ENCODED PAPER FOR OPTICAL READING Russian patent published in 2005 - IPC

Abstract RU 2256225 C2

FIELD: parts provided with coding pattern.

SUBSTANCE: part provided with coding pattern has plurality of labels, each presenting one of at least two different values and also has plurality of nominal positions; each of mentioned plurality of labels is associated with nominal position and value of each label depends on its location relative to nominal position.

EFFECT: enlarged amount of information coded by coding pattern per unit area; facilitated authentication and decoding.

19 cl, 9 dwg, 3 tbl

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RU 2 256 225 C2

Authors

Pettersson Mats Petter

Ehdse Tomas

Dates

2005-07-10Published

2000-10-02Filed