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:
Aug. 03, 2010
Filed:
Dec. 27, 2006
Hisaya Sakamoto, Kawasaki, JP;
Toru Yamazaki, Kawasaki, JP;
Yoshito Anazawa, Kawasaki, JP;
Hiroshi Kuzukami, Kawasaki, JP;
Hisaya Sakamoto, Kawasaki, JP;
Toru Yamazaki, Kawasaki, JP;
Yoshito Anazawa, Kawasaki, JP;
Hiroshi Kuzukami, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A signal processing apparatus sets a discrimination level most suitably, regardless of whether the apparatus is in the minimum receiving system or the maximum receiving system. The apparatus comprises a light receiving unit converting input signal light to an electric signal, and a level detecting unit for detecting a high level component and a low level component of the electric signal from the light receiving unit, along with peak levels on a high-side and a low-side of the electric signal.