H. Ko

High-speed measurements of single gates; Higher-voltage gates

T. Duzer, D. Petersen, H. Ko, 1987 .

A new high-speed periodic-threshold comparator for use in a Josephson A/D converter

T. Van Duzer, T. Duzer, H. Ko, 1988 .

Dynamic behavior of a Josephson latching comparator for use in a high-speed analog-to-digital converter

D. Petersen, T. Van Duzer, H. Ko, 1987 .

A high-speed analog-to-digital converter using Josephson self-gating-AND comparators

J. W. Spargo, R. Jewett, T. Van Duzer, 1985 .