視頻信號分量 的英文怎麼說

中文拼音 [shìbīnxìnháofēnliáng]
視頻信號分量 英文
video signal components
  • 視 : Ⅰ動詞1. （看） look at 2. （看待） regard; look upon 3. （考察） inspect; watch Ⅱ名詞（姓氏） a surname
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 視頻 : [物理學] video frequency （v f ）; vision frequency; visual frequency; video視頻變頻器[變換器] vi...
  1. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個系統分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯器件（ cpld ） ，對其編程產生ccd的驅動脈沖及同步控制信號;視頻輸出信號經預處理后，由高精度ad轉換模塊進行采樣，將ccd輸出的模擬信號轉換成數字量;最後，將數據送入arm處理系統中進行后續處理。
  2. 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。
  3. Interfaces for 4 4 4 digital component video signals

    4 4 4數字分量視頻信號介面
  4. 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。
  5. The innovative idea of the method is in that the analytic ability for high - frequency signals of wavelet packet is used to enhance information capacity. because the human vision is insensitive to high - frequency signals, one can make information of watermark mass and hightensile in the high - frequency domain. in this way, not only the quality of original image can be reserved, but also the robustness of the watermark improved

    其創新點就在於利用小波包對高頻信號進一步分解的能力，極大地拓展了信息嵌入的空間，由於人眼視覺對高頻信號的不敏感性，可以以較大的強度在高頻部分嵌入水印，這樣不但可以保證原圖質量，而且可以進?步提高水印的頑健性。
  6. And pays emphasis on analyzing the system structure and system flow, the core techniques, the channel characteristic and parameters of dvb - t system. the system adopts some core techniques such as cofdm, a lot of tps ( transmission parameter signalling ) insert and guard interval, and so on. so it can withstand high - level ( up to odb ), long delay static and dynamic multipath distortion

    論文首先描述了數字電視地面廣播的需求條件，技術難點和目前存在的問題，並重點分析了dvb - t系統結構流程，核心技術及系統通道特性和參數，該系統採用了cofdm （編碼正交頻分多路復用） ，大量導頻信號插入和保護間隔技術等核心技術，使之能抵抗高電平（ 0db ） ，長延時的靜態和動態多徑失真，有利於數字和模擬電視的混合傳輸，它的多載波調制模式功能和性能在移動和便攜接收、同頻網等方面具有獨特的優勢。
  7. On the base of measuring the radar ' s video - signal, we in - depth study and analysis the video - signal in this subject, we find out every techno - parameter ' s items of sampling video - signal, and then research the effect bringing out by sampling. we originally put forward the system solve project of sampling, transmitting and recording the measuring radar ' s video - signal

    本課題在對靶場測量雷達的視頻信號測量的基礎上，對視頻信號進行了深入的研究分析，確定了對視頻信號進行采樣時的各項技術參數，分析討論了采樣對原數據的影響。
  8. High definition component video signals contain sync on each channel.

    高解析度的分量視頻信號在其每一個通道中都包含了同步信息！
  9. Methods of measurement for broadcast video tape recorders - part 3 : electrical measurements for analogue component video signals

    廣播磁帶錄像機測量方法.第3部分:模擬視頻信號的電氣測量
  10. At the same time it was composed of too many devices and took up much space, and it was difficult to process the imgage data it stored

    由於當時技術水平的限制，一代偵察車只能存儲模擬視頻信號，所需要的設備數量多，體積大，且在後期處理中十分不方便。
  11. Divide the image into several regular blocks, do n ' t separate the blocks without consistent attribute and unite the blocks with the same attribute, until forming a district map. the ability that man can distinguish different goals from the complicated scenery quickly, at least partly benefit from many kinds of information in the image, such as the grey level, border, texture, etc. it illumine people to create methods on how to use mis information to segmentation. edge information is the most important high frequency information of an image

    本文以湖北省科技廳重點科技發展計劃項目資助課題? ? 「智能運輸系統的視頻信號採集及識別演算法研究」為背景，以課題中數字圖像處理部分主要環節之一? ?車牌圖像的分割問題為主要研究目標，在參閱大量文獻資料的基礎上，對數字圖像分割方法進行了學習和研究，並結合特定的數學理論，如數學形態學、小波分析等，對車牌圖像分割方法進行了著重地探討與實現。
  12. Over - the - horizon radar ’ s beam - frequency is high frequency band and its wavelength is so long that the annate ’ s characters are very complicated when applicated on the ship. the character of coupling between cells and the environment must be measured to compensate in the radar signal process step. the ship - based over - the - horizon radar uses cfa ( crossed field antenna ) as array antennas ’ cell

    艦載超視距雷達使用高頻信號作為發射頻率，其波長較長，在艦船有限的空間內，陣列天線的陣元之間的耦合與陣元與背景之間耦合都十分嚴重，必須測量陣列天線通道的幅相一致性，作為雷達信號處理的補償參數。
  13. The outputs of the camera are analog video signals, and the pixel points of the image sensor are difficult to synchronize with the acquisition card. therefore the images have low quality, and the resolution is limited

    由於攝像機的輸出已轉換成模擬視頻信號方式，且攝像頭傳感器的象素點在輸出時序上很難與採集卡的采樣點一一對應，因此視頻圖像數字化后圖像質量損失較大，圖像分辨力受到限制。
  14. Using the above algorithms, h. 263 baseline video - encoder implementation can encode more than 40fps in qcif resolution on a pentium mmx 500 - mhz computer. almost ali of the low bit - rate video compression techniques degrade quality. to combine the video quality evaluation with hvs, the relationship betvveen the motion activity and perceptual video quality are studied, and a video quality evaluation method based on motion activity is proposed, in which video defmition and smoothness are defined

    本文提出一種基於運動特徵的視頻質量評價方法，考慮了人眼對視頻信號感受質量與畫面運動劇烈程度之間的關系，分別討論了反映視頻質量的視頻清晰度和流暢度，評價結果更符合人眼視覺特性，並且這種評價對編碼具有一定的指導作用。
  15. This paper describes a subject based on the pw328, the latest generation of pixelworks ~ ( tm ). the subject is a dual channel lcd tv product, which sources have two tv, two composite video or s - video, two component video ( ypbpr ), one vga and one hdmi. the software system can use to crt product when it has a little changed too

    本論文是採用pixelworks的pw328晶元，完成一個可以實現兩路電視、兩路視頻、兩路分量高清信號、一路vga 、一路hdmi輸入的雙通道液晶電視產品，同時這個項目的軟體系統，通過簡單的更改在傳統的crt顯示上也同樣的適用。
  16. A special form of oscilloscope for looking at the chrominance components of composite video systems

    用於檢查復合視頻系統中彩色信號分量的一種專用示波器。
  17. Some of them have set about this work. this article discusses the principles of digital tv studio technology according to the present situation and developing tendency of current tv systems, including the features of digital studio, the coding standards of digital signal, the compressing technology of video and audio signals and the utilization of computers multimedia technology in editing tv programs. it elaborates the designing methods, principles and puts forward several concrete disposition examples

    本文僅根據目前高校電視節目製作系統的發展現狀及趨勢著重論述了數字電視中心的技術原理，包括數字演播室的特點、數字分量信號的編碼標準、視音頻信號的壓縮技術以及計算機多媒體技術在電視節目製作中的應用等內容，闡述了高校電視節目製作系統數字化的設計思路及設計原則，提出了具體的設備配置方案。
  18. Design and testing of new displays and update of existing display platforms. work includes weekly meeting attendance with cross functional teams. requires some travel

    設計和測試新型視頻信號分配系統，升級現有系統平臺。每周定期和各個職能部門開會。少量出差。
  19. Broadcast video tape recorders - methods of measurement - part 2 : electrical measurements of analogue composite video signals

    廣播磁帶錄像機測量方法第2部分：模擬復合視頻信號的電性能測量
  20. Broadcast video tape recorders. methods of measurement. part 2 : electrical measurements of analogue composite video signals

    廣播磁帶錄像機.測量方法.第2部分:模擬復合視頻信號的電氣測量
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