aiming characteristics造句

• This paper introduces the application of the spread spectrum technology in communications . aiming characteristic in cdma communication systems , after we discuss some multi - user detection technology at present , and want to find a effective multi - user detection method with a small bit error rate in cdma communication
  本论文主要介绍扩频技术在通信中的运用，针对cdma通信系统的特点，研究了现有的一些多用户检测技术，希望通过研究找到一种有效的cdma通信的多用户检测的方法。