量化編碼器 的英文怎麼說

中文拼音 [liánghuàbiānmǎqì]
量化編碼器 英文
quantizing encoder
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 編 : Ⅰ動詞1 （編織） weave; plait; braid 2 （組織; 排列） make a list; arrange in a list; organize; gr...
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 量化 : quantization量化器 quantizer; digitizer; 量化失真 quantizing distortion; 量化條件 quantum conditi...
  • 編碼器 : （將一項信息變換成一系列數碼信號的電路） coder; encoder; encipheror編碼器方框圖 encoder block diagram
  • 編碼 : encoded; code; coded; encrypt; codogram; coding編碼表 encode table; 編碼程序 builder; 編碼尺 code...
  1. The focus is placed on the investigation of the standard of the encoding algorithm for mpeg audio layer iii, and the analysis of the major four modules in the compression algorithm, including encoding of subband filter bank, psychoacoustics model, quantification and huffman coding, frame packing

    重點研究了mpeg音頻第層編碼的演算法標準。詳細分析了壓縮演算法中的四個主要功能模塊：子帶濾波器組編碼，心理聲學模型，比特流量化與霍夫曼編碼，幀數據流格式化。
  2. When using a fixed quantizer / quality mode the codec goes into ' imbecile - mode ' and just plainly encodes everything using a very simple set of rules

    當使用一個固定的量化器/質量參數模式，編碼器將進入一種「低智商模式」 ，只是平坦的使用一個簡單規則進行編碼。
  3. In order to obtain a high - quality speech codec, the phase information of speech should be included in codec. in this thesis, a method for quantizing the phase of sew ( slowly evolving waveform ) and reconstructing sew ’ s phase with cubic polynomial interpolation is given based on the perceptual weighting analysis - by - synthesis ( a - b - s ) vector quantizer for the phase spectrum in wi coder

    本文基於感覺加權相位譜分析合成（ abs - analysis - by - synthesis ）矢量量化方法，給出了一種wi編碼器中慢漸變波形（ sew - slowlyevolvingwaveform ）的相位信息量化及合成端相位的三次多項式插值重建方法。
  4. Introduction of the current status and development of key technologies of the three - dimensional contour measurement. creation of the measuring means of free curved surfaces of objects, based on the passive stereo visual technology and the active liquid crystal grating encoding technology

    綜合結構光法和立體視覺法，在對傳統視覺傳感器結構統一的基礎上，提出了基於被動式雙目立體視差技術和主動式液晶光柵編碼技術傳感器，實現物體的三維形貌數字化測量。
  5. A new bit rate control strategy with both global pre - allocation and local segmentation ( glas ) for low bit rate application is proposed. first, it allots bit date to every frame in advance according to possessive rate of buffer, and then distribute different quantization parameters according conctete detail. by means of this method, buffer is controlled more particularly. and the quality of decoded image is improved, the traditional video image coding method, that is to say, the intraframe coding based on dct and the interframe prediction coding based on motion compensation, is not suitable for low bit rate compression and aside from this, the encoder is too complicated

    它首先在總體上根據緩存器的佔有率給每幀預分配比特數，然後再根據具體細節給予不同的量化參數。使緩存器得到了更細致的控制，解碼圖像的質量有所改善。針對傳統的視頻圖像編碼方法，即幀內基於dct的編碼加幀間基於運動補償的預測編碼存在不適于低比特率壓縮，編碼器復雜等不足，討論了基於3 - ddct的xyz視頻圖像壓縮編碼方法，提出了3 - ddct系數的三維「 z 」形掃描方案，大大提高了編碼效率。
  6. Considering the developmental trend of the video compress and the demands of the people, this paper makes researches on the visual section of the mpeg - 4 standard, present an amendment to the ds search algorithm, and does some optimization to the module of compress which is utilized frequently by the encoder so that the encoder can accomplish real - time compression on adsp - blackfin535 evm board to the cif picture, the size of which is 352 by 288

    因此，研究mpeg - 4視頻編碼標準並實現實時編解碼具有重要意義，特別是在圖像質量和實時性方面要求都很高的場合，例如電視會議、視頻電話和iptv等。本文結合這種需求和趨勢，研究了mpeg - 4sp編碼原理，改進了ds演算法。通過內存優化、結構優化和匯編級優化，最終實現了編碼器在adsp - blackfin535評估板上的實時編碼。
  7. During the process of measuring valve phase, the grating displacement sensor and photoelectric axis - angle encoder are applied to measure the displacement of valve and the angle of curving shaft respectively. their signals are sampled and imported into computer. then the three signals are compared to find the relationship of valve phases in order to offer the reliable measuring parameters for the researchers and quality controllers

    在氣門相位測量中，採用光柵位移傳感器和光電軸角編碼器，分別將發動機進、排氣門位移量和曲軸旋轉位移量的變化信號通過采樣，輸入計算機，對三路信號加以比較找出氣門的相位關系，從而為設計開發人員、品質控制人員提供可靠的測量參數。
  8. In the encoder, if the incoming block is intercoded, no dct coefficients are computed after the eob of the incoming blocks is performing a dct

    在該編碼器部分，假如輸入區塊是交互編碼模式，則僅需對輸入離散餘弦轉換區塊進行解量化及再量化之程序，無需其它任何離散餘弦轉換及反向離散餘弦轉換之運算。
  9. Further, in the encoder when the incoming block is intercoded, an algorithm is applied to predict which dct coefficients may become zero after a subsequent quantization operation, and only dct coefficients that may not become zero are computed in performing the dct

    再者，在該編碼器中，當輸入區塊是交互編碼模式，則應用一種計算方法來預測經由后續的量化運算后那一些離散餘弦轉換系數可能變為零，而只有那些可能不會變為零的離散餘弦轉換系數會用在執行離散餘弦轉換的計算中。
  10. Class can be used to let other parts of the code know about changes to the fractal, whether it s a change in the number of points - which the editor uses to define the right

    類可以用來讓代碼的其他部分知道對分形的修改，可能是點的數量變化（編輯器用點的數量為點選擇器定義正確的
  11. The mpeg - 2 encoding equipment is one of the key equipments which is used to transmit the digital tv signal, which quality will effect directly to the quality of broadcasting and tv transmission

    Mpeg - 2編碼器就是電視信號傳輸數字化的關鍵設備之一，其性能直接關繫到廣電傳播的質量。
  12. This is to usually be us to use the bandwidth recording of a restrict at 20 khzs the hour affair that take place. 20 part, its result that khz bandwidths figures system can t accurate coding music inside strength it is voice that variety is very quick become to bomb to ring the to is muddy, and the hearer also can t accurately find out the performer s position. the experiment combination that proof, ear and brain make use ofed that kind of short data conduct and actions leading present the draft. more have very, limited the number s flat - out changes of music the musical instrument s tone color. the cd bandwidth is not enough, the musical instrument s tone color changed, and its leading of nature hinted to also changed

    由此產生的數據量太大以至不可能存儲在一張cd盤上，於是hdcd編碼器分析了這個高度解析的訊號，來決定當訊號轉化為16bit 44 . 1khz成的訊號儲存在一張cd上時，有哪些音樂方面的訊息將丟失。然後編碼器輸出一個16bit 44 . 1khz的數碼音訊號，在其第16bit有一個隱藏的控制代碼，這個隱藏的聽不見的控制代碼在cd播放器里告訴hdcd解碼器運行某些有關聲音訊號的程序來恢復一些當初在高解析數碼訊號中表現出來的訊息，解碼時可以產生巨大的聲音訊號的變化。這個控制代碼是一種解碼器可以識別的速寫方式。
  13. The research for key techniques of turbo codes is processed. it includes, ? the design of optimal component codes and the performance of asymmetric turbo codes are analyzed ; ? a search algorithm for short random interleaver based on the distance spectrum and ids criteria is carried out and simplified ; ? random puncturing method to improve the weight distribution of turbo codes with some special code rates is analyzed and simulated. ? the effect of different schemes of trellis termination to the performance of turbo codes is analyzed ; ? a new low complexity decoder structure is provided ; 5

    對turbo碼的部分關鍵問題進行分析和改進，主要包括： ?分析了最優分量碼的設計和非對稱turbo碼的性能； ?設計了基於距離譜和ids的短隨機交織器搜索演算法並進行了簡化； ?提出了採用隨機刪余方式改善特定高碼率turbo碼重量分佈特性的方法； ?分析了不同編碼器狀態歸零方案對turbo碼性能的影響； ?提出了一種降低實現復雜性的turbo迭代譯碼器結構。
  14. This paper also present a method that reduces the computational requirements of the encoder, while still upholding picture fidelity and remaining compatible with the h. 263 bitstream standard. often a substantial number of inter - macroblocks in the encoder are reduced to all - zero values after quantization. we introduced a method of predicting when those macrobolcks will quantize to zeros, which in turn allows us to eliminate the computation that would normally be required for those macroblocks

    在編碼器中宏塊經過dct變換和量化后，總有一定數量的宏塊的系數全為零，因此在進行dct轉換前先進行預測，將那些預測系數全為零的宏塊提前查找出來，然後將系數全為零的宏塊azq （ all - zeroquantizedcoefficients ）直接送到熵編碼模塊進行可變長編碼。
  15. Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb intellectualized magnetic coder sensor in this paper is designed for the measurement of the position of object and the angular velocity of object. through the sensor, the information of the position and the angular velocity are changed to electric pulse which can provides to other second instruments

    通過磁場的無接觸特性，對非電量的測量是磁傳感器應用的一個重要方面，本文所研究的智能化磁編碼器是對于轉動物體的位置、角速度進行高精度測量的一類傳感器，它可以把轉動物體的位置和角速度信息轉換成電脈沖信號，供二次儀表使用。
  16. The methods of determination bipolar inputting control signal, optic - electron coder feedback signal connecting with mcu, dimension ' s unity of inputting signal between feedback signal, zero position orientation, and logical drive are proposed and realized

    提出並實現了系統雙極性輸入控制信號采樣、編碼器反饋信號與單片機介面、輸入信號與反饋信號的量綱統一化、零位定位、以及邏輯驅動等處理方法。
  17. People often think about the filter ' s characters of orthogonal, symmetry, regularity, but seldom synthetically think about some factors such as image texture or compression rate. in this paper used the same adaptive arithmetic coder for many filters, analyzed the effect factors synthetically for the best wavelet compression, and give some methods for selecting filter

    本文對多種常見濾波器，採用相同的自適應量化編碼方法進行實驗，研究並分析了選擇濾波器時應該考慮的圖像紋理、濾波器長度、壓縮比等一些綜合因素，有效解決了在小波圖像壓縮過程中，如何更好的選擇濾波器的問題。
  18. With performance of up to 900 million floating - point operations per second ( mflops ) at a clock rate of 150 mhz, tms320c6711 is fit to tackle with the problem. this thesis made a deep research on the h. 263 standard and the tms320c6711. we propose the plan of the software and the hardware for the realization of the h. 263 protocol which include the structure of the whole program, the c code of the key algorithm of the h. 263, the c code of some subprogram, and the circuit for image processing with the tms320c6711 as the processor. furthermore, we optimize some subprogram in common use to make the coding more quickly. we encode a video sequence with the tms320c6711dsk successfully, even if the compression rate is as high as 100, video effect we get after decoding the code stream is satisfying

    首先系統地研究了h . 263協議編碼器的基本演算法，句法，碼流結構和tms320c6711dsk的原理結構以及ccs2 . 0的開發環境；在系統的軟體方面給出了總體流程圖，對于h . 263協議編碼器的某些核心演算法和子程序，給出了部分源代碼，對于dsp的各種代碼優化方法進行了討論，並且對代碼進行優化，從而在提高系統處理速度的同時減少代碼大小和內存需求量；硬體方面以tms320c6711為核心處理器，提出了基於tms320c6711的圖像處理平臺的硬體實現方案，並給出了原理電路圖；最後在tms320c6711dsk上成功對視頻數據進行高壓縮比（ 100倍以上）的編碼，對回傳的結果解碼后得到了令人滿意的效果。
  19. With the development of industrial automation, the quantity demanded of magnetic rotary encoder for servo motor becomes greater and greater on the market

    隨著我國工業自動化的發展，市場對伺服電機中應用的磁電式編碼器的需求量越來越大。
  20. In general, the device can implement the dynamic measurement about the parameters of moire stripe signal and interpolation errors evaluation. the significance of the system is that it could measure encoders on practical applications

    並且，編碼器光電信號參數的測量及細分誤差的評估對了解編碼器實際應用條件下精度的變化有重要意義。
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