• A Novel First-Order Current-Mode All-Pass Filter Using CDTA 

    A. Lahiri, A. Chowdhury (Společnost pro radioelektronické inženýrství, 2009-09)
    This paper presents a new realization of a firstorder current-mode (CM) all-pass filter (APF) using the recently proposed modern active building block (ABB), namely the current differencing transconductance amplifier (CDTA). ...