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.

Date of Patent:
Feb. 02, 2016

Filed:

Mar. 12, 2013
Applicant:

Cirrus Logic, Inc., Austin, TX (US);

Inventors:

Dan Shen, Austin, TX (US);

Lingli Zhang, Austin, TX (US);

Johann Gaboriau, Austin, TX (US);

Assignee:

Cirrus Logic, Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 3/00 (2006.01); H03K 17/16 (2006.01);
U.S. Cl.
CPC ...
H03K 17/165 (2013.01);
Abstract

In accordance with embodiments of the present disclosure, an apparatus may include an input for indicating a characteristic of an output load current of a switched output stage comprising at least one driver device and a predriver circuit coupled to the input and a gate terminal of the at least one driver device, the predriver circuit for driving an input voltage signal to the gate terminal and configured to select an effective impedance of the gate terminal based on the input for indicating the output load current. In accordance with these and other embodiments of the disclosure, a method may include receiving an input for indicating a characteristic of an output load current of a switched output stage comprising at least one driver device and selecting an effective impedance of a gate terminal of the at least one driver device based on the input for indicating the output load current.


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