J-walk.co.za uses two dimensional bar codes to aid you to obtain information on a particular location in the city, on your mobile phone. There are quite a few bar code readers on the market and depending on your phone, you might have to shop around to find a reader which works for you.
Keep in mind that, at least, you need a cellphone with a camera and internet access.
Here's a list of cellphone based bar code readers:
If we missed any, let us know.
Showing posts with label 2D. Show all posts
Showing posts with label 2D. Show all posts
Wednesday, February 11, 2009
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