視在亮度 的英文怎麼說
中文拼音 [shìzàiliàngdù]
視在亮度
英文
apparent brightness-
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。In order to be the choice of hdtv, different kinds of displays develop much fast in the recent years. the dissertation introduces the development of all kinds of display, and gets the conclusion that, cpt still has the great advantage in the tv terminal field under the condition that the lcd is taking the place of cpt in the cdt field. the main research contents of cpt which includes high - luminance, high - contrast, high - definition, low - power, and complanation, have been investigated
本文系統地闡述了hdtv用的顯示器件的基本要求及其發展歷史和現狀,介紹了各類顯示器件欲成為hdtv終端顯示近年來所作的努力;總結出了雖然在彩色顯示器( cdt )領域,液晶顯示器( lcd )已經大有取而代之之勢,但是在電視終端領域,彩色顯像管( cpt )還是有其不可替代的巨大優勢;並分析了高亮度、高對比度、高解析度、低功耗、平面化等cpt製造的關鍵技術和研究動向。Analysis showed this might be due to the fact that a black hole passed in front of the star. the gravitation of a black hole can function as a convex lens and focus starlight, resulting in transience increase of apparent brightness of the star
分析顯示,這很可能是因為有一個黑洞在恆星前面經過,黑洞的引力會聚了星光,就像凸透鏡把光線聚焦一樣,使恆星的視亮度增加。During the pass time, we have taken a lot of experiments of stereoscopic cognition in psychology and physiology and attain some results, include the influence of rds ( random dots stereogram ) contrast, brightness, complexity of disparity area and color to the cognition
在過去的研究中,我們實驗室已經在立體視覺相關的心理物理和誘發皮層電位方面進行了大量的研究,並取得了一定的研究成果,例如rds圖對的對比度,亮度,復雜的視差區域,顏色等因素對cep的影響的研究等。This normally black display mode exhibits an excellent contrast ratio, achromatic light transmission, high brightness, low operation voltage and wide viewing angle on the director of parallel and vertical
研究發現該常黑型顯示模式具有很高的對比度、幾乎無色散、高亮度、較低工作電壓和在水平和垂直方向具有寬視角等特點。According to the characteristic of ieee 1394 with wide bandwidth, common and real - time, the author put forward ieee 13 94 should be applied into real - time digital video transfer in optics - electronics theodolite. before engineering realization, carried out a video image transfer test on three types of digital video tape recorders and camera with ieee 1394 interface. we found that digital videos without compression transfered under ieee 1394 standard ( transfer from 4. 5m to 100m ), compared with analog videos, have no geometric distortion, and have better luminance, contrast, definition
作為工程實現前的實驗研究,對三類具有ieee1394介面的數字錄像機和攝像機進行了視頻圖像傳輸實驗,發現無壓縮格式的按ieee1394標準傳輸的數字視頻圖像(傳輸距離從4 . 5米到100米之間) ,較原始模擬視頻圖像在幾何位置信息上沒有衰變,而在亮度、對比度、邊緣清晰度這些方面有明顯的優勢;但是按dvcam壓縮格式(常見于sony公司的系列產品,是5 : 1的dct幀內壓縮)壓縮的數字視頻圖像,較原始模擬參照圖像有明顯的幾何畸變。Since then, kelly s resume has over flowed with flying colors from film, television and commercial credits. her film credits include, " scorpion king ", " fakin d funk ", " strange days ", " harley davidson and the marlboro man " the doors ", " surf ninjas ", " friday the 13th
成長的煩惱是她首次在電視中亮相,在此之後他便片約不斷,比較出名的是她在電視劇「過江」 martial law中的形象,此片中她和洪金寶開始了首度合作。In improved uep scheme, the syntax elements belonged to luminance parts and chrominance parts was reassigned to different data partitions. those packets containing syntax elements belonged to luminance parts were got error protection at high level so as to guarantee their correctness during transmitting in error - prone network. simulation has shown that using proposed scheme, the packing tradeoff is decreased 8240 bytes in error - free channel and also the output bits and bit rate of coded video stream are decreased 2. 70kbits and 0. 33 kbps respectively
模擬實驗表明,本方案能在無噪通道中有效降低編碼器端8240位元組的打包開銷和2 . 70kbit的輸出比特數以及0 . 33kbps的比特率,而在有噪通道中可使解碼輸出重構視頻圖像的視覺質量得到一定程度的提高,亮度分量峰值信噪比可增加近1db 。Methods equi - luminance random dots moving test was used to determine the change of motion perception of blue, green and red cones in 51 eyes with poag
方法應用等亮度隨機點的運動覺檢查方法,分別通過藍、綠、紅視標顯示在黃、紫及青色背景,以分離檢查51隻青光眼3種視錐細胞的視覺運動覺功能。From the aspects of display area, contrast color fidelity, response time, visual angle and brightness, the organic electroluminesent display device has the advantages over other display techniques. it is expected to replace liquid crystal display in the future
有機發光顯示器在顯示面積大小、對比度、色彩逼真度、響應時間、視角和亮度等方面,有著其它顯示技術無法比擬的優勢,有望在不遠的將來取代液晶( lcd )顯示。For floodlighting, the luminance and the color of the lighted object depend not only on the power and the color of the illuminant, but also on the color of the lighted object ( the spectral reflectance of the surface ), so, if we choose the optimum matching illuminant for the lighted object in lighting design, we can get excellence and energy efficiency result
摘要:泛光照明中,被照體的亮度大小、顏色變化等視覺效果不但與電光源的功率和光色有關,而且還與物體色(即光譜反射比)等有關,所以在進行照明設計時,應選擇光源色和物體色相匹配的光源,這樣才有可能使泛光照明效果較好,而且達到照明節能的目的。For the spectral radiance calibration of solar ultraviolet spectrum monitor, a basc > 4 diffuser is used, and a more accurate calculation for spectral radiance response is given by a integral formula. process of download signal data from solar ultraviolet spectrum monitor on spaceship obtains measurement results of solar ultraviolet spectral irradiance and solar backscatter spectral radiance
根據太陽紫外光譜監視器的地面標定結果,對從神舟三號上下載的測量數據進行處理獲得了地外太陽紫外光譜輻照度和地球大氣後向散射光譜輻亮度,與國際上的測量結果對比相對誤差在10 %以內。As a new technology and new mode in the next generation rear projection tv and hdtv, reflective lcd is the best way to realize bright light output and high contrast ratio image. in the forth chapter, the physical characteristics and electronic - optics behavior are studied, as well as the working principle and properties of lcds. following the continuum theory, the detail formulas for calculating the director alignment of perpendicular alignment and twist nematic lcds are given
高亮度、高解析度、高對比度以及體積小、重量輕、色彩豐富、圖像逼真始終是投影顯示技術的發展方向,在本部分,從亮度、解析度、重量和晶元闡述了投影機的技術發展趨勢,得出結論:反射式液晶投影顯示是實現高解析度高亮度投影顯示的最佳方案,也是新一代背投電視尤其是背投hdtv的最佳方案。At present, 25 inch color fed sample has been fabricated with the capacity for image processing in our lab. it can display color video and obtains its brightness about 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scales
目前,本實驗室已研製成功具有圖像處理功能的25英寸彩色fed顯示器樣機。該樣機能顯示彩色vga視頻圖像,亮度達400cd / m2 、對比度為1000 : 1 ,電路灰度等級是256級,在國內處于領先水平。Various astronomers, including us, have now surveyed large numbers of fledgling brown dwarfs in nearby young star - forming regions and clusters ( where stars ' ages can be estimated from their color and brightness ), looking for this infrared excess
現在,包括我們在內的許多天文學家,已經在鄰近的年輕恆星形成區域和星團(在那裡恆星的年齡可由顏色與亮度來估計)里,檢視了大量初生未久的棕矮星,尋找過量的紅外光。It is proved that the formula is exclusive in this test system by experiment. the standard tft - lcd module has been tested by this test software, including contrast ratio, color chromaticity, viewing angle, bad dot and luminance. these tested data are compared with those parameters of standard tft - lcd module, which proved that varying amplitudes are all in the required region of tft - lcd module testing
應用本測試軟體對經檢驗合格的標準tft - lcd模塊進行測試,測試內容主要為對比度、色度、視角范圍、壞點、亮度等,將測得的數據與標準tft - lcd模塊的參數進行比較,其數據變化幅度均在tft - lcd模塊測試所規定的范圍之內,符合tft - lcd模塊測試的要求。Resolution is almost tv level ( 544 x 408 ) in high quality mode or night movie, which brightens the picture in low light. frame rate is a smooth 30 fps
Dimagea2設有可媲美電視級數( 544x408 )的高畫質模式,以及能在光線不足的情況下增強影像亮度的夜間攝像模式。Experimental results confirmed this assumption : during the interstimulus interval ( isi ) ranged from 33 to 83 ms, with the isi luminance approximated to the mean luminance of the stimulus grating, a novel okn elicited by the intermittent display of stationary gratings was observed and recorded. it can be labeled as " intermittent - display - grating induced okn " ( idg - okn ). in the second part, considering that the biphasic visual impulse resp onse is the feature of the magnocellular ( m - cell ) pathway, and the m - type ganglion cells are damaged in the primary open - angle glaucoma ( poag ), we presumed that idg - okn of poag could differ strikingly from that of normal subjects
結果顯示,當間歇刺激間隔( interstimulusinterval , isi )在33 83ms范圍內, isi期間亮度近似為刺激光柵平均亮度,我們觀察並記錄到這種新型的靜止光柵誘發的oknintermittent - display - gratinginducedokn ( idg - okn ) ( magnocellular )路特性,而且原發性開角青光眼( primaryopen - angleglaucoma , poag )是m型視網膜神經節細胞受損,因此我們推測,基於雙相視覺脈沖反應的idg - okn在poag病人與正常人比較中很可能出現顯著差2間歇刺激,對11隻poag眼和14隻正常眼進行對比眼動實驗。The format conversion has several independent functions as horizontal format conversion, vertical format conversion, line doubling, film mode, etc. the another one is that with the development of catv, to supply the tv users with useful interface and to realization man - machine conversation, it is important to add screen display information on video information, this unit is named as on screen display
另一個問題是,隨著有線電視網的普及,為提供給電視用戶良好的界面和提供更靈活的人機交互,有必要在視頻圖像中加入屏幕顯示信息(如亮度、色度、頻道選擇信息等) ,稱為屏幕顯示單元。Guidelines for the elderly and people with disabilities - visual signs and displays - specification of age - related relative luminance and its use in assessment of light
老年人和殘疾人用指南.視覺標牌及顯示器.與年齡有關的相對亮度規范及其在光線評估中的使用分享友人