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Class Information
Number: 363/133
Name: Electric power conversion systems > Current conversion > Using semiconductor-type converter > In transistor inverter systems > Double ended (i.e., push-pull) type
Description: Subject matter wherein the inverter includes two transistors which alternately and periodically couple the source to opposite terminals of a center-tapped primary winding of a power transformer.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7554823 |
Controller IC, DC-AC conversion apparatus, and parallel running system of DC-AC conversion apparatuses |
Jun. 30, 2009 |
| 7463500 |
Monopolar DC to bipolar DC to AC converter |
Dec. 9, 2008 |
| 7423890 |
Push-pull converter, in particular for driving cold-cathode fluorescent lamps |
Sep. 9, 2008 |
| 7405544 |
Voltage regulating circuit for uninterruptible power supply |
Jul. 29, 2008 |
| 7271546 |
Lighting device for dielectric barrier discharge lamp |
Sep. 18, 2007 |
| 7254048 |
Power supply capable of AC and DC input utilizing winding of transformer as boost inductor |
Aug. 7, 2007 |
| 7248488 |
DC-AC converter, and method for supplying AC power |
Jul. 24, 2007 |
| 7193867 |
DC converter |
Mar. 20, 2007 |
| 7193868 |
Switching power supply circuit |
Mar. 20, 2007 |
| 7173380 |
Push-pull driver with null-short feature |
Feb. 6, 2007 |
| 7148659 |
Programmable AC/DC power supply |
Dec. 12, 2006 |
| 7126831 |
DC-AC converter, and method for supplying AC power |
Oct. 24, 2006 |
| 7088601 |
Power conversion apparatus and methods using DC bus shifting |
Aug. 8, 2006 |
| 7046526 |
DC-AC converter, and method for supplying AC power |
May. 16, 2006 |
| 7016209 |
Single stage AC/DC converter with piezo transformer |
Mar. 21, 2006 |
| 6967852 |
Power converter with dynamic current limiting |
Nov. 22, 2005 |
| 6963497 |
Power converter with an inductor input and switched capacitor outputs |
Nov. 8, 2005 |
| 6807072 |
Electric power conversion device with push-pull circuitry |
Oct. 19, 2004 |
| 6754091 |
Pulse width modulated push-pull driven parallel resonant converter with active free-wheel |
Jun. 22, 2004 |
| 6744643 |
Push-pull booster circuit with a pair of inductors for coupling |
Jun. 1, 2004 |
| 6584000 |
Electronic stabilizer |
Jun. 24, 2003 |
| 6567281 |
Individual or distributed non-saturating magnetic element(s) power converters and multi-stage converters |
May. 20, 2003 |
| 6534949 |
Motor drive converter and method with neutral point drift compensation |
Mar. 18, 2003 |
| 6518711 |
Halogen lamp electronic transformer |
Feb. 11, 2003 |
| 6472827 |
Parallel-resonant inverter-type fluorescent lamp ballast |
Oct. 29, 2002 |
| 6466457 |
Two switch wide range converter |
Oct. 15, 2002 |
| 6462966 |
Power supply circuit and method |
Oct. 8, 2002 |
| 6349048 |
Voltage converter circuit having a self-oscillating half-bridge structure |
Feb. 19, 2002 |
| 6324080 |
Method and apparatus for energy conversion utilizing circuit phase and time variables |
Nov. 27, 2001 |
| 6314006 |
DC/DC converter |
Nov. 6, 2001 |
| 6288913 |
High voltage power supply allowing transformers to be run in parallel for higher output power |
Sep. 11, 2001 |
| 6285173 |
Method to switch MOSFETs using recycled, parasitic energy |
Sep. 4, 2001 |
| 6272026 |
Pseudo push-pull DC:DC power converter topology |
Aug. 7, 2001 |
| 6272025 |
Individual for distributed non-saturated magnetic element(s) (referenced herein as NSME) power converters |
Aug. 7, 2001 |
| 6266254 |
Switching power circuit |
Jul. 24, 2001 |
| 6262898 |
Circuit for driving a switching transistor |
Jul. 17, 2001 |
| 6222751 |
Driver circuit for a polyphase DC motor with minimized voltage spikes |
Apr. 24, 2001 |
| 6215680 |
Circuit for obtaining a wide dimming ratio from a royer inverter |
Apr. 10, 2001 |
| 6181580 |
Single-supply gridding and biasing circuitry |
Jan. 30, 2001 |
| 6169668 |
Zero voltage switching isolated boost converters |
Jan. 2, 2001 |
| 6151226 |
Four quadrant power conversion topology |
Nov. 21, 2000 |
| 6147887 |
Inverter utilizing a bootstrap method |
Nov. 14, 2000 |
| 6055162 |
Self-oscillating DC-DC converter apparatus and method especially adaptable for VHF operation |
Apr. 25, 2000 |
| 6038156 |
Power inverter with improved heat sink configuration |
Mar. 14, 2000 |
| 6021052 |
DC/AC power converter |
Feb. 1, 2000 |
| 6005779 |
Rectification and inversion circuits |
Dec. 21, 1999 |
| 5995381 |
Pulse width modulation controlled switching regulator |
Nov. 30, 1999 |
| 5982644 |
Voltage boost circuit for a high voltage converter |
Nov. 9, 1999 |
| 5963443 |
Power circuit for driving a capacitive load |
Oct. 5, 1999 |
| 5933335 |
Compact solid state klystron power supply |
Aug. 3, 1999 |
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