1) delay diversity
延迟分集
1.
While delay diversity can be viewed as the combination of repetition code and delay element,GDDC(Generalized Delay Diversity Code) replaces the repetition code with some other simple block code in order to achieve higher coding gain.
本文研究了一种简单而有效的空时格码设计方案———广义延迟分集码 。
2) CDD
循环延迟分集
1.
In this paper,the cyclic delay diversity(CDD),the space-time block coding(STBC)and the space-frequency block coding(SFBC)based on Alamouti in OFDM-MIMO system are studied.
文章研究了OFDM-MIMO系统中的循环延迟分集(CDD),以及基于Alamouti的空时分组编码(STBC)与空频分组编码(SFBC),针对发射分集方案所必须知道的信道信息,对两种信道估计方法,即最小二乘(LS)+线性插值与最小均方误差(MMSE)插值进行了研究。
2.
The CDD(Cyclic Delay Diversity) technology,especially its implementation,delay choice and diversity gain is introduced.
详细分析了循环延迟分集技术,介绍了其实现方式、延迟的选择和分集增益的原理。
3.
In order to apply Cyclic Delay Diversity(CDD) effectively in the distributed wireless communication system(DWCS),the upper bound of pair-wise error probability(PEP) of CDD in DWCS is first obtained.
为了有效地在分布式小区中使用循环延迟分集技术,文章首先得到了分布式环境下循环延迟分集的成对差错概率的上界。
3) cyclic delay diversity
循环延迟分集
1.
,the frequency diversity and the cyclic delay diversity were jointly designed to enhance the traditional space-time coding scheme.
结合空时编码和循环延迟分集技术,将空时频编码引入增强-多媒体广播/组播业务(E-MBMS)网络中,提出了一种有效的传输分集策略。
2.
Based on the dilemma of delay value in cyclic delay diversity(CDD),a new transmission scheme based on CDD and its channel estimation method is presented.
针对循环延迟分集(CDD)时延设置的矛盾,提出了一种新的应用于CDD的信道估计方法,在不同导频符号使用不同的循环延迟,导频符号和数据符号使用不同的循环延迟,较大程度地消除了分集增益对时延设置的敏感性。
4) delay clustering
延迟聚集
1.
Topology construction strategy using delay clustering;
一种基于延迟聚集的拓扑构建策略
5) labeled delay diversity
贴标签型延迟分集
1.
One novel labeled delay diversity structure was proposed for the V-BLAST OFDM system, which could elegantly introduce the rotational invariance property into the V-BLAST OFDM system.
为 V-BLAST OFDM 系统提出了一种新颖的贴标签型延迟分集结构。
6) labeled-delay transmit diversity
标签延迟发射分集
1.
Successively,one novel labeled-delay transmit diversity scheme is proposed for the DSSS-MIMO architecture,and the corresponding blind estimation scheme of the frequency-selective wireless channels is a.
针对频率选择性衰落多输入多输出(Multiple InputMultiple Output,MIMO)结构,提出在各发射天线通道引入直接序列扩频(Direct SequenceSpread Spectrum,DSSS)操作以便实现信道的矢量化,然后提出了一种标签延迟发射分集方法和相应的实现频率选择性衰落无线信道估计的盲方法。
补充资料：大集经菩萨念佛三昧分
【大集经菩萨念佛三昧分】
（经名）具名大方等大集经菩萨念佛三昧分，十卷，隋达磨笈多译。与菩萨念佛三昧经同本。说念佛三昧之法。
（经名）具名大方等大集经菩萨念佛三昧分，十卷，隋达磨笈多译。与菩萨念佛三昧经同本。说念佛三昧之法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条