Journal of Electrical and Computer Engineering

Research Article

Asynchronous Realization of Algebraic Integer-Based 2D DCT Using Achronix Speedster SPD60 FPGA

Table 1

Multiplicands required in the 8-point Chen's fast DCT algorithm.
Exact value
Approximation (scaled by ) 89/64 83/64 75/64 64/64 50/64 36/64 18/64