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:
Jun. 22, 2021

Filed:

Feb. 23, 2016
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Riichi Kudo, Yokosuka, JP;

Hirantha Sithira Abeysekera, Yokosuka, JP;

Yasushi Takatori, Yokosuka, JP;

Takeo Ichikawa, Yokosuka, JP;

Masato Mizoguchi, Yokosuka, JP;

Yasufumi Morioka, Tokyo, JP;

Hiroto Yasuda, Tokyo, JP;

Akira Yamada, Tokyo, JP;

Yoshifumi Morihiro, Tokyo, JP;

Yukihiko Okumura, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 74/08 (2009.01); H04W 84/12 (2009.01); H04W 92/20 (2009.01); H04W 4/00 (2018.01); H04W 16/14 (2009.01); H04W 72/04 (2009.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04W 4/00 (2013.01); H04W 16/14 (2013.01); H04W 72/04 (2013.01); H04W 72/044 (2013.01); H04W 72/0406 (2013.01); H04W 84/12 (2013.01); H04W 92/20 (2013.01);
Abstract

A wireless user equipment performing wireless communication in a primary and a secondary frequency bands, a first wireless access point AP performing the wireless communication in the primary frequency band, and a second wireless base transceiver station BTS performing the wireless communication in the secondary frequency band are included. The AP and the BTS are connected to each other through a network. A UD report transfer unit transfers a UD report including information relating to transmission-waiting user data destined for a receiving node. The receiving node includes a transmission opportunity control unit which sets a fixed transmission prohibition time in a channel in the primary frequency band for a wireless communication device in a vicinity, obtains a transmission opportunity, grants the transmission opportunity to the transmitting node, and causes the user data to be transmitted from the transmitting node according to the transferred UD report.


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