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Author Archives: eismann oreilly
QR codes versus NFC
For a quite obscured reason to me and perhaps because of some bad QR code experiences, many love to see NFC as the killer of QR code, if not its evolved successor. The fact that Google stopped its support for … Continue reading
Encrypted QR Codes
QR codes can be considered as encrypted messages; after all no human eye is able to decode it. We need an extension -in a form of a mobile device – to read them. What about encrypted QR codes for mobile … Continue reading
Posted in encrypted QR code, error correction, health care and Qr codes, QR code authentication, QR code identity card, QR code license driver, QR code on passports, Secured QR codes, Transactions with QR codes
Tagged encrypted QR code, Heath care QR codes, QR code error level, QR code identity card, Qr code license driver, Qr code on passports, Transactions with QR codes
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QR Codes Viruses – Should We Panic?
In the last days an alert of a QR code virus was spread in the Internet. Twitter was full of warnings regarding the QR code virus, including tweets suggesting that this will kill QR codes. Various links covered the issue … Continue reading
QR Codes for Authentication –Real Life Example
Few days after writing about using QR codes for authenticating consumer products, I came upon a real company that uses QR codes for this exact purpose. The company is called its-true and appears to be located in Germany. Here is … Continue reading
Posted in Authentication, Brand piracy, Data Matrix, hidden QR codes, Marketers and QR codes, QR code authentication, QR codes, QR codes potential, QR codes SMS, Tracking QR codes
Tagged Data Matrix, hidden QR codes, Product authentication, QR code authentication, QR codes, QR codes and SMS, QR codes on products, Tracking QR codes
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Fighting Brand Piracy Using QR Codes
Forgery of goods and using known brand names for fake products is a growing phenomenon. Actually the subject of brand piracy is practically present in almost every area of daily life. It includes consumer goods like fashion, food, beverages, industrial … Continue reading
QR Codes Versus Data Matrix
Unlike 1D codes where all information can be found in one cut through the code, 2D codes need a second dimension since they contain many different ‘lines’ of data. Among the most popular 2D codes are the QR codes and … Continue reading
Posted in Data Matrix, Data Matrix EC, Data Matrix readers, Data Matrix vs QR codes, decorated Data Matrix, designed QR codes, error correction, Image on QR code, logo on Qr code, QR code size, QR codes, QR codes readers
Tagged Data Matrix, Data Matrix EC, data Matrix readers, Data matrix size, Data Matrix vs. QR codes, designed Data Matrix, Designed QR codes, Error correction, image on Data Matrix, Image on QR code, logo on data matrix
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Decorating a QR Code – Part Three
This post is going to look at the more aggressive means of decorating QR codes. The first mean I will look at is adding a drawing as if it was a layer above the QR code, drawing on the QR … Continue reading
The Quiet Zone
The quiet zone is a part of the QR code. It is defined in the following way in the QR code spec: “This is a region 4X wide which shall be free of all other markings, surrounding the symbol on … Continue reading
Decorating a QR Code – Part Two
After dealing in previous post with neutral (non damaging QR code data) decorative means, we are going to look at more aggressive means and learn their possible effect. We will try to estimate their damage amount and ways to control … Continue reading
Posted in color QR codes, designed QR codes, error correction, hidden QR codes, pattern coloring QR codes, QR codes, QR codes contrast, QR codes readers
Tagged color QR codes, Designed QR codes, Error correction, hidden QR codes, Patterns and QR codes, QR code readers, QR codes, QR codes contrast
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