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公开(公告)号：US10074670B2
公开(公告)日：2018-09-11
申请号：US14953992
申请日：2015-11-30
Applicant: Japan Display Inc.
Inventor： Osamu Itou , Kenji Nakao , Toshimasa Ishigaki , Daisuke Sonoda
IPC: G02F1/1335 , H01L27/12 , G02B5/20 , G02F1/1362
CPC classification number: H01L27/124 , G02B5/201 , G02F1/133514 , G02F1/136286 , G02F2001/136222 , G02F2201/52
Abstract: In an embodiment, a color filter substrate includes an substrate, first to fifth lines, first to third switching elements, first to third electrodes, color filter layer between electrodes and the substrate, and insulating layer with first to third apertures. The first electrode is formed in a first area defined by lines at the first line side, and the second electrode is formed in the first area at the second line side. The third electrode is formed in a second area defined by lines. Electrodes are connected to switching elements through apertures respectively. The first aperture is formed at the first line side, and the second aperture is formed at the second line side.
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公开(公告)号：US09804435B2
公开(公告)日：2017-10-31
申请号：US14965200
申请日：2015-12-10
Applicant: Japan Display Inc.
Inventor： Osamu Itou , Kenji Nakao , Toshimasa Ishigaki , Daisuke Sonoda
IPC: G02F1/1335 , H01L27/12 , G02F1/1343 , G02F1/1362
CPC classification number: G02F1/133514 , G02F1/134309 , G02F2001/136222 , G02F2201/52 , H01L27/1218
Abstract: A color filter substrate includes an insulating substrate, a first pixel electrode, a second pixel electrode, a third pixel electrode, a first color filter disposed between the first pixel electrode and the insulating substrate, a second color filter disposed between the second pixel electrode and the insulating substrate, and a third color filter disposed between the third pixel electrode and the insulating substrate, wherein the first pixel electrode, the second pixel electrode, and the third pixel electrode are adjacent to each other, the first color filter has a first end, the second color filter has a second end, and the third color filter has a third end, and two of the first end, the second end, and the third end overlap in the first overlap area.
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公开(公告)号：US09594278B2
公开(公告)日：2017-03-14
申请号：US14790857
申请日：2015-07-02
Applicant: Japan Display Inc.
Inventor： Kenji Nakao , Osamu Itou , Toshimasa Ishigaki , Daisuke Sonoda , Takato Hiratsuka
IPC: G02F1/1339 , G02F1/1343 , G02F1/1362 , G02F1/1335
CPC classification number: G02F1/136286 , G02F1/133345 , G02F1/133512 , G02F1/133516 , G02F1/13394 , G02F1/134336 , G02F1/134363 , G02F1/13439 , G02F1/136209 , G02F1/136227 , G02F1/1368 , G02F2001/133519 , G02F2001/13398 , G02F2001/134372 , G02F2001/136222 , G02F2201/121 , G02F2201/123
Abstract: A provided is a liquid crystal display device with a high definition screen and less color mixture. On an array substrate, a pixel is formed between the adjacent video signal lines, a color filter is formed within the pixel, a flattening film is formed on the color filter, a lower layer is formed on the flattening film, and an upper layer having a slit is formed on the lower layer with an interlayer insulating film interposed therebetween; and on the array substrate, an opposite substrate is arranged with a liquid crystal layer interposed therebetween. When a distance from the top of the video signal line working as a light shielding film to the bottom of the liquid crystal layer is defined as d and a space between the centers of the video signal lines separating the pixel is defined as w, a relation of d≦0.3 w is satisfied.
Abstract translation: 提供了具有高清晰度屏幕和较少颜色混合物的液晶显示装置。 在阵列基板上，在相邻的视频信号线之间形成像素，在像素内形成滤色器，在滤色器上形成平坦化膜，在平坦化膜上形成下层，上层形成在 在下层上形成有间隔层间绝缘膜的狭缝; 并且在阵列基板上，布置有相对的基板，其间夹有液晶层。 当从作为遮光膜的视频信号线的顶部到液晶层的底部的距离定义为d，并且将像素分离的视频信号线的中心之间的间隔定义为w时，关系 d≤0.3w。
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公开(公告)号：US09552784B2
公开(公告)日：2017-01-24
申请号：US14449444
申请日：2014-08-01
Applicant: Japan Display Inc.
Inventor： Daiichi Suzuki , Yukio Tanaka , Kenji Nakao , Kazuhiro Nishiyama , Shinichi Komura , Shinichiro Oka , Mika Oiwa
CPC classification number: G09G3/3614 , G09G3/3648 , G09G2310/0281 , G09G2310/06 , G09G2320/0247 , G09G2330/021 , G09G2340/0435
Abstract: According to one embodiment, a lateral electric-field type of liquid crystal display device includes a display panel including a plurality of liquid crystal pixels arranged in a matrix, and a controller configured to perform intermittent driving to rewrite an image signal to the liquid crystal pixels, wherein a frame frequency falls within a range of 10 Hz to 20 Hz, and an absolute value of a flexo coefficient (e11, e33) of a liquid crystal applied to the liquid crystal pixels is 1.6 pC/m or less.
Abstract translation: 根据一个实施例，液晶显示装置的横向电场型包括：显示面板，包括以矩阵形式排列的多个液晶像素;以及控制器，被配置为执行间歇驱动以将图像信号重写到液晶像素 其中帧频落在10Hz至20Hz的范围内，并且施加到液晶像素的液晶的柔性系数（e11，e33）的绝对值为1.6pC / m以下。
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公开(公告)号：US10054832B2
公开(公告)日：2018-08-21
申请号：US14923915
申请日：2015-10-27
Applicant: Japan Display Inc.
Inventor： Osamu Itou , Kenji Nakao , Toshimasa Ishigaki , Masahiro Kosuge
IPC: G02F1/1362 , G02F1/1343
CPC classification number: G02F1/136227 , G02F1/134363 , G02F2001/134372 , G02F2001/136222
Abstract: Disclosed is a liquid crystal display device including an active element substrate having an active element; a first layer provided on the active element and having a first hole formed therein, the first layer being one of a first insulating layer and a color filter; a second layer provided on the first layer and having a second hole formed therein, the second layer being the other of the first insulating layer and the color filter; a common electrode provided on the second layer; a second insulating layer having a plate-like portion provided on the common electrode and a first contact portion protruded downward; and a pixel electrode having a second contact portion protruded downward. The first contact portion is provided inside the second hole, and the second contact portion is provided inside the first hole and inside the second hole and electrically connected to the active element.
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Patent Agency Ranking
公开(公告)号：US09905156B2
公开(公告)日：2018-02-27
申请号：US15496308
申请日：2017-04-25
Applicant: Japan Display Inc.
Inventor： Kenji Nakao , Yukio Tanaka , Daiichi Suzuki
IPC: G09G3/20 , G02F1/1368 , G02F1/1362 , G09G3/36 , G09G3/3225 , G02F1/1343
CPC classification number: G09G3/2092 , G02F1/136286 , G02F1/1368 , G02F2001/134372 , G09G3/3225 , G09G3/3648 , G09G2300/08 , G09G2300/0819 , G09G2320/0214 , G09G2320/0233 , G09G2320/0247 , G09G2330/021
Abstract: A high-precision display device is capable of suppressing a leak current and operating at a low power consumption. The display device comprises a source power supply for providing a pixel electric potential to each pixel placed on a substrate through a first thin-film transistor; a gate power supply for controlling conductive and nonconductive states of the first thin-film transistor; and a second thin-film transistor disposed between the first thin-film transistor and the gate power supply, the second thin-film transistor being controllable independently of the first thin-film transistor.
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公开(公告)号：US09666150B2
公开(公告)日：2017-05-30
申请号：US14564142
申请日：2014-12-09
Applicant: Japan Display Inc.
Inventor： Kenji Nakao , Yukio Tanaka , Daiichi Suzuki
IPC: G09G3/3233 , G09G3/36 , G02F1/1362 , G09G3/3225
CPC classification number: G09G3/2092 , G02F1/136286 , G02F1/1368 , G02F2001/134372 , G09G3/3225 , G09G3/3648 , G09G2300/08 , G09G2300/0819 , G09G2320/0214 , G09G2320/0233 , G09G2320/0247 , G09G2330/021
Abstract: A high-precision display device is capable of suppressing a leak current and operating at a low power consumption. The display device comprises a source power supply for providing a pixel electric potential to each pixel placed on a substrate through a first thin-film transistor; a gate power supply for controlling conductive and nonconductive states of the first thin-film transistor; and a second thin-film transistor disposed between the first thin-film transistor and the gate power supply, the second thin-film transistor being controllable independently of the first thin-film transistor.
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公开(公告)号：US09601071B2
公开(公告)日：2017-03-21
申请号：US14510471
申请日：2014-10-09
Applicant: Japan Display Inc.
Inventor： Daiichi Suzuki , Yukio Tanaka , Kenji Nakao , Kazuhiro Nishiyama , Shinichi Komura , Shinichiro Oka , Mika Oiwa
IPC: G09G3/36 , G02F1/1343
CPC classification number: G09G3/3648 , G02F1/1337 , G02F1/134363 , G02F1/1368 , G02F2001/134372 , G09G3/3614 , G09G2300/0426 , G09G2320/0247 , G09G2330/021 , G09G2340/0435
Abstract: According to one embodiment, a lateral electric-field type of liquid crystal display device includes a display panel and a controller, wherein a frame frequency falls within a range of 1 Hz to 10 Hz, an off-leak current of each of the TFTs has a value of 1×10−15 A or less, a resistivity of a liquid crystal and a resistivity of an alignment film both fall within one of a first range and a second range, the first range being 1×1013 to 5×1013 Ω·cm, the second range being 5×1013 to 5×1014 Ω·cm, and a relationship of “R1×C1≈R2×C2” is satisfied, where R1 is a resistance and C1 is a capacity with respect to each pixel, R2 is a resistance and C2 is a capacity with respect to each pixel.
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公开(公告)号：US20160284291A1
公开(公告)日：2016-09-29
申请号：US15177015
申请日：2016-06-08
Applicant: Japan Display Inc.
Inventor： Yukio Tanaka , Toshiyuki Higano , Kenji Nakao , Hirofumi Wakemoto
CPC classification number: G09G3/3614 , G09G3/2018 , G09G3/3648 , G09G3/3696 , G09G2300/0426 , G09G2320/046 , G09G2330/021
Abstract: According to one embodiment, a liquid crystal display device includes an array substrate, a counter substrate, a liquid crystal layer and a driving unit. The driving unit is configured to perform polarity inversion driving by applying, to the pixel electrode, positive and negative video signals. When applying the video signals to the pixel electrode, the driving unit superposes a correction signal corresponding to a polarity inversion frequency and the gray level on the video signals in advance.
Abstract translation: 根据一个实施例，液晶显示装置包括阵列基板，对向基板，液晶层和驱动单元。 驱动单元被配置为通过向像素电极施加正和负视频信号来执行极性反转驱动。 当将视频信号施加到像素电极时，驱动单元预先将对应于极性反转频率和灰度级的校正信号叠加在视频信号上。
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公开(公告)号：US09406270B2
公开(公告)日：2016-08-02
申请号：US14294471
申请日：2014-06-03
Applicant: Japan Display Inc.
Inventor： Yukio Tanaka , Daiichi Suzuki , Kenji Nakao
IPC: G09G3/36
CPC classification number: G09G3/3614 , G02F1/133345 , G02F1/133528 , G02F1/1337 , G02F1/134336 , G02F1/13439 , G02F1/136286 , G02F1/1368 , G02F2001/133531 , G02F2001/133738 , G02F2001/134372 , G02F2201/121 , G02F2201/123 , G09G3/3648 , G09G2300/0426 , G09G2320/0257 , G09G2330/021 , G09G2340/0435
Abstract: According to one embodiment, a liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer, a driver and a control circuit. The control circuit is configured to cause the driver to carry out one of an ordinary driving and an intermittent driving, which is set by switching. The control circuit supplies signals to a plurality of pixel electrodes of each of columns of the pixel electrodes in each of frame periods in the intermittent driving, the supplied signals having polarities inverted in units of at least one row.
Abstract translation: 根据一个实施例，液晶显示装置包括第一基板，第二基板，液晶层，驱动器和控制电路。 控制电路被配置为使驾驶员执行通过切换设定的普通驾驶和间歇驾驶中的一种。 控制电路在间歇驱动中的每个帧周期中向像素电极的列中的多个像素电极提供信号，所提供的信号具有以至少一行为单位的极性反转。
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