視頻放大器 的英文怎麼說
中文拼音 [shìbīnfàngdàqì]
視頻放大器
英文
amplifier, video- 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...
- 放 : releaseset freelet go
- 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
- 視頻 : [物理學] video frequency (v f ); vision frequency; visual frequency; video視頻變頻器[變換器] vi...
- 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
- 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
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Generic specification - image converter and image intensifier tubes ; german version en 112000 : 1992
總規范.光電圖像變換管和視頻放大器管Narrow band amplifiers power amplifiers
檢波對數視頻放大器dlavThe signal is fed into a filter-amplifier which is transformer-coupled to the video-detector.
這個信號送到濾波器-放大器,它是由變壓器耦合到視頻檢波器的。( 5 ) from august, 2002 to april, 2003, on the base of analyzing of 10kw valve tv transmitter of channel 14, chongqing tv transmitting station, brought forward process the solidification scheme to 400w valve power amplifier of the driver
重慶大學碩士學位論文中文摘要( 5 ) 2002年8月至2003年4月期間,在對重慶電視發射臺14頻道( uhf ) 10kw電子管電視發射機進行研究分析的基礎上,提出了對該機末前級400w電子管功率放大器進行固態化改造的方案並予以實施。On the base of summarizing and reference to the achievement of uhf complete solid - state high - frequency power amplifier abroad, the author have made a deep research in uhf 10kw electron tube tv transmitter power amplifiers which are widely used inland, and asked for ideas of a lot of engineers of chongqing tv transmitting station, brought forward a practicable solidification scheme under the guidance of prof. gao chao and prof. guoyongcai, and made a successful practice at chongqing tv transmitting station
筆者在總結和借鑒國內外有關uhf全固態電視發射機高頻線性功率放大器研究成果的基礎上,對目前國內電視發射臺普遍採用的uhf10kw電子管電視發射機高頻線性功率放大器進行了深入研究,並廣泛徵求重慶電視發射臺工程師的意見,在重慶大學高潮教授和郭永彩教授的指導下,提出了切實可行的固態化改造方案,並在重慶電視發射臺實踐成功。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。This configuration is used when the amplifier is connected to a dvd player, ld player, vcr or other video devices
這個配置是用於放大器連接dvd播放機、 ld播放機、錄影機或其它視頻裝置時的用途。This article according to the acquirement of the system parameters such as : temperature sensitivity 、 angle resolution 、 image forming time etc to design the type and diameter of the antenna ; the receiver type, integral time, rf gain, lpf gain ; the mode of calibration ; the sample frequency and program of the daq ; the scanning time, scan type, etc
本文根據系統溫度靈敏度、角解析度、成像時間等參數要求,對系統天線類型、直徑,接收機類型、積分時間、射頻增益、視頻放大器增益,定標方式,數據採集卡的采樣頻率、編程及驅動裝置的掃描速度、掃描類型等進行了詳細的分析設計。Band width of video amplifier
視頻放大器頻寬Chrominance video amplifier
彩色視頻放大器Video amplifier channel
視頻放大器通道The paper utilizes a host computer and video branch to solve the conflicting problem of two pictures collected from two positions
利用視頻選通器和視頻放大器實現了視頻圖像的遠程傳輸,並解決了利用一臺主機完成雙測點圖像採集過程中的時序沖突問題。Power integrated circuits ( pic ' s ) have been developed for applications including : power converters, motor controllers, fluorescent lighting ballasts, automotive switching, video amplifiers, bridge circuit drivers, display drivers, etc
功率集成電路簡稱pic ,它被廣泛應用於包括功率轉換器、馬達控制、熒光燈整流器、自動開關、視頻放大器、橋式驅動電路以及顯示驅動等多個領域。Grading standard of quelity for broadband amplifier used in cabled distribution systems primarily intended for sound and television signals operating between 30mhz and 1ghz
30mhz 1ghz聲音和電視信號的電纜分配系統寬頻帶放大器質量分等標準Because gyrotron traveling wave tube amplifier ( gyro - twt ) is an important millimeter wave amplifier with the characteristics of the high output power, the broadband width, and good efficiency, which has vast application vistas in many areas such as millimeter radar, communications, electronic countermeasure, and so forth, it has been pay much respect in the world
迴旋行波管是一種大功率、高效率、寬頻帶放大器,在毫米波雷達,通信與電子戰等方面有十分重要的應用前景,因而在國際上受到高度重視。由俄羅斯人g . denisov等提出的螺旋波紋波導是一種比較理想的結構。As for the tv transmitter of uhf of which the power grade is above 10kw, the valve power amplifier such as the electron tube, klystron and iot are widely adopted in high - frequency linear power amplifier
功率等級在10kw以上的uhf (特高頻)電視發射機,其高頻線性功率放大器普遍採用電子管、速調管、感應輸出管( iot )等電真空管放大器件。To compare with transistor ( complete solid - state ) high - frequency linear power amplifier, there are some disadvantages : bad stability and reliability, low efficiency, high cost for operating, huge cabinet, heavy maintenance work load, low security for high - voltage electricity offering, and to ensure the continuance of tv program, the transmitter must be operating with main frame and spare frame
它們與晶體管(全固態)高頻線性功率放大器相比,存在著穩定性及可靠性差、效率低、運行費用高、發射機體積大、日常維護工作量大、高壓供電不安全、必須採用主機和備機的運行方式來確保電視節目不停播等缺點。Method for measuring audio amplifier single - frequency output for institutional audio - visual equipment used primarily for speech
用於演講的教學視聽設備中音頻放大器的單頻輸出測量方法In the blue print of the digital, make sure of the logarithmic amplifier, a / d / a converter and fpga realize the if amplifier, big dynamic range agc, detect and video process same as that in the blue print of the analog
在數字方案中,筆者結合軟體無線電技術,通過使用對數放大檢波器、 a / d / a轉換器以及fpga軟體實現了同樣的中頻放大、大動態范圍的agc控制、以及檢波、視頻信號處理等功能。This paper had did the most important work was the design of transciever and the construction of working environment, and also the video module and power amplifier module. at last, we did the measurement and debugging of total system, achieved anticipate target, satisfied the requirement of communication
本文所做的主要工作在於發射機總體設計和工作環境的構建,發射機視頻模塊,調制模塊以及功率放大器模塊的設計,最後對系統進行了總體的調試,達到預期指標,滿足了要求。分享友人