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Francisco De Leon patents

Recent patents with Francisco De Leon listed as an inventor - additional entries may be under other spellings.


Francisco De Leon - Related organizations: The Boeing Company patents, New York University patents

Aircraft universal power converter

03/16/17 - 20170072882 - A power supply system suitable for use by an aircraft is disclosed. The power system converts power from an unregulated DC power source to multiple AC and DC voltage outputs. The power supply system comprises an interleaved buck converter, and interleaved full-bridge converter, an interleaved inverter, and a control system.
Inventors: Kamiar Karimi, Shengyi Liu, Duanyang Wang, Francisco De Leon, Qingquan Tang, Dazhong Gu, Dariusz Czarkowski, Kerim Colak, Mariusz Bojarski

Resonant inverter topology, wireless charger, and control method

01/12/17 - 20170008405 - A wireless charger for an electric vehicle and a resonant inverter comprising a resonant portion that serially connects to a phase shifting portion and serially connects with a load component and a method for controlling a resonant inverter having multiple phase shifts, comprising operating the frequency of the resonant inverter
Inventors: Mariusz Bojarski, Dariusz Czarkowski, Francisco De Leon

Programmable alternating current (ac) load having regenerative and dissipative modes

05/05/16 - 20160126731 - A programmable AC load in communication with an equipment under test (EUT) is disclosed. The EUT generates an equipment under test voltage. The programmable alternating current (AC) load includes an active load profiler (ALP), a grid-connecter inverter, and an operational mode selector. The operational mode selector is in communication with
Inventors: Dazhong Gu, Dariusz Czarkowski, Francisco De Leon, Kamiar J. Karimi, Eugene V. Solodovnik, Shengyi Liu

Conversion system for converting direct current into alternating current

07/30/15 - 20150214854 - A method and apparatus for converting direct current into alternating current. An initial voltage level of an input voltage source is changed using a dual converter to form a plurality of voltage sources. Each of the plurality of voltage sources has voltage levels different from the initial voltage level. An
Inventors: Dazhong Gu, Qingquan Tang, Dariusz Czarkowski, Francisco De Leon, Kamiar J. Karimi, Shengyi Liu

Three-phase inverter with a repositioned choke

07/30/15 - 20150214832 - A method and apparatus for converting direct current into alternating current. The direct current is converted into a number of alternating currents using a switch system. The number of alternating currents is filtered using a set of inductors and a set of capacitors. Higher-frequency electromagnetic interference is blocked using a
Inventors: Qingquan Tang, Dazhong Gu, Dariusz Czarkowski, Francisco De Leon, Kamiar J. Karimi, Shengyi Liu

Power converter having emi filter common to multiple converters

01/22/15 - 20150021994 - A power supply system is disclosed that includes a first interleaved power supply, a second interleaved power supply, and a common electromagnetic interference filter. The common electromagnetic interference filter is configured to provide DC power from a DC power source to both the first interleaved power supply and the second
Inventors: Mariusz Bojarski, Kerim Colak, Dazhong Gu, Duanyang Wang, Qingquan Tang, Dariusz Czarkowski, Francisco De Leon, Kamiar J. Karimi, Shengyi Liu

Aircraft universal power converter

01/22/15 - 20150021983 - A power supply system suitable for use by an aircraft is disclosed. The power system converts power from an unregulated DC power source to multiple AC and DC voltage outputs. The power supply system comprises an interleaved buck converter, and interleaved full-bridge converter, an interleaved inverter, and a control system.
Inventors: Kamiar Karimi, Shengyi Liu, Duanyang Wang, Francisco De Leon, Qingquan Tang, Dazhong Gu, Dariusz Czarkowski, Kerim Colak, Mariusz Bojarski

System and methods for high power dc/dc converter

10/16/14 - 20140307481 - A voltage conversion system and methods are disclosed. Voltage converter cells are controlled using interleaved phase-shift modulation signals, and convert an input electrical current at an input voltage to an output electrical current at an output voltage. Each of the voltage converter cells comprises: a transformer comprising a primary side
Inventors: Duanyang Wang, Dariusz Czarkowski, Francisco De Leon, Kamiar J. Karimi, Lijun Gao, Shengyi Liu

Apparatus and method for controlling circulating current in an inverter system

07/31/14 - 20140211522 - A power conversion system is disclosed that provides multiphase power, including phase voltages for each phase of the multiphase power. The system comprises a plurality of inverters that generate PWM output voltages based on PWM control signals. A plurality of inductive components is configured to receive the PWM output voltages
Inventors: Qingquan Tang, Dazhong Gu, Dariusz Czarkowski, Francisco De Leon, Kamiar Karimi, Shengyi Liu

System and methods for high power dc/dc converter

04/04/13 - 20130083563 - A voltage conversion system and methods are disclosed. Phase-shift modulation signals are generated and interleaved to provide interleaved phase-shift modulation signals. A plurality of voltage converters are controlled using the interleaved phase-shift modulation signals to convert an input electrical current at an input voltage to an output electrical current at
Inventors: Duanyang Wang, Dariusz Czarkowski, Francisco De Leon, Kamiar J. Karimi, Lijun Gao, Shengyi Liu


### Francisco De Leon patent invention listings

The bibliographic references displayed about Francisco De Leon's patents are for a recent sample of Francisco De Leon's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Francisco De Leon filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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