Patents by Inventor Dae Young Hwang

Dae Young Hwang 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: 12261200
    Abstract: A semiconductor device including a device isolation region is provided. The semiconductor device includes first active regions disposed on a substrate, and an isolation region between the active regions. The isolation region includes a first portion formed of a first insulating material, and a second portion formed of a second insulating material, having different characteristics from those of the first insulating material. The first portion is closer to the first active regions than the second portion. The second portion has a bottom surface having a height different from that of a bottom surface of the first portion.
    Type: Grant
    Filed: October 17, 2023
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-Chul Sun, Dae Won Ha, Dong Hoon Hwang, Jong Hwa Baek, Jong Min Jeon, Seung Mo Ha, Kwang Yong Yang, Jae Young Park, Young Su Chung
  • Publication number: 20250079575
    Abstract: A method for manufacturing a pouch case for a secondary battery includes the steps of: (S1) preparing a pouch exterior for a secondary battery including a structure in which a substrate layer, a barrier layer, and a sealant layer are sequentially stacked; (S2) reducing a modulus of the sealant layer by 20-50%; and (S3) molding the pouch exterior for a secondary battery to form a cup part.
    Type: Application
    Filed: December 22, 2022
    Publication date: March 6, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Young Hwang, Dae Woong Song, Sang Hun Kim, Yong Su Choi, Hyung Kyun Yu
  • Publication number: 20250062449
    Abstract: A method for manufacturing a pouch case for a secondary battery includes the steps of: (S1) preparing a pouch exterior for a secondary battery including a structure in which a substrate layer, a barrier layer, and a sealant layer are sequentially stacked; (S2) molding the pouch exterior for a secondary battery to form a cup part; and (S3) reducing cracks of the sealant layer of the pouch exterior for a secondary battery.
    Type: Application
    Filed: December 22, 2022
    Publication date: February 20, 2025
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Young Hwang, Dae Woong Song, Sang Hun Kim, Yong Su Choi, Hyung Kyun YU
  • Patent number: 12232273
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: February 18, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yun Mi Bae, Soon Gyu Kwon, Sang Hwa Kim, Sang Young Lee, Jin Hak Lee, Han Su Lee, Dong Hun Jeong, In Ho Jeong, Dae Young Choi, Jung Ho Hwang
  • Patent number: 12225670
    Abstract: A display device includes a cover window including a curved portion, and a panel member laminated on the cover window. A method of manufacturing a display device includes mounting a cover window including a curved portion on a first jig including a curved portion, mounting a panel member on a second jig that conforms to a surface of the first jig, and laminating the cover window to the panel member by moving a first one of the first jig or the second jig to a first other one of the first jig or the second jig. An apparatus for manufacturing a display device includes a first jig including a mount surface that is partially curved to conform to a surface of a cover window, a second jig including a surface conforming to the mount surface and configured to contact a panel member, and a driving unit.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: February 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Su Lee, Kwan-Young Han, Jong-Hwan Kim, Yong-Youl Cho, Young-Sik Kim, Yang-Han Son, Dae-Hyun Hwang
  • Patent number: 10366807
    Abstract: Disclosed are a resin composition for a cable material and a cable used for a vehicle and a method of manufacturing the cable thereof. In particularly, by controlling the components such as a polypropylene content, a flame retardant content and the like in a base resin, and containing a high crystalline homo polypropylene (PP) resin and a high crystalline block polypropylene resin in the base resin in a specific ratio, the resin composition provides excellent physical properties such as abrasion resistance and flexibility resistance and has reduced weight effect when a cable is manufactured using the resin composition.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: July 30, 2019
    Assignees: Hyundai Motor Company, Kyungshin Cable Co., Ltd., Taesung Electro-Circuit Systems
    Inventors: Seung Woo Choi, Jae Ik Jung, Dae Young Hwang
  • Publication number: 20180261919
    Abstract: A method of manufacturing a magnetic substance includes forming crack lines arranged in one direction on a magnetic sheet by crushing the magnetic sheet to divide the magnetic sheet by the crack lines; stacking the magnetic sheet with other magnetic sheets into layers; and press-processing the stacked magnetic sheets.
    Type: Application
    Filed: October 26, 2017
    Publication date: September 13, 2018
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Nam CHO, Dae Young HWANG, Jung Young CHO, Hyun Do PARK
  • Publication number: 20170011816
    Abstract: Disclosed are a resin composition for a cable material and a cable used for a vehicle and a method of manufacturing the cable thereof. In particularly, by controlling the components such as a polypropylene content, a flame retardant content and the like in a base resin, and containing a high crystalline homo polypropylene (PP) resin and a high crystalline block polypropylene resin in the base resin in a specific ratio, the resin composition provides excellent physical properties such as abrasion resistance and flexibility resistance and has reduced weight effect when a cable is manufactured using the resin composition.
    Type: Application
    Filed: December 29, 2015
    Publication date: January 12, 2017
    Inventors: Seung Woo Choi, Jae Ik Jung, Dae Young Hwang
  • Publication number: 20150070121
    Abstract: There are provided a coil component and a method of manufacturing the same. The coil component includes a core; at least one bobbin coupled to the core and having a coil wound therearound; and a base having the core seated therein and including an external connection terminal, wherein one side of the core is seated in the bobbin and the other side thereof is exposed to the outside of the base.
    Type: Application
    Filed: October 28, 2014
    Publication date: March 12, 2015
    Inventors: Jae Sun WON, Deuk Hoon KIM, Geun Young PARK, Young Min LEE, Dae Young HWANG, Jong Hae KIM, Myeong Jeong KIM, Jeong Myeon KIM
  • Patent number: 8896404
    Abstract: There are provided a coil component and a method of manufacturing the same. The coil component includes a core; at least one bobbin coupled to the core and having a coil wound therearound; and a base having the core seated therein and including an external connection terminal, wherein one side of the core is seated in the bobbin and the other side thereof is exposed to the outside of the base.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: November 25, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jae Sun Won, Deuk Hoon Kim, Geun Young Park, Young Min Lee, Dae Young Hwang, Jong Hae Kim, Myeong Jeong Kim, Jeong Myeon Kim
  • Patent number: 8624698
    Abstract: A transformer capable of security insulting reliability and a power module having the same are provided. The transformer includes: a winding unit having at least one winding space in which a plurality of coils are wound in a stacked manner on an outer circumferential surface of a cylindrical body portion; and a terminal fastening unit formed to extend from one end of the winding unit in an outer diameter direction and having a plurality of external connection terminals fastened to an end thereof, wherein a width of the winding space is less than 0.45 times that of a diameter of the body portion.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: January 7, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Deuk Hoon Kim, Dae Young Hwang, Myeong Jeong Kim, Jong Woo Kim, Chang Yong Kwon
  • Publication number: 20130170085
    Abstract: There is provided a power supply apparatus including an overvoltage protection function, the power supply apparatus including: a power supply unit supplying a predetermined input power supply; a rectification unit generating a first power supply by rectifying the input power supply; a main circuit unit generating a second power supply from the first power supply; and an overvoltage blocking unit blocking overvoltages and overcurrents, wherein the overvoltage blocking unit includes varistors connected between at least one of a live line and a neutral line of the input power supply and a ground.
    Type: Application
    Filed: September 13, 2012
    Publication date: July 4, 2013
    Inventors: Jong Hae Kim, Deuk Hoon Kim, Geun Young Park, Young Min Lee, Dae Young Hwang, Jae Sun Won, Myeong Jeong Kim, Jeong Myeon Kim
  • Publication number: 20130169400
    Abstract: A transformer capable of security insulting reliability and a power module having the same are provided. The transformer includes: a winding unit having at least one winding space in which a plurality of coils are wound in a stacked manner on an outer circumferential surface of a cylindrical body portion; and a terminal fastening unit formed to extend from one end of the winding unit in an outer diameter direction and having a plurality of external connection terminals fastened to an end thereof, wherein a width of the winding space is less than 0.45 times that of a diameter of the body portion.
    Type: Application
    Filed: June 26, 2012
    Publication date: July 4, 2013
    Inventors: Deuk Hoon KIM, Dae Young Hwang, Myeong Jeong Kim, Jong Woo Kim, Chang Yong Kwon
  • Publication number: 20130154782
    Abstract: There are provided a coil component and a method of manufacturing the same. The coil component includes a core; at least one bobbin coupled to the core and having a coil wound therearound; and a base having the core seated therein and including an external connection terminal, wherein one side of the core is seated in the bobbin and the other side thereof is exposed to the outside of the base.
    Type: Application
    Filed: April 17, 2012
    Publication date: June 20, 2013
    Inventors: Jae Sun WON, Deuk Hoon Kim, Geun Young Park, Young Min Lee, Dae Young Hwang, Jong Hae Kim, Myeong Jeong Kim, Jeong Myeon Kim