Patents by Inventor Ju Myung Suh
Ju Myung Suh 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).
-
Patent number: 9036328Abstract: There is provided a multilayer ceramic electronic component including a lamination main body including a plurality of inner electrodes. When T1 represents a distance between vertically adjacent inner electrodes in a central portion of the lamination main body, and T2 represents a distance between vertically adjacent inner electrodes at an edges of the inner electrodes in a widthwise direction, a ratio (T2/T1) of T2 to T1 is 0.80 to 0.95.Type: GrantFiled: November 15, 2012Date of Patent: May 19, 2015Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Huk Kim, Jae Hun Choe, Jae Sung Park, Byung Soo Kim, Seon Ki Song, Jun Hee Kim, Ju Myung Suh
-
Patent number: 8837109Abstract: 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: GrantFiled: February 28, 2013Date of Patent: September 16, 2014Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Huk Kim, Hyung Joon Kim, Ju Myung Suh, Jang Ho Lee, Jun Hee Kim, Min Gon Lee
-
Publication number: 20130242459Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including a dielectric layer having an average thickness of 0.6 ?m or less; and first and second inner electrode layers within the ceramic body, disposed to face each other with the dielectric layer interposed therebetween, wherein the dielectric layer includes contact dielectric grains in contact with the first or second inner electrode layer and non-contact dielectric grains not in contact with the first or second inner electrode layer, and, when an average thickness of the dielectric layer is defined as td and an average diameter of the contact dielectric grains is defined as De, De/td?0.35 is satisfied. The multilayer ceramic electronic component has improved continuity of the inner electrode layer, large capacitance, extended accelerated lifespan and excellent reliability.Type: ApplicationFiled: May 3, 2013Publication date: September 19, 2013Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Huk KIM, Jang Ho LEE, Ju Myung SUH, Sung Hyuk CHOI, Jong Hoon BAE, Jun Hee KIM, Seon Ki SONG
-
Publication number: 20130170094Abstract: 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: ApplicationFiled: February 28, 2013Publication date: July 4, 2013Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Huk KIM, Hyung Joon KIM, Ju Myung SUH, Jang Ho LEE, Jun Hee KIM, Min Gon LEE
-
Publication number: 20130114182Abstract: There is provided a multilayer ceramic capacitor, including: a ceramic element having a plurality of dielectric layers stacked therein; a plurality of inner electrode layers formed on each dielectric layer; margin dielectric layers each formed on a margin part of each dielectric layer, on which the inner electrode layers are not formed, the margin dielectric layers having a porosity of 10% or less; and outer electrodes formed on outer surfaces of the ceramic element.Type: ApplicationFiled: February 28, 2012Publication date: May 9, 2013Inventors: Ju Myung SUH, Sang Huk Kim, Byung Soo Kim, Seon Ki Song, Jun Hee Kim, Jae Sung Park
-
Patent number: 8437115Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including a dielectric layer having an average thickness of 0.6 ?m or less; and first and second inner electrode layers within the ceramic body, disposed to face each other with the dielectric layer interposed therebetween, wherein the dielectric layer includes contact dielectric grains in contact with the first or second inner electrode layer and non-contact dielectric grains not in contact with the first or second inner electrode layer, and, when an average thickness of the dielectric layer is defined as td and an average diameter of the contact dielectric grains is defined as De, De/td?0.35 is satisfied. The multilayer ceramic electronic component has improved continuity of the inner electrode layer, large capacitance, extended accelerated lifespan and excellent reliability.Type: GrantFiled: May 23, 2012Date of Patent: May 7, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Huk Kim, Jang Ho Lee, Ju Myung Suh, Sung Hyuk Choi, Jong Hoon Bae, Jun Hee Kim, Seon Ki Song
-
Publication number: 20130100578Abstract: There is provided a multilayer ceramic electronic part, including: a ceramic body having a plurality of dielectric layers laminated therein; a plurality of inner electrode layers formed on at least one surface of each dielectric layer; and margin dielectric layers formed on a margin part of each dielectric layer, on which the inner electrode layers are not formed, and having a dielectric grain size smaller than that of the dielectric layers.Type: ApplicationFiled: February 29, 2012Publication date: April 25, 2013Inventors: Ju Myung SUH, Sang Huk Kim, Seon Ki Song, Jun Hee Kim, Jae Sung Park
-
Patent number: 8400753Abstract: 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: GrantFiled: May 23, 2012Date of Patent: March 19, 2013Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Huk Kim, Hyung Joon Kim, Ju Myung Suh, Jang Ho Lee, Jun Hee Kim, Min Gon Lee
-
Publication number: 20130027842Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including a dielectric layer having an average thickness of 0.6 ?m or less; and first and second inner electrode layers within the ceramic body, disposed to face each other with the dielectric layer interposed therebetween, wherein the dielectric layer includes contact dielectric grains in contact with the first or second inner electrode layer and non-contact dielectric grains not in contact with the first or second inner electrode layer, and, when an average thickness of the dielectric layer is defined as td and an average diameter of the contact dielectric grains is defined as De, De/td?0.35 is satisfied. The multilayer ceramic electronic component has improved continuity of the inner electrode layer, large capacitance, extended accelerated lifespan and excellent reliability.Type: ApplicationFiled: May 23, 2012Publication date: January 31, 2013Inventors: Sang Huk KIM, Jang Ho LEE, Ju Myung SUH, Sung Hyuk CHOI, Jong Hoon BAE, Jun Hee KIM, Seon Ki SONG
-
Patent number: 8335072Abstract: There is provided a multilayer ceramic electronic component including: a lamination main body including a dielectric layer; and a plurality of inner electrode layers formed within the lamination main body and having ends exposed from one or more faces of the laminated main body, wherein when a distance between central portions of adjacent inner electrodes among the plurality of inner electrodes is T1 and a distance between non-exposed edges of the adjacent inner electrodes is T2, the ratio (T2/T1) of T2 to T1 is 0.80 to 0.95.Type: GrantFiled: May 23, 2012Date of Patent: December 18, 2012Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Huk Kim, Jae Hun Choe, Jae Sung Park, Byung Soo Kim, Seon Ki Song, Jun Hee Kim, Ju Myung Suh
-
Publication number: 20120307414Abstract: 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: ApplicationFiled: May 23, 2012Publication date: December 6, 2012Inventors: Sang Huk Kim, Hyung Joon Kim, Ju Myung Suh, Jang Ho Lee, Jun Hee Kim, Min Gon Lee
-
Publication number: 20120307417Abstract: There is provided a multilayer ceramic electronic component including: a lamination main body including a dielectric layer; and a plurality of inner electrode layers formed within the lamination main body and having ends exposed from one or more faces of the laminated main body, wherein when a distance between central portions of adjacent inner electrodes among the plurality of inner electrodes is T1 and a distance between non-exposed edges of the adjacent inner electrodes is T2, the ratio (T2/T1) of T2 to T1 is 0.80 to 0.95.Type: ApplicationFiled: May 23, 2012Publication date: December 6, 2012Inventors: Sang Huk KIM, Jae Hun Choe, Jae Sung Park, Byung Soo Kim, Seon Ki Song, Jun Hee Kim, Ju Myung Suh
-
Publication number: 20120162855Abstract: There are provided a conductive paste composition for an internal electrode, and a multilayer ceramic capacitor comprising the same and a manufacturing method thereof. The conductive paste composition includes a metal powder, a dispersant made of an acrylic polymer having a weight average molecular weight of 500 to 5,000, and at least one organic binder selected from a group consisting of a polyvinylbutyral resin and a cellulose resin. The conductive paste composition for an internal electrode has superior dispersibility of the metal powder in the paste.Type: ApplicationFiled: June 23, 2011Publication date: June 28, 2012Inventors: Ju Myung SUH, Jun Hee Kim, Jang Ho Lee
-
Publication number: 20120147514Abstract: There are provided a ceramic paste composition for a multilayer ceramic capacitor (MLCC), a multilayer ceramic capacitor comprising the same, and methods of manufacturing the same. The ceramic paste composition for the MLCC includes: a ceramic powder, a first phosphate ester-based dispersant and a second dispersant salt-bonded by a fatty acid and an alkyl amine; a binder including polyvinyl butyral and ethyl cellulose; and a solvent. The ceramic paste composition ceramic powder has a small average particle-diameter and the ceramic powder in the paste has excellent dispersibility.Type: ApplicationFiled: May 26, 2011Publication date: June 14, 2012Inventors: Ju Myung Suh, Jun Hee Kim, Jang Ho Lee
-
Publication number: 20120048452Abstract: There are provided a method of manufacturing a ceramic paste for multilayer ceramic electronic components and a method of manufacturing multilayer ceramic electronic components having the same. According to an exemplary embodiment of the present invention, there is provided a method of manufacturing a ceramic paste for multilayer ceramic electronic components, including: manufacturing a primary mixture in a slurry state by deagglomerating a primary mixture including a ceramic powder and a first solvent; forming the primary mixture into a wet cake state by volatilizing the first solvent; and forming a secondary mixture in a paste state by mixing and dispersing a second solvent having a higher viscosity than that of the first solvent in the primary mixture in the wet cake state.Type: ApplicationFiled: July 26, 2011Publication date: March 1, 2012Inventors: Ju Myung SUH, Won Seop Choi, Jong Hoon Bae, Jun Hee Kim