Patents by Inventor Sung Hyun Jung

Sung Hyun Jung 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: 20240128136
    Abstract: A wafer level package includes: a substrate; an element portion disposed on one surface of the substrate; a cap disposed on the substrate to cover the element portion; a connection portion electrically connected to the element portion; and a bonding portion disposed on an outer side of the connection portion, wherein the bonding portion is disposed on a first surface of one of the substrate and the cap, wherein one end portion of the connection portion is disposed on a second surface having a step difference from the first surface, and wherein the connection portion and the bonding portion are formed of a eutectic material.
    Type: Application
    Filed: February 16, 2023
    Publication date: April 18, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Wook PARK, Seong Hun NA, Jae Hyun JUNG, Kwang Su KIM, Sung Jun LEE, Yong Suk KIM, Dong Hyun PARK
  • Patent number: 11961571
    Abstract: Provided herein are a semiconductor memory device and a method of operating the same. The semiconductor memory device may include a memory cell array, a peripheral circuit, and a control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit may perform a program operation on selected memory cells coupled to a selected word line among the plurality of memory cells. The control logic may control the program operation of the peripheral circuit. The program operation may include a plurality of program loops. Each of the program loops may include a program phase and a verify phase. The verify phase may include one or more verify operations. The control logic may be further configured to count a number of the verify operations performed by the peripheral circuit in the verify phase included in one of the plurality of program loops during the program operation.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: April 16, 2024
    Assignee: SK hynix Inc.
    Inventors: Jae Yeop Jung, Sung Hyun Hwang
  • Publication number: 20240109784
    Abstract: The present invention relates to a manufacturing method and a manufacturing apparatus for calcium formate and, more particularly, to a manufacturing method and a manufacturing apparatus for calcium formate, wherein the formic acid-amine adduct prepared in a process using hydrogenation of carbon dioxide is reacted with a calcium compound, whereby calcium formate can be manufactured and separated in a simple process while excluding complicated separation processes and co-bases required by conventional formic acid manufacturing processes, with the resultant improvement of economical benefit and efficacy in the process.
    Type: Application
    Filed: November 24, 2021
    Publication date: April 4, 2024
    Inventors: Hae Won JUNG, Cheol Hyun KIM, Hyun CHOI, Jung Hyun JIN, Sung Ho YOON, Ha Young YOON
  • Publication number: 20240099129
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 21, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Patent number: 11932661
    Abstract: A composition for an organic photoelectronic device, an organic photoelectronic device, and a display device, the composition comprising a first compound represented by Chemical Formula 1, and a second compound represented by Chemical Formula 2:
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Byungku Kim, Junmo Park, Min Seok Seo, Namheon Lee, Mijin Lee, Kipo Jang, Sung-Hyun Jung, Eunjeong Choi
  • Publication number: 20240090325
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 14, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Patent number: 11929126
    Abstract: A memory device, and a method of operating the memory device, includes a memory block in which a plurality of cell pages are coupled to each of word lines. The memory device also includes a peripheral circuit configured to adjust a time point at which a verify voltage is applied to a selected word line among the word lines according to an order of performing a program operation during a verify operation of a selected cell page. The memory device further includes a control logic circuit configured to transmit, to the peripheral circuit, an operation code for adjusting a time point at which the verify voltage is output.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: March 12, 2024
    Assignee: SK hynix Inc.
    Inventors: Sung Hyun Hwang, Jae Yeop Jung, Se Chun Park
  • Patent number: 11917820
    Abstract: A method for fabricating semiconductor device includes forming an alternating stack that includes a lower multi-layered stack and an upper multi-layered stack by alternately stacking a dielectric layer and a sacrificial layer over a substrate, forming a vertical trench that divides the upper multi-layered stack into dummy stacks, and forming an asymmetric stepped trench that is extended downward from the vertical trench to divide the lower multi-layered stack into a pad stack and a dummy pad stack, wherein forming the asymmetric stepped trench includes forming a first stepped sidewall that is defined at an edge of the pad stack, and forming a second stepped sidewall that is defined at an edge of the dummy pad stack and occupies less area than the first stepped sidewall.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: February 27, 2024
    Assignee: SK hynix Inc.
    Inventors: Eun-Ho Kim, Eun-Joo Jung, Jong-Hyun Yoo, Ki-Jun Yun, Sung-Hoon Lee
  • Publication number: 20240065096
    Abstract: The present invention relates to a composition for an organic optoelectronic device, and an organic optoelectronic device and display device comprising same, the composition including a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2, or a first compound represented by Chemical Formula 1 and a third compound represented by a combination of Chemical Formula 3 and Chemical Formula 4. The details of Chemical Formula 1 to Chemical Formula 4 are as defined in the specification.
    Type: Application
    Filed: December 29, 2021
    Publication date: February 22, 2024
    Inventors: Byoungkwan LEE, Sunwoong SHIN, Sangshin LEE, Yoonman LEE, Jin Sook KIM, Namheon LEE, Mijin LEE, Kipo JANG, Sung-Hyun JUNG, Ho Kuk JUNG, Bowon CHOI, Jinseok JANG
  • Patent number: 11871659
    Abstract: A composition for an organic optoelectronic device an organic optoelectronic device, and a display device, the composition including a first compound; a second compound; and a third compound, wherein the first compound, the second compound, and the third compound are different from each other, the first compound is represented by Chemical Formula I, the second compound is represented by Chemical Formula I, and the third compound is represented by Chemical Formula II or Chemical Formula III:
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: January 9, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jinhyun Lui, Dong Min Kang, Hyung Sun Kim, Yongtak Yang, Sung-Hyun Jung, Ho Kuk Jung, Youngkyoung Jo, Pyeongseok Cho, Dalho Huh, Hyungyu Lee
  • Publication number: 20230422612
    Abstract: An organic optoelectronic device and a display device, the organic optoelectronic device includes an anode and a cathode facing each other; a light emitting layer between the anode and the cathode; a hole transport layer between the anode and the light emitting layer; and a hole transport auxiliary layer between the light emitting layer and the hole transport layer, wherein the light emitting layer includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2 or a combination of Chemical Formula 3 and Chemical Formula 4, and the hole transport auxiliary layer includes a third compound represented by a combination of Chemical Formula 5 and Chemical Formula 6.
    Type: Application
    Filed: June 14, 2023
    Publication date: December 28, 2023
    Inventors: Ho Kuk JUNG, Youngmook LIM, Youngkyoung JO, Mijin LEE, Sung-Hyun JUNG, Dalho HUH
  • Patent number: 11844271
    Abstract: The present invention relates to an organic compound represented by Chemical Formula 1, a composition, an organic optoelectronic device, and a display device.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: December 12, 2023
    Assignees: SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hanill Lee, Byungku Kim, Youngsung Park, Chang Ju Shin, Dongkyu Ryu, Seungjae Lee, Kipo Jang, Sung-Hyun Jung
  • Patent number: 11839152
    Abstract: The present invention relates to a compound for an organic photoelectronic element, to a composition for an organic photoelectronic element, the composition including the compound for an organic photoelectronic element, to an organic photoelectronic element employing the same, and to a display device.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Yuna Jang, Dong Min Kang, Byungku Kim, Changwoo Kim, Eun Sun Yu, Sung-Hyun Jung
  • Publication number: 20230389420
    Abstract: Disclosed are an organic optoelectronic device includes an anode and a cathode facing each other and an organic layer disposed between the anode and the cathode, wherein the organic layer includes at least one of a hole injection layer, a hole transport layer, a light emitting layer, and an electron transport layer, and the light emitting layer includes a first host, a second host, and a phosphorescent dopant represented by Chemical Formula 4, and a display device including the same.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 30, 2023
    Inventors: Kipo JANG, Byungku KIM, Giwook KANG, Hanill LEE, Sung-Hyun JUNG, Ho Kuk JUNG, Youngkyoung JO, Eun Sun YU
  • Publication number: 20230380282
    Abstract: An organic optoelectronic device and a display device including the same, the organic optoelectronic device includes an anode and a cathode facing each other, a light emitting layer between the anode and the cathode, a hole transport layer between the anode and the light emitting layer, and a hole transport auxiliary layer between the light emitting layer and the hole transport layer, wherein the light emitting layer includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2 or a combination of Chemical Formula 3 and Chemical Formula 4, and the hole transport auxiliary layer includes a third compound represented by Chemical Formula 5.
    Type: Application
    Filed: May 16, 2023
    Publication date: November 23, 2023
    Inventors: Sunwoong SHIN, Youngmook LIM, Youngkyoung JO, Namheon LEE, Sung-Hyun JUNG, Jongwoo WON, Jonghoon KO, Junmo PARK, Ho Kuk JUNG, Chanwoo KIM
  • Publication number: 20230371371
    Abstract: The present invention relates to an organic compound represented by Chemical Formula 1, a composition, an organic optoelectronic device, and a display device.
    Type: Application
    Filed: July 26, 2023
    Publication date: November 16, 2023
    Inventors: Hanill LEE, Byungku KIM, Youngsung PARK, Chang Ju SHIN, Dongkyu RYU, Seungjae LEE, Kipo JANG, Sung-Hyun JUNG
  • Publication number: 20230371370
    Abstract: Disclosed are the compound for an organic optoelectronic device, the compound being represented by Chemical Formula 1, a composition for an organic optoelectronic device including the compound for an organic optoelectronic device, an organic optoelectronic device, and a display device. In Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Application
    Filed: July 13, 2023
    Publication date: November 16, 2023
    Inventors: Jinhyun LUI, Changwoo KIM, Dong Wan RYU, Chang Ju SHIN, Hyung Sun KIM, Seungjae LEE, Jihun SHIN, Sung-Hyun JUNG, Ho Kuk JUNG
  • Publication number: 20230354634
    Abstract: An organic optoelectronic device and a display device including the organic photoelectronic device, the organic optoelectronic device includes an anode and a cathode facing each other, a light emitting layer between the anode and the cathode, a hole transport layer between the anode and the light emitting layer, and a hole transport auxiliary layer between the light emitting layer and the hole transport layer, wherein the light emitting layer includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2 or represented by a combination of Chemical Formula 3 and Chemical Formula 4, and the hole transport auxiliary layer includes a third compound represented by Chemical Formula 5.
    Type: Application
    Filed: April 28, 2023
    Publication date: November 2, 2023
    Inventors: Junmo PARK, Youngmook LIM, Sunwoong SHIN, Sung-Hyun JUNG, Jongwoo WON, Jongwoo CHOI, Chanwoo KIM
  • Publication number: 20230345828
    Abstract: A compound represented by a combination of Chemical Formula 1 and Chemical Formula 2 bonded together, a composition including the compound, an organic optoelectronic device, and a display device are disclosed. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as described in the specification.
    Type: Application
    Filed: March 20, 2023
    Publication date: October 26, 2023
    Inventors: Seungjae LEE, Changwoo KIM, Byungku KIM, Hyung Sun KIM, Dong Wan RYU, Chang Ju SHIN, Kipo JANG, Min Seok SEO, Sung-Hyun JUNG
  • Publication number: 20230345755
    Abstract: An organic photoelectronic device includes an anode and a cathode facing each other, a light emitting layer between the anode and the cathode, a hole transport layer between the anode and the light emitting layer, and a hole transport auxiliary layer between the light emitting layer and the hole transport layer, wherein the light emitting layer includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2 or a combination of Chemical Formula 3 and Chemical Formula 4, and the hole transport auxiliary layer includes a third compound represented by a combination of Chemical Formula 5 and Chemical Formula 6.
    Type: Application
    Filed: April 19, 2023
    Publication date: October 26, 2023
    Inventors: Youngkyoung JO, Youngmook LIM, Sunwoong SHIN, Namheon LEE, Sung-Hyun JUNG, Jongwoo WON, Junmo PARK, Il Geun HONG, Ho Kuk JUNG, Chanwoo KIM