TRANSMISSION AND INCOMING CONTROL METHOD AND TRANSMISSION AND INCOMING CONTROLLER

摘要

PROBLEM TO BE SOLVED: To provide a transmission and incoming control method and a transmission and incoming controller capable of surely communicating with mobile station devices existing in a disaster area. SOLUTION: A group dividing mans 201 divides mobile station devices existing in a disaster area into plural groups constituted of at least one device in a mobile station device position registering means 204. A transmission and incoming validating time setting means 202 sets a transmission and incoming validating time zone for each group, and a transmission and incoming validating time notifying means 203 transmits the transmission and incoming validating time to the mobile station devices belonging to the group waiting for the transmission and incoming validating state. The mobile station device which receives the transmission and incoming validating time displays the pertinent information by its own transmission and incoming validating time display means, and notifies the owner of the mobile station device of the transmission and incoming validating time.