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. 23, 2017

Filed:

Apr. 18, 2013
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventors:

Liang Qiao, Shanghai, CN;

Xinwei Guo, Folsom, CA (US);

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 5/14 (2006.01); H02M 3/07 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
G11C 5/147 (2013.01); H02M 3/07 (2013.01); H02M 2001/0025 (2013.01);
Abstract

Voltage control in integrated circuits include a first voltage divider coupled to receive a reference voltage and having an output providing an adjusted reference voltage; an operational amplifier having a first input coupled to receive the output of the first voltage divider, a second input coupled to receive a feedback voltage, and an output; a voltage generation circuit responsive to the output of the operational amplifier and having an output providing an output voltage; and a second voltage divider coupled to receive the output voltage and having an output providing the feedback voltage. The first voltage divider is responsive to first control signals to adjust a voltage level of the adjusted reference voltage. The second voltage divider is responsive to second control signals to adjust a voltage level of the feedback voltage.


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