FPGA在数字基带信号远程传输中的应用  

Application of FPGA in Remote baseband transmission

作　　者：张秀平[1] 

机构地区：[1]河海大学计算机及信息工程学院

出　　处：《微计算机信息》2007年第26期206-208,共3页Control & Automation

摘　　要：针对数字信号通过基带系统远程传输问题,分析了对信号进行编码和频谱变换的原理。在系统结构设计的基础上,重点介绍了采用FPGA编程实现基带信号编码、频谱变换、位定时提取的过程,给出了关键环节的仿真波形。利用伪码对实际系统进行了测试,证明能可靠地完成基带信号的传输。Focusing on remote transmission for digital signal in baseband system ,Encoding and spectrum transform theory is analyzed, System structure is designed. Emphasis is put on the design of baseband system based on FPGA, including baseband signal encoding, spectrum transform ＆bit timing pickup .Critical simulation waveform is given, and the system is tested by pseudal random code, baseband signal can be transmitted credibly in it.

关 键 词：基带传输 FPGA 线路码 频谱变换 位定时提取 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]