A 16-channel analog VLSI processor for bionic ears and speech-recognition front ends. - Michael W. Baker; Timothy Kuan-Ta Lu; Christopher D. Salthouse; Ji-Jon Sit; Serhii M. Zhak; Rahul Sarpeshkar (CICC, 2003)

A micropower envelope detector for audio applications. - Michael W. Baker; Serhii M. Zhak; Rahul Sarpeshkar (ISCAS (5), 2003)

A micropower analog VLSI processing channel for bionic ears and speech-recognition front ends. - Timothy Kuan-Ta Lu; Michael W. Baker; Christopher D. Salthouse; Ji-Jon Sit; Serhii M. Zhak; Rahul Sarpeshkar (ISCAS (5), 2003)

A low-power wide dynamic range envelope detector. - Serhii M. Zhak; Michael W. Baker; Rahul Sarpeshkar (IEEE J. Solid State Circuits, 2003)

An ultra-low-power programmable analog bionic ear processor. - Rahul Sarpeshkar; Christopher D. Salthouse; Ji-Jon Sit; Michael W. Baker; Serhii M. Zhak; Timothy Kuan-Ta Lu; Lorenzo Turicchia; Stephanie Balster (IEEE Trans. Biomed. Eng., 2005)

Circuits for an RF cochlea. - Soumyajit Mandal; Serhii M. Zhak; Rahul Sarpeshkar (ISCAS, 2006)

Modeling and design of an active silicon cochlea. - Serhii M. Zhak (2008)

A Bio-Inspired Active Radio-Frequency Silicon Cochlea. - Soumyajit Mandal; Serhii M. Zhak; Rahul Sarpeshkar (IEEE J. Solid State Circuits, 2009)