CO-OPTIMIZATION OF SCATTEROMETRY MARK DESIGN AND PROCESS MONITOR MARK DESIGN

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United States of America Patent

APP PUB NO 20130325395A1
SERIAL NO

13486262

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An automated method for co-optimizing a scatterometry mark and a process monitoring mark is provided. Embodiments include generating a series of pattern profiles on a photoresist on a wafer; providing the series of pattern profiles, resist process parameters, and scatterometry critical dimension parameters as inputs for a scatterometry measurement; performing scatterometry measurement to generate spectra from the series of pattern profiles; and optimizing a sensitivity precision correlation for the resist process parameter.

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Patent Owner(s)

Patent OwnerAddress
GLOBALFOUNDRIES SINGAPORE PTE LTD60 WOODLANDS INDUSTRIAL PARK D STREET 2 SINGAPORE 738406

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Preil, Moshe Sunnyvale, US 6 205
Zhou, Wenzhan Singapore, SG 7 15
Zou, Zheng Singapore, SG 24 96

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