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    • 1. 发明专利
    • Field emission display device and its driving method
    • 现场排放显示装置及其驱动方法
    • JP2007079530A
    • 2007-03-29
    • JP2006031864
    • 2006-02-09
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • G09G3/22G09G3/20
    • G09G3/22G09G3/2014G09G2320/0271G09G2320/0626G09G2320/0666G09G2360/16
    • PROBLEM TO BE SOLVED: To provide a field emission display device and its driving method for preventing the occurrence of color deviation in a process of adjusting a cathode voltage and a gate voltage corresponding to a digital video signal input to one frame section.
      SOLUTION: The field emission display device includes: a pixel part 100 including a plurality of pixels 101 emitting light by applying prescribed voltages to gate electrodes Gm (m is a natural number) and cathode electrodes Cn (n is a natural number); a data driving part 200 for generating a data signal by receiving transmission of a video signal and transmitting it to the pixel part 100; a scanning driving part 300 for generating a scanning signal and transmitting it to the pixel part 100; and a color adjustment part 400 for adjusting the voltage of the gate electrodes Gm corresponding to the video signal, correcting the video signal corresponding to light emission rates of red, blue, and green pixels 101 according to the variation of the voltages of the gate electrodes Gm, and transmitting it to the data driving part 200.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种场致发射显示装置及其驱动方法,用于防止在调节阴极电压和对应于输入到一个帧部分的数字视频信号的栅极电压的过程中出现颜色偏差。 解决方案:场发射显示装置包括:像素部分100,其包括通过向栅电极Gm(m为自然数)施加规定电压而发光的多个像素101和阴极电极Cn(n为自然数) ; 数据驱动部分200,用于通过接收视频信号的传输并将其发送到像素部分100来产生数据信号; 用于产生扫描信号并将其发送到像素部分100的扫描驱动部分300; 以及用于调整与视频信号相对应的栅电极Gm的电压的颜色调整部分400,根据栅极电压的变化来校正对应于红,蓝和绿像素101的发光率的视频信号 Gm,并将其传送到数据驱动部分200.版权所有(C)2007,JPO&INPIT
    • 2. 发明专利
    • Electron emission display device with variable expression range of gray level
    • 电子发射显示装置,具有可变表达范围的灰度级
    • JP2005316370A
    • 2005-11-10
    • JP2004353358
    • 2004-12-06
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • H04N5/68G09G3/20G09G3/22G09G5/18
    • G09G3/22G09G3/2014G09G5/18
    • PROBLEM TO BE SOLVED: To provide an electron emission display (EED) device for adjusting a pulse width of data signal according to an active pulse width of a horizontal synchronization signal. SOLUTION: The EED device constituted so that a display data signal obtained by modulating a pulse width of video data by a data driving section is outputted to an EED panel according to a scan signal of a scan driving section includes: a reference signal memory stored with a lookup table of reference signals corresponding to active pulse widths of horizontal synchronization signals defined by a system clock and the active pulse widths of the horizontal synchronization signals; a reference signal reference unit for outputting a reference signal in accordance with the lookup table stored in the reference signal memory; and a gray level signal generator for counting the reference signal and outputting a gray level signal to the data driver, wherein the data driving section outputs video data corresponding to the gray level signal, to data electrode lines of the EED panel. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种根据水平同步信号的有效脉冲宽度调整数据信号的脉冲宽度的电子发射显示器(EED)装置。 解决方案:EED装置被构造成使得通过数据驱动部分调制视频数据的脉冲宽度获得的显示数据信号根据扫描驱动部分的扫描信号输出到EED面板包括:参考信号 存储存储有与由系统时钟定义的水平同步信号的有效脉冲宽度和水平同步信号的有效脉冲宽度相对应的参考信号查找表; 参考信号参考单元,用于根据存储在参考信号存储器中的查找表输出参考信号; 以及灰度级信号发生器,用于对所述参考信号进行计数,并向所述数据驱动器输出灰度级信号,其中所述数据驱动部分将对应于所述灰度级信号的视频数据输出到所述EED面板的数据电极线。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Light emitting device and method of driving the same
    • 发光装置及其驱动方法
    • JP2011039474A
    • 2011-02-24
    • JP2009286820
    • 2009-12-17
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • G09G3/36G02F1/133G09G3/20G09G3/34
    • G09G3/3426G09G3/3648G09G2320/0261G09G2320/064G09G2320/10
    • PROBLEM TO BE SOLVED: To provide a light emitting device for providing a light source to a display device for displaying a video image according to an input video signal and an input video control signal.
      SOLUTION: A dimming signal having brightness information of each of a plurality of light emission pixels is generated by reading the input video signal and the input video control signal, and a plurality of light emission data voltages corresponding to the dimming signal are generated. A scanning start signal including a plurality of first pulses and second pulses for controlling the respective generation time points of a plurality of first scan signals and a plurality of second scan signals applied to a plurality of scan lines is generated. A horizontal synchronizing start signal including a plurality of third pulses respectively synchronized with the plurality of first pulses for controlling the time point of applying the plurality of light emission data voltages to the plurality of scan lines, and a plurality of fourth pulses preceding for a predetermined period compared to the respective second pulses, is generated.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于根据输入视频信号和输入视频控制信号向显示装置提供光源以显示视频图像的发光装置。 解决方案:通过读取输入视频信号和输入视频控制信号产生具有多个发光像素中的每一个的亮度信息的调光信号,并且生成与调光信号相对应的多个发光数据电压 。 产生包括多个第一脉冲和第二脉冲的扫描开始信号,用于控制施加到多个扫描线的多个第一扫描信号和多个第二扫描信号的各个生成时间点。 一种水平同步起始信号,包括分别与多个第一脉冲同步的多个第三脉冲,用于控制将多个发光数据电压施加到多个扫描线的时间点,以及多个第四脉冲之前的预定的 产生与相应的第二脉冲相比的周期。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Light emitting device and driving method thereof
    • 发光装置及其驱动方法
    • JP2010286809A
    • 2010-12-24
    • JP2009183454
    • 2009-08-06
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • G09G3/36G02F1/133G09G3/20G09G3/22G09G3/34
    • G09G3/3426G09G3/2025G09G3/22G09G2300/023G09G2310/0237G09G2320/0261G09G2320/064G09G2320/0653G09G2320/106G09G2340/0435G09G2360/16
    • PROBLEM TO BE SOLVED: To provide a light emitting device and a driving method thereof, for improving motion blur and flicker phenomena of a display.
      SOLUTION: The light emitting device includes: a display part that includes a plurality of scan lines, a plurality of column lines, and a plurality of light emission pixels providing a light source to at least one pixel of the display, the plurality of scan lines applied with first and second scan signals during one frame period; a local brightness controller that generates a dimming signal having brightness information of the plurality of light emission pixels by reading an input image signal and an input image control signal, generates a plurality of motion flag signals having motion information of areas of the display corresponding to the plurality of light emission pixels, and generates a plurality of ratio control signals having division ratio information of the dimming signal according to the plurality of motion flag signals; and a controller that divides the dimming signal into a plurality of first divided dimming data corresponding to the first scan signals and second divided dimming data corresponding to the second scan signals according to the plurality of ratio control signals.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种用于改善显示器的运动模糊和闪烁现象的发光装置及其驱动方法。 解决方案:发光器件包括:显示部分,其包括多个扫描线,多个列线以及向显示器的至少一个像素提供光源的多个发光像素,多个 在一帧期间施加第一和第二扫描信号的扫描线; 局部亮度控制器,通过读取输入图像信号和输入图像控制信号来生成具有多个发光像素的亮度信息的调光信号,生成多个运动标志信号,该运动标志信号具有对应于 多个发光像素,并且根据多个运动标志信号产生具有调光信号的分频比信息的多个比率控制信号; 以及控制器,其根据所述多个比率控制信号将所述调光信号分成对应于所述第一扫描信号的多个第一分割调光数据和对应于所述第二扫描信号的第二分频调光数据。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Electric field discharge display device and its driving method
    • 电场放电显示装置及其驱动方法
    • JP2005107478A
    • 2005-04-21
    • JP2004068540
    • 2004-03-11
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • H04N5/68B41J2/355G09G3/20G09G3/22H01J1/30H01J31/12
    • G09G3/22G09G3/2014G09G2310/0259G09G2320/0673G09G2360/16
    • PROBLEM TO BE SOLVED: To provide an electric field light emission display device whose PWM clock cycles can actively be varied with luminance of inputted video data and its driving method.
      SOLUTION: Provided are an arithmetic part 205 that calculates the luminance level of a video signal by unit pictures to know the extent of lightness of the whole screen, a frame memory 250 as a storage part which stores the video signal by unit pictures, a comparison part 230 which calculates a PWM clock condition signal according to the luminance level calculated by an arithmetic part 205, a PWM clock generation part 260 which generates a PWM clock from the PWM clock condition signal and outputs it to a driving part, and a driving part 270 which modulates the pulse width of driving pulses with the PWM clock to adjust the luminance, thereby representing gradations having certain luminance differences with screen information inputted when actual video is realized.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种电场发光显示装置,其PWM时钟周期可以主动地随输入的视频数据的亮度及其驱动方法而变化。 解决方案:提供了一种算术部件205,其通过单位图像计算视频信号的亮度级,以了解整个屏幕的亮度程度;作为存储部件的帧存储器250,其通过单位图像存储视频信号 ,根据由运算部205计算出的亮度等级的PWM时钟条件信号的比较部230,从PWM时钟条件信号生成PWM时钟并将其输出到驱动部的PWM时钟生成部260,以及 驱动部分270,其利用PWM时钟调制驱动脉冲的脉冲宽度,以调节亮度,从而表示在实现实际视频时输入的屏幕信息具有一定亮度差的灰度。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Electron discharge display device and video signal correcting method
    • 电子放电显示装置和视频信号校正方法
    • JP2009053651A
    • 2009-03-12
    • JP2008007366
    • 2008-01-16
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOKLEE CHUL HOYUN YOUNG-JUN
    • G09G3/22G09G3/20
    • G09G3/22G09G3/2014G09G2320/0233G09G2320/0295G09G2320/0666
    • PROBLEM TO BE SOLVED: To provide an electron discharge display device improving the quality of an image by correcting luminance unevenness of a plurality of pixels.
      SOLUTION: Provided is the electron discharge display device including: a pixel section having an anode electrode formed with a high voltage such that electrons are discharged corresponding to a voltage applied to a first electrode and a second electrode and the discharged electrons strike; a correction coefficient section storing a correction coefficient for compensating luminance unevenness among pixels; a data driver which corrects a video signal using the correction coefficient, generates a data signal corresponding to the corrected video signal, and transmits it to the first electrode; and a scan driver generating and transmitting a scan signal to the second electrode. The correction coefficient is calculated according to a first luminance average value of lateral lines where the pixels are disposed and a second luminance average value of longitudinal lines.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供一种通过校正多个像素的亮度不均匀性来提高图像质量的电子放电显示装置。 解决方案:电子放电显示装置包括:具有形成有高电压的阳极的像素部分,使得电子对应于施加到第一电极和第二电极的电压而放电,并且放电的电子发射; 存储用于补偿像素之中的亮度不均的校正系数的校正系数部分; 使用校正系数对视频信号进行校正的数据驱动器,生成与校正后的视频信号对应的数据信号,并将其发送到第一电极; 以及扫描驱动器,生成并向第二电极发送扫描信号。 根据其中配置像素的横向线的第一亮度平均值和纵向线的第二亮度平均值来计算校正系数。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Electron emission display making reference potential of scanning electrode line variable and and method for controlling electron emission display
    • 电子发射显示器制造扫描电极线路的可变性参考电位和控制电子发射显示器的方法
    • JP2006178394A
    • 2006-07-06
    • JP2005180517
    • 2005-06-21
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • G09G3/22G09G3/20
    • G09G3/22G09G3/2014G09G2310/0267G09G2320/0223G09G2320/0233G09G2320/0276G09G2330/02G09G2360/16
    • PROBLEM TO BE SOLVED: To provide an electron emission display in which the reference potential of a scanning electrode line changes.
      SOLUTION: The electron emission display includes cathode electrode lines, gate electrode lines, phosphor cells, and a positive plate. The cathode electrode lines are electrically connected to electron emission sources. Openings corresponding to the electron emission sources are formed in the gate electrode lines at portions where the gate electrode lines intersect the cathode electrode lines. The phosphor cells are formed to correspond to the openings in the gate electrode lines. A voltage is supplied to the positive plate to move electrons emitted from the electron emission sources to the phosphor cells. Scanning pulses, whose voltages gradually rise, are sequentially supplied to the gate electrode lines in a unit frame, such that reference voltages of the gate electrode lines gradually rise in proportion to the relative distances between the gate electrode lines and driving terminals of the cathode electrode lines. As a result, the reproducibility of the video to be displayed is enhanced and the quality of the display of the dark video and bright video is efficiently improved.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供扫描电极线的参考电位改变的电子发射显示。 解决方案:电子发射显示器包括阴极电极线,栅电极线,荧光体电池和正极板。 阴极电极线与电子发射源电连接。 在栅电极线与阴极电极线相交的部分,在栅电极线上形成与电子发射源对应的开口。 形成磷光体电池以对应于栅电极线中的开口。 向正极板提供电压以将从电子发射源发射的电子移动到荧光体单元。 电压逐渐上升的扫描脉冲以单位框架依次提供给栅极电极线,使得栅极电极线的参考电压与栅电极线和阴极电极的驱动端之间的相对距离成比例地逐渐上升 线。 结果,增强了要显示的视频的再现性,并且有效地提高了暗视频和明亮视频的显示质量。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Simplified electron emission display apparatus
    • 简化电子发射显示装置
    • JP2006072328A
    • 2006-03-16
    • JP2005202461
    • 2005-07-12
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOK
    • G09G3/22G09G3/20
    • G09G3/22G09G2310/0221G09G2310/027G09G2310/0278
    • PROBLEM TO BE SOLVED: To provide an electron emission display apparatus with which a circuit board of a driving device is simplified and the productivity of the driving device is improved although the resolution of an electron emission display panel increases.
      SOLUTION: The improved electron emission display apparatus includes the electron emission display panel 1, a panel control circuit 36 which processes a video signal to generate a scanning drive control signal and a data drive control signal, a scanning drive circuit 37 which drives scanning electrode lines of the electron emission display panel 1 according to the scanning drive control signal from the panel control circuit 36, and a data drive circuit 38 which drives data electrode lines of the electron emission display panel 1 according to the data drive control signal from the panel control circuit 36.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供尽管电子发射显示面板的分辨率增加的驱动装置的电路板被简化并且驱动装置的生产率得到改善的电子发射显示装置。 解决方案:改进的电子发射显示装置包括电子发射显示面板1,处理视频信号以产生扫描驱动控制信号和数据驱动控制信号的面板控制电路36,驱动 根据来自面板控制电路36的扫描驱动控制信号的电子发射显示面板1的扫描电极线以及数据驱动电路38,其根据数据驱动控制信号驱动电子发射显示面板1的数据电极线 面板控制电路36.版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Electric field discharge display and its driving method
    • 电场放电显示及其驱动方法
    • JP2005107521A
    • 2005-04-21
    • JP2004266510
    • 2004-09-14
    • Samsung Sdi Co Ltd三星エスディアイ株式会社
    • KANG MUN-SEOKLEE CHEON KYU
    • G09G3/22G09G3/20G09G5/10H04N5/57
    • G09G3/22G09G3/2014G09G2320/0233G09G2320/0271
    • PROBLEM TO BE SOLVED: To provide an electric field discharge display that converts a video signal according to the luminance level of an inputted video signal and adjusts the luminance to display a picture, and its driving method.
      SOLUTION: Provided are an arithmetic part 215 comprising an adder 210 which adds the inputted video signal, for example, in frame units and a divider 220 which obtains the mean value of luminance levels in the frame units, a comparison part 235 which calculates a conversion index of the video signal by comparison with reference data of an LUT 240 stored with data from which the extent of lightness of video can be known by a comparator 230 according to the calculated luminance level, a storage part which is a frame memory 250 for storing the input video signal in the frame units, a data conversion part 260 which converts the luminance level of the inputted video signal according to the comparison result, a data electrode driving part 270, a scanning electrode driving part 280, and an electric field discharge display panel 290.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种根据输入的视频信号的亮度级转换视频信号并调节显示图像的亮度的电场放电显示器及其驱动方法。 解决方案:提供了一种算术部分215,其包括加法器210,该加法器210将输入的视频信号例如以帧为单位相加,分频器220获取帧单位的亮度级的平均值;比较部分235, 通过与存储有数据的LUT 240的参考数据进行比较来计算视频信号的转换指数,根据计算出的亮度级,比较器230可以知道视频的亮度程度,存储部分是帧存储器 250,用于存储帧单元中的输入视频信号;数据转换部分260,其根据比较结果转换输入的视频信号的亮度级,数据电极驱动部分270,扫描电极驱动部分280和电 场放电显示面板290.(C)2005,JPO&NCIPI