Introduction to QR Codes. Updated 11/12/12

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Chad McGee
5 years ago
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1 Introduction to QR Codes Updated 11/12/12 1

2D Barcodes QR Code Tag Aztec DataMatrix Public domain 7089 digits, 4096 alphanumeric Multiple content types URL, text, phone number, GPS coordinates, etc.

) Vector graphics, 4 colors, 5x10 grid Often used in publishing (80% market share 2010 NellyMoser study) Linked to database which contains URL allowing changes to target content without changing the

2 2D Barcodes QR Code Tag Aztec DataMatrix Public domain 7089 digits, 4096 alphanumeric Multiple content types URL, text, phone number, GPS coordinates, etc. Error correction Static or dynamic Proprietary to Microsoft Requires Tag Reader, multi-platform support (ios, Android, Blackberry,etc.) Vector graphics, 4 colors, 5x10 grid Often used in publishing (80% market share 2010 NellyMoser study) Linked to database which contains URL allowing changes to target content without changing the tag Built in analytics from Microsoft Public domain 3832 digits, 3067 letters or 1914 bytes of data 30 times smaller than Code 39 for same data Used on European airline boarding passes, train tickets Limited reader support on smartphones (NeoReader, QuickMark) Proprietary 2,335 alphanumeric characters, Up to 1556 bytes Error correction Supports low contrast ratio (20%) Highly scalable electronic components to boxcars Proprietary barcodes formats include ScanLife, EZCode, BeeTagg 2

enforced 2D barcode read by mobile device smartphone or tablet Requires QR reader app downloaded or pre-installed on

3 What Are QR Codes? Quick Response Code Created by Denso Wave (Toyota subsidiary) in 1994 for parts inventory Originally patented but not enforced 2D barcode read by mobile device smartphone or tablet Requires QR reader app downloaded or pre-installed on device Supports incremental customer communication channel for convenience and immediacy For transactional documents, supports infinite real estate During Q3 11, 20 million mobile users scanned a QR code (comscore) 3

4 QR Code Details Encode up to 7,089 numeric or 4,296 alphanumeric characters B&W or high contrast color Static or personalized (dynamic) Allows linkage to PURL or data transfer to app Built in error correction 7%, 15%, 25% or 30% Anchors may not be obscured Tracking capabilities for URLs through web analytics Direct or redirect 4

5 QR Code Formats URL (browser link) Address (link to client) Phone Number (dial, text message, save to contacts) Geo Location - latitude, longitude (find on map) Contact Information (save to contacts) SMS (send text) Text (free form text) Calendar Event (description, location, start/stop dates) Wifi Network (SSID, password) 5

6 QR Code Anatomy Anchor 3 position detectors to allow code to be read in any orientation Quiet Zone Clear area or white space surrounding barcode. Recommended minimum of 1/8 Symbol Size Overall dimensions of the barcode from edge to edge. Recommended minimum 3/4 x 3/4 for documents Image Size Symbol size plus Quiet Zone Module Individual pixel 6

7 QR Code Readers i-nigma - QR, Datamatrix, EAN/UPC ScanLife QR or UPC BeeTagg QR, Datamatrix, EAN/UPC, BeeTagg NeoReader QR, Datamatrix, Aztec, EAN/UPC, Code 128 QuickMark UPC, Code 39, Code 128, QR, DataMatrix TapReader - QR ScanIt - QR QRReader - QR Barcodes QR UpCode QR, Datamatrix Z Bar QR, EAN/UPC, FedEx, UPS Tag Tag, QR 7

8 QR Code Generators Web-based Static QR Code Creation Zxing - Kaywa - Jaxco - Delivr - Document Formatting Tools HP Exstream, SEFAS, etc. Allow creation of dynamic QR codes personalized to recipient 8

9 Who Scans QR Codes Sources comscore, ScanLife 9

10 QR Code Sample Scan to Pay QR Code placed on statement is scanned by mobile device and links user to mobile web page User authenticates and completes payment Optional link to account access for account review, statement display, updates, payments, etc. Supports educational content, promotional offers, video, surveys, coupons, etc. Usage tracking 10

11 Improving QR Code Scan Rates Size Density Contrast Glossy Substrates White Space QR Reader Auto Focus Cameras Mobile Optimized Websites 11

12 Thank You Rich Langan 12

QR Codes: What Your Library Needs to Know. Presented by Rita Gavelis

QR Codes: What Your Library Needs to Know Presented by Rita Gavelis QR Codes QR (Quick Response) codes are a 2 dimensional code created in 1994. Where traditional Bar codes are linear one- dimensional