Patents by Inventor Song Je JEON

Song Je JEON 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: 11869721
    Abstract: A capacitor component includes: a body including a dielectric layer and an internal electrode layer; and an external electrode disposed on the body, and connected to the internal electrode layer. A surface color of the body is R?30, G?30, B?40 based on R/G/B, and a dielectric constant of the dielectric layer is 2000 or more and 4000 or less.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: January 9, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Joo Hee Lee, In Ho Jeon, Song Je Jeon, Jin Woo Kim
  • Publication number: 20230343517
    Abstract: A dielectric ceramic composition includes a base material main component of barium titanate and a subcomponent. A microstructure of the dielectric ceramic composition after sintering includes a first grain having a Ca content of less than 3.5 at % and a second grain having a Ca content of 3.5 to 13.5 at %, and an area ratio of the second grain to an area of the total grains is 70% to 95%.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 26, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun YOON, Chan Hee NAM, Song Je JEON, Chang Hak CHOI
  • Patent number: 11728094
    Abstract: A dielectric ceramic composition includes a base material main component of barium titanate and a subcomponent. A microstructure of the dielectric ceramic composition after sintering includes a first grain having a Ca content of less than 3.5 at % and a second grain having a Ca content of 3.5 to 13.5 at %, and an area ratio of the second grain to an area of the total grains is 70% to 95%.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: August 15, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Chan Hee Nam, Song Je Jeon, Chang Hak Choi
  • Publication number: 20230041011
    Abstract: A capacitor component includes: a body including a dielectric layer and an internal electrode layer; and an external electrode disposed on the body, and connected to the internal electrode layer. A surface color of the body is R?30, G?30, B?40 based on R/G/B, and a dielectric constant of the dielectric layer is 2000 or more and 4000 or less.
    Type: Application
    Filed: October 19, 2021
    Publication date: February 9, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Joo Hee Lee, In Ho Jeon, Song Je Jeon, Jin Woo Kim
  • Publication number: 20220199327
    Abstract: A dielectric ceramic composition includes a base material main component of barium titanate and a subcomponent. A microstructure of the dielectric ceramic composition after sintering includes a first grain having a Ca content of less than 3.5 at % and a second grain having a Ca content of 3.5 to 13.5 at %, and an area ratio of the second grain to an area of the total grains is 70% to 95%.
    Type: Application
    Filed: March 11, 2022
    Publication date: June 23, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun YOON, Chan Hee NAM, Song Je JEON, Chang Hak CHOI
  • Patent number: 11309129
    Abstract: A dielectric ceramic composition includes a base material main component of barium titanate and a subcomponent. A microstructure of the dielectric ceramic composition after sintering includes a first grain having a Ca content of less than 3.5 at % and a second grain having a Ca content of 3.5 to 13.5 at %, and an area ratio of the second grain to an area of the total grains is 70% to 95%.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: April 19, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Chan Hee Nam, Song Je Jeon, Chang Hak Choi
  • Publication number: 20200411239
    Abstract: A dielectric ceramic composition includes a base material main component of barium titanate and a subcomponent. A microstructure of the dielectric ceramic composition after sintering includes a first grain having a Ca content of less than 3.5 at % and a second grain having a Ca content of 3.5 to 13.5 at %, and an area ratio of the second grain to an area of the total grains is 70% to 95%.
    Type: Application
    Filed: January 30, 2020
    Publication date: December 31, 2020
    Inventors: Seok Hyun YOON, Chan Hee NAM, Song Je JEON, Chang Hak CHOI
  • Patent number: 9988310
    Abstract: A dielectric ceramic composition contains a first main ingredient of BaTiO3 and a second main ingredient of BaTi2O5, and a base material powder containing the first and second main ingredients is represented by (1?x)BaTiO3?xBaTi2O5 and x satisfies 0.1?x?0.8. The dielectric ceramic composition may include additional accessory ingredients, and may be used to form ceramic sheets having internal electrodes of a multilayer ceramic capacitor disposed thereon.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: June 5, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Seung Ho Lee, Jung Wook Seo, Song Je Jeon
  • Patent number: 9824819
    Abstract: There is provided a dielectric ceramic composition including a base powder, wherein the base powder includes: a first major component represented by BaTiO3, a second major component represented by (Na, K)NbO3, and a third major component represented by (Bi, Na)TiO3. The base powder is represented by xBaTiO3-y(Na, K)NbO3-z(Bi, Na)TiO3, where x+y+z=1, and x, y, and z are represented by mol, and x, y and z satisfy 0.5?x?0.97, 0.01?y?0.48, and 0.02?z?0.2, respectively. In certain embodiments, the base powder is be represented by xBaTiO3-y(Na0.5K0.5)NbO3-z(Bi0.5Na0.5)TiO3.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: November 21, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Yun Jung Park, Doo Young Kim, Song Je Jeon, Chang Hoon Kim
  • Publication number: 20170190626
    Abstract: A dielectric ceramic composition contains a first main ingredient of BaTiO3 and a second main ingredient of BaTi2O5, and a base material powder containing the first and second main ingredients is represented by (1-x)BaTiO3-xBaTi2O5 and x satisfies 0.1?x?0.8. The dielectric ceramic composition may include additional accessory ingredients, and may be used to form ceramic sheets having internal electrodes of a multilayer ceramic capacitor disposed thereon.
    Type: Application
    Filed: October 4, 2016
    Publication date: July 6, 2017
    Inventors: Seok Hyun YOON, Seung Ho LEE, Jung Wook SEO, Song Je JEON
  • Patent number: 9601275
    Abstract: A dielectric ceramic composition includes a main component comprising (1-x)BaTiO3-x(Na1-yKy)NbO3, where 0.005?x?0.5 and 0.3?y?1.0; a first subcomponent comprising an element selected from the group consisting of Mn, V, Cr, Fe, Ni, Co, Cu and Zn; and a second subcomponent comprising SiO2.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: March 21, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok-Hyun Yoon, Yun-Jung Park, Doo-Young Kim, Song-Je Jeon, Chang-Hun Kim
  • Patent number: 9583266
    Abstract: There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein the dielectric ceramic composition is sintered to form a sintered body having a fine structure, the fine structure includes first crystal grains in which a Ca content is lower than 2.5 mol % and second crystal grains in which a Ca content is between 2.5 mol % to 13.5 mol %, and the second crystal grains have a cross-sectional area ratio of 30% to 80% on the basis of 100% of an overall cross-sectional area of the fine structure.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: February 28, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Yun Jung Park, Doo Young Kim, Song Je Jeon, Chang Hoon Kim
  • Patent number: 9576730
    Abstract: A dielectric ceramic composition contains a base material main ingredient and an accessory ingredient. The base material main ingredient includes a first base material main ingredient containing BaTiO3 and a second base material main ingredient containing (Na1-yKy)NbO3. The base material main ingredient is represented by (1?x)BaTiO3-x(Na1-yKy)NbO3, in which x and y satisfy 0.005?x?0.5 and 0.3?y?1.0, respectively.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: February 21, 2017
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yun Jung Park, Seok Hyun Yoon, Chang Hoon Kim, Song Je Jeon, No Hoon Park, Soo Kyong Jo
  • Publication number: 20170008806
    Abstract: There are provided a dielectric ceramic composition and a multilayer ceramic capacitor containing the same. The dielectric ceramic composition may contain a base material powder represented by (Ca1-xSrx)(Zr1-yTiy)O3 (0?x?1.0 and 0.3?y?0.8). A multilayer ceramic capacitor may include a ceramic body in which dielectric layers and first and second internal electrodes are alternately stacked, wherein the dielectric layers contain a dielectric ceramic composition containing a base material powder represented by (Ca1-xSrx)(Zr1-yTiy)O3 (0?x?1.0 and 0.3?y?0.8).
    Type: Application
    Filed: February 18, 2016
    Publication date: January 12, 2017
    Inventors: Seok Hyun YOON, Yun Jung PARK, Song Je JEON, Chang Hoon KIM, Soo Kyong JO
  • Patent number: 9422197
    Abstract: There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein in an XRD analysis of a sintered body obtained by sintering the dielectric ceramic composition, when a (110) peak of BaTiO3 is set as 1.00, a ratio of a peak of pyrochlore (RE2Ti2O7) at about 30.5 degrees with respect to the (110) peak of BaTiO3 satisfies 0.02 or less, where RE is at least one of Y, Dy, Ho, Sm, Gd, Er, La, Ce, Nd, Tb, and Pr.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: August 23, 2016
    Assignee: SAMUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Yun Jung Park, Doo Young Kim, Song Je Jeon, Chang Hoon Kim
  • Publication number: 20160217923
    Abstract: A dielectric ceramic composition contains a base material main ingredient and an accessory ingredient. The base material main ingredient includes a first base material main ingredient containing BaTiO3 and a second base material main ingredient containing (Na1-yKy)NbO3. The base material main ingredient is represented by (1-x)BaTiO3-x(Na1-yKy)NbO3, in which x and y satisfy 0.005?x?0.5 and 0.3?y?1.0, respectively.
    Type: Application
    Filed: October 8, 2015
    Publication date: July 28, 2016
    Inventors: Yun Jung PARK, Seok Hyun YOON, Chang Hoon KIM, Song Je JEON, No Hoon PARK, Soo Kyong JO
  • Publication number: 20160194248
    Abstract: There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein in an XRD analysis of a sintered body obtained by sintering the dielectric ceramic composition, when a (110) peak of BaTiO3 is set as 1.00, a ratio of a peak of pyrochlore (RE2Ti2O7) at about 30.5 degrees with respect to the (110) peak of BaTiO3 satisfies 0.02 or less, where RE is at least one of Y, Dy, Ho, Sm, Gd, Er, La, Ce, Nd, Tb, and Pr.
    Type: Application
    Filed: April 3, 2015
    Publication date: July 7, 2016
    Inventors: Seok Hyun YOON, Yun Jung PARK, Doo Young KIM, Song Je JEON, Chang Hoon KIM
  • Publication number: 20160172107
    Abstract: There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein the dielectric ceramic composition is sintered to form a sintered body having a fine structure, the fine structure includes first crystal grains in which a Ca content is lower than 2.5 mol % and second crystal grains in which a Ca content is between 2.5 mol % to 13.5 mol %, and the second crystal grains have a cross-sectional area ratio of 30% to 80% on the basis of 100% of an overall cross-sectional area of the fine structure.
    Type: Application
    Filed: April 29, 2015
    Publication date: June 16, 2016
    Inventors: Seok Hyun YOON, Yun Jung Park, Doo Young KIM, Song Je JEON, Chang Hoon KIM
  • Publication number: 20160163457
    Abstract: There is provided a dielectric ceramic composition including a base powder, wherein the base powder includes: a first major component represented by BaTiO3, a second major component represented by (Na, K)NbO3, and a third major component represented by (Bi, Na)TiO3. The base powder is represented by xBaTiO3-y(Na, K)NbO3-z(Bi, Na)TiO3, where x+y+z=1, and x, y, and z are represented by mol, and x, y and z satisfy 0.5?x?0.97, 0.01?y?0.48, and 0.02?z?0.2, respectively. In certain embodiments, the base powder is be represented by xBaTiO3-y(Na0.5K0.5NbO3-z(Bi0.5Na0.5)TiO3.
    Type: Application
    Filed: October 28, 2015
    Publication date: June 9, 2016
    Inventors: Seok Hyun YOON, Yun Jung PARK, Doo Young KIM, Song Je JEON, Chang Hoon KIM
  • Patent number: 9255035
    Abstract: A dielectric ceramic composition may include: a base powder represented by BaTiO3 and accessory components. In an XRD measurement of a dielectric material in which the base powder and the accessory components are sintered, when a (1, 1, 0) plane peak of a BaTiO3 crystal phase is converted into 1.00, a secondary phase peak of pyrochlore (RE2Ti2O7) (RE is a rare earth element) at about 30.5 degrees, as compared with the (1, 1, 0) plane peak, is 0.01 or less.
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: February 9, 2016
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Song Je Jeon, Soo Kyong Jo, Doo Young Kim, Chang Hoon Kim