Patents by Inventor Byeong-Hwa Cho

Byeong-Hwa Cho 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: 20240120214
    Abstract: An apparatus for fabricating a display panel, the apparatus including: a loading module configured to accommodate a large-area fabricating substrate, the loading module being configured to adjust an inclination of the large-area fabricating substrate from a rear surface of the large-area fabricating substrate and to press the large-area fabricating substrate; and an element transfer module configured to transfer a plurality of light emitting elements or an integrated circuit onto the large-area fabricating substrate and configured to bond and press a wafer on which the plurality of light emitting elements or the at least one integrated circuit is located onto the large-area fabricating substrate.
    Type: Application
    Filed: September 18, 2023
    Publication date: April 11, 2024
    Inventors: Tae Hee LEE, Kyung Ho KIM, Young Seok SEO, Joo Woan CHO, Byeong Hwa CHOI
  • Publication number: 20240120324
    Abstract: An apparatus for fabricating a display panel, including a film fixing module configured to fix a stretched film on which a plurality of light emitting elements are arranged, a film pressurizing module configured to pressurize the stretched film, a first thickness detection module configured to detect, at each pressurization step, a modulus of elasticity and a change in thickness of the stretched film that is pressurized and stretched by the film pressurizing module, a second thickness detection module configured to detect, at each pressurization step, a change in thickness of an adhesive applied in a front direction of the stretched film, an image detection module configured to photograph the plurality of light emitting elements arranged on the stretched film for each pressurization step and to detect a change in arrangement information of the light emitting elements, and a main processor configured to database feature change information.
    Type: Application
    Filed: September 6, 2023
    Publication date: April 11, 2024
    Inventors: Tae Hee LEE, Kyung Ho KIM, Young Seok SEO, Joo Woan CHO, Byeong Hwa CHO
  • Patent number: 11947744
    Abstract: The present disclosure relates to a device for providing augmented reality that can accurately recognize a writing tool such as an electronic pen to realize motion information of the writing tool over augmented reality contents, and a method for providing augmented reality using the same. According to some embodiments of the disclosure, an augmented reality device includes at least one transparent lens, a support frame supporting the at least one transparent lens, at least one display module configured to display augmented reality contents through the at least one transparent lens, a sensing module at a front of the support frame, and configured to generate image data, and a control module configured to receive motion-sensing signals of an electronic pen to detect motion information of the electronic pen, and configured to modulate the augmented reality contents so that the motion information of the electronic pen is includes therein.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Hee Lee, Byung Choon Yang, Joo Woan Cho, Byeong Hwa Choi, Hae Yun Choi
  • Patent number: 11938247
    Abstract: Provided are a method for fabricating a human nasal turbinate-derived mesenchymal stem cell-based 3D bioprinted construct, and a use thereof, wherein the human nasal turbinate-derived mesenchymal stem cell-based, 3D bioprinted construct is advantageous over conventional mesenchymal stem cell-based, 3D bioprinted constructs in that the former can survive and proliferate stably in vitro and/or in vivo and shows high osteogenic differentiation ability as well, therefore is expected to make a great contribution to the practical use of cellular therapeutic agents.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: March 26, 2024
    Assignee: CATHOLIC UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
    Inventors: Sung Won Kim, Jung Yeon Lim, Sun Hwa Park, Byeong Gon Yoon, Dong-Woo Cho, Jinah Jang, Seok Won Kim
  • Patent number: 7561869
    Abstract: A mobile communication system includes a sender terminal configured to input PTT (Push to Talk) voice data, a PTT server configured to convert the PTT voice data into VMS (Voice Mail System) formatted voice data, and a VMS server configured to receive the VMS formatted voice data from the PTT server and to transmit the VMS formatted voice data to receiver terminals.
    Type: Grant
    Filed: September 22, 2005
    Date of Patent: July 14, 2009
    Assignee: LG Electronics Inc.
    Inventor: Byeong-Hwa Cho
  • Publication number: 20060063513
    Abstract: A mobile communication system includes a sender terminal configured to input PTT (Push to Talk) voice data, a PTT server configured to convert the PTT voice data into VMS (Voice Mail System) formatted voice data, and a VMS server configured to receive the VMS formatted voice data from the PTT server and to transmit the VMS formatted voice data to receiver terminals.
    Type: Application
    Filed: September 22, 2005
    Publication date: March 23, 2006
    Inventor: Byeong-Hwa Cho