DVD 6c PATENT POOL / Patent Catalogue

OPTICAL DISC WITH SPECIFICATION OF RECORDED ASPECT RATIO AND CONTAINING PAN SCAN DATA

An optical disc contains a specification of the aspect ratio in which it was recorded, together with pan scan data.

	·	Possible recorded aspect ratios include 16:9 and 4:3.
	·	Pan scan data specifies positioning of a 4:3 extract from a 16:9 frame.
[References]
·	DVD Specifications for Read-Only Disc: Part III,Index.5.4.1.2-2,Index 5.4.1.2-3
[Offering Patent]
·	USP5,619,424