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    • 1. 发明授权
    • Color liquid crystal display device with peripheral pixels in a
light-shielded state
    • 具有遮光状态的周边像素的彩色液晶显示装置
    • US5617230A
    • 1997-04-01
    • US287430
    • 1994-08-09
    • Masao OhgawaraHiroyoshi Tsubota
    • Masao OhgawaraHiroyoshi Tsubota
    • G02F1/1335G02F1/1343G02F1/1333
    • G02F1/133512G02F1/133514G02F1/134336
    • A color liquid crystal display device comprising light shielding layers and color filters on the inner surface of a cell, wherein similar light shielding layers and color filters are disposed also in a peripheral region outside of a display region which is equipped with groups of striped row and column electrodes opposed mutually to form pixels for display. The respective patterns of the light shielding layers and the color filters are the same in both the display region and the peripheral region. A liquid crystal layer formed in the display device has a twist angle of 160.degree. to 300.degree., and a retardation compensator composed of a film is superposed on such layer so as to compensate the elliptical polarization. And a non-selective voltage is applied continuously to the scanning electrodes in the peripheral region so as to maintain the peripheral pixels in a light-shielded state, thereby rendering the display easier to be seen. Furthermore, due to overlaps of the color filters and the light shielding layers in both the display region and the peripheral region, the gap between the substrates is retained substantially uniform to minimize the nonuniformity of the backgroud color.
    • 在单元的内表面上包括遮光层和滤色器的彩色液晶显示装置,其中类似的遮光层和滤色器也布置在显示区域的外侧的外围区域中,该显示区域配备有条带行和 列电极相互对置以形成用于显示的像素。 遮光层和滤色器的各个图案在显示区域和周边区域中都是相同的。 在显示装置中形成的液晶层的扭转角为160°〜300°,由膜构成的延迟补偿器叠加在该层上,以补偿椭圆偏振。 并且对外围区域中的扫描电极连续施加非选择性电压,以使周边像素保持在遮光状态,从而使显示更容易看出。 此外,由于显示区域和周边区域中的滤色器和遮光层的重叠,基板之间的间隙保持基本一致,以使背景颜色的不均匀性最小化。
    • 2. 发明授权
    • Liquid crystal display device and a method for driving the same
    • 液晶显示装置及其驱动方法
    • US06057822A
    • 2000-05-02
    • US870279
    • 1997-06-06
    • Hiroyoshi Tsubota
    • Hiroyoshi Tsubota
    • G02F1/133G09G3/36H04N5/66
    • G09G3/3648G09G2320/0204G09G3/3614
    • A liquid crystal display device includes a liquid crystal display device, a vertical scanner, a horizontal scanner, a video driver, a timing generator, and termination means. The liquid crystal panel is provided with pixels arranged in a matrix. The vertical scanner operates in accordance with a first start-pulse signal, and sequentially selects each row of the pixels. The horizontal scanner operates in accordance with a second start-pulse signal, and sequentially writes a video signal to the selected row of the pixels by distributing the video signal to each column of the pixels. The video driver, which is activated in accordance with supply of power, supplies the video signal to the liquid crystal panel. The timing generator, which is activated in accordance with the supply of power, supplies the first start-pulse signal and the second start-pulse signal to the vertical scanner and the horizontal scanner, respectively. The termination circuit terminates at least either of the first start-pulse signal and the second start-pulse signal which are repeatedly inputted to the vertical scanner and the horizontal scanner until the video signal outputted from the video driver becomes stable when power is supplied.
    • 液晶显示装置包括液晶显示装置,垂直扫描仪,水平扫描仪,视频驱动器,定时发生器和终端装置。 液晶面板设置有以矩阵形式布置的像素。 垂直扫描仪根据第一起始脉冲信号进行操作,并顺序选择像素的每一行。 水平扫描器根据第二起始脉冲信号进行操作,并且通过将视频信号分配给像素的每一列,将视频信号顺序地写入所选择的像素行。 根据电力供应激活的视频驱动器将视频信号提供给液晶面板。 定时发生器根据电力供应被激活,分别将第一起始脉冲信号和第二起始脉冲信号提供给垂直扫描器和水平扫描器。 终端电路终止重复输入到垂直扫描器和水平扫描器的第一起始脉冲信号和第二起始脉冲信号中的至少一个,直到从电视驱动器输出的视频信号在供电时变得稳定。
    • 3. 发明授权
    • Display apparatus
    • 显示装置
    • US5936617A
    • 1999-08-10
    • US627004
    • 1996-04-03
    • Katsuhide UchinoToshikazu MaekawaYoshiharu NakajimaHiroyoshi Tsubota
    • Katsuhide UchinoToshikazu MaekawaYoshiharu NakajimaHiroyoshi Tsubota
    • G02F1/133G09G3/20G09G3/36G09G5/00
    • G09G3/3611G09G2310/0297G09G2320/02G09G3/2011
    • The invention provide a display apparatus of a plural pixel simultaneous driving system wherein sample and hold noise included in a video signal is removed before the video signal is supplied to a display panel. A video signal processing circuit operates in response to a timing signal supplied from an external timing signal source, and delays an input video signal supplied thereto from an external video signal source to produce an output video signal. The video signal processing circuit includes a first sample and hold circuit, a second sample and hold circuit and a differential circuit. The first sample and hold circuit repetitively samples and holds the input video signal in response to the timing signal. The second sample and hold circuit repetitively samples and holds a predetermined reference signal in response to the same timing signal. The differential circuit differentially processes the input video signal after it has been sampled and held and the reference signal after it has been sampled and held to produce an output video signal from which sample and hold noise synchronized with the timing signal has been removed.
    • 本发明提供了一种多像素同步驱动系统的显示装置,其中包括在视频信号中的采样和保持噪声在视频信号被提供给显示面板之前被去除。 视频信号处理电路响应于从外部定时信号源提供的定时信号而工作,并且将从外部视频信号源提供的输入视频信号延迟以产生输出视频信号。 视频信号处理电路包括第一采样和保持电路,第二采样保持电路和差分电路。 第一采样和保持电路响应于定时信号重复采样和保持输入视频信号。 第二采样和保持电路响应于相同的定时信号重复采样并保持预定的参考信号。 差分电路在采样和保持之后对输入视频信号进行差分处理,并且其后的参考信号被采样和保持以产生输出视频信号,其中与定时信号同步的采样和保持噪声已被去除。
    • 5. 发明授权
    • Color liquid crystal display having color filters and light blocking
layers in the periphery
    • 彩色液晶显示器在周边具有滤色器和遮光层
    • US5365357A
    • 1994-11-15
    • US65526
    • 1993-05-24
    • Masao OhgawaraHiroyoshi Tsubota
    • Masao OhgawaraHiroyoshi Tsubota
    • G02F1/1335G02F1/1343
    • G02F1/133512G02F1/133514G02F1/134336
    • A color liquid crystal display device comprising light shielding layers and color filters on the inner surface of a cell, wherein similar light shielding layers and color filters are disposed also in a peripheral region outside of a display region which is equipped with groups of striped row and column electrodes opposed mutually to form pixels for display. The respective patterns of the light shielding layers and the color filters are the same in both the display region and the peripheral region. A liquid crystal layer formed in the display device has a twist angle of 160.degree. to 300.degree. and a retardation compensator composed of a film is superposed on such layer so as to compensate the elliptical polarization. And a non-selective voltage is applied continuously to the scanning electrodes in the peripheral region so as to maintain the peripheral pixels in a light-shielded state, thereby rendering the display easier to be seen. Furthermore, due to overlaps of the color filters and the light shielding layers in both the display region and the peripheral region, the gap between the substrates is retained substantially uniform to minimize the nonuniformity of the background color.
    • 在单元的内表面上包括遮光层和滤色器的彩色液晶显示装置,其中类似的遮光层和滤色器也布置在显示区域的外侧的外围区域中,该显示区域配备有条带行和 列电极相互对置以形成用于显示的像素。 遮光层和滤色器的各个图案在显示区域和周边区域中都是相同的。 形成在显示装置中的液晶层具有160°至300°的扭曲角度,并且将由薄膜组成的延迟补偿器叠加在该层上以补偿椭圆偏振。 并且对外围区域中的扫描电极连续施加非选择性电压,以使周边像素保持在遮光状态,从而使显示更容易看出。 此外,由于显示区域和周边区域中的滤色器和遮光层的重叠,基板之间的间隙保持基本均匀,以使背景颜色的不均匀性最小化。
    • 6. 发明授权
    • Liquid crystal display device and projection-type display device
    • 液晶显示装置和投影式显示装置
    • US07872708B2
    • 2011-01-18
    • US12162654
    • 2007-11-26
    • Yumiko TatemoriHiroyoshi TsubotaFumiaki Abe
    • Yumiko TatemoriHiroyoshi TsubotaFumiaki Abe
    • G02F1/1335
    • G02F1/133536G02F2001/133548G02F2001/133565G03B21/006
    • The problem to be solved is to suppress image quality degradation caused by polarizers and provide improved light fastness.To solve the above problem, the embodiment of the present invention is a liquid crystal display device. The liquid crystal display device includes a driving-side substrate 1 on which a drive transistor 5, pixel electrode 6 and orientation film are formed. The liquid crystal display device further includes an opposed-side substrate 2 on which an opposed electrode and orientation film are formed. The liquid crystal display device still further includes liquid crystal 4 filled between the pixel electrode 6 of the driving-side substrate 1 and opposed electrode of the opposed-side substrate 2. The liquid crystal display device still further includes a reflective inorganic polarizer 3 formed between the drive transistor 5 and pixel electrode 6 of the driving-side substrate 1. The embodiment of the present invention is also a projection-type display device using the liquid crystal display device.
    • 要解决的问题是抑制由偏振器引起的图像质量劣化并提供改善的耐光性。 为了解决上述问题,本发明的实施例是液晶显示装置。 液晶显示装置包括驱动侧基板1,驱动侧基板1形成有驱动晶体管5,像素电极6和取向膜。 液晶显示装置还包括相对侧基板2,其上形成有相对的电极和取向膜。 液晶显示装置还包括填充在驱动侧基板1的像素电极6和相对侧基板2的相对电极之间的液晶4.液晶显示装置还包括反射型无机偏振器3, 驱动侧基板1的驱动晶体管5和像素电极6.本发明的实施例也是使用液晶显示装置的投影型显示装置。
    • 7. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE AND PROJECTION-TYPE DISPLAY DEVICE
    • 液晶显示装置和投影型显示装置
    • US20090059104A1
    • 2009-03-05
    • US12162654
    • 2007-11-26
    • Yumiko TatemoriHiroyoshi TsubotaFumiaki Abe
    • Yumiko TatemoriHiroyoshi TsubotaFumiaki Abe
    • G02F1/1333G02F1/1335
    • G02F1/133536G02F2001/133548G02F2001/133565G03B21/006
    • The problem to be solved is to suppress image quality degradation caused by polarizers and provide improved light fastness.To solve the above problem, the embodiment of the present invention is a liquid crystal display device. The liquid crystal display device includes a driving-side substrate 1 on which a drive transistor 5, pixel electrode 6 and orientation film are formed. The liquid crystal display device further includes an opposed-side substrate 2 on which an opposed electrode and orientation film are formed. The liquid crystal display device still further includes liquid crystal 4 filled between the pixel electrode 6 of the driving-side substrate 1 and opposed electrode of the opposed-side substrate 2. The liquid crystal display device still further includes a reflective inorganic polarizer 3 formed between the drive transistor 5 and pixel electrode 6 of the driving-side substrate 1. The embodiment of the present invention is also a projection-type display device using the liquid crystal display device.
    • 要解决的问题是抑制由偏振器引起的图像质量劣化并提供改善的耐光性。 为了解决上述问题,本发明的实施例是液晶显示装置。 液晶显示装置包括驱动侧基板1,驱动侧基板1形成有驱动晶体管5,像素电极6和取向膜。 液晶显示装置还包括相对侧基板2,其上形成有相对的电极和取向膜。 液晶显示装置还包括填充在驱动侧基板1的像素电极6和相对侧基板2的相对电极之间的液晶4.液晶显示装置还包括反射型无机偏振器3, 驱动侧基板1的驱动晶体管5和像素电极6.本发明的实施例也是使用液晶显示装置的投影型显示装置。