H.-S. Lee

Single-pixel three-dimensional imaging with time-based depth resolution

A 32x32 50ps Resolution 10 bit Time to Digital Converter Array in 130nm CMOS for Time Correlated Imaging

A deep-submicrometer analog-to-digital converter using focused-ion-beam implants

Direct-conversion radio transceivers for digital communications

An automatic offset compensation scheme with ping-pong control for CMOS operational amplifiers

Analog-to-digital converter survey and analysis

A 13-b 2.5-MHz self-calibrated pipelined A/D converter in 3- mu m CMOS

A digital readout technique for capacitive sensor applications

Micromachined inertial sensors

Circuit techniques for reducing the effects of op-amp imperfections: autozeroing, correlated double sampling, and chopper stabilization

High-accuracy circuits for on-chip capacitive ratio testing and sensor readout

Full-speed testing of A/D converters

A self-calibrating 15 bit CMOS A/D converter

A precision measurement technique for residual polarization in integrated circuit capacitors

A high-speed CMOS comparator for use in an ADC