摘要
阐述目前无线局域网的特点和主要传输方式及扩频通信的主要工作原理,并就直接序列扩频、跳频扩频、跳时扩频和脉冲线形扩频四种扩频技术工作原理、扩频技术的四大特点和扩频技术在无线局域网中的应用前景等作了介绍。
This article expounds the characteristic principle and the main transfer-mode of the Wireless Local Area Network. It introduces the operating mode of the Spread Spectrum Communication, the principle of Direct Sequence Spread Spectrum, Frequency Hopping Spread Spectrum, Time Hopping Spread Spectrum and Chirp Spread Spectrum and expounds the four characteristics of the Spread Spectrum Communication and its future application in the Wireless Local Area Network.
出处
《浙江树人大学学报》
2005年第4期99-102,共4页
Journal of Zhejiang Shuren University
关键词
扩频
无线局域网
频带
调制
解调
spread spectrum
wireless local area network
bandwidth
modulation
demodulation