Patents by Inventor Hyun Hee Gu

Hyun Hee Gu 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).

  • Publication number: 20170287640
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and internal electrodes; and external electrodes disposed on external surfaces of the ceramic body, wherein the external electrodes include seed layers disposed on at least one surface of the ceramic body in a thickness direction, first electrode layers electrically connected to the internal electrodes and the seed layers, and plating layers disposed on the seed layers and the first electrode layers, respectively, and 0.8?T2/T1?1.2, where T1 is a thickness of each of the first electrode layers in a central region of the ceramic body in the thickness direction, and T2 is a thickness of each of the first electrode layers at a point at which an outermost internal electrode, among the internal electrodes, is positioned.
    Type: Application
    Filed: January 4, 2017
    Publication date: October 5, 2017
    Inventors: Hye Young CHOI, Jae Yeol CHOI, Hyun Hee GU, Bum Su KIM
  • Publication number: 20170278631
    Abstract: A capacitor includes a body having a first surface, a second surface, and a third surface and a fourth surface connecting the first surface to the second surface, and including a first internal electrode and a second internal electrode respectively having a first lead portion and a second lead portion exposed to the second surface, a first external electrode and a second external electrode formed on the second surface of the body, and electrically connected to the first internal electrode and the second internal electrode, respectively, and dummy electrodes formed on the third surface and the fourth surface of the body and extending from edges at which the second surface meets the third surface and the fourth surface.
    Type: Application
    Filed: October 18, 2016
    Publication date: September 28, 2017
    Inventors: Hye Young CHOI, Jae Yeol CHOI, Hyun Hee GU, Bum Su KIM
  • Patent number: 9743514
    Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and internal electrodes and having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, base electrode layers disposed on the ceramic body and including main portions connected to the internal electrodes and extension portions extending from the main portions, and resin electrode layers disposed on the base electrode layers while leaving end portions of the extension portions exposed. A width of the extension portion is narrower than a width of the outer surface of the ceramic body on which the extension portion is disposed, measured in a direction parallel to a width direction of the extension portion.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: August 22, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Hee Gu, Myung Jun Park, Hye Jin Jeong, Byoung Jin Chun, Young Sook Lee, Hye Young Choi, Chung Yeol Lee
  • Publication number: 20170127521
    Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.
    Type: Application
    Filed: October 7, 2016
    Publication date: May 4, 2017
    Inventors: Su Youn YOU, Jae Yeol CHOI, Hyun Hee GU, Byoung Jin CHUN
  • Patent number: 9514882
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body having internal electrodes formed therein; external electrodes formed on external surfaces of the ceramic body and connected to the internal electrodes; and buffer layers formed on contact surfaces between the internal electrodes and the external electrodes, among external surfaces of the ceramic body, in an interior direction of the ceramic body, wherein when a thickness of the internal electrode is denoted by Te, a number of laminated internal electrodes is denoted by N, a thickness of the buffer layer is denoted by t, and a width of a margin of the ceramic body in a length direction of the ceramic body is denoted by L, Te?0.6 ?m, N>200, and 3 ?m?t<L, so that the occurrence of radial cracks can be prevented and thus reliability can be improved.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: December 6, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Jun Jeon, Kyu Ha Lee, Hyun Hee Gu, Chang Hoon Kim, Myung Jun Park
  • Publication number: 20160314902
    Abstract: A multilayer ceramic capacitor includes a ceramic body including a plurality of dielectric layers and first and second internal electrodes; and first and second external electrodes connected to the first and second internal electrodes, respectively. The first and second external electrodes include: first and second connection layers including the same first conductive material as the first and second internal electrodes and formed on opposite surfaces of the ceramic body to be connected to the first and second internal electrodes, respectively; and first and second terminal layers including a second conductive material different from the first conductive material and formed on the opposite surfaces of the ceramic body to cover the first and second connection layers.
    Type: Application
    Filed: January 13, 2016
    Publication date: October 27, 2016
    Inventors: Kyoung No LEE, Hyun Hee GU, Kyu Ha LEE, Jun Hyeong KIM, Eun Joo CHOI
  • Publication number: 20160268044
    Abstract: A multilayer ceramic component is provided. The multilayer ceramic component includes a ceramic body including a plurality of ceramic laminates, each including a plurality of dielectric layers and a plurality of internal electrodes and having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, and a plurality of external electrodes including base electrode layers disposed on outer surfaces of the ceramic body and respectively connected to the internal electrodes of the ceramic laminates, and resin electrode layers disposed on the base electrode layers to expose at least portions of end portions of the base electrode layers, respectively.
    Type: Application
    Filed: September 22, 2015
    Publication date: September 15, 2016
    Inventors: Hyun Hee GU, Myung Jun PARK, Byoung Jin CHUN, Young Sook LEE, Hye Jin JEONG, Hye Young CHOI, Chung Yeol LEE
  • Patent number: 9439301
    Abstract: There is provided a multilayered chip electronic component including: a ceramic body including internal electrodes and dielectric layers; external electrodes covering both end surfaces of the ceramic body in a length direction; first plating layers forming the external electrodes and formed on outer surfaces of the ceramic body; non-conductive layers formed on outer side surfaces of the first plating layers; and second plating layers formed on regions of the first plating layers except for the non-conductive layers.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: September 6, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Jun Jeon, Byoung Hwa Lee, Hyun Hee Gu, Chang Hoon Kim, Young Ghyu Ahn
  • Publication number: 20160211074
    Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and internal electrodes and having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, base electrode layers disposed on the ceramic body and including main portions connected to the internal electrodes and extension portions extending from the main portions, and resin electrode layers disposed on the base electrode layers while leaving end portions of the extension portions exposed. A width of the extension portion is narrower than a width of the outer surface of the ceramic body on which the extension portion is disposed, measured in a direction parallel to a width direction of the extension portion.
    Type: Application
    Filed: July 8, 2015
    Publication date: July 21, 2016
    Inventors: Hyun Hee GU, Myung Jun PARK, Hye Jin JEONG, Byoung Jin CHUN, Young Sook LEE, Hye Young CHOI, Chung Yeol LEE
  • Patent number: 9343232
    Abstract: There is provided a conductive paste composition for an external electrode, the conductive paste composition including a polymer resin, spherical first conductive metal particles included in the polymer resin and being hollow in at least a portion thereof, and second conductive metal particles of a flake shape included in the polymer resin and being hollow in at least a portion thereof.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: May 17, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Hwan Han, Byoung Jin Chun, Kyung Pyo Hong, Hyun Hee Gu, Byung Jun Jeon
  • Patent number: 9318264
    Abstract: Disclosed herein is a multilayer ceramic device, including a device body; an inner electrode arranged in the device body; and an external electrode arranged at outside of the device body and being electrically connected to the inner electrode; wherein the external electrode includes: an inner layer covering the device body; an outer layer covering the inner layer and being exposed to the outside; and an intermediate layer arranged between the inner layer and the outer layer, and made of a mixture of a copper metal and a resin, a surface of the copper metal being coated with an oxide film.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: April 19, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hae Sock Chung, Doo Young Kim, Ki Won Kim, Tae Jin Jang, Hyun Hee Gu, Ji Hee Moon, Jin Hyung Lim, Youn Sik Jin, Byung Jun Jeon
  • Publication number: 20160104552
    Abstract: There is provided a conductive resin composition including epoxy resin, copper powder particles, and non-nitrogen-based hardeners.
    Type: Application
    Filed: December 18, 2015
    Publication date: April 14, 2016
    Inventors: Sung Koo KANG, Myung Jun PARK, Hyun Hee GU, Kyung Pyo HONG, Chang Hoon KIM
  • Patent number: 9305705
    Abstract: There is provided a multilayer ceramic electronic component including a ceramic body having internal electrodes formed therein, external electrodes formed on external surfaces of the ceramic body and connected to the internal electrodes, and a buffer layer formed on surfaces of contact between the internal electrodes and the external electrodes among external surfaces of the ceramic body, in an interior direction of the ceramic body, wherein when a thickness of the external electrode is denoted by T, a thickness of the buffer layer is denoted by t, a thickness of an active region is denoted by TA, and a thickness of the ceramic body is denoted by Tc, T?10 ?m, TA/TC>0.8, and t?5 ?m, so that a multilayer ceramic electronic component having excellent reliability may be realized.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: April 5, 2016
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Byung Jun Jeon, Kyu Ha Lee, Hyun Hee Gu, Chang Hoon Kim, Myung Jun Park
  • Publication number: 20160055961
    Abstract: A wire wound inductor and a manufacturing method thereof. A wire wound inductor in accordance with an aspect of the present invention includes a magnetic core, a coil being wound and installed in the magnetic core, and a conductive resin layer being formed on each of both ends of the magnetic core for electrical connection with the coil. The conductive resin layer includes a head covering a surface of the end of the magnetic core and a band being extended from the head to a lateral surface of the end of the magnetic core, and the head is formed to be relatively thinner than the band.
    Type: Application
    Filed: April 15, 2015
    Publication date: February 25, 2016
    Inventors: Hyun-Hee GU, Woo-Kyung SUNG, Young-Sook LEE, Byoung-Jin CHUN, Hye-Jin JEONG, Myung-Jun PARK, Jae-Hwan HAN
  • Publication number: 20160042857
    Abstract: There are provided a chip electronic component including: a magnetic body including an insulating substrate and a conductive coil pattern which is disposed on at least one surface of the insulating substrate; and external electrodes disposed on both end portions of the magnetic body to be connected to end portions of the conductive coil pattern, wherein each of the external electrodes includes a first plating layer disposed on an end surface of the magnetic body to be connected to the conductive coil pattern and a conductive resin layer covering the first plating layer and extended to main surfaces of the magnetic body.
    Type: Application
    Filed: March 13, 2015
    Publication date: February 11, 2016
    Inventors: Byoung Jin CHUN, Woo Kyung SUNG, Hyun Hee GU, Young Sook LEE, Hye Jin JEONG, Jae Hwan HAN
  • Patent number: 9251956
    Abstract: There is provided a conductive resin composition including epoxy resin, copper powder particles, and non-nitrogen-based hardeners.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: February 2, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Koo Kang, Myung Jun Park, Hyun Hee Gu, Kyung Pyo Hong, Chang Hoon Kim
  • Patent number: 9218909
    Abstract: There is provided a multi-layered ceramic electronic component including a ceramic body including a dielectric layer, first and second internal electrodes disposed within the ceramic body so as to face each other, having the dielectric layer interposed therebetween, and a first external electrode electrically connected to the first internal electrodes and a second external electrode electrically connected to the second internal electrodes, wherein the first and second external electrodes include a conductive metal and glass and further include a second phase material occupying an area of 1 to 80% with respect to an area of glass in the first and second external electrodes.
    Type: Grant
    Filed: May 14, 2013
    Date of Patent: December 22, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyu Ha Lee, Eun Joo Choi, Hye Seong Kim, Byung Jun Jeon, Hyun Hee Gu, Jeong Ryeol Kim, Seung Hee Yoo, Chang Joo Lee
  • Patent number: 9165712
    Abstract: There is provided a multilayer ceramic electronic component including: a ceramic main body; a plurality of internal electrodes; and external electrodes formed on outer surfaces of the ceramic main body and electrically connected to the internal electrodes, wherein an average thickness of the external electrodes is 10 ?m or less, and when a thickness of the external electrodes in a central portion of the ceramic main body in a thickness direction is Tc and a thickness of the external electrodes at a point spaced apart from a central portion of a capacitance formation region in a thickness direction by a distance equal to 25% of a thickness (S) of the capacitance formation region is T1, 0.8?|T1/Tc|?1.0 is satisfied.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: October 20, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Jun Jeon, Kyu Ha Lee, Hyun Hee Gu, Chang Hoon Kim, Myung Jun Park
  • Patent number: 9087644
    Abstract: A multilayer ceramic electronic component includes: a ceramic main body; a plurality of internal electrodes laminated within the ceramic main body; and external electrodes formed on outer surfaces of the ceramic main body and electrically connected to the internal electrodes, wherein an average thickness of the external electrodes is 10 ?m or less, and when a thickness of the external electrodes in a central portion of the ceramic main body in a width direction is Tc and a thickness of the external electrodes at a lateral edge of a printed surface region of the internal electrodes is T1, 0.5?|T1/Tc|?1.0 is satisfied.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: July 21, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Jun Jeon, Kyu Ha Lee, Hyun Hee Gu, Chang Hoon Kim, Myung Jun Park
  • Patent number: 9019690
    Abstract: There is provided a conductive resin composition including 10 to 50 wt % of a gel type silicon rubber such as polydimethylsiloxane (PDMS), and 50 to 90 wt % of conductive metal powder particles.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: April 28, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kyung Pyo Hong, Hyun Hee Gu, Byoung Jin Chun, Jae Hwan Han