Patents by Inventor Jong-Wook Chun

Jong-Wook Chun 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).

  • Method and apparatus for determining whether mobile terminal normally operates
    Patent number: 8326241
    Abstract: A method and an apparatus for determining whether a mobile terminal operates normally are provided. The method includes generating a transmission signal, isolating, at a Front End Module (FEM), the transmission signal provided to an antenna, and outputting the same, measuring a level of the output signal, and comparing the measured level of the output signal with a preset threshold level to determine that at least one of a Power Amplifier Module (PAM) and the FEM operates normally.
    Type: Grant
    Filed: June 23, 2010
    Date of Patent: December 4, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Jong-Wook Chun
  • METHOD AND APPARATUS FOR DETERMINING WHETHER MOBILE TERMINAL NORMALLY OPERATES
    Publication number: 20110003565
    Abstract: A method and an apparatus for determining whether a mobile terminal operates normally are provided. The method includes generating a transmission signal, isolating, at a Front End Module (FEM), the transmission signal provided to an antenna, and outputting the same, measuring a level of the output signal, and comparing the measured level of the output signal with a preset threshold level to determine that at least one of a Power Amplifier Module (PAM) and the FEM operates normally.
    Type: Application
    Filed: June 23, 2010
    Publication date: January 6, 2011
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventor: Jong-Wook CHUN