Circuit arrangement

Details Circuit arrangement Circuit arrangement

2008-04-29

2008-04-29

Laxton, Gary L. (Department: 2838)

Electric power conversion systems

Current conversion

With condition responsive means to control the output...

C323S285000

Reexamination Certificate

active

07365999

ABSTRACT:
In an up-converter supplied by the mains supply and operating in the critical mode, the on-time of the switching element (2) is modulated so that it is increased in the vicinity of the zero crossings of the mains supply voltage. As a result the THD is lowered.

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patent: 6104172 (2000-08-01), Josephs et al.
patent: 6191564 (2001-02-01), Mao
patent: 3445501 (1986-06-01), None
patent: 1018798 (2000-07-01), None
patent: 2147159 (1985-05-01), None
ISR, Written Opinion of the International Searching Authority PCT/IB2004/050761.

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