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:
Jul. 04, 2017

Filed:

Jul. 29, 2016
Applicant:

Enphase Energy, Inc., Petaluma, CA (US);

Inventors:

Martin Fornage, Petaluma, CA (US);

Jianzhong Huang, San Jose, CA (US);

Fenghua Liu, Portland, OR (US);

Kennan Laudel, San Jose, CA (US);

Stephen Pope, Berkeley, CA (US);

Assignee:

Enphase Energy, Inc., Petaluma, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/54 (2006.01); H04B 3/56 (2006.01);
U.S. Cl.
CPC ...
H04B 3/544 (2013.01); H04B 3/54 (2013.01); H04B 3/56 (2013.01); H04B 2203/5466 (2013.01); H04B 2203/5491 (2013.01);
Abstract

Method and apparatus for generating a power line communication (PLC) signal. In one embodiment, the method comprises generating a first modulation signal based on at least one data stream; modulating a first carrier signal by the first modulation signal to generate a first signal; generating a second signal by performing a phase shift based on the first signal; and coupling a balanced three-phase PLC signal comprising the first signal, the second signal and a third signal to a three-phase power line.


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