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. 18, 2007
Filed:
Oct. 31, 2000
Applicants:
Jose J. Garcia-luna-aceves, San Mateo, CA (US);
Marcelo Spohn, Santa Cruz, CA (US);
Inventors:
Jose J. Garcia-Luna-Aceves, San Mateo, CA (US);
Marcelo Spohn, Santa Cruz, CA (US);
Assignee:
Nokia Networks, Espoo, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
Multicast routing in ad-hoc networks by exchange of multicast group update information and routing tree information among neighboring routers is disclosed. A router propagates multicast group update information based on the update information and the routing tree information. A router also determines whether to forward multicast data packets based on control information in the multicast data packets and the routing tree information.