Patents by Inventor Cham-A Choi

Cham-A 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).

  • Publication number: 20110188453
    Abstract: Disclosed are a small base station and a method for managing a mobile terminal, and a closed subscriber group (CSG) management server. The small base station may communicate with a server for managing a CSG in which the mobile terminal is registered, and may temporarily delete the mobile terminal from the CSG if the mobile terminal is in a packet data protocol (PDP) preservation state or re-register the temporarily deleted mobile terminal in the CSG.
    Type: Application
    Filed: January 31, 2011
    Publication date: August 4, 2011
    Applicant: PANTECH CO., LTD.
    Inventors: Cham A. CHOI, Shinhae MO
  • Patent number: 6809641
    Abstract: A method for disabling temporarily preset alarm in a mobile communication terminal for one day, or periodically, or on a designated date, as a user wishes, is disclosed. The method comprises determining whether the temporal disabling button has been pushed by a user while the mobile communication terminal is in receive wait mode, and temporarily disabling the alarm upon pushing the temporal disabling button by the user. The method further comprises determining whether the temporal disabling menu button has been pushed by a user while the mobile communication terminal is in receive wait mode, displaying the temporal disabling menu items upon pushing of the temporal disabling menu button by the user, and temporarily disabling the alarm of the date designated by the corresponding menu item based on the temporal disabling menu item selected by the user.
    Type: Grant
    Filed: July 11, 2002
    Date of Patent: October 26, 2004
    Assignee: S. K. Teletec. Co., Ltd.
    Inventors: Cham-A Choi, Hee-Jung Lee
  • Publication number: 20030025592
    Abstract: The present invention provides a method for disabling temporarily preset alarm in a mobile communication terminal for one day, or periodically, or on a designated date, as a user wishes. The present invention comprises steps of determining whether the temporal disabling button has been pushed by a user while the mobile communication terminal is in receive wait mode, and of temporarily disabling the alarm upon pushing the temporal disabling button by the user. The present invention further comprises a first step of determining whether the temporal disabling menu button has been pushed by a user while the mobile communication terminal is in receive wait mode, a second step of displaying the temporal disabling menu items upon pushing of the temporal disabling menu button by the user, and a third step of temporarily disabling the alarm of the date designated by the corresponding menu item based on the temporal disabling menu item selected by the user.
    Type: Application
    Filed: July 11, 2002
    Publication date: February 6, 2003
    Inventors: Cham-A Choi, Hee-Jung Lee