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Patent Searching and Data


Title:
SINEWAVE INVERTER USING HYBRID REGULATOR
Document Type and Number:
WIPO Patent Application WO2004084388
Kind Code:
A3
Abstract:
A sinewave inverter for converting unstable DC voltage from a variable source (10) such as batteries, fuel cells, wind mills and the like into a distortionless sinusoidal AC voltage of constant amplitude and constant frequency is provided. This pure sinewave inverter with line and load regulated voltage is obtained by using a combination of a hyperbolic frequency modulator (20) with a sinusoidal pulsewidth modulator (21) in the inverter circuit.

Inventors:
CLAVEL ROBERT (CA)
Application Number:
PCT/CA2004/000352
Publication Date:
November 25, 2004
Filing Date:
March 08, 2004
Export Citation:
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Assignee:
PREC H2 INC (CA)
CLAVEL ROBERT (CA)
International Classes:
H02M7/538; H03K7/08; (IPC1-7): H02M7/42
Foreign References:
EP0821304A11998-01-28
US5357418A1994-10-18
US5625542A1997-04-29
US4924168A1990-05-08
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