Using Spectra to Determine Polishing Endpoints

Patent №

US 8,569,174

Granted

2013-10-29

Filed 2008

Owner

APPLIED MATERIALS, INC.

Lab

AI components

1

evo

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

12036174

Methods of determining a polishing endpoint are described using spectra obtained during a polishing sequence. In particular, techniques for using only desired spectra, faster searching methods and more robust rate determination methods are described.

Evolutionary computationH10P 74/203B24B 37/013B24B 49/12H10P 52/402H01L 2924/0002

AI classification

Evolutionary computation0.57
Machine learning0.06
Planning0.03
AI hardware0.03
Speech0.00
Natural language0.00
Vision0.00
Knowledge representation0.00

Ownership

APPLIED MATERIALS, INC.

assignment · 208180425

Assignors

LEE, HARRY Q., SWEDEK, BOGUSLAW A., BENVEGNU, DOMINIC J., DAVID, JEFFREY DRUE

On an employer assignment, the assignors are typically the inventors.

© 2026 NYSGPT2525 LLC