Radial Codes

Radial codes are an evolution of the matrix code where the data is stored in relation to a radial axis from the centre of the circular form used for the code.  Forms of radial codes inlcude:

• ShotCode - a circular code designed at Cambridge University in 1999.
• MaxiCode - a hexagonal grid of dots arranged in concentric circles around a "Target", created and used by United Parcel Service