It copies the original data stream to several parallel data streams, spreads them in both time and frequency domain, then modulates them to orthogonal sub-carriers for transmission.
它先将原始数据流复制成多路并行数据，经频域扩频和时域扩频，再调制到互相正交的子载波上传输。
In OFDMA, closely spaced multiple subcarriers are assigned to different users for parallel data transmission.
在OFDMA中，相临的多个子载波被分配给不同的用户来为用户并行低速传输数据。
Extraordinary parallel data transmission is possible with the Internet resource pool.
因为有了网际网路资源库，特殊的资料平行传输才成为可能。
The thinking way of data transmission in measure-control system trending towards networking and the parallel processing mechanism are illustrated.
阐述了测控信息传递走向网络化的思想方法及枪先式并行处理机制。
Data transmission between PC and PC or PC and port to use serial communication and parallel communication two communication modes.
PC与PC或PC与端口之间的数据传输能够使用串行通讯和并行通讯二种通讯方式。
The parallel port of computer is mainly used for connecting to printer, the data transmission rate is rapid because the data is transferred in parallel.
计算机并口主要用来连接打印机，由于数据并行传输，所以传输速度相对较快。
Teams at the University of Oxford and the University of Edinburgh are focusing on parallel data transmission using arrays of LEDs, where each LED transmits a different data stream.
爱丁堡和牛津大学组成的团队研究使用阵列led进行并行数据传输。使用每一个LED传输不同的数据流。
High speed data acquisition and transmission, and simple control are the advantages of the condition monitoring system based on PC parallel port.
基于计算机通用并行口的设备状态监测与故障诊断系统具有采集与数据传输速度快，控制方便等优点。
Voxel attributes, voxel density and the way to keep the invariableness of voxel density are studied, and the method of parallel data transmission link is discussed.
首先，分析体扫描技术的成像原理，研究体素的特性，密度变化，如何保持体素密度的恒定，提出了并行数据传输连接的方法。
The communication system has rapid data flows attributed to parallel data transmission by using double CPU.
由于该通讯单元采用双CPU结构，使所有的数据交换并行进行，因此系统通信速度快。
Multicarrier modulation is a form of parallel data transmission, which is efficient to reduce the detrimental effects of multipath fading.
多载波调制技术是一种并行数据处理方式，有效地对抗多径衰落，可以提高无线带限信道的数据传输速率。
Digital signal professor ADSP-21161N with strong functions, has two high-speed parallel transmission link ports, and can realize separately real time input and output for video data.
功能强大的数字信号处理器adsp- 21161N有两个高速的并行传输链路口，可以分别实现视频数据的实时输入和输出。
Digital signal professor ADSP-21161N with strong functions, has two high-speed parallel transmission link ports, and can realize separately real time input and output for video data.
功能强大的数字信号处理器adsp- 21161N有两个高速的并行传输链路口，可以分别实现视频数据的实时输入和输出。
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