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    • 1. 发明授权
    • Method for minimizing data transition and circuit for minimizing data transition
    • 最小化数据转换和最小化数据转换的电路的方法
    • US07688108B2
    • 2010-03-30
    • US12318559
    • 2008-12-31
    • Jin Cheol HongSoon Dong ChoJeong Ho KangHyun Chul Kim
    • Jin Cheol HongSoon Dong ChoJeong Ho KangHyun Chul Kim
    • H03K19/21
    • G09G3/2096G09G3/3648G09G3/3688G09G5/04G09G5/393G09G2320/0276
    • A data transition minimization method includes exclusive-NORing inputted nth image data (where n is a natural number) and (n−m)th image data (where m is a natural number smaller than n) expressing the same color as that of the nth image data to generate transition information data; generating inversion data indicative of inversion information by inverting all bits included in the transition information data and adding a unit bit having the logic value ‘1’ to the inverted transition information data when the number of unit bits having a logic value ‘1’ in the transition information data is larger than the number of unit bits having a logic value ‘0’ in the transition information data, and adding a unit bit having the logic value ‘0’ to the transition information data when the number of unit bits having the logic value ‘1’ in the transition information data is equal to or smaller than the number of unit bits having the logic value ‘0’ in the transition information data; exclusive-NORing the transition information data with the inversion data added and corrected image data of (n−1)th image data to generate corrected image data of the nth image data, and supplying the generated corrected image data to a data driver through data transmission lines; and restoring the corrected image data supplied to the data driver to restored image data corresponding to the original nth image data.
    • 数据转换最小化方法包括表示与第n个相同颜色的输入的第n个图像数据(其中n是自然数)和第(n-m)个图像数据(其中m是小于n的自然数) 图像数据以产生转换信息数据; 通过反转包含在转换信息数据中的所有比特来产生表示反转信息的反转数据,并且当具有逻辑值'1'的单位比特数在 转移信息数据大于转移信息数据中具有逻辑值“0”的单位比特数,并且当具有逻辑值的单位比特数量时,向转移信息数据添加具有逻辑值“0”的单位比特 转换信息数据中的值“1”等于或小于转换信息数据中具有逻辑值“0”的单位比特数; 对第(n-1)图像数据的反相数据和校正图像数据进行异或逻辑运算以产生第n个图像数据的校正图像数据,并通过数据传输将生成的校正图像数据提供给数据驱动器 线条 以及将提供给数据驱动器的校正图像数据恢复为对应于原始第n个图像数据的恢复图像数据。
    • 3. 发明申请
    • ARRAY SUBSTRATE FOR LIQUID CRYSTAL DISPLAY DEVICE
    • 用于液晶显示装置的阵列基板
    • US20090167654A1
    • 2009-07-02
    • US12330720
    • 2008-12-09
    • Hyun-Chul KimJin-Cheol Hong
    • Hyun-Chul KimJin-Cheol Hong
    • G09G3/36
    • G02F1/1345H01L27/124H01L2924/0002H05K1/117H05K2201/0784H05K2201/09727H01L2924/00
    • An array substrate for a liquid crystal display device includes a substrate including a display area and a non-display area, the non-display area having a link area and a pad area, array elements in the display area on the substrate, first to nth pads in the pad area (n is a natural number), first to nth link lines in the link area and connected to the first to nth pads, respectively, wherein the first to (n/2−1)th link lines are symmetrical with the nth to (n/2+1)th link lines with respect to (n/2)th link line, the first to (n/2−1)th link lines have inclined portions, and the inclined portions of the first to kth link lines have decreasing widths and decreasing lengths toward the kth link line from the first link line, wherein k is larger than 1 and smaller than (n/2).
    • 一种液晶显示装置用阵列基板,具备包括显示区域和非显示区域的基板,所述非显示区域具有连接区域和焊盘区域,所述基板的显示区域中的阵列元件,第一至第n 焊盘区域中的焊盘(n是自然数),分别在链路区域中的第一至第n个链路线并分别连接到第一至第n个焊盘,其中第一到第(n / 2-1)个链路线与 第(n / 2)个连接线相对于第(n / 2)个连接线,第一至第(n / 2-1)个连接线具有倾斜部分,并且第一至第 第k个链路线具有从第一链路线到第k个链路线的宽度减小和长度减小,其中k大于1且小于(n / 2)。
    • 5. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME
    • 液晶显示装置及其驱动方法
    • US20080309590A1
    • 2008-12-18
    • US12137841
    • 2008-06-12
    • Jin Cheol HongSeung Cheol OJong Woo Kim
    • Jin Cheol HongSeung Cheol OJong Woo Kim
    • G09G3/18
    • G09G3/3614G09G2300/0452G09G2300/0852G09G2320/0242G09G2320/0285
    • Disclosed herein are a liquid crystal display device which is capable of maintaining the level of a common voltage applied to a common electrode constant, and a method for driving the same. The liquid crystal display device includes a liquid crystal panel including a plurality of pixel rows for displaying an image, a plurality of pixel cells arranged in each of the pixel rows, a common electrode provided in common in the pixel cells, a common voltage correction unit that obtains predominant-polarity data based on polarities of image data to be supplied to the pixel cells arranged in an nth one of the pixel rows, obtains predominant-polarity data based on polarities of image data to be supplied to the pixel cells arranged in an (n+1)th one of the pixel rows adjacent to the nth pixel row, obtains a sum of the two predominant-polarity data, and selects and outputting any one of a plurality of predetermined correction values based on the sum, and a common voltage output unit that corrects a common voltage based on the correction value from the common voltage correction unit and supplies the corrected common voltage to the common electrode.
    • 这里公开了一种液晶显示装置,其能够保持施加在公共电极上的公共电压的电平恒定,以及驱动该普通电极的方法。 液晶显示装置包括:液晶面板,包括用于显示图像的多个像素行,排列在每个像素行中的多个像素单元,在像素单元中共同设置的公共电极;公共电压校正单元 基于要提供给布置在第n个像素行中的像素单元的图像数据的极性获得主要极性数据,基于要提供给布置在像素列中的像素单元的图像数据的极性获得主要极性数据 (n + 1)个与第n个像素行相邻的像素行之一获得两个主要极性数据的和,并且基于该和来选择并输出多个预定校正值中的任何一个,并且公共 电压输出单元,其基于来自公共电压校正单元的校正值校正公共电压,并将校正的公共电压提供给公共电极。
    • 9. 发明授权
    • Liquid crystal display and driving method thereof
    • 液晶显示及其驱动方法
    • US08031153B2
    • 2011-10-04
    • US11895744
    • 2007-08-27
    • Sin Ho KangJin Cheol HongTae Hun KimMan Gyu ParkSeung Cheol OSu Hyuk Jang
    • Sin Ho KangJin Cheol HongTae Hun KimMan Gyu ParkSeung Cheol OSu Hyuk Jang
    • G09G3/36
    • G09G3/3648G09G3/3614G09G3/3688G09G2310/02
    • A liquid crystal display for changing a supply sequence of a scanning pulse with which a plurality of gate lines are supplied to realize a one dot inversion, and a driving method thereof are disclosed.In the liquid crystal display, a liquid crystal display panel has a plurality of data lines and a plurality of gate lines, which are crossed each other, and pixels, which are defined by the lines. A gate driver supplies scanning pulses to the gate lines, and changes a supply sequence of the scanning pulses for each frame. A data driver converts digital video data into data voltages and periodically inverts a polarity of the data voltages to supply the data voltages in accordance with a supply sequence of the scanning pulses. And a timing controller supplies the digital video data to the data driver, and controls the data driver and the gate driver, and wherein a polarity of data voltages, which are supplied to the liquid crystal display panel, is inverted for each liquid crystal cell and a polarity of a data voltage which is outputted from the data driver, is inverted for every two to four horizontal periods.
    • 公开了一种用于改变提供多条栅极线以提供一个点反转的扫描脉冲的供应顺序的液晶显示器及其驱动方法。 在液晶显示器中,液晶显示面板具有彼此交叉的多条数据线和多条栅极线以及由线限定的像素。 栅极驱动器向栅极线提供扫描脉冲,并且改变每个帧的扫描脉冲的供应序列。 数据驱动器将数字视频数据转换为数据电压,并周期性地反转数据电压的极性,以根据扫描脉冲的供应顺序提供数据电压。 并且,时序控制器将数字视频数据提供给数据驱动器,并且控制数据驱动器和栅极驱动器,并且其中提供给液晶显示面板的数据电压的极性针对每个液晶单元反转,并且 从数据驱动器输出的数据电压的极性每两到四个水平周期反转。
    • 10. 发明授权
    • Liquid crystal display device with a pre-charging circuit
    • 带预充电电路的液晶显示装置
    • US07683870B2
    • 2010-03-23
    • US11320252
    • 2005-12-27
    • Sin Ho KangJin Cheol HongSung Chul Ha
    • Sin Ho KangJin Cheol HongSung Chul Ha
    • G09G3/36
    • G09G3/3688G09G3/2011G09G3/3614G09G2310/0248G09G2310/027G09G2330/023
    • A liquid crystal display device is set forth that comprises a data line that is connected to drive a liquid crystal cell and an output driver connected to selectively provide a pixel drive signal to the data line. The pixel drive signal corresponds to a digital video data signal provided to the liquid crystal display device. A pre-charging circuit is used to reduce the power consumed by the output driver. To this end, the pre-charging circuit is connected to selectively pre-charge the data line to one or more of a plurality of voltage levels depending on the value of the digital video data signal. In one embodiment, the plurality of voltage levels comprises a positive pre-charge voltage, a negative pre-charge voltage, and a charge share voltage. The magnitudes of the positive pre-charge voltage and the negative pre-charge voltage may be chosen so that they are greater than the magnitude of the charge share voltage.
    • 提出了一种液晶显示装置,其包括连接到驱动液晶单元的数据线和连接到选择性地向数据线提供像素驱动信号的输出驱动器。 像素驱动信号对应于提供给液晶显示装置的数字视频数据信号。 预充电电路用于减少输出驱动器消耗的功率。 为此,预充电电路被连接以根据数字视频数据信号的值选择性地将数据线预充电到多个电压电平中的一个或多个。 在一个实施例中,多个电压电平包括正的预充电电压,负的预充电电压和电荷共享电压。 可以选择正预充电电压和负预充电电压的大小,使得它们大于电荷共享电压的幅度。