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:
Jul. 08, 2014

Filed:

Apr. 26, 2007
Applicant:

Masaomi Satake, Yokohama, JP;

Inventor:

Masaomi Satake, Yokohama, JP;

Assignee:

Kyocera Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 3/42 (2006.01);
U.S. Cl.
CPC ...
Abstract

A server according to the present invention includes: an SIP information receiverconfigured to receive new calling information that requests start of a group call; a group call processorand a group call management DBconfigured to manage halfway participation in which a mobile phone terminal not participating in the group call participates in the group call, and halfway withdrawal in which a mobile phone terminal participating in the group call withdraws from the group call; and an SMS transmission requesting unitconfigured to transmit a participating terminal change notification to a mobile phone terminal that is specified as a calling destination of the group call and has not participated in the group call when halfway participation or halfway withdrawal is detected, the participating terminal change notification including information indicating that the halfway participation or the halfway withdrawal has occurred, and terminal identification information that identifies a mobile phone terminal that participates halfway or withdraws halfway.


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