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:
Jun. 21, 2022

Filed:

Apr. 14, 2020
Applicant:

United Microelectronics Corp., Hsin-Chu, TW;

Inventors:

Kun-Yuan Wu, Kaohsiung, TW;

Wei-Jen Wang, Tainan, TW;

Chien-Fu Chen, Miaoli County, TW;

Chen-Hsien Hsu, Hsinchu County, TW;

Yuan-Hui Chen, Hsinchu, TW;

Cheng-Yang Tsai, Kaohsiung, TW;

Ruei-Yau Chen, Pingtung County, TW;

Cheng-Tsung Ku, Taichung, TW;

Zhi-Hong Huang, Tainan, TW;

Yu-Lin Chen, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/13 (2014.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H03K 5/13 (2013.01); H03K 2005/00019 (2013.01); H03K 2005/00195 (2013.01);
Abstract

A delay cell includes a cascode transistor and an inverter. The cascode transistor is used to receive a control voltage to generate a bias current, and includes a source terminal, a drain terminal, and a gate terminal receiving the control voltage. The inverter is coupled to the cascode transistor and used to generate an output signal according to the bias current in response to an input signal.


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