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:
Sep. 17, 2019
Filed:
Jul. 12, 2017
Applicant:
Xilinx, Inc., San Jose, CA (US);
Inventors:
Edward Cullen, Naas, IE;
Ionut C. Cical, Saggart, IE;
Assignee:
Xilinx, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/00 (2006.01); H03K 19/177 (2006.01);
U.S. Cl.
CPC ...
H03K 19/0005 (2013.01); H03K 19/1776 (2013.01);
Abstract
A circuit for extending the bandwidth of a termination block is described. The circuit comprises an I/O contact configured to receive an input signal; and a termination circuit coupled to the I/O contact, wherein the termination circuit comprises a plurality of trim legs coupled between a power supply and the I/O contact, each trim leg having a switch to control the impedance in the trim leg.