Patents by Inventor Jong Baek Seon

Jong Baek Seon 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: 11937457
    Abstract: A display device is provided. The display device comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, a first sub-substrate disposed on the second base substrate and comprising at least one dopant selected from a group consisting of: fluorine (F), boron (B), arsenic (As), phosphorus (P), chlorine (Cl), bromine (Br), iodine (I), astatine (At), sulfur (S), selenium (Se), argon (Ar), and tellurium (Te), a second barrier layer disposed on the first sub-substrate, a second buffer layer disposed on the second barrier layer, a first buffer layer disposed on the second buffer layer, at least one transistor disposed on the first buffer layer, and an organic light-emitting diode disposed on the at least one transistor.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: March 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Baek Seon, Deok Hoi Kim, Hun Kim
  • Patent number: 11903254
    Abstract: A display device includes: a base substrate having a display region including a first region and a second region, and a non-display region; a first semiconductor layer including polysilicon at the second region; a first conductive layer on a first insulating layer, and including a bottom gate electrode at the first region and a second-first gate electrode at the second region; a second semiconductor layer including an oxide on a second insulating layer at the first region; a second conductive layer on a third insulating layer, and including a top gate electrode at the first region and a second-second gate electrode at the second region; and a third conductive layer on a fourth insulating layer, and including a first source electrode and a first drain electrode connected to the second semiconductor layer, and a second source electrode and a second drain electrode connected to the first semiconductor layer.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: February 13, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Eun Choi, Deok Hoi Kim, Jeong Hwan Kim, Jong Baek Seon, Jun Cheol Shin, Jae Hak Lee
  • Publication number: 20220293886
    Abstract: A display device includes: a first substrate; a second substrate disposed on the first substrate and including a plurality of voids; at least one inorganic layer disposed on the second substrate; at least one transistor disposed on the at least one inorganic layer; and a light-emitter disposed on the at least one transistor. The second substrate is in contact with the at least one inorganic layer and has a dielectric constant less than a dielectric constant of the at least one inorganic layer.
    Type: Application
    Filed: March 2, 2022
    Publication date: September 15, 2022
    Inventors: Jong Baek SEON, Deok Hoi Kim, Hun Kim
  • Publication number: 20220262885
    Abstract: A display device includes: a base substrate having a display region including a first region and a second region, and a non-display region; a first semiconductor layer including polysilicon at the second region; a first conductive layer on a first insulating layer, and including a bottom gate electrode at the first region and a second-first gate electrode at the second region; a second semiconductor layer including an oxide on a second insulating layer at the first region; a second conductive layer on a third insulating layer, and including a top gate electrode at the first region and a second-second gate electrode at the second region; and a third conductive layer on a fourth insulating layer, and including a first source electrode and a first drain electrode connected to the second semiconductor layer, and a second source electrode and a second drain electrode connected to the first semiconductor layer.
    Type: Application
    Filed: May 6, 2022
    Publication date: August 18, 2022
    Inventors: Ji Eun CHOI, Deok Hoi KIM, Jeong Hwan KIM, Jong Baek SEON, Jun Cheol SHIN, Jae Hak LEE
  • Publication number: 20220165825
    Abstract: A display device is provided. The display device comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, a first sub-substrate disposed on the second base substrate and comprising at least one dopant selected from a group consisting of: fluorine (F), boron (B), arsenic (As), phosphorus (P), chlorine (Cl), bromine (Br), iodine (I), astatine (At), sulfur (S), selenium (Se), argon (Ar), and tellurium (Te), a second barrier layer disposed on the first sub-substrate, a second buffer layer disposed on the second barrier layer, a first buffer layer disposed on the second buffer layer, at least one transistor disposed on the first buffer layer, and an organic light-emitting diode disposed on the at least one transistor.
    Type: Application
    Filed: August 24, 2021
    Publication date: May 26, 2022
    Inventors: Jong Baek SEON, Deok Hoi KIM, Hun KIM
  • Patent number: 11342401
    Abstract: A display device includes: a base substrate having a display region including a first region and a second region, and a non-display region; a first semiconductor layer including polysilicon at the second region; a first conductive layer on a first insulating layer, and including a bottom gate electrode at the first region and a second-first gate electrode at the second region; a second semiconductor layer including an oxide on a second insulating layer at the first region; a second conductive layer on a third insulating layer, and including a top gate electrode at the first region and a second-second gate electrode at the second region; and a third conductive layer on a fourth insulating layer, and including a first source electrode and a first drain electrode connected to the second semiconductor layer, and a second source electrode and a second drain electrode connected to the first semiconductor layer.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: May 24, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Eun Choi, Deok Hoi Kim, Jeong Hwan Kim, Jong Baek Seon, Jun Cheol Shin, Jae Hak Lee
  • Publication number: 20210013280
    Abstract: A display device includes: a base substrate having a display region including a first region and a second region, and a non-display region; a first semiconductor layer including polysilicon at the second region; a first conductive layer on a first insulating layer, and including a bottom gate electrode at the first region and a second-first gate electrode at the second region; a second semiconductor layer including an oxide on a second insulating layer at the first region; a second conductive layer on a third insulating layer, and including a top gate electrode at the first region and a second-second gate electrode at the second region; and a third conductive layer on a fourth insulating layer, and including a first source electrode and a first drain electrode connected to the second semiconductor layer, and a second source electrode and a second drain electrode connected to the first semiconductor layer.
    Type: Application
    Filed: April 3, 2020
    Publication date: January 14, 2021
    Inventors: Ji Eun CHOI, Deok Hoi KIM, Jeong Hwan KIM, Jong Baek SEON, Jun Cheol SHIN, Jae Hak LEE
  • Patent number: 9991287
    Abstract: A thin film transistor array panel includes: a substrate; a semiconductor layer disposed on the substrate; a gate electrode disposed on the semiconductor layer; and a source electrode and a drain electrode disposed on the semiconductor layer to not overlap the gate electrode, wherein a first edge of the gate electrode is aligned with a second edge of the semiconductor layer in a direction that is perpendicular to the substrate.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: June 5, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hun Lim, Jong Baek Seon, Kyoung Seok Son, Eok Su Kim, Tae Sang Kim
  • Publication number: 20170323905
    Abstract: A thin film transistor array panel includes: a substrate; a semiconductor layer disposed on the substrate; a gate electrode disposed on the semiconductor layer; and a source electrode and a drain electrode disposed on the semiconductor layer to not overlap the gate electrode, wherein a first edge of the gate electrode is aligned with a second edge of the semiconductor layer in a direction that is perpendicular to the substrate.
    Type: Application
    Filed: April 4, 2017
    Publication date: November 9, 2017
    Inventors: Ji Hun LIM, Jong Baek SEON, Kyoung Seok SON, Eok Su KIM, Tae Sang KIM
  • Patent number: 9564531
    Abstract: Thin film transistors including a semiconductor channel disposed between a drain electrode and a source electrode; and a gate insulating layer disposed between the semiconductor channel and a gate electrode wherein the semiconductor channel includes a first metal oxide, the gate insulating layer includes a second metal oxide, and at least one metal of the second metal oxide is the same as at least one metal of the first metal oxide, methods of manufacturing thin film transistors, and semiconductor device including thin film transistors.
    Type: Grant
    Filed: March 22, 2011
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Bae Park, Myung-Kwan Ryu, Jong-Baek Seon, Sang-Yoon Lee, Bon-Won Koo
  • Patent number: 9384973
    Abstract: Provided are semiconductor films, methods of forming the same, transistors including the semiconductor films, and methods of manufacturing the transistors. Provided are a semiconductor film including zinc (Zn), nitrogen (N), oxygen (O), and fluorine (F), and a method of forming the semiconductor film. Provided are a semiconductor film including zinc, nitrogen, and fluorine, and a method of forming the semiconductor film. Sputtering, ion implantation, plasma treatment, chemical vapor deposition (CVD), or a solution process may be used in order to form the semiconductor films. The sputtering may be performed by using a zinc target and a reactive gas including fluorine. The reactive gas may include nitrogen and fluorine, or nitrogen, oxygen, and fluorine.
    Type: Grant
    Filed: June 2, 2014
    Date of Patent: July 5, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-sang Kim, Jong-baek Seon, Myung-kwan Ryu, Chil Hee Chung
  • Patent number: 9343534
    Abstract: According to example embodiments, a semiconductor material may include zinc, nitrogen, and fluorine. The semiconductor material may further include oxygen. The semiconductor material may include a compound. For example, the semiconductor material may include zinc fluorooxynitride. The semiconductor material may include zinc oxynitride containing fluorine. The semiconductor material may include zinc fluoronitride. The semiconductor material may be applied as a channel material of a thin film transistor (TFT).
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: May 17, 2016
    Assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Tae-sang Kim, Sun-jae Kim, Hyun-suk Kim, Myung-kwan Ryu, Joon-seok Park, Seok-jun Seo, Jong-baek Seon, Kyoung-seok Son
  • Patent number: 9312391
    Abstract: A solution composition for forming an oxide semiconductor includes a metal oxide precursor, and one of a metal thioacetate and a derivative thereof.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: April 12, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-baek Seon, Myung-kwan Ryu, Sang-yoon Lee
  • Patent number: 9245957
    Abstract: According to example embodiments, a semiconductor material may include zinc, nitrogen, and fluorine. The semiconductor material may further include oxygen. The semiconductor material may include a compound. For example, the semiconductor material may include zinc fluorooxynitride. The semiconductor material may include zinc oxynitride containing fluorine. The semiconductor material may include zinc fluoronitride. The semiconductor material may be applied as a channel material of a thin film transistor (TFT).
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: January 26, 2016
    Assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Tae-sang Kim, Sun-jae Kim, Hyun-suk Kim, Myung-kwan Ryu, Joon-seok Park, Seok-jun Seo, Jong-baek Seon, Kyoung-seok Son
  • Patent number: 9245779
    Abstract: A method of preparing a thin film includes coating a thin film-forming composition on a substrate, and heat-treating the coated thin film-forming composition under a pressure less than 760 Torr. The thin film includes a compact layer having a thickness in a range of greater than 50 ? to about 20,000 ? and a refractive index in a range of about 1.85 to about 2.0.
    Type: Grant
    Filed: August 3, 2012
    Date of Patent: January 26, 2016
    Assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Myung-kwan Ryu, Jong-baek Seon, Sang-yoon Lee
  • Patent number: 9184300
    Abstract: A transistor may include a hole blocking layer between a channel layer including oxynitride and an electrode electrically connected to the channel layer. The hole blocking layer may be disposed in a region between the channel layer and at least one of a source electrode and a drain electrode. The channel layer may include, for example, zinc oxynitride (ZnON). A valence band maximum energy level of the hole blocking layer may be lower than a valence band maximum energy level of the channel layer.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: November 10, 2015
    Assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Kyoung-seok Son, Myung-kwan Ryu, Tae-sang Kim, Hyun-suk Kim, Joon-seok Park, Jong-baek Seon, Sang-yoon Lee
  • Patent number: 9123750
    Abstract: According to example embodiments, a transistor may include a gate electrode, a gate insulating layer, and a channel layer stacked on each other; and a source electrode and a drain electrode contacting first and second regions of the channel layer, respectively. The channel layer may include metal oxynitride. The first and second regions of the channel layer may be treated with a plasma containing hydrogen, and the first and second regions have a higher carrier concentration than a carrier concentration of a remaining region of the channel layer. The first and second regions of the channel layer may have a lower oxygen concentration and a higher nitrogen concentration than that of the remaining region thereof. The metal oxynitride of the channel layer may include a zinc oxynitride (ZnON)-based semiconductor.
    Type: Grant
    Filed: September 3, 2013
    Date of Patent: September 1, 2015
    Assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Joon-seok Park, Sun-jae Kim, Tae-sang Kim, Hyun-suk Kim, Myung-kwan Ryu, Seok-jun Seo, Jong-baek Seon, Kyoung-seok Son, Sang-yoon Lee
  • Patent number: 9099561
    Abstract: A transistor may include a light-blocking layer that blocks light incident on a channel layer. The light-blocking layer may include a carbon-based material. The carbon-based material may include graphene oxide, graphite oxide, graphene or carbon nanotube (CNT). The light-blocking layer may be between a gate and at least one of the channel layer, a source and a drain.
    Type: Grant
    Filed: June 6, 2012
    Date of Patent: August 4, 2015
    Assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd.
    Inventors: Hyun-suk Kim, Sang-yoon Lee, Myung-kwan Ryu, Tae-sang Kim, Jong-baek Seon, Kyoung-seok Son, Won-mook Choi, Joon-seok Park, Mi-jeong Song
  • Patent number: 9076721
    Abstract: A transistor includes a channel layer including an oxynitride semiconductor doped with at least one of hafnium (Hf) and zirconium (Zr), a source on one side portion of the channel layer and a drain on another side portion of the channel layer, a gate corresponding to the channel layer, and a gate insulation layer between the channel layer and the gate.
    Type: Grant
    Filed: February 19, 2013
    Date of Patent: July 7, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon-seok Park, Sun-jae Kim, Tae-sang Kim, Hyun-suk Kim, Myung-kwan Ryu, Seok-jun Seo, Jong-baek Seon, Kyoung-seok Son, Sang-yoon Lee
  • Patent number: 9053979
    Abstract: Oxide thin film, electronic devices including the oxide thin film and methods of manufacturing the oxide thin film, the methods including (A) applying an oxide precursor solution comprising at least one of zinc (Zn), indium (In) and tin (Sn) on a substrate, (B) heat-treating the oxide precursor solution to form an oxide layer, and (C) repeating the steps (A) and (B) to form a plurality of the oxide layers.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: June 9, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Baek Seon, Myung-kwan Ryu, Kyung-Bae Park, Sang-yoon Lee, Bon-Won Koo