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. 05, 2023
Filed:
Apr. 27, 2020
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Abstract
An object of the present disclosure is to distribute content with a high quality and low latency without being limited by a low-rate and unstable network and a low-capacity reception-side edge servers while maintaining sufficient traffic reduction effects. A content distribution system according to the present disclosure converts part of communication for distribution into multicast communication. In the content distribution system, a transmission-side edge server (UC/MC) generates and transmits a plurality of multicast streams having different transfer rates for the same input content, and a reception-side edge server (MC/UC) selects and receives a multicast stream having a desired transfer rate among the plurality of transmitted multicast streams.