Title:
COMMUNICATION TERMINAL DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION CONTROL METHOD
Document Type and Number:
Japanese Patent JP3848244
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a communication terminal device which can properly perform the communication operation making use of a gate keeper device.
SOLUTION: At start after power on, this compares the contents of its own terminal information table with the contents of registered its own terminal information table, and when they do not match, this performs register action after performing register cancel action to the gate keeper device, so the contents of its own terminal information table used in its own terminal and the contents registered in the gate keeper device accord with each other at all times, whereby the effect of the communication terminal device being able to utilize the gate keeper device properly can be obtained.
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Inventors:
Kazuhiro Horiba
Application Number:
JP2002347140A
Publication Date:
November 22, 2006
Filing Date:
November 29, 2002
Export Citation:
Assignee:
株式会社リコー
International Classes:
H04L12/24; H04N1/00; H04L29/06; H04M7/00; (IPC1-7): H04L12/24; H04N1/00
Domestic Patent References:
| JP10247913A | ||||
| JP2126744A | ||||
| JP2001358887A | ||||
| JP2001313676A |
Attorney, Agent or Firm:
Makoto Monda