Patents by Inventor Xin Bi
Xin Bi 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: 11967264Abstract: A display apparatus includes a display panel, a memory, and a driver. The memory stores at least one set of correspondences, and each set of correspondences includes 2N grayscale data and 2N register values in a one-to-one correspondence with the 2N grayscale data; each register value represents a grayscale voltage value of corresponding grayscale data; and N is a positive integer greater than or equal to 6. The driver obtains the at least one set of correspondences from the memory; receives image data from a signal transmission interface, the image data including a plurality of grayscale data corresponding to a plurality of sub-pixels; for any grayscale data in the image data, obtains a register value corresponding to the grayscale data in a set of correspondences; and outputs a grayscale voltage corresponding to a grayscale voltage value represented by the register value to the display panel according to the register value.Type: GrantFiled: February 22, 2021Date of Patent: April 23, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTDInventors: Xin Bi, Kun Zuo
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Patent number: 11937499Abstract: Disclosed are an aromatic amine derivative and an organic electroluminescent device including the same. A fluorenyl/silafluorenyl group having an ortho-substituted group is introduced into the structure of the aromatic amine derivative. The aromatic amine derivative may be used as a light-emitting material in a light-emitting layer of an organic electroluminescent device. These novel compounds can provide better device performance.Type: GrantFiled: August 24, 2020Date of Patent: March 19, 2024Assignee: BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.Inventors: Chunliang Zhao, Zheng Wang, Dan Ye, Shaobo Zhang, Hongbo Li, Xin Bi, Xuechao Tian, Chi Yuen Raymond Kwong, Chuanjun Xia
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Patent number: 11782562Abstract: A touch panel includes first touch electrodes and second touch electrodes. At least one first touch electrode includes first sub-electrodes electrically connected to one another and first connecting sub-portions located between and electrically connecting every two adjacent first sub-electrodes. At least one second touch electrode includes second sub-electrodes electrically connected to one another and second connecting sub-portions located between and electrically connecting every two adjacent second sub-electrodes. At least one first connecting sub-portion at least partially overlaps at least one second connecting sub-portion so as to form a stacked structure as a connecting portion. The touch panel includes an opening area, and the connecting portions include at least one adjacent connecting portion adjacent to the opening area, where a center of an orthographic projection of the adjacent connecting portion does not overlap a first intersection point and is located outside the opening area.Type: GrantFiled: September 17, 2020Date of Patent: October 10, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Mingqiang Wang, Hongjin Hu, Lixiang Yi, Junhui Yang, Zhenhua Zhang, Xin Bi, Bin Zhang
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Publication number: 20230200179Abstract: A module structure, a touch module, a display module and a display apparatus are provided. The module structure includes: a substrate including a base substrate, wherein the base substrate includes a functional area and a bonding area on one side of the functional area; a plurality of bonding terminals are provided in the bonding area and arranged along a first direction and each bonding terminal extends along a second direction, and at least one floating terminal is provided in the bonding area and on at least one side of the plurality of bonding terminals in the first direction; the module structure further includes a flexible circuit board, including: a plurality of first connection terminals provided corresponding to the plurality of bonding terminals, and at least one second connection terminal provided corresponding to the at least one floating terminal.Type: ApplicationFiled: July 30, 2021Publication date: June 22, 2023Inventors: Hongjin HU, Wei GONG, Chang WANG, Mingqiang WANG, Jiaxiang ZHANG, Yonglin CHEN, Fei LI, Xin BI, Bin ZHANG, Kun ZUO
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Publication number: 20230123422Abstract: A display module includes a flexible display panel including a display portion, a binding portion, and a bending portion; a first back film, a second back film fitted to the display portion and the binding portion, respectively, an auxiliary support layer located between the first and second back films, bonded with the back films through first and second adhesive layers, respectively, and provided with an elastic modulus greater than the first and second back films; orthographic projections of the back films are located in or overlaps with those of the display portion and the bind portion, respectively. Side edges of the first and second back films and the auxiliary support layer close to the bending portion are first, second and third side edges, respectively; a spacing between the third and first side edges and a spacing between the third and second side edges are 0-0.35 mm.Type: ApplicationFiled: October 21, 2021Publication date: April 20, 2023Inventors: Xin BI, Wei GONG, Yanli WANG, Jiaxiang WANG, Yangyang CAI, Xinqi LIN
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Patent number: 11610542Abstract: Proposed are a display substrate, a control method thereof and a wearable display device. The display substrate includes M rows and N columns of pixels and 2M rows of scanning lines, a first sub-pixel and a second sub-pixel of pixels in an i-th row are connected to the same scanning line and electrically connected to one of a (2i?1)-th row of scanning line and a 2i-th row of scanning line, and a third sub-pixel of the pixels in the i-th row is electrically connected to the other of the (2i?1)-th row of scanning line and the 2i-th row of scanning line; when the display substrate is displaying, a first sub-pixel, a second sub-pixel and a third sub-pixel among two pixels located in a (2i?1)-th row, a j-th column, and a 2i-th row, a j-th column emit light at an i-th stage of each frame.Type: GrantFiled: October 20, 2021Date of Patent: March 21, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Hongjin Hu, Chang Wang, Cunzhi Li, Mingqiang Wang, Xin Bi, Bin Zhang, Kun Zuo, Jiaxiang Zhang
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Patent number: 11561634Abstract: The present disclosure provides a display module, a method for fabricating the display module and a display device. The display module includes a display substrate and a touch layer on a light emitting side of the display substrate, the display substrate includes a plurality of light emitting units, the touch layer includes a plurality of touch units in the touch area, and an orthographic projection of each of the plurality of touch units on the display substrate covers at least two light emitting units. Each touch unit includes: a mesh conductive structure including conductive wires arranged crosswise to define a plurality of grids, an orthographic projection of each conductive wire on the display substrate is in a space between adjacent light emitting units; and a plurality of first transparent electrodes, each of which is in the grid and electrically coupled to the conductive wire.Type: GrantFiled: June 16, 2021Date of Patent: January 24, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xin Bi, Bin Zhang, Kun Zuo, Mingqiang Wang
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Publication number: 20220317812Abstract: A touch panel includes: a plurality of first touch electrodes including a plurality of first sub-electrodes electrically connected to one another and a plurality of first connecting sub-portions located between and electrically connecting every two adjacent first sub-electrodes; and a plurality of second touch electrodes including a plurality of second sub-electrodes electrically connected to one another and a plurality of second connecting sub-portions located between and electrically connecting every two adjacent second sub-electrodes. At least one first connecting sub-portion at least partially overlaps at least one second connecting sub-portion so as to form a stacked structure as a connecting portion. The touch panel includes an opening area. The plurality of connecting portions include at least one adjacent connecting portion adjacent to the opening area.Type: ApplicationFiled: September 17, 2020Publication date: October 6, 2022Inventors: Mingqiang Wang, Hongjin Hu, Lixiang Yi, Junhui Yang, Zhenhua Zhang, Xin Bi, Bin Zhang
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Publication number: 20220293048Abstract: Proposed are a display substrate, a control method thereof and a wearable display device. The display substrate includes M rows and N columns of pixels and 2M rows of scanning lines, a first sub-pixel and a second sub-pixel of pixels in an i-th row are connected to the same scanning line and electrically connected to one of a (2i?1)-th row of scanning line and a 2i-th row of scanning line, and a third sub-pixel of the pixels in the i-th row is electrically connected to the other of the (2i?1)-th row of scanning line and the 2i-th row of scanning line; when the display substrate is displaying, a first sub-pixel, a second sub-pixel and a third sub-pixel among two pixels located in a (2i?1)-th row, a j-th column, and a 2i-th row, a j-th column emit light at an i-th stage of each frame.Type: ApplicationFiled: October 20, 2021Publication date: September 15, 2022Inventors: Hongjin HU, Chang WANG, Cunzhi LI, Mingqiang WANG, Xin BI, Bin ZHANG, Kun ZUO, Jiaxiang ZHANG
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Publication number: 20220100319Abstract: Provided are a touch control substrate, a display substrate a display device. The touch control substrate has a touch control area and a bonding area and includes: a base; first signal lines; second signal lines; touch control units in the touch control area, each row of touch control units are coupled to one first signal line, each column of touch control units are coupled to one second signal line, first signal lead-in terminals, coupled to first first fan-out lines in the bonding area, of some first signal lines are on a first side of the touch control area, second signal lead-in terminals, coupled to second first fan-out lines in the boding area, of the remaining first signal lines are on a second side of the touch control area, third signal lead-in terminals of the second signal lines are coupled to second fan-out lines in the bonding area.Type: ApplicationFiled: January 22, 2021Publication date: March 31, 2022Inventors: Mingqiang WANG, Yufeng CHEN, Zhi YANG, Xin BI, Bin ZHANG
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Publication number: 20220036787Abstract: This application discloses a scanning modification method for modifying an offset between a display panel and a cover plate and a display device. A scanning modification method of a display panel includes: determining a scanning reference point according to an offset angle, which offset angle refers to an alignment offset angle between the cover plate and the display panel; determining a scanning unit and the distribution of individual scanning units in a redefined scanning line according to the offset angle and the size of sub-pixel units, which scanning unit includes at least one sub-pixel unit; determining the starting point of each redefined scanning line according to the offset angle and the size of sub-pixel units; and performing scan display according to the scanning reference point, the distribution of the scanning units and the starting point of the redefined scanning line that are determined.Type: ApplicationFiled: March 25, 2021Publication date: February 3, 2022Inventors: Qianqian LIU, Chuanyan LAN, Xin BI
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Publication number: 20220027005Abstract: The present disclosure provides a display module, a method for fabricating the display module and a display device. The display module includes a display substrate and a touch layer on a light emitting side of the display substrate, the display substrate includes a plurality of light emitting units, the touch layer includes a plurality of touch units in the touch area, and an orthographic projection of each of the plurality of touch units on the display substrate covers at least two light emitting units. Each touch unit includes: a mesh conductive structure including conductive wires arranged crosswise to define a plurality of grids, an orthographic projection of each conductive wire on the display substrate is in a space between adjacent light emitting units; and a plurality of first transparent electrodes, each of which is in the grid and electrically coupled to the conductive wire.Type: ApplicationFiled: June 16, 2021Publication date: January 27, 2022Inventors: Xin BI, Bin ZHANG, Kun ZUO, Mingqiang WANG
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Publication number: 20210395830Abstract: Provided is a use of methylated locus in Sonic Hedgehog subgroup medulloblastoma, which relates to the technical field of tumor classification and detection. Specifically, the present disclosure provides a use of a reagent for detecting a methylation level of at least one genetic locus selected from ROBO4, OTX2OS1, AHRR, DKK4, or PART1 in a biological sample in the preparation of a diagnostic reagent or a diagnostic kit for Sonic Hedgehog subgroup medulloblastoma. Based on analysis and comparison of data from a large number of Sonic Hedgehog subgroup medulloblastoma samples and other medulloblastoma subgroups samples the methylation level of a genetic locus in the above genes can be used as a referenced indicator for the diagnosis of Sonic Hedgehog subgroup medulloblastoma. Therefore, only a few methylated loci are targeted and detected, and MB SHE can be classified and identified, thereby reducing diagnostic difficulty and cost of Sonic Hedgehog subgroup medulloblastoma.Type: ApplicationFiled: December 27, 2019Publication date: December 23, 2021Inventors: Jingxing LIU, Weiwei ZHAO, Shihui YU, Mingming SUN, Baixue CHEN, Changming HU, Xin BI, Yishe WANG
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Method for determining touch layer pattern, touch display device, computer device and storage medium
Patent number: 11079869Abstract: A method for determining a touch layer pattern, a touch display device, a computer device and a storage medium are provided. The method includes: providing a pixel pattern which contains a light shielding region and a sub-pixel region defined by the light shielding region; superimposing at least two different touch patterns with the pixel pattern respectively to obtain at least two superimposed patterns; and determining, as a touch layer pattern, a touch pattern from the at least two touch patterns, according to equivalent grayscales of the at least two superimposed patterns.Type: GrantFiled: September 20, 2018Date of Patent: August 3, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Junhui Wu, Xin Bi, Xun Pu, Jiandong Guo, Zhongshan Wu -
Patent number: 11056063Abstract: A pixel circuit includes a data writing and compensation sub-circuit, a driving sub-circuit, and a light-emitting control sub-circuit. The data writing and compensation sub-circuit is configured to transmit a data signal from a data voltage terminal to the driving sub-circuit under control of a first control signal terminal, and to compensate a threshold voltage of the driving sub-circuit under the control of the first control signal terminal. The light-emitting control sub-circuit is configured to transmit a first voltage signal from a first voltage terminal to the driving sub-circuit and the data writing and compensation sub-circuit under control of a second control signal terminal, and to transmit a second voltage signal from the second voltage terminal to the driving sub-circuit under the control of the second control signal terminal. The driving sub-circuit is configured to transmit a signal output from the light-emitting control sub-circuit to a light-emitting sub-circuit.Type: GrantFiled: March 26, 2019Date of Patent: July 6, 2021Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongshan Wu, Xun Pu, Xin Bi, Jiandong Guo, Junhui Wu
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Patent number: 10976851Abstract: A touch display panel, a method for driving the same, and a display device.Type: GrantFiled: October 16, 2019Date of Patent: April 13, 2021Assignees: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Junhui Wu, Xin Bi, Jiandong Guo, Xun Pu, Zhongshan Wu
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Publication number: 20210066595Abstract: Disclosed are an aromatic amine derivative and an organic electroluminescent device including the same. A fluorenyl/silafluorenyl group having an ortho-substituted group is introduced into the structure of the aromatic amine derivative. The aromatic amine derivative may be used as a light-emitting material in a light-emitting layer of an organic electroluminescent device. These novel compounds can provide better device performance.Type: ApplicationFiled: August 24, 2020Publication date: March 4, 2021Inventors: Chunliang Zhao, Zheng Wang, Dan Ye, Shaobo Zhang, Hongbo Li, Xin Bi, Xuechao Tian, Chi Yuen Raymond Kwong, Chuanjun Xia
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Patent number: 10752934Abstract: The present invention provides a soluble pyrroloquinoline-quinone-dependent glucose dehydrogenase (PQQ-sGDH) mutant, wherein the amino acid positions thereof correspond to a wild-type PQQ-sGDH sequence of Acinetobacter calcoaceticus as shown in SEQ ID NO 1 comprising one of the following group of mutations: A194F, a combined mutation based on A194F, a combined mutation based on Q192A or a combined mutation based on Q192S. Said PQQ-sGDH mutant has good glucose substrate specificity and significantly reduced cross-reactivity to maltose and the like, and is suitable for detecting glucose in a sample such as blood.Type: GrantFiled: October 28, 2016Date of Patent: August 25, 2020Assignee: LEADWAY (HK) LIMITEDInventors: Zhe Wang, Xin Bi, Riyong Qiu
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Patent number: 10754462Abstract: A touch screen and a touch display device are provided in the present disclosure. The touch screen includes a substrate; a touch electrode pattern on the substrate; an optical interrupting pattern on a side of the touch electrode pattern facing away from the substrate; wherein in an effective display region of a display screen, at least a portion of an orthographic projection of the optical interrupting pattern on the substrate falls into an orthographic projection of the touch electrode pattern on the substrate to form a plurality of overlapping regions spaced apart from each other.Type: GrantFiled: September 19, 2018Date of Patent: August 25, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Junhui Wu, Xin Bi, Jiandong Guo, Zhongshan Wu
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Publication number: 20200218388Abstract: A touch display panel, a method for driving the same, and a display device.Type: ApplicationFiled: October 16, 2019Publication date: July 9, 2020Inventors: Junhui WU, Xin Bi, Jiandong Guo, Xun Pu, Zhongshan Wu