H04R 1/30

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Description

Class  H04R : LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS


Subclass 1/30: Details of transducers (diaphragms H04R 7/00; characterised by the nature of the transducer, see the relevant group of main groups H04R 9/00-H04R 23/00; mounting radio sets or communication systems in helmets A42B 3/3; mountings specially adapted for telephone equipment H04M 1/02) Arrangements for obtaining desired frequency or directional characteristics (for stereophonic purposes H04R 5/00; speech enhancement by processing of the speech signal G10L 21/02) for obtaining desired frequency characteristic only (circuits for combining transducers having different responses H04R 3/00) Combinations of transducers with horns, e.g. with mechanical matching means (horns in general G10K)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12266333 Matching media for perfect transmission of ultrasonic wavesAug 08, 22Apr 01, 25Seoul National University R&DB Foundation; CENTER FOR ADVANCED META-MATERIALS;
12262177 Air-pulse generating device producing asymmetric air pulsesMay 22, 23Mar 25, 25xMEMS Labs, Inc.
12262186 System and method for delivering full-bandwidth sound to an audience in an audience spaceNov 03, 21Mar 25, 25Meyer Sound Laboratories Incorporated
12256189 Loudspeaker arrangementJan 17, 23Mar 18, 25Harman International Industries, Incorporated
12250511 Apparatus and method for tuned-frequency-spectrum earpieceJul 23, 24Mar 11, 25JMJ Holdings, LLC
12238476 Speaker moduleAug 09, 22Feb 25, 25AAC Technologies Pte. Ltd.
12225342 Coaxial speaker horn, and coaxial speakerOct 24, 22Feb 11, 25Yamaha Corporation
12225346 Multiple-driver adapter having plane wave equalizerJan 31, 23Feb 11, 25Not available
12147610 Voice-controlled electronic deviceMay 18, 23Nov 19, 24Apple Inc.
12143766 Vehicle speaker systemMay 19, 22Nov 12, 24Not available
12104985 System for aerospace acoustic testingApr 07, 22Oct 01, 24ACOUSTIC RESEARCH SYSTEMS, LLC
12101597 Speaker moduleAug 09, 22Sep 24, 24AAC Technologies Pte. Ltd.
12047732 Tuned-frequency-spectrum earpieceSep 21, 23Jul 23, 24JMJ Holdings, LLC
12041414 Directivity pattern control waveguide for a speaker, and speaker including a directivity pattern control waveguideAug 15, 23Jul 16, 24Perlisten Audio LLC
12003909 Modular earphoneJul 30, 20Jun 04, 24DROWN LIMITED
11985477 Horn-loaded loudspeakerSep 07, 22May 14, 24Klipsch Group, Inc.
11937044 Sound emission control deviceMar 18, 22Mar 19, 24Yamaha Corporation
11895460 Acoustic horn for a generic loudspeaker enclosureMay 25, 21Feb 06, 24SAGEMCOM BROADBAND SAS
11877120 Compression driver having rectangular exitJun 13, 22Jan 16, 24Harman International Industries, Incorporated
11863957 Omnidirectional loudspeaker and compression driver thereforAug 09, 22Jan 02, 24Harman International Industries, Incorporated

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0063,298 DIRECTIVITY PATTERN CONTROL WAVEGUIDE FOR A SPEAKER, AND SPEAKER INCLUDING A DIRECTIVITY PATTERN CONTROL WAVEGUIDEJul 15, 24Feb 20, 25Not available
2025/0044,879 VOICE-CONTROLLED ELECTRONIC DEVICEOct 17, 24Feb 06, 25Apple Inc.
2025/0016,498 LOW NOISE PORT TUBEAug 13, 24Jan 09, 25Not available
2024/0314,491 AIR-PRESSURE SOUNDBOXApr 18, 23Sep 19, 24Not available
2024/0298,110 CUSTOMIZABLE WAVEGUIDES AND ASSOCIATED SYSTEMS AND METHODSMar 01, 23Sep 05, 24Not available
2024/0179,454 Outdoor speakerNov 29, 22May 30, 24Not available
2024/0034,230 VEHICLE WARNING SYSTEMDec 07, 21Feb 01, 24Not available
2024/0015,431 COAXIAL LOUDSPEAKER WITH HORN AND SHAPE OPTIMIZATION METHOD THEREFORJul 05, 21Jan 11, 24Not available
2023/0403,501 AUDIO SYSTEMS, DEVICES, MEMS MICROPHONES, AND METHODS THEREOFAug 26, 23Dec 14, 23Not available
2023/0388,702 ASYMMETRICAL HIGH-FREQUENCY WAVEGUIDE, 3-AXIS RIGGING, AND SPHERICAL ENCLOSURE FOR SURROUND SPEAKERSApr 18, 23Nov 30, 23Dolby Laboratories Licensing Corporation
2022/0303,672 SOUND EMISSION CONTROL DEVICEMar 18, 22Sep 22, 22Not available
2022/0167,081 Asymmetrical High-Frequency Waveguide, 3-Axis Rigging, and Spherical Enclosure for Surround SpeakersFeb 07, 22May 26, 22Dolby Laboratories Licensing Corporation
2022/0086,563 METHOD OF DEPRESSURIZING CROSS RADIATION USING AN ACOUSTICALLY RESISTIVE LEAK PATHNov 23, 21Mar 17, 22Not available
2022/0071,195 ELECTRONIC CALL DECOY TECHNOLOGYAug 03, 21Mar 10, 22Not available
2021/0377,652 MEMS ULTRASONIC TRANSDUCERJul 28, 17Dec 02, 21Knowles Electronics, LLC
2021/0368,260 ACOUSTIC HORN FOR A GENERIC LOUDSPEAKER ENCLOSUREMay 25, 21Nov 25, 21Not available
2020/0267,471 AUDIO SYSTEMS, DEVICES, MEMS MICROPHONES, AND METHODS THEREOFFeb 14, 20Aug 20, 20Not available
2020/0236,460 ALARM SOUND GENERATING APPARATUSJan 16, 20Jul 23, 20Not available
2020/0068,293 Bass Loud Speaker for Corner PlacementAug 27, 18Feb 27, 20Not available
2019/0230,434 SPEAKERApr 04, 19Jul 25, 19Apple Inc.

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Patents Issued To Date - By Filing Year

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