首页>
外国专利>
RADIO CARD, CARD HOLDER FOR THE RADIO CARD AND RADIO CARD SYSTEM
RADIO CARD, CARD HOLDER FOR THE RADIO CARD AND RADIO CARD SYSTEM
展开▼
机译：无线电卡，无线电卡的卡夹和无线电卡系统
展开▼
页面导航
摘要
著录项
相似文献
摘要
PROBLEM TO BE SOLVED: To display the use situation of a radio card in a visible state in a radio card with no battery system used by an automatic ticket checking and collecting machine. ;SOLUTION: In this radio card A with no battery used by an automatic ticket checking and collecting machine 41, an indicator 6 is provided, power is fed to an IC chip 3 in the card A and the indicator 6 from a card holder B by setting the card A in the holder B, and a use situation as use history information recorded on the card A is displayed on the indicator 6.;COPYRIGHT: (C)2001,JPO
展开▼
