共查询到20条相似文献,搜索用时 46 毫秒
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本主要在介绍PDP显示原理基础上,以CRT为参照说明PDP动态假轮廓的发生机理,介绍了一些消除假轮廓,提高图像显示质量的方法。 相似文献
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等离子体显示屏(Plasma Display Panel,PDP)发光在时间上的非线性和人眼平滑跟踪运动目标的自然倾向产生的灰度失调是彩色PDP产生动态假轮廓(Dynamic False Contour,DFC)的主要原因,详细介绍了目前改善DFC的主要方法和基本原理,并对各种方法的优缺点作了分析和评价,提出了一种优化... 相似文献
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1 引 言新世纪的曙光已经来临,处于信息社会的地球村正沐浴着新世纪的朝阳。平板显示技术的百花园里已呈现出一派春光。平板显示(FPD)作为一种新兴的产业正在异军突 相似文献
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为减小彩色等离子体显示器(PDP)的动态假轮廓(DFC),在分析DFC产生的主要原因和距离法评价DFC的基础上,根据人眼视觉对亮度响应的特性,提出了一种评价DFC的新方法———相对比值法。该方法认为人的视觉是对DFC的相对量敏感,因此,定义任一灰度级的DFC为该灰度级和无DFC的灰度级之间的DFC之和与该灰度级的比值。通过对不同子场编码DFC的计算,结果表明:增加子场数、改变子场顺序、采用斜坡上升编码(SIC)方法,都会使动态假轮廓减轻。根据图像的灰度直方图,对各灰度级选择合适的子场组合,可以进一步优化DFC。 相似文献
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等离子电视PDP(Plasma Display Panel)技术可切分为五大技术模块:整机技术、电源技术、视端接口技术、驱动电路技术和等离子屏技术。其中驱动电路和显示屏是最难解决的两大问题。驱动电路属于技术密集型产品,技术突破难度很大;显示屏属于投资密集型产品。国内企业涉足等离子屏生产难度大。中国 相似文献
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Surface-discharge-type plasma display panel 总被引:1,自引:0,他引:1
《Electron Devices, IEEE Transactions on》1976,23(3):328-331
The surface-discharge type plasma display panel does not require accurate spacing between two plates. Also, the number of manufacturing processes can be reduced to nearly half those required for opposed-discharge-type panels, resulting in low cost. The relationship between the principal design factors of a surface-discharge-type panel and the firing voltage in the nonmemory mode is discussed, based upon experiments and calculations from an equivalent circuit. Furthermore, by making use of the fact that one side of the panel is simply a cover glass for the gas space, it is possible to obtain green emission by coating a phosphor on the inside surface of the cover glass. In this arrangement, degradation of the phosphor by ion bombardment seldom occurs and long life panels can be achieved. 相似文献
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采用等离子体显示的HDTV 总被引:1,自引:1,他引:0
简介几种类型的等离子体显示板结构,工作机理,驱动方法与优缺点,着重分析一种采用40英寸直流等离子体显示板的HDTV整机电路,并指出HDTV的屏幕显示以采用等离子体显示为方向。 相似文献
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《Electron Devices, IEEE Transactions on》1975,22(9):673-676
A plasma display panel with auxiliary discharge cells to control the display cells has been developed. The panel can be directly controlled by low-voltage MOS-LSI switching circuits. 相似文献
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《Electron Devices, IEEE Transactions on》1986,33(8):1169-1173
A new ac plasma display technique is described in which the alternating sustain function is achieved on the back or substrate glass surface and thex-y selected write-addressing uses a transparent front cover electrode and a substrate electrode. The three-electrode-per-pel structure achieves high overall emission efficiency as a result of nonshielded sustain discharges and low electrode capacitances. 相似文献
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《Electron Devices, IEEE Transactions on》1973,20(11):1078-1081
This paper describes recent developments in the fabrication of three-color-phosphor plasma display panels that improve both electrical and optical performance. The electro-optical characteristics of panels incorporating a phosphor bar pattern are presented, including the properties of panels fabricated with a black, UV-absorbing material surrounding the phosphors. In addition, processes developed to produce 20 × 20 in plasma panels with 512 × 512 three-color resolution elements at a total line density of 60 per inch are described. 相似文献