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H03F3/2173
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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
H03F3/2173
of the bridge type
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Patents Grants
last 30 patents
Information
Patent Grant
Driver circuitry and operation
Patent number
12,323,055
Issue date
Jun 3, 2025
Cirrus Logic Inc.
Yongjie Cheng
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal amplifier
Patent number
12,323,112
Issue date
Jun 3, 2025
Renesas Design (UK) Limited
Anthony Gribben
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Booster stage circuit for power amplifier
Patent number
12,308,796
Issue date
May 20, 2025
AXIGN B.V.
Daniel Schinkel
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching audio amplifier with improved voltage supply control
Patent number
12,301,183
Issue date
May 13, 2025
Skyworks Solutions, Inc.
Mark R. Peting
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class-D amplifier for reducing audio distortion
Patent number
12,301,182
Issue date
May 13, 2025
Skyworks Solutions, Inc.
Mark R. Peting
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplification systems and methods with one or more channels
Patent number
12,218,632
Issue date
Feb 4, 2025
On-Bright Electronics (Shanghai) Co., Ltd.
Tingzhi Yuan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Matchless plasma source for semiconductor wafer fabrication
Patent number
12,193,138
Issue date
Jan 7, 2025
Lam Research Corporation
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switchable amplifier
Patent number
12,184,247
Issue date
Dec 31, 2024
Omicron Electronics GmbH
Pedro Pérez De Ayala Rull
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transition smoothing apparatus for reducing spurious input to a sys...
Patent number
12,081,228
Issue date
Sep 3, 2024
Skyworks Solutions, Inc.
Wai Laing Lee
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Free-boost class-E amplifier
Patent number
12,068,615
Issue date
Aug 20, 2024
AIRA, INC.
Eric Heindel Goodchild
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Combined class d amplifier and buck regulator
Patent number
12,021,491
Issue date
Jun 25, 2024
SiliconIntervention Inc.
A. Martin Mallinson
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Self-boosting amplifier
Patent number
11,955,936
Issue date
Apr 9, 2024
Bose Corporation
Remco Terwal
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Audio circuit, electronic device and vehicle audio system with the...
Patent number
11,936,349
Issue date
Mar 19, 2024
Rohm Co., Ltd.
Hideo Araki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Pulse width modulated amplifier
Patent number
11,923,813
Issue date
Mar 5, 2024
Texas Instruments Incorporated
Shaik Asif Basha
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Voltage-to-current architecture and error
Patent number
11,885,836
Issue date
Jan 30, 2024
QUALCOMM Incorporated
Ramkumar Sivakumar
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Folded ramp generator
Patent number
11,824,543
Issue date
Nov 21, 2023
Texas Instruments Incorporated
Yinglai Xia
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplifiers
Patent number
11,817,833
Issue date
Nov 14, 2023
Cirrus Logic Inc.
John P. Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio amplifier
Patent number
11,804,809
Issue date
Oct 31, 2023
Robert Bosch GmbH
Markus Mandl
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class D amplifier circuit
Patent number
11,804,813
Issue date
Oct 31, 2023
Cirrus Logic Inc.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Low noise power conversion system and method
Patent number
11,784,577
Issue date
Oct 10, 2023
HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Yushan Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Synchronous rectification to mitigate rail pumping in a single-ende...
Patent number
11,777,415
Issue date
Oct 3, 2023
Harman International Industries, Incorporated
Matthew Ryan Parnell
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching amplifier with adaptive supply-voltage scaling
Patent number
11,764,742
Issue date
Sep 19, 2023
National Cheng Kung University
Tai-Haur Kuo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Common-mode leakage error calibration for current sensing in a Clas...
Patent number
11,750,157
Issue date
Sep 5, 2023
Cirrus Logic Inc.
Ramin Zanbaghi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Deglitching circuit and method in a class-D amplifier
Patent number
11,750,163
Issue date
Sep 5, 2023
STMicroelectronics (Shenzhen) R&D Co. Ltd.
Ru Feng Du
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Matchless plasma source for semiconductor wafer fabrication
Patent number
11,716,805
Issue date
Aug 1, 2023
Lam Research Corporation
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
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
Common mode voltage controller for self-boosting push pull amplifier
Patent number
11,689,167
Issue date
Jun 27, 2023
Bose Corporation
Remco Terwal
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Adaptive sample and hold circuit for signal amplifier range selection
Patent number
11,689,165
Issue date
Jun 27, 2023
Dialog Semiconductor B.V.
Anthony Gribben
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class-D amplifier with deadtime distortion compensation
Patent number
11,683,015
Issue date
Jun 20, 2023
QUALCOMM Incorporated
ChienChung Yang
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class D amplifiers
Patent number
11,658,623
Issue date
May 23, 2023
Cirrus Logic, Inc.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
MATCHLESS PLASMA SOURCE FOR SEMICONDUCTOR WAFER FABRICATION
Publication number
20250220801
Publication date
Jul 3, 2025
LAM RESEARCH CORPORATION
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
AMPLIFYING CIRCUIT AND AMPLIFYING DEVICE
Publication number
20250219603
Publication date
Jul 3, 2025
Samsung Electronics Co., Ltd.
Jihun LEE
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MATCHLESS PLASMA SOURCE FOR SEMICONDUCTOR WAFER FABRICATION
Publication number
20250212310
Publication date
Jun 26, 2025
LAM RESEARCH CORPORATION
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MATCHLESS PLASMA SOURCE FOR SEMICONDUCTOR WAFER FABRICATION
Publication number
20250203749
Publication date
Jun 19, 2025
LAM RESEARCH CORPORATION
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MATCHLESS PLASMA SOURCE FOR SEMICONDUCTOR WAFER FABRICATION
Publication number
20250203748
Publication date
Jun 19, 2025
LAM RESEARCH CORPORATION
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
REDUCTION OF CLICK AND POP NOISE IN AN AMPLIFIER
Publication number
20250141408
Publication date
May 1, 2025
TEXAS INSTRUMENTS INCORPORATED
Aditya SUNDAR
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
BOOSTER STAGE CIRCUIT FOR POWER AMPLIFIER
Publication number
20250119101
Publication date
Apr 10, 2025
Axign B.V.
Daniel SCHINKEL
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MATCHLESS PLASMA SOURCE FOR SEMICONDUCTOR WAFER FABRICATION
Publication number
20250106976
Publication date
Mar 27, 2025
LAM RESEARCH CORPORATION
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SIGNAL AMPLIFIER
Publication number
20250088151
Publication date
Mar 13, 2025
Renesas Design (UK) Limited
Holger PETERSEN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Method for Improving Sound Play Effect and Related Apparatus
Publication number
20250080062
Publication date
Mar 6, 2025
Honor Device Co., Ltd.
Jing Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING DRIVERS WITH CAPACTIVE VOLTAGE GENERATION
Publication number
20250055370
Publication date
Feb 13, 2025
Cirrus Logic International Semiconductor Ltd.
Ross C. MORGAN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRIANGLE WAVE GENERATOR CIRCUIT WITH NOISE REDUCTION
Publication number
20250047249
Publication date
Feb 6, 2025
CRESTRON ELECTRONICS, INC.
Robert Buono
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRANSITION SMOOTHING APPARATUS FOR REDUCING SPURIOUS INPUT TO A SYS...
Publication number
20240388304
Publication date
Nov 21, 2024
Skyworks Solutions, Inc.
Wai Laing Lee
H03 - BASIC ELECTRONIC CIRCUITRY
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
DYNAMIC PULSE WIDTH CONTROL SCHEME IN AMPLIFIERS
Publication number
20240213935
Publication date
Jun 27, 2024
TEXAS INSTRUMENTS INCORPORATED
Sumit Dubey
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MAGNETIC COUPLING-BASED INTER-CHIP WIRELESS COMMUNICATION INTERFACE...
Publication number
20240171209
Publication date
May 23, 2024
ZHEJIANG UNIVERSITY
Xiaolei Zhu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS-D AMPLIFIER CIRCUIT
Publication number
20240128933
Publication date
Apr 18, 2024
RICHTEK TECHNOLOGY CORPORATION
Yi-Kuang Chen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
FOLDED RAMP GENERATOR
Publication number
20240088878
Publication date
Mar 14, 2024
TEXAS INSTRUMENTS INCORPORATED
Yinglai XIA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING AMPLIFIER CIRCUITRY
Publication number
20240056039
Publication date
Feb 15, 2024
Cirrus Logic International Semiconductor Ltd.
Matthew BEARDSWORTH
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ULTRASOUND TRANSMITTER
Publication number
20240050986
Publication date
Feb 15, 2024
UNIVERSITY OF LEEDS
Steven Freear
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Application
TRANSITION SMOOTHING APPARATUS FOR REDUCING SPURIOUS INPUT TO A SYS...
Publication number
20240030930
Publication date
Jan 25, 2024
Skyworks Solutions, Inc.
Wai Laing Lee
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING CIRCUIT, CORRESPONDING DEVICE AND METHOD
Publication number
20230412129
Publication date
Dec 21, 2023
STMicroelectronics S.r.l
Edoardo BOTTI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO AMPLIFIER ASSEMBLIES, PROCESSES, AND METHODS
Publication number
20230412134
Publication date
Dec 21, 2023
QSC, LLC
Anders Lind
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Audio Amplifier
Publication number
20230402978
Publication date
Dec 14, 2023
HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
Ebing SHEN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SYSTEM AND METHOD FOR REDUCTION IN POWER SUPPLY RAIL PUMPING IN CLA...
Publication number
20230402977
Publication date
Dec 14, 2023
Harman Professional, Inc.
Abhiman Ananthakrishna HANDE
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MATCHLESS PLASMA SOURCE FOR SEMICONDUCTOR WAFER FABRICATION
Publication number
20230354502
Publication date
Nov 2, 2023
LAM RESEARCH CORPORATION
Maolin Long
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FULL-BRIDGE CLASS D AMPLIFIER
Publication number
20230299723
Publication date
Sep 21, 2023
Paeonia Development AB
Mats Otterdahl
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Class D amplifier driving circuit
Publication number
20230268892
Publication date
Aug 24, 2023
REALTEK SEMICONDUCTOR CORPORATION
CHIEN-HAO CHIU
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Switching Amplifier with Adaptive Supply-Voltage Scaling
Publication number
20230261620
Publication date
Aug 17, 2023
National Cheng Kung University
Tai-Haur Kuo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Adaptive Sample and Hold Circuit for Signal Amplifier Range Selection
Publication number
20230208366
Publication date
Jun 29, 2023
Dialog Semiconductor B.V.
Anthony Gribben
H03 - BASIC ELECTRONIC CIRCUITRY