Patents by Inventor Yihua Chen
Yihua Chen 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: 20240339270Abstract: A dual power transfer switch includes a first switch for connecting a first power source to a load and a second switch for connecting a second power source to a load, a user interface configured to receive a user's operating handle for operating the dual power transfer switch, and an interlock device comprising an interlock member which is adapted to act on the user interface to prevent or allow a user to operate the dual power transfer switch through the user interface in accordance with states of the first switch and the second switch. Further, the interlock member is configured to move to different positions so as to lock or unlock the user interface in dependence on different rotation positions of a main shaft of the dual power transfer switch.Type: ApplicationFiled: June 18, 2024Publication date: October 10, 2024Inventors: Jianwei Li, Huaming Xia, Yihua Chen, Deyun Zhang
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Publication number: 20240339815Abstract: A dual power transfer switch includes a contact system, which has a contact main shaft rotatably arranged to move contact assemblies. The contact main shaft has a first closed position, a second closed position, and an open position. At the first closed position, the contact assemblies connect a first power source to a load. At the second closed position, the contact assemblies connect a second power source to the load. At the open position, the contact assemblies disconnects from the load. The dual power transfer switch also includes a contact main shaft locking device configured to keep the contact main shaft at the open position. The contact main shaft locking device includes a locking link and a first actuator. The dual power transfer switch includes a contact main shaft interlock device.Type: ApplicationFiled: June 17, 2024Publication date: October 10, 2024Inventors: Jianwei Li, Huaming Xia, Yihua Chen, Deyun Zhang
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Patent number: 12049635Abstract: A transgenic method of obtaining blue flowers by catalyzing glutamine to synthesize indigo. The steps include: 1) respectively cloning a Sfp gene encoding phosphopantetheinyl transferase and a bpsA gene encoding indigo synthase downstream of a plant promoter in a plant-promoter-containing plasmid; 2) amplifying the obtained plasmid in E. coli and then transferring the same to Agrobacterium tumefaciens; and 3) transferring DNA containing Sfp and bpsA into a plant. The blue flowers produced by the present invention have various characteristics of natural flowers, being fresh, flower-scented, non-color-fading, and non-toxic. The transgene-encoded enzyme and the produced indigo are not in the vacuole and are not affected by the low pH of the plant vacuole, thereby resulting in a pure blue color. The precursor of the blue matter, i.e., the substrate of the enzyme, is glutamine, which is abundant in plants.Type: GrantFiled: November 23, 2018Date of Patent: July 30, 2024Assignees: TIANJIN UNIVERSITY, Institute of Microbiology Chinese Academy of SciencesInventors: Yan Zhang, Yihua Chen, Nanjaraj Urs Ankanahalli, Yiling Hu, Pengwei Li
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Patent number: 12040132Abstract: An actuating mechanism includes a main body, an electromagnetic device fixed to the main body, and a swinging rod swingably connected to the main body. A position of connection between the swinging rod and the main body is opposite to an iron core of the electromagnetic device, and an upper end of the swinging rod is opposite to and spaced apart from the electromagnetic device. A permanent magnet is disposed on the upper end of the swinging rod, and a magnetic pole direction of the permanent magnet and a magnetic pole direction of the electromagnetic device cross each other. Since the permanent magnet on the swinging rod is opposite to and spaced apart from the electromagnetic device, the swinging rod is not in contact with the electromagnetic device during working process. This avoids knocking of the swinging rod on other components, and therefore prevents noise, reduces wear.Type: GrantFiled: April 14, 2021Date of Patent: July 16, 2024Assignee: HUNAN XINLIANG ELECTRONIC CO., LTDInventor: Yihua Chen
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Publication number: 20230257760Abstract: A transgenic method of obtaining blue flowers by catalyzing glutamine to synthesize indigo is provided. The steps thereof comprise: 1) respectively cloning a Sfp gene encoding phosphopantetheinyl transferase and a bpsA gene encoding indigo synthase downstream of a plant promoter in a plant-promoter-containing plasmid; 2) amplifying the obtained plasmid in E. coli and then transferring the same to Agrobacterium tumefaciens; and 3) transferring DNA containing Sfp and bpsA into a plant. The blue flowers produced by the present invention have various characteristics of natural flowers, being fresh, flower-scented, non-color-fading, and non-toxic. The transgene-encoded enzyme and the produced indigo are not in the vacuole and are not affected by the low pH of the plant vacuole, thereby resulting in a pure blue color. The precursor of the blue matter, i.e., the substrate of the enzyme, is glutamine, which is abundant in plants.Type: ApplicationFiled: November 23, 2018Publication date: August 17, 2023Inventors: Yan Zhang, Yihua Chen, Nanjaraj Urs Ankanahalli, Yiling Hu, Pengwei Li
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Publication number: 20220274972Abstract: Disclosed is a class of triaromatic compounds targeting a bifunctional phosphorylation site of STAT3, such as compounds represented by formulas (I) to (V), or pharmaceutically acceptable salts, hydrates, solvates, metabolites or prodrugs thereof. Further proposed are pharmaceutical compositions comprising the compounds represented by formulas (I) to (V). Further proposed are applications of the triaromatic compounds in the preparation of drugs for preventing and/or treating diseases caused or regulated by activation of the bifunctional phosphorylation site of STAT3.Type: ApplicationFiled: July 16, 2020Publication date: September 1, 2022Inventors: Yihua CHEN, Wenbo ZHOU, Huang CHEN, Zhengfang YI, Xiufeng PANG, Mingyao LIU
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Publication number: 20220253680Abstract: A system including a main neural network for performing one or more machine learning tasks on a network input to generate one or more network outputs. The main neural network includes a Mixture of Experts (MoE) subnetwork that includes a plurality of expert neural networks and a gating subsystem. The gating subsystem is configured to: apply a softmax function to a set of gating parameters having learned values to generate a respective softmax score for each of one or more of the plurality of expert neural networks; determine a respective weight for each of the one or more of the plurality of expert neural networks; select a proper subset of the plurality of expert neural networks; and combine the respective expert outputs generated by the one or more expert neural networks in the proper subset to generate one or more MoE outputs.Type: ApplicationFiled: February 4, 2022Publication date: August 11, 2022Inventors: Zhe Zhao, Maheswaran Sathiamoorthy, Lichan Hong, Yihua Chen, Ed Huai-hsin Chi, Aakanksha Chowdhery, Hussein Hazimeh
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Publication number: 20210257140Abstract: An actuating mechanism includes a main body, an electromagnetic device fixed to the main body, and a swinging rod swingably connected to the main body. A position of connection between the swinging rod and the main body is opposite to an iron core of the electromagnetic device, and an upper end of the swinging rod is opposite to and spaced apart from the electromagnetic device. A permanent magnet is disposed on the upper end of the swinging rod, and a magnetic pole direction of the permanent magnet and a magnetic pole direction of the electromagnetic device cross each other. Since the permanent magnet on the swinging rod is opposite to and spaced apart from the electromagnetic device, the swinging rod is not in contact with the electromagnetic device during working process. This avoids knocking of the swinging rod on other components, and therefore prevents noise, reduces wear.Type: ApplicationFiled: April 14, 2021Publication date: August 19, 2021Applicant: HUNAN XINLIANG ELECTRONIC CO., LTDInventor: Yihua CHEN
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Patent number: 10420747Abstract: A pharmaceutical composition comprising an ailanthone (AIL) compound or a derivative thereof, for the treatment of diseases or conditions caused by, dependent from, or associated with excessive androgen receptor activity. Ailantone compounds have been discovered to be a potent inhibitor of both full-length AR (AR-FL) and constitutively-active truncated AR splice variants (AR-Vs), and are found to possess favorable drug-like properties such as good bioavailability, high solubility, lack of CYP inhibition, and low hepatotoxicity. Methods of treatment are also provided.Type: GrantFiled: November 9, 2016Date of Patent: September 24, 2019Assignee: EAST CHINA NORMAL UNIVERSITYInventors: Zhengfang Yi, Shihong Peng, Yundong He, Wenbo Zhou, Yihua Chen, Mingyao Liu
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Publication number: 20180125814Abstract: A pharmaceutical composition comprising an ailanthone (AIL) compound or a derivative thereof, for the treatment of diseases or conditions caused by, dependent from, or associated with excessive androgen receptor activity. Ailantone compounds have been discovered to be a potent inhibitor of both full-length AR (AR-FL) and constitutively-active truncated AR splice variants (AR-Vs), and are found to possess favorable drug-like properties such as good bioavailability, high solubility, lack of CYP inhibition, and low hepatotoxicity. Methods of treatment are also provided.Type: ApplicationFiled: November 9, 2016Publication date: May 10, 2018Inventors: Zhengfang YI, Shihong PENG, Yundong HE, Wenbo Zhou, Yihua Chen, Mingyao Liu
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Patent number: 9805516Abstract: A 3D holographic virtual object display controlling method and apparatus based on human-eye tracking are provided. The display controlling method comprises the following steps of: activating tracking of human eyes of a user; tracking motions of eyeballs of the user; controlling a 3D holographic virtual object presented in a display interface to rotate in response to the motions of the eyeballs of the user; and ending up the tracking of the human eyes of the user. Thereby, the present disclosure can control rotation of a 3D holographic virtual object presented in a display interface by tracking eyeballs and in response to the motions of the eyeballs, which makes the operations convenient and easy.Type: GrantFiled: January 13, 2015Date of Patent: October 31, 2017Assignee: SHENZHEN MAGIC EYE TECHNOLOGY CO., LTD.Inventors: Meihong Liu, Yihua Chen
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Patent number: 9753547Abstract: An interactive displaying method, a control method and an apparatus for achieving displaying of a holographic image are provided. The interactive displaying method comprises: scanning a 3D space by controlling signal transmitters arranged in a matrix to transmit signals; determining a target object in the 3D space; and determining a first position of the target object and displaying a viewable image corresponding to the target object at a second position of a display region. The control method comprises: scanning a 3D space by controlling signal transmitters arranged in a matrix to transmit signals; determining a gesture operation of a target object; determining the gesture; and executing a control operation corresponding to the gesture. The apparatus comprises a display unit, a signal detecting unit, a position determining unit and a display control unit.Type: GrantFiled: January 13, 2015Date of Patent: September 5, 2017Assignee: SHENZHEN ESTAR TECHNOLOGY GROUP CO., LTD.Inventors: Meihong Liu, Yihua Chen
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Publication number: 20170068870Abstract: A system and computer program product are provided for improving the utility of video recommendations in a content system via de-duplication of highly similar thumbnail images. For each video added to an online content system, a thumbnail image is generated and stored. For each such thumbnail image a compressed representation is computed. During playback of a video, a set of related videos is generated. For each video in the set, the corresponding thumbnail image and its compressed representation are retrieved. A measure of visual distance is computed for each pair in the set of representations, and measures indicating excess similarity are identified. Similarity is reduced via selective removal of some of the representations. An identification of the thumbnail images and videos corresponding to the remaining representations is produced.Type: ApplicationFiled: September 3, 2015Publication date: March 9, 2017Inventors: Tancred Carl Johannes Lindholm, Johan Georg Granström, Li Wei, Yihua Chen
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Patent number: 9389586Abstract: A displaying method, a displaying apparatus and a displaying system for providing holographic images to a plurality of viewers simultaneously are provided. The displaying method comprises: tracking motions of M viewers and eye positions thereof, adjusting rotation angles of programmable mirrors allocated to each of the viewers according to the motions of the eye positions of the viewer, it is predefined that each pixel position of the projection screen corresponds to N adjacent ones of the programmable mirrors; modulating a corresponding left-eye 3D image and a corresponding right-eye 3D image according to the tracked motions of the eye positions of each of the viewers and the rotation angles of the programmable mirrors allocated to the viewer, and projecting the left-eye 3D image and the right-eye 3D image onto the projection screen to control optical projections incident to the left eyes and the right eyes of different viewers.Type: GrantFiled: December 17, 2014Date of Patent: July 12, 2016Assignee: SHENZHEN ESTAR TECHNOLOGY GROUP CO., LTD.Inventors: Meihong Liu, Yihua Chen
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Publication number: 20160093113Abstract: A 3D holographic virtual object display controlling method and apparatus based on human-eye tracking are provided. The display controlling method comprises the following steps of: activating tracking of human eyes of a user; tracking motions of eyeballs of the user; controlling a 3D holographic virtual object presented in a display interface to rotate in response to the motions of the eyeballs of the user; and ending up the tracking of the human eyes of the user. Thereby, the present disclosure can control rotation of a 3D holographic virtual object presented in a display interface by tracking eyeballs and in response to the motions of the eyeballs, which makes the operations convenient and easy.Type: ApplicationFiled: January 13, 2015Publication date: March 31, 2016Inventors: MEIHONG LIU, YIHUA CHEN
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Publication number: 20160091861Abstract: A displaying method, a displaying apparatus and a displaying system for providing holographic images to a plurality of viewers simultaneously are provided. The displaying method comprises: tracking motions of M viewers and eye positions thereof, adjusting rotation angles of programmable mirrors allocated to each of the viewers according to the motions of the eye positions of the viewer, it is predefined that each pixel position of the projection screen corresponds to N adjacent ones of the programmable mirrors; modulating a corresponding left-eye 3D image and a corresponding right-eye 3D image according to the tracked motions of the eye positions of each of the viewers and the rotation angles of the programmable mirrors allocated to the viewer, and projecting the left-eye 3D image and the right-eye 3D image onto the projection screen to control optical projections incident to the left eyes and the right eyes of different viewers.Type: ApplicationFiled: December 17, 2014Publication date: March 31, 2016Inventors: MEIHONG LIU, YIHUA CHEN
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Patent number: D898737Type: GrantFiled: May 14, 2019Date of Patent: October 13, 2020Assignee: Shenzhen Weichensi Technology Co., Ltd.Inventor: Yihua Chen
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Patent number: D922996Type: GrantFiled: February 22, 2019Date of Patent: June 22, 2021Inventor: Yihua Chen
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Patent number: D1049214Type: GrantFiled: October 20, 2021Date of Patent: October 29, 2024Assignee: VeriFone, Inc.Inventors: Daniel Ross, Yihua Chen
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Patent number: D1055059Type: GrantFiled: July 2, 2023Date of Patent: December 24, 2024Assignee: Shenzhen Weichensi Technology Co., Ltd.Inventor: Yihua Chen