B-frame processing apparatus including a motion compensation app

Details B-frame processing apparatus including a motion compensation app B-frame processing apparatus including a motion compensation app

1994-09-14

1996-07-23

Chin, Tommy P.

Television

Bandwidth reduction system

Data rate reduction

348699, H04N 732

Patent

active

055394671

ABSTRACT:
A B-frame processing apparatus including a motion compensation apparatus in the unit of a half pixel for an image decoder adapted to a video appliance such as HDTV. According to the apparatus, motion compensation in the unit of a half pixel is performed in real time with respect to the image having been motion-compensated by frame memories, the half pixel motion-compensated image data is added by an adder to the image data provided from a restoring section, and then the added image data is provided to the frame memories for performing motion. compensation in the unit of a pixel, while the order of the input image is adjusted corresponding to the display order of the final output image.

REFERENCES:
patent: 4937666 (1990-06-01), Yang
patent: 5134477 (1992-07-01), Knauer et al.
patent: 5355168 (1994-10-01), Sugiyama
patent: 5398079 (1995-03-01), Liu et al.
patent: 5408269 (1995-04-01), Tsukagoshi
patent: 5461423 (1995-10-01), Tsukagoshi

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