Class H02M : APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
Subclass 1/15: Details of apparatus for conversion Arrangements for reducing ripples from dc input or output using active elements
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12249909 | Power supply noise reduction by current cancellation circuit | Aug 25, 22 | Mar 11, 25 | Apple Inc. |
| 12231035 | Charge pump circuit, chip, and communication terminal | Apr 12, 23 | Feb 18, 25 | VANCHIP (TIANJIN) TECHNOLOGY CO., LTD |
| 12212241 | Phase interleaving in a multiphase power converter | Dec 05, 22 | Jan 28, 25 | Cirrus Logic Inc. |
| 12212250 | Control method of three-phase multi-level inverter and inverter system | Jul 19, 22 | Jan 28, 25 | HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD. |
| 12184161 | Reduced ripple in switch mode power supply with snubber | Oct 01, 21 | Dec 31, 24 | Advanced Energy Industries, Inc. |
| 12176803 | Decoupling device using stored charge reverse recovery | Sep 21, 23 | Dec 24, 24 | Apple Inc. |
| 12113456 | Apparatus and method for controlling delta-connected cascaded multilevel converter | Feb 28, 20 | Oct 08, 24 | ABB Schweiz AG |
| 12107503 | Multi-stage buck converter | Dec 29, 21 | Oct 01, 24 | (6) INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE |
| 12095353 | Capacitor module and power conversion device | Jul 25, 22 | Sep 17, 24 | DENSO Corporation |
| 12095388 | Power conversion system | Sep 23, 22 | Sep 17, 24 | DENSO Corporation |
| 12088192 | Controller chip for a flyback converter, corresponding flyback converter and switched-mode power supply system | Sep 12, 22 | Sep 10, 24 | SHANGHAI BRIGHT POWER SEMICONDUCTOR CO., LTD. |
| 12081117 | High-frequency current source for an active EMI filter, active EMI filter and use of an active EMI filter | Feb 11, 22 | Sep 03, 24 | Schaffner EMV AG |
| 12057769 | DC-DC converter for reducing voltage ripple of output voltage and method of controlling the same | Apr 08, 22 | Aug 06, 24 | Chung-Ang University Industry Academic Cooperation Foundation |
| 12046986 | Load regulation of a power converter based on adjustable output voltage thresholds | Dec 11, 20 | Jul 23, 24 | Cirrus Logic Inc. |
| 12040701 | Cascaded active electro-magnetic interference filter | Aug 11, 20 | Jul 16, 24 | Agilent Technologies Texas Instruments Incorporated |
| 12040715 | Voltage converter with loop control | May 03, 23 | Jul 16, 24 | Agilent Technologies Texas Instruments Incorporated |
| 12027969 | Active filter for single phase charging using a switch-mode converter | Oct 23, 19 | Jul 02, 24 | HELLA GMBH & CO. KGAA |
| 12027974 | Control circuit and switching converter | Dec 17, 21 | Jul 02, 24 | SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD |
| 12021449 | Control circuit with high power factor and AC/DC converter | Mar 23, 22 | Jun 25, 24 | SHANGHAI BRIGHT POWER SEMICONDUCTOR CO., LTD. |
| 11996764 | Power converter with asymmetric switch levels | Jan 31, 22 | May 28, 24 | Agilent Technologies Texas Instruments Incorporated |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0070,672 | NON-ISOLATED DC/DC POWER CONVERTER AND POWER CONVERSION APPARATUS | Aug 23, 23 | Feb 27, 25 | Not available |
| 2025/0047,213 | OPTIMIZED PULSE PATTERNS FOR CONTROLLING A NEUTRAL POINT VOLTAGE | Dec 09, 22 | Feb 06, 25 | Not available |
| 2025/0038,649 | CONFIGURABLE ACTIVE RIPPLE ENERGY STORAGE CIRCUIT WITH INTERMEDIATE BUS FOR INTEGRATED INVERTER SYSTEM CONTROLLER-BATTERY CURRENT CONTROL MODULE SYSTEM | Jul 25, 23 | Jan 30, 25 | Not available |
| 2025/0030,241 | FINITE CONTROL SET MODEL PREDICTION CONTROL METHOD OF LLCL BATTERY ENERGY STORAGE CONVERTER | Jul 18, 23 | Jan 23, 25 | Not available |
| 2025/0023,486 | ELECTRIC POWER CONVERSION APPARATUS AND ELECTRIC POWER CONVERSION SYSTEM | Jul 01, 24 | Jan 16, 25 | 501 TDK Corporation |
| 2024/0413,740 | CAPACITOR MODULE AND POWER CONVERSION DEVICE | Aug 20, 24 | Dec 12, 24 | DENSO CORPORATION |
| 2024/0396,430 | COMMON-MODE VOLTAGE CANCELLER | Aug 07, 24 | Nov 28, 24 | DENSO CORPORATION; National University Corporation Hokkaido University; |
| 2024/0388,194 | METHOD FOR PREVENTING FLICKER EMISSIONS OF CONVERTERS | Aug 05, 22 | Nov 21, 24 | Siemens Aktiengesellschaft |
| 2024/0380,337 | Inverter Control Device, Hybrid System, Electromechanical Integrated Unit, Electric Vehicle System, and Inverter Control Method | Mar 04, 22 | Nov 14, 24 | Not available |
| 2024/0364,209 | CURRENT DAMPING FOR DC-DC CONVERTER | Apr 27, 23 | Oct 31, 24 | Not available |
| 2024/0290,577 | SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD | May 10, 24 | Aug 29, 24 | Tokyo Electron Limited |
| 2024/0276,611 | A DRIVER FOR DRIVING A LOAD, SUCH AS A LED LOAD | May 19, 22 | Aug 15, 24 | Not available |
| 2024/0186,887 | SWITCHING CONVERTER HAVING AUDIBLE NOISE SUPPRESSION AND CONVERSION CONTROL CIRCUIT AND METHOD THEREOF | Nov 01, 23 | Jun 06, 24 | Not available |
| 2024/0162,810 | POWER CONVERSION DEVICE | Mar 03, 22 | May 16, 24 | KABUSHIKI KAISHA TOYOTA JIDOSHOKKI |
| 2024/0146,186 | ACTIVE COMPENSATION DEVICE PROVIDING ELECTROMAGNETIC WAVE NOISE DATA | Jun 03, 22 | May 02, 24 | Not available |
| 2024/0120,751 | CHARGE PUMP CONTROL SYSTEM | Sep 29, 23 | Apr 11, 24 | Not available |
| 2024/0072,637 | ADAPTIVE SILICON CARBIDE GATE DRIVERS IN INTEGRATED CIRCUIT FORM | Aug 28, 23 | Feb 29, 24 | BOARD OFTRUSTEES OF THE UNIVERSITY OF ARKANSAS |
| 2024/0072,652 | COMMON MODE EMI FILTER | Aug 29, 22 | Feb 29, 24 | Not available |
| 2024/0030,804 | POWER CONVERTER APPARATUS PROVIDED WITH RIPPLE CANCEL CURRENT GENERATOR CIRCUIT | Dec 10, 21 | Jan 25, 24 | Not available |
| 2023/0318,441 | ELECTRICAL CIRCUIT ARRANGEMENT, MOTOR VEHICLE, AND METHOD FOR OPERATING AN ELECTRICAL CIRCUIT ARRANGEMENT | Mar 28, 23 | Oct 05, 23 | Not available |
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