TEMPERATURE CONTROL METHOD, METHOD OF OBTAINING A TEMPERATURE CORRECTION VALUE, METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE AND SUBSTRATE TREATMENT APPARATUS
Patent №
US 8,380,360
Granted
2013-02-19
Filed 2008
Owner
HITACHI KOKUSAI ELECTRIC INC.
Lab
—
AI components
1
hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
12232007
In a temperature control method in which a target temperature is given in a thermal treatment furnace and plural heaters are controlled according to the target temperature, the correlation of the each heater and plural profile temperature sensors provided in the thermal treatment furnace is determined, a virtual temperature is calculated on the basis of the detection temperature of each profile temperature sensor and a weighting factor calculated from the correlation, and the each heater is controlled so that the virtual temperature is coincident with the target temperature.
AI classification
Ownership
HITACHI KOKUSAI ELECTRIC INC.
assignment · 215640446
Assignors
YAMAGUCHI, HIDETO
On an employer assignment, the assignors are typically the inventors.