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    • 4. 发明授权
    • Level shifter and a display device having the same
    • 电平移位器和具有该移位器的显示装置
    • US07362158B2
    • 2008-04-22
    • US11429297
    • 2006-05-05
    • Tae-Hyeong ParkKook-Chul MoonIl-Gon KimChul-Ho KimKyung-Hoon KimHo-Suk Maeng
    • Tae-Hyeong ParkKook-Chul MoonIl-Gon KimChul-Ho KimKyung-Hoon KimHo-Suk Maeng
    • H03L5/00
    • H03K3/356165
    • A level shifter and a display device having the same are provided. In a level shifter, a first transistor includes a gate electrode receiving a first driving voltage, and a source electrode receiving an input signal through an input terminal. A second transistor includes a drain electrode receiving the first driving voltage, and a source electrode electrically connected to a drain electrode of the first transistor through a first node. A third transistor includes a source electrode receiving a second driving voltage, a drain electrode electrically connected to a gate electrode of the second transistor through a second node, and a gate electrode receiving the input signal. A fourth transistor includes a drain electrode receiving the first driving voltage, a gate electrode electrically connected to the drain electrode of the first transistor through the first node, and a source electrode electrically connected to the drain electrode of the third transistor through the second node. An inverter inverts a signal outputted from the second node to apply the inverted signal to an output terminal.
    • 提供了一种电平移位器和具有该电平移位器的显示装置。 在电平移位器中,第一晶体管包括接收第一驱动电压的栅极电极和通过输入端子接收输入信号的源电极。 第二晶体管包括接收第一驱动电压的漏电极和通过第一节点电连接到第一晶体管的漏电极的源电极。 第三晶体管包括接收第二驱动电压的源电极,通过第二节点电连接到第二晶体管的栅电极的漏电极和接收输入信号的栅电极。 第四晶体管包括接收第一驱动电压的漏电极,通过第一节点电连接到第一晶体管的漏电极的栅电极和通过第二节点电连接到第三晶体管的漏电极的源电极。 反相器将从第二节点输出的信号反相,将反相信号施加到输出端。
    • 7. 发明申请
    • Display apparatus, method and device of driving the same
    • 显示装置,驱动方法和装置
    • US20050078075A1
    • 2005-04-14
    • US10961190
    • 2004-10-12
    • Soong-Yong JooHo-Suk Maeng
    • Soong-Yong JooHo-Suk Maeng
    • G02F1/133G09G3/20G09G3/36G11C7/00
    • G09G3/3688G09G3/3614G09G2310/0297G09G2320/0233
    • A display apparatus includes a display panel, a gate driver, a data driver and a line selection circuit. The display panel including a plurality of gate lines, and a plurality of data lines divided into a plurality of blocks. The gate driver outputs a scan signal that activates the gate lines in sequence. The data driver applies a data signal to the data lines by a unit of blocks during an active period which corresponds to a time when one of the gate lines is activated such that a polarity of data signals of i-th active period is opposite to a polarity of data signals of (i+2)-th period, wherein ‘i’ is a natural number. The line selection circuit differentiates timing for selecting the blocks per the gate lines and applies the data signal to the blocks of the data lines. Therefore, display is enhanced.
    • 显示装置包括显示面板,栅极驱动器,数据驱动器和线选择电路。 显示面板包括多条栅极线,以及分割成多个块的多条数据线。 栅极驱动器依次输出激活栅极线的扫描信号。 数据驱动器在有效周期期间以块为单位将数据信号施加到数据线,该有效周期对应于当其中一条栅极线被激活的时间,使得第i个有效周期的数据信号的极性与 第(i + 2)个周期的数据信号的极性,其中'i'是自然数。 线选择电路区分每个栅极线选择块的定时,并将数据信号施加到数据线的块。 因此,显示增强。
    • 8. 发明授权
    • Thin film transistor substrate and liquid crystal display device having the same
    • 薄膜晶体管基板和具有该薄膜晶体管基板的液晶显示装置
    • US08223307B2
    • 2012-07-17
    • US12018576
    • 2008-01-23
    • Kyung-hoon KimKeun-woo ParkKook-chul MoonPil-mo ChoiChul-ho KimHo-suk MaengSang-hoon Lee
    • Kyung-hoon KimKeun-woo ParkKook-chul MoonPil-mo ChoiChul-ho KimHo-suk MaengSang-hoon Lee
    • G02F1/1345
    • G02F1/13454G02F1/136213
    • A liquid crystal display device with a display region and a non-display region surrounding the display region, the liquid crystal display device comprising: a first substrate; a second substrate which faces the first substrate; and a liquid crystal layer which is interposed between the first substrate and the second substrate, the first substrate comprising: a first insulating substrate; gate and data lines which are formed on the first insulating substrate and intersecting each other; a pixel thin film transistor formed on the display region and electrically connected to the gate and data lines; a pixel electrode electrically connected to the pixel thin film transistor; a gate driver formed on the non-display region and connected to the gate line to drive the gate line; and a direct current (DC)/DC converter formed on the non-display region and comprises a converter thin film transistor and a capacitance part; the capacitance part includes: a first capacitance part which comprises a first electrode, a first dielectric layer formed on the first electrode, and a second electrode formed on the first dielectric layer; and a second capacitance part which comprises the second electrode, a second dielectric layer formed on the second electrode, and a third electrode formed on the second dielectric layer.
    • 一种具有显示区域和围绕显示区域的非显示区域的液晶显示装置,所述液晶显示装置包括:第一基板; 面向所述第一基板的第二基板; 以及介于所述第一基板和所述第二基板之间的液晶层,所述第一基板包括:第一绝缘基板; 栅极和数据线,其形成在第一绝缘基板上并彼此交叉; 形成在所述显示区域上并电连接到所述栅极和数据线的像素薄膜晶体管; 与像素薄膜晶体管电连接的像素电极; 栅极驱动器,形成在非显示区域上并连接到栅极线以驱动栅极线; 以及形成在所述非显示区域上并包括转换器薄膜晶体管和电容部分的直流(DC)/ DC转换器; 所述电容部包括:第一电容部,其包括第一电极,形成在所述第一电极上的第一电介质层和形成在所述第一电介质层上的第二电极; 以及第二电容部,其包括所述第二电极,形成在所述第二电极上的第二电介质层和形成在所述第二电介质层上的第三电极。