Patents by Inventor Dan Cao
Dan Cao 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: 20260157036Abstract: A display substrate includes a base substrate, a plurality of sub-pixels and a first scanning line, the subpixel includes a subpixel driving circuit including a driving transistor and a compensation transistor, a gate electrode of the compensation transistor is coupled to a corresponding first scanning line, a first/second electrode of the compensation transistor is coupled to a second/gate electrode of the driving transistor, the compensation transistor includes a compensation active layer including a first channel portion, a second channel portion and a first conductor portion, the first conductor portion is respectively coupled to the first channel portion and the second channel portion; at least part of an orthographic projection of the first conductor portion on the base substrate is located between an orthographic projection of the first scanning line on the base substrate and the orthographic projection of the gate electrode of the driving transistor on the base substrate.Type: ApplicationFiled: July 31, 2023Publication date: June 4, 2026Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenhui GAO, Miao WANG, Cong LIU, Dan CAO, Binyan WANG, Yonglin GUO, Gukhwan SONG, Zhiliang JIANG, Yangpeng WANG, Ming HU
-
Patent number: 12638706Abstract: The present invention provides a display panel and the manufacturing method thereof. The display panel includes an array substrate, a color filter substrate, and a bonding terminal. The array substrate has a first surface, a second surface, and a side surface connecting the first surface and the second surface. A side surface of the array substrate includes a first connection surface. The first connection surface is a curved surface. The color filter substrate and the bonding terminal are disposed on the first surface of the array substrate. The side surface of the color filter substrate intersects a surface of the color filter substrate away from the array substrate to form a first included angle, and the first included angle is an acute angle or a right angle.Type: GrantFiled: December 27, 2021Date of Patent: May 26, 2026Assignee: SUZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xin Gu, Baibo Yu, Junjie Li, Bangyin Peng, Dan Cao
-
Patent number: 12633261Abstract: The pixel circuit includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light according to a driving voltage during a light emitting stage; a storage module configured to maintain the driving voltage and to provide the driving voltage to the driving module during the light emitting stage; a first transistor, a first electrode of the first transistor being connected to a position where the driving module receives the driving voltage, and a second electrode of the first transistor being not directly connected to a signal source; a second transistor, a first electrode of the second transistor being connected to the first electrode of the first transistor, wherein a structure to which a second electrode of the second transistor is connected is different from a structure to which the second electrode of the first transistor is connected.Type: GrantFiled: January 29, 2025Date of Patent: May 19, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jingwen Zhang, Yunsheng Xiao, Miao Wang, Dan Cao
-
Publication number: 20260112321Abstract: The present disclosure provides a display device, a gate driving circuit, and a shift register unit. The shift register unit includes an input subcircuit, a first control subcircuit, a second control subcircuit, a fourth control subcircuit and an output subcircuit. The fourth control subcircuit includes a fourth transistor and a first capacitor, where a first electrode of the fourth transistor is connected to the second clock signal terminal, and a second electrode of the fourth transistor is connected to a seventh node; the first capacitor is connected between a control electrode of the fourth transistor and the seventh node.Type: ApplicationFiled: December 8, 2025Publication date: April 23, 2026Inventors: Jingwen ZHANG, Yonglin GUO, Dan CAO
-
Patent number: 12571193Abstract: The present utility model relates to a toilet. The toilet comprises: a seat body having a sewage accommodating bowl; a ring flushing pipeline, the ring flushing pipeline being used for performing ring flushing on the sewage accommodating bowl; a bottom flushing pipeline, the bottom flushing pipeline being used for performing bottom flushing on the sewage accommodating bowl; and a flush valve, the flush valve being capable of being in fluid communication with at least one of the ring flushing pipeline and the bottom flushing pipeline, such that water for flushing flows to the sewage accommodating bowl via the flush valve. A first power supply apparatus is arranged in the seat body, and the first power supply apparatus is configured to supply power to the flush valve.Type: GrantFiled: March 7, 2022Date of Patent: March 10, 2026Assignee: LIXIL (CHINA) Investment Co., Ltd.Inventors: Zhongde Fan, Li Jiang, Yongze Liu, Yulin Li, Xiaolong He, Dan Cao, Jian Zhang, Jiangjiang Ye
-
Patent number: 12568686Abstract: The present application provides an array substrate and a fabrication method thereof, and a display device. By etching a second insulating layer using a patterned black negative-type photoresist layer as an etching barrier layer, a second conductive member for transmitting electrical signals and having a same layer as source/drain electrodes is exposed. The second conductive member replaces an indium tin oxide in conventional technology to electrically connect a driving chip, thereby reducing processes of forming indium tin oxide and use of a photomask, simplifying production process, saving production costs, and improving production efficiency.Type: GrantFiled: May 15, 2020Date of Patent: March 3, 2026Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Bin Zhao, Xin Zhang, Juncheng Xiao, Dan Cao, Junling Liu, Xiaobo Hu
-
Patent number: 12531019Abstract: A display substrate and a display device. The display substrate includes a base substrate and a plurality of sub-pixels arranged on the base substrate. A plurality of sub-pixel driving circuitries in the plurality of sub-pixels is arranged in columns, the columns of sub-pixel driving circuitries are divided into a plurality of column units, and each column unit includes at least two adjacent columns of sub-pixel driving circuitries. The display substrate further includes a first initialization signal transmission layer including a first initialization bus and a plurality of first initialization branches. The first initialization branch includes a first branch body member and a plurality of first branch extending members. The first branch body member is coupled to the sub-pixel driving circuitries in a corresponding column unit through the plurality of first branch extending members.Type: GrantFiled: May 30, 2023Date of Patent: January 20, 2026Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dan Cao, Wenhui Gao, Miao Wang, Cong Liu, Binyan Wang, Jingwen Zhang, Yonglin Guo, Gukhwan Song, Zhen Liu
-
Patent number: 12525196Abstract: The present disclosure provides a display device, a gate driving circuit, a shift register unit and a driving method thereof. The shift register unit includes an input subcircuit, a first control subcircuit, a second control subcircuit, a third control subcircuit and an output subcircuit. The third control subcircuit is connected to the first node, the second clock signal terminal and the fifth node, and is configured to control a potential of the fifth node according to potentials of the first node and the second clock signal terminal.Type: GrantFiled: February 27, 2023Date of Patent: January 13, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jingwen Zhang, Yonglin Guo, Dan Cao
-
Publication number: 20250389736Abstract: A reagent combination, a kit, a detection system and a detection method for detecting a small molecule substance. In the condition that a solution to be tested does not contain or contains a small amount of the small molecule substance, an antibody binds to a substrate protein conjugate to form an immune complex, a stem-loop structure is generated by means of a complementary pairing among a plurality of nucleic acid molecules, a first fluorescent group excites a second fluorescent group to emit a second fluorescence on the basis of fluorescence resonance energy transfer, and the content of the small molecule substance is calculated. In the condition that the solution to be tested contains a large amount of the small molecule substance, the immune complex and the stem-loop structure cannot be formed, and the second fluorescent group cannot emit the second fluorescent.Type: ApplicationFiled: August 23, 2022Publication date: December 25, 2025Applicant: Nanjing Poclight Biotechnology Co., Ltd.Inventors: Dan CAO, Shun CHENG
-
Publication number: 20250377355Abstract: A reagent combination, kit, system, and method for detecting a target protein are disclosed. In a case that a target protein is contained in the solution to be detected, a first antibody and a second antibody are used to form a double-antibody sandwich structure with the target protein. Through the complementary pairing between multiple single stranded DNAs, the donor fluorescent molecules excite the acceptor fluorescent molecules to emit fluorescence, so as to calculate the content of the target protein. The detection method in the present disclosure is simple, has little background interference, high sensitivity and small measurement error.Type: ApplicationFiled: August 23, 2022Publication date: December 11, 2025Applicant: Nanjing Poclight Biotechnology Co., Ltd.Inventors: Dan CAO, Shun CHENG
-
Patent number: 12484354Abstract: The present application provides a light-emitting substrate and a display device. The light-emitting substrate includes a driving substrate, a light guide functional layer and a reflective layer. The driving substrate is provided with multiple light-emitting devices and multiple support columns. The reflective layer is disposed on the driving substrate and arranged between the light-emitting devices. The reflective layer includes a reflective body and multiple low-reflection units. Each low-reflection unit is arranged around one support column. The reflective layer has greater reflectivity at a position of the reflective body than at a position of each low-reflection unit.Type: GrantFiled: July 11, 2022Date of Patent: November 25, 2025Assignee: SUZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Lu Chen, Qiong Liu, Junjie Li, Dan Cao
-
Publication number: 20250265983Abstract: A driving circuit, driving method, and display device are provided. The drive circuit includes output circuit and inverting circuit; the output circuit provides driving output signal via the driving output terminal based on data voltage under control of switch control signal and output control signal; the inverting circuit includes N stages of inverters, N is positive integer; input terminal of first inverter is electrically connected to the driving output terminal, and output terminal of N-th inverter is electrically connected to driving signal output terminal; if N is greater than 1, output terminal of m-th inverter is electrically connected to input terminal of (m+1)-th inverter, m is positive integer less than N; the inverter inverts signal received by its input terminal to obtain inverted signal and output it via its output terminal. The drive circuit has high output stability.Type: ApplicationFiled: May 22, 2024Publication date: August 21, 2025Inventors: Dan CAO, Yonglin GUO, Ziyang YU, Qingqing YAN, Quanyong GU, Gukhwan SONG, Zhiliang JIANG
-
Patent number: 12389684Abstract: Provided is a dummy pixel circuit. The dummy pixel circuit is applicable to a display panel provided with two through vias and disposed between the two through vias, and includes a pixel sub-circuit and a dummy sub-circuit. The pixel sub-circuit includes one or more first transistors, wherein a control electrode of the first transistor is electrically connected to the first gate line. The dummy sub-circuit includes one or more second transistors, wherein a control electrode of the dummy sub-circuit is electrically connected to the first gate line, a first electrode of the second transistor is electrically connected to a first electrode of a corresponding one of the one or more first transistors, and a second electrode of the second transistor is electrically connected to a second electrode of the corresponding first transistor. One of the first transistors corresponds to at least one of the second transistors.Type: GrantFiled: October 29, 2021Date of Patent: August 12, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Huijuan Yang, Maoying Liao, Yang Zhou, Lu Bai, Jie Dai, Dan Cao
-
Patent number: 12366062Abstract: The present utility model provides a modularized induction flushing device for a urinal and an induction urinal. The modularized induction flushing device comprises a water inlet and outlet assembly, a water drainage assembly, an electromagnetic valve assembly, and a power supply assembly, wherein the modularized induction flushing device further comprises an induction module, the induction module is associated with the electromagnetic valve assembly and is attached to the water inlet and outlet assembly and/or the water drainage assembly, wherein the induction module is configured to be switched between at least two induction modes in a replaceable mode, and the electromagnetic valve assembly responds to different induction modes of the induction module to control flushing of the urinal.Type: GrantFiled: March 30, 2023Date of Patent: July 22, 2025Assignee: LIXIL (China) Investment Co., Ltd.Inventors: Dan Cao, Heqing Jiang, Jianjian Gao, Junyan Xu
-
Publication number: 20250225937Abstract: The present disclosure provides a display device, a gate driving circuit, a shift register unit and a driving method thereof. The shift register unit includes an input subcircuit, a first control subcircuit, a second control subcircuit, a third control subcircuit and an output subcircuit. The third control subcircuit is connected to the first node, the second clock signal terminal and the fifth node, and is configured to control a potential of the fifth node according to potentials of the first node and the second clock signal terminal.Type: ApplicationFiled: February 27, 2023Publication date: July 10, 2025Inventors: Jingwen ZHANG, Yonglin GUO, Dan CAO
-
Patent number: 12347373Abstract: Disclosed are a display panel and a display device. The pixel circuit in the display panel includes a control circuit, a drive circuit, and a regulating circuit. The control circuit controls the potential of the coupled control node based on the gate drive signal provided by the gate line and the data signal provided by the data line. The drive circuit drives the light-emitting element to emit light based on the potential of the control node and the drive power signal provided by the drive power line. The regulating circuit adjusts the potential of the control node through the coupling effect based on the drive power signal and the initial power signal provided by the initial power line.Type: GrantFiled: March 28, 2023Date of Patent: July 1, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Miao Wang, Yonglin Guo, Dan Cao, Cong Liu, Binyan Wang, Wenhui Gao, Ziyang Yu, Zhiliang Jiang
-
Patent number: 12340751Abstract: A pixel driving circuit includes: a driving circuit, connecting a first node, a second node, and a third node, and configured to provide a driving current to the third node by using the second node; a compensation circuit, connecting the third node, a fourth node, and a first gate driving signal end, and configured to conduct the third node and the fourth node; a first reset circuit, connecting a first initial signal end, a fifth node, and a first reset signal end, and configured to transmit a signal of the first initial signal end to the fifth node; a first isolation circuit, connecting the first node and the fourth node, and configured to conduct the first node and the fourth node; and a second isolation circuit, connecting the first node and the fifth node, and configured to conduct the first node and the fifth node.Type: GrantFiled: June 24, 2022Date of Patent: June 24, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yonglin Guo, Cong Liu, Dan Cao, Tiaomei Zhang
-
Publication number: 20250191457Abstract: An intelligent toilet seat, a toilet and a monitoring system are provided. The intelligent toilet seat includes: a toilet seat box including a seat box housing, wherein the seat box housing defines a cavity therein; a toilet seat ring pivotally connected with the toilet seat box; a reminder button arranged on a side wall of the seat box housing and configured to accept an input operation to generate a trigger signal; and a control device accommodated in the cavity and including a control module and an IoT communication module, wherein the control module is electrically connected with the reminder button and the IoT communication module respectively, and is configured to trigger the IoT communication module to wirelessly send a reminder signal to an outside upon receiving the trigger signal from the reminder button.Type: ApplicationFiled: March 16, 2023Publication date: June 12, 2025Inventors: Zhongde FAN, Yang JIANG, Dan CAO, Junyan XU, Guanming CAI, Yangang JIN
-
Patent number: 12322336Abstract: A pixel driving circuit is provided. The pixel driving circuit includes a driving transistor; a storage capacitor having a first capacitor electrode and a second capacitor electrode; a coupling capacitor having a third capacitor electrode and a fourth capacitor electrode; a control transistor; and a data write transistor having a gate electrode connected to a gate line, a first electrode connected to a data line, and a second electrode connected to a first electrode of the control transistor; wherein the control transistor has a gate electrode connected to a fourth control signal line, a first electrode connected to the second electrode of the data write transistor, and a second electrode connected to the first capacitor electrode and the fourth capacitor electrode; a gate electrode of the driving transistor is connected to the third capacitor electrode; and the control transistor is an n-type transistor.Type: GrantFiled: January 19, 2023Date of Patent: June 3, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Wenhui Gao, Dan Cao, Yonglin Guo, Jingwen Zhang, Zhiliang Jiang
-
Publication number: 20250174199Abstract: The pixel circuit includes: a light emitting module configured to emit light; a driving module configured to drive the light emitting module to emit light according to a driving voltage during a light emitting stage; a storage module configured to maintain the driving voltage and to provide the driving voltage to the driving module during the light emitting stage; a first transistor, a first electrode of the first transistor being connected to a position where the driving module receives the driving voltage, and a second electrode of the first transistor being not directly connected to a signal source; a second transistor, a first electrode of the second transistor being connected to the first electrode of the first transistor, wherein a structure to which a second electrode of the second transistor is connected is different from a structure to which the second electrode of the first transistor is connected.Type: ApplicationFiled: January 29, 2025Publication date: May 29, 2025Inventors: Jingwen ZHANG, Yunsheng XIAO, Miao WANG, Dan CAO