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    • 93. 发明申请
    • LIQUID CRYSTAL DISPLAY WITH IMAGE READING FUNCTION, IMAGE READING METHOD AND MANUFACTURING METHOD
    • 具有图像读取功能的液晶显示器,图像读取方法和制造方法
    • WO98048322A1
    • 1998-10-29
    • PCT/JP1998/001829
    • 1998-04-22
    • G02F1/136G02F1/1335G02F1/135G02F1/1368G09G3/36H04N1/00H04N1/028H04N1/48G06F9/35G06T1/00H04N1/04
    • H04N1/00129G02F1/135G02F1/1368G09G3/3648G09G2300/0408G09G2300/0434G09G2300/0809G09G2310/0235H04N1/00127H04N1/028H04N1/02805H04N1/486H04N2201/0081
    • A n-channel TFT (L) (26) which is connected to a transparent pixel electrode (24) and a p-channel TFT (D) (27) which is connected to the cathode side of a photodiode (25) are connected to a common source line (22) and a common gate line (23). When a positive voltage (VL) or a negative voltage (VD) are applied to the gate line (23), both the TFTs can be independently controlled to be in a ON-state. A backlight (18) which is provided on the rear of an active matrix panel (13) has monochromatic light sources (18a - 18c) emitting red, blue and green lights, and images of the colors are displayed in a time-division manner. When the images are read, by using the monochromatic light sources (18a - 18c) successively, the red, blue and green component images are read for every pixel. Only the parts of a liquid crystal layer (14) corresponding to every other pixel (P1) in the vertical and horizontal directions are brought into light transmitting states, a certain amount of charge is stored only in the photodiodes (25) of the pixels (P1), and the photodiodes (25) are exposed to light. Then the image formed by the pixels (P1) is read. The similar processes for the pixels adjacent to the pixels (P1) are repeated to read the image of the original for all the pixels.
    • 连接到光电二极管(25)的阴极侧的透明像素电极(24)和p沟道TFT(D)(27)的n沟道TFT(L)(26)连接到 公共源极线(22)和公共栅极线(23)。 当将正电压(VL)或负电压(VD)施加到栅极线(23)时,两个TFT可被独立地控制在导通状态。 设置在有源矩阵面板(13)的背面的背光(18)具有发出红色,蓝色和绿色光的单色光源(18a-18c),并且以时分方式显示颜色的图像。 当读取图像时,通过连续使用单色光源(18a-18c),对于每个像素读取红色,蓝色和绿色分量图像。 只有在垂直和水平方向上对应于每隔一个像素(P1)的液晶层(14)的部分成为透光状态,则一定量的电荷仅存储在像素的光电二极管(25)中( P1),并且光电二极管(25)暴露于光。 然后,读取由像素(P1)形成的图像。 重复与像素(P1)相邻的像素的类似处理以读取所有像素的原始图像。
    • 94. 发明申请
    • ACTIVE MATRIX LIQUID CRYSTAL IMAGE GENERATOR
    • 主动矩阵液晶图像发生器
    • WO1996019794A1
    • 1996-06-27
    • PCT/US1995016359
    • 1995-12-14
    • DISPLAYTECH, INC.
    • DISPLAYTECH, INC.HANDSCHY, Mark, A.MEADOWS, Michael, R.
    • G09G03/36
    • G09G3/3651G02F1/133553G02F1/135G02F1/136277G02F1/141G02F2001/133622G02F2203/12G02F2203/30G09G3/2022G09G3/2025G09G3/2029G09G3/2081G09G3/3406G09G2310/0235G09G2310/0237G09G2310/0278G09G2310/061G09G2320/0633G09G2320/064
    • A system for producing spatially modulated monochrome or color light having gray scale includes an active matrix liquid crystal spatial light modulator having light modulating means including (i) a layer of ferroelectric liquid crystal material which is designed to switch between ON an OFF states and (ii) active matrix means including VLSI circuitry for dividing the layer of liquid crystal material into an array of individual liquid crystal pixels and for causing each of the pixels of liquid crystal material to modulate light individually by switching between the ON and OFF states in a way that depends upon the data which the VLSI circuitry is written. The system also includes illumination means having a light source for directing light from the source into the pixel-divided layer of ferroelectric liquid crystal material in a specific way. And finally, the system includes means for writing the VLSI circuitry with preselected data in accordance with a particular data ordering scheme such that the circuitry, in response to the written data, causes the pixels of liquid crystal material to individually switch between their ON and OFF states and therefore modulate light from the source in a way which, depending upon the data, produces a specific overall pattern of gray scale light.
    • 一种用于制造具有灰度级的空间调制单色或彩色光的系统包括有源矩阵液晶空间光调制器,其具有光调制装置,该调制装置包括:(i)一层铁电液晶材料,其设计成在ON状态和 )有源矩阵装置,包括用于将液晶材料层划分成各个液晶像素的阵列的VLSI电路,并且使得液晶材料的每个像素通过在ON和OFF状态之间切换来单独地调制光, 取决于VLSI电路写入的数据。 该系统还包括具有用于将光源以特定方式引导到铁电液晶材料的像素分割层的光源的照明装置。 最后,该系统包括用于根据特定数据排序方案将VLSI电路写入预先选择的数据的装置,使得电路响应于写入的数据使液晶材料的像素在其ON和OFF之间单独切换 状态并且因此以取决于数据产生灰度光的特定总体图案的方式调制来自光源的光。
    • 95. 发明申请
    • OPTICALLY WRITING PROJECTION-TYPE DISPLAY
    • 光学投影类型显示
    • WO1991002429A1
    • 1991-02-21
    • PCT/JP1990000997
    • 1990-08-03
    • NIPPON HOSO KYOKAITAKIZAWA, Kuniharu
    • NIPPON HOSO KYOKAI
    • H04N05/74
    • H04N9/3105G02F1/1334G02F1/135G09F19/18
    • An optically writing projection-type display in which two-dimensional information such as an image and a data pattern is input to a space-light modulation element (1) using writing light, and the information is two-dimensionally displayed on a screen (14) using display light (12). The optically writing space-light modulation element (1) is in close contact with the fiber plate (2) on a cathode-ray tube (3), and consists of a laminate and two transparent electrodes (15) sandwiching the laminate. The laminate comprises a nematic, cholesteric, or smectic liquid crystal (22), a liquid crystal composite (18), a dielectric multilayer mirror (17) reflecting light almost totally, an insulating light-absorbing layer (170) absorbing light having slightly transmitted the mirror (17), and a photoconductive layer (16) in this order. The liquid crystal composite (18) is so made that the same liquid crystal as the liquid crystal (22) is dispersed and confined in a resin matrix (23) having a refractive index equal to any one of the refractive index of ordinary or extraordinary ray of the liquid crystal or the refractive index of the liquid crystal randomly oriented, or that the resin matrix is dispersed and confined in the liquid crystal. The projection light (13) is projected on the screen (14) using a white light source (4) for display and a projection optical system (6, 7, 8, 8', 9, 6', 6'', 10). A bright display image is displayed since neither a polarizing plate nor an analyzing plate is used. The device exhibits excellent space uniformity of a displayed image, quick response and high contrast. An analog image can be easily displayed. A moving image can be displayed by using a Schlieren optical system.
    • 一种光学写入投影型显示器,其中使用书写光将诸如图像和数据图案的二维信息输入到空间光调制元件(1),并且该信息被二维地显示在屏幕(14)上 )使用显示灯(12)。 光学写入空间光调制元件(1)与阴极射线管(3)上的纤维板(2)紧密接触,并由层叠体和夹在层叠体上的两个透明电极(15)组成。 层压板包括向列型胆甾醇型或近晶型液晶(22),液晶复合体(18),几乎全部反射光的电介质多层反射镜(17),吸收稍微透射的光的绝缘光吸收层(170) 反射镜(17)和光电导层(16)。 液晶复合体(18)被制成使得与液晶(22)相同的液晶被分散并限制在折射率等于普通或非常光线的折射率之一的折射率的树脂基质(23)中 的液晶或液晶的折射率随机取向,或者树脂基体分散并限制在液晶中。 使用用于显示的白色光源(4)和投影光学系统(6,7,8,8',9,6',6“,10)将投影光(13)投影在屏幕(14)上, 。 显示明亮的显示图像,因为既不使用偏振片也不使用分析板。 该装置显示出显示图像的优异的空间均匀性,快速响应和高对比度。 模拟图像可以很容易地显示。 可以使用Schlieren光学系统显示运动图像。
    • 97. 发明申请
    • ELECTROSTATIC DATA RECORDING MEDIUM AND ELECTROSTATIC DATA RECORDING/REPRODUCING METHOD
    • 静电数据记录介质和静电数据记录/再现方法
    • WO1990010892A1
    • 1990-09-20
    • PCT/JP1990000341
    • 1990-03-15
    • DAI NIPPON PRINTING CO., LTD.IIJIMA, MasayukiDANTANI, KyojiOBATA, HiroyukiMATSUO, MakotoUTSUMI, MinoruTAKE, Seiji
    • DAI NIPPON PRINTING CO., LTD.
    • G03G05/02
    • G03G5/02G02F1/135G03G5/0202G03G15/04072G03G15/0435G03G15/05G03G15/18G11B9/08G11B11/08
    • The electrostatic data recording medium (110) of the invention comprises an electrode layer (113) and a charge-holding layer (111). The method of laminating the charge-holding layer (111) and the structure of the layer are improved. Further, the electrostatic data are converted into visible or positional data. Thereby, the medium has excellent characteristics of data holding, and the electrostatic data can be stored for a longer period of time. According to the electrostatic data recording method of the invention, the electrostatic data recording medium (110) is so disposed as to face a photosensitive member (1) having a photoconductive layer (9) on an electrode (7), image exposure is carried out while a voltage is applied across the electrodes (113) and (7), and electrostatic data corresponding to the image exposure are recorded in the electrostatic data recording medium (110). The electrostatic data recorded in the charge-holding layer (111) can be easily reproduced by reading the surface potentials, to amplify and output the signals, or by an electro-optical method, or by developing with toner. The electrostatic data recording medium (110) of the invention has storage capacity with a high data density of 8 x 10 bits/cm . The electrostatic data recording method which uses a photosensitive member makes it possible to accomplish two-dimensional data-recording, and to record analog, digital, picture, voice and (0, 1) data, and to realize the application electrostatic data recording cards, etc.
    • 本发明的静电数据记录介质(110)包括电极层(113)和电荷保持层(111)。 层叠电荷保持层(111)的方法和层的结构得到改善。 此外,静电数据被转换成可见或位置数据。 因此,该介质具有优异的数据保存特性,并且可以将静电数据存储较长时间。 根据本发明的静电数据记录方法,静电数据记录介质(110)被布置为面对在电极(7)上具有光电导层(9)的感光构件(1),进行图像曝光 同时在电极(113)和(7)之间施加电压,并且对应于图像曝光的静电数据被记录在静电数据记录介质(110)中。 记录在电荷保持层(111)中的静电数据可以通过读取表面电位,放大和输出信号,或通过电光学方法或通过用调色剂显影来容易地再现。 本发明的静电数据记录介质(110)具有8×10 8位/ cm 2的高数据密度的存储容量。 使用感光元件的静电数据记录方法可以实现二维数据记录,并记录模拟,数字,图像,语音和(0,1)数据,并实现应用静电数据记录卡, 等等
    • 98. 发明申请
    • INFORMATION STORAGE SYSTEM
    • 信息存储系统
    • WO1989003629A1
    • 1989-04-20
    • PCT/GB1988000820
    • 1988-10-05
    • THE GENERAL ELECTRIC COMPANY, PLCCLARK, Michael, George
    • THE GENERAL ELECTRIC COMPANY, PLC
    • H04N01/21
    • H04N1/2179G02F1/135G11B7/25G11C7/005
    • Data stored on a remotely-located storage sheet (29, 30, 31) which may, for example, be a sheet of a spare-parts manual used in the motor trade, can be updated by transmitting a signal from a central station (20) to a receiver (21, 22, 23) at the remote location. The storage sheet may be in the form of a microfiche. The invention is preferably put into effect by using a liquid crystal storage device as the storage sheet, which device can be updated by light from a simple laser printer, an imaging array, or a CRT screen at the remote location, operated by the transmitted signal. This avoids the need to replace storage sheets when updating is necessary. The storage sheet may comprise two electrically conductive layers (2, 6) between which are disposed a layer of a liquid crystal storage material (5) and a photoconductive layer (3). The liquid crystal material may be, for example, a liquid crystal polymer or a glassy nematic liquid crystal material.
    • 存储在位于远程位置的存储纸(29,30,31)上的数据可以例如是用于电动机交易中的备用手册的一张,可以通过从中心站(20 )到远程位置处的接收器(21,22,23)。 存储页可以是缩微胶片的形式。 本发明优选通过使用液晶存储装置作为存储片来实现,该装置可以通过来自在远程位置处的由传输信号操作的简单激光打印机,成像阵列或CRT屏幕的光更新 。 这样可以避免更新时需要更换存储单。 存储薄片可以包括两个导电层(2,6),在它们之间设置有液晶存储材料(5)和光电导层(3)的层。 液晶材料可以是例如液晶聚合物或玻璃状向列型液晶材料。
    • 99. 发明申请
    • REFLECTIVE MATRIX MIRROR VISIBLE TO INFRARED CONVERTER LIGHT VALVE
    • 反射矩阵镜可见红外转换灯
    • WO1987000643A1
    • 1987-01-29
    • PCT/US1986001446
    • 1986-07-14
    • HUGHES AIRCRAFT COMPANY
    • HUGHES AIRCRAFT COMPANYBRAATZ, Paul, O.
    • G02F01/135
    • G02F1/133553G02F1/135G02F2001/1352
    • A reflective matrix mirror visible to infrared converter light valve (5) includes a liquid crystal medium (60) for spatially modulating an incident infrared beam by polarization rotation, a photosubstrate (30) for receiving an incident visible wavelength image (115) and for controlling the polarization rotation of the liquid crystal medium (60) responsively to the visible image (115), and a reflective matrix mirror (40). The reflective matrix mirror (40) is positioned between the liquid crystal medium (60) and the photosubstrate (30) and reflects the incident infrared beam (125) back through the liquid crystal medium (60) such that the infrared beam (125) passes through the liquid crystal medium twice and is polarization rotated responsively to the visible wavelength image (115). A polarizer (90) positioned exteriorly of the liquid crystal medium (60) converts the polarization rotation of the infrared beam (125) into output intensity modulation to produce an infrared image (130). The reflective matrix mirror (40) comprises an M x N array of infrared reflective islands comprising metallic or semiconductor/metallic compounds.
    • 对红外线转换器光阀(5)可见的反射矩阵镜包括用于通过偏振旋转对入射的红外光束进行空间调制的液晶介质(60),用于接收入射可见波长图像(115)并用于控制 响应于可见图像(115)的液晶介质(60)的偏振旋转,以及反射矩阵反射镜(40)。 反射矩阵反射镜(40)位于液晶介质(60)和照射基板(30)之间,并将入射的红外光束(125)反射回液晶介质(60),以使红外光束(125)通过 通过液晶介质两次,并且响应于可见波长图像(115)偏振旋转。 位于液晶介质(60)外部的偏振器(90)将红外光束(125)的偏振旋转转换为输出强度调制以产生红外图像(130)。 反射矩阵反射镜(40)包括包含金属或半导体/金属化合物的红外反射岛的M×N阵列。