Noncontact type IC card and system for noncontact transfer of in

Details Noncontact type IC card and system for noncontact transfer of in Noncontact type IC card and system for noncontact transfer of in

1988-06-23

1990-10-02

Levy, Stuart S.

Registers

Coded record sensors

Particular sensor structure

235492, 235493, 235488, G06K 708, G06K 1902

Patent

active

049609831

ABSTRACT:
A system for noncontact transfer of information between an IC card and a card reader/writer, wherein the IC card and the card reader/writer each comprises an IC chip having a logic circuit and at least one electromagnetically inductive coil for transfer of information integrated therein. A power supply is located at least partly on the IC card for providing power to the IC chip of the IC card.

REFERENCES:
patent: 4200227 (1980-04-01), Lemelson
patent: 4416056 (1983-11-01), Takahashi
patent: 4605844 (1986-08-01), Haggan
patent: 4650981 (1987-03-01), Foletta
patent: 4791283 (1988-12-01), Burkhardt
patent: 4791285 (1988-12-01), Ohki
patent: 4800255 (1989-01-01), Imran
patent: 4818853 (1989-04-01), Ohta et al.
patent: 4841128 (1989-06-01), Grottrup et al.
"A Magnetic Interface for Chips," Machine Design, No. 6, p. 41, Mar. 24, 1988.

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