This dissertation mainly focuses on the jpeg decoding algorithm optimization and its realization in the embed system , shows the core of software realization 文中主要就多處理器嵌入式系統(tǒng)環(huán)境下jpeg解碼算法的優(yōu)化和實(shí)現(xiàn)作為重點(diǎn),展示了軟件實(shí)現(xiàn)的核心。
Also , the low complexity decoding algorithm for space - time block code ( stbc ) is emphasized and studied as well , which can make it convenient for practical applications 此外,為了便于空時(shí)分組碼的應(yīng)用和實(shí)現(xiàn),本文著重研究了空時(shí)分組碼的低復(fù)雜度譯碼算法。
The thesis investigates some aspects of turbo code with emphasis on the improvement of the decoding algorithm and the design of the interleaver . the main results are below 本文對(duì)turbo碼的研究工作主要集中在以下幾個(gè)方面:對(duì)turbo碼的編譯碼方法進(jìn)行研究。
The results play an important role for the theorerical study and calculation of automorphism group , also for design of decoding algorithm and cryptography system 所獲得的結(jié)論對(duì)線性碼的自同構(gòu)群的理論研究與實(shí)際計(jì)算,對(duì)譯碼算法和密碼體制的設(shè)計(jì)具有基礎(chǔ)性意義。
Lastly , the system structure of the serially concatenated differential space - time codes is presented . the iterative soft - decision decoding algorithm for the system was introduced 我們采用級(jí)聯(lián)一個(gè)外碼同時(shí)應(yīng)用迭代軟譯碼算法,以期進(jìn)一步提高差分空時(shí)編碼系統(tǒng)的糾錯(cuò)性能。
In improving the performance of stbc , turbo code is concatenated to stbc . the structure and decoding algorithm of concatenation of turbo - tcm and stbc are studied 為進(jìn)一步提高空時(shí)分組編碼性能,選用turbo碼對(duì)空時(shí)分組編碼進(jìn)行擴(kuò)展,分析了turbo - tcm和空時(shí)分組編碼的編碼形式和譯碼算法。
We discussed that how to optimize the jpeg decoding algorithm in the embed system development environment and how to utilize the given hardware resources extremely 文中描述了fujitsufr1000vdk的軟硬件開發(fā)環(huán)境;在該嵌入式開發(fā)環(huán)境中如何優(yōu)化jpeg解碼算法,從而最大限度的利用已有的硬件資源。
The aim of this paper is to implement the decoder of turbo codes with fpga . the iterative decoding algorithms and how to implement them with hardware language have been discussed in the paper 本文以turbo碼譯碼器的fpga實(shí)現(xiàn)為目標(biāo),對(duì)turbo碼的迭代譯碼算法及用硬件語言實(shí)現(xiàn)其譯碼算法進(jìn)行了深入研究。
After the advantage and disadvantage of many kinds of decoding algorithm of rs codes was analyzed , the step - by - step decoding algorithm is used in this paper , according to the environment of coke plant 本文在比較了目前各種rs碼譯碼的優(yōu)缺點(diǎn)后,針對(duì)焦化廠工作環(huán)境的特點(diǎn),采用了step - by - step譯碼算法。
The parameters include generator polynomial of component codes , interleave length and the type of interleavers , iterative decoding algorithms and iteration number , code rates and channel models et al 這些參數(shù)主要包括分量碼、交織長度和交織器類型、迭代譯碼算法和譯碼迭代次數(shù)、編碼速率以及信道條件等。