TREA

for loudspeaker transducers

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  • CPC
  • H04R1/2834
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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

H04R1/2834for loudspeaker transducers
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SPHERICAL SPEAKER
    • Publication number 20250150754
    • Publication date May 8, 2025
    • TGI Technology PTE LTD
    • Shihuang LI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PASSIVE RADIATOR AND SPEAKER
    • Publication number 20250142249
    • Publication date May 1, 2025
    • Shenzhen Oceanwing Smart Innovations Technology Co., Ltd.
    • Hui Ding
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PASSIVELY ASSISTED LOUDSPEAKER ENCLOSURE
    • Publication number 20250119682
    • Publication date Apr 10, 2025
    • ALPS ALPINE CO., LTD.
    • Alan Robert Cross
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    OPEN EARPHONE
    • Publication number 20250106543
    • Publication date Mar 27, 2025
    • Anker Innovations Technology Co., Ltd.
    • Yu Xiao
    • 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

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

    A SPEAKER SYSTEM
    • Publication number 20250039607
    • Publication date Jan 30, 2025
    • Stereofonics ApS
    • Lars Beck
    • 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
  • Information Patent Application

    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
  • Information Patent Application

    ACOUSTIC OUTPUT APPARATUS, EARPHONE AND ULTRA-LINEAR MULTI-MAGNETIC...
    • Publication number 20240406616
    • Publication date Dec 5, 2024
    • Shenzhen Dancing Future Technology Ltd.
    • Chuanbo WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC DEVICE
    • Publication number 20240406618
    • Publication date Dec 5, 2024
    • Shenzhen Dancing Future Technology Ltd.
    • Chuanbo WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20240388837
    • Publication date Nov 21, 2024
    • SHENZHEN WANHONG APPLE ELECTRONICSCO., LTD
    • Xinde Chen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE INCLUDING AIR ADSORPTION MEMBER AND SPEAKER MODULE
    • Publication number 20240388839
    • Publication date Nov 21, 2024
    • Samsung Electronics Co., Ltd.
    • Joonrae CHO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MULTI-MODAL AUDIO AMPLIFIER AND RELATED SYSTEM
    • Publication number 20240322764
    • Publication date Sep 26, 2024
    • Bose Corporation
    • Lino Antony Pucci
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Passive Radiator with Adjustable Working Frequency
    • Publication number 20240236554
    • Publication date Jul 11, 2024
    • Glass Acoustic Innovations Co., Ltd.
    • Kwun-Kit Chan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker with Single Driver Force Cancellation
    • Publication number 20240236556
    • Publication date Jul 11, 2024
    • Meta Platforms Technologies, LLC
    • Jason SILVER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    EARPHONE
    • Publication number 20240214719
    • Publication date Jun 27, 2024
    • Audio-Technica Corporation
    • Koichi IRII
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATION APPARATUS AND APPARATUS INCLUDING THE SAME
    • Publication number 20240214745
    • Publication date Jun 27, 2024
    • LG Display Co., Ltd.
    • Kyungyeol RYU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Outdoor speaker
    • Publication number 20240179454
    • Publication date May 30, 2024
    • Yangjun Mai
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Signal Limit Based On Detecting Clipping
    • Publication number 20240048897
    • Publication date Feb 8, 2024
    • Sonos, Inc.
    • Tony Doy
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DISPLAY APPARATUS
    • Publication number 20240048896
    • Publication date Feb 8, 2024
    • LG Display Co., Ltd.
    • Taehyung KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VEHICLE WARNING SYSTEM
    • Publication number 20240034230
    • Publication date Feb 1, 2024
    • PSS BELGIUM N.V.
    • Tom HAELVOET
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    APPARATUS
    • Publication number 20240007783
    • Publication date Jan 4, 2024
    • LG Display Co., Ltd.
    • Taehyung KIM
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Phonograph Record Player with Speaker
    • Publication number 20240005950
    • Publication date Jan 4, 2024
    • Innovative Technology Electronics, LLC
    • Jordan Gregory Rapp
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    ACOUSTIC TRANSDUCER
    • Publication number 20230294132
    • Publication date Sep 21, 2023
    • Thales Australia Limited
    • David Ronald Jones
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Application

    HIGH PITCH ENHANCED PASSIVE RADIATOR AND PASSIVE RADIATOR SPEAKER H...
    • Publication number 20230292039
    • Publication date Sep 14, 2023
    • Wistron Corporation
    • Xiao-Qin Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE INCLUDING AIR ADSORPTION MEMBER AND SPEAKER MODULE
    • Publication number 20230239614
    • Publication date Jul 27, 2023
    • Samsung Electronics Co., Ltd.
    • Joonrae CHO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PASSIVELY ASSISTED LOUDSPEAKER ENCLOSURE
    • Publication number 20230232150
    • Publication date Jul 20, 2023
    • ALPS ALPINE CO., LTD.
    • Alan Robert Cross
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER
    • Publication number 20230217156
    • Publication date Jul 6, 2023
    • Harman Becker Automotive Systems GmbH
    • Xipeng Ye
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HIGH-PERFORMANCE AND FLEXIBLE LOUDSPEAKER APPARATUS USABLE IN VARIO...
    • Publication number 20230209248
    • Publication date Jun 29, 2023
    • CANON DENSHI KABUSHIKI KAISHA
    • Hiroyuki NAKAMURA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE