1
Wenjun Zeng: Method of directional filtering for post-processing compressed video. Sharp Laboratories of America, Chernoff Vilhauer McClung & Stenzel, April 10, 2007: US07203234 (38 worldwide citation)

A method of post-processing decompressed images includes identification of the direction of an image edge in a pixel block of the image and filtering applied along the boundary of the block in a direction substantially parallel to the detected image edge. Pixels are selected for filtering on the bas ...


2
Zeng Wenjun: A method of directional filtering for post-processing compressed video. Sharp, October 17, 2001: EP1146748-A2 (29 worldwide citation)

A method of post-processing decompressed images includes identification of the direction of an image edge in a pixel block (12) of the image (10) and filtering applied along the boundary of the block in a direction substantially parallel to the detected image edge (22). Pixels are selected for filte ...