Patents by Inventor Kyo-yeol Lee

Kyo-yeol Lee 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: 11901131
    Abstract: A multilayer ceramic electronic component includes a ceramic body including a first internal electrode and a second internal electrode disposed to be alternately stacked with a dielectric layer interposed therebetween; a first external electrode connected to the first internal electrode and including a first electrode layer, a first conductive layer, and a first metal layer; a second external electrode connected to the second internal electrode and including a second electrode layer, a second conductive layer, and a second metal layer; and a first coating layer disposed on the ceramic body, the first electrode layer and the second electrode layer. The first conductive layer and the second conductive layer are sintered electrodes including a conductive metal and glass, and the first coating layer includes a plurality of openings disposed on the first electrode layer and the second electrode layer.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol Lee, Seung Hun Han, In Young Kang, Jung Min Kim, Jeong Ryeol Kim
  • Patent number: 11705283
    Abstract: A multilayer ceramic electronic component includes a ceramic body including a first internal electrode and a second internal electrode disposed to be alternately stacked with a dielectric layer interposed therebetween, a first external electrode connected to the first internal electrode and including a first electrode layer, a first conductive layer, and a first metal layer, a second external electrode connected to the second internal electrode and including a second electrode layer, a second conductive layer, and a second metal layer, and a first coating layer disposed on the ceramic body, the first electrode layer and the second electrode layer, wherein the first coating layer may include an alkyl(meth)acrylate-based polymer.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: July 18, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol Lee, Seung Hun Han, In Young Kang, Jung Min Kim, Jeong Ryeol Kim
  • Patent number: 11594374
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and first internal electrodes and second internal electrodes disposed to face each other and alternately stacked with the respective dielectric layers interposed therebetween; a first external electrode connected to the first internal electrodes; a second external electrode connected to the second internal electrodes; and a protective layer disposed on the ceramic body, the first external electrode, and the second external electrode, wherein the protective layer includes an adhesion assisting layer and a coating layer.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol Lee, Seung Hun Han, Sang Wook Lee, Jung Min Kim, Jeong Ryeol Kim
  • Publication number: 20220208456
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and first internal electrodes and second internal electrodes disposed to face each other and alternately stacked with the respective dielectric layers interposed therebetween; a first external electrode connected to the first internal electrodes; a second external electrode connected to the second internal electrodes; and a protective layer disposed on the ceramic body, the first external electrode, and the second external electrode, wherein the protective layer includes an adhesion assisting layer and a coating layer.
    Type: Application
    Filed: June 3, 2021
    Publication date: June 30, 2022
    Inventors: Kyo Yeol LEE, Seung Hun HAN, Sang Wook LEE, Jung Min KIM, Jeong Ryeol KIM
  • Publication number: 20220208464
    Abstract: A multilayer ceramic electronic component includes a ceramic body including a first internal electrode and a second internal electrode disposed to be alternately stacked with a dielectric layer interposed therebetween; a first external electrode connected to the first internal electrode and including a first electrode layer, a first conductive layer, and a first metal layer; a second external electrode connected to the second internal electrode and including a second electrode layer, a second conductive layer, and a second metal layer; and a first coating layer disposed on the ceramic body, the first electrode layer and the second electrode layer. The first conductive layer and the second conductive layer are sintered electrodes including a conductive metal and glass, and the first coating layer includes a plurality of openings disposed on the first electrode layer and the second electrode layer.
    Type: Application
    Filed: September 3, 2021
    Publication date: June 30, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol LEE, Seung Hun HAN, In Young KANG, Jung Min KIM, Jeong Ryeol KIM
  • Publication number: 20220208465
    Abstract: A multilayer ceramic electronic component includes a ceramic body including a first internal electrode and a second internal electrode disposed to be alternately stacked with a dielectric layer interposed therebetween, a first external electrode connected to the first internal electrode and including a first electrode layer, a first conductive layer, and a first metal layer, a second external electrode connected to the second internal electrode and including a second electrode layer, a second conductive layer, and a second metal layer, and a first coating layer disposed on the ceramic body, the first electrode layer and the second electrode layer, wherein the first coating layer may include an alkyl(meth)acrylate-based polymer.
    Type: Application
    Filed: September 7, 2021
    Publication date: June 30, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol LEE, Seung Hun HAN, In Young KANG, Jung Min KIM, Jeong Ryeol KIM
  • Publication number: 20220208457
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and first internal electrodes and second internal electrodes disposed to face each other and alternately stacked with the respective dielectric layers interposed therebetween; a first external electrode connected to the first internal electrodes; a second external electrode connected to the second internal electrodes; and a protective layer disposed on the ceramic body, the first external electrode, and the second external electrode, wherein the protective layer includes an adhesion assisting layer and a coating layer, an average thickness of the protective layer is 70 nm or more and/or less than 400 nm, and a ratio of an average thickness of the coating layer to the average thickness of the protective layer is 0.25 or more and/or 0.75 or less.
    Type: Application
    Filed: August 26, 2021
    Publication date: June 30, 2022
    Inventors: Kyo Yeol Lee, Seung Hun Han, Sang Wook Lee, Jung Min Kim, Jeong Ryeol Kim
  • Patent number: 10811193
    Abstract: A capacitor component includes a porous body, a first electrode layer covering surfaces of pores of the porous body, a dielectric layer covering the first electrode layer, and a second electrode layer filling the pores of the porous body and covering the dielectric layer.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: October 20, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jeong Hoon Ryou, Hyun Ho Shin, Byeong Cheol Moon, Chang Soo Jang, Tae Joon Park, Yun Hee Kim, Kyo Yeol Lee, Seung Mo Lim
  • Patent number: 10490355
    Abstract: A thin film capacitor includes a body including a lower electrode formed on a substrate, a plurality of first electrode layers, and a plurality of second electrode layers stacked alternately with the plurality of first electrode layers, with one of the dielectric layers interposed therebetween. The lower electrode and the first electrode layer have the same polarity as each other, and surface roughness of the first and second electrode layers is less than that of the dielectric layers, thereby securing capacitance and characteristics of the dielectric layers.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: November 26, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo Lim, Hai Joon Lee, Ho Phil Jung, Jong Beom Kim, Kyo Yeol Lee, Dong Joon Oh
  • Patent number: 10446324
    Abstract: A thin film capacitor includes a body including alternately stacked first and second electrode layers and dielectric layers on a substrate, the second electrode layer including a second lower electrode layer and a second upper electrode layer formed on the second lower electrode layer, the second lower electrode layer including a material having a higher band gap energy than the first electrode layer and the second upper electrode layer.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol Lee, Hai Joon Lee, Seung Mo Lim, Ho Phil Jung, In Young Kang, Yun Hee Kim, Yun Sung Kang
  • Patent number: 10395842
    Abstract: A thin film capacitor includes a capacitor body formed by alternately stacking first and second electrode layers and a dielectric layer on a substrate, and having the second electrode layer disposed in an uppermost portion thereof, and a stress alleviation layer formed on the uppermost second electrode layer. The stress alleviation layer is formed of a material having a coefficient of thermal expansion higher than those of the substrate and the dielectric layer.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: August 27, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol Lee, Seung Mo Lim, Dong Joon Oh, Yun Sung Kang, Hai Joon Lee
  • Patent number: 10319526
    Abstract: A thin-film capacitor includes a body having a plurality of dielectric layers and first and second electrode layers alternately stacked on a substrate, first and second electrode pads disposed on one surface of the body, a plurality of vias having a multistage shape being disposed in the body, a first via of the plurality of vias connects the first electrode layer to the first electrode pad, and penetrates from the surface of the body to a first lowermost electrode layer adjacent the substrate, a second via of the plurality of vias connects the second electrode layer to the second electrode pad, and penetrates from the surface of the body to a second lowermost electrode layer adjacent the substrate and an upper surface of the first electrode layer is exposed in the first via, and an upper surface of the second electrode layer is exposed in the second via.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: June 11, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Ho Shin, Yun Sung Kang, Seung Mo Lim, Kyo Yeol Lee, Dong Joon Oh, Woong Do Jung, Ho Phil Jung, Hai Joon Lee
  • Patent number: 10305446
    Abstract: A piezoelectric oscillator, and method of making the same, includes an oscillation substrate comprising an oscillating part and a surrounding part, wherein the surrounding part is thinner than the oscillating part, and oscillating electrodes disposed on an upper surface and a lower surface of the oscillating part. The oscillation substrate is configured according to H=400.59×S+1.75±1.5, wherein H=100×(T2/T1) and S=T2/(L1?L2), wherein L1 represents an entire length of the oscillation substrate, L2 represents a length of the oscillating part, T1 represents a thickness of the oscillating part, and T2 represents a step height between the oscillating part and the surrounding part.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: May 28, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jae Sang Lee, Ho Phil Jung, Sung Wook Kim, Tae Joon Park, In Young Kang, Dong Joon Oh, Je Hong Kyoung, Kyo Yeol Lee, Jong Pil Lee, Seung Mo Lim
  • Publication number: 20190088419
    Abstract: A capacitor component includes a porous body, a first electrode layer covering surfaces of pores of the porous body, a dielectric layer covering the first electrode layer, and a second electrode layer filling the pores of the porous body and covering the dielectric layer.
    Type: Application
    Filed: April 24, 2018
    Publication date: March 21, 2019
    Inventors: Jeong Hoon RYOU, Hyun Ho SHIN, Byeong Cheol MOON, Chang Soo JANG, Tae Joon PARK, Yun Hee KIM, Kyo Yeol LEE, Seung Mo LIM
  • Patent number: 10141115
    Abstract: A thin film capacitor includes a body having first and second electrode layers and first and second dielectric layers alternately stacked on a substrate. A thickness of the first dielectric layer is 1.2 to 3 times that of the second dielectric layer. Therefore, leakage current characteristics of the dielectric layers may be improved, and capacitance of the thin film capacitor may be secured.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kyo Yeol Lee, Yun Sung Kang, Hai Joon Lee, Dong Joon Oh, Ho Phil Jung, Seung Mo Lim
  • Patent number: 10062516
    Abstract: A thin-film ceramic capacitor includes: a body in which a plurality of dielectric layers and first and second electrode layers are alternately disposed on a substrate; and first and second electrode pads disposed on an external surface of the body. The dielectric layer contains a mixed phase of a perovskite phase having ferroelectric properties and a pyrochlore phase having paraelectric properties, the pyrochlore phase being disposed on interfaces between the dielectric layers and the first and second electrode layers in lower portions of the dielectric layers.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: August 28, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yun Sung Kang, Hai Joon Lee, Tae Joon Park, Dong Joon Oh, Yun Hee Kim, Kyo Yeol Lee, Seung Mo Lim, In Young Kang
  • Publication number: 20180144873
    Abstract: A thin film capacitor includes a body including alternately stacked first and second electrode layers and dielectric layers on a substrate, the second electrode layer including a second lower electrode layer and a second upper electrode layer formed on the second lower electrode layer, the second lower electrode layer including a material having a higher band gap energy than the first electrode layer and the second upper electrode layer.
    Type: Application
    Filed: July 17, 2017
    Publication date: May 24, 2018
    Inventors: Kyo Yeol LEE, Hai Joon LEE, Seung Mo LIM, Ho Phil JUNG, In Young KANG, Yun Hee KIM, Yun Sung KANG
  • Publication number: 20180144871
    Abstract: A thin-film ceramic capacitor includes: a body in which a plurality of dielectric layers and first and second electrode layers are alternately disposed on a substrate; and first and second electrode pads disposed on an external surface of the body. The dielectric layer contains a mixed phase of a perovskite phase having ferroelectric properties and a pyrochlore phase having paraelectric properties, the pyrochlore phase being disposed on interfaces between the dielectric layers and the first and second electrode layers in lower portions of the dielectric layers.
    Type: Application
    Filed: June 27, 2017
    Publication date: May 24, 2018
    Inventors: Yun Sung KANG, Hai Joon LEE, Tae Joon PARK, Dong Joon OH, Yun Hee KIM, Kyo Yeol LEE, Seung Mo LIM, In Young KANG
  • Publication number: 20180144872
    Abstract: A thin-film capacitor includes a body having a plurality of dielectric layers and first and second electrode layers alternately stacked on a substrate, first and second electrode pads disposed on one surface of the body, a plurality of vias having a multistage shape being disposed in the body, a first via of the plurality of vias connects the first electrode layer to the first electrode pad, and penetrates from the surface of the body to a first lowermost electrode layer adjacent the substrate, a second via of the plurality of vias connects the second electrode layer to the second electrode pad, and penetrates from the surface of the body to a second lowermost electrode layer adjacent the substrate and an upper surface of the first electrode layer is exposed in the first via, and an upper surface of the second electrode layer is exposed in the second via.
    Type: Application
    Filed: July 10, 2017
    Publication date: May 24, 2018
    Inventors: Hyun Ho SHIN, Yun Sung KANG, Seung Mo LIM, Kyo Yeol LEE, Dong Joon OH, Woong Do JUNG, Ho Phil JUNG, Hai Joon LEE
  • Publication number: 20180068798
    Abstract: A thin film capacitor includes a body having first and second electrode layers and first and second dielectric layers alternately stacked on a substrate. A thickness of the first dielectric layer is 1.2 to 3 times that of the second dielectric layer. Therefore, leakage current characteristics of the dielectric layers may be improved, and capacitance of the thin film capacitor may be secured.
    Type: Application
    Filed: March 20, 2017
    Publication date: March 8, 2018
    Inventors: Kyo Yeol LEE, Yun Sung KANG, Hai Joon LEE, Dong Joon OH, Ho Phil JUNG, Seung Mo LIM