直序扩频 meaning in English
direct-sequence spread spectrum ds/s/ss
Examples
- Principle and application of direct sequence spread spectrum asic
直序扩频芯片的原理与应用 - The theory of direct sequence and cck is described . the mechanism of tdm is established . then , a method to maintain the synchronization of the tdm is proposed
在介绍了ieee802 . 11协议的物理层用到的直序扩频技术和补码键控技术后，对系统的时分双工工作机制的建立与维护进行了详细的分析。 - The results of the testing prove that the system compare with dsss takes great advantages over others on the aspects of the rate of transmitting data , its stabilization and its possibility of expanding
测试结果表明，与直序扩频系统相比， ofdm系统在数据传输速率、稳定性和可扩展性等方面具有十分明显的优势。 - The paper firstly analyses the fundamental principles of the direct sequence spread spectrum technique , the arithmetic in the frequency - domain by using the technology of the spectrum correlation adaptive filter
本文首先就设计中选择采用的直接序列扩频技术、以及在频域中实现直序扩频信号中多窄带干扰抑制的自适应算法的基本原理做了分析。 - For dsss signals , we proposed two algorithms , one is a hypothesis test algorithm that can be used to detect if there are dsss signals , the other is a symbol period estimation algorithm using the cycle - stationary feature of dsss signals
对直序扩频( dsss )信号，本文提出了一种假设检验算法检测其存在性；利用dsss信号的循环平稳特性，提出了估计dsss信号符号周期的方法。