Method for displaying and reading information code for commercial transaction
First Claim
1. A method for displaying an image of information code for a commercial transaction, comprising the steps of:
- displaying said image;
changing said image; and
displaying the changed image. wherein;
said images are displayed a plurality of times at a prescribed time interval; and
each of said images is moved by a prescribed quantity.
1 Assignment
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Accused Products
Abstract
An object of the present invention is for an optical information reader for settling a commercial transaction to read and decode with certainty a quick response (QR) code displayed on a buyer'"'"'s mobile telephone display. A QR code 11 is displayed on the display a plurality of times at a prescribed time interval. The QR code is rotated by 90□ every time. Therefore, a part of the QR code which could not have been decoded due to a mirror reflection, stains or scratches on the display can be decoded at the second, third or fourth display, because the QR code 11 is displayed four times at different angles.
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Citations
13 Claims
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1. A method for displaying an image of information code for a commercial transaction, comprising the steps of:
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displaying said image;
changing said image; and
displaying the changed image. wherein;
said images are displayed a plurality of times at a prescribed time interval; and
each of said images is moved by a prescribed quantity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification