Patents by Inventor Jong-Hwan Lee
Jong-Hwan 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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Patent number: 11936075Abstract: Disclosed are a separator for fuel cells capable of minimizing the volume of a system and the use of sealants, and a stack for fuel cells, more particularly, a stack for solid oxide fuel cells, including the same. Specifically, by adding a metal sheet having a specific shape, position and size to the separator, the stress applied to the sealant can be uniformized, and thus the oxidizing agent and fuel can be separated and electrically isolated using only a piece of sealant. Therefore, the stack for fuel cells is characterized in that there is no variation in temperature, reactant concentration, power, or the like between respective unit cells, so delamination and microcracks do not occur, the volume is minimized, and the power density per unit volume is very high.Type: GrantFiled: December 21, 2021Date of Patent: March 19, 2024Assignee: Korea Institute of Science and TechnologyInventors: Jong Ho Lee, Kyung Joong Yoon, Ji Won Son, Seong Kook Oh, Sang Hyeok Lee, Dong Hwan Kim, Min Jun Oh
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Patent number: 11908417Abstract: A gate driving circuit including a controller for providing a first carry signal to a control node, a first pull-up portion for outputting a first clock signal as a first gate signal in accordance with a signal provided to the control node, and a second pull-up portion for outputting a second clock signal with a phase that is different from the first clock signal as a second gate signal in accordance with the signal provided to the control node.Type: GrantFiled: April 25, 2022Date of Patent: February 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kang Nam Kim, You Mee Hyun, Beom Jun Kim, Jong Hwan Lee, Sung Hoon Lim, Duc Han Cho
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Patent number: 11862399Abstract: A multilayer electronic component according to some embodiments of the present disclosure includes: a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer; and an external electrode disposed on the body, wherein a ratio of the number of dielectric grains having a size of 100 to 250 nm included in the dielectric layer is 55% or more with respect to a total number of the dielectric grains included in the dielectric layer.Type: GrantFiled: May 12, 2021Date of Patent: January 2, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyung Sik Kim, Jong Hwan Lee, Jeong Yun Park, Tae Young Ham, In Tae Seo, Jae Sung Park
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Publication number: 20230415080Abstract: A water purifier includes: a filter module having filters filtering raw water to provide purified water, and a filter connector having a filter connection passage allowing the filters to communicate with each other; and a filter housing having an open top and providing a filter accommodating space accommodating the filter module. The filter housing includes a filter fixture that is detachably coupled to one side of the filter connector, the filter fixture providing a flow path supplying the raw water to the filter module or discharging the purified water from the filter module to an outside. When the filter module accommodated in the filter accommodating space is coupled to the filter fixture, a separation distance between the filter connector and an inner wall of the filter housing facing the other side of the filter connector may be greater than an overlapping length of the filter connector and the filter fixture.Type: ApplicationFiled: October 14, 2021Publication date: December 28, 2023Applicant: COWAY CO., LTD.Inventors: Hee Do JUNG, Chan Jung PARK, Woong JUNG, Hyun Goo KIM, Jong Hwan LEE, Yoo Won OH
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Patent number: 11853206Abstract: An operation method of a memory system, the operation method may include: determining a garbage collection trigger condition based on current time and usage of the memory system over a set period of time; and performing a garbage collection operation when the garbage collection trigger condition is satisfied.Type: GrantFiled: October 18, 2019Date of Patent: December 26, 2023Assignee: SK hynix Inc.Inventor: Jong-Hwan Lee
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Publication number: 20230400550Abstract: A method for generating deception target information is proposed. The method may include setting third transmission sources pre-selected based on movement path of a jammer as jamming channels, setting a passive radar reference position according to presence or reliability of prior information on position of the passive radar. The method may also include grouping set jamming channels into groups according to operating environment and purpose and analyzing a deception target settable area based on positions of the third transmission sources, the passive radar reference position, and a movement path of the actual target. The method may further include setting a deception target movement path and deriving the deception target information based on the passive radar reference position, the positions of the third transmission sources, the movement path, and a movement path of a virtual deception target for each deception target movement path.Type: ApplicationFiled: October 27, 2022Publication date: December 14, 2023Inventors: San Hae KIM, In Hwan JEONG, Hyun Gyu KWAK, Jong Hwan LEE, Kyu Ha SONG
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Publication number: 20230382710Abstract: A water purifier that purifies water to provide purified water may include: a purified water tank accommodating the purified water; and a discharge port discharging the purified water to an outside of the water purifier. The purified water tank may include: a tank main body that provides an accommodation space for accommodating the purified water; a discharge buffer part having an inlet which communicates with the accommodation space so that the purified water in the accommodation space flows in the discharge buffer part, the discharge buffer part extending in an up-down direction; an outlet tube including an insertion portion extending downward in the discharge buffer part to discharge the purified water to the discharge port through a discharge flow path; and a gasket extending from the insertion portion to an inner peripheral surface of the discharge buffer part to reduce sloshing of the purified water in the discharge buffer part.Type: ApplicationFiled: October 14, 2021Publication date: November 30, 2023Applicant: COWAY CO., LTD.Inventors: Hee Do JUNG, Jong Hwan LEE, Hyun Goo KIM, Yoo Won OH, Chan Jung PARK, Woong JUNG
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Publication number: 20230373817Abstract: A water purifier may include: a filter filtering raw water to provide purified water; a discharge port through which the purified water is discharged outside; water pipes providing a flow space for the purified water to flow; a flow path module including a body part supporting the water pipes; and a tubing assembly detachably connected to the water pipes to selectively open and close at least a portion of the water pipes when connected thereto. The tubing assembly has one side connected to the filter and the other side connected to the flow path module, and the flow path module receives the purified water filtered by the filter through the tubing assembly. The flow path module may be placed above the tubing assembly, and disposed between the filter and the discharge port while overlapping at least a portion of the tubing assembly without overlapping the filter when viewed from above.Type: ApplicationFiled: October 8, 2021Publication date: November 23, 2023Applicant: COWAY CO., LTD.Inventors: Hee Do JUNG, Jong Hwan LEE, Hyun Goo KIM, Yoo Won OH, Chan Jung PARK, Woong JUNG
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Patent number: 11782644Abstract: A memory system may include a memory controller and a memory device including a plurality of sequential areas. The memory controller may control the performance of a background media scan (BGMS) operation on one or more sequential areas among the plurality of sequential areas. The memory controller may receive an open command for allocating a buffer to a sequential area among the plurality of sequential areas, where first time information corresponds to a time at which the open command is received by the memory controller. The memory controller may calculate a first period based on the first time information, and determine, based on the first period, a skip area in which the BGMS operation is skipped among the plurality of sequential areas for each of a plurality of BGMS periods.Type: GrantFiled: December 9, 2021Date of Patent: October 10, 2023Assignee: SK hynix Inc.Inventor: Jong Hwan Lee
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Publication number: 20230207201Abstract: A dielectric composition and a multilayer capacitor including the same are disclosed. The dielectric composition including a BaTiO3-based main ingredient, and an auxiliary ingredient including rare earth elements, wherein the rare earth elements include Dy and Eu, Dy and Eu molar contents based on 100 moles of the BaTiO3-based main ingredient satisfy conditions of 0.10<Eu/(Dy+Eu)?0.50 and 0.60?Dy+Eu?1.0, and the rare earth elements do not include another element in a higher molar content than Dy and Eu.Type: ApplicationFiled: May 28, 2022Publication date: June 29, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyoung Uk KIM, Jae Sung PARK, Jong Ho LEE, Eun Ha JANG, Jong Hwan LEE
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Patent number: 11662864Abstract: A display device includes a first non-folding area and a second non-folding area, a display panel disposed in the first non-folding area and the second non-folding area, a leveling layer on the display panel in the first non-folding area, a protection window on the leveling layer in the first non-folding area, and a transmission control layer on the display panel in the second non-folding area. A thickness of the transmission control layer is substantially equal to a sum of a thickness of the leveling layer and a thickness of the protection window.Type: GrantFiled: July 28, 2020Date of Patent: May 30, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Seo, Seung Hwa Ha, Se Yoon Oh, Jong Hwan Lee, Min Jae Jeong
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Patent number: 11649789Abstract: A dual purge system for a vehicle includes an ejector including a drive inlet section connected to a first end of a main body section, a suction inlet section connected to a first side of the main body section, an outlet section coupled to an intake passage section, a nozzle section, and a diffuser, wherein the diffuser communicates with internal passages of the main body section and the outlet section and has a larger passage cross-sectional area than a channel cross-sectional area of an outlet of the nozzle section, wherein a driving fluid flows through the drive inlet section, in response to a negative pressure being produced in the main body section by the driving fluid, the suction inlet section suctions a fuel evaporation gas from a canister, and the outlet section discharges the driving fluid and the fuel evaporation gas.Type: GrantFiled: April 12, 2022Date of Patent: May 16, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Jong Hwan Lee, Bu Yeol Ryu, Ju Tae Song
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Publication number: 20230037172Abstract: A memory system may include a memory controller and a memory device including a plurality of sequential areas. The memory controller may control the performance of a background media scan (BGMS) operation on one or more sequential areas among the plurality of sequential areas. The memory controller may receive an open command for allocating a buffer to a sequential area among the plurality of sequential areas, where first time information corresponds to a time at which the open command is received by the memory controller. The memory controller may calculate a first period based on the first time information, and determine, based on the first period, a skip area in which the BGMS operation is skipped among the plurality of sequential areas for each of a plurality of BGMS periods.Type: ApplicationFiled: December 9, 2021Publication date: February 2, 2023Inventor: Jong Hwan LEE
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Publication number: 20230013738Abstract: A dual purge system for a vehicle includes an ejector including a drive inlet section connected to a first end of a main body section, a suction inlet section connected to a first side of the main body section, an outlet section coupled to an intake passage section, a nozzle section, and a diffuser, wherein the diffuser communicates with internal passages of the main body section and the outlet section and has a larger passage cross-sectional area than a channel cross-sectional area of an outlet of the nozzle section, wherein a driving fluid flows through the drive inlet section, in response to a negative pressure being produced in the main body section by the driving fluid, the suction inlet section suctions a fuel evaporation gas from a canister, and the outlet section discharges the driving fluid and the fuel evaporation gas.Type: ApplicationFiled: April 12, 2022Publication date: January 19, 2023Inventors: Jong Hwan Lee, Bu Yeol Ryu, Ju Tae Song
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Publication number: 20230004361Abstract: A code inspection interface providing method according to an embodiment of this disclosure includes providing a graphical user interface (GUI) for performing code inspection, executing an analysis routine on an inspection target code when the inspection target code is selected through the GUI, and providing the result of executing the analysis routine. The analysis routine may include an operation of extracting an abstract syntax tree includes a plurality of nodes from the inspection target code. A code inspection interface providing method is capable of providing an interface that can analyze a code and detect a security vulnerability in real time regardless of the language version of the code and an apparatus for implementing the method.Type: ApplicationFiled: June 29, 2022Publication date: January 5, 2023Inventors: Hyung Suk MOON, Hee Cheol PARK, Yoon Chan JHI, Jong Hwan LEE
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Patent number: 11465895Abstract: A cold water tank includes a tank body, a cover part connected to the tank body to cover an open top of the tank body, and a cooling unit disposed in the tank body to cool water stored inside the tank body so as to make cold water. The cover part is configured to have an air layer formed therein, thereby minimizing or preventing the occurrence of condensation.Type: GrantFiled: July 8, 2019Date of Patent: October 11, 2022Assignee: COWAY Co., Ltd.Inventors: Jong-Hwan Lee, Hee-Do Jung, Hyun-Goo Kim, Yoo-Won Oh, Hyun-Woo Lee, Chung-Lae Kim, Chan-Jung Park, Woong Jung
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Patent number: 11433354Abstract: A water purifier includes a water purifier body, a filter bracket provided inside the water purifier body, a pump unit provided inside the water purifier body and including a pump connected to a main water purifying filter installed in the filter bracket, and a vibration transmission-preventing unit which, while the main water purifying filter is installed in the filter bracket, ensures the transmission, to the filter bracket and the water purifier body, of vibrations due to the pressure difference between the pump and the main water purifying filter when water is supplied to the main water purifying filter by means of the pump is reduced by a filter vibration-damping member.Type: GrantFiled: July 8, 2019Date of Patent: September 6, 2022Assignee: COWAY Co., Ltd.Inventors: Jong-Hwan Lee, Hee-Do Jung, Hyun-Goo Kim, Yoo-Won Oh, Chan-Jung Park, Woong Jung
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Patent number: 11422942Abstract: A memory system includes a memory device configured to store a piece of data in a location which is distinguished by a physical address and a controller configured to generate a piece of map data associating a logical address, inputted along with a request from an external device, with the physical address and to transfer a response including the piece of map data to the external device.Type: GrantFiled: April 2, 2020Date of Patent: August 23, 2022Assignee: SK hynix Inc.Inventors: Eu-Joon Byun, Jong-Hwan Lee, Byung-Jun Kim
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Publication number: 20220254310Abstract: A gate driving circuit including a controller for providing a first carry signal to a control node, a first pull-up portion for outputting a first clock signal as a first gate signal in accordance with a signal provided to the control node, and a second pull-up portion for outputting a second clock signal with a phase that is different from the first clock signal as a second gate signal in accordance with the signal provided to the control node.Type: ApplicationFiled: April 25, 2022Publication date: August 11, 2022Inventors: Kang Nam KIM, You Mee HYUN, Beom Jun KIM, Jong Hwan LEE, Sung Hoon LIM, Duc Han CHO
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Patent number: 11403012Abstract: A memory system may include: a memory device suitable for storing data; and a controller suitable for controlling the memory device. The controller may include: a power manager suitable for deciding whether to operate in a power saving mode based on current time; a phase locked loop suitable for generating a clock whose frequency is lowered depending on the deciding whether to operate in the power saving mode; and a processor suitable for operating at speed based on the clock.Type: GrantFiled: November 13, 2019Date of Patent: August 2, 2022Assignee: SK hynix Inc.Inventor: Jong-Hwan Lee