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:
Sep. 03, 2019

Filed:

Jan. 26, 2017
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Zhenzhe Zhong, Bristol, GB;

Fengming Cao, Bristol, GB;

Parag Gopal Kulkarni, Bristol, GB;

Timothy David Farnham, Bristol, GB;

Assignee:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/08 (2009.01); H04L 5/00 (2006.01); H04L 12/26 (2006.01); H04W 24/08 (2009.01); H04L 1/00 (2006.01); H04B 17/318 (2015.01); H04W 84/12 (2009.01); H04W 74/08 (2009.01);
U.S. Cl.
CPC ...
H04W 72/085 (2013.01); H04B 17/318 (2015.01); H04L 1/00 (2013.01); H04L 5/006 (2013.01); H04L 43/16 (2013.01); H04W 24/08 (2013.01); H04L 1/0052 (2013.01); H04W 74/0808 (2013.01); H04W 84/12 (2013.01);
Abstract

A device and method for wirelessly communicating over a transmission channel with one or more wireless devices. The device comprises a wireless network interface and a controller. The controller is configured to receive a wireless signal via the wireless network interface, if strength of the received signal is greater than a first threshold, determine that the channel is busy, and, if the strength of the received signal is not greater than the first threshold, but is greater than a second threshold that is lower than the first threshold, determine whether the received signal is intended for the device and if so, determine that the channel is busy.


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