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:
Jun. 11, 2013
Filed:
Jul. 29, 2010
Applicants:
Hyun Ha Hong, Seoul, KR;
Dae Ig Chang, Daejeon, KR;
Ho Jin Lee, Daejeon, KR;
Nam Young Kim, Daejeon, KR;
Inventors:
Hyun Ha Hong, Seoul, KR;
Dae Ig Chang, Daejeon, KR;
Ho Jin Lee, Daejeon, KR;
Nam Young Kim, Daejeon, KR;
Assignee:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/34 (2009.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method of seamlessly providing a satellite multimedia Internet service to a fixed subscriber belonging to a lower user network even in a satellite shadow environment and shortening a hand-over processing time between heterogeneous networks by applying a fast layer 3 hand-over technology between satellite and wireless networks in a mobile satellite terminal device.