OFDMA是根据频分多路传输系统的思想,这是一种在一个频道上传输多个数据流的方法。
OFDMA is based on the idea of frequency-division multiplexing, which is a method to transmit multiple data streams over a channel.
LTE则利用频分多路传输系统把频道分成两个部分,所以,下载和上传的速度得以更好地平衡。
LTE splits the channel into two parts using frequency-division multiplexing, so the download and upload speeds are better balanced.
利用激光散斑空间频率的频分多路传输技术,能够在一张散斑图上记录物体多次变形的全场位移信息。
A method using the frequency divtion multiplexing technique of the laser speckle's spatial frequency to record multiple displacement information on a single specklegram is presented.
提出了一种新的正交频分多路(OFDM)传输系统定时和载波频率捕获联合算法。
This paper describes a novel joint acquisition algorithm of timing and carrier frequency for burst orthogonal frequency division multiplexing (OFDM) transmission system.
文章在分析地面传输信道特性的基础上,介绍了地面广播数字电视的DVB - T标准,探讨了其核心的正交编码频分多路复用COFDM技术、前端发射设备的系统结构及其优缺点。
Base on the analysis of terrestrial transfer channel, the paper introduces the DVB-T standard, and discuss the core COFDM technology as well as front-end transmit system structure.
文章在分析地面传输信道特性的基础上,介绍了地面广播数字电视的DVB - T标准,探讨了其核心的正交编码频分多路复用COFDM技术、前端发射设备的系统结构及其优缺点。
Base on the analysis of terrestrial transfer channel, the paper introduces the DVB-T standard, and discuss the core COFDM technology as well as front-end transmit system structure.
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