US Patent 7783008 Digital radiograph patient positioning system and method

A technique is disclosed for placing markers on digital radiographic images, such as projection X-ray and tomosynthesis images. A tag encoding data is disposed on or near a component of a radiographic imaging system, such as on a digital detector. The tag is read during an imaging session, and human readable indicia for the marker is generated that can be permanently included in the resulting images or displayed when desired, such as in an overlay.