公开(公告)号：US11387530B2

公开(公告)日：2022-07-12

申请号：US17041535

申请日：2020-04-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongrun Wang ,  Kai Hou ,  Liwei Liu ,  Feng Liao ,  Shunhang Zhang ,  Hui Zhang ,  Yu'E Jia ,  Yun Sik Im

IPC: H01P1/18 ,  H03H11/20

Abstract: A phase shifter, a phase shift degree compensation device, and a phase shift degree compensation method are provided. The phase shifter includes a first substrate and a second substrate that are oppositely arranged, a resonant circuit, a signal line, and a first alignment layer are on a side of the first substrate facing the second substrate, a conductive layer and a second alignment layer are on a side of the second substrate facing the first substrate, a liquid crystal layer is between the first alignment layer and the second alignment layer, and the resonant circuit is configured to detect an actual equivalent dielectric constant of the liquid crystal layer.

公开(公告)号：US10747077B2

公开(公告)日：2020-08-18

申请号：US16108956

申请日：2018-08-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Feng Liao ,  Xue Dong ,  Jing Lv ,  Yunsik Im ,  Yoonsung Um ,  Xinxing Wang

IPC: G09G3/36 ,  G02F1/1362 ,  G02F1/1335 ,  H01L27/12 ,  G06F3/047

Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, a plurality of data lines and a plurality of pixels arranged in an array on the base substrate, each of the data lines extends along a column direction, the pixels in a single column are connected to one single data line of the data lines, any two data lines of the data lines connected to adjacent columns of the pixels constitute a pair of data lines, any two adjacent pixels in each row of the pixels constitute a pair of pixels, each pair of data lines pass through one row of any two adjacent rows of the pixels by extending between two pairs of pixels, and pass through another one row of the two adjacent rows of the pixels by extending between two pixels of one pair of pixels.

公开(公告)号：US20200218109A1

公开(公告)日：2020-07-09

申请号：US16553029

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yoonsung Um ,  Yue Jia ,  Shunhang Zhang ,  Liwei Liu ,  Feng Liao ,  Hui Zhang ,  Hongrun Wang ,  Kai Hou

IPC: G02F1/137 ,  G02F1/1335

Abstract: A reflective display panel includes an array substrate and an opposite substrate disposed, wherein a photoelectric material layer is disposed between the array substrate and the opposite substrate, and the reflective display panel is divided into a plurality of pixel areas, both a solar cell layer and a light adjustment layer are disposed on a side of the photoelectric material layer, and the light adjustment layer is disposed between the solar cell layer and the photoelectric material layer, and the light adjustment layer comprises a light adjustment portion located in each of the pixel areas, and the light adjustment portion, when the pixel area is in a display state, reflects at least a part of light emitted from the photoelectric material layer toward the light adjustment portion, and when the pixel area is in a non-display state, transmits the light emitted from the photoelectric material layer.

公开(公告)号：US20200091198A1

公开(公告)日：2020-03-19

申请号：US15751131

申请日：2017-07-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kuanjun Peng ,  Feng Liao

IPC: H01L27/12 ,  H01L21/265

Abstract: The present disclosure relates to the technical field of display, and discloses an array substrate, a manufacturing method thereof, and a display device. The manufacturing method of the array substrate comprises: forming a first active layer, a material of which is polysilicon; injecting ions at least into an area to be doped of the first active layer to form a doped area, which is utilized to be electrically connected to corresponding source electrode and drain electrode; forming a second active layer, a material of which is an amorphous metal oxide; and after injecting ions at least into the area to be doped of the first active layer and forming the second active layer, performing an activation process to activate the ions injected into the first active layer and to convert the material of the second active layer from an amorphous state to a microcrystalline state.

公开(公告)号：US20170169789A1

公开(公告)日：2017-06-15

申请号：US15126641

申请日：2015-12-31

Applicant: BOE Technology Group Co., Ltd.

Inventor： Feng Liao ,  Guangliang Shang ,  Kuanjun Peng

IPC: G09G3/38 ,  G09G3/3233

CPC classification number: G09G3/38 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/0262 ,  G09G2320/0233 ,  G09G2320/029 ,  G09G2320/043 ,  G09G2320/045 ,  G09G2360/16

Abstract: The present disclosure discloses a pixel driving circuit and a driving method thereof, a display panel and a display apparatus, and relates to a field of display technology, in order to solve a problem of the conventional light-emitting element being unable to emit light within a short period of time during which no current flows through the light-emitting element so that the conventional display apparatus has a bad display effect. The pixel driving circuit comprises a first input module, a second input module, a charging module for charging a storage module, the storage module for storing quantity of electricity between a compensation module and a light-emitting element, a power supply control module, the compensation module, a driving module for providing the light-emitting element with a signal of a DC power supply signal terminal and a light-emitting element. The pixel driving circuit provided by the present disclosure is applied in the display apparatus.

公开(公告)号：US11818911B2

公开(公告)日：2023-11-14

申请号：US16973161

申请日：2020-03-04

Applicant: BOE Technology Group Co., Ltd.

Inventor： Feng Liao ,  Yunsik Im ,  Yoonsung Um ,  Shunhang Zhang ,  Liwei Liu ,  Hongrun Wang ,  Hui Zhang ,  Yue Jia ,  Kai Hou

IPC: H10K50/822 ,  H01L25/18 ,  H01L25/16 ,  H10K50/826 ,  H10K59/13 ,  H10K59/60 ,  H01L27/144 ,  H10K59/122 ,  H10K59/12

CPC classification number: H10K50/822 ,  H01L25/167 ,  H01L25/18 ,  H10K50/826 ,  H10K59/13 ,  H10K59/60 ,  H01L27/1443 ,  H10K59/1201 ,  H10K59/122

Abstract: The disclosure provides a display substrate and a manufacturing method thereof, a display panel and a display apparatus. The display substrate includes a substrate and an electroluminescent layer on the substrate. The display substrate further includes a first reflective electrode layer, a buffer layer and a second reflective electrode layer sequentially formed on a side of the electroluminescent layer distal to the substrate. The buffer layer is provided with a first hollow region, the second reflective electrode layer is provided with a second hollow region, an overlapping region between the first hollow region and the second hollow region is configured to transmit light emitted by the electroluminescent layer. The present disclosure can detect the light-emitting brightness of each sub-pixel in the organic electroluminescent layer in real time to improve light-emitting efficiency.

公开(公告)号：US11199751B2

公开(公告)日：2021-12-14

申请号：US16633905

申请日：2019-06-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yoon Sung Um ,  Yu'e Jia ,  Feng Liao ,  Hui Zhang ,  Shunhang Zhang ,  Hongrun Wang ,  Liwei Liu ,  Kai Hou ,  Yun Sik Im

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

Abstract: An array substrate and a display panel are provided. The array substrate includes: a plurality of sub-pixels arranged along a row direction and a column direction, four or six adjacent sub-pixel columns constituting a sub-pixel column group; a plurality of data lines extending along the column direction and comprising a first data line and a second data line. In the row direction, the first data line and the second data line are respectively provided on two sides of the sub-pixel column group, and a data line pair including the first data line and the second data line is located between adjacent sub-pixel column groups.

公开(公告)号：US11009752B2

公开(公告)日：2021-05-18

申请号：US16407942

申请日：2019-05-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Liwei Liu ,  Yoonsung Um ,  Hui Zhang ,  Feng Liao ,  Kai Hou ,  Hongrun Wang ,  Shunhang Zhang ,  Yue Jia

IPC: G02F1/1339 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1343

Abstract: The present disclosure relates to a display panel and a manufacturing method thereof, a display device. The display panel includes an array substrate and a color film substrate set oppositely, the array substrate includes multiple subpixel units arranged in an array and an orientation layer covering multiple subpixel units, each subpixel unit includes an opening area; the color film substrate is provided with support columns, orthographic projections of the support columns on the subpixel units are outside the opening areas, the orientation layer is formed with support protrusions which protrude from a surface of the orientation layer, orthographic projections of the support protrusions on the subpixel units are outside the opening areas, the support columns contact top ends of the support protrusions to prevent the support columns from contacting the surface of the orientation layer.

公开(公告)号：US10935852B2

公开(公告)日：2021-03-02

申请号：US16420114

申请日：2019-05-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ming Zhu ,  Yuyao Wang ,  Feng Liao ,  Xiaochuan Chen ,  Xue Dong

IPC: G02F1/1347 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/137

Abstract: A display panel and a display device are provided, the display panel includes: a first substrate and a second substrate opposite to each other; a liquid crystal layer between the first substrate and the second substrate; a first electrode layer between the first substrate and the liquid crystal layer; and a second electrode layer between the second substrate and the liquid crystal layer, wherein the liquid crystal layer at least includes a first liquid crystal layer and a second liquid crystal layer stacked on each other, and a spiral direction of liquid crystal in the first liquid crystal layer is opposite to a spiral direction of liquid crystal in the second liquid crystal layer.

公开(公告)号：US20190250455A1

公开(公告)日：2019-08-15

申请号：US16242261

申请日：2019-01-08

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunsik Im ,  Yoonsung Um ,  Liwei Liu ,  Feng Liao ,  Hui Zhang ,  Yunyun Tian ,  Hyunsic Choi

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

CPC classification number: G02F1/133528 ,  G02F1/134309 ,  G02F1/136209 ,  G02F2001/133548 ,  G02F2001/136222

Abstract: The present disclosure provides a display panel, a manufacturing method thereof and a display device. The display panel includes: a first substrate and a second substrate arranged opposite to each other, a liquid crystal layer arranged between the first substrate and the second substrate; and a first polarizer arranged between the first substrate and the liquid crystal layer. Liquid crystal molecules in the liquid crystal layer are initially aligned without an alignment film.