Non-contact communication system information carrier
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United States of America Patent
Stats
-
Feb 5, 2008
Grant Date -
Jan 26, 2006
app pub date -
Jun 17, 2003
filing date -
Jun 17, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A contactless communication system information carrier which is high in handleability and yield but low in cost is provided. It includes a core piece 11 in which an IC chip 1 with an antenna coil 3 integrally formed on one surface is fitted inside a recess 6 of a core piece body 5, a non-metal spacer 14 in which the core piece 11 is fitted to a fitting part 16 located in a center of the spacer 14 to retain the core piece 11, and a metal weight 15 placed and coupled so as to surround an outer periphery of the spacer 14. The antenna coil 3 and the metal weight 14 are separated from each other via the spacer 14.
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