Patents by Inventor Jin-hyun Cho
Jin-hyun Cho 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: 20240137511Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.Type: ApplicationFiled: January 4, 2024Publication date: April 25, 2024Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jin-Ho LEE, Jung-Won KANG, Hyunsuk KO, Sung-Chang LIM, Dong-San JUN, Ha-Hyun LEE, Seung-Hyun CHO, Hui-Yong KIM, Hae-Chul CHOI, Dae-Hyeok GWON, Jae-Gon KIM, A-Ram BACK
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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
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Publication number: 20240120576Abstract: A battery module includes a sub-module stack formed by stacking a plurality of sub-modules including a cooling member having a coolant flow path and a plurality of battery cells disposed on both surfaces of the cooling member; and a pair of bus bar frame assemblies coupled to one side and the other side of the sub-module stack to electrically connect the plurality of battery cells.Type: ApplicationFiled: April 5, 2022Publication date: April 11, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Sang-Hyun YU, Young-Bum CHO, Won-Hoe KU, Han-Ki YOON, Yu-Dam KONG, Jin-Kyu SHIN
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Publication number: 20240109398Abstract: Provided is a vehicle thermal management system, including: an HVAC subsystem thermally connected to a passenger compartment; and a powertrain cooling subsystem thermally connected to a powertrain component.Type: ApplicationFiled: March 8, 2023Publication date: April 4, 2024Inventors: Ki Hyun Kim, Jin Hwan Lee, Wan Je Cho, Jung Ha Park
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Publication number: 20240104990Abstract: Disclosed herein is a method for user-centered visitor access management, which may include issuing, by a management office server, a digital certificate to a householder terminal; registering, by a wall-pad, a householder in response to a request to register the householder based on the digital certificate; requesting, by the householder terminal, the management office server to register a visitor based on a visit request from a visitor terminal and delegating the digital certificate to the visitor terminal; making an entry request to a management terminal based on the digital certificate; verifying, by the wall-pad, the digital certificate based on a request for verification for entry from a wall-pad management terminal and providing a verification result to the wall-pad management terminal when the management terminal is the wall-pad management terminal; and managing and controlling, by the wall-pad, permission to use home devices based on delegated permission information of the digital certificate.Type: ApplicationFiled: March 22, 2023Publication date: March 28, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seok-Hyun KIM, Young-Seob CHO, Soo-Hyung KIM, Geon-Woo KIM, Young-Sam KIM, Jong-Hyouk NOH, Kwan-Tae CHO, Sang-Rae CHO, Jin-Man CHO, Seung-Hun JIN
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Publication number: 20240104115Abstract: Disclosed herein are a method and apparatus for converting a credential data schema.Type: ApplicationFiled: July 11, 2023Publication date: March 28, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seok-Hyun KIM, Soo-Hyung KIM, Young-Seob CHO, Geon-Woo KIM, Young-Sam KIM, Jong-Hyouk NOH, Kwan-Tae CHO, Sang-Rae CHO, Jin-Man CHO, Seung-Hun JIN
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Patent number: 11941637Abstract: Disclosed is a method of processing item sales information by an electronic apparatus including acquiring a purchase request including item information related to an item selected by a user and information related to a payment means, providing a purchase response including approval information corresponding to the purchase request before proceeding with payment through the payment means in response to the purchase request when the information related to the payment means satisfies a first condition, transmitting a release request for the item to a first server; and requesting payment for at least some of an amount corresponding to one or more purchase requests related to the payment means according to an arrival of settlement timing corresponding to the payment means.Type: GrantFiled: March 23, 2021Date of Patent: March 26, 2024Assignee: Coupang Corp.Inventors: Zee Young Min, Ki Hyun Jeong, Il Hyun Seo, Hyun Ju Cho, Jin Hwan Kim, Hyun Yong Jung, Min Yong Yuk, Ho Hyun Lim, Jin Hyuk Kim
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Publication number: 20240073416Abstract: The present invention relates to an apparatus and method for encoding and decoding an image by skip encoding. The image-encoding method by skip encoding, which performs intra-prediction, comprises: performing a filtering operation on the signal which is reconstructed prior to an encoding object signal in an encoding object image; using the filtered reconstructed signal to generate a prediction signal for the encoding object signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding the residual signal which can be generated on the basis of the difference between the encoding object signal and the prediction signal, thereby performing skip encoding on the encoding object signal.Type: ApplicationFiled: November 6, 2023Publication date: February 29, 2024Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation, Universily-lndustry Cooperation Group of Kyung Hee UniversityInventors: Sung Chang LIM, Ha Hyun LEE, Se Yoon JEONG, Hui Yong KIM, Suk Hee CHO, Jong Ho KIM, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN, Dong Gyu SIM, Seoung Jun OH, Gwang Hoon PARK, Sea Nae PARK, Chan Woong JEON
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Patent number: 11917148Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.Type: GrantFiled: February 8, 2022Date of Patent: February 27, 2024Assignees: Electronics And Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace University, Hanbat National University Industry-Academic Cooperation FoundationInventors: Jin-Ho Lee, Jung-Won Kang, Hyunsuk Ko, Sung-Chang Lim, Dong-San Jun, Ha-Hyun Lee, Seung-Hyun Cho, Hui-Yong Kim, Hae-Chul Choi, Dae-Hyeok Gwon, Jae-Gon Kim, A-Ram Back
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Patent number: 11916178Abstract: A display device includes a first electrode and a second electrode that are spaced apart from and facing each other; a light-blocking layer disposed above the first electrode and the second electrode; and at least one light-emitting element disposed between the first electrode and the second electrode. The light-blocking layer includes a light-blocking portion absorbing light and an opening pattern. The light-blocking portion includes an area partially overlapping the first electrode and the second electrode. The at least one opening pattern exposes portions of the first and second electrodes facing each other and at least a portion of an area between the first and second electrodes facing each other. The at least one light-emitting element overlaps the at least one opening pattern.Type: GrantFiled: August 23, 2019Date of Patent: February 27, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Oh Kwag, Dae Hyun Kim, Keun Kyu Song, Sung Chan Jo, Hyun Min Cho
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Publication number: 20230344082Abstract: A separator for a secondary battery, including: a porous polymer substrate having a first and a second surface; a first coating layer on the first surface of the porous polymer substrate, wherein the first coating layer includes a plurality of inorganic particles and a first binder polymer; a second coating layer on the second surface of the porous polymer substrate, wherein the second coating layer includes a plurality of inorganic particles and the first binder polymer; and a third coating layer between the porous polymer substrate and the first coating layer, and/or between the porous polymer substrate and the second coating layer, wherein the third coating layer includes a second binder polymer. The second binder polymer includes a non-wetting polymer. The present disclosure also relates to a method for manufacturing the separator and a secondary battery including the separator.Type: ApplicationFiled: September 29, 2021Publication date: October 26, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jin-Hyun CHO, Young-Bok KIM, Dong-Wook SUNG, Jong-Yoon LEE
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Patent number: 11630343Abstract: A display apparatus includes a light source emitting light; a light guide plate having a first surface and a second surface, and spreading light emitted from the light source therein to emit light through the first surface; and a local dimming unit configured to pass or scatter light emitted through the second surface of the light guide plate according to a position. The local dimming unit may include: an electro-optical layer configured to which optical properties change according to an electric field; and a plurality of electrodes positioned on the same plane to generate the electric field.Type: GrantFiled: November 8, 2018Date of Patent: April 18, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun Cho, Nam Seok Roh, Sang Hyun Sohn, Jong Hee Han
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Patent number: 11385398Abstract: A backlight unit includes a light guide plate; a light source provided on a side surface of the light guide plate, and configured to inject light into the light guide plate; a circular polarizing reflective layer provided on a front surface of the light guide plate, and configured to reflect a first polarizing component and transmit a second polarizing component among components of light emitted from the light guide plate; and a cholesteric liquid crystal layer provided on the front surface of the circular polarizing reflective layer and including a plurality of regions, and configured to reflect or transmit the second polarizing component that has passed through the circular polarizing reflective layer according to a voltage applied to each of the plurality of regions.Type: GrantFiled: April 5, 2019Date of Patent: July 12, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun Cho, Ki Hyung Kang
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Patent number: 11367403Abstract: A display apparatus includes a plurality of light sources configured to emit light; a light guide plate having a first surface and a second surface, configured to spread light emitted from the plurality of light sources therein to emit light through the first surface; and a local dimming unit configured to reflect or scatter light emitted through the second surface of the light guide plate according to a location. The local dimming unit may include an electro-optical layer configured to change optical properties according to an electric field; a plurality of electrodes located on the same plane, configured to generate the electric field; and a controller configured to change a voltage applied to the plurality of electrodes according to an image.Type: GrantFiled: November 8, 2018Date of Patent: June 21, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun Cho, Nam Seok Roh, Sang Hyun Sohn, Jong Hee Han
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Patent number: 11350282Abstract: Provided is a method for detecting abnormal traffic. The method comprises collecting non-access stratum (NAS) traffic between a user equipment (UE) and a mobility management node, identifying a ciphering algorithm supported by the UE from a network access request message transmitted from the UE to the mobility management node, and identifying the UE as a first type of terminal at risk based on a determination that the UE only supports a null ciphering algorithm.Type: GrantFiled: May 27, 2021Date of Patent: May 31, 2022Assignee: KOREA INTERNET & SECURITY AGENCYInventors: Do Won Kim, Seong Min Park, Bo Min Choi, Young Kwon Park, Jin Hyun Cho, Hyung Jin Cho, Sung Moon Kwon
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Publication number: 20220050240Abstract: A backlight unit includes a light guide plate; a light source provided on a side surface of the light guide plate, and configured to inject light into the light guide plate; a circular polarizing reflective layer provided on a front surface of the light guide plate, and configured to reflect a first polarizing component and transmit a second polarizing component among components of light emitted from the light guide plate; and a cholesteric liquid crystal layer provided on the front surface of the circular polarizing reflective layer and including a plurality of regions, and configured to reflect or transmit the second polarizing component that has passed through the circular polarizing reflective layer according to a voltage applied to each of the plurality of regions.Type: ApplicationFiled: April 5, 2019Publication date: February 17, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun CHO, Ki Hyung KANG
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Publication number: 20220046423Abstract: Provided is a method for detecting abnormal traffic. The method comprises collecting non-access stratum (NAS) traffic between a user equipment (UE) and a mobility management node, identifying a ciphering algorithm supported by the UE from a network access request message transmitted from the UE to the mobility management node, and identifying the UE as a first type of terminal at risk based on a determination that the UE only supports a null ciphering algorithm.Type: ApplicationFiled: May 27, 2021Publication date: February 10, 2022Applicant: KOREA INTERNET & SECURITY AGENCYInventors: Do Won Kim, Seong Min Park, Bo Min Choi, Young Kwon Park, Jin Hyun Cho, Hyung Jin Cho, Sung Moon Kwon
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Publication number: 20210373386Abstract: A display apparatus includes a light source emitting light; a light guide plate having a first surface and a second surface, and spreading light emitted from the light source therein to emit light through the first surface; and a local dimming unit configured to pass or scatter light emitted through the second surface of the light guide plate according to a position. The local dimming unit may include: an electro-optical layer configured to which optical properties change according to an electric field; and a plurality of electrodes positioned on the same plane to generate the electric field.Type: ApplicationFiled: November 8, 2018Publication date: December 2, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun CHO, Nam Seok ROH, Sang Hyun SOHN, Jong Hee HAN
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Publication number: 20210366410Abstract: The display apparatus may comprise: a plurality of light sources for emitting light; a light guide plate, having a first surface and a second surface, for internally diffusing the light emitted from the plurality of light sources and emitting through the first surface; and a local dimming unit for reflecting or scattering, on the basis of location, the light emitted from the second surface of the light guide plate. Moreover, the local dimming unit may comprise: an electro-optic layer, the optical properties of which vary in accordance with an electric field; a plurality of electrodes located on the same plane and generating the electric field; and a control unit for varying the voltage applied to the plurality of electrodes in accordance with an image.Type: ApplicationFiled: November 8, 2018Publication date: November 25, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Hyun CHO, Nam Seok ROH, Sang Hyun SOHN, Jong Hee HAN
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Patent number: RE49065Abstract: A liquid crystal panel assembly includes a liquid crystal panel, a backlight module having at least one light emitting diode (LED) light source to irradiate light to the liquid crystal panel, and a housing which surrounds the liquid crystal panel and the backlight module. At least a portion of the housing adjacent to the at least one LED light source is formed of a thermal-conductive material.Type: GrantFiled: February 14, 2014Date of Patent: May 10, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-hyun Cho, Joon Kang