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:
Sep. 22, 2015

Filed:

Oct. 24, 2013
Applicants:

Solon Jose Spiegel, Tel Aviv, IL;

Lior Blanka, Rosh Haayin, IL;

Inventors:

Solon Jose Spiegel, Tel Aviv, IL;

Lior Blanka, Rosh Haayin, IL;

Assignee:

DSP GROUP LTD., Herzeliya, IL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01); H03F 1/56 (2006.01); H03F 3/21 (2006.01); H03F 3/24 (2006.01);
U.S. Cl.
CPC ...
H03F 1/565 (2013.01); H03F 3/211 (2013.01); H03F 3/245 (2013.01); H03F 2200/387 (2013.01); H03F 2200/391 (2013.01); H03F 2200/541 (2013.01);
Abstract

A system that includes an amplification circuit; a resonant circuit that is arranged to receive the amplified signal and to output an resonant circuit output signal; wherein the resonant circuit comprises a continually tuned variable capacitor; a transformer that is arranged to receive the resonant circuit output signal and to output a transformer output signal; a coupler that is arranged to sample the transformer output signal and a reflected signal and to output a first signal that represents the transformer output signal and a second signal that represents a reflected signal; a detector that is arranged to receive the first and second signals and to output an impedance indicative signal a control circuit that is arranged to generate the resonant circuit tuning signal in response to the impedance indicative signal and for compensating for the impedance mismatch.


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