CN106559718A - The mike of tool automatic mute function - Google Patents
The mike of tool automatic mute function Download PDFInfo
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- CN106559718A CN106559718A CN201510631270.7A CN201510631270A CN106559718A CN 106559718 A CN106559718 A CN 106559718A CN 201510631270 A CN201510631270 A CN 201510631270A CN 106559718 A CN106559718 A CN 106559718A
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- signal
- mike
- housing
- mute function
- tool automatic
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Abstract
A kind of mike of tool automatic mute function, comprising a housing, a pickup circuit and a muting control circuit.The muting control circuit is that signal is connected to the pickup circuit, including a touch sensing module, and a silence processing module, the touch sensing module can sense one idle signal of generation when human body does not touch the housing, the silence processing module can the triggering of idle signal start a silent mode, and silence processing is made to the audio signal of the pickup circuit output.Can be engaged whether sensing user grips the mike by the housing and muting control circuit, whether the design of mute function is started with automatic decision, make user completely dispense with the silent mode for any button being operated again with regard to the automatically starting mike, be a kind of microphone design of innovation.
Description
Technical field
The present invention relates to a kind of mike, more particularly to a kind of Mike of tool automatic mute function
Wind.
Background technology
In the occasion that needs are talked to many people or sung, such as speech or concert etc.,
Generally need using the pickups such as mike and public address equipment come output talker or the singer of amplifying
Sound.Although the burden of user throat can be reduced by mike, and make sound clear
Be communicated to it is farther where, but during mike use, easily because by mistake by mike
Sound head is towards loudspeaker, audio amplifier, and produces irritating feedback noise.Although there is some mikes to set
In respect of silence switch, can in need stop mike export sound signal to avoid feedback noise
When, by operating the silence switch to start silent mode, but it is this need to operate in addition it is quiet
The design of sound switch, but Jing often there is user and forget to operate the silence switch quiet to close again
Sound pattern, and must be deadlocked after starting to talk and check the situation of mike, can cause
User uses upper puzzlement, quite inconvenient.
The content of the invention
It is an object of the invention to provide a kind of mike of tool automatic mute function.
The mike of present invention tool automatic mute function, comprising a housing, and is respectively arranged in
One pickup circuit and a muting control circuit of the housing.Around the pickup circuit can be picked up
Sound is exporting an audio signal.The muting control circuit is that signal is connected to the pickup electricity
Road, including a touch sensing module, and a silence processing module, the touch sensing module
One idle signal of generation can be sensed when human body does not touch the housing, the silence processing module can
Idle signal triggering starts a silent mode, and the audio frequency of the pickup circuit output is interrogated
Number make silence processing.
The mike of tool automatic mute function of the present invention, the touch sensing module include one
Sensing electrode, a capacitor sensing unit, and a touching judging unit, the sensing electrode is
It is insulated with the housing to be installed on the housing, and one electric capacity effect of generation can be engaged with the housing
Should, the capacitor sensing unit can sense the capacity effect via the sensing electrode and export one it is electric
Capacitance, the touching judging unit are built-in with one and represent the capacitive conditions that the housing is held, and
The idle signal can be exported when judging that the capacitance does not meet the capacitive conditions.
The mike of tool automatic mute function of the present invention, the muting control circuit also include one
Individual radio reception judge module, the radio reception judge module can receive the sound for analyzing the pickup circuit output
Frequency signal, and can be when the signal noise ratio of the audio signal is less than a threshold value, output
One voiceless sound signal, the silence processing module can be noiseless with this in the idle signal is received simultaneously
It is triggered during message and starts the silent mode, and silence processing is made to the audio signal.
The mike of tool automatic mute function of the present invention, the touching judging unit can be in judgement
When the capacitance meets the capacitive conditions, a touching signal, the silence processing module meeting are exported
Be triggered when the touching signal being received simultaneously with the voiceless sound signal start the silent mode, and
Silence processing is made to the audio signal.
The mike of tool automatic mute function of the present invention, the radio reception judge module can be in the sound
When the signal noise ratio of frequency signal is more than the threshold value, a speech signal is exported, this is quiet
Processing module in receiving the idle signal, and while can be triggered and close when receiving the speech signal
Close the silent mode.
The mike of tool automatic mute function of the present invention, is also processed comprising a preposition signal
Circuit, can be filtered and processing and amplifying to the audio signal of the pickup circuit output, then
Again the audio signal after process is exported to the muting control circuit.
The mike of tool automatic mute function of the present invention, the housing are available for gripping with one
Holding body, and one be installed on the holding body and the sound for installing the pickup circuit
Head, the sensing electrode with one be electrically connected to the capacitor sensing unit and with the holding body phase
The electrode layer of the conductive material at interval, and one be coated on the electrode layer surface and abut against and hold in this
Hold the dielectric layer of the isolation material of body.
The mike of tool automatic mute function of the present invention, the holding body is by electric conductivity material
The one of which of material and insulant is made.
The beneficial effects of the present invention is：Sense can be engaged with muting control circuit by the housing
Survey whether user grips the mike, whether the design of mute function started with automatic decision,
User completely dispenses with the quiet mould for operating any button again with regard to the automatically starting mike
Formula, is a kind of microphone design of innovation.
Description of the drawings
The present invention other features and effect, by reference schema embodiment in clearly
Present, wherein：
Fig. 1 is the axonometric chart of one embodiment of the mike of present invention tool automatic mute function；
Fig. 2 is the three-dimensional exploded view of the embodiment；
Fig. 3 is the functional block diagram of the embodiment；
Fig. 4 is the partial cross-sectional side-elevation view of the embodiment；And
Fig. 5 is the sectional drawing of the embodiment.
Specific embodiment
Refering to Fig. 1,2,3, the embodiment of the mike of present invention tool automatic mute function, it is
Illustrate by taking a wireless microphone as an example, the mike includes a housing 3, and difference
It is installed on 4, one, a pickup circuit preposition signal processing circuit 5, of the housing 3
Muting control circuit 6 and a signal output circuit 7, in the present embodiment, the preposition signal
Process circuit 5, the muting control circuit 6 and the signal output circuit 7 be integrated into one piece it is electric
Road plate 800, but it is not limited when implementing.
The housing 3 is available for gripping the holding body 31 taken with one, and one is installed on this
The sound head 32 of holding body 31.In the present embodiment, the holding body 31 be in hollow tubular,
And be made up of conductive material, but when implementing, 3 profile of housing is not limited.
The pickup circuit 4 is mounted in the sound head 32, and can pick up ambient sound to produce
One audio signal.As the pickup circuit 4 picks up sound to export the audio signal as existing
Technology, and mode is numerous, therefore no longer describe in detail.
The preposition signal processing circuit 5 can be carried out to the audio signal of the output of pickup circuit 4
After preposition signal is processed, the muting control circuit 6 is resent to.So-called preposition signal processes bag
Filtering noise information and signal processing and amplifying etc. are included, but is not limited with the above.
The muting control circuit 6 is that signal is connected to the preposition signal processing circuit 5 and the signal
Output circuit 7, including 61, radio reception judge module 62 of a touch sensing module, and one
Individual silence processing module 63.
The touch sensing module 61 is to install to be incorporated into the holding body 31, and can be in user
Hand grip when touching holding body 31, sensing output is engaged with the holding body 31
One touching signal.The touch sensing module 61 include one it is insulated with the holding body 31
The sensing electrode 611, one for being posted by 31 inner peripheral surface of holding body is electrically connected to the sensing electricity
The capacitor sensing unit 614 of pole 611, and a signal is connected to the capacitor sensing unit 614
Touching judging unit 615.Coordinate refering to Fig. 4,5, the sensing electrode 611 with one by
The en plaque electrode layer 612 of the capacitor sensing unit 614 is made and be electrically connected to conductive material,
And one be coated on 612 surface of electrode layer and dielectric layer 613 by made by insulant, should
Sensing electrode 611 is to be resisted against the holding body 31 with the dielectric layer 613, and makes the electrode layer
612 are spaced in opposite directions with the holding body 31, and can contact the gripping sheet in the gripping of user hand
During body 31, one capacity effect of generation is engaged with the holding body 31.The capacitance sensing list
When unit 614 can contact the holding body 31 via the sensing user hand of sensing electrode 611
Capacity effect capacitance variations, and export a capacitance.
The touching judging unit 615 is built-in with one and represents the electric capacity that user grips the housing 3
Condition, for example whether the capacitance of the output of capacitor sensing unit 614 is between a numerical value model
In enclosing, or whether it is more than a particular value, and the electricity can be analyzed according to capacitive conditions reception
Hold the capacitance of the output of sensing unit 614, it is if the capacitance meets the capacitive conditions, right
One should be exported and represent the touching signal that the housing 3 is held, such as high level signal, if not
The capacitive conditions are accorded with, is then exported one and is represented the idle signal that the housing 3 is not held, for example
Low level signal.
The radio reception judge module 62 is built-in with an audio frequency threshold value, and can be according to the audio frequency door
Threshold value receives the signal noise ratio of the audio signal for analyzing the output of preposition signal processing circuit 5
Value, and the audio frequency threshold value can be more than in the signal noise ratio, output one represents user
The speech signal of sound sent to the pickup circuit 4, such as high level signal, and can be in
The signal noise ratio is less than the audio frequency threshold value, and output one represents user not to the pickup
Circuit 4 sends the voiceless sound signal of sound, such as low level signal.
The silence processing module 63 can receive the analysis touch sensing module 61 with radio reception judgement
The signal of the output of module 62.When the silence processing module 63 receives the idle signal and is somebody's turn to do simultaneously
During voiceless sound signal, represent that the mike is not taken, and user is not sent to the mike
Sound, now, the silence processing module 63 can be by the idle signal and the voiceless sound signal one
Play triggering and start a silent mode, the audio signal of the output of pickup circuit 4 can be carried out
Silence processing, so cause inventive microphone will not output signal to rear end public address equipment 900.
When the silence processing module 63 is the table while when receiving the touching signal and the voiceless sound signal
Show that although the mike is held, but user now, is somebody's turn to do not to the microphone talk
Silence processing module 63 also can be triggered startup by the touching signal together with the voiceless sound signal should
Silent mode, and silence processing is carried out to the audio signal of the output of pickup circuit 4, so should
Signal output circuit 7 will not output signal to rear end public address equipment 900.
When the silence processing module 63 receives the touching signal with the speech signal simultaneously, or
Person is while when receiving the idle signal with the speech signal, representing user to Mike
Wind is talked, and the silence processing module 63 will not be triggered by the signal, that is, will not be started
The silent mode, so silence processing will not be made to the audio signal of the output of pickup circuit 4,
The audio signal can be sent to the signal output circuit 7 by the silence processing module 63, and export
To the rear end public address equipment 900.
In the present embodiment, the signal output circuit 7 is interrogated audio frequency by wireless communication technique
The rear end public address equipment 900 number is wirelessly transmitted to, but when implementing, the signal output circuit 7
May be designed as being available for signal line (not shown) grafting, and the sound can be exported via the signal line
The aspect of frequency signal.
It should be noted that, in the above-described embodiments, it is by the holding body 31 of the housing 3
Be designed to be made of an electrically conducting material, and can in user grip contact the holding body 31 when,
The holding body 31, the dielectric layer 613 and the electrode layer are lured into using the charged characteristic of human body
612 are engaged the capacitance for changing the capacity effect, and then can determine whether whether user has gripping
The mike.But when implementing, the holding body 31 can also change to be made up of insulant, and
The sensing electrode 611 is pasted and is fixed in the holding body 31 via the dielectric layer 613
Side face, as human body is a powered good conductor, so when human contact's holding body 31
When, still can be engaged with the sensing electrode 611 and produce the capacity effect, therefore, equally may be used
By the capacitance variations for sensing the capacity effect, judge whether user is held with using the Mike
Wind.
In the above-described embodiments, the muting control circuit 6 is by while whether judging user
Mike is gripped, and whether user sends sound to the mike, decide whether to start
Silent mode, but when implementing, the muting control circuit 6 can be designed to only by judging to make
Whether user grips the mike, decides whether to start the silent mode, that is to say, that should
Radio reception judge module 62 is not necessarily.
In sum, sensing user can be engaged with muting control circuit 6 by the housing 3
The mike whether is gripped, whether the design of mute function is started with automatic decision, user is complete
Entirely without operating any button again with regard to the silent mode of the automatically starting mike, and can enter
One step coordinates whether detecting user has to the microphone talk, more accurately to judge to use
Whether person is currently in use the mike, and can grip the mike in user but not talk
When the automatic silent mode.By means of by above-mentioned design, directly can eliminate from the source of sound
The impact of signal feedback, can greatly improve the problem of feedback noise, be a kind of mike of innovation
Design, it is quite convenient and practical, so the purpose of the present invention can be reached really.
As described above, only embodiments of the invention, when the present invention can not be limited with this
The scope of enforcement, it is every according to claims of the present invention and description made it is simple etc.
Effect change and modification, all still belong to the scope of the present invention.
Claims (8)
1. a kind of mike of tool automatic mute function, comprising a housing, and a peace
Loaded on the housing and ambient sound can be picked up to export the pickup circuit of an audio signal, its
It is characterised by：The mike is also installed on the housing comprising one and signal is connected to the pickup
The muting control circuit of circuit, the muting control circuit include a touch sensing module, and
One silence processing module, the touch sensing module can be sensed when human body does not touch the housing
Produce an idle signal, the silence processing module can the triggering of idle signal start one it is quiet
Sound pattern, and silence processing is made to the audio signal of the pickup circuit output.
2. the mike of tool automatic mute function according to claim 1, its feature exists
In：The touch sensing module includes a sensing electrode, a capacitor sensing unit, and one
Individual touching judging unit, the sensing electrode be it is insulated with the housing be installed on the housing, and
One capacity effect of generation can be engaged with the housing, the capacitor sensing unit can be via the sense
Survey the electrode senses capacity effect and export a capacitance, the touching judging unit is built-in with
One represents the capacitive conditions that the housing is held, and can not meet this in the capacitance is judged
During capacitive conditions, the idle signal is exported.
3. the mike of tool automatic mute function according to claim 1 and 2, which is special
Levy and be：The muting control circuit also includes a radio reception judge module, and the radio reception judges mould
Block can receive the audio signal for analyzing the pickup circuit output, and can be in the audio signal
When signal noise ratio is less than a threshold value, a voiceless sound signal, the quiet place are exported
Reason module can be triggered when simultaneously the idle signal is received with the voiceless sound signal, and to start this quiet
Sound pattern, and silence processing is made to the audio signal.
4. the mike of tool automatic mute function according to claim 3, its feature exists
In：The touching judging unit can export one when judging that the capacitance meets the capacitive conditions
Individual touching signal, the silence processing module can be in while receive the touching signal and the voiceless sound
It is triggered during signal and starts the silent mode, and silence processing is made to the audio signal.
5. the mike of tool automatic mute function according to claim 3, its feature exists
In：The radio reception judge module can be more than the threshold value in the signal noise ratio of the audio signal
When, export a speech signal, the silence processing module can in receiving the idle signal, and
It is triggered and closes the silent mode when receives the speech signal simultaneously.
6. the mike of tool automatic mute function according to claim 1 and 2, which is special
Levy and be：The mike also includes a preposition signal processing circuit, can be defeated to the pickup circuit
The audio signal for going out is filtered and processing and amplifying, then again by the audio signal after process
Export to the muting control circuit.
7. the mike of tool automatic mute function according to claim 1 and 2, which is special
Levy and be：The housing has a holding body for being available for gripping, and one is installed on this and holds
Body and the sound head for installing the pickup circuit are held, the sensing electrode is electrically connected with one
The electrode layer of the conductive material in the capacitor sensing unit and with the holding body separately, and
One is coated on the electrode layer surface and abuts against the dielectric of isolation material in the holding body
Layer.
8. the mike of tool automatic mute function according to claim 7, its feature exists
In：The holding body is made up of the one of which of conductive material and insulant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631270.7A CN106559718A (en) | 2015-09-29 | 2015-09-29 | The mike of tool automatic mute function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631270.7A CN106559718A (en) | 2015-09-29 | 2015-09-29 | The mike of tool automatic mute function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106559718A true CN106559718A (en) | 2017-04-05 |
Family
ID=58417038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510631270.7A Pending CN106559718A (en) | 2015-09-29 | 2015-09-29 | The mike of tool automatic mute function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106559718A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1675357A1 (en) * | 2003-10-17 | 2006-06-28 | Matsushita Electric Industrial Co., Ltd. | Mobile terminal apparatus |
| CN201044501Y (en) * | 2007-06-15 | 2008-04-02 | 吴春芳 | Microphone regulate and control induction controller |
| CN103778925A (en) * | 2012-10-22 | 2014-05-07 | 爱国者电子科技有限公司 | Recording apparatus for controlling recording in recording circuit off state |
| CN204069241U (en) * | 2014-04-02 | 2014-12-31 | 广州市迪韵专业音响有限公司 | A kind of wireless microphone |
| CN104703079A (en) * | 2013-12-05 | 2015-06-10 | 苏州乐聚一堂电子科技有限公司 | Smart microphone |
-
2015
- 2015-09-29 CN CN201510631270.7A patent/CN106559718A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1675357A1 (en) * | 2003-10-17 | 2006-06-28 | Matsushita Electric Industrial Co., Ltd. | Mobile terminal apparatus |
| CN201044501Y (en) * | 2007-06-15 | 2008-04-02 | 吴春芳 | Microphone regulate and control induction controller |
| CN103778925A (en) * | 2012-10-22 | 2014-05-07 | 爱国者电子科技有限公司 | Recording apparatus for controlling recording in recording circuit off state |
| CN104703079A (en) * | 2013-12-05 | 2015-06-10 | 苏州乐聚一堂电子科技有限公司 | Smart microphone |
| CN204069241U (en) * | 2014-04-02 | 2014-12-31 | 广州市迪韵专业音响有限公司 | A kind of wireless microphone |
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Application publication date: 20170405 |