CN116034254A - 一种振动传感器 - Google Patents
一种振动传感器 Download PDFInfo
- Publication number
- CN116034254A CN116034254A CN202180013922.4A CN202180013922A CN116034254A CN 116034254 A CN116034254 A CN 116034254A CN 202180013922 A CN202180013922 A CN 202180013922A CN 116034254 A CN116034254 A CN 116034254A
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- diaphragms
- vibration sensor
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- masses
- diaphragm
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Images
Classifications
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- H04R7/00—Diaphragms for electromechanical transducers; Cones
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
- G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H13/00—Measuring resonant frequency
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- 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
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- 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
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- H—ELECTRICITY
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- 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
- H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
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- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
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- H—ELECTRICITY
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- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
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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
- 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
- H04R7/08—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers separated by air or other fluid
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- H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
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- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
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- H—ELECTRICITY
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- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
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- H—ELECTRICITY
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- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/03—Reduction of intrinsic noise in microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
本说明书实施例公开了一种振动传感装置，包括：声学换能器；与所述声学换能器连接的振动组件，所述振动组件被配置于将外部振动信号传递至所述声学换能器以产生电信号，所述振动组件包括一组或多组振膜和质量块，所述质量块物理连接于所述振膜；所述振动组件被配置成在一个或多个目标频段内使所述振动传感器的灵敏度大于所述声学换能器的灵敏度。
Description
PCT国内申请，说明书已公开。
Claims (29)
- 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/CN2021/112017 WO2023015478A1 (zh) | 2021-08-11 | 2021-08-11 | 一种振动传感器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116034254A true CN116034254A (zh) | 2023-04-28 |
Family
ID=85178136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180013922.4A Pending CN116034254A (zh) | 2021-08-11 | 2021-08-11 | 一种振动传感器 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US11662248B2 (zh) |
| EP (1) | EP4167596A4 (zh) |
| JP (1) | JP7462787B2 (zh) |
| KR (1) | KR20230024873A (zh) |
| CN (1) | CN116034254A (zh) |
| BR (1) | BR112022017044A2 (zh) |
| WO (1) | WO2023015478A1 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20230024873A (ko) * | 2021-08-11 | 2023-02-21 | 썬전 샥 컴퍼니 리미티드 | 진동센서 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19648986C1 (de) * | 1996-11-26 | 1998-04-09 | Raida Hans Joachim | Gerichteter Stabstrahler |
| US20040140415A1 (en) | 2003-01-21 | 2004-07-22 | Nikon Corporation | Vibration-attenuation devices having low lateral stiffness, and apparatus comprising same |
| US8396228B2 (en) * | 2008-02-27 | 2013-03-12 | Stethoscope Technologies, Inc. | Floating ballast mass active stethoscope or sound pickup device |
| CN208434106U (zh) | 2018-08-01 | 2019-01-25 | 歌尔科技有限公司 | 一种用于振动传感器的振动组件及振动传感器 |
| CN209526879U (zh) * | 2019-03-27 | 2019-10-22 | 歌尔科技有限公司 | 一种骨声纹传感器及电子设备 |
| CN209314103U (zh) * | 2019-03-27 | 2019-08-27 | 歌尔科技有限公司 | 振动传感器和音频设备 |
| CN209659621U (zh) * | 2019-03-27 | 2019-11-19 | 歌尔科技有限公司 | 振动传感器和音频设备 |
| TWI732617B (zh) * | 2020-03-25 | 2021-07-01 | 美律實業股份有限公司 | 振動感測器 |
| US11611835B2 (en) * | 2020-06-09 | 2023-03-21 | Infineon Technologies Ag | Combined corrugated piezoelectric microphone and corrugated piezoelectric vibration sensor |
| CN212086490U (zh) * | 2020-06-16 | 2020-12-04 | 荣成歌尔电子科技有限公司 | 振动传感器和电子设备 |
| CN212785847U (zh) * | 2020-06-30 | 2021-03-23 | 瑞声声学科技(深圳)有限公司 | 振动传感器 |
| CN213342678U (zh) * | 2020-09-25 | 2021-06-01 | 瑞声声学科技(深圳)有限公司 | 一种骨导麦克风及移动终端 |
| KR20230024873A (ko) * | 2021-08-11 | 2023-02-21 | 썬전 샥 컴퍼니 리미티드 | 진동센서 |
-
2021
- 2021-08-11 KR KR1020227033038A patent/KR20230024873A/ko not_active Application Discontinuation
- 2021-08-11 EP EP21921636.3A patent/EP4167596A4/en active Pending
- 2021-08-11 WO PCT/CN2021/112017 patent/WO2023015478A1/zh unknown
- 2021-08-11 CN CN202180013922.4A patent/CN116034254A/zh active Pending
- 2021-08-11 BR BR112022017044A patent/BR112022017044A2/pt unknown
- 2021-08-11 JP JP2022556200A patent/JP7462787B2/ja active Active
-
2022
- 2022-07-25 US US17/814,533 patent/US11662248B2/en active Active
-
2023
- 2023-05-19 US US18/320,229 patent/US20230288250A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US11662248B2 (en) | 2023-05-30 |
| JP7462787B2 (ja) | 2024-04-05 |
| US20230288250A1 (en) | 2023-09-14 |
| EP4167596A1 (en) | 2023-04-19 |
| JP2023539965A (ja) | 2023-09-21 |
| BR112022017044A2 (pt) | 2024-02-27 |
| KR20230024873A (ko) | 2023-02-21 |
| WO2023015478A1 (zh) | 2023-02-16 |
| EP4167596A4 (en) | 2023-04-26 |
| US20230046902A1 (en) | 2023-02-16 |
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