The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 20, 2011
Filed:
Jul. 11, 2008
Jae Hong Ruy, Daejeon, KR;
Jong Suk Chae, Daejeon, KR;
Cheol Sig Pyo, Daejeon, KR;
Bong Soo Kim, Daejeon, KR;
Eun Ju Lee, Daejeon, KR;
Myung Jong Lee, Paramus, NJ (US);
Tae Rim Park, New York, NY (US);
Rui Zhang, New York, NY (US);
Jae Hong Ruy, Daejeon, KR;
Jong Suk Chae, Daejeon, KR;
Cheol Sig Pyo, Daejeon, KR;
Bong Soo Kim, Daejeon, KR;
Eun Ju Lee, Daejeon, KR;
Myung Jong Lee, Paramus, NJ (US);
Tae Rim Park, New York, NY (US);
Rui Zhang, New York, NY (US);
Electronics & Telecommunications Research Institute, Daejeon, KR;
Research Foundation of the City University of New York, New York, NY (US);
Abstract
Provided is a method of supporting node portability in a sensor network, wherein data transmission to a portable node can be guaranteed since even when the portable node is assigned with a different address by being associated with another network, the newly assigned address is transmitted to a parent node or a sink node that was previously associated with the portable node.