Patents by Inventor Tian Zhang
Tian Zhang 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: 20240080497Abstract: Disclosed are a point cloud encoding and decoding method and device based on a two-dimensional regularization plane projection. The encoding method includes: acquiring original point cloud data; performing two-dimensional regularization plane projection on the original point cloud data to obtain a two-dimensional projection plane structure; obtaining a plurality of pieces of two-dimensional image information according to the two-dimensional projection plane structure; and encoding the plurality of pieces of two-dimensional image information to obtain code stream information.Type: ApplicationFiled: February 7, 2022Publication date: March 7, 2024Applicant: Honor Device Co., Ltd.Inventors: Fuzheng YANG, Wei ZHANG, Yuxin DU, Zexing SUN, Youguang YU, Tian CHEN, Ke ZHANG
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Patent number: 11913056Abstract: Provided is engineered microorganisms expressing acetoacetyl-CoA reductase variants and a method for improving the yield of PHA. Compared with the wild-type acetoacetyl-CoA reductase represented by SEQ ID NO. 31, the variant has one or more of the following mutations: (1) mutation of valine at position 141 to isoleucine or leucine; (2) mutation of methionine at position 12 to threonine, serine, alanine, leucine, lysine or isoleucine; (3) mutation of isoleucine at position 194 to valine, leucine or methionine; (4) mutation of glutamic acid at position 42 to lysine, glutamine, leucine, aspartic acid, proline, threonine, asparagine, or histidine; and (5) mutation of phenylalanine at position 55 to valine, alanine or isoleucine. The variants and their coding genes can promote the synthesis and accumulation of PHA by the strain and increase the yield of PHA.Type: GrantFiled: June 28, 2022Date of Patent: February 27, 2024Assignee: SHENZHEN BLUEPHA BIOSCIENCES CO., LTD.Inventors: Jin Yin, Yu Wang, Xiaocui Xie, Huayu Zhang, Yakun Wu, Tian Liu, Pingan Tang
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Patent number: 11877043Abstract: Disclosed are an optical lens, a camera module and a camera. From an object side to an image side along an optical axis, the optical lens includes: a first lens having a positive focal power and a convex object side surface; a second lens having a negative focal power; a third lens having a negative focal power; a fourth lens having a negative focal power; a fifth lens having a positive focal power, an object side surface of the fifth lens is convex at a paraxial region thereof, and an image side surface of the fifth lens is concave at a paraxial region thereof; a stop disposed between the second and third lens; and a filter disposed between the fifth lens and an imaging plane. The camera module includes the optical lens and an image sensor, and the camera includes the camera module.Type: GrantFiled: January 26, 2022Date of Patent: January 16, 2024Assignee: JIANGXI LIANYI OPTICS CO., LTD.Inventors: Tian Zhang, Xuming Liu, Haojie Zeng, Jiyong Zeng
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Patent number: 11853721Abstract: An interrupt-driven system verification method based on interrupt sequence diagrams includes the steps of: establishing an interrupt-driven system model based on an interrupt sequence diagram, dividing interaction fragments in the obtained interrupt sequence diagram into basic interaction fragments and composite interaction fragments and sequentially converting the basic interaction fragments and the composite interaction fragments into the corresponding automaton models, combining the automaton models into one automaton model, adding the constraints in the interrupt sequence diagram to the converted automaton model, adding the verification attribute information as a constraint to the converted automaton model, describing an automaton as an input format acceptable to the automaton verification tool, and verifying the model with the automaton verification tool.Type: GrantFiled: July 17, 2019Date of Patent: December 26, 2023Assignee: NANJING UNIVERSITYInventors: Minxue Pan, Shouyu Chen, Tian Zhang, Linzhang Wang, Xuandong Li
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Publication number: 20230287333Abstract: The present invention belongs to the field of bioengineering technologies, and in particular, to a production method of recombinant Escherichia coli (E. coli) and high-purity ursodeoxycholic acid (UDCA). The present invention constructs novel double-enzyme co-expression gene engineered bacteria, that is, recombinant E. coli. The bacteria simultaneously expresses 7?-hydroxysteroid dehydrogenase (7?-HSDH) and glucose dehydrogenase (GDH). The bacteria is applicable to the production of high-purity UDCA. The yield of a target product is increased through the joint expression and application of 7?-HSDH and GDH. The production method of high-purity UDCA in the present invention is simple, generates a small amount of impurities in a production process, is a green process that satisfies environmental protection requirements, and has significant industrial application value.Type: ApplicationFiled: December 11, 2022Publication date: September 14, 2023Applicant: XI'AN YUEDA BIOTECHNOLOGY CO., LTD.Inventors: Tian ZHANG, Tong XUE, Lihui ZHU
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Publication number: 20230168168Abstract: A high-efficiency particle analysis method includes the following steps: taking representative air-dried samples and measuring a moisture content; boiling, sieving, weighing and adding a dispersant; conducting a particle analysis test; reading four readings of 1st to 59th and 60th to 90th samples; and drawing a particle size distribution curve showing the relationship between the particle size and the percentage of below a certain diameter. According to the method, a time difference is used to change the measurement mode, and the four readings of the 59th and 90th samples are read in a cycling manner; and a novel test method is provided on the premise of ensuring quality, thus greatly improving the efficiency of a particle analysis test and meeting production requirements.Type: ApplicationFiled: May 17, 2021Publication date: June 1, 2023Applicant: KUNMING PROSPECTING DESIGN INSTITUTE OF CHINA NONFERROUS METALS INDUSTRY CO., LTDInventors: Wenlian LIU, Xianwei GONG, Fei DING, Guo TANG, Yunhui WU, Jun LIU, SuGang SUI, Jiansen WU, Ying BAI, Ting ZHENG, Zongming XU, Bin LEI, Hongchun PAN, Xufeng WANG, Tian ZHANG, Hanhua XU, Xiong WANG
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Publication number: 20230151095Abstract: Provided herein are bispecific antibodies that bind to B7H3 and NKG2D (e.g., antibodies having Fab-scFv-Fc, Fab2-scFv-Fc, mAb-scFv and stackFab2-scFv-Fc formats) or antigen binding fragments thereof. Also provided herein are polynucleotide sequences encoding a chain and/or a CDR of a bispecific antibody of the disclosure; and vectors and cells comprising such polynucleotide sequences. Also provided herein are methods of treating cancer in a subject with a bispecific antibody of the disclosure.Type: ApplicationFiled: November 7, 2022Publication date: May 18, 2023Inventors: Katrina Bykova, Matthew Faber, Matthew Bernett, Tian Zhang, Erik Pong, Kendra Avery, John Desjarlais
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Publication number: 20220317976Abstract: An interrupt-driven system verification method based on interrupt sequence diagrams includes the steps of: establishing an interrupt-driven system model based on an interrupt sequence diagram, dividing interaction fragments in the obtained interrupt sequence diagram into basic interaction fragments and composite interaction fragments and sequentially converting the basic interaction fragments and the composite interaction fragments into the corresponding automaton models, combining the automaton models into one automaton model, adding the constraints in the interrupt sequence diagram to the converted automaton model, adding the verification attribute information as a constraint to the converted automaton model, describing an automaton as an input format acceptable to the automaton verification tool, and verifying the model with the automaton verification tool.Type: ApplicationFiled: July 17, 2019Publication date: October 6, 2022Inventors: Minxue PAN, Shouyu CHEN, Tian ZHANG, Linzhang WANG, Xuandong LI
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Publication number: 20220241212Abstract: The patent discloses long-term injectable formulations and delivery systems of cariprazine and related salts and derivatives in the prevention and treatment of various psychotic diseases, such as schizophrenia, mania, and bipolar disorder. The dosage forms are either microsphere, microparticle, nanoparticle drug delivery systems in a pharmaceutically acceptable carrier, or devices that contain long-term injectable formulation of such cariprazine and related salts and derivatives.Type: ApplicationFiled: April 22, 2022Publication date: August 4, 2022Applicant: HALO SCIENCE LLCInventors: Yu HUI, Kevin YUAN, Tian ZHANG
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Publication number: 20220214178Abstract: A navigation method and apparatus, a computer device, and a storage medium. The method includes: obtaining route information of a target route corresponding to a target start point and a target end point to obtain a route information set, where the target route corresponds to at least two sequential navigation scenarios; determining target route information based on the route information set; and switching a navigation scenario based on a sequence corresponding to each navigation scenario and providing route guidance in each navigation scenario according to obtained route guidance information, where the route guidance information is determined through route guidance according to a current positioning point and the target route information.Type: ApplicationFiled: March 18, 2022Publication date: July 7, 2022Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventor: Tian ZHANG
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Patent number: 11372209Abstract: The disclosure provides an imaging lens. The imaging lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens with positive refractive power includes a convex object side surface and a concave image side surface. The second lens with negative refractive power includes a convex object side surface and a concave image side surface. The third lens with positive refractive power includes a convex object side surface and a convex image side surface in a paraxial region of the third lens. The fourth lens with a positive refractive power includes a concave object side surface and a convex image side surface. The fifth lens has positive refractive power. The sixth lens with negative refractive power includes a concave object side surface and a concave image side surface in a paraxial region of the sixth lens.Type: GrantFiled: November 14, 2018Date of Patent: June 28, 2022Assignee: JIANGXI LIANYI OPTICS CO., LTD.Inventors: Xuming Liu, Haojie Zeng, Tian Zhang, Jiyong Zeng
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Patent number: 11344503Abstract: The patent discloses long-term injectable formulations and delivery systems of cariprazine and related salts and derivatives in the prevention and treatment of various psychotic diseases, such as schizophrenia, mania, and bipolar disorder. The dosage forms are either microsphere, microparticle, nanoparticle drug delivery systems in a pharmaceutically acceptable carrier, or devices that contain long-term injectable formulation of such cariprazine and related salts and derivatives.Type: GrantFiled: December 13, 2019Date of Patent: May 31, 2022Assignee: HALO SCIENCE LLCInventors: Yu Hui, Kevin Yuan, Tian Zhang
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Publication number: 20220159153Abstract: Disclosed are an optical lens, a camera module and a camera. From an object side to an image side along an optical axis, the optical lens includes: a first lens having a positive focal power and a convex object side surface; a second lens having a negative focal power; a third lens having a negative focal power; a fourth lens having a negative focal power; a fifth lens having a positive focal power, an object side surface of the fifth lens is convex at a paraxial region thereof, and an image side surface of the fifth lens is concave at a paraxial region thereof; a stop disposed between the second and third lens; and a filter disposed between the fifth lens and an imaging plane. The camera module includes the optical lens and an image sensor, and the camera includes the camera module.Type: ApplicationFiled: January 26, 2022Publication date: May 19, 2022Inventors: TIAN ZHANG, Xuming Liu, Haojie Zeng, Jiyong Zeng
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Publication number: 20220121014Abstract: Disclosed are an imaging lens, a camera module and a camera. Five lenses are adopted in the imaging lens, which from an object side to an imaging plane, are: a first lens having a negative refractive power, where a paraxial region of an object side surface of the first lens is concave; a second lens having a positive refractive power; a third lens having a positive refractive power, where a paraxial region of an image side surface of the third lens is concave, and at least a portion away from an optical axis of the image side surface of the third lens is convex; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power. The camera includes the camera module, and the camera module includes the imaging lens and an image sensor opposite to the imaging lens.Type: ApplicationFiled: December 29, 2021Publication date: April 21, 2022Inventors: XUMING LIU, TIAN ZHANG, HAOJIE ZENG, JIYONG ZENG
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Patent number: 11294151Abstract: The disclosure provides an optical imaging lens, a camera module and a mobile phone. The optical imaging lens sequentially includes: a first lens having a positive refractive power, a convex object side surface and a concave image side surface; a second lens with a negative refractive power; a third lens with a positive refractive power; a fourth lens with a negative refractive power, wherein an object side surface of the fourth lens is concave at the paraxial region, and an image side surface of the fourth lens is convex at the paraxial region; a fifth lens with a negative refractive power, an image side surface of the fifth lens being concave at the paraxial region; a sixth lens with a positive refractive power; and a seventh lens with a negative refractive power.Type: GrantFiled: April 25, 2020Date of Patent: April 5, 2022Assignee: JIANGXI LIANYI OPTICS CO., LTD.Inventors: Xuming Liu, Haojie Zeng, Tian Zhang, Jiyong Zeng
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Publication number: 20220040209Abstract: The patent discloses self-emulsifying formulations of bisphosphonates or bisphosphonic acids in the prevention and treatment of conditions involving calcium or phosphate metabolism. The dosage forms are either capsules, or tablets, or other controlled release drug delivery systems, or devices that contain self-emulsifying formulation of such bisphosphonates or bisphosphonic acids.Type: ApplicationFiled: October 25, 2021Publication date: February 10, 2022Inventors: Xudong Yuan, Yu Hui, Tian Zhang
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Publication number: 20220023314Abstract: Provided herein are stable formulations that deliver one or more neuroactive steroid anesthetic agents in a micellar carrier or self-emulsifying system, which formulations are particularly suitable for use as intravenous anesthetics.Type: ApplicationFiled: December 10, 2019Publication date: January 27, 2022Inventors: Xudong YUAN, Yu HUI, Tian ZHANG
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Publication number: 20210356709Abstract: The disclosure provides an imaging lens. The imaging lens includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens with positive refractive power includes a convex object side surface and a concave image side surface. The second lens with negative refractive power includes a convex object side surface and a concave image side surface. The third lens with positive refractive power includes a convex object side surface and a convex image side surface in a paraxial region of the third lens. The fourth lens with a positive refractive power includes a concave object side surface and a convex image side surface. The fifth lens has positive refractive power. The sixth lens with negative refractive power includes a concave object side surface and a concave image side surface in a paraxial region of the sixth lens.Type: ApplicationFiled: November 14, 2018Publication date: November 18, 2021Inventors: XUMING LIU, HAOJiE ZENG, TIAN ZHANG, JIYONG ZENG
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Patent number: 11173169Abstract: The patent discloses self-emulsifying formulations of bisphosphonates or bisphosphonic acids in the prevention and treatment of conditions involving calcium or phosphate metabolism. The dosage forms are either capsules, or tablets, or other controlled release drug delivery systems, or devices that contain self-emulsifying formulation of such bisphosphonates or bisphosphonic acids.Type: GrantFiled: October 25, 2016Date of Patent: November 16, 2021Assignee: Halo Science LLCInventors: Xudong Yuan, Yu Hui, Tian Zhang
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Patent number: 11126307Abstract: A detection device and method for touch panel are provided. The device includes a wiring module configured to ground lead of at least one of first touch electrodes; and a processing module configured to detect capacitance value of at least one of second touch electrodes one by one, and determine whether the second touch electrode is broken circuit according to the capacitance value of each of the second touch electrodes which is adjacent to at least one of the first touch electrodes. During detection, the at least one first touch electrode is grounded, and the second touch electrode and the first touch electrode with a lead grounded form a capacitor. If the second touch electrode is not broken circuit, the capacitance value detected is greater than the capacitance value when the first touch electrode is not grounded. It is beneficial for detecting accurately whether the touch electrode is broken circuit.Type: GrantFiled: August 22, 2018Date of Patent: September 21, 2021Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Chen Meng, Wei Sun, Wenchao Han, Yushuang Zhou, Wei Wang, Tiankuo Shi, Yang Chen, Tian Zhang, Bo Gao