Patents by Inventor Hwan-Soo Lee
Hwan-Soo 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: 20240107869Abstract: A display device includes a display area, a test pad, a plurality of first test transistors, and at least one outline. The display area includes pixels coupled to data lines and scan lines. The test pad receives a test signal. The first test transistors are coupled between the data lines of the display area and the test pad. The at least one outline is coupled between one of the first test transistors and the test pad. The at least one outline is located in a non-display area outside the display area.Type: ApplicationFiled: December 4, 2023Publication date: March 28, 2024Applicant: Samsung Display Co., Ltd.Inventors: Won-Kyu KWAK, Hwan-Soo JANG, Jae-Yong LEE
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Patent number: 11881345Abstract: A coil component includes a body, an internal insulating layer disposed in the body, and a coil portion disposed on the internal insulating layer. The coil portion includes first and second coil patterns disposed on opposing surfaces of the internal insulating layer, respectively, first main and first auxiliary lead-out portions extending from the first coil pattern and respectively exposed to a front surface and one side surface of the body connected to each other, and second main and second auxiliary lead-out portions extending from the second coil pattern and respectively exposed to a rear surface and another side surface of the body connected to each other.Type: GrantFiled: May 3, 2019Date of Patent: January 23, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gun Woo Koo, Sung Min Song, Hwan Soo Lee, Hwi Dae Kim
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Patent number: 11495395Abstract: An inductor includes a body including a support member including a through-hole, an internal coil disposed on the support member, and an encapsulant encapsulating the support member and the internal coil; and an external electrode disposed on an external surface of the body and connected to the internal coil. The external electrode includes a conductive resin layer and a double conductive layer of a first conductive layer and a second conductive layer, disposed between the conductive resin layer and the internal coil.Type: GrantFiled: November 2, 2018Date of Patent: November 8, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Min Song, Hwan Soo Lee, Yoon Hee Cho, Yong Choon Park
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Publication number: 20220351883Abstract: A coil component includes a support member, an internal coil supported by the support member and including a plurality of coil patterns, and external electrodes connected to the internal coil and including a first layer in contact with the internal coil and a second layer disposed on the first layer. The second layer is a composite layer including a conductive material and a resin. The support member includes first and second surfaces facing the external electrodes, respectively, and one or more of at least a portion of the first surface and at least a portion of the second surface are configured as cut surfaces.Type: ApplicationFiled: July 18, 2022Publication date: November 3, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwan Soo LEE, Yoon Hee CHO, Sung Min SONG
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Patent number: 11424058Abstract: A coil component includes a support member, an internal coil supported by the support member and including a plurality of coil patterns, and external electrodes connected to the internal coil and including a first layer in contact with the internal coil and a second layer disposed on the first layer. The second layer is a composite layer including a conductive material and a resin. The support member includes first and second surfaces facing the external electrodes, respectively, and one or more of at least a portion of the first surface and at least a portion of the second surface are configured as cut surfaces.Type: GrantFiled: July 10, 2018Date of Patent: August 23, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwan Soo Lee, Yoon Hee Cho, Sung Min Song
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Patent number: 11282637Abstract: An inductor includes a body including a substrate, a coil portion, including a top coil and a bottom coil disposed on one surface and the other surface of the substrate, respectively, and an encapsulation portion encapsulating the substrate and the coil portion, a first terminal electrode, disposed on a bottom surface of the body and connected to the top coil, and a second terminal electrode disposed on the bottom surface of the body and connected to the bottom coil, a third terminal electrode disposed between the first and second terminal electrodes and disposed on the bottom surface of the body, and a shielding layer disposed to cover the body. The shielding layer is connected to the third terminal electrode.Type: GrantFiled: March 18, 2019Date of Patent: March 22, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gun Woo Koo, Sung Min Song, Hwan Soo Lee
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Patent number: 11244784Abstract: An inductor includes a body including a substrate, a coil portion, including a top coil and a bottom coil disposed on one surface and the other surface of the substrate, respectively, and an encapsulation portion encapsulating the substrate and the coil portion, a first terminal electrode, disposed on a bottom surface of the body and connected to the top coil, and a second terminal electrode disposed on the bottom surface of the body and connected to the bottom coil, a third terminal electrode disposed between the first and second terminal electrodes and disposed on the bottom surface of the body, and a shielding layer disposed to cover the body. The shielding layer is connected to the third terminal electrode.Type: GrantFiled: March 18, 2019Date of Patent: February 8, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gun Woo Koo, Sung Min Song, Hwan Soo Lee
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Patent number: 11056272Abstract: An inductor includes first and second external electrodes spaced apart from each other, a substrate disposed between the first and second external electrodes and having a first surface and a second surface opposing each other, and a conductive structure electrically connected to the first and second external electrodes. The conductive structure includes a first conductive pattern disposed on the first surface of the substrate, a second conductive pattern disposed on the second surface of the substrate, and at least one reinforcing portion. The first conductive pattern has a first side facing the first external electrode, the second conductive pattern has a second side facing the second external electrode, and the at least one reinforcing portion is electrically connected to at least one of the first and second sides and is interposed between the substrate and at least one of the first and second external electrodes.Type: GrantFiled: August 28, 2018Date of Patent: July 6, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Min Song, Yoon Hee Cho, Hwan Soo Lee
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Patent number: 11017926Abstract: A coil component includes a body including a coil including lead portions at both ends thereof and a magnetic material sealing the coil and external electrodes disposed on outer surfaces of the body and connected to the lead portions, respectively. An outer surface of the coil including at least one of an upper surface, a lower surface, and a side surface of the coil includes a surface area increasing portion.Type: GrantFiled: June 25, 2018Date of Patent: May 25, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwan Soo Lee, Sung Min Song, Yoon Hee Cho
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Patent number: 10861637Abstract: A coil component includes a support member, an internal coil supported by the support member, and external electrodes connected to the internal coil. The external electrodes may each include a first layer coming into contact with the internal coil and a second layer disposed on a surface of the first layer. The first layer may serve as a buffer layer for improving a contact property between the internal coil and the external electrode. The second layer may be disposed to come into at least partial contact with a first end portion of the support member and a second end portion of the support member.Type: GrantFiled: November 28, 2017Date of Patent: December 8, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwan Soo Lee, Han Wool Ryu, Hyo Chan Oh, Jin Ho Ku, Byoung Hwa Lee
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Publication number: 20200279687Abstract: A coil component includes a body, an internal insulating layer disposed in the body, and a coil portion disposed on the internal insulating layer. The coil portion includes first and second coil patterns disposed on opposing surfaces of the internal insulating layer, respectively, first main and first auxiliary lead-out portions extending from the first coil pattern and respectively exposed to a front surface and one side surface of the body connected to each other, and second main and second auxiliary lead-out portions extending from the second coil pattern and respectively exposed to a rear surface and another side surface of the body connected to each other.Type: ApplicationFiled: May 3, 2019Publication date: September 3, 2020Inventors: Gun Woo KOO, Sung Min SONG, Hwan Soo LEE, Hwi Dae KIM
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Patent number: 10741320Abstract: A coil component includes: a coil part including a coil conductor; and a body formed adjacently to the coil part and including first and second magnetic powder particles having different average particle sizes, wherein an average particle size of the first magnetic powder particles is smaller than an interval between adjacent patterns of the coil conductor, and an average particle size of the second magnetic powder particles is greater than the interval between the adjacent patterns of the coil conductor.Type: GrantFiled: November 29, 2017Date of Patent: August 11, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwan Soo Lee, Yoon Hee Cho, Sung Min Song
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Patent number: 10718824Abstract: An apparatus for checking an inductor includes a detector outputting a detection signal including information corresponding to a parallel resistance component of a checking target inductor; and a determiner receiving the detection signal and determining whether the checking target inductor is satisfactory based on a magnitude of the parallel resistance component.Type: GrantFiled: June 27, 2018Date of Patent: July 21, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gun Woo Koo, Hwan Soo Lee, Jong Woo Han
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Patent number: 10600550Abstract: A coil component includes a body having a volume of 2.4 mm3 or less and including at least one coil member embedded therein, and first and second external electrodes partially or entirely formed on first and second surfaces of the body opposing each other, respectively, wherein the product of inductance Ls (?H) and S/l (mm) is 0.45 (?H·mm) or more to 0.75 (?H·mm) or less in which S (mm2) is an area of regions of the first and second external electrodes disposed on the first and second surfaces of the body, and 1 (mm) is a minimum spaced distance between the first and second external electrodes formed on the first and second surfaces of the body.Type: GrantFiled: January 9, 2018Date of Patent: March 24, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hwan Soo Lee, Yoon Hee Cho, Sung Min Song
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Publication number: 20200066439Abstract: An inductor includes a body including a substrate, a coil portion, including a top coil and a bottom coil disposed on one surface and the other surface of the substrate, respectively, and an encapsulation portion encapsulating the substrate and the coil portion, a first terminal electrode, disposed on a bottom surface of the body and connected to the top coil, and a second terminal electrode disposed on the bottom surface of the body and connected to the bottom coil, a third terminal electrode disposed between the first and second terminal electrodes and disposed on the bottom surface of the body, and a shielding layer disposed to cover the body. The shielding layer is connected to the third terminal electrode.Type: ApplicationFiled: March 18, 2019Publication date: February 27, 2020Inventors: Gun Woo Koo, Sung Min Song, Hwan Soo Lee
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Publication number: 20190333688Abstract: An inductor includes a body including a support member including a through-hole, an internal coil disposed on the support member, and an encapsulant encapsulating the support member and the internal coil; and an external electrode disposed on an external surface of the body and connected to the internal coil. The external electrode includes a conductive resin layer and a double conductive layer of a first conductive layer and a second conductive layer, disposed between the conductive resin layer and the internal coil.Type: ApplicationFiled: November 2, 2018Publication date: October 31, 2019Inventors: Sung Min SONG, Hwan Soo LEE, Yoon Hee CHO, Yong Choon PARK
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Publication number: 20190244742Abstract: An inductor includes first and second external electrodes spaced apart from each other, a substrate disposed between the first and second external electrodes and having a first surface and a second surface opposing each other, and a conductive structure electrically connected to the first and second external electrodes. The conductive structure includes a first conductive pattern disposed on the first surface of the substrate, a second conductive pattern disposed on the second surface of the substrate, and at least one reinforcing portion. The first conductive pattern has a first side facing the first external electrode, the second conductive pattern has a second side facing the second external electrode, and the at least one reinforcing portion is electrically connected to at least one of the first and second sides and is interposed between the substrate and at least one of the first and second external electrodes.Type: ApplicationFiled: August 28, 2018Publication date: August 8, 2019Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Min SONG, Yoon Hee CHO, Hwan Soo LEE
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Publication number: 20190195935Abstract: An apparatus for checking an inductor includes a detector outputting a detection signal including information corresponding to a parallel resistance component of a checking target inductor; and a determiner receiving the detection signal and determining whether the checking target inductor is satisfactory based on a magnitude of the parallel resistance component.Type: ApplicationFiled: June 27, 2018Publication date: June 27, 2019Inventors: Gun Woo KOO, Hwan Soo LEE, Jong Woo HAN
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Publication number: 20190122795Abstract: A coil component includes a body including a coil including lead portions at both ends thereof and a magnetic material sealing the coil and external electrodes disposed on outer surfaces of the body and connected to the lead portions, respectively. An outer surface of the coil including at least one of an upper surface, a lower surface, and a side surface of the coil includes a surface area increasing portion.Type: ApplicationFiled: June 25, 2018Publication date: April 25, 2019Inventors: Hwan Soo LEE, Sung Min SONG, Yoon Hee CHO
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Publication number: 20190096552Abstract: A coil component includes a support member, an internal coil supported by the support member and including a plurality of coil patterns, and external electrodes connected to the internal coil and including a first layer in contact with the internal coil and a second layer disposed on the first layer. The second layer is a composite layer including a conductive material and a resin. The support member includes first and second surfaces facing the external electrodes, respectively, and one or more of at least a portion of the first surface and at least a portion of the second surface are configured as cut surfaces.Type: ApplicationFiled: July 10, 2018Publication date: March 28, 2019Inventors: Hwan Soo Lee, Yoon Hee Cho, Sung Min Song