Patents by Inventor Sang-Jin Jeon
Sang-Jin Jeon 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).
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Patent number: 11961822Abstract: A display device includes a substrate including a plurality of emission areas respectively corresponding to a plurality of subpixels for displaying an image, a plurality of light emitting elements respectively located in the plurality of emission areas of a first surface of the substrate and respectively corresponding to the plurality of subpixels, a first planarization layer on the first surface of the substrate and covering the plurality of light emitting elements, and an array layer on the first planarization layer.Type: GrantFiled: December 7, 2022Date of Patent: April 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hyun Joon Kim, Jung Hwan Hwang, Kye Uk Lee, Sang Jin Jeon
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Patent number: 11952649Abstract: A stainless steel with a yield strength of 2,200 MPa or more is disclosed through the generation of the strain-induced martensite phase and the increase of the martensite phase strength. A high strength stainless steel according to an embodiment of present disclosure includes, in percent (%) by weight of the entire composition, C: 0.14 to 0.20%, Si: 0.8 to 1.0%, Mn: more than 0 and 0.5% or less, Cr: 15.0 to 17.0%, Ni: 4.0 to 5.0%, Mo: 0.6 to 0.8%, Cu: 0.5% or less, N: 0.05 to 0.11%, the remainder of iron (Fe) and other inevitable impurities, and C+N: 0.25% or more and Md30 value satisfies 40° C. or more.Type: GrantFiled: August 23, 2019Date of Patent: April 9, 2024Assignee: POSCO CO., LTDInventors: Jong Jin Jeon, Mi-Nam Park, Sang Seok Kim
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Publication number: 20240114778Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.Type: ApplicationFiled: August 14, 2023Publication date: April 4, 2024Inventors: So-Young JUNG, Hyo-Nim SHIN, Seung-Hyun YOON, Hyun-Ju KANG, Ye-Jin JEON, Tae-Jun HAN, Mi-Ja LEE, Dong-Gil KIM, Sang-Hee CHO
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Publication number: 20240112626Abstract: A display device includes a scan write line, a PWM emission line, a PAM emission line, a sweep signal line, a first data line, a second data line, and a subpixel connected thereto, and including a light emitting element, a first pixel driver to supply a control current to a node according to the first data voltage in response to the PWM emission signal, a second pixel driver to generate a driving current according to the second data voltage in response to the PWM emission signal, and a third pixel driver to supply the driving current to the light emitting element according to the PAM emission signal and a voltage of the node, wherein the PWM emission signal includes a plurality of PWM pulses, the PAM emission signal includes a plurality of PAM pulses, and a number of the PWM pulses is greater than a number of the PAM pulses.Type: ApplicationFiled: December 4, 2023Publication date: April 4, 2024Inventors: Jung Hwan HWANG, Hyun Joon KIM, Kye Uk LEE, Sang Jin JEON, Jun Ki JEONG
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Publication number: 20240099354Abstract: A system for manufacturing edible food products according to the present disclosure includes a first food ingredient supply apparatus configured to separate a single sheet of a first food ingredient from a first food ingredient stack including a plurality of stacked first food ingredients and supply the single sheet of first food ingredient, a second food ingredient supply apparatus configured to separate a single sheet of a second food ingredient from a second food ingredient stack including a plurality of stacked second food ingredients and supply the single sheet of second food ingredient, and a pressing device configured to form an edible food product by pressing a semi-finished product formed by seating the supplied single sheet of the first food ingredient on the supplied single sheet of the second food ingredient.Type: ApplicationFiled: December 28, 2021Publication date: March 28, 2024Applicant: CJ CHEILJEDANG CORPORATIONInventors: Duk Jin CHANG, Min Soo LIM, Seung Yong KIM, Yong Ho JEON, Sang Oh KIM, Myoung Il KWAK, Jong Hwa LEE
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Publication number: 20240101369Abstract: An apparatus for supplying food ingredients according to the present disclosure includes a food ingredient lifting part configured to separate and move upward a food ingredient stack from a food ingredient cassette on which food ingredients including a plurality of stacked food ingredients are seated, a food ingredient separation part configured to suck and move upward a single sheet of a food ingredient from the food ingredient stack moved upward by the food ingredient lifting part, and a horizontal movement part configured to transfer forward the single sheet of the food ingredient moved upward by the food ingredient separation part.Type: ApplicationFiled: December 28, 2021Publication date: March 28, 2024Applicant: CJ CHEILJEDANG CORPORATIONInventors: Duk Jin CHANG, Min Soo LIM, Seung Yong KIM, Yong Ho JEON, Sang Oh KIM, Myoung Il KWAK, Jong Hwa LEE
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Publication number: 20240083059Abstract: A cutting apparatus according to the present disclosure includes a cutting roller including a cutting body having a cylindrical shape and configured to rotate about an axis defined in a leftward/rightward direction, and cutting blades protruding outward in a radial direction of the cutting body further than a surface of the cutting body to cut an edible food product provided in a forward/rearward direction, and a cutting base part disposed at a position facing the cutting roller based on the edible food product to support the edible food product to be cut by the cutting roller.Type: ApplicationFiled: December 28, 2021Publication date: March 14, 2024Applicants: CJ CHEILJEDANG CORPORATION, CJ SEAFOOD CORPORATION, GREEN TECHNOLOGY CO., LTD.Inventors: Duk Jin CHANG, Min Soo LIM, Seung Yong KIM, Yong Ho JEON, Sang Oh KIM, Myoung Il KWAK, Jong Hwa LEE
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Publication number: 20240071299Abstract: A display device includes connection lines, pulse amplitude modulation (PAM) data lines configured to receive pulse width modulation (PWM) data voltages, PWM data lines configured to receive the PWM data voltages, a first connection control line configured to receive a first connection control signal, a second connection control line configured to receive a second connection control signal, subpixels connected to the PWM data lines and the PAM data lines, and a first demultiplexer (demux) unit configured to connect the connection lines to the PAM data lines or to the PWM data lines according to the first connection control signal and the second connection control signal.Type: ApplicationFiled: October 30, 2023Publication date: February 29, 2024Inventors: Jung Hwan HWANG, Hyun Joon KIM, Kye Uk LEE, Jun Ki JEONG, Sang Jin JEON
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Publication number: 20230394193Abstract: A system and method for predicting the physical properties of a multilayer material are provided. The system and method can predict physical properties such as a coefficient of thermal expansion and coefficient of water expansion of the multilayer material, and a warpage of the multilayer material when developing the multilayer material.Type: ApplicationFiled: August 22, 2022Publication date: December 7, 2023Applicant: LG Chem, Ltd.Inventors: Sung Nam Moon, Hyun Tae Kim, Sang Jin Jeon, Jin Mi Jung, Jin Uk Choi, Dam Hyeok Im
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Patent number: 11837156Abstract: A display device includes a scan write line, a PWM emission line, a PAM emission line, a sweep signal line, a first data line, a second data line, and a subpixel connected thereto, and including a light emitting element, a first pixel driver to supply a control current to a node according to the first data voltage in response to the PWM emission signal, a second pixel driver to generate a driving current according to the second data voltage in response to the PWM emission signal, and a third pixel driver to supply the driving current to the light emitting element according to the PAM emission signal and a voltage of the node, wherein the PWM emission signal includes a plurality of PWM pulses, the PAM emission signal includes a plurality of PAM pulses, and a number of the PWM pulses is greater than a number of the PAM pulses.Type: GrantFiled: June 17, 2022Date of Patent: December 5, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jung Hwan Hwang, Hyun Joon Kim, Kye Uk Lee, Sang Jin Jeon, Jun Ki Jeong
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Publication number: 20230360584Abstract: A display device includes a first pixel driver connected to a sweep line, the first pixel driver generating a control current based on a first data voltage, a second pixel driver connected to a scan control line, the second pixel driver generating a driving current based on a second data voltage and controlling a period for which the driving current flows, based on the control current, and a light-emitting element connected to the second pixel driver to receive the driving current. The first pixel driver includes a first transistor generating the control current based on the first data voltage, a second transistor providing the first data voltage to a first electrode of the first transistor based on a scan write signal, and a first capacitor including a first capacitor electrode connected to a gate electrode of the first transistor, and a second capacitor electrode connected to the sweep line.Type: ApplicationFiled: July 17, 2023Publication date: November 9, 2023Inventors: Jung Hwan HWANG, Hyun Joon KIM, Kye Uk LEE, Sang Jin JEON, Jun Ki JEONG
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Patent number: 11804172Abstract: A display device includes connection lines, pulse amplitude modulation (PAM) data lines configured to receive pulse width modulation (PWM) data voltages, PWM data lines configured to receive the PWM data voltages, a first connection control line configured to receive a first connection control signal, a second connection control line configured to receive a second connection control signal, subpixels connected to the PWM data lines and the PAM data lines, and a first demultiplexer (demux) unit configured to connect the connection lines to the PAM data lines or to the PWM data lines according to the first connection control signal and the second connection control signal.Type: GrantFiled: September 9, 2022Date of Patent: October 31, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jung Hwan Hwang, Hyun Joon Kim, Kye Uk Lee, Jun Ki Jeong, Sang Jin Jeon
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Publication number: 20230334195Abstract: The present technology relates to a system and method for predicting the physical properties of a multilayer material, and the system and method may predict physical properties such as the elastic modulus, shear modulus, and Poisson's ratio of an entire laminate when a multilayer material having a laminated structure is developed, and may predict not only the homogenized robustness of the entire laminate of the multilayer material, but also the stress and strain of each layer at the time of occurrence of external forces including expansion stress considering environmental factors such as a temperature change or a humidity change are generated.Type: ApplicationFiled: August 22, 2022Publication date: October 19, 2023Applicant: LG Chem, Ltd.Inventors: Sung Nam Moon, Hyun Tae Kim, Sang Jin Jeon, Jin Mi Jung, Jin Uk Choi, Dam Hyeok Im
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Patent number: 11765939Abstract: A display device includes a substrate; an active pattern disposed on the substrate; a first insulating layer; a first conductive layer disposed on the first insulating layer and having a driving gate electrode; a second insulating layer; a second conductive layer disposed on the second insulating layer and having a first storage electrode; a third insulating layer; a third conductive layer disposed on the third insulating layer and having a second storage electrode; and a light-emitting element disposed on the third conductive layer, wherein the second storage electrode overlaps the first storage electrode via the third insulating layer to form a first capacitor, the first storage electrode overlaps the driving gate electrode via the second insulating layer to form a second capacitor, and the driving gate electrode, the first storage electrode, and the second storage electrode at least partially overlap each other.Type: GrantFiled: November 20, 2020Date of Patent: September 19, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sang Jin Jeon, Cheol-Gon Lee, Sang-Uk Lim
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Publication number: 20230268474Abstract: A display device including a substrate that includes a display area and a non-display area disposed at a side of the display area. The display area includes first through fourth areas. The fourth area includes a first sub-area adjacent to at least one of the first to third areas, and a second sub-area excluding the first sub-area. At least the second sub-area includes first pixels disposed in a first direction in a first pixel row, second pixels disposed in the first direction in a second pixel row that is a next row of the first pixel row, the second pixels spaced apart from the first pixels, a clock line extending in a second direction intersecting the first direction, and a gate driver including a first stage disposed left of the clock line in a plan view, and a second stage disposed right of the clock line in a plan view.Type: ApplicationFiled: August 26, 2022Publication date: August 24, 2023Applicant: Samsung Display Co., LTD.Inventors: Jun Ki JEONG, Hyun Joon KIM, Kye Uk LEE, Sang Jin JEON, Jung Hwan HWANG
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Publication number: 20230268329Abstract: A display device includes a substrate including an emission area and a non-emission area, a pixel circuit layer above the substrate, and including a transistor and a signal line in the non-emission area, and a color conversion pattern in the emission area, a light emitting element above the color conversion pattern, and electrically connected to the transistor, an insulating layer covering the light emitting element, and a pad above the insulating layer, and electrically connected to the signal line, wherein the color conversion pattern is configured to convert a wavelength band of light incident from the light emitting element.Type: ApplicationFiled: November 9, 2022Publication date: August 24, 2023Inventors: Hyun Joon KIM, Jung Hwan HWANG, Kye Uk LEE, Sang Jin JEON
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Patent number: 11732069Abstract: The present disclosure relates to a polypropylene for injection having a high content of ultra-high molecular weight and excellent rigidity, and a method for preparing the same.Type: GrantFiled: December 9, 2021Date of Patent: August 22, 2023Inventors: Seok Hwan Kim, Hyunsup Lee, Seong Min Chae, Taejin Kim, Dae Sik Hong, Sang Jin Jeon, Hee Kwang Park
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Patent number: 11730015Abstract: A display device includes a substrate; an active pattern disposed on the substrate; a first insulating layer; a first conductive layer disposed on the first insulating layer and having a driving gate electrode; a second insulating layer; a second conductive layer disposed on the second insulating layer and having a first storage electrode; a third insulating layer; a third conductive layer disposed on the third insulating layer and having a second storage electrode; and a light-emitting element disposed on the third conductive layer, wherein the second storage electrode overlaps the first storage electrode via the third insulating layer to form a first capacitor, the first storage electrode overlaps the driving gate electrode via the second insulating layer to form a second capacitor, and the driving gate electrode, the first storage electrode, and the second storage electrode at least partially overlap each other.Type: GrantFiled: November 20, 2020Date of Patent: August 15, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sang Jin Jeon, Cheol-Gon Lee, Sang-Uk Lim
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Publication number: 20230238487Abstract: A display includes a first sub-pixel that emits a first color light and a second sub-pixel that emits a second color light. The first sub-pixel includes a first anode pad electrode, a second anode pad electrode, a first cathode pad electrode, and a first light emitting element including a first sub-light emitting element disposed on the first anode pad electrode and the first cathode pad electrode, and a second sub-light emitting element disposed on the second anode pad electrode and the first cathode pad electrode. An area of the first cathode pad electrode is larger than an area of the first anode pad electrode or an area of the second anode pad electrode. The first sub-light emitting element and the second sub-light emitting element emit the first color light during different periods, and the first sub-light emitting element and the second sub-light emitting element emit a same color light.Type: ApplicationFiled: September 29, 2022Publication date: July 27, 2023Applicant: Samsung Display Co., LTD.Inventors: Jung Hwan HWANG, Hyun Joon KIM, Kye Uk LEE, Sang Jin JEON
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Publication number: 20230238372Abstract: A display device includes a pixel including a first light emitting element, a second light emitting element, and a third light emitting element that are arranged at equal distances from each other along a first direction, first pixel electrodes arranged along the first direction and contacting the first to third light emitting elements, and second pixel electrodes paired with the first pixel electrodes, arranged along the first direction, and contacting the first to third light emitting elements. Each of the first to third light emitting elements includes a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer, and includes a mesa area in which one of the first and second semiconductor layers is partially exposed by another thereof. The mesa area of the first light emitting element is in contact with one of the first pixel electrodes.Type: ApplicationFiled: November 16, 2022Publication date: July 27, 2023Inventors: Kye Uk LEE, Hyun Joon KIM, Sang Jin JEON