Patent ID: 6493392
Filing Date: 2002-12-10
Classification: H04N

Abstract:
A method for coding a digital interlaced moving video, comprising the steps of:a) transmitting picture-unit overhead information; b) determining whether a video packet to be coded is a first packet of a given picture; c) transmitting a video packet header including overhead information for an interlaced decoding operation if it is determined at said step b) that said video packet is not the first packet of the given picture; d) determining whether said given picture is an intra picture, if it is determined at said step b) that said video packet is said first packet of said given picture or after said video packet header is transmitted at said step c); e) coding and transmitting said video packet in an interlaced intra picture manner if it is determined at said step d) that said given picture is the intra picture; f) coding and transmitting said video packet in an interlaced inter picture manner if it is determined at said step d) that said given picture is not said intra picture; and g) determining whether said video packet is a last packet of said given picture, after it is coded and transmitted at said step e) or f), returning to said step b) if said video packet is not the last packet of said given picture and ending a digital interlaced coding operation if said video packet is said last packet of said given picture.