Patents by Inventor Sih-Yu CHEN

Sih-Yu 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).

  • Publication number: 20250136709
    Abstract: The present invention relates to a novel antibody, an antigen-binding fragment thereof and the uses of the antibody and fragment, wherein the antibody and the fragment comprise specific complementarity-determining regions (CDRs) and/or specifically bind to human CD73 at specific epitopes.
    Type: Application
    Filed: November 12, 2024
    Publication date: May 1, 2025
    Inventors: Chun-Chung LEE, Yu-Hsun LO, Chu-Bin LIAO, Chen-Jei HONG, Sih-Yu CHEN, Yen-Yu WU, Szu-Liang LAI, Chih-Yung HU, Wen-Bin KE, Ya-Ting JUAN, Kao-Jean HUANG
  • Patent number: 12187806
    Abstract: The present invention relates to a novel antibody, an antigen-binding fragment thereof and the uses of the antibody and fragment, wherein the antibody and the fragment comprise specific complementarity-determining regions (CDRs) and/or specifically bind to human CD73 at specific epitopes.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: January 7, 2025
    Assignee: DEVELOPMENT CENTER FOR BIOTECHNOLOGY
    Inventors: Chun-Chung Lee, Yu-Hsun Lo, Chu-Bin Liao, Chen-Jei Hong, Sih-Yu Chen, Yen-Yu Wu, Szu-Liang Lai, Chih-Yung Hu, Wen-Bin Ke, Ya-Ting Juan, Kao-Jean Huang
  • Patent number: 11954768
    Abstract: A method for gating in tomographic imaging system includes steps of: (a) performing a tomographic imaging on an object with a target moving periodically along a first axis for acquiring projection images; (b) obtaining projected curves by summing up pixel values along a direction of a second axis perpendicular to the first axis in each projection image; (c) determining a target zone on the projection images, wherein a central position on the first axis of the target zone is corresponding to a position having the largest variation in the projected curves on the first axis; (d) calculating parameter values of pixel values in the target zones and obtaining a curve of a moving cycle of the target according to the parameter values; and (e) selecting the projection images under the same state in the moving cycle for image reconstruction according to the curve of the moving cycle of the target.
    Type: Grant
    Filed: May 16, 2023
    Date of Patent: April 9, 2024
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Sih-Yu Chen, Jhih-Shian Lee, Ya-Chen Chen
  • Patent number: 11806184
    Abstract: A method for gating in tomographic imaging system includes steps of: (a) performing a tomographic imaging on an object for acquiring a plurality of projection images at different projection angles, wherein a target of the object moves periodically; (b) obtaining a projected position of the target on each of the projection images, wherein the projected position is a center of a target zone on each of the projection images; (c) calculating a parameter value of pixel values in the target zone on each of the projection images, and obtaining a curve of a moving cycle of the target according to the parameter values of the projection images; and (d) selecting the projection images under the same state in the moving cycle for image reconstruction according to the curve of the moving cycle of the target.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: November 7, 2023
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Sih-Yu Chen, Jhih-Shian Lee
  • Patent number: 11761912
    Abstract: This disclosure is directed to an X-ray security device having a main body, a conveyor, and a lead curtain. The main body has an opening. The conveyor passes through the opening and is disposed on a bottom of the opening. The lead curtain is hung on the main body and covers the opening, the lead curtain has a pair of outer modules and a central module, the pair of outer modules are arranged corresponding to two sides of a transport direction of the conveyor, and the central module is disposed between the outer modules. A lead equivalent thickness of each outer module is larger than a lead equivalent thickness of the central module, and a weight of the central module is less than a weight of each outer module.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: September 19, 2023
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Sih-Yu Chen, Jhih-Shian Lee, Yuan-Lo Huang, Jui-Ting Hsu, Chih-Pin Chiu
  • Publication number: 20230290021
    Abstract: A method for gating in tomographic imaging system includes steps of: (a) performing a tomographic imaging on an object with a target moving periodically along a first axis for acquiring projection images; (b) obtaining projected curves by summing up pixel values along a direction of a second axis perpendicular to the first axis in each projection image; (c) determining a target zone on the projection images, wherein a central position on the first axis of the target zone is corresponding to a position having the largest variation in the projected curves on the first axis; (d) calculating parameter values of pixel values in the target zones and obtaining a curve of a moving cycle of the target according to the parameter values; and (e) selecting the projection images under the same state in the moving cycle for image reconstruction according to the curve of the moving cycle of the target.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 14, 2023
    Inventors: Sih-Yu Chen, Jhih-Shian Lee, Ya-Chen Chen
  • Publication number: 20230279139
    Abstract: The present invention relates to a novel antibody, an antigen-binding fragment thereof and the uses of the antibody and fragment, wherein the antibody and the fragment comprise specific complementarity-determining regions (CDRs) and/or specifically bind to human CD73 at specific epitopes.
    Type: Application
    Filed: March 4, 2022
    Publication date: September 7, 2023
    Inventors: Chun-Chung LEE, Yu-Hsun LO, Chu-Bin LIAO, Chen-Jei HONG, Sih-Yu CHEN, Yen-Yu WU, Szu-Liang LAI, Chih-Yung HU, Wen-Bin KE, Ya-Ting JUAN, Kao-Jean HUANG
  • Publication number: 20230258583
    Abstract: This disclosure is directed to an X-ray security device having a main body, a conveyor, and a lead curtain. The main body has an opening. The conveyor passes through the opening and is disposed on a bottom of the opening. The lead curtain is hung on the main body and covers the opening, the lead curtain has a pair of outer modules and a central module, the pair of outer modules are arranged corresponding to two sides of a transport direction of the conveyor, and the central module is disposed between the outer modules. A lead equivalent thickness of each outer module is larger than a lead equivalent thickness of the central module, and a weight of the central module is less than a weight of each outer module.
    Type: Application
    Filed: February 14, 2022
    Publication date: August 17, 2023
    Inventors: Sih-Yu CHEN, Jhih-Shian LEE, Yuan-Lo HUANG, Jui-Ting HSU, Chih-Pin CHIU
  • Patent number: 11694374
    Abstract: A method for gating in tomographic imaging system includes steps of: (a) performing a tomographic imaging on an object with a target moving periodically along a first axis for acquiring projection images; (b) obtaining projected curves by summing up pixel values along a direction of a second axis perpendicular to the first axis in each projection image; (c) determining a target zone on the projection images, wherein a central position on the first axis of the target zone is corresponding to a position having the largest variation in the projected curves on the first axis; (d) calculating parameter values of pixel values in the target zones and obtaining a curve of a moving cycle of the target according to the parameter values; and (e) selecting the projection images under the same state in the moving cycle for image reconstruction according to the curve of the moving cycle of the target.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: July 4, 2023
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Sih-Yu Chen, Jhih-Shian Lee, Ya-Chen Chen
  • Patent number: 11506487
    Abstract: An X-ray imaging method includes the following steps: (a) performing a first object imaging and obtaining a first object intensity signal by detecting an X-ray passing through a first object; (b) performing baseline imaging process, obtaining a baseline intensity signal by detecting the X-ray when the first object is not in a FOV; and; (c) obtaining the first thickness of the first object by performing operations on the first object intensity signal, the baseline intensity signal, and the first attenuation coefficient of the first object.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: November 22, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Sih-Yu Chen, Jhih-Shian Lee
  • Publication number: 20210319599
    Abstract: A method for gating in tomographic imaging system includes steps of: (a) performing a tomographic imaging on an object with a target moving periodically along a first axis for acquiring projection images; (b) obtaining projected curves by summing up pixel values along a direction of a second axis perpendicular to the first axis in each projection image; (c) determining a target zone on the projection images, wherein a central position on the first axis of the target zone is corresponding to a position having the largest variation in the projected curves on the first axis; (d) calculating parameter values of pixel values in the target zones and obtaining a curve of a moving cycle of the target according to the parameter values; and (e) selecting the projection images under the same state in the moving cycle for image reconstruction according to the curve of the moving cycle of the target.
    Type: Application
    Filed: March 23, 2021
    Publication date: October 14, 2021
    Inventors: Sih-Yu Chen, Jhih-Shian Lee, Ya-Chen Chen
  • Publication number: 20210315534
    Abstract: A method for gating in tomographic imaging system includes steps of: (a) performing a tomographic imaging on an object for acquiring a plurality of projection images at different projection angles, wherein a target of the object moves periodically; (b) obtaining a projected position of the target on each of the projection images, wherein the projected position is a center of a target zone on each of the projection images; (c) calculating a parameter value of pixel values in the target zone on each of the projection images, and obtaining a curve of a moving cycle of the target according to the parameter values of the projection images; and (d) selecting the projection images under the same state in the moving cycle for image reconstruction according to the curve of the moving cycle of the target.
    Type: Application
    Filed: April 12, 2021
    Publication date: October 14, 2021
    Inventors: Sih-Yu Chen, Jhih-Shian Lee
  • Publication number: 20210278205
    Abstract: An X-ray imaging method includes the following steps: (a) performing a first object imaging and obtaining a first object intensity signal by detecting an X-ray passing through a first object; (b) performing baseline imaging process, obtaining a baseline intensity signal by detecting the X-ray when the first object is not in a FOV; and; (c) obtaining the first thickness of the first object by performing operations on the first object intensity signal, the baseline intensity signal, and the first attenuation coefficient of the first object.
    Type: Application
    Filed: November 16, 2020
    Publication date: September 9, 2021
    Inventors: Sih-Yu CHEN, Jhih-Shian LEE
  • Patent number: 10930028
    Abstract: An imaging method for computed tomographic system (1) includes following steps of: controlling a computed tomographic system (1) to receive a description operation for configuring description data; selecting one of a plurality of imaging parameter sets corresponding to different template data, wherein each imaging parameter set is used to maximize a contrast-to-noise ratio of the three-dimensional imaging data (34) matching with the corresponding template data; and, controlling the computed tomographic system (1) to execute a three-dimensional imaging operation according to the selected imaging parameter set for obtaining the three-dimensional imaging data (34). The present disclosed example has the ability of effectively reducing a technical threshold of operating the computed tomographic system (1) via automatically selecting the suitable one of the complex imaging parameter sets according to the comprehensible description operation.
    Type: Grant
    Filed: January 13, 2018
    Date of Patent: February 23, 2021
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Sih-Yu Chen, Jhih-Shian Lee, Wen-Chieh Yang, Fang-Jing Li
  • Publication number: 20180211416
    Abstract: An imaging method for computed tomographic system (1) includes following steps of: controlling a computed tomographic system (1) to receive a description operation for configuring description data; selecting one of a plurality of imaging parameter sets corresponding to different template data, wherein each imaging parameter set is used to maximize a contrast-to-noise ratio of the three-dimensional imaging data (34) matching with the corresponding template data; and, controlling the computed tomographic system (1) to execute a three-dimensional imaging operation according to the selected imaging parameter set for obtaining the three-dimensional imaging data (34). The present disclosed example has the ability of effectively reducing a technical threshold of operating the computed tomographic system (1) via automatically selecting the suitable one of the complex imaging parameter sets according to the comprehensible description operation.
    Type: Application
    Filed: January 13, 2018
    Publication date: July 26, 2018
    Inventors: Sih-Yu CHEN, Jhih-Shian LEE, Wen-Chieh YANG, Fang-Jing LI
  • Patent number: D880513
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: April 7, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Yi-An Wang, Ya-Fan Chou, Sih-Yu Chen, Chun-Chieh Hsu