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:
Oct. 29, 2013

Filed:

Oct. 07, 2008
Applicant:

Yoshinobu Takeyama, Kawasaki, JP;

Inventor:

Yoshinobu Takeyama, Kawasaki, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/12 (2006.01); G06F 3/00 (2006.01); G06F 13/28 (2006.01); G03G 15/00 (2006.01); G03G 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus that can reduce the number of signal lines that can respond to interrupt processing by conducting I/O control that can acquire irregularly generated sensor detection signals. Identification control means of the image forming apparatus uses the data line in the period other than when conducting identification control of the detection means or the drive means to acquire the data of the specified detection means as valid data. Delay of the detection response time to irregularly generated signals can be minimized by using the data line other than when conducting identification control of the detection means or the drive means to acquire irregularly generated detection signals.


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