Patent ID: 8537901
Filing Date: 2013-09-17
Classification: H04N

Abstract:
1. A film mode detecting apparatus, comprising: an inter-frame/field motion detector; a motion auto-correlation unit coupled to the inter-frame/field motion detector; a motion cross-correlation unit coupled to the motion auto-correlation unit; and a cadence pattern storage look-up-table coupled to the motion cross-correlation unit, wherein the motion auto-correlation unit comprises: an auto-correlation parameter initialization unit; a plurality of auto-correlation and cadence length detectors coupled to the auto-correlation parameter initialization unit; a cadence length analyzer coupled to the plurality of auto-correlation and cadence length detectors and a cadence patterns look-up-table; and an auto-correlation analyzer coupled to the cadence length analyzer, the plurality of auto-correlation and cadence length detectors, and the cadence patterns look-up-table.