Patents by Inventor Yeol Choi

Yeol Choi 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: 20190066901
    Abstract: An electronic component includes a magnetic body, and a coil pattern embedded in the magnetic body and including internal coil parts having a spiral shape and lead parts connected to ends of the internal coil parts and externally exposed from the magnetic body. A thickness of each of the lead parts is formed to be thinner than a thickness of each of the internal coil parts.
    Type: Application
    Filed: October 25, 2018
    Publication date: February 28, 2019
    Inventors: Dong Jin JEONG, Jae Yeol CHOI
  • Publication number: 20190066923
    Abstract: A capacitor component includes a body including first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween to be exposed to the third and fourth surfaces of the body, respectively; first and second conductive layers covering the third and fourth surfaces and connected to the first and second internal electrodes, respectively; first and second insulating layers covering the first and second conductive layers, respectively; first and second band portions spaced apart from each other on the second surface of the body; first and second external electrodes covering a portion of the first and second band portions and the first insulating layer, respectively; and third and fourth external electrodes covering a portion of the first and second insulating layers and a portion of the first surface of the body, respectively; and a method of manufacturing the same.
    Type: Application
    Filed: April 23, 2018
    Publication date: February 28, 2019
    Inventors: Jin Man JUNG, Jin Kyung JOO, Ik Hwan CHANG, Byeong Chan KWON, Ji Hyun PARK, Do Heung NA, Jae Yeol CHOI, Sung Hyun CHO
  • Patent number: 10216729
    Abstract: A user terminal, hands-free device and method for hands-free automatic interpretation service. The user terminal includes an interpretation environment initialization unit, an interpretation intermediation unit, and an interpretation processing unit. The interpretation environment initialization unit performs pairing with a hands-free device in response to a request from the hands-free device, and initializes an interpretation environment. The interpretation intermediation unit sends interpretation results obtained by interpreting a user's voice information received from the hands-free device to a counterpart terminal, and receives interpretation results obtained by interpreting a counterpart's voice information from the counterpart terminal.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: February 26, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sang-Hun Kim, Ki-Hyun Kim, Ji-Hyun Wang, Dong-Hyun Kim, Seung Yun, Min-Kyu Lee, Dam-Heo Lee, Mu-Yeol Choi
  • Publication number: 20190042565
    Abstract: An automatic translation device includes a communications module transmitting and receiving data to and from an ear-set device including a speaker, a first microphone, and a second microphone, a memory storing a program generating a result of translation using a dual-channel audio signal, and a processor executing the program stored in the memory. When the program is executed, the processor compares a first audio signal including a voice signal of a user, received using the first microphone, with a second audio signal including a noise signal and the voice signal of the user, received using the second microphone, and entirely or selectively extracting the voice signal of the user from the first and second audio signals, based on a result of the comparison, to perform automatic translation.
    Type: Application
    Filed: June 21, 2018
    Publication date: February 7, 2019
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Mu Yeol CHOI, Min Kyu LEE, Sang Hun KIM, Seung YUN
  • Patent number: 10199154
    Abstract: A coil component and a method of manufacturing the coil component are provided. The coil component includes a coil part, a body, and an electrode. The coil part includes a support member, a first coil layer disposed on one surface of the support member, and a second coil layer disposed on the first coil layer. The body includes a magnetic material covering the coil part. The electrode is disposed on the body and is connected to the coil part. The first and second coil layers may each include an insulating layer having a pattern in a planar coil shape and a conductor layer disposed in the pattern and including a seed layer and a plating layer. Additionally, seed layers of the first and second coil layers may be disposed differently in the conductor layers of the first and second coil layers.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: February 5, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Il Hong, Jae Yeol Choi, Jong Bong Lim, Ju Hwan Yang
  • Patent number: 10197718
    Abstract: An adhesive film for polarizing plates, an adhesive composition for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. An adhesive film for polarizing plates is formed of an adhesive composition including: a (meth)acrylic copolymer including a hydroxyl group and a carboxylic acid group; a bifunctional aziridine curing agent; and an isocyanate curing agent, and has an adhesive strength of about 2,500 gf/25 mm or more.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: February 5, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ju Yeol Choi, Seung Hoon Lee, Seung Jun Lee, In Cheon Han
  • Patent number: 10192672
    Abstract: A coil component includes a substrate and a coil pattern disposed on the substrate. The coil pattern includes a vertical region having a side surface perpendicular with respect to the substrate and a tapered region connected to the vertical region and having a side surface inclined with respect to the substrate.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: January 29, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwan Yang, Jong Bong Lim, Seok Il Hong, Jae Yeol Choi, Hai Joon Lee
  • Patent number: 10186380
    Abstract: A capacitor component includes a body, a plurality of internal electrodes disposed in the body, connection electrodes extended in a thickness direction of the body and electrically connected to the plurality of internal electrodes, upper electrodes disposed on an upper surface of the body and electrically connected to the connection electrodes, and lower electrodes disposed on a lower surface of the body and electrically connected to the connection electrodes A thickness of the upper electrodes is different from that of the lower electrodes, and an area of contact between the upper electrodes and the body is different from an area of contact between the lower electrodes and the body.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: January 22, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Taek Jung Lee, Hyo Youn Lee, Won Young Lee, Sung Kwon An, Jae Yeol Choi, Jin Kyung Joo
  • Patent number: 10187994
    Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: January 22, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Su Youn You, Jae Yeol Choi, Hyun Hee Gu, Byoung Jin Chun
  • Patent number: 10186367
    Abstract: An electronic component includes a body having a bottom surface provided as a mounting surface, a top surface opposing the bottom surface, first and second side surfaces opposing each other in a width direction, and third and fourth end surfaces opposing each other in a length direction, a conductor part disposed therein, first and second external electrodes spaced apart from each other on the bottom surface of the body and connected to the conductor part, and a first insulating coating layer on the top surface of the body and a second insulating coating layer on the bottom surface of the body.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: January 22, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Wook Lee, Jae Yeol Choi, Sung Kwon Oh, Min Sung Choi, Ji Hea Kim
  • Patent number: 10181380
    Abstract: A multilayer electronic component includes a body, first and second external electrodes, and first and second side parts. The body includes a multilayer structure in which first and second internal electrode patterns are alternately stacked and contains a dielectric material. The first and second side parts are disposed on outer surfaces of the body to face each other. The first and second external electrodes are disposed on outer surfaces of the body to face each other. The first internal electrode patterns are exposed to a third surface and a fifth surface of the body on which the first external electrode and the first side part are disposed, respectively. Additionally, the second internal electrode patterns are exposed to a fourth surface and a sixth surface of the body on which the second external electrode and the second side part are disposed, respectively.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: January 15, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Min Hong, Jae Yeol Choi, Ki Pyo Hong
  • Publication number: 20190010291
    Abstract: The present disclosure relates to a polyimide-based block copolymer and a polyimide-based film including the same. The polyimide-based block copolymer according to the present disclosure makes it possible to provide a polyimide-based film exhibiting excellent mechanical properties while being colorless and transparent. The polyimide-based film may be used as a cover film of various flexible or foldable devices.
    Type: Application
    Filed: June 22, 2017
    Publication date: January 10, 2019
    Inventors: Sung Yeol CHOI, Byung Guk KIM, Sang Gon KIM, Duk Hun JANG, Hyung Sam CHOI
  • Patent number: 10166943
    Abstract: An airbag apparatus for a vehicle my include an airbag housing accommodating an airbag cushion, an inflator supplying gas into the airbag cushion, a hard retainer fixing the inflator to the airbag housing, and a soft retainer having a first side coupled to the hard retainer and controlling a flow of the gas supplied from the inflator.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: January 1, 2019
    Assignee: Hyundai Motor Company
    Inventor: Jun Yeol Choi
  • Patent number: 10170245
    Abstract: Disclosed herein is a multilayer capacitor comprising: a laminate in which a plurality of first sheets and second sheets are alternately laminated, wherein the first sheets and the second sheets are disposed in a direction perpendicular to a mounting surface; a first inner electrode formed on the first sheets, wherein the first electrode is exposed through upper, lower, and first lateral surfaces of the laminate; a second inner electrode that is formed on the second sheets and has a horizontally symmetrical shape with respect to the first inner electrode; a sealing portion encapsulating the first and second inner electrodes exposed through two lateral surfaces of the laminate; and an external electrode that is electrically connected to the first and second inner electrodes exposed through the upper and lower surfaces of the laminate.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: January 1, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hae Suk Chung, Jae Yeol Choi, Hyun Woo Kim, Dong Su Cho
  • Publication number: 20180355110
    Abstract: The present disclosure relates to a polyimide-based block copolymer and a polyimide-based film including the same. The polyimide-based block copolymer according to the present disclosure makes it possible to provide a polyimide-based film exhibiting excellent mechanical properties while having a high molecular weight, and being colorless and transparent.
    Type: Application
    Filed: September 8, 2017
    Publication date: December 13, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Sang Gon KIM, Sung Yeol CHOI, Duk Hun JANG, Hyung Sam CHOI
  • Patent number: 10150912
    Abstract: There is provided a red phosphor that may include a nitride represented by a formula of (Sr1-x-yBaxEuy)2Si5N8, wherein 0<x<0.7, and 0<y<0.1. The red phosphor may emit light having a peak wavelength in a range of 600 nm to 630 nm when irradiated by an excitation source and the excitation source may be a blue light source having a dominant wavelength in a range of 420 nm to 470 nm.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: December 11, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Choi, Sung Hak Jo, Sun Yeol Choi, Jung Eun Yoon, Chul Soo Yoon, Tae Young Choi
  • Publication number: 20180350521
    Abstract: A multilayer ceramic capacitor includes a capacitor body including a plurality of first to third internal electrodes. The first internal electrodes have opposing ends exposed at third and fourth surfaces of the capacitor body. The second internal electrodes have a portion exposed at either of fifth or sixth surfaces of the capacitor body. The third internal electrodes have portions respectively exposed at the fifth and sixth surfaces. First and second external electrodes are on the third and fourth surfaces, respectively, and are connected to the first internal electrodes. Third and fourth external electrodes are on the fifth and sixth surfaces, respectively, and are connected to the second and third internal electrodes.
    Type: Application
    Filed: December 5, 2017
    Publication date: December 6, 2018
    Inventors: Beom Seock OH, Jin Yung Ryu, Young Ghyu Ahn, Jae Yeol Choi
  • Patent number: 10148283
    Abstract: A delta-sigma modulator includes a first integrator configured to integrate a sum of an input signal and a first feedback signal, a second integrator configured to integrate a sum of an output value of the first integrator and a second feedback signal, a first FIR filter circuit configured to perform a first FIR filtering on an output modulation signal and a delay modulation signal and feeds back the signals to stage prior to the first integrator, and a second FIR filter circuit configured to perform a second FIR filtering on the output modulation signal and the delay modulation signal and feeds back the signals to a stage prior to the second integrator.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: December 4, 2018
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Bai Sun Kong, Moo Yeol Choi
  • Patent number: 10141097
    Abstract: An electronic component includes a magnetic body, and a coil pattern embedded in the magnetic body and including internal coil parts having a spiral shape and lead parts connected to ends of the internal coil parts and externally exposed from the magnetic body. A thickness of each of the lead parts is formed to be thinner than a thickness of each of the internal coil parts.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jin Jeong, Jae Yeol Choi
  • Publication number: 20180334129
    Abstract: An airbag apparatus for a vehicle may include an airbag cushion configured to be provided with a vent hole for discharging inflation gas therein to the outside; a flap configured to have an external circumferential surface partially coupled to the airbag cushion along a rim of the vent hole; and a tether configured to have one end portion penetrating through the vent hole of the airbag cushion to be coupled to an internal side surface of the flap and be partially supported on an internal side surface of the airbag cushion to pull the flap when the airbag cushion is fully deployed, to close the vent hole and release a tensile force when the airbag cushion is loaded to deploy the flap outwardly of the airbag cushion by the inflation gas, to open the vent hole.
    Type: Application
    Filed: November 1, 2017
    Publication date: November 22, 2018
    Applicants: Hyundai Motor Company, Kia Motors Corp.
    Inventors: Kyung Taek LIM, Jun Yeol Choi, Jae Ho Choi