About 携帯電話装置
About 携帯型電話機
About 携帯用電話機
About セルラーフォン
About 移動体電話
About Advanced Mobile Phone Service
About GPRS
About IS-95
About i-mode
About Personal Communication Services
About Telephone
About mobile communication
About Smartphone
About IP multimedia subsystem
About FOMA
About PDC
About camera phone