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.

Patent No.:

US 9548751 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 17, 2017

Filed:

Aug. 07, 2015
Applicant:

Nxp B.v., Eindhoven, NL;

Inventor:
Assignee:

NXP B.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/23 (2006.01); H03L 7/07 (2006.01); H03L 7/099 (2006.01); H03L 7/22 (2006.01); H03L 7/18 (2006.01); H05B 6/00 (2006.01);
U.S. Cl.
CPC ...
H03L 7/235 (2013.01); H03L 7/07 (2013.01); H03L 7/099 (2013.01); H03L 7/18 (2013.01); H03L 7/22 (2013.01); H03L 7/23 (2013.01); H05B 6/00 (2013.01);
Abstract

An RF circuit for providing phase coherent signals, an RF heating apparatus comprising the RF circuit and a method for providing phase coherent signals in an RF circuit. The RF circuit has a first frequency synthesiser including a fractional-N phase locked loop and a second frequency synthesiser including an integer-N phase locked loop. An output of the first frequency synthesiser is connected to a phase frequency detector of the integer-N phase locked loop of the second frequency synthesiser via a synchronization signal divider for distributing a synchronization signal from the first frequency synthesiser to the second frequency synthesiser. The integer-N phase locked loop of the second frequency synthesiser comprises a frequency divider of the same modulus as the synchronization signal divider.


Find Patent Forward Citations

Tourret, Jean-Robert. (2017). Rf circuit (U.S. Patent No. 9548751). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9548751

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