Patents by Inventor Lu Bai
Lu Bai 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).
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Patent number: 11990090Abstract: A display substrate and an electronic device are provided. The display substrate includes a base substrate, including a display region and a peripheral region on at least one side of the display region; and a shift register unit and a first clock signal line in the peripheral region of the base substrate, wherein the first clock signal line extends along a first direction on the base substrate, and is connected to a first clock signal terminal to be configured to provide a first clock signal to the shift register unit; the shift register unit includes an input circuit, an output circuit, a first control circuit, and an output control circuit; the output control circuit includes an output control transistor and a first capacitor, and the output circuit includes an output transistor and a second capacitor.Type: GrantFiled: June 26, 2023Date of Patent: May 21, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengfei Yu, Lu Bai, Jie Dai, Mengqi Wang, Huijun Li, Yupeng He, Hao Zhang, Meng Zhang, Xin Zhang
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Patent number: 11990089Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, and a shift register unit, a first clock signal line, and a second clock signal line that are provided on the base substrate. The shift register unit includes an input circuit, an output circuit, a first control circuit, a second control circuit, and an output control circuit, and the second control circuit includes a first noise reduction transistor and a second noise reduction transistor; and the input circuit includes an input transistor, the input transistor and the first noise reduction transistor are sequentially arranged in the first direction, and an imaginary line of a channel region of the first noise reduction transistor extending in the second direction does not intersect with an imaginary line of an active layer of the input transistor extending in the second direction.Type: GrantFiled: June 26, 2023Date of Patent: May 21, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengfei Yu, Lu Bai, Jie Dai, Mengqi Wang, Huijun Li, Yupeng He, Hao Zhang, Meng Zhang, Xin Zhang
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Patent number: 11974466Abstract: A first planarization layer, an anode lap joint later, a pixel defining layer are between the first dam and the display area; the anode lap joint layer includes a main body portion and sharp angle portions; the sharp angle portion at least includes a first side edge close to the display area; the pixel defining layer wraps a border of the anode lap joint layer and has a first groove extending from one to the other sharp angle portion. An edge of the first groove adjacent to the first side edge of the sharp angle portion is a second side edge; and an orthographic projection of the second side edge on a base substrate is in an orthographic projection of the third groove on the base substrate.Type: GrantFiled: July 27, 2020Date of Patent: April 30, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lu Bai, Li Song, Chang Luo, Sen Du, Pengfei Yu, Jie Dai, Yang Zhou
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Patent number: 11967286Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and includes a shift register unit, a first clock signal line, and a second clock signal line in a peripheral region; a first portion and a second portion of a first connection wire of the display substrate are connected to a first gate electrode of a first control transistor of the shift register unit; an orthographic projection of the first portion on the base substrate is on a side of an orthographic projection of an active layer of the first control transistor on the base substrate away from a display region; and an orthographic projection of the second portion on the base substrate is on a side of the orthographic projection of the active layer of the first control transistor on the base substrate close to the display region.Type: GrantFiled: September 30, 2020Date of Patent: April 23, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengfei Yu, Qiang Zhang, Tinghua Shang, Lu Bai, Jie Dai, Chenxing Wan, Haigang Qing
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Publication number: 20240130189Abstract: Provided is a display substrate. The display substrate includes: a display region and a bonding region on a side of the display region, wherein the display region includes a plurality of pixel columns; and a wiring structure, disposed between the display region and the bonding region and including a plurality of traces, wherein one of the plurality of traces corresponds to one of the plurality of pixel columns, the plurality of traces are electrically connected to the plurality of pixel columns to supply an electric signal to pixels, and each of the plurality of traces includes a plurality of sub-traces, wherein at least one of line lengths and line widths of sub-traces corresponding to at least a part of the plurality of traces are different, such that total resistances of the at least the part of the plurality of traces are basically equal.Type: ApplicationFiled: October 22, 2021Publication date: April 18, 2024Inventors: Yi QU, Maoying LIAO, Junxiu DAI, Lu BAI, Yang ZHOU, Xin ZHANG
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Publication number: 20240115482Abstract: A formulation for the care of damaged hair is provided, comprising: a vehicle; a silicone; and a deposition aid, wherein the deposition aid is a cationic dextran polymer, comprising a dextran base polymer functionalized with quaternary ammonium groups; wherein the dextran base polymer has a weight average molecular weight of 50,000 to 3,000,000 Daltons; wherein the quaternary ammonium groups include (i) a quaternary ammonium group of formula (II) bound to a pendent oxygen on the dextran base polymer (ii) a quaternary ammonium group of formula (III) bound to a pendent oxygen on the dextran base polymer wherein is pendent oxygen on the dextran base polymer; wherein X is a divalent linking group; wherein each R2 is independently selected from a C1-4 alkyl group; wherein each R3 is independently selected from a C1-4 alkyl group; and wherein each R4 is independently selected from a C5-20 alkyl group.Type: ApplicationFiled: May 6, 2022Publication date: April 11, 2024Inventors: Lyndsay M. Leal, Lu Bai, Emmett M. Partain, III, Daniel S. Miller, Benjamin Reiner
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Publication number: 20240119905Abstract: A display substrate, a manufacturing method and a display device are provided. At least one of the plurality of shift register units in the scan driving circuit includes an output circuit including an output transistor and an output reset transistor; a length of the active layer of the output transistor/the output reset transistor in the first direction is a first length/a second length, and a sum thereof is an output active length; a smaller one of minimum width of the active layer of the output transistor and the output reset transistor in a second direction is a first output active width, the first direction intersects the second direction; a ratio of the output active length to the first output active width is within a first predetermined ratio range greater than or equal to 3 and less than or equal to 11.Type: ApplicationFiled: December 19, 2023Publication date: April 11, 2024Inventors: Lu BAI, Haigang QING, Pengfei YU, Jie DAI, Xiaofeng JIANG
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Patent number: 11955088Abstract: A display substrate includes a base substrate, multiple sub-pixels, multiple first gate drive circuits, and at least one auxiliary structure. The base substrate includes a display region and a peripheral region located at a periphery of the display region. The multiple sub-pixels are located in the display region. The multiple first gate drive circuits and the at least one auxiliary structure are located in the peripheral region. The multiple first gate drive circuits are configured to provide first gate drive signals to the multiple sub-pixels. One auxiliary structure is disposed between adjacent first gate drive circuits.Type: GrantFiled: December 21, 2022Date of Patent: April 9, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lu Bai, Yang Zhou, Yi Qu, Chang Luo, Huijuan Yang, Yi Zhang, Junxiu Dai
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Publication number: 20240112638Abstract: A display substrate and manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and a shift register unit and a first clock signal line that are on the base substrate, the first clock signal line extends along a first direction on the base substrate and is configured to provide a first clock signal to the shift register unit, the shift register unit includes an input circuit, an output circuit, a first control circuit and an output control circuit, and the input circuit includes an input transistor, an active layer of the input transistor is in a strip shape extending along a second direction, and the second direction is different from the first direction.Type: ApplicationFiled: December 11, 2023Publication date: April 4, 2024Inventors: Pengfei YU, Lu BAI, Jie DAI, Linhong HAN
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Patent number: 11950466Abstract: A display substrate, a method of manufacturing the same, and a display apparatus are provided. Multiple subpixels in the display substrate include first and second subpixels. Each subpixel includes a power signal line pattern and a light-emitting element. The power signal line pattern includes first and second power line portions. At least a part of the first power line portion extends in a second direction. The light-emitting element includes an anode pattern. In the display substrate, an overlap between the anode pattern of the first subpixel and the power signal line pattern is larger in area than an overlap between the anode pattern of the second subpixel and the power signal line pattern, an overlap between the anode pattern of the first subpixel and the first power line portion is larger in area than an overlap between the anode pattern of the first subpixel and the second power line portion.Type: GrantFiled: August 31, 2020Date of Patent: April 2, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengfei Yu, Haigang Qing, Tinghua Shang, Jie Dai, Lu Bai, Chenxing Wan, Yang Zhou
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Publication number: 20240091124Abstract: A hair conditioner formulation is provided, comprising: a dermatologically acceptable vehicle; and a conditioning polymer, wherein the conditioning polymer is a cationic dextran polymer, comprising a dextran polymer functionalized with quaternary ammonium groups; wherein the dextran polymer has a weight average molecular weight of 50,000 to 3,000,000 Daltons; wherein the quaternary ammonium groups are selected from the group consisting of quaternary ammonium moieties of formula (A) bound to a pendent oxygen on the dextran polymer wherein is a pendent oxygen on the dextran polymer; wherein X is a divalent linking group bonding the quaternary ammonium moiety to the pendent oxygen on the dextran polymer; wherein each R2 is independently selected N from the group consisting of a C1-3 alkyl group; and wherein each R3 is independently selected from the group consisting of a linear or branched C4-16 alkyl group.Type: ApplicationFiled: March 9, 2022Publication date: March 21, 2024Inventors: Nisaraporn Suthiwangcharoen, Lyndsay M. Leal, Michaeleen Pacholski, Shannon Golden, Emmett M. Partain, III, Lu Bai, Daniel S. Miller
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Patent number: 11931447Abstract: A polymer/hydrophilic silica blend is provided comprising (a) a thickening polymer powder, comprising (i) structural units of C4-8 alkyl (meth)acrylate monomer; (ii) structural units of (meth)acrylic acid monomer, and (iii) structural units of a specialized associative monomer of formula (I) wherein R1 is a linear saturated C10-20 alkyl group; and n is an average of 20 to 28; and (b) a hydrophilic silica powder; wherein the weight ratio of hydrophilic silica powder to thickening polymer powder in the polymer/hydrophilic silica blend is 1:9 to 9:1. Also provided are personal care compositions containing same and methods of using same.Type: GrantFiled: April 16, 2020Date of Patent: March 19, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Luqing Qi, Liang Chen, Lu Bai, Lyndsay M. Leal, David M. Meunier, Yunshen Chen, Fanwen Zeng
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Publication number: 20240082137Abstract: A shampoo formulation is provided, comprising: dermatologically acceptable vehicle; dermatologically acceptable silicone; sodium lauryl ether surfactant, wherein the sodium lauryl ether surfactant is selected from sodium lauryl ether sulfate having an average two —(OCH2CH2)— groups per molecule, sodium lauryl ether sulfate having an average three —(OCH2CH2)— groups per molecule and mixtures thereof; deposition aid polymer, wherein the deposition aid polymer is cationic dextran polymer, comprising dextran polymer functionalized with quaternary ammonium groups; wherein the dextran polymer has weight average molecular weight of 50,000 to 3,000,000 Daltons; wherein quaternary ammonium groups are selected from quaternary ammonium moieties of formula (A) bound to pendent oxygen on dextran polymer wherein is pendent oxygen on dextran polymer; wherein X is divalent linking group bonding quaternary ammonium moiety to pendent oxygen on dextran polymer; wherein each R2 is independently selected from C1-4 alkyl gType: ApplicationFiled: March 9, 2022Publication date: March 14, 2024Inventors: Lu Bai, Emmett M. Partain, III, Lyndsay M. Leal, Daniel S. Miller, Michaeleen Pacholski, Jennifer P. Todd
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Publication number: 20240081103Abstract: A display substrate and a display device are disclosed. In the display substrate, a plurality of openings include a plurality of opening groups, the plurality of opening groups include a plurality of opening group rows, each of the opening groups includes a first opening and a second opening, the plurality of opening group rows includes a first opening group row and a second opening group row, the spacer is located between the first opening of the first opening group row and the second opening of the second opening group row, an orthographic projection of the first opening includes a first long edge, and an orthographic projection of the second opening includes a second long edge, the first long edge is parallel to the second long edge, an extension line of the first long edge is misaligned from an extension line of the second long edge.Type: ApplicationFiled: October 11, 2023Publication date: March 7, 2024Inventors: Hao ZHANG, Tingliang LIU, Yu WANG, Huijun LI, Huijuan YANG, Xiaofeng JIANG, Xin ZHANG, Jie DAI, Lu BAI, Pengfei YU, Tinghua SHANG
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Publication number: 20240057452Abstract: A display substrate includes a base substrate and a blocking structure on the base substrate and in a non-display region, and further includes first and second conductive layers, and an anode conductive layer on the base substrate and sequentially arranged away from the base substrate; the first conductive layer and the anode conductive layer have first and second boundary lines, respectively; extending directions of the first and second boundary lines are substantially parallel to each other; the second boundary line is on a side of the first boundary line away from the display region; in the fan-out region, the first conductive layer terminates, and the second conductive layer is continuously arranged; in the corner region, the anode conductive layer terminates, and an orthographic projection of the blocking structure on the base substrate at least partially covers an orthographic projection of the first and second boundary lines on the base substrate.Type: ApplicationFiled: November 26, 2021Publication date: February 15, 2024Inventors: Lu BAI, Bo ZHANG, Jiaxing CHEN, Yang ZHOU, Zhiwen CHU
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Patent number: 11900881Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. At least one of the plurality of shift register units in the scan driving circuit includes an output circuit including an output transistor and an output reset transistor; a length of the active layer of the output transistor/the output reset transistor in the first direction is a first length/a second length, and a sum thereof is an output active length; a smaller one of minimum width of the active layer of the output transistor and the output reset transistor in a second direction is a first output active width, the first direction intersects the second direction; a ratio of the output active length to the first output active width is within a first predetermined ratio range greater than or equal to 3 and less than or equal to 11.Type: GrantFiled: June 4, 2020Date of Patent: February 13, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lu Bai, Haigang Qing, Pengfei Yu, Jie Dai, Xiaofeng Jiang
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Patent number: 11903273Abstract: The present disclosure relates to a display substrate and a display device. The display substrate includes: a base substrate including a display area and a non-display area includes a fan-out area; a signal line layer including a plurality of signal lines located in the fan-out area; a first metal layer including a first power line located in the non-display area; a first electrode layer including a first electrode portion; and an organic insulating layer having a groove located in the non-display area. On the base substrate, an orthographic projection of the first electrode portion at least partially overlaps with that of the first power line, an orthographic projection of the organic insulating layer at an edge of the groove at least partially overlaps with that of the fan-out area in a first overlapping area having at least part not overlapping with an orthographic projection of the first electrode portion.Type: GrantFiled: July 27, 2020Date of Patent: February 13, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lu Bai, Xin Zhang, Pengfei Yu, Jie Dai, Sen Du, Li Song, Xiaofeng Jiang
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Patent number: 11893913Abstract: The present disclosure relates to a display substrate, a display panel and a display device. The display substrate includes: a base substrate including a display area and a peripheral area surrounding the display area; a common electrode located in the peripheral area and surrounding the display area; a panel crack detection line located in the peripheral area and surrounding the display area, wherein the panel crack detection line is located on one side of the common electrode away from the display area; and at least one electrostatic discharge circuit located in the peripheral area, wherein the at least one electrostatic discharge circuit includes at least one first thin film transistor including an active layer, a gate, a source and a drain, the source and the drain are electrically connected to the panel crack detection line, and the gate is electrically connected to the common electrode.Type: GrantFiled: April 15, 2020Date of Patent: February 6, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaofeng Jiang, Linhong Han, Huijun Li, Huijuan Yang, Yu Wang, Lu Bai, Jie Dai, Lulu Yang, Yi Qu, Siyu Wang, Hao Zhang, Xin Zhang
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Patent number: 11875749Abstract: A display substrate and manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and a shift register unit and a first clock signal line that are on the base substrate, the first clock signal line extends along a first direction on the base substrate and is configured to provide a first clock signal to the shift register unit, the shift register unit includes an input circuit, an output circuit, a first control circuit and an output control circuit, and the input circuit includes an input transistor, an active layer of the input transistor is in a strip shape extending along a second direction, and the second direction is different from the first direction.Type: GrantFiled: April 10, 2020Date of Patent: January 16, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengfei Yu, Lu Bai, Jie Dai, Linhong Han
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Patent number: 11871626Abstract: Provided are a display panel and a display device. The display panel includes: a base substrate including a display area and a peripheral area; a plurality of sub-pixels; a driving circuit; a power line; a connection layer electrically connected to the power line and located on one side of the driving circuit and the power line away from the base substrate, an orthographic projection of the connection layer on the base substrate partially overlaps with that of the driving circuit on the base substrate, and a minimum distance between an edge of the orthographic projection of the connection layer on the base substrate close to the display area and an edge of an orthographic projection of an anode, which is closest to an edge of the display area of a plurality of anodes of the sub-pixels, on the base substrate ranges from 150 to 250 microns; and a cathode.Type: GrantFiled: June 30, 2020Date of Patent: January 9, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Dai, Yi Qu, Pengfei Yu, Sen Du, Li Song, Lu Bai