An analog trimming circuit based on a floating-gate device. - Eduard Sackinger; Walter Guggenbuhl (IEEE J. Solid State Circuits, 1988)

Dummy transistor compensation of analog MOS switches. - Christoph Eichenberger; Walter Guggenbuhl (IEEE J. Solid State Circuits, 1989)

A high-swing, high-impedance MOS cascode circuit. - Eduard Sackinger; Walter Guggenbuhl (IEEE J. Solid State Circuits, 1990)

A voltage-controllable linear MOS transconductor using bias offset technique. - Zhenhua Wang 010; Walter Guggenbuhl (IEEE J. Solid State Circuits, 1990)