Patents by Inventor Xue CAO
Xue 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).
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Publication number: 20240145321Abstract: A substrate integrated with passive devices and a manufacturing method thereof are provided.Type: ApplicationFiled: April 23, 2021Publication date: May 2, 2024Inventors: Chuncheng CHE, Feng LIU, Yuelei XIAO, Yue LI, Guochen DU, Xue CAO, Yifan WU, Wenbo CHANG
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Publication number: 20240135570Abstract: A method for improving estimation of leaf area index in an early growth stage of wheat based on red-edge bands of Sentinel-2 satellite images includes the following steps: acquiring field background spectrum and wheat canopy spectrum information by means of Sentinel-2; respectively acquiring a “straw-soil” spectrum and a “wheat-straw-soil” spectrum, and calculating slopes of red-edge areas of the “straw-soil” spectrum and the “wheat-straw-soil” spectrum; calculating a tangent function SATF corrected by a background adjustment coefficient ?; constructing a wheat LAI estimation model based on a spectral variable SATFNIR-RE2; performing preliminary screening on the LAI estimation model using cross validation; and then testing the screened model with independent data.Type: ApplicationFiled: February 6, 2022Publication date: April 25, 2024Applicant: NANJING AGRICULTURAL UNIVERSITYInventors: Xia YAO, Wei LI, Tao CHENG, Yan ZHU, Yongchao TIAN, Weixing CAO, Dong LI, Hengbiao ZHENG, Yu ZHANG, Jifeng MA, Xue WANG, Caili GUO
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Patent number: 11929358Abstract: Provided is a display backplate including an array substrate and a plurality of pairs of connection structures on the array substrate, wherein the array substrate includes a plurality of thin-film transistors and a common electrode signal line, wherein at least one of the plurality of thin-film transistors is connected to one of a pair of connection structures and the common electrode signal line is connected to the other of the pair of connection structures; and an area of a first section of the connection structure is negatively correlated with a distance between the first section and a surface of the array substrate, and the first section is parallel to the surface of the array substrate.Type: GrantFiled: April 21, 2023Date of Patent: March 12, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhiwei Liang, Wenqian Luo, Yingwei Liu, Ke Wang, Qi Yao, Huijuan Wang, Haixu Li, Zhanfeng Cao, Guangcai Yuan, Xue Dong, Guoqiang Wang, Zhijun Lv
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Patent number: 11917302Abstract: The present disclosure discloses a camera exposure processing method and system. The method includes: obtaining trigger signals, the trigger signals being used to trigger the camera to collect image data and trigger the light source to turn on and off in turn in a fixed sequence; triggering cyclically n light sources to turn on in turn; triggering multiple sensor lines of the camera to perform image acquisition on the object simultaneously; extracting the image data of the exposed object under the turned-on light source collected by the multiple sensor lines to obtain effective data of the object, wherein a sequential lighting order is that after a former light source is cyclically turned on y times, a latter light source is cyclically turned on y times; and splicing all image data of the same position of the object to obtain a spliced image of the object under different light sources.Type: GrantFiled: July 13, 2022Date of Patent: February 27, 2024Assignee: HEFEI I-TEK OPTOELECTRONICS CO., LTD.Inventors: Ning Dong, Guiping Cao, Haixing Sun, Xue Wang
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Publication number: 20240044730Abstract: A sensing substrate and a manufacturing method thereof are provided. The sensing substrate includes a base substrate, a heat electrode and a strain detection electrode which are disposed on the base substrate, and an insulation layer covering the heat electrode and the strain detection electrode. The heat electrode is configured for heating, and the strain detection electrode is configured to detect strain. The heat electrode and the strain detection electrode each have a metal mesh structure.Type: ApplicationFiled: May 31, 2021Publication date: February 8, 2024Inventors: Lin GONG, Yue LI, Wenbo CHANG, Yuelei XIAO, Xue CAO, Xuechao SONG, Yi ZHOU, Kidong HAN, Baijun ZHOU, Feng QU, Yifan WU
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Patent number: 11876275Abstract: A liquid crystal phase shifter, a liquid crystal antenna, a communication apparatus, and a method for operating a liquid crystal phase shifter are provided. The liquid crystal phase shifter includes a microwave transmission structure and a phase adjustment structure opposite to each other, and a liquid crystal layer between the microwave transmission structure and the phase adjustment structure; wherein the phase adjustment structure comprises a plurality of phase adjustment units; the plurality of phase adjustment units are configured to change a dielectric constant of the liquid crystal layer according to a voltage applied to the phase adjustment units and a voltage applied to the microwave transmission structure, so as to adjust a phase of a microwave signal; and phase shift amounts adjusted by at least two of the plurality of phase adjustment units are different from each other.Type: GrantFiled: November 18, 2022Date of Patent: January 16, 2024Assignees: BEIJING BOE SENSOR TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Wang, Tienlun Ting, Jie Wu, Xue Cao, Liang Li, Haocheng Jia, Peizhi Cai, Chuncheng Che
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Publication number: 20240006762Abstract: There is provided a liquid crystal phase shifter including first and second substrates opposite to each other, and a liquid crystal layer between the first and second substrates. The first substrate includes a first base plate and a first electrode layer at a side of the first base plate proximal to the liquid crystal layer. The second substrate includes a second base plate and a second electrode layer at a side of the second base plate proximal to the liquid crystal layer. The first electrode layer includes a main body structure having a first side and a second side opposite to each other with respect to an extension direction of the main body structure, and a plurality of branch structures connected to at least one of the first side and the second side of the main body structure. The second electrode layer includes a plurality of first fingers.Type: ApplicationFiled: September 15, 2023Publication date: January 4, 2024Inventors: Liang LI, Tienlun TING, Jie WU, Xue CAO, Ying WANG, Haocheng JIA, Cuiwei TANG, Peizhi CAI, Chuncheng CHE
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Patent number: 11855327Abstract: The present disclosure provides a MEMS phase shifter and a manufacturing method thereof. The MEMS phase shifter includes a first substrate having a first surface, a coplanar waveguide on the first surface of the first substrate and including a first conductive wire and two second conductive wires on two sides of the first conductive wire and insulated from the first conductive wire, and a plurality of capacitance bridges on a side of the coplanar waveguide away from the first substrate. The plurality of capacitance bridges are arranged at intervals and insulated from the first conductive wire and the second conductive wire, and each of the plurality of capacitance bridges intersects the first conductive wire. The first surface of the first substrate includes a first groove, and the first conductive wire is suspended above the first groove.Type: GrantFiled: September 15, 2020Date of Patent: December 26, 2023Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ying Wang, Jie Wu, Liang Li, Cuiwei Tang, Haocheng Jia, Xue Cao, Tienlun Ting, Chuncheng Che, Hao Liu
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Patent number: 11837802Abstract: A liquid crystal antenna unit and a liquid crystal phased array antenna are provided. The liquid crystal antenna unit includes: a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer between the first substrate and the second substrate, a transmission line on a first surface and extending in a first direction along the first surface, a first antenna oscillator on the first surface and arranged as an elongated dipole extending in a second direction along the first surface, a second antenna oscillator on a surface of the second substrate distal to the first substrate and at a position corresponding to the first antenna oscillator, and a ground electrode on a surface of the first substrate distal to the second substrate.Type: GrantFiled: September 26, 2019Date of Patent: December 5, 2023Assignees: BEIJING BOE SENSOR TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jie Wu, Tienlun Ting, Xiangzhong Kong, Xue Cao, Ying Wang, Liang Li, Haocheng Jia, Peizhi Cai, Chuncheng Che
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Patent number: 11811121Abstract: A phase shifter, a manufacture method for manufacturing a phase shifter, a drive method for driving a phase shifter, and an electronic device are provided. The phase shifter includes a dielectric substrate, and a transmission line, a dielectric layer, an insulating layer, and a metal layer on the dielectric substrate. In a direction perpendicular to a first surface of the dielectric substrate, the dielectric layer and the insulating layer are between the metal layer and the transmission line, a material of the dielectric layer is a semiconductor material; and an orthographic projection of the metal layer on the dielectric substrate, an orthographic projection of the insulating layer on the dielectric substrate, and an orthographic projection of the dielectric layer on the dielectric substrate at least partially overlap. The present disclosure provides a new phase shifter based on a metal-insulator-semiconductor capacitor structure.Type: GrantFiled: November 29, 2019Date of Patent: November 7, 2023Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Cuiwei Tang, Tienlun Ting, Xue Cao, Jie Wu, Ying Wang, Liang Li, Haocheng Jia, Chuncheng Che
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Patent number: 11798477Abstract: A pixel circuit, display panel, and a display apparatus are provided in the disclosure. The pixel circuit includes a light-emitting unit and a drive transistor. The light-emitting unit is electrically coupled with a second power supply voltage terminal. The drive transistor is configured to drive the light-emitting unit to emit light. The light-emitting control sub-circuit is configured to control the light-emitting unit to emit light in response to a light-emitting control signal. The first reset sub-circuit is configured to write a reference voltage written at the reference voltage terminal into the gate of the drive transistor and a first terminal of the energy storage element in respond to a first reset signal. The switch sub-circuit is configured to change a gate voltage of the drive transistor. The second reset sub-circuit is configured to respond to the first reset signal.Type: GrantFiled: December 16, 2022Date of Patent: October 24, 2023Assignee: HKC CORPORATION LIMITEDInventors: Renjie Zhou, Danrong Wang, Tian He, Mengting Wang, Xue Cao, Kaikai Jiu, Xiaobing Li, Gangwei Fu, Haoxuan Zheng
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Patent number: 11799179Abstract: There is provided a liquid crystal phase shifter including first and second substrates opposite to each other, and a liquid crystal layer between the first and second substrates. The first substrate includes a first base plate and a first electrode layer at a side of the first base plate proximal to the liquid crystal layer. The second substrate includes a second base plate and a second electrode layer at a side of the second base plate proximal to the liquid crystal layer. The first electrode layer includes a main body structure having a first side and a second side opposite to each other with respect to an extension direction of the main body structure, and a plurality of branch structures connected to at least one of the first side and the second side of the main body structure. The second electrode layer includes a plurality of first fingers.Type: GrantFiled: August 13, 2021Date of Patent: October 24, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Liang Li, Tienlun Ting, Jie Wu, Xue Cao, Ying Wang, Haocheng Jia, Cuiwei Tang, Peizhi Cai, Chuncheng Che
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Publication number: 20230221607Abstract: A phase-shift unit includes: a first substrate and a second substrate provided opposite to each other; a medium layer provided between the first substrate and the second substrate; a microstrip line disposed at a side of the second substrate facing towards the first substrate; and a grounding layer provided at a side of the first substrate facing towards the second substrate and formed with a via hole; wherein a projection of the via hole onto the second substrate and a projection of the microstrip line onto the second substrate have an overlapped area therebetween; and wherein the via hole is configured to feed a phase-shifted microwave signal out of the phase-shift unit, or feed a microwave signal into the phase-shift unit such that the microwave signal is phase-shifted.Type: ApplicationFiled: March 14, 2023Publication date: July 13, 2023Inventors: Xue Cao, Junhui Wu, Ying Wang, Peizhi Cai, Zhifu Li, Lijun Mao, Jiaheng Wang
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Patent number: 11698564Abstract: A phase-shift unit includes: a first substrate and a second substrate provided opposite to each other; a medium layer provided between the first substrate and the second substrate; a microstrip line disposed at a side of the second substrate facing towards the first substrate; and a grounding layer provided at a side of the first substrate facing towards the second substrate and formed with a via hole; wherein a projection of the via hole onto the second substrate and a projection of the microstrip line onto the second substrate have an overlapped area therebetween; and wherein the via hole is configured to feed a phase-shifted microwave signal out of the phase-shift unit, or feed a microwave signal into the phase-shift unit such that the microwave signal is phase-shifted.Type: GrantFiled: February 2, 2022Date of Patent: July 11, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xue Cao, Junhui Wu, Ying Wang, Peizhi Cai, Zhifu Li, Lijun Mao, Jiaheng Wang
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Patent number: 11637369Abstract: The present disclosure provides a signal conditioner, an antenna device and a manufacturing method. The signal conditioner includes: a microstrip line including a first portion and a second portion; an insulating layer including a first insulating layer covering the first portion; at least one electrode; a liquid crystal layer covering the microstrip line, the insulating layer, and the at least one electrode; and a common electrode line. A first end of the first portion is connected to a first end of the second portion. A second end of the first portion is connected to a second end of the second portion. The at least one electrode includes a first electrode on a side of the first insulating layer facing away from the first portion. The common electrode line is on a side of the liquid crystal layer facing away from the microstrip line.Type: GrantFiled: August 10, 2022Date of Patent: April 25, 2023Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Jie Wu, Tienlun Ting, Xiangzhong Kong, Liang Li, Xue Cao, Ying Wang, Haocheng Jia, Peizhi Cai, Chuncheng Che
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Publication number: 20230079873Abstract: A liquid crystal phase shifter, a liquid crystal antenna, a communication apparatus, and a method for operating a liquid crystal phase shifter are provided. The liquid crystal phase shifter includes a microwave transmission structure and a phase adjustment structure opposite to each other, and a liquid crystal layer between the microwave transmission structure and the phase adjustment structure; wherein the phase adjustment structure comprises a plurality of phase adjustment units; the plurality of phase adjustment units are configured to change a dielectric constant of the liquid crystal layer according to a voltage applied to the phase adjustment units and a voltage applied to the microwave transmission structure, so as to adjust a phase of a microwave signal; and phase shift amounts adjusted by at least two of the plurality of phase adjustment units are different from each other.Type: ApplicationFiled: November 18, 2022Publication date: March 16, 2023Inventors: Ying WANG, Tienlun TING, Jie WU, Xue CAO, Liang LI, Haocheng JIA, Peizhi CAI, Chuncheng CHE
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Patent number: 11563260Abstract: A liquid crystal phase shifter, a liquid crystal antenna, a communication apparatus, and a method for operating a liquid crystal phase shifter are provided. The liquid crystal phase shifter includes a microwave transmission structure and a phase adjustment structure opposite to each other, and a liquid crystal layer between the microwave transmission structure and the phase adjustment structure; wherein the phase adjustment structure comprises a plurality of phase adjustment units; the plurality of phase adjustment units are configured to change a dielectric constant of the liquid crystal layer according to a voltage applied to the phase adjustment units and a voltage applied to the microwave transmission structure, so as to adjust a phase of a microwave signal; and phase shift amounts adjusted by the plurality of phase adjustment units are different from each other.Type: GrantFiled: August 8, 2019Date of Patent: January 24, 2023Assignees: BEIJING BOE SENSOR TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Wang, Tienlun Ting, Jie Wu, Xue Cao, Liang Li, Haocheng Jia, Peizhi Cai, Chuncheng Che
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Publication number: 20230014763Abstract: The present disclosure provides dimming glass, a dimming module and an operating method thereof. The dimming glass includes: a first glass substrate and a second glass substrate arranged opposite to each other; a first electrode and a second electrode arranged between the first glass substrate and the second glass substrate; a liquid crystal dimming layer arranged between the first glass substrate and the second glass substrate; and a heating layer arranged between the liquid crystal dimming layer and the first glass substrate, and configured to heat the liquid crystal dimming layer upon the receipt of an electric signal.Type: ApplicationFiled: March 10, 2021Publication date: January 19, 2023Inventors: Yuelei XIAO, Yue LI, Fengchun PANG, Xue CAO, Na LI, Juan CHEN, Sikai ZHANG, Yifan WU, Wenbo CHANG
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Publication number: 20220399625Abstract: A phase shifter, a manufacture method for manufacturing a phase shifter, a drive method for driving a phase shifter, and an electronic device are provided. The phase shifter includes a dielectric substrate, and a transmission line, a dielectric layer, an insulating layer, and a metal layer on the dielectric substrate. In a direction perpendicular to a first surface of the dielectric substrate, the dielectric layer and the insulating layer are between the metal layer and the transmission line, a material of the dielectric layer is a semiconductor material; and an orthographic projection of the metal layer on the dielectric substrate, an orthographic projection of the insulating layer on the dielectric substrate, and an orthographic projection of the dielectric layer on the dielectric substrate at least partially overlap. The present disclosure provides a new phase shifter based on a metal-insulator-semiconductor capacitor structure.Type: ApplicationFiled: November 29, 2019Publication date: December 15, 2022Inventors: Cuiwei TANG, Tienlun TING, Xue CAO, Jie WU, Ying WANG, Liang LI, Haocheng JIA, Chuncheng CHE
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Publication number: 20220393330Abstract: The present disclosure provides a signal conditioner, an antenna device and a manufacturing method. The signal conditioner includes: a microstrip line including a first portion and a second portion; an insulating layer including a first insulating layer covering the first portion; at least one electrode; a liquid crystal layer covering the microstrip line, the insulating layer, and the at least one electrode; and a common electrode line. A first end of the first portion is connected to a first end of the second portion. A second end of the first portion is connected to a second end of the second portion. The at least one electrode includes a first electrode on a side of the first insulating layer facing away from the first portion. The common electrode line is on a side of the liquid crystal layer facing away from the microstrip line.Type: ApplicationFiled: August 10, 2022Publication date: December 8, 2022Inventors: Jie Wu, Tienlun Ting, Xiangzhong Kong, Liang Li, Xue Cao, Ying Wang, Haocheng Jia, Peizhi Cai, Chuncheng Che