Patents by Inventor Sun-Hyun Choi

Sun-Hyun 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: 10546781
    Abstract: Disclosed is a display device that includes an array substrate that includes a display region and a first non-display region, and includes a signal line connected to a pixel in the display region; a first signal transfer line that is at the first non-display region and transfers a test signal, and a second signal transfer line that transfers a test enable signal; a connection pattern connected to the first signal transfer line; a test transistor that is connected between the signal line and the connection pattern, and is connected to the second signal transfer line; and an electrostatic induction element that includes a dummy device in the form of either a dummy pattern and/or a dummy test transistor, the dummy pattern including a dummy connection pattern connected to the first signal transfer line, the dummy test transistor connected to the second signal transfer line.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: January 28, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Sun-Hyun Choi, Ki-Taeg Shin, Tae-Yun Roh
  • Publication number: 20170352594
    Abstract: Disclosed is a display device that includes an array substrate that includes a display region and a first non-display region, and includes a signal line connected to a pixel in the display region; a first signal transfer line that is at the first non-display region and transfers a test signal, and a second signal transfer line that transfers a test enable signal; a connection pattern connected to the first signal transfer line; a test transistor that is connected between the signal line and the connection pattern, and is connected to the second signal transfer line; and an electrostatic induction element that includes a dummy device in the form of either a dummy pattern and/or a dummy test transistor, the dummy pattern including a dummy connection pattern connected to the first signal transfer line, the dummy test transistor connected to the second signal transfer line.
    Type: Application
    Filed: August 23, 2017
    Publication date: December 7, 2017
    Inventors: Sun-Hyun CHOI, Ki-Taeg SHIN, Tae-Yun ROH
  • Patent number: 9768068
    Abstract: Disclosed is a display device that includes an array substrate that includes a display region and a first non-display region, and includes a signal line connected to a pixel in the display region; a first signal transfer line that is at the first non-display region and transfers a test signal, and a second signal transfer line that transfers a test enable signal; a connection pattern connected to the first signal transfer line; a test transistor that is connected between the signal line and the connection pattern, and is connected to the second signal transfer line; and an electrostatic induction element that includes a dummy device in the form of either a dummy pattern and/or a dummy test transistor, the dummy pattern including a dummy connection pattern connected to the first signal transfer line, the dummy test transistor connected to the second signal transfer line.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: September 19, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Sun-Hyun Choi, Ki-Taeg Shin, Tae-Yun Roh
  • Publication number: 20170031191
    Abstract: Disclosed is a display device that includes an array substrate that includes a display region and a first non-display region, and includes a signal line connected to a pixel in the display region; a first signal transfer line that is at the first non-display region and transfers a test signal, and a second signal transfer line that transfers a test enable signal; a connection pattern connected to the first signal transfer line; a test transistor that is connected between the signal line and the connection pattern, and is connected to the second signal transfer line; and an electrostatic induction element that includes a dummy device in the form of either a dummy pattern and/or a dummy test transistor, the dummy pattern including a dummy connection pattern connected to the first signal transfer line, the dummy test transistor connected to the second signal transfer line.
    Type: Application
    Filed: July 29, 2016
    Publication date: February 2, 2017
    Inventors: Sun-Hyun CHOI, Ki-Taeg SHIN, Tae-Yun ROH
  • Patent number: 7973168
    Abstract: The present invention relates to a light emitting binuclear transition metal compound of Chemical Formulae 1 and 2, and an organic electroluminescence device including the compound. In the Chemical Formulae 1 and 2, M is selected from Ir, Pt, Rh, Re, and Os, and m is 2, provided that the m is 1 when M is Pt.
    Type: Grant
    Filed: January 8, 2007
    Date of Patent: July 5, 2011
    Assignees: Samsung Electronics Co., Ltd., Industry—University Cooperation Foundation, Hanyang University
    Inventors: Dong-Hack Suh, Jin-Soo Lim, Ji-Ho Kim, Sun-Hyun Choi
  • Patent number: 7968715
    Abstract: The present invention relates to a light-emitting transition metal compound represented by the Chemical Formula 1 and Chemical Formula 2 and an organic electroluminescence device including the same. In the Chemical Formulae 1 and 2, M is Ir, Pt, Rh, Re, Os, and the like, m is 2 or 3, n is 0 or 1, the sum of m and n is 3, provided that the sum of m and n is 2 when M is Pt, X, and Z are the same or different, N or P, and Y and Q are O, S, or Se, R1 and R5 are hydrogen, a C1 to C20 alkyl excluding an aromatic cyclic substituent, a cycloalkyl, a halogen, a linear or branched substituent including at least one halogen, or a linear or branched substituent including at least one heteroatom, and R2, R3, R4, R6, R7, R8, R9, and R10 are hydrogen, a C1 to C20 alkyl, an aryl, a cycloalkyl, a halogen, a linear or branched substituent including at least one halogen, a linear or branched substituent including at least one heteroatom, carbonyl, vinyl, or acetylenyl, or may form a cycle, and may be the same or different.
    Type: Grant
    Filed: January 8, 2007
    Date of Patent: June 28, 2011
    Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation, Hanyang University
    Inventors: Dong-Hack Suh, Jin-Soo Lim, Ji-Ho Kim, Sun-Hyun Choi
  • Patent number: 7939663
    Abstract: The present invention relates to a light emitting transition metal compound represented by the Chemical Formula 1 and Chemical Formula 2 and an organic electroluminescence device including the same. In the above Chemical Formulae 1 and 2, M is Ir, Pt, Rh, Re, Os, or the like, m is 2 or 3 and n is 0 or 1, where the sum of m and n is 3, provided that the sum of m and n is 2 when M is Pt, X and Z are the same or different and may be N or P, and Y is O, S, or Se.
    Type: Grant
    Filed: January 8, 2007
    Date of Patent: May 10, 2011
    Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation, Hanyang University
    Inventors: Dong-Hack Suh, Jin-Soo Lim, Ji-Ho Kim, Sun-Hyun Choi
  • Publication number: 20090326236
    Abstract: The present invention relates to a light emitting binuclear transition metal compound of Chemical Formulae 1 and 2, and an organic electroluminescence device including the compound. In the Chemical Formulae 1 and 2, M is selected from Ir, Pt, Rh, Re, and Os, and m is 2, provided that the m is 1 when M is Pt.
    Type: Application
    Filed: January 8, 2007
    Publication date: December 31, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.,
    Inventors: Dong-Hack Suh, Jin-Soo Lim, Ji-Ho Kim, Sun-Hyun Choi
  • Publication number: 20080275239
    Abstract: The present invention relates to a light emitting transition metal compound represented by the Chemical Formula 1 and Chemical Formula 2 and an organic electroluminescence device including the same. In the above Chemical Formulae 1 and 2, M is Ir, Pt, Rh, Re, Os, or the like, m is 2 or 3 and n is 0 or 1, where the sum of m and n is 3, provided that the sum of m and n is 2 when M is Pt, X and Z are the same or different and may be N or P, and Y is O, S, or Se.
    Type: Application
    Filed: January 8, 2007
    Publication date: November 6, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.,
    Inventors: Dong-Hack Suh, Jin-Soo Lim, Ji-Ho Kim, Sun-Hyun Choi
  • Publication number: 20080200678
    Abstract: The present invention relates to a light-emitting transition metal compound represented by the Chemical Formula 1 and Chemical Formula 2 and an organic electroluminescence device including the same. In the Chemical Formulae 1 and 2, M is Ir, Pt, Rh, Re, Os, and the like, m is 2 or 3, n is 0 or 1, the sum of m and n is 3, provided that the sum of m and n is 2 when M is Pt, X, and Z are the same or different, N or P, and Y and Q are O, S, or Se, R1 and R5 are hydrogen, a C1 to C20 alkyl excluding an aromatic cyclic substituent, a cycloalkyl, a halogen, a linear or branched substituent including at least one halogen, or a linear or branched substituent including at least one heteroatom, and R2, R3, R4, R6, R7, R8, R9, and R10 are hydrogen, a C1 to C20 alkyl, an aryl, a cycloalkyl, a halogen, a linear or branched substituent including at least one halogen, a linear or branched substituent including at least one heteroatom, carbonyl, vinyl, or acetylenyl, or may form a cycle, and may be the same or different.
    Type: Application
    Filed: January 8, 2007
    Publication date: August 21, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.,
    Inventors: Dong-Hack Suh, Jin-Soo Lim, Ji-Ho Kim, Sun-Hyun Choi