Patents by Inventor Sang-In BAE

Sang-In BAE 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: 12020921
    Abstract: An ultraviolet emitting device according to the present disclosure includes a lamp for mounting a discharge gas and an ultraviolet emission source therein, and a plurality of yarns formed by extending and aggregating carbon nanotubes in a first direction, and includes a first electrode at least partially exposed to the discharge gas within the lamp. Accordingly, electron emission efficiency of the first electrode is improved to achieve high efficiency, and durability is also improved to provide a long-life device.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: June 25, 2024
    Assignee: AweXome Ray, Inc.
    Inventors: Keun Soo Jeong, Young Bae Kim, Sang Hyuk Ha, Seung Woo Yi, Hong Soo Choi, Se Hoon Gihm
  • Patent number: 12021563
    Abstract: A highly integrated multi-channel optical module is provided. The optical module includes an optical source device mounted on a substrate by an optical source mount unit, a waveguide mounted on the substrate by a waveguide mount unit, a lens mount unit disposed between the optical source device and the waveguide and mounted on the substrate, and a lens unit fixed to the lens mount unit by an adhesive cured by ultraviolet (UV) parallel light, wherein a light path of the UV parallel light is formed in the lens mount unit by a reflector attached on a side surface of the lens mount unit, and the UV parallel light moves along the light path and cures the adhesive coated on an upper portion of the lens mount unit facing a lower end portion of the lens unit.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: June 25, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hae Chung Kang, Eun Kyu Kang, Jong Jin Lee, Sang Jin Kwon, Won Bae Kwon, Dae Seon Kim, Dae Woong Moon, Soo Yong Jung, Gye Sul Cho
  • Patent number: 12019373
    Abstract: The present disclosure can provide a photosensitive resin composition, film, and electronic device having excellent high-resolution patterning at low light intensity, excellent pattern adhesion, fine patterning, and excellent cured film properties.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: June 25, 2024
    Assignee: DUKSAN TECHOPIA CO. LTD.
    Inventors: Dae Won Lee, Chung Youl Yoo, Sun Hee Heo, Yong Jeong Jo, Jun Hwan Kim, Sang Yeob Ahn, Seul Ki Lee, Jun Ki Kim, Jun Bae
  • Patent number: 12006312
    Abstract: Disclosed is a benzazole derivative having a heteroaryl group, wherein the benzazole derivative having the heteroaryl group is represented by Chemical Formula 1. Also disclosed is an organic electroluminescence device including an organic layer containing the benzazole derivative having the heteroaryl group: wherein, each of Z1, X1, X2, X3, Ar1, Ar2, Ar3, m1, m2 and q is the same as defined in the specification.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: June 11, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Daewon Ryu, Dohan Kim, Hyeseung Kang, Sang Bae Han, Seong-Shik Moon, Kyousic Kim
  • Patent number: 12008197
    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: Grant
    Filed: January 26, 2023
    Date of Patent: June 11, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung Bae Kim, Sang Kook Kim, Tae Joon Kim, Jae Hyun Park, Ji Yeong Lee, Hyun Wook Cho
  • Patent number: 12002606
    Abstract: A ferrite core according to an embodiment of the present invention includes a plurality of grains including Mn at 30 to 40 mol %, Zn at 5 to 15 mol %, and Fe at 50 to 60 mol %, and a plurality of grain boundaries disposed between the plurality of grains, wherein the plurality of grains and the plurality of grain boundaries include Co, Ni, SiO2, CaO, and Ta2O5, content of the Co and the Ni in the plurality of grains is two or more times higher than content of the Co and the Ni in the plurality of grain boundaries, content of the SiO2, the CaO, and the Ta2O5 in the plurality of grain boundaries is two or more times higher than content of the SiO2, the CaO, and the Ta2O5 in the plurality of grains, a magnetic permeability is 3000 or more, and a core loss is 800 or less.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: June 4, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hyun Ji Lee, Jai Hoon Yeom, Sung Hoon Kim, Seok Bae, Sang Won Lee
  • Patent number: 11993866
    Abstract: The present invention relates to a fiber-nanowire composite-based sheet having super-amphiphilic characteristics. In the present invention, fibers including metal nanoparticles or metal oxide nanoparticles embedded in the fibers or located on the surface of the fibers are synthesized, and a sheet based on a composite in which metal nanowires or metal oxide nanowires have been grown from the above fibers is provided. A sheet of the present invention has super-amphiphilic characteristics and can be used in various fields such as the antibacterial filter field, the antibacterial film field, the antiviral filter field, the antiviral film field, the antifouling coating field, the drug delivery vehicle field, or the water treatment filter field.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: May 28, 2024
    Assignee: Korea University Research and Business Foundation
    Inventors: Young Keun Kim, Jung Bae Kim, Sang Won Byun, Bum Chul Park, Young Jun Ju
  • Publication number: 20240165540
    Abstract: Provided is a filter for an oil control robot, wherein the filter installed in the oil control robot to filter oil and the filter is formed of hydrophilic nanofibers that absorb water and oil, discharge water, and filter oil.
    Type: Application
    Filed: October 16, 2023
    Publication date: May 23, 2024
    Inventors: Sungmin BAE, Gi Sung Kwon, Sang Hoon Han
  • Patent number: 11990615
    Abstract: A cathode active material for a lithium secondary battery includes a lithium-transition metal composite oxide particle having a lattice strain (?) of 0.18 or less, which is calculated by applying Williamson-Hall method defined by Equation 1 to XRD peaks measured through XRD analysis, and having an XRD peak intensity ratio of 8.9% or less, which is defined by Equation 2. By controlling the lattice strain and XRD peak intensity ratio of the lithium-transition metal composite oxide particle, a lithium secondary battery with improved life-span characteristics as well as output characteristics is provided.
    Type: Grant
    Filed: March 7, 2023
    Date of Patent: May 21, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Sang Han Lee, Min Gu Kang, Jeong Bae Yoon, Yong Hyun Cho
  • Patent number: 11983343
    Abstract: A display device includes a substrate. A plurality of sensing electrodes is on the substrate. A first touch insulating layer is disposed above the plurality of sensing electrodes. A plurality of driving electrodes is disposed on an upper surface of the first touch insulating layer. The plurality of driving electrodes receives a touch driving signal. A touch driving circuit sensing a change amount of mutual capacitance is formed between the plurality of driving electrodes and the plurality of sensing electrodes by the plurality of sensing electrodes. The first touch insulating layer includes an organic material.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung Bae Kim, Sang Kook Kim, Tae Joon Kim
  • Patent number: 11981659
    Abstract: The present invention relates to novel mesylate salt of N-(5-(4-(4-((dimethylamino)methyl)-3-phenyl-1H-pyrazol-1-yl)pyrimidine-2-ylamino)-4-methoxy-2-morpholinophenyl)acrylamide, a novel crystalline form thereof, and a process for preparing the same. More specifically, the present invention relates to mesylate salt of N-(5-(4-(4-((dimethylamino)methyl)-3-phenyl-1H-pyrazol-1-yl)pyrimidine-2-ylamino)-4-methoxy-2-morpholinophenyl)acrylamide, which is excellent in stability, solubility, and bioavailability when it is administered not only alone but also in combination with other drugs and which has a high purity, a crystalline form thereof, and a process for preparing the same.
    Type: Grant
    Filed: March 17, 2022
    Date of Patent: May 14, 2024
    Assignee: Yuhan Corporation
    Inventors: Sang Ho Oh, Jong Gyun Kim, Se-Woong Oh, Tae Dong Han, Soo Yong Chung, Seong Ran Lee, Kyeong Bae Kim, Young Sung Lee, Woo Seob Shin, Hyun Ju, Jeong Ki Kang, Su Min Park, Dong Kyun Kim
  • Publication number: 20240154197
    Abstract: In a method for recovering an active metal of a lithium secondary battery, positive electrode active material particles including a lithium-transition metal oxide is prepared. The positive active material particles are treated by reduction. The reduction-treated positive active particles are subjected to ultrasonic dispersion and hydration. The hydrated transition metal slurry is recovered. The recovery rate of lithium and transition metal can be increased by disaggregation through ultrasonic dispersion.
    Type: Application
    Filed: December 15, 2021
    Publication date: May 9, 2024
    Inventors: Hyeon Bae HA, Hyeon Jung KIM, Sang Ki KIM, Wan Gi KIM
  • Publication number: 20240150924
    Abstract: A method for removing ferric ions contained in a sulfate-based iron electroplating solution comprises a step of regeneration for reduction of the ferric ions by circulating a ferric ion-containing sulfate-based iron electroplating solution in a solution bath containing ferrous metal charged therein, wherein the ferrous metal is charged in an amount that satisfies the following formula (1): S?0.01 Iconv/Cmax (1). In formula (1), S indicates a total surface (m2) of ferrous metal, Cmax indicates a maximum permissible ion concentration level (g/L) of the ferric ions in the solution, and Iconv indicates, as represented by the following formula (2), converted current (A) obtained by dividing the sum of current (I) applied to an electroplated cell during the plating time (tp, sec) by the regeneration time (tr, sec) for reduction of the ferric ions in an electrolyte.
    Type: Application
    Filed: March 22, 2021
    Publication date: May 9, 2024
    Applicant: POSCO CO., LTD
    Inventors: Jin-Ho Jung, Won-Hwi Lee, Kkoch-Nim Oh, Sang-Bae Lim
  • Publication number: 20240146419
    Abstract: An optical transmitter, an optical receiver, a method of operating the optical transmitter, and a method of operating the optical receiver are provided. The optical transmitter includes a light source configured to output laser light, an intensity modulator configured to provide a pulse signal with a predetermined period using the laser light, an in-phase and quadrature (I/Q) modulator configured to generate a coherent modulated signal applying an I/Q signal to the pulse signal with the predetermined period, and a polarization controller configured to delay one of polarization components forming the coherent modulated signal.
    Type: Application
    Filed: February 17, 2023
    Publication date: May 2, 2024
    Inventors: Sunghyun BAE, Sang Rok MOON, Hun Sik KANG
  • Patent number: 11973179
    Abstract: A method of manufacturing a cathode active material for a lithium secondary battery according to embodiments of the present invention includes performing a first heat treatment on a first mixture of a transition metal precursor and a lithium precursor at a first calcination temperature to obtain a preliminary lithium-transition metal composite oxide particle; and performing a second heat treatment on a second mixture obtained by adding the lithium precursor to the preliminary lithium-transition metal composite oxide particle at a second calcination temperature which is lower than the first calcination temperature to form a lithium-transition metal composite oxide particle.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: April 30, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Sang Bok Kim, Jik Soo Kim, Jeong Bae Yoon, Seung Ok Lee, Ji Hoon Choi
  • Publication number: 20240134487
    Abstract: A touch sensor includes first touch cells disposed in a first touch sensing area, the first touch cells each including a first touch pattern and a first dummy pattern, and second touch cells disposed in a second touch sensing area, the second touch cells each including a second touch pattern and a second dummy pattern. An area of a first dummy pattern area in which the first dummy pattern is disposed is greater than an area of a second dummy pattern area in which the second dummy pattern is disposed.
    Type: Application
    Filed: January 2, 2024
    Publication date: April 25, 2024
    Inventors: Hyung Bae KIM, Min Hong KIM, Sang Kook KIM, Tae Joon KIM, Jae Hyun PARK, Ji Yeong LEE, Hyun Wook CHO
  • Publication number: 20240123548
    Abstract: Embodiments relate to laser welding methods, monitoring methods, and monitoring systems for a secondary battery. A laser welding method for a secondary battery includes performing laser welding on a positive electrode base having a thin-film shape in which a plurality of positive electrode base tabs are formed at a side, a negative electrode base having a thin-film shape in which a plurality of negative electrode base tabs are formed at a side, and a thin-film multi-tab to be joined to each of the positive electrode base and the negative electrode base, a welded portion in which the multi-tab is welded with the positive electrode base and the negative electrode base being melting-joined by using a laser such that a plurality of welding spots is formed on the welded portion.
    Type: Application
    Filed: December 22, 2023
    Publication date: April 18, 2024
    Inventors: Jae Hoon ROH, Sang Hyun RYU, Myung Jun PARK, Seong Bae AN, Yong Gyu AN, Hee Dong JUNG, Jin Gyu HEO
  • Patent number: 11961775
    Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.
    Type: Grant
    Filed: November 8, 2022
    Date of Patent: April 16, 2024
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Gyu Wan Han, Won Bae Bang, Ju Hyung Lee, Min Hwa Chang, Dong Joo Park, Jin Young Khim, Jae Yun Kim, Se Hwan Hong, Seung Jae Yu, Shaun Bowers, Gi Tae Lim, Byoung Woo Cho, Myung Jea Choi, Seul Bee Lee, Sang Goo Kang, Kyung Rok Park
  • Patent number: 11955262
    Abstract: An inductor includes a first magnetic body having a toroidal shape and having a ferrite; and a second magnetic body configured to be different from the first magnetic body and including a metal ribbon, wherein the second magnetic body includes an outer magnetic body disposed on an outer circumferential surface of the first magnetic body and an inner magnetic body disposed on an inner circumferential surface of the first magnetic body, and each of the outer magnetic body and inner magnetic body is wound in a plurality of layers in a circumferential direction of the first magnetic body.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: April 9, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Mi Jin Lee, Ji Yeon Song, Yu Seon Kim, Jong Wook Lim, Seok Bae, Sang Won Lee
  • Patent number: 11935472
    Abstract: The present disclosure relates to a pixel sensing circuit which extends an operation section of an integrator by using an additional signal and allows securing a time required for a stable output of a sensing voltage.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 19, 2024
    Assignee: LX SEMICON CO., LTD.
    Inventors: Seung Hwan Ji, Sang Min Lee, Gi Baek Choi, Jung Bae Yun