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using more than one switch or switching amplifier in parallel or in series
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H03F3/2178
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Parent Industries
H
ELECTRICITY
H03
Electronic circuits
H03F
AMPLIFIERS
H03F3/00
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
Current Industry
H03F3/2178
using more than one switch or switching amplifier in parallel or in series
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Patents Grants
last 30 patents
Information
Patent Grant
Audio amplifier with duty ratio control
Patent number
12,088,267
Issue date
Sep 10, 2024
ELITE SEMICONDUCTOR MICROELECTRONICS TECHNOLOGY INC.
Che-Wei Hsu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Current sensing circuit with integrated resistor and switch matrix
Patent number
12,040,758
Issue date
Jul 16, 2024
Avago Technologies International Sales PTE, Limited
Ryan Desrosiers
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Radio-frequency power generator and control method
Patent number
12,028,029
Issue date
Jul 2, 2024
Massachusetts Institute of Technology
Haoquan Zhang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Methods and apparatus to generate a modulation protocol to output a...
Patent number
12,003,222
Issue date
Jun 4, 2024
Texas Instruments Incorporated
Yinglai Xia
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Generation and synchronization of pulse-width modulated (PWM) wavef...
Patent number
11,942,898
Issue date
Mar 26, 2024
Massachusetts Institute of Technology
Alexander Sergeev Jurkov
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multiphase buck-boost amplifier
Patent number
11,817,835
Issue date
Nov 14, 2023
Maxim Integrated Products, Inc.
Cary Delano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Compact pulsed power supplies
Patent number
11,742,808
Issue date
Aug 29, 2023
University of Houston System
Harish S. Krishnamoorthy
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Zero-crossing management in Class-D audio amplifiers
Patent number
11,722,107
Issue date
Aug 8, 2023
Cirrus Logic, Inc.
John L. Melanson
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High gain resonant amplifier for resistive output impedance
Patent number
11,716,059
Issue date
Aug 1, 2023
Airity Technologies, Inc.
Luke Christopher Raymond
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Signal receiver and operation method thereof
Patent number
11,588,453
Issue date
Feb 21, 2023
Samsung Electronics Co., Ltd.
Kyoungho Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Modulator circuit, corresponding device and method
Patent number
11,463,078
Issue date
Oct 4, 2022
STMicroelectronics S.r.l.
Marco Raimondi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Tracking and correcting gain of open-loop driver in a multi-path pr...
Patent number
11,431,310
Issue date
Aug 30, 2022
Cirrus Logic, Inc.
Amar Vellanki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transformer-based antenna switching network
Patent number
11,398,853
Issue date
Jul 26, 2022
QUALCOMM Incorporated
Chinmaya Mishra
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Tracking and correcting gain of open-loop driver in a multi-path pr...
Patent number
11,329,620
Issue date
May 10, 2022
Cirrus Logic, Inc.
Johann G. Gaboriau
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High-frequency power supply circuit and determining method of const...
Patent number
11,329,614
Issue date
May 10, 2022
Daihen Corporation
Hiroyuki Kotani
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor device
Patent number
11,322,462
Issue date
May 3, 2022
Murata Manufacturing Co., Ltd.
Takayuki Tsutsui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Generation and synchronization of pulse-width modulated (PWM) wavef...
Patent number
11,316,477
Issue date
Apr 26, 2022
Massachusetts Institute of Technology
Alexander Sergeev Jurkov
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multi quantized digitally controlled power supply voltage for multi...
Patent number
11,211,900
Issue date
Dec 28, 2021
Paulo Carvalho
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class D amplifier stereo to mono converter
Patent number
11,159,132
Issue date
Oct 26, 2021
Bose Corporation
Zoran Coric
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High gain resonant amplifier for resistive output impedance
Patent number
11,038,477
Issue date
Jun 15, 2021
Airily Technologies, LLC
Luke Christopher Raymond
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multimode envelope tracking circuit and related apparatus
Patent number
11,018,638
Issue date
May 25, 2021
Qorvo US, Inc.
Nadim Khlat
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multi-level class D audio power amplifiers
Patent number
10,985,717
Issue date
Apr 20, 2021
Infineon Technologies Austria AG
Mikkel Høyerby
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Increased audio power output amplifier configuration including faul...
Patent number
10,979,003
Issue date
Apr 13, 2021
Honeywell International Inc.
Ashley Phillip Ratcliffe
G08 - SIGNALLING
Information
Patent Grant
Class-D amplifier and method
Patent number
10,972,062
Issue date
Apr 6, 2021
Taiwan Semiconductor Manufacturing Company, Ltd
Martin Kinyua
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Dual device semiconductor structures with shared drain
Patent number
10,917,052
Issue date
Feb 9, 2021
Cirrus Logic, Inc.
Shanjen Pan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power amplifier circuit
Patent number
10,917,057
Issue date
Feb 9, 2021
Murata Manufacturing Co., Ltd.
Hidetoshi Matsumoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching amplifiers and power converters
Patent number
10,897,233
Issue date
Jan 19, 2021
Google LLC
Chris Travis
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Bias circuit and power amplifier for improving linearity
Patent number
10,879,853
Issue date
Dec 29, 2020
SAMSUNG ELECTRO-MECHANICS CO., LTD.
Byeong Hak Jo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power amplifier, radio remote unit, and base station
Patent number
10,879,857
Issue date
Dec 29, 2020
Huawei Technologies Co., Ltd.
Zhonghua Cai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Switched-capacitor power amplifiers
Patent number
10,862,439
Issue date
Dec 8, 2020
Stichting IMEC Nederland
Elbert Bechthum
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
DIGITAL AUDIO AMPLIFIER, CHIP, AND ELECTRONIC DEVICE
Publication number
20240348214
Publication date
Oct 17, 2024
Shanghai Awinic Microelectronics Technology Co., Ltd.
Kangqi LIU
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLIPPING PREVENTION IN SWITCHED MODE DRIVERS
Publication number
20240322767
Publication date
Sep 26, 2024
Cirrus Logic International Semiconductor Ltd.
Ross C. MORGAN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
RADIO-FREQUENCY POWER GENERATOR AND CONTROL METHOD
Publication number
20240305254
Publication date
Sep 12, 2024
Massachusetts Institute of Technology
Haoquan Zhang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ELECTROMAGNETIC INDUCTION HEATING APPARATUS FOR HEATING AN AEROSOL-...
Publication number
20240237157
Publication date
Jul 11, 2024
Silicon Mitus, Inc
Jun Ho Moon
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Generation And Synchronization Of Pulse-Width Modulated (PWM) Wavef...
Publication number
20240186954
Publication date
Jun 6, 2024
Massachusetts Institute of Technology
Alexander Sergeev Jurkov
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Electrical converter and method for operating an electrical converter
Publication number
20240171138
Publication date
May 23, 2024
ETH Zürich
Alessandro Novello
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ELECTROMAGNETIC INDUCTION HEATING APPARATUS FOR HEATING AN AEROSOL-...
Publication number
20240138033
Publication date
Apr 25, 2024
Silicon Mitus, Inc
Jun Ho Moon
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
CURRENT SENSING CIRCUIT WITH INTEGRATED RESISTOR AND SWITCH MATRIX
Publication number
20240007063
Publication date
Jan 4, 2024
Ryan Desrosiers
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VARIABLE GAIN LOW NOISE AMPLIFIER AND METHOD FOR CONTROLLING GAIN O...
Publication number
20230318556
Publication date
Oct 5, 2023
MEDIATEK INC.
Zhiming Deng
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SPLICE-POINT DETERMINED ZERO-CROSSING MANAGEMENT IN AUDIO AMPLIFIERS
Publication number
20230308060
Publication date
Sep 28, 2023
Cirrus Logic International Semiconductor Ltd.
John L. Melanson
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ELECTRONIC DEVICE AND ELECTROACOUSTIC CONVERSION APPARATUS
Publication number
20230253927
Publication date
Aug 10, 2023
Sony Semiconductor Solutions Corporation
HIRONORI NAKAHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO AMPLIFIER WITH DUTY RATIO CONTROL
Publication number
20230238932
Publication date
Jul 27, 2023
Elite Semiconductor Microelectronics Technology Inc.
Che-Wei Hsu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
AUDIO SIGNAL MODULATION AND AMPLIFICATION CIRCUIT
Publication number
20230198482
Publication date
Jun 22, 2023
Realtek Semiconductor Corp.
Che-Hung Lin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT AND RADIO-FREQUENCY MODULE
Publication number
20230188098
Publication date
Jun 15, 2023
MURATA MANUFACTURING CO., LTD.
Hiroshi NISHIKAWA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHABLE AMPLIFIER
Publication number
20230138101
Publication date
May 4, 2023
OMICRON Electronics GmbH
Pedro PÉREZ DE AYALA RULL
G01 - MEASURING TESTING
Information
Patent Application
METHODS AND APPARATUS TO GENERATE A MODULATION PROTOCOL TO OUTPUT A...
Publication number
20230049670
Publication date
Feb 16, 2023
TEXAS INSTRUMENTS INCORPORATED
Yinglai Xia
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER SPECTRAL SHAPING FOR IN-BAND EMISSION CONTROL
Publication number
20220329220
Publication date
Oct 13, 2022
Avago Technologies International Sales Pte. Limited
Ahmad Chini
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS-D AMPLIFYING SYSTEM AND POWER CONVERTER CIRCUIT THEREOF
Publication number
20220302887
Publication date
Sep 22, 2022
RICHTEK TECHNOLOGY CORPORATION
Ming-Jun Hsiao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ZERO-CROSSING MANAGEMENT IN CLASS-D AUDIO AMPLIFIERS
Publication number
20220247367
Publication date
Aug 4, 2022
Cirrus Logic International Semiconductor Ltd.
John L. Melanson
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
HIGH GAIN RESONANT AMPLIFIER FOR RESISTIVE OUTPUT IMPEDANCE
Publication number
20220006431
Publication date
Jan 6, 2022
Airity Technologies, Inc.
Luke Christopher Raymond
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SIGNAL RECEIVER AND OPERATION METHOD THEREOF
Publication number
20210313937
Publication date
Oct 7, 2021
Samsung Electronics Co., Ltd.
KYOUNGHO KIM
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
High-Frequency Power Supply Circuit and Determining Method of Const...
Publication number
20210111676
Publication date
Apr 15, 2021
DAIHEN Corporation
Hiroyuki KOTANI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
TRANSFORMER-BASED ANTENNA SWITCHING NETWORK
Publication number
20210105047
Publication date
Apr 8, 2021
QUALCOMM Incorporated
Chinmaya MISHRA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Multiphase Buck-Boost Amplifier
Publication number
20210021243
Publication date
Jan 21, 2021
Cary DELANO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Multi Quantized Digitally Controlled Power Supply Voltage for Multi...
Publication number
20210006207
Publication date
Jan 7, 2021
Paulo Carvalho
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRACKING AND CORRECTING GAIN OF OPEN-LOOP DRIVER IN A MULTI-PATH PR...
Publication number
20200343871
Publication date
Oct 29, 2020
Cirrus Logic International Semiconductor Ltd.
Johann G. GABORIAU
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING POWER CONVERTER SYSTEM
Publication number
20200304023
Publication date
Sep 24, 2020
HIENSCH INNOVATIONS B.V.
Henk-Albert Hiensch
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRACKING AND CORRECTING GAIN OF OPEN-LOOP DRIVER IN A MULTI-PATH PR...
Publication number
20200228079
Publication date
Jul 16, 2020
Cirrus Logic International Semiconductor Ltd.
Amar VELLANKI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER STEREO TO MONO CONVERTER
Publication number
20200228072
Publication date
Jul 16, 2020
Bose Corporation
Zoran Coric
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER CURRENT FEEDBACK
Publication number
20200228075
Publication date
Jul 16, 2020
Bose Corporation
Zoran Coric
H03 - BASIC ELECTRONIC CIRCUITRY