Reduction of undesired resonances

Industry

CPC
H04R1/2869

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Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R1/00Details of transducers, loudspeakers or microphones

Current Industry

H04R1/2869Reduction of undesired resonances

Industries

Patents Grantslast 30 patents

Information Patent Grant
Active acoustic ripple cancellation for MEMS mirrors
- Patent number 12,223,941
- Issue date Feb 11, 2025
- Google LLC
- Sangtak Park
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Earphone with duct unit dividing pressure equilibrium hole and back...
- Patent number 12,137,311
- Issue date Nov 5, 2024
- EM-TECH CO., LTD.
- Jun Hee Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic filter for a coaxial electro-acoustic transducer
- Patent number 12,010,481
- Issue date Jun 11, 2024
- BLUEPRINT ACOUSTICS PTY LTD.
- Zeljko Velican
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic equipment including a sound-proof acoustic duct
- Patent number 11,997,453
- Issue date May 28, 2024
- Sagemcom Broadband SAS
- Arnaud Ferreira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Techniques for loudspeaker constrained acoustic modulator (CAM)
- Patent number 11,968,495
- Issue date Apr 23, 2024
- Paul M. Krueger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vehicle door
- Patent number 11,827,156
- Issue date Nov 28, 2023
- AAC Microtech (Changzhou) Co., Ltd.
- Tao Shao
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Voice reception device
- Patent number 11,778,372
- Issue date Oct 3, 2023
- Merry Electronics Co., Ltd.
- Chen Mao Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, system and devices for selective modal control for vibratin...
- Patent number 11,743,657
- Issue date Aug 29, 2023
- The University of Rochester
- Michael Charles Heilemann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Active acoustic and vibration noise canceling in waterproof camera
- Patent number 11,462,201
- Issue date Oct 4, 2022
- GoPro, Inc.
- Erich Tisch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Moving coil microphone transducer with secondary port
- Patent number 11,451,891
- Issue date Sep 20, 2022
- Shure Acquisition Holdings, Inc.
- Roger Stephen Grinnip
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method, system and devices for selective modal control for vibratin...
- Patent number 11,438,704
- Issue date Sep 6, 2022
- The University of Rochester
- Michael Charles Heilemann
- G05 - CONTROLLING REGULATING
Information Patent Grant
Information processing apparatus
- Patent number 11,405,715
- Issue date Aug 2, 2022
- Sony Corporation
- Ryuichi Namba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic device
- Patent number 11,363,371
- Issue date Jun 14, 2022
- Merry Electronics(Shenzhen) Co., Ltd.
- Hung-Wei Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker device and enclosure
- Patent number 11,202,136
- Issue date Dec 14, 2021
- FOREMAR LLC
- Jun Ueki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound transducer
- Patent number 11,115,752
- Issue date Sep 7, 2021
- INSTITUT FÜR RUNDFUNKTECHNIK
- Roman Stumpner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Display apparatus
- Patent number 11,012,772
- Issue date May 18, 2021
- LG Display Co., Ltd.
- Jongsik Ham
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Active acoustic and vibration noise canceling in waterproof camera
- Patent number 10,984,777
- Issue date Apr 20, 2021
- GoPro, Inc.
- Erich Tisch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Multi-plane microphone array
- Patent number 10,986,437
- Issue date Apr 20, 2021
- Amazon Technologies, Inc.
- Guangdong Pan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vehicle speaker arragement
- Patent number 10,904,656
- Issue date Jan 26, 2021
- Harman International Industries, Incorporated
- Christopher Ludwig
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Echo reducer, voice communication device, method for reducing echo,...
- Patent number 10,827,075
- Issue date Nov 3, 2020
- Yamaha Corporation
- Tetsuto Kawai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Direct-radiating earphone drivers
- Patent number 10,721,549
- Issue date Jul 21, 2020
- 1964 Ears, LLC
- Vitaliy Y. Belonozhko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and methods for monitoring a microphone
- Patent number 10,674,253
- Issue date Jun 2, 2020
- Cirrus Logic, Inc.
- John Paul Lesso
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibrational devices as sound sensors
- Patent number 10,628,484
- Issue date Apr 21, 2020
- Board of Trustees of the University of Illinois
- Romit Roy Choudhury
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pickup sensor and biological sensor
- Patent number 10,575,087
- Issue date Feb 25, 2020
- FUJIFILM Corporation
- Tetsu Miyoshi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus and methods for monitoring a microphone
- Patent number 10,567,896
- Issue date Feb 18, 2020
- Cirrus Logic, Inc.
- John Paul Lesso
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Moving coil microphone transducer with secondary port
- Patent number 10,542,337
- Issue date Jan 21, 2020
- Shure Acquisition Holdings, Inc.
- Roger Stephen Grinnip
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vehicle speaker arrangement
- Patent number 10,531,194
- Issue date Jan 7, 2020
- Harman International Industries, Incorporated
- Christopher Ludwig
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Active acoustic and vibration noise canceling in waterproof camera
- Patent number 10,522,129
- Issue date Dec 31, 2019
- GoPro, Inc.
- Erich Tisch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacoustic transducer, method of manufacturing electroacoustic...
- Patent number 10,506,349
- Issue date Dec 10, 2019
- Audio-Technica Corporation
- Maiko Komatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker system
- Patent number 10,484,768
- Issue date Nov 19, 2019
- Eric James Lundgard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HELMHOLTZ RESONATOR, ACOUSTIC METAMATERIAL, ACOUSTIC ABSORBER, SOUN...
- Publication number 20250210023
- Publication date Jun 26, 2025
- SONY GROUP CORPORATION
- Falk-Martin HOFFMANN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
BONE CONDUCTION MICROPHONE WITH RESONANCE CONTROL BASED ON DETERMIN...
- Publication number 20250142250
- Publication date May 1, 2025
- QUALCOMM Incorporated
- Chun Kun KIM
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ELECTRONIC DEVICES
- Publication number 20250133320
- Publication date Apr 24, 2025
- SHENZHEN SHOKZ CO., LTD.
- Chaowu LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC OUTPUT DEVICES
- Publication number 20240251200
- Publication date Jul 25, 2024
- SHENZHEN SHOKZ CO., LTD.
- Liwei WANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROPHONE CHIP AND MICROPHONE
- Publication number 20240205578
- Publication date Jun 20, 2024
- AAC TECHNOLOGIES PTE. LTD
- Euan James Boyd
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HEARING DEVICE
- Publication number 20230300509
- Publication date Sep 21, 2023
- Starkey Laboratories, Inc.
- Sidney A. Higgins
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Vehicle Door
- Publication number 20230202405
- Publication date Jun 29, 2023
- AAC Microtech (Changzhou) Co., Ltd.
- Tao Shao
- B60 - VEHICLES IN GENERAL
Information Patent Application
VOICE RECEPTION DEVICE
- Publication number 20230027858
- Publication date Jan 26, 2023
- Merry Electronics Co., Ltd.
- Chen Mao Yang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MOVING COIL MICROPHONE TRANSDUCER WITH SECONDARY PORT
- Publication number 20220394364
- Publication date Dec 8, 2022
- Shure Acquisition Holdings, Inc.
- Roger Stephen Grinnip
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Earphone with Duct Unit Dividing Pressure Equilibirum Hole and Back...
- Publication number 20220329926
- Publication date Oct 13, 2022
- Jun Hee Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC EQUIPMENT INCLUDING A SOUND-PROOF ACOUSTIC DUCT
- Publication number 20220272441
- Publication date Aug 25, 2022
- SAGEMCOM BROADBAND SAS
- Arnaud FERREIRA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC DEVICE
- Publication number 20220167080
- Publication date May 26, 2022
- Merry Electronics(Shenzhen) Co., Ltd.
- Hung-Wei Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD, SYSTEM AND DEVICES FOR SELECTIVE MODAL CONTROL FOR VIBRATIN...
- Publication number 20210352399
- Publication date Nov 11, 2021
- The University of Rochester
- Michael Charles HEILEMANN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC FILTER FOR A COAXIAL ELECTRO-ACOUSTIC TRANSDUCER
- Publication number 20210297768
- Publication date Sep 23, 2021
- BLUEPRINT ACOUSTICS PTY LTD
- Zeljko Velican
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVE ACOUSTIC AND VIBRATION NOISE CANCELING IN WATERPROOF CAMERA
- Publication number 20210272546
- Publication date Sep 2, 2021
- GoPro, Inc.
- Erich Tisch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INFORMATION PROCESSING APPARATUS
- Publication number 20210204052
- Publication date Jul 1, 2021
- SONY CORPORATION
- RYUICHI NAMBA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMPROVED SOUND TRANSDUCER
- Publication number 20200275195
- Publication date Aug 27, 2020
- INSTITUT FÜR RUNDFUNKTECHNIK
- Roman STUMPNER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVE ACOUSTIC AND VIBRATION NOISE CANCELING IN WATERPROOF CAMERA
- Publication number 20200184943
- Publication date Jun 11, 2020
- GoPro, Inc.
- Erich Tisch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Display Apparatus
- Publication number 20200014999
- Publication date Jan 9, 2020
- LG Display Co., Ltd.
- Jongsik HAM
- G02 - OPTICS
Information Patent Application
APPARATUS AND METHODS FOR MONITORING A MICROPHONE
- Publication number 20190261107
- Publication date Aug 22, 2019
- Cirrus Logic International Semiconductor Ltd.
- John Paul LESSO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EARPHONE, EARPHONE CONTROL METHOD AND DEVICE
- Publication number 20190208311
- Publication date Jul 4, 2019
- BOE TECHNOLOGY GROUP CO., LTD.
- Zhigang Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker System
- Publication number 20180343509
- Publication date Nov 29, 2018
- Eric James Lundgard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIBRATIONAL DEVICES AS SOUND SENSORS
- Publication number 20180336274
- Publication date Nov 22, 2018
- The Board of Trustee of the University of Illinois
- Romit Roy Choudhury
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Echo Reducer, Voice Communication Device, Method for Reducing Echo,...
- Publication number 20180332174
- Publication date Nov 15, 2018
- Yamaha Corporation
- Tetsuto KAWAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Display Apparatus
- Publication number 20180317000
- Publication date Nov 1, 2018
- LG Display Co., Ltd.
- Jongsik HAM
- G02 - OPTICS
Information Patent Application
ELECTROACOUSTIC TRANSDUCER
- Publication number 20180316995
- Publication date Nov 1, 2018
- FUJIFILM CORPORATION
- Tetsu MIYOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interference Reduction Techniques in Haptic Systems
- Publication number 20180304310
- Publication date Oct 25, 2018
- ULTRAHAPTICS IP LTD
- Benjamin John Oliver Long
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHODS FOR MONITORING A MICROPHONE
- Publication number 20180288523
- Publication date Oct 4, 2018
- Cirrus Logic International Semiconductor Ltd.
- John Paul Lesso
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVE ACOUSTIC AND VIBRATION NOISE CANCELING IN WATERPROOF CAMERA
- Publication number 20180102123
- Publication date Apr 12, 2018
- GoPro, Inc.
- Erich Tisch
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND REPRODUCING DEVICE
- Publication number 20170374450
- Publication date Dec 28, 2017
- Pioneer Corporation
- Yoshinao KATO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Reduction of undesired resonances

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Active acoustic ripple cancellation for MEMS mirrors

Earphone with duct unit dividing pressure equilibrium hole and back...

Acoustic filter for a coaxial electro-acoustic transducer

Electronic equipment including a sound-proof acoustic duct

Techniques for loudspeaker constrained acoustic modulator (CAM)

Vehicle door

Voice reception device

Method, system and devices for selective modal control for vibratin...

Active acoustic and vibration noise canceling in waterproof camera

Moving coil microphone transducer with secondary port

Method, system and devices for selective modal control for vibratin...

Information processing apparatus

Electronic device

Speaker device and enclosure

Sound transducer

Display apparatus

Active acoustic and vibration noise canceling in waterproof camera

Multi-plane microphone array

Vehicle speaker arragement

Echo reducer, voice communication device, method for reducing echo,...

Direct-radiating earphone drivers

Apparatus and methods for monitoring a microphone

Vibrational devices as sound sensors

Pickup sensor and biological sensor

Apparatus and methods for monitoring a microphone

Moving coil microphone transducer with secondary port

Vehicle speaker arrangement

Active acoustic and vibration noise canceling in waterproof camera

Electroacoustic transducer, method of manufacturing electroacoustic...

Speaker system

Patents Applicationslast 30 patents

HELMHOLTZ RESONATOR, ACOUSTIC METAMATERIAL, ACOUSTIC ABSORBER, SOUN...

BONE CONDUCTION MICROPHONE WITH RESONANCE CONTROL BASED ON DETERMIN...

ELECTRONIC DEVICES

ACOUSTIC OUTPUT DEVICES

MICROPHONE CHIP AND MICROPHONE

HEARING DEVICE

Vehicle Door

VOICE RECEPTION DEVICE

MOVING COIL MICROPHONE TRANSDUCER WITH SECONDARY PORT

Earphone with Duct Unit Dividing Pressure Equilibirum Hole and Back...

ELECTRONIC EQUIPMENT INCLUDING A SOUND-PROOF ACOUSTIC DUCT

ELECTRONIC DEVICE

METHOD, SYSTEM AND DEVICES FOR SELECTIVE MODAL CONTROL FOR VIBRATIN...

ACOUSTIC FILTER FOR A COAXIAL ELECTRO-ACOUSTIC TRANSDUCER

ACTIVE ACOUSTIC AND VIBRATION NOISE CANCELING IN WATERPROOF CAMERA

INFORMATION PROCESSING APPARATUS

IMPROVED SOUND TRANSDUCER

ACTIVE ACOUSTIC AND VIBRATION NOISE CANCELING IN WATERPROOF CAMERA

Display Apparatus

APPARATUS AND METHODS FOR MONITORING A MICROPHONE

EARPHONE, EARPHONE CONTROL METHOD AND DEVICE

Speaker System

VIBRATIONAL DEVICES AS SOUND SENSORS

Echo Reducer, Voice Communication Device, Method for Reducing Echo,...

Display Apparatus

ELECTROACOUSTIC TRANSDUCER

Interference Reduction Techniques in Haptic Systems

APPARATUS AND METHODS FOR MONITORING A MICROPHONE

ACTIVE ACOUSTIC AND VIBRATION NOISE CANCELING IN WATERPROOF CAMERA

SOUND REPRODUCING DEVICE