Current-mode analogue median filter. - Spiridon Vlassis; Stelios Siskos (ICECS, 1999)

Analogue computational circuits based on floating-gate transistors. - Spiridon Vlassis; Th. Yiamalis; Stelios Siskos (ICECS, 1999)

High speed and high resolution WTA circuit. - Spiridon Vlassis; Stilianos Siskos (ISCAS (2), 1999)

Analog CMOS four-quadrant multiplier and divider. - Spiridon Vlassis; Stilianos Siskos (ISCAS (5), 1999)

Current-mode non-linear building blocks based on floating-gate transistors. - Spiridon Vlassis; Stylianos Siskos (ISCAS, 2000)

CMOS outlier rejection circuit. - Spiridon Vlassis; Stilianos Siskos (ISCAS, 2000)

Analog implementation of erosion/dilation, median and order statistics filters. - Spiridon Vlassis; Kostantinos Doris; Stilianos Siskos; Ioannis Pitas (Pattern Recognit., 2000)

A floating gate CMOS Euclidean distance calculator and its application to hand-written digit recognition. - Spiridon Vlassis; George Fikos; Stilianos Siskos (ICIP (3), 2001)

Design of voltage-mode and current-mode computational circuits using floating-gate MOS transistors. - Spiridon Vlassis; Stylianos Siskos (IEEE Trans. Circuits Syst. I Regul. Pap., 2004)

Low-voltage differential amplifier. - George Raikos; Spiridon Vlassis (ICECS, 2009)

Low-voltage CMOS voltage squarer. - George Raikos; Spiridon Vlassis (ICECS, 2009)

0.8V bulk-driven variable gain amplifier. - George Raikos; Spiridon Vlassis (ICECS, 2010)

A versatile technique for linearly tunable transconductors. - George Raikos; Spiridon Vlassis (ICECS, 2010)

A complete over-current/short-circuit protection system for Low-Drop Out regulators. - Ilias Pappas 001; Vasilios Kalenteridis; Stylianos Siskos; Spiridon Vlassis (VLSI-SoC, 2012)

A CMOS linear-in-dB VGA and AGC loop for telecommunication applications. - Vasilios Kalenteridis; Lampros Mountrichas; Spiridon Vlassis; Stelios Siskos (Microelectron. J., 2013)