concatenated coding造句
例句与造句
- Analysis of schemes on turbo - rs concatenated codes
级联码编译码方法分析 - The paper studies the performance of turbo code and the concatenated code which makes up of rs code and convolutional code
本文对rs与卷积级联编码和turbo码的性能分别进行了研究。 - A scheme of inner concatenated coding based on the characteristics of space - time block codes and diagonally - layered space - time codes is presented
本文基于空时分组码和对角分层空时码的各自特点提出了一种内接编码方案。 - Simulation results show that the use of inner concatenated codes results in the largest system capacity according to different demands of the system
仿真结果表明，用该内接码可以对应于不同的误码要求，尽可地提高系统容量。 - Evaluate the bit - error bound of serially concatenated codes ( scc ) , and present the design guidelines and iterative decoding algorithms of scc
推导了串行级连码的误比特率限，介绍了串行级连码的设计准则以及软判决译码算法。 - It's difficult to find concatenated coding in a sentence. 用concatenated coding造句挺难的
- Downconvertion and error control system based on concatenated code are the critical part of the leo spread spectrum communication system , and are widely used in the communication system
下变频和基于级联码的差错控制系统是该特种小卫星扩频通信系统的关键部分，并且在通信系统中有着广泛地应用。 - Conventionally , dtv systems adopt coding schemes such as rs or convolutional codes , or concatenated codes , where the error correction performance is still quite far away from the shannon limit
通常的，数字电视系统采用的信道编码方案为rs码或卷积码，或二者的级联码，它的纠错性能与香农极限相比，仍有一定的距离。 - Furthermore , this paper analyzes the error control system based on concatenated code , mainly including the formation , encoding , decoding of rs code and convolutional code , interleaving , and deinterleaving
本文同时也就基于级联码的差错控制系统设计作了分析，主要包括rs码和卷积码的构成、编码、译码、交织和去交织。 - The performance bounds and design criteria for hccc are developed . the result for hccc is extended to generalized concatenated coding . encoder , decoder structure and design criteria of generalized concatenated coding are studied
将结果推广到广义的级联卷积编码中，分析了广义级联卷积编码的编码结构、译码算法和设计准则。 - With the developments of the concatenated codes and turbo codes reviewed , the serially concatenated convolutional codes that are the serial counterpart of the turbo codes are introduced firstly in this paper
本文在对级联码发展历史和turbo码简要介绍的基础上，着重研究了串行级联卷积码( sccc )和串行级联网格编码调制( sctcm )的编译码方法、纠错性能和设计原则。 - With this inner concatenated codes , the performance of ber ( bit error ratio ) and system capacity can be controlled by adjusting the dimension of stbc ( space - time block codes ) in the inner concatenated codes according to the channel parameters
这种编码方式可以在既定的发射天线数下，根据信道环境的优劣，通过调整内接码中空时分组码维数来控制系统误码率性能和系统容量。 - A new h - arq scheme that uses progressively decodable serially concatenated codes for retransmission is proposed with its design guidelines . theoretical bounds on total number of transmitted bits and throughput performance are derived . finally , the simulation results are given
提出了基于累进可译串行级连码的h - arq体制，论述了其设计原则，推导了重传比特数和通过率的理论限，给出了性能仿真结果。 - Turbo codes make full use of the modern coding principles such as concatenated coding , soft input soft output decoding and iteration decoding , in which iteration approach has been applied in many fields like channel equalization , detection of interference between symbols as well as multiuser detection
Turbo码充分利用了现代信道编译码思想，如级联编码、软输入输出译码和迭代思想等。其中迭代思想已广泛用于信道均衡、码间串扰和多用户检测等领域中。 - As the step of the color tv ( the second generation ) to the digital tv ( the third generation ) is larger and larger , the research of digital television terrestrial broadcasting ( dttb ) become more and more important in china , we are concentrating on the standard of dttb which is suit for our country after describing and analyzing the technical stipulation and speciality of dttb , this paper compares atsc 8 - vsb with dvb - t cofdm and isdb - t bst - ofdmo the emphasis of this article lies in the technical solution about transferring system , channel coding is important component of dttb , which can resist from the bad circumstances o because of lots of varieties and different performance , channel coding become one of the emphasis of the research work this paper analyzes and researches the theory and performance of the different channel coding particularly , points out an effective theoretic analysis method and computer demo of performance comparison a theoretical method for estimating the performance of concatenated codes is proposed in this paperc this is achieved by combining the performance of single level coding rayleigh fading channel and the character of channel modulation it may be useful to research and development of the future digital television terrestrial broadcasting standard of our country
信道纠错编码是数字电视地面广播传输系统的重要组成部分，是抵御地面恶劣环境的有效手段。由于信道编码的种类繁多，性能各异，因此是目前研究工作的重点之一。本文详细分析和研究了几种信道纠错编码的原理和性能，并针对外码内码级联纠错结合地面信道瑞利衰落提出了一种有效的理论分析方法和性能的计算机比较演示方案，总结了不同级联方案的性能特点，对于我国目前的数字电视地面广播标准的研究和信道级联纠错方案的确立及其参数选择具有一定的参考价值。