CALL CONTROL SYSTEM, CALL CONTROL DEVICE, TERMINAL DEVICE, AND CALL CONTROL METHOD

PROBLEM TO BE SOLVED: To provide a call control system, a call control apparatus, a terminal device and a call control method in which an optimal communication network can be selected, without making the configurations of the terminal device and the call control apparatus complex. SOLUTION: While re...

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Bibliographic Details
Main Authors IWASHINA SHIGERU, AOYAMA SHINYA, AKUSAWA MARI
Format Patent
LanguageEnglish
Published 06.05.2010
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TELEPHONIC COMMUNICATION
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
WIRELESS COMMUNICATIONS NETWORKS
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Summary:PROBLEM TO BE SOLVED: To provide a call control system, a call control apparatus, a terminal device and a call control method in which an optimal communication network can be selected, without making the configurations of the terminal device and the call control apparatus complex. SOLUTION: While referring to information, representing a current status including failure occurrence, or the like, of a communications network held in a communication network current status data holding section 103 at the side of a call control apparatus 100 and information regarding the priority of communications network selection held by an application priority data holding section 202 on the side of a terminal device 200, and is acquired and held by a calling-side information acquiring and holding section 104 at the side of the call control apparatus 100, a communications network optimal to be used for setting the call is selected by a call control section 105 at the side of the call control apparatus 100. COPYRIGHT: (C)2010,JPO&INPIT
Bibliography:Application Number: JP20080274321