公开(公告)号：US09971449B2

公开(公告)日：2018-05-15

申请号：US15519268

申请日：2016-01-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Xiaoliang Ding ,  Xue Dong ,  Haisheng Wang ,  Xiaochuan Chen ,  Yingming Liu ,  Weijie Zhao ,  Shengji Yang ,  Wei Liu ,  Tao Ren

IPC: G06F3/041 ,  G06F3/044 ,  G02F1/1333 ,  G06F3/047 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1343

CPC classification number: G06F3/0416 ,  G02F1/1333 ,  G02F1/13338 ,  G02F1/133512 ,  G02F1/134309 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2201/121 ,  G06F3/0412 ,  G06F3/0414 ,  G06F3/044 ,  G06F3/047 ,  G06F2203/04105 ,  G06F2203/04111

Abstract: A touch display panel having a pressure detecting function, a display device and a driving method are provided. The touch display panel includes: an array substrate and a counter substrate that are arranged opposite to each other; a plurality of touch electrodes disposed on the counter substrate and a touch electrode wiring electrically connected to each of the touch electrodes; a plurality of pressure detecting electrodes disposed on the counter substrate or the array substrate and a pressure detecting electrode wiring electrically connected to each of the pressure detecting electrodes, wherein any one of the pressure detecting electrodes overlaps with at least one of the touch electrodes in a direction perpendicular to the counter substrate, and with respect to the pressure detecting electrode, the touch electrode is closer to a light exit side of the touch display panel.

公开(公告)号：US09971218B2

公开(公告)日：2018-05-15

申请号：US15401705

申请日：2017-01-09

Applicant: Xiamen Tianma Micro-electronics Co., Ltd. ,  Tianma Micro-electronics Co., Ltd.

Inventor： Zongjun Zou ,  Yanfang Tang ,  Ying Sun ,  Yumin Xu

IPC: G02F1/13 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1368 ,  G09G3/36 ,  G02F1/1345

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/133514 ,  G02F1/134336 ,  G02F1/134363 ,  G02F1/13454 ,  G02F1/1368 ,  G02F2001/134381 ,  G02F2001/13456 ,  G02F2201/121 ,  G02F2201/123 ,  G09G3/3648 ,  G09G2300/0426 ,  G09G2310/0281

Abstract: A display device, a display panel, an array substrate and a driving method thereof are provided. The array substrate includes a plurality of pixel units arranged in an array, m number of gate electrode lines extending along a first direction, a plurality of data lines and m number of lead wires extending along a second direction. The plurality of pixel units are arranged in pixel columns along the second direction and m number of pixel rows along the first direction. Each pixel column is disposed between two adjacent data lines. Pixel units in an ith pixel row are connected to an ith gate electrode line, and the ith gate electrode line is connected to an ith lead wire, where i is a positive integer and 1≤i≤m. The pixel units in the ith pixel row are connected to different data lines far away from the ith lead wire, respectively.

公开(公告)号：US09971176B2

公开(公告)日：2018-05-15

申请号：US15275634

申请日：2016-09-26

Applicant: AU OPTRONICS CORPORATION

Inventor： Wan-Heng Chang ,  Chen-Feng Fan ,  Sung-Yu Su ,  Hsiao-Wei Cheng

IPC: G02F1/13 ,  G02F1/133 ,  G02F1/1335 ,  G02F1/1343 ,  G06F3/041 ,  G09G3/36 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/1323 ,  G02F1/13306 ,  G02F1/13338 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/134309 ,  G02F1/134336 ,  G02F1/13439 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134381 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/52 ,  G06F3/0412 ,  G06F3/0414 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04107 ,  G09G3/3614 ,  G09G2320/028 ,  G09G2320/066 ,  G09G2320/068 ,  G09G2358/00

Abstract: A liquid crystal display panel includes first and second substrates, first pixel electrodes, second pixel electrodes, common electrodes, first auxiliary electrodes, and a liquid crystal layer. The second substrate is disposed opposite to the first substrate. The liquid crystal layer is disposed between the first and the second substrates. The first pixel electrodes, the second pixel electrodes, and the common electrodes are disposed on the first substrate. The first auxiliary electrodes are disposed on the second substrate. One of the first pixel electrodes is not overlapping one of the first auxiliary electrodes in a vertical projection direction. A driving method of the liquid crystal display panel includes setting a first voltage difference in a wide viewing mode and a second voltage difference in a narrow viewing mode between the first auxiliary electrodes and the common electrodes and, respectively. The first voltage difference is less than the second voltage difference.

公开(公告)号：US09964814B2

公开(公告)日：2018-05-08

申请号：US15403274

申请日：2017-01-11

Applicant: Samsung Display Co. Ltd.

Inventor： Dong Han Song ,  Su Jin Kim ,  Dong Chul Shin ,  Ki Chul Shin ,  Ho Kil Oh

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/134309 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/133753 ,  G02F1/134336 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133742 ,  G02F2201/121 ,  G02F2201/123

Abstract: A liquid-crystal display device includes a first substrate and a second substrate including pixels, a liquid-crystal layer interposed between the first and second substrates, pixel electrodes disposed on the first substrate, each of the pixel electrodes disposed in a pixel region of the respective pixels, and a common electrode overlapping the pixel electrodes, where each of the pixel electrodes includes, a stem electrode extended in a first direction and in a second direction intersecting the first direction to divide the pixel region into quadrants, the quadrants corresponding to first to fourth domains, respectively, first branch electrodes, second branch electrodes, third branch electrodes, a first in-between electrode, and a second in-between electrode, and where widths of the first to third branch electrodes are equal to one another, and widths of the first and second in-between electrodes increase as farther from the stem electrode.

公开(公告)号：US09964686B2

公开(公告)日：2018-05-08

申请号：US15398037

申请日：2017-01-04

Applicant: Samsung Display Co., Ltd.

Inventor： Youra Kim ,  Donghoon Kim ,  Junwoo You ,  Hyun-hwa Song

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02B6/0053 ,  G02F1/133615 ,  G02F1/133617 ,  G02F1/133621 ,  G02F1/134309 ,  G02F1/136213 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133607 ,  G02F2001/133614 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2202/36 ,  G02F2203/05

Abstract: A display apparatus includes a plurality of prism patterns disposed between a display panel and a light guide plate and having a shape of an inverted triangle, each of the plurality of prism patterns including a first pattern including a first side having a shape of an inverted triangle, which faces the display panel, a second side connecting one end of the first side to a vertex of the inverted triangle disposed under the first side, and a third side connecting the other end of the inverted triangle to the vertex and a second pattern having a refractive index less than that of the first pattern and disposed in the first groove that is defined in the second side to extend in a direction crossing the second side.

公开(公告)号：US20180113561A1

公开(公告)日：2018-04-26

申请号：US15110085

申请日：2016-05-23

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

Inventor： Yucheng LU ,  Feilin JI

IPC: G06F3/041 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/1362 ,  G09G3/36 ,  G06F3/044

CPC classification number: G06F3/0418 ,  G02F1/13338 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2201/121 ,  G02F2201/123 ,  G06F3/0412 ,  G06F3/044 ,  G09G3/3607 ,  G09G3/3688 ,  G09G2300/0452 ,  G09G2320/0214 ,  G09G2330/023

Abstract: The touch display panel drive circuit provided by the present invention comprises a data line drive unit, a plurality of gate lines and a plurality of data lines, and a junction of two adjacent gate lines and two adjacent data lines forms a pixel region, and a pixel switch is located inside the pixel region; the touch display panel drive circuit further comprises a data line switch between the data line and the data line drive unit; as the data line drive unit does not output the data signal, an output of the data line switch is a high-impedance state, and the data line drive unit is disconnected with the pixel switch. The present invention can prevent the error reading phenomenon generated by the transistor leakage, and can enhance the display brightness and the stability of the display image, and promote the display effect of the touch display panel.

公开(公告)号：US20180113367A1

公开(公告)日：2018-04-26

申请号：US15508817

申请日：2016-09-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.

Inventor： Qingna HOU ,  Weifan YANG ,  Lan FENG

IPC: G02F1/163

CPC classification number: G02F1/163 ,  G02F1/15 ,  G02F2001/1635 ,  G02F2201/121 ,  G02F2201/44 ,  G02F2201/52 ,  G09G3/00 ,  G09G3/3413 ,  G09G3/3433 ,  G09G3/38 ,  G09G2300/0408 ,  G09G2300/0452 ,  G09G2320/0242

Abstract: Disclosed are a display substrate and a driving method thereof, and a display device. The display substrate includes a plurality of pixels, a data signal chip and a control unit. Each of the pixels includes a white sub-pixel; a data signal chip for transmitting a set of data signals to the pixels, the set of data signals including data signals transmitted to the white sub-pixel; and a control unit which controls the white sub-pixel to be in a dark state when the data signal chip transmits a predetermined set of data signals to the pixels. When the data signal chip transmits the predetermined set of data signals to the pixels, the display substrate controls the white sub-pixel to be in a dark state.

公开(公告)号：US09952701B2

公开(公告)日：2018-04-24

申请号：US15819075

申请日：2017-11-21

Applicant: Japan Display Inc.

Inventor： Hayato Kurasawa ,  Hiroshi Mizuhashi ,  Yoshitoshi Kida

IPC: G06F3/041 ,  G02F1/1343 ,  G02F1/1333 ,  G06F3/044

CPC classification number: G06F3/0412 ,  G02F1/13338 ,  G02F1/134309 ,  G02F2201/121 ,  G02F2201/123 ,  G06F3/0416 ,  G06F3/044 ,  G06F2203/04107 ,  G06F2203/04108

Abstract: A sensor-equipped display device includes a display panel comprising a common electrode; a sensor comprising a plurality of detection electrodes extending in a first direction and arranged in a second direction crossing the first direction, each of the detection electrodes including a first electrode and a second electrode which are opposed to the common electrode, are divided and extend in the first direction, each of the first electrode and the second electrode including a gradient in width in the first direction in the detection electrode, the gradient in width of the first electrode and the gradient in width of the second electrode being inclined in opposite directions; and a controller configured to effect switching to either a first mode or a second mode, and to control driving of the common electrode and the detection electrodes, wherein the sensor further comprises a dummy electrode disposed between neighboring detection electrodes.

公开(公告)号：US09952479B2

公开(公告)日：2018-04-24

申请号：US15108114

申请日：2016-01-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Binbin Cao ,  Peng Jiang ,  Peng Chen ,  Jongwon Moon ,  Yinhu Huang ,  Chengshao Yang ,  Haipeng Yang

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

CPC classification number: G02F1/136286 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/136209 ,  G02F1/1368 ,  G02F2001/133357 ,  G02F2001/136218 ,  G02F2001/136222 ,  G02F2001/13629 ,  G02F2001/136295 ,  G02F2201/121 ,  G02F2202/16 ,  H01L27/124 ,  H01L29/78633

Abstract: The present invention relates to a display substrate and a method for fabricating the same, a display panel and a display device. The display substrate comprises a plurality of pixels, each of which has a display region, a non-display region being between the plurality of pixels, and the display substrate further comprises a protection metal layer covering the non-display region. In the display substrate, the protection metal layer covers the non-display region of the display substrate so as to shield the structures of the thin-film transistors, signal lines and the like on the display substrate, and thus the stability of structure of the display panel as well as the high resolution of the display panel and excellent display effect thereof can be ensured, and, in the meantime, the procedure of fabrication process is simplified, the manufacture efficiency is improved, and the cost for manufacturing is reduced.

公开(公告)号：US09952465B2

公开(公告)日：2018-04-24

申请号：US14894589

申请日：2015-05-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongfei Cheng ,  Jianbo Xian ,  Yong Qiao

IPC: G02F1/1337 ,  G02F1/1343 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1333

CPC classification number: G02F1/133707 ,  G02F1/133514 ,  G02F1/1337 ,  G02F1/134309 ,  G02F1/136286 ,  G02F2001/133357 ,  G02F2001/133742 ,  G02F2001/134318 ,  G02F2201/121 ,  G02F2201/123

Abstract: A liquid crystal panel and a liquid crystal display device are provided. The liquid crystal panel includes a color filter substrate and an array substrate disposed opposite to each other, and a liquid crystal layer (170) located between the color filter substrate and the array substrate, and liquid crystals in the liquid crystal layer are vertically aligned. A protrusive structure (150, 55) is provided on the color filter substrate and/or the array substrate, and a recess (160, 65) is provided around the protrusive structure (150, 55).