作者: Jun Anzai
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摘要: A portable telephone is provided for making it possible the to associate terminal devices with each other flexible access control less expensively and safely by means of existing infrastructure devices. The (PT) comprised a short distance wireless communication unit (210) carry out key device (KT), an ID associating (KT) service (ST), PP table memory (240) storing made unit, judging (230) whether or not (ST) associated exists in when input, (280) controlling transmit held case that judges table.