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. 18, 2019

Filed:

May. 02, 2017
Applicant:

Kddi Corporation, Tokyo, JP;

Inventor:

Masaya Shibayama, Tokyo, JP;

Assignee:

KDDI CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 76/19 (2018.01); H04W 24/04 (2009.01); H04W 76/20 (2018.01); H04W 28/04 (2009.01); H04W 36/38 (2009.01); H04W 36/30 (2009.01); H04W 36/00 (2009.01);
U.S. Cl.
CPC ...
H04W 24/04 (2013.01); H04W 28/04 (2013.01); H04W 36/305 (2018.08); H04W 36/38 (2013.01); H04W 76/19 (2018.02); H04W 76/20 (2018.02); H04W 36/0055 (2013.01);
Abstract

A control device configured to control communication between a terminal and a base station manages, concerning the communication, first information representing a part of a number corresponding to an order of a packet and held by each of the terminal and the base station and second information representing another part of the number corresponding to the order of the packet and transmitted from the terminal to the base station, determines whether the first information matches between the base station and the terminal, and controls the terminal to transmit a signal used to execute reconnection processing for resetting the number of the packet upon determining that the first information does not match between the base station and the terminal.


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