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. 28, 2017
Filed:
Dec. 19, 2014
Applicant:
Synopsys, Inc., Mountain View, CA (US);
Inventor:
Basannagouda Somanath Reddy, Cupertino, CA (US);
Assignee:
Synopsys, Inc., Mountain View, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/018 (2006.01); H03K 19/0185 (2006.01);
U.S. Cl.
CPC ...
H03K 19/018507 (2013.01);
Abstract
A circuit is disclosed. The circuit includes an output driver with a pull-up device, and a pull-down device. The circuit also includes a pre-driver, configured to generate a first signal for the pull-up device and to generate a second signal for the pull-down device, a first positive feedback circuit configured to increase the slew rate of the first signal in response to a transition in the second signal, and a second positive feedback circuit configured to increase the slew rate of the second signal in response to a transition in the first signal.