CN115968550A - 一种传声器 - Google Patents

一种传声器 Download PDF

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Publication number
CN115968550A
CN115968550A CN202180014811.5A CN202180014811A CN115968550A CN 115968550 A CN115968550 A CN 115968550A CN 202180014811 A CN202180014811 A CN 202180014811A CN 115968550 A CN115968550 A CN 115968550A
Authority
CN
China
Prior art keywords
acoustic
microphone
guide tube
sound guide
resonant frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202180014811.5A
Other languages
English (en)
Inventor
周文兵
黄雨佳
袁永帅
邓文俊
齐心
廖风云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Voxtech Co Ltd
Original Assignee
Shenzhen Voxtech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Voxtech Co Ltd filed Critical Shenzhen Voxtech Co Ltd
Publication of CN115968550A publication Critical patent/CN115968550A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/08—Microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/003—Mems transducers or their use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing

Abstract

本公开提供了一种传声器。传声器可以包括至少一个声电转换器和声学结构。声电转换器可以用于将声音信号转换为电信号。声学结构可以包括导声管和声学腔体，声学腔体可以与声电转换器声学连通，并通过导声管与传声器的外部声学连通。声学结构可以具有第一谐振频率，声电转换器可以具有第二谐振频率，第一谐振频率和第二谐振频率差值的绝对值不小于100Hz。本公开提供的传声器可以通过设置不同的声学结构，在传声器系统中增加不同频率范围的谐振峰，提升了传声器在多个谐振峰附近的灵敏度，进而提升传声器在整个宽频带的灵敏度。

Description

PCT国内申请，说明书已公开。

Claims (26)

  1. PCT国内申请，权利要求书已公开。
CN202180014811.5A 2021-08-11 2021-08-11 一种传声器 Pending CN115968550A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/112062 WO2023015486A1 (zh) 2021-08-11 2021-08-11 一种传声器

Publications (1)

Publication Number Publication Date
CN115968550A true CN115968550A (zh) 2023-04-14

Family

ID=85177031

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180014811.5A Pending CN115968550A (zh) 2021-08-11 2021-08-11 一种传声器

Country Status (6)

Country Link
US (1) US20230045906A1 (zh)
EP (1) EP4161099A4 (zh)
JP (1) JP2023539972A (zh)
KR (1) KR20230024880A (zh)
CN (1) CN115968550A (zh)
WO (1) WO2023015486A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11935695B2 (en) 2021-12-23 2024-03-19 Knowles Electronics, Llc Shock protection implemented in a balanced armature receiver
US20230217154A1 (en) * 2021-12-30 2023-07-06 Knowles Electronics, Llc Acoustic sensor assembly having improved frequency response

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5745588A (en) * 1996-05-31 1998-04-28 Lucent Technologies Inc. Differential microphone assembly with passive suppression of resonances
US6151399A (en) * 1996-12-31 2000-11-21 Etymotic Research, Inc. Directional microphone system providing for ease of assembly and disassembly
JPH10271195A (ja) * 1997-03-25 1998-10-09 Mitsubishi Electric Corp 移動体通信端末
NO328582B1 (no) * 2006-12-29 2010-03-22 Tandberg Telecom As Mikrofon for lydkildesporing
US9275628B2 (en) * 2008-05-05 2016-03-01 Bonnie S. Schnitta Tunable frequency acoustic structures
JP5325555B2 (ja) * 2008-12-05 2013-10-23 船井電機株式会社 マイクロホンユニット
JP5325554B2 (ja) * 2008-12-05 2013-10-23 船井電機株式会社 音声入力装置
US8116499B2 (en) * 2009-01-23 2012-02-14 John Grant Microphone adaptor for altering the geometry of a microphone without altering its frequency response characteristics
US8804982B2 (en) * 2011-04-02 2014-08-12 Harman International Industries, Inc. Dual cell MEMS assembly
US8724841B2 (en) * 2012-08-30 2014-05-13 Apple Inc. Microphone with acoustic mesh to protect against sudden acoustic shock
US20140126733A1 (en) * 2012-11-02 2014-05-08 Daniel M. Gauger, Jr. User Interface for ANR Headphones with Active Hear-Through
EP3169082A1 (en) * 2015-10-20 2017-05-17 Sonion Nederland B.V. Microphone assembly with suppressed frequency response
JP6656110B2 (ja) * 2016-07-27 2020-03-04 日本ゴア株式会社 防水通音カバー、防水通音カバー部材および音響装置
GB2561020B (en) * 2017-03-30 2020-04-22 Cirrus Logic Int Semiconductor Ltd Apparatus and methods for monitoring a microphone
US11769510B2 (en) * 2017-09-29 2023-09-26 Cirrus Logic Inc. Microphone authentication
US10405086B2 (en) * 2017-11-06 2019-09-03 Bose Corporation Microphone cavity
CN111031462A (zh) * 2019-11-12 2020-04-17 山东新港电子科技有限公司 前置后音腔mems mic
CN213403429U (zh) * 2020-09-10 2021-06-08 安克创新科技股份有限公司 一种耳机

Also Published As

Publication number Publication date
EP4161099A4 (en) 2023-05-10
KR20230024880A (ko) 2023-02-21
JP2023539972A (ja) 2023-09-21
WO2023015486A1 (zh) 2023-02-16
US20230045906A1 (en) 2023-02-16
EP4161099A1 (en) 2023-04-05

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