Patent ID: 9280770
Filing Date: 2016-03-08
CPC Classification: G06K,G06Q

Claim Text:
1. A method for performing a point-of-sale transaction, the method comprising: sensing a condition specific at a point-of-sale location with a portable information handling system located at the point-of-sale location, the condition including at least a GPS position; applying a valued derived from the sensed condition to encrypt an account identifier in a barcode; presenting the bar code at a display of the portable information handling system; reading the barcode from the display with a barcode reader at the point-of-sale location; determining the sensed condition at the point-of-sale location independent of the portable information handling system; decrypting the barcode with the value derived from the sensed condition at the point-of-sale location; and applying the account identifier from the barcode to perform the point-of-sale transaction.