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:
Sep. 15, 2026

Filed:

Jul. 19, 2023
Applicant:

SK Hynix Inc., Icheon-si, KR;

Inventor:

Ji Hee Han, Icheon-si, KR;

Assignee:

SK hynix Inc., Icheon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2007.01); H02M 3/156 (2006.01);
U.S. Cl.
CPC ...
H02M 1/0003 (2021.05); H02M 3/156 (2013.01);
Abstract

An electronic device includes a synthetic voltage generation circuit configured to generate a synthetic voltage by synthesizing a supply voltage a voltage level of which is changed in response to a change in a voltage level of a first external voltage and an upper limit reference voltage a voltage level of which is set in response to a first selection signal and a second selection signal that are generated by detecting a process, voltage, and temperature (PVT) variation, and an internal voltage generation circuit configured to, based on the synthetic voltage, generate an internal voltage that is used as a body voltage of a transistor included in an internal circuit.


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