<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I just learned about this. You download the QR app on your smartphone, and use it to snap a photo of a QR bar code. The scan will open up the website the bar code refers to.<div><br></div><div><a href="http://en.wikipedia.org/wiki/QR_Code">http://en.wikipedia.org/wiki/QR_Code</a></div><div><br></div><div><a href="http://en.wikipedia.org/wiki/File:Wikipedia_mobile_en.svg" class="image"><img alt="" src="http://upload.wikimedia.org/wikipedia/en/thumb/9/9b/Wikipedia_mobile_en.svg/150px-Wikipedia_mobile_en.svg.png" class="thumbimage" height="150" width="150"></a></div><div><br></div><div>You can even make a stamp for phone numbers, map locations, and more....hospitals are using it too for patient id's, medications, etc.</div><div><br></div><div><br></div><div>"QR Codes storing addresses and <a href="http://en.wikipedia.org/wiki/Uniform_Resource_Locator" title="Uniform Resource Locator">URLs</a> may appear in magazines, on
signs, buses, business cards, or just about any object that users might
need information about. Users with a <a href="http://en.wikipedia.org/wiki/Camera_phone" title="Camera phone">camera
phone</a> equipped with the correct reader <a href="http://en.wikipedia.org/wiki/Software#Application_software" title="Software" class="mw-redirect">app</a> can scan the image of the
QR Code causing the phone's browser to launch and redirect to the
programmed URL. This act of linking from physical world objects is known
as a <a href="http://en.wikipedia.org/wiki/Hardlink_%28homonymy%29" title="Hardlink (homonymy)">hardlink</a> or <a href="http://en.wikipedia.org/wiki/Physical_world_hyperlinks" title="Physical world hyperlinks" class="mw-redirect">physical world
hyperlinks</a>. Google's mobile <a href="http://en.wikipedia.org/wiki/Google_android" title="Google
android" class="mw-redirect">Android operating system</a> supports the
use of QR codes by natively including the barcode scanner (ZXing) on
some models and the browser supports <a href="http://en.wikipedia.org/wiki/Uniform_Resource_Identifier" title="Uniform Resource Identifier">URI</a> redirection, which allows QR
Codes to send <a href="http://en.wikipedia.org/wiki/Metadata" title="Metadata">metadata</a> to existing applications on the device.
Nokia's <a href="http://en.wikipedia.org/wiki/Symbian" title="Symbian" class="mw-redirect">Symbian</a> operating system is also provided with a
barcode scanner, which is able to read QR Codes.<sup class="Template-Fact" title="This claim needs references to reliable
sources from April 2010" style="white-space: nowrap;">[<i><a href="http://en.wikipedia.org/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed">citation needed</a></i>]</sup></div><p>Users can also generate and print their own QR Code for others to
scan and use by visiting one of several free QR Code generating sites."</p><div><br><div>
Lisa C. Mayer<br>MIT - IS&T - DCAD <br><a href="mailto:lisa@mit.edu">lisa@mit.edu</a> 617.452.4225<br><br>lisacherin (AIM)<br>lisacmayer (gtalk)<br>lmayer (facebook)<br><br>
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