Patents by Inventor Dae-Hyun Kim

Dae-Hyun Kim 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: 20250261512
    Abstract: A display device comprises a light emitting element disposed on a substrate, a first transistor controlling a driving current supplied to the light emitting element, a second transistor supplying a data voltage to a source electrode of the first transistor, and a third transistor electrically connecting a drain electrode of the first transistor to a gate electrode of the first transistor. The second transistor comprises a semiconductor region disposed in a first active layer on the substrate and a gate electrode disposed in a first gate layer on the first active layer. The first transistor comprises a semiconductor region disposed in a second active layer on the first gate layer, a gate electrode disposed in a second gate layer on the second active layer, and a bias electrode disposed in the first active layer.
    Type: Application
    Filed: January 9, 2025
    Publication date: August 14, 2025
    Applicant: Samsung Display Co., LTD
    Inventors: Sung Hwan KIM, Dae Hyun KIM
  • Patent number: 12388063
    Abstract: A display device includes a first electrode and a second electrode disposed on a substrate and spaced apart from each other, a light emitting element on the substrate and having a first end and a second end, a third electrode disposed on the light emitting element, and electrically connecting the first electrode with the first end of the light emitting element, an insulating pattern disposed on the third electrode and exposing the second end of the light emitting element, and a fourth electrode on the substrate, and electrically connecting the second electrode with the second end of the light emitting element. A void may be formed between the light emitting element and the insulating pattern.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: August 12, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Xinxing Li, Dae Hyun Kim, Hyun Min Cho
  • Patent number: 12374663
    Abstract: A display device includes a first substrate including a first sub-pixel area, a second sub-pixel area, and a third sub-pixel area; a first sub-pixel including a first light emitting element disposed in the first sub-pixel area; a second sub-pixel including a second light emitting element disposed in the second sub-pixel area; a third sub-pixel including a third light emitting element disposed in the third sub-pixel area; and a bank disposed between the first sub-pixel, the second sub-pixel, and the third sub-pixel and enclosing an emission area of each of the first sub-pixel, the second sub-pixel, and the third sub-pixel. The bank includes a color bank including a color filter material that blocks light of colors emitted from the first light emitting element, the second light emitting element, and the third light emitting element.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: July 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hee Keun Lee, Tae Jin Kong, Dae Hyun Kim, Xinxing Li, Chang Il Tae
  • Patent number: 12362351
    Abstract: The invention provides a positive electrode material for lithium ion batteries, comprising a lithium transition metal-based oxide powder having a general formula Li1+a((Niz(Ni0.5Mn0.5)y Cox)1?kAk)1?a O2, wherein A is a dopant, with ?0.025?a?0.025, 0.15?x?0.22, 0.42?z?0.52, 1.075<z/y<1.300, x+y+z=1 and k?0.01. Different embodiments provide the following features: the lithium transition metal-based oxide powder has a carbon content ?1000 ppm or even ?400 ppm; the lithium transition metal-based oxide powder has a sulfur content between 0.05 and 1.0 wt %; and a dopant A is Zr, and the powder further comprises up to 1 wt % of a coating comprising a boron compound and WO3.
    Type: Grant
    Filed: March 24, 2023
    Date of Patent: July 15, 2025
    Assignees: UMICORE, UMICORE KOREA LTD.
    Inventors: Jihye Kim, Jens Paulsen, AReum Park, Dae-Hyun Kim, Hee-Sung Gil
  • Patent number: 12351477
    Abstract: The present invention provides a process is presented for preparing a positive electrode active material for rechargeable lithium ion batteries. The process comprises a sintering step having a short sintering time. This improves the production throughput. More particularly, the process applies to positive electrode active material powders having a general formula Li(1+a)(NixMnyCozMec)(1?a)O2, wherein Me comprises at least one element of the group consisting of Al, Mg, Ti, Zr, W, Nb, B, and Sr, with ?0.1?a?0.1, 0.33?x?0.95, 0?y?0.35, 0<z?0.35, 0?c?0.05, and x+y+z+c=1. The sintering step is performed for a predefined sintering time ts, expressed in hours, and at a predefined temperature Ts, expressed in ° C., such that 0.3?ts?6.0, and 1140+50 Log10 (6/t)?580 x?Ts?1245+50 Log10(6/ts)?580 x.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: July 8, 2025
    Assignee: UMICORE
    Inventors: Dae-Hyun Kim, Jens Paulsen, Kasper Lambrighs, Randy De Palma, Liang Zhu
  • Patent number: 12355010
    Abstract: A light emitting device may include a first electrode disposed on a substrate, and a second electrode spaced apart from the first electrode, the first electrode and the second electrode being disposed on a same layer; an insulating pattern disposed between the first electrode and the second electrode, and overlapping a portion of the first electrode and a portion of the second electrode; and at least one light emitting element disposed on the insulating pattern, and including a first end and a second end in a longitudinal direction of the at least one light emitting element; a first bank disposed on the first electrode, and a second bank disposed on the second electrode; a first reflective electrode disposed on the first bank and electrically connected with the first electrode; and a second reflective electrode disposed on the second bank and electrically connected with the second electrode.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: July 8, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Hong Min, Dae Hyun Kim, Hyun Deok Im, Hyun Min Cho, Jong Hyuk Kang, Dong Uk Kim, Bek Hyun Lim, Jae Ik Lim
  • Publication number: 20250215489
    Abstract: The present disclosure provides a novel method of amplifying and sequencing L-form polynucleotide. Further provided include L-form nucleotides and D-form enzymes that can be used in the method. The method of making the L-form nucleotides and D-form enzymes are also provided.
    Type: Application
    Filed: March 21, 2023
    Publication date: July 3, 2025
    Inventors: Dae Hyun Kim, Jun Hyuk Chung, Bo Shun Huang
  • Publication number: 20250210430
    Abstract: A semiconductor package including a molding layer and a method for manufacturing the same are provided. The semiconductor package includes a package substrate, a semiconductor chip mounted on the package substrate, and a molding layer on the semiconductor chip on the package substrate, the molding layer including a first filler having a first size and a second filler having a second size larger than the first size, wherein the molding layer includes a first area on an upper surface of the semiconductor chip, and a second area on a side surface of the first area, and wherein a ratio of a first content percentage of the first filler and a first content percentage of the second filler in the first area is different from a ratio of a second content percentage of the first filler and a second content percentage of the second filler in the second area.
    Type: Application
    Filed: July 1, 2024
    Publication date: June 26, 2025
    Inventor: DAE HYUN KIM
  • Patent number: 12342664
    Abstract: A light emitting element having a shape extending in a direction includes a first semiconductor layer and a second semiconductor layer, an active layer between the first and second semiconductor layers, a first electrode layer on a second surface opposite to a first surface of the first semiconductor layer facing the active layer, a second electrode layer on a second surface opposite to a first surface of the second semiconductor layer facing the active layer, and an insulating film surrounding a side surface of the active layer, a side surface of the first electrode layer, and a side surface of the second electrode layer, wherein a first area including the insulating film adjacent to a side surface of the active layer has a thickness larger than a thickness of a second area including the insulating film adjacent to a side surface of the first electrode layer.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: June 24, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Geun Lee, Dong Uk Kim, Dae Hyun Kim, Se Young Kim, Hyun Min Cho, Hyung Rae Cha
  • Publication number: 20250200306
    Abstract: Provided are method and apparatus for writing and reproducing a multimedia service using a tag in order to provide an intuitive interface for a user using a multimedia service. The method includes selecting a multimedia service to be written; generating tag information identifying the selected multimedia service; and writing the generated tag information to a tag. Accordingly, multimedia service information and content information can be stored in a tag by being written to tag information using a common format, and thus the user can later execute a service operation by easily writing information of a desired service operation to a tag and then simply connecting the tag to a tag reading device.
    Type: Application
    Filed: January 17, 2025
    Publication date: June 19, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Pil-seung YANG, Kuk-hyun HAN, Hark-joon KIM, Bo-hyun KYUNG, Myoung-soon CHOI, Dae-Hyun KIM, Sang-jun HAN, Bo-mi KIM
  • Patent number: 12331352
    Abstract: This invention provides a process for sequencing nucleic acids using 3? modified deoxynucleotide analogues or 3? modified deoxyinosine triphosphate analogues, and 3? modified dideoxynucleotide analogues having a detectable marker attached thereto.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: June 17, 2025
    Assignee: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
    Inventors: Jingyue Ju, Dae Hyun Kim, Jia Guo, Qinglin Meng, Zengmin Li, Huanyan Cao
  • Publication number: 20250187562
    Abstract: In an electronic device including a memory that stores computer-executable instructions, and at least one processor that accesses the memory and execute the instructions, the at least one processor identifies, from a third-party autonomous driving module, at least one of a software version of the third-party autonomous driving module or identification information of the third-party autonomous driving module, or any combination thereof, outputs a test scenario related to autonomous driving based on a certificate of the third-party autonomous driving module being verified as at least one of the software version or the identification information, or any combination thereof is transmitted to a certificate management server, and is configured to perform routing of a gateway of the third-party autonomous driving module and the vehicle based on the test scenario and a control signal of the third-party autonomous driving module corresponding to the test scenario.
    Type: Application
    Filed: June 5, 2024
    Publication date: June 12, 2025
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation
    Inventor: Dae Hyun KIM
  • Patent number: 12324312
    Abstract: A display device may include: a base layer including a display area and a non-display area; and a plurality of pixels provided on the display area, and each including a plurality of sub-pixels. Each of the sub-pixels may include a pixel circuit layer, and a display element layer including an emission area formed to emit light, and a non-emission area provided around a perimeter of the emission area. The display element layer may include: a partition wall provided on the emission area of each of the sub-pixels; a bank provided on the non-emission area of each sub-pixel, and disposed on a surface equal to a surface on which the partition wall is disposed; a first electrode and a second electrode provided on the partition wall and spaced apart from each other; and at least one light emitting element provided between the first and second electrodes in the emission area of each sub-pixel, and configured to emit the light.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: June 3, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae Hyun Kim, Veidhes Basrur, Xinxing Li, Tae Jin Kong, Hee Keun Lee, Hyun Min Cho, Keun Kyu Song, Jin Oh Kwag
  • Patent number: 12315915
    Abstract: The invention provides a positive electrode material for lithium ion batteries, comprising a lithium transition metal-based oxide powder having a general formula Li1+a ((Niz(Ni0.5Mn0.5)y Cox)1?kAk)1?aO2, wherein A is a dopant, with ?0.025?a?0.025, 0.15?x?0.22, 0.42?z?0.52, 1.075<z/y<1.300, x+y+z=1 and k?0.01. Different embodiments provide the following features: the lithium transition metal-based oxide powder has a carbon content ?1000 ppm or even ?400 ppm; the lithium transition metal-based oxide powder has a sulfur content between 0.05 and 1.0 wt %; a dopant A is Zr, and the powder further comprises up to 1 wt % of a coating comprising a boron compound and WO3.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: May 27, 2025
    Assignees: UMICORE, UMICORE KOREA LTD.
    Inventors: Jihye Kim, Jens Paulsen, Areum Park, Dae-Hyun Kim, Hee-Sung Gil
  • Publication number: 20250166563
    Abstract: A display device includes a display panel including a plurality of pixels, each of the plurality of pixels having a light-emitting element that emits light based on current that corresponds to a data voltage, and a timing controller configured to set level of a supply voltage of the display panel for displaying input image data, set an automatic current limit (ACL) value of the display panel based on the level of the supply voltage, and adjust a luminance gain of the input image data based on the ACL value to generate the data voltage.
    Type: Application
    Filed: October 8, 2024
    Publication date: May 22, 2025
    Inventors: Yong Kyu Park, Dae Hyun Kim
  • Patent number: 12300766
    Abstract: A display device includes at least one pixel; at least one electrode spaced apart from each other in each of the at least one pixel; and at least one light-emitting element disposed between the at least one electrode, wherein the at least one electrode include at least one inner electrode disposed adjacent to the center of each of the at least one pixel; and at least one outer electrode spaced apart from each of the at least one inner electrode, a distance between the central portion of the at least one pixel and the at least one outer electrode is greater than a distance between the central portion of the at least one pixel and the inner electrode, and a width of the at least one inner electrode is different from a width of the at least one outer electrode.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: May 13, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Dae Hyun Kim, Won Hee Nam, Ki Sun Jang, Hyun Min Cho
  • Patent number: 12300806
    Abstract: A bimodal lithium transition metal oxide based powder mixture comprises a first and a second lithium transition metal oxide based powder. The first powder comprises particles of a material A comprising the elements Li, a transition metal based composition M and oxygen. The first powder has a particle size distribution characterized by a (D90?D10)/D50?1.5. The second powder comprises a material B having single crystal particles, said particles having a general formula Li+bN??bO2, wherein ?0.03?b?0.10, and N?=NixM?yCozEd, wherein 0.30?x?0.92, 0.05?y?0.40, 0.05?z?0.40 and 0?d?0.10, wherein M? is one or both of Mn or Al, and E is a dopant different from M?. The first powder has an average particle size D50 between 10 and 40 ?m. The second powder has a D50 between 2 and 4.5 ?m. The weight ratio of the second powder in the mixture is between 15 and 60 wt %.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: May 13, 2025
    Assignees: Umicore, Umicore Korea Ltd.
    Inventors: Dae-Hyun Kim, Jens Paulsen, Shinichi Kumakura, YuRi Lee, Liang Zhu, TaeHyeon Yang
  • Patent number: 12300769
    Abstract: A light emitting element includes: a first semiconductor layer and a second semiconductor layer; an active layer between the first semiconductor layer and the second semiconductor layer; an insulating film around side surfaces of at least the active layer; and a wavelength conversion material on at least a portion of the insulating film, wherein light emitted to the outside and light emitted from the active layer have different central wavelength bands.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: May 13, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Je Won Yoo, Dae Hyun Kim, Xin Xing Li, Bek Hyun Lim
  • Publication number: 20250151490
    Abstract: A pixel may include first and second areas sectioned from each other in a first direction; 1-1-th to 4-1-th electrodes successively arranged in the first area in a second direction intersecting the first direction; 1-2-th to 4-2-th electrodes successively arranged in the second area in the second direction; light emitting elements disposed between two adjacent electrodes of the 1-1-th to 4-1-th electrodes of the first area; light emitting elements disposed between two adjacent electrodes of the 1-2-th to 4-2-th electrodes of the second area; a first conductive pattern disposed in the first area, and electrically connecting the 2-1-th and 3-1-th electrodes; a second conductive pattern disposed over the first and second areas, and electrically connecting the 4-1-th electrode of the first area with the 1-2-th electrode of the second area; and a third conductive pattern disposed in the second area and electrically connecting the 2-2-th and 3-2-th electrodes.
    Type: Application
    Filed: January 13, 2025
    Publication date: May 8, 2025
    Applicant: SAMSUNG DISPLAY CO., Ltd.
    Inventors: Xinxing LI, Dae Hyun KIM, Hee Keun LEE
  • Patent number: 12289975
    Abstract: A display device may include a first sub-pixel including a first light emitting element disposed in a first sub-pixel area of a substrate, a second sub-pixel including a second light emitting element disposed in a second sub-pixel area located in a first direction with respect to the first sub-pixel area of the substrate, a bank layer disposed between the first and second sub-pixels, a first color filter pattern disposed on the first sub-pixel and the bank layer, and a second color filter pattern disposed on the second sub-pixel and the bank layer. The first light emitting element may emit light having a first color. The second light emitting element may emit light having a second color. The first color filter pattern and the second color filter pattern may at least partially overlap each other on the bank layer.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 29, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae Jin Kong, Hyun Min Cho, Dae Hyun Kim, Su Mi Moon, Xinxing Li, Hee Keun Lee