Patents by Inventor Hyuck Lee
Hyuck Lee 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: 20250031320Abstract: A display device includes: a display panel including first and second surfaces, which are opposite to each other, an elastic member disposed on the first surface, a first rigid member disposed on the elastic member, and a panel support member disposed on the second surface, wherein the first rigid member includes at least one of polyethylene terephthalate (PET), polyimide, and ultra-thin glass (UTG), and the elastic member includes at least one of a dilatant, polyether block amide (PEBA), and thermoplastic polyurethane (TPU).Type: ApplicationFiled: February 17, 2024Publication date: January 23, 2025Inventors: Ju Yeop SEONG, Jong Hyuck KIM, Man Sik MYUNG, Sung June PARK, Hee Kwon LEE, Jae Soo JANG, Jae Won JEONG, Sung Chul CHOI
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Patent number: 12207523Abstract: A transparent touch display apparatus includes a light-emitting device on an emission area of a device substrate and a touch electrode on a transmission area of the device substrate. The light-emitting device includes a first electrode, a light-emitting layer and a second electrode. The touch electrode includes the same material as the second electrode. An encapsulating element is disposed on the light-emitting device and the touch electrode. An over-coat layer is disposed between the device substrate and the light-emitting device, and between the device substrate and the touch electrode. A first link wire electrically connected to the second electrode of the light-emitting device and a second link wire electrically connected to the touch electrode are disposed between the device substrate and the over-coat layer.Type: GrantFiled: December 22, 2021Date of Patent: January 21, 2025Assignee: LG Display Co., Ltd.Inventors: Hwi Deuk Lee, Yang Sik Lee, Se Eung Lee, Sang Hyuck Bae
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Publication number: 20250023475Abstract: One example discloses a switching regulator circuit, comprising: a power supply input (Vin); a voltage reference (Vref); a power output (Vout); a high-side switch coupled between the power supply input (Vin) and the power output (Vout); a low-side switch coupled between a ground reference (GND) and the power output (Vout); a driver circuit coupled to the high-side switch and the low-side switch; a low-power comparator (COMP1) coupled to receive the voltage reference (Vref) and the power output (Vout); a high-power comparator (COMP2) having a first input and a second input; wherein the first input is coupled to a compensation capacitor (CC) and a first switch (SW1); wherein the second input is coupled to a current sense ramp; wherein the current sense ramp is coupled to the power output (Vout).Type: ApplicationFiled: July 13, 2023Publication date: January 16, 2025Inventors: Jang Hyuck Lee, Seongnam Kim
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Publication number: 20240393829Abstract: A display device includes: a display module; a plate positioned on a rear surface of the display module; and a digitizer positioned on a rear surface of the plate. The plate includes a first layer, a second layer, and a third layer each including carbon fiber reinforced plastic, and a fiber area weight (FAW) of the second layer is 100 g/m2 to 150 g/m2.Type: ApplicationFiled: July 31, 2024Publication date: November 28, 2024Inventors: Hong Kwan LEE, Yong Hyuck LEE, Hyun Jun CHO, Sohra HAN
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Publication number: 20240380305Abstract: A switch control circuit and switch control method are provided. The switch control circuit and switch control method compensate an error of a load current that occurs because of the changing of a slope of an inductor current based on the increase and decrease of an input voltage. The switch control circuit includes a current compensation device that adjusts a gate on time based on a RC resistor and a control signal that senses a gate terminal of a control switch. The current compensation device compensates an error that occurs due to a signal delay to a gate terminal by increasing or decreasing a reference voltage or a sensing voltage, according to an increase or a decrease of an input voltage.Type: ApplicationFiled: July 19, 2024Publication date: November 14, 2024Applicant: Magnachip Mixed-Signal, Ltd.Inventors: Jang Hyuck LEE, Joo Han YOON
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Publication number: 20240353070Abstract: A valve assembly for controlling charging and discharging of a fuel prevents a high pressure charging pressure from being applied to a solenoid valve during fuel charging. The valve assembly includes a transfer flow passage composed of: a charging/discharging flow passage; a charging flow passage branched from the charging/discharging flow passage and connected to a storage tank; and a discharging flow passage branched from the charging/discharging flow passage and connected to the storage tank. Further, the valve assembly includes a first check valve configured to prevent backflow of the fuel transferred along the charging flow passage; a solenoid valve configured to open or close the discharging flow passage to regulate flow of the fuel; a second check valve configured to prevent backflow of the fuel transferred along the discharging flow passage; and a metering valve configured to control a flow rate of the fuel transferred along the discharging flow passage.Type: ApplicationFiled: September 26, 2023Publication date: October 24, 2024Inventors: Eui-Dong Roh, Jung-Tae Kim, Ji-Yong Lee, Seung-Beom Lee, Kwang-Yeol Jeong, Ha-Na Kim, Jea-Hyuck Lee, Sang-Ho Lee
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Publication number: 20240355450Abstract: A method for providing a feedback on a surgical outcome by a computer includes dividing, by the computer, actual surgical data obtained in an actual surgical process into a plurality of detailed surgical operations to obtain actual surgical cue sheet data composed of the plurality of detailed surgical operations, obtaining, by the computer, reference cue sheet data about the actual surgery, and comparing, by the computer, the actual surgical cue sheet data with the reference cue sheet data, and providing, by the computer, the feedback based on the comparison result.Type: ApplicationFiled: July 3, 2024Publication date: October 24, 2024Applicants: HUTOM INC., UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIVERSITYInventors: Jong Hyuck LEE, Woo Jin HYUNG, Hoon Mo YANG, Ho Seung KIM
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Patent number: 12126074Abstract: Disclosed is an electronic device. The electronic device according to an embodiment includes an antenna element including at least a portion of a housing of the electronic device and configured to resonate in a first frequency band, a conductive plate electrically connected with the antenna element, positioned within the housing, and configured to resonate in the first frequency band or in a second frequency band higher than the first frequency band, a filter circuit electrically connected with the conductive plate and having a pass band in the second frequency band, and a conductive member electrically connected with the conductive plate through the filter circuit and configured to resonate in the second frequency band. Moreover, various embodiment found through the disclosure are possible.Type: GrantFiled: November 22, 2023Date of Patent: October 22, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Jong Hyuck Lee, Hae Yeon Kim, Se Hyun Park
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Publication number: 20240340000Abstract: A current leakage limit circuit connected to a circuit with current leakage and a leakage compensation circuit includes a first current mirror with a first transistor and a second transistor and a current source connected to the first transistor. The second transistor is connected between the circuit and the leakage compensation circuit and limits a compensation current flowing between the circuit and the leakage compensation circuit. The current flowing from the current source through the first transistor limits the current flowing through the second transistor.Type: ApplicationFiled: April 5, 2023Publication date: October 10, 2024Inventors: Jang Hyuck Lee, Jin Hui Lee
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Patent number: 12085983Abstract: A display device includes: a display module; a plate positioned on a rear surface of the display module; and a digitizer positioned on a rear surface of the plate. The plate includes a first layer, a second layer, and a third layer each including carbon fiber reinforced plastic, and a fiber area weight (FAW) of the second layer is 100 g/m2 to 150 g/m2.Type: GrantFiled: June 3, 2022Date of Patent: September 10, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hong Kwan Lee, Yong Hyuck Lee, Hyun Jun Cho, Sohra Han
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Patent number: 12088186Abstract: A switch control circuit and switch control method are provided. The switch control circuit and switch control method compensate an error of a load current that occurs because of the changing of a slope of an inductor current based on the increase and decrease of an input voltage. The switch control circuit includes a current compensation device that adjusts a gate on time based on a RC resistor and a control signal that senses a gate terminal of a control switch. The current compensation device compensates an error that occurs due to a signal delay to a gate terminal by increasing or decreasing a reference voltage or a sensing voltage, according to an increase or a decrease of an input voltage.Type: GrantFiled: June 17, 2022Date of Patent: September 10, 2024Assignee: Magnachip Mixed-Signal, Ltd.Inventors: Jang Hyuck Lee, Joo Han Yoon
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Publication number: 20240260910Abstract: Hydrocephalus and shunt-related expenditures cost the US system over $2 billion dollars in annual expenses, with 125,000 shunt surgeries per year and an untreated mortality rate estimated at 50-60%. Existing diagnostics are expensive, inaccurate, and often harmful or invasive, and can lead to unnecessary admissions, further testing, or needless surgery. Collaborative efforts between Northwestern materials engineers headed by Dr. John Rogers alongside the leadership of neurological surgeons at Northwestern Memorial Hospital and Lurie Children's Hospital have produced and validated a noninvasive, thermal biosensor capable of diagnosing ventricular shunt malfunction.Type: ApplicationFiled: April 12, 2024Publication date: August 8, 2024Inventors: John A. Rogers, Siddharth Krishnan, Tyler R. Ray, Amit B. Ayer, Philipp Gutruf, Jonathan T. Reeder, Kun Hyuck Lee, Chun-Ju Su
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Publication number: 20240266512Abstract: A method for producing a positive electrode active material process which can minimize deterioration, occurring in a washing process, on the surface of a positive electrode active material and effectively control residual lithium. The method includes (A) preparing a lithium transition metal oxide; and (B) mixing the lithium transition metal oxide and a washing solution, washing the mixture, and then drying the mixture, wherein the washing solution contains a phosphorus-based compound and is a basic solution, and the phosphorus-based compound is contained in the washing solution such that the amount of phosphorus is 100-1,000 ppm in weight based on the lithium transition metal oxide, and to a positive electrode active material produced by the method.Type: ApplicationFiled: August 12, 2022Publication date: August 8, 2024Applicant: LG Chem, LTD.Inventors: Min Hee Son, Hyuck Lee, Duck Gyun Mok
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Patent number: 12040071Abstract: A method for providing a feedback on a surgical outcome by a computer includes dividing, by the computer, actual surgical data obtained in an actual surgical process into a plurality of detailed surgical operations to obtain actual surgical cue sheet data composed of the plurality of detailed surgical operations, obtaining, by the computer, reference cue sheet data about the actual surgery, and comparing, by the computer, the actual surgical cue sheet data with the reference cue sheet data, and providing, by the computer, the feedback based on the comparison result.Type: GrantFiled: March 31, 2023Date of Patent: July 16, 2024Assignees: HUTOM INC., UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIV.Inventors: Jong Hyuck Lee, Woo Jin Hyung, Hoon Mo Yang, Ho Seung Kim
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Publication number: 20240230857Abstract: An optical device includes a light receiving element for detecting light reflected and transmitted from a subject; a voltage part for providing a first bias voltage or a second bias voltage to the light receiving element; and a controller for controlling the voltage part so that the second bias voltage provided from the voltage part is synchronized with a light output of a light emitting part to be provided to the light receiving element.Type: ApplicationFiled: March 26, 2024Publication date: July 11, 2024Applicant: LG INNOTEK CO., LTD.Inventors: Chang Hyuck LEE, Lee Im KANG, Ji Sung KIM, Yang Hyun JOO
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Publication number: 20240222848Abstract: Disclosed is an electronic device. The electronic device according to an embodiment includes an antenna element including at least a portion of a housing of the electronic device and configured to resonate in a first frequency band, a conductive plate electrically connected with the antenna element, positioned within the housing, and configured to resonate in the first frequency band or in a second frequency band higher than the first frequency band, a filter circuit electrically connected with the conductive plate and having a pass band in the second frequency band, and a conductive member electrically connected with the conductive plate through the filter circuit and configured to resonate in the second frequency band. Moreover, various embodiment found through the disclosure are possible.Type: ApplicationFiled: November 22, 2023Publication date: July 4, 2024Inventors: Jong Hyuck LEE, Hae Yeon KIM, Se Hyun PARK
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Publication number: 20240182325Abstract: A method of preparing a positive electrode active material and a positive electrode active material prepared by the same are disclosed herein. The method is capable of reducing an amount of a water-washing solution used, minimizing surface deterioration of the positive electrode active material, and effectively controlling residual lithium. In some embodiments, a method includes: performing a first water-washing of a lithium transition metal oxide in a first water-washing solution, performing a first filtering to separate the lithium transition metal oxide from the first water-washing solution, and performing, concurrently, a second water-washing and a second filtering of the lithium transition metal oxide with a second water-washing solution using a filtering device capable of concurrently water-washing and filtering, wherein the second water-washing solution is in an amount of 10 parts by weight to 50 parts by weight with respect to 100 parts by weight of the first water-washing solution.Type: ApplicationFiled: March 25, 2022Publication date: June 6, 2024Applicant: LG Chem, Ltd.Inventors: Duck Gyun Mok, Hyuck Lee, No Woo Kwak, Min Hee Son
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Publication number: 20240181915Abstract: A control box for charging includes: a first connector connected to a supply cable having a plug, which is connected to an external power source, at a first end, and having a plurality of connection pins; and a control board having a first switch mounted therein and configured to control the first switch in a first state such that an input signal is transmitted to an output terminal of the control box when power is supplied in a first mode in which a signal is input from the first connector. In particular, the control board is configured to control the first switch in a second state to transmit and receive signals to and from a vehicle connected to the output terminal when power is supplied in a second mode in which a signal is not input from the first connector.Type: ApplicationFiled: May 16, 2023Publication date: June 6, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Kyungshin Corp.Inventors: Yun Jae Jung, Jeong Woo Hwang, Hyuck Lee, Su Ji Choi
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Publication number: 20240177611Abstract: Various embodiments of the present disclosure relate to a vehicle that includes a plurality of sensors configured to obtain surrounding environment information and a processor operatively coupled to the plurality of sensors. The processor is configured to generate a plurality of images reflecting dynamic characteristics according to a type of a surrounding object based on the surrounding environment information, and determine a collision avoidance trajectory for avoiding collision with the surrounding object based on the plurality of images reflecting dynamic characteristics according to the type of the surrounding object.Type: ApplicationFiled: November 22, 2023Publication date: May 30, 2024Inventors: Jong Hyuck Lee, Jong Sung Park, Young Bin Min, Chan Jong Jang, Bong Sob Song, Ji Min Lee, Sung Woo Lee
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Publication number: 20240174223Abstract: Various embodiments of the present disclosure relate to a vehicle for avoiding collisions and a method of operating the vehicle. In an embodiment, a vehicle for avoiding a collision can include a plurality of sensors configured to obtain surrounding environment information and a processor operatively connected to the plurality of sensors. The processor can determine whether a line of a driving lane is at least partially detected based on line detection information included in the surrounding environment information, determine a maximum lateral movement distance for in-lane collision avoidance based on a position of the line when the line is at least partially detected, and determine the maximum lateral movement distance for in-lane collision avoidance based on a preset value when the line is not detected.Type: ApplicationFiled: November 21, 2023Publication date: May 30, 2024Inventors: Jong Sung Park, Young Bin Min, Jong Hyuck Lee, Chan Jong Jang, Bong Sob Song, Ji Min Lee, Sung Woo Lee