Patents by Inventor Pengcheng Liu
Pengcheng Liu 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: 20240179113Abstract: Methods and devices are described that enable a device to generate a message including a multimodal composition, and to output the message on a device. The multimodal composition is generated by first selecting a first element belonging to a first output modality. The multimodal composition is further generated by selecting at least one second element belonging to a second output modality to associate with the first element, the combination of the first element and the second element being the multimodal composition.Type: ApplicationFiled: February 2, 2024Publication date: May 30, 2024Inventors: Jian ZHAO, Pengcheng AN, Ziqi ZHOU, Qing LIU, Da-yuan HUANG, Linghao DU, Wei LI
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Patent number: 11997891Abstract: Provided is display substrate, including driving circuit board, and first electrode layer, insulating layer, second electrode layer, isolation layer, transparent conductive layer sequentially stacked thereon. Driving circuit board includes pixel and bonding regions. First electrode layer includes first sub-portion in bonding region and second sub-portion in pixel region. Insulating and isolation layers are partially cover bonding and pixel regions. Insulating layer has first via hole in area corresponding to first sub-portion. Isolation layer has second via hole in the area. Axes of first and second via holes coincide, first sub-portion is exposed at first and second via holes. Second electrode layer is in pixel region, coupled to second sub-portion through third via hole in area corresponding to second sub-portion. Isolation layer has fourth via hole in area corresponding to second electrode layer. Transparent conductive layer is in pixel region, coupled to second electrode layer through fourth via hole.Type: GrantFiled: March 24, 2020Date of Patent: May 28, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Li Liu, Pengcheng Lu, Rongrong Shi, Yuanlan Tian, Xiao Bai, Dacheng Zhang
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Publication number: 20240160070Abstract: A dual-gate array substrate includes: a plurality of gate lines arranged in a first direction and each extended in a second direction that is perpendicular to the first direction; a plurality of primary signal lines and secondary signal lines arranged alternately in the second direction and extended in the first direction; and a plurality of pixel units. The primary signal lines are connected to a drive unit, and connected respectively to the pixel units that are adjacent thereto. Common electrodes include a plurality of main electrodes and a plurality of branching electrodes. An orthographic projection of the main electrode on the dual-gate array substrate does not overlap with those of corresponding ones, adjacent to the main electrode, of the pixel electrodes and at least covers the primary signal line.Type: ApplicationFiled: January 24, 2024Publication date: May 16, 2024Inventors: Pengcheng Zang, Weiyun Huang, Xiaojing Qi, Tingliang Liu
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Patent number: 11974472Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a base substrate, a first insulation layer, a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer, and a first filling layer. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode. The first filling layer is located between the connecting electrode pattern and the first electrode pattern. The first filling layer and the light-emitting functional layer are different layers; a portion of the first insulation layer that is located between the first electrode pattern and the connecting electrode pattern has a groove, and the first filling layer is at least partially located in the groove.Type: GrantFiled: August 27, 2019Date of Patent: April 30, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yunlong Li, Pengcheng Lu, Kui Zhang, Li Liu, Kuanta Huang, Shengji Yang, Xiaochuan Chen, Dacheng Zhang
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Patent number: 11969818Abstract: A split-type friction stir welding head with an adjustable stirring pin length includes a stirring head housing, where a clamping handle and a detachable stirring pin are successively mounted in the stirring head housing towards a welding direction, the clamping handle is provided with external threads on a periphery thereof and in drive connection with an adjusting plate through threads, the adjusting plate is limited, fixed and mounted in the stirring head housing, and a pore-diameter-adjustable aperture shoulder is mounted between a bottom of the stirring head housing and the detachable stirring pin in order to compensate for an outside gap between a stirring pin channel of the stirring head housing and the detachable stirring pin.Type: GrantFiled: September 22, 2023Date of Patent: April 30, 2024Assignee: Hefei University of TechnologyInventors: Jingfeng Wang, Beibei Li, Pengcheng He, Ao Liu
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Patent number: 11968853Abstract: This disclosure relates to an organic electroluminescent structure and a display device. The organic electroluminescent structure includes a base substrate; a passivation protective layer provided at a side of the base substrate, in which the passivation protective layer is provided with a plurality of inner cutting portions arranged at intervals at a side facing away from the base substrate, each of the inner cutting portions has a first surface towards the base substrate and a second surface away from the base substrate, an orthographic projection of the first surface on the base substrate is within an orthographic projection of the second surface on the base substrate, and a groove is provided between two adjacent inner cutting portions and is formed as an inner cutting structure; an anode layer including a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer.Type: GrantFiled: August 12, 2022Date of Patent: April 23, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Li Liu, Pengcheng Lu, Shengji Yang, Kui Zhang
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Publication number: 20240116773Abstract: The present invention relates to a method for preparing high-purity vanadium pentoxide from vanadium-bearing shale by all-wet process. The technical solution is: the “Gradient continuous leaching system of vanadium-bearing shale” is used to wet activate and compound leach vanadium-bearing shale to obtain vanadium-containing acid leachate. The “pH adjusting device of the vanadium-containing acid leachate” is used to adjust the pH of vanadium-containing acid leaching leachate. The post-treatment solution is subjected to hydroxime countercurrent extraction after oxidation, and the raffinate returns to the water using in the wet activation and electrodialysis after neutralization, and the loaded organic phase is regenerated by countercurrent reduction stripping. The regenerated organic phase directly returns to hydroxime countercurrent extraction.Type: ApplicationFiled: August 27, 2023Publication date: April 11, 2024Applicant: Wuhan University of Science and TechnologyInventors: Yimin ZHANG, Qiushi ZHENG, Tao LIU, Nannan XUE, Jing HUANG, Pengcheng HU, Hong LIU
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Patent number: 11939644Abstract: A method for regenerating different types of copper-containing aluminum alloys using aluminum alloy scrap from aeronautical industry includes detecting a chemical composition of said aluminum alloy scrap and optionally adding a suitable amount of a metal or alloy additive according to a composition requirement of a target aluminum-copper alloy, thereby obtaining a mixture of aluminum alloy scrap and metal or alloy additive; vacuum smelting the mixture of aluminum alloy scrap and metal or alloy additive in a vacuum furnace, wherein impurities are removed and an aluminum alloy solution is formed; filtering the aluminum alloy solution using a filter to obtain a melt comprising a target aluminum alloy composition; and casting the target aluminum alloy composition from said melt.Type: GrantFiled: July 25, 2019Date of Patent: March 26, 2024Assignee: The Boeing CompanyInventors: Zhi Sun, Chunwei Liu, Xuan Wei, Hongbin Cao, Pengcheng Yan
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Publication number: 20240093331Abstract: A method for recycling an aluminum alloy scrap includes performing selective oxidation roasting and washing treatment on the aluminum alloy scrap to obtain an uncoated aluminum alloy scrap; melting the uncoated aluminum alloy scrap in a refining furnace to obtain aluminum alloy melt liquid, online-detecting components of the aluminum alloy melt liquid and adding a metallic copper, a copper alloy, a magnesium alloy or a zinc alloy to the aluminum alloy melt liquid according to the requirements of target alloy components, performing pressure-controlled and oxygen-controlled melting through regulating pressure intensity and oxygen partial pressure in the refining furnace and coupling an external-field stirring mode to obtain refining aluminum alloy melt liquid; filtering the refining aluminum alloy melt liquid, to obtain an aluminum alloy melt with the target alloy components; and casting the aluminum alloy melt.Type: ApplicationFiled: March 4, 2022Publication date: March 21, 2024Applicant: The Boeing CompanyInventors: Zhi Sun, Chunwei Liu, Guoyu Qian, Zhi Wang, Hongbin Cao, Pengcheng Yan
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Publication number: 20240096729Abstract: A packaged device includes a circuit board, an electronic component, and a heat storage portion. The electronic component is electrically coupled to the circuit board; and the heat storage portion is disposed on the circuit board or embedded in the circuit board, and the heat storage portion is adjacent to the electronic component, where a specific heat capacity of the heat storage portion is higher than a specific heat capacity of the circuit board, and the heat storage portion is configured to store and release heat. A heat storage material with a relatively high specific heat capacity is introduced into the packaged device, and the heat storage portion is disposed on the circuit board around the electronic component where a large amount of heat generated by the electronic component in a short time can be quickly stored in the heat storage portion and then released to the outside.Type: ApplicationFiled: September 15, 2023Publication date: March 21, 2024Inventors: Dong Chen, Fenglong Lu, Yunyu Tang, Lei Shi, Yunfeng Liu, Shuyi Lv, Pengcheng Zhang
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Publication number: 20240086619Abstract: Generally discussed herein are devices, systems, and methods for generating an embedding that is both local string dependent and global string dependent. The generated embedding can improve machine learning (ML) model performance. A method can include converting a string of words to a series of tokens, generating a local string-dependent embedding of each token of the series of tokens, generating a global string-dependent embedding of each token of the series of tokens, combining the local string dependent embedding the global string dependent embedding to generate an n-gram induced embedding of each token of the series of tokens, obtaining a masked language model (MLM) previously trained to generate a masked word prediction, and executing the MLM based on the n-gram induced embedding of each token to generate the masked word prediction.Type: ApplicationFiled: October 26, 2023Publication date: March 14, 2024Inventors: Pengcheng HE, Xiaodong Liu, Jianfeng Gao, Weizhu Chen
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Patent number: 11930342Abstract: An electro-acoustic transducer, comprising a supporting frame, a magnet assembly with an annular yoke surrounding a magnet a diaphragm attached to the front edge of the supporting frame, a voice coil suspended by the diaphragm in a gap formed between the magnet and the annular yoke, the voice coil being axially movable with respect to the magnet, and an annular damper arranged to stabilize the diaphragm. The transducer further comprises a damper holder having a substantially flat annular portion attached to the diaphragm, and a conical wall portion surrounding the voice coil, wherein an inner perimeter of the damper is attached to a rear region of the conical wall portion.Type: GrantFiled: November 17, 2020Date of Patent: March 12, 2024Assignee: Dolby Laboratories Licensing CorporationInventors: Tiezhong Liu, Pengcheng Ji, Wenjie Gui
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Publication number: 20230291048Abstract: A deep-sea battery apparatus and a method for assembling the deep-sea battery apparatus. The deep-sea battery apparatus includes a casing, an upper cover), a battery pack, a pressure compensation assembly, and a fastening plate assembly. The upper cover is sealingly connected to a top of the casing, the battery pack is disposed inside the casing, the pressure compensation assembly is disposed in the casing and on a side of the battery pack, and the fastening plate assembly is annular in shape and sealingly sleeved and connected at a connection between the casing and the upper cover.Type: ApplicationFiled: December 15, 2020Publication date: September 14, 2023Inventors: Jieyu ZHOU, Zhongzhi YUAN, Pengcheng LIU, Xiaokang LI, Dongrong QI, Zhimiao LI, Zhengguang LIU, Liesong WU, Jianhua LIU, Jincheng LIU
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Patent number: 11736033Abstract: A current fed high-frequency isolated matrix converter and the corresponding modulation and control schemes are provided. The converter includes a current source full-bridge converter, a high-frequency transformer, a matrix converter, and a three-phase filter. An optimized space vector modulation solution is used for controlling the converter, and by comparing magnitudes of three-phase filter capacitor voltages to determine an action sequence of space vectors, switch tubes are turned on at zero voltage. A current source full-bridge circuit adopts a commutation strategy of a secondary clamping, and by calculating a leakage inductive current commutation time, full-bridge switch tubes are turned off at zero current to achieve safe and reliable commutation, and having advantages of a low system loss, a high efficiency, and a high power density.Type: GrantFiled: February 4, 2021Date of Patent: August 22, 2023Assignee: SOUTHEAST UNIVERSITYInventors: Zheng Wang, Yang Xu, Pengcheng Liu, Zhixiang Zou, Ming Cheng
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Publication number: 20230235351Abstract: The invention refers to the function and application of a disease-resistance gene Xa7 highly resistant to the bacterial blight of rice, belonging to the field of plant genetics. The invention discloses a gene Xa7 with high resistance to rice bacterial blight. The nucleotide sequence of gene Xa7 is shown in SEQ ID No: 1. The invention also provides the usage of the gene Xa7 to improve the resistance of rice to bacterial blight.Type: ApplicationFiled: March 10, 2023Publication date: July 27, 2023Inventors: Xifeng Chen, Bojun Ma, Pengcheng Liu, Le Mei, Hui Liu, Zhandong Ji, Long Chen, Xixi Zheng, Yuchen Zhang
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Publication number: 20230174461Abstract: The present invention provides a method for preparing a chiral 4-aryl-?-amino acid derivative. The preparation method comprises hydrogenating an enamine compound having a structure as shown in Formula III in an organic solvent in the presence of a catalyst containing a transition metal and BIBOPs. The preparation method of the present invention uses a small amount of a selected asymmetric catalyst, and has a simple operation, mild reaction conditions, a high yield, a high stereoselectivity, and better industrial application and economic values.Type: ApplicationFiled: March 12, 2021Publication date: June 8, 2023Inventors: Li SHENG, Xufeng WU, Dadong SHEN, Gang FAN, Pengcheng LIU, Dengfeng DONG
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Publication number: 20220416679Abstract: A current fed high-frequency isolated matrix converter and the corresponding modulation and control schemes are provided. The converter includes a current source full-bridge converter, a high-frequency transformer, a matrix converter, and a three-phase filter. An optimized space vector modulation solution is used for controlling the converter, and by comparing magnitudes of three-phase filter capacitor voltages to determine an action sequence of space vectors, switch tubes are turned on at zero voltage. A current source full-bridge circuit adopts a commutation strategy of a secondary clamping, and by calculating a leakage inductive current commutation time, full-bridge switch tubes are turned off at zero current to achieve safe and reliable commutation, and having advantages of a low system loss, a high efficiency, and a high power density.Type: ApplicationFiled: February 4, 2021Publication date: December 29, 2022Applicant: SOUTHEAST UNIVERSITYInventors: Zheng WANG, Yang XU, Pengcheng LIU, Zhixiang ZOU, Ming CHENG
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Patent number: 11018618Abstract: This invention relates to a roofing panel for interconnection with one or more additional roofing panels. The roofing panel comprises a PV cell coupled to an inverter, and wireless (or optionally wired) power transfer circuitry for transmitting power to another roofing panel and/or the AC grid and/or to an AC inverter, and/or for receiving power from another roofing panel.Type: GrantFiled: July 17, 2017Date of Patent: May 25, 2021Assignee: Zinniatek LimitedInventors: Andrew Leo Haynes, Ashton Cyril Partridge, David J. Bates, Pengcheng Liu, Seng Oon Toh, Sing Kiong Nguang, Sorin Spanoche
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Patent number: 11011912Abstract: This invention relates to a photovoltaic (PV) unit adapted to provide wireless power transfer output comprising one or more photovoltaic cells that generate electrical output, and at least one wireless power transfer transmitter coupled to transfer the electrical output via wireless power transfer. Such a PV unit can be provided in combination with a roofing, cladding or siding module. Such a module comprises an underlapping region and an exposed region of an adjacent module when installed on a building surface; and an outer surface and an under surface, wherein the under surface of the underlapping region is profiled to define a pathway for air flow between the module and the building surface.Type: GrantFiled: May 2, 2016Date of Patent: May 18, 2021Assignee: Zinniatek LimitedInventors: Andrew Leo Haynes, Ashton Cyril Partridge, Pengcheng Liu, Sing Kiong Nguang
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Publication number: 20180157145Abstract: A liquid crystal lens is disclosed in embodiments of the present disclosure. A liquid crystal lens includes: a first substrate and a second substrate disposed opposite to each other; a first electrode layer and a second electrode layer between the first substrate and the second substrate, the second electrode layer including a plurality of second electrodes each of which is capable being applied independently with a voltage and forms a vertical electrical field with the first electrode layer; and blue phase liquid crystals between the first electrode layer and the second electrode layer, wherein, the blue phase liquid crystals in different positions have different degrees of deformation under the action of the vertical electrical field at different intensities, to enable an imaging distance of the liquid crystal lens to vary smoothly along a preset curve. A display device and a method of driving the display device are further disclosed.Type: ApplicationFiled: January 24, 2017Publication date: June 7, 2018Inventors: Qian Wang, Xiaochuan Chen, Wenqing Zhao, Yafeng Yang, Xiaochen Niu, Jian Gao, Pengcheng Liu, Wei Wang, Jifeng Tan