Patents by Inventor Xin Gao
Xin Gao 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: 20250050457Abstract: A method for filling carbide blades in cutter head by using a carbide blade cutter head filling device. The carbide blade cutter head filling device includes a feeding unit, a storage unit, a loading unit and a discharging unit which are arranged successively. The output end of the feeding unit is matched with the input end of the storage unit through the guide mechanism. The output end of the storage unit faces a conveying tray of the loading unit. The conveying tray is provided with a plurality of group of transition holes for accommodating blades. A receiving mechanism for accommodating a cutter head is arranged below the falling pull plate of the discharging unit. The falling pull plate adjusts the communication and isolation between the transition hole and the cutter head in the receiving mechanism by changing the relative position of the falling pull plate and the transition hole.Type: ApplicationFiled: October 30, 2024Publication date: February 13, 2025Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, QINGDAO HUANGHAI UNIVERSITY, GUOHUA (QINGDAO) INTELLIGENT PRECISION DRIVE CONTROL TECHNOLOGY RESEARCH INSTITUTE CO., LTD., QINGDAO JIMO QINGLI INTELLIGENT MANUFACTURING INDUSTRY RESEARCH INSTITUTEInventors: Teng GAO, Changhe LI, Jixin LIU, Guang WANG, Yanbin ZHANG, Mingzheng LIU, Yujie CHEN, Xin CUI, Min YANG, Xuelei SONG, Xu YAN, Zongming ZHOU, Quanchang ZHANG, Dewei LIU, Aiguo QIN, Zongyi LIU
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Publication number: 20250053043Abstract: A display panel has a plurality of sub-pixel regions arranged in an array of a plurality of rows and a plurality of columns, and a light-shielding region that separates the sub-pixel regions and surrounds all the sub-pixel regions as a whole. The display panel includes: a first substrate; a light-shielding pattern layer located on the first substrate, the light-shielding pattern layer being located in the light-shielding region and covering part of the light-shielding region; a second substrate disposed opposite to the first substrate; and a light-shielding structure layer located on the second substrate, the light-shielding structure layer covering at least a region of the light-shielding region that is not covered by the light-shielding pattern layer.Type: ApplicationFiled: October 29, 2024Publication date: February 13, 2025Inventors: Xipeng WANG, Wei ZHANG, Xin ZHOU, Chao LI, Jilei GAO, Benzhi XU, Yonggang ZHANG, Bin LI, Qi LIU
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Publication number: 20250047120Abstract: A charging circuit includes at least two direct current-direct current (DC-DC) conversion circuits coupled between a power supply end and a charging end of the charging circuit. A voltage input end of the DC-DC conversion circuit is coupled to the power supply end, and a voltage output end of the DC-DC conversion circuit is coupled to the charging end. The at least two DC-DC conversion circuits include a first DC-DC conversion circuit and a second DC-DC conversion circuit. The first DC-DC conversion circuit is configured to perform voltage conversion on a voltage at the power supply end, to output a first charging signal to the battery. The second DC-DC conversion circuit is configured to perform voltage conversion on the voltage at the power supply end to output a second charging signal to the battery.Type: ApplicationFiled: October 24, 2024Publication date: February 6, 2025Inventors: Xin Guo, Xiaofeng Zhou, Yang Gao, Meng Xu, Yukai Wang
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Publication number: 20250047849Abstract: Methods and systems for encoding and decoding video are described. In one aspect, a method of video decoding includes receiving video data that includes a first block and a first syntax element from a video bitstream. The method also includes determining a secondary transform kernel type value for the first block based on the first syntax element. In accordance with a determination that the secondary transform kernel type has a first value, a secondary transform set identifier is determined based on a second syntax element from the video bitstream, and an inverse secondary transform is performed on the first block using the determined secondary transform kernel type and determined secondary transform set identifier. In accordance with a determination that the secondary transform kernel type has a second value, the inverse secondary transform is not performed on the first block.Type: ApplicationFiled: November 27, 2023Publication date: February 6, 2025Inventors: Yushin Cho, Xin Zhao, Liang Zhao, Madhu Peringassery Krishnan, Jing Ye, Han Gao, Shan Liu
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Publication number: 20250048324Abstract: An example positioning method includes sending, by a first device, sidelink control information (SCI) to a second device, where the SCI comprises time-frequency resource information of a reference signal, and the reference signal is used for positioning The first device sends the reference signal to the second device and receives a response message sent by the second device, where the response message comprises location information determined by the second device based on the reference signal.Type: ApplicationFiled: October 23, 2024Publication date: February 6, 2025Inventors: Xin GAO, Shunshun SHANG, Mengting LIU, Jianfeng LI, Cheng LI
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Publication number: 20250047856Abstract: This disclosure describes aspects of advanced video coding technologies and is particular related to cross-component sample offset (CCSO) filtering of reconstructed samples. For example, a quantizer for quantizing sample deltas in order to apply a CCSO filter may be constructed as an asymmetric quantizer with respect to zero sample delta. Either a symmetric or an asymmetric quantizer may be selected for processing sample deltas prior to applying a CCSO filter. An asymmetric quantizer may relate to a corresponding symmetric quantizer by a non-zero offset. Signaling of a selection of an asymmetric quantizer may be provided separately from or dependent on a signaling of a symmetric quantizer.Type: ApplicationFiled: October 30, 2023Publication date: February 6, 2025Applicant: TENCENT AMERICA LLCInventors: Xin ZHAO, Liang ZHAO, Jing YE, Han GAO, Yushin CHO, Shan LIU
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Patent number: 12219146Abstract: A method for video coding includes obtaining a coding block of a video bitstream, determining whether a joint coding of motion vector difference (JMVD) is used for predicting the coding block, obtaining, based on determining that the JMVD is used selected for predicting the coding block, scaling factors, deriving a motion vector difference (MVD) for one or more reference frame lists based on an application of the scaling factors to one or more components of the JMVD along one or more pre-defined directions, and reconstructing the coding block based on at least the derived MVD.Type: GrantFiled: November 7, 2022Date of Patent: February 4, 2025Assignee: TENCENT AMERICA LLCInventors: Liang Zhao, Han Gao, Xin Zhao, Shan Liu
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Patent number: 12219819Abstract: A display substrate includes a first electrode layer, a pixel define layer, an organic light-emitting layer, a second electrode layer and a first encapsulation layer which are sequentially disposed away from an base substrate. The pixel define layer has a plurality of openings, at least one of which exposes the first electrode layer. The pixel define layer has a first climbing part and a second climbing part close to the edge of at least one opening, the distance from a surface of the second climbing part away from the base substrate to the base substrate is greater than the distance from a surface of the first climbing part away from the base substrate to the base substrate, and the slope angle of the first climbing part is different from that of the second climbing part.Type: GrantFiled: April 26, 2021Date of Patent: February 4, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Xing Fan, Shantao Chen, Xin Li, Hao Gao, Cheng Han, Yansong Li
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Publication number: 20250035122Abstract: A portable fan includes a shell, a mix-flow fan, arranged inside the shell and configured to rotate around a rotation shaft to generate wind, and a booster, arranged inside the shell. The booster surrounds a circumference of the mix-flow fan. A first air channel is defined between the mix-flow fan and the booster.Type: ApplicationFiled: August 2, 2024Publication date: January 30, 2025Inventors: Guanzheng ZHENG, Jiahang XIE, Xiangfu LI, Shuiyong YUAN, Xin XIAO, Haijun GAO, Yinggai YANG, Cheng YE, Cunfu HUANG
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Publication number: 20250038976Abstract: A lattice-based proxy signature method, apparatus and device, a lattice-based proxy signature verification method, apparatus and device, and a storage medium. Polynomials are randomly selected in rings to calculate public and private keys of nodes, and the magnitudes of proxy public and private keys are the same as the magnitudes of public and private keys of an original signer. Therefore, compared with existing proxy signature schemes, the present application has smaller lengths of public and private keys and higher storage efficiency. Proxy signature information generated in the present application shows a signature of the original signer and also shows a signature of a proxy signer. Once a proxy signature is created, the proxy signature cannot be repudiated by the proxy signer, and has strong non-repudiation and strong unforgeability. The proxy signature method has the advantage of resisting quantum computer attack.Type: ApplicationFiled: August 18, 2022Publication date: January 30, 2025Applicants: ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID, GUIZHOU POWER GRID CO., LTD.Inventors: Bin QIAN, Houpeng HU, Yong XIAO, Jiaxiang OU, Mi ZHOU, Pengcheng LI, Yi LUO, Yanhong XIAO, Ji WANG, Xin WU, Fusheng LI, Peilin HE, Xiaoming LIN, Zhenghao GAO, Jianlin TANG, Zerui CHEN, Fan ZHANG, Gaoyi LONG, Qiang CHANG, Qin FENG, Yuanhong CEN
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Publication number: 20250034134Abstract: Provided are a 15-PGDH inhibitor and the use thereof. The 15-PGDH inhibitor is a heterocyclic compound as represented by formula I, a solvate thereof, a pharmaceutically acceptable salt thereof, a solvate of a pharmaceutically acceptable salt thereof, or a prodrug thereof. The compound has a good inhibitory effect on 15-PGDH.Type: ApplicationFiled: November 18, 2022Publication date: January 30, 2025Applicant: Wuhan Humanwell Innovative Drug Research and Development Center Limited CompanyInventors: Xuejun ZHANG, Xueqiang LI, Hongqiang WANG, Dabing YE, Meng WANG, Dan AN, Zhenxing GAO, Xin ZHAO, Li'e LI, Jun YANG
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Publication number: 20250039439Abstract: The various implementations described herein include methods and systems for coding video. In one aspect, a video bitstream includes a current coding block of an image frame and a syntax element for a cross-component intra prediction (CCIP) mode. The CCIP mode indicates whether each chroma sample of the current coding block is determined based on one or more luma samples. An electronic device generates a plurality of hypothesis values to be used in predicting a first chroma sample by combining a plurality of neighboring luma samples of a first luma sample that is co-located with the first chroma sample using a plurality of coefficients. The first chroma sample is predicted by combining the first luma sample and the plurality of hypothesis values based on a plurality of weighing factors. The electronic device reconstructs the current coding block including the first chroma sample.Type: ApplicationFiled: October 30, 2023Publication date: January 30, 2025Inventors: Jing YE, Xin ZHAO, Liang ZHAO, Han GAO, Shan LIU
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Publication number: 20250039385Abstract: This disclosure relates generally to video coding/decoding. One method includes receiving a video bitstream comprising a current picture, the current picture comprising the current block, and the current block comprising a current transform block; extracting a syntax element for a skip transform flag, the skip transform flag indicating whether the current transform block has all zero coefficient; deriving a context for entropy decoding the skip transform flag based on at least one of: a prediction mode of the current transform block; a quantization index information for the current transform block; or whether the current transform block is calculated by a secondary transform that is applied jointly on a transform block of a second component; decoding the skip transform flag using the context; and reconstructing the current block based on skip transform flag.Type: ApplicationFiled: April 23, 2024Publication date: January 30, 2025Applicant: Tencent America LLCInventors: Xin ZHAO, Madhu PERINGASSERY KRISHNAN, Jing YE, Liang ZHAO, Han GAO, Shan LIU
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Patent number: 12211957Abstract: A flip-chip light-emitting diode includes a first conductivity type semiconductor layer, a light-emitting layer, a second conductivity type semiconductor layer, a first transparent dielectric layer, a second transparent dielectric layer, and a distributed Bragg reflector (DBR) structure which are sequentially stacked. The first transparent dielectric layer has a thickness greater than ?/2n1, and the second transparent dielectric layer has a thickness of m?/4n2, wherein m is an odd number, ? is an emission wavelength of the light-emitting layer, n1 is a refractive index of the first transparent dielectric layer, and n2 is a refractive index of the second transparent dielectric layer and is greater than n1.Type: GrantFiled: January 7, 2022Date of Patent: January 28, 2025Assignee: Tianjin Sanan Optoelectronics Co., Ltd.Inventors: Weiping Xiong, Xin Wang, Zhiwei Wu, Di Gao, Yu-Ren Peng, Huan-shao Kuo
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Publication number: 20250031398Abstract: A GaN-based High Electron Mobility Transistor (HEMT) having a multi-threshold voltage, a preparation method, and an application therefor are provided. The HEMT structure includes a channel layer and a barrier layer; a Two-dimensional Electron Gas (2DEG) is formed between the channel layer and the barrier layer; the barrier layer is at least provided with a first source area, a second source area, a first gate area, a second gate area, a first drain area, and a second drain area; the first source area, the first gate area, and the first drain area cooperate with each other, so as to form a first HEMT unit; the second source area, the second gate area, and the second drain area cooperate with each other, so as to form a second HEMT unit. that the HEMT may well meet application requirements of high and low threshold logic circuits.Type: ApplicationFiled: September 7, 2022Publication date: January 23, 2025Applicants: Guangdong Institute of Semiconductor Micro-Nano Manufacturing Technology, SUZHOU INSTITUTE OF NANO-TECH AND NANO-BIONICS (SINANO) , CHINESE ACADEMY OF SCIENCESInventors: Yaozong ZHONG, Qian SUN, Hongwei GAO, Xiaolu GUO, Xin CHEN, Yong YANG, Hui YANG
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Publication number: 20250027506Abstract: A handheld fan includes an air supply portion and a handheld portion. The handheld portion includes a first outer shell and a battery module arranged in the first outer shell. The battery module includes a battery housing, and a first storage battery and a second storage battery which are arranged in the battery housing. The first storage battery and the second storage battery are connected in series through an electrical connector. The first storage battery and the second storage battery are arranged in a battery housing. The first storage battery and the second storage battery are connected in series or in parallel through an electric connector, which increases the battery capacity of the handheld fan, so that when a user uses the handheld fan, the battery life can be longer, bringing a better user experience.Type: ApplicationFiled: July 16, 2024Publication date: January 23, 2025Inventors: GUANZHENG ZHENG, HAIJUN GAO, JIAHANG XIE, XIN XIAO
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Patent number: 12204196Abstract: A display panel has a plurality of sub-pixel regions arranged in an array of a plurality of rows and a plurality of columns, and a light-shielding region that separates the sub-pixel regions and surrounds all the sub-pixel regions as a whole. The display panel includes: a first substrate; a light-shielding pattern layer located on the first substrate, the light-shielding pattern layer being located in the light-shielding region and covering part of the light-shielding region; a second substrate disposed opposite to the first substrate; and a light-shielding structure layer located on the second substrate, the light-shielding structure layer covering at least a region of the light-shielding region that is not covered by the light-shielding pattern layer.Type: GrantFiled: October 26, 2021Date of Patent: January 21, 2025Assignees: HEFEI BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xipeng Wang, Wei Zhang, Xin Zhou, Chao Li, Jilei Gao, Benzhi Xu, Yonggang Zhang, Bin Li, Qi Liu
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Publication number: 20250023170Abstract: Disclosed herein is a battery case, which includes at least one resin-based composite material layer and at least one waterproof layer, where the resin-based composite material layer and the waterproof layer are bonded to each other by hot pressing. In addition, disclosed herein is a battery pack, which includes the battery case.Type: ApplicationFiled: December 21, 2022Publication date: January 16, 2025Inventors: Guo Dong FU, Xin Gang WANG, Zhan GAO, Shuai Ping GONG
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Publication number: 20250024070Abstract: A computing system receives a video bitstream that comprises a current block within a current picture and one or more syntax elements. The current block is encoded in a subblock-based motion vector (MV) refinement mode using information from a first reference block and a second reference block. The system applies a MV refinement to generate a refined first MV indicating a first location of the first reference block and a refined second MV indicating a second location of the second reference block. Subsequent to applying the MV refinement, in accordance with a determination that (i) the first location is outside of a first set of reference boundaries and/or (ii) the second location is outside of a second set of reference boundaries, the system decodes the current block using a weighted average of respective values from the first and second locations.Type: ApplicationFiled: September 1, 2023Publication date: January 16, 2025Inventors: Han GAO, Xin Zhao, Liang Zhao, Jing Ye, Shan Liu
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Publication number: 20250024055Abstract: The various implementations described herein include methods and systems for encoding and decoding video. For example, a computing system receives a video bitstream that includes a current block and a syntax element. The current block is encoded using information from a set of reference blocks. The system determines, based on the syntax element, whether the current block is encoded in a compound weighted prediction (CWP) mode. The system decodes the current block using a set of weighted prediction factors when the current block is encoded in the CWP mode. When the current block is not encoded in the CWP mode, the system decodes the current block using an implicit masked blending mode based on a weighted average of reference values associated with the set of reference blocks.Type: ApplicationFiled: September 1, 2023Publication date: January 16, 2025Inventors: Han GAO, Liang Zhao, Xin Zhao, Jing Ye, Shan Liu