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. 08, 2004
Filed:
Nov. 26, 1997
Communication method and apparatus with modification of routing path by intermediate relay apparatus
Hiroaki Sato, Kawasaki, JP;
Hiroshi Okazaki, Yokohama, JP;
Shigeo Suzuki, Yokohama, JP;
Toshihiko Fukasawa, Machida, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A communication apparatus, a communication system, and a communication method are provided for relaying and receiving data from an information source which presents data services such as video data services via a network such as Internet. With this configuration, the service data can be dynamically changed and a digest corresponding to such a change can be presented. Also with this configuration, a communication apparatus, a communication system, and a communication method are provided which are capable of reducing the load of the whole network and relaying and receiving data at high efficiency.