Patent ID: 7162006

Claim:
Method for de-skewing an X-ray picture ( 2 a , 2 b ) of an item of luggage ( 2 ) during luggage screening with the following steps: recording the X-ray picture ( 2 a , 2 b ) of the item of luggage ( 2 ) by means of an X-ray radioscopy device ( 11 , 11 a ); geometric rescaling ( 7 ) of the X-ray picture ( 2 a , 2 b ) whilst taking into consideration only the geometric data of the mapping geometry of the X-ray radioscopy device ( 11 , 11 a ) and also the picture data of the recording of the X-ray picture ( 2 a , 2 b ) of the item of luggage ( 2 ), the beam path ( 10 ) being tracked for each detector element onto a respective preset plane ( 14 ); transmission of the rescaled, de-skewed X-ray picture ( 8 a , 8 b ) to a display or image-processing apparatus ( 9 ); wherein the height of the item of luggage ( 2 ) is determined by a light barrier ( 13 ); wherein the preset plane ( 14 ) runs at half the height of the item of luggage ( 2 ) parallel to the support surface ( 12 ).