Patents by Inventor Tea Hun SHIM

Tea Hun SHIM 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).

  • Solar cell and manufacturing method therefor
    Patent number: 10998515
    Abstract: The present invention provides a solar cell and a method for manufacturing the same, the solar cell including a first electrode formed on a substrate, a nanocrystal layer including a plurality of nanocrystals formed on the first electrode so as to contact the first electrode, a hole transport layer formed on the first electrode so as to cover the plurality of nanocrystals, a photoactive layer formed on the hole transport layer, and a second electrode formed on the photoactive layer.
    Type: Grant
    Filed: October 10, 2014
    Date of Patent: May 4, 2021
    Inventors: Jea Gun Park, Tea Hun Shim, Dal Ho Kim, Ji Heon Kim, Jae Woo Shin, Joo Hyoung Park
  • Method for preparing substrate using germanium condensation process and method for manufacturing semiconductor device using same
    Patent number: 9825151
    Abstract: The present invention suggests a substrate manufacturing method and a manufacturing method of a semiconductor device comprising: providing a SOI structure having an insulation layer and a silicon layer laminated on a substrate; laminating to form a silicon germanium layer and a capping silicon layer on the SOI structure; implementing oxidation process at two or more temperatures and heat treatment process at least once during the oxidation process to form a germanium cohesion layer and a silicon dioxide layer; and removing the silicon dioxide layer.
    Type: Grant
    Filed: January 27, 2015
    Date of Patent: November 21, 2017
    Assignee: IUCF-HYU
    Inventors: Jea Gun Park, Tea Hun Shim, Seung Hyun Song, Du Yeong Lee
  • METHOD FOR PREPARING SUBSTRATE USING GERMANIUM CONDENSATION PROCESS AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE USING SAME
    Publication number: 20170012113
    Abstract: The present invention suggests a substrate manufacturing method and a manufacturing method of a semiconductor device comprising: providing a SOI structure having an insulation layer and a silicon layer laminated on a substrate; laminating to form a silicon germanium layer and a capping silicon layer on the SOI structure; implementing oxidation process at two or more temperatures and heat treatment process at least once during the oxidation process to form a germanium cohesion layer and a silicon dioxide layer; and removing the silicon dioxide layer.
    Type: Application
    Filed: January 27, 2015
    Publication date: January 12, 2017
    Inventors: Jea Gun PARK, Tea Hun SHIM, Seung Hyun SONG, Du Yeong LEE
  • SOLAR CELL AND MANUFACTURING METHOD THEREFOR
    Publication number: 20160322592
    Abstract: The present invention provides a solar cell and a method for manufacturing the same, the solar cell including a first electrode formed on a substrate, a nanocrystal layer including a plurality of nanocrystals formed on the first electrode so as to contact the first electrode, a hole transport layer formed on the first electrode so as to cover the plurality of nanocrystals, a photoactive layer formed on the hole transport layer, and a second electrode formed on the photoactive layer.
    Type: Application
    Filed: October 10, 2014
    Publication date: November 3, 2016
    Inventors: Jea Gun PARK, Tea Hun SHIM, Dal Ho KIM, Ji Heon KIM, Jae Woo SHIN, Joo Hyoung PARK