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:
Nov. 24, 2015
Filed:
Apr. 23, 2013
Applicant:
Lattice Semiconductor Corporation, Hillsboro, OR (US);
Inventors:
Vinh Ho, Milpitas, CA (US);
Hamid Ghezel, Santa Cruz, CA (US);
Assignee:
Lattice Semiconductor Corporation, Portland, OR (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03M 1/34 (2006.01); H04L 12/801 (2013.01); G11C 11/413 (2006.01); H04L 25/02 (2006.01); H04L 12/24 (2006.01); G01R 31/3185 (2006.01); H03M 1/00 (2006.01); H01L 23/498 (2006.01); H01L 23/50 (2006.01);
U.S. Cl.
CPC ...
H03M 1/34 (2013.01); G01R 31/318597 (2013.01); G11C 11/413 (2013.01); H01L 23/49838 (2013.01); H03M 1/001 (2013.01); H04L 25/0262 (2013.01); H04L 41/0806 (2013.01); H04L 47/10 (2013.01); H01L 23/49816 (2013.01); H01L 23/49822 (2013.01); H01L 23/50 (2013.01); H01L 2224/16225 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/73204 (2013.01); H01L 2924/13091 (2013.01); H01L 2924/15311 (2013.01);
Abstract
In one embodiment, a loss-of-signal detector is provided that is immune to variations in common mode voltage for a received differential input signal. The loss-of-signal detector is configured is to use a reference voltage that depends upon the common mode voltage.