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.:
Date of Patent:
Oct. 14, 2014
Filed:
Mar. 30, 2012
Applicants:
Hiromitsu Itamoto, Tokyo, JP;
Norio Okada, Tokyo, JP;
Inventors:
Hiromitsu Itamoto, Tokyo, JP;
Norio Okada, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/08 (2006.01); H04B 10/69 (2013.01);
U.S. Cl.
CPC ...
H04B 10/691 (2013.01); H04B 10/693 (2013.01);
Abstract
An optical detecting device includes a light-detecting element for outputting an electrical signal, a pre-amplifier for amplifying the electrical signal, a signal line connected to an output of the pre-amplifier, and a resistor and a capacitor connected in series between the signal line and GND.