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:
Dec. 24, 2002
Filed:
May. 25, 1999
Applicant:
Inventor:
Hirotaka Morita, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 1/402 ;
U.S. Cl.
CPC ...
H04J 1/402 ;
Abstract
A wavelength division multiplexing transmission device includes a multiplexer part which multiplexes a plurality of first signals having a first bit rate and different wavelengths into a second signal having a second bit rate higher than the first bit rate and inserts wavelength data information concerning the different wavelengths into the second signal.