解譯碼 的英文怎麼說
中文拼音 [jiěyìmǎ]
解譯碼
英文
interpreter code-
Based on the ( 3, 1, 5 ) convolution code in digital trunking system, this paper first studied the decoding depth of the convolution code and fund out the right decoding depth for digital trunking system, then proposed a modified viterbi decoding algorithm
本文以數字集群中所用的（ 3 ， 1 ， 5 ）卷積碼為基礎，首先對卷積碼的解碼深度進行了研究，得出適合數字集群系統的解碼深度，然後提出了一種卷積碼的viterbi譯碼的改進演算法。Based on the dsp development board, the author finishes the hardware debug about the multi - channel buffered serial port ( mcbsp ) receiving the output signal from the gps if collector and resolves the software program of the receiving buffer of the multi - channel synchronous serial data, data integration, udp datagram encapsulation and network interface driver, etc. the real - time udp datagram receiving, data frame de - encapsulation and high speed data memory are implemented, and a friend application interface with windows message is developed on the pc
基於dsp開發板，作者完成了dsp的多通道緩沖串口（ mcbsp ）接收gps中頻接收機輸出信號的硬體調試，並解決了多通道同步串口數據的接收緩沖、數據合併、 udp數據報裝幀及網路介面驅動等軟體編程。在pc端，通過mfc的網路應用開發類casyncsocket實現udp報的實時接收、數據解幀譯碼、高速存貯，利用windows消息機制開發了應用程序友好界面。The number of error symbols that can be corrected by the decoder is 2. the design process includes storing the input data, calculating the syndromes, designing multiplier and divider and solving the key equation
Rs （ 256 ， 252 ）譯碼器的設計過程主要包括輸入數據的存儲、伴隨式的計算、乘法器和除法器的設計、關鍵方程的求解等幾個步驟。In channel decoding, crc and interleave are reversible in mathematics. the decoding of rcpc is using viterbi decoding after filling the deleted bits ’ position with zero
在通道解碼過程中， crc和交織在數學上都是可逆的， rcpc的譯碼是先將刪除的位置補零之後再對卷積碼使用viterbi譯碼。Finally yet importantly, sctcm is researched which combines sccc with high bandwidth efficiency modular method tcm. besides, the corresponding schemes of encoding and modulating of sctcm, the corresponding demodulating and decoding algorithm, and the performance simulation are also presented
最後討論了sccc與高頻帶利用率調制方式結合的sctcm ，研究了適用於sctcm系統的編碼調制方案和解調譯碼演算法，並給出了性能模擬。The main work of the base - band process part of the receiver is demodulation and decoding, the link control part does the framing and forwarding
接收機的基帶處理部分主要是解調和譯碼，鏈路控制部分組幀和轉發。Specification for audio recording - pcm encoder decoder system
音頻記錄規范.脈沖編碼調制譯碼器解碼器系統The paper studies the theory and coding methods of the low bit rate video recommendation h. 263 + detailedly, realizes real - time software codec based on h. 263 + under linux os, furthermore, finishes some negotiable coding options which can observably improve the coding efficiency, such as advanced prediction mode, advanced intra coding mode, deblocking filter mode and modified quantization mode
263 +的原理和編碼方法做了深入的研究，軟體實現了基於h 263 +標準的視頻編譯碼器在linux操作系統下的實時編解碼，並實現了能顯著提高編碼效率的幾種可選編碼模式，主要包括先進預測模式、先進幀內編碼模式、塊邊界濾波模式和改進量化模式等。Chapter five discusses de - mapping and soft information extraction in dvb - t receiver and gives the performance comparison of soft decision decoding and hard decision decoding
第五章首先介紹軟判決的基本原理，然後分析軟信息提取及解映射的過程，最後給出了軟判決譯碼和硬判決譯碼的性能模擬結果。Tpc has nearly the same performance as turbo code, especially simpler decoding method. so, it becomes the focus of the coding area, and will be widely applied in high speed communication
Turbo乘積碼的性能與turbo碼相近，譯碼方法比turbo碼簡單，因此也成為編解碼領域近幾年來研究的熱點，在高速數據通信中有很廣闊的應用前景。The whole paper had been divided into four parts : the first part introduces the general situation of digital trunking system and its channel encoding, the recent development of viterbi decoding ; the second part studies the error control scheme, and the convolution decoding depth which is most fit to digital trunking system ; the third part introduces several low power viterbi decoder and its principle ; the last part proposes a united - decision estimating viterbi decoding algorithm
本文共分為四部分，第一部分介紹了數字集群及其通道編碼的總體情況， viterbi譯碼的發展現狀。第二部分給出了數字集群系統中話音通道差錯控制總體方案，並研究了適合數字集群系統的卷積碼的解碼深度。第三部分簡單介紹了各種低功率viterbi譯碼器及原理。This paper describes the error control coding of the flex paging system, with emphasis on the design and implement of the flex decoder circuit by means of the fpga technology
本文介紹了flex高速無線尋呼系統中的差錯控制編碼技術，以及bch （ 32 ， 21 ）糾錯碼的構成和譯碼方法，重點討論了flex高速尋呼解碼晶元的fpga設計與實現。Second, this paper design the simulation scheme of bicm for comparing the performance over fading channel and awgn channel that combine 2 / 3 rate, 4 states punctured convolutional code with 8psk modulation, matching block interleave or random interleave, transform through rayleigh channel or awgn channel and use the way that combine coherent demodulation with viterbi decoding in receiver. design the scheme of bicm _ id that use the iterative decoding technique and the scheme of tcm for compare
為了驗證bicm和bicm _ id在衰落通道和加性高斯白噪聲通道（ awgn ）下的性能，設計了一個2 / 3碼率， 4狀態的鑿孔卷積碼經過塊交織或隨機交織，與8psk調制相結合，在rayleigh通道下或awgn通道下傳輸，接收端採用相干解調與維特比譯碼相結合的bicm方案，在接收端引入迭代反饋譯碼的bicm _ id方案，以及與之相比較的tcm方案。Linear filter iterative differential dpsk demodulation and decoding
基於通道線性濾波估計的迭代解調及譯碼技術For practical implementations, simpler decoding algorithms have been suggested. this decoder implements iterative decoding of tpcs using a soft - input hard - output decoder, followed by reliability calculations to obtain oft - decisions from the hard - output of the decoder. the performance of this decoder is nearly optimal and thus the decoding strategy presents a good compromise
針對實際應用中存在的計算復雜問題，在重復譯碼實現中採用軟進/硬出的簡化演算法，用可靠度估計從硬判決輸出中獲得軟信息，從而使譯碼器在性能優越和計算簡便之間獲得了一個很好的折中，並通過硬體實現了tpc的實時解碼，在低信噪比（ eb / n0 ）的條件下取得了非常低的誤碼率。The ldpc code ’ s parity check matrix generated by this scheme has high girth and can be used to coding directly, the coding complexity is lower. as to the decoding algorithm, i modify the message passing algorithm based on the girth that i can get in the structure of parity check matrix to improve the decoding performance. what is more, the new structure of the parity check matrix is easy to implement with the hardware
接著著重圍繞ldpc碼的校驗矩陣構造方法和譯碼演算法展開討論，在比特填充演算法的基礎上提出了一種ldpc碼聯合編譯碼方案，通過該方案構造的校驗矩陣不僅具有良好的girth分佈，而且能直接用於編碼，編碼的計算復雜度低;在譯碼方面，利用構造奇偶矩陣過程中girth分佈信息，優化解碼迭代過程，能有效提高系統性能;並且該方案構造的校驗矩陣更易於實際的編譯碼硬體實現。Three decoder architectures, parallel, serial and partially - parallel approaches, are analyzed in this thesis. a kind of novel partially - parallel architecture for decoding ldpc code is proposed. the trade - off between the performance of the decoder, hardware complexity and data throughout can be achieved with this partially - parallel architecture for the random parity check matrix
論文分析了三種不同的譯碼器結構:并行結構、串列結構以及部分并行結構，並提出了一種新穎的部分并行結構的ldpc譯碼器，較好地解決了當校驗矩陣為隨機結構時，譯碼性能、硬體資源和數據吞吐量平衡的問題。Since 1980s, many mathematicians have been engaged in studying the applications of the grobner basis such as solving the system of algebraic equations, factoring polynomials, testing primary ideals, factoring algebraic manifolds, decoding circular codes in corrected codes and algebraically geometrical codes, analyzing and synthesizing high dimensional linear recurring arrays in cryptology, dealing with multidimensional systematic theory, signaling, solving integer programming and so on
） bner基的應用研究包括代數方程組求解，多項式的因子分解，素理想的檢驗，代數流形的分解，糾錯碼中循環碼和代數幾何碼的譯碼，密碼學中高維線性遞歸陣列的分析與綜合，多維系統理論，信號處理和求解整數規劃等諸多領域。The scheme of implementation of error correcting codes is proposed for the vhf / uhf software radio transceiver, which consists of bch encoder, tcm encoder, interleaver in the transmitter and their counterparts in the receiver : bch decoder, viterbi decoder and deinterleaver
該部分包括發射端的bch編碼、 tcm網格編碼、交織，以及在接收端相對應的bch譯碼、 viterbi譯碼、解交織等。The main contributions of this paper are proposing the algorithm and implementation on asic of outer code in dvb - c system, especially for the design and implementation of rs decoder ip which can be implied in three hdtv channel decoder standards, also discuss the asic design skills focused on synthesis - oriented design and dft ( design for test )
本文的主要貢獻在與提出了dvb - c系統外碼編解碼的具體演算法，並給出了具體的asic實現；提出了一種應用於hdtv通道解碼的rs譯碼ip核的設計和實現以及驗證策略；結合實際經驗討論了面向綜合和測試的asic設計技巧。分享友人