Investigation of a Novel Common Subexpression Elimination Method for Low Power and Area Efficient DCT Architecture

Table 10

Proposed design applications to various image/video standards (8×8 block size).

Applications	Data rate; 𝐻×𝑉×𝑓	Operating frequency; (MHz)	Number of frames computed	Dynamic power consumption; (mW)
JPEG	640×480	0.38	1	0.01
H.263-QCIF	176×144×10	0.26	10	0.01
H.263-CIF	352×288×15	1.52	15	0.07
MPEG-1	352×240×30	2.54	30	0.11
MPEG-2	720×480×30	10.37	30	0.45
MPEG-2 (PAL)	720×576×25	10.37	25	0.45
MPEG-2 (HD1)	1440×1080×30	46.66	30	2.04
MPEG-2 (HD2)	1920×1080×30	62.21	30	2.73