Patent ID: 9735064
Date: 2017-08-15
CPC Classifications: H01J,H01L

Claim:
1. A method comprising: providing a substrate having at least a partially formed device thereon, the partially formed device having at least a word-line, a share contact, and a bit-line; performing a first electron beam inspection (EBI) on the at least partially formed device in a single direction; classifying defects by automatic defect classification (ADC) based on the first EBI inspection; selecting defects of interest (DOI) among the classified defects for further review; performing a second EBI on the DOI in a first, second, third, and fourth direction; comparing a result of the first direction against a result of the second direction and/or a result of the third direction against a result of the fourth direction; and determining a shorting location for each DOI based on the one or more comparisons.