Title:
EMBOSSABLE IC CARD, PRODUCING METHOD THEREFOR AND INFORMATION READ CONFIRMING SYSTEM FOR THE SAME
Document Type and Number:
Japanese Patent JP2001167242
Kind Code:
A
Abstract:
To always leave one part of an antenna pattern and to prevent the disconnection of that antenna pattern even when a character or symbol is formed out of the embossed area of a card member while eroding the antenna pattern.
This system is provided with card members 7 and 8 having embossed areas at previously specified positions, an IC chip 4 held between these card members 7 and 8 and a loop antenna body 12 located around this IC chip 4 and connected to that IC chip 4 and width B of a thick antenna pattern 12B along with the embossed areas is made greater than a longitudinal length A of a maximum rugged character or symbol formed by embossing at least.
Inventors:
ARISAWA SHIGERU
Application Number:
JP35209299A
Publication Date:
June 22, 2001
Filing Date:
December 10, 1999
Export Citation:
Assignee:
SONY CORP
International Classes:
B42D15/10; G06K19/077; (IPC1-7): G06K19/077; B42D15/10
Attorney, Agent or Firm:
Kunio Yamaguchi (1 person outside)
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