Chun-Yueh Huang Yung-Hoh Sheu A high speed current-mode median filter for real-time signal processing. 25-28 2002 conf/apccas/2002 APCCAS (1) http://dx.doi.org/10.1109/APCCAS.2002.1114901 db/conf/apccas/apccas2002-1.html#HuangS02