decoding theory中文是什么意思

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中文翻譯
造句

譯碼理論

decode vt. 譯碼；解碼；譯出指令。
theory n. 1.理論，學理，原理。 2.學說，論說 (opp. ...
decoding 解解碼; 解密; 譯出; 譯碼
adaptive decoding 自適應解碼; 自適應譯碼
algebraic decoding 代數解碼
analog decoding 模擬譯碼
block decoding 分組譯碼
board decoding 板譯碼
code decoding 譯碼, 電碼譯出, 電碼翻譯
coding decoding 編解碼
coincide decoding 重合譯碼; 重合擇碼
coincidence decoding 符合譯碼; 重合譯碼
color decoding 彩色解碼
decode，decoding 解碼
decoding action 譯碼作用
decoding algorithm 解碼算法; 譯碼算法
decoding and copying 譯繕
decoding assignment 解碼指定
decoding band 譯碼環
decoding bar 譯碼條
decoding capacitor 譯碼電容器
decoding circuit 解碼電路; 譯碼電路
decoding complexity 譯碼復雜性
decoding data 解讀數據
decoding delay 譯碼時延

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It also discusses the code and decode theory for rs error - correcting codes , then summarizing the design and debug experience for the rs ( 31 , 15 ) coder and decoder through fpga
文章中還討論了rs糾錯碼的編譯碼原理和算法,總結了基于fpga實現一個rs ( 31 , 15 )編碼和譯碼器的設計經驗和調試經驗。
Turbo codes represent the new code structures , which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ) . in this paper , the background of turbo codes are firstly introduced , which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then , a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented , and the capacity of this code method is analyzed , the average capacity upper bound is derived ; at last , this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel
本文首先介紹了turbo碼的背景知識，包括差錯控制的基本原理、分組碼和卷積碼；然后闡述了turbo碼的基本原理，包括turbo編譯碼器結構及迭代譯碼原理；較為詳細地描述了關鍵的譯碼算法： ?種改進的最大后驗概率( map )譯碼算法及迭代譯碼算法；提出了一種新的turbo碼結構：混合turbo碼(混合級聯卷積碼) ；并用編碼性能聯合界分析方法對混合turbo碼進行了性能分析，得出了其平均性能上界；并在高斯白噪聲信道和瑞利衰落信道上分別作了一些應用研究及計算機仿真實驗。
Firstly , this thesis reviews the evolution of image coding / decoding theory , summarizes the technology framework of several image / video coding / decoding standards , designs a contrasting research to these standards , interoperates the origin of the h . 264 ' s advantages , and investigates the principal structure and the key modules of h . 264 , as establishing necessary theory basis for the practical application
首先,本文回顧了圖像編解碼理論的發展歷程,總結了多種靜態圖像和視頻的編解碼標準的技術框架,對各種標準進行了比較研究,然后分析了h . 264的優勢來源,接著研究了h . 264的主體結構和關鍵模塊,為實際應用奠定了必要的理論基礎。
The task is based on st ’ s sdtv channel decoder solution with a highly integrated single - chip fully digital qam demodulation stv0297 . chapter 1 introduced the interrelated background of this item ; chapter 2 introduced the coding and decoding theory about channel ; chapter 3 described the hardware structure , the function , the realizing principle and the method of the pcb design ; the scheme and flow chart of software design are also described in detail in chapter 4 ; chapter 5 described the testing and analyzed the result ; at last , chapter 6 presented the summing - up of this dissertation
第一章介紹了本項目的相關背景知識;第二章簡單描述了信道編解碼原理;第三章系統地介紹了標準清晰度數字電視機頂盒信道解碼器的硬件構成、功能和實現原理,并介紹了電路板的設計方法;第四章對信道解碼的軟件設計方案和實現流程也做了比較詳細的闡述;第五章給出了測試結果并對其進行了分析;第六章對本論文進行了總結。
The forth chapter focus on the researches of decoding algorithm , first studies the decoding theory and decoding approaches of several iterative message passing algorithms for ldpc code , because of the conflict between simplification and reduced performance of bp decoding algorithm , the thesis analyzes the calculation complexity of each algorithm , and simulates the performance of each algorithm , by considering the tradeoff between hardware complexity and error performance , we get two algorithms which are much easier to implement : bp - based and normalized bp - based decoding algorithm , especially , the last one achieves considerable improvement with almost the same complexity
第四章對ldpc碼譯碼算法進行了深入研究,給出了基于置信傳播的幾種譯碼算法的原理和步驟,圍繞著bp算法的簡化與譯碼性能下降的矛盾,研究了每一種譯碼算法的復雜度分析,并相應地給出了每一種譯碼算法的仿真性能曲線,綜合考慮譯碼性能和譯碼復雜度兩個方面,從而得出了適合硬件實現的算法: bp - based和normalizedbp - based算法,后者在基本不增加譯碼復雜度的情況下,對譯碼性能有較大的提高。