Patents by Inventor Jung-hyeon Kim
Jung-hyeon Kim 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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Adhesive protective film, optical member comprising the same and optical display comprising the same
Patent number: 11958993Abstract: Disclosed herein are an adhesive protective film, an optical member including the same, and an optical display including the same. An adhesive protective film is formed of a composition including a (meth)acrylic binder derived from a monomer mixture including: an alkyl group-containing (meth)acrylic monomer; and at least one selected from among a hydroxyl group-containing (meth)acrylic monomer, a carboxyl group-containing (meth)acrylic monomer, and a polysiloxane (meth)acrylate, the adhesive protective film having an initial peel strength of about 100 gf/inch or less and a peel strength decrease rate of about 50% or less, as calculated according to Equation 1.Type: GrantFiled: May 27, 2021Date of Patent: April 16, 2024Assignee: Samsung SDI Co., Ltd.Inventors: Irina Nam, Tae Ji Kim, Won Kim, Il Jin Kim, Jung Hyo Lee, Oh Hyeon Hwang -
Patent number: 11956426Abstract: Disclosed herein are a decoding method and apparatus and an encoding method and apparatus for deriving an intra-prediction mode. An intra-prediction mode may be derived using a method for deriving an intra-prediction mode based on a neighbor block of the target block, a method for deriving an intra-prediction mode using signaling of the intra-prediction mode of the target block, or a method for deriving an adaptive intra-prediction mode based on the type of a target slice. An MPM list may be used to derive the intra-prediction mode, and a temporal neighbor block or the like may be used to configure the MPM list.Type: GrantFiled: May 9, 2022Date of Patent: April 9, 2024Assignees: Electronics and Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace University, Industry-Academia Cooperation Group of Sejong UniversityInventors: Jin-Ho Lee, Jae-Gon Kim, Jung-Won Kang, Do-Hyeon Park, Yung-Lyul Lee, Ha-Hyun Lee, Sung-Chang Lim, Hui-Yong Kim, Ji-Hoon Do, Yong-Uk Yoon
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Publication number: 20240112864Abstract: A method of manufacturing a multilayer electronic component includes cutting a stack, in which internal electrode patterns and ceramic green sheets are alternately stacked in a stacking direction, to obtain unit chips and attaching a portion of a ceramic green sheet for a side margin portion to the unit chips in a direction, different from the stacking direction. The attaching includes attaching the portion of the ceramic green sheet to the unit chips by compression between a first elastic body on which the ceramic green sheet is disposed and the unit chips. The first elastic body includes a first elastic layer having and a second elastic layer having an elastic modulus different from the first elastic layer, and disposed between the unit chips and the first elastic layer. An elastic modulus of the first elastic body is greater than 50 MPa and less than or equal to 1000 MPa.Type: ApplicationFiled: July 10, 2023Publication date: April 4, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong PARK, Jung Tae PARK, Jong Ho LEE, Eun Jung LEE, Yong Min HONG, Jung Jin PARK, Rak Hyeon BAEK, Sun Mi KIM, Yong Ung LEE
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Publication number: 20240104195Abstract: Disclosed herein are an apparatus and method for updating an Internet-based malware detection engine using virtual machine scaling. The method may include creating a scaling group and an update group set based on a first virtual machine image, creating a second virtual machine image for a running virtual machine in response to occurrence of a snapshot event in the virtual update group run based on the first virtual machine image, modifying the scale-out image of the scaling group to the second virtual machine image, updating the scaling group by triggering a scale-out event and a scale-in event in the scaling group in response to occurrence of an update event, and modifying the scale-in image of the scaling group to the second virtual machine image.Type: ApplicationFiled: June 15, 2023Publication date: March 28, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sang-Min LEE, Ki-Jong KOO, Jung-Tae KIM, Ji-Hyeon SONG, Jong-Hyun KIM, Dae-Sung MOON
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Publication number: 20240088440Abstract: A lithium secondary battery includes a negative electrode, a positive electrode positioned opposite to the negative electrode, a separator disposed between the negative electrode and the positive electrode, and a non-aqueous electrolyte, wherein the negative electrode includes a silicon-based active material, the silicon-based active material comprises a compound represented by SiOx, wherein 0?x<2, the non-aqueous electrolyte includes a lithium salt, an organic solvent, and an additive, the additive includes a first additive and a second additive, the first additive includes a coumarin-based compound represented by Formula 1, and the second additive includes at least one of lithium fluoromalonato(difluoro)borate (LiFMDFB), lithium difluoro(oxalato)borate (LiDFOB), lithium difluorophosphate (LiDFP), or lithium difluorobis-(oxalate)phosphate (LiDFOP): wherein R and n are described herein.Type: ApplicationFiled: August 17, 2023Publication date: March 14, 2024Applicant: LG Energy Solution, Ltd.Inventors: Yoon Gyo Cho, Chul Haeng Lee, Kyung Mi Lee, Jung Min Lee, Eun Bee Kim, Su Hyeon Ji, Chul Eun Yeom, Jung Gu Han
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Patent number: 11930179Abstract: An image encoding/decoding method is provided. An image decoding method of the present invention may comprise deriving an intra-prediction mode of a current luma block, deriving an intra-prediction mode of a current chroma block based on the intra-prediction mode of the current luma block, generating a prediction block of the current chroma block based on the intra-prediction mode of the current chroma block, and the deriving of an intra-prediction mode of a current chroma block may comprise determining whether or not CCLM (Cross-Component Linear Mode) can be performed for the current chroma block.Type: GrantFiled: December 27, 2019Date of Patent: March 12, 2024Assignees: Electronics and Telecommunications Research Institute, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNI, CHIPS & MEDIA, INC, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITYInventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Yung Lyul Lee, Ji Yeon Jung, Nam Uk Kim, Myung Jun Kim, Yang Woo Kim, Dae Yeon Kim, Jae Gon Kim, Do Hyeon Park
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Patent number: 11914001Abstract: A power control device configured for diagnosing an open-circuit fault occurring in a power system of an autonomous vehicle and an open-circuit diagnosis method thereof, may include a power control switch that selectively connects or separates main power output from the first power supply and auxiliary power output from the second power supply, and a processor that determines a possibility of an open-circuit fault of a vehicle power source based on a current flowing through the power control switch and determines whether it is possible to drive an electric load with an output power of the second power supply alone and determine an open-circuit position based on an output of the first power supply when there is the possibility of the open-circuit fault.Type: GrantFiled: April 27, 2021Date of Patent: February 27, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, YURA CORPORATION CO., LTD.Inventors: Soon Myung Kwon, Jung Hyeon Bae, Hyo Geun Kwak, Sae Rom Kim, Jeong Hyun Park, Young Hoo Yoon
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Patent number: 11881166Abstract: Electroluminescent display devices and a method for driving the same are disclosed. An electroluminescent display device according to an embodiment of the present disclosure includes a display panel including a plurality of pixels emitting light according to image data, a first memory storing a stress accumulation value corresponding to the image data, and a compensation gain calculation circuit configured to increase a compensation gain for compensating for the image data on the basis of the stress accumulation value, wherein the stress accumulation value in the first memory is reset whenever the compensation gain increases.Type: GrantFiled: November 30, 2021Date of Patent: January 23, 2024Assignee: LG Display Co., Ltd.Inventors: Yu Min Hong, Tae Wook Kim, Jung Hyeon Kim
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Patent number: 11699398Abstract: An electroluminescent display device includes a pixel configured to display an image based on a difference between a display data voltage and a first reference voltage, a driving voltage generation circuit configured to supply the display data voltage to the pixel through a data line, and a sensing circuit configured to supply the first reference voltage to the pixel through a sensing line. The sensing circuit includes a sensing channel terminal coupled to the sensing line, a switch coupled between the sensing channel terminal and an input terminal for the first reference voltage, and a sampling circuit configured to sense a voltage of the sensing line which has changed from the first reference voltage independent of driving characteristics of the pixel in a vertical blank period in which the switch is turned off.Type: GrantFiled: October 19, 2021Date of Patent: July 11, 2023Assignee: LG Display Co., Ltd.Inventors: Seok Hyun Hong, Seong En Lee, Jung Hyeon Kim
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Patent number: 11562671Abstract: An electroluminescent display device includes a display panel including a plurality of pixels, a first compensation value calculator for calculating a first compensation value based on prediction according to an accumulation result of video data to be written in the pixels, a second compensation value calculator for calculating a second compensation value based on sensing according to an electrical sensing value with respect to driving characteristics of the pixels, and a data corrector for correcting the video data based on the first compensation value and the second compensation value.Type: GrantFiled: November 30, 2021Date of Patent: January 24, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Jung Hyeon Kim, Tae Wook Kim, Seok Hyun Hong
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Publication number: 20220189400Abstract: Electroluminescent display devices and a method for driving the same are disclosed. An electroluminescent display device according to an embodiment of the present disclosure includes a display panel including a plurality of pixels emitting light according to image data, a first memory storing a stress accumulation value corresponding to the image data, and a compensation gain calculation circuit configured to increase a compensation gain for compensating for the image data on the basis of the stress accumulation value, wherein the stress accumulation value in the first memory is reset whenever the compensation gain increases.Type: ApplicationFiled: November 30, 2021Publication date: June 16, 2022Inventors: Yu Min Hong, Tae Wook Kim, Jung Hyeon Kim
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Publication number: 20220189355Abstract: An electroluminescent display device includes a display panel including a plurality of pixels, a first compensation value calculator for calculating a first compensation value based on prediction according to an accumulation result of video data to be written in the pixels, a second compensation value calculator for calculating a second compensation value based on sensing according to an electrical sensing value with respect to driving characteristics of the pixels, and a data corrector for correcting the video data based on the first compensation value and the second compensation value.Type: ApplicationFiled: November 30, 2021Publication date: June 16, 2022Applicant: LG DISPLAY CO., LTD.Inventors: Jung Hyeon KIM, Tae Wook KIM, Seok Hyun HONG
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Publication number: 20220122545Abstract: An electroluminescent display device includes a pixel configured to display an image based on a difference between a display data voltage and a first reference voltage, a driving voltage generation circuit configured to supply the display data voltage to the pixel through a data line, and a sensing circuit configured to supply the first reference voltage to the pixel through a sensing line. The sensing circuit includes a sensing channel terminal coupled to the sensing line, a switch coupled between the sensing channel terminal and an input terminal for the first reference voltage, and a sampling circuit configured to sense a voltage of the sensing line which has changed from the first reference voltage independent of driving characteristics of the pixel in a vertical blank period in which the switch is turned off.Type: ApplicationFiled: October 19, 2021Publication date: April 21, 2022Inventors: Seok Hyun HONG, Seong En LEE, Jung Hyeon KIM
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Patent number: 10688437Abstract: A filter structure for chemical solution used in manufacturing an integrated circuit includes: a first membrane structure comprising a plurality of membrane units, each comprising a cathode comprising a plurality of first openings, an anode comprising a plurality of second openings, and an insulating layer between the cathode and the anode; and a filter housing configured to receive the first membrane structure therein, the filter housing comprising an inlet through which the chemical solution is introduced and an outlet through which the chemical solution is discharged. The first membrane structure is configured such that when an electric field is applied between the cathode and the anode while the chemical solution introduced through the inlet passes through the first membrane structure, impurities having both positively charged particles and negatively charged particles in the chemical solution are trapped in the first membrane structure.Type: GrantFiled: September 5, 2018Date of Patent: June 23, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Cha-won Koh, Oleg Feygenson, Jung-hyeon Kim, Hyun-woo Kim, Eun-sung Kim
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Patent number: 10459393Abstract: Disclosed herein is an image forming apparatus having a structure improved such that a user easily opens and closes a printing media cassette. The image forming apparatus includes an apparatus body, a printing media cassette to receive printing media, the printing media cassette being movably coupled to the apparatus body, a first lever provided at the printing media cassette, a second lever provided in the apparatus body, the second lever being coupled to the first lever, turning, and being separated from the first lever when the printing media cassette is closed.Type: GrantFiled: January 15, 2015Date of Patent: October 29, 2019Assignee: HP PRINTING KOREA CO., LTD.Inventors: Myung Sik Kwon, Yury Telegin, Young Goo Kang, Jung Hyeon Kim, Leonid Chechurin
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Patent number: 10437191Abstract: Disclosed herein is an image forming apparatus having a structure improved such that a user easily opens and closes a printing media cassette. The image forming apparatus includes an apparatus body, a printing media cassette to receive printing media, the printing media cassette being movably coupled to the apparatus body, and at least one lever movably disposed in the apparatus body, the lever contacting the printing media cassette to pull the printing media cassette into the apparatus body and then being separated from the printing media cassette when the printing media cassette is closed.Type: GrantFiled: January 15, 2015Date of Patent: October 8, 2019Assignee: HP PRINTING KOREA CO., LTD.Inventors: Myung Sik Kwon, Leonid Chechurin, Jung Hyeon Kim, Yury Telegin, Dong Ho Kim
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Publication number: 20190232227Abstract: A filter structure for chemical solution used in manufacturing an integrated circuit includes: a first membrane structure comprising a plurality of membrane units, each comprising a cathode comprising a plurality of first openings, an anode comprising a plurality of second openings, and an insulating layer between the cathode and the anode; and a filter housing configured to receive the first membrane structure therein, the filter housing comprising an inlet through which the chemical solution is introduced and an outlet through which the chemical solution is discharged. The first membrane structure is configured such that when an electric field is applied between the cathode and the anode while the chemical solution introduced through the inlet passes through the first membrane structure, impurities having both positively charged particles and negatively charged particles in the chemical solution are trapped in the first membrane structure.Type: ApplicationFiled: September 5, 2018Publication date: August 1, 2019Inventors: Cha-won Koh, Oleg Feygenson, Jung-hyeon Kim, Hyun-woo Kim, Eun-sung Kim
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Patent number: 10339861Abstract: An organic light emitting diode display device according to an embodiment includes pixels each configured with an organic light emitting diode and a driving switch used to control a current flowing through the organic light emitting diode. The organic light emitting diode display device compensates a deterioration property of the organic light emitting diode after properties of the driving switch is compensated. As such, the deterioration property of the organic light emitting diode can be maximally reflected to a sensing data. In accordance therewith, the deterioration property of the organic light emitting diode can be accurately compensated.Type: GrantFiled: December 28, 2015Date of Patent: July 2, 2019Assignee: LG DISPLAY CO., LTD.Inventors: Tae Gung Kim, Jung Hyeon Kim
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Patent number: 10217418Abstract: An organic light emitting diode display device is disclosed which adjusts brightnesses and color temperatures of RGBW data signals and matches the brightnesses of organic light emitting diodes and the color temperature of a white organic light emitting diode with the target brightness value and the target color temperature of a white pixel. As such, an overcompensation and the reduction of a lifespan can be prevented. Also, relatively high brightness and color temperature can be maintained.Type: GrantFiled: December 17, 2015Date of Patent: February 26, 2019Assignee: LG Display Co., Ltd.Inventors: Tae Gung Kim, Jung Hyeon Kim
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Patent number: 9898961Abstract: A data processing method and an apparatus for an organic light emitting diode (OLED) display device are provided.Type: GrantFiled: November 24, 2014Date of Patent: February 20, 2018Assignee: LG Display Co., Ltd.Inventors: Ui-Taek Jeong, Tae-Gung Kim, Jung-Hyeon Kim