解碼器中 的英文怎麼說
中文拼音 [jiěmǎqìzhōng]
解碼器中
英文
cabac-
On the basis of the study on the speech coder algorithms, paper describe an advanced method of developing dsp system software, and as the guidlines, we developed the programme of whole decoder unit. paper stress on analysis of the ecu in decoder unit. aiming at amr algorithms disadvantage of angularity of synthetical speech, paper study on the specutral extrapolation which apply to extrapolate reflect coefficient of track model to make error conceal processing of amr. at last paper analyze existing echo cancellation algorithms using on mobile communication system
在此基礎上，描述了一種較為先進的大型dsp系統程序開發策略，並以此為指導思想，以美國ti公司c6000dsp開發平臺開發出了整個amr解碼器單元的系統程序。論文對amr解碼器的誤碼隱藏處理單元進行了重點分析，針對原有演算法合成語音自然度不好的缺點，論文研究了將譜外推法應用到amr演算法中外推出聲道模型反射系數參數進行誤碼消除處理。Code this control code of the recording s bit inside of the 16 the instruction to tell to put in the hdcd in the cd hdcd in the phonograph solution code, is central plains the number this of the high of that short restores out. like this, hdcd can in the cd of 44. 1 orotund number that khzs sampling frequency extreme limit inside, exceed the bandwidth 20 khzs re - appeared out
在hdcd編碼錄音的第16bit中的這個控制代碼指令告訴放在cd唱機中的hdcd解碼器，把訊號中原本的那個短促的陡高音還原出來。這樣， hdcd就能夠在cd的44 . 1khz的取樣頻率極限內，把頻寬超過20khz的聲音訊號重現出來了。Study on quantization of h. 263 video coder decoder
263視頻編解碼器中量化過程的研究Section ii describes the design approach and implementation of speech module on mcf5249 coldfire core. the speech codec optimizes g. 729a codes and added voice activity detection of g. 729b to save bandwidth ; the implementation of acoustic echo cancellation uses nlms algorithm and it can reduce echo though designing adaptive fir filter and speech detector ; the dtmf and cpt generate signal using two second order digital sinusoidal oscillators and detect signal by picking up the frequency information. but only get the frequency information is not enough in cpt detector, this thesis introduces a method
其中對語音編解碼器的設計採用優化g . 729a代碼達到設計要求，並在此基礎上加入g . 729b的靜音檢測模塊，以進一步降低網路傳輸帶寬;對回聲消除器的設計採用nlms演算法，通過設計自適應fir濾波器和語音檢測器達到回聲消除目的;對雙音多頻設計，信號發生端採用構造靜態參數表並通過二階正弦振蕩器產生信號，信號檢測端提取頻率信息以檢測信號;對呼叫進程音設計，除了類似雙音多頻的信號發生及頻率檢測設計外，還需要檢測信號持續時間，作者設計了一種基於匹配狀態表的方法以檢測信號持續時間。Dvb / mpeg - 2 transport stream multiplexer / demultiplex takes an important role in digital video broadcasting system. it can combine several transport streams from source encoder into a single transport stream to transport channel, or demultiplex trasnsport stream into one program sorce to source decoder. its performance has a great influence on the program transmission ability of hdtv system and the decoding quality of decoder in hdtv receiver. mpeg - 2 system multiplexer signalized video, audio, host data and so on to fixed length packet type for making transport stream
Dvb mpeg - 2傳送流復用解復用是數字電視廣播系統中的重要組成部分之一，它將從信源編碼器輸出的多路節目源復用成一路傳輸流送入傳輸通道，或者從通道中包含多路節目源的一路傳輸流中解復用出一路節目送到解碼器解碼。So, this paper does some research on subjective vision quality and proposes a hybrid video encoder and decoder based on texture analysis and synthesis
為此，本文對視頻圖像中的主觀視覺質量進行了研究，提出了基於紋理分析與合成的視頻編碼器和解碼器。The structure and property of optical encoder and decoder impact the performance of ocdma system directly and judging whether the system could work practically
光編解碼器的結構和特性直接影響著ocdma系統的總體性能，決定著ocdma系統能否實際應用於全光通信網路中。With argumentation and comparing the difficulty of developing in different ways, in multimedia communication the terminal make up with mpeg - 4 encoder and decoder based on vw2010 chip, main controller based on x86 core and pc compatible stpc soc chip, ethernet adapter based on rtl8139. and this hardware platform can run linux operation system. the following works are done by auther. 1. participate in designing the project of multimedia terminal
經過論證和比較，權衡了開發難度和系統性能，在多媒體視頻會議終端設計中採用了基於x86內核片上系統晶元stpc的主控制器模塊，基於vw2010晶元的mpeg - 4音視頻編解碼器模塊，基於rtl8139晶元的10m / 100m以太網適配器模塊的硬體架構，主控制模塊運行linux操作系統，作為多媒體終端的軟體運行環境及軟體開發環境。Based on the realization of the encoder / decoders, this scheme aims at the highest rate downstream frame, and has realized the parallel fec circuit and scrambler complying with the protocols and maken a simulation. the fprme decoder is advanced in the world. the parallel fec circuit completely conforms to the itu - t protocols, and has important practical value
在rs （ 255 ， 239 ）硬體編碼器/解碼器實現的基礎上，本文按照gpon協議要求，針對gpon中最高速率2 . 488gbps的下行幀，通過設計復雜的操作時序，實現了符合協議規定的32位并行fec編解碼和解擾碼電路，並作了模擬。Dedicated vlsi - based implementation can be made for such computationally intensive schemes, as either complete codecs or core modules
專用的基於vlsi的實現是一種解決方案，既可以作為專用的編解碼器，又可以作為其中的核心模塊。We also describe the partition of the modules and the realization of the modules on hardware
解碼器採用軟體編程，其結果由risc控制寫入片外sdram中。This algorithm increases the speed and accuracy of the motion vector search in intra - frame / inter - frame model selection, i proposed an adaptive selection method of intra - frame / inter - frame prediction model, based on tmn recommendation. in this paper, chapter one introduces the needs for low bit - rate video compression and relevant standards. chapter two first introduces briefly some common image compression methods, then emphases on the algorithms used in h263 + encoding and decoding
本論文第一章概述了當今世界對甚低碼率視頻圖象壓縮編碼的需求以及相關的國際標準；第二章簡要介紹一些具體的圖象壓縮編碼方法，對于在h . 26x編解碼器中運用到的圖象壓縮演算法給予了重點介紹；第三章詳細探討了h . 26x系列標準，對于重點和難點部分作了詳細的闡述；第四章是具體的編解碼器設計以及核心演算法描述；第五章是h . 26x編解碼器在局域網視頻傳輸中的一個具體運用。In the decoder, an end - of - block ( eob ) position of an incoming block received by the decoder is determined and a discrete cosine transform ( dct ) block type is determined based on the determined eob position
在該解碼器部分，將收到的輸入區塊中決定一區塊終止的位置，並根據此區塊終止位置決定一種離散餘弦轉換區塊形式。Considering practical needs and developing trend of vts, based on analyzing the signal characters of vts radar video, studying basic data compression principles in information theory, comparing international coding standards in the forefront of image processing, a vts radar video coding system suitable for transmission in the narrow channel is proposed in this thesis. its main block ? oder and decoder, is realized in the common pc with software. the working process is demonstrated detailed
結合vts系統的現實要求和發展方向，本文從vts雷達原始視頻圖像數據的特點出發，從信息論中關于數據壓縮的基本原理出發，從現代信號處理特別是圖像信息處理領域中的壓縮編碼國際標準出發，提出了雷達原始視頻編解碼系統方案，其主體部分? ?編解碼器是在pc機內利用壓縮軟體實現，闡述了系統工作流程；提出了基於jpeg壓縮演算法和hAfter fully estimating the calculation of every functional module, module ' s partition is given
本文在對解碼器中各個功能模塊的運算量進行充分估計的基礎上，完成了模塊的劃分。A fast idct algorithm is applied for the speed optimization of the idct module, and mmx technology is also adopted to obtain higher decoding speed of the basic decoder on pc platform
為了提高基本解碼器的解碼速度，本文對基本解碼器中idct模塊採用快速演算法進行速度上的優化，並採用mmx技術進一步提高基本解碼器在pc平臺上的解碼速度。Gets or sets string that contains the file name extension used in the codec
獲取或設置包含編碼解碼器中使用的文件擴展名的字元串。This paper will give a discussion of the method of asic design and analysis the hdtv integrated source decoder with embedded risc core and a improved de - interlacing algorithm for asic design
本文討論了asic設計方法，以及嵌入式risc核在hdtv信源集成解碼器中的設計研究和面向asic設計的視頻解隔行演算法優化。When the secure system is cracked by the hacker, the enterprises must change all the source decoder which has been placed in the stb, it will cost much more than the followed scheme, smart card scheme
如果將解密模塊從解碼器中分離出來，置於安全性能極高的智能卡中，一旦系統安全受到威脅，僅通過更換相對廉價的智能卡，就會避免數字電視運營商遭受巨額經濟損失。Calculation of mpeg - 4 asp ' s decoding algorthim is very big because of it ' s complexity tool ( ex. quarter - pel motion compensation etc. ), so functional module of decoder should work parallely for realtime decoding
由於mpeg - 4asp用到了諸如1 4像素運動補償等較為復雜的技術，解碼演算法的運算量非常大，為了保證能夠實時解碼，解碼器中的各個功能模塊必須并行工作。分享友人