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:
Jan. 24, 2017
Filed:
Dec. 08, 2014
Applicant:
Lattice Semiconductor Corporation, Portland, OR (US);
Inventors:
Joohong Choi, Stanford, CA (US);
Kihong Kim, San Jose, CA (US);
Gyudong Kim, Sunnyvale, CA (US);
Chandlee B. Harrell, Los Altos, CA (US);
Assignee:
Lattice Semiconductor Corporation, Portland, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/20 (2006.01);
U.S. Cl.
CPC ...
H04B 3/20 (2013.01);
Abstract
A device converts between electrical duplex and optical signals. In one embodiment, such a device includes an echo cancellation circuit that reduces the echo from an incoming optical signal.