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. 21, 2025

Filed:

Jan. 17, 2020
Applicant:

Ntt, Inc., Tokyo, JP;

Inventors:

Masami Takahashi, Tokyo, JP;

Masahiro Kojima, Tokyo, JP;

Takeshi Kurashima, Tokyo, JP;

Hiroyuki Toda, Tokyo, JP;

Tatsushi Matsubayashi, Tokyo, JP;

Assignee:

NTT, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G16H 20/70 (2018.01); G16H 20/30 (2018.01); G16H 20/60 (2018.01);
U.S. Cl.
CPC ...
G16H 20/70 (2018.01); G16H 20/30 (2018.01); G16H 20/60 (2018.01);
Abstract

An action-sequence generation unit of an information presentation device generates, based on an action log representing a target action of a user and an action history of the user, an action sequence representing a sequence of actions including the target action. A permission-level calculation unit calculates, based on the action log and a permission log, about the actions, a permission level representing a difference between a time period when the actions included in the action log were performed and a time period when the actions included in the permission log are permitted. An action specifying unit specifies, based on the action sequence and the permission level, out of the actions in the action sequence, an action, the permission level of which is equal to or larger than a threshold concerning the permission level, as a trigger action among the actions included in the action sequence.


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