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. 22, 2024

Filed:

Jun. 21, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Hirantha Abeysekera, Musashino, JP;

Toshiro Nakahira, Musashino, JP;

Takafumi Hayashi, Musashino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 16/10 (2009.01); H04W 16/14 (2009.01); H04W 36/06 (2009.01); H04W 72/0453 (2023.01);
U.S. Cl.
CPC ...
H04W 36/06 (2013.01); H04W 16/10 (2013.01); H04W 16/14 (2013.01); H04W 36/0072 (2013.01); H04W 72/0453 (2013.01);
Abstract

In a wireless communication system wherein wireless stations transmit on a shared frequency band, each of the wireless station includes means for notifying a control device of environmental information that includes information on interference from outside, and for switching from an operational channel to an evacuation channel notified by the control device when interference from outside is detected on the operational channel, and the control device includes means for calculating an evacuation channel for each wireless station according to a predetermined control procedure based on the environmental information collected from the wireless station, and for notifying the wireless station of the evacuation channel.


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