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Arrangements for improving power factor of AC input
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H02M1/4208
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ELECTRICITY
H02
Electric power
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
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Details of apparatus for conversion
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H02M1/4208
Arrangements for improving power factor of AC input
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Patents Grants
last 30 patents
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Patent Grant
Electronic apparatus and control method thereof
Patent number
12,224,660
Issue date
Feb 11, 2025
Samsung Electronics Co., Ltd.
Duhee Jang
G05 - CONTROLLING REGULATING
Information
Patent Grant
Flyback converter and power supply system with dynamic under voltag...
Patent number
12,218,600
Issue date
Feb 4, 2025
JOULWATT TECHNOLOGY CO., LTD.
Xiangyong Xu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
LED control and driving circuit capable of both analog and digital...
Patent number
12,212,228
Issue date
Jan 28, 2025
STMicroelectronics International N.V.
Akshat Jain
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power conversion apparatus
Patent number
12,206,335
Issue date
Jan 21, 2025
Toyota Jidosha Kabushiki Kaisha
Satoshi Ichida
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Arrangement of first stage power factor correction circuit and seco...
Patent number
12,197,262
Issue date
Jan 14, 2025
AA Power Inc.
Qun Lu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control circuit for a totem pole power factor correction circuit an...
Patent number
12,199,504
Issue date
Jan 14, 2025
Chengdu Monolithic Power Systems Co., Ltd.
Guangzhuo Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
AC/DC converter with power factor correction and method for calibra...
Patent number
12,194,877
Issue date
Jan 14, 2025
Vitesco Technologies GmbH
Philippe Boissiere
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Pulse width modulation circuit
Patent number
12,191,760
Issue date
Jan 7, 2025
Texas Instruments Incorporated
Huihuang Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Bidirectional power conversion system and control method
Patent number
12,191,782
Issue date
Jan 7, 2025
Huawei Technologies Co., Ltd.
Dianbo Fu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic circuit with thyristor
Patent number
12,184,195
Issue date
Dec 31, 2024
STMicroelectronics Ltd.
Laurent Gonthier
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power supply with active power buffer
Patent number
12,184,186
Issue date
Dec 31, 2024
Apple Inc.
Yantao Song
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power factor correction circuit
Patent number
12,184,165
Issue date
Dec 31, 2024
Magnachip Mixed-Signal, Ltd.
Zhiyuan Cui
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
On-board charger for a battery of an electric vehicle
Patent number
12,166,412
Issue date
Dec 10, 2024
Volvo Car Corporation
Narendar Rao Gannamaneni
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Systems and methods for automatic determination of state of switche...
Patent number
12,166,421
Issue date
Dec 10, 2024
NAVITAS SEMICONDUCTOR LIMITED
Victor Sinow
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power supply device
Patent number
12,143,001
Issue date
Nov 12, 2024
Hitachi, Ltd.
Minglei Gu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method for extending the hold-up time
Patent number
12,143,003
Issue date
Nov 12, 2024
Infineon Technologies Austria AG
Manuel Escudero Rodriguez
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Buck-converter-based drive circuits for driving motors of compresso...
Patent number
12,136,872
Issue date
Nov 5, 2024
Copeland LP
Joseph G. Marcinkiewicz
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Nitride-based power factor correction circuit and method for implem...
Patent number
12,132,396
Issue date
Oct 29, 2024
INNOSCIENCE (SUZHOU) SEMICONDUCTOR CO., LTD.
Yanbo Zou
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Integrated circuit and method of digitally controling critical mode...
Patent number
12,119,742
Issue date
Oct 15, 2024
Sanken Electric Co., Ltd.
Osamu Ohtake
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Display apparatus
Patent number
12,106,891
Issue date
Oct 1, 2024
Samsung Electronics Co., Ltd.
Moonyoung Kim
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Integrated circuit and power supply circuit
Patent number
12,101,021
Issue date
Sep 24, 2024
Fuji Electric Co., Ltd.
Yuta Endo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Systems and methods for low power excitation in high power wireless...
Patent number
12,100,969
Issue date
Sep 24, 2024
WiTricity Corporation
Bryan Esteban
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Single stage power factor correcting synchronous harmonic converter
Patent number
12,074,527
Issue date
Aug 27, 2024
Lee Fredrik Mazurek
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System and method for single-stage on-board charger power factor co...
Patent number
12,074,470
Issue date
Aug 27, 2024
Lear Corporation
Rafael Jimenez Pino
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Automatic power factor correction
Patent number
12,074,512
Issue date
Aug 27, 2024
Hamilton Sundstrand Corporation
Gordon Elliott Winer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control circuit for power converter apparatus provided with PFC cir...
Patent number
12,068,672
Issue date
Aug 20, 2024
Omron Corporation
Hiroki Ishibashi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Integrated circuit and power supply device
Patent number
12,068,694
Issue date
Aug 20, 2024
Fuji Electric Co., Ltd.
Yuta Endo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Display device and method for controlling display device
Patent number
12,068,681
Issue date
Aug 20, 2024
Samsung Electronics Co., Ltd.
Moonyoung Kim
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Modular high power bi-directional half bridge buck/boost converter...
Patent number
12,062,983
Issue date
Aug 13, 2024
Pacific Energy Inc.
David Md Kim
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Methods and apparatus to compensate for power factor loss using a p...
Patent number
12,051,969
Issue date
Jul 30, 2024
Texas Instruments Incorporated
Manish Bhardwaj
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
POWER CIRCUIT AND POWER ADAPTER
Publication number
20250047196
Publication date
Feb 6, 2025
Ace Power and Technology Co.,Ltd
Yuetian Wang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INRUSH CURRENT SUPPRESSION FOR AC-DC POWER SUPPLIES
Publication number
20250038650
Publication date
Jan 30, 2025
Apple Inc.
Yantao Song
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD AND CONTROL CIRCUIT FOR OPERATING A POWER CONVERTER ARRANGEM...
Publication number
20250038667
Publication date
Jan 30, 2025
Infineon Technologies Austria AG
Daifei ZHANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
FREQUENCY MODULATION CIRCUIT FOR POWER SUPPLY UNIT
Publication number
20250038640
Publication date
Jan 30, 2025
LITE-ON TECHNOLOGY CORPORATION
Kun-Hung LEE
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INTEGRATED CIRCUIT AND POWER SUPPLY CIRCUIT
Publication number
20250030354
Publication date
Jan 23, 2025
Fuji Electric Co., Ltd.
Yukihiro Yaguchi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONTROL CIRCUIT AND CONTROL METHOD THEREOF
Publication number
20250023460
Publication date
Jan 16, 2025
Huawei Digital Power Technologies Co., Ltd.
Xiaolu HU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER FACTOR CORRECTION CIRCUIT
Publication number
20250015712
Publication date
Jan 9, 2025
DRP Holdings LLC
Michael Papini
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Audio Diarization System that Segments Audio Input
Publication number
20240429812
Publication date
Dec 26, 2024
Philip Scott Lyren
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONVERSION DEVICE AND CONTROL METHOD THEREOF, AND ELECTRIC VE...
Publication number
20240424936
Publication date
Dec 26, 2024
ABB E-mobility B.V.
Ken-KuenFaat Yuen
B60 - VEHICLES IN GENERAL
Information
Patent Application
CONVERTER CIRCUIT AND CONTROL METHOD THEREOF
Publication number
20240429823
Publication date
Dec 26, 2024
Samsung Electronics Co., Ltd.
Jungwoo YANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Single stage synchronous solid state transformer system
Publication number
20240421695
Publication date
Dec 19, 2024
Lee Fredrik Mazurek
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BIDIRECTIONAL BRIDGELESS PFC CIRCUIT
Publication number
20240421703
Publication date
Dec 19, 2024
AcLeap Power Inc.
Fei JI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DEVICE AND METHOD FOR ADAPTABLE LOW-COST VOLT-VAR CONTROL FOR SMART...
Publication number
20240421698
Publication date
Dec 19, 2024
University of Louisiana at Lafayette
Farzard Ferdowsi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONVERTER AND POWER CONVERSION SYSTEM
Publication number
20240421713
Publication date
Dec 19, 2024
Lite-On Technology Corporation
Kuan-Fu LEE
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER SUPPLY SYSTEM AND POWER FACTOR CORRECTION CONTROL CIRCUIT AND...
Publication number
20240413744
Publication date
Dec 12, 2024
RICHTEK TECHNOLOGY CORPORATION
Wei-Hsu Chang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MULTIPLE-PORT BIDIRECTIONAL DC-DC CONVERTERS AND CONTROL METHODS TH...
Publication number
20240413760
Publication date
Dec 12, 2024
Delta Electronics, Inc.
Satyaki Mukherjee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ON-BOARD CHARGER, DCDC CONVERTER AND CONTROL METHOD
Publication number
20240405667
Publication date
Dec 5, 2024
Sungrow Power Supply Co., Ltd.
Hao Wang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BATTERY CHARGING DEVICE
Publication number
20240405560
Publication date
Dec 5, 2024
Hyundai Motor Company
Young Jin Jang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INDUCTOR AND POWER FACTOR CORRECTION CONVERTER INCLUDING THE SAME
Publication number
20240396437
Publication date
Nov 28, 2024
Samsung Electronics Co., LTD
Jungwoo YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYBRID CAPACITOR ENERGY STORAGE
Publication number
20240380236
Publication date
Nov 14, 2024
Richardson Electronics, Ltd.
John Raymond Curran
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DRIVE CONTROL APPARATUS FOR COMPOSITE RESONANCE CIRCUIT INCLUDING A...
Publication number
20240380302
Publication date
Nov 14, 2024
Omron Corporation
Taichi MISHIMA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
IMPEDANCE MONITORING OF A MODULAR ELECTROLYSIS SYSTEM
Publication number
20240352608
Publication date
Oct 24, 2024
Ohmium International, Inc.
Ramesh SRINIVASAN
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SWITCHING POWER SUPPLY AND POWER FACTOR CORRECTION CONTROLLER THERE...
Publication number
20240348157
Publication date
Oct 17, 2024
Champion Microelectronic Corporation
Jeffrey Hwang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SWITCHING POWER SUPPLY, CONTROLLER THEREFOR AND IMPROVEMENTS THEREOF
Publication number
20240348177
Publication date
Oct 17, 2024
Champion Microelectronic Corporation
Jeffrey Hwang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL METHOD AND CONTROL APPARATUS FOR PFC CIRCUIT AND SWITCHING...
Publication number
20240348156
Publication date
Oct 17, 2024
AcLeap Power Inc.
Zhongmin HUANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEMS AND METHODS FOR BULK CAPACITOR PRE-CHARGE USING SILICON CON...
Publication number
20240348080
Publication date
Oct 17, 2024
DELPHI TECHNOLOGIES IP LIMITED
Sunil Sreedhar
B60 - VEHICLES IN GENERAL
Information
Patent Application
INTEGRATED POWER CONVERSION TOPOLOGY FOR ELECTRIC VEHICLES
Publication number
20240348160
Publication date
Oct 17, 2024
Volvo Car Corporation
Narendar Rao Gannamaneni
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHODS AND APPARATUS TO COMPENSATE FOR POWER FACTOR LOSS USING A P...
Publication number
20240339925
Publication date
Oct 10, 2024
TEXAS INSTRUMENTS INCORPORATED
Manish Bhardwaj
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INTEGRATED AUXILIARY POWER SUPPLY WITH STABLE OUTPUT AT HIGH-LINE A...
Publication number
20240339940
Publication date
Oct 10, 2024
Murata Manufacturing Co., Ltd.
Zhihua YANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONVERTER
Publication number
20240339919
Publication date
Oct 10, 2024
LG Innotek Co., Ltd.
Je Hyun Yi
B60 - VEHICLES IN GENERAL