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:
May. 08, 2018

Filed:

Jan. 29, 2015
Applicant:

Semiconductor Components Industries, Llc, Phoenix, AZ (US);

Inventor:

Takashi Tokano, Kumagaya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/183 (2006.01); H03F 1/26 (2006.01);
U.S. Cl.
CPC ...
H03F 3/183 (2013.01); H03F 1/26 (2013.01); H03F 2200/03 (2013.01); H03F 2200/372 (2013.01); H03F 2200/411 (2013.01);
Abstract

In accordance with an embodiment, an amplification circuit includes an amplifier connected to a filter, wherein the amplifier has an input and an output and the filter has an input connected to the output of the amplifier. The amplification circuit includes a comparator that has an input connected to the output of the filter and an input coupled for receiving a reference voltage. The output of the comparator is connected to the input of the amplification circuit. In accordance with another embodiment, a method for generating an output signal is provided that includes generating an amplified signal by amplifying a signal that has an input portion and a feedback portion. A comparison signal is generated in response to comparing the signal with a reference signal and the comparison signal is used to set the output voltage to be substantially equal to the reference voltage.


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