Patent ID: 9122961
Filing Date: 2015-09-01
Classification: B41J,G06K,H04N

Abstract:
1. A printed image inspecting apparatus for reading out an image printed on a printing sheet in accordance with printed image data and inspecting a printing result on the printing sheet, the printed image inspecting apparatus comprising: a reader configured to read front and back faces of the printing sheet to obtain front inspecting image data and back inspecting image data, respectively; a mask generating unit configured to generate a show-through area mask, representing an area where show-through possibly exists, in accordance with inverted front printed image data of the printed image data and the back printed image data of the printed image data, the inverted front printed image data being obtained by inverting the front printed image data in a horizontal direction; and a determining unit configured to inspect the back printed image data and the back inspecting image data of a show-through area corresponding to the show-through area mask with a show-through inspection threshold, and to inspect the front printed image data and the front inspecting image data as well as the back printed image data and the back inspecting image data of an area other than the show-through area with a normal inspection threshold.