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. 07, 2023

Filed:

Nov. 08, 2022
Applicant:

Cadence Design Systems, Inc., San Jose, CA (US);

Inventors:

Alberto Baldisserotto, Cary, NC (US);

Aida Varzaghani, San Jose, CA (US);

Assignee:

Cadence Design Systems, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/04 (2006.01); H03L 7/099 (2006.01); H03L 1/00 (2006.01); H03L 1/02 (2006.01);
U.S. Cl.
CPC ...
H03B 5/04 (2013.01); H03L 1/00 (2013.01); H03L 1/02 (2013.01); H03L 7/099 (2013.01);
Abstract

Aspects of the present disclosure include systems and methods for temperature adaptive voltage controlled oscillators. In one example, a voltage controlled oscillator includes a cross junction circuit electrically coupled to a temperature dependent input current, and an inductor circuit electrically coupled to the cross junction circuit. The voltage controlled oscillator additionally includes a capacitor bank circuit electrically coupled to the inductor circuit, and an input node that receives a control voltage. The voltage controlled oscillator further includes an output node configured to provide an oscillation frequency output, wherein the oscillation frequency output is controlled by the control voltage.


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