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. 11, 2021

Filed:

Jun. 20, 2019
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Mateo Bassi, Villach, AT;

Fabio Padovan, Villach, AT;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/099 (2006.01); H03K 3/03 (2006.01); H03L 7/24 (2006.01); H03B 19/14 (2006.01);
U.S. Cl.
CPC ...
H03L 7/0996 (2013.01); H03B 19/14 (2013.01); H03K 3/0315 (2013.01); H03L 7/24 (2013.01);
Abstract

A frequency multiplier comprises a phase generator configured to receive an oscillation signal and to provide at phase generator outputs versions of the oscillation signal, which are phase-shifted with respect to each other. An injection-locked ring oscillator comprises a plurality of stages, wherein each of the phase generator outputs is coupled to a different stage of the plurality of stages for multi-point injection. A combiner combines output signals of the plurality of stages of the injection-locked ring oscillator into a signal having a frequency which is a multiple of a frequency of the oscillation signal.


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