QR Code is a 2D barcode that can be easily scanned using the most modern phones equipped with camera.

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save data on image that is hard to see by human but recognizable by device with camera

Anyone has any good idea to save data on image that is hard to see by human but recognizable by device with camera? Number on licence plate can be recognized by computer; QR code can be recognized by ...
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1answer
101 views

Easily generating QR codes

What is the easiest way to generate QR codes? When I do a google search, lots of different sites pop up, but usually they have lots of things to fill in, and lots of options to go through. What I want ...
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261 views

QR Codes Printing, but Not Printing Correctly - Any Ideas?

I am mail merging some QR codes via file paths stored in Excel into a label template in MS Word 2013. I have the whole process with the Ctrl+F9 working properly, but I am stumped on this: On the 30 ...
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How to read QR-based vCard on Windows & Mac OS, with USB scanner?

I'm generating QR codes that contain vCards, and these can be consumed just fine by smartphones, e.g. with software like RedLaser, etc. For the desktop I have a barcode scanner that can read QR (2D), ...
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If I acquire a USB QR/barcode scanner, can I set it to automatically launch a browser upon reading a URL?

I'm considering purchasing a scanner such as the Esky™ Automatic USB (Bi-directional) Barcode Scanner. I've produced some QR codes (containing valid http URLs) which I'd like students at my school to ...
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1answer
107 views

Is it possible to have a portable plotter that can print QR codes on burlap?

This is a hardware question. Is there a class of plotters that are portable and accept sharpies? The use case: I have a burlap sack. It will be taking very specific potsherds from an archaeological ...
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2answers
155 views

QR Code designed for print? [closed]

our company is looking to publish a desk calendar with a QR code. I know how to generate QR's, but do I need it to be a certain "resolution" or whatever if it's going to go through a professional ...
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1answer
101 views

Why google code download page have a QR code? [duplicate]

Possible Duplicate: QR Codes for Files on Google Code When I open a google code download page, there is a QR code at the bottom. What kind of devices will read this human unreadable QR ...
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1answer
73 views

Can I have a QR code that will create a contact on the device? [closed]

Is it possible to create a QR code, that when scanned, will create a contact on the device? I tried NeoReader - it only scans the data (string value) I can print my Blackberry data, and that will ...
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2answers
344 views

Member access management with ID cards

A customer of mine has a around 100 members in his club and new ones join and members leave every week. So he has no way of knowing everybody personally. He asked me to make him some magnetic swipe ...
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204 views

Using and creating QR codes

Let's say I came across a QR code (in some webpage or PDF file). How can I use it? How do you use (and create) these QR codes?
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Pre-installed barcode/qr readers on mobile devices [closed]

There's an idea within my company to put QR codes in some of our marketing literature, and I'm trying to find some stats (or specific device info) to help me make the decision. My feeling is that, of ...
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1answer
556 views

Why it is hard to read QR code displayed on CRT screen?

I created some QR code just for fun, then tried to read them with my phone. When I display them on laptops, my phone read them just fine. But when I tried to read the exact same codes displayed on CRT ...
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2answers
804 views

Text on QR barcode?

How do you get text inside of QR codes? I know i seen this more then once but here is an image from the latest example. UCM are the initials of that company.
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1answer
784 views

QR Codes for Files on Google Code

When you download files from Google Code now (example), in addition to the text version of the SHA1 hash, it includes a QR code of it. The device that the file was downloaded to is the one that has ...
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4answers
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2D barcode scanner for OS X?

What is the best QR bar code scanner for OS X?