This article emphasises on researches on the MB-OFDM ultra-wide band system and multiple access technology.
本文将MB-OFDM超宽带系统及其关键技术之一多址技术作为研究重点。
Recently, Orthogonal Frequency Division multiple access (OFDMA) as a new multiple access technology has received a lot of attention.
近年来，正交频分多址接入系统做为一种新的多址接入技术受到了极大关注。
The SNEP will employ the MPM1000 Net Centric Waveform Satellite Modem to provide Multi-Frequency-Time Division Multiple Access Bandwidth on demand technology for tactical mobile operations.
该SNEP将采用MPM1000网络中心波形卫星调制解调器，为战术机动作战提供所需的多频时分多址接入带宽技术。
MUOS leverages third generation (3G) Wideband Code Division Multiple Access (WCDMA) cellular phone technology in the implementation of the ground segment.
MUOS利用第三代宽带码分多址蜂窝电话技术实现地面部分。
IVE technology is similar to SEA technology but allows access to multiple VLANs through the same physical adapter.
IVE技术与SEA技术相似，但是允许通过同一个物理适配器访问多个VLAN。
Results show that cell coverage almost remains constant as the number of active users in the cell increases due to the usage of joint detection technology to suppress multiple access interference.
数值结果表明，由于使用多用户联合检测技术抑制多址干扰，随着激活用户数的增加，小区的有效覆盖范围几乎保持不变；
On the other hand, utilizing the smart antenna and the users' spatial information, we can develop the Space Division Multiple Access (SDMA) technology.
另一方面，利用智能天线和用户空间位置信息可以实现空分多址(SDMA)接入技术。
Smart antennas technology is one of the key technologies in TD-SCDMA (Time Division-Synchronous Code Division Multiple Access).
智能天线技术是TD - SCDMA(时分同步码分多址)中的关键技术之一。
The engineers in the most countries are working on local-access approaches using time-division-multiple-Access (TDMA) technology.
而在本地接入方式中，设计人员往往采用时分多址（TDMA）的接入方式。
In a word, TDCS is a spectrum agile and broadband Code Division Multiple Access (CDMA) technology.
总而言之，TDCS是一种具有频谱自适应能力的宽带码分多址系统。
In a word, TDCS is a spectrum agile and broadband Code Division Multiple Access (CDMA) technology.
总而言之，TDCS是一种具有频谱自适应能力的宽带码分多址系统。
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