载波芯片全数字QAM调制器电路设计  

Design of all⁃digital QAM modulator circuit for power carrier chip

作　　者：熊小双 XIONG Xiaoshuang(Chinese Flight Test Establishment,Xi’an 710089,China)

机构地区：[1]中国飞行试验研究院,陕西西安710089

出　　处：《现代电子技术》2023年第8期33-37,共5页Modern Electronics Technique

摘　　要：文中设计一种应用于高速窄带电力载波芯片中信号发射机部分的正交幅度调制(QAM)调制器。采用自上而下的方法,首先进行调制系统整体设计,再对各模块进行设计,最后进行各模块的顶层设计,所有电路的设计采用Verilog HDL进行描述。所设计的64QAM调制器可以实现信号在频带受限的信道中以较高的速率传输,满足电力载波芯片内QAM部分的设计要求。A quadrature amplitude modulation(QAM)modulator applied to the signal transmitter in high⁃speed narrowband power carrier chip is designed.By means of the top⁃down method,the overall design of the modulation system is conducted,then each module is designed,and the top⁃level design of each module is performed.The design of all circuits is described with Verilog HDL.The designed 64QAM modulator can make signal be transmitted with a higher rate in a band⁃limited channel,which can meet the design requirements of the QAM part in the power carrier chip.

关 键 词：64QAM调制器 电力载波芯片 电路设计 全数字QAM 解复用模块 星座映射模块 

分 类 号：TN710-34[电子电信—电路与系统]