TREA

Diaphragms for electromechanical transducers Cones

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Industry

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  • 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

  • Information Patent Grant

    Microelectromechanical system membrane
    • Patent number 12,368,997
    • Issue date Jul 22, 2025
    • AAC Technologies Pte. Ltd.
    • Yannick Pierre Kervran
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Speaker and terminal
    • Patent number 12,368,998
    • Issue date Jul 22, 2025
    • Huawei Technologies Co., Ltd.
    • Peng Huo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    High amplitude micro loudspeaker with a double suspension frame
    • Patent number 12,368,999
    • Issue date Jul 22, 2025
    • BESTAR HOLDING CO., LTD.
    • Zhang Yonglei
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Omnidirectional loudspeaker with asymmetric vertical directivity
    • Patent number 12,363,474
    • Issue date Jul 15, 2025
    • Harman International Industries, Incorporated
    • Alexander Voishvillo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Full-frequency band high quality MEMS microphone with a bar and sou...
    • Patent number 12,363,485
    • Issue date Jul 15, 2025
    • SUZHOU LI YUE MUSICAL INSTRUMENTS CO., LTD.
    • Haiou Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Display apparatus including a vibration module
    • Patent number 12,363,468
    • Issue date Jul 15, 2025
    • LG Display Co., Ltd.
    • JaeMin Shin
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Sounding device
    • Patent number 12,363,482
    • Issue date Jul 15, 2025
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Wei Song
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,363,483
    • Issue date Jul 15, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xiwen Du
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker box
    • Patent number 12,356,169
    • Issue date Jul 8, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Shasha Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker
    • Patent number 12,356,172
    • Issue date Jul 8, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Li Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Low profile loudspeaker device
    • Patent number 12,356,142
    • Issue date Jul 8, 2025
    • Mayht Holding B.V.
    • Mattias Jeffrey Scheek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Dual-diaphragm MEMS transducers with high effective area
    • Patent number 12,356,167
    • Issue date Jul 8, 2025
    • Knowles Electronics, LLC
    • Shubham Shubham
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Sound device
    • Patent number 12,356,173
    • Issue date Jul 8, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Li Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Display panel, display device, fabricating method and control metho...
    • Patent number 12,356,138
    • Issue date Jul 8, 2025
    • BOE Technology Group Co., Ltd.
    • Yaqian Ji
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Loudspeaker cone with raised curved protrusions and methods for con...
    • Patent number 12,356,168
    • Issue date Jul 8, 2025
    • POLK AUDIO, LLC
    • Sean O'Brien
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Transducer assembly and associated signal processing
    • Patent number 12,356,170
    • Issue date Jul 8, 2025
    • Dolby Laboratories Licensing Corporation
    • Pengfeng Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Control of an electrostatic acoustic device
    • Patent number 12,348,927
    • Issue date Jul 1, 2025
    • Waves Audio Ltd.
    • Gabriel Zeltzer
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Voice coil and speaker without coil former
    • Patent number 12,348,946
    • Issue date Jul 1, 2025
    • The United States of America, as represented by the Secretary of the Navy
    • John Miesner
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Compact speaker enclosure with modular external design
    • Patent number 12,342,118
    • Issue date Jun 24, 2025
    • SAGEMCOM BROADBAND SAS
    • Dominique Susini
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound device
    • Patent number 12,335,708
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Li Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,335,712
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Huhu Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    MEMS microphone
    • Patent number 12,330,932
    • Issue date Jun 17, 2025
    • AAC Acoustic Technologies (Shenzhen) Co., Ltd.
    • Zhuanzhuan Zhao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Multifunctional sounding device
    • Patent number 12,335,704
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Keyboards for electronic devices with keys having integrated speakers
    • Patent number 12,334,280
    • Issue date Jun 17, 2025
    • Intel Corporation
    • Abhishek Srivastav
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Sound generator
    • Patent number 12,335,709
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xuedong Lv
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multifunctional sounding device
    • Patent number 12,335,703
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xin Jin
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,335,705
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Dijiang Tong
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Double-sided speaker device
    • Patent number 12,335,707
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Xudong Yan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker
    • Patent number 12,335,713
    • Issue date Jun 17, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Long Zhang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Piezoelectric sensor with increased sensitivity and devices having...
    • Patent number 12,329,033
    • Issue date Jun 10, 2025
    • Skyworks Solutions, Inc.
    • You Qian
    • B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKER MODULE AND ELECTRONIC DEVICE
    • Publication number 20250240576
    • Publication date Jul 24, 2025
    • Honor Device Co., Ltd.
    • Dengcheng SUN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MULTI-GAP MAGNETIC MOTOR FOR USE IN LOUDSPEAKERS
    • Publication number 20250240575
    • Publication date Jul 24, 2025
    • ALPS ALPINE CO., LTD.
    • Alan Robert Cross
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIAPHRAGM AND SPEAKER UNIT
    • Publication number 20250240574
    • Publication date Jul 24, 2025
    • Onkyo Corporation
    • Takeshi FUJITANI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20250240573
    • Publication date Jul 24, 2025
    • ASK Industries S.p.A.
    • Claudio PANNI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Capacitive Transducer
    • Publication number 20250234138
    • Publication date Jul 17, 2025
    • Ex Machina Soundworks, LLC
    • Paulo De Lucia De Forest Dear Borders
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUNDING DEVICE
    • Publication number 20250234135
    • Publication date Jul 17, 2025
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • Jiawei Zhu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
    • Publication number 20250234119
    • Publication date Jul 17, 2025
    • LG ELECTRONICS INC.
    • Hyunseung YOUN
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    DUAL COMPRESSION DRIVER WITH SINGLE MAGNET
    • Publication number 20250234134
    • Publication date Jul 17, 2025
    • Harman Professional, Inc.
    • Alexander VOISHVILLO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    RUBBER DIAPHRAGM, SOUND DEVICE AND APPLICATION THEREOF
    • Publication number 20250223393
    • Publication date Jul 10, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Yuanwei Su
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    GLASS DIAPHRAGM MODULE
    • Publication number 20250227418
    • Publication date Jul 10, 2025
    • AGC Inc.
    • Kento SAKURAI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SYSTEM, APPARATUS AND METHODS FOR COUPLING A VOICE COIL ASSEMBLY AN...
    • Publication number 20250227419
    • Publication date Jul 10, 2025
    • Tectonic Audio Labs, Inc.
    • Timothy C. Whitwell
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    GLASS DIAPHRAGM EQUIPPED WITH EXCITER, CONTROL SYSTEM FOR GLASS DIA...
    • Publication number 20250227408
    • Publication date Jul 10, 2025
    • AGC Inc.
    • Kento SAKURAI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    RUBBER DIAPHRAGM, SOUND DEVICE AND APPLICATION THEREOF
    • Publication number 20250227417
    • Publication date Jul 10, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Yuanwei Su
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER BASKET
    • Publication number 20250220328
    • Publication date Jul 3, 2025
    • SAGEMCOM BROADBAND SAS
    • Gilles BOURGOIN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC OUTPUT APPARATUS
    • Publication number 20250220357
    • Publication date Jul 3, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Liwei WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20250220355
    • Publication date Jul 3, 2025
    • Tymphany HK Limited
    • Andrew Trippier Holt
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SYSTEMS AND METHODS FOR STABILIZING A PLAYBACK DEVICE
    • Publication number 20250220356
    • Publication date Jul 3, 2025
    • Sonos, Inc.
    • Timothy W. Sheen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS MICROPHONE AND ELECTRONIC DEVICE
    • Publication number 20250220353
    • Publication date Jul 3, 2025
    • Goertek Microelectronics Inc.
    • Quanbo Zou
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    APPARATUS
    • Publication number 20250220336
    • Publication date Jul 3, 2025
    • LG Display Co., Ltd.
    • JeongMan LEE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS MICROPHONE AND ELECTRONIC DEVICE
    • Publication number 20250220359
    • Publication date Jul 3, 2025
    • Goertek Microelectronics Inc.
    • QUANBO ZOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Compact speaker enclosure with modular external design
    • Publication number 20250211886
    • Publication date Jun 26, 2025
    • SAGEMCOM BROADBAND SAS
    • Dominique SUSINI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PIEZOELECTRIC ACOUSTIC TRANSDUCER, MANUFACTURING METHOD OF PIEZOELE...
    • Publication number 20250211917
    • Publication date Jun 26, 2025
    • Stanley Electric Co., Ltd
    • Hideki HIRANO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND DEVICE
    • Publication number 20250211910
    • Publication date Jun 26, 2025
    • AAC Microtech (Changzhou) Co., Ltd.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Display Device
    • Publication number 20250211893
    • Publication date Jun 26, 2025
    • Sony EMCS (Malaysia) Sdn. Bhd.
    • Daisuke Yamaoka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUAL COMPRESSION DRIVER WITH INTERNAL MAGNETS AND ANNULAR EXIT
    • Publication number 20250211898
    • Publication date Jun 26, 2025
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Alexander Voishvillo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ANTENNA ASSEMBLY FOR A WIRELESSLY LOCATABLE TAG
    • Publication number 20250204676
    • Publication date Jun 26, 2025
    • Apple Inc.
    • Ryan C. Perkins
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    DUAL COMPRESSION DRIVER WITH ANNULAR EXIT
    • Publication number 20250211897
    • Publication date Jun 26, 2025
    • Harman Professional, Inc.
    • Alexander VOISHVILLO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUNDING DEVICE
    • Publication number 20250211911
    • Publication date Jun 26, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Ronglin Linghu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20250211884
    • Publication date Jun 26, 2025
    • Panasonic Intellectual Property Management Co., Ltd.
    • Masahiro YUKAWA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COAXIAL SPEAKER
    • Publication number 20250211909
    • Publication date Jun 26, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • Zhang Ren
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE