Patents by Inventor DUNG-RUR JUANG

DUNG-RUR JUANG 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).

  • Projector device
    Patent number: 10520803
    Abstract: A projector device includes an illumination module and an imaging module. The imaging module is connected to the illumination module and includes a housing, a relay optical system, and a projection optical system. The housing has a first annular receiving groove and a second annular receiving groove. The first annular receiving groove is closer to the illumination module than the second annular receiving groove. A center axis line of the first annular receiving groove and a center axis line of the second annular receiving groove are on the same axis line. The relay optical system includes a lens received in the first annular receiving groove. The projection optical system includes a lens and a reflecting mirror received in the second annular receiving groove. Mirror centers of the lenses and a mirror center the reflecting mirror are located on the same axis line.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: December 31, 2019
    Assignee: ARIMA COMMUNICATIONS CORP.
    Inventors: Wen-Tsung Lee, Chih-Huang Wang, Hsiang-Lin Yu, Chao-Cheng Chou, Dung-Rur Juang, Ming-Chao Wu
  • PROJECTOR DEVICE
    Publication number: 20190331999
    Abstract: A projector device includes an illumination module and an imaging module. The imaging module is connected to the illumination module and includes a housing, a relay optical system, and a projection optical system. The housing has a first annular receiving groove and a second annular receiving groove. The first annular receiving groove is closer to the illumination module than the second annular receiving groove. A center axis line of the first annular receiving groove and a center axis line of the second annular receiving groove are on the same axis line. The relay optical system includes a lens received in the first annular receiving groove. The projection optical system includes a lens and a reflecting mirror received in the second annular receiving groove. Mirror centers of the lenses and a mirror center the reflecting mirror are located on the same axis line.
    Type: Application
    Filed: October 16, 2018
    Publication date: October 31, 2019
    Inventors: WEN-TSUNG LEE, CHIH-HUANG WANG, HSIANG-LIN YU, CHAO-CHENG CHOU, DUNG-RUR JUANG, MING-CHAO WU