Telecommunications – Radiotelephone system – Special service
Patent
1997-03-17
2000-08-08
Eisenzopf, Reinhard J.
Telecommunications
Radiotelephone system
Special service
455517, 455406, 455566, 455384, 34082544, G08B 522
Patent
active
061013811
ABSTRACT:
In a telecommunication system a service area is divided into a plurality of cells. Radio base stations are disposed corresponding to individual cells of the plurality of cells. Each radio base station stores regional information such as disaster information, advertisement information, and shopping information. When a communication is made between a radio base station and a portable telephone terminal, regional information such as disaster information, advertisement information, and shopping information is transmitted from the base station to the portable telephone terminal.
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Nakata Junichi
Sugita Takehiro
Tajima Mie
Eisenzopf Reinhard J.
Maioli Jay H.
Nguyen Duc
Sony Corporation
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