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    • 11. 发明授权
    • Back light unit and liquid crystal display including the same
    • 背光单元和包括相同的液晶显示器
    • US08643807B2
    • 2014-02-04
    • US13238572
    • 2011-09-21
    • Joo-Young LeeWon-Il Lee
    • Joo-Young LeeWon-Il Lee
    • G02F1/1335
    • G02B6/0051G02B6/002G02B6/0053G02F1/133615
    • A backlight unit having improved luminance and reduced profile, and a liquid crystal display including the same are disclosed. In one embodiment, the backlight unit includes: i) a light source, ii) a light guiding plate including an incoming surface on which light generated from the light source is incident, an upper surface substantially perpendicularly extended with respect to the incoming surface, and a bottom surface arranged facing the upper surface and iii) an optical sheet formed on the light guiding plate. The upper surface of the light guiding plate includes a guiding surface, an incoming surface, and an emission surface sequentially arranged close to the incoming surface of the light guiding plate, and the optical sheet may be formed to cover the inclined surface and the guiding surface.
    • 公开了具有改善的亮度和减小的轮廓的背光单元和包括该背光单元的液晶显示器。 在一个实施例中,背光单元包括:i)光源,ii)导光板,其包括从光源产生的光入射的入射表面,相对于入射表面基本上垂直延伸的上表面,以及 面向所述上表面配置的底面,以及iii)形成在所述导光板上的光学片。 导光板的上表面包括引导表面,入射表面和顺序地布置在导光板的入射表面附近的发射表面,并且光学片可以形成为覆盖倾斜表面和引导表面 。
    • 13. 发明授权
    • Liquid crystal display apparatus and method of driving the same
    • 液晶显示装置及其驱动方法
    • US07764267B2
    • 2010-07-27
    • US11696103
    • 2007-04-03
    • Seong-Sik ShinJong-Seo LeeJoo-Young LeeTae-Jong JunJung-Suk Han
    • Seong-Sik ShinJong-Seo LeeJoo-Young LeeTae-Jong JunJung-Suk Han
    • G09G3/36
    • G09G3/3413G09G3/342G09G2310/024G09G2320/0242
    • A liquid crystal display (LCD) apparatus time-divides a frame into a plurality of fields, in which lights having a color different from each other, are generated. The LCD apparatus includes a backlight unit. The backlight unit includes n of light-generating units sequentially generating the lights in the fields. An initial light-generating time of an nth light-generating unit being delayed by a predetermined time gap relative to the (n−1)th light-generating unit so that each of the fields includes a first period, in which one of the lights is generated, and a second period, in which at least two of the lights are generated. The light-generating units generate a peak light having a peak intensity in the first period. Thus, the intensity of light or the time period for which the light is generated, is controlled so that color mixing is minimized and color purity is improved.
    • 液晶显示器(LCD)装置将帧分割成具有彼此不同的颜色的光的多个场。 LCD装置包括背光单元。 背光单元包括在场中顺序产生光的n个发光单元。 第n发光单元的初始发光时间相对于第(n-1)个发光单元被延迟预定的时间间隔,使得每个场包括第一周期,其中一个光 以及产生至少两个光的第二周期。 光产生单元产生在第一周期中具有峰值强度的峰值光。 因此,控制光的强度或产生光的时间段,使得混色最小化并提高色纯度。
    • 15. 发明授权
    • Automatic power control (APC) method and device of plasma display panel (PDP) and PDP device having the APC device
    • 具有APC装置的等离子体显示面板(PDP)和PDP装置的自动功率控制(APC)方法和装置
    • US06794824B2
    • 2004-09-21
    • US10444114
    • 2003-05-23
    • Yoo-Jin SongJoo-Young Lee
    • Yoo-Jin SongJoo-Young Lee
    • G09G310
    • G09G3/2944G09G2320/0626G09G2330/021G09G2340/16G09G2360/16
    • Disclosed is an automatic power control (APC) method for a plasma display panel (PDP) including a plurality of address electrodes and a plurality of scan electrodes and sustain electrodes alternately arranged in pairs, which includes: calculating a load ratio change between current input data and previous input data; comparing the calculated load ratio change with a predetermined number of threshold values to determine to which area it belongs; determining a brightness control speed which is a time for applying a new brightness value matched with the determined area; and outputting sustain pulse information corresponding to a load ratio of current data at the determined brightness control speed. Also, the brightness control speed is shortened in the high gray, and it is lengthened in the low gray.
    • 公开了一种用于等离子体显示面板(PDP)的自动功率控制(APC)方法,其包括多个寻址电极和成对交替排列的多个扫描电极和维持电极,其包括:计算当前输入数据 和以前的输入数据; 将所计算的负载比变化与预定数量的阈值进行比较,以确定其属于哪个区域; 确定作为应用与确定区域匹配的新亮度值的时间的亮度控制速度; 并以所确定的亮度控制速度输出与当前数据的负载比相对应的维持脉冲信息。 此外,亮度控制速度被缩短为高灰度,并且在低灰度中被延长。