Patents by Inventor Ning Cong
Ning Cong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20250089417Abstract: The present disclosure provides a display apparatus, a display panel and a method of preparing the same. A display panel includes: a base substrate; and a plurality of light-emitting units provided on the base substrate, where each of the light-emitting units includes a first electrode, a first semiconductor layer, a light-emitting layer, a second semiconductor layer, and a second electrode which are stacked, the first electrode is provided on a side of the second electrode facing away from the base substrate, and the plurality of light-emitting units share a common first electrode. The present disclosure can improve display resolution.Type: ApplicationFiled: July 19, 2022Publication date: March 13, 2025Inventors: Can WANG, Xiaochuan CHEN, Minghua XUAN, Can ZHANG, Ning CONG, Jinfei NIU, Jingjing ZHANG
-
Publication number: 20250078726Abstract: A pixel circuit, a driving method thereof, a display substrate and a display device are disclosed. The pixel circuit includes a driving circuit and a light-emitting element, the driving circuit is configured to provide a driving current and control a conducting duration of a current pathway between the first power supply terminal and the second power supply terminal; the light-emitting element is configured to receive the driving current in the current pathway and emit light; the driving circuit includes a current control sub-circuit and a duration control sub-circuit; the current control sub-circuit is configured to provide a driving current to the first node under the control of the first scanning signal terminal, the first data signal terminal and the first power supply terminal in a display stage and a non-display stage.Type: ApplicationFiled: June 17, 2022Publication date: March 6, 2025Inventors: Can ZHANG, Ning CONG, Can WANG, Jinfei NIU, Jingjing ZHANG, Minghua XUAN, Xiaochuan CHEN
-
Publication number: 20250078727Abstract: A pixel circuit, a driving method therefor, a display substrate and a display device are provided. The pixel circuit includes a drive circuit and a light emitting element connected in series between a first power supply terminal and a third power supply terminal; the drive circuit is used for providing a drive current and controlling a time length of conduction of a current path between the first power supply terminal and the third power supply terminal; the light emitting element is used for receiving the drive current in the current path and emitting light; the drive circuit includes a drive control sub-circuit, a light emitting control sub-circuit and a time-length control sub-circuit; the drive control sub-circuit is used for providing a drive current to the first node under control of the first scan signal terminal, the first data signal terminal and the second node.Type: ApplicationFiled: June 21, 2022Publication date: March 6, 2025Inventors: Jinfei NIU, Minghua XUAN, Can ZHANG, Can WANG, Ning CONG, Jingjing ZHANG, Xiao BAI
-
Patent number: 12245450Abstract: An electrode, a method of manufacturing the same, a light-emitting device, and a display device are provided, the electrode includes: a reflective layer; and two double-layer adjusting units stacked on the reflective layer, each including an insulating layer and a conductive layer sequentially arranged and directly contacted in a direction away from the reflective layer. For at least one unit, a via hole is provided in the insulating layer, an electrode lead formed integrally with the conductive layer is provided in the via hole, and electrically connected to the reflective layer through the electrode lead. In each unit, a difference between a thickness of the conductive layer and a thickness of the insulating layer does not exceed a set threshold configured to control the thickness of the insulating layer. The conductive layer farthest from the reflective layer locates on different levels in light-emitting regions of different types of light-emitting devices.Type: GrantFiled: December 27, 2022Date of Patent: March 4, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Can Zhang, Xiaochuan Chen, Can Wang, Han Yue, Ning Cong, Ming Yang, Minghua Xuan
-
Publication number: 20250061846Abstract: A pixel circuit includes a driving circuit, a control circuit and a gating circuit. The driving circuit is configured to control, under control of a scan signal and a signal received at an enable signal control terminal, on and off of a current path for transmitting a driving current signal. The control circuit is configured to transmit, under control of a control signal received at a control signal terminal, a first enable signal received at a first enable signal terminal or a second enable signal received at a second enable signal terminal to a first node. The gating circuit is configured to transmit, in response to an enable signal received at the first node, a first constant voltage signal received at the first constant voltage signal terminal or a second constant voltage signal received at the second constant voltage signal terminal to the enable signal control terminal.Type: ApplicationFiled: November 6, 2024Publication date: February 20, 2025Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ning CONG, Can ZHANG, Minghua XUAN, Jinfei NIU, Can WANG, Jingjing ZHANG, Jiakui YAN
-
Publication number: 20250040327Abstract: Embodiments of the present application provide a display panel, a display device, and a method for manufacturing the display panel. The display panel includes a substrate, a light emitter, a first electrode and a light collimating unit. The light emitter is on a side of the substrate. The first electrode is on a side of the light emitter away from the substrate. The light collimator is on a side of the first electrode away from the substrate, and the light collimator includes at least one microstructure, in a direction away from the substrate, a cross-sectional area of each of the at least one microstructure decreases.Type: ApplicationFiled: July 19, 2022Publication date: January 30, 2025Inventors: Jingjing ZHANG, Can WANG, Xiaochuan CHEN, Minghua XUAN, Can ZHANG, Ning CONG, Jinfei NIU
-
Publication number: 20250035308Abstract: A dual-medium TFB gasification incinerator and implementation method of a waste gasification incineration. The incinerator includes an incinerator body, a gas-solid separator, a waste heat recovery device, and an incinerator body support. The incinerator body includes a gasification section, a combustion section, and a heat exchange section that are all sequentially connected from bottom to top. The combustion section and the heat exchange section are indirectly connected. The incinerator body support includes at least one layer of transverse beam, which is located at a level higher than a connection part of the combustion section and faces the incinerator body. Each of the at least one layer of transverse beam is provided with a layer of support plate on a side close to the incinerator body. Each layer of support plate supports a first-stage of heat exchange furnace wall and heat conduction oil coil pipes provided on an inner surface of the first-stage.Type: ApplicationFiled: October 16, 2024Publication date: January 30, 2025Inventors: Yanguo ZHANG, Hui ZHOU, Kunlin CONG, Xiaoyu QI, Ning ZHANG, Xuan CHEN, Qinghai LI
-
Patent number: 12203899Abstract: A sample mounting device for direct tensile test of rock mass is provided, which includes a first positioning stage, a second positioning stage, a first support piece, a second support piece, and a screw drive mechanism. The second positioning stage is arranged above the first positioning stage and capable of moving up and down, and cushion blocks for gluing with the rock mass are coaxially and detachably arranged at opposite ends of the first positioning stage and the second positioning stage, and a rock mass mounting area is formed between the two cushion blocks. A screw of the screw drive mechanism includes a first thread segment and a second thread segment with opposite thread directions. The first support piece is connected with the first thread segment through a nut seat, and the second support piece is connected with the second thread segment through a nut seat.Type: GrantFiled: August 28, 2024Date of Patent: January 21, 2025Assignees: INSTITUTE OF GEOLOGY AND GEOPHYSICS, CAS, Yunnan Dianzhong Water Diversion Engineering Co.Inventors: Ning Liang, Jing Xu, Shufang Li, Tao Wang, Shengwen Qi, Jianing Cong, Bowen Zheng, Songfeng Guo, Xin Wang, Lina Ma, Shuaihua Song, Yongchao Li, Yu Zou, Xiaokun Hou, Zan Wang, Weiwei Zhu, Chao Jin, Tianming Huang, Yanlong Kong, Yuran Zhang
-
Publication number: 20250014514Abstract: A pixel driving circuit includes a driving sub-circuit and a control sub-circuit. The driving sub-circuit is coupled to a data signal terminal, a scan signal terminal, a first power supply voltage terminal, an enable signal control terminal and an element to be driven, and the driving sub-circuit is configured to, in response to an enable signal, transmit a generated driving signal to the element to be driven, and control a current path transmitting the driving signal to be turned on and off. The control sub-circuit is coupled to the enable signal control terminal, and the control sub-circuit is configured to, in response to a signal received at the control signal terminal, transmit a signal 10 received at a first enable signal terminal or a signal received at a second enable signal terminal to the enable signal control terminal.Type: ApplicationFiled: July 21, 2022Publication date: January 9, 2025Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ning CONG, Li XIAO, Haoliang ZHENG, Can ZHANG, Minghua XUAN, Xiaochuan CHEN, Can WANG, Jinfei NIU, Jingjing ZHANG
-
Publication number: 20250014502Abstract: A pixel circuit includes a light emitting circuit, a light emitting control circuit, a first control circuit and a switch control circuit; the light emitting control circuit controls to connect the control voltage input terminal and the light emitting circuit under the control of a light emitting control signal provided by the light emitting control terminal; the light emitting circuit emits light according to a control voltage provided by the control voltage input terminal; the first control circuit controls a switch control signal under the control of a scanning signal according to a data voltage; N is an integer greater than 1; the switch control circuit includes N switch control terminals, N light emitting control voltage terminals and N switch control sub-circuits; n is a positive integer less than or equal to N.Type: ApplicationFiled: July 29, 2022Publication date: January 9, 2025Inventors: Ning CONG, Minghua XUAN, Can ZHANG, Can WANG, Jinfei NIU, Jingjing ZHANG
-
Publication number: 20240429357Abstract: The present application provides a light emitting panel, a preparation method thereof, and a light emitting apparatus. The light emitting panel includes: a driving baseboard, including first conductive portions and driving units arranged in an array, and the first conductive portions are insulated from the driving units; light emitting devices arranged on the driving baseboard in an array, each of the light emitting devices includes a first electrode and a second electrode, the second electrode being electrically connected to one of the driving units, and the first electrode being electrically connected to the first conductive portion; a junction where at least one first electrode is electrically connected to the first conductive portion is different from junctions where first electrodes other than said first electrode are electrically connected to first conductive portions other than said first conductive portion.Type: ApplicationFiled: August 31, 2022Publication date: December 26, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Can Zhang, Ning Cong, Xinxin Zhao, Minghua Xuan
-
Publication number: 20240413288Abstract: Provided are a display base plate and a preparation method thereof and a display apparatus, belonging to the technical field of display devices. The display base plate comprises a substrate, and a light-emitting diode and a driving circuit which are patterned and arranged on one side of the substrate, and the light-emitting diode comprises a first semiconductor layer, a light-emitting layer and a second semiconductor layer which are stacked; and the driving circuit is respectively connected with the first semiconductor layer and the second semiconductor layer, and is used for driving the light-emitting diode to emit light. By the display base plate and the preparation method thereof and the display apparatus provided by the embodiment of the application, the difficulty of integrating the driving circuit and the light-emitting diode in the display base plate can be reduced, so that a preparation process of the display base plate is simpler.Type: ApplicationFiled: June 13, 2023Publication date: December 12, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Can Zhang, Xinxin Zhao, Ning Cong, Minghua Xuan, Xiaochuan Chen
-
Publication number: 20240405172Abstract: The present disclosure provides a light-emitting substrate. The light-emitting substrate includes a backboard, a light-emitting layer and a plurality of first optical bodies. The light-emitting layer is located on a side of the backboard; the light-emitting layer includes a plurality of light-emitting units, and the plurality of light-emitting units are arranged in an array. Each first optical body includes a first optical portion and a second optical portion; a gap between two adjacent light-emitting units is filled with the first optical portion, and the second optical portion is located on a side of the light-emitting layer away from the backboard, and is connected to the first optical portion. The second optical portion includes a first surface extending outwards from an edge of the first optical portion.Type: ApplicationFiled: July 19, 2022Publication date: December 5, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Can ZHANG, Can WANG, Minghua XUAN, Xiaochuan CHEN, Ning CONG, Jinfei NIU, Jingjing ZHANG
-
Publication number: 20240395200Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes multiple sub-pixels, a sub-pixel includes a first region (q1), a gap region (q3) and a second region (q2); the sub-pixel includes a first transistor (T1) including first active layer (1) and first gate electrode (11), a second transistor (T2) including second active layer (2) and second gate electrode (12) and a third transistor (T3) including third active layer (3) and third gate electrode (13); the first active layer is disposed in the first region, the second active layer and the third active layer are disposed in the second region, and via holes through which the first gate electrode and the third gate electrode are connected to a scan signal line and a via hole through which the second gate electrode is connected to the first transistor are provided in the gap region.Type: ApplicationFiled: July 29, 2022Publication date: November 28, 2024Inventors: Ning CONG, Longfei FAN, Dachao LI, Can ZHANG, Minghua XUAN, Xiaochuan CHEN
-
Patent number: 12156450Abstract: The present application relates to a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate, a plurality of pixel structures on the base substrate, and a color resist layer on a side of the plurality of pixel structures facing away the base substrate. The color resist layer includes a plurality of color resist blocks in one-to-one correspondence with the plurality of pixel structures. Light emitted from each of the plurality of pixel structures has the same color as the color resist block corresponding thereto.Type: GrantFiled: May 24, 2022Date of Patent: November 26, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Can Wang, Can Zhang, Xiaochuan Chen, Minghua Xuan, Han Yue, Ming Yang, Ning Cong
-
Publication number: 20240363798Abstract: A light-emitting diode chip includes: epitaxial structures on one side of substrate, a gap existing between any two adjacent epitaxial structures, first semiconductor patterns of epitaxial structures coupled to form first semiconductor layer; first light-blocking layer on a side of the first semiconductor layer away from substrate, first light-blocking layer having accommodating holes in one-to-one correspondence with epitaxial structures, the light-emitting patterns and the second semiconductor patterns of epitaxial structures being in accommodating holes; second light-blocking layer on a side of first light-blocking layer away from substrate, second light-blocking layer having pixel openings in one-to-one correspondence with accommodating holes; orthographic projections of pixel opening and corresponding accommodating hole on substrate overlap with each other; light processing pattern is in at least one pixel opening; light processing pattern includes color conversion pattern configured to convert light ofType: ApplicationFiled: April 25, 2022Publication date: October 31, 2024Inventors: Jingjing ZHANG, Can ZHANG, Can WANG, Wei LI, Jinfei NIU, Ning CONG
-
Publication number: 20240331634Abstract: A pixel driving circuit includes a first circuit and a second circuit. The first circuit is configured to provide a driving current to a light emitting element under the control of the second circuit; the second circuit is configured to receive a digital selection signal from at least one digital selection signal line, receive a digital data signal from at least one digital data signal line, and control a frequency and duration of the driving current received by the light emitting element during one frame of image, thereby controlling tahe grayscale of a sub-pixel having the light emitting element.Type: ApplicationFiled: May 9, 2024Publication date: October 3, 2024Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD., Beijing BOE Technology Development Co., Ltd.Inventors: Ning Cong, Can Zhang, Minghua Xuan, Jinfei Niu, Can Wang, Jingjing Zhang, Jiakui Yan
-
Publication number: 20240296780Abstract: Provided are a pixel circuit and a driving method therefor, a display substrate, and a display apparatus, which belong to the technical field of display. In the pixel circuit, a light-emission adjusting circuit can adjust a data signal written by a data write circuit into a first node and can adjust the potential of a second node according to the potential of the first node; and a light-emission control circuit can output a reference signal to a third node under the control of the potential of the second node. Furthermore, a light emission driving circuit needs to output a drive signal to a light-emitting element in response to the potential of the third node, so as to drive the light-emitting element to emit light.Type: ApplicationFiled: June 8, 2021Publication date: September 5, 2024Inventors: Ning CONG, Minghua XUAN, Can ZHANG, Xiaochuan CHEN, Lijun YUAN, Qi QI, Can WANG, Jinfei NIU
-
Publication number: 20240297176Abstract: An array baseplate and a preparation method thereof, and a display device. The array baseplate includes: a substrate; a drive unit disposed on one side of the substrate; and a light-emitting unit including at least one light-emitting subunit and disposed on a side of the substrate away from the drive unit, wherein the light-emitting unit is electrically connected to the drive unit through a wiring penetrating the substrate, and at least part area of each light-emitting subunit is in direct contact with the substrate. The light-emitting unit and the drive unit in the array baseplate are located on two sides of the substrate, and at least part area of the light-emitting subunit is in direct contact with the substrate.Type: ApplicationFiled: June 15, 2022Publication date: September 5, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Can Zhang, Xinxin Zhao, Ning Cong, Minghua Xuan, Xiaochuan Chen
-
Publication number: 20240296782Abstract: Embodiments of the present disclosure provide a pixel circuit, a driving method therefor and a display apparatus. The pixel circuit includes: an input circuit, configured to input data signals loaded to a first data signal terminal into corresponding input nodes in response to signals loaded to 2N?1 first scanning signal terminals; a control circuit, configured to control signals of 2N control nodes respectively in response to signals of at least two input nodes in the 2N?1 input nodes; an output circuit, configured to provide a signal of an men selection control signal terminal in 2N selection control signal terminals to an output node in response to a signal of an mth control node in the 2N control nodes; and a light-emitting drive circuit, configured to drive a to-be-driven device to work in response to a signal of the output node.Type: ApplicationFiled: June 22, 2022Publication date: September 5, 2024Inventors: Ning CONG, Minghua XUAN, Can ZHANG, Can WANG, Jinfei NIU, Jingjing ZHANG, SeungWoo HAN