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craydon

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craydon

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Sunday, 12/13/2009 4:34:36 PM

Sunday, December 13, 2009 4:34:36 PM

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http://2d-code.co.uk/4d-barcodes

1d, 2d, 3d Now 4d Barcodes.

December 13, 2009

To increase the capacity of two dimensional barcodes a third dimension, color can be added. These 3d codes are available already as noted in a previous post Color C Code and now researchers are looking at adding a fourth dimension, time. The image below shows what they may look like and this paper provides further information, Unsynchronized 4D Barcodes.
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