›› 2010, Vol. 23 ›› Issue (3): 26-.

• 论文 • 上一篇    下一篇

基于FPGA实现扩频码的捕获

纪捷先   

  1. (湛江师范学院 信息科学与技术学院,广东 湛江524000)
  • 出版日期:2010-03-15 发布日期:2010-05-12
  • 通讯作者: 纪捷先(1983-),男,硕士。研究方向:嵌入式系统。
  • 作者简介:纪捷先(1983-),男,硕士。研究方向:嵌入式系统。

Implementation of Acquisition of the PNCode of DS Based on FPGA

Ji Jiexian   

  1. (College of Information Science and Technology,Zhanjiang Normal University,Zhanjiang 524000,China)
  • Online:2010-03-15 Published:2010-05-12

摘要:

通过对伪码捕获原理进行分析以及对各种捕获方法进行比较,确定一种性能好、易实现的串并混合搜索捕获方案。并给出了一个在实际系统中成功应用的捕获电路,用Modelsim对伪码捕获电路部分模块的性能进行了仿真。

关键词: 直接序列扩频, 伪码捕获, 同步, FPGA

Abstract:

By analyzing the operational principle of PNCode acquisition and comparing traditional classical methods,a bunching and combining PNCode acquisition project of good performance and easy implementation is designed.A circuit of PNCode acquisition which is successfully applied in practice is given.The performance simulation results of the PNCode acquisition is given by modelsim.

Key words: DS;PNCode acquisition;synchronization;FPGA

中图分类号: 

  • TN914