公开(公告)号：US10665167B2

公开(公告)日：2020-05-26

申请号：US15769277

申请日：2017-09-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jie Fu ,  Xiaochuan Chen ,  Shengji Yang ,  Dongni Liu ,  Lei Wang ,  Pengcheng Lu ,  Li Xiao ,  Han Yue ,  Yankai Gao ,  Mingfu Han

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/00 ,  G09G3/3266 ,  G09G3/3291 ,  H01L27/32

Abstract: A pixel circuit and a driving method, a display device. The pixel circuit includes: a main driving circuit, configured to, under control of a scanning signal line and a data signal line, output a main driving current signal to a fusing circuit; the fusing circuit configured to enable a light emitting circuit and the main driving circuit to be disconnected from each other; a fusing control circuit configured to, under control of a signal input terminal, enable the light emitting circuit and the main driving circuit to be disconnected from each other; a standby driving circuit configured to output a standby driving current signal to a switching circuit; the switching circuit configured to, under control of an input signal of a control line, connect the standby driving circuit to the light emitting circuit; and the light emitting circuit configured to emit light by using the standby driving current signal.

公开(公告)号：US10663789B2

公开(公告)日：2020-05-26

申请号：US16199720

申请日：2018-11-26

Applicant: BOE Technology Group Co., Ltd.

Inventor： Dongni Liu ,  Lei Wang ,  Minghua Xuan ,  Li Xiao ,  Detao Zhao ,  Liang Chen

IPC: G02F1/1335 ,  G02F1/1362

Abstract: The disclosure discloses a lens substrate, a liquid crystal lens, and a liquid crystal glasses, where first annular electrodes and second annular electrodes of the lens substrate are arranged concentric with each other, and orthographic projections of the first annular electrodes onto a base substrate and orthographic projections of the second annular electrodes onto the base substrate are arranged alternately; where first wirings are electrically connected with the second annular electrodes through first via holes, and at least a first annular electrode adjacent to a part of the first via holes includes a place-giving pattern in an area corresponding to the part of the first via holes, and a smallest spacing between the place-giving pattern and its corresponding first via hole is no less than a preset distance.

公开(公告)号：US10560647B2

公开(公告)日：2020-02-11

申请号：US15780747

申请日：2017-11-01

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengji Yang ,  Xue Dong ,  Jing Lv ,  Xiaochuan Chen ,  Lei Wang ,  Dongni Liu ,  Pengcheng Lu ,  Jie Fu ,  Li Xiao ,  Han Yue

IPC: H04N5/357 ,  H01L27/146 ,  H04N5/3745 ,  H01L27/02 ,  H04N5/374

Abstract: A driving circuit and a driving method, an active pixel sensor, an image sensor, and an electronic device. The driving circuit includes: a reset circuit, a photoelectric sensing circuit, a signal forming circuit, a signal conversion circuit, and a signal output circuit. The reset circuit resets the photoelectric sensing circuit and the signal forming circuit; the photoelectric sensing circuit performs photoelectric conversion on incident light irradiation to form a photoelectric voltage signal; the signal forming circuit transmits the photoelectric voltage signal to the signal conversion circuit, and transmits a compensated photoelectric voltage signal to the signal conversion circuit; the signal output circuit transmits a second voltage to the signal conversion circuit and the signal forming circuit and outputs a photoelectric current signal; the signal conversion circuit forms the compensated photoelectric voltage signal and outputs the photoelectric current signal to signal output circuit.

公开(公告)号：US10553670B2

公开(公告)日：2020-02-04

申请号：US16301759

申请日：2018-03-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Xiao ,  Minghua Xuan ,  Xiaochuan Chen ,  Shengji Yang ,  Dongni Liu ,  Jie Fu ,  Lei Wang ,  Pengcheng Lu

IPC: H01L27/32

Abstract: The present disclosure provides a pixel circuit structure and a display device using the same. The pixel circuit structure includes: a metal light shielding layer; at least one buffer layer formed on the metal light shielding layer; a thin film transistor formed on the at least one buffer layer; an insulating layer formed on a gate of the thin film transistor; and a second gate, formed on the insulating layer, forming a storage capacitance with the gate, and electrically coupled to a power line of the thin film transistor, wherein the metal light shielding layer is electrically coupled to the power line of the thin film transistor.

公开(公告)号：US20180301522A1

公开(公告)日：2018-10-18

申请号：US15566510

申请日：2017-06-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can Zhang ,  Xiaochuan Chen ,  Dongni Liu

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/5392

Abstract: An organic electroluminescent display panel and a method for manufacturing the same and a display device are disclosed. The organic electroluminescent display panel includes a base substrate, an anode and a cathode on the base substrate, and an organic light emitting layer located between the anode and the cathode, wherein the organic electroluminescent display panel further includes a semiconductor layer covering the entire base substrate, the semiconductor layer located between one of the anode and the cathode and the organic light emitting layer.

公开(公告)号：US20180114481A1

公开(公告)日：2018-04-26

申请号：US15793152

申请日：2017-10-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jie Fu ,  Xiaochuan Chen ,  Shengji Yang ,  Dongni Liu ,  Lei Wang ,  Han Yue ,  Pengcheng Lu ,  Li Xiao

IPC: G09G3/3216 ,  H01L51/52 ,  H01L27/32

CPC classification number: G09G3/3216 ,  G09G3/3426 ,  G09G2320/0626 ,  H01L27/3246 ,  H01L27/3283 ,  H01L27/3288 ,  H01L51/5215 ,  H01L51/5218 ,  H01L51/5234 ,  H01L51/5284

Abstract: The present disclosure relates to a backlight source, a display device, and a driving method thereof, in the field of field of displays. The backlight source includes a Passive Matrix Organic Light Emitting Diode (PMOLED) display device, wherein the PMOLED display device includes a transparent substrate. A transparent wiring layer, an anode layer, a light emitting layer, a transparent cathode layer, and a transparent pixel definition layer are arranged on the transparent substrate subsequently. The light emitting layer includes a plurality of light emitting units for emitting white light, and the plurality of light emitting units are arranged in an array. The anode layer includes a plurality of anodes, the plurality of anodes are arranged below the corresponding plurality of light emitting units respectively, and can reflect light emitted from the corresponding light emitting units. The backlight source in the present application is implemented with PMOLED display device. The substrate, wiring layer, cathode layer and pixel definition layer of the PMOLED display device can use transparent materials, resulting in high transmittance of the backlight sources in the areas excluding the anodes, such that the transparent display device can have high transmittance.

公开(公告)号：US12274127B2

公开(公告)日：2025-04-08

申请号：US17615058

申请日：2021-02-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongni Liu ,  Minghua Xuan ,  Haoliang Zheng ,  Jiao Zhao

IPC: H10K59/121 ,  H10K59/131 ,  H10K59/30 ,  H10K59/12

Abstract: An array substrate is configured to carry a plurality of light emitting units with different light emitting colors. The array substrate includes a plurality of pixel driving circuits, a first voltage input line and a second voltage input line. The plurality of pixel driving circuits include at least one first driving circuit and at least one second driving circuit. The first voltage input line is coupled to the at least one first driving circuit, and is configured to transmit a first voltage to the at least one first driving circuit. The second voltage input line is coupled to the at least one second driving circuit, and is configured to transmit a second voltage to the at least one second driving circuit. The first voltage is different from the second voltage.

公开(公告)号：US12266747B2

公开(公告)日：2025-04-01

申请号：US17522282

申请日：2021-11-09

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jiao Zhao ,  Haoliang Zheng ,  Li Xiao ,  Dongni Liu ,  Liang Chen ,  Hao Chen ,  Minghua Xuan

IPC: H01L33/62 ,  H01L33/00 ,  H01L33/38

Abstract: The present disclosure discloses a light-emitting substrate, a method for forming the light-emitting substrate and a display device. The light-emitting substrate includes: a base substrate; a first signal line located at one side of the base substrate; an insulation layer located at one side of the first signal line away from the base substrate; an electrode layer located at one side of the insulation layer away from the base substrate and including a first electrode terminal, a second electrode terminal and a second signal line, where the first electrode terminal is electrically connected to the first signal line via a first through hole penetrating the insulation layer; and at least one light-emitting element bound and connected to the first electrode terminal and the second electrode terminal.

公开(公告)号：US12266301B2

公开(公告)日：2025-04-01

申请号：US17772029

申请日：2021-06-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Seungwoo Han ,  Haoliang Zheng ,  Li Xiao ,  Dongni Liu ,  Liang Chen ,  Hao Chen ,  Jiao Zhao ,  Minghua Xuan

IPC: G09G3/3233 ,  G09G3/20

Abstract: A pixel circuit includes a first driving circuit, a first control circuit, a second driving circuit and a second control circuit. The first driving circuit is configured to write a first data signal into a first node in response to a scanning signal. The first control circuit is configured to transmit a first voltage signal to the first driving circuit, and transmit a first driving signal generated by the first driving circuit according to a voltage of the first node and the first voltage signal in response to an enable signal. The second driving circuit is configured to write a second data signal into a second node in response to the scanning signal. The second control circuit is configured to transmit a second driving signal generated by the second driving circuit according to a voltage of the second node and the first voltage signal in response to a control signal.

公开(公告)号：US12198989B2

公开(公告)日：2025-01-14

申请号：US17255079

申请日：2019-11-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Xiao ,  Jiao Zhao ,  Minghua Xuan ,  Dongni Liu ,  Haoliang Zheng ,  Zhenyu Zhang ,  Liang Chen ,  Hao Chen ,  Jing Liu ,  Qi Qi

IPC: H01L21/66 ,  H01L25/16 ,  H01L27/12

Abstract: The present disclosure provides a method for detecting resistance of a side trace of a display substrate and the display substrate, and belongs to the field of display technology. In the method for detecting resistance of a side trace of a display substrate, the display substrate includes: a base substrate including a first surface and a second surface opposite to each other; a plurality of first pads at intervals on the first surface; and a plurality of second pads at intervals on the second surface; the first pad is electrically connected to a corresponding second pad through a side trace; the method includes forming at least one detection unit; wherein forming the detection unit includes: connecting two first pads through a connection part; and detecting two second pads in the detection unit, and obtaining resistance of the detection unit to obtain the resistance of the side trace.