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:
Oct. 18, 2022

Filed:

Oct. 29, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Shoko Takahashi, Musashino, JP;

Kazuhisa Yamagishi, Musashino, JP;

Jun Okamoto, Musashino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04H 60/32 (2008.01); H04N 21/24 (2011.01); H04N 21/238 (2011.01); H04N 21/258 (2011.01); H04N 21/2662 (2011.01);
U.S. Cl.
CPC ...
H04N 21/2408 (2013.01); H04N 21/238 (2013.01); H04N 21/25808 (2013.01); H04N 21/2662 (2013.01);
Abstract

This streaming design assistance method assists in the selection of an encoding condition for increasing the watching time in adaptive bitrate video streaming by causing a computer to execute: estimating a relationship between a watching time or an abandonment rate and an application quality index according to a mathematical model on the basis of an actual value of a watching time of each of a plurality of first sessions related to video streaming and an actual value of an application quality index of each of the sessions; estimating the application quality index of each of the sessions for each of a plurality of encoding conditions related to video streaming on the basis of the plurality of encoding conditions and an actual value of time-series throughput of each of a plurality of second sessions; and applying the application quality index estimated under each of the encoding conditions to the relationship to estimate an average watching time of the plurality of second sessions.


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