Patents by Inventor Byoung-Ju Choi

Byoung-Ju Choi 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).

  • Patent number: 11939494
    Abstract: A technical problem to be achieved by the present disclosure is to provide an adhesive resin composition for a conductor, which contains inorganic fillers having different average particle diameters and has enhanced thermal conductivity as a result of controlling the content of the inorganic fillers, and an adhesive film for a semiconductor produced using the same.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: March 26, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Jong Min Jang, Byoung Ju Choi, Kwang Joo Lee, Yu Lin Sun
  • Patent number: 11599453
    Abstract: A test apparatus for generating a test case based on a fault injection technique and a method of controlling the same are disclosed. The method includes identifying at least one function in a program to be tested based on a software detailed design, generating a test design document based on fault location that can be generated in connection with the identified at least one function and a fault type to be injected into the fault location, searching for the fault location to be injected based on the generated test design document and source code of the program, determining a fault injection scheme and the fault type, and predicting a result by applying a fault injection corresponding to the fault injection scheme and the fault type into the searched location to generate a test case.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: March 7, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Ewha University—Industry Collaboration Foundation
    Inventors: Hoon Jang, Hyeon A Chae, Byoung Ju Choi
  • Publication number: 20220098455
    Abstract: A technical problem to be achieved by the present disclosure is to provide an adhesive resin composition for a conductor, which contains inorganic fillers having different average particle diameters and has enhanced thermal conductivity as a result of controlling the content of the inorganic fillers, and an adhesive film for a semiconductor produced using the same.
    Type: Application
    Filed: August 17, 2021
    Publication date: March 31, 2022
    Applicant: LG CHEM, LTD.
    Inventors: Jong Min Jang, Byoung Ju Choi, Kwang Joo Lee, Yu Lin Sun
  • Publication number: 20210001870
    Abstract: A test apparatus for generating a test case based on a fault injection technique and a method of controlling the same are disclosed. The method includes identifying at least one function in a program to be tested based on a software detailed design, generating a test design document based on fault location that can be generated in connection with the identified at least one function and a fault type to be injected into the fault location, searching for the fault location to be injected based on the generated test design document and source code of the program, determining a fault injection scheme and the fault type, and predicting a result by applying a fault injection corresponding to the fault injection scheme and the fault type into the searched location to generate a test case.
    Type: Application
    Filed: June 22, 2020
    Publication date: January 7, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Ewha University - Industry Collaboration Foundation
    Inventors: Hoon JANG, Hyeon A CHAE, Byoung Ju CHOI
  • Patent number: 10067813
    Abstract: In a method of analyzing a fault and/or error of an electronic system according to some example embodiments, a system call that accesses a hardware is replaced with a hooking system call including a code that executes the system call and a code that obtains monitoring information, the monitoring information including system call execution information and hardware performance information is obtained by executing the hooking system call when the hooking system call is called instead of the system call, and the monitoring information is recorded to analyze the fault/error of the electronic system based on the monitoring information.
    Type: Grant
    Filed: November 11, 2015
    Date of Patent: September 4, 2018
    Assignees: Samsung Electronics Co., Ltd., Ewha University-Industry Collaboration Foundation
    Inventors: Jang-Hyuk An, Byoung-Ju Choi, Ji-Hyun Park
  • Patent number: 9354996
    Abstract: The present invention relates to a system test apparatus. The system test apparatus includes an insertion module configured to insert a test agent into a process control block, a hooking module configured to hook a test target to a test code using the test agent when an event related to the test target occurs, a scanning module configured to collect pieces of test information about a process in which the event related to the test target has occurred when the test target is hooked, and a logging module configured to store the pieces of test information collected by the scanning module.
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: May 31, 2016
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Ehwa University Industry Collaboration Foundation
    Inventors: Byoung Ju Choi, Joo Young Seo, Sueng Wan Yang, Jin Yong Lim, Young Su Kim, Jung Suk Oh, Hae Young Kwon, Seung Yeun Jang
  • Publication number: 20160147587
    Abstract: In a method of analyzing a fault and/or error of an electronic system according to some example embodiments, a system call that accesses a hardware is replaced with a hooking system call including a code that executes the system call and a code that obtains monitoring information, the monitoring information including system call execution information and hardware performance information is obtained by executing the hooking system call when the hooking system call is called instead of the system call, and the monitoring information is recorded to analyze the fault/error of the electronic system based on the monitoring information.
    Type: Application
    Filed: November 11, 2015
    Publication date: May 26, 2016
    Applicant: EWHA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION
    Inventors: Jang-Hyuk AN, Byoung-Ju CHOI, Ji-Hyun PARK
  • Patent number: 9047401
    Abstract: The present invention relates to an exception handling test apparatus and method. The exception handling test apparatus includes a generation module configured to generate a modified device driver based on a defect model and information obtained from the device manager, a hooking module configured to hook the device driver using the modified device driver, a scanning module configured to collect test information returned from the hooked modified device driver to the application while the application operates, and an analysis module configured to analyze the collected test information.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: June 2, 2015
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Byoung Ju Choi, Joo Young Seo, Sueng Wan Yang, Young Su Kim, Jung Suk Oh, Hae Young Kwon, Seung Yeun Jang
  • Patent number: 9009532
    Abstract: The present invention relates to a communication test apparatus. The communication test apparatus includes an insertion module configured to insert a test agent into the process control block, a hooking module configured to hook a test target to a test code using the test agent when an event-related to communication occurs between the plurality of processes, a scanning module configured to collect pieces of test information about communication between the plurality of processes when the test target is hooked to the test code, and a logging module configured to store the pieces of test information collected by the scanning module.
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: April 14, 2015
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Ehwa University-Industry Collaboration Foundation
    Inventors: Byoung Ju Choi, Joo Young Seo, Sueng Wan Yang, Young Su Kim, Jung Suk Oh, Hae Young Kwon, Seung Yeun Jang
  • Publication number: 20140189449
    Abstract: A method and a system that checks software and includes a hooking module that collects process control block (PCB) information corresponding to each process on a kernel by being executed at the time of booting a system. In addition, the system includes a safety service module that searches and defends the defects of the process by being inserted into a memory region of the process based on the collected PCB information.
    Type: Application
    Filed: August 1, 2013
    Publication date: July 3, 2014
    Applicants: HYUNDAI MOTOR COMPANY, EWHA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION, KIA MOTORS CORPORATION
    Inventors: Seung Yeun Jang, Jung Hoon Oh, Jung Suk Oh, Suk Young Rho, Sueng Wan Yang, Joo Young Seo, Byoung Ju Choi
  • Patent number: 8607094
    Abstract: The present invention features an operational system test method, comprising defining a fault model, inserting a test agent, hooking a test location, collecting test information, and removing the test agent. The invention also features an operational system test method, comprising defining a fault model, inserting a test agent, identifying a memory area according to a test location, hooking the identified memory area, collecting test information, and removing the test agent.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: December 10, 2013
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Ehwa University-Industry Collaboration Foundation
    Inventors: Byoung Ju Choi, Joo Young Seo, Seung Wan Yang, Hae Young Kwon
  • Publication number: 20130091390
    Abstract: The present invention relates to a communication test apparatus. The communication test apparatus includes an insertion module configured to insert a test agent into the process control block, a hooking module configured to hook a test target to a test code using the test agent when an event-related to communication occurs between the plurality of processes, a scanning module configured to collect pieces of test information about communication between the plurality of processes when the test target is hooked to the test code, and a logging module configured to store the pieces of test information collected by the scanning module.
    Type: Application
    Filed: March 15, 2011
    Publication date: April 11, 2013
    Applicants: HYUNDAI MOTOR COMPANY, EHWA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION, KIA MOTORS CORPORATION
    Inventors: Byoung Ju Choi, Joo Young Seo, Sueng Wan Yang, Young Su Kim, Jung Suk Oh, Hae Young Kwon, Seung Yeun Jang
  • Publication number: 20130086426
    Abstract: The present invention relates to an exception handling test apparatus and method. The exception handling test apparatus includes a generation module configured to generate a modified device driver based on a defect model and information obtained from the device manager, a hooking module configured to hook the device driver using the modified device driver, a scanning module configured to collect test information returned from the hooked modified device driver to the application while the application operates, and an analysis module configured to analyze the collected test information.
    Type: Application
    Filed: May 9, 2011
    Publication date: April 4, 2013
    Applicants: KIA MOTORS CORPORATION, HYUNDAI MOTOR COMPANY
    Inventors: Byoung Ju Choi, Joo Young Seo, Sueng Wan Yang, Young Su Kim, Jung Suk Oh, Hae Young Kwon, Seung Yeun Jang
  • Publication number: 20130086425
    Abstract: The present invention relates to a system test apparatus. The system test apparatus includes an insertion module configured to insert a test agent into a process control block, a hooking module configured to hook a test target to a test code using the test agent when an event related to the test target occurs, a scanning module configured to collect pieces of test information about a process in which the event related to the test target has occurred when the test target is hooked, and a logging module configured to store the pieces of test information collected by the scanning module.
    Type: Application
    Filed: March 15, 2011
    Publication date: April 4, 2013
    Applicants: KIA MOTORS CORPORATION, HYUNDAI MOTOR COMPANY
    Inventors: Byoung Ju Choi, Joo Young Seo, Sueng Wan Yang, Jin Yong Lim, Young Su Kim, Jung Suk Oh, Hae Young Kwon, Seung Yeun Jang
  • Patent number: 8255874
    Abstract: Provided is an apparatus and method for automatically extracting an interface of embedded software. The method defines an interface of embedded software as a test item for test of the interface of the embedded software, and generates an interface symbol corresponding to the defined test item. The location of the interface symbol is determined, and a test case is generated based on the interface symbol and its location in the software. Embodiments of the invention thus facilitate the testing of software at interfaces between layers in the software.
    Type: Grant
    Filed: January 23, 2008
    Date of Patent: August 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byoung-Ju Choi, Joo-Young Seo, Ah-Young Sung, Kwang-Hyun La, Sung-Bong Kang, Ki-Cheol Lee, Yong-Hun Kim
  • Patent number: 8156475
    Abstract: Embodiments of the invention provide a device and a method for automatically testing embedded software, and more specifically for testing interfaces between layers of the embedded software. In one embodiment, the device includes: an emulator; a server including embedded software; an evaluation board configured to download the embedded software from the server and controlled by the emulator; and a host system configured to receive the embedded software from the server and automatically generate test cases for testing the embedded software using the emulator.
    Type: Grant
    Filed: January 23, 2008
    Date of Patent: April 10, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byoung-Ju Choi, Joo-Young Seo, Ah-Young Sung, Kwang-Hyun La, Sung-Bong Kang, Ki-Cheol Lee, Yong-Hun Kim
  • Publication number: 20110078507
    Abstract: The present invention features an operational system test method, comprising defining a fault model, inserting a test agent, hooking a test location, collecting test information, and removing the test agent. The invention also features an operational system test method, comprising defining a fault model, inserting a test agent, identifying a memory area according to a test location, hooking the identified memory area, collecting test information, and removing the test agent.
    Type: Application
    Filed: July 19, 2010
    Publication date: March 31, 2011
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, EHWA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION
    Inventors: Byoung Ju CHOI, Joo Young SEO, Seung Wan YANG, Hae Young KWON
  • Publication number: 20080270840
    Abstract: Embodiments of the invention provide a device and a method for automatically testing embedded software, and more specifically for testing interfaces between layers of the embedded software. In one embodiment, the device includes: an emulator; a server including embedded software; an evaluation board configured to download the embedded software from the server and controlled by the emulator; and a host system configured to receive the embedded software from the server and automatically generate test cases for testing the embedded software using the emulator.
    Type: Application
    Filed: January 23, 2008
    Publication date: October 30, 2008
    Applicants: SAMSUNG ELECTRONICS CO., LTD., EWHA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION
    Inventors: Byoung-Ju CHOI, Joo-Young SEO, Ah-Young SUNG, Kwang-Hyun LA, Sung-Bong KANG, Ki-Cheol LEE, Yong-Hun KIM
  • Publication number: 20080270996
    Abstract: Provided is an apparatus and method for automatically extracting an interface of embedded software. The method defines an interface of embedded software as a test item for test of the interface of the embedded software, and generates an interface symbol corresponding to the defined test item. The location of the interface symbol is determined, and a test case is generated based on the interface symbol and its location in the software. Embodiments of the invention thus facilitate the testing of software at interfaces between layers in the software.
    Type: Application
    Filed: January 23, 2008
    Publication date: October 30, 2008
    Applicants: SAMSUNG ELECTRONICS CO., LTD., EWHA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION
    Inventors: Byoung-Ju CHOI, Joo-Young SEO, Ah-Young SUNG, Kwang-Hyun LA, Sung-Bong KANG, Ki-Cheol LEE, Yong-Hun KIM
  • Publication number: 20020101920
    Abstract: An automatic test data generating apparatus for automatically generating test data based on the input items of a user in order to test a digital TV application software environment (DASE) system and a method therefor. The automatic test data generating apparatus includes a database for storing at least information on raw data and the MPEG transport stream standard and a test data generator for generating test data corresponding to the input items of the user based on the input items of the user and information on the raw data and the MPEG transport stream standard. Accordingly, the time and expenses spent on generating test data for testing the DASE system are reduced and those who do not have special knowledge can generate the test data.
    Type: Application
    Filed: May 29, 2001
    Publication date: August 1, 2002
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Byoung-Ju Choi, Ki-wung Park, In-pyo Hong, Byoung-kyu Min, Sun-hwa Yeum