-
公开(公告)号:US07961163B2
公开(公告)日:2011-06-14
申请号:US12003760
申请日:2007-12-31
申请人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
发明人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
IPC分类号: G09G3/36
CPC分类号: G09G3/3611 , G09G2320/0252 , G09G2320/0261 , G09G2330/021 , G09G2330/06 , G09G2340/02 , G09G2340/16
摘要: A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data to selectively invert the current data and to generate a reverse signal, a memory to store the data from the data transition part and to output the stored data as the previous frame data, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data, and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.
摘要翻译: 液晶显示装置包括数据转换部分,用于比较先前数据和当前数据之间的转换次数,以选择性地反转当前数据并产生反向信号;存储器,用于存储来自数据转换部分的数据;以及 输出存储的数据作为前一帧数据,数据反向转换部分,以使用反向信号反向转换来自存储器的数据,查找表将当前数据与由数据反向转换部分反向转换的前一帧数据进行比较, 选择调制数据,以及显示驱动电路,用于在液晶显示面板上显示来自查找表的数据。
-
公开(公告)号:US08125428B2
公开(公告)日:2012-02-28
申请号:US13026671
申请日:2011-02-14
申请人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
发明人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
IPC分类号: G09G3/36
CPC分类号: G09G3/3611 , G09G2320/0252 , G09G2320/0261 , G09G2330/021 , G09G2330/06 , G09G2340/02 , G09G2340/16
摘要: A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data and to compare a number of transitions between the current data and a next data to determine whether or not the current data is to be inverted in accordance with a comparison result thereof, and to determine whether or not the current data is to be inverted in accordance with a high level number difference of the data, thereby generating a reverse signal when the current data is inverted, a memory to store a data from the data transition part, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.
摘要翻译: 液晶显示装置包括数据转换部分,用于比较先前数据和当前数据之间的转换次数,并比较当前数据与下一个数据之间的转换次数,以确定当前数据是否为 根据其比较结果进行反转,并且根据数据的高电平数差来确定当前数据是否被反转,从而当当前数据反转时产生反向信号,存储器存储 来自数据转换部分的数据,使用反向信号逆向转换来自存储器的数据的数据反向转换部分,查找表以比较当前数据和由数据反向转换部分反向转换的先前帧数据,以选择 调制数据和显示驱动电路,以在液晶显示面板上显示来自查找表的数据。
-
公开(公告)号:US20110134169A1
公开(公告)日:2011-06-09
申请号:US13026671
申请日:2011-02-14
申请人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
发明人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
CPC分类号: G09G3/3611 , G09G2320/0252 , G09G2320/0261 , G09G2330/021 , G09G2330/06 , G09G2340/02 , G09G2340/16
摘要: A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data and to compare a number of transitions between the current data and a next data to determine whether or not the current data is to be inverted in accordance with a comparison result thereof, and to determine whether or not the current data is to be inverted in accordance with a high level number difference of the data, thereby generating a reverse signal when the current data is inverted, a memory to store a data from the data transition part, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.
摘要翻译: 液晶显示装置包括数据转换部分,用于比较先前数据和当前数据之间的转换次数,并比较当前数据与下一个数据之间的转换次数,以确定当前数据是否为 根据其比较结果进行反转,并且根据数据的高电平数差来确定当前数据是否被反转,从而当当前数据反转时产生反向信号,存储器存储 来自数据转换部分的数据,使用反向信号逆向转换来自存储器的数据的数据反向转换部分,查找表以比较当前数据和由数据反向转换部分反向转换的先前帧数据,以选择 调制数据和显示驱动电路,以在液晶显示面板上显示来自查找表的数据。
-
公开(公告)号:US20090002292A1
公开(公告)日:2009-01-01
申请号:US12003760
申请日:2007-12-31
申请人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
发明人: Sung Jo Koo , Su Hyuk Jang , Song Jae Lee , Hong Sung Song , Woong Ki Min
IPC分类号: G09G3/36
CPC分类号: G09G3/3611 , G09G2320/0252 , G09G2320/0261 , G09G2330/021 , G09G2330/06 , G09G2340/02 , G09G2340/16
摘要: A liquid crystal display device includes a data transition part to compare a number of transitions between a previous data and a current data to selectively invert the current data and to generate a reverse signal, a memory to store the data from the data transition part and to output the stored data as the previous frame data, a data reverse transition part to reversely convert the data from the memory using the reverse signal, a lookup table to compare the current data and the previous frame data reversely converted by the data reverse transition part to select a modulated data, and a display drive circuit to display the data from the lookup table on a liquid crystal display panel.
摘要翻译: 液晶显示装置包括数据转换部分,用于比较先前数据和当前数据之间的转换次数,以选择性地反转当前数据并产生反向信号;存储器,用于存储来自数据转换部分的数据;以及 输出存储的数据作为前一帧数据,数据反向转移部分,以使用反向信号反向转换来自存储器的数据,查找表将当前数据与由数据反向转换部分反向转换的前一帧数据进行比较, 选择调制数据,以及显示驱动电路,用于在液晶显示面板上显示来自查找表的数据。
-
公开(公告)号:US08044910B2
公开(公告)日:2011-10-25
申请号:US12149833
申请日:2008-05-08
申请人: Hong Sung Song , Woong Ki Min , Su Hyuk Jang
发明人: Hong Sung Song , Woong Ki Min , Su Hyuk Jang
IPC分类号: G09G3/36
CPC分类号: G09G3/3614 , G09G3/3648 , G09G2320/0247 , G09G2330/023 , G09G2340/0435 , G09G2340/16
摘要: A liquid crystal display (LCD) device and a method for driving the LCD device are disclosed. The LCD device includes a frame rate adjusting circuit for controlling a frame rate to be maintained at a 1-fold rate in frame periods other than an Nth frame period (“N” is a multiple of 8 or more), while being increased to an “i”-fold-accelerated rate (“i” is a positive integer of 2 or more) in the Nth frame period, to output reference timing signals in the frame periods other than the Nth frame period, and to output accelerated timing signals in the Nth frame period, a timing controller for generating data and gate timing control signals, based on at least one of each reference timing signal and each accelerated timing signal, and a logic circuit for accelerating a frequency of a polarity control signal in the Nth frame period.
摘要翻译: 公开了一种液晶显示器(LCD)装置和用于驱动LCD装置的方法。 LCD装置包括帧率调整电路,用于在第N帧周期以外的帧周期(“N”为8以上的倍数)中,将帧速率保持为1倍速率,同时增加到 在第N帧周期中,“i”倍加速度(“i”为2以上的正整数),以在第N帧周期以外的帧周期输出基准定时信号,并输出加速定时信号 第N帧周期,基于每个参考定时信号和每个加速定时信号中的至少一个产生数据和门定时控制信号的定时控制器,以及用于加速第N帧中的极性控制信号的频率的逻辑电路 期。
-
公开(公告)号:US20080225036A1
公开(公告)日:2008-09-18
申请号:US12003584
申请日:2007-12-28
申请人: Hong Sung Song , Woong Ki Min , Byung Jin Choi , Dong Hoon Cha , Su Hyuk Jang
发明人: Hong Sung Song , Woong Ki Min , Byung Jin Choi , Dong Hoon Cha , Su Hyuk Jang
CPC分类号: G09G3/3648 , G09G3/3406 , G09G3/3611 , G09G3/3688 , G09G2300/0426 , G09G2310/027 , G09G2310/0281 , G09G2320/0252 , G09G2320/0646 , G09G2330/06 , G09G2340/16 , G09G2360/16 , G09G2370/08
摘要: A disclosed display includes a display panel including a first group of data lines and second group of data lines, a plurality of gate lines crossing the first and a second groups of data lines, and a plurality of picture cells arranged in a matrix. The display also includes a first source PCB coupled to first data integrated circuits (ICs) to supply first data voltages to the first group of data lines and a second source PCB coupled to second data ICs to supply second data voltages to the second group of data lines. The display further includes a timing controller having a single output port with a plurality of output pins which are configured to output video data to both the first and second data ICs, and to output a timing control signal to control both the first and second data ICs. In addition, the display includes a first connection cable coupling the single output port of the timing controller to at least one of the first and second source PCBs to transmit the video data and the timing control signal from the timing controller to the at least one of the first and second source PCBs. The first data ICs and second data ICs are configured to generate the first and second data voltages, respectively, based on the video data and the timing control signal.
摘要翻译: 公开的显示器包括显示面板,其包括第一组数据线和第二组数据线,多条栅极线与第一组数据线和第二组数据线交叉,多个图像单元以矩阵形式排列。 显示器还包括耦合到第一数据集成电路(IC)的第一源PCB,以向第一组数据线提供第一数据电压,以及耦合到第二数据IC的第二源PCB,以向第二组数据提供第二数据电压 线条。 显示器还包括具有单个输出端口的定时控制器,多个输出引脚被配置为将视频数据输出到第一和第二数据IC,并输出定时控制信号以控制第一和第二数据IC 。 此外,显示器包括将定时控制器的单个输出端口耦合到第一和第二源PCB中的至少一个的第一连接电缆,以将视频数据和定时控制信号从定时控制器发送到至少一个 第一和第二源PCB。 第一数据IC和第二数据IC被配置为基于视频数据和定时控制信号分别产生第一和第二数据电压。
-
公开(公告)号:US20080170025A1
公开(公告)日:2008-07-17
申请号:US12003666
申请日:2007-12-28
申请人: Hong Sung Song , Ju Young Lee , Woong Ki Min , Dong Hoon Cha , Sun Young Choi , Su Hyuk Jang
发明人: Hong Sung Song , Ju Young Lee , Woong Ki Min , Dong Hoon Cha , Sun Young Choi , Su Hyuk Jang
IPC分类号: G09G3/36
CPC分类号: G09G3/3614 , G09G3/3688 , G09G2310/0224 , G09G2310/0227 , G09G2320/0204 , G09G2320/0247 , G09G2330/023 , G09G2360/16
摘要: A liquid crystal display device includes a liquid crystal display panel including a plurality of data lines, a plurality of gate lines, and a plurality of liquid crystal cells, the plurality of liquid crystal cells associated to a first and second liquid crystal cell groups, a data drive circuit to supply a data voltage to the data lines in response to a polarity control signal, a gate drive circuit to supply a scan pulse to the gate lines, and a polarity control circuit to generate different polarity control signals for each frame period and to control data voltage frequencies of the first and second liquid crystal cell groups to be different from each other.
摘要翻译: 液晶显示装置包括:液晶显示面板,包括多条数据线,多条栅极线和多个液晶单元,所述多个液晶单元与第一和第二液晶单元组相关联, 数据驱动电路,以响应于极性控制信号向数据线提供数据电压;栅极驱动电路,用于向栅极线提供扫描脉冲;以及极性控制电路,用于在每个帧周期产生不同的极性控制信号;以及 以控制第一和第二液晶单元组的数据电压频率彼此不同。
-
公开(公告)号:US20080297457A1
公开(公告)日:2008-12-04
申请号:US12153707
申请日:2008-05-22
申请人: Hong Sung Song , Woong Ki Min , Su Hyuk Jang
发明人: Hong Sung Song , Woong Ki Min , Su Hyuk Jang
IPC分类号: G09G3/36
CPC分类号: G09G3/3648 , G09G3/3614 , G09G2310/061 , G09G2320/0247 , G09G2320/0257
摘要: A liquid crystal display (LCD) device and a driving method where the LCD device includes a data controller for interleaving one of black gray scale data and intermediate gray scale data into input digital video data to input digital video data in a specific period preceding a second one of two successive frame periods in which data voltages having the same polarity are successively supplied to liquid crystal cells. A timing signal controller generates a data timing signal and a gate timing signal, based on an input timing signal, and accelerates a frequency of the data timing signal and a frequency of the gate timing signal in the specific period. A data driving circuit is included for converting the interleaved digital video data into an analog voltage in response to the data timing signal, and supplying the analog voltage to data lines in the specific period.
摘要翻译: 一种液晶显示器(LCD)装置及其驱动方法,其中LCD装置包括数据控制器,用于将黑灰度数据和中间灰度数据之一交错输入数字视频数据,以在第二个 其中具有相同极性的数据电压被连续提供给液晶单元的两个连续帧周期中的一个。 定时信号控制器基于输入定时信号产生数据定时信号和门定时信号,并且在特定周期内加速数据定时信号的频率和门定时信号的频率。 包括数据驱动电路,用于响应于数据定时信号将交错的数字视频数据转换为模拟电压,并在特定周期内将模拟电压提供给数据线。
-
公开(公告)号:US20080291189A1
公开(公告)日:2008-11-27
申请号:US12153708
申请日:2008-05-22
申请人: Hong Sung Song , Woong Ki Min , Su Hyuk Jang
发明人: Hong Sung Song , Woong Ki Min , Su Hyuk Jang
CPC分类号: G09G3/3614 , G09G3/2014 , G09G3/3648 , G09G3/3677 , G09G2310/0224 , G09G2310/0251 , G09G2320/0204 , G09G2320/0247 , G09G2320/0257 , G09G2320/0261
摘要: A liquid crystal display (LCD) device includes a liquid crystal display panel having a matrix of liquid crystal cells defined by crossings of the data lines and the gate lines. The LCD device includes a data driving circuit for inverting a polarity of a data voltage in response to a polarity control signal, and supplying the polarity-inverted data voltage to an associated one of the data lines in response to a source output enable signal; a gate driving circuit for sequentially supplying a scan voltage to each of the gate lines in response to a gate output enable signal; and a controller for modulating the polarity control signal such that data voltages having the same polarity are respectively supplied to liquid crystal cells along one gate line in consecutive frame periods and generating the source output enable signal and the gate output enable signal.
摘要翻译: 液晶显示器(LCD)装置包括具有通过数据线和栅极线的交叉限定的液晶单元矩阵的液晶显示面板。 LCD装置包括:数据驱动电路,用于响应于极性控制信号反转数据电压的极性,并响应于源输出使能信号将极性反转数据电压提供给相关联的一条数据线; 栅极驱动电路,用于响应于栅极输出使能信号顺序地向每个栅极线提供扫描电压; 以及用于调制极性控制信号的控制器,使得具有相同极性的数据电压在连续帧周期中分别沿着一个栅极线提供给液晶单元,并产生源极输出使能信号和栅极输出使能信号。
-
公开(公告)号:US20080170024A1
公开(公告)日:2008-07-17
申请号:US12003585
申请日:2007-12-28
申请人: Hong Sung Song , Woong Ki Min , Byung Jin Choi , Dong Il Kim , Su Hyuk Jang
发明人: Hong Sung Song , Woong Ki Min , Byung Jin Choi , Dong Il Kim , Su Hyuk Jang
IPC分类号: G09G3/36
CPC分类号: G09G3/3614 , G09G3/3648 , G09G3/3688 , G09G2310/0205 , G09G2310/0224 , G09G2310/0248 , G09G2310/0251 , G09G2310/027 , G09G2310/08 , G09G2320/0204 , G09G2320/0247 , G09G2320/048 , G09G2320/0613 , G09G2320/103 , G09G2330/023
摘要: A liquid crystal display device includes a liquid crystal display panel including a plurality of data lines to which a data voltage is supplied, a plurality of gate lines to which a gate pulse is supplied, and a plurality of liquid crystal cells, a data drive circuit to invert a polarity of the data voltage in response to a polarity control signal and to output the data voltage to the data lines in response to a source output enable signal, a gate drive circuit to supply the gate pulse to the gate lines, and a POL/SOE logic circuit to invert the polarity control signal for every frame period except at Nth-multiple frame period (where N is a positive integer), wherein the POL/SOE logic circuit controls the polarity control signal at every Nth-multiple frame period such that the polarity of the data voltage is the same as the previous frame period and controls a pulse width of the source output enable signal at every Nth-multiple frame period to be longer than for the other frame periods.
摘要翻译: 一种液晶显示装置,包括:液晶显示面板,包括提供数据电压的多条数据线,提供栅极脉冲的多条栅极线,以及多个液晶单元,数据驱动电路 响应于极性控制信号反转数据电压的极性,并且响应于源极输出使能信号而将数据电压输出到数据线,栅极驱动电路将栅极脉冲提供给栅极线,以及 POL / SOE逻辑电路,用于在第N个多个帧周期(其中N为正整数)之外的每个帧周期反转极性控制信号,其中POL / SOE逻辑电路在每N个多个帧周期控制极性控制信号 使得数据电压的极性与前一帧周期相同,并且在每N个多个帧周期控制源输出使能信号的脉冲宽度比其他帧周期长 。
-
-
-
-
-
-
-
-
-