Patents by Inventor Sang Huk Kim

Sang Huk Kim 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: 20150062774
    Abstract: There are provided a dielectric ceramic composition and a multilayer ceramic capacitor including the same. The dielectric ceramic composition according to embodiments of the present disclosure includes a base powder represented by xSrTiO3-(1?x)BiMO3 (M includes Mg and Ti) containing a first main component represented by SrTiO3 and a second main component represented by BiMO3, wherein x satisfies 0.5?x?0.9.
    Type: Application
    Filed: December 3, 2013
    Publication date: March 5, 2015
    Applicants: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY, SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun YOON, Dae Ho YOON, Suk Hyun SONG, Takaki MASAKI, Doo Young KIM, Sang Huk KIM, Jong Bong LIM
  • Publication number: 20150041193
    Abstract: There is provided a multilayer ceramic capacitor including: a ceramic body; an active layer disposed in the ceramic body and including first internal electrodes each having a first lead part exposed to at least one of the first and second side surfaces, and second internal electrodes each having a second lead part exposed to the at least one of the first and second side surfaces, thereby forming capacitance; an upper cover layer formed on an upper portion of the active layer in the thickness direction; a lower cover layer formed on a lower portion of the active layer in the thickness direction and having a thickness greater than that of the upper cover layer; a first external; and a second external electrode.
    Type: Application
    Filed: November 21, 2013
    Publication date: February 12, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Ho LEE, Doo Young KIM, Myung Jun PARK, Jae Yeol CHOI, Young Ghyu AHN, Sang Huk KIM
  • Publication number: 20150029637
    Abstract: There is provided a dielectric composition for low-temperature sintering including BaTiO3 as a main ingredient, and xB2O3-(1-x)BaOas an accessory ingredient, wherein x ranges from 0.25 to 0.8, and the content of the accessory ingredient ranges from 0.1 to 2.00 mol %, based on 100 mol % of the main ingredient.
    Type: Application
    Filed: October 29, 2013
    Publication date: January 29, 2015
    Inventors: Jong Bong LIM, Seok Hyun YOON, Doo Young KIM, Sang Huk KIM
  • Publication number: 20140360764
    Abstract: A multilayer ceramic capacitor includes a ceramic body including dielectric layers; first and second internal electrode groups disposed to be misaligned by a predetermined interval in the length direction, having the dielectric layers interposed therebetween; first and second external electrodes extended from at least one of the first and second side surfaces to at least one of the first and second main surfaces; and an insulating layer covering portions of the first and second external electrodes formed on the at least one of the first and second side surfaces, wherein the first internal electrode group includes first and second internal electrodes including first and second pattern parts and first and second lead parts, respectively, and the second internal electrode group includes third and fourth internal electrodes including third and fourth pattern parts and third and fourth lead parts, respectively.
    Type: Application
    Filed: November 22, 2013
    Publication date: December 11, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yu Na KIM, Jae Yeol CHOI, Jong Ho LEE, Sang Huk KIM, Doo Young KIM, Sung Woo KIM
  • Publication number: 20140345926
    Abstract: There is provided a multilayered ceramic capacitor including a ceramic body including a dielectric layer and having first and second main surfaces, first and second end surfaces, and first and second side surfaces; a first internal electrode having a first lead part; a second internal electrode having a second lead part; a first external electrode electrically connected to the first lead part and extending from the side surface having the first lead part exposed thereto, to at least one of the first and second main surfaces; a second external electrode electrically connected to the second lead part and extending from the side surface having the second lead part exposed thereto, to at least one of the first and second main surfaces; and an insulating layer covering the first and second external electrodes disposed on the first and second side surfaces.
    Type: Application
    Filed: March 31, 2014
    Publication date: November 27, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Ho LEE, Jae Yeol CHOI, Sang Huk KIM, Myung Jun PARK, Yu Na KIM, Sung Woo KIM
  • Publication number: 20140318845
    Abstract: There are provided a multilayer ceramic electronic component and a board for mounting the same. The multilayer ceramic electronic component includes a hexahedral ceramic body including dielectric layers and satisfying T/W>1.0 when a width thereof is defined as W and a thickness thereof is defined as T; an active layer in which capacitance is formed, by including a plurality of first and second internal electrodes alternately exposed through both end surfaces of the ceramic body, having the dielectric layer interposed therebetween, an upper cover layer formed above the active layer; a lower cover layer formed below the active layer and having a greater thickness than the upper cover layer; and first and second external electrodes covering the end surfaces of the ceramic body, wherein when a thickness of the lower cover layer is defined as Tb, 0.03?Tb/T?0.25 is satisfied.
    Type: Application
    Filed: August 1, 2013
    Publication date: October 30, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Wi Heon KIM, Dae Bok OH, Jea Hoon LEE, Sang Huk KIM, Jae Yeol CHOI
  • Publication number: 20140318842
    Abstract: There is provided a multilayer ceramic electronic component includes: a ceramic body including dielectric layers stacked therein and satisfying T(thickness)/W(width)>1.0; first and second internal electrodes disposed to face each other in the ceramic body, having the dielectric layer disposed therebetween, and alternately exposed through end surfaces of the ceramic body; and first and second external electrodes extended from the end surfaces of the ceramic body to upper and lower main surfaces of the ceramic body wherein, when a height of the ceramic body is defined as a, and a distance from an upper end of the first or second external electrode formed on the upper main surface of the ceramic body to a lower end of the first or second external electrode formed on the lower main surface of the ceramic body is defined as b, 0.990?a/b<1 is satisfied.
    Type: Application
    Filed: July 26, 2013
    Publication date: October 30, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Woo HAN, Dae Bok OH, Jae Yeol CHOI, Sang Huk KIM
  • Publication number: 20140318841
    Abstract: There is provided a multilayered ceramic electronic component including a ceramic body having a hexahedral shape, including a dielectric layer, satisfying T/W>1.0 when a length thereof is L, a width thereof is W, and a thickness thereof is T, and having first and second main surfaces, first and second end surfaces, and first and second side surfaces, a plurality of first and second internal electrodes, and first and second external electrodes electrically connected to the first and second internal electrodes, wherein the first and second external electrodes are electrically connected to the exposed portions of the first and second internal electrodes, include first and second head parts formed on the first and second end surfaces, and first and second band parts formed on the first and second main surfaces, and are not formed on the first and second side surfaces.
    Type: Application
    Filed: July 25, 2013
    Publication date: October 30, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eung Soo KIM, Dae Bok OH, Sang Huk KIM, Jae Yeol CHOI
  • Publication number: 20140318843
    Abstract: There is provided a multilayer ceramic electronic component including a ceramic body satisfying T/W>1.0 when a width and a thickness thereof are defined as W and T, respectively, a plurality of first and second internal electrodes having the respective dielectric layers interposed therebetween, and alternately exposed through both end surfaces of the ceramic body, and first and second external electrodes formed to be extended from the both end surfaces to both upper and lower main surfaces of the ceramic body, wherein, the ceramic body is formed such that a cross-section thereof in a width-thickness direction has a trapezoidal shape in which two sides among four sides are inclined in one direction, and when an angle formed by a bottom side and a side connected thereto is defined as ?, 86°??<90° is satisfied.
    Type: Application
    Filed: July 26, 2013
    Publication date: October 30, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Woo HAN, Dae Bok OH, Jae Yeol CHOI, Sang Huk KIM
  • Publication number: 20140318844
    Abstract: There are provided a multilayer ceramic electronic component and a mounting board therefor, the multilayer ceramic electronic component including a ceramic body having a hexahedral shape, including dielectric layers, and satisfying T/W>1.0 when a length of the ceramic body is defined as L, a width of a lower surface of the ceramic body is defined as W, and a thickness of the ceramic body is defined as T, and first and second internal electrodes stacked in the ceramic body so as to face each other, having the respective dielectric layers interposed therebetween, wherein when a width of an upper surface of the ceramic body is defined as Wa, 0.800?Wa/W?0.985 is satisfied.
    Type: Application
    Filed: July 31, 2013
    Publication date: October 30, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Wi Heon KIM, Dae Bok OH, Jae Yeol CHOI, Woo Joon LEE, Sang Huk KIM
  • Publication number: 20140311789
    Abstract: There is provided a multilayer ceramic electronic component including, a ceramic body including a plurality of dielectric layers stacked in a thickness direction, satisfying T/W>1.0 when a width and a thickness thereof are defined as W and T, respectively, and having a groove portion inwardly recessed in a length direction in at least one main surface thereof, a plurality of first and second internal electrodes disposed in the ceramic body to face each other, having the dielectric layers interposed therebetween, and alternately exposed through both end surfaces of the ceramic body, and first and second external electrodes formed to extend from the both end surfaces of the ceramic body to the at least one main surface having the groove portion formed therein.
    Type: Application
    Filed: November 14, 2013
    Publication date: October 23, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Woo HAN, Dae Bok OH, Jae Yeol CHOI, Sang Huk KIM
  • Publication number: 20140311783
    Abstract: A multilayer ceramic electronic component includes a ceramic main body including dielectric layers and satisfying T/W>1.0 when W and T are width and thickness, respectively; and first and second internal electrodes stacked in the ceramic main body and facing each other with the dielectric layer interposed therebetween, the ceramic main body including an active layer corresponding to a capacitance forming portion contributing to capacitance formation and a cover layer corresponding to a non-capacitance forming portion provided on at least one of uppermost and lowermost surfaces of the active layer, and when the active layer is divided into three regions in a direction in which the first and second internal electrodes are stacked, an average width of internal electrodes in a central region of the three regions is Wa, and an average width of internal electrodes in upper and lower regions of the three regions is Wb, 0.920?Wb/Wa?0.998 is satisfied.
    Type: Application
    Filed: July 19, 2013
    Publication date: October 23, 2014
    Inventors: Woo Joon LEE, Dae Bok OH, Jae Yeol CHOI, Wi Heon KIM, Sang Huk KIM
  • Publication number: 20140307362
    Abstract: There are provided a multilayer ceramic electronic component and a mounting board therefor, the multilayer ceramic electronic component, including a ceramic body having a hexahedral shape, including dielectric layers, and satisfying T/W1.0 when a length of the ceramic body is defined as L, a width of the ceramic body is defined as W, and a thickness of the ceramic body is defined as T, and first and second internal electrodes stacked in the ceramic body to face each other, having the respective dielectric layers interposed therebetween.
    Type: Application
    Filed: October 8, 2013
    Publication date: October 16, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Mi Young KIM, Dae Bok Oh, Jae Yeol Choi, Wi Heon Kim, Sang Huk Kim
  • Patent number: 8837109
    Abstract: There is provided a multilayer ceramic capacitor, including: a multilayer body having a plurality of dielectric layers and a plurality of internal electrode layers alternately laminated; wherein each internal electrode layer has a width gradually decreases from a center thereof towards both ends thereof in a length direction; and when a width of each internal electrode layer at the ends thereof in the length direction is defined as a minimum width L2 and a width of a portion of a margin portion M in each dielectric layer is defined as a maximum width M2, the portion of the margin portion M having no internal electrode layer present thereon and corresponding to the ends of each internal electrode layer in the length direction, a ratio of M2 to L2 (M2/L2) ranges from 0.2 to 0.3.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: September 16, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Huk Kim, Hyung Joon Kim, Ju Myung Suh, Jang Ho Lee, Jun Hee Kim, Min Gon Lee
  • Patent number: 8797710
    Abstract: There is provided a multilayer ceramic capacitor. The capacitor includes: a multilayer body having a dielectric layer; and first and second internal electrodes disposed in the multilayer body, the dielectric layer being disposed between the first and second internal electrodes, wherein, in a cross-section taken in a width-thickness direction of the multilayer body, an offset portion is defined as a portion where adjacent first and second internal electrodes do not overlap with each other, and a ratio (t1/td) of a width t1 of the offset portion to a thickness td of the dielectric layer is 1 to 10.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: August 5, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Huk Kim, Jae Sung Park, Sung Hyuk Choi, Seon Ki Song, Han Nah Chang, Byung Soo Kim
  • Publication number: 20140098457
    Abstract: There are provided a dielectric composition and a multilayer ceramic electronic component manufactured using the same, the dielectric composition including a dielectric grain having a perovskite structure represented by ABO3, wherein the dielectric grain has a core-shell structure in which a content of an additive in a shell is 15% or less, based on an average content of the additive distributed throughout the dielectric grain, so that the multilayer ceramic electronic component manufactured using the dielectric composition can have excellent reliability and secure a high dielectric constant.
    Type: Application
    Filed: March 15, 2013
    Publication date: April 10, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyung KANG, Jae Sung PARK, Sang Huk KIM
  • Publication number: 20140092522
    Abstract: There is provided a multilayer ceramic capacitor. The capacitor includes: a multilayer body having a dielectric layer; and first and second internal electrodes disposed in the multilayer body, the dielectric layer being disposed between the first and second internal electrodes, wherein, in a cross-section taken in a width-thickness direction of the multilayer body, an offset portion is defined as a portion where adjacent first and second internal electrodes do not overlap with each other, and a ratio (t1/td) of a width t1 of the offset portion to a thickness td of the dielectric layer is 1 to 10.
    Type: Application
    Filed: September 25, 2013
    Publication date: April 3, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Huk KIM, Jae Sung PARK, Sung Hyuk CHOI, Seon Ki SONG, Han Nah CHANG, Byung Soo KIM
  • Publication number: 20140071586
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including a dielectric layer; first and second internal electrodes disposed to face each other with the dielectric layer interposed therebetween within the ceramic body; and first and second external electrodes formed on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, wherein, when the dielectric layer is divided into three areas in a thickness direction of the ceramic body, an average size of dielectric grains in a middle area is different from that of dielectric grains in upper and lower areas, and when T1 denotes a thickness of the dielectric layer, T2 denotes a thickness of the middle area, and T3 and T4 denote thicknesses of the upper and lower areas adjacent to the first and second internal electrodes, T2?0.45T1 and T3+T4?0.55T1 are satisfied.
    Type: Application
    Filed: March 15, 2013
    Publication date: March 13, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Sung PARK, Jae Hyuk SHIM, Byung Kwon YOON, Sang Huk KIM
  • Publication number: 20140029157
    Abstract: There is provided a multilayer ceramic electronic component including: a ceramic main body including a dielectric layer and internal electrodes disposed to face each other, while having the dielectric layer interposed therebetween; and external electrodes electrically connected to the internal electrodes, wherein the external electrodes include first external electrodes formed on outer surfaces of the ceramic main body and second external electrodes formed outwardly of the first external electrodes, and protective layers including one or more of an oxide layer and a glass layer are formed between the first external electrodes and the second external electrodes.
    Type: Application
    Filed: March 11, 2013
    Publication date: January 30, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Joon Hwan KWAG, Sang Huk KIM
  • Publication number: 20140022691
    Abstract: There is provided a multilayered ceramic electronic component including: a ceramic body in which a plurality of dielectric layers are multilayered; a plurality of first and second internal electrode layers formed on at least one surfaces of the dielectric layers and alternately exposed through both ends of the ceramic body in a length direction thereof; first and second adhesive layers formed on both ends of the ceramic body, electrically connected the exposed first and second internal electrodes and formed of a conductive paste; and first and second external electrode layers formed on surfaces of the first and second adhesive layers and formed of a glass-free conductive paste.
    Type: Application
    Filed: March 4, 2013
    Publication date: January 23, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Joon Hwan KWAG, Sang Huk KIM