Patents by Inventor Sol Choi

Sol 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).

  • Patent number: 10198994
    Abstract: An organic light emitting diode (OLED) display device includes a display panel including a pixel that includes a driving transistor and a light emitting diode; a timing control circuit including a compensation value calculation portion that calculates a compensation value (?) of the light emitting diode using a first correlation equation having a threshold voltage change quantity (?Vth) of the driving transistor as a variable, and a data compensation portion that applies the calculated compensation value to an input image data to produce a compensation data; and a data driver receiving the compensation data and supplying the compensation data to the pixel, wherein the first correlation equation is ?=a*?Vth+b, where a is a first gradient constant, and b is a first intersect constant.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: February 5, 2019
    Assignee: LG Display Co., Ltd.
    Inventor: Jin-Sol Choi
  • Patent number: 10181269
    Abstract: The present invention relates to a touch screen device having a braille support function and a control method therefor, the touch screen device including: a touch screen sensing a touch location of a user; and a controller entering at least one of a first mode and a second mode according to a use direction of the touch screen, the controller recognizing the touch screen as one braille cell in the first mode, and recognizing the touch screen as two braille cells in the second mode, thereby receiving braille input depending on the touch location of the user. By using this, it is possible to easily and precisely input six-dot braille on a touch screen and to input abbreviations and symbols of a twelve-dot system.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: January 15, 2019
    Inventor: Han Sol Choi
  • Patent number: 10147915
    Abstract: A battery includes a conductive substrate, the conductive substrate including a first resin layer, a barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from an outermost side of the battery, an exterior member disposed to face the conductive substrate, a sealing portion formed at edges of the conductive substrate and the exterior member, and at least one second inner electrode positioned between the conductive substrate and the exterior member and stacked using a separator as a border.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: December 4, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Hyun-Hwa Song, Jun-Won Suh, Jan-Dee Kim, Jung-Gyu Nam, Jeong-Doo Yi, Bong-Kyoung Park, Jung-Yup Yang, Ju-Hyeong Han, Ju-Hee Sohn, Hye-Ri Eom, Da-Woon Han, Sol Choi, Seok-Hun Hong
  • Publication number: 20180175016
    Abstract: A semiconductor device includes a first overlay group and a second overlay group disposed on a semiconductor substrate. The first overlay group includes first lower overlay patterns which extend in a first direction, first upper overlay patterns overlapping the first lower overlay patterns, and first via overlay patterns interposed between the first lower overlay patterns and the first upper overlay patterns. The second overlay group includes second lower overlay patterns which extend in a second direction, second upper overlay patterns overlapping the second lower overlay patterns, and second via overlay patterns interposed between the second lower overlay patterns and the second upper overlay patterns. The second lower overlay patterns include end portions adjacent to and spaced apart from the first overlay group.
    Type: Application
    Filed: December 4, 2017
    Publication date: June 21, 2018
    Inventors: Tae Sun Kim, Hyun Jae Kang, Tae Hoi Park, Jin Seong Lee, Eun Sol Choi, Min Keun Kwak, Byung Kap Kim, Sung Won Choi
  • Patent number: 9988732
    Abstract: The disclosed manufacturing method of titanium oxide electrode comprises: preparing starting materials for titanium oxide, heat-treating the starting materials of titanium oxide, and electro-reducing the heat-treated starting materials of titanium oxide. According to this method, an anode having excellent active oxygen species production efficiency and excellent electrical properties can be manufactured using inexpensive titanium oxide.
    Type: Grant
    Filed: June 11, 2013
    Date of Patent: June 5, 2018
    Assignee: Seoul National University R&DB Foundation
    Inventors: Je-Yong Yoon, Choon-Soo Kim, Ju-Sol Choi, Jae-Han Lee
  • Patent number: 9970702
    Abstract: A defrosting apparatus includes: an evaporator; a defrosting heater removing frost formed on the evaporator; and a controller controlling the defrosting heater until defrosting for the evaporator is completed when a driving start command for the defrosting apparatus is input, wherein the controller controls the defrosting heater to have an idle section in which the defrosting heater is not operated between a point in time in which the driving start command is input and a point in time in which the defrosting is completed.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: May 15, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-beom Ahn, Yang-gyu Kim, Sinn-bong Yoon, Jong-hoon Kim, Yong-sun Song, Han-sol Choi
  • Patent number: 9947930
    Abstract: A positive active material, a method of preparing the same, and a lithium battery including the positive active material, the positive active material including a core, the core including an overlithiated lithium transition metal oxide; and a coating layer on the core, the coating layer including Li3VO4.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: April 17, 2018
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jay-Hyok Song, Byong-Yong Yu, Andrei Kapylou, Sol Choi, Yong-Chan You, Sun-Ho Kang
  • Publication number: 20180090727
    Abstract: A pouch-type rechargeable battery according to one or more exemplary embodiments includes: an electrode assembly; an exterior material receiving the electrode assembly; and a sealing portion arranged at an edge of the exterior material, and including at least one metal particle and a resin surrounding the at least one metal particle, and an area ratio of the at least one metal particle and the resin in a cross-section of the sealing portion cut along a direction that is perpendicular to a lengthwise direction of the sealing portion is from 1:99 to 6:4.
    Type: Application
    Filed: September 28, 2017
    Publication date: March 29, 2018
    Inventors: Juhyeong HAN, Junwon SUH, Jandee KIM, Junggyu NAM, Wonkyu BANG, Juhee SOHN, Hyunhwa SONG, Jungyup YANG, Hyeri EOM, Jeongdoo YI, Seungjae LEE, Sol CHOI, Da-Un HAN, Seokhun HONG
  • Publication number: 20180026236
    Abstract: A flexible rechargeable battery includes a first conductive substrate, a second conductive substrate, and a seal. The first conductive substrate includes a first protrusion. The second conductive substrate faces the first conductive substrate and includes a second protrusion. The seal is located along at least one edge of the first conductive substrate and the second conductive substrate, and includes at least one sealing metal layer and at least one sealing resin layer.
    Type: Application
    Filed: July 20, 2017
    Publication date: January 25, 2018
    Inventors: Taesoo LEE, Junwon SUH, Jandee KIM, Jeongdoo YI, Junggyu NAM, Jungyup YANG, Wonkyu BANG, Juhyeong HAN, Bong-Kyoung PARK, Juhee SOHN, Da-Un HAN, Sol CHOI, Seokhun HONG, Hyunhwa SONG, Hyeri EOM
  • Publication number: 20170271628
    Abstract: A secondary battery including an electrode assembly; a first case that includes an electrode assembly accommodating space; and a second case that coupled to the first case, the second case facing the first case and having a convex-concave pattern.
    Type: Application
    Filed: March 15, 2017
    Publication date: September 21, 2017
    Inventors: Hyeri EOM, Jandee KIM, Junggyu NAM, Bongkyoung PARK, Wonkyu BANG, Junwon SUH, Juhee SOHN, Jungyup YANG, Jeongdoo YI, Juhyeong HAN, Hyunhwa SONG, Taesoo LEE, Sol CHOI, Daun HAN, Seokhun HONG
  • Publication number: 20170193912
    Abstract: An organic light emitting diode (OLED) display device includes a display panel including a pixel that includes a driving transistor and a light emitting diode; a timing control circuit including a compensation value calculation portion that calculates a compensation value (?) of the light emitting diode using a first correlation equation having a threshold voltage change quantity (?Vth) of the driving transistor as a variable, and a data compensation portion that applies the calculated compensation value to an input image data to produce a compensation data; and a data driver receiving the compensation data and supplying the compensation data to the pixel, wherein the first correlation equation is ?=a*?Vth+b, where a is a first gradient constant, and b is a first intersect constant.
    Type: Application
    Filed: December 27, 2016
    Publication date: July 6, 2017
    Applicant: LG Display Co., Ltd.
    Inventor: Jin-Sol CHOI
  • Publication number: 20170169730
    Abstract: The present invention relates to a touch screen device having a braille support function and a control method therefor, the touch screen device including: a touch screen sensing a touch location of a user; and a controller entering at least one of a first mode and a second mode according to a use direction of the touch screen, the controller recognizing the touch screen as one braille cell in the first mode, and recognizing the touch screen as two braille cells in the second mode, thereby receiving braille input depending on the touch location of the user. By using this, it is possible to easily and precisely input six-dot braille on a touch screen and to input abbreviations and symbols of a twelve-dot system.
    Type: Application
    Filed: February 24, 2017
    Publication date: June 15, 2017
    Inventor: Han Sol Choi
  • Publication number: 20170155098
    Abstract: A flexible rechargeable battery includes a first conductive member including a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially layered from an outer side thereof, a second conductive member that faces the first conductive member, the second conductive member including a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially layered from an outer side thereof, and a sealing portion located on edges of the first conductive member and the second conductive member. The sealing portion is made of a metallic material.
    Type: Application
    Filed: November 2, 2016
    Publication date: June 1, 2017
    Inventors: Bong-Kyoung PARK, Jun-Won SUH, Jung-Gyu NAM, Jeong-Doo YI, Jung-Yup YANG, Ju-Hyeong HAN, Ju-Hee SOHN, Hye-Ri EOM, Da-Woon HAN, Hyun-Hwa SONG, Sol CHOI, Seok-Hun HONG, Jan-Dee KIM
  • Publication number: 20170155099
    Abstract: A flexible rechargeable battery includes: a first conductive substrate; a second conductive substrate facing the first conductive substrate; and a sealant at edges of the first conductive substrate and the second conductive substrate. The first conductive substrate includes a first resin layer, a first barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from a first side of the flexible rechargeable battery. The second conductive substrate includes a third resin layer, a second barrier layer, a fourth resin layer, a second electrode current collector layer, and a second electrode coating layer that are sequentially stacked inward from a second side of the flexible rechargeable battery.
    Type: Application
    Filed: November 7, 2016
    Publication date: June 1, 2017
    Inventors: Hyun-Hwa Song, Jun-Won Suh, Jan-Dee Kim, Jeong-Doo Yi, Jung-Gyu Nam, Bong-Kyoung Park, Jung-Yup Yang, Ju-Hyeong Han, Ju-Hee Sohn, Hye-Ri Eom, Da-Woon Han, Sol Choi, Seok-Hun Hong
  • Publication number: 20170155100
    Abstract: A battery includes a conductive substrate, the conductive substrate including a first resin layer, a barrier layer, a second resin layer, a first electrode current collector layer, and a first electrode coating layer that are sequentially stacked inward from an outermost side of the battery, an exterior member disposed to face the conductive substrate, a sealing portion formed at edges of the conductive substrate and the exterior member, and at least one second inner electrode positioned between the conductive substrate and the exterior member and stacked using a separator as a border.
    Type: Application
    Filed: November 9, 2016
    Publication date: June 1, 2017
    Inventors: Hyun-Hwa SONG, Jun-Won SUH, Jan-Dee KIM, Jung-Gyu NAM, Jeong-Doo YI, Bong-Kyoung PARK, Jung-Yup YANG, Ju-Hyeong HAN, Ju-Hee SOHN, Hye-Ri EOM, Da-Woon HAN, Sol CHOI, Seok-Hun HONG
  • Publication number: 20170149026
    Abstract: A case for a rechargeable battery and a rechargeable battery including the case, the case including a sequentially deposited first resin layer and second resin layer, wherein the second resin layer includes a butyl-based resin.
    Type: Application
    Filed: October 31, 2016
    Publication date: May 25, 2017
    Inventors: Jung-Yup YANG, Jun-Won SUH, Jeong-Doo YI, Jan-Dee KIM, Bong-Kyoung PARK, Ju-Hyeong HAN, Ju-hee SOHN, Da-Woon HAN, Hye-Ri EOM, Hyun-Hwa SONG, Sol CHOI, Seok-Hun HONG
  • Publication number: 20170141393
    Abstract: A positive active material includes a compound represented by Chemical Formula 1, and the positive electrode including a positive active material and a rechargeable lithium battery including the same are provided. Li(1.33?0.67x?z)Mn(0.67?0.33x?0.5y)Ni(x?0.5y+z)M(y)O2??[Chemical Formula 1] Definitions of Chemical Formula 1 are the same as in the detailed description.
    Type: Application
    Filed: November 11, 2016
    Publication date: May 18, 2017
    Inventors: Eun-Sung LEE, Jay-Hyok SONG, Sol CHOI, Do-Hyung PARK, Il-Seok KIM
  • Publication number: 20170125809
    Abstract: A composite positive active material includes a lithium nickel cobalt aluminum composite oxide. A full width at half maximum (FWHM) of a peak of a (104) plane of the lithium nickel cobalt aluminum composite oxide is 0.15 or less and an FWHM of a peak of a (108) plane of the lithium nickel cobalt aluminum composite oxide is 0.15 or less, the peaks being obtained by X-ray diffraction analysis using a CuK? X-ray. A method of preparing the composite positive active material, and a lithium secondary battery including a positive electrode including the composite positive active material are disclosed.
    Type: Application
    Filed: October 28, 2016
    Publication date: May 4, 2017
    Inventors: Sanghoon KIM, Kwanghwan CHO, Eunsung LEE, Dohyung PARK, ILseok KIM, Sol CHOI
  • Publication number: 20160168743
    Abstract: The disclosed manufacturing method of titanium oxide electrode comprises: preparing starting materials for titanium oxide, heat-treating the starting materials of titanium oxide, and electro-reducing the heat-treated starting materials of titanium oxide. According to this method, an anode having excellent active oxygen species production efficiency and excellent electrical properties can be manufactured using inexpensive titanium oxide.
    Type: Application
    Filed: June 11, 2013
    Publication date: June 16, 2016
    Inventors: Je-Yong Yoon, Choon-Soo Kim, Ju-Sol Choi, Jae-Han Lee
  • Publication number: 20160123649
    Abstract: A defrosting apparatus includes: an evaporator; a defrosting heater removing frost formed on the evaporator; and a controller controlling the defrosting heater until defrosting for the evaporator is completed when a driving start command for the defrosting apparatus is input, wherein the controller controls the defrosting heater to have an idle section in which the defrosting heater is not operated between a point in time in which the driving start command is input and a point in time in which the defrosting is completed.
    Type: Application
    Filed: November 3, 2015
    Publication date: May 5, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-beom AHN, Yang-gyu KIM, Sinn-bong YOON, Jong-hoon KIM, Yong-sun SONG, Han-sol CHOI