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. 28, 2014

Filed:

Apr. 04, 2011
Applicant:

Ryo Nakajima, Tokyo, JP;

Inventor:

Ryo Nakajima, Tokyo, JP;

Assignee:

NTT Docomo, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 3/00 (2006.01); H04L 29/06 (2006.01); H04M 1/725 (2006.01); G06F 9/48 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 9/485 (2013.01); H04M 1/72522 (2013.01); H04L 67/145 (2013.01); G06F 2209/482 (2013.01);
Abstract

A communication terminal includes: an application control unit that controls execution of an application; a communication control unit that controls a communication unit to establish communication with a communication network, and a suspension control unit that, after detecting a terminal operation that becomes a factor in suspending the application, transmits a suspend command to suspend the application that is running to the application control unit. The suspension control unit is, in response to the terminal operation thus detected, capable of selecting a keep-alive state for transmitting the suspend command to the application control unit without disconnecting communication connection with the communication network by the communication unit. The communication terminal prevents unnecessary disconnection of communication by a suspend operation and improving convenience and comfortableness of application operation.


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