Patents by Inventor Chuan Fan

Chuan Fan 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).

  • Publication number: 20240143651
    Abstract: The present disclosure relates to the field of image definition recognition, and discloses a logging image definition recognition method and device, medium and electronic equipment. The method comprises: establishing a logging image sample library comprising a plurality of logging images; acquiring actual definition information corresponding to the respective logging images; acquiring a plurality of definitions corresponding to the respective logging images; determining target weights corresponding to the respective target image definition determination algorithms according to the plurality of definitions and the actual definition information corresponding to the respective logging images; and determining a definition of a target logging image by the respective target image definition determination algorithms and the target weights corresponding to the respective target image definition determination algorithms.
    Type: Application
    Filed: October 19, 2021
    Publication date: May 2, 2024
    Applicant: China Oilfield Services Ltd.
    Inventors: Lin Huang, Shusheng Guo, Zhenxue Hou, Chuan Fan, Danian Xu, Da Sheng, Wei Long, Guohua Zhang, Jiajie Cheng, Dong Li, Zhang Zhang, Lu Yin, Chaohua Zhang, Guibin Zhang
  • Publication number: 20210047322
    Abstract: Provided herein are novel pyrazoloquinolinone compounds and method of using such compounds to treat disorders such as neuropsychiatric disorders with sensorimotor gating deficits, such as schizophrenia, tic disorders, attention deficit hyperactivity disorder, obsessive compulsive disorder, panic disorder, Huntington's disease and nocturnal enuresis; depression; temporomandibular myofascial pain; disorders of trigeminal nerve, such as trigeminal neuralgia and trigeminal neuropathy; migraine; and tinnitus.
    Type: Application
    Filed: October 23, 2020
    Publication date: February 18, 2021
    Inventors: Lih-Chu Chiou, James Cook, Margot Ernst, Pi-Chuan Fan, Daniel Knutson, Matheus Meirelles, Marko Mihovilovic, Werner Sieghart, Zdravko Varagic, Ranjit Verma, Laurin Wimmer, Christopher Witzigmann, David Chan Bodin Siebert, Miroslav M. Savic
  • Patent number: 10532991
    Abstract: Provided is a method for preparing hispidulin or a derivative thereof. The method includes selective protection of trihydroxybenzaldehyde, followed by regioselective iodination, selective protection, Stille coupling, Baeyer-Villiger oxidation and basic hydrolysis to obtain a protected intermediate compound. Then, alkylation, Claisen-Schmidt condensation, cyclization and deprotection of the protected intermediate compound are performed to obtain hispidulin or the derivative thereof. The present disclosure provides an efficient method for total synthesis of hispidulin or the derivative thereof with concise reaction steps and high yield.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: January 14, 2020
    Assignee: TAIPEI MEDICAL UNIVERSITY
    Inventors: Wei-Jan Huang, Kai-Cheng Hsu, Lih-Chu Chiou, Liang-Chieh Chen, Hui-Ju Tseng, Pi-Chuan Fan
  • Publication number: 20190322637
    Abstract: Provided is a method for preparing hispidulin or a derivative thereof. The method includes selective protection of trihydroxybenzaldehyde, followed by regioselective iodination, selective protection, Stille coupling, Baeyer-Villiger oxidation and basic hydrolysis to obtain a protected intermediate compound. Then, alkylation, Claisen-Schmidt condensation, cyclization and deprotection of the protected intermediate compound are performed to obtain hispidulin or the derivative thereof. The present disclosure provides an efficient method for total synthesis of hispidulin or the derivative thereof with concise reaction steps and high yield.
    Type: Application
    Filed: November 1, 2018
    Publication date: October 24, 2019
    Inventors: Wei-Jan Huang, Kai-Cheng Hsu, Lih-Chu Chiou, Liang-Chieh Chen, Hui-Ju Tseng, Pi-Chuan Fan
  • Publication number: 20180134698
    Abstract: Provided herein are novel pyrazolo-quinolinone compounds and method of using such compounds to treat disorders such as neuropsychiatric disorders with sensorimotor gating deficits, such as schizophrenia, tic disorders, attention deficit hyperactivity disorder, obsessive compulsive disorder, panic disorder, Huntington's disease and nocturnal enuresis;depression; temporomandibular myofascial pain; disorders of trigeminal nerve, such as trigeminal neuralgia and trigeminal neuropathy; migraine; and tinnitus.
    Type: Application
    Filed: June 3, 2016
    Publication date: May 17, 2018
    Inventors: Lih-Chu Chiou, James Cook, Margot Ernst, Pi-Chuan Fan, Daniel Knutson, Matheus Meirelles, Marko Mihovilovic, Werner Sieghart, Zdravko Varagic, Ranjit Verma, Laurin Wimmer, Christopher Witzigmann, David Chan Bodin Siebert, Miroslav M. Savic
  • Patent number: 9578737
    Abstract: A substrate structure is provided. The substrate structure includes a number of traces, a substrate core, a number of first metal tiles, a number of second metal tiles, a number of first electrically-functioning circuits, and a number of second electrically-functioning circuits. The substrate core has a first surface and a second surface opposite to the first surface. The traces, the first metal tiles, and the first electrically-functioning circuits are disposed on the first surface and add up to a first metal structure proportion, and the second metal tiles and the second electrically-functioning circuits are disposed on the second surface and add up to a second metal structure proportion. The difference between the first metal structure proportion and the second metal structure proportion is within 15%.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: February 21, 2017
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Kuo-Hua Chen, Ming-Chiang Lee, Tsung-Hsun Lee, Chen-Chuan Fan
  • Patent number: 9450288
    Abstract: A broadband antenna includes first and second radiating conductors. The first radiating conductor includes a short-circuit portion in a serpentine shape, a first radiating arm resonating in a first frequency band, and a second radiating arm. The second radiating conductor includes a feed-in portion coupling with the first radiating arm, a third radiating arm resonating in a second frequency band, and a fourth radiating arm. At least a part of the third radiating arm is in a serpentine shape, couples with the first radiating arm, and resonates in a third frequency band with the short-circuit portion and the second radiating arm. The fourth radiating arm resonates in a fourth frequency band.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: September 20, 2016
    Assignee: WISTRON NEWEB CORP.
    Inventors: Wei-Hung Ruan, Wen-Chuan Fan
  • Patent number: 8779986
    Abstract: A wideband antenna includes a grounding element; a feed-in terminal; a first radiating unit, electrically connected to the feed-in terminal and extending from the feed-in terminal toward a first direction; a second radiating unit, electrically connected to the feed-in terminal, extending from the feed-in terminal toward a second direction, and including a meander-shaped element; and a third radiating unit, electrically connected to the grounding element, extending from the grounding element toward the first radiating unit and the second radiating unit, and having one segment parallel to the meander-shaped element, for coupling the meander-shaped element.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: July 15, 2014
    Assignee: Wistron NeWeb Corporation
    Inventors: Wen-Chuan Fan, Yi-Feng Wu, Wei-Hung Ruan
  • Publication number: 20140144683
    Abstract: A substrate structure is provided. The substrate structure includes a number of traces, a substrate core, a number of first metal tiles, a number of second metal tiles, a number of first electrically-functioning circuits, and a number of second electrically-functioning circuits. The substrate core has a first surface and a second surface opposite to the first surface. The traces, the first metal tiles, and the first electrically-functioning circuits are disposed on the first surface and add up to a first metal structure proportion, and the second metal tiles and the second electrically-functioning circuits are disposed on the second surface and add up to a second metal structure proportion. The difference between the first metal structure proportion and the second metal structure proportion is within 15%.
    Type: Application
    Filed: January 31, 2014
    Publication date: May 29, 2014
    Applicant: Advanced Semiconductor Engineering, Inc.
    Inventors: Kuo-Hua CHEN, Ming-Chiang LEE, Tsung-Hsun LEE, Chen-Chuan FAN
  • Publication number: 20140139377
    Abstract: A broadband antenna includes first and second radiating conductors. The first radiating conductor includes a short-circuit portion in a serpentine shape, a first radiating arm resonating in a first frequency band, and a second radiating arm. The second radiating conductor includes a feed-in portion coupling with the first radiating arm, a third radiating arm resonating in a second frequency band, and a fourth radiating arm. At least a part of the third radiating arm is in a serpentine shape, couples with the first radiating arm, and resonates in a third frequency band with the short-circuit portion and the second radiating arm. The fourth radiating arm resonates in a fourth frequency band.
    Type: Application
    Filed: May 29, 2013
    Publication date: May 22, 2014
    Inventors: Wei-Hung RUAN, Wen-Chuan FAN
  • Patent number: 8665605
    Abstract: A substrate structure and a package structure using the same are provided. The substrate structure includes a number of traces, a substrate core and a number of first metal tiles. The substrate core has a first surface and a second surface opposite to the first surface. The first metal tiles are disposed on one of the first surface and the second surface, the minimum pitch between adjacent two of the first metal tiles is the minimum process pitch.
    Type: Grant
    Filed: September 2, 2009
    Date of Patent: March 4, 2014
    Assignee: Advanced Semiconductor Engineering, Inc.
    Inventors: Kuo-Hua Chen, Ming-Chiang Lee, Tsung-Hsun Lee, Chen-Chuan Fan
  • Patent number: 8378466
    Abstract: Described herein are wafer-level semiconductor device packages with EMI shielding and related methods. In one embodiment, a semiconductor device package includes: (1) a semiconductor device; (2) a package body covering lateral surfaces of the semiconductor device, a lower surface of the package body and a lower surface of the semiconductor device defining a front surface; (3) a set of redistribution layers disposed adjacent to the front surface, the set of redistribution layers including a grounding element that includes a connection surface electrically exposed adjacent to at least one lateral surface of the set of redistribution layers; and (4) an EMI shield disposed adjacent to the package body and electrically connected to the connection surface of the grounding element. The grounding element provides an electrical pathway to ground electromagnetic emissions incident upon the EMI shield.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: February 19, 2013
    Assignee: Advanced Semiconductor Engineering, Inc.
    Inventors: Chi-Tsung Chiu, Kuo-Hsien Liao, Wei-Chi Yih, Yu-Chi Chen, Chen-Chuan Fan
  • Publication number: 20130021209
    Abstract: A wideband antenna includes a grounding element; a feed-in terminal; a first radiating unit, electrically connected to the feed-in terminal and extending from the feed-in terminal toward a first direction; a second radiating unit, electrically connected to the feed-in terminal, extending from the feed-in terminal toward a second direction, and including a meander-shaped element; and a third radiating unit, electrically connected to the grounding element, extending from the grounding element toward the first radiating unit and the second radiating unit, and having one segment parallel to the meander-shaped element, for coupling the meander-shaped element.
    Type: Application
    Filed: October 6, 2011
    Publication date: January 24, 2013
    Inventors: Wen-Chuan Fan, Yi-Feng Wu, Wei-Hung Ruan
  • Patent number: 8212339
    Abstract: Described herein are semiconductor device packages with EMI shielding and related methods. In one embodiment, a semiconductor device package includes a grounding element disposed adjacent to a periphery of a substrate unit and at least partially extending between an upper surface and a lower surface of the substrate unit. The grounding element includes an indented portion that is disposed adjacent to a lateral surface of the substrate unit. The semiconductor device package also includes an EMI shield that is electrically connected to the grounding element and is inwardly recessed adjacent to the indented portion of the grounding element.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: July 3, 2012
    Assignee: Advanced Semiconductor Engineering, Inc.
    Inventors: Kuo-Hsien Liao, Jian-Cheng Chen, Chen-Chuan Fan, Chi-Tsung Chiu, Chih-Pin Hung
  • Patent number: 8182844
    Abstract: The present invention relates to the use of a composition made from Clerodendrum for treating tic disorder or sensorimotor gating deficits, wherein the composition is particularly made from the leaves of the plant.
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: May 22, 2012
    Assignees: National Taiwan University, Taipei Medical University, Fu Jen Catholic University
    Inventors: Lih-Chu Chiou, Pi-Chuan Fan, Wei-Jan Huang, Su-Jane Wang
  • Publication number: 20110159129
    Abstract: The present invention relates to the use of a composition made from Clerodendrum for treating tic disorder or sensorimotor gating deficits, wherein the composition is particularly made from the leaves of the plant.
    Type: Application
    Filed: June 30, 2010
    Publication date: June 30, 2011
    Applicants: NATIONAL TAIWAN UNIVERSITY, TAIPEI MEDICAL UNIVERSITY, FU JEN CATHOLIC UNIVERSITY
    Inventors: Lih-Chu Chiou, Pi-Chuan Fan, Wei-Jan Huang, Su-Jane Wang
  • Publication number: 20110115060
    Abstract: Described herein are wafer-level semiconductor device packages with EMI shielding and related methods. In one embodiment, a semiconductor device package includes: (1) a semiconductor device; (2) a package body covering lateral surfaces of the semiconductor device, a lower surface of the package body and a lower surface of the semiconductor device defining a front surface; (3) a set of redistribution layers disposed adjacent to the front surface, the set of redistribution layers including a grounding element that includes a connection surface electrically exposed adjacent to at least one lateral surface of the set of redistribution layers; and (4) an EMI shield disposed adjacent to the package body and electrically connected to the connection surface of the grounding element. The grounding element provides an electrical pathway to ground electromagnetic emissions incident upon the EMI shield.
    Type: Application
    Filed: November 19, 2009
    Publication date: May 19, 2011
    Inventors: Chi-Tsung Chiu, Kuo-Hsien Liao, Wei-Chi Yih, Yui-Chi Chen, Chen-Chuan Fan
  • Publication number: 20100206622
    Abstract: A substrate structure and a package structure using the same are provided. The substrate structure includes a number of traces, a substrate core and a number of first metal tiles. The substrate core has a first surface and a second surface opposite to the first surface. The first metal tiles are disposed on one of the first surface and the second surface, the minimum pitch between adjacent two of the first metal tiles is the minimum process pitch.
    Type: Application
    Filed: September 2, 2009
    Publication date: August 19, 2010
    Inventors: Kuo-Hua Chen, Ming-Chiang Lee, Tsung-Hsun Lee, Chen-Chuan Fan
  • Publication number: 20100207259
    Abstract: Described herein are semiconductor device packages with EMI shielding and related methods. In one embodiment, a semiconductor device package includes a grounding element disposed adjacent to a periphery of a substrate unit and at least partially extending between an upper surface and a lower surface of the substrate unit. The grounding element includes an indented portion that is disposed adjacent to a lateral surface of the substrate unit. The semiconductor device package also includes an EMI shield that is electrically connected to the grounding element and is inwardly recessed adjacent to the indented portion of the grounding element.
    Type: Application
    Filed: April 29, 2010
    Publication date: August 19, 2010
    Inventors: Kuo-Hsien Liao, Jian-Cheng Chen, Chen-Chuan Fan, Chi-Tsung Chiu, Chih-Pin Hung
  • Publication number: 20100184255
    Abstract: A manufacturing method for package structure is provided. The manufacturing method includes the follow steps. Firstly, a substrate is provided. Next, a number of chips are provided. Then, the chips are electrically connected with the substrate. After that, the chips are encapsulated with a sealant, so that the chips and the substrate form a package. Then, the package is adhered by a vacuum force. Afterwards, the adhered package is singulated to form many package structures along the portion between adjacent two of airways.
    Type: Application
    Filed: August 31, 2009
    Publication date: July 22, 2010
    Inventors: Chien LIU, Wen-Yuen Chuang, Chung-Yao Kao, Tsang-Hung Ou, Chih-Huang Chang, Wei-Chi Yih, Chen-Chuan Fan