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    • 1. 发明申请
    • Liquid crystal display
    • 液晶显示器
    • US20050140638A1
    • 2005-06-30
    • US10826282
    • 2004-04-19
    • Dai LeeHan LeeNam Cho
    • Dai LeeHan LeeNam Cho
    • G02F1/133G09G3/20G09G3/36
    • G09G3/3659G09G3/3614G09G2300/0426G09G2300/0842
    • A LCD is adapted to reduce the number of data lines and drive circuits. The LCD can be driven in a dot inversion manner, using a data driver employing column inversion. A gate driver sequentially supplies first and second gate signals to gate lines. First and second switching parts are located in an ith horizontal line and supply video signals from data lines to LC cells by the control of an ith gate line. Third switching parts supply video signals to the cells located in the horizontal line, and are connected to the same data line as the second switching part, and are controlled by the ith and an i−1th gate lines. Fourth switching parts supply video signals to the cells located in the horizontal line and are connected to the same data line as the first switching part, and are controlled by the ith and i−1th gate lines.
    • LCD适用于减少数据线和驱动电路的数量。 使用采用柱反转的数据驱动器可以以点反转方式驱动LCD。 栅极驱动器顺序地向栅极线提供第一和第二栅极信号。 第一和第二开关部分位于第i<<<<>水平线中,并且通过控制第i<<>门线,将来自数据线的视频信号提供给LC单元。 第三开关部分向位于水平线的单元提供视频信号,并且连接到与第二开关部分相同的数据线,并且由第i开关部分和第i开关部分 > th 门线。 第四开关部分将视频信号提供给位于水平线中的单元并且连接到与第一开关部分相同的数据线,并由第i个和第i个第 门线。
    • 4. 发明申请
    • Power control for a digital broadcast receiving terminal
    • 数字广播接收终端的功率控制
    • US20060245525A1
    • 2006-11-02
    • US11413384
    • 2006-04-28
    • Nam Cho
    • Nam Cho
    • H04L27/06
    • H04B7/0871H04B1/707H04B7/0814H04B7/0837H04W52/04
    • A receiver for a digital broadcast terminal includes first and second receiving units, each for receiving a digital broadcast signal. Each of the first and second receiving units typically includes an antenna, a tuner, and an analog/digital (A/D) converter. The receiver further includes a control unit configured to determine reception environment based upon the digital broadcast signal, and to selectively operate the first and the second receiving units based upon the reception environment. A method for controlling a digital broadcast receiving terminal includes receiving a digital broadcast signal at first and second receiving units, determining reception environment based upon the digital broadcast signal, and selectively operating the first and second receiving units based upon the reception environment.
    • 用于数字广播终端的接收机包括第一和第二接收单元,每个用于接收数字广播信号。 第一和第二接收单元中的每一个通常包括天线,调谐器和模拟/数字(A / D)转换器。 接收机还包括:控制单元,被配置为基于数字广播信号来确定接收环境,并且基于接收环境选择性地操作第一和第二接收单元。 一种用于控制数字广播接收终端的方法包括在第一和第二接收单元处接收数字广播信号,基于数字广播信号确定接收环境,以及基于接收环境选择性地操作第一和第二接收单元。
    • 6. 发明申请
    • Flat panel display device and driving method thereof
    • 平板显示装置及其驱动方法
    • US20050140597A1
    • 2005-06-30
    • US10825363
    • 2004-04-16
    • Ha LeeNam Cho
    • Ha LeeNam Cho
    • H01L51/50G09G3/20G09G3/30G09G3/32G09G3/36H05B33/14
    • G09G3/3233G09G3/32G09G3/3291G09G2310/027G09G2320/0276G09G2320/0285
    • A flat panel display device and a driving method thereof wherein an input data is modulated to realize accurate color with a single gamma voltage. The flat panel display device includes a data converter having a look-up table and inputted with Red, Green and Blue N-bit digital data signals, the data converter converting the Red, Green and Blue N-bit digital data signals into Red, Green and Blue M-bit digital data signals, respectively, referring to the look-up table, wherein each of N and M is an integer, M is greater than N, and each of the Red, Green and Blue M-bit digital data signals corresponds to a gray scale number; a gamma voltage generator generating a plurality of gamma voltages corresponding to the gray scale numbers; and a data driving circuit inputted with the gamma voltages, the data driving circuit converting the Red, Green and Blue M-bit digital data signals into Red, Green and Blue analog video signals, respectively, and applying the Red, Green and Blue analog video signals to respective Red, Green and Blue pixels.
    • 一种平板显示装置及其驱动方法,其中输入数据被调制以用单个伽马电压实现准确的颜色。 平板显示装置包括具有查找表并输入红,绿和蓝N位数字数据信号的数据转换器,数据转换器将红,绿和蓝N位数字数据信号转换成红,绿 和蓝M位数字数据信号,其中N和M分别是整数,M大于N,红,绿和蓝M位数字数据信号中的每一个 对应于灰度数; 产生对应于灰度数的多个伽马电压的伽马电压发生器; 以及输入伽马电压的数据驱动电路,数据驱动电路分别将红,绿,蓝M位数字数据信号转换为红,绿,蓝模拟视频信号,并应用红,绿,蓝模拟视频 信号到相应的红色,绿色和蓝色像素。
    • 7. 发明申请
    • Display apparatus
    • 显示装置
    • US20070001953A1
    • 2007-01-04
    • US11471625
    • 2006-06-21
    • Yong JangBinn KimNam Cho
    • Yong JangBinn KimNam Cho
    • G09G3/36
    • G09G3/3677G09G3/3607G09G3/3648G09G2300/0452G09G2310/0218
    • A display apparatus is disclosed. The display apparatus includes: a plurality of scan signal lines and a plurality of data signal lines that cross each other; a plurality of pixels formed at each crossing of the scan signal lines and the data signal lines, wherein each of the pixels includes a sub-pixels that display red color, green color, blue color and white color in response to a scan signal from the scan signal lines and a data signal from the data signal lines, wherein the sub-pixels are arranged in a 2×2 matrix; a scan signal driving circuit including a plurality of stages that supplies the scan signal to the scan signal lines; and a data signal driving circuit that supplies the data signal to the data signal lines, wherein the scan signal driving circuit, the pixels, the scan signal lines and the data signal lines are formed on a same substrate.
    • 公开了一种显示装置。 显示装置包括:多个扫描信号线和多个相互交叉的数据信号线; 在扫描信号线和数据信号线的每个交叉处形成的多个像素,其中每个像素包括响应于来自所述扫描信号线的扫描信号而显示红色,绿色,蓝色和白色的子像素 扫描信号线和来自数据信号线的数据信号,其中子像素以2x2矩阵排列; 扫描信号驱动电路,包括将扫描信号提供给扫描信号线的多个级; 以及将数据信号提供给数据信号线的数据信号驱动电路,其中扫描信号驱动电路,像素,扫描信号线和数据信号线形成在同一基板上。
    • 8. 发明申请
    • Shift register and liquid crystal display device using the same
    • 移位寄存器和液晶显示装置使用相同
    • US20060139293A1
    • 2006-06-29
    • US11296109
    • 2005-12-06
    • Nam Cho
    • Nam Cho
    • G09G3/36
    • G09G3/3677G09G3/3688G11C19/00G11C19/28
    • A shift register and an LCD device to prevent the deterioration of a transistor by controlling a bias stress are disclosed. The shift register includes a plurality of stages for sequential shift signals, wherein each of the plurality of stages is connected with first and second supplying voltage input lines having opposite phases inversed by at least every frame, a start pulse input line, and at least one clock signal input line in which a phase of a first logic state is shifted in sequence, and a clock signal inputted to the clock signal input line is maintained in a second logic state different from the first logic state during a blanking time between frames.
    • 公开了一种通过控制偏压应力来防止晶体管劣化的移位寄存器和LCD器件。 移位寄存器包括用于顺序移位信号的多个级,其中多个级中的每一级与第一和第二供电电压输入线连接,该第一和第二供电电压输入线具有至少每一帧反相的相位相反,起始脉冲输入线和至少一个 时钟信号输入线,其中第一逻辑状态的相位被顺序移位,并且输入到时钟信号输入线的时钟信号在帧之间的消隐时间期间被保持在与第一逻辑状态不同的第二逻辑状态。