Encoded Magnetic Stripe Detector with Decision Window
Original Publication Date: 1978-Mar-01
Included in the Prior Art Database: 2005-Feb-20
This article describes a magnetic stripe detector for use in a lockout gate mechanism in a credit card reader. The presence of a magnetic stripe in the credit card is detected to open the lockout gate by counting a plurality of magnetic transitions in the leading portion of the stripe as the card is inserted.