A system for integrating film material with a digital video signal employs a film scanner to produce a digital video signal from the source film, and a post production system for combining with that signal the input digital video signal. Motion interpolated temporal compensation is employed at stages...http://www.google.de/patents/US5337154?utm_source=gb-gplus-sharePatent US5337154 - Format conversion of digital video signals, integration of digital video signals into photographic film material and the like, associated signal processing, and motion compensated interpolation of images
Format conversion of digital video signals, integration of digital video ...