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. 11, 2025

Filed:

Oct. 25, 2023
Applicant:

Nanya Technology Corporation, New Taipei, TW;

Inventor:

Chang-Ting Wu, Hsinchu County, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/017 (2006.01); G06F 13/40 (2006.01);
U.S. Cl.
CPC ...
H03K 19/01721 (2013.01); G06F 13/40 (2013.01);
Abstract

An off-chip driver (OCD), a pull-up driver of the OCD and the pull-down driver of the OCD are provided. The pull-up driver includes a main current source circuit and a main base circuit. The main current source circuit is connected between a connecting pad and a high reference voltage. The main current source circuit provides a main current value in response to a main control signal. The matching resistance value is associated with the main current value. The main base circuit is connected to the main current source circuit in parallel, and determines a base value of the matching resistance value.


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