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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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
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Publication number: 20240027110Abstract: The present invention provides an evaporative condenser capable of ensuring cooling performance without generating pressure loss, and provides an evaporative condenser comprising: a condensation module; a water injection module for spraying; and a blowing module, wherein the condensation module has stacked N header rows, each comprising: a first header which is disposed at one side thereof and in which a flow path is formed; and a plurality of connecting tubes for connecting the flow paths of the first header and the second header between the first header and the second header, and, here, N is a natural number greater than or equal to 2.Type: ApplicationFiled: November 26, 2021Publication date: January 25, 2024Inventors: Jae Hyun HAN, Chul Ki JEONG, Dong Keun LEE, In Soo HWANG
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Patent number: 11875733Abstract: A method of driving a display device, includes: supplying a first sensing data signal corresponding to a first grayscale, first power having a first sensing voltage, and a reference voltage to a pixel during a first sensing period; sensing a first sensing current, generated based on the first sensing voltage, from the pixel during the first sensing period; supplying a second sensing data signal corresponding to a second grayscale and different from the first sensing data signal, the first power having a second sensing voltage, and the reference voltage to the pixel during a second sensing period; sensing a second sensing current, generated based on the second sensing voltage different from the first sensing voltage, from the pixel during the second sensing period; and calculating characteristics of a driving transistor of the pixel using the first sensing current and the second sensing current.Type: GrantFiled: June 12, 2020Date of Patent: January 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young Soo Hwang, Hideo Yoshimura
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Patent number: 11871661Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 501. The organic light-emitting device including the first compound and the second compound may have low driving voltage, high efficiency, and high luminance.Type: GrantFiled: December 13, 2016Date of Patent: January 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sung-Wook Kim, Myeong-Suk Kim, Hwan-Hee Cho, Jin-Soo Hwang
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Patent number: 11863403Abstract: Described herein are systems and methods for work from home solutions according to various embodiments of the invention. These solutions accurately diagnose connectivity issue locations and severity from any, some, or all points in a network framework. Embodiments of these solutions may also use artificial intelligence and machine learning to process customer quality-of-experience (QoE) feedback and other relevant indicators. The solutions may improve network connectivity based on these measurements and processes.Type: GrantFiled: August 3, 2022Date of Patent: January 2, 2024Assignee: ASSIA SPE, LLCInventors: John M. Cioffi, Chan-Soo Hwang, Peter Joshua Silverman, Tuncay Cil, Philip Bednarz, Peter Chow, Carlos Garcia Hernandez
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Publication number: 20230422055Abstract: Presented are methods and systems for a software agent in an AP to recognize a service type used by a wireless communication station and optimize the wireless communication network's operation. Methods comprise acquiring communication status from a communication apparatus that may comprise a wireless communication station, a wireless LAN, wired LAN, and/or a broadband connection; learning a classifier that maps the acquired communication status to service types by analyzing historical communication status; and recognizing the service type of a wireless communication station by inputting a current communication status to the classifier. The recognized service type may be used to diagnose the operation of communication networks and stations coupled to the AP and to optimize the operation of such communication networks and stations.Type: ApplicationFiled: September 10, 2023Publication date: December 28, 2023Applicant: ASSIA SPE, LLCInventors: Chan-Soo Hwang, Haleema Mehmood
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Publication number: 20230413071Abstract: Presented are Ergodic Spectrum Management (ESM) systems and methods that take advantage of the presence of statistical consistencies (“ergodicity”) and correlations, such as a wireless network's average dimensional consistencies of probability distributions (in time, space, and frequency) of channel gains, to adaptively learn qualitative and quantitative network/user behavior; estimate or predict network performance; and guide locally implemented radio resource management (RRM) decisions of wireless multi-user transmissions in a manner such as to reduce interference and improve latency; connection stability; efficiency; and overall wireless performance. ESM also enhances end-users' Quality of Experience (QoE) by allowing movement across bands and regions as users/devices roam. A remote-cloud-based resource management implementation of ESM' s Learn-ed Resource Managers (LRMs) removes the need for heavy edge-computing close to radio cells.Type: ApplicationFiled: July 2, 2023Publication date: December 21, 2023Applicant: ASSIA SPE, LLCInventors: John M. CIOFFI, Chan-Soo HWANG, Kenneth J. Kerpez, Jisung Oh, Ioannis Kanellakopoulos, Peter Chow
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Patent number: 11830416Abstract: A method of driving a display device, includes: supplying a first sensing data signal corresponding to a first grayscale, first power having a first sensing voltage, and a reference voltage to a pixel during a first sensing period; sensing a first sensing current, generated based on the first sensing voltage, from the pixel during the first sensing period; supplying a second sensing data signal corresponding to a second grayscale and different from the first sensing data signal, the first power having a second sensing voltage, and the reference voltage to the pixel during a second sensing period; sensing a second sensing current, generated based on the second sensing voltage different from the first sensing voltage, from the pixel during the second sensing period; and calculating characteristics of a driving transistor of the pixel using the first sensing current and the second sensing current.Type: GrantFiled: June 12, 2020Date of Patent: November 28, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young Soo Hwang, Hideo Yoshimura
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Patent number: 11831929Abstract: Disclosed is a method by which a relay server connected to a plurality of detection cameras and at least one main camera transmits a sports relay broadcast. In particular, the method comprises: in a first detection area among detection areas respectively corresponding to the plurality of detection cameras, detecting a subject by using a first detection camera corresponding to the first detection area; controlling an image capturing position of the at least one main camera to be directed toward the first detection camera; and transmitting an image captured by the at least one main camera to a terminal.Type: GrantFiled: October 14, 2020Date of Patent: November 28, 2023Assignee: MOBILECENInventor: In Soo Hwang
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Publication number: 20230368725Abstract: A display device including a scan line extending in a first direction, a sensing scan line extending in the first direction and spaced from the scan line, a data line extending in a second direction crossing the first direction, a sensing line extending in the second direction and spaced from the data line, a sensing enable signal line extending in the second direction and spaced from the data line and the sensing line, and a sub-pixel connected to the scan line, the sensing scan line, the data line, the sensing line, and the sensing enable signal line. The sub-pixel includes a plurality of light emitting elements between a first node and a second node, a first transistor configured to supply a driving current to the first node according to a voltage of a gate electrode, and a second transistor to control a connection between the first and second nodes.Type: ApplicationFiled: May 2, 2023Publication date: November 16, 2023Inventors: Young Soo HWANG, Hyung Jin KIM
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Publication number: 20230370356Abstract: A method of determining a problem with data packet transmission speed over a first communication medium coupled between a plurality of content servers and an ISP communication device. The method comprises repeatedly measuring the data packet transmission speed over the first communication medium coupled between each of the plurality of content servers and the ISP communication device, and determining there is a problem with the data packet transmission speed over the first communication medium coupled between one of the plurality of content servers and the ISP communication device when the repeatedly measured data packet transmission speeds over the first communication medium coupled between the one of the plurality of content servers and the ISP communication device is substantially different from the repeatedly measured data packet transmission speeds over the first communication medium coupled between other of the plurality of content servers and the ISP communication device.Type: ApplicationFiled: July 15, 2023Publication date: November 16, 2023Applicant: ASSIA SPE, LLCInventors: John M. Cioffi, Christopher Fisher, Philip Bednarz, Ardavan M. Tehrani, Tuncay Cil, Lan Ke, Chan-Soo Hwang
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Patent number: 11798464Abstract: A display device includes a degradation compensator, a controller, a data driver, and a display panel. The degradation compensator generates a first fitting function and a second fitting function based on image data, generates a compensation function through a harmonic mean of the first and second fitting functions, and generates a compensation value based on the compensation function. The controller receives the compensation value, and generates input image data to which the compensation value is applied. The data driver receives the input image data to which the compensation value is applied, and converts the input image data into a data voltage. The display panel includes pixels, in which each of the pixels includes a pixel circuit which receives the data voltage and a light-emitting element electrically connected to the pixel circuit.Type: GrantFiled: August 31, 2022Date of Patent: October 24, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young-Soo Hwang, Joon-Chul Goh, Dongjoon Kwag, Hyungjin Kim, Ji-Eun Park, Jaesung Bae, Seokha Hong
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Publication number: 20230317998Abstract: A compound is represented by Formula 1 below: wherein R1 to R4 are each independently a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a fluoro-substituted alkyl group having 1 to 6 carbon atoms, or a fluorine atom, wherein at least one among R1 to R4 is a fluorine atom, A is a divalent linking group, M1 and M2 are each independently potassium or sodium, and n and m are each independently an integer of 1 to 10.Type: ApplicationFiled: November 2, 2022Publication date: October 5, 2023Applicants: HYUNDAI MOBIS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITYInventors: Pil Won HEO, Jong Myung LEE, Sung Chul LEE, Ki Hyun KIM, Byeong Seon KIM, Han Sol KO, Mi Jeong KIM, Yu Gyeong JEONG, Sean Soo HWANG
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Patent number: 11758419Abstract: Presented are methods and systems for a software agent in an AP to recognize a service type used by a wireless communication station and optimize the wireless communication network's operation. Methods comprise acquiring communication status from a communication apparatus that may comprise a wireless communication station, a wireless LAN, wired LAN, and/or a broadband connection; learning a classifier that maps the acquired communication status to service types by analyzing historical communication status; and recognizing the service type of a wireless communication station by inputting a current communication status to the classifier. The recognized service type may be used to diagnose the operation of communication networks and stations coupled to the AP and to optimize the operation of such communication networks and stations.Type: GrantFiled: January 24, 2022Date of Patent: September 12, 2023Assignee: ASSIA SPE, LLCInventors: Chan-Soo Hwang, Haleema Mehmood
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Publication number: 20230249350Abstract: 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: February 7, 2022Publication date: August 10, 2023Applicant: 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: 11705046Abstract: A data driver includes a multi-channel sample/hold circuit electrically connected between a digital-to-analog converter and a data buffer. The multi-channel sample/hold circuit includes a first sample/hold circuit connected to a first channel and a second sample/hold circuit connected to a second channel. The first sample/hold circuit performs a first drive operation and a second drive operation. The first drive operation includes sampling a data voltage as a buffer input voltage and maintaining the buffer input voltage during an nth horizontal time. The second drive operation includes outputting the buffer input voltage to an output terminal of the buffer during an (n+1)th horizontal time. The second sample/hold circuit performs the second drive operation during the nth horizontal time and performs the first drive operation during the (n+1)th horizontal time.Type: GrantFiled: September 10, 2021Date of Patent: July 18, 2023Assignees: SAMSUNG DISPLAY CO., LTD., KOREA UNIVERSITY RESEARCH & BUSINESS FOUNDATIONInventors: Young Soo Hwang, Joon Chul Goh, Oh Jo Kwon, Ki Duk Kim, Jeong Min Kim, Bong Hyun You, Hyung Min Lee, Seung Hun Choi
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Patent number: 11706118Abstract: A method of determining a problem with data packet transmission speed over a first communication medium coupled between a plurality of content servers and an ISP communication device. The method comprises repeatedly measuring the data packet transmission speed over the first communication medium coupled between each of the plurality of content servers and the ISP communication device, and determining there is a problem with the data packet transmission speed over the first communication medium coupled between one of the plurality of content servers and the ISP communication device when the repeatedly measured data packet transmission speeds over the first communication medium coupled between the one of the plurality of content servers and the ISP communication device is substantially different from the repeatedly measured data packet transmission speeds over the first communication medium coupled between other of the plurality of content servers and the ISP communication device.Type: GrantFiled: January 25, 2021Date of Patent: July 18, 2023Assignee: ASSIA SPE, LLCInventors: John M. Cioffi, Christopher Fisher, Philip Bednarz, Ardavan M. Tehrani, Tuncay Cil, Lan Ke, Chan-Soo Hwang
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Patent number: 11696499Abstract: An organic light emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, wherein the organic layer includes a first compound, a second compound, a third compound, and a fourth compound, and the first compound to the fourth compound satisfy Equations 1 to 8: E1,LUMO?E2,LUMO+0.15 electron volts (eV)??Equation 1 E1,HOMO?E2,HOMO+0.15 eV??Equation 2 E1,T1?E4,T1??Equation 3 E2,T1?E4,T1??Equation 4 E3,T1?E4,T1??Equation 5 E3,LUMO?E2,LUMO+0.1 eV??Equation 6 ?5.6 eV?E3,HOMO??Equation 7 Egap1?Egap3.Type: GrantFiled: May 4, 2020Date of Patent: July 4, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hwan-Hee Cho, Myeong-Suk Kim, Sung-Wook Kim, Se-Hun Kim, Jin-Soo Hwang