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. 14, 2024
Filed:
Sep. 13, 2019
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Junichi Iwatani, Tokyo, JP;
Hiroyuki Nakamura, Tokyo, JP;
Tomoaki Ogawa, Tokyo, JP;
Makoto Umeuchi, Tokyo, JP;
Shinya Otsuki, Tokyo, JP;
Hiroshi Sakamoto, Tokyo, JP;
Masayoshi Nabeshima, Tokyo, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
There are provided a plurality of radio devices detecting an interference source signal transmitted by an interference source and generating pieces of air time information showing whether the interference source signal exists or not for each predetermined time unit; and an aggregation device estimating air time of the interference source by acquiring the pieces of air time information from the plurality of radio devices and aggregating/integrating the acquired pieces of air time information for each predetermined unit time, matching timings.