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:
Jan. 02, 2007
Filed:
Jul. 15, 2002
Kazuaki Tsuchiya, Ebina, JP;
Hidemitsu Higuchi, Ebina, JP;
Shinji Nozaki, Yokohama, JP;
Sunao Sawada, Yokohama, JP;
Kazuaki Tsuchiya, Ebina, JP;
Hidemitsu Higuchi, Ebina, JP;
Shinji Nozaki, Yokohama, JP;
Sunao Sawada, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A communications apparatus for converting an IPv4 multicast packet transmit from an IPv4 terminal into an IPv6 multicast packet and transmitting the converted IPv6 multicast packet to one of a plurality of IPv6 networks. The communications apparatus has information indicating to which IPv6 network the IPv4 multicast packet to undergo conversion processing is to be transmitted. The communications apparatus then converts the received IPv4 multicast packet into an IPv6 multicast packet and transmits the converted IPv6 multicast packet to an IPv6 network where it is required to be sent.