公开(公告)号：US20190096327A1

公开(公告)日：2019-03-28

申请号：US16134026

申请日：2018-09-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kuanjun PENG ,  Xiangxiang ZOU ,  Chengchung YANG

IPC: G09G3/3241

Abstract: Disclosed are a pixel circuit, a method for driving the same, a display panel, and a display device, and in the pixel circuit, a node reset sub-circuit resets a gate of a driver transistor in a first reset stage, a data writing sub-circuit writes a data signal, and compensates for drifting threshold voltage of the driver transistor, in a data writing stage, and a light-emission control sub-circuit connects a first voltage terminal with a light-emitting diode in a light emission stage.

公开(公告)号：US20240231108A1

公开(公告)日：2024-07-11

申请号：US18559800

申请日：2021-10-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Junxing YANG ,  Zhenxing ZHOU ,  Sen MA ,  Qiuyu LING ,  Qian WU ,  Kuanjun PENG

IPC: G02B27/01 ,  G02B25/00 ,  G02B27/28

CPC classification number: G02B27/0172 ,  G02B25/001 ,  G02B27/283

Abstract: Provided is a near-to-eye display device, comprising: a display panel, a light-splitting layer on a light-exit side of the display panel, an imaging lens group on the side of the light-splitting layer away from the display panel, a phase delay layer on the side of the display panel away from the light-splitting layer, a transflective layer on the side of phase delay layer away from display panel. The display panel comprises multiple display units, some of which emit first linearly-polarized light, the others emit second linearly-polarized light; first linearly-polarized light transmits through the light-splitting layer and is imaged on a first focal plane by the imaging lens group, second linearly-polarized light is reflected by the light-splitting layer and transflective layer, is subjected to polarization state transition through the phase delay layer, finally transmits through light-splitting layer and is imaged on a second focal plane by the imaging lens group.

公开(公告)号：US20240186329A1

公开(公告)日：2024-06-06

申请号：US17759996

申请日：2021-08-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jiahui HAN ,  Pengxia LIANG ,  Zheng FANG ,  Ge SHI ,  Yanliu SUN ,  Yujie LIU ,  Qian WU ,  Song YANG ,  Hongpeng LI ,  Hyunsic CHOI ,  Weili ZHAO ,  Kuanjun PENG

IPC: H01L27/12

CPC classification number: H01L27/124

Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, a plurality of data lines arranged on the base substrate and extending in a first direction, a plurality of gate lines arranged on the base substrate and extending in a second direction, and a plurality of sub-pixels. Each sub-pixel at least includes a first aperture region and a second aperture region spaced apart from each other in the first direction, the second aperture region is offset in the second direction with respect to the first aperture region, and an offset distance is less than or equal to a width of the first aperture region in the second direction.

公开(公告)号：US20240169917A1

公开(公告)日：2024-05-23

申请号：US18421268

申请日：2024-01-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xueling GAO ,  Kuanjun PENG ,  Chengchung YANG ,  Xiangxiang ZOU ,  Wei QIN

IPC: G09G3/3233 ,  H10K59/121

CPC classification number: G09G3/3233 ,  H10K59/121 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2320/0257

Abstract: A display substrate and a display device. The display substrate includes a pixel circuit in which the driving circuit controls a driving current driving the light emitter element to emit light; the first light emission control circuit applies a first voltage to a first terminal of the driving circuit in response to a first light emission control signal; the second light emission control circuit applies the driving current to the light emitter element in response to a second light emission control signal; the first reset circuit applies a first reset voltage to the control terminal of the driving circuit in response to a first reset signal; the first reset signal and the first light emission control signal are simultaneously turn-on signals during a period; the first light emission control line and the second light emission control line extend along a first direction and are arranged in a second direction.

公开(公告)号：US20240088328A1

公开(公告)日：2024-03-14

申请号：US18263567

申请日：2021-10-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Bin QIN ,  Kuanjun PENG ,  Weixing LIU ,  Fangzhen ZHANG ,  Xue DONG ,  Jintao PENG ,  Wanpeng TENG ,  Xiaolong LI ,  Shuang SUN ,  Wanzhi CHEN ,  Guangcai YUAN ,  Qian JIA

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/06 ,  H01L33/14 ,  H01L33/54 ,  H01L33/60 ,  H01L33/62 ,  H01L33/64

CPC classification number: H01L33/385 ,  H01L27/15 ,  H01L33/06 ,  H01L33/145 ,  H01L33/54 ,  H01L33/60 ,  H01L33/62 ,  H01L33/642

Abstract: A light-emitting device, a light-emitting substrate, and a method for manufacturing the light-emitting device. The light-emitting device includes at least one light-emitting structure. The light-emitting structure includes: a first semiconductor layer; a light-emitting layer; a second semiconductor layer, doping ions of the second semiconductor layer and a first semiconductor layer being oppositely charged; a barrier structure provided with an opening for exposing the second semiconductor layer, the orthographic projection of the opening on the base substrate being located in the orthographic projection of the light-emitting layer on the base substrate, and the area of the opening being smaller than that of the light-emitting layer; and a landing electrode located on the side of the barrier structure facing away from the second semiconductor layer, the landing electrode being in contact with the second semiconductor layer by means of the opening.

公开(公告)号：US20230400746A1

公开(公告)日：2023-12-14

申请号：US18032226

申请日：2020-12-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongxiao LI ,  Wenqing ZHAO ,  Kuanjun PENG ,  Jing YU

IPC: G02F1/29 ,  G02B3/14 ,  G02B30/28

CPC classification number: G02F1/294 ,  G02B3/14 ,  G02B30/28

Abstract: A liquid crystal lens liquid crystal lens includes: a first substrate and a second substrate; a liquid crystal layer including a plurality of liquid crystal lens units; a first electrode including a plurality of independent sub-electrodes, and there are sub-electrodes at adjacent positions of adjacent liquid crystal lens units; a second electrode being a planar electrode, the first electrode and the second electrode are configured to form an electric field to drive liquid crystal molecules of the liquid crystal layer to rotate, and adjust the curvature of the liquid crystal lens units; a first planar layer located on the side of the first electrode facing the liquid crystal layer, the first planar layer being configured to smooth an intensity variation curve of the electric field of the liquid crystal lens units; and a light-shielding layer located between the first substrate and the second substrate.

公开(公告)号：US20210265439A1

公开(公告)日：2021-08-26

申请号：US17255866

申请日：2020-04-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jintao PENG ,  Yanan NIU ,  Kuanjun PENG ,  Kai GUO ,  Bin QIN ,  Xiaolong LI ,  Wanpeng TENG

IPC: H01L27/32

Abstract: The present disclosure provides a pixel compensation circuit and a manufacturing method thereof, an OLED array substrate and a manufacturing method thereof, and a display device. The pixel compensation circuit includes a first TFT and a second TFT on a substrate. The first TFT includes: a first electrode on the substrate, a first interlayer dielectric layer on a side of the first electrode away from the substrate and having an opening exposing at least a portion of the first electrode; a second electrode on a side of the first interlayer dielectric layer away from the first electrode; and an active layer extending from the second electrode to the first electrode. The second TFT includes: an active layer on the substrate; and a first electrode and a second electrode in a same layer and on a side of the active layer of the second TFT away from the substrate.

公开(公告)号：US20200233124A1

公开(公告)日：2020-07-23

申请号：US16527751

申请日：2019-07-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kai GUO ,  Xiaolong LI ,  Xueling GAO ,  Kuanjun PENG ,  Shengnan LI ,  Weixing LIU

IPC: G02B5/128 ,  G02B1/00

Abstract: The present disclosure provides a structured light generator. The structured light generator includes a transparent substrate, a plurality of transflective structure layers disposed on one side of the transparent substrate and mutually laminated and parallel, wherein distances between any two adjacent transflective structure layers are equal and 0.1λ to 10λ, λ being a wavelength of incident light, and a transparent filling layer disposed between any two adjacent transflective structure layers.

公开(公告)号：US20190392768A1

公开(公告)日：2019-12-26

申请号：US16436238

申请日：2019-06-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaolong LI ,  Wei QIN ,  Kuanjun PENG ,  Xueling GAO ,  Chengchung YANG ,  Zhiqiang XU

IPC: G09G3/3266

Abstract: The present application provides a display panel, a method of driving the same and a display apparatus. The display panel has pixel regions, each of which has pixel structures. Each of the pixel structures includes an anode, a cathode and a light emitting layer. The display panel further includes a controller and power signal lines coupled to the controller. Cathodes or anodes in a same pixel region are coupled to a same power signal line. The controller is configured to control a duty cycle of a control signal input to a power signal line coupled to a pixel region in response to a motion picture being displayed in the pixel region.

公开(公告)号：US20190325826A1

公开(公告)日：2019-10-24

申请号：US16216122

申请日：2018-12-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Chengchung YANG ,  Kuanjun PENG ,  Xueling GAO

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/3291 ,  G09G3/3266

Abstract: A pixel circuit, a method for driving the same, a display panel, and a display device are provided. The pixel circuit includes: a drive controlling sub-circuit, a data writing sub-circuit, a light-emission controlling sub-circuit, a first resetting sub-circuit, a second resetting sub-circuit, a charging sub-circuit, a capacitor sub-circuit, and a light-emitting element; and the respective sub-circuits cooperate in operation so that charges in the drive controlling sub-circuit in the pixel circuit can be reset, and driving current of the drive controlling sub-circuit to drive the light-emitting element to emit light can be made dependent upon the voltage of a data signal, and independent of threshold voltage of the drive controlling sub-circuit.