構成幀 的英文怎麼說
中文拼音 [gòuchéngzhèng]
構成幀
英文
configuration frame-
Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影（ dsa ）成像系統的組成結構和數據流向進行了深入研究和分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線數字成像系統中的高速大容量數據通道的設計方案；在對sdram的控制方式做了深入探討后，給出了實現大容量多條sdram共同工作的解決方案，在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲；通過對pci總線介面的深入研究，優化後端狀態機設計和低層驅動程序開發，給出了完整的pci介面方案實現高速dma數據傳輸，完全可以滿足視頻傳輸要求；深入研究了基於大規模可編程器件的數字系統設計方法，針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點，提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案，從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。The system is consist of the main data processing board which is based onthe fpga device and fast ethernet phyceiver rtl8201l and a - law pcm data encoder and decorder chip msm7702 - 3, and the dial - up and display board which is based on mcu. the main board would carry out the core task of data processing, such as voice data packing and unpacking, the ethernet frame processing, protocol processing, call processing, etc. the dial - up and display board would carry out the task of display the ip address which is input by consumer and status of network during talk period from the main board, and so on. in the paper the system of lan ip telephone and the tcp / ip protocol is introduced firstly, then the fpga device is stated. after that the fpga - based hardware scheme is introduced in detail in chapter four
系統以altera公司的acex1k系列的fpga和快速以太網控制器rtl8201l和語音編解碼晶元msm7702 - 3為核心構建了數據處理主板和以單片機為控制器的撥號顯示子板組成。數據處理主板的核心任務，包括語音數據處理、以太網幀處理、協議處理、呼叫處理等。撥號顯示子板則完成通話前的顯示用戶所撥過的ip地址，通話期間網路狀態的顯示等等。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。Visual analysis of human motion has been receiving increasing attention from researchers in the fields of image processing and computer vision during the past few years. it has a lot of applications in virtual reality, smart surveillance system, advanced user interface, motion analysis and video compressing, etc. this paper focuses on the technology of human motion tracking based on video, first, we make a summarization of the domestic and overseas status of the research in this field. on the basis of this, we analyse the technical difficulties of human motion tracking. as most of the existing model - based methods of human motion tracking perform not so good in some situation as they need mannual intervention, and also the precision of tracking is not so satisfying during the research of tracking of walking people because of the self - occlusion of legs, this paper proposes an algorithm of automatic detection and tracking of legs of the walking people based on monocular image sequences, in which we analyse the features of walking people, track the five joints of lower limbs, get various parameters, and then re - construct the walking process. the main research achievement is as follows : 1 ) we propose an algorithm of markerless automatic extraction of leg skeleton. first we divide the video into continuous image sequences, after background subtraction, the satisfying human region could be extracted, then we get a single - connected region by converting the rgb image to binary image and median filtering. afterwards, the contour of lower limbs in the frame with a widest boundingbox is detected, using sobel operator, to find the ankle joint of leg behind according to the features and rules of walking, then, the joint of knee of leg behind, hip, ankle of leg in front, knee of leg in front could be got in turn. so, model of leg skeleton is constructed
首先將視頻分解成許多連續的靜態圖像幀，經過背景去除，把感興趣的人體區域提取出來，通過二值化，中值濾波等預處理方法得到只有人體的一個單連通區域，然後用sobel運算元檢測出boundingbox最寬幀中人體下半身的輪廓，根據運動規律及特徵找到後腿踝關節點，結合從boundingbox最窄幀中所獲取的腿長依次得到後腿膝關節，跨部關節，前腿踝關節，前腿膝關節四點，從而構建出腿部骨架模型。 2 ）實現了人體步行腿部骨架的跟蹤演算法。在完成對腿部骨架模型的自動初始化之後，本文對跨關節、膝關節及踝關節分別採用運動建模、圓周相交定點演算法、運動預測及預測點周圍搜索rgb相似矩形塊三種方法確定每一幀中其實際坐標，從而重構出腿部骨架的運動過程。Many network users use tcp / ip protocols that were composed of a series of protocol layers to finish their communication tasks. the user ' s data information is divided into a great many of data blocks. when the data blocks are transported through the layers of the protocols, they are added the controlled information in their headers
網路用戶終端大多使用tcp / ip通信協議完成信息的傳輸任務， tcp / ip協議是層次結構的通信協議，用戶數據信息被劃分成一個個的數據分段，經過各層協議時，添加上各層協議的控制信息，作為數據分段的頭部信息，這個頭部信息說明了各相應層通信的規則，數據分段經各層封裝后最終形成物理數據幀通過物理鏈路送到通信網路上傳輸。In chapter 5, the complex envelop simulation block diagrams of fh transmitter and receiver are presented at first. then key techniques of simulation system are discussed, including frame processing structure, fh sequence generator, etc. finally, simulation models of fh transmitter, receiver and jammer are presented. the influence of frequency excursion on performance of multi - tone continuous wave jamming is analyzed
第五章首先設計了跳頻發信機成員和接收機成員的復包絡模擬框圖;其次討論了跳頻模擬系統實現的關鍵技術，包括幀處理結構、跳頻序列發生器等;最後給出了跳頻通信發信機、接收機以及干擾機成員的模擬模型，分析了頻率偏移對多頻連續波干擾性能的影響。In the phase of training, it gets the sampling data from the wave files which were stored in the voice library by using the mci functions. then calculates the character vector ( 12 ranks of lpc and lpcc ) and trains them by clustering method, so we get the templates used by speech - recognition, this templates were stored in the template library. in the state of recognition, after calculating the character vector of input voice, we compare it with the character vectors of templates, and then find the best one or refuse it
系統的組成模塊與語音識別系統的基本構成模型基本一致，在訓練過程中，通過調用mci （ mcimultimediacontrolinterface ）提供的函數從語音庫中的波形文件中讀取采樣數據，分幀計算出由12維線性預測系數和12維線性預測倒譜系數構成的特徵矢量，並按照聚類的方法進行訓練，得到后續語音識別時需要的模板，存放于模板庫中。Each instance of the renderer program fetches a partial scene and builds a finished frame
渲染程序的每一個實例都取得一部分場景並構建出一個完成的幀。The mpls technology was raised just in order to make the most of the switching technology in the core of the network and the ip routing technology on the edge of the network. before presenting the solution of the mpls, there are many integration model, the basic method adopted by them were all carry the control information from the ip router, and combine it with the transmition capability and the label switching of the atm switching machine, accordingly constructing a high speed and economic multi layer switching router. but, all these solutions can not communicate and just suit for adapting the atm as the second layer transmiting link, can n ' t work on other interface ( fr, ppp, and ethernet ), this is obviously conflict with the developing way of the based on packet of the internet
多協議標簽交換（ mpls ）技術就是為了綜合利用網路核心的交換技術和網路邊緣的ip路由技術各自的優點而產生的。在mpls技術方案提出之前已有的各種集成模型解決方案所採取的基本方法都是從ip路由器獲取控制信息，將其與atm交換機的轉發性能和標簽交換方式相結合，從而構建成一個高速而經濟的多層交換路由器。但是，各種方案彼此不能互通，而且僅適用於以atm作為第2層的傳輸鏈路，不能工作在其他多種媒體（如幀中繼、點對點協議、以太網）中，這與internet基於分組的發展方向相矛盾。In this thesis, the principle of polarized light wave transmit in optical fiber is researched, i. e. principle of ternary optical fiber communication is researched. based on the researches, the construction of ternary codes optical end machine and 3b2t optical end machine used in two - state fiber net are designed. the construction and component of circuits in 3b2t optical ( called sign converter circuit - scc ) are designed particularly, including : the clock synchronization module, the data synchronizing, code converting module, frame managing module and error exam and managing module
本文研究了線偏光波動理論以及在光纖中的傳輸原理，研究了三值光通信系統原理和器件原理；在此基礎上，設計了三值光端機和在現有兩值光纖網中實現三值光通信的3b2t三值光端機的組成結構，詳細設計了3b2t三值光端機的電路組成部分（稱為電信號變換電路scc ） ，包括：時鐘同步模塊、數據同步模塊、碼元變換模塊、幀處理模塊及差錯檢測和處理模塊；而且在三值光纖通信基礎上，提出了四值光通信的原理和偏分復用的實用化方法。The heart of this algorithm is to track at least four fiducial points from frame to frame that construct the affine frame, and thus the occlusion contours between virtual and real objects can be reconstructed and reprojected
演算法的核心是在每一幀圖像中追蹤至少四個基準點，構成仿射基，進而對虛擬物體與真實物體之間的遮擋輪廓進行重建和重投影。1 ) realization of software packet embedded in m - es and md - is respectively to accomplish main function of mdlp, including assignment of tei ( temporary equipment identifier ), establishment of multiple frame operation, framing, flow control and error - free transmission of packets, is detailed. 2 ) a test model is established to evaluate the robustness and stability of mdlp and verify the validity of software packets. 3 ) according to the design of radio modem construction used in m - es, the modules of interface between data terminal equipment and radio modem are achieved to enable transmission of short message and continuous pseudo - random bit stream via rs232 uart
本文首先概述了蜂窩數字分組數據網的結構和空中協議，詳細分析了移動數據鏈路協議，並在此基礎上，重點敘述了以下方面的工作： 1 ）設計並完成了分別應用於m - es和md - is端無線控制器的兩套程序實現數據鏈路層的主要功能，包括分配臨時設備號、建立鏈路、組幀和面向連接的服務保證分組正確無誤地傳輸，並進行適當的流控； 2 ）建立測試模型測試移動數據鏈路協議的可靠性和穩定性，證明了程序包的效用； 3 ）根據cdpd系統無線數據機的軟硬體總體設計方案，完成了介面模塊，實現了rs232異步串口通信，使用戶可以根據需要發送短消息或連續的偽隨機比特流； 4 ）在tms320c54x的軟體、硬體模擬平臺上，建立了cdpd試驗模型，實現了cdpd系統的mdlp基本功能。In order to satisfy the special requirement of synchronic serial communication protocol between multiplexor and synchronic data terminal, we design the special communication chip with cpld. in chapter one we introduce some multiplexing technology, in chapter two, we describe the key technology and system design. the introduction of the multiplexor communication protocol, including the link establishment, communication synchronic, and frame definition, will be described in chapter 3
本文的第一章介紹目前比較常用的復用技術；第二章介紹了語音?數據復用設備的系統組成，關鍵技術和方案設計；第三章詳細介紹了復用設備中所使用的一種簡單通信協議mcp （ multiplexorcommunicationprotocol ） ，包括通信鏈路的建立、通信雙方同步、幀結構的定義等；在第四章中，我們介紹語音?數據復用設備中所使用的復用（調度）演算法及彷真結果。When the egg - reached signal is sent to pc, through i / o card, the pc drives the video card to capture one frame picture to ram. after a series of mathematical analysis, the pc send the yolk color ' s or egg size ' s grading signals to outer signal delayed controller by i / o card again. last, the controller sends the delayed signals to outer execute equipment to finish classifying
蛋已到達光室的控制信號由數字量i o卡輸入到計算機；計算機通過對埠的查詢獲知這一信號后立刻驅動圖像採集卡將當前光室中的一幀圖像採集到主機內存中，進行相應的計算分析后將光室中鴨蛋蛋芯顏色或大小分級信號再經由數字量輸入輸出卡，送至外部信號延時控制器；控制器將此信號延時後送至外部執行機構，完成分級動作。Four benchmark test sequences was used for the simulation, and the average number of cycles required to process a frame of the proposed architecture and average number of reference memory access required per frame has been computed
本文用四個標準測試序列對所設計結構進行了模擬實驗，統計了該結構平均完成一次塊匹配的時鐘周期和平均處理一幀需對參考塊數據存儲器的訪問次數。And software method can resolve d channel ' s work for its less data communication ; 3 ) cpu 80c152 is synchronized with mc145572 by a simple synchronous circuit, avoiding the complex fpga interface circuit ; 4 ) data transmission use dma, which reduces the delay of data transmission and cpu occupying ; 5 ) 8bit software look - up table method can achieve 16bit crc quickly, which reduces the resource of both hardware and software
對通信數據量相對小的d通道，採用軟體實現裝幀與解幀。第三，採用結構簡單的外部同步時鐘電路實現80c152和接入晶元mc145572的同步傳輸，巧妙地避開了復雜的fpga介面電路。第四，利用dma技術完成數據快速收發，降低了數據傳輸時延及cpu佔用率。The hardware design is expounded in chapter 3, which include four parts. then we focus on how to merge them together in chapter 4, that is, porting linux to mc9328mx1, this includes several parts, the first part is flashloader which can be used to download programs ; and then, give out develop model of start - up guide code ( bootloader ) which runs before linux kernel and linux kernel ' s start - up analysis, also porting them to arm9 mx1 ; thirdly, we realizes the porting of lcd framebuffer driver based on deeply grasped linux device driver model ; fourthly, the rootfs ( file system ) ? ? cramfs is designed. then we give an example that based on the embedded linux in chapter 5, what we call automobile navigation, and discuss how to develop with our arm linux to meet the need of application, too
第一章回顧gps導航系統的發展狀況，指出課題研究背景及主要工作;第二章闡述嵌入式系統的概念、組成、開發流程及調試方法，構建車載導航系統開發平臺;第三章介紹導航系統的硬體設計，包括主控模塊、組合導航模塊、防盜通訊模塊和人機交互模塊四大部分;第四章詳細描述移植linux到mx1開發板的過程，包括:交叉編譯環境的建立、下載程序（ flashloader ）的實現、啟動引導加載代碼bootloader設計與移植、 linux內核的啟動分析及移植到硬體平臺的整個過程、 linux驅動模型的深入的分析及lcd幀緩沖顯示設備驅動的移植、根文件系統的構建等;第五章以嵌入式linux操作系統在車載導航中的應用為實例，介紹嵌入式系統軟體的設計與實現，通過論述gps車載導航系統中定位模塊的開發過程，探討了基於arm & linux平臺的應用開發。The types of the frames in the sequence that constitute a complete and correct message are application dependent
構成完整而正確的消息的序列中的幀類型取決于應用程序。分享友人