Patents by Inventor Wan Suk Yang
Wan Suk Yang 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: 20230135896Abstract: A tantalum capacitor includes: a tantalum body including tantalum powder and having a tantalum wire exposed to one end surface; a molded portion having fifth and sixth surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and first and second direction opposing each other in a third direction, and disposed to surround the tantalum body; an anode lead frame exposed to the second surface of the molded portion and electrically connected to the tantalum wire; and a cathode lead frame spaced apart from the anode lead frame and exposed to the second surface of the molded portion. The anode lead frame includes a first connection portion and a first bent portion, and the first bent portion forms an angle of inclination, ranging from 70° or more to 80° or less, to a side of the tantalum body with respect to the first connection portion.Type: ApplicationFiled: May 2, 2022Publication date: May 4, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Wan Suk YANG, Hong Kyu SHIN, Choon Woo LEE
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Patent number: 11322309Abstract: A tantalum capacitor includes: a tantalum body including tantalum, and having a tantalum wire in which a distance from a lower surface of the tantalum body is closer than a distance from an upper surface of the tantalum body; an insulating member on which the tantalum body is disposed; an encapsulation portion; an anode terminal including an upper anode and connected to the tantalum wire, a lower anode pattern, and an anode connection portion connecting the upper anode pattern and the lower anode pattern; and a cathode terminal including an upper cathode pattern and connected to the tantalum body, a lower cathode pattern disposed on a lower surface of the insulating member to be spaced apart from the lower anode pattern, and a cathode connection portion connecting the upper cathode pattern and the lower cathode pattern.Type: GrantFiled: May 22, 2020Date of Patent: May 3, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hun Choi Jung, Wan Suk Yang, Tae Hun Kang, Yeong Su Cho
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Patent number: 11315738Abstract: A tantalum capacitor includes: a tantalum body having a tantalum wire exposed from one surface of the tantalum body; a molded portion including first and second surfaces opposing in a thickness direction, third and fourth surfaces opposing in a width direction, and fifth and sixth surfaces opposing in a longitudinal direction, the molded portion surrounding the tantalum body; an anode lead frame including an anode connection member and an anode terminal, which are connected to the tantalum wire, exposed through the second surface of the molded portion; and a cathode lead frame spaced apart from the anode lead frame, and exposed through the second surface of the molded portion, wherein end portions of the tantalum wire, the anode connection member, and the anode terminal in the longitudinal direction are on a same plane.Type: GrantFiled: May 18, 2020Date of Patent: April 26, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hun Chol Jung, Wan Suk Yang, Yeong Su Cho
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Patent number: 11170939Abstract: A tantalum capacitor includes a tantalum body including tantalum powder, and having a tantalum wire exposed to one end surface; a molding portion including fifth and sixth surfaces opposed in a first direction, third and fourth surfaces opposed in a second direction, and first and second surfaces opposed in a third direction, and formed to surround the tantalum body; an anode lead frame exposed to the second surface of the molding portion, and connected to the tantalum wire; and a cathode lead frame spaced apart from the anode lead frame, and exposed to the second surface of the molding portion. The anode lead frame includes a first connection portion and a first bent portion, and the first bent portion forms an inclination angle within a range of less than 70° toward the tantalum body, based on the first connection portion.Type: GrantFiled: January 31, 2020Date of Patent: November 9, 2021Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hun Chol Jung, Hong Kyu Shin, Wan Suk Yang, Ji Han Seo, Young June Lee
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Publication number: 20210183585Abstract: A tantalum capacitor includes: a tantalum body having a tantalum wire exposed from one surface of the tantalum body; a molded portion including first and second surfaces opposing in a thickness direction, third and fourth surfaces opposing in a width direction, and fifth and sixth surfaces opposing in a longitudinal direction, the molded portion surrounding the tantalum body; an anode lead frame including an anode connection member and an anode terminal, which are connected to the tantalum wire, exposed through the second surface of the molded portion; and a cathode lead frame spaced apart from the anode lead frame, and exposed through the second surface of the molded portion, wherein end portions of the tantalum wire, the anode connection member, and the anode terminal in the longitudinal direction are on a same plane.Type: ApplicationFiled: May 18, 2020Publication date: June 17, 2021Inventors: Hun Chol Jung, Wan Suk Yang, Yeong Su Cho
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Publication number: 20210159021Abstract: A tantalum capacitor includes: a tantalum body including tantalum, and having a tantalum wire in which a distance from a lower surface of the tantalum body is closer than a distance from an upper surface of the tantalum body; an insulating member on which the tantalum body is disposed; an encapsulation portion; an anode terminal including an upper anode and connected to the tantalum wire, a lower anode pattern, and an anode connection portion connecting the upper anode pattern and the lower anode pattern; and a cathode terminal including an upper cathode pattern and connected to the tantalum body, a lower cathode pattern disposed on a lower surface of the insulating member to be spaced apart from the lower anode pattern, and a cathode connection portion connecting the upper cathode pattern and the lower cathode pattern.Type: ApplicationFiled: May 22, 2020Publication date: May 27, 2021Inventors: Hun Chol JUNG, Wan Suk YANG, Tae Hun KANG, Yeong Su CHO
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Publication number: 20210043391Abstract: A tantalum capacitor includes a tantalum body including tantalum powder, and having a tantalum wire exposed to one end surface; a molding portion including fifth and sixth surfaces opposed in a first direction, third and fourth surfaces opposed in a second direction, and first and second surfaces opposed in a third direction, and formed to surround the tantalum body; an anode lead frame exposed to the second surface of the molding portion, and connected to the tantalum wire; and a cathode lead frame spaced apart from the anode lead frame, and exposed to the second surface of the molding portion. The anode lead frame includes a first connection portion and a first bent portion, and the first bent portion forms an inclination angle within a range of less than 70° toward the tantalum body, based on the first connection portion.Type: ApplicationFiled: January 31, 2020Publication date: February 11, 2021Inventors: Hun Chol Jung, Hong Kyu Shin, Wan Suk Yang, Ji Han Seo, Young June Lee
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Patent number: 10475589Abstract: A tantalum capacitor includes a capacitor body; a tantalum wire protruding from one surface of the capacitor body; a molded part enclosing the capacitor body and the tantalum wire; an anode lead frame connected to the tantalum wire and exposed to an outer surface of the molded part; and a cathode lead frame disposed on an outer surface of the capacitor body and exposed to the outer surface of the molded part. The anode lead frame includes a bend portion.Type: GrantFiled: January 5, 2018Date of Patent: November 12, 2019Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Wan Suk Yang, Hong Kyu Shin, Kyoung Sup Choi, Woo Sung Lee
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Patent number: 10199174Abstract: There is provided a tantalum capacitor including: a tantalum capacitor body; a plurality of tantalum wires and an adhesive layer on a lower surface of the tantalum capacitor body; and a molding part enclosing the tantalum capacitor body, wherein the tantalum wire and the adhesive layer are connected to an anode lead frame and a cathode lead frame, respectively.Type: GrantFiled: March 25, 2015Date of Patent: February 5, 2019Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Bum Cho, Hong Kyu Shin, Hyun Sub Oh, Jeong Oh Hong, Hee Sung Choi, Wan Suk Yang
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Publication number: 20180144875Abstract: A tantalum capacitor includes a capacitor body; a tantalum wire protruding from one surface of the capacitor body; a molded part enclosing the capacitor body and the tantalum wire; an anode lead frame connected to the tantalum wire and exposed to an outer surface of the molded part; and a cathode lead frame disposed on an outer surface of the capacitor body and exposed to the outer surface of the molded part. The anode lead frame includes a bend portion.Type: ApplicationFiled: January 5, 2018Publication date: May 24, 2018Inventors: Wan Suk YANG, Hong Kyu SHIN, Kyoung Sup CHOI, Woo Sung LEE
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Patent number: 9837218Abstract: A composite electronic component includes: a tantalum capacitor, a multilayer ceramic capacitor, a sealing part, an anode lead frame, and a cathode lead frame, wherein the anode lead frame includes a step portion that does not contact a first external electrode of the multilayer ceramic capacitor, and the cathode lead frame includes a step portion that does not contact a second external electrode of the multilayer ceramic capacitor.Type: GrantFiled: October 5, 2015Date of Patent: December 5, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hong Kyu Shin, Wan Suk Yang, Hyun Sub Oh, Hyoung Sun Ham, Jae Hyuk Choi
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Patent number: 9711294Abstract: There are provided a tantalum capacitor having groove parts extended from a lower surface of a positive electrode terminal to an inner part of a wire connection part; and a method of manufacturing a tantalum capacitor, the method including: forming a wire connection part of a positive electrode terminal by applying pressure to a portion of a conductive metal plate upwardly from a bottom surface thereof.Type: GrantFiled: March 26, 2015Date of Patent: July 18, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hong Kyu Shin, Wan Suk Yang, Kyung Sup Choi
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Patent number: 9679701Abstract: A tantalum capacitor includes a capacitor body containing a tantalum powder and having a tantalum wire protruding to one side surface thereof, a molding part enclosing the tantalum wire and the capacitor body so as to allow an end portion of the tantalum wire to be exposed through one side surface thereof, a positive electrode terminal extended from one side surface of the molding part to a portion of a lower surface thereof and connected to the end portion of the tantalum wire, and a negative electrode terminal extended from the other side surface of the molding part to a portion of the lower surface thereof and connected to the other side surface of the capacitor body.Type: GrantFiled: June 26, 2014Date of Patent: June 13, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hong Kyu Shin, Wan Suk Yang, Hyun Sub Oh, Jae Bum Cho, Jeong Oh Hong
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Patent number: 9576740Abstract: A tantalum capacitor may include two tantalum wires exposed through two surfaces of a capacitor body opposing each other, first and second positive electrode terminals, connected to the tantalum wires, respectively, and disposed on two surfaces of a molded part opposing each other, and a negative electrode terminal disposed between the first and second positive electrode terminals. The negative electrode terminal may be electrically connected to the capacitor body by a via electrode or a pad electrode disposed between the negative electrode terminal and the capacitor body.Type: GrantFiled: October 7, 2014Date of Patent: February 21, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hong Kyu Shin, Jae Bum Cho, Jae Hyuk Choi, Wan Suk Yang, Hyoung Sun Ham, Hyun Sub Oh
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Publication number: 20160172125Abstract: A composite electronic component includes: a tantalum capacitor, a multilayer ceramic capacitor, a sealing part, an anode lead frame, and a cathode lead frame, wherein the anode lead frame includes a step portion that does not contact a first external electrode of the multilayer ceramic capacitor, and the cathode lead frame includes a step portion that does not contact a second external electrode of the multilayer ceramic capacitor.Type: ApplicationFiled: October 5, 2015Publication date: June 16, 2016Inventors: Hong Kyu SHIN, Wan Suk YANG, Hyun Sub OH, Hyoung Sun HAM, Jae Hyuk CHOI
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Publication number: 20160133389Abstract: A tantalum capacitor includes a capacitor body; a tantalum wire disposed on a surface of the capacitor body; an encapsulant part enclosing the capacitor body and the tantalum wire; an anode lead frame connected to the tantalum wire and exposed to an outer surface of the encapsulant part; and a cathode lead frame disposed on a surface of the capacitor body and exposed to the outer surface of the encapsulant part. The anode lead frame includes a pillow head part connected to the tantalum wire and an electrode plate connected to the pillow head part and exposed to the outer surface of the encapsulant part, and the pillow head part includes an etched surface.Type: ApplicationFiled: October 15, 2015Publication date: May 12, 2016Inventors: Wan Suk YANG, Hong Kyu SHIN, Kyoung Sup CHOI
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Publication number: 20160133390Abstract: A tantalum capacitor includes a capacitor body; a tantalum wire protruding from one surface of the capacitor body; a molded part enclosing the capacitor body and the tantalum wire; an anode lead frame connected to the tantalum wire and exposed to an outer surface of the molded part; and a cathode lead frame disposed on an outer surface of the capacitor body and exposed to the outer surface of the molded part. The anode lead frame includes a bend portion.Type: ApplicationFiled: October 16, 2015Publication date: May 12, 2016Inventors: Wan Suk YANG, Hong Kyu SHIN, Kyoung Sup CHOI, Woo Sung LEE
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Publication number: 20160133388Abstract: A tantalum capacitor includes a capacitor body; a tantalum wire disposed on a surface of the capacitor body; an encapsulant part enclosing the capacitor body and the tantalum wire; an anode lead frame connected to the tantalum wire and exposed to an outer surface of the encapsulant part; and a cathode lead frame disposed on a surface of the capacitor body and exposed to the outer surface of the encapsulant part. The anode lead frame includes a plating part connected to the tantalum wire and an electrode plate connected to the plating part and exposed to the outer surface of the encapsulant part.Type: ApplicationFiled: September 29, 2015Publication date: May 12, 2016Inventors: Wan Suk YANG, Hong Kyu SHIN, Kyoung Sup CHOI
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Patent number: 9336956Abstract: A tantalum capacitor includes a capacitor body containing tantalum powder and having a tantalum wire extending downwardly; a molded part enclosing the capacitor body and exposing an end portion of the tantalum wire; a positive electrode lead frame disposed on a lower surface of the molded part and connected to the end portion of the tantalum wire; a negative electrode lead frame disposed on the lower surface of the molded part; and a conductive adhesive layer disposed between the capacitor body and the negative electrode lead frame.Type: GrantFiled: March 14, 2014Date of Patent: May 10, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Bum Cho, Kyoung Sup Choi, Hong Kyu Shin, Jeong Oh Hong, Wan Suk Yang, Hyun Sub Oh
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Publication number: 20160118189Abstract: There is provided a tantalum capacitor including: a tantalum capacitor body; a plurality of tantalum wires and an adhesive layer on a lower surface of the tantalum capacitor body; and a molding part enclosing the tantalum capacitor body, wherein the tantalum wire and the adhesive layer are connected to an anode lead frame and a cathode lead frame, respectively.Type: ApplicationFiled: March 25, 2015Publication date: April 28, 2016Inventors: Jae Bum CHO, Hong Kyu SHIN, Hyun Sub OH, Jeong Oh HONG, Hee Sung CHOI, Wan Suk YANG