FIELD: semiconductor device manufacture.
SUBSTANCE: proposed method designed to control quality of MIS integrated circuits in the course of their manufacture next to formation of sub-gate insulator includes measurement of volt-farad characteristics of MIS structures. In the process measurements are made in MIS capacitors disposed in test modules of working wafers enabling measurements by means of liquid -electrode probe prior to metal deposition process.
EFFECT: enhanced quality of process control.
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Authors
Dates
2006-06-27—Published
1989-06-26—Filed