TREA

Diaphragms for electromechanical transducers Cones

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Industry

  • CPC
  • H04R7/00
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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

Current Industry

H04R7/00Diaphragms for electromechanical transducers Cones

Sub Industries

H04R7/02characterised by the construction H04R7/04Plane diaphragms H04R7/045using the distributed mode principle H04R7/06comprising a plurality of sections or layers H04R7/08comprising superposed layers separated by air or other fluid H04R7/10comprising superposed layers in contact H04R7/12Non-planar diaphragms or cones H04R7/122comprising a plurality of sections or layers H04R7/125comprising a plurality of superposed layers in contact H04R7/127dome-shaped H04R7/14corrugated, pleated or ribbed H04R7/16Mounting or tensioning of diaphragms or cones H04R7/18at the periphery H04R7/20Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands H04R7/22Clamping rim of diaphragm or cone against seating H04R7/24Tensioning by means acting directly on free portions of diaphragm or cone H04R7/26Damping by means acting directly on free portion of diaphragm or cone
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

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    • Kyungyeol RYU
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    MEMS microphone
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    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
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    • ALPS ALPINE CO., LTD.
    • Ryo ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    MULTI-LAYER BOARD ACTUATOR HAVING A PLANAR MAGNET AND VOICE COIL
    • Publication number 20250048035
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    • Apple Inc.
    • Stuart M. Nevill
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    Electrostatic Transducer And Diaphragm
    • Publication number 20250048039
    • Publication date Feb 6, 2025
    • WARWICK ACOUSTICS LIMITED
    • Benjamin Martin LISLE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SOUND DEVICE
    • Publication number 20250039598
    • Publication date Jan 30, 2025
    • LG ELECTRONICS INC.
    • Giljae LEE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    ACOUSTIC APPARATUS
    • Publication number 20250039603
    • Publication date Jan 30, 2025
    • ALPS ALPINE CO., LTD.
    • Ryo ITO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    LAMINATED VEHICLE GLASS STRUCTURES INCLUDING THREE-DIMENSIONAL PRIN...
    • Publication number 20250031579
    • Publication date Jan 23, 2025
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Julien P. Mourou
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SPEAKER
    • Publication number 20250030985
    • Publication date Jan 23, 2025
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHua TONG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250030986
    • Publication date Jan 23, 2025
    • Shenzhen Luxshare Acoustics Technology Ltd.
    • ZhiHua TONG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    MICROELECTROMECHANICAL DEVICE, MICROELECTROMECHANICAL MICROPHONE AN...
    • Publication number 20250030987
    • Publication date Jan 23, 2025
    • ROBERT BOSCH GmbH
    • Jochen Reinmuth
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
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    FOUNDRY-COMPATIBLE PROCESS FOR INTEGRATED MICRO-SPEAKER AND MICROPHONE
    • Publication number 20250030998
    • Publication date Jan 23, 2025
    • Vibrant Microsystems Inc.
    • Joseph Doll
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
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    LOW PROFILE LOUDSPEAKER DEVICE
    • Publication number 20250024194
    • Publication date Jan 16, 2025
    • Mayht Holding B.V.
    • Mattias Jeffrey Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    TRIPLE-MEMBRANE MEMS DEVICE
    • Publication number 20250024203
    • Publication date Jan 16, 2025
    • INFINEON TECHNOLOGIES AG
    • Marc Fueldner
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
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    HEADSET EARPHONE FOR REDUCING NOISE AND WITH COAXIAL PLANAR SPEAKER
    • Publication number 20250016494
    • Publication date Jan 9, 2025
    • Dongguan Roker Electronics Co., Limited
    • KEQIANG LI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    ACOUSTIC MODULE AND ELECTRONIC DEVICE
    • Publication number 20250016505
    • Publication date Jan 9, 2025
    • VIVO MOBILE COMMUNICATION CO., LTD.
    • Xinkun CHENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION APPARATUS AND APPARATUS INCLUDING THE SAME
    • Publication number 20250016506
    • Publication date Jan 9, 2025
    • LG Display Co., Ltd.
    • YoungWook HA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    DUAL-DIAPHRAGM SPEAKER AND ELECTRONIC DEVICE
    • Publication number 20250008269
    • Publication date Jan 2, 2025
    • HUAWEI TECHNOLOGIES CO., LTD.
    • Haohao ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    LOUDSPEAKER SYSTEM AND PASSIVE RADIATOR MODULE THEREOF
    • Publication number 20250008258
    • Publication date Jan 2, 2025
    • Eastech (Huizhou) Co., Ltd.
    • QIAO-LIN REN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    SOUND APPARATUS
    • Publication number 20250008273
    • Publication date Jan 2, 2025
    • LG Display Co., Ltd.
    • Jaehun YE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    TRANSDUCER AND METHOD FOR MANUFACTURING SAME
    • Publication number 20250008275
    • Publication date Jan 2, 2025
    • ROHM CO., LTD.
    • Tatsuya SUZUKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION DAMPING LOUDSPEAKER
    • Publication number 20240430621
    • Publication date Dec 26, 2024
    • FORTUNE GRAND TECHNOLOGY INC.
    • PING-YU LEE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROELECTROMECHANICAL SENSOR ASSEMBLY AND PROCESS FOR MANUFACTURIN...
    • Publication number 20240426652
    • Publication date Dec 26, 2024
    • STMicroelectronics International N.V.
    • Gianluca LONGONI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SYSTEMS, METHODS, AND DEVICES FOR ACOUSTIC OUTPUT
    • Publication number 20240430612
    • Publication date Dec 26, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Lei ZHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICRO-ELECTROMECHANICAL SYSTEM AND METHOD FOR FABRICATING MEMS HAVI...
    • Publication number 20240425366
    • Publication date Dec 26, 2024
    • United Microelectronics Corp.
    • Jung-Hao CHANG
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
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    MICRO-SPEAKER DEVICE
    • Publication number 20240430619
    • Publication date Dec 26, 2024
    • Vanson Electronics (Nanhai) Co., Ltd.
    • Hao-Chien Hsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICRO-SPEAKER DEVICE
    • Publication number 20240430620
    • Publication date Dec 26, 2024
    • Vanson Electronics (Nanhai) Co., Ltd.
    • Hao-Chien Hsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    METHOD OF MANUFACTURING SPEAKER DIAPHRAGM, SPEAKER DIAPHRAGM, AND S...
    • Publication number 20240422492
    • Publication date Dec 19, 2024
    • JVCKENWOOD CORPORATION
    • Kazuyuki INAGAKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT DEVICES
    • Publication number 20240422475
    • Publication date Dec 19, 2024
    • SHENZHEN SHOKZ CO., LTD.
    • Liwei WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE