CN115968549A - 一种传声器 - Google Patents
一种传声器 Download PDFInfo
- Publication number
- CN115968549A CN115968549A CN202180011160.4A CN202180011160A CN115968549A CN 115968549 A CN115968549 A CN 115968549A CN 202180011160 A CN202180011160 A CN 202180011160A CN 115968549 A CN115968549 A CN 115968549A
- Authority
- CN
- China
- Prior art keywords
- vibration
- microphone
- vibration pickup
- cantilever beam
- electric conversion
- 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
Links
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Images
Classifications
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- 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
- H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
-
- 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
- H04R1/222—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
- 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
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
- H04R1/245—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges of microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
- H04R17/025—Microphones using a piezoelectric polymer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
-
- 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
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/13—Hearing devices using bone conduction transducers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
本说明书公开了一种传声器,该传声器包括:壳体结构和振动拾取部,所述振动拾取部响应于所述壳体结构的振动而产生振动;以及至少两个声电转换元件,被配置为分别接收所述振动拾取部的振动而产生电信号,其中,所述至少两个声电转换元件对所述振动拾取部的振动具有不同的频率响应。
Description
PCT国内申请,说明书已公开。
Claims (22)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2021/112016 WO2023015477A1 (zh) | 2021-08-11 | 2021-08-11 | 一种传声器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN115968549A true CN115968549A (zh) | 2023-04-14 |
Family
ID=85177556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202180011160.4A Pending CN115968549A (zh) | 2021-08-11 | 2021-08-11 | 一种传声器 |
Country Status (6)
Country | Link |
---|---|
US (2) | US11924608B2 (zh) |
EP (1) | EP4164245A4 (zh) |
JP (1) | JP2023539967A (zh) |
KR (1) | KR20230024872A (zh) |
CN (1) | CN115968549A (zh) |
WO (1) | WO2023015477A1 (zh) |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3731196A1 (de) | 1987-09-17 | 1989-03-30 | Messerschmitt Boelkow Blohm | Frequenzselektiver schallwandler |
JPH09163477A (ja) * | 1995-12-04 | 1997-06-20 | Mitsubishi Electric Corp | 骨伝導音声振動検出素子 |
JP3876061B2 (ja) | 1997-10-06 | 2007-01-31 | Necトーキン株式会社 | 音声ピックアップ装置 |
CN1119917C (zh) | 2000-03-31 | 2003-08-27 | 清华大学 | 用于微麦克风和扬声器的悬臂式振膜结构及其制备方法 |
US7104134B2 (en) * | 2004-03-05 | 2006-09-12 | Agilent Technologies, Inc. | Piezoelectric cantilever pressure sensor |
US20070253570A1 (en) | 2004-12-07 | 2007-11-01 | Ntt Docomo, Inc. | Microphone System |
JP4256367B2 (ja) | 2005-07-06 | 2009-04-22 | 東京エレクトロン株式会社 | 振動波検出装置 |
KR102207928B1 (ko) * | 2014-08-13 | 2021-01-26 | 삼성전자주식회사 | 음향 센싱 소자 및 주파수 정보 획득 방법 |
KR102452952B1 (ko) * | 2017-12-06 | 2022-10-12 | 삼성전자주식회사 | 방향성 음향 센서 및 이를 포함하는 전자 장치 |
KR20200083818A (ko) * | 2018-12-28 | 2020-07-09 | 삼성전자주식회사 | 공진기 및 그 제조방법과, 공진기를 포함하는 스트레인 센서 및 센서 어레이 |
CN209897223U (zh) | 2018-12-31 | 2020-01-03 | 瑞声科技(新加坡)有限公司 | Mems麦克风 |
US11234086B2 (en) * | 2019-01-11 | 2022-01-25 | Hemideina Pty Ltd | Acoustic devices |
KR20210089292A (ko) | 2020-01-07 | 2021-07-16 | 삼성전자주식회사 | 음성 인식 시스템 및 이를 이용한 디스플레이 장치 |
WO2021143548A1 (zh) | 2020-01-17 | 2021-07-22 | 深圳市韶音科技有限公司 | 一种骨传导麦克风 |
CN112601169B (zh) | 2020-12-15 | 2021-09-24 | 武汉大学 | 一种宽频带高灵敏度谐振式压电mems麦克风 |
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2021
- 2021-08-11 WO PCT/CN2021/112016 patent/WO2023015477A1/zh active Application Filing
- 2021-08-11 JP JP2022560091A patent/JP2023539967A/ja active Pending
- 2021-08-11 EP EP21921644.7A patent/EP4164245A4/en active Pending
- 2021-08-11 KR KR1020227032981A patent/KR20230024872A/ko unknown
- 2021-08-11 CN CN202180011160.4A patent/CN115968549A/zh active Pending
-
2022
- 2022-07-29 US US17/816,013 patent/US11924608B2/en active Active
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2024
- 2024-02-05 US US18/432,195 patent/US20240179458A1/en active Pending
Also Published As
Publication number | Publication date |
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KR20230024872A (ko) | 2023-02-21 |
US20240179458A1 (en) | 2024-05-30 |
US20230049593A1 (en) | 2023-02-16 |
WO2023015477A1 (zh) | 2023-02-16 |
JP2023539967A (ja) | 2023-09-21 |
EP4164245A4 (en) | 2023-04-26 |
US11924608B2 (en) | 2024-03-05 |
EP4164245A1 (en) | 2023-04-12 |
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