The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 24, 2004

Filed:

Jul. 29, 2002
Applicant:
Inventors:

Tomomi Ino, Yokohama, JP;

Akira Soga, Yokohama, JP;

Yoshiaki Akama, Tokyo, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/166 ; G01R 3/126 ;
U.S. Cl.
CPC ...
H01L 2/166 ; G01R 3/126 ;
Abstract

A temperature measuring apparatus, comprises a light splitting section for splitting the light radiated from a substrate into plural light components having wavelengths over a predetermined wavelength region, a detection section for detecting the intensities of the light components obtained by the light splitting section, an integrated value calculating section for calculating an integrated value of radiation intensity by cumulatively adding the intensities of the light components detected by the detecting section, and a surface temperature calculating section for calculating the surface temperature of the substrate from the integrated value, on the basis of reference data representing the relation between the temperature and the integrated value.


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