Patent ID: 8314942
Filing Date: 2012-11-20
Classification: B41J,H04N

Abstract:
1. A handheld device comprising: an input/output (I/O) module configured to at least one of print and scan images on a surface adjacent to the handheld device; a position module operatively coupled with the I/O module, the position module configured to determine at least one of a position and a velocity of the handheld device; a filter coupled to the I/O module, the filter configured to regulate a rate of deposition of a printing substance onto the surface adjacent to the handheld device as the I/O module prints images on the surface adjacent to the handheld device, wherein the filter comprises a comparator to compare a print velocity term with a random number or a pseudo-random number, wherein the print velocity term is proportional to the velocity of handheld device; and a random number generator or a pseudo-random number generator coupled to the comparator, wherein the random number generator or the pseudo-random number generator is configured to provide the random number or the pseudo-random number.