Patents by Inventor Kunsik Kim

Kunsik Kim 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 system for establishing connection to called terminal
    Patent number: 8320534
    Abstract: A method for connecting a calling terminal to a called terminal includes establishing a first session to a video server and a call connection request to the called terminal, receiving ringback tone (RBT) video data from the video server using the established first session during a waiting time before a response from the called terminal for the request is received, generating a setup flag to set a connection environment with the called terminal to perform a fast setup between the calling terminal and the called terminal, and transmitting the generated setup flag to the called terminal through a second session established by the called terminal. A system to perform the method includes an establishing unit to establish the first session, an RBT video data receiving unit to receive the RBT video data, a setup flag generating unit, and a setup flag transmitting unit.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: November 27, 2012
    Assignee: Pantech Co., Ltd.
    Inventors: Kunsik Kim, Doohyoung Lee, Hyukjae Choi
  • METHOD AND SYSTEM FOR ESTABLISHING CONNECTION TO CALLED TERMINAL
    Publication number: 20090225960
    Abstract: A method for connecting a calling terminal to a called terminal includes establishing a first session to a video server and a call connection request to the called terminal, receiving ringback tone (RBT) video data from the video server using the established first session during a waiting time before a response from the called terminal for the request is received, generating a setup flag to set a connection environment with the called terminal to perform a fast setup between the calling terminal and the called terminal, and transmitting the generated setup flag to the called terminal through a second session established by the called terminal. A system to perform the method includes an establishing unit to establish the first session, an RBT video data receiving unit to receive the RBT video data, a setup flag generating unit, and a setup flag transmitting unit.
    Type: Application
    Filed: March 5, 2009
    Publication date: September 10, 2009
    Applicant: PANTECH CO., LTD.
    Inventors: Kunsik KIM, Doohyoung Lee, Hyukjae Choi