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:
Aug. 31, 2021

Filed:

Sep. 08, 2020
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Masahiro Sekiya, Inagi Tokyo, JP;

Toshihisa Nabetani, Kawasaki Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/099 (2006.01); H03D 7/16 (2006.01); H04B 1/28 (2006.01); H04B 1/403 (2015.01); H04B 1/30 (2006.01);
U.S. Cl.
CPC ...
H03L 7/099 (2013.01); H03D 7/165 (2013.01); H04B 1/28 (2013.01); H04B 1/30 (2013.01); H04B 1/406 (2013.01);
Abstract

According to one embodiment, a wireless communication apparatus includes receiver circuitry and transmitter circuitry. The receiver circuitry is configured to receive a first frame addressed to another apparatus, the first frame being transmitted by a first wireless communication apparatus, and estimate a difference between an oscillation frequency of an oscillator of the first wireless communication apparatus and an oscillation frequency of an oscillator of the wireless communication apparatus based on the first frame. The transmitter circuitry is configured to transmit a third frame at a frequency determined based on the difference during a period at least partially overlapping a period during which the first wireless communication apparatus transmits a second frame addressed to a second wireless communication apparatus.


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