視頻信號電路 的英文怎麼說
中文拼音 [shìbīnxìnháodiànlù]
視頻信號電路
英文
video circuit- 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 (...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 視頻 : [物理學] video frequency (v f ); vision frequency; visual frequency; video視頻變頻器[變換器] vi...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal
首次採用平板顯示專用控制晶元al300 ,設計並製作了相關配套電路,支持的最高解析度是1280 1024 ,實現解隔行和多種視頻格式轉換的功能,滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面,可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號,實現亮度信號和色差信號的分離,提高了亮度信號的帶寬。The circuits driving the ccd and processing the video signal are implemented by means of cpld ( complex programmable logic device ) and hdl ( hardvvare description language ). the solution to solve the problem of multi - level logical competitive risks that occur in cpld circuits frequently was provided in details in the thesis
Ccd的驅動電路和視頻信號處理電路採用cpld (可編程邏輯器件)和hdl (硬體描述語言)實現,文章對cpld電路中容易出現的多級邏輯冒險競爭情況作了專門的敘述和提出相應的解決方法。The video signal is directed to the crt through a sound trap which eliminates the sound-carrier frequency.
視頻信號通過聲音陷波電路,消除聲音載波頻率,直達CRT。Applicable to transmission of various video signal in close circuit tv monitoring system and sound engineering
適用於在各類閉路電視監控系統、音響工程中傳輸視頻信號。It also uses broadcasting air waves, rather than an internet connection, to relay streaming video
它還將通過空中電波而不是網際網路傳輸流式視頻信號。The video signal processing circuit realizes the primary catching, filtering and signal amplifying. variable threshold binarization processing circuit and two - channel counter are designed to sample to count the output pulse signal, which is processed, deposited and displayed in microprocessor. the communication interface circuit with the computer is also designed
視頻信號處理電路完成了原始信號的初級捕捉、濾波、視頻放大等處理,設計了浮動閾值二值化處理電路,採用兩路計數器對輸出脈沖信號采樣計數,最後送入微處理器進行運算處理,可實現測量值的儲存、顯示等,並設計了與上位機的通訊介面。The video signal is directed to the crt through a sound trap which eliminates the sound - carrier frequency
視頻信號通過聲音陷波電路,消除聲音載波頻率,直達crt 。The method is as follows : when the video signals from cmos image sensor pass through a high - pass analog filter, the microprocessor samples and processes them and then judge whether the lens is in focus. if the lens is not well focused, the microprocessor will control the lens to be in focus by moving the stepping motor
這一系統採用的方法是通過對cmos圖像傳感器輸出的模擬視頻信號進行濾波,提取出代表圖像清晰程度的高頻成分,選用單片機組成硬體電路,對信號進行處理並分析判別聚焦位置、控制馬達轉動鏡頭至對焦清楚。This kind of product applies to elevators 、 hospitals 、 an intersection 、 factories etc., avoiding any interference to the process of monitoring the image from any kind of furious electromagnetic signal and electric waves signal
本產品主要適用於電梯、醫院、路口、廠區等各種環境,防止監視視頻傳輸過程中受到各種強烈電磁信號及電波信號(如電機、馬達等大功率的瞬間啟動電流干擾等)對視頻信號的干擾。It has application in dvd and htdv and dvb - c and video transmission in network, etc. two parts the principle of video reduced on mpeg - 2 standard and the designing of encoder and debugging on encoder are primarily expatiated on in this dissertation
本文編碼器採用fujitsu公司的mpeg - 2編碼晶元mb86390用硬體來實現視頻信號的壓縮,編成mpeg - 2碼流,可應用於dvd 、數字電視、 dvb - c及視頻的網路傳輸等。Computer control system incepts two video signals, real - time disposes video, obtains undershoot values and relative distortion of vessel by combining two measurement results
計算機控制系統接收兩組光電自準直平行光管的視頻信號,進行實時圖像處理,得出動態脫靶量,並對兩路圖像的測量結果進行疊加得出艦艇的相對變形量。Compared with analog video decoder, digital video decoder has advantage of smaller area and higher quality, and offers better source for video processor
數字視頻解碼器給視頻處理電路提供了高質量的數字信號源,相比模擬解碼器,具有面積小、質量高的優點。In order to keep the signal transmission unfailing, bch error - correcting code is applied in the system. this kind of system does n ' t affect the application television broadcasting normally and does n ' t increase video signal bandwidth additionally. it optimizes the transmission circuit for control signals and solves the problem of time - delaying, thereby it promotes the transmission more efficiently and economically
這種新型的應用電視在不影響電視正常播放和不增加電視傳輸帶寬的前提下,將控制信號搭載在視頻信號通道上運行,優化了控制信號傳輸線路,解決了時延問題,達到了利用電視信號逆程資源的目的,真正意義上實現了單纜傳輸監控系統,促進了監控系統的高效化和經濟化。The designs of the system ' s hardware includes the designs of the circuits that drive the ccd and the circuits that process the video signals, the designs and calculates of the optical imaging svstem, and the track inspection sub - board
裝置硬體包括ccd的驅動電路和視頻信號處理電路設計、光學成像系統的設計計算、以及軌道檢測單元板的設計。This process, including analogue video conversion from difference signal to single signal and digital video processing which is the real time transformation of electronic canceling image - rotation is realized by designing a video - signal - board
設計電路板video - signal - board ( vsb )完成預處理包括:模擬視頻信號的差分轉單端和放大;數字視頻濾波以及實時電子消像旋、圖像疊加、實時放大等操作。The first part discusses the base and necessity of the paper, review of the technique home and abroad, market demand analysis, available conditions and main work finished ; the second part is the core of this paper and discusses the detail of how to make the micro optic life explorer ; the third part introduces the optic - electric imaging theory ; the fifth part discusses the process and display of video image, circuit of video information process, pip video display technique and lcd display technique ; the sixth part discusses the relative content about wireless spread spectrum theory, a necessary theoretical supplement of lift exploring system ; the last part is the conclusions of the paper, summarizes experiences gotten during the research of lift explorer, gives some advices on how to perfect the system and the market prospect of lift explorers
第一部分論述了選題依據和必要性,國內外現狀和技術發展趨勢,市場需求分析,現有基礎條件和本人所做的主要工作等;第二、四部分是微型光學探生儀的詳細研製過程,從系統設計方案、設計思路到系統整機集成進行了逐一分析介紹,是本文的核心內容。第三部分是對主探頭的光電成像理論進行介紹。第五個部份討論了視頻圖像處理與顯示,介紹了ccd視頻信號處理電路, pip視頻顯示技術和液晶屏顯示技術。This paper realized frequency modulation using the video signal to directly control the resonance loop ' s diode of the vco at the early stages, and then through using radio frequency bipolar junction transistor, designed a lc voltage controlled oscillator which was emulated by advance design system. in addition, it also implemented the design and debugged the hardware circuit
本文第一次實驗採用視頻信號直接控制vco諧振迴路變容二極體的方式實現頻率調制,並且利用射頻雙極性晶體管( bjt )設計了一種lc壓控振蕩器,通過ads軟體進行了參數模擬,最後進行了硬體電路的製作和調試。On the basis of describing the situation of current logging technology and considering the atrocious environment and the superiority of video imaging well - logging, the logging system consists of hardware and software sub - system in this paper. according to the objective condition of logging, the design of hardware has taken special treatments : high - temperature - proof protection with particular equipment for the whole circuit, video collection with ccd, temperature signal gathering by pt resistance and v / f transform, depth measurement through photoelectric encoder and jitter elimination circuit
在系統的硬體設計中,針對油田測井的客觀環境,進行了特殊處理:對整體測量電路採用特種裝備進行耐高溫保護;對井下的視頻信號採用ccd攝像頭進行採集;對井下溫度信號利用鉑電阻和v f變換實現採集;對深度信號採用光電碼盤及去抖電路進行精確測量。On this basic, we introduce the hardware design for all the subsystems of our ccd camera in great details. the whole equipment consists of six subsystems : power subsystem, driving subsystem, video signal processing subsystem, interface subsystem, refrigeration subsystem and the optic subsystem
在此基礎上,系統而詳細地介紹了我們研製成功的ccd相機系統各組成部分的硬體設計,按照系統功能分為六部分即供電單元、 ccd驅動電路、視頻信號處理電路、介面電路、致冷電路和光學部分分別加以介紹。Adopt the ds18b20 ' s figure temperature sensor, take the online measure to the key eq uipment of the system ; as to the video signal in the monitoring system, since the fact that video wire is tiny, and the connector is great, especially to those relative and removable video signal, the video wire is easy to break down, such as short circuit and so on, along with the video device is over a long period of time being in the circular telegram running state, also easily running into trouble, hence, valid means to be take adopt to the video signal
本故障分析儀採用了ds18b20數字溫度傳感器,對關鍵設備的機溫進行實時在線監測;對于監控系統中的視頻信號,由於其線路長、線徑細、轉接頭較多,尤其是那些可旋轉、移動的視頻信號,易發生視頻線斷線、短路等情況,再加上視頻設備是長期處于通電運行狀態,也易發生故障情況。因此應採用有效的方式對視頻信號進行監控。分享友人