Patents by Inventor Hee Bum Pyun

Hee Bum Pyun 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 for sharing secret values between sensor nodes in multi-hop wireless communication network
    Patent number: 8719564
    Abstract: A method for sharing a secret key between a source node and a destination node includes (a) adding, at each forward intermediate node, a secret key between the forward intermediate node and a node before the forward intermediate node to the secret key sharing request message; (b) generating a shared secret key between the source node and the destination node from the secret key between the forward intermediate node and the node before the forward intermediate node added in the secret key sharing request message; (c) adding, at each backward intermediate node, a secret key between the backward intermediate node and a node before it to the secret key sharing response message; and (d) generating the shared secret key between the destination node and the source node from the secret key between the backward intermediate node and the node before it added in the secret key sharing response message.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: May 6, 2014
    Assignee: Intellectual Discovery Co., Ltd.
    Inventors: Choong Seon Hong, Eung Jun Cho, Hee Bum Pyun