Integrated steerability array arrangement for minimizing non-uniformity and methods thereof

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United States of America Patent

PATENT NO 8991331
APP PUB NO 20130334171A1
SERIAL NO

13969411

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Abstract

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A method for providing steerability in a plasma processing environment during substrate processing is provided. The method includes managing, power distribution by controlling power being delivered into the plasma processing environment through an array of electrical elements. The method also includes directing gas flow during substrate processing by controlling the amount of gas flowing through an array of gas injectors into the plasma processing environment, wherein individual ones of the array of gas injectors are interspersed between the array of electrical elements. The method further includes controlling gas exhausting during substrate processing by managing amount of gas exhaust being removed by an array of pumps, wherein the array of electrical elements, the array of gas injectors, and the array of pumps are arranged to create a plurality of plasma regions, each plasma region being substantially similar, thereby creating a uniform plasma region across the substrate.

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Patent Owner(s)

  • LAM RESEARCH CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Benjamin, Neil Martin Paul Austin, US 28 510

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