数字光纤直放站系统的设计与实现方法  

Design and implementation of digital fiber optic repeater system

作　　者：张冰 ZHANG Bing(Beijing Xinsheng Technology Co.,Ltd.,Beijing 100067,China)

机构地区：[1]北京鑫昇科技有限公司,北京100067

出　　处：《中国高新科技》2024年第19期42-44,共3页

摘　　要：文章针对数字光纤直放站系统,详细介绍了其设计原理、系统架构、数字中频盘设计和功能特点,对系统的射频指标进行了深入分析,包括最大输出功率、噪声系数、增益调节范围等,并阐述了数字光纤直放站系统的FPGA实现,包括混频器和DDC模块设计。该研究对于理解和应用数字光纤直放站系统具有重要意义。In this paper,the design principle,system architecture,digital IF disk design and functional characteristics of the digital fiber repeater system are introduced in detail,and the RF index of the system is analyzed in depth,including the maximum output power,noise factor,gain adjustment range,etc.,and the FPGA implementation of the digital fiber repeater system,including the mixer and DDC module design is described.The research is of great significance to the understanding and application of digital optical fiber repeater system.

关 键 词：数字光纤直放站 变频 上行 下行 

分 类 号：TN915[电子电信—通信与信息系统]