Patents by Inventor Jae-Hyun Park

Jae-Hyun Park 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: 20230421343
    Abstract: A clock frequency divider circuit and a receiver are provided. The clock frequency divider circuit includes a reset retimer circuit configured to receive a reset signal and a clock signal, output a reset buffer signal of a differential signal pair obtained by buffering the reset signal, and output a reset synchronization signal obtained by synchronizing the reset signal with the clock signal, a clock buffer circuit configured to receive the clock signal and the reset synchronization signal and output a clock buffer signal of a differential signal pair obtained by buffering the clock signal, and an IQ divider circuit configured to output first through fourth output signals having different phases based on the reset buffer signal and the clock buffer signal.
    Type: Application
    Filed: September 7, 2023
    Publication date: December 28, 2023
    Inventors: Juyun LEE, Vishnu Kalyanamahadevi Gopalan Jawarlal, Kang Jik KIM, Hyo Gyuem RHEW, Jae Hyun PARK
  • Patent number: 11834447
    Abstract: The Invention provides indole derivatives of Formula I: and pharmaceutically acceptable salts and solvates thereof, wherein R1e, R1f, A, X, Y, Z, and W4 are defined as set forth in the specification. The Invention also provides the use of compounds of Formula I and the pharmaceutically acceptable salts and solvates thereof to treat pain. In certain embodiments, the Compounds of the Invention are effective in treating a disorder responsive to blockade of one or more sodium channels.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: December 5, 2023
    Assignee: Purdue Pharma L.P.
    Inventors: Stephen M. Lynch, Jiangchao Yao, Jae Hyun Park, Laykea Tafesse
  • Publication number: 20230383025
    Abstract: The present invention relates to a method for preparing a vinyl chloride-based polymer showing improved melting rate and mechanical properties and low harmfulness, by pre-mixing and injecting a mixed dispersant comprising polyvinyl alcohol of high hydration and a metal carbonate before performing polymerization, and then, polymerizing a vinyl chloride-based monomer, and a vinyl chloride-based polymer prepared through the method.
    Type: Application
    Filed: June 28, 2022
    Publication date: November 30, 2023
    Inventors: Jae Hyun PARK, Joong Chul LIM, Keun Hoon YOO, Hyun Min LEE, Gyu Sun KIM
  • Patent number: 11820005
    Abstract: A substrate transfer robot for transferring a substrate in a vacuum chamber, includes: a transfer arm platform having coupling holes, wherein a link connecting member with blades is engaged at a front area of the transfer arm platform and a support shaft of a lower support is inserted into the lower space of one of the coupling holes; and a first and a second transfer arm part each including an end effector for supporting the substrate, multiple transfer link arms and subordinate link arms, and a common link arm that are connected to each other or to the transfer arm platform, wherein, the transfer link arms include at least some of drive shafts, interlocked with transfer driving motors or speed reducers, and output shafts interlocked with the drive shafts, and wherein the end effectors are positioned at different heights from each other through using a bracket.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: November 21, 2023
    Assignee: T-Robotics Co., Ltd.
    Inventors: Soo Jong Lee, Myung Jin Kim, Chang Seong Lee, Seung Young Baek, Chang Hyun Jee, Sang Hwi Ham, Moon Gi Hur, Jae Hyun Park, Tae Han Lee
  • Patent number: 11804945
    Abstract: A clock frequency divider circuit and a receiver are provided. The clock frequency divider circuit includes a reset retimer circuit configured to receive a reset signal and a clock signal, output a reset buffer signal of a differential signal pair obtained by buffering the reset signal, and output a reset synchronization signal obtained by synchronizing the reset signal with the clock signal, a clock buffer circuit configured to receive the clock signal and the reset synchronization signal and output a clock buffer signal of a differential signal pair obtained by buffering the clock signal, and an IQ divider circuit configured to output first through fourth output signals having different phases based on the reset buffer signal and the clock buffer signal.
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: October 31, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Juyun Lee, Vishnu Kalyanamahadevi Gopalan Jawarlal, Kang Jik Kim, Hyo Gyuem Rhew, Jae Hyun Park
  • Patent number: 11804490
    Abstract: A semiconductor device includes a fin type pattern extending in a first direction on a substrate, a first gate electrode extending in a second direction intersecting the first direction on the fin type pattern, a source/drain region on a side wall of the first gate electrode and in the fin type pattern, a separation structure extending in the first direction on the substrate, the separation structure including a first trench and being spaced apart from the fin type pattern and separating the first gate electrode, an interlayer insulating layer on a side wall of the separation structure and covering the source/drain region, the interlayer insulating layer including a second trench having a lower surface lower than a lower surface of the first trench, and a contact connected to the source/drain region and filling the first trench and the second trench.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: October 31, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joong Gun Oh, Sung Il Park, Jae Hyun Park, Hyung Suk Lee, Eun Sil Park, Yun Il Lee
  • Patent number: 11802765
    Abstract: Provided is an apparatus for measuring a slope change amount of a structure, the apparatus being characterized by including: a bottom body (100) formed in a spherical surface having a predetermined radius of curvature; a ball (200) installed on an upper surface of the bottom body (100) and moving due to a gravitational force; and a camera (300) for imaging the bottom body (100) on which the ball (200) is located. In accordance with the present invention, there is an effect in that a slope change amount of a structure for a certain period may accurately be measured.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: October 31, 2023
    Assignees: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY, UNINETEC.CORP
    Inventors: Ki Seok Kwak, Jae Hyun Park, Moon Kyung Chung, Seung Hwan Seo, Young Hun Ko, Bongkun Kwak
  • Publication number: 20230330151
    Abstract: Provided are a composition and a method for promoting differentiation of neural stem cells into dopaminergic neurons, the composition including fusaric acid, ascorbic acid, nicotinamide adenine dinucleotide, or a combination thereof. The composition and method according to an aspect may not only increase differentiation of neural stem cells isolated at an early stage of development into dopaminergic neurons, but also increase differentiation of subcultured neural stem cells into dopaminergic neurons, and thus, it is possible to secure more dopaminergic neurons, and increase therapeutic effects on Parkinson's disease.
    Type: Application
    Filed: August 24, 2021
    Publication date: October 19, 2023
    Applicants: CHA UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, SUNGKWANG MEDICAL FOUNDATION
    Inventors: Jisook MOON, Chul KIM, Jae Hyun PARK, Ji-Min PARK, Young Sook SONG, Chul Woo LIM, Yuri CHOI
  • Publication number: 20230335691
    Abstract: A light emitting module according to an embodiment of the present disclosure includes a circuit board, a plurality of unit pixels arranged on the circuit board, a molding member covering the plurality of unit pixels, and an anti-glare layer disposed on the molding member, in which the molding member includes a diffuser containing molding member.
    Type: Application
    Filed: December 23, 2022
    Publication date: October 19, 2023
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Jae Hyun PARK, Seung Sik HONG
  • Patent number: 11787887
    Abstract: Provided is a method of producing a vinyl chloride-based polymer including adding a vinyl chloride monomer and a monomer represented by Chemical Formula 1 to a reactor and performing polymerization, wherein an input amount of the monomer represented by Chemical Formula 1 is 1 to 4 parts by weight based on 100 parts by weight of the vinyl chloride monomer, and the monomer represented by Chemical Formula 1 is continuously added to the reactor.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: October 17, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Jae Hyun Park, Joong Chul Lim, Hyun Min Lee
  • Publication number: 20230326994
    Abstract: A semiconductor device includes a semiconductor body having first and second surfaces opposite to each other. The semiconductor body includes a first well region having a first conductivity type, second and third well regions spaced apart from each other in a first direction with the first well region interposed therebetween and having a second conductivity type, first doped regions spaced apart from each other in a second direction intersecting the first direction in the first well region, a second doped region, which is adjacent to the second well region and has the second conductivity type, and a third doped region, which is adjacent to the third well region and has the second conductivity type. The second surface of the semiconductor body includes bottom surfaces of the first to third well regions, the plurality of first doped regions, the second doped region, and the third doped region.
    Type: Application
    Filed: March 24, 2023
    Publication date: October 12, 2023
    Inventors: Sungil Park, Jae Hyun Park
  • Publication number: 20230326971
    Abstract: A semiconductor device including a lower pattern extending in a first direction, a gate electrode on the lower pattern and extending in a second direction, a lower channel pattern on the lower pattern and comprising at least one lower sheet pattern, an upper channel pattern on the lower channel pattern and comprising at least one upper sheet pattern, wherein the upper channel pattern is spaced apart from the lower channel pattern in a third direction, the gate electrode comprises a lower gate electrode through which the lower sheet pattern passes and an upper gate electrode through which the upper sheet pattern passes, the lower gate electrode comprises a lower conductive liner layer defining a trench and a lower filling layer filling the trench, and an entire bottom surface of the upper gate electrode is higher than an upper surface of the lower gate electrode, may be provided.
    Type: Application
    Filed: January 3, 2023
    Publication date: October 12, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyu Man HWANG, Sung ll Park, Jae Hyun Park, Do Young Choi
  • Publication number: 20230315228
    Abstract: A touch detection module includes driving electrodes extending parallel to each other, sensing electrodes crossing the driving electrodes, and a touch driver circuit for supplying touch driving signals to the driving electrodes and for detecting touch sensing signals through the sensing electrodes to determine touch position coordinates. The touch driver circuit selects between a group driving scheme and a sequential driving scheme for at least one frame. According to the group driving scheme, the touch driver circuit sorts the driving electrodes into groups, simultaneously drives driving electrodes in a same group among the groups, and drives the groups at different times. According to the sequential driving scheme, the touch driving circuit sequentially drives the driving electrodes.
    Type: Application
    Filed: January 26, 2023
    Publication date: October 5, 2023
    Inventors: Hyung Bae KIM, Sang Kook KIM, Tae Joon KIM, Jae Hyun PARK, Ji Yeong LEE, Hyun Wook CHO
  • Patent number: 11773194
    Abstract: The present disclosure relates to a vinyl chloride-based polymer having a pH of 7 to 11 and satisfying the number of olefin-type defects (NO) of 1.5 or less and the number of chloro-type defects (NC) of 11.0 or less. The vinyl chloride-based polymer contains reduced defects in the entire polymer and may suppress dehydrochlorination reaction or crosslinking reaction during processing, and effects of preventing discoloration phenomenon, improving heat resistance and preventing the deterioration of physical properties may be expected.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: October 3, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Kwang Jin Lee, Yang Jun Jeon, Jae Hyun Park, Hyun Kyou Ha
  • Publication number: 20230301451
    Abstract: A hat holder for hanging a hat or clothing accessories is disclosed. The hat holder includes a body having a front end and a rear end. The rear end connects to a structure such as a vertical wall, for example. The hat holder includes an arm extending from the front end of the body. The arm includes a first region and a second region. The first region extends from the body. The first region is sloped down or provided in a flat configuration. The second region extends sloping up from the first region. The hat holder includes a ring extending from the body from the front end of the body. The ring positions above the arm providing a gap between the region and the ring. The arm receives a hat through the gap to hold the hat with support from the ring.
    Type: Application
    Filed: May 26, 2023
    Publication date: September 28, 2023
    Inventor: Jae Hyun Park
  • Publication number: 20230307448
    Abstract: A three-dimensional semiconductor device comprises a first active region on a substrate and including a lower channel pattern and a lower source/drain pattern connected to the lower channel pattern, a second active region stacked on the first active region and including an upper channel pattern and an upper source/drain pattern connected to the upper channel pattern, a gate electrode on the lower channel pattern and the upper channel pattern, a first active contact electrically connected to the lower source/drain pattern, an upper separation structure between the first active contact and the upper source/drain pattern, a second active contact electrically connected to the upper source/drain pattern, and a lower separation structure between the second active contact and the lower source/drain pattern.
    Type: Application
    Filed: September 22, 2022
    Publication date: September 28, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyunghwan LEE, Sungil PARK, Jae Hyun PARK, Daewon HA
  • Patent number: 11761591
    Abstract: A lighting device includes a substrate having a plurality of flat portions and a non-flat portion disposed between the flat portions, a plurality of light emitting sources disposed on the substrate, a fluorescent substrate layer covering one or more light emitting sources and converting a wavelength of a light from the light emitting source, and a connection line disposed on the substrate and electrically connecting the light emitting sources adjacent to each other between the adjacent light emitting sources. The substrate has a first end and a second end are arranged at different distance from a central axis.
    Type: Grant
    Filed: December 16, 2022
    Date of Patent: September 19, 2023
    Assignee: SEOUL SEMICONDUCTOR CO., LTD.
    Inventors: Jae Hyun Park, Seong Jin Lee, Jong Kook Lee
  • Patent number: 11760818
    Abstract: The present disclosure provides a method of preparing a vinyl chloride-based polymer, and the method provides excellent productivity while having reduced amount of a volatile organic compound generated so as to provide the vinyl chloride-based polymer suitable for an eco-friendly material, and improved foaming and viscosity properties of a plastisol including the prepared polymer, by adding a carbonate-based metal salt and a transition metal catalyst together, and controlling input time and amount of the transition metal catalyst.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: September 19, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Jae Hyun Park, Hyun Min Lee, Hyun Kyou Ha, Kun Ji Kim, Kwang Jin Lee, Yang Jun Jeon, Jin Hyuck Ju
  • Publication number: 20230282787
    Abstract: A light emitting device including a plurality of light emitting diodes configured to emit light, a substrate electrically connected to the plurality of light emitting diodes, and a molding covering at least one surface of the plurality of light emitting diodes, in which the plurality of light emitting diodes includes a first light emitting diode configured to emit red light, a second light emitting diode configured to emit green light, and a third light emitting diode configured to emit blue light, and the molding includes one or more of a plurality of different color pigments and a plurality of different color dyes.
    Type: Application
    Filed: March 3, 2023
    Publication date: September 7, 2023
    Inventors: Jae Hyun PARK, Mi So Ko, Eun Mi Choi, Seung Sik Hong
  • Patent number: D1002204
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: October 24, 2023
    Assignee: Modern JP Brands LLC
    Inventor: Jae Hyun Park