摘要
设计了以PL3201为核心的载波通信功能模块,针对该芯片提出一种符合我国低压电力线载波信道传输特性的通信调制方法,采用QPSK调制等技术自制了一个低压电力线载波通信系统,其抗衰减和抗干扰的性能具有较大的优势,实验结果表明利用220V低压电力线进行数字信号的传输是切实可行的。
The carrier communication function module has been designed based on PL3201. A communication modulator approach according with transmission characteristics of low voltage power line carrier channel is proposed and QPSK modulating technology is adopted to make a low voltage power line carrier communication system which has good performance on attenuation resistance and interference resistance. The experimental results show that transfer of digital signals with the 220V low voltage power network is feasible.
出处
《山东科技大学学报（自然科学版）》
CAS
2007年第3期61-64,共4页
Journal of Shandong University of Science and Technology(Natural Science)
关键词
电力线载波
扩频通信
PL3201
power line carrier
spread spectrum communication
PL3201
