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

    MEMS MICROPHONE
    • Publication number 20250106560
    • Publication date Mar 27, 2025
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DIAMOND CANTILEVER-BASED OPTICAL MICROPHONES AND RELATED SYSTEMS AN...
    • Publication number 20250106568
    • Publication date Mar 27, 2025
    • ZHENGZHOU UNIVERSITY
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MAGNETIC STIFFNESS REDUCTION FOR AUDIO TRANSDUCERS
    • Publication number 20250106562
    • Publication date Mar 27, 2025
    • Apple Inc.
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    FULL-BANDWIDTH DUAL-SIDED SPEAKER DEVICE
    • Publication number 20250106547
    • Publication date Mar 27, 2025
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER
    • Publication number 20250106564
    • Publication date Mar 27, 2025
    • AAC MICROTECH (CHANGZHOU) CO., LTD.
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Air-pulse Generating Device with Tooth Edge Patterned Slit
    • Publication number 20250106565
    • Publication date Mar 27, 2025
    • xMEMS Labs, Inc.
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MICROELECTROMECHANICAL SYSTEM MEMBRANE
    • Publication number 20250106561
    • Publication date Mar 27, 2025
    • AAC TECHNOLOGIES PTE. LTD
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    SPEAKER ASSEMBLY
    • Publication number 20250106540
    • Publication date Mar 27, 2025
    • LG ELECTRONICS INC.
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    METHODS AND APPARATUS TO IMPROVE BASS RESPONSE OF SPEAKERS IN PORTA...
    • Publication number 20250097634
    • Publication date Mar 20, 2025
    • Intel Corporation
    • Avinash Manu Aravindan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMBRANE UNIT FOR SPEAKER DEVICE
    • Publication number 20250097644
    • Publication date Mar 20, 2025
    • Mayht Holding B.V.
    • Timothy Ruben Scheek
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROACOUSTIC TRANSDUCER
    • Publication number 20250097629
    • Publication date Mar 20, 2025
    • FUJIFILM CORPORATION
    • Tetsu Miyoshi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SYSTEMS AND METHODS FOR CONTROLLING PLATE LOUDSPEAKERS USING MODAL...
    • Publication number 20250097642
    • Publication date Mar 20, 2025
    • University of Rochester
    • David Allan ANDERSON
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOT MODULE
    • Publication number 20250097646
    • Publication date Mar 20, 2025
    • MICHIHIRO CO.,Ltd
    • Kyungsu KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COMPRESSION DRIVER WIDE BAND MICROSPEAKER
    • Publication number 20250088790
    • Publication date Mar 13, 2025
    • Google LLC
    • Mark William Starnes
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION DEVICE AND VIBRATION METHOD
    • Publication number 20250088799
    • Publication date Mar 13, 2025
    • AGC Inc.
    • Jun AKIYAMA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKERS
    • Publication number 20250088805
    • Publication date Mar 13, 2025
    • SHENZHEN SHOKZ CO., LTD.
    • Wenbing ZHOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    INTEGRATED MEMS MICRO-SPEAKER DEVICE AND METHOD
    • Publication number 20250088808
    • Publication date Mar 13, 2025
    • Vibrant Microsystems Inc.
    • Sanjay Bhandari
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Serrated Waveguide
    • Publication number 20250080901
    • Publication date Mar 6, 2025
    • Barefood Sound LLC
    • Thomas Barefoot
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    GLASS VIBRATION PLATE AND VIBRATOR-EQUIPPED GLASS VIBRATION PLATE
    • Publication number 20250080913
    • Publication date Mar 6, 2025
    • AGC Inc.
    • Kento SAKURAI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE AND ASSEMBLING METHOD THEREOF
    • Publication number 20250080917
    • Publication date Mar 6, 2025
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Haijuan Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    GLASS-DIAPHRAGM-EQUIPPED VEHICLE BODY STRUCTURE
    • Publication number 20250074164
    • Publication date Mar 6, 2025
    • AGC Inc.
    • Kento SAKURAI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DIAPHRAGM AND ELECTROACOUSTIC TRANSDUCER
    • Publication number 20250080914
    • Publication date Mar 6, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Keitaro OTOMO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MEMS microphone chip
    • Publication number 20250080915
    • Publication date Mar 6, 2025
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
    • Zhuanzhuan Zhao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE AND ASSEMBLING METHOD THEREOF
    • Publication number 20250080916
    • Publication date Mar 6, 2025
    • AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.
    • Haijuan Yang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER MODULE
    • Publication number 20250071473
    • Publication date Feb 27, 2025
    • ACER INCORPORATED
    • Jia-Ren CHANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DUST CAP, DIAPHRAGM, AND ELECTROACOUSTIC TRANSDUCER
    • Publication number 20250071484
    • Publication date Feb 27, 2025
    • Panasonic Automotive Systems Co., Ltd.
    • Mitsukazu KUZE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER AND VOICE COIL MODULE THEREOF
    • Publication number 20250063306
    • Publication date Feb 20, 2025
    • Eastech (Huizhou) Co., Ltd.
    • Junming CHEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PARYLENE ELECTRET CONDENSER MICROPHONE BACKPLATE
    • Publication number 20250063310
    • Publication date Feb 20, 2025
    • Shure Acquisition Holdings, Inc.
    • Benjamin Jay Grigg
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    FOUNDRY-COMPATIBLE THROUGH SILICON VIA PROCESS FOR INTEGRATED MICRO...
    • Publication number 20250059023
    • Publication date Feb 20, 2025
    • Vibrant Microsystems Inc.
    • Joseph Doll
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063309
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE