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:
Dec. 25, 2018

Filed:

Mar. 16, 2017
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, JP;

Inventors:

Miho Maeda, Tokyo, JP;

Mitsuru Mochizuki, Tokyo, JP;

Keiko Tada, Tokyo, JP;

Yasushi Iwane, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/04 (2009.01); H04L 12/911 (2013.01); H04W 74/00 (2009.01); H04W 72/12 (2009.01); H04W 74/08 (2009.01); H04W 28/18 (2009.01); H04W 28/26 (2009.01); H04W 28/16 (2009.01); H04L 1/16 (2006.01); H04L 1/18 (2006.01); H04J 11/00 (2006.01); H04L 5/00 (2006.01); H04W 76/11 (2018.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04W 72/0413 (2013.01); H04J 11/003 (2013.01); H04L 1/1671 (2013.01); H04L 1/1854 (2013.01); H04L 1/1858 (2013.01); H04L 5/0007 (2013.01); H04L 5/0053 (2013.01); H04L 5/0057 (2013.01); H04L 47/827 (2013.01); H04W 28/16 (2013.01); H04W 28/18 (2013.01); H04W 28/26 (2013.01); H04W 72/1268 (2013.01); H04W 72/1278 (2013.01); H04W 72/1284 (2013.01); H04W 72/1289 (2013.01); H04W 74/002 (2013.01); H04W 74/004 (2013.01); H04W 74/006 (2013.01); H04W 74/0833 (2013.01); H04W 74/0883 (2013.01); H04W 74/0891 (2013.01); H04W 76/11 (2018.02); H04L 1/0026 (2013.01); H04L 5/0055 (2013.01); H04W 74/0866 (2013.01);
Abstract

A data communication method implemented by a communication system including transmitting data by a base station using an OFDM (Orthogonal Frequency Division Multiplexing) method as a downlink access method, transmitting to the base station, by a mobile terminal, a response signal in accordance with a result of reception of the data transmitted from the base station, transmitting to the base station, by the mobile terminal, a scheduling request signal to make a request for allocation of radio resources before transmitting data to the base station, and transmitting the response signal to the base station, a scheduling request signal to the base station, and a control process of, when a transmission timing of the response signal transmission process coincides with that of the scheduling request signal transmission process, allowing a radio resource for transmission of the scheduling request signal to be shared with transmission of the response signal.


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