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:
May. 12, 2026
Filed:
Mar. 17, 2021
Applicant:
Nec Corporation, Tokyo, JP;
Inventors:
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 17/391 (2015.01); H04W 24/06 (2009.01);
U.S. Cl.
CPC ...
H04B 17/3912 (2015.01); H04W 24/06 (2013.01);
Abstract
A model building apparatus includes: an acquisition unit that obtains, from a first wireless station, time-series data of received power of wireless communication between the first wireless station and a second wireless station; a generation unit that generates input data including change data about a degree of a change in the received power per unit time, based on the time-series data; and a building unit that builds the estimation model for estimating the root cause of degradation from the input data, by machine learning using the input data.