Patents by Inventor Hyun-Wook Tak

Hyun-Wook Tak 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 displaying status of supplementary service of mobile equipment
    Patent number: 8140071
    Abstract: Disclosed are an apparatus and a method in which a user can instantly check the status of one or more supplementary services without using a menu. The apparatus includes a network for processing a request for registration, activation or release of a supplementary service from an ME, a card for storing an elementary file including the status of the supplementary service of the ME, which is received from the network when the card has been inserted into the ME, and an SMS service center for informing the ME of processing results for the registration, activation or release of the supplementary service at the network's request.
    Type: Grant
    Filed: February 1, 2006
    Date of Patent: March 20, 2012
    Assignee: Samsung Electronics Co., Ltd
    Inventor: Hyun-Wook Tak
  • Method and apparatus for increasing data read speed from subscriber identity module
    Patent number: 8060140
    Abstract: Provided is a method of efficiently reducing time taken for reading data from a SIM. For this purpose, the valid records of each EF are checked and only valid records with data are selectively read from a desired EF.
    Type: Grant
    Filed: February 27, 2007
    Date of Patent: November 15, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Hyun-Wook Tak
  • Method and apparatus for increasing data read speed from subscriber identity module
    Publication number: 20070222735
    Abstract: Provided is a method of efficiently reducing time taken for reading data from a SIM. For this purpose, the valid records of each EF are checked and only valid records with data are selectively read from a desired EF.
    Type: Application
    Filed: February 27, 2007
    Publication date: September 27, 2007
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Hyun-Wook Tak
  • Apparatus and method for displaying status of supplementary service of mobile equipment
    Publication number: 20060172734
    Abstract: Disclosed are an apparatus and a method in which a user can instantly check the status of one or more supplementary services without using a menu. The apparatus includes a network for processing a request for registration, activation or release of a supplementary service from an ME, a card for storing an elementary file including the status of the supplementary service of the ME, which is received from the network when the card has been inserted into the ME, and an SMS service center for informing the ME of processing results for the registration, activation or release of the supplementary service at the network's request.
    Type: Application
    Filed: February 1, 2006
    Publication date: August 3, 2006
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Hyun-Wook Tak