Patent ID: 8845061
Filing Date: 2014-09-30
Classification: B41J

Abstract:
1. An inkjet printer for printing an image on a sheet of media comprising: at least one printhead having a plurality of nozzles for depositing ink onto a surface of the sheet of media being processed in the inkjet printer to form a print swath across a portion of a width of the sheet of media in a subscan direction; an alignment sensor coupled to the at least one printhead for scanning the print swath formed on the surface of the sheet of media with the at least one printhead, the alignment sensor providing in a first mode an output response corresponding to an amount of bi-directional misalignment of dot placement by the plurality of nozzles sensed from scanning a printed alignment test pattern and in a second mode providing an output response corresponding to an amount of specular reflection received from the print swath of the printed image; and a controller in operative communication with each of the at least one printhead and the alignment sensor, the controller being configured to: