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. 09, 2001
Filed:
Feb. 19, 1998
Chikara Sasaki, Tokyo, JP;
Katsuhiko Fukazawa, Tokyo, JP;
Hideharu Suzuki, Tokyo, JP;
Kazutoshi Nishimura, Tokyo, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
A distributed multimedia server device for delivering requested multimedia data to terminals is formed by more than one storage server modules for distributedly storing fixed length multimedia blocks dividing each multimedia data, and reading out multimedia blocks in response to multimedia block read requests, more than one communication server modules, each capable of receiving a multimedia data read request for one multimedia data from a terminal through a connection set up with respect to the terminal, issuing the multimedia block read requests to the storage server modules so that the storage server modules read out multimedia blocks corresponding to that one multimedia data, and periodically delivering the multimedia blocks read out and transferred by the storage server modules to the terminal through the connection using a delivery period corresponding to a playback time of one multimedia block, and an inter-server module network for supporting communications between any of the storage server modules and any of the communication server modules.