On the exact realization of log-domain elliptic filters using the signal flow graph approach. - Costas Psychalinos; Spyridon Vlassis (IEEE Trans. Circuits Syst. II Express Briefs, 2003)

Low-voltage bulk-driven input stage with improved transconductance. - George Raikos; Spyridon Vlassis (Int. J. Circuit Theory Appl., 2011)

0.5-V bulk-driven differential amplifier. - George Raikos; Spyridon Vlassis (Int. J. Circuit Theory Appl., 2013)

Low-voltage bulk-driven rectifier for biomedical applications. - Fabian Khateb; Spyridon Vlassis (Microelectron. J., 2013)

Differential Difference Current Conveyor Using Bulk-Driven Technique for Ultra-Low-Voltage Applications. - Fabian Khateb; Montree Kumngern; Spyridon Vlassis; Costas Psychalinos (Circuits Syst. Signal Process., 2014)

1 V Rectifier Based on Bulk-Driven Quasi-Floating-Gate Differential Difference Amplifiers. - Fabian Khateb; Spyridon Vlassis; Montree Kumngern; Costas Psychalinos; Tomasz Kulej; Radimír Vrba; Lukas Fujcik (Circuits Syst. Signal Process., 2015)

Sub-Volt Fully Balanced Differential Difference Amplifier. - Fabian Khateb; Montree Kumngern; Spyridon Vlassis; Costas Psychalinos; Tomasz Kulej (J. Circuits Syst. Comput., 2015)

A scalable voltage controlled oscillator for multi-rate high-speed interfaces. - Andreas Christos Demartinos; Andreas Tsimpos; Spyridon Vlassis; George Souliotis; Savvas Sgourenas (Microelectron. J., 2016)

Extremely Low-Voltage Bulk-Driven Tunable Transconductor. - Fabian Khateb; Tomasz Kulej; Spyridon Vlassis (Circuits Syst. Signal Process., 2017)

Guest Editorial: Low-Voltage Integrated Circuits and Systems. - Fabian Khateb; Spyridon Vlassis; Tomasz Kulej (Circuits Syst. Signal Process., 2017)

Jitter tolerance calibration for high-speed serial interfaces. - Andreas Tsimpos; Andreas Christos Demartinos; Spyridon Vlassis; George Souliotis (Integr., 2017)

A high accuracy voltage reference generator. - George Souliotis; Fotis C. Plessas; Spyridon Vlassis (Microelectron. J., 2018)

A Low-Power Frequency Multiplier for Multi-GHz Applications. - Andreas Tsimpos; Andreas Christos Demartinos; Spyridon Vlassis; George Souliotis (IEEE Trans. Emerg. Top. Comput., 2018)

Linear Current-to-Time Converter. - Spyridon Vlassis; George Souliotis; Fotis C. Plessas (DTIS, 2019)

Ultra Low-Voltage Current Squaring and Multiplier. - Spyridon Vlassis; George Souliotis; Fotis C. Plessas (MOCAST, 2019)

Power Detector Based On Voltage Squaring. - Spyridon Vlassis; Giannis Gialenios; George Souliotis; Fotis C. Plessas (TSP, 2019)

A 0.5-V Bulk-Driven Active Voltage Attenuator. - Spyridon Vlassis; George Souliotis; Fabian Khateb; Tomasz Kulej (Circuits Syst. Signal Process., 2019)

An On-Chip Linear, Squaring, Cubic and Exponential Analog Function Generator. - Spyridon Vlassis; Fabian Khateb; George Souliotis (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

A Bluetooth Low Energy DCO in 28nm FDSOI. - Orfeas Panetas-Felouris; Spyridon Vlassis; George Souliotis; Vasileios Panagiotopoulos (TSP, 2020)

A novel time register with process and temperature calibration. - Orfeas Panetas-Felouris; Spyridon Vlassis (MOCAST, 2021)

Multi-Rate Programmable Equalizer for M-PHY Serial Interface. - Andreas Tsimpos; Andreas Christos Demartinos; Spyridon Vlassis; George Souliotis (IEEE Trans. Emerg. Top. Comput., 2021)

Time-Mode z-1 Programmable Multiplier. - Orfeas Panetas-Felouris; Spyridon Vlassis (ICECS 2022, 2022)

A CMOS VCO ring oscillator suitable for wide supply range applications. - Vasileios Kalenteridis; Konstantinos P. Pagkalos; Orfeas Panetas-Felouris; Spyridon Vlassis (MOCAST, 2023)

Digital to Pulse-Width Converter for Time-Mode PWM signal processing. - Orfeas Panetas-Felouris; Konstantinos P. Pagkalos; Spyridon Vlassis; Vasileios Kalenteridis (MOCAST, 2023)

Analog Latch for Time-Mode PWM Signal Processing. - Konstantinos Papathanasiou; Orfeas Panetas-Felouris; Vasileios Kalenteridis; Spyridon Vlassis (MOCAST, 2023)

Phase Interpolator-Based Clock and Data Recovery With Jitter Optimization. - George Souliotis; Andreas Tsimpos; Spyridon Vlassis (IEEE Open J. Circuits Syst., 2023)