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AMPLIFIERS
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Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
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H03F1/3264
in audio amplifiers
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Patents Grants
last 30 patents
Information
Patent Grant
Hearing device comprising an amplifier system for minimizing variat...
Patent number
12,155,998
Issue date
Nov 26, 2024
Oticon A/S
Vijay Kumar Bhat
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
12,113,489
Issue date
Oct 8, 2024
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio processing system signal-level based temporal masking
Patent number
12,039,964
Issue date
Jul 16, 2024
Cirrus Logic, Inc.
Ku He
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,888,450
Issue date
Jan 30, 2024
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Signal processing device
Patent number
11,849,290
Issue date
Dec 19, 2023
Audio-Technica Corporation
Yasuhito Kikuhara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,791,778
Issue date
Oct 17, 2023
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Hearing device comprising an amplifier system for minimizing variat...
Patent number
11,711,656
Issue date
Jul 25, 2023
Oticon A/S
Vijay Kumar Bhat
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio power source with improved efficiency
Patent number
11,699,981
Issue date
Jul 11, 2023
Biamp Systems, LLC
David F. Baretich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,699,979
Issue date
Jul 11, 2023
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,632,086
Issue date
Apr 18, 2023
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Systems and methods for limiter functions
Patent number
11,496,099
Issue date
Nov 8, 2022
Mimi-Hearing Technologies GmbH
Christoph Hohnerlein
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio power source with improved efficiency
Patent number
11,463,061
Issue date
Oct 4, 2022
Biamp Systems, LLC
David F. Baretich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
Power limiter configuration for audio signals
Patent number
11,424,723
Issue date
Aug 23, 2022
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,398,801
Issue date
Jul 26, 2022
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Controller for an electromechanical transducer
Patent number
11,381,908
Issue date
Jul 5, 2022
Michael James Turner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Signal processing device
Patent number
11,212,630
Issue date
Dec 28, 2021
Audio-Technica Corporation
Yasuhito Kikuhara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,171,615
Issue date
Nov 9, 2021
Blamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
11,146,219
Issue date
Oct 12, 2021
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio play circuit and audio play device
Patent number
11,139,784
Issue date
Oct 5, 2021
Huawei Technologies Co., Ltd.
Deyang Yin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Hearing device comprising an amplifier system for minimizing variat...
Patent number
11,082,776
Issue date
Aug 3, 2021
Oticon A/S
Vijay Kumar Bhat
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio codec circuit and method for processing audio data
Patent number
11,018,634
Issue date
May 25, 2021
Realtek Semiconductor Corp.
Chih-Kang Chien
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Methods and apparatus for an amplifier circuit
Patent number
10,951,181
Issue date
Mar 16, 2021
Semiconductor Components Industries, LLC
Akinobu Onishi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Error amplifier
Patent number
10,931,242
Issue date
Feb 23, 2021
Reid Acoustic Designs Ltd.
Laurence Reid
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio power source with improved efficiency
Patent number
10,917,059
Issue date
Feb 9, 2021
Biamp Systems, LLC
David F. Baretich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Audio processing circuit and terminal device
Patent number
10,903,801
Issue date
Jan 26, 2021
Huawei Technologies Co., Ltd.
Deyang Yin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power limiter configuration for audio signals
Patent number
10,826,441
Issue date
Nov 3, 2020
Biamp Systems, LLC
Aaron Faulstich
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio amplifiers
Patent number
10,700,648
Issue date
Jun 30, 2020
Cirrus Logic, Inc.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Closed-loop digital compensation scheme
Patent number
10,651,801
Issue date
May 12, 2020
Cirrus Logic, Inc.
Lei Zhu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio power source with improved efficiency
Patent number
10,608,607
Issue date
Mar 31, 2020
Biamp Systems, LLC
David F. Baretich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
SPEAKER DISTORTION CORRECTION DEVICE
Publication number
20240333232
Publication date
Oct 3, 2024
ALPS ALPINE CO., LTD.
Yuji SAITO
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20230353101
Publication date
Nov 2, 2023
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
NON-LINEAR FUNCTION IN AN EARLY-SAMPLED HYBRID MULTI-LEVEL CONVERTE...
Publication number
20230344394
Publication date
Oct 26, 2023
Cirrus Logic International Semiconductor Ltd.
John L. MELANSON
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
HEARING DEVICE COMPRISING AN AMPLIFIER SYSTEM FOR MINIMIZING VARIAT...
Publication number
20230283968
Publication date
Sep 7, 2023
OTICON A/S
Vijay Kumar BHAT
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO POWER SOURCE WITH IMPROVED EFFICIENCY
Publication number
20230025847
Publication date
Jan 26, 2023
Biamp Systems, LLC
David F. Baretich
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20220407472
Publication date
Dec 22, 2022
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20220368290
Publication date
Nov 17, 2022
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
CLASS-D AMPLIFIER, A METHOD OF CONTROLLING A GAIN OF AN INPUT AUDIO...
Publication number
20220224293
Publication date
Jul 14, 2022
Yamaha Corporation
Shinya MIZOSHIRI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20220069778
Publication date
Mar 3, 2022
Biamp Systems, LLC
Aaron Faulstich
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20220052654
Publication date
Feb 17, 2022
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SYSTEMS AND METHODS FOR LIMITER FUNCTIONS
Publication number
20220038062
Publication date
Feb 3, 2022
Mimi Hearing Technologies GmbH
Christoph Hohnerlein
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SIGNAL PROCESSING DEVICE
Publication number
20210385598
Publication date
Dec 9, 2021
Audio-Technica Corporation
Yasuhito KIKUHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
HEARING DEVICE COMPRISING AN AMPLIFIER SYSTEM FOR MINIMIZING VARIAT...
Publication number
20210337321
Publication date
Oct 28, 2021
OTICON A/S
Vijay Kumar BHAT
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO POWER SOURCE WITH IMPROVED EFFICIENCY
Publication number
20210167744
Publication date
Jun 3, 2021
Biamp Systems, LLC
David F. Baretich
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHODS AND APPARATUS FOR AN AMPLIFIER CIRCUIT
Publication number
20210152137
Publication date
May 20, 2021
Semiconductor Components Industries, LLC
Akinobu ONISHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SIGNAL PROCESSING DEVICE
Publication number
20210136506
Publication date
May 6, 2021
Audio-Technica Corporation
Yasuhito KIKUHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20210050823
Publication date
Feb 18, 2021
Biamp Systems, LLC
Aaron Faulstich
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO CODEC CIRCUIT AND METHOD FOR PROCESSING AUDIO DATA
Publication number
20210013845
Publication date
Jan 14, 2021
Realtek Semiconductor Corp.
Chih-Kang Chien
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Power Limiter Configuration for Audio Signals
Publication number
20200252033
Publication date
Aug 6, 2020
Biamp Systems, LLC
Aaron Faulstich
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
An Error Amplifier
Publication number
20200235707
Publication date
Jul 23, 2020
Reid Acoustic Designs Ltd.
Laurence REID
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO PLAY CIRCUIT AND AUDIO PLAY DEVICE
Publication number
20200228069
Publication date
Jul 16, 2020
Huawei Technologies Co., Ltd
Deyang Yin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO POWER SOURCE WITH IMPROVED EFFICIENCY
Publication number
20200228082
Publication date
Jul 16, 2020
Biamp Systems, LLC
David F. Baretich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HEARING DEVICE COMPRISING AN AMPLIFIER SYSTEM FOR MINIMIZING VARIAT...
Publication number
20200213778
Publication date
Jul 2, 2020
OTICON A/S
Vijay Kumar BHAT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROLLER FOR AN ELECTROMECHANICAL TRANSDUCER
Publication number
20200177990
Publication date
Jun 4, 2020
Michael James Turner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio Processing Circuit and Terminal Device
Publication number
20200127613
Publication date
Apr 23, 2020
Huawei Technologies Co., Ltd
Deyang Yin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHODS AND APPARATUS FOR AN AMPLIFIER CIRCUIT
Publication number
20200112288
Publication date
Apr 9, 2020
Semiconductor Components Industries, LLC
Akinobu ONISHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO POWER SOURCE WITH IMPROVED EFFICIENCY
Publication number
20190214956
Publication date
Jul 11, 2019
Biamp Systems, LLC
David F. Baretich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CLOSED-LOOP DIGITAL COMPENSATION SCHEME
Publication number
20190149096
Publication date
May 16, 2019
Cirrus Logic International Semiconductor Ltd.
Lei Zhu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL AMPLIFIER
Publication number
20190028069
Publication date
Jan 24, 2019
Panasonic Intellectual Property Management Co., Ltd.
SHINICHI WATANABE
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO AMPLIFIERS
Publication number
20180351515
Publication date
Dec 6, 2018
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY