Non-volatile memory with silicided bit line contacts

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United States of America Patent

PATENT NO 11183509
APP PUB NO 20200411537A1
SERIAL NO

16905044

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Abstract

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An approach to use silicided bit line contacts that do not short to the underlying substrate in memory devices. The approach provides for silicide formation in the bit line contact area, using a process that benefits from being self-aligned to the oxide-nitride-oxide (ONO) nitride edges. A further benefit of the approach is that the bit line contact implant and rapid temperature anneal process can be eliminated. This approach is applicable to embedded flash, integrating high density devices and advanced logic processes.

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Patent Owner(s)

Patent OwnerAddress
INFINEON TECHNOLOGIES LLC198 CHAMPION COURT SAN JOSE CA 95134

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chan, Simon Siu-Sing Saratoga, US 36 166
Lu, Ching-Huang Fremont, US 119 1023
Shiraiwa, Hidehiko San Jose, US 78 1622
Xue, Lei Saratoga, US 130 320

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