TREA

for loudspeaker transducers

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Industry

  • CPC
  • H04R1/2842
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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

H04R1/2842for loudspeaker transducers
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MINIATURE LOUDSPEAKER
    • Publication number 20240397254
    • Publication date Nov 28, 2024
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • Jingui Wang
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20240381023
    • Publication date Nov 14, 2024
    • SimpliSafe, Inc.
    • Curtis Gahimer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20240365047
    • Publication date Oct 31, 2024
    • SimpliSafe, Inc.
    • Curtis Gahimer
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER, SIGNAL PROCESSOR, METHOD FOR MANUFACTURING THE LOUDSPE...
    • Publication number 20240031738
    • Publication date Jan 25, 2024
    • Kaetel Systems GmbH
    • Klaus KAETEL
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER ARRANGEMENT
    • Publication number 20230247346
    • Publication date Aug 3, 2023
    • HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
    • Hans Olof Klingberg
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HORN-LOADED LOUDSPEAKER
    • Publication number 20230030850
    • Publication date Feb 2, 2023
    • Klipsch Group, Inc.
    • Rogelio Delgado
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND BOX ASSEMBLY, DISPLAY APPARATUS, AND AUDIO OUTPUT METHOD
    • Publication number 20220103946
    • Publication date Mar 31, 2022
    • Beijing Xiaomi Mobile Software Co., Ltd.
    • Yihui ZHOU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACOUSTIC DEVICE AND ELECTRONIC APPARATUS
    • Publication number 20220070577
    • Publication date Mar 3, 2022
    • Goertek Inc.
    • Chunfa LIU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PRESSURE-SENSING SYSTEM FOR A WEARABLE ELECTRONIC DEVICE
    • Publication number 20210088981
    • Publication date Mar 25, 2021
    • Apple Inc.
    • Jiahui Liang
    • G01 - MEASURING TESTING
  • Information Patent Application

    MULTI-TUNED SPEAKER SYSTEM
    • Publication number 20210014633
    • Publication date Jan 14, 2021
    • Bose Corporation
    • Eric John Freeman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND PRODUCING DEVICE
    • Publication number 20200366984
    • Publication date Nov 19, 2020
    • Suzhou Yichuan Acoustic Technology Co., LTD.
    • Xiaoming CHEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Speaker box and speaker
    • Publication number 20200314546
    • Publication date Oct 1, 2020
    • Svetlomir ALEKSANDROV
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Directive multiway loudspeaker with a waveguide
    • Publication number 20200137483
    • Publication date Apr 30, 2020
    • GENELEC OY
    • Aki Mäkivirta
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MULTI-DRIVER LOUDSPEAKER WITH CROSS-COUPLED DUAL WAVE-COLUMNS
    • Publication number 20200029150
    • Publication date Jan 23, 2020
    • Dolby Laboratories Licensing Corporation
    • James J. CROFT
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Apparatus
    • Publication number 20190335255
    • Publication date Oct 31, 2019
    • Nokia Technologies Oy
    • Asta KARKKAINEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER MODULE
    • Publication number 20180070168
    • Publication date Mar 8, 2018
    • GOERTEK INC.
    • Dan HAN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER ENCLOSURE WITH A SEALED ACOUSTIC SUSPENSION CHAMBER
    • Publication number 20180027321
    • Publication date Jan 25, 2018
    • KEYOFD AKTIEBOLAG
    • Rohan Jaguste
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20170374451
    • Publication date Dec 28, 2017
    • Chiun Mai Communication Systems, Inc.
    • YUAN-MIN CHENG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Passive Cardioid Speaker
    • Publication number 20170353787
    • Publication date Dec 7, 2017
    • Fulcrum Acoustic, LLC
    • David W. Gunness
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Manipulation of Playback Device Response Using an Acoustic Filter
    • Publication number 20170318384
    • Publication date Nov 2, 2017
    • Sonos, Inc.
    • Mike Chamness
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Driver With Acoustic Filter Chamber
    • Publication number 20170272868
    • Publication date Sep 21, 2017
    • KNOWLES ELECTRONICS, LLC
    • Erik Wiederholtz
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Transducer assembly with acoustic mass
    • Publication number 20170245048
    • Publication date Aug 24, 2017
    • Sonion Nederland BV
    • Onno Geschiere
    • 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

    SUBWOOFER STRUCTURE FOR VEHICLE
    • Publication number 20170171659
    • Publication date Jun 15, 2017
    • Hyundai Motor Company
    • Young Kim
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AMBIENT SONIC LOW-PRESSURE EQUALIZATION
    • Publication number 20170171655
    • Publication date Jun 15, 2017
    • Westone Laboratories, Inc.
    • Karl Cartwright
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Manipulation of Playback Device Response Using an Acoustic Filter
    • Publication number 20170055066
    • Publication date Feb 23, 2017
    • Sonos, Inc.
    • Mike Chamness
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Unidirectional Condenser Microphone
    • Publication number 20160373865
    • Publication date Dec 22, 2016
    • KABUSHIKI KAISHA AUDIO-TECHNICA
    • Hiroshi AKINO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PERFORATED PHASE ALIGNMENT TWEETER SCREEN
    • Publication number 20160198256
    • Publication date Jul 7, 2016
    • Paradigm Electronics, Inc.
    • Oleg Bogdanov
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    A LOUDSPEAKER WITH A HELMHOLTZ RESONATOR
    • Publication number 20160165335
    • Publication date Jun 9, 2016
    • PSS BELGIUM N.V.
    • Karel Goossens
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Apparatus for Use in Portable Devices
    • Publication number 20160021453
    • Publication date Jan 21, 2016
    • Nokia Technologies Oy
    • Koray Ozcan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE