Patents by Inventor Yong-Hwa Lee
Yong-Hwa 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: 20250157733Abstract: A multilayer electronic component according to an example embodiment of the present disclosure may include: a body including a dielectric layer and internal electrodes; external electrodes disposed on the third and fourth surfaces; and side margin portions disposed on the fifth and sixth surfaces, and the cover portion and the side margin portion may include titanium (Ti) and gallium (Ga), and a ratio (B/A) of the number of moles (B) of gallium (Ga) compared to 100 moles of titanium (Ti) included in the side margin portion to the number of moles (A) of gallium (Ga) compared to 100 moles of titanium (Ti) included in the cover portion may satisfy 1.5?B/A.Type: ApplicationFiled: September 6, 2024Publication date: May 15, 2025Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dae Jin Shim, Jung Jin Park, Hyo Sung Choi, Ho Sam Choi, Seung Yong Lee, Yong Hwa Lee, Hyo Sub Kim, Jong Ho Lee
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Publication number: 20250157743Abstract: A multilayer electronic component includes: a body including a capacitance formation portion including a dielectric layer and internal electrodes alternately disposed with the dielectric layer in a first direction, and a cover portion disposed on upper and bottom surfaces of the capacitance formation portion in the first direction; and an external electrode disposed on the body, and the cover portion may include titanium (Ti), gallium (Ga), and phosphorus (P), and a molar amount of gallium (Ga) with respect to 100 moles of titanium (Ti) included in the cover portion may be 0.3 moles or more and 6.0 moles or less.Type: ApplicationFiled: October 21, 2024Publication date: May 15, 2025Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jung Jin PARK, Ho Sam CHOI, Dae Jin SHIM, Hyo Sung CHOI, Seung Yong LEE, Yong Hwa LEE, Jin Bok SHIN, Hyo Sub KIM, Dong Jun JUNG, Jong Ho LEE
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Patent number: 12255019Abstract: A multilayer electronic component includes: a body including a capacitance forming portion in which dielectric layers and internal electrodes are alternately disposed in a first direction, and cover portions disposed on an upper surface and a lower surface of the capacitance forming portion, respectively, in the first direction; and external electrodes disposed on the body, wherein the cover portion includes a plurality of dielectric grains and a plurality of pores, and Gn/Pn is more than 10 and less than 30, in which Gn is the number of dielectric grains included in the cover portion and Pn is the number of pores included in the cover portion.Type: GrantFiled: April 11, 2024Date of Patent: March 18, 2025Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Bok Shin, Yu Ra Shin, Seung Yong Lee, Jung Hyun An, Yong Hwa Lee, Da Hyeon Go, Choong Seop Jeon, Min Soo Kim
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Patent number: 12157475Abstract: An apparatus for calculating torque of a vehicle for exiting drift driving may include a processor and a non-transitory computer-readable storage medium storing a program which, when executed by the processor, causes: determining a driver's intention to exit drift driving based on an opening degree of an accelerator pedal and a steering angle; and calculating target torque of a front wheel motor based on the opening degree of the accelerator pedal when the driver's intention to exit drift driving is determined.Type: GrantFiled: March 25, 2022Date of Patent: December 3, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Han Seon Ga, Sang Wook Han, Ki Soo Park, Yong Hwa Lee, Woo Pyeong Seo, Jin Seok Song, Ho Wook Lee, So Ra Jang
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Publication number: 20240379292Abstract: A multilayer electronic component includes a body including a capacitance forming portion including a dielectric layer and an internal electrode alternately disposed in a first direction, and cover portions disposed on both end surfaces of the capacitance forming portion in the first direction, respectively, and including a first surface and a second surface opposing each other in the first direction, a third surface and a fourth surface opposing each other in a second direction, and a fifth surface and a sixth surface opposing each other in a third direction; external electrodes disposed on the third and fourth surfaces of the body, respectively; and side margin portions disposed on the fifth and sixth surfaces of the body, respectively. At least one of the capacitance forming portion, the cover portion, or the side margin portions includes a secondary phase including gallium (Ga).Type: ApplicationFiled: March 15, 2024Publication date: November 14, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyun Sik Chae, Ji Hyeon Lee, Eun Jung Lee, Jong Ho Lee, Yong Hwa Lee, Min Soo Kim, Dong Jun Jung, Hyo Sub Kim
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Publication number: 20240359671Abstract: A braking control apparatus includes a driving information detector configured to detect a braking request from a driver while a vehicle is driving; and a vehicle controller configured to control a braking torque of the vehicle in response to the braking request from the driver, wherein the braking torque includes a regenerative braking torque formed by a motor and a hydraulic braking torque formed by a hydraulic brake, and wherein the vehicle controller is configured to perform regenerative braking using an initial regenerative braking torque determined by the braking request from the driver, using an initial regenerative braking torque determined by the braking request from the driver, and when wheel-slippage occurs, the vehicle controller reduces the regenerative braking torque to be less than the initial regenerative braking torque.Type: ApplicationFiled: September 22, 2023Publication date: October 31, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Kyung Ho YOON, Yong Hwa LEE, Ho Wook LEE, Ki Young KIM
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Publication number: 20240258031Abstract: A multilayer electronic component includes: a body including a capacitance forming portion in which dielectric layers and internal electrodes are alternately disposed in a first direction, and cover portions disposed on an upper surface and a lower surface of the capacitance forming portion, respectively, in the first direction; and external electrodes disposed on the body, wherein the cover portion includes a plurality of dielectric grains and a plurality of pores, and Gn/Pn is more than 10 and less than 30, in which Gn is the number of dielectric grains included in the cover portion and Pn is the number of pores included in the cover portion.Type: ApplicationFiled: April 11, 2024Publication date: August 1, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Bok SHIN, Yu Ra SHIN, Seung Yong LEE, Jung Hyun AN, Yong Hwa LEE, Da Hyeon GO, Choong Seop JEON, Min Soo KIM
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Publication number: 20240170213Abstract: A multilayer electronic component includes: a body including a dielectric layer and an internal electrode; and an external electrode disposed outside the body and connected to the internal electrode, in which the dielectric layer includes a plurality of dielectric crystal grains, and at least one of the plurality of dielectric crystal grains includes a core-shell structure including an inner core area and a shell area covering at least a portion of the core area, and 90% or more of the plurality of dielectric crystal grains satisfy an average size of 170.0 nm to 190.0 nm, and a maximum deviation of sizes of the dielectric crystal grains satisfies ±60.0 nm compared to an average size of the dielectric crystal grains.Type: ApplicationFiled: April 14, 2023Publication date: May 23, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Seung Yong Lee, Dong Chan Seo, Yong Hwa Lee, Sang Jin Park, Jin Bok Shin
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Patent number: 11984264Abstract: A multilayer electronic component includes: a body including a capacitance forming portion in which dielectric layers and internal electrodes are alternately disposed in a first direction, and cover portions disposed on an upper surface and a lower surface of the capacitance forming portion, respectively, in the first direction; and external electrodes disposed on the body, wherein the cover portion includes a plurality of dielectric grains and a plurality of pores, and Gn/Pn is more than 10 and less than 30, in which Gn is the number of dielectric grains included in the cover portion and Pn is the number of pores included in the cover portion.Type: GrantFiled: October 27, 2021Date of Patent: May 14, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Bok Shin, Yu Ra Shin, Seung Yong Lee, Jung Hyun An, Yong Hwa Lee, Da Hyeon Go, Choong Seop Jeon, Min Soo Kim
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Publication number: 20230166741Abstract: An apparatus for calculating torque of a vehicle for exiting drift driving may include a processor and a non-transitory computer-readable storage medium storing a program which, when executed by the processor, causes: determining a driver's intention to exit drift driving based on an opening degree of an accelerator pedal and a steering angle; and calculating target torque of a front wheel motor based on the opening degree of the accelerator pedal when the driver's intention to exit drift driving is determined.Type: ApplicationFiled: March 25, 2022Publication date: June 1, 2023Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Han Seon GA, Sang Wook HAN, Ki Soo PARK, Yong Hwa LEE, Woo Pyeong SEO, Jin Seok SONG, Ho Wook LEE, So Ra JANG
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Publication number: 20230150372Abstract: A an apparatus of controlling a braking of a vehicle traveling in track mode includes a driving information detector configured to detect a braking request from a driver while the vehicle is driving; and a vehicle controller configured to, when the braking request is detected, control the braking of the vehicle according to a total required torque in response to the detected braking request, wherein the total required torque is a sum of a regenerative braking torque by a motor of the vehicle and a friction braking torque by a brake of the vehicle, wherein the vehicle controller is configured to decrease braking force by friction braking by relatively decreasing friction braking torque by increasing the regenerative braking torque of the total required torque, and wherein the regenerative braking torque is greater than a regenerative braking torque in non-track mode.Type: ApplicationFiled: May 9, 2022Publication date: May 18, 2023Applicants: HYUNDAI MOTOR COMPANY, Kia CorporationInventors: Yong Hwa LEE, Kyung Ho YOON, Ho Wook LEE, Gwi Chul KIM
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Publication number: 20220208452Abstract: A multilayer electronic component includes: a body including a capacitance forming portion in which dielectric layers and internal electrodes are alternately disposed in a first direction, and cover portions disposed on an upper surface and a lower surface of the capacitance forming portion, respectively, in the first direction; and external electrodes disposed on the body, wherein the cover portion includes a plurality of dielectric grains and a plurality of pores, and Gn/Pn is more than 10 and less than 30, in which Gn is the number of dielectric grains included in the cover portion and Pn is the number of pores included in the cover portion.Type: ApplicationFiled: October 27, 2021Publication date: June 30, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Bok SHIN, Yu Ra SHIN, Seung Yong LEE, Jung Hyun AN, Yong Hwa LEE, Da Hyeon GO, Choong Seop JEON, Min Soo KIM
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Patent number: 10891074Abstract: A method of operating a key-value storage device includes a key-value storage device receiving from a host a first command including a first key, a first value, and a first snapshot identification (ID), the key-value storage device generating a first snapshot entry including the first snapshot ID, the first key, and a first physical address in a non-volatile memory device at which the first value is written, in response to the received first command, receiving from the host a second command including the first key, a second value, and a second snapshot ID, and in response to the received second command, the key-value storage device generating a second snapshot entry including the second snapshot ID, the first key, and a second physical address in the non-volatile memory device at which the second value is written.Type: GrantFiled: August 6, 2018Date of Patent: January 12, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Yong-Hwa Lee, Young-Ho Park, Byung-Ki Lee, Hyung-Chul Jang, Je-Kyeom Jeon, Sung-Kug Cho
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Publication number: 20190087130Abstract: A method of operating a key-value storage device includes a key-value storage device receiving from a host a first command including a first key, a first value, and a first snapshot identification (ID), the key-value storage device generating a first snapshot entry including the first snapshot ID, the first key, and a first physical address in a non-volatile memory device at which the first value is written, in response to the received first command, receiving from the host a second command including the first key, a second value, and a second snapshot ID, and in response to the received second command, the key-value storage device generating a second snapshot entry including the second snapshot ID, the first key, and a second physical address in the non-volatile memory device at which the second value is written.Type: ApplicationFiled: August 6, 2018Publication date: March 21, 2019Inventors: YONG-HWA LEE, YOUNG-HO PARK, BYUNG-KI LEE, HYUNG-CHUL JANG, JE-KYEOM JEON, SUNG-KUG CHO
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Patent number: 9822104Abstract: Disclosed are taxifolin derivative with superior antioxidant effect, a method of synthesizing the same and a cosmetic composition containing the same. In accordance with the method, taxifolin derivatives having higher antioxidant activity than taxifolin can be synthesized using lipoic acid. As such, a novel taxifolin derivative synthesized according to the present invention can exhibit anti-aging effects when used for cosmetics and the like.Type: GrantFiled: August 9, 2016Date of Patent: November 21, 2017Assignee: Yeomyung Biochem Co., Ltd.Inventors: Jae Duk Lee, Hyun Jin An, Da Hye Park, Yong Sub Yi, Yong Hwa Lee
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Publication number: 20170217944Abstract: Disclosed are taxifolin derivative with superior antioxidant effect, a method of synthesizing the same and a cosmetic composition containing the same. In accordance with the method, taxifolin derivatives having higher antioxidant activity than taxifolin can be synthesized using lipoic acid. As such, a novel taxifolin derivative synthesized according to the present invention can exhibit anti-aging effects when used for cosmetics and the like.Type: ApplicationFiled: August 9, 2016Publication date: August 3, 2017Applicant: Yeomyung Biochem Co., LtdInventors: Jae Duk LEE, Hyun Jin AN, Da Hye PARK, Yong Sub YI, Yong Hwa LEE
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Patent number: 9666734Abstract: The present invention relates to an emitter wrap-through solar cell and a method for preparing the same. The solar cell according to the present invention has a structure that may minimize generation of leakage current and minimize energy conversion efficiency measurement error. And, the preparation method of a solar cell according to the present invention may easily confirm the alignment state of the electrode, and thus, provide more improved productivity.Type: GrantFiled: May 14, 2013Date of Patent: May 30, 2017Assignee: Hanwha Chemical CorporationInventors: Woo-Won Jung, Jae Eock Cho, Hong Gu Lee, Deoc Hwan Hyun, Yong Hwa Lee
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Patent number: 9093580Abstract: Provided is a method of manufacturing a solar cell, wherein a solar cell is manufactured by combining a damage removal etching process, a texturing process and an edge isolation process. The method is advantageous in that RIE and DRE are conducted, and then DRE/PSG and/or an edge isolation removal process are simultaneously conducted, so that the movement of a substrate (that is, a wafer) is minimized, thereby reducing the damage rate of the substrate.Type: GrantFiled: February 24, 2012Date of Patent: July 28, 2015Assignee: HANWHA CHEMICAL CORPORATIONInventors: Deoc Hwan Hyun, Jae Eock Cho, Dong Ho Lee, Gui Ryong Ahn, Hyun Cheol Ryu, Yong Hwa Lee, Gang II Kim
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Publication number: 20150129026Abstract: The present invention relates to an emitter wrap-through solar cell and a method for preparing the same. The solar cell according to the present invention has a structure that may minimize generation of leakage current and minimize energy conversion efficiency measurement error. And, the preparation method of a solar cell according to the present invention may easily confirm the alignment state of the electrode, and thus, provide more improved productivity.Type: ApplicationFiled: May 14, 2013Publication date: May 14, 2015Applicant: Hanwha Chemical CorporationInventors: Woo-Won Jung, Jae Eock Cho, Hong Gu Lee, Deoc Hwan Hyun, Yong Hwa Lee
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Publication number: 20140069498Abstract: Provided is a solar cell, including: a semiconductor substrate having a p-n junction; an antireflection film formed on at least one side of the semiconductor substrate; first electrodes formed on the antireflection film; and second electrodes covering the first electrodes, wherein only the first electrodes selectively penetrate the antireflection film and is thus connected with the semiconductor substrate by a punch through process.Type: ApplicationFiled: March 13, 2012Publication date: March 13, 2014Applicant: HANWHA CHEMICAL CORPORATIONInventors: Jae Eock Cho, Yong Hwa Lee, Dong Ho Lee, Hyun Cheol Ryu, Gang Il Kim, Deoc Hwan Hyun