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:
Sep. 30, 2014

Filed:

Apr. 15, 2013
Applicant:

Ntt Docomo, Inc., Tokyo, JP;

Inventors:

Wuri Andarmawanti Hapsari, Chiyoda, JP;

Minami Ishii, Tokyo, JP;

Keisuke Suzuki, Kanagawa, JP;

Hiroto Tooyama, Kanagawa, JP;

Yoshifumi Morihiro, Chiyoda, JP;

Assignee:

NTT DoCoMo, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 36/14 (2009.01); H04W 99/00 (2009.01); H04W 88/16 (2009.01); H04W 88/06 (2009.01); H04W 92/20 (2009.01); H04W 88/04 (2009.01);
U.S. Cl.
CPC ...
H04W 36/14 (2013.01); H04W 88/16 (2013.01); H04W 36/00 (2013.01); H04W 99/00 (2013.01); H04W 88/06 (2013.01); H04W 92/20 (2013.01); H04W 88/04 (2013.01);
Abstract

A mobile communication method according to the present invention includes the steps of: when a gateway apparatus (S-GW) is switched from a first state where downlink data is transmitted to a first radio access apparatus to a second state where the downlink data is transmitted to a second radio access apparatus, transferring, from the first radio access apparatus to the second radio access apparatus, the downlink data which is received from the gateway apparatus and to which specific information is added; and transmitting, from the second radio access apparatus to a mobile station (UE), transfer downlink data which is transferred from the first radio access apparatus and to which the specific information is added, before new downlink data transmitted from the gateway apparatus (S-GW).


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