公开(公告)号：US20220140018A1

公开(公告)日：2022-05-05

申请号：US17259729

申请日：2020-03-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Li LIU ,  Pengcheng LU ,  Rongrong SHI ,  Yuanlan TIAN ,  Junbo WEI ,  Dacheng ZHANG

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: The present disclosure provides an array substrate including a driving circuit board, and a first electrode layer, an insulating layer, and an anode structure sequentially stacked thereon. The anode structure includes a reflective layer, an intermediate dielectric layer, and a transparent conductive layer sequentially provided in a direction away from the driving circuit board. The array substrate has first, second, and third pixel regions. The anode structure includes first, second, and third anode structures. The first electrode layer includes first, second and third sub-portions. The first, second and third anode structures are coupled with the first, second and third sub-portions through first, second and third via holes in the insulating layer, respectively. A surface of the insulating layer in contact with the first, second and third anode structures is flush; and a thickness of the intermediate dielectric layer in the second, first and third anode structures increases sequentially.

公开(公告)号：US20210175296A1

公开(公告)日：2021-06-10

申请号：US16960573

申请日：2019-08-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li LIU ,  Junbo WEI ,  Pengcheng LU ,  Shengji YANG ,  Yunlong LI ,  Rongrong SHI ,  Dacheng ZHANG

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/56

Abstract: A display panel and a method for manufacturing a display panel are disclosed. The display panel includes a first sub-pixel region and a second sub-pixel region which are adjacent to each other. The display panel includes a substrate and a first conductive layer, an organic functional layer, and a second conductive layer which are sequentially on the substrate. The organic functional layer includes a charge generation layer, and the charge generation layer includes a first charge generation layer portion and a second charge generation layer portion which are in the first sub-pixel region and the second sub-pixel region, respectively. The display panel further includes a spacer between the first sub-pixel region and the second sub-pixel region, and the spacer disconnects the first charge generation layer portion and the second charge generation layer portion.

公开(公告)号：US20220140050A1

公开(公告)日：2022-05-05

申请号：US17259465

申请日：2020-03-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li LIU ,  Pengcheng LU ,  Rongrong SHI ,  Yuanlan TIAN ,  Xiao BAI ,  Dacheng ZHANG

IPC: H01L27/32 ,  H01L51/56

Abstract: Provided is display substrate, including driving circuit board, and first electrode layer, insulating layer, second electrode layer, isolation layer, transparent conductive layer sequentially stacked thereon. Driving circuit board includes pixel and bonding regions. First electrode layer includes first sub-portion in bonding region and second sub-portion in pixel region. Insulating and isolation layers are partially cover bonding and pixel regions. Insulating layer has first via hole in area corresponding to first sub-portion. Isolation layer has second via hole in the area. Axes of first and second via holes coincide, first sub-portion is exposed at first and second via holes. Second electrode layer is in pixel region, coupled to second sub-portion through third via hole in area corresponding to second sub-portion. Isolation layer has fourth via hole in area corresponding to second electrode layer. Transparent conductive layer is in pixel region, coupled to second electrode layer through fourth via hole.

公开(公告)号：US20210027714A1

公开(公告)日：2021-01-28

申请号：US17042575

申请日：2020-03-17

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

Inventor： Rongrong SHI ,  Shengji YANG ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Pengcheng LU

IPC: G09G3/3258

Abstract: A pixel circuit and a driving method thereof, a display panel, and a display device. The pixel circuit includes a driving circuit, a first switching circuit, a second switching circuit, and a first reset circuit. The driving circuit is configured to drive a light-emitting element to emit light, the first switching circuit is configured to be turned on in response to a first scanning signal to transmit a data signal to a control terminal of the driving circuit, the second switching circuit is configured to be turned on in response to a light-emitting control signal to transmit a first power signal to a first terminal of the driving circuit, and the first reset circuit is configured to be turned on in response to a first reset control signal to transmit a reset signal to the first terminal of the driving circuit.

公开(公告)号：US20200029062A1

公开(公告)日：2020-01-23

申请号：US16337993

申请日：2018-08-07

Applicant: K-TRONICS (SUZHOU) TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Rongrong SHI

IPC: H04N9/73 ,  G09G5/02

Abstract: A color temperature adjustment method and device used for a display apparatus, a display apparatus, a non-volatile computer readable storage medium, and a computer program product. The color temperature adjustment method comprises the steps of: acquiring the film source color temperature information of a film source to be displayed; determining a color temperature adjustment parameter according to the film source color temperature information and the body color temperature information of the display apparatus; and adjusting the body color temperature of the display apparatus to a film source color temperature corresponding to the film source color temperature information according to the color temperature adjustment parameter.

公开(公告)号：US20230345803A1

公开(公告)日：2023-10-26

申请号：US17779784

申请日：2021-02-03

Applicant: BOE Technology Group Co., Ltd.

Inventor： Li LIU ,  Junbo WEI ,  Pengcheng LU ,  Shengji YANG ,  Kuanta HUANG ,  Rongrong SHI ,  Yuanlan TIAN ,  Dacheng ZHANG

IPC: H10K59/131 ,  H10K59/80 ,  H10K59/12 ,  H10K71/20

CPC classification number: H10K59/878 ,  H10K59/1201 ,  H10K59/131 ,  H10K59/8051 ,  H10K59/80524 ,  H10K71/20 ,  H10K2102/103

Abstract: A display substrate includes: a wafer base (1) provided with a transistor; a metal reflective structure (2) on the wafer base, the metal reflective structure being electrically connected to the transistor, and being provided with a protrusion (21) protruding away from the wafer base; a first insulation layer (3) on a side of the metal reflective structure away from the wafer base, a surface of a portion of the first insulation layer corresponding to the metal reflective structure and facing away from the metal reflective structure being flush with a top face of the protrusion; and a transparent anode (4) on a side of the first insulation layer facing away from the metal reflective structure, the transparent anode being in contact connection with the top face of the protrusion.

公开(公告)号：US20200184894A1

公开(公告)日：2020-06-11

申请号：US16638280

申请日：2019-04-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Rongrong SHI ,  Shengji YANG ,  Wei LIU

IPC: G09G3/3258

Abstract: A pixel drive circuit includes a drive unit, a boost sub-circuit and a light-emitting unit. The drive unit is configured to output a voltage; the boost sub-circuit is coupled to the drive unit and configured to receive and boost the voltage, and output a boosted voltage; and the light-emitting unit is coupled to the boost sub-circuit and configured to receive the boosted voltage.

公开(公告)号：US20200075706A1

公开(公告)日：2020-03-05

申请号：US16394254

申请日：2019-04-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengcheng LU ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Shengji YANG ,  Hui WANG ,  Yanming WANG ,  Weihai WANG ,  Guohong QIN ,  Rongrong SHI ,  Yage SONG ,  Jiantong LI

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/52

Abstract: A display panel includes a base substrate, a first electrode contact portion, a light emitting layer, and a first electrode. The first electrode contact portion is disposed on the base substrate and surrounding a display area, and is separated from the display area by an isolation area. The light emitting layer covers the display area and at least a portion of the isolation area, and extends at least partially to an inner edge of the first electrode contact portion or a surface of the first electrode contact portion away from the base substrate. The first electrode is disposed on the light emitting layer and a portion of the first electrode contact portion that is not covered by the light emitting layer.

公开(公告)号：US20230301152A1

公开(公告)日：2023-09-21

申请号：US18321657

申请日：2023-05-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Li LIU ,  Pengcheng LU ,  Rongrong SHI ,  Yuanlan TIAN ,  Junbo WEI ,  Dacheng ZHANG

IPC: H10K59/35 ,  H10K50/818 ,  H10K50/852 ,  H10K50/856 ,  H10K59/123 ,  H10K71/00

CPC classification number: H10K59/353 ,  H10K50/818 ,  H10K50/852 ,  H10K50/856 ,  H10K59/123 ,  H10K71/00 ,  H10K2102/102

Abstract: The present disclosure provides an array substrate including a driving circuit board, and a first electrode layer, an insulating layer, and an anode structure sequentially stacked thereon. The anode structure includes a reflective layer, an intermediate dielectric layer, and a transparent conductive layer sequentially provided in a direction away from the driving circuit board. The array substrate has first, second, and third pixel regions. The anode structure includes first, second, and third anode structures. The first electrode layer includes first, second and third sub-portions. The first, second and third anode structures are coupled with the first, second and third sub-portions through first, second and third via holes in the insulating layer, respectively. A surface of the insulating layer in contact with the first, second and third anode structures is flush; and a thickness of the intermediate dielectric layer in the second, first and third anode structures increases sequentially.

公开(公告)号：US20220102669A1

公开(公告)日：2022-03-31

申请号：US17423865

申请日：2021-01-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li LIU ,  Pengcheng LU ,  Shengji YANG ,  Kui ZHANG ,  Rongrong SHI ,  Chao PU

IPC: H01L51/52 ,  H01L51/56 ,  H01L27/32 ,  H01L51/50

Abstract: This disclosure relates to an organic electroluminescent structure and a fabrication method thereof, and a display device. The organic electroluminescent structure includes a base substrate; an anode layer formed on the base substrate, in which the anode layer comprises a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer, in which the hole injection layer includes a plurality of hole injection blocks arranged at intervals, and each of the hole injection blocks is correspondingly formed on the second surface of one of the anodes; and a cathode layer formed at a side of the organic light-emitting functional layer facing away from the anode layer.