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    • 5. 发明授权
    • Inspecting method, inspecting apparatus, and defect correcting method
    • 检查方法,检查装置和缺陷修正方法
    • US5532615A
    • 1996-07-02
    • US158843
    • 1993-11-24
    • Naofumi KondoMikio KatayamaMasaya OkamotoMakoto MiyagoKiyoshi NakazawaYuzuru KanemoriMakoto Tachibana
    • Naofumi KondoMikio KatayamaMasaya OkamotoMakoto MiyagoKiyoshi NakazawaYuzuru KanemoriMakoto Tachibana
    • G09G3/00G01R31/02
    • G09G3/006G09G2330/10
    • This invention provides an inspecting method, an inspecting apparatus, and a defect correcting method, for an active matrix substrate including: a gate bus line; a source bus line; a pixel electrode; a switching element for driving the pixel electrode; and a pair of electrodes constituting an auxiliary capacitance. The inspecting method includes: a step of disposing a counter substrate having a face on which a counter electrode is formed so that the face faces the active matrix substrate with a liquid crystal layer interposed therebetween, and connecting signal supplying terminals to gate bus lines and source bus lines and the counter electrode; and a detection step of detecting a defect on the active matrix substrate by performing at least one of a first signal generating step, a second signal generating step, and a third signal generating step. The first, second, and third signal generating steps all include alternately applying an ON signal for turning on the switching element and an OFF signal for turning off the switching element to the gate bus line. The first signal generating step includes applying a first detecting signal having a voltage which changes before the ON signal is applied to the source bus line. The second signal generating step includes applying a second detecting signal having a voltage which changes before and after the ON signal is applied. The third signal generating step includes applying a third detecting signal having a voltage which changes after the ON signal is applied.
    • 本发明提供了一种用于有源矩阵基板的检查方法,检查装置和缺陷校正方法,包括:栅极总线; 源总线; 像素电极; 用于驱动像素电极的开关元件; 以及构成辅助电容的一对电极。 检查方法包括:将具有面对面的对置基板设置在其上形成有相对电极的步骤,使得面向有源矩阵基板的面朝向液晶层,并将信号提供端子连接到栅极总线和源极 总线和对电极; 以及检测步骤,通过执行第一信号产生步骤,第二信号产生步骤和第三信号产生步骤中的至少一个来检测有源矩阵衬底上的缺陷。 第一,第二和第三信号产生步骤都包括交替地施加用于接通开关元件的ON信号和用于将开关元件截止到栅极总线的OFF信号。 第一信号产生步骤包括将具有在ON信号被施加之前改变的电压的第一检测信号施加到源总线上。 第二信号产生步骤包括施加具有在ON信号被施加之前和之后变化的电压的第二检测信号。 第三信号产生步骤包括施加在施加ON信号之后改变的电压的第三检测信号。
    • 9. 发明授权
    • Liquid crystal display device having light shield in periphery of display
    • 液晶显示装置在显示器的周围具有遮光罩
    • US06268895B1
    • 2001-07-31
    • US08736426
    • 1996-10-24
    • Takayuki ShimadaYuzuru KanemoriMikio KatayamaShinya TanakaTakashi Ochi
    • Takayuki ShimadaYuzuru KanemoriMikio KatayamaShinya TanakaTakashi Ochi
    • G02F11333
    • G02F1/134309G02F1/133512G02F1/136213G02F2001/133388
    • A liquid crystal display device of the present invention includes: an active matrix substrate; a counter substrate; and a liquid crystal layer interposed between the active matrix substrate and the counter substrate, wherein the active matrix substrate includes a plurality of switching elements, a plurality of pixel electrodes, gate lines for supplying a control signal to the switching elements, and source lines for supplying a data signal to the switching elements, the gate lines and the source lines crossing each other, and the pixel electrodes being connected to the respective source lines through the switching elements, the counter substrate includes a counter electrode opposed to the plurality of pixel electrodes through the liquid crystal layer, the plurality of pixel electrodes, the counter electrodes and the liquid crystal layer interposed therebetween form a plurality of pixel regions, and wherein the liquid crystal display device includes a display region including the plurality of pixel regions and a peripheral region surrounding the display region, and the active matrix substrate includes a first conductive layer in the peripheral region.
    • 本发明的液晶显示装置包括:有源矩阵基板; 相对基板; 以及插入在有源矩阵基板和对置基板之间的液晶层,其中所述有源矩阵基板包括多个开关元件,多个像素电极,用于向所述开关元件提供控制信号的栅极线,以及用于 向切换元件提供数据信号,栅极线和源极线彼此交叉,并且像素电极通过开关元件连接到各个源极线,对置基板包括与多个像素电极相对的对置电极 通过液晶层,多个像素电极,对置电极和夹在其间的液晶层形成多个像素区域,并且其中液晶显示装置包括包括多个像素区域的显示区域和周边区域 围绕显示区域,有源矩阵基板包括 是周边区域中的第一导电层。
    • 10. 发明授权
    • Liquid crystal display device having overlapping color filters
    • 具有重叠滤色器的液晶显示装置
    • US5870157A
    • 1999-02-09
    • US721333
    • 1996-09-26
    • Takayuki ShimadaYuzuru KanemoriMikio Katayama
    • Takayuki ShimadaYuzuru KanemoriMikio Katayama
    • G02B5/20G02F1/1335G02F1/136G02F1/1368G09F9/00G02F1/1333G02F1/1343
    • G02F1/133514G02F1/133512G02F1/134336
    • A liquid crystal display device of the present invention includes: a active matrix substrate; a liquid crystal layer; and a counter substrate opposing the active matrix substrate with the liquid crystal layer interposed therebetween. The active matrix substrate includes a plurality of scanning lines, a plurality of signal lines crossing the scanning lines, a plurality of switching elements each provided near a crossing of each scanning line and each signal line, an insulating film, and a plurality of pixel electrodes at least partially overlapping the scanning lines and the signal lines with the insulating film interposed therebetween. The counter substrate includes a plurality of color filters. Adjoining color filters of different colors on the counter substrate at least partially overlap each other at a position corresponding to a boundary between adjoining pixel electrodes on the active matrix substrate.
    • 本发明的液晶显示装置包括:有源矩阵基板; 液晶层; 以及与有源矩阵基板相对的相对基板,其间夹着液晶层。 有源矩阵基板包括多条扫描线,与扫描线交叉的多条信号线,分别设置在每条扫描线与每条信号线交叉点附近的多个开关元件,绝缘膜和多个像素电极 至少部分地与扫描线和信号线重叠,绝缘膜插入其间。 对置基板包括多个滤色器。 在对置基板上的不同颜色的相邻滤色器在与有源矩阵基板上的相邻像素电极之间的边界相对应的位置处至少部分地彼此重叠。