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.

Date of Patent:
Jan. 30, 2018

Filed:

Mar. 25, 2015
Applicant:

Concurrent Computer Corporation, Duluth, GA (US);

Inventor:

Thomas J Rogers, Perkasie, PA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/472 (2011.01); H04N 21/262 (2011.01); H04L 29/06 (2006.01); H04L 29/08 (2006.01); H04N 21/6405 (2011.01); H04N 21/647 (2011.01); H04N 21/643 (2011.01); H04N 21/61 (2011.01); H04N 21/222 (2011.01); H04N 21/2387 (2011.01); H04N 21/845 (2011.01);
U.S. Cl.
CPC ...
H04N 21/26258 (2013.01); H04L 65/4076 (2013.01); H04L 65/4084 (2013.01); H04L 67/1095 (2013.01); H04N 21/222 (2013.01); H04N 21/2387 (2013.01); H04N 21/6125 (2013.01); H04N 21/643 (2013.01); H04N 21/6405 (2013.01); H04N 21/64784 (2013.01); H04N 21/8456 (2013.01);
Abstract

A server complex () in a content delivery network () includes a central server (), a multicast server (), and an edge server (). The central server delivers, with the multicast server, a content offering () to the edge server beginning at a predetermined time by transmitting portions () of content in succession, with each portion of content accompanied by an index fact datagram (). The edge server stores each index fact datagram in an index file (). When playing back content, the edge server retrieves an index file portion (). When the information in the index file portion is exhausted, the edge server obtains any additional index fact datagrams () corresponding to any additional portions () of the content offering from the index file stored at the edge server.


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