Local matching properties of switching elements and their influence on the accuracy of switched differential current mirrors. - Alexander Dollberg; Jürgen Oehm; Ralf Wunderlich; Klaus Schumacher (ICECS, 1999)

A linear operational transconductance amplifier with automatic offset cancellation and transconductance calibration. - Ralf Wunderlich; Jürgen Oehm; Alexander Dollberg; Klaus Schumacher (ICECS, 1999)

Influence of local matching effects on the accuracy of a sequential A/D-converter. - Alexander Dollberg; Jürgen Oehm; Ralf Wunderlich; Klaus Schumacher (ICECS, 2001)

Self-calibrating linear OTAs exemplified in a current mode ADC. - Ralf Wunderlich; R. Frieg; Alexander Dollberg; Klaus Schumacher (ICECS, 2001)