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:
Nov. 10, 2020

Filed:

Nov. 07, 2017
Applicant:

Sony Corporation, Tokyo, JP;

Inventors:

Takeshi Itagaki, Saitama, JP;

Hideyuki Suzuki, Tokyo, JP;

Junji Kato, Tokyo, JP;

Assignee:

SONY CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 76/14 (2018.01); H04W 76/11 (2018.01); H04W 56/00 (2009.01); H04W 92/18 (2009.01); H04W 84/12 (2009.01);
U.S. Cl.
CPC ...
H04W 76/14 (2018.02); H04W 56/002 (2013.01); H04W 56/0015 (2013.01); H04W 76/11 (2018.02); H04W 92/18 (2013.01); H04W 84/12 (2013.01);
Abstract

To enhance a time synchronization accuracy between a plurality of wireless apparatuses in a wireless network. A time synchronization processing part performs a time synchronization processing between a self-apparatus and other apparatus configuring a wireless network together with the self-apparatus. A parent/child determination part determines whether the self-apparatus is a parent node or a child node in the wireless network. The time synchronization processing part performs the time synchronization processing as clock master for a child node under control when the self-apparatus is a parent node, and performs the time synchronization processing as a clock slave for a parent node when the self-apparatus is a child node.


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