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Class Information
Number: 363/18
Name: Electric power conversion systems > Current conversion > Including d.c.-a.c.-d.c. converter > Having transistorized inverter > Single-ended, self-oscillating type
Description: Subject matter in which one transistor switch means automatically operates to consecutively and periodically couple the source to an inductive device.










Sub-classes under this class:

Class Number Class Name Patents
363/19 With automatic control of the magnitude of output voltage or current 318


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8625314 Switching power supply apparatus Jan. 7, 2014
8625312 Asymmetric switch forward converter Jan. 7, 2014
8611110 Switching power supply apparatus Dec. 17, 2013
8611108 Electronic circuit control element with tap element Dec. 17, 2013
8582325 Flyback converter with forward converter reset clamp Nov. 12, 2013
8581515 Light emitting diode driver Nov. 12, 2013
8477515 Method and apparatus to limit maximum switch current in a switching power supply Jul. 2, 2013
8456870 Power supply and image forming device having the same Jun. 4, 2013
8441815 Asymmetric switch forward converter May. 14, 2013
8441811 AC-DC converter May. 14, 2013
8437151 Self-excited switching power supply circuit May. 7, 2013
8427848 Variable time clamp for a power supply controller Apr. 23, 2013
8416586 Flyback converter with forward converter reset clamp Apr. 9, 2013
8416585 Power system with shared clamp reset Apr. 9, 2013
8395911 Circuit configuration for operating a household appliance Mar. 12, 2013
8339809 Switching power supply device Dec. 25, 2012
8331110 Switching capacitor--PWM power converter Dec. 11, 2012
8325498 Method and apparatus to limit maximum switch current in a switching power supply Dec. 4, 2012
8325497 High voltage synchronous rectifier controller Dec. 4, 2012
8279628 Audible noise suppression in a resonant switching power converter Oct. 2, 2012
8279630 Continuous conduction mode power factor correction circuit with reduced sensing requirements Oct. 2, 2012
8279636 Flyback converter with forward converter reset clamp Oct. 2, 2012
8264858 Electronic circuit control element with tap element Sep. 11, 2012
8174852 Asymmetric switch forward converter May. 8, 2012
8144484 Electronic circuit control element with tap element Mar. 27, 2012
8089781 Method and apparatus to limit maximum switch current in a switching power supply Jan. 3, 2012
8077487 Using output drop detection pulses to achieve fast transient response from a low-power mode Dec. 13, 2011
8059429 Using output drop detection pulses to achieve fast transient response from a low-power mode Nov. 15, 2011
8045348 Switching mode power supply controller with high voltage startup circuits Oct. 25, 2011
8035997 Control arrangement and circuit arrangement for converting a DC voltage into a rectified voltage Oct. 11, 2011
8014174 Image forming apparatus Sep. 6, 2011
8000113 Efficient power regulation for class-E amplifiers Aug. 16, 2011
7995360 Power system with shared clamp reset Aug. 9, 2011
7990739 Asymmetrical resonant power converters Aug. 2, 2011
7944085 Multiple output switching power source apparatus including multiple series resonant circuits May. 17, 2011
7933131 Power supply and image forming device having the same Apr. 26, 2011
7881077 PWM controller with output current limitation Feb. 1, 2011
7876581 Power converter transformer for suppressing conduction EMI and power supply having its transformer Jan. 25, 2011
7830675 Switching power supply device and method of starting the same Nov. 9, 2010
7791905 Electrical DC-DC power converter with magnetically coupled switch control circuit Sep. 7, 2010
7787262 Capacitor charging methods and apparatus Aug. 31, 2010
7724544 AC power supply apparatus May. 25, 2010
7706155 Current mode half-bridge power converter Apr. 27, 2010
7596002 Power conversion system and method Sep. 29, 2009
7557547 Self exited oscillation converter providing a stable output voltage from a wide range of input voltages Jul. 7, 2009
7515440 Method and apparatus for output voltage regulation in primary control switched mode power supplies Apr. 7, 2009
7492612 High-voltage generator Feb. 17, 2009
7391627 Power converter Jun. 24, 2008
7375995 Power factor correction circuit May. 20, 2008
7315130 Switching control for inverter startup and shutdown Jan. 1, 2008

1 2 3










 
 
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