解碼線 的英文怎麼說
中文拼音 [jiěmǎxiàn]
解碼線
英文
decode thread-
The system is formed with explosion - proof kinescope, explosion - proof braket, explosion - proof decode, matrix controller, keyboard controller, 232 to 485 switch, color kinescope, digital harddisk kinescope system, display, manostat, explosion - proof junction boxes and special cable
該系統由防爆攝像儀、防爆雲臺、防爆解碼器、矩陣控制器、鍵盤控制器、 232轉485轉換器、彩色攝像機、數字硬盤錄像系統、監視器、穩壓電源、防爆接線箱及專用電纜等組成。This product usesthe fm radio set code decoding system, has the ultra strongantijamming ability and the extremely low power loss, the reactionrate is keen, the highest synchronous speed amounts to for 1 1, 000second, can satisfy photographic camera of each kind of type shuttersynchronized flash photography request
該產品採用調頻無線電編碼解碼系統,有超強的抗干擾能力和極低的功耗,反應速度靈敏,最高同步速度達1 1000秒,能滿足各種類型快門之照相機的同步閃光拍攝要求。The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing
本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線控制模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼; fpga視頻處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯控制;視頻數據幀存模塊為大量高速的視頻數據提供緩沖區;基準時鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號; d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用: i ~ 2c總線控制模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。Experimental results show that the proposed method can reduce the computational complexity significantly compared with the full search method, and maintain similar decode visual quality and coding bit rate, then improve the ray - space data coding efficiency
實驗結果表明,與全搜索方法相比,該方法計算復雜度明顯降低,同時保持了近似的解碼圖像質量和編碼碼率,進一步提高光線空間數據的編碼效率。In communicaton the bandwidth is an important problem that we should consider, specially in wireless communication. in fact the fiber is mainly used in backbone networks, so it is essential to develop the low rating coding technology of voice. the arithmetic of melp is based on the model of lpc and use the form of mixed excitation. because it integrates the idea of multi - band, so it has the merit of lpc and mbe. it is a perfect coding scheme in low rating voice coding relatively
而melp語音壓縮編碼演算法是在線性預測編碼參數模型的基礎上,採用混合激勵的形式,並且結合了多帶的思想,因此它擁有線性預測編碼和多帶激勵的優點,是目前低速率語音編碼中一種比較理想的編碼方案,也是本文研究的重點。本論文通過研究melp的語音編解碼演算法的原理,對它的編解碼過程作了比較深入的研究,對其中的一些公式進行了理論推導,並作了模擬分析,最後研究了該演算法的c語言實現。The inversionless bm algorithm in rs decoder is implemented with serial mode, which avoids the inversion computation and only needs 3 finite - field multipliers. thus, the complexity of hardware implementation has been mostly reduced. a 3 - level pipe - line processing architecture is also used in the hardware and the coding circuit in rs coder is optimized by using the characteristics of the finite - field constant multiplier
Rs解碼器的設計採用無逆bm演算法,並利用串列方式來實現,不僅避免了求逆運算,而且只需用3個有限域乘法器就可以實現,大大的降低了硬體實現的復雜度,並且因為在硬體實現上,採用了3級流水線( pipe - line )的處理結構。In order to enhance coding / decoding speed, we have rewritten image wavelet decomposition and composition program with c6701 assembly language in which we made use of parallel instructions and pipeline optimizing skill to lessen calculating time
為了提高編解碼速度,圖像小波分解與合成程序完全用c6701匯編指令編寫,其中大量使用并行指令和流水線優化,使運算時間大大減少。Our object is an intermediate frequency modem of a software defined radio transmitter - receiver of multi - service, multi - modulationmode and multi - processdatarate. first, related software defined radio theory is introduced ; later, channels of transmitter - receiver are designed with consideration of data format, modulation, fec, interwaving. and scrambling ; emphasis is placed on theory and implementation of an audio compression algorithm cvsd ( continuous variable slope delta modulation ) and a fec technique convolutional coding - decoding
本文首先介紹了相關的軟體無線電理論;然後完成了包括數據格式,調制方式,糾錯碼方式,交織器和擾碼器等部分的中頻數據機通道設計;接著著重介紹了系統中使用的音頻壓縮演算法cvsd (連續可變斜率增量調制)的原理和實現,以及作為前向糾錯碼的卷積碼編碼理論和編解碼的高效實現。In chapter 2, the first and the second section give explicit explanations of how to use split - step fourier transformation ( ssft ) algorithm and finite - difference methods to solve nonlinear equation. a code table, in which a list of normalized transmission formula is included, is given to facilitate programming
第二章,前兩節詳細介紹了如何用分步傅里葉變換演算法和有限差分法實際求解非線性方程,並給出了求解光束、脈沖及脈沖光束的歸一化方程編碼表,供編程參考。Motion - jpeg adopts intra - frame compression to supply the frame accuracy editing. mpeg - 2 adopts hardware to solve this problem. but at present there is no nles cards which can support mpeg - 4 compression format
目前尚無支持mpeg - 4壓縮格式的非線性編輯卡, mpeg - 4應用於非編只能採用軟體編解碼,這在幀精確編輯時會引起素材搜索遲緩的問題。Directly painting textures on top of 3d objects in 3d perspective viewport is a new issue of human - computer interface ( hci ). this paper presents a method to solve this issue. it converts the position information of the texture pixels of texture map into color information , and then transfers both the coordinates and the color of texture pixels into screen through texture mapping at the same time. only is the color information of texture pixels converted into illumination by calculating the normal and the angle of ray incidence of the screen pixel in the method. the texture coordinates are firstly converted into the color information by generating another texture map , which is called information map whose pixels ' color represents the coordinates information. and then the corresponding texture coordinates are mapped into screen reference frame by texture mapping and stored into information buffer for later use. so we can obtain the texture coordinates of screen pixels correspondingly by decoding from information buffer. after optimizing , we can paint textures on top of 3d objects in 3d perspective viewport in real time. the paper also gives some examples and related definitions of using additional information of 2d texture map for 3d graph generating
針對三維逶視投影視圖中對三維物體表面紋理直接進行噴繪,以獲得復雜紋理圖這一計算機圖形交互技術這一新問題,研究了一種將紋理圖的象素位置信息轉換成彩色信息,然後利用紋理映射將紋理坐標連同該點上的顏色值一起傳遞到與屏幕象素對應的可見點上的方法,其中顏色值依該點處的入射光線方向和表面法向被進一步轉換為光強值,而紋理坐標則被解碼后還原成與該可見點對應的紋理坐標,被存入信息緩沖器中,供以後使用,通過解碼,可根據屏幕點直接得到對應紋理象素點的坐標,經過演算法優化,實現了對三維物體表面紋理的實時噴繪;同時闡述了在三維圖象生成技術中使用附加紋理信息的應用實例以及相關定義There are several aspects of work that was done in this thesis mainly. firstly, the theory of the under - water long - range remote control system was analyzed and the remote control instruction code was designed. secondly, decoding circuit of the under - water long - range remote control system was designed with fpga, including vhdl coding, simulation, synthesis, place & route, etc. besides, power consumption to fpga that is designed is estimated in this thesis. lastly, we designed and made one pcb to verify and test fpga decoding chip that is designed, and debugged and tested it finally
首先,深入研究和分析了在頻域實現水下遠程遙控解碼的原理並進行了遙控指令編碼設計;其次,用altera公司的cyclone系列fpga晶元完成了水下遠程遙控fpga解碼晶元的設計工作,包括硬體描述語言( vhdl )編碼、電路前後模擬、綜合和布局布線工作,並對設計的fpga解碼晶元進行了初步的功耗估算;最後設計製作了一塊fpga解碼晶元電路驗證測試板,並完成了電路調試和測試。Barcode scanner and decoder performance testing - part 1 : linear symbols
條形碼掃描器和解碼器性能試驗.第1部分:線性符號Carry on emulation to melp standard, realize that the compression of the pronunciation file is solved and pressed. first this thesis sample to wav file, carry on the speech to analyze and draws with the parameter to the speech data of every frame. these parameter include pitch, bpvc, jitter, lpc, etc. then, these parameters will be quantized by msvq technology
該系統首先對語音信號進行采樣;按幀對語音數據進行語音分析和參數提取,提取的參數包括基音周期( pitch ) 、多帶清濁音判別、非周期抖動標志、線性預測參數( lpc )等語音生成模型參數;接著對這些參數進行了量化,量化採用了多級矢量量化技術;最後在解碼端對各個量化參數進行解碼,利用這些參數結合語音合成模型重構語音。The fpga programs writing, debugging and simulation are based on such analysis and introduction
在此基礎上,編寫了fpga中的控制及線路編解碼程序並進行了模擬。Encoding and decoding based on h. 264 for wireless video reliable transmission
264編解碼的無線視頻可靠傳輸2 ) appling the theory of information and code. this paper gives the code rule, detail code methods and decode principle of bit code and frame data code. also this paper researches and designs the lower power consumption and anti - jamming code at the signal source point
2 )將信息論和編碼理論應用於無線家庭安防系統中,給出了位碼編碼、幀數據編碼的編碼準則、具體編碼方法及解碼原理。研究並設計了信源端具有低功耗和抗干擾性能的最佳編碼方法。The results of p & r demonstrate that this design constructs a rs encoding / decoding circuit with a 3. 2k internal fifo cache embedded, at the scale of 46k gates. its encoding and decoding speed are 66mhz and 47mhz respectively
布局布線后結果表明本文所設計的rs編碼器的速度可達到66mhz ;解碼速度可達到47mhz ,電路規模為4 . 6萬門,包含有3 . 2k的內部緩存fifo的rs編/解碼電路。The paper brings forward three buffer design methods, and compares them with each other. the experiment results show that the decoding performance is enhanced by 18. 60 %, and the buffer size is saved by 57. 50 %
實驗結果表明,採用本文提出的數據驅動控制技術,解碼性能比傳統的流水線技術要提高18 . 60 % ,採用優化的緩存設計演算法,緩存容量節省了57 . 50 % 。The software controls the signal generator, which makes the brightness can be tracked. the software also controls the 12c bus interface. by setting the lcd tv ' s decoder, the software adjusts the white balance of the lcd tv
白平衡系統的軟體控制白場信號發生器使得亮度可以自動跟蹤,軟體對cm - 7l送來的數據進行計算處理,並且根據處理的結果對i ~ 2c總線操作,修改液晶電視機內部解碼晶元中的數據達到白平衡調整的目的。分享友人