【摘要】 介绍电力载波机的发展现状，分析基于语音压缩编码的话音数据复接器的工作原理、特点以及帧结构，论述基于动态调整帧结构，实现动态数据复接的方法。实验证明，该复接器性能可靠，对于实现新型电力数字载波机的国产化具有重要意义。更多还原

【Abstract】 This paper introduces the present state and development prospects of power line carrier, analyzes the operating principle, characteristics and frame structure of data multiplexer based on vocal compression encoding. It expounds in detail the dynamic data multiplexer methods based on adjusting automatically the frame structure.Experiments show that this data multiplexer is reliable and significant for localization of modern digital power line carrier in China.更多还原