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:
May. 07, 2019
Filed:
Aug. 10, 2018
Applicant:
Inphi Corporation, Santa Clara, CA (US);
Inventors:
Simon Forey, Northamptonshire, GB;
Rajasekhar Nagulapalli, Northampton, GB;
Parmanand Mishra, Cupertino, CA (US);
Assignee:
INPHI CORPORATION, Santa Clara, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/00 (2006.01); H04L 25/02 (2006.01); H04L 25/03 (2006.01); H04B 1/18 (2006.01); H04L 1/20 (2006.01);
U.S. Cl.
CPC ...
H04L 25/0278 (2013.01); H04L 25/0292 (2013.01); H04L 25/03878 (2013.01); H04B 1/18 (2013.01); H04L 1/20 (2013.01);
Abstract
The present invention is directed to communication systems and electrical circuits. According to an embodiment, an input termination circuit includes a first attenuation resistor and a second attenuation resistor. The resistance values of these two resistors are adjusted in opposite directions to maintain a stable output impedance. There are other embodiments as well.