2 d barcodes(NSM)

Pervasive 2D Barcodes for Camera Phone Applications

History ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Motivation: How well do they work? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Study ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Denso Wave QR Code - 1994 Position detection patterns, located at three of symbol’s corners

Data Contents ,[object Object],[object Object],[object Object],[object Object],[object Object]

Redundancy ,[object Object],[object Object],[object Object],[object Object]

Code can be decomposed into smaller patterns

Veritec VSCode Biometric data for access-control applications. 4,151 bytes

ShotCode Ternary Code 102011221210001 Original Spot Code

ColorCode ,[object Object],[object Object],[object Object]

Results ,[object Object],[object Object],[object Object]

2 d barcodes(NSM)

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2 d barcodes(NSM)