Patents by Inventor Sik YOON

Sik YOON 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: 20240141231
    Abstract: A semiconductor nanocrystal including an anion of an inorganic metal salt and a first organic ligand bound to a surface of the semiconductor nanocrystal, wherein the first organic ligand includes a substituted or unsubstituted C6 to C30 aromatic ring group and a carboxylate, a substituted or unsubstituted C3 to C30 aromatic hetero cyclic group and a carboxylate, or a combination thereof.
    Type: Application
    Filed: December 11, 2023
    Publication date: May 2, 2024
    Inventors: Kwanghee KIM, Tae Hyung KIM, Hongkyu SEO, Won Sik YOON, Jaeyong LEE, Eun Joo JANG, Oul CHO
  • Patent number: 11974477
    Abstract: A display device includes a display panel including a display area, a driving circuit area, a driving wire area, and a sealing area. The display panel includes a first substrate, a plurality of light-emitting devices disposed on the first substrate in the display area, a gate driver disposed on the first substrate in the driving circuit area and supplying a signal for driving the light-emitting device, a plurality of wires disposed on the first substrate in the driving wire area and transmitting a clock signal to the gate driver, and an organic structure disposed on the first substrate in the driving wire area, the plurality of wires include a scan clock signal wire for transmitting a scan clock signal, and a sensing clock signal wire for transmitting a sensing clock signal, and the scan clock signal wire and the sensing clock signal wire do not overlap the organic structure.
    Type: Grant
    Filed: April 6, 2023
    Date of Patent: April 30, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Il Hun Seo, Joo Sun Yoon, Woo Sik Jun, Yun-Mo Chung
  • Publication number: 20240135863
    Abstract: A display device includes a display unit including pixels connected to data lines and scan lines, first and second temperature sensors for sensing first and second temperatures of the display unit, a data driver configured to generate a data signal configured to be supplied to the data lines using output data, and attached to a first printed circuit board configured to be fixed to a rear surface of the display unit, a timing controller configured to generate the output data using input data, and attached to a second printed circuit board configured to be fixed to the rear surface of the display unit, and a storage having a temperature weight table including a weight corresponding to the first and second temperatures and a plurality of temperature tables including temperature information of the display unit corresponding to an attachment position of the second printed circuit board.
    Type: Application
    Filed: July 13, 2023
    Publication date: April 25, 2024
    Inventors: Won Jin SEO, Tae Wan KIM, Hwa An SUNG, Hyun Sik YOON, Jeong Ah LEE, Dae Ho HWANG
  • Publication number: 20240132105
    Abstract: There is provided a cooperative driving control method based on a vehicle security status. The cooperative driving method according to an embodiment includes: identifying a security status of a cooperative driving target vehicle; determining a cooperative driving strategy according to the identified security status; and controlling driving according to the determined cooperative driving strategy. Accordingly, cooperative driving may be performed or excluded based on a security status of a target vehicle, so that an accident may be prevented from being caused by cooperative driving with a problematic vehicle, and safety of a driver and an occupant may be guaranteed.
    Type: Application
    Filed: September 20, 2023
    Publication date: April 25, 2024
    Applicant: Korea Electronics Technology Institute
    Inventors: Dae Kyo SHIN, Ki Taeg LIM, Pu Sik PARK, Han Gyun JUNG, Sang Hun YOON, Soo Hyun JANG, Seong Hyun JANG, Jun Hyek JANG, Byoung Man AN
  • Patent number: 11964594
    Abstract: A device for preventing rotation of a vehicle seat rail is described. The device prevents an upper rail on the center side of a vehicle from rotating when a forward load is applied to a vehicle seat, thereby preventing a lock plate from being fractured due to rotation of the upper rail.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: April 23, 2024
    Assignee: HYUNDAI TRANSYS INC.
    Inventors: Hwa Young Mun, Kyeong Ju Kim, Cheol Hwan Yoon, Jung Bin Lee, Jun Sik Hwang
  • Patent number: 11965471
    Abstract: A method and apparatus for controlling a vehicle are disclosed. The method comprises acquiring an acceleration of a front wheel and a rear wheel, determining that the front wheel is passing a bump of a road in response to determining that the acceleration of the front wheel is outside an acceleration range and fluctuates in the range wider than the acceleration range within a first maximum time period, determining that the rear wheel is passing the bump in response to determining that the acceleration of the rear wheel is outside the acceleration range and fluctuates in the range wider than the acceleration range within a second maximum time period, and in response to determining that the front wheel has passed the bump and the rear wheel is passing the bump, controlling a drive unit of the vehicle.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: April 23, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Yung Sik Choi, Kyoung Jun Yoon
  • Patent number: 11963403
    Abstract: A display device includes a first substrate. A transistor is disposed on the first substrate. A light-emitting element is connected to the transistor. An insulating layer is disposed between the transistor and the light-emitting element. A second substrate at least partially overlaps the first substrate. A color conversion layer is disposed on the second substrate. The insulating layer includes a first insulating layer and a second insulating layer. A distance between the first insulating layer and the first substrate is less than a distance between the second insulating layer and the first substrate. The first insulating layer includes a light blocking material.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hyun Park, Joo Sun Yoon, Woo Sik Jun, Yun-Mo Chung
  • Patent number: 11963376
    Abstract: A light emitting device includes: a first electrode and a second electrode facing each other, an emissive layer disposed between the first electrode and the second electrode and including a quantum dot, an electron auxiliary layer disposed between the emissive layer and the second electrode and including a plurality of nanoparticles, and a polymer layer between a portion of the second electrode and the electron auxiliary layer, wherein the nanoparticles include a metal oxide including zinc, wherein the second electrode has a first surface facing a surface of the electron auxiliary layer and a second surface opposite to the first surface, and the polymer layer is disposed on a portion of the second surface and a portion of the surface of the electron auxiliary layer, and wherein the polymer layer includes a polymerization product of a thiol compound and an unsaturated compound having at least two carbon-carbon unsaturated bonds.
    Type: Grant
    Filed: September 14, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Ho Kim, Won Sik Yoon, Jeong Hee Lee, Eun Joo Jang, Oul Cho
  • Publication number: 20240115545
    Abstract: The present invention relates to a pharmaceutical composition containing ?-lapachone as an active ingredient for prevention or treatment of cholestatic liver disease, and can provide agents for effectively preventing and treating cholestatic liver disease.
    Type: Application
    Filed: October 6, 2021
    Publication date: April 11, 2024
    Applicant: CUROME BIOSCIENCES CO., LTD.
    Inventors: Joo Seog YOON, Kang Sik SEO, Jeong Su HAN, Sung Je MOON, Jung Hoon LEE, Soo Bin YOON
  • Patent number: 11957046
    Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Moon Gyu Han, Dae Young Chung, Kwanghee Kim, Eun Joo Jang, Chan Su Kim, Kun Su Park, Won Sik Yoon
  • Patent number: 11942762
    Abstract: A surface-emitting laser device according to an embodiment comprises: a first electrode; a substrate arranged on the first electrode; a first reflection layer arranged on the substrate; an active region arranged on the first reflection layer and including a cavity; an opening region arranged on the active region and including an aperture and an insulation region; a second reflection layer arranged on the opening region; a second electrode arranged on the second reflection layer; and a delta doping layer arranged in the opening region. The thickness of the insulation region becomes thinner in the direction of the aperture, and the delta doping layer can be arranged at the aperture.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: March 26, 2024
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Jeong Sik Lee, Sang Heon Han, Keun Uk Park, Yeo Jae Yoon
  • Publication number: 20240097220
    Abstract: A method for manufacturing a battery cell for evaluating a lithium precipitation behavior includes: an electrode assembly preparation step of preparing an electrode assembly to which an overhang region, where a positive electrode protrudes from a negative electrode, is introduced; a battery cell preparation step of preparing a battery cell by accommodating the electrode assembly in a first pouch, injecting an electrolyte solution thereto, and sealing the first pouch; a secondary sealing step of accommodating the battery cell in a second pouch and secondary-sealing the second pouch; a second pouch removing step of performing formation for the secondary-sealed battery cell and removing the second pouch; a gas pocket unit removing step of degassing and re-sealing the battery cell, from which the second pouch has been removed, and removing a gas pocket unit of the first pouch; and a completion step of accommodating the battery cell.
    Type: Application
    Filed: January 20, 2021
    Publication date: March 21, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Suk Woo LEE, Han Young LEE, Dong Sik YOON
  • Patent number: 11934615
    Abstract: The present disclosure relates to a touch power management circuit and a touch driving system comprising the same, and more particularly, relates to a touch power management circuit to generate signals required for a touch driving by using voltage sources different in a pen touch driving period and a finger touch driving period in order to reduce power consumption of a display device and a touch driving system comprising the touch power management circuit.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: March 19, 2024
    Assignee: LX SEMICON CO., LTD.
    Inventors: Seong Sik Yoon, Seong Wha Hong
  • Patent number: 11925043
    Abstract: A quantum dot light-emitting device including first electrode and a second electrode, a quantum dot layer between the first electrode and the second electrode, a first electron transport layer and a second electron layer disposed between the quantum dot layer and the second electrode. The second electron transport layer is disposed between the quantum dot layer and the first electron transport layer, wherein each of the first electron transport layer and the second electron transport layer includes an inorganic material. A lowest unoccupied molecular orbital energy level of the second electron transport layer is shallower than a lowest unoccupied molecular orbital energy level of the first electron transport layer, and a lowest unoccupied molecular orbital energy level of the quantum dot layer is shallower than a lowest unoccupied molecular orbital energy level of the second electron transport layer. An electronic device including the quantum dot light-emitting device.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Moon Gyu Han, Heejae Lee, Eun Joo Jang, Tae Ho Kim, Kun Su Park, Won Sik Yoon, Hyo Sook Jang
  • Patent number: 11925044
    Abstract: A light emitting device includes: a first electrode and a second electrode facing each other, an emissive layer disposed between the first electrode and the second electrode and including a quantum dot, an electron auxiliary layer disposed between the emissive layer and the second electrode and including a plurality of nanoparticles, and a polymer layer between a portion of the second electrode and the electron auxiliary layer, wherein the nanoparticles include a metal oxide including zinc, wherein the second electrode has a first surface facing a surface of the electron auxiliary layer and a second surface opposite to the first surface, and the polymer layer is disposed on a portion of the second surface and a portion of the surface of the electron auxiliary layer, and wherein the polymer layer includes a polymerization product of a thiol compound and an unsaturated compound having at least two carbon-carbon unsaturated bonds.
    Type: Grant
    Filed: September 14, 2022
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Ho Kim, Won Sik Yoon, Jeong Hee Lee, Eun Joo Jang, Oul Cho
  • Patent number: 11924988
    Abstract: A display apparatus including a display and a supporter. The supporter being mounted on the display and configured to support the display and rotate the display module between a first position and a second position. The supporter including a drive motor, a first gear, and a detection sensor. The drive motor configured to supply a driving force to rotate the display. The first gear configured to rotate together with the display by receiving the driving force from the drive motor. The detection sensor configured to detect a rotation amount of a second gear configured to rotate in with the first gear.
    Type: Grant
    Filed: December 23, 2022
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Yong Choi, Young Chul Kim, Ji Su Kim, Hun Sung Kim, Sung Yong Park, Jin Soo Shin, Dae Sik Yoon, Yong Yeon Hwang
  • Publication number: 20240067065
    Abstract: Provided is a duct docking device for a ventilation seat of a vehicle. The duct docking device enables air to be easily blown to a seatback and a seat cushion with a passenger in a seat using only one blower by enabling a seatback duct mounted at the seatback and a seat cushion duct mounted at the seat cushion to be hermetically docked through a connector duct, etc. at an unfolded position of the seatback in which a passenger can sit, and by enabling the seatback duct mounted at the seatback and the seat cushion duct mounted at the seat cushion to be separated from each other at a folded position of the seatback in consideration of that there is no passenger in the seat.
    Type: Application
    Filed: December 21, 2022
    Publication date: February 29, 2024
    Inventors: Deok Soo Lim, Sang Hark Lee, Sang Soo Lee, Jung Sang You, Sang Do Park, Chan Ho Jung, Gun Chu Park, Gi Tae Jo, Jin Sik Kim, Hee Dong Yoon, Ho Sub Lim, Jae Hyun Park
  • Patent number: 11917841
    Abstract: A light-emitting device including a first electrode, a second electrode, and a light-emitting film disposed between the first electrode and the second electrode, and a method of producing the device. The light-emitting film includes a fluorine-containing organic salt, and quantum dots that do not include cadmium, lead, or a combination thereof, and the fluorine-containing organic salt includes a substituted or unsubstituted C1 to C30 hydrocarbon group, a non-metallic element, fluorine, and at least one of boron or phosphorus, and the non-metallic element includes carbon, nitrogen, oxygen, phosphorus, sulfur, or selenium.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jaejun Chang, Kwanghee Kim, Won Sik Yoon, Eun Joo Jang, Oul Cho
  • Patent number: 11912915
    Abstract: The present invention relates to a phosphine precursor for the preparation of a quantum dot, and a quantum dot prepared therefrom. Using the phosphine precursor for the preparation of a quantum dot of the present invention, a quantum dot with improved luminous efficiency and higher luminous color purity can be provided.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: February 27, 2024
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Hee Il Chae, Jeong Ho Park, Kyung Sil Yoon, Ju-Sik Kang, Yu Mi Chang, Nam-Choul Yang, Jae Kyun Park, Song Lee
  • Publication number: 20240065018
    Abstract: Light emitting device, method of manufacturing the light emitting device, and display device including the light emitting device are disclosed. The light emitting device includes a first electrode and a second electrode each having a surface opposite the other, a light emitting layer including quantum dots that is disposed between the first electrode and the second electrode, and an electron auxiliary layer disposed between the light emitting layer and the second electrode, wherein the electron auxiliary layer includes metal oxide nanoparticles including an anion of an organic acid bound to a surface of the metal oxide nanoparticle.
    Type: Application
    Filed: October 31, 2023
    Publication date: February 22, 2024
    Inventors: Hongkyu SEO, Kwanghee KIM, Eun Joo JANG, Won Sik YOON, Tae Hyung KIM, Tae Ho KIM