| 摘要 |
The device has a surface, coding associated with the surface area and a number of data points associated with the coding, whereby a data point at least partly contains information and the coding has a uniform pattern, especially in relation to the area associated with the coding. AN Independent claim is also included for the following: a document, a data point, a data pixel, a coding area, coding, a method of providing data and a pin scanner adapted to read out inventive data.
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