Filtering of Defects in Integrated Circuits with Orientation Independence
- 1 September 1971
- journal article
- Published by Optica Publishing Group in Applied Optics
- Vol. 10 (9) , 2097-2100
- https://doi.org/10.1364/ao.10.002097
Abstract
Defect enhancement in semiconductor wafers is shown to be possible by spatial frequency filtering without the necessity for filter alignment. The technique depends on the wafer being sufficiently periodic. Coherent optical and digital computer simulation results are presented.Keywords
This publication has 2 references indexed in Scilit:
- Computer-generated Binary HologramsIBM Journal of Research and Development, 1969
- A Review of Optical Data-processing TechniquesOptica Acta: International Journal of Optics, 1968