Image Acquisition System for Identifying Signs on Mailpieces
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United States of America Patent
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Issued Date -
Jul 22, 2010
app pub date -
Jan 26, 2009
filing date -
Feb 1, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An image acquisition system for identifying signs on mailpieces wherein each mailpiece is moved by being nipped between a conveyor and a housing wall that is provided with a longitudinal slot, comprises, inside the housing, an illumination module having two lighting units that are symmetrical about the slot for the purpose of illuminating a surface defined by the slot, and a camera for forming an image of said illuminated surface, polarization optical means also being disposed between said illumination module and said illuminated surface, and a polarization optical filter being disposed between said camera and said surface. The slot is closed by a flush transparent rigid wall against which each mailpiece is pressed.
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