Credit card handling apparatus and method
US5023436A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 18, 1990 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Jun 18, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F7/0833
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A method for searching the magnetic stripe on a credit card to determine the indispensably read out track comprising the steps of reading a card number from any one of the several tracks, determining if the credit card has an indispensably read out track already decided by the issuer of the card, reading out a track number for indispensable data from memory if such read out track has been decided, reading out indispensable data from the read out track using the track number, reading out a track searching mode on a priority basis from memory if such read out track has not been decided, reading out a first priority track which is known by the mode for the credit card, determining the read out data as being indispensable if no reading error occurs, and sending the indispensable data to a host computer for business transactions. The method is accomplished by apparatus for reading data from the tracks, for identifying the indispensably read track, and for performing the business transactions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.