Patents by Inventor Yongchao Wang
Yongchao Wang 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: 12105005Abstract: An apparatus for evaluating a dried crystal error in a CO2 drying experiment comprises a heating jacket, a visual container, a weighing device, a transparent cover, a control apparatus, a vacuum pump, a damping table and a heating apparatus, and can accurately dry and weigh a rock sample subjected to a carbon dioxide drying effect experiment in the visual container, so that the crystal error caused by evaporation of a solution in the rock sample in the process is calculated. This apparatus provided by the present invention has high precision and simple operation, can well evaluate the crystal error caused by the saline solution retaining in the rock sample when the rock sample is directly dried in the carbon dioxide drying effect experiment, and can correct the results of the carbon dioxide drying effect experiment compared with the prior art, thereby obtaining accurate experiment results.Type: GrantFiled: April 25, 2024Date of Patent: October 1, 2024Assignee: SOUTHWEST PETROLEUM UNIVERSITYInventors: Ruihan Zhang, Xian Peng, Yongchao Wang, Zihan Zhao, Fei Zhang, Yulong Zhao
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Patent number: 12088024Abstract: An antenna having high isolation and a low cross-polarization level, a base station, and a terminal are provided. The antenna includes a radiation layer, a feed layer, and an aperture coupling layer disposed between the radiation layer and the feed layer. The aperture coupling layer includes a metal sheet. A first feeding slot, a second feeding slot, and a middle slot are configured in the metal sheet. The middle slot is located between the first feeding slot and the second feeding slot, and is located in a weak electric field region of the metal sheet. The middle slot is configured between the first feeding slot and the second feeding slot of the metal sheet.Type: GrantFiled: October 30, 2020Date of Patent: September 10, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Yongchao Wang, Xiaoqiang Yang, Cheng Gou, Jie Peng
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Patent number: 12045425Abstract: A display stack with millimeter-wave antenna functionality comprising a plurality of adjoining layers, the layers comprising at least a cover layer, a touch sensor panel layer comprising a touch sensor arrangement, and a display panel layer. The touch sensor panel layer comprises a first sensor line grid pattern and a second sensor line grid pattern, the first sensor line grid pattern comprising a plurality of continuous first sensor lines, the second sensor line grid pattern comprising a plurality of continuous second sensor lines. At least a part of the first sensor lines and the second sensor lines are configured to function as radiators for the millimeter wave antenna functionality. This allows providing the millimeter wave antenna in the touch sensor panel structure without the antenna and the touch sensor panel interfering with each other.Type: GrantFiled: January 29, 2020Date of Patent: July 23, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Linsheng Li, Chien-Ming Lee, Yongchao Wang, Cheng Gou, Junyong Zhang, Haiming He, Hanyang Wang
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Publication number: 20240222845Abstract: An antenna array includes a plurality of first antenna elements and second antenna element(s). The first antenna elements operate at least in a first frequency band and a second frequency band, and any frequency in the second frequency band is higher than any frequency in the first frequency band. The second antenna element(s) operate at least in a third frequency band, and the third frequency band at least partially overlaps the second frequency band. The first antenna elements are arranged at intervals, and the second antenna element(s) is/are disposed between at least two adjacent first antenna elements. A center distance between every two adjacent first antenna elements is within a preset size range, so that a gain of the antenna array in the first frequency band is greater than or equal to a target value.Type: ApplicationFiled: April 18, 2022Publication date: July 4, 2024Inventors: Yongchao Wang, Yu Yao
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Publication number: 20240212400Abstract: A vehicle remote diagnosis system includes a local VCI device, a remote VCI device, a vehicle battery simulator and a vehicle diagnosis instrument, wherein the local VCI device is connected to a vehicle; the remote VCI device is in communication connection with the local VCI device; the vehicle battery simulator is connected to the remote VCI device, and the vehicle battery simulator can simulate the voltage of a battery of the vehicle to supply power to the remote VCI device; the vehicle diagnosis instrument is connected to the remote VCI device; and the vehicle diagnosis instrument can send a diagnosis command to the vehicle by means of the remote VCI device and the local VCI device, so as to acquire diagnosis data, which is fed back by the vehicle on the basis of the diagnosis command. The voltage of the battery of the vehicle is simulated to supply power to the remote VCI device, such that the stability and success rate of vehicle remote diagnosis can be improved.Type: ApplicationFiled: April 12, 2022Publication date: June 27, 2024Applicant: Autel Intelligent Technology Corp., Ltd.Inventor: Yongchao WANG
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Patent number: 11978964Abstract: An antenna structure, a circuit board with an antenna structure, and a communications device. The antenna structure includes a signal reference ground, a first radiation patch, a second radiation patch, and at least one feed probe. The feed probe is located between the first radiation patch and the ground. Each feed probe includes a first end and a second end. A projection position of the first end on a plane of the signal reference ground is outside a projection area of the first radiation patch on the plane of the signal reference ground is located, and a projection position of the second end on the plane of the signal reference ground is inside the projection area of the first radiation patch on the plane of the signal reference ground. The second end is electrically connected to the signal reference ground.Type: GrantFiled: November 2, 2020Date of Patent: May 7, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Yongchao Wang, Xin Xu
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Publication number: 20240072415Abstract: A patch antenna includes a plurality of patch units, a first feeding branch, and a second feeding branch. The plurality of patch units is symmetric relative to a virtual symmetry axis. The plurality of patch units is arranged at intervals. A gap is formed between adjacent patch units, and the adjacent patch units are coupled through the gap. The first feeding branch and the second feeding branch are symmetric relative to the symmetry axis, and each of the first feeding branch and the second feeding branch is electrically connected to at least one patch unit of the plurality of patch units. The first feeding branch is configured for a first polarization of the patch antenna, and the second feeding branch is configured for a second polarization of the patch antenna.Type: ApplicationFiled: December 29, 2021Publication date: February 29, 2024Inventors: Weibo Peng, Xin Xu, Linsheng Li, Timofey Kamyshev, Wei Shan, Yongchao Wang
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Patent number: 11703925Abstract: An outdoor device reset system includes a voltage regulation apparatus coupled to a power supply apparatus and an outdoor device coupled to the voltage regulation apparatus. The voltage regulation apparatus is configured to regulate a working voltage input to the outdoor device based on a feedback signal, a supply voltage from the power supply apparatus for the voltage regulation apparatus, and a reference voltage of the voltage regulation apparatus. The outdoor device is configured to determine a change amount of the working voltage, and perform a reset operation when the change amount is within a preset range.Type: GrantFiled: May 26, 2020Date of Patent: July 18, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yongchao Wang, Yiming Qi, Lingjun Liu
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Publication number: 20230196620Abstract: A wheel image acquisition assembly includes a base, a motor assembly and a camera module. One end of the base is for being connected to a support body in a wheel positioning apparatus, and the other end of the base is for being connected to the camera module. The motor assembly is mounted in the base and includes a motor for driving the camera module to rotate around the horizontal axis so as to adjust a pitch angle of the camera module. The camera module is used for acquiring image of wheels so as to determine the position of the wheels relative to a vehicle. The wheel image acquisition assembly can drive the camera module to rotate by means of the motor, so as to adjust the visual field range of the camera module, which is more flexible, and facilitates wheel alignment positioning in a complex environment.Type: ApplicationFiled: February 12, 2023Publication date: June 22, 2023Applicant: Autel Intelligent Technology Corp., Ltd.Inventors: Dengguo ZHANG, Min ZENG, Yongchao WANG
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Publication number: 20230084643Abstract: An antenna having high isolation and a low cross-polarization level, a base station, and a terminal are provided. The antenna includes a radiation layer, a feed layer, and an aperture coupling layer disposed between the radiation layer and the feed layer. The aperture coupling layer includes a metal sheet. A first feeding slot, a second feeding slot, and a middle slot are configured in the metal sheet. The middle slot is located between the first feeding slot and the second feeding slot, and is located in a weak electric field region of the metal sheet. The middle slot is configured between the first feeding slot and the second feeding slot of the metal sheet.Type: ApplicationFiled: October 30, 2020Publication date: March 16, 2023Inventors: Yongchao WANG, Xiaoqiang YANG, Cheng GOU, Jie PENG
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Publication number: 20230059699Abstract: A display stack with millimeter-wave antenna functionality comprising a plurality of adj oining layers, the layers comprising at least a cover layer, a touch sensor panel layer comprising a touch sensor arrangement, and a display panel layer. The touch sensor panel layer comprises a first sensor line grid pattern and a second sensor line grid pattern, the first sensor line grid pattern comprising a plurality of continuous first sensor lines, the second sensor line grid pattern comprising a plurality of continuous second sensor lines. At least a part of the first sensor lines and the second sensor lines are configured to function as radiators for the millimeter wave antenna functionality. This allows providing the millimeter wave antenna in the touch sensor panel structure without the antenna and the touch sensor panel interfering with each other.Type: ApplicationFiled: January 29, 2020Publication date: February 23, 2023Inventors: Linsheng LI, Chien-Ming LEE, Yongchao WANG, Cheng GOU, Junyong ZHANG, Haiming HE, Hanyang WANG
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Publication number: 20230006365Abstract: An antenna structure, a circuit board with an antenna structure, and a communications device. The antenna structure includes a signal reference ground, a first radiation patch, a second radiation patch, and at least one feed probe. The feed probe is located between the first radiation patch and the ground. Each feed probe includes a first end and a second end. A projection position of the first end on a plane of the signal reference ground is outside a projection area of the first radiation patch on the plane of the signal reference ground is located, and a projection position of the second end on the plane of the signal reference ground is inside the projection area of the first radiation patch on the plane of the signal reference ground. The second end is electrically connected to the signal reference ground.Type: ApplicationFiled: November 2, 2020Publication date: January 5, 2023Inventors: Yongchao Wang, Xin Xu
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Publication number: 20220236780Abstract: This application provides an outdoor device unit reset system, to resolve a problem in a conventional technology that an outdoor device unit needs to be reset by using a reset switch on the outdoor device unit. The system includes a voltage regulation apparatus connected to a power supply apparatus and an outdoor device unit connected to the voltage regulation apparatus. The voltage regulation apparatus is configured to regulate, based on a detected feedback signal, a supply voltage provided by the power supply apparatus for the voltage regulation apparatus, and a reference voltage of the voltage regulation apparatus, a working voltage input to the outdoor device unit. The outdoor device unit is configured to: determine a change amount of the working voltage input to the outdoor device unit, and perform a reset operation when the change amount is within a preset range.Type: ApplicationFiled: May 26, 2020Publication date: July 28, 2022Inventors: Yongchao Wang, Yiming Qi, Lingjun Liu
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Patent number: 11396454Abstract: A negative thermal expansion material and a preparation method thereof, and a negative thermal expansion film and a preparation method thereof are provided. The negative thermal expansion material includes Eu0.85Cu0.15MnO3-?, wherein 0???2.Type: GrantFiled: July 17, 2018Date of Patent: July 26, 2022Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wei Li, Pan Guo, Yanqing Chen, Ning Wang, Weida Qin, Haoyi Xin, Yanfeng Li, Chao Li, Yongchao Wang
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Patent number: 11371328Abstract: The invention discloses an integrated method for nitrogen-assisted carbon dioxide fracturing and development of shale oil reservoirs, comprising the following steps: fracture the target shale reservoir with nitrogen-assisted carbon dioxide; after fracturing, firstly inject carbon dioxide gas into the target shale oil reservoir, and then inject nitrogen gas to push the carbon dioxide gas into the further location of the oil reservoir; shut in the well in the target shale oil reservoir; after shut-in, open the well to implement depletion production; after the first cycle of production, the slug volume of the injected gas and the shut-in time are 1.5 times of those in the previous cycle in the subsequent production, and Steps 5 to 7 are repeated for each cycle.Type: GrantFiled: December 9, 2021Date of Patent: June 28, 2022Assignee: Southwest Petroleum UniversityInventors: Xiang Zhou, Qi Jiang, Yongchao Wang, Jie He, Chunsheng Yu, Siyuan Huang, Yang Zhang, Jiali Liu, Fangjie Wu, Guoqiang Tian
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Publication number: 20220186595Abstract: The invention discloses an integrated method for nitrogen-assisted carbon dioxide fracturing and development of shale oil reservoirs, comprising the following steps: fracture the target shale reservoir with nitrogen-assisted carbon dioxide; after fracturing, firstly inject carbon dioxide gas into the target shale oil reservoir, and then inject nitrogen gas to push the carbon dioxide gas into the further location of the oil reservoir; shut in the well in the target shale oil reservoir; after shut-in, open the well to implement depletion production; after the first cycle of production, the slug volume of the injected gas and the shut-in time are 1.5 times of those in the previous cycle in the subsequent production, and Steps 5 to 7 are repeated for each cycle.Type: ApplicationFiled: December 9, 2021Publication date: June 16, 2022Applicant: Southwest Petroleum UniversityInventors: Xiang ZHOU, Qi JIANG, Yongchao WANG, Jie HE, Chunsheng YU, Siyuan HUANG, Yang ZHANG, Jiali LIU, Fangjie WU, Guoqiang TIAN
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Publication number: 20210331936Abstract: A negative thermal expansion material and a preparation method thereof, and a negative thermal expansion film and a preparation method thereof are provided. The negative thermal expansion material includes Eu0.85Cu0.15MnO3-?, wherein 0???2.Type: ApplicationFiled: July 17, 2018Publication date: October 28, 2021Inventors: Wei LI, Pan GUO, Yanqing CHEN, Ning WANG, Weida QIN, Haoyi XIN, Yanfeng LI, Chao LI, Yongchao WANG
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Patent number: 10761331Abstract: A display panel includes a base substrate, and a plurality of sub-pixels disposed on the base substrate and located at least in a left eye display area and a right eye display area of the display panel. The left eye display area and the right eye display area are arranged side by side. An area of the display panel outside the left eye display area and the right eye display area is a non-display area.Type: GrantFiled: December 10, 2018Date of Patent: September 1, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.Inventors: Chao Li, Wei Li, Yanfeng Li, Yanqing Chen, Ning Wang, Weida Qin, Pan Guo, Yongchao Wang, Haoyi Xin
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Publication number: 20190204603Abstract: A display panel includes a base substrate, and a plurality of sub-pixels disposed on the base substrate and located at least in a left eye display area and a right eye display area of the display panel. The left eye display area and the right eye display area are arranged side by side. An area of the display panel outside the left eye display area and the right eye display area is a non-display area.Type: ApplicationFiled: December 10, 2018Publication date: July 4, 2019Inventors: Chao LI, Wei LI, Yanfeng LI, Yanqing CHEN, Ning WANG, Weida QIN, Pan GUO, Yongchao WANG, Haoyi XIN
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Patent number: 9634772Abstract: A harmonic suppression system, including an interface connector is connected to a common end of a first differential SPMT switch; a control port of the first differential SPMT switch is connected to a control port of a second differential SPMT switch, and a gating throw end of the first differential SPMT switch is separately connected to one end of each LC trap network in a one-to-one correspondence; the control port of the second differential SPMT switch is connected to a baseband chip, each gating throw end of the second differential SPMT switch is separately connected to the other end of each LC trap network in a one-to-one correspondence, and a common end of the second differential SPMT switch is connected to the baseband chip; the baseband chip is connected to an antenna switch; and the antenna switch is connected to a antenna.Type: GrantFiled: December 1, 2015Date of Patent: April 25, 2017Assignee: Huawei Device Co., Ltd.Inventors: Yongchao Wang, Hui Zhang, Feng Dong, Yajun Wang, Yueyun Cheng