Sanakirja
Tekoälykääntäjä
Kuvat 1

Patterned paper used in conjunction with a digital pen to create handwritten digital documents.

Simplified principle of the Anoto digital pen. The camera identifies a 6×6 matrix of dots, each displaced from the blue grid (not printed) in one of 4 directions. The combinations of relative displacements of a 6-bit de Bruijn sequence between the columns, and between the rows gives its absolute position on the digital paper.