Differences

This shows you the differences between two versions of the page.

--- sites:joyce:qr-code [2014/10/13 11:56] – jan
+++ sites:joyce:qr-code [2014/10/13 12:03] – jan
@@ Line 1: / Line 1: @@
 ====== JOYCE QR-code ======
-A [[http://de.wikipedia.org/wiki/QR-Code|QR-code]] is the most abundant form of a 2D-barcode.
+A QR-code is the most abundant form of a 2D-barcode ([[http://de.wikipedia.org/wiki/QR-Code|wikipedia]]).
 QR-codes can be read by e.g. smartphone apps, programs or special scanners.
 They can provide text information but also links to websites, e-mail adresses, telphone numbers etc.
@@ Line 14: / Line 14: @@
 Some providers allow to include Logos wich mostly means you have to register and sometimes pay for a designer...
-But [[http://research.swtch.com/qr/draw|this page]] uses the reduntant information in the QR-code for error correction to include a logo.
-Including the logo could look like this:
-{{:sites:joyce:joyce_qr_code_art_3.png?100|go to www.geomet.uni-koeln.de/joyce/}}
+An alternative is [[http://research.swtch.com/qr/draw|this page]]: It uses the reduntant information for error correction in the QR-code to include a logo. Using a [[sites:joyce:qr-code:JOYCE_high_contrast|high contrast version]] of the JOYCE logo could look like this:
+{{:sites:joyce:joyce_qr_code_art_3.png?110|go to www.geomet.uni-koeln.de/joyce/}}