公开(公告)号：US20240310678A1

公开(公告)日：2024-09-19

申请号：US18674187

申请日：2024-05-24

Applicant: Japan Display Inc.

Inventor： Tomohide ONOGI ,  Yasuo SEGAWA

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1368 ,  H01L27/12 ,  H01L29/786

CPC classification number: G02F1/134336 ,  G02F1/133345 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  H01L27/1222 ,  H01L27/1244 ,  H01L29/78669 ,  H01L29/78678 ,  G02F1/133357 ,  G02F1/134372 ,  G02F1/136295 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/40 ,  G02F2202/103 ,  G02F2202/104

Abstract: A liquid crystal display device according to FFS technology is provided, which sufficiently provides a common electrode with common electric potential and improves an aperture ratio of pixels. A pixel electrode is formed of a first layer transparent electrode. A common electrode made of a second layer transparent electrode is formed above the pixel electrode interposing an insulation film between them. The common electrode in an upper layer is provided with a plurality of slits. The common electrode extends over all the pixels in a display region. An end of the common electrode is disposed on a periphery of the display region and connected with a peripheral common electric potential line that provides a common electric potential Vcom. There is provided neither an auxiliary common electrode line nor a pad electrode, both of which are provided in a liquid crystal display device according to a conventional art.

公开(公告)号：US12066721B2

公开(公告)日：2024-08-20

申请号：US17281947

申请日：2021-03-24

Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Wenqiang Yu ,  Chao Wang

IPC: G02F1/1362 ,  G02F1/1343 ,  G02F1/1368 ,  H01L27/12 ,  H01L29/786

CPC classification number: G02F1/134345 ,  G02F1/136209 ,  G02F1/136222 ,  G02F1/136286 ,  G02F1/1368 ,  H01L27/124 ,  H01L29/78633 ,  G02F2201/40

Abstract: A display panel and a display device are provided. The display panel includes a plurality of scan lines extending in a first direction, a plurality of data lines extending in a second direction, and a plurality of pixel units. Each of the pixel units comprises a first sub-pixel, a second sub-pixel, and a third sub-pixel disposed between adjacent two of the scan lines. The first sub-pixel and the second sub-pixel are arranged along the first direction, and the first sub-pixel and the third sub-pixel are arranged along the second direction.

公开(公告)号：US12013618B2

公开(公告)日：2024-06-18

申请号：US17954646

申请日：2022-09-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jianbo Xian ,  Hongfei Cheng ,  Jian Xu ,  Yong Qiao

IPC: G02F1/1362 ,  G02F1/03 ,  G02F1/155 ,  G02F1/1335 ,  G02F1/1339 ,  G02F1/1343 ,  G02F1/1368

CPC classification number: G02F1/136286 ,  G02F1/0316 ,  G02F1/136218 ,  G02F1/155 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/13394 ,  G02F1/134336 ,  G02F1/136204 ,  G02F1/136209 ,  G02F1/136222 ,  G02F1/1368 ,  G02F2201/40

Abstract: An array substrate (10) and a display device (16) are provided, and the array substrate includes a base substrate (1) and includes a pixel array (1) and an auxiliary conductive structure (3) which are on the base substrate (1); the pixel array includes a plurality of pixel units (2) arranged in an array and a plurality of pixel electrodes (21), and each of the plurality of pixel units (2) includes at least one of the plurality of pixel electrodes (21); the auxiliary conductive structure (3) surrounds at least one of the plurality of pixel electrodes (21) and is insulated from the plurality of pixel electrodes (21); a resistivity of a material of the auxiliary conductive structure (3) is less than or equal to a resistivity of a material of the at least one of the plurality of the pixel electrodes (21). The auxiliary conductive structure (3) receives and transmits interfering charges around the pixel electrode (21), so that the interfering charges are kept away from the pixel electrode (21), and thereby interference of the interfering charges on the pixel electrode (21) is prevented or reduced.

公开(公告)号：US20240178241A1

公开(公告)日：2024-05-30

申请号：US18191701

申请日：2023-03-28

Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Hui YANG ,  Fan YANG

IPC: H01L27/12 ,  G02F1/1343 ,  G02F1/136 ,  G02F1/1362

CPC classification number: H01L27/1255 ,  G02F1/134309 ,  G02F1/13606 ,  G02F1/136213 ,  G02F1/136286 ,  H01L27/124 ,  G02F2201/40

Abstract: The present application provides an array substrate, the array substrate includes a gate electrode, a compensation electrode, an array substrate side common electrode, and a source electrode. Disposing a source electrode portion and a compensation portion of the source electrode on two opposite sides of a storage capacitor portion and connecting the source electrode portion and the compensation portion to the storage capacitor portion can reduce an occupying area of the source electrode to improve an aperture rate of the array substrate.

公开(公告)号：US20240061294A1

公开(公告)日：2024-02-22

申请号：US18499832

申请日：2023-11-01

Applicant: Japan Display Inc.

Inventor： Takao Atarashiya ,  Hayato Kurasawa

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1368

CPC classification number: G02F1/134363 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/13439 ,  G02F1/1368 ,  G02F2201/40 ,  G02F1/134345 ,  G02F1/134372

Abstract: A liquid crystal includes first and second substrates, the first substrate including intersecting data lines and scan lines. A liquid crystal layer is sandwiched therebetween. Also, a plurality of sub-pixels districted by data lines and gate lines, and arranged along the long-axis and the short-axis directions in a matrix. A pixel electrode in the sub-pixels includes a central portion. A common electrode including linear electrodes arranged along the data lines and disposed with gaps therebetween. Sub-pixels are bent at the center portion, such that the linear electrodes or the gaps in both sides of the sub-pixels are inclined in opposite directions with respect to the long-axis direction. At least one of the linear electrodes or at least one of the gaps has a bent portion at the central portion of the respective pixel electrode. The common electrode is provided on liquid crystal layer side over the pixel electrode.

公开(公告)号：US11906862B2

公开(公告)日：2024-02-20

申请号：US17959306

申请日：2022-10-04

Applicant: Japan Display Inc.

Inventor： Isao Suzumura ,  Fumiya Kimura ,  Kazuhide Mochizuki ,  Hitoshi Tanaka ,  Kenichi Akutsu ,  Atsuko Shimada

IPC: G02F1/1362 ,  G02F1/1368 ,  G02F1/1343 ,  H01L27/12

CPC classification number: G02F1/136286 ,  G02F1/1368 ,  G02F1/136227 ,  G02F1/13685 ,  G02F1/134318 ,  G02F1/134363 ,  G02F1/136295 ,  G02F2201/123 ,  G02F2201/40 ,  H01L27/1225

Abstract: According to one embodiment, a display device includes a semiconductor layer, a first insulating layer, a gate electrode, a second insulating layer and a plurality of transparent conductive layers. The transparent conductive layers include a pixel electrode, a first conductive layer and a second conductive layer. The pixel electrode is in contact with the second conductive layer. The second conductive layer is in contact with the first conductive layer. The first conductive layer is brought into contact with a second region of the semiconductor layer through a first contact hole.

公开(公告)号：US20230341730A1

公开(公告)日：2023-10-26

申请号：US18211623

申请日：2023-06-20

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Shuhei YOSHITOMI ,  Daisuke KUBOTA ,  Koji KUSUNOKI

IPC: G02F1/1343 ,  G06F3/044 ,  G02F1/1368 ,  G06F1/3234

CPC classification number: G02F1/134309 ,  G06F3/044 ,  G06F3/0446 ,  G02F1/1368 ,  G06F1/3265 ,  G02F2201/40 ,  Y02D10/00 ,  G02F1/134345 ,  G02F1/134372 ,  G02F1/136286

Abstract: A high-definition liquid crystal display device is provided. A liquid crystal display device with a high aperture ratio is provided. A liquid crystal display device with a high contrast ratio and display quality is provided. A liquid crystal display device capable of being driven at a low voltage is provided. The display device includes, between a pair of substrates, a pixel electrode, a first common electrode, a second common electrode, and a liquid crystal layer. The pixel electrode and the first common electrode are positioned between the liquid crystal layer and one of the substrates. The second common electrode is positioned between the liquid crystal layer and the other substrate. The same potential is supplied to the first common electrode and the second common electrode. The first common electrode includes a portion overlapping with the second common electrode between the display regions of two adjacent subpixels that exhibit different colors. At least one of the pixel electrode and the first common electrode includes a portion that does not overlap with the second common electrode in the display region of the subpixel.

公开(公告)号：US20190196286A1

公开(公告)日：2019-06-27

申请号：US16218605

申请日：2018-12-13

Applicant: Sharp Kabushiki Kaisha

Inventor： Chia-Hui HSU ,  Junichi MORINAGA ,  Katsuya OGAWA

IPC: G02F1/1362

CPC classification number: G02F1/136286 ,  G02F1/136213 ,  G02F1/136227 ,  G02F2201/123 ,  G02F2201/40

Abstract: The present invention provides a technology which allows ensuring a high level of reliability and achieving a high aperture ratio. An active matrix substrate includes: a drain electrode extension section connected to a drain electrode of a switching element and made of an oxide semiconductor which has been made conductive; and a storage capacitor electrode overlapping with at least a portion of the drain electrode extension section, at least a portion of the storage capacitor electrode being light-transmissive.

公开(公告)号：US20180373076A1

公开(公告)日：2018-12-27

申请号：US16129767

申请日：2018-09-12

Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.

Inventor： Si Deng ,  Yuan Guo

IPC: G02F1/1362 ,  H01L29/786 ,  H01L27/12 ,  H01L21/77 ,  H01L21/02 ,  G02F1/1368 ,  G02F1/1335

CPC classification number: G02F1/1362 ,  G02F1/133516 ,  G02F1/136209 ,  G02F2001/136236 ,  G02F2001/136245 ,  G02F2001/13685 ,  G02F2201/40 ,  G02F2202/104 ,  H01L21/02595 ,  H01L21/02667 ,  H01L21/77 ,  H01L27/127 ,  H01L27/1288 ,  H01L29/78621 ,  H01L29/78633

Abstract: A manufacture method of a low temperature poly-silicon array substrate is provided. A halftone mask is utilized to realize a patterning process applied to a polysilicon layer and an N type heavy doping process of a polysilicon section of an NMOS region. In comparison with prior art, one mask is saved, and thus, the production cost is reduced, and a low temperature poly-silicon array substrate manufactured with such a process possesses excellent electronic property.

公开(公告)号：US20180364534A1

公开(公告)日：2018-12-20

申请号：US15787403

申请日：2017-10-18

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Lingxiao DU ,  Kang YANG ,  Huiping CHAI ,  Hong DING

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1368 ,  H01L27/12

CPC classification number: G02F1/136286 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2201/123 ,  G02F2201/40 ,  G02F2201/52 ,  H01L27/124

Abstract: Provided is a display panel, including an array substrate and a color film substrate; in the array substrate, every two adjacent columns of highlight sub-pixels form a group of highlight sub-pixels, at least one column of color sub-pixels is arranged between any two groups of highlight sub-pixels; the color film substrate includes a black matrix and color filters arranged in array, the black matrix includes a first and second black matrixes, the color filter includes columns of highlight color filters and columns of colored color filters, every two adjacent columns of highlight color filters form a group of highlight color filters, at least one column of colored color filters is arranged between any two groups of highlight color filters; on the color film substrate, orthogonal projection of the second black matrix does not overlap with orthogonal projection of the gap between the two adjacent columns of highlight color filters.