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:
Apr. 19, 2022
Filed:
Oct. 06, 2020
Applicant:
Alliance Fiber Optic Products, Inc., Sunnyvale, CA (US);
Inventors:
Dong Gui, San Jose, CA (US);
Yao Li, Newark, CA (US);
Shudong Xiao, Fremont, CA (US);
Andy Fenglei Zhou, Fremont, CA (US);
Assignee:
Alliance Fiber Optic Products, Inc., Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/02 (2006.01); G02B 6/293 (2006.01); H04Q 11/00 (2006.01);
U.S. Cl.
CPC ...
H04Q 11/0005 (2013.01); H04J 14/0256 (2013.01); H04J 14/0263 (2013.01); H04Q 2011/0015 (2013.01); H04Q 2011/0016 (2013.01); H04Q 2011/0058 (2013.01);
Abstract
Disclosed herein are multi-layer wavelength-division multiplexing (WDM) devices that include a first optical signal router to route first demultiplexed signals from a common layer to a first channel layer and a second optical signal router to route second demultiplexed signals from the common layer to a second channel layer.