Chinese translation for "sova"

软输出维特比
绍瓦
索娃
索瓦

Example Sentences:

	1.	An improved sova - based decoding scheme for turbo - stcm 的并行级联空时格码的译码算法
	2.	System emulation and performance analysis of turbo codes with sova decoders 译码器的系统仿真及性能分析
	3.	There are two sorts of decoding methods : map algorithm and sova algorithm and the thesis emphasizes the former Turbo码的译码算法主要有map算法和sova算法两大类，本文重点研究了前者。
	4.	Two ways of complexity reduced decoding algorithms ( log - map and sova ) are developed and simulated 进一步比较和分析了两种能够减小解码算法( log - map算法和sova )复杂度的方法并给出了他们的计算机仿真曲线。
	5.	In this paper , turbo code is studied deeply from theory in order to find the reason why it has so good performance and to find all kinds of factors that influence its performance 本文从理论角度出发,深入分析turbo码具有如此好的纠错性能的原因以及影响turbo码性能的各种因素,重点研究了turbo码译码器的sova译码算法,对其进行了详细推导。
	6.	In addition , for improving system ' s performance , the paper also research on the soft - output viterbi algorithm , especially on m - ary sova . also combining with m - ary sova and our near mlse algorithm , we introduce a soft - output near mlse equalization algorithm 为了进一步提高算法的性能，本文还研究了软输出的viterbi算法，特别是多进制下的sova算法，并将它和本文的均衡算法结合，提出了一种软输出的准mlse均衡算法。
	7.	Two sova decoding algorithms in ofdm system based on bpsk modulation with fading channel were presented . one is called bce _ sova , which is based on adaptive blind channel recognization . it can adaptively estimate the channel state information ( csi ) 其中一种是基于自适应盲信道识别算法的sova译码算法(简称bce _ sova ) ，该算法可以自适应地估计信道状态信息( channelstateinformation ， csi ) ，由于不用训练，传输时延小，但计算复杂度高。
	8.	Causes small transmission delay , but computation is complex . the other is called dsova , which does not need to know csi , with low - computation complexity and small transmission delay , and is more suitable in the case when side information is unknown . these two algorithms effectively combine the ofdm technology and the sova algorithm in rayleigh channel , resulting in an efficient sova decoding under frequency - selective channel 另一种是不含信道估计的差分sova算法(简称dsova ) ，该算法不必知道csi ，计算复杂度低，传输时延小，适用于边沿信息( sideinformation ， si )未知的情况，这两种算法将ofdm技术和rayleigh信道下的sova译码算法有机的结合起来，很好地实现了频率选择信道下的sova译码。
	9.	We put the emphases on the soft output viterbi algorithm ( sova ) , which is one of turbo code ’ s decoding algorithms , and presents the derivation and computation step of the sova decoding algorithm . after presenting sova and map decoding algorithms and analyzing four kinds of decoding algorithms , the paper makes a comparison among the different decoding algorithms by emulation analysis , and analyzes the time complexity of various algorithms , and then contrasts them . in the last part of this paper , according to the criterion recommended by the consultative committee for space data systems ( ccsds ) , including code rate , 根据空间数据系统顾问委员会( ccsds )为turbo码应用于深空通信系统推荐的标准,包括码率、码块大小、分量码类型、约束长度、码生成多项式,以及交织器的选择等参数的建议以及sova译码算法的理论基础,设计了sova算法的实现结构,通过仿真验证了本文所采用的turbo码的性能,从而证明turbo码确实是一种很好的信道纠错编码方式,它适用于要求功耗低或信噪比低的深空通信系统中。
	10.	Firstly , we analyze the advantages and disadvantages of the random and nonrandom interleaver respectively , and bring forward the method of constructing a semi - random interleaver . then we deal with the decoding of turbo - codes , and compare the performance of several usual decoding methods . in addition , we give the performances of log - map and sova are simulated 分析了随机和非随机交织各自的优缺点，并提出了半随机交织的构造方法；然后，比较了常用的几种译码方法，并且实现了log - map算法和sova算法的性能仿真，对不同译码算法下turbo码的性能进行了分析比较。

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