TREA

Reduction of undesired resonances

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  • 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

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H04R1/2869Reduction of undesired resonances
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • 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
  • Information Patent Application

    MINIATURE SOUNDER
    • Publication number 20170347204
    • Publication date Nov 30, 2017
    • AAC Technologies Pte. Ltd.
    • Ronglin Linghu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    In-Ear Monitor
    • Publication number 20170238085
    • Publication date Aug 17, 2017
    • Kenneth Ball
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    KNURLED SPEAKER DIAPHRAGM
    • Publication number 20160142824
    • Publication date May 19, 2016
    • MrSpeakers LLC
    • Daniel W. Clark
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE