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. 13, 2020

Filed:

Aug. 15, 2016
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Riichi Kudo, Yokosuka, JP;

Hirantha Sithira Abeysekera, Yokosuka, JP;

Munehiro Matsui, Yokosuka, JP;

Takeo Ichikawa, Yokosuka, JP;

Yasushi Takatori, Yokosuka, JP;

Masato Mizoguchi, Yokosuka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 74/08 (2009.01); H04W 72/12 (2009.01); H04W 74/00 (2009.01); H04W 84/12 (2009.01); H04W 28/14 (2009.01); H04L 12/863 (2013.01); H04W 72/10 (2009.01); H04W 88/08 (2009.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04L 47/6215 (2013.01); H04W 28/14 (2013.01); H04W 72/10 (2013.01); H04W 72/12 (2013.01); H04W 74/00 (2013.01); H04W 84/12 (2013.01); H04W 88/08 (2013.01);
Abstract

Provided is a wireless communication system which performs downlink data transmission based on a transmission opportunity acquired by a wireless access point (hereinafter referred to as TXOP access) or a transmission opportunity acquired by a wireless station and granted to the wireless access point (hereinafter referred to as RXOP access), when performing the downlink data transmission from the wireless access point to the wireless station based on a random access scheme, in which the wireless access point includes a control unit performing, on a transmission buffer which sequentially stores data frames to be transmitted for each of wireless stations, processing which lowers an order of priority of the data frames which are to be destined for the wireless station A by the TXOP access at the transmission buffer according to a transmission status of the data frames destined for a wireless station A by the RXOP access.


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