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:
Apr. 03, 2001
Filed:
Aug. 31, 1998
Katsuyuki Hasebe, Palo Alto, CA (US);
Shin Miyakawa, Palo Alto, CA (US);
Hitoaki Sakamoto, Tokyo, JP;
Isao Iwasa, Tokyo, JP;
Toyonori Fujiura, Tokyo, JP;
Takayuki Nakao, Tokyo, JP;
Nippon Telegraph & Telephone Corporation, Tokyo, JP;
Abstract
An information distribution device selection system capable of selecting one information distribution device that is logically closest from the user communication terminal among a plurality of information distribution devices on inter-connected communication networks is disclosed. The system is formed by: a plurality of information distribution service communication networks having an identical communication network identifier, each of which also has an individual communication network identifier for identifying each information distribution service communication network on the inter-connected communication networks; a plurality of communication network exchange devices respectively provided in the information distribution service communication networks, each of which has a routing control function; and a plurality of information distribution devices respectively provided in the information distribution service communication networks and having an identical communication terminal identifier, each of which also has an individual communication terminal identifier for identifying each information distribution device on the inter-connected communication networks.