Liquid crystal display device and driving method thereof
    1.
    发明申请
    Liquid crystal display device and driving method thereof 有权
    液晶显示装置及其驱动方法

    公开(公告)号:US20090289928A1

    公开(公告)日:2009-11-26

    申请号:US12454876

    申请日:2009-05-26

    申请人: Rui-Fu Shi

    发明人: Rui-Fu Shi

    IPC分类号: G06F3/038

    CPC分类号: G09G3/3614 G09G2320/0247

    摘要: A liquid crystal display (LCD) device with a driving method includes an LCD panel, a data driving circuit, a common voltage generating circuit, and a gate driving circuit. The LCD panel includes multiple data lines and multiple scanning lines intersecting with the data lines, and a common electrode. The gate driving circuit provides multiple gate-scanning signals to scan the scanning lines. The common voltage generating circuit provides a common voltage to the common electrode. The data driving circuit provides a gray level voltage signal including multiple voltage levels to the data lines. The common voltage is serial square waves having at least two non-identical frame periods. The square waves in each non-identical frame period of the common voltage in one frame have a constant period.

    摘要翻译: 具有驱动方法的液晶显示器(LCD)装置包括LCD面板,数据驱动电路,公共电压产生电路和栅极驱动电路。 LCD面板包括与数据线相交的多个数据线和多条扫描线,以及公共电极。 栅极驱动电路提供多个栅极扫描信号来扫描扫描线。 公共电压产生电路为公共电极提供公共电压。 数据驱动电路向数据线提供包括多个电压电平的灰度级电压信号。 公共电压是具有至少两个非相同帧周期的串行方波。 一帧中公共电压的每个不相同帧周期中的方波具有恒定周期。

    Method for adjusting common voltage of liquid crystal display device
    2.
    发明申请
    Method for adjusting common voltage of liquid crystal display device 有权
    调整液晶显示装置公共电压的方法

    公开(公告)号:US20090262103A1

    公开(公告)日:2009-10-22

    申请号:US12386602

    申请日:2009-04-20

    申请人: Shun-Ming Huang

    发明人: Shun-Ming Huang

    IPC分类号: G09G5/00

    摘要: A method for adjusting a common voltage of an LCD device includes providing an LCD device and a photodetector, obtaining variable parameters Ya, Yb and Yc, the variable parameters Ya, Yb and Yc respectively denoting flicker intensity of the LCD device when the common voltages are parameters Va, Vb and Vc, Vb exceed Va, and is less than Vc, when Yb exceeds Yc and is less than Ya, increasing the parameters Va, Vb and Vc respectively and repeating the two steps, when Yb exceeds Ya and is less than Yc, decreasing the parameters Va, Vb and Vc respectively and repeating the two steps, and when Yb is less than or equals Ya and is less than or equals Yc, setting an arbitrary value between Va and Vc as an optimum common voltage of the LCD device.

    摘要翻译: 一种用于调节LCD装置的公共电压的方法包括:提供LCD装置和光电检测器,获得可变参数Ya,Yb和Yc,分别表示当公用电压为LCD时的LCD装置的闪烁强度的可变参数Ya,Yb和Yc 参数Va,Vb和Vc,Vb超过Va,当Yb超过Yc且小于Ya时小于Vc,分别增加参数Va,Vb和Vc,并重复两个步骤,当Yb超过Ya并且小于 Yc分别减小参数Va,Vb和Vc并重复两个步骤,当Yb小于或等于Ya且小于或等于Yc时,将Va和Vc之间的任意值设置为LCD的最佳公共电压 设备。

    Liquid crystal panel with color filter substrate having OLED units and liquid crystal display with same
    3.
    发明申请
    Liquid crystal panel with color filter substrate having OLED units and liquid crystal display with same 审中-公开
    具有OLED单元的滤色器基板和具有相同的液晶显示器的液晶面板

    公开(公告)号:US20080174721A1

    公开(公告)日:2008-07-24

    申请号:US12011170

    申请日:2008-01-23

    申请人: Wei Zhou

    发明人: Wei Zhou

    IPC分类号: G02F1/13357

    摘要: An exemplary liquid crystal panel includes a first substrate, a second substrate parallel to the first substrate, and a liquid crystal layer between the first substrate and the second substrate. The second substrate includes color units and OLED units provided at substantially a same layer thereat, and the OLED units and the color units are alternately arranged. An LCD including the liquid crystal panel is also provided.

    摘要翻译: 示例性液晶面板包括第一基板,平行于第一基板的第二基板以及在第一基板和第二基板之间的液晶层。 第二基板包括在其上基本相同的层处设置的彩色单元和OLED单元,并且OLED单元和颜色单元交替布置。 还提供了包括液晶面板的LCD。

    Liquid crystal display having control circuit for delay gradation voltages and driving method thereof
    4.
    发明申请
    Liquid crystal display having control circuit for delay gradation voltages and driving method thereof 有权
    具有用于延迟灰度电压的控制电路的液晶显示器及其驱动方法

    公开(公告)号:US20080129722A1

    公开(公告)日:2008-06-05

    申请号:US11999102

    申请日:2007-12-03

    申请人: Xiao-Jing Qi Yuan Li

    发明人: Xiao-Jing Qi Yuan Li

    IPC分类号: G06F3/038

    摘要: An exemplary liquid crystal display (LCD) (200) includes an LCD panel having a plurality of display regions (240) arranged sequentially; a plurality of gate driving circuit (250) respectively connected to the display regions for providing scan signal to scanning the display region; at least a data driving circuit (230) for generating gradation voltages and providing the gradation voltages to the corresponding scanned display region; and a delay control circuit connected between the data driving circuit and the display regions for delaying the gradation voltages provided to each display region. The sum of the first delay value generated by the delay control circuit when the gradation voltages are applied to one of the display regions and the second delay value of the same gradation voltages being generated when the gradation voltages are transmitted from the gate driving circuit to the same one of the display regions is approximately constant for all of the display regions.

    摘要翻译: 示例性液晶显示器(LCD)(200)包括具有顺序布置的多个显示区域(240)的LCD面板; 分别连接到显示区域的多个栅极驱动电路(250),用于提供扫描信号以扫描显示区域; 至少一个用于产生灰度电压并将灰度电压提供给相应扫描的显示区域的数据驱动电路(230) 以及延迟控制电路,连接在数据驱动电路和显示区域之间,用于延迟提供给每个显示区域的灰度电压。 当灰度电压被施加到一个显示区域时由延迟控制电路产生的第一延迟值和当灰度电压从栅极驱动电路传输到相同灰度电压时产生的第二延迟值的总和 对于所有显示区域,相同的一个显示区域近似恒定。

    Power supply switching circuit capable of voltage regulation and flat panel display using same
    5.
    发明申请
    Power supply switching circuit capable of voltage regulation and flat panel display using same 有权
    电源开关电路采用电压调节和平板显示

    公开(公告)号:US20080106543A1

    公开(公告)日:2008-05-08

    申请号:US11982862

    申请日:2007-11-05

    申请人: Jia-Hui Tu Tong Zhou

    发明人: Jia-Hui Tu Tong Zhou

    IPC分类号: G09G5/00 G05F1/10 G05F1/44

    CPC分类号: G05F1/56 G09G3/36

    摘要: An exemplary power supply switching circuit (200) includes a first input (210) for receiving a first signal, a second input (220) for receiving a second signal, a voltage regulating circuit (240), and a signal switching circuit (250). The voltage regulating circuit includes semiconductor elements (241) electrically coupled in series. The signal switching circuit includes a first input terminal (253), a second input terminal (254), and an output terminal (255). The first input is electrically coupled to the first input terminal via the first voltage regulating circuit, the second input is electrically coupled to the second input terminal, and the output terminal is configured to be an output of the power supply switching circuit. The first voltage regulating circuit regulates the first signal via the voltage drops of the first semiconductor elements. A flat panel display using the power supply switching circuit is also provided.

    摘要翻译: 示例性电源开关电路(200)包括用于接收第一信号的第一输入端(210),用于接收第二信号的第二输入端(220),电压调节电路(240)和信号切换电路(250) 。 电压调节电路包括串联电耦合的半导体元件(241)。 信号切换电路包括第一输入端(253),第二输入端(254)和输出端(255)。 第一输入经由第一电压调节电路电耦合到第一输入端,第二输入电耦合到第二输入端,输出端被配置为电源开关电路的输出。 第一电压调节电路通过第一半导体元件的电压降调节第一信号。 还提供了使用电源开关电路的平板显示器。

    Liquid crystal display device having temperature control system
    6.
    发明申请
    Liquid crystal display device having temperature control system 有权
    具有温度控制系统的液晶显示装置

    公开(公告)号:US20080100791A1

    公开(公告)日:2008-05-01

    申请号:US11978470

    申请日:2007-10-29

    IPC分类号: G02F1/1333 G02F1/13

    CPC分类号: G02F1/133382

    摘要: An exemplary liquid crystal display device (2) includes a liquid crystal panel (21) and a heating system. The heating system heats the liquid crystal panel when the temperature of the liquid crystal panel is below a predetermined threshold temperature. The liquid crystal display device can work normally without being adversely influenced by the surrounding temperature.

    摘要翻译: 示例性液晶显示装置(2)包括液晶面板(21)和加热系统。 当液晶面板的温度低于预定阈值温度时,加热系统加热液晶面板。 液晶显示装置可以正常工作而不受周围温度的不利影响。

    Voltage stabilizing circuit with constant current circuit
    7.
    发明申请
    Voltage stabilizing circuit with constant current circuit 审中-公开
    恒流电路稳压电路

    公开(公告)号:US20080088285A1

    公开(公告)日:2008-04-17

    申请号:US11974126

    申请日:2007-10-11

    申请人: Tong Zhou Jia-Hui Tu

    发明人: Tong Zhou Jia-Hui Tu

    IPC分类号: G05F1/44 G05F1/10

    CPC分类号: G05F1/56

    摘要: An exemplary voltage stabilizing circuit (2) includes a voltage input port (20), a voltage output port (21), a first transistor (22), a constant current circuit (23), and a feedback control circuit (24). The first transistor has a first base (221), a first emitter (222) connected to the output port, and a first collector (223) connected to the input port. The feedback control circuit has a resistor (244), a branch circuit (245-247), a voltage stabilizing unit (242), and a second transistor (241). The second transistor has a second emitter (2412) connected to ground via the voltage stabilizing unit and connected to the output port, a second collector (2413) connected to the first base of the first transistor, and a second base (2411) connected to the branch circuit. The constant current circuit provides current to the first base of the first transistor and the second collector of the second transistor.

    摘要翻译: 示例性电压稳定电路(2)包括电压输入端口(20),电压输出端口(21),第一晶体管(22),恒流电路(23)和反馈控制电路(24)。 第一晶体管具有第一基极(221),连接到输出端口的第一发射极(222)和连接到输入端口的第一集电极(223)。 反馈控制电路具有电阻(244),分支电路(245〜247),稳压单元(242)和第二晶体管(241)。 第二晶体管具有经由电压稳定单元连接到地并连接到输出端口的第二发射极(2412),连接到第一晶体管的第一基极的第二集电极(2413)和连接到第一晶体管的第二基极(2411) 分支电路。 恒流电路向第一晶体管的第一基极和第二晶体管的第二集电极提供电流。

    Power switching circuit and liquid crystal display using same
    8.
    发明申请
    Power switching circuit and liquid crystal display using same 有权
    电源开关电路和液晶显示器使用相同

    公开(公告)号:US20080037186A1

    公开(公告)日:2008-02-14

    申请号:US11891796

    申请日:2007-08-13

    申请人: Hua Xiao Tong Zhou

    发明人: Hua Xiao Tong Zhou

    IPC分类号: G05F1/569 G02F1/1333

    摘要: An exemplary LCD (2) includes a control signal input terminal (210) configured for receiving a control signal; an output terminal (220) configured to be connected to a load circuit; a first direct current (DC) power supply (230); a first switching transistor (250) including a control electrode “b” connected to the control signal input terminal, a first current conducting electrode “c” connected to the DC power supply via a first bias resistor, and a second current conducting electrode “e” connected to ground; a second switching transistor (250) including a control electrode “G” connected to the first current conducting electrode of the first switching transistor, a first current conducting electrode “S” connected to the DC power supply, and a second current conducting electrode “D” connected to the output terminal; and a discharging resistor (225) configured to be connected between the output terminal and ground.

    摘要翻译: 示例性LCD(2)包括被配置为接收控制信号的控制信号输入端(210) 被配置为连接到负载电路的输出端子(220); 第一直流(DC)电源(230); 包括连接到控制信号输入端子的控制电极“b”的第一开关晶体管(250),经由第一偏置电阻器连接到直流电源的第一导电电极“c”和第二导电电极“e” “连接到地面; 包括连接到第一开关晶体管的第一导电电极的控制电极“G”的第二开关晶体管(250),连接到直流电源的第一导电电极“S”和第二导电电极“D” “连接到输出端子; 以及配置为连接在输出端子和地之间的放电电阻器(225)。

    Voltage regulating circuit having voltage stabilizing circuits
    9.
    发明申请
    Voltage regulating circuit having voltage stabilizing circuits 审中-公开
    电压调节电路具有稳压电路

    公开(公告)号:US20080036441A1

    公开(公告)日:2008-02-14

    申请号:US11891798

    申请日:2007-08-13

    申请人: Huai Du

    发明人: Huai Du

    IPC分类号: G05F3/08

    CPC分类号: H02M3/005

    摘要: An exemplary voltage regulating circuit (20) includes a voltage modulating unit (22, 24) and a voltage-dividing unit (26). The voltage-dividing unit includes a voltage divider (27) and at least one voltage stabilizing circuit (28) electrically coupled to the voltage divider. The voltage modulating unit transforms an input voltage to an operation voltage. The voltage divider divides the operation voltage into a plurality of sub-voltages, the at least one voltage stabilizing circuit stabilizes a corresponding one of the sub-voltages at a desired value, and the at least one voltage stabilizing circuit outputs the stabilized voltage.

    摘要翻译: 示例性电压调节电路(20)包括电压调制单元(22,24)和分压单元(26)。 分压单元包括分压器(27)和至少一个电耦合到分压器的稳压电路(28)。 电压调制单元将输入电压变换为工作电压。 所述分压器将所述工作电压分压为多个子电压,所述至少一个稳压电路使相应的一个所述子电压稳定在期望值,并且所述至少一个稳压电路输出所述稳定电压。

    Liquid crystal panel with static electricity damage prevention
    10.
    发明申请
    Liquid crystal panel with static electricity damage prevention 有权
    液晶面板具有静电损伤预防

    公开(公告)号:US20090079917A1

    公开(公告)日:2009-03-26

    申请号:US12284365

    申请日:2008-09-22

    申请人: Zi-Sheng Pan

    发明人: Zi-Sheng Pan

    IPC分类号: G02F1/1333 G02F1/1339

    CPC分类号: G02F1/136204 G02F1/1339

    摘要: An exemplary liquid crystal panel includes a top substrate and a bottom substrate, a liquid crystal layer positioned between the top substrate and the bottom substrate, and a black matrix unit formed on a bottom surface that is adjacent to the liquid crystal layer of the top substrate. The black matrix includes an insulating layer and a grounded conductive layer between the bottom surface of the top substrate and the insulating layer.

    摘要翻译: 示例性液晶面板包括顶部基板和底部基板,位于顶部基板和底部基板之间的液晶层和形成在与顶部基板的液晶层相邻的底面上的黑色矩阵单元 。 黑矩阵包括绝缘层和位于顶部基板的底表面与绝缘层之间的接地导电层。