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. 13, 2017

Filed:

Jul. 29, 2016
Applicant:

Movellus Circuits, Inc., Ann Arbor, MI (US);

Inventors:

Jeffrey Alan Fredenburg, Ann Arbor, MI (US);

Muhammad Faisal, Ann Arbor, MI (US);

David Michael Moore, Ann Arbor, MI (US);

Assignee:

Movellus Circuits, Inc., Ann Arbor, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/06 (2006.01); H03L 7/07 (2006.01); H03L 7/099 (2006.01); H03L 7/093 (2006.01); H03M 7/16 (2006.01);
U.S. Cl.
CPC ...
H03L 7/07 (2013.01); H03L 7/093 (2013.01); H03L 7/0998 (2013.01); H03M 7/16 (2013.01);
Abstract

A reconfigurable digital phase-locked loop integrated circuit is disclosed which is coupleable to a reference frequency generator to generate an input signal having a reference frequency. A representative embodiment of the reconfigurable digital phase-locked loop integrated circuit may include a first digital phase-locked loop circuit configured to generate a first signal having a first frequency which is an integer multiple of the reference frequency; and a second digital phase-locked loop circuit coupled to the first digital phase-locked loop, the second digital phase-locked loop configured to generate a second, output signal having a second output frequency in response to a plurality of configuration parameters, the second frequency having a configurable fractional offset from the integer multiple of the reference frequency, and to match a phase of the second output signal with a first signal phase.


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