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:
Jul. 25, 2023

Filed:

Jan. 27, 2022
Applicant:

Nanya Technology Corporation, New Taipei, TW;

Inventor:

Chang-Ting Wu, Hsinchu County, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/00 (2006.01); H03K 19/017 (2006.01); H03K 19/0185 (2006.01);
U.S. Cl.
CPC ...
H03K 19/01721 (2013.01); H03K 19/0005 (2013.01); H03K 19/018585 (2013.01);
Abstract

The off-chip driving (OCD) device includes a signal transition detector, a front-end driver, a first main driver, a second main driver, a first resistance provider and a second resistance provider. The signal transition detector is used to detect a transition status of an input signal to generate decision information. The front-end driver generates control signals according to the decision information, and generates driving signals according to the input signal. The first main driver and the second main driver generate an output signal to a pad according to the driving signals. The first resistance provider adjusts a first resistance between the first main driver and the pad according to a first control signal. The second resistance provider adjusts a second resistance between the second main driver and the pad according to a second control signal.


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