視頻調制 的英文怎麼說
中文拼音 [shìbīndiàozhì]
視頻調制
英文
video modulation- 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...
- 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 視頻 : [物理學] video frequency (v f ); vision frequency; visual frequency; video視頻變頻器[變換器] vi...
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The control system included the following units : video decode unit, data format conversion unit, fpga controller, cache unit and d / a monitor. the above self - design control unit plus row and column power supply units make the whole fed driving system, thus drove the 25 inch sample and realized color video display. the 25 inch vga sample thus fabricated could display video images, and obtained its brightness 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scale
本文介紹了fed驅動系統的工作原理,重點論述了基於fpga的vga級彩色fed新型驅動控制系統的研製,這種新型fed驅動控制系統主要包括視頻解碼電路、數據格式轉換電路、 fpga控制電路、數據緩存電路和d / a監控電路,配合后級列灰度調制單元和行掃描單元,組成完整的fed驅動系統,可以驅動25英寸vga級fed顯示屏,實現彩色視頻顯示,樣機亮度達400cd / m2 、對比度為1000 : 1 ,灰度等級為256級。120 ac, air conditioned, airline desk, baby sitting, bar, barber shop, beauty salon, porters, boutiques, business center, conference facilities, coffee shop, coffee maker, concierge desk, 24 hour front desk, disco, drugstore, driving range, elevators, florist, exercise gym, hairdryer in room, health club, horseback riding, international direct dial, kitchenette, guest laundromat, maid service, mini bar, modem jack, multilingual, free newspaper, news stand, small pets allowed, playground, heated pool, indoor pool, outdoor pool, poolside snackbar, bus parking, parking, putting green, refrigerator, restaurant
酒店擁有標準間豪華間商務豪華間及商務套間,以及商務豪華復式套房408間,房內設施全,設有彩色電視衛星電視頻道閉路電視及收音波段室內冰箱獨立冷暖風空調系統。酒店的「浪花」會員制娛樂部更擁有北京市獨有的室內外連通的超豪華暖水游泳池,溫泉歐式桑拿日式沖浪按摩及太陽浴將滿足您健身及放鬆的需要。酒店附近的跑馬場和27洞高爾夫球場則是鍛煉的好去處。The catv charge and control system is mainly composed of the management software 、 the header data modulator and the terminal charge and control equipment. i am responsible for design catv charge and control equipment and test system. the header data modulator is used to encrypt the control single from computer and transmit it into the appointed frequency. the terminal charge and control equipment demodulate out the control single from data modulator and transmit it to the addressing control part, where the demodulated fsk single is received and well - handled by the cpu unit, decode the unauthorized signals and deliver it to the shut point, shut point make use of capability of wideband anf characteristic of shut, then the signal of illegal customer will be turn off and vice versa, the legal customer can receive the normal signal
前端數據調制器完成對計算機輸出的控制信號加密處理,將指令碼載送到一指定頻率點。終端收費控制器解調出控制信號,送至單片機尋址控制部分。單片機尋址控制部分接收經fsk數據解調器送來的信號,送入cpu單元后,解出不授權信號,然後向關斷部分送入信號,關斷部分利用pin二極體的寬帶工作能力以及關斷特性,實現對非授權用戶或者非法用戶的信號關斷,使之不能正常收視,繳費用戶進行開通正常收視,達到控制用戶通道的管理。Audio - visual, video and television equipment and systems - control, synchronization and address codes - method of operation for pulsed cue tone control systems for two still projectors
視聽視頻電視設備及系統.第5部分:控制同步和地址碼.第2節:雙片式投影儀脈沖音調控制設備操作方法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。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。Analog and digital satellite tv signal will be modulated and transmitted to the vod box and tv set through cable network
衛星電視接收系統先對模擬和數字衛星電視信號進行調制,並通過有線電視網路,將調制后的信號傳送到視頻點播機和電視機。Equipment and components used in cabled distribution systems primarily intended for television and sound signals general specification for frequency modulated stereo and monotonic modulators
電視和聲音信號的電纜分配系統設備與部件調頻立體聲和單聲道調制器通用規范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。The vehicle video traveling data recorder based on arm is an intelligent device that can be used for monitoring and recording the situations during vehicle traveling. this device is a important improvement on the conventional devices of similarity which only record the basic vehicle traveling status such as speed, engine temperature, brake operation and so on. it is remarkable that this device offers video recording function that circularly record the environment inside and outside the vehicle for tens of minutes
基於arm的汽車視頻行駛記錄儀系統,除了按照國家有關標準,對汽車的行駛狀態的數據(速度、時間、以及各種控制的開關量)進行實時保存外,與同能產品相比,還更加註重視頻方面特有的功能優勢,通過軟體和硬體晶元協調工作實現了視頻圖像的壓縮和存儲,能夠循環存儲數十分鐘的視頻圖像。In this essay we explain the basic conception, theory and method, apply the cscw technology into constitute shengli oil product corporation ' s 《 ocean oil production and coordination information system 》, and we expound the conception of computer video collaborative control model to resolve the problem that many application systems share the video information data though network. by this way, we supplied a very good basement for the ocean oil production management
本文通過介紹計算機支持的協同工作的基本概念、理論和方法,將cscw的技術運用於構建勝利油田《海洋石油開發生產調度信息集成系統》 ,並提出了計算機視頻協同控制模型概念,以解決多個應用系統通過網路達到視頻信息數據共享的問題,為海洋石油開發生產調度管理提供了良好的基礎。The paper has introduced a new means on the automatic focus that take advantage of the video peak to change the position of the focusing lens to achieve a clear picture
摘要介紹了一種新型的自動調焦的方法,它利用電視跟蹤系統視頻信號的峰值變化控制調焦鏡組,來調整由於目標距離、溫度等變化引起的成像焦面變化,得到清晰圖像,完成電視自動調焦。Qpsk modulation for digital television using advanced digital signal processing technology, full compliance with dvb - s standard, the receiving end can be directly used for receiving digital satellite receiver. it must not only be able to achieve a higher utilization of the spectrum, with a strong anti - jamming and high performance. fm microwave equipment and simulation and will be good compatibility
Qpsk數字電視調制器採用了先進的數字信號處理技術,完全符合dvb - s標準,接收端可直接用數字衛星接收機進行接收。它不但能取得較高的頻譜利用率,具有很強的抗干擾性和較高的性能價格比,而且和模擬fm微波設備也能很好的兼容。The technical problems are clarified and the corresponding solutions are given. ( 1 ) because there are several supervisors for remote viewing, the contradiction between safe operation and monitoring control can be avoided by installing the indispensable main controller and secondary controllers. ( 2 ) the operation state and video information of substations should be displayed on the same screen. ( 3 ) appropriate measures should be taken for the data processing, storing and communication in the multimedia master station systems
文中闡述了主要的技術問題和相應的解決方案:主站將出現多個遙視控制點,設置必要的主控和分控可以避免安全操作和監視控制上出現的矛盾;變電站工況信息和視頻信息協調顯示的一種較好的方法是同屏演示;主站在數據處理和存儲、通信網路等方面也將相應變化。This modulator works with the guided - wave reflectance peak, in which the light intensity is changed by the variation of the refractive index of poled polymer due to the electro - optic effects. device performances have been theoretically and experimentally investigated. we also successfully carried out experiments of video signal transmission using the proposed modulator
該調制器工作于金屬包覆波導的衰減全反射導模吸收峰,利用極化聚合物電光材料的折射率對導模吸收的影響來實現電光調制,並對器件的性能指標進行了實驗研究,同時利用製作的反射型電光調制器進行了視頻信號良好地傳輸實驗。Grand lounge which is located beside the legend restaurant offers cocktails, wine tasting, and delicate finger sandwiches, snacks, desserts. all served by our professional bartender in the outstanding surroundings with a large screen satellite tv, and that you wont miss any news worldwide. the business hour of the grand lounge is from 9 : 00pm till 1 : 00am
位於一樓西餐廳旁的大廳酒廊grand lounge供應世界各國美酒佳釀伴酒小點心,由領有專業調酒執照且經驗豐富的專業調酒師為您精心調制各式流行雞尾酒,現場大銀幕及液晶電視播放衛星電視體育頻道,跨越國界與世界同步零時差的視聽休閑娛樂,並可讓遠到而來的外籍房客一解思鄉之情。Digital broadcasting systems for television, sound and data services. framing structure, channel coding and modulation for 11 12 ghz satellite services
電視聲頻和數據服務數字廣播系統. 11 12 ghz衛星業務結構頻道編碼和調制The " remote sense " returns a low side of load voltage that is impressed on the audio to suppress crosstalk and to provide optimal analog audio and analog video
"遙感"會讓加載在音頻上的電壓負荷回到較低的一端,從而抑制交調失真,達到理想的模擬音頻和模擬視頻效果Leaking control system ; the access control system ; the video surveillance system ; the intruder alarm system ; the temperature and humidity control system ; the thunder control system ; the fire alarm system and ; the light control system. based on the power saving and security reason, the system switches the light brightness and records video cameras when the double sensor detects movement at night
對機房內的ups監控系統空調監控系統漏水監控系統門禁監控系統視頻監控系統防盜報警監測系統溫濕度監控系統防雷監測系統消防監控系統燈光控制監測系統等10個子系統進行集中監控。The clock control da chip of mb40978 converts rgb digital vedio singal into amplitude - modulated rgb pulse that is magnified and inner - modulate laser
經過處理的rgb視頻數字信號經過時鐘控制的da轉換和一級驅動,產生調幅脈沖信號,實現半導體激光器的內調制。分享友人