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:
Dec. 15, 2020

Filed:

Jul. 16, 2020
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Fahmy Mohammed Eid, Munich, DE;

Jerome Casters, Munich, DE;

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/0948 (2006.01); H04L 13/18 (2006.01); H03K 19/00 (2006.01);
U.S. Cl.
CPC ...
H03K 19/0948 (2013.01); H03K 19/0027 (2013.01); H04L 13/18 (2013.01);
Abstract

Embodiments relate to a circuitry for digital data communication. The circuitry includes an inverter circuit connected between an input node and an output node. The inverter circuit has core circuits each of which includes a complementary metal-oxide-semiconductor (CMOS) transistor of a first type and a CMOS transistor of a second type having a first common gate node connected to the input node and a first common drain node connected to the output node. The circuitry further includes another inverter circuit of a switching threshold voltage different than that of the inverter circuit and connected between the input node and the output node. The other inverter circuit has core circuits each of which includes a CMOS transistor of a third type and a CMOS transistor of a fourth type having a second common gate node connected to the input node and a second common drain node connected to the output node.


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