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Patent Searching and Data


Title:
IC CARD READER
Document Type and Number:
Japanese Patent JP2005136476
Kind Code:
A
Abstract:

To provide an IC card reader capable of enhancing a detection efficiency of a communication system of an IC card.

The IC card reader is provided with: a communication processing section 6 capable of performing communication by a plurality of kinds of communication systems; a control section 7 for allowing the communication processing section 6 and an IC card to make communication with each other by a detected communication system that is a communication system represented by the reception of a response signal from the IC card when the communication processing section 6 transmits a communication signal for response confirmation adopting a plurality of kinds of the communication systems to the IC card; and a counter section 9 for counting the number of times when the control section 7 selects the detected communication systems by a plurality of kinds of communication systems, and the control section 7 allows the communication processing section 6 to perform communication and thereafter carries out polling processing wherein the control section 7 allows the communication processing section 6 to transmit the communication signal for response confirmation adopting a plurality of kinds of the communication systems to the IC card in higher orders of the communication systems counted by the counter section 9.


Inventors:
KOROGI TAKESHI
KANDA MINORU
NABESHIMA HIDEO
Application Number:
JP2003367315A
Publication Date:
May 26, 2005
Filing Date:
October 28, 2003
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC WORKS LTD
International Classes:
G06K17/00; H04B5/02; B42D15/10; (IPC1-7): H04B5/02; G06K17/00
Attorney, Agent or Firm:
Etsushi Kotani
Kyuichi Ueki
Takao Ito