Patents by Inventor Jin Hwan Choi
Jin Hwan Choi 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: 20240152851Abstract: Provided is a device for performing simulation for work schedule of a factory includes an experiment design module for generating experiment design data by selecting one or more factors from a plurality of factors included in reference information as target factors, and setting levels of the selected target factors, the reference information being an input value to a model that serves as a target of a what-if simulation experiment, and an experiment execution module for outputting an experiment execution result by executing the what-if simulation experiment for the model in parallel by using an executor including a plurality of execution engines based on the experiment design data.Type: ApplicationFiled: August 23, 2023Publication date: May 9, 2024Applicant: VMS Solutions Co. Ltd.Inventors: Won Jun LEE, Tae Jun CHOI, Goo Hwan CHUNG, Geon A KIM, Jin-Yeong JEONG
-
Publication number: 20240153175Abstract: A manufacturing system state image preprocessing device in accordance with one embodiment of the present disclosure includes: a basic image generator configured to generate a basic image that visually represents a manufacturing system state based on manufacturing system state data, wherein the basic image includes a Gantt chart; and a conditioned image generator configured to generate one or more conditioned images in which one or more sets of conditions have been applied to the basic image, wherein an output image including at least one of the basic image and the one or more conditioned images is provided as input to an artificial neural network module.Type: ApplicationFiled: November 6, 2023Publication date: May 9, 2024Applicant: VMS Solutions Co. Ltd.Inventors: Won Jun LEE, Tae Jun CHOI, Goo Hwan CHUNG, Geon A KIM, Jin-Yeong JEONG
-
LITHIUM COMPOSITE OXIDE AND POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY CONTAINING SAME
Publication number: 20240136510Abstract: A positive electrode active material including a first lithium composite oxide particle including a secondary particle formed by aggregation of one or more primary particles, and a coating oxide occupying at least a part of at least one of surfaces of the secondary particle, grain boundaries between the primary particles, or surfaces of the primary particles, the positive electrode active material satisfying an equation of 1.3?a/b?3.0, wherein a represents a max peak intensity at 2theta=44.75° to 44.80° and b represents a max peak intensity at 2theta=45.3° to 45.6° in X-ray diffraction (XRD) analysis using Cu K? radiation.Type: ApplicationFiled: May 21, 2023Publication date: April 25, 2024Inventors: Yu Gyeong CHUN, Moon Ho CHOI, Yoon Young CHOI, Jong Seung SHIN, Yong Hwan GWON, Jin Ho BAE, Ji Won KIM, Sang Hyeok KIM -
Patent number: 11961775Abstract: 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: GrantFiled: November 8, 2022Date of Patent: April 16, 2024Assignee: 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: 11963439Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure, it is possible to produce an organic electroluminescent device having improved driving voltage, power efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.Type: GrantFiled: August 24, 2022Date of Patent: April 16, 2024Assignee: Rohm and Haas Electronic Materials Korea Ltd.Inventors: Eun-Joung Choi, Young-Kwang Kim, Su-Hyun Lee, So-Young Jung, YeJin Jeon, Hong-Se Oh, Dong-Hyung Lee, Jin-Man Kim, Hyun-Woo Kang, Mi-Ja Lee, Hee-Ryong Kang, Hyo-Nim Shin, Jeong-Hwan Jeon, Sang-Hee Cho
-
Patent number: 11955124Abstract: An example electronic device includes a housing; a touchscreen display; a microphone; at least one speaker; a button disposed on a portion of the housing or set to be displayed on the touchscreen display; a wireless communication circuit; a processor; and a memory. When a user interface is not displayed on the touchscreen display, the electronic device enables a user to receive a user input through the button, receives user speech through the microphone, and then provides data on the user speech to an external server. An instruction for performing a task is received from the server. When the user interface is displayed on the touchscreen display, the electronic device enables the user to receive the user input through the button, receives user speech through the microphone, and then provides data on the user speech to the external server.Type: GrantFiled: January 10, 2022Date of Patent: April 9, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-Ki Kang, Jang-Seok Seo, Kook-Tae Choi, Hyun-Woo Kang, Jin-Yeol Kim, Chae-Hwan Li, Kyung-Tae Kim, Dong-Ho Jang, Min-Kyung Hwang
-
Patent number: 11940849Abstract: A display device includes a display module, a module support disposed below the display module, and a housing which receives the display module and the module support. The module support includes: a support layer disposed below the display module, and a plurality of support bars disposed in the support layer and having a modulus greater than a modulus of the support layer.Type: GrantFiled: December 11, 2019Date of Patent: March 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Hwan Choi, Hayk Khachatryan, Hyunwoo Koo, Dongwon Choi, Taewoong Kim
-
Publication number: 20240092060Abstract: Provided is an unconstrained vibration damping metal sheet with foam pores. The unconstrained vibration damping metal sheet of the present invention comprises: a metal sheet; an organic-inorganic pretreatment layer containing an acrylic resin formed on the metal sheet; and a foam resin layer formed on the pretreatment layer, the foam resin layer containing, based on weight % thereof, a thermoplastic polyvinyl chloride resin: 40-80%, a plasticizer: 5-40%, a foaming agent: 0.1-10%, an oxide-based crosslinker: 1-4%, and spherical silica: 1-10%.Type: ApplicationFiled: November 30, 2021Publication date: March 21, 2024Applicant: POSCO Co., LtdInventors: Jin-Tae Kim, Dae-Gyu Kang, Yang-Ho Choi, Jung-Hwan Lee
-
Patent number: 11937476Abstract: A display device comprises a substrate; a circuit array layer comprising pixel drivers, data lines, first dummy lines, and second dummy lines; and a light emitting array layer. The display area comprises middle, first side, and second side regions. The data lines comprise first, second, and third data lines disposed in the middle, first side, and second side regions, respectively. The first dummy lines comprise a first data detour line disposed in the first side region and adjacent to a part of the second data line, and auxiliary lines. The second dummy lines comprise a second data detour line configured to connect the first data detour line to the third data line, and additional lines. The auxiliary lines comprise a bias auxiliary line to which a bias power is applied; and a second power auxiliary line to which a second power is applied.Type: GrantFiled: May 4, 2023Date of Patent: March 19, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jin Sung An, Sung Ho Kim, Yong Jae Kim, Yun Hwan Park, Yoon Jee Shin, Sug Woo Jung, Hyun Wook Choi
-
Publication number: 20240080228Abstract: A data receiving device may include a dummy stage block. The dummy stage block may include m dummy stages, wherein m is a natural number greater than or equal to two. Each of the m dummy stages may be configured to remove inter-symbol interference (ISI) from a dummy input signal using dummy coefficient information to generate a dummy output signal free of the ISI. Each of the m dummy stages may be further configured to output the dummy output signal. A normal stage block may include n normal stages, wherein n is a natural number greater than or equal to two. Each of the n normal stages may be configured to remove ISI from an input signal using coefficient information to generate an output signal free of the ISI and may be further configured to output the output signal.Type: ApplicationFiled: April 13, 2023Publication date: March 7, 2024Inventors: Jin Ook JUNG, Jae Woo PARK, Myoung Bo KWAK, Young Min KU, Kyoung Jun ROH, Jung Hwan CHOI
-
Publication number: 20240074074Abstract: A rollable display device including: a support module; a display module disposed on the support module and including a display area and a non-display area adjacent to the display area; and a resin layer disposed between the support module and the display module, the display module including a display panel including a plurality of pixels, the support module including: a plurality of support bars extending in a first direction and arranged in a second direction crossing the first direction, wherein the support bars are spaced apart from each other; and a plurality of hinges disposed between the support bars and coupled with the support bars disposed adjacent thereto, and wherein each of the support bars is rotatably coupled with the hinges with respect to a driving axis extending in the first direction and the driving axis penetrates the display panel when viewed in a cross-section.Type: ApplicationFiled: November 7, 2023Publication date: February 29, 2024Inventors: Jin Hwan CHOI, Beomjin KIM, Jonghwa LEE, Dongwon CHOI, Taewoong KIM
-
Publication number: 20240067668Abstract: The present invention relates to a heteroaryl derivative compound and a use thereof. Since the heteroaryl derivative of the present invention exhibits excellent inhibitory activity against EGFR, the heteroaryl derivative can be usefully used as a therapeutic agent for EGFR-associated diseases.Type: ApplicationFiled: December 29, 2021Publication date: February 29, 2024Inventors: Yi Kyung Ko, Ah Reum Han, Jin Hee Park, Yeong Deok Lee, Hye Rim Im, Kyun Eun Kim, Dong Keun Hwang, Su Been Nam, Myung Hoe Heo, Se Rin Cho, Eun Hwa Ko, Sung Hwan Kim, Hwan Geun Choi
-
Publication number: 20240074165Abstract: A semiconductor device comprises a substrate including first and second regions; a plurality of conductive line structures disposed over the substrate; a plurality of conductive contact plugs formed between the conductive line structures disposed over the first region of the substrate; and a plurality of dummy dielectric plugs disposed over the second region of the substrate.Type: ApplicationFiled: April 3, 2023Publication date: February 29, 2024Inventors: Dae Won KIM, Yu Ri KIM, Tae Kyun KIM, Jin Hwan JEON, Dong Goo CHOI, Ri CHOI
-
Patent number: 11892879Abstract: A rollable display device includes a rollable display and a first protection film disposed on a first surface of the rollable display. The first protection film extends beyond a first display edge of the rollable display. The rollable display device further includes a second protection film disposed on a second surface of the rollable display facing the first surface of the rollable display. The second protection film extends beyond the first display edge of the rollable display. The rollable display device additionally includes a first adhesive layer disposed between the rollable display and the first protection film. The rollable display device further includes second adhesive layer disposed between the rollable display and the second protection film, and a first adhesion part disposed adjacent to the first display edge of the rollable display and between the first protection film and the second protection film.Type: GrantFiled: July 19, 2021Date of Patent: February 6, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae An Seo, Min-Sung Kim, Jung Hun Lee, Jin Hwan Choi
-
Publication number: 20240015904Abstract: This display device may comprise: a display panel; a stress control layer which is disposed on the rear surface of the display panel and includes an auxetic structure having a negative Poisson's ratio; and a support layer which is disposed under the stress control layer and supports the display panel.Type: ApplicationFiled: January 18, 2021Publication date: January 11, 2024Inventors: Jin Hwan CHOI, Taewoong KIM, Jong-Hyun AHN, Heechang SHIN, Minwoo CHOI, Luhing HU
-
Patent number: 11849551Abstract: A rollable display device including: a support module; a display module disposed on the support module and including a display area and a non-display area adjacent to the display area; and a resin layer disposed between the support module and the display module, the display module including a display panel including a plurality of pixels, the support module including: a plurality of support bars extending in a first direction and arranged in a second direction crossing the first direction, wherein the support bars are spaced apart from each other; and a plurality of hinges disposed between the support bars and coupled with the support bars disposed adjacent thereto, and wherein each of the support bars is rotatably coupled with the hinges with respect to a driving axis extending in the first direction and the driving axis penetrates the display panel when viewed in a cross-section.Type: GrantFiled: November 29, 2021Date of Patent: December 19, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Hwan Choi, Beomjin Kim, Jonghwa Lee, Dongwon Choi, Taewoong Kim
-
Patent number: 11842659Abstract: A display apparatus according to an embodiment of the present invention includes a display unit having flexibility, at least one roller extending in a first direction to wind or unwind the display unit, a plurality of joints extending along an edge region of the display unit, and a housing in which the display unit, the roller, and the joints are accommodated and into/from which the display unit and the joints are inserted and withdrawn, wherein the display unit includes a display panel having flexibility and in which a display area displaying an image is changed as the display unit is wound around or unwound from the roller, a protective film disposed above the display panel, and a support panel disposed below the display panel.Type: GrantFiled: October 19, 2018Date of Patent: December 12, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hayk Khachatryan, Hyunwoo Koo, Taewoong Kim, Jeongho Kim, Hyungsik Kim, Dongwon Choi, Jin Hwan Choi
-
Patent number: 11833806Abstract: A display device includes a display panel; a supporter disposed on a surface of the display panel; and an adhesive layer disposed between the supporter and the display panel, wherein the supporter includes metal layers spaced apart from each other; and a cushion layer surrounding the metal layers, the adhesive layer includes a first area overlapping the metal layers in a vertical direction to the display panel; and a second area not overlapping the metal layers in the vertical direction to the display panel, and a modulus of the second area of the adhesive layer is larger than a modulus of the first area of the adhesive layer.Type: GrantFiled: August 10, 2021Date of Patent: December 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dong Won Choi, Beon Jin Kim, Jin Hwan Choi, Tae Woong Kim, Jong Hwa Lee
-
Publication number: 20230359245Abstract: A display apparatus includes a first roller and a second roller each rolling about a rolling axis extending along a first direction and spaced apart from each other in a second direction crossing the first direction, a display panel connected to the first roller, and a support connected to the second roller and disposed on a rear surface of the display panel to support the display panel. A hole passing through the support is defined in the support, the support includes an end part surrounding a portion of the hole and extending along the first direction and a side part extending along the second direction from the end part, and the end part is convex toward the display panel in a cross section.Type: ApplicationFiled: April 25, 2023Publication date: November 9, 2023Inventors: JAEHO AHN, BEOMJIN KIM, TAEWOONG KIM, SANGJUN LEE, JIN HWAN CHOI
-
Publication number: 20230315155Abstract: A display apparatus includes a display panel rollable around a rolling axis extending in a first direction and a support member disposed below the display panel. The support member includes a base part, support bars each extending in the first direction, arranged in a second direction crossing the first direction, and coupled to the base part, and a protruding part including a first support portion and a second support portion, each of which is disposed below the base part and extends in the second direction. The first support portion overlaps at least a portion of first ends of the support bars, and the second support portion overlaps at least a portion of second ends of the support bars, which are spaced apart from the first ends in the first direction.Type: ApplicationFiled: January 9, 2023Publication date: October 5, 2023Inventors: Jaeho AHN, Taewoong KIM, Jin Hwan CHOI