Patents by Inventor Seung-jun Yi
Seung-jun Yi 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: 20250039949Abstract: A user equipment (UE) is configured to monitor, in discontinuous reception (DRX) operation and in a radio resource control connected (RRC_CONNECTED) state, physical downlink control channels (PDCCHs) during a first active time. The UE is further configured to receive, during the first active time, a PDCCH indicating a first new downlink transmission addressed to a cell radio network temporary identifier (C-RNTI) of the UE and receive the first new downlink transmission, based on the PDCCH addressed to the C-RNTI. The UE is configured to start or restart a DRX Inactivity Timer based on the PDCCH indicating the first new downlink transmission addressed to the C-RNTI. The UE is configured to monitor, in DRX operation and in RRC_CONNECTED state, PDCCHs during a second active time and then receive, during the second active time, a PDCCH indicating a second new downlink transmission addressed to a system information radio network temporary identifier (SI-RNTI).Type: ApplicationFiled: October 17, 2024Publication date: January 30, 2025Applicant: Equo IP LLCInventors: Sung Jun PARK, Seung June Yi, Young Dae Lee, Sung Duck Chun
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Publication number: 20240416614Abstract: A display device including: a substrate including a bending area, a boundary area adjacent to the bending area, and a non-bending area adjacent to the boundary area; and a window disposed on the substrate and including: a base substrate including a first surface having a slope of about 0.10 to about 0.9° in the boundary area with respect to the first surface in the bending area, wherein the base substrate has a thickness in the bending area that is less than its thickness in the non-bending area; and a coating layer disposed on a second surface of the base substrate, wherein the second surface faces the first surface of the base substrate.Type: ApplicationFiled: June 4, 2024Publication date: December 19, 2024Inventors: JAE HOON JEONG, MYUNG-HWAN KIM, IK HYUNG PARK, KYUNGEUN LEE, YOUNG SUK KIM, SEUNG JUN YI, KYUNG HEE CHOI
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Publication number: 20240351142Abstract: A method for laser-cutting and post-treating a UTG having a partial coating film formed thereon according to the present invention includes a step (S1) of coating an entire front surface of a thin-film mother glass (1) with a coating solution for preventing chemical contact, and then drying the resulting product to form a coating film, a step (S2) of forming, on a rear surface of the thin-film mother glass (1), a partial coating film (2) which is the same shape as the shape of a cell-unit thin-film glass (3) to be cut from the thin-film mother glass (1), and a step (S3) of irradiating the rear surface of the thin-film mother glass (1) with a laser beam to cut the coating film, formed on a front surface of the thin-film mother glass (1), and the thin-film mother glass (1), wherein the laser beam is applied along a cut guiding line (6) formed a predetermined distance away from an outer edge line of the partial coating film (2) and in the shape of the cell-unit thin-film glass (3), to cut and then separate the cType: ApplicationFiled: January 13, 2022Publication date: October 24, 2024Inventors: Seung Jun YI, Hyung Sup LEE, Sun Hong CHOI, Soung Woong CHOI
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Publication number: 20240317629Abstract: A method for ablating a coating film, cutting glass, and performing post-treatment by using a laser according to the present invention includes coating one side or both sides of thin mother glass with a coating solution for preventing chemical contact in order to proceed with selective chemical treatment, drying the coating solution to form a coating film on one side or both sides of the thin mother glass, obtaining thin-film glasses in cell units applied to electrical and electronic products from the thin mother glass, healing a laser-cut surface of the cut thin-film glasses in cell units through selective chemical treatment of the cut thin-film glasses in cell units, cleaning the thin-film glasses in cell units, and then ablating all of a coating film formed on a surface of the thin-film glasses in cell units, and cleaning the thin-film glasses in cell units from which all of the coating film has been ablated and then chemically healing the surface of the thin-film glasses in cell units in order to eliminatType: ApplicationFiled: November 1, 2021Publication date: September 26, 2024Inventors: Seung Jun YI, Hyung Sup LEE, Sun Hong CHOI, Bon Ki KOO
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Patent number: 11697762Abstract: A method of fabricating the organic-inorganic hybrid coating layer includes: preparing a gel mixture including an organic precursor and colloidal silica particles; preparing a first mixed solution by heating the gel mixture; preparing a second mixed solution by adding quantum dots to the first mixed solution; and coating the second mixed solution on a substrate and irradiating light thereon to form a polymer matrix in which the organic precursor and the colloidal silica particles are crosslinked, and preparing a coating layer in which the quantum dots are dispersed in the polymer matrix, wherein the organic precursor may include at least one of dipentaerythritol pentaacrylate (DPPA) or dipentaerythritol hexaacrylate (DPHA).Type: GrantFiled: February 22, 2021Date of Patent: July 11, 2023Assignee: Korea University Research and Business Foundation, Sejong CampusInventors: Sang Ook Kang, Seung Jun Yi, Ho Jin Son, Eun Hye Yang
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Patent number: 11421155Abstract: The present invention relates to a method for producing a core-shell structure including a CdSe core based on a glyme solvent. The method of the present invention enables the production of a core-shell structure including a CdSe core in a simple and economical manner. The present invention also relates to a core-shell structure including a CdSe core produced by the method. The core-shell structure of the present invention includes a large amount of CdSe and is uniform in size. Particularly, the core-shell structure of the present invention can be coated on a flexible plastic substrate of an optical device or semiconductor device due to its high stability.Type: GrantFiled: May 19, 2017Date of Patent: August 23, 2022Assignee: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, SEJONG CAMPUSInventors: Seung Jun Yi, Sang Ook Kang, Ho-Jin Son
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Publication number: 20210269710Abstract: A method of fabricating the organic-inorganic hybrid coating layer includes: preparing a gel mixture including an organic precursor and colloidal silica particles; preparing a first mixed solution by heating the gel mixture; preparing a second mixed solution by adding quantum dots to the first mixed solution; and coating the second mixed solution on a substrate and irradiating light thereon to form a polymer matrix in which the organic precursor and the colloidal silica particles are crosslinked, and preparing a coating layer in which the quantum dots are dispersed in the polymer matrix, wherein the organic precursor may include at least one of dipentaerythritol pentaacrylate (DPPA) or dipentaerythritol hexaacrylate (DPHA).Type: ApplicationFiled: February 22, 2021Publication date: September 2, 2021Inventors: Sang Ook Kang, Seung Jun Yi, Ho Jin Son, Eun Hye Yang
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Publication number: 20200318007Abstract: The present invention relates to a method for producing a core-shell structure including a CdSe core based on a glyme solvent. The method of the present invention enables the production of a core-shell structure including a CdSe core in a simple and economical manner. The present invention also relates to a core-shell structure including a CdSe core produced by the method. The core-shell structure of the present invention includes a large amount of CdSe and is uniform in size. Particularly, the core-shell structure of the present invention can be coated on a flexible plastic substrate of an optical device or semiconductor device due to its high stability.Type: ApplicationFiled: May 19, 2017Publication date: October 8, 2020Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, SEJONG CAMPUSInventors: Seung Jun YI, Sang Ook KANG, Ho-Jin SON
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Patent number: 9008006Abstract: A method of performing random access procedure in a wireless communication system is disclosed. The present invention includes the steps of receiving a first message transmitted to count the number of user equipments attempting to receive the broadcast/multicast service from a network, transmitting a preamble for a random access to the network, receiving a second message including a user equipment identifier for identifying the user equipment and uplink (UL) radio resource allocation information in response to the preamble from the network, transmitting a third message to the network using the uplink radio resource allocation information, and stopping the random access in case of receiving a contention resolution message from the network.Type: GrantFiled: August 11, 2008Date of Patent: April 14, 2015Assignee: LG Electronics Inc.Inventors: Young Dae Lee, Sung Duck Chun, Seung Jun Yi, Sung Jun Park
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Patent number: 8587197Abstract: The present invention relates to a microplasma current switch enabling to increase the amount of electric current passing through the microplasma current switch by adjusting the areas of electrodes exposed to plasmas. The present invention includes a plasma discharge space; a plasma generating means installed within the plasma discharge space; an exposed cathode electrode installed within the plasma discharge space; and an exposed anode electrode installed within the plasma discharge space apart from the exposed cathode electrode, wherein the exposed anode electrode is connected electrically to the exposed cathode electrode by generating a plasma, and the exposed area of the exposed anode electrode to the plasma is smaller than that of the exposed cathode electrode.Type: GrantFiled: September 26, 2008Date of Patent: November 19, 2013Assignee: Hoseo University Academic Cooperation FoundationInventor: Seung-Jun Yi
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Publication number: 20110019604Abstract: A communication method for performing communication between a specific user equipment and a network to count the number of user equipments, which desire to receive a specific broadcast/multicast service in a mobile communication system, comprises receiving a first message from the network, the first message being transmitted to count the number of user equipments which desire to receive the broadcast/multicast service; and transmitting a second message to the network in response to the first message, the second message being a first layer message or second layer message of the network.Type: ApplicationFiled: August 14, 2008Publication date: January 27, 2011Inventors: Sung Duck Chun, Young Dae Lee, Seung Jun Yi, Sung Jun Park
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Publication number: 20100207923Abstract: The present invention relates to a microplasma current switch enabling to increase the amount of electric current passing through the microplasma current switch by adjusting the areas of electrodes exposed to plasmas. The present invention includes a plasma discharge space; a plasma generating means installed within the plasma discharge space; an exposed cathode electrode installed within the plasma discharge space; and an exposed anode electrode installed within the plasma discharge space apart from the exposed cathode electrode, wherein the exposed anode electrode is connected electrically to the exposed cathode electrode by generating a plasma, and the exposed area of the exposed anode electrode to the plasma is smaller than that of the exposed cathode electrode.Type: ApplicationFiled: September 26, 2008Publication date: August 19, 2010Applicant: HOSEO UNIVERSITY ACADEMIC COOPERATION FOUNDATIONInventor: Seung-Jun Yi
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Publication number: 20100195522Abstract: A method for controlling an uplink connection of an idle UE in a wireless communication system is disclosed.Type: ApplicationFiled: August 11, 2008Publication date: August 5, 2010Inventors: Young Dae Lee, Seung Jun Yi, Sung Jun Park, Sung Duck Chun
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Publication number: 20100128648Abstract: A method of performing random access procedure in a wireless communication system is disclosed. The present invention includes the steps of receiving a first message transmitted to count the number of user equipments attempting to receive the broadcast/multicast service from a network, transmitting a preamble for a random access to the network, receiving a second message including a user equipment identifier for identifying the user equipment and uplink (UL) radio resource allocation information in response to the preamble from the network, transmitting a third message to the network using the uplink radio resource allocation information, and stopping the random access in case of receiving a contention resolution message from the network.Type: ApplicationFiled: August 11, 2008Publication date: May 27, 2010Inventors: Young Dae Lee, Sung Duck Chun, Seung Jun Yi, Sung Jun Park
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Patent number: 7622899Abstract: The present invention relates to an organic electroluminescence display and a fabricating method thereof enabling to simplify a manufacturing process and reduce a product cost by separating devices with a single insulating pattern. The present invention includes the steps of: forming a plurality of stripe type first electrodes on a substrate; forming an insulating layer on the substrate including the first electrodes; forming a lattice type first insulating pattern on a first area crossing with the first electrodes and a second area between the first electrodes by patterning the insulating layer; forming a second insulating pattern by removing an upper portion of a part of the first insulating pattern on the first area at least and an upper portion of the first insulating pattern on the second area; forming organic light-emitting layers on the first electrodes; and forming a plurality of second electrodes on the organic light-emitting layers.Type: GrantFiled: June 29, 2005Date of Patent: November 24, 2009Assignee: Daewoo Electronics Service Co., Ltd.Inventors: Seung Jun Yi, Kyung Hee Choi, Do Hyun Choi
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Patent number: 7292302Abstract: Disclosed are a fringe field switching liquid crystal display (FFS-LCD) and a method for manufacturing the same.Type: GrantFiled: January 10, 2003Date of Patent: November 6, 2007Assignee: Boe-Hydis Technology Co., Ltd.Inventors: Tae Yop Min, Seung Jun Yi, Hee Gyu Lee
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Patent number: 7276326Abstract: A method for manufacturing an organic electroluminescence display includes forming a plurality of first electrodes on a substrate in a shape of stripe; forming a photoresist layer on an entire surface of the substrate; performing a first exposure of a first area on the photoresist layer crossing the first electrodes; carrying out an image reversal of the first exposed photoresist layer; performing a second exposure of a remaining area on the photoresist layer except a second area crossing the first electrodes and a third area between the first electrodes; performing a third exposure of the entire surface of the photoresist layer; and developing the second exposed photoresist layer and the third exposed photoresist layer.Type: GrantFiled: May 11, 2006Date of Patent: October 2, 2007Assignee: Daewoo Electronics CorporationInventors: Kyung Hee Choi, Byung Hyun Byun, Seung Jun Yi
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Patent number: 6948993Abstract: An organic EL display and fabricating method thereof enable a reduction in a process time by simplifying a fabricating process in a manner that a pattern of a single insulating layer is formed so as to have both functions of insulator and separator, increase an aperture ratio, and reduce a product cost.Type: GrantFiled: September 16, 2002Date of Patent: September 27, 2005Assignee: Daewoo Electronics Service Co., Ltd.Inventors: Seung-jun Yi, Kyung-hee Choi, Do-hyun Choi, Young-chan Choi
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Patent number: 6781309Abstract: Described is a plasma switched organic electroluminescent display, which includes an electroluminescent part including a cathode layer, an electroluminescent layer on the cathode layer, and an anode layer on the electroluminescent layer, a first power supply unit connected electrically to the anode layer and disconnected electrically to the cathode layer so as to supply the electroluminescent layer with a first power, a plasma generating part generating a plasma wherein the plasma becomes contacted with the cathode layer, and a second power supply unit generating the plasma by supplying the plasma generating part with a second power, wherein the cathode layer is connected electrically to the first power supply unit through the plasma, thereby enabling to emit light by organic electroluminescent as well as drive the display by a low driving voltage using a plasma discharge as a switch.Type: GrantFiled: November 29, 2001Date of Patent: August 24, 2004Assignee: CLD, Inc.Inventors: Do-hyun Choi, Byung-hyun Byun, Seung-jun Yi
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Patent number: 6610554Abstract: Described is a method of fabricating an organic electroluminescent display (hereinafter abbreviated OELD) enabling to increase a throughput efficiency by carrying out a foregoing OELD process, dividing a large-scaled substrate, and carrying out a following OELD process in order. The present invention includes the steps of forming a first electrode layer on a large-scaled substrate, dividing the large-scaled substrate into a plurality of small substrates, forming an organic electroluminescent layer on the first electrode layer of at least one of the small substrates, and forming a second electrode layer on the organic electroluminescent layer.Type: GrantFiled: April 11, 2002Date of Patent: August 26, 2003Inventors: Seung-jun Yi, Do-hyun Choi, Kyung-hee Choi