QR Codes at OpenTech 2011
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Talk given 2011-05-21 at OpenTech Lanyrd: http://lanyrd.com/2011/opentech/ YouTube: http://www.youtube.com/watch?v=I5cXsB4GVG4 AudioBoo: http://audioboo.fm/boos/363171 Blog:
Transcript of QR Codes at OpenTech 2011
@edent #OpenTech
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QR Codes
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Who Am I?● Terence Eden● Mobile Internet Consultant with 8 years
experience in Mobile Web
● Questions? Please interrupt me!● Shy? Tweet me - @edent● Bored? Read my bloghttp://shkspr.mobi/blog/
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How Can We Make This Better?Can This Be Interactive?
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QR Codes
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What's a Barcode?
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What Can A Barcode Do?● Machine Readable● Hold a single number● Client has to query a database to find out what
the number meansMore info at http://en.wikipedia.org/wiki/Barcode
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What Is A QR Code?● Free and Open Standard
● Can hold URLs
● (and much more)● Quick and easy to scan
● Works on all cameraphones
● not just “smartphones”● Free apps for all platforms
● http://GetReader.com
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QR Codes Are Everywhere
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How Can We Use QR Codes?
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URL● Link the user directly
to a website● Syntax
http://example.com
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Phone Numbers● Direct dial a phone
number● Make sure it's in
international (+44) format
● Syntax
tel:%2B3300654508
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SMS● Send an SMS● Include a message● Syntax
smsto:70800:The%20message
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Business Card (vCard)● Share an address
book entry● Can get very complex● SyntaxBEGIN:VCARDN:Lord;JonathanTEL:+442072196913EMAIL:[email protected]:2.1END:VCARD
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Examples & Ideas
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Text To Give● SMS donations
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Text For Information / Reporting
● Use FrontlineSMS to gather data and / or respond
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Link To Useful Information● Make a poster more
useful & interactive
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...but consider the best way
http://yfrog.com/hslsdscfj
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Link To Information● YouTube videos● Share information
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Link To Like● “Like” on Facebook
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Hashtags
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OpenPlaques
http://www.flickr.com/photos/14298302@N07/2073728040/
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Rethinking The Park Sign
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Rethinking The Park Sign
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The “Rules” of QR Codes
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Rules● Mobile Friendly● Mobile Friendly● Mobile Friendly
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Rules● Mobile Friendly
● m.example.com / example.mobi
● Mobile Friendly● International dialling codes +44● Not 0800 – use 0300
● Mobile Friendly● Location – does the person have to reach to scan?● Error correction● Black ink – white background
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To Recap● QR codes are everywhere● QR codes increase accessibility ● QR codes are free (libre & gratis)● You need to start using them now
