Patents by Inventor In-Bum Song

In-Bum Song 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: 20220255009
    Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host being an anthracene derivative and a first dopant being a pyrene derivative and positioned between the first and second electrodes; and a first electron blocking layer including an electron blocking material of a heteroaryl-substituted amine derivative and positioned between the first electrode and the first emitting material layer, wherein at least one of hydrogen atoms in the anthracene derivative and the pyrene derivative is deuterated.
    Type: Application
    Filed: December 23, 2020
    Publication date: August 11, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Dae Won RYU, In Bum SONG, Seung Hee YOON, Sang Beom KIM
  • Publication number: 20220223791
    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer including a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one fused hetero aryl group, and optionally at least one hole blocking layer including an azine-based or a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
    Type: Application
    Filed: November 10, 2021
    Publication date: July 14, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220223793
    Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host being an anthracene derivative and a first dopant being a pyrene derivative and positioned between the first and second electrodes, wherein at least one of an anthracene core of the first host and a pyrene core of the first dopant is deuterated.
    Type: Application
    Filed: December 23, 2020
    Publication date: July 14, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Dae Won RYU, In Bum SONG, Seung Hee YOON, Sang Beom KIM
  • Publication number: 20220216408
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, and a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, wherein the first host is deuterated.
    Type: Application
    Filed: November 4, 2021
    Publication date: July 7, 2022
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220216407
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, and a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, wherein the first host is deuterated.
    Type: Application
    Filed: November 3, 2021
    Publication date: July 7, 2022
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220216410
    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer comprising a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one spiro aryl group, and optionally at least one hole blocking layer including an azine-based or a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
    Type: Application
    Filed: November 11, 2021
    Publication date: July 7, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220216409
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate, and an organic light emitting diode positioned on the substrate and including a first electrode, a second electrode facing the first electrode, a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes, a first electron blocking layer including an electron blocking material and positioned between the first electrode and the first emitting material layer, and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
    Type: Application
    Filed: November 5, 2021
    Publication date: July 7, 2022
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220213127
    Abstract: An emitting compound of following and an organic light emitting device includes the flowing emitting compound.
    Type: Application
    Filed: July 29, 2021
    Publication date: July 7, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209120
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material of amine derivative and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209122
    Abstract: The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a hole blocking material and positioned between the second electrode and the first emitting material layer, wherein the first host is deuterated.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209123
    Abstract: The present disclosure relates to an emitting compound and organic light emitting device including the same, more specifically, relates to an emitting compound of following and an organic light emitting diode and an organic light emitting device each including the emitting compound.
    Type: Application
    Filed: December 2, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209119
    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer including a boron-based dopant and an anthracene-based host substituted with at least one deuterium, at least one electron blocking layer including an amine-based compound substituted with at least one polycyclic aryl, and optionally at least one hole blocking layer including an azine-based or a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220209130
    Abstract: The present disclosure relates to a luminescent compound, and an organic light emitting diode and organic light emitting device having the compound, more specifically, relates to a luminescent compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the luminescent compound. The OLED and the organic light emitting device including the luminescent compound can improve their luminous efficiency and luminous lifespan.
    Type: Application
    Filed: August 4, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220209118
    Abstract: The present disclosure relates to a luminescent compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the luminescent compound. The OLED and the organic light emitting device including the luminescent compound can improve their luminous efficiency and luminous lifespan.
    Type: Application
    Filed: September 9, 2021
    Publication date: June 30, 2022
    Applicant: LG Display Co., Ltd.
    Inventors: Su-Na Choi, In-Bum Song, Jeong-Dae Seo
  • Publication number: 20220204532
    Abstract: The present disclosure relates to an emitting compound and organic light emitting device including the same, and more specifically, relates to an emitting compound of following and an organic light emitting diode and an organic light emitting device each including the emitting compound.
    Type: Application
    Filed: July 13, 2021
    Publication date: June 30, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Su-Na CHOI, In-Bum SONG, Jeong-Dae SEO
  • Publication number: 20220173324
    Abstract: An organic light emitting device that includes a substrate and an organic light emitting diode positioned on the substrate is provided. The organic light emitting diode includes a first electrode, a second electrode facing the first electrode, a first emitting material layer including a first compound and positioned between the first and second electrodes, and a second emitting material layer including a second compound and positioned between the first emitting material layer and the second electrode. Each of the first and second compounds is an anthracene derivative, and a deuteration ratio of the first compound is greater than that of the second compound.
    Type: Application
    Filed: December 1, 2021
    Publication date: June 2, 2022
    Inventors: Young-Jun YU, Sang-Beom KIM, Hyun-Chul CHOI, In-Bum SONG, Do-Han KIM, Jeong-Dae SEO, Tae-Shick KIM
  • Publication number: 20220173323
    Abstract: An organic light emitting diode and an organic light emitting device containing the same are provided. The organic light emitting diode includes at least two emitting parts each of which includes independently an emitting material layer. Each of the emitting material layers includes independently an anthracene-based host having different deuterium substitution rates. The organic light emitting device includes the organic light emitting diode. Hosts with different deuterium substitution rates are introduced into each organic emitting material layer to improve luminous efficiency and luminous lifespan of the organic light emitting diode and the organic light emitting device.
    Type: Application
    Filed: December 1, 2021
    Publication date: June 2, 2022
    Inventors: Young-Jun YU, Sang-Beom KIM, Hyun-Chul CHOI, Ji-Ho BAEK, In-Bum SONG, Jeong-Dae SEO, Sun-Kap KWON
  • Publication number: 20220109112
    Abstract: The present disclosure relates to an organic light emitting device. In particular, the present disclosure relates to an organic light emitting diode and an organic light emitting device each of which includes at least one emitting material layer comprising an anthracene-based host substituted with at least one deuterium and a boron-based dopant, at least one electron blocking layer comprising an amine-based compound substituted with at least one spiro-aryl group, and optionally at least one hole blocking layer comprising at least one of an azine-based compound and a benzimidazole-based compound. The organic light emitting diode and the organic light emitting device has improved luminous efficiency and enhanced luminous lifespan.
    Type: Application
    Filed: May 25, 2021
    Publication date: April 7, 2022
    Applicant: LG Display Co., Ltd.
    Inventors: Sang-Beom KIM, Seung-Hee YOON, In-Bum SONG, Shiren KAZUSHI, Sasada YASUYUKI
  • Publication number: 20220020929
    Abstract: The present disclosure relates to an organic light emitting diode that includes at least one emitting material layer including an anthracene-based host and a boron-based dopant, at least one electron blocking layer including an amine-based compound substituted with at least one fused aromatic or hetero aromatic ring, and optionally at least one hole blocking layer including an azine-based compound or a benzimidazole-based compound. The organic light emitting diode has enhanced luminous efficiency as well as excellent luminous lifetime.
    Type: Application
    Filed: December 21, 2019
    Publication date: January 20, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: In Bum SONG, Seung Hee YOON, Jeong Dae SEO
  • Publication number: 20210408386
    Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; and a first emitting material layer including a first host, a second host and a first blue dopant and positioned between the first and second electrodes, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.
    Type: Application
    Filed: December 21, 2019
    Publication date: December 30, 2021
    Applicant: LG DISPLAY CO., LTD.
    Inventors: In-Bum SONG, Seung-Hee YOON, Shin-Han KIM, So-Young JANG, Jin-Ho PARK, Dong-Hyeok LIM, Yoon-Deok HAN