Patents by Inventor In-Soo Hwang
In-Soo Hwang 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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Publication number: 20240126074Abstract: The present disclosure provides a waveguide display apparatus. The waveguide waveguide display apparatus of the present disclosure is a waveguide display apparatus for correcting curved surface reflection distortion, the waveguide display apparatus including a waveguide for guiding light inputted from the outside; a first diffractive optical element disposed at the waveguide, and diffracting the light inputted from the outside to the inside of the waveguide; and a second diffractive optical element disposed at the waveguide, and diffracting the light guided by the waveguide to output a plurality of diffracted lights in a direction of a curved surface reflector located outside, wherein the second diffractive optical element has a structure of a diffraction grating corresponding to a curvature of the curved surface reflector such that the diffracted lights are reflected at different locations of the curved surface reflector in directions parallel to each other.Type: ApplicationFiled: September 30, 2022Publication date: April 18, 2024Applicant: LG Chem, Ltd.Inventors: Jae Jin Kim, Bo Ra Jung, Hye Won Hwang, Yeon Jae Yoo, Joon Young Lee, Bu Gon Shin, Min Soo Song
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Publication number: 20240120224Abstract: A semiconductor manufacturing equipment may include a process chamber for treating a substrate; a front-end module including a first transfer robot, wherein the first transfer robot may be configured to transport the substrate received in a container; a transfer chamber between the front-end module and the process chamber, wherein the transfer chamber may be configured to load or unload the substrate into or out of the process chamber; and a cassette capable of receiving a replaceable component capable of being used in the process chamber. The front-end module may include a seat plate configured to move in a sliding manner so as to retract or extend into or from the front-end module. The cassette may be configured to be loaded into the front-end module while the cassette is seated on the seat plate.Type: ApplicationFiled: September 12, 2023Publication date: April 11, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Hyuk CHOI, Beom Soo HWANG, Kong Woo LEE, Myung Ki SONG, Ja-Yul KIM, Kyu Sang LEE, Hyun Joo JEON, Nam Young CHO
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Publication number: 20240116184Abstract: An automated gas supply system includes a gas cylinder transfer unit configured to transfer a cradle in which one or more gas cylinders storing a gas therein are stored; a gas cylinder inspection unit configured to check properties of the gas stored in the gas cylinder transferred from the gas cylinder transfer unit and check whether the gas leaks from the gas cylinder; a storage queue configured to receive the gas cylinder from the gas cylinder inspection unit by a mobile robot and configured to classify and store the transferred gas cylinders according to the properties of the gas stored in the gas cylinder; and a gas cabinet configured to receive the gas cylinder from the storage queue by the mobile robot and fasten a gas pipe, which is connected to a semiconductor manufacturing process line, to a gas spray nozzle, which is disposed at one side of the received gas cylinder, to supply the gas stored in the gas cylinder to the semiconductor manufacturing process line, wherein the gas cabinet includes a residType: ApplicationFiled: December 20, 2023Publication date: April 11, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Min Sung HA, Kwang-Jun KIM, Jong Kyu KIM, Hyun-Joong KIM, Jin Ho SO, Chi-Gun AN, Ki Moon LEE, Hui Gwan LEE, Beom Soo HWANG
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Publication number: 20240113362Abstract: A pre-folding apparatus for a pouch-type battery includes: a main frame, a rib, a pusher support portion, and a pusher. The main frame includes a pair of columns and a horizontal bar configured to connect upper portions of the columns. The rib installed to be fixed across the pair of columns under the horizontal bar has a forming protrusion whose upper end is flat. The pusher support portion disposed above the rib includes a linear driving portion configured to move the pusher support portion in a vertical direction along the columns. Finally, the pusher installed at the pusher support portion is aligned with the forming protrusion.Type: ApplicationFiled: November 11, 2022Publication date: April 4, 2024Applicant: LG Energy Solution, Ltd.Inventors: Ju Hwan Baek, Jung Su Oh, Jin Soo Lee, Seung Jin Hwang
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Patent number: 11945744Abstract: Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S20); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S40); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S60); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S80); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S100).Type: GrantFiled: April 14, 2023Date of Patent: April 2, 2024Assignees: SAMSUNG ENGINEERING CO., LTD., SAMSUNG ELECTRONICS CO., LTDInventors: Seok Hwan Hong, Dae Soo Park, Seung Joon Chung, Yong Xun Jin, Jae Hyung Park, Jae Hoon Choi, Jae Dong Hwang, Jong Keun Yi, Su Hyoung Cho, Kyu Won Hwang, June Yurl Hur, Je Hun Kim, Ji Won Chun
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Publication number: 20240105963Abstract: A method for manufacturing a gas diffusion layer for a fuel cell wherein carbon nanotubes are impregnated into Korean paper, thereby enhancing electroconductivity, and a gas diffusion layer manufactured thereby. The method for manufacturing a gas diffusion layer for a fuel cell which is to manufacture a gas diffusion layer as a constituent member of a unit cell in a fuel cell, includes a support preparation step of preparing a support with Korean paper; a dispersion preparation step of dispersing a carbon substance in a solvent to form a dispersion, a coating step of coating the support with the dispersion, and a thermal treatment step of thermally treating the dispersion-coated support to fix the carbon substance to the support.Type: ApplicationFiled: March 6, 2023Publication date: March 28, 2024Inventors: Seung Tak Noh, Ji Han Lee, In Seok Lee, Jae Man Park, Won Jong Choi, Choong Hee Kim, Seong Hwang Kim, Jong Hoon Lee, Soo Jin Park, Seul Yi Lee
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Patent number: 11939173Abstract: A transportation head for a microchip transfer device capable of minimizing mechanical and chemical damage to a microchip, a microchip transfer device having same, and a transfer method thereby, and the transportation head includes a head body having a pickup area and a dummy area; a first protruding pin disposed in the pickup area of the head body; and a liquid droplet attached to the first protruding pin.Type: GrantFiled: August 23, 2019Date of Patent: March 26, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Dahl-Young Khang, Sung-Hwan Hwang, Jia Lee, Sung-Soo Yoon, Su Seok Choi, Kiseok Chang, Jeong Min Moon, Soon Shin Jung, Sungpil Ryu, Jihwan Jung
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Patent number: 11941930Abstract: Provided is a door lock. The door lock includes a door lock body installed on a door and having an opening/closing device; a memory to store a door lock identifier including a door recognition code and a door lock ID corresponding to the door recognition code; an antenna to sequentially receive a first RF signal and a second RF signal from a reader; and a control unit configured to transmit the door recognition code to the reader and configured to determine whether the door lock ID provided from the door lock management server through the reader matches the previously assigned door lock ID of the door lock identifier to control the opening/closing device.Type: GrantFiled: August 27, 2021Date of Patent: March 26, 2024Assignee: PSDLInventors: Sungwoo Chun, Deok Soo Hwang
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Publication number: 20240090840Abstract: Provided is a bio-adhesive device including an adhesive material layer, an electronic device layer, and a protective film layer to have advantages of being harmless to the human body, being naturally degraded in the body without a separate removal process, and capable of observing the movement of internal organs more closely in real time from outside the body.Type: ApplicationFiled: June 21, 2023Publication date: March 21, 2024Inventors: Dong Soo Hwang, Hyung Joon Cha, Tae Il Kim, Jung Ki Jo
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Publication number: 20240083384Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.Type: ApplicationFiled: February 3, 2023Publication date: March 14, 2024Applicants: Hyundai Motor Company, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.Inventors: Sang Soo LEE, Chan Ho JUNG, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Deok Soo LIM, Sang Do PARK, In Sun BAEK, Sin Chan YANG, Chan Ki CHO, Myung Soo LEE, Jae Yong JANG, Jun Sik HWANG, Ho Sung KANG, Hae Dong KWAK, Hyun Tak KO
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Patent number: 11927995Abstract: A display device includes a base substrate including a display area and a non-display area at a periphery of the display area; a first signal wiring on the non-display area of the base substrate and including a first wiring part and a second wiring part connected to the first wiring part; and a printed circuit board including a lead wiring on the first signal wiring. The second wiring part includes an open part passing through a surface of the second wiring part in a thickness direction, the second wiring part includes a long side extending along a first direction and a short side extending along a second direction intersecting the first direction, and a separation distance between the open part and an end of the short side of the second wiring part in the first direction is within about 0.4 times the long side of the second wiring part.Type: GrantFiled: November 16, 2021Date of Patent: March 12, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myong Soo Oh, Seung Ho Choi, Ji Hoon Hwang
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Patent number: 11924988Abstract: 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: GrantFiled: December 23, 2022Date of Patent: March 5, 2024Assignee: 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
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Patent number: 11922302Abstract: Provided are a hyperparameter optimizer and method for optimizing hyperparameters and a spiking neural network processing unit. The optimizer includes a statistical analyzer configured to receive training data and perform statistical analysis on the training data, an objective function generator configured to generate hyperparameter-specific objective functions by using a statistical analysis value of the statistical analyzer, and an optimal hyperparameter selector configured to select optimal hyperparameters according to certain rules on the basis of the hyperparameter-specific objective functions.Type: GrantFiled: November 14, 2019Date of Patent: March 5, 2024Assignee: Korea Electronics Technology InstituteInventors: Seok Hoon Jeon, Byung Soo Kim, Hee Tak Kim, Tae Ho Hwang
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Publication number: 20240071329Abstract: A display device includes a display panel, a first electrode layer on the display panel, a liquid crystal layer on the first electrode layer, a second electrode layer on the liquid crystal layer, and a lens layer on the second electrode layer. The second electrode layer includes first sensors and second sensors forming a capacitance with each other, a first period includes a first frame period and a second frame period, a first voltage level of a first voltage applied to the first electrode layer during the first frame period is less than a second voltage level applied to the first electrode layer during the second frame period, and a first average voltage level of driving signals applied to the first sensors during the first frame period is less than a second average voltage level of the driving signals during the second frame period.Type: ApplicationFiled: June 28, 2023Publication date: February 29, 2024Applicant: Samsung Display Co., LTD.Inventors: Su Jung HUH, Young Soo HWANG
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Publication number: 20240071297Abstract: A display device includes pixels connected to scan lines, control lines, data lines, and sensing lines; a scan driver configured to supply a scan signal to the scan lines and supply a control signal to the control lines; a data driver configured to supply one of an image data signal and a sensing data signal to the data lines; a sensing circuit configured to sense the characteristics based on a sensing current supplied through the sensing lines during the sensing period; and a power supply configured to supply a voltage of first power to the pixels.Type: ApplicationFiled: November 9, 2023Publication date: February 29, 2024Inventors: Young Soo HWANG, Hideo YOSHIMURA
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Patent number: 11910707Abstract: According to one or more embodiments, an organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer.Type: GrantFiled: December 23, 2016Date of Patent: February 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Myeong-Suk Kim, Sung-Wook Kim, Hwan-Hee Cho, Jin-Soo Hwang, Chang-Woong Chu
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Patent number: 11904480Abstract: An automated gas supply system includes a gas cylinder transfer unit configured to transfer a cradle in which one or more gas cylinders storing a gas therein are stored; a gas cylinder inspection unit configured to check properties of the gas stored in the gas cylinder transferred from the gas cylinder transfer unit and check whether the gas leaks from the gas cylinder; a storage queue configured to receive the gas cylinder from the gas cylinder inspection unit by a mobile robot and configured to classify and store the transferred gas cylinders according to the properties of the gas stored in the gas cylinder; and a gas cabinet configured to receive the gas cylinder from the storage queue by the mobile robot and fasten a gas pipe, which is connected to a semiconductor manufacturing process line, to a gas spray nozzle, which is disposed at one side of the received gas cylinder, to supply the gas stored in the gas cylinder to the semiconductor manufacturing process line, wherein the gas cabinet includes a residType: GrantFiled: February 7, 2022Date of Patent: February 20, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Min Sung Ha, Kwang-Jun Kim, Jong Kyu Kim, Hyun-Joong Kim, Jin Ho So, Chi-Gun An, Ki Moon Lee, Hui Gwan Lee, Beom Soo Hwang
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Patent number: 11909617Abstract: Described is a method for estimating throughput between first and second communication devices, the method comprising: determining maximum bottleneck throughput of a communication link between the first communication device and a third communication device, wherein the communication link between the first and third communication devices applies a common access network as between a communication link between the first and second communication devices; determining Round Trip Time (RTT) between the first and second communication devices; transmitting packet by applying User Datagram Protocol (UDP) from the third communication device to the first communication device; measuring packet loss rate associated with the transmitted packet by monitoring sequence number of the packet; and translating measured packet loss rate to Transmission Control Protocol (TCP) throughput according to maximum bottleneck throughput and RTT.Type: GrantFiled: January 10, 2022Date of Patent: February 20, 2024Assignee: ASSIA SPE, LLCInventors: Chan-Soo Hwang, Jeonghun Noh, Parimal Parag
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Publication number: 20240036349Abstract: A stereoscopic image display device includes a display panel that includes pixels, a polarization controller that generates a first output voltage and a second output voltage, and a polarization control layer that controls a path of light emitted by the display panel, based on the first output voltage and the second output voltage. The first output voltage has a first voltage level in a first mode, and a second voltage level that differs from the first voltage level in a second mode. The second output voltage has the first voltage level in the first mode, and has the first voltage level or a third voltage level that differs from the first and second voltage levels in the second mode.Type: ApplicationFiled: May 12, 2023Publication date: February 1, 2024Inventors: Young Soo Hwang, Su Bin Jung
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Publication number: 20240029632Abstract: A display device includes: a pixel including a light emitting element; and a sensing channel connected to a first electrode of the light emitting element by a first sensing line, and connected to a second electrode of the light emitting element by a second sensing line. The sensing channel includes: an amplifier including a first input terminal connected to the second sensing line; and a first switch which connects an output terminal of the amplifier to the first sensing line.Type: ApplicationFiled: April 17, 2023Publication date: January 25, 2024Inventors: Young Soo HWANG, SUNG-CHAN JO