Electric power conversion systems – Frequency conversion without intermediate conversion to d.c. – By semiconductor converter
Reexamination Certificate
2008-03-04
2008-03-04
Vu, Bao Q. (Department: 2838)
Electric power conversion systems
Frequency conversion without intermediate conversion to d.c.
By semiconductor converter
C363S164000, C329S325000, C329S321000
Reexamination Certificate
active
10999626
ABSTRACT:
The present invention comprises systems and methods for electrical power regulation and distribution. In an embodiment, a system includes a modulator coupled to the source that receives an unregulated output waveform and is operable to produce a first composite waveform, and a mixing unit that is operable to generate a second composite waveform by introducing a frequency modulated component into the first composite waveform. A demodulator is coupled to the mixing unit that demodulates the second composite waveform to generate a third composite waveform. A filter network is coupled to the demodulator that is configured to select a desired spectral portion of the third composite waveform.
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PCT International Search Report and Written Opinion for Application No. PCT/US2005/042717, dated Nov. 14, 2006, 20 pages.
Bennett David D.
York Douglas S.
Behm Harry
Lee & Hayes PLLC
The Boeing Company
Vu Bao Q.
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