Power Supplies Patents 1997-1998 Brought to you by SMPS Power Supplies


1998 - USA

Number

Title

Inventor Assignee Comments
5,719,756 Forward converter with an inductor coupled to a transformer winding Fitzgerald Thomson Cons …  
5,731,694 Control circuit and method for maintaining high efficiency over broard current … Wilcox et al. Linear Technology  
5,742,151 Input current shaping technique and low pin count for pfc-pwm boost converter Hwang Micro Linear  
5,757,635 Power factor correction circuit and circuit therefor having sense-FET and boost … Seong Samsung  

1997 - USA

Number

Title

Inventor Assignee Comments
5,594,629 High-frequency switching circuits operable in a natural zero-voltage switching … Steigerwald GE  
5,604,425 Power limiting regulator Smith Thomson  
5,610,502 Boost power supply with clock period compensation Tallant et al. Delco  
5,612,609 Continuous conduction mode switching power supply with improved power … Choi Samsung  
5,612,862 Method and circuitry for controlling current reset characteristics of a magnetic … Marusik et al. Alcatel  
5,615,094 Non-dissipative snubber circuit for a switched mode power supply Cosentino et al. PCP  
5,633,791 Double modulation converter Poon et al. None  
5,646,833 Apparatus and method for deriving power for switching a switch from voltage … Gaudreau Diversified Tech…  
5,654,626 Boost-converter with low losses Karlsson Ericsson  
5,684,426 GTO gate driver circuits for snubbered and zero voltage soft switching converters De Doncker et al. GE  


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