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A VLSI IMPLEMENTATION OF MPEG2 MOTION ESTIMATION ALGORITHM BASED ON MACROBLOCK CLUSTERING
Onoye,Takao,Takatsu,Masamichi,Fjita,Gen,Shirakawa,Isao,Matsumura,Kenji 대한전자공학회 1995 ICVC : International Conference on VLSI and CAD Vol.4 No.1
A new approach to the motion estimation is described dedicatedly for MPEG2 MP@HL moving pictures, which is based on the macroblock clustering. Adopting a two-level hierarchy in detecting motion vectors, the computational complexity is greatly reduced without degrading the quality of vectors. The result of motion detect simulation shows the clustering approach is practical enough for realtime encoding of HDTV level pictures. The proposed algorithm has been synthesized to a 2-D systolic array VLSI which contains 785K transistors, and occupies 102 ㎟ with a 0.6 ㎛ triple-metal CMOS technology.