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Pulse amplitude modulation being used in an amplifying circuit
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H03F2200/339
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ELECTRICITY
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Electronic circuits
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AMPLIFIERS
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Indexing scheme relating to amplifiers
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H03F2200/339
Pulse amplitude modulation being used in an amplifying circuit
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Patents Grants
last 30 patents
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
Class D amplifier circuit
Patent number
11,121,690
Issue date
Sep 14, 2021
Cirrus Logic, Inc.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transimpedance amplifier with variable inductance input reducing pe...
Patent number
10,574,195
Issue date
Feb 25, 2020
Inphi Corporation
Tom Broekaert
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Modulator for a digital amplifier
Patent number
10,476,517
Issue date
Nov 12, 2019
Forschungsverbund Berlin e.V.
Florian Hühn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Class D amplifier circuit
Patent number
10,461,714
Issue date
Oct 29, 2019
Cirrus Logic, Inc.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power amplifying apparatus with spurious signal reduction function
Patent number
10,396,765
Issue date
Aug 27, 2019
SAMSUNG ELECTRO-MECHANICS CO., LTD.
Byeong Hak Jo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transimpedance amplifier with variable inductance input reducing pe...
Patent number
10,181,827
Issue date
Jan 15, 2019
Inphi Corporation
Tom Broekaert
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High-efficiency RF digital power amplifier with joint duty-cycle/am...
Patent number
10,135,409
Issue date
Nov 20, 2018
Marvell International Ltd.
David Cousinard
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplifier for modulating the amplitude of an RF signal
Patent number
10,027,293
Issue date
Jul 17, 2018
Kabushiki Kaisha Toshiba
Gavin Watkins
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuits and operating methods thereof for correcting phase errors...
Patent number
9,974,038
Issue date
May 15, 2018
MACOM Technology Solutions Holdings, Inc.
Damian McCann
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Variable gain amplifier and driver implementing the same
Patent number
9,973,165
Issue date
May 15, 2018
Sumitomo Electric Industries, Ltd.
Keiji Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transimpedance amplifier with variable inductance input reducing pe...
Patent number
9,899,969
Issue date
Feb 20, 2018
Inphi Corporation
Tom Broekaert
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class D amplifier circuit
Patent number
9,899,978
Issue date
Feb 20, 2018
Cirrus Logic, Inc.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Linearizing and reducing peaking simultaneously in single-to-differ...
Patent number
9,787,272
Issue date
Oct 10, 2017
Avago Technologies General IP (Singapore) Pte. Ltd.
Chakravartula Nallani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transimpedance amplifier with variable inductance input reducing pe...
Patent number
9,774,305
Issue date
Sep 26, 2017
Inphi Corporation
Tom Broekaert
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Outphasing transmitter systems and methods
Patent number
9,742,367
Issue date
Aug 22, 2017
Avago Technologies General IP (Singapore) Pte. Ltd.
Alex Ahmad Mirzaei
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Class D amplifier circuit
Patent number
9,628,040
Issue date
Apr 18, 2017
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Audio mixing device, method thereof, and electronic device
Patent number
9,438,362
Issue date
Sep 6, 2016
Ricoh Company, Ltd.
Yukihiro Imai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Supply modulator
Patent number
9,385,662
Issue date
Jul 5, 2016
Snaptrack, Inc.
Gerard Wimpenny
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Apparatus and method for performing a calculation operation
Patent number
7,822,800
Issue date
Oct 26, 2010
Camco Produktions-und Vertriebs GmbH fur Beschallungs-und Beleuchtungsanlagen
Thomas Schulze
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Methods and apparatus for reducing peak-to-RMS amplitude ratio in c...
Patent number
7,639,098
Issue date
Dec 29, 2009
Panasonic Corporation
Stephen V. Schell
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
HIGH-FREQUENCY POWER SUPPLY
Publication number
20250030384
Publication date
Jan 23, 2025
KYOSAN ELECTRIC MFG. CO., LTD.
Unbou Tei
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER CIRCUIT
Publication number
20210351755
Publication date
Nov 11, 2021
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER CIRCUIT
Publication number
20190386626
Publication date
Dec 19, 2019
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MODULATOR FOR A DIGITAL AMPLIFIER
Publication number
20190131999
Publication date
May 2, 2019
FORSCHUNGSVERBUND BERLIN E.V.
Florian HÜHN
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRANSIMPEDANCE AMPLIFIER WITH VARIABLE INDUCTANCE INPUT REDUCING PE...
Publication number
20190044484
Publication date
Feb 7, 2019
INPHI CORPORATION
Tom BROEKAERT
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER CIRCUIT
Publication number
20180159490
Publication date
Jun 7, 2018
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRANSIMPEDANCE AMPLIFIER WITH VARIABLE INDUCTANCE INPUT REDUCING PE...
Publication number
20180145644
Publication date
May 24, 2018
INPHI CORPORATION
Tom BROEKAERT
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRANSIMPEDANCE AMPLIFIER WITH VARIABLE INDUCTANCE INPUT REDUCING PE...
Publication number
20180041175
Publication date
Feb 8, 2018
INPHI CORPORATION
Tom BROEKAERT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CIRCUITS AND OPERATING METHODS THEREOF FOR CORRECTING PHASE ERRORS...
Publication number
20180007650
Publication date
Jan 4, 2018
MACOM Technology Solutions Holdings, Inc.
Damian McCann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CLASS D AMPLIFIER CIRCUIT
Publication number
20170194926
Publication date
Jul 6, 2017
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
LINEARIZING AND REDUCING PEAKING SIMULTANEOUSLY IN SINGLE-TO-DIFFER...
Publication number
20170126191
Publication date
May 4, 2017
Avago Technologies General IP (Singapore) PTE. LTD.
Chakravartula Nallani
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VARIABLE GAIN AMPLIFIER AND DRIVER IMPLEMENTING THE SAME
Publication number
20170117863
Publication date
Apr 27, 2017
Sumitomo Electric Industries, Ltd.
Keiji Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AMPLIFIER FOR MODULATING THE AMPLITUDE OF AN RF SIGNAL
Publication number
20170040960
Publication date
Feb 9, 2017
KABUSHIKI KAISHA TOSHIBA
Gavin Watkins
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OUTPHASING TRANSMITTER SYSTEMS AND METHODS
Publication number
20170033743
Publication date
Feb 2, 2017
BROADCOM CORPORATION
Alex Ahmad Mirzaei
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CLASS D AMPLIFIER CIRCUIT
Publication number
20160065158
Publication date
Mar 3, 2016
Cirrus Logic International Semiconductor Ltd.
John Paul Lesso
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
OUTPUT POWER TUNING USING PULSE POSITION AND PULSE WIDTH CONTROL IN...
Publication number
20150222230
Publication date
Aug 6, 2015
Auriga Measurement Systems, LLC
Yusuke Tajima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SUPPLY MODULATOR
Publication number
20150054588
Publication date
Feb 26, 2015
NUJIRA LIMITED
Gerard Wimpenny
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO MIXING DEVICE, METHOD THEREOF, AND ELECTRONIC DEVICE
Publication number
20120213389
Publication date
Aug 23, 2012
RICOH COMPANY, LTD.
Yukihiro IMAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND APPARATUS FOR REDUCING PEAK-TO-RMS AMPLITUDE RATIO IN C...
Publication number
20090108951
Publication date
Apr 30, 2009
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Stephan V. Schell
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Apparatus and method for performing a calculation operation
Publication number
20070288541
Publication date
Dec 13, 2007
CAMCO Produktions-und Vertriebs GmbH fur Beschallungs und Beleuchtungsanlagen
Thomas Schulze
H03 - BASIC ELECTRONIC CIRCUITRY