Based on the research of mimo detections under the flat fading channel , this paper focuses on the mimo detection under the frequency selective fading channel , chiefly aiming at the lll detection algorithm 在对平坦衰落信道下mimo检测技术研究的基础上,本文展开了对频率选择性信道下mimo检测技术的研究。
A case report is presented on a 26 - year - old man had a class lll malocclusion with severe facial asymmetry , unilateral cross - bite , missing of multiple teeth and mesial tilting of multiple second molars 摘要本病例报告为一26岁骨性三类异常咬合之成年患者，同时伴随有颜面歪斜、单侧错咬、多颗牙齿缺失及多颗臼齿近心倾倒。
In the third chapter , the general structure , optical system , mechanical structure , signal processing module , computer and measurement software of a imported snr testset about lll image intensifier are anatomized and analyzed 第三章对一台进口的像增强器信噪比测试仪的总体结构、光学系统、机械结构、信号处理模块、计算机系统和软件进行了解剖和分析。
Lll image intensifier is one of the most important kind of night vision photoelectric image device at present , and it is used widely in many fields such as lll night vision , optical radiation measurement , camera device and so on 微光像增强器是目前微光夜视产品中最为重要的光电成像器件之一，它被广泛地应用于微光夜视技术、光辐射测量、摄像器件等各个领域。
Then this paper makes some overview and simulation on the application of three precoding algorithms under the flat fading channel , which are linear preequalization , tomlinson - harashima precoding ( thp ) and lattice reduction - aided ( lll ) vector precoding 本文对三种常见的预编码算法在平坦衰落信道下的应用进行了综述和仿真研究,包括迫零线性预均衡、 thp预编码和格约简辅助矢量预编码等算法。
The novel method of lll ' i . c chromatographic fingerprints , showing much more complete and abundant information in the chromatographs , is applied in the analysis and evaluation of the ap from different sites , and results well 为促进药材标准的科学、合理，我们在对穿心莲按照gap规范进行药材试种的同时，也进行了穿心莲内酯和脱水穿心莲内酯不同生长期动态变化的考察，并考察了农药儿肥料对穿心莲质量的影响。
In this dissertation , on the base of analysis on low - level - light ( lll ) and infrared ( ir ) image character and also taking into account of chromatics and real - time processing , a number of theoretic algorithms of false color fusion and pre - processing on lll and ir images are explored 本文在分析微光图像和红外图像特征的基础上，结合色度学和实时性考虑，探索研究了微光和红外图像假彩色融合与预处理的理论算法。
In this dissertation , the attention is focused on the measurement technology about the snr of the image intensifier . the content in this dissertation is summarized as following : in the first chapter , the development and application of photoelectric image and lll night vision are reviewed 本文就是围绕像增强器信噪比的测试技术展开研究，各章内容如下：第一章回顾和总结了光电成像技术和夜视技术的发展及应用，阐述了研究的意义及内容。
Based on this model , a full introduction of all kinds of signal detection algorithms is given . the lattice theory is introduced and formed a new mimo - ofdm system on lattice space . with lll basis reduction applied on this model , the detection algorithms are optimized 第二章首先给出了mimo - ofdm系统的一般数学模型,基于此模型,重点介绍了mimo - ofdm系统各种信号检测算法,并通过引入格理论,建立了格空间的mimo - ofdm系统,利用基约减算法对检测进行优化。
At present , the research on the mimo detections under the flat fading channel has been maturational . this paper firstly overviews and simulates three practical mimo detections , which are zero - forcing ( zf ) algorithm , v - blast algorithm and lattice - reduction aided ( lll ) detection algorithm . the simulation results suggest that lll algorithm has apparent advantages over other two detection algorithms 目前,对于平坦衰落信道下的mimo检测技术的研究已较为成熟,本文首先对其中三种具有较高实用性的算法进行了综述和仿真研究,其中包括迫零检测、 v - blast检测和格约简辅助检测三种算法。
