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.

Patent No.:

US 7777554 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 17, 2010

Filed:

Jul. 06, 2007
Applicant:

Yasutoshi Hirano, Osaka, JP;

Inventor:

Yasutoshi Hirano, Osaka, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 35/00 (2006.01); H01L 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A temperature detector includes a plurality of temperature sensors each configured to generate a voltage signal in accordance with sensed temperature and output the voltage signal, a plurality of storage circuits corresponding to the respective temperature sensors and each configured to store a signal level input to the storage circuit and output the stored signal level in response to a control signal, and a control circuit configured to exclusively select one of the voltage signals output from the respective temperature sensors, compare the selected voltage signal with a predetermined reference voltage, and store the selected voltage signal into the corresponding storage circuit sequentially in response to the control signal.


Find Patent Forward Citations

Hirano, Yasutoshi. (2010). Method and apparatus for detecting temperatures of a plurality of circuits and controlling operations based on the detected temperatures (U.S. Patent No. 7777554). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7777554

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