CN107277724A - It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone - Google Patents
It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone Download PDFInfo
- Publication number
- CN107277724A CN107277724A CN201710543449.6A CN201710543449A CN107277724A CN 107277724 A CN107277724 A CN 107277724A CN 201710543449 A CN201710543449 A CN 201710543449A CN 107277724 A CN107277724 A CN 107277724A
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- microphone
- piezoelectric ceramic
- signal
- motion sensing
- bone conduction
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- 239000000919 ceramic Substances 0.000 title claims abstract description 43
- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 210000003625 skull Anatomy 0.000 claims abstract description 9
- 230000001133 acceleration Effects 0.000 claims abstract description 8
- 230000005236 sound signal Effects 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005245 sintering Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
Classifications
-
- 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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
The invention belongs to bone-conduction microphone technical field, and in particular to it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone, including microphone main body；Vibration module, positioned at the top of the microphone main body, for sensing skull vibration signal and transmitting to control module；The control module；Microphone；Gyroscope and acceleration detection module；Microprocessor；Apparatus for processing audio, it is used to handle audio signal；Wherein, the vibration module includes an elastic sheet metal and the piezoelectric ceramic piece positioned at the elastic sheet metal both sides, and the piezoelectric ceramic piece outer surface is also coated with inorganic ceramic membrane.It is disclosed by the invention it is a kind of piezoelectric ceramics inverse piezoelectric effect can be utilized in the piezoelectric ceramic bone conduction microphone of motion sensing control, by the method for elastic conductive, structure is thin, lightweight, and electromagnetic-radiation-free, technical benefits is obvious.
Description
Technical field
The present invention relates to it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone.Belong to can motion sensing control piezoelectricity pottery
Porcelain body conduction microphone technical field.
Background technology
General microphone is using air transmitted and belongs to open, though it can obtain good tonequality, disadvantage
It is that can not completely cut off extraneous background sound source, dialogue can not filter environmental noise in noisy environment, and inconvenience is caused to user.With
The microphone detected using air transmitted is compared, and bone-conduction microphone passes through due to being fitted in the head portion of user
The vibration of skull when osteoacusis detects user's sounding, with stronger Noise Resistance Ability.
Body-sensing technology is applied in product increasingly, meets the various demands of people, but at present
Do not occur related application also in wireless microphone technical field.Because with prior art wireless audio signal can not do not lost
On the premise of quality, wireless audio signal was not only transmitted but also had transmitted a large amount of body-sensing data, thus do not had also at home and abroad
The wireless microphone system of motion sensing control function.
In summary, in order to solve the problem of prior art is present, invention one kind is needed badly at present using the inverse pressure of piezoelectric ceramics
Electrical effect, by the method for elastic conductive, structure is thin, lightweight, electromagnetic-radiation-free, can solve the problem that frequency pilot, and transmission is reliable
Can motion sensing control piezoelectric ceramic bone conduction microphone.
The content of the invention
The present invention proposes that one kind utilizes piezoelectric ceramics inverse piezoelectric effect, and by the method for elastic conductive, structure is thin, weight
Gently, electromagnetic-radiation-free, can solve the problem that frequency pilot, transmission reliably can motion sensing control piezoelectric ceramic bone conduction microphone, solution
The problem of certainly prior art is present.
In order to solve the above-mentioned technical problem, the technical scheme is that：
It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone, including：
Microphone main body；
Vibration module, positioned at the top of the microphone main body, for sensing skull vibration signal and transmitting to control mould
Block；
The control module, for changing skull vibration signal that the vibration module passes back and being converted to voice signal warp
The microphone is transferred to apparatus for processing audio；
Microphone, positioned at the top of the microphone main body, it is used for the sound for receiving the control module transmission
Signal, and voice signal is transferred to apparatus for processing audio；
Gyroscope and acceleration detection module, its posture for being used to detect microphone or action, and by the posture of microphone
Or action data is sent to microprocessor；
Microprocessor, receives the posture or action data of the microphone that gyroscope and acceleration detection module are transmitted, and produces
A raw data-signal, the apparatus for processing audio is delivered to by the data-signal；
Apparatus for processing audio, it is used to handle audio signal；
Wherein, the vibration module includes an elastic sheet metal and the piezoelectric ceramics positioned at the elastic sheet metal both sides
Piece, the piezoelectric ceramic piece outer surface is also coated with inorganic ceramic membrane.
Further, two piezoelectric ceramic pieces are respectively adhered on the upper and lower surface of elastic sheet metal, two pressures
The both positive and negative polarity of electroceramics piece is connected with wire, and the vibration module outer surface is packaged with organosilicon glue-line.
Further, the piezoelectric ceramic piece is made up of piezoceramics layer overlapping sintering, is set between every layer of piezoceramics layer
It is equipped with an electrode layer.
The characteristics of present invention has following and beneficial effect：
It is of the present invention it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone include microphone main body；Vibrate mould
Block, positioned at the top of the microphone main body, for sensing skull vibration signal and transmitting to control module；The control mould
Block；Microphone；Gyroscope and acceleration detection module；Microprocessor；Apparatus for processing audio, it is used to enter audio signal
Row processing；Wherein, the vibration module includes an elastic sheet metal and the piezoelectric ceramic piece positioned at the elastic sheet metal both sides,
The piezoelectric ceramic piece outer surface is also coated with inorganic ceramic membrane.Motion sensing control function is added, can be realized to wireless Mike
The posture of wind and the detection of action, piezoelectric ceramic bone conduction vibrator be made can motion sensing control piezoelectric ceramic bone conduction microphone
Using piezoelectric ceramics inverse piezoelectric effect, by the method for elastic conductive, structure is thin, lightweight, electromagnetic-radiation-free.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 for the present invention it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone structural representation.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings.Herein it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.In addition, disclosed below
As long as each of the invention embodiment in involved technical characteristic do not constitute conflict each other and can just be mutually combined.
Shown in reference picture 1 it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone structural representation.One kind can
The piezoelectric ceramic bone conduction microphone of motion sensing control, including：
Microphone main body；
Vibration module, positioned at the top of the microphone main body, for sensing skull vibration signal and transmitting to control mould
Block；
The control module, for changing skull vibration signal that the vibration module passes back and being converted to voice signal warp
The microphone is transferred to apparatus for processing audio；
Microphone, positioned at the top of the microphone main body, it is used for the sound for receiving the control module transmission
Signal, and voice signal is transferred to apparatus for processing audio；
Gyroscope and acceleration detection module, its posture for being used to detect microphone or action, and by the posture of microphone
Or action data is sent to microprocessor；
Microprocessor, receives the posture or action data of the microphone that gyroscope and acceleration detection module are transmitted, and produces
A raw data-signal, the apparatus for processing audio is delivered to by the data-signal；
Apparatus for processing audio, it is used to handle audio signal；
Wherein, the vibration module includes an elastic sheet metal and the piezoelectric ceramics positioned at the elastic sheet metal both sides
Piece, the piezoelectric ceramic piece outer surface is also coated with inorganic ceramic membrane.
Further, two piezoelectric ceramic pieces are respectively adhered on the upper and lower surface of elastic sheet metal, two pressures
The both positive and negative polarity of electroceramics piece is connected with wire, and the vibration module outer surface is packaged with organosilicon glue-line.
Further, the piezoelectric ceramic piece is made up of piezoceramics layer overlapping sintering, is set between every layer of piezoceramics layer
It is equipped with an electrode layer.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described implementation
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen within protection scope of the present invention.
Claims (3)
1. it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone, it is characterised in that including：
Microphone main body；
Vibration module, positioned at the top of the microphone main body, for sensing skull vibration signal and transmitting to control module；
The control module, for changing the skull vibration signal that the vibration module is passed back, and is converted to voice signal through institute
State microphone and be transferred to apparatus for processing audio；
Microphone, positioned at the top of the microphone main body, it is used for the voice signal for receiving the control module transmission,
And voice signal is transferred to apparatus for processing audio；
Gyroscope and acceleration detection module, its posture for being used to detect microphone or action, and by the posture of microphone or move
Sent as data to microprocessor；
Microprocessor, receives the posture or action data for the microphone that gyroscope and acceleration detection module are transmitted, and produce one
Individual data-signal, the apparatus for processing audio is delivered to by the data-signal；
Apparatus for processing audio, it is used to handle audio signal；
Wherein, the vibration module includes an elastic sheet metal and the piezoelectric ceramic piece positioned at the elastic sheet metal both sides, institute
State piezoelectric ceramic piece outer surface and be also coated with inorganic ceramic membrane.
2. it is according to claim 1 it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone, it is characterised in that：Two
The piezoelectric ceramic piece is respectively adhered on the upper and lower surface of elastic sheet metal, and the both positive and negative polarity of two piezoelectric ceramic pieces is connected with
Wire, the vibration module outer surface is packaged with organosilicon glue-line.
3. it is according to claim 1 or 2 it is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone, it is characterised in that：
The piezoelectric ceramic piece is made up of piezoceramics layer overlapping sintering, and an electrode layer is provided between every layer of piezoceramics layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710543449.6A CN107277724A (en) | 2017-07-05 | 2017-07-05 | It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710543449.6A CN107277724A (en) | 2017-07-05 | 2017-07-05 | It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107277724A true CN107277724A (en) | 2017-10-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710543449.6A Pending CN107277724A (en) | 2017-07-05 | 2017-07-05 | It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone |
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| CN (1) | CN107277724A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108280977A (en) * | 2018-03-21 | 2018-07-13 | 大连理工大学 | A kind of trigger-type intelligent writing sitting position corrector |
| CN112153517A (en) * | 2020-10-20 | 2020-12-29 | 朱利 | Multi-medium conduction double-microphone earphone |
| WO2022193131A1 (en) * | 2021-03-16 | 2022-09-22 | 深圳市韶音科技有限公司 | Vibration sensor and microphone |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0865781A (en) * | 1994-08-23 | 1996-03-08 | Datsudo Japan:Kk | Bone transmission type microphone |
| CN103369418A (en) * | 2012-03-27 | 2013-10-23 | 新兴盛科技股份有限公司 | Throat vibration type microphone and hand-free communication device comprising same |
| CN105848029A (en) * | 2016-03-31 | 2016-08-10 | 乐视控股（北京）有限公司 | Earphone, and control method and device thereof |
| CN205793132U (en) * | 2016-05-20 | 2016-12-07 | 苏州佑克骨传导科技有限公司 | A kind of bone-conduction microphone |
| CN106303818A (en) * | 2015-06-03 | 2017-01-04 | 张炳翔 | A kind of wireless microphone system with motion sensing control function |
| CN106464995A (en) * | 2014-01-24 | 2017-02-22 | 布拉吉有限公司 | Stand-alone multifunctional headphones for sports activities |
| CN206948613U (en) * | 2017-07-05 | 2018-01-30 | 杭州双弯月电子科技有限公司 | It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone |
-
2017
- 2017-07-05 CN CN201710543449.6A patent/CN107277724A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0865781A (en) * | 1994-08-23 | 1996-03-08 | Datsudo Japan:Kk | Bone transmission type microphone |
| CN103369418A (en) * | 2012-03-27 | 2013-10-23 | 新兴盛科技股份有限公司 | Throat vibration type microphone and hand-free communication device comprising same |
| CN106464995A (en) * | 2014-01-24 | 2017-02-22 | 布拉吉有限公司 | Stand-alone multifunctional headphones for sports activities |
| CN106303818A (en) * | 2015-06-03 | 2017-01-04 | 张炳翔 | A kind of wireless microphone system with motion sensing control function |
| CN105848029A (en) * | 2016-03-31 | 2016-08-10 | 乐视控股（北京）有限公司 | Earphone, and control method and device thereof |
| CN205793132U (en) * | 2016-05-20 | 2016-12-07 | 苏州佑克骨传导科技有限公司 | A kind of bone-conduction microphone |
| CN206948613U (en) * | 2017-07-05 | 2018-01-30 | 杭州双弯月电子科技有限公司 | It is a kind of can motion sensing control piezoelectric ceramic bone conduction microphone |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108280977A (en) * | 2018-03-21 | 2018-07-13 | 大连理工大学 | A kind of trigger-type intelligent writing sitting position corrector |
| CN112153517A (en) * | 2020-10-20 | 2020-12-29 | 朱利 | Multi-medium conduction double-microphone earphone |
| WO2022193131A1 (en) * | 2021-03-16 | 2022-09-22 | 深圳市韶音科技有限公司 | Vibration sensor and microphone |
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