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:
Nov. 03, 2020

Filed:

Sep. 26, 2019
Applicant:

Stmicroelectronics S.r.l., Agrate Brianza, IT;

Inventors:

Giuseppe Calcagno, Messina, IT;

Salvatore Difazio, Catania, IT;

Assignee:

STMICROELECTRONICS S.R.L., Agrate Brianza, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 1/00 (2006.01); H03K 3/00 (2006.01); H03K 3/012 (2006.01); H03K 5/04 (2006.01); H03K 17/687 (2006.01);
U.S. Cl.
CPC ...
H03K 3/012 (2013.01); H03K 5/04 (2013.01); H03K 17/687 (2013.01);
Abstract

A half buffer circuit includes a current source coupled to a first node, a ground connection coupled to a second node, a feedback capacitor coupled between the first node and an output of the half buffer circuit, a transconductor element comprising a first input/output, a second input/output, and a transconductor element control input, and a switch network coupled between the first node and the second node. The first input/output is coupled to the output of the half buffer circuit. The second input/output is coupled to a ground connection. The switch network includes a first switch coupled between the first node and the second node, a second switch coupled between the first node and the transconductor element control input, and a third switch coupled between the second node and the transconductor element control input.


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