Patents by Inventor Chan-Jeom Phang

Chan-Jeom Phang 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).

  • Apparatus and method for deciding access system based on WLAN signal strength in WLAN/mobile network interworking system, and mobile terminal therefor
    Patent number: 7324478
    Abstract: The present invention discloses an apparatus and method for deciding an access system based on WLAN signal strength in a WLAN/mobile phone network interworking system, and a mobile terminal therefor. The method for deciding the access system based on the WLAN signal strength in the WLAN/mobile phone network interworking system includes an initialization step for performing an initialization process on a WLAN driver module and a mobile phone network driver module, and measuring and displaying WLAN signal strength, a service decision step for selecting a WLAN service or mobile phone network service according to the measured WLAN signal strength, and a service access step for enabling the corresponding driver module to access the service decided in the service decision step.
    Type: Grant
    Filed: April 28, 2003
    Date of Patent: January 29, 2008
    Assignee: SK Telecom Co., Ltd.
    Inventors: Seong-Soo Park, Chan-Jeom Phang, Dong-Hahk Lee, Yong-Sik Shin, Sang Shin Lee
  • Apparatus and method for deciding access system based on WLAN signal strength in WLAN/mobile network interworking system, and mobile terminal therefor
    Publication number: 20040044887
    Abstract: The present invention discloses an apparatus and method for deciding an access system based on WLAN signal strength in a WLAN/mobile phone network interworking system, and a mobile terminal therefor. The method for deciding the access system based on the WLAN signal strength in the WLAN/mobile phone network interworking system includes an initialization step for performing an initialization process on a WLAN driver module and a mobile phone network driver module, and measuring and displaying WLAN signal strength, a service decision step for selecting a WLAN service or mobile phone network service according to the measured WLAN signal strength, and a service access step for enabling the corresponding driver module to access the service decided in the service decision step.
    Type: Application
    Filed: April 28, 2003
    Publication date: March 4, 2004
    Applicant: SK Telecom Co., Ltd.
    Inventors: Seong-Soo Park, Chan-Jeom Phang, Dong-Hahk Lee, Yong-Sik Shin, Sang Shin Lee