Skip to main content

Table 2 Comparison of proposed architecture with the existing works

From: Cost-effective multi-standard video transform core using time-sharing architecture

Methods [7] [8] [9] [13] [15] Proposed
Technology (nm) 90 180 180 130 FPGA 90
Method/architecture Two 1-D + TMEM Two 1-D + TMEM Two 1-D + TMEM Two 1-D + TMEM One 1-D + TMEM Two 1-D + TMEM
Supports standards MPEG X V V V V V
  H.264 X V V V V V
  VC-1 X V V V X V
  HEVC V X X X X O
Gate counts (K) 347 95.1 120 31.8 50 27.2
Frequency (MHz) 187 125 125 136 80 200
Normalized freq. 187 364 364 178 N/A 200 MHz
Throughput (G-pels/s) 6.00 1.00 1.00 > 0.05 0.64 0.80
Nor. throughput 6.00 2.91 2.91 > 0.07 N/A 0.8 GPS
Hardware efficiency (103 pels/s-gate) 17.2 10.5 8.3 > 1.4 12.8 28.4
Nor. hardware efficiency (103 pels/s-gate) 17.2 30.6 24.3 > 2.1 N/A 29.5