Protection circuits for transducers

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CPC
H04R3/007

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HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R3/00Circuits for transducers , loudspeakers or microphones

Current Industry

H04R3/007Protection circuits for transducers

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Corona detection using audio data
- Patent number 12,192,715
- Issue date Jan 7, 2025
- Hubbell Incorporated
- Gary Michael Miller
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speaker control
- Patent number 12,185,067
- Issue date Dec 31, 2024
- Apple Inc.
- Thomas M. Jensen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Smart speaker power management
- Patent number 12,101,612
- Issue date Sep 24, 2024
- Apple Inc.
- Zhigang Dang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High acoustic overload point recovery apparatus and method
- Patent number 12,101,610
- Issue date Sep 24, 2024
- QUALCOMM Incorporated
- Michael Carfore
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for protecting dental patient hearing through...
- Patent number 12,096,190
- Issue date Sep 17, 2024
- HEALING SOUND CO., LTD.
- Jun Gu Kang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamic headroom management
- Patent number 12,096,189
- Issue date Sep 17, 2024
- Bose Corporation
- Elie Bou Daher
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Systems and methods of volume limiting
- Patent number 12,088,266
- Issue date Sep 10, 2024
- Sonos, Inc.
- Aurelio Ramos
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Panel-type speaker
- Patent number 12,089,022
- Issue date Sep 10, 2024
- DENSO TEN Limited
- Shizuka Ishigaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Submersible microphone system with a compressible spacer
- Patent number 12,081,939
- Issue date Sep 3, 2024
- GoPro, Inc.
- Joshua Randall Clyne
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Audio panel temperature control
- Patent number 12,063,488
- Issue date Aug 13, 2024
- Google LLC
- Jennis Jose
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive receiver
- Patent number 12,061,838
- Issue date Aug 13, 2024
- Cirrus Logic Inc.
- Pär Gunnars Risberg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sound control device of vehicle and control method thereof
- Patent number 12,057,098
- Issue date Aug 6, 2024
- Hyundai Motor Company
- Jung Keun You
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electrostatic earphone with adjustable acoustic transparency
- Patent number 12,047,727
- Issue date Jul 23, 2024
- Waves Audio Ltd.
- Gabriel Zeltzer
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speaker distortion correction device
- Patent number 12,035,115
- Issue date Jul 9, 2024
- Alps Alpine Co., Ltd.
- Yuji Saito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ingress protection mechanism
- Patent number 12,035,092
- Issue date Jul 9, 2024
- GM CRUISE HOLDINGS LLC
- Amanda Lind
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Concept for modifying a loudspeaker signal for preventing diaphragm...
- Patent number 12,028,690
- Issue date Jul 2, 2024
- Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Robin Ritter
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for monitoring and reporting speaker health
- Patent number 12,003,927
- Issue date Jun 4, 2024
- Dolby Laboratories Licensing Corporation
- Luca Revelli
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Acoustic transducer systems and methods of operating acoustic trans...
- Patent number 11,997,466
- Issue date May 28, 2024
- Audera Acoustics Inc.
- John B. French
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Proximity detection
- Patent number 11,997,461
- Issue date May 28, 2024
- Elliptic Laboratories AS
- Guenael Thomas Strutt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for electrostatic discharge protection
- Patent number 11,991,508
- Issue date May 21, 2024
- Hewlett-Packard Development Company, L.P.
- Liying Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Current detection circuit, chip, and current detection method used...
- Patent number 11,968,503
- Issue date Apr 23, 2024
- Shanghai Awinic Technology Co., LTD
- Zhifei Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless earphone
- Patent number 11,962,983
- Issue date Apr 16, 2024
- Huawei Technologies Co., Ltd.
- Qingqiu Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier systems
- Patent number 11,949,382
- Issue date Apr 2, 2024
- Cirrus Logic Inc.
- Philip Clarkin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voice coils for use with temperature sensors and devices including...
- Patent number 11,940,329
- Issue date Mar 26, 2024
- Google LLC
- James Marchant
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Smart speaker power management
- Patent number 11,910,171
- Issue date Feb 20, 2024
- Apple Inc.
- Zhigang Dang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Control of an electrostatic acoustic device
- Patent number 11,910,150
- Issue date Feb 20, 2024
- Waves Audio Ltd.
- Gabriel Zeltzer
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Display apparatus
- Patent number 11,900,855
- Issue date Feb 13, 2024
- HISENSE VISUAL TECHNOLOGY CO., LTD.
- Zhenhua Pang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Audio monitoring system
- Patent number 11,894,819
- Issue date Feb 6, 2024
- Sensaphonics, Inc.
- Stephen D. Julstrom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Audio circuit and mobile terminal provided with audio circuit
- Patent number 11,895,469
- Issue date Feb 6, 2024
- XI'AN ZHONGXING NEW SOFTWARE CO. LTD
- Fabiao Jiang
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
DYNAMIC LED LIGHT STRING CAPABLE OF PLAYING MUSIC
- Publication number 20250013428
- Publication date Jan 9, 2025
- LINHAI SHUNSHENG DECORATIVE LIGHTING CO.,LTD
- Hua Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HEARING PROTECTION APPARATUS
- Publication number 20240422477
- Publication date Dec 19, 2024
- Corey Sellers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
LOUDSPEAKER EXCURSION PREDICTION SYSTEM
- Publication number 20240406624
- Publication date Dec 5, 2024
- Elite Semiconductor Microelectronics Technology Inc.
- JUNG-KUEI CHANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ELECTRONIC DEVICE COMPRISING TEMPERATURE SENSOR
- Publication number 20240406625
- Publication date Dec 5, 2024
- Samsung Electronics Co., Ltd.
- Wanjae JU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER MANAGEMENT IN AUDIO SYSTEMS
- Publication number 20240385675
- Publication date Nov 21, 2024
- Cirrus Logic International Semiconductor Ltd.
- Chris RATTRAY
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ADAPTIVE RECEIVER
- Publication number 20240361979
- Publication date Oct 31, 2024
- Cirrus Logic International Semiconductor Ltd.
- Pär Gunnars RISBERG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COAXIAL SPEAKER TWEETER TEMPERATURE PROTECTION METHOD AND SYSTEM, A...
- Publication number 20240340582
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Yuheng Jiang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
COAXIAL SPEAKER PROTECTION METHOD, COAXIAL SPEAKER PROTECTION SYSTE...
- Publication number 20240340590
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Yuheng Jiang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER TEMPERATURE PROTECTION METHOD AND DEVICE, ELECTRONIC DEVICE...
- Publication number 20240340580
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Hongling Fu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER DISPLACEMENT PROTECTION METHOD AND DEVICE, AND COMPUTER-REA...
- Publication number 20240340581
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Hongling Fu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
COAXIAL SPEAKER PROTECTION METHOD, COAXIAL SPEAKER PROTECTION SYSTE...
- Publication number 20240340584
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Yuheng Jiang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COAXIAL SPEAKER PROTECTION METHOD, COAXIAL SPEAKER PROTECTION SYSTE...
- Publication number 20240340579
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Yuheng Jiang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRANSDUCER PROTECTION SYSTEM AND METHOD
- Publication number 20240340583
- Publication date Oct 10, 2024
- AAC TECHNOLOGIES (NANJING) CO., LTD.
- Ruizhi Lan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Loudspeaker with Negative Air Ions Generator
- Publication number 20240325589
- Publication date Oct 3, 2024
- Team of Deccon Inc.
- Nai-Han Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
CLIPPING PREVENTION IN SWITCHED MODE DRIVERS
- Publication number 20240323601
- Publication date Sep 26, 2024
- Cirrus Logic International Semiconductor Ltd.
- Ross C. MORGAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DRIVER CIRCUIT WITH OVERCURRENT PROTECTION
- Publication number 20240297643
- Publication date Sep 5, 2024
- TEXAS INSTRUMENTS INCORPORATED
- Shaik BASHA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ACOUSTIC TRANSDUCER SYSTEMS AND METHODS OF OPERATING ACOUSTIC TRANS...
- Publication number 20240276153
- Publication date Aug 15, 2024
- Audera Acoustics Inc.
- John B. French
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS, METHODS, AND DEVICES FOR AUDITORY ENHANCEMENT
- Publication number 20240244387
- Publication date Jul 18, 2024
- ROCKFORD CORPORATION
- Wayne Connolly
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND APPARATUS TO PROTECT CIRCUITRY FROM OVERCURRENT CONDITIONS
- Publication number 20240235185
- Publication date Jul 11, 2024
- TEXAS INSTRUMENTS INCORPORATED
- Supriyo Palit
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PROXIMITY DETECTION
- Publication number 20240236563
- Publication date Jul 11, 2024
- ELLIPTIC LABORATORIES AS
- Guenael Thomas Strutt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSDUCER EXCURSION CORRECTION
- Publication number 20240223980
- Publication date Jul 4, 2024
- Google LLC
- Lei Chen
- G01 - MEASURING TESTING
Information Patent Application
CONTROL OF AN ELECTROSTATIC ACOUSTIC DEVICE
- Publication number 20240187776
- Publication date Jun 6, 2024
- Waves Audio Ltd.
- Gabriel Zeltzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUDIO DEVICE WITH ELECTROSTATIC DISCHARGE PROTECTION
- Publication number 20240179462
- Publication date May 30, 2024
- Bose Corporation
- Donna Marie SULLIVAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC DEVICE WITH SPEAKER PROTECTION MECHANISM
- Publication number 20240171908
- Publication date May 23, 2024
- ACER INCORPORATED
- Po-Jen TU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHODS AND APPARATUS TO PROTECT CIRCUITRY FROM OVERCURRENT CONDITIONS
- Publication number 20240136809
- Publication date Apr 25, 2024
- TEXAS INSTRUMENTS INCORPORATED
- Supriyo Palit
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VIBRATIONAL TRANSDUCER CONTROL
- Publication number 20240114288
- Publication date Apr 4, 2024
- Cirrus Logic International Semiconductor Ltd.
- Ning LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SMART SPEAKER POWER MANAGEMENT
- Publication number 20240107229
- Publication date Mar 28, 2024
- Apple Inc.
- Zhigang Dang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRO-ACOUSTIC TRANSDUCER
- Publication number 20240098410
- Publication date Mar 21, 2024
- ams Sensors Singapore Pte. Ltd.
- Laurent NEVOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC DEVICE CHARGING VIA AN AUDIO JACK
- Publication number 20240073636
- Publication date Feb 29, 2024
- Voyetra Turtle Beach, Inc.
- Richard Kulavik
- G06 - COMPUTING CALCULATING COUNTING

Protection circuits for transducers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Corona detection using audio data

Speaker control

Power limiter configuration for audio signals

Smart speaker power management

High acoustic overload point recovery apparatus and method

Apparatus and method for protecting dental patient hearing through...

Dynamic headroom management

Systems and methods of volume limiting

Panel-type speaker

Submersible microphone system with a compressible spacer

Audio panel temperature control

Adaptive receiver

Sound control device of vehicle and control method thereof

Electrostatic earphone with adjustable acoustic transparency

Speaker distortion correction device

Ingress protection mechanism

Concept for modifying a loudspeaker signal for preventing diaphragm...

Method and system for monitoring and reporting speaker health

Acoustic transducer systems and methods of operating acoustic trans...

Proximity detection

System and method for electrostatic discharge protection

Current detection circuit, chip, and current detection method used...

Wireless earphone

Amplifier systems

Voice coils for use with temperature sensors and devices including...

Smart speaker power management

Control of an electrostatic acoustic device

Display apparatus

Audio monitoring system

Audio circuit and mobile terminal provided with audio circuit

Patents Applicationslast 30 patents

DYNAMIC LED LIGHT STRING CAPABLE OF PLAYING MUSIC

HEARING PROTECTION APPARATUS

LOUDSPEAKER EXCURSION PREDICTION SYSTEM

ELECTRONIC DEVICE COMPRISING TEMPERATURE SENSOR

POWER MANAGEMENT IN AUDIO SYSTEMS

ADAPTIVE RECEIVER

COAXIAL SPEAKER TWEETER TEMPERATURE PROTECTION METHOD AND SYSTEM, A...

COAXIAL SPEAKER PROTECTION METHOD, COAXIAL SPEAKER PROTECTION SYSTE...

SPEAKER TEMPERATURE PROTECTION METHOD AND DEVICE, ELECTRONIC DEVICE...

SPEAKER DISPLACEMENT PROTECTION METHOD AND DEVICE, AND COMPUTER-REA...

COAXIAL SPEAKER PROTECTION METHOD, COAXIAL SPEAKER PROTECTION SYSTE...

COAXIAL SPEAKER PROTECTION METHOD, COAXIAL SPEAKER PROTECTION SYSTE...

TRANSDUCER PROTECTION SYSTEM AND METHOD

Loudspeaker with Negative Air Ions Generator

SPEAKER DISTORTION CORRECTION DEVICE

CLIPPING PREVENTION IN SWITCHED MODE DRIVERS

DRIVER CIRCUIT WITH OVERCURRENT PROTECTION

ACOUSTIC TRANSDUCER SYSTEMS AND METHODS OF OPERATING ACOUSTIC TRANS...

SYSTEMS, METHODS, AND DEVICES FOR AUDITORY ENHANCEMENT

METHODS AND APPARATUS TO PROTECT CIRCUITRY FROM OVERCURRENT CONDITIONS

PROXIMITY DETECTION

TRANSDUCER EXCURSION CORRECTION

CONTROL OF AN ELECTROSTATIC ACOUSTIC DEVICE

AUDIO DEVICE WITH ELECTROSTATIC DISCHARGE PROTECTION

ELECTRONIC DEVICE WITH SPEAKER PROTECTION MECHANISM

METHODS AND APPARATUS TO PROTECT CIRCUITRY FROM OVERCURRENT CONDITIONS

VIBRATIONAL TRANSDUCER CONTROL

SMART SPEAKER POWER MANAGEMENT

ELECTRO-ACOUSTIC TRANSDUCER

ELECTRONIC DEVICE CHARGING VIA AN AUDIO JACK