Methods and systems for monitoring and controlling silicon rod temperature

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United States of America Patent

PATENT NO 9115423
SERIAL NO

13543226

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Abstract

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Systems and methods are disclosed for monitoring and controlling silicon rod temperature. One example is a method of monitoring a surface temperature of at least one silicon rod in a chemical vapor deposition (CVD) reactor during a CVD process. The method includes capturing an image of an interior of the CVD reactor. The image includes a silicon rod. The image is scanned to identify a left edge of the silicon rod and a right edge of the silicon rod. A target area is identified midway between the left edge and the right edge. A temperature of the silicon rod in the target area is determined.

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Patent Owner(s)

Patent OwnerAddress
GLOBALWAFERS CO LTDNO 8 INDUSTRIAL EAST ROAD 2 SCIENCE-BASED INDUSTRIAL PARK HSINCHU

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rigon, Enrico Merano, IT 3 0

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