扩频通信

• Analysis of capacity of spread spectrum random access communication system spread with kasami sequences
  序列随机多址扩频通信系统的容量分析
• Choice and implement of pn sequence in spread spectrum communication system in asic chip ' s development
  扩频通信芯片开发中伪随机码的选择及实现
• But using spread spectrum communication on power line can attain reliability ' s demand
  而利用扩频通信在电力线上进行通信正好可以提高其可靠性。
• The synchronization of spread spectrum ( ss ) sequence is the most important but much more difficult one
  扩频序列的同步问题是扩频通信的重点也是难点。
• Therefore , fast and reliable synchronization algorithm is one of key technologies in sess system
  因此,迅速、可靠地建立同步是自编码扩频通信最主要的环节之一。
• Firstly , the author gives a brief introduction to spread spectrum communication and basic saw principle
  首先，作者简要介绍了扩频通信的重要概念和声表面波的基本理论。
• Its power spectrum is similar to gauss white noise . the similar random correlativity is good
  其类似白噪声的功率谱，良好的类随机相关特性，具有应用于扩频通信的潜力。
• Now one of the mostly applications of spread spectrum technology is the popular cdma mobile communication system
  目前，扩频通信技术的主要应用之一就是流行的cdma移动通信系统。
• Finally , we summarizes the work that had been done and point out some directions need to study in the future
  最后对本文工作进行了总结,展望了对自编码扩频通信技术的进一步研究。
• Then this paper delves into the application of downconvertion as baseband recovery in the spread communication system
  随后就下变频在扩频通信系统中用作基带的恢复做了深入地研究。