A SIC design of an implantable system for improved control of hand prosthesis. - Antonios Nikas; Leonhard Klein; Alfred Holzberger; Johann Hauer; Matthias Völker; Christoph Hoppe; Roman Ruff; Klaus-Peter Hoffmann (BioCAS, 2016)

A Low Distortion Continuous Time Sigma Delta Modulator using a High Input Impedance Instrumentation Amplifier for Neural Recording. - Antonios Nikas; Sreenivas Jambunathan; Leonhard Klein; Matthias Völker; Maurits Ortmanns (BioCAS, 2018)

A 300MS/s 10bit SAR with loop-embedded input buffer for a photonic system. - Leonhard Klein; Antonios Nikas; Bijoy Kundu; Matthias Völker (NEWCAS, 2019)

A Continuous-Time Delta-Sigma Modulator Using a Modified Instrumentation Amplifier and Current Reuse DAC for Neural Recording. - Antonios Nikas; Sreenivas Jambunathan; Leonhard Klein; Matthias Völker; Maurits Ortmanns (IEEE J. Solid State Circuits, 2019)

Integrated Foreground Calibration for a High Speed Time Interleaved SAR Converter. - Leonhard Klein; Matthias Völker (ISCAS, 2022)