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. 21, 2023

Filed:

Dec. 17, 2021
Applicant:

Xilinx, Inc., San Jose, CA (US);

Inventors:

Shaojun Ma, San Jose, CA (US);

Chi Fung Poon, Sunnyvale, CA (US);

Assignee:

XILINX, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03L 7/099 (2006.01); G06F 1/06 (2006.01); H03K 17/687 (2006.01);
U.S. Cl.
CPC ...
H03L 7/0995 (2013.01); G06F 1/06 (2013.01); H03K 17/6872 (2013.01); H03K 17/6874 (2013.01);
Abstract

A multiplication injection locked oscillator (MIILO) circuitry includes a ring injection locked oscillator (ILO) circuitry that outputs clock signals, a first switching circuitry and a second switching circuitry. The ring ILO circuitry includes a first path having first delay stages, and a second path having a second delay stages. The first switching circuitry is connected to the first path and a voltage supply node. The first switching circuitry receives a first control signal and a second control signal and selectively connects the voltage supply node to the first path. The second switching circuitry is connected to the second path and a reference voltage node. The second switching circuitry receives the first control signal and the second control signal and selectively connects the reference voltage node to the second path.


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