Evolution for 2G Network
The existing network of some 160,000 PHS (2G) base stations will serve as disaster info solution platform system nation wide.
It was announced that used the base station of PHS that 160,000 were set up in the whole country on September 10, and had developed “Disaster prevention system solution” that offered various disaster measures systems for the local government.
The base station of the PHS service in which develops goes up to the number 2-4 times the base station that the mobile carrier develops, and it is set up at the rate in one place every hundreds of meters in the urban area. Therefore, the communication in other adjoining base stations is possible even if it becomes impossible for a specific base station to communicate in a time of disaster, and it is called a strong system from the disaster.
Being able to use the location and the equipment of the PHS base station with such a feature effectively is a disaster measures system that developed. Concretely, municipality Intranet was able to be constructed by setting up the speaker for the disaster prevention broadcasting of the local government, the real-time earthquake information receiver, the rainfall amount meter, and the camera, etc. near the PHS base station, and connecting it with the IP backbone. As a result, the municipality says that it will become easy to construct and to operate the disaster prevention system in the region in the local government besides prompt well-known and the deliveries of the grasp of regional disaster information, the collection of information, and shelter information, etc. become possible.