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Class Information
Number: 363/131
Name: Electric power conversion systems > Current conversion > Using semiconductor-type converter > In transistor inverter systems
Description: Subject matter wherein the semiconductor device includes a transistor type element.










Sub-classes under this class:

Class Number Class Name Patents
363/132 Bridge type 1,467
363/133 Double ended (i.e., push-pull) type 186


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8553435 Power converter with multi-level voltage output and harmonics filter Oct. 8, 2013
8547053 Alternating current chopper circuit with low noise Oct. 1, 2013
8547718 Power converter apparatus Oct. 1, 2013
8542512 Solar photovoltaic inverters Sep. 24, 2013
8542506 Method and apparatus for controlling the power of a transformer using a soft start circuit Sep. 24, 2013
8537580 Controller of power converter Sep. 17, 2013
8537581 Power converter system and methods of operating a power converter system Sep. 17, 2013
8531855 Power conversion apparatus Sep. 10, 2013
8531858 Power conversion with current sensing coupled through saturating element Sep. 10, 2013
8525504 Switching power supply and related control method Sep. 3, 2013
8520412 Synchronous operating system for discharge tube lighting apparatuses, discharge tube lighting apparatus, and semiconductor integrated circuit Aug. 27, 2013
8519653 Control device and control method for AC motor Aug. 27, 2013
8514596 System interconnection inverter with bypass path Aug. 20, 2013
8514598 Power converter comprising an inverter module using normally ON field-effect transistors Aug. 20, 2013
8508957 Power conversion device for converting DC power to AC power Aug. 13, 2013
8502524 Current measurement in an inverter unit and a frequency converter Aug. 6, 2013
8503193 Open loop DC to DC converters with enable/disable circuits Aug. 6, 2013
8503200 Quadrature-corrected feedforward control apparatus and method for DC-AC power conversion Aug. 6, 2013
8498137 Boost multilevel inverter system Jul. 30, 2013
8498134 Voltage converter circuit and method for a clock supply of energy to an energy storage Jul. 30, 2013
8493760 Electric circuit for converting direct current into alternating current Jul. 23, 2013
8488337 Offline AC-DC controller circuit and a converter comprising the same Jul. 16, 2013
8482936 Method of and apparatus for connecting a photovoltaic device to an AC power grid Jul. 9, 2013
8472215 Grid-tie inverter for interconnecting AC voltage to electric power grid Jun. 25, 2013
8472222 Method for operating an inverter, and inverter Jun. 25, 2013
8472223 Bootstrap gate drive for full bridge neutral point clamped inverter Jun. 25, 2013
8467207 System for converting at least one electrical input direct current into an electrical polyphase output alternating current Jun. 18, 2013
8467197 Systems and methods for compensating for electrical converter nonlinearities Jun. 18, 2013
8462529 Power converter assembly with symmetrical layout of power modules Jun. 11, 2013
8456867 Start-up procedure for an isolated switched mode power supply Jun. 4, 2013
8451632 Dual-Switches flyback power converter with self-excited supply to power the high-side driver May. 28, 2013
8452462 System stabilizing device May. 28, 2013
8446743 Soft switching power electronic transformer May. 21, 2013
8441818 Method and device for optimizing a space vector pulse width modulation May. 14, 2013
8441820 DC-link voltage balancing system and method for multilevel converters May. 14, 2013
8427846 Inverter circuit having a controller to supply a reactive current on a phase with a voltage drop Apr. 23, 2013
8422260 Arrangement for voltage conversion Apr. 16, 2013
8422256 Control system for high-efficiency operation in parallel inverter installations Apr. 16, 2013
8416582 DC-DC converter Apr. 9, 2013
8406024 Power convertion circuit using high-speed characteristics of switching devices Mar. 26, 2013
8400792 Power conversion apparatus Mar. 19, 2013
8400801 Wireless power transfer terminal Mar. 19, 2013
8395919 Photovoltaic inverter system and method of starting same at high open-circuit voltage Mar. 12, 2013
8391026 Method and circuit for avoiding hard switching in resonant converters Mar. 5, 2013
8385085 PWM signal generator, and inverter equipped with this PWM signal generator Feb. 26, 2013
8385086 Converter having a polyphase mains-commutated power converter and a load-side power converter Feb. 26, 2013
8385097 Method for controlling a voltage source converter and a voltage converting apparatus Feb. 26, 2013
8374004 Isolated AC-DC converter with master controller on secondary side and slave controller on primary side Feb. 12, 2013
8374000 Interleaved flyback converter device with leakage energy recycling Feb. 12, 2013
8374011 Method and apparatus for boosting DC bus voltage Feb. 12, 2013

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