Patents by Inventor Yong-Won Seo

Yong-Won Seo 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: 20190348740
    Abstract: Disclosed is a transmission line-waveguide transition device including side surfaces and a top surface having a size and shape corresponding to a waveguide to which a signal of a transmission line is transmitted, the side surfaces and top surface having a plate shape; and a plate-shaped ridge formed in an inner space defined by the side surfaces and the top surface, the ridge being provided with a slope having one end connected to the transmission line and an opposite end contacting the top surface.
    Type: Application
    Filed: July 26, 2019
    Publication date: November 14, 2019
    Applicant: KMW INC.
    Inventor: Yong-Won Seo
  • Patent number: 10468190
    Abstract: A capacitor component includes a body with a plurality of first and second internal electrodes alternately stacked with dielectric layers interposed therebetween. First and second connection electrodes extend in a thickness direction of the body and are respectively connected to the first and second internal electrodes. First and second lower electrodes are on a lower surface of the body and are respectively connected to the first and second connection electrodes.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Won Seo, Jin Kyung Joo, Taek Jung Lee, Jin Woo Chun
  • Patent number: 10418713
    Abstract: The present disclosure provides a polarized antenna including a waveguide power divider, a waveguide phase shifter and a radiating unit. The waveguide power divider is configured to have an input waveguide for receiving a transmission signal, and first and second output waveguides for distributing and outputting the transmission signal. The waveguide phase shifter is configured to receive two output signals outputted respectively from the first and second output waveguides of the waveguide power divider, to variably change a phase difference between the two input signals, and to output respective changed signals. The radiating unit is configured to receive the respective changed signals from the waveguide phase shifter, and to combine and radiate the respective changed signals as a radio signal.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: September 17, 2019
    Assignee: KMW INC.
    Inventors: Yong-Won Seo, Myung-Hwa Kim
  • Patent number: 10325725
    Abstract: A multilayer capacitor includes a capacitor body including a plurality of first and second internal electrodes alternately stacked with dielectric layers interposed therebetween. A first via electrode penetrates through the plurality of first internal electrodes and is exposed at the first surface of the capacitor body. A second via electrode penetrates through the plurality of second internal electrodes, is exposed at the first surface of the capacitor body, and is spaced apart from the first via electrode. First and second external electrodes are on a first surface of the capacitor body, spaced apart from each other, and respectively connected to end portions of the first and second via electrodes. The first and second external electrodes each include a nickel (Ni) layer on the first surface of the capacitor body and a gold (Au) plating layer on the nickel layer.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: June 18, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Won Seo, Jin Kyung Joo, Ik Hwan Chang, Jin Woo Chun, Jin Man Jung
  • Patent number: 10205233
    Abstract: The present invention relates to a dual-polarization antenna including an isolation providing device including: a transmission antenna element outputting a transmission signal provided via a feeder through a first port; a receiving antenna element receiving a reception signal so as to provide same to the second port; a first coupler distributing part of the transmission signal; an equalizer equalizing the distributed signal from the first coupler to a preset waveform; a second coupler receiving the output of the equalizer so as to couple same to a signal output to the second port; and a conductor forming a signal delivery path between the first coupler, the equalizer, and the second coupler.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: February 12, 2019
    Assignee: KMW INC.
    Inventors: Young-Chan Moon, Sunghwan So, Yong-Won Seo
  • Publication number: 20180368264
    Abstract: A capacitor includes a body including a plurality of dielectric layers, first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween, and first and second insulating regions. The first insulating region is disposed in each of the first internal electrodes and includes a first connection electrode disposed therein. The second insulating region is disposed in each of the second internal electrodes and includes a second connection electrode disposed therein. The products D1×Td and D2×Td are greater than 20 ?m2, where Td is a thickness of the dielectric layer, and D1 and D2 are widths of the first and second insulating regions, respectively.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 20, 2018
    Inventors: Jin Man JUNG, Jin Kyung JOO, Ik Hwan CHANG, Taek Jung LEE, Won Young LEE, Yong Won SEO, Jin Woo CHUN
  • Patent number: 10120113
    Abstract: The present invention provides a polarizing plate comprising a substrate, a polarizing coating layer formed on one side of the substrate, a first adhesive layer formed on the polarizing coating layer, a first retardation coating layer formed on the first adhesive layer, a second adhesive layer formed on the first retardation coating layer, a second retardation coating layer formed on the second adhesive layer, and a soft layer formed on the second retardation coating layer, wherein, the soft layer has an amended toughness of 1,000 to 40,000 MPa·%. The polarizing plate according to the present invention has excellent bending resistance and thus can be effectively used for a flexible display.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: November 6, 2018
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Eunyoung Kim, Yong Won Seo, Kwanwook Song
  • Publication number: 20180233287
    Abstract: A capacitor component includes a body with a plurality of first and second internal electrodes alternately stacked with dielectric layers interposed therebetween. First and second connection electrodes extend in a thickness direction of the body and are respectively connected to the first and second internal electrodes. First and second lower electrodes are on a lower surface of the body and are respectively connected to the first and second connection electrodes.
    Type: Application
    Filed: September 25, 2017
    Publication date: August 16, 2018
    Inventors: Yong Won SEO, Jin Kyung JOO, Taek Jung LEE, Jin Woo CHUN
  • Publication number: 20180090846
    Abstract: The present disclosure provides a polarized antenna including a waveguide power divider, a waveguide phase shifter and a radiating unit. The waveguide power divider is configured to have an input waveguide for receiving a transmission signal, and first and second output waveguides for distributing and outputting the transmission signal. The waveguide phase shifter is configured to receive two output signals outputted respectively from the first and second output waveguides of the waveguide power divider, to variably change a phase difference between the two input signals, and to output respective changed signals. The radiating unit is configured to receive the respective changed signals from the waveguide phase shifter, and to combine and radiate the respective changed signals as a radio signal.
    Type: Application
    Filed: December 1, 2017
    Publication date: March 29, 2018
    Inventors: Yong-Won SEO, Myung-Hwa KIM
  • Publication number: 20180068796
    Abstract: A multilayer capacitor includes a capacitor body including a plurality of first and second internal electrodes alternately stacked with dielectric layers interposed therebetween. A first via electrode penetrates through the plurality of first internal electrodes and is exposed at the first surface of the capacitor body. A second via electrode penetrates through the plurality of second internal electrodes, is exposed at the first surface of the capacitor body, and is spaced apart from the first via electrode. First and second external electrodes are on a first surface of the capacitor body, spaced apart from each other, and respectively connected to end portions of the first and second via electrodes. The first and second external electrodes each include a nickel (Ni) layer on the first surface of the capacitor body and a gold (Au) plating layer on the nickel layer.
    Type: Application
    Filed: April 24, 2017
    Publication date: March 8, 2018
    Inventors: Yong Won SEO, Jin Kyung JOO, Ik Hwan CHANG, Jin Woo CHUN, Jin Man JUNG
  • Publication number: 20180059300
    Abstract: The present invention provides a polarizing plate comprising a substrate, a polarizing coating layer formed on one side of the substrate, a first adhesive layer formed on the polarizing coating layer, a first retardation coating layer formed on the first adhesive layer, a second adhesive layer formed on the first retardation coating layer, a second retardation coating layer formed on the second adhesive layer, and a soft layer formed on the second retardation coating layer, wherein, the soft layer has an amended toughness of 1,000 to 40,000 MPa·%. The polarizing plate according to the present invention has excellent bending resistance and thus can be effectively used for a flexible display.
    Type: Application
    Filed: August 18, 2017
    Publication date: March 1, 2018
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Eunyoung KIM, Yong Won SEO, Kwanwook SONG
  • Publication number: 20180031748
    Abstract: A polarizing plate includes a polarizer, and a quarter wave film (QWF) layer and a +C (positive C) plate layer, which are disposed on a lower side of the polarizer, wherein a total refractive index ratio Nz of the polarizer, the quarter wave film layer, and the +C plate layer is 0.1 to 0.8, and thereby shows excellent antireflection effects in an oblique direction of a screen as well as in a front direction thereof, and an image display apparatus including the same.
    Type: Application
    Filed: October 10, 2017
    Publication date: February 1, 2018
    Inventors: Jung Min CHO, Yong Won SEO, Byoung Chul CHOI
  • Publication number: 20180027656
    Abstract: A capacitor includes a body including a plurality of dielectric layers, first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween, and first and second insulating regions. The first insulating region is disposed in each of the first internal electrodes and includes a first connection electrode disposed therein. The second insulating region is disposed in each of the second internal electrodes and includes a second connection electrode disposed therein. The products D1×Td and D2×Td are greater than 20 ?m2, where Td is a thickness of the dielectric layer, and D1 and D2 are widths of the first and second insulating regions, respectively.
    Type: Application
    Filed: March 3, 2017
    Publication date: January 25, 2018
    Inventors: Jin Man JUNG, Jin Kyung JOO, Ik Hwan CHANG, Taek Jung LEE, Won Young LEE, Yong Won SEO, Jin Woo CHUN
  • Publication number: 20170277291
    Abstract: The present invention relates to a touch sensing electrode with a polarizing plate, a display device comprising the same, and a method for fabricating the same. The touch sensing electrode with a polarizing plate according to the present invention comprises a touch sensing electrode capable of being folded and unfolded on its folding axis; a retardation film disposed on the touch sensing electrode and having a slow axis that forms an inclined angle with the folding axis; and a polarizing plate disposed on the retardation film.
    Type: Application
    Filed: September 22, 2015
    Publication date: September 28, 2017
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Jaehyun LEE, Byung Jin CHOI, Dong Pil PARK, Yong Won SEO, Byung Hoon SONG
  • Publication number: 20170244173
    Abstract: The present invention provides a waveguide slot array antenna having an excitation slot arrangement radiating a signal corresponding to an operating frequency in a radiation plate, the waveguide slot array antenna comprising: a first auxiliary radiation plate installed on a main radiation plate and rotating a polarization plane of a signal radiated from the excitation slot arrangement of the main radiation plate; and a second auxiliary radiation plate installed on the first auxiliary radiation plate and distributing and radiating the signal, the polarization plane of which has been rotated in the first auxiliary radiation plate.
    Type: Application
    Filed: May 10, 2017
    Publication date: August 24, 2017
    Inventors: Young-Chan MOON, Chang-Seob CHOI, Chi-Back RYU, Yong-Won SEO
  • Publication number: 20160291224
    Abstract: A composite polarizing plate includes a polarizing plate having a polarization coating layer formed on one surface thereof, a retardation coating layer, and a photo-curable adhesive layer installed between the polarizing plate and the retardation coating layer, such that a display device having a thinner thickness and lighter weight may be implemented, and cracks may be reduced due to excellent flexibility, thereby the composite polarizing plate may be applied to a flexible display device.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hong Jun AHN, Yong Won SEO
  • Publication number: 20160216424
    Abstract: A polarizing plate includes an adhesive layer, a protective layer made of an aqueous composition containing polyvinylalcohol, and a polarizer which are laminated in this order, and the polarizer includes a liquid crystal coating layer which is formed on one surface of a base film thereof. The polarizing plate having the above configuration may exhibit increased durability and maintain optical characteristics, and thereby implementing high image quality in the display device with increased durability.
    Type: Application
    Filed: January 26, 2016
    Publication date: July 28, 2016
    Inventors: Yong Won SEO, Hong Jun AHN, Ji Hye HEO
  • Publication number: 20160154157
    Abstract: Disclosed are a polarizing plate, which includes a polarizer, and a quarter wave film (QWF) layer and a +C (positive C) plate layer, which are disposed on a lower side of the polarizer, wherein a total refractive index ratio Nz of the polarizer, the quarter wave film layer, and the +C plate layer is 0.1 to 0.8, and thereby shows excellent antireflection effects in an oblique direction of a screen as well as in a front direction thereof, and an image display apparatus including the same.
    Type: Application
    Filed: May 28, 2014
    Publication date: June 2, 2016
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Jung Min CHO, Yong Won SEO, Byoung Chul CHOI
  • Publication number: 20150155622
    Abstract: The present invention relates to a dual-polarization antenna including an isolation providing device including: a transmission antenna element outputting a transmission signal provided via a feeder through a first port; a receiving antenna element receiving a reception signal so as to provide same to the second port; a first coupler distributing part of the transmission signal; an equalizer equalizing the distributed signal from the first coupler to a preset waveform; a second coupler receiving the output of the equalizer so as to couple same to a signal output to the second port; and a conductor forming a signal delivery path between the first coupler, the equalizer, and the second coupler.
    Type: Application
    Filed: February 13, 2015
    Publication date: June 4, 2015
    Inventors: Young-Chan Moon, Sunghwan So, Yong-Won Seo
  • Patent number: 8860226
    Abstract: A semiconductor device includes a storage node contact plug, a bit line in communication with to the storage node contact plug, and an expansion unit formed on a sidewall of the bit line. Thermal expansion of the expansion unit serves to increase capacitance by ensuring a distance between the bit line and the storage node contact plug, thereby improving a sensing margin. A cell characteristic such as a record recovery time (tWR) may be enhanced.
    Type: Grant
    Filed: January 10, 2012
    Date of Patent: October 14, 2014
    Assignee: Hynix Semiconductor Inc.
    Inventor: Yong Won Seo