Category Archives: error correction

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

Posted in error correction, print QR code, QR code and NFC, QR code file sharing, QR code scanning distance, Transactions with QR codes | Tagged , , , , , | Leave a comment

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 , , , , , , | 5 Comments

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 , , , , , , , , , , | 2 Comments

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

Posted in color QR codes, designed QR codes, error correction, Image on QR code, logo on Qr code | Tagged , , , , | Leave a comment

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 , , , , , , , | 4 Comments

Decorating a QR Code – Part One

Decorating a QR code is not a simple task as it may sound. Decorating QR codes has been taken by some artists to a level of an art in itself. Some decorative means will not affect QR code readability, we … Continue reading

Posted in color QR codes, designed QR codes, error correction, QR codes, QR codes contrast, QR codes readers | Tagged , , , , , | 3 Comments

QR codes for Real Estate

If you have any connection to real estate marketing, you probably can’t miss the new hype surrounding QR codes. Their appearance is growing on real estate printed material, on real estate signs and even on realtor’s websites. Many of these … Continue reading

Posted in create QR codes, error correction, QR code business card, QR code generators, QR code real estate, QR code scanning distance, QR code size, Qr code usage, QR codes potential | Tagged , , , , , , , | 3 Comments

How to Create QR Codes for Business Cards

Creating a QR code for a business card may sound like a challenge. Truth is that everybody can create a QR code for a business card and the steps are quite simple. It is important though to understand the constraint … Continue reading

Posted in create QR codes, error correction, MEcard 2D code, print QR code, QR code business card, QR code generators, Qr code usage, vcard 2D code | Tagged , , , , , , | 4 Comments

QR Code Generators

Many QR code generators exist in the web. I could find only a few of them. and  tested only the QR codes created for URLs. Not all QR code generators are equal. Many of them create a QR code without … Continue reading

Posted in create QR codes, error correction, Image on QR code, mask, QR code generators, QR codes, security level | Tagged , , , , , | 4 Comments

Drawing on the QR Code

Drawing on the QR code Before drawing an image on the QR code, and after finding a good location for the image – we must take some measures to assure that our final result will be still decodable. The fact … Continue reading

Posted in designed QR codes, error correction, Image on QR code, QR codes, security level | Tagged , , , , , | 2 Comments