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:
Mar. 04, 2014
Filed:
Mar. 21, 2012
Applicant:
Tsugio Takahashi, Minato-ku, JP;
Inventor:
Tsugio Takahashi, Minato-ku, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2013.01); H04B 10/40 (2013.01);
U.S. Cl.
CPC ...
H04B 10/40 (2013.01);
Abstract
An optical receiving apparatus with frame synchronization technology which makes it easy to activate a frame synchronization established state even if bit errors are produced over a transmission link. The apparatus includes: an optoelectrical converting circuit; a pre-stage synchronizing word detecting circuit; a decoder; a post-stage frame synchronization detecting circuit; and a receiver frame synchronization display output circuit.