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:
Jul. 29, 2003
Filed:
Aug. 17, 1999
Applicant:
Inventor:
Masayuki Nakano, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/004 ;
U.S. Cl.
CPC ...
H04B 1/004 ;
Abstract
An optical transmitter includes a light-emitting diode, a drive circuit for outputting a light signal while driving the light-emitting diode which is connected between two electrodes of an anode and a cathode of the light-emitting diode, a voltage applying terminal for a light-emitting diode which is arranged on a package on which the light-emitting diode and the drive circuit are mounted, for applying a voltage to one electrode of the light-emitting diode, and a current supplying terminal for screening a light-emitting diode and arranged on the package for applying a current to the other electrode of the light-emitting diode at a time of screening the light-emitting diode.