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:
May. 30, 2017

Filed:

May. 05, 2016
Applicant:

Stmicroelectronics S.r.l., Agrate Brianza, IT;

Inventors:

Lorenzo Iotti, Pavia, IT;

Andrea Mazzanti, Modena, IT;

Andrea Pallotta, Rho, IT;

Francesco Svelto, Pavia, IT;

Assignee:

STMicroelectronics S.r.l., Agrate Brianza, IT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/12 (2006.01); H03B 27/00 (2006.01); H03B 1/00 (2006.01);
U.S. Cl.
CPC ...
H03B 5/1206 (2013.01); H03B 1/00 (2013.01); H03B 5/124 (2013.01); H03B 27/00 (2013.01);
Abstract

An oscillator has an oscillator output emitting an oscillating signal. The oscillator includes oscillator cores which each have a same circuit topology. A set of configuration switches couple a selected number of oscillator cores in parallel to generate the oscillating signal. The oscillator cores are arranged with a symmetry around a central axis. The planar inductors of the oscillator cores are arranged in a petal-like pattern with the planar inductors forming the petals of the petal-like pattern. The selected coupling of the oscillator cores in made in response to a selected phase noise threshold of a modulation device which receives the oscillating signal.


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