CN204442614U - Microphone and multipartite voice interaction systems - Google Patents
Microphone and multipartite voice interaction systems Download PDFInfo
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- CN204442614U CN204442614U CN201520200560.1U CN201520200560U CN204442614U CN 204442614 U CN204442614 U CN 204442614U CN 201520200560 U CN201520200560 U CN 201520200560U CN 204442614 U CN204442614 U CN 204442614U
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Abstract
The utility model provides a kind of microphone, and it comprises: the first audio interface, and it is integrated with the first audio frequency output channel and the first audio input channel; Audio treatment unit, it is communicated with the described first audio frequency output channel signal of telecommunication, is converted into audio signal and exports via described first audio frequency output channel after external sound enters described microphone by described audio treatment unit; Downmixing unit, it is communicated with described audio treatment unit and the described first audio input channel signal of telecommunication respectively, and described downmixing unit exports after being used for carrying out stereo process to the audio signal exported by described audio treatment unit and the audio signal that inputs to described microphone by described first audio input channel.In addition, a kind of multipartite voice interaction systems is additionally provided.Above-mentioned microphone, multipartite voice interaction systems can improve the tonequality when external sound and background music superposition that input in microphone.
Description
Technical field
The utility model relates to Audio Signal Processing field, particularly a kind of microphone and multipartite voice interaction systems.
Background technology
Microphone, as a kind of important audio frequency apparatus, has become the more and more welcome Speech input instrument of one, in order to realize the collection of sound, amplification and recording.
In the use procedure of microphone, cooperation between the external sound inputted and background music is mostly realized by simple sound superposition, namely, the external sound that microphone collects amplifies via microphone, and background music is by being play by corresponding audio-source, and then realizing the superposition of external sound and the background music amplified, its tonequality is comparatively bad.
Utility model content
The defect of the tonequality bad luck that an object of the present utility model exists when being to solve external sound and the background music simple superposition of microphone input in same occasion in prior art.
Another object of the present utility model is to provide a kind of microphone, multipartite voice interaction systems of tonequality when improving the external sound and background music superposition that input in microphone.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of microphone, comprising:
First audio interface, it is integrated with the first audio frequency output channel and the first audio input channel;
Audio treatment unit, it is communicated with the described first audio frequency output channel signal of telecommunication, is converted into audio signal and exports via described first audio frequency output channel after external sound enters described microphone by described audio treatment unit;
Downmixing unit, it is communicated with described audio treatment unit and the described first audio input channel signal of telecommunication respectively, and described downmixing unit exports after being used for carrying out stereo process to the audio signal exported by described audio treatment unit and the audio signal that inputs to described microphone by described first audio input channel.
Preferably, described downmixing unit is communicated with the described audio treatment unit signal of telecommunication by a control unit, and described control unit is for controlling the break-make of the audio signal transmission between described audio treatment unit and described downmixing unit.
Preferably, described microphone comprises the second audio interface further, described second audio interface is integrated with the second audio frequency output channel and the second audio input channel, described second audio frequency output channel is communicated with the described downmixing unit signal of telecommunication and exports via described second audio frequency output channel for the audio signal through described downmixing unit, and described second audio input channel is communicated with the described audio treatment unit signal of telecommunication and processes the audio signal being input to described microphone via described second audio input channel for described audio treatment unit.
Preferably, audio mixing assembly is set in described audio treatment unit, described audio mixing assembly is communicated with the downmixing unit signal of telecommunication with described second audio interface respectively, and described audio mixing assembly exports described downmixing unit to after being used for carrying out audio mixing to the audio signal of the audio treatment unit collection at its place and the audio signal that inputs to described microphone by described second audio input channel.
Preferably, described microphone comprises monitoring interface further, described monitoring interface and described downmixing unit electric connection, exports via described monitoring interface for the audio signal through described downmixing unit.
A kind of multipartite voice interaction systems, comprising:
Audio-source, described audio-source is used for providing audio signal;
First microphone, described first microphone is selected from microphone as above, and described first microphone is communicated with or wireless communications with the described audio-source signal of telecommunication by its first audio interface;
Second microphone, described second microphone is selected from the microphone as described in any one of claim 1 ~ 5, and described second microphone is communicated with or wireless communications with the second audio interface signal of telecommunication of described first microphone by its first audio interface;
Described first microphone and the second microphone all can gather by sound to external world, the audio signal that described audio-source exports via described first microphone of the first audio interface input of described first microphone, and flows to described second microphone via the second audio interface of described first microphone simultaneously;
Export the downmixing unit in described first microphone after the external sound collected is converted into audio signal by described second microphone and/or the first microphone to, export after the audio signal that described first microphone utilizes its downmixing unit to transform the external sound by described second microphone and/or the first microphone collection and the audio signal inputted by described audio-source carry out stereo process.
Preferably, described system comprises further:
3rd microphone, described 3rd microphone is selected from microphone as above, and described 3rd microphone is communicated with the second audio interface signal of telecommunication of described second microphone by its first audio interface;
Audio signal in described 3rd microphone exports described second microphone to via described first audio interface, the first audio interface simultaneously via described second microphone flows to described first microphone, and input to downmixing unit via the second audio interface in described first microphone and audio treatment unit successively, export after carrying out audio mixing by described downmixing unit;
The audio signal that described audio-source exports by the first audio interface input in described second microphone, and exports described 3rd microphone to via the second audio interface.
Preferably, the quantity at least two of described 3rd microphone, described at least two the 3rd microphones are connected in series successively by the first audio interface and the second audio interface, and at least two the 3rd microphones be connected in series successively, the 3rd microphone being positioned at end is communicated with the described second microphone signal of telecommunication by the first audio interface.
Preferably, describedly its at least one the 3rd microphone be connected in series successively is exported with the audio signal that the 3rd microphone sound intermediate frequency source that the second microphone signal of telecommunication is communicated with exports to via its second audio interface;
Audio signal in described 3rd microphone exports via described first audio interface, and is delivered to the second microphone via at least one between itself and the second microphone the 3rd microphone.
Preferably, the quantity of described second microphone is multiple, multiple described second microphone all with described first microphone wireless connections.
As shown from the above technical solution, advantage of the present utility model and good effect are:
In the utility model, first audio interface is integrated with the first audio frequency output channel and the first audio input channel, audio treatment unit respectively with the first audio frequency output channel is communicated with the downmixing unit signal of telecommunication, and the first audio input channel in the first audio interface is communicated with the downmixing unit signal of telecommunication, the audio signal of music can be input to downmixing unit by the first audio input channel in the first audio interface as a setting, external sound outputs in downmixing unit after entering microphone and be converted into audio signal by audio treatment unit, and then the stereo process rear completing the audio signal of music as a setting and the audio signal of audio treatment unit output in downmixing unit is exportable, to improve the tonequality when external sound and background music superposition that input in microphone.
In addition, because the audio treatment unit in microphone is communicated with the first audio frequency output channel signal of telecommunication in the first audio interface, thus make external sound enter microphone and exported by the first audio frequency output channel after being processed by audio treatment unit, for the transmission of audio signal between microphone provides possibility, and then the application scenarios enriching microphone will be contributed to.
Accompanying drawing explanation
Fig. 1 is the structural representation of microphone in an embodiment;
Fig. 2 is the structural representation of microphone in another embodiment;
Fig. 3 is the structural representation of microphone in another embodiment;
Fig. 4 is the structural representation of multipartite voice interaction systems in an embodiment;
Fig. 5 is the structural representation of multipartite voice interaction systems in another embodiment;
Fig. 6 is the structural representation of multipartite voice interaction systems in another embodiment;
Fig. 7 is the structural representation of multipartite voice interaction systems in another embodiment.
Embodiment
The exemplary embodiment embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes on different execution modes, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be use when explain in essence, and be not used to limit the utility model.
As previously mentioned, microphone is along with the increase day by day of use occasion and abundant, germinated more and more abundanter microphone application thereupon, and in the application of many microphones, the application scenarios that the Speech input of the application of loquacity cylinder and microphone and music match also increases increasingly, therefore, spy proposes a kind of microphone, multipartite voice interaction systems.
In one embodiment, concrete, this microphone as shown in Figure 1, comprises the first audio interface 110, audio treatment unit 130 and downmixing unit 150.
First audio interface 110, it is integrated with the first audio frequency output channel and the first audio input channel.
In the present embodiment, the first audio interface 110 can be used for realizing outside audio signal input, and the audio signal of this outside can be arbitrary audio-source input of access microphone, and the first audio interface 110 is by with thinking that the access of audio-source provides interface.In a preferred embodiment, the first audio interface 110 is 3.5 millimeters of audio interface of 4 segmentations.
Audio treatment unit 130, it is communicated with the first audio frequency output channel signal of telecommunication, is converted into audio signal and exports via the first audio frequency output channel after external sound enters microphone by audio treatment unit 130.
In the present embodiment, audio treatment unit 130 is for gathering external sound.Concrete, audio treatment unit 130 can comprise pick-up, encoder, pressure ration the power supply road and amplifying circuit, converts the external sound be used for gathering to digital signal, i.e. audio signal by analog signal, and carries out pressure and limit and the process such as amplification.
The audio signal that audio treatment unit 130 exports will comprise the audio signal corresponding with external sound, and its audio signal exported can export via the audio frequency output channel of the first audio interface 110.
Downmixing unit 150, it is communicated with audio treatment unit 130 and the first audio input channel signal of telecommunication respectively, and downmixing unit 150 exports after carrying out stereo process for the audio signal that exports audio treatment unit 130 and the audio signal that inputs to microphone by the first audio input channel.
In the present embodiment, downmixing unit 150 is for providing sound mixing function for the multipath audio signal in microphone.Wherein, the input of microphone sound intermediate frequency signal comprises the road that is made up of audio treatment unit 130 audio signal corresponding with external sound, and the road audio signal to be made up of the first audio interface 110, described downmixing unit 150 exports after carrying out stereo process to above-mentioned multipath audio signal.
By microphone as above, audio-source will be made to be communicated with microphone by the first audio interface 110, to input the audio signal in audio-source to microphone, and then provide sound with matching for the Speech input in microphone, such as, the performance current carried out for microphone provides background music, singer can sing according to the background music of uppick, add the application scenarios of microphone, improve the rich of function, also the corresponding tonequality that improve in microphone.
In addition, by microphone as above, taken into account the collection of external sound in microphone and the direct input of audio signal simultaneously, the equipment required for consumer entertainment function can have been reduced, and then ensure that the portability realizing consumer entertainment.
Further, in the present embodiment, microphone comprises a control unit further, and downmixing unit 150 is communicated with audio treatment unit 130 signal of telecommunication by a control unit, and this control unit will be used for the break-make of the audio signal transmission controlled between audio treatment unit 130 and downmixing unit 150.
In the present embodiment, control unit will arrange corresponding switch in microphone enclosure, and user controls the break-make of audio signal transmission between audio treatment unit 130 and downmixing unit 150 by the switch triggering control unit arranged.
When being disconnected by the Signal transmissions between described downmixing unit 150 and audio treatment unit 130 by described control unit, the external sound that described microphone collects exports from the first audio frequency output channel of described first audio interface 110 after will being converted into audio signal via described audio treatment unit 130.
That is, under this scene, microphone is only for the transmission of the collection and respective audio signal of carrying out external sound, and then the audio signal making the arbitrary equipment be communicated with the microphone signal of telecommunication all can receive microphone to export, and effectively extends the transmission of microphone sound intermediate frequency signal.
For under the scene that the transmission of audio signal between audio treatment unit 130 and downmixing unit 150 is connected, the audio signal exported in audio treatment unit 130 will be input in downmixing unit 150, so that carry out stereo process.
By the setting of control unit in microphone, user can according to reality use need judge that its hand-held microphone is while the carrier transmitted as audio signal, also need for the multipath audio signal in microphone provides the processing capacity of audio mixing, thus by the switch triggering control unit on microphone, to control the break-make of audio signal transmission between audio treatment unit 130 and downmixing unit 150, greatly improve the flexibility of microphone application.
Further, as shown in Figure 2, in the present embodiment, microphone as above further comprises the second audio interface 170.The second audio frequency output channel and the second audio input channel is integrated with in second audio interface 170, second audio frequency output channel is communicated with downmixing unit 150 signal of telecommunication, audio signal through described downmixing unit 150 can export via described second audio frequency output channel, second audio input channel is communicated with audio treatment unit 130 signal of telecommunication, and the audio signal of outside input can enter described microphone via described second audio input channel and process it for audio treatment unit 130.
In the present embodiment, the second audio interface 170 provides output channel for the audio signal in downmixing unit 150, and in order to receive miscellaneous equipment, the audio signal of such as another microphone input, and be transferred in audio treatment unit 130 by the second audio input channel.
In the present embodiment, by arranging the first audio interface 110, audio treatment unit 130, downmixing unit 150 and the second audio interface 170 in described microphone, following audio transmission channel can be built in described microphone:
First passage, the audio transmission channel of being built by the second audio frequency output channel of the first audio input channel of described first audio interface 110, downmixing unit 150 and described second audio interface 170;
Second channel, the audio transmission channel of being built by the first audio frequency output channel of the second audio input channel of described second audio interface 170, audio treatment unit 130 and described first audio interface 110; And
Third channel, it is formed when described downmixing unit 150 is connected with described audio treatment unit 130.
In concrete use, other audio frequency apparatus is communicated with the described microphone signal of telecommunication by described second audio interface 170, and described microphone is connected with mobile phone by its first audio interface 110.
When described downmixing unit 150 is not communicated with described audio treatment unit 130, mobile phone inputs background music by the first audio input channel of described first audio interface 110 to described microphone, and described background music is transferred to by the above-mentioned first passage built in described microphone other audio frequency apparatus being connected to described second audio interface 170 while being input in described microphone; And the audio signal exported by other audio frequency apparatus being connected to described second audio interface 170 is transferred to while being input in described microphone by the above-mentioned second channel built in described microphone in the mobile phone be connected with described first audio interface 110.
When described downmixing unit 150 is communicated with described audio treatment unit 130, the audio signal exported by other audio frequency apparatus being connected to described second audio interface 170 is when the audio treatment unit 130 of described microphone, it is while Yan Yuanlu transmission, also can be passed through described audio treatment unit 130 to transmit to described downmixing unit 150, now, described downmixing unit 150 will carry out stereo process to the background music inputted by mobile phone flowed through and the audio signal inputted by described audio treatment unit 130.
And via the audio signal after described downmixing unit 150 stereo process, mobile phone is exported to by the first audio frequency output channel of described first audio interface 110 after it can be returned to described audio treatment unit 130, also can export to other external audio frequency apparatus via the second audio frequency output channel of described second audio interface 170, can certainly directly export.Therefore, second audio interface 170 both can be used for the output of downmixing unit 150 sound intermediate frequency signal, can be used for again the audio signal in miscellaneous equipment to be back in the microphone at the second audio interface 170 place, and again export via audio processing modules 130 and the first audio interface 110, or exported by the second audio interface 170 after the audio signal mixing of passback via audio treatment unit 130 and downmixing unit 150.
In another embodiment, as shown in Figure 3, microphone as above comprises monitoring interface 190 further.This monitoring interface 190 is communicated with downmixing unit 150 signal of telecommunication, exports via monitoring interface 190 for the audio signal through downmixing unit 150.
The user of microphone monitors by the audio signal monitored in the audiomonitor microphones such as the earphone of access in interface 190, and then can monitor the audio signal obtaining being provided by audio-source, also can listen to other audio signal exported by downmixing unit 150.
Concrete, in microphone as above, first audio interface 110 provides audio input interface for audio-source and other microphone, second audio interface 170 provides audio output interface for other microphone, and then realizes the audio signal transmission between multiple microphone by the first audio interface 110 and the second audio interface 170.
Carry out in the microphone of audio signal transmission multiple, the audio signal that one microphone collection external sound obtains can export its microphone be communicated with to the first audio interface 110 by the audio processing modules 130 set by it, and then be passed to successively thus in the microphone that is interconnected, the external sound of microphone collection is transmitted in multiple microphone.
The audio signal that arbitrary microphone collection external sound obtains all is passed in the microphone be connected with audio-source, returns after carrying out audio mixing.
In addition, for the audio signal that the audio-source of the first audio interface 110 input of a microphone provides, the audio signal that this audio-source provides is transmitted according to the path of the first audio interface 110, downmixing unit 130 and the second audio interface 170 in each microphone, to be exported by the second audio interface 170, and for the monitoring interface 190 having accessed audiomonitor, monitoring interface 190 by being communicated with downmixing unit 130 signal of telecommunication also exports in audiomonitor by the audio signal that this audio-source provides, and monitors for user.
In another embodiment, audio mixing assembly is set in audio treatment unit 130, this audio mixing assembly is communicated with downmixing unit 140 signal of telecommunication with the second audio interface 170 respectively, exports downmixing unit 150 to after the audio signal that audio mixing assembly is used for the audio signal that gathers the audio treatment unit 130 at its place and inputs to microphone by the second audio input channel carries out audio mixing.
In the present embodiment, audio mixing assembly will be used for the audio mixing of the audio signal realized in microphone corresponding to multichannel external sound, namely carries out audio mixing to audio signal corresponding to external sound gathered and the audio signal inputted by the second audio interface 170.
The audio signal inputted due to the second audio interface 170 will be that other microphone collection external sound is formed, therefore, the audio mixing that audio mixing assembly carries out carries out audio mixing to the audio signal corresponding to multichannel external sound, thus enhance the real-time sound mixing effect of microphone.
After the audio mixing of audio signal being completed multichannel external sound by audio mixing assembly, to output in downmixing unit 150, again audio mixing is carried out with the audio signal exported by audio signal and the audio mixing assembly of downmixing unit 150 pairs of audio-source inputs, Each performs its own functions for audio mixing assembly and downmixing unit 150, to complete the orderly audio mixing of multipath audio signal in microphone, effectively enhance the tonequality of microphone.
In one embodiment, also correspondingly provide a kind of multipartite voice interaction systems, as shown in Figure 4, comprise audio-source 410, first microphone 430 and the second microphone 450.
Audio-source 410 is for providing audio signal.
First microphone 430 is selected from microphone as above, and this first microphone 430 is communicated with or wireless communications with audio-source 410 signal of telecommunication by its first audio interface 110.
Second microphone 450 is selected from microphone as above, and the second microphone 450 is communicated with or wireless communications with second audio interface 170 signal of telecommunication of the first microphone 430 by its first audio interface 110.
In the present embodiment, first microphone 430 is directly communicated with audio-source 410, for realizing the transmission of audio signal and the audio mixing of audio signal of audio-source 410 output, and will the basic function of microphone be realized, the i.e. acquisition and processing of external sound, therefore, the first microphone 430 at least will include the first audio interface 110, audio treatment unit 130, downmixing unit 150 and the second audio interface 170.
Second microphone 450 is communicated with or wireless communications with first microphone 430 signal of telecommunication, except carrying out the acquisition and processing of external sound, also the transmission carrying out audio signal will be used for, therefore, second microphone 450 will at least include the first audio interface 110, audio treatment unit 130, downmixing unit 150 and the interface in order to carry out audio signal output, according to the needs that audio signal exports, this interface can be the second interface 170, also can be monitor interface 190, can also be other some output interfaces.
Understandable, the first microphone 430 and the second microphone 450 are same microphones, and it can switch according to the control unit that passes through the need of audio mixing and audio signal.
In the multipartite voice interaction systems of audio-source 410, first microphone 430 and the second microphone 450 frameworks, first microphone 430 and the second microphone 450 all can gather by sound to external world, the audio signal that audio-source 410 exports inputs the first microphone 430 via the first audio interface 110 of the first microphone 430, and flows to the second microphone via the second audio interface 170 of the first microphone 430 simultaneously.Audio-source 410 can be the various portable equipment such as smart mobile phone, panel computer.
Audio signal in audio-source 410 will be passed to the first microphone 430 and the second microphone 450 successively, and user is by all listening to the background music corresponding to this audio-source 410 sound intermediate frequency signal to the monitoring of the first microphone 430 and the second microphone 450.
Export after the audio signal that downmixing unit 150, first microphone 430 exported to after the external sound collected is converted into audio signal by the second microphone 450 and/or the first microphone 430 in first microphone 430 utilizes its downmixing unit 150 to transform the external sound that gathered by the second microphone 450 and/or the first microphone 430 and the audio signal inputted by audio-source 410 carry out audio mixing.
It should be noted that, for the second microphone 450 containing downmixing unit 150, user according to the current switch triggering control unit needed by the second microphone 450 shell is arranged, to disconnect the connection between audio treatment unit 130 and downmixing unit 150; In contrast, 430, the first microphone is by the connection between control unit guarantee audio treatment unit 130 and downmixing unit 150.
Further illustrate, the external sound collection that first microphone 430 and the second microphone 450 carry out can be carried out simultaneously, also can carry out respectively, no matter when the external sound collection of the second microphone 450 is carried out, its transform the audio signal that external sound obtains and be transported in the first microphone 430 by the second audio interface 170 in the first audio interface 110 and the first microphone 430, and then the audio treatment unit 130 be transported in the first microphone 430, if have input the audio signal that external sound transforms in present video processing unit 130, then the second microphone 450 is transported to after audio signal that in audio signal in the first microphone 430 and the first microphone 430, external sound transforms carries out audio mixing and returns to the second microphone 450.
Meanwhile, if audio-source 410 is also to the first microphone 430 output audio signal, exported by the second audio interface 170, to return to the second microphone 450 after then again the audio signal of audio mixing being carried out audio mixing by the audio signal that downmixing unit 150 and audio-source 410 export.
If only there is the second microphone 450 to carry out the collection of external sound, the audio signal that then in the second microphone 450, external sound transforms will be exported by the first audio interface 110, and be input in the first microphone 430 via the second audio interface 170 in the first microphone 430, and then flow to downmixing unit 150 via the audio treatment unit 130 in the first microphone 430; Accordingly, downmixing unit 150 also constantly receives the audio signal inputted by audio-source 410, therefore, returns to the second microphone after the audio signal that the audio signal of the second microphone 450 and audio-source 410 input is carried out audio mixing.
If the second microphone 450 does not carry out external sound collection, and only have the first microphone 430 to carry out external sound collection, the audio signal that then in the first microphone 430, external sound transforms will flow to downmixing unit 150 by audio treatment unit 130, export to the second microphone 450 after the audio signal mixing that the audio signal transformed by external sound until downmixing unit 150 and audio-source 410 input, thus make user pass through also can listen to the monitoring of the second microphone 450 sound of input in the first microphone 410.
By audio-source 410, first microphone 430 and the second microphone 450, multiple user is achieved multipartite voice interaction, and then meets the various entertainment requirements of the person of making.
Further, as shown in Figure 5, multipartite voice interaction systems as above be further comprises the 3rd microphone the 470, three microphone 470 and is communicated with second audio interface 170 signal of telecommunication of the second microphone 450 by the first audio interface 110.
3rd microphone 470 will be used for carrying out the input of external sound and transmit audio signal to the second microphone 450, first microphone 430 successively; Accordingly, the first microphone 430 is passed to by the 3rd microphone 470, and the audio signal completing audio mixing also will be back in the 3rd microphone via the second microphone 450, thus make user in many ways can realize monitoring and phonetic entry respectively by the first microphone 430, second microphone 450 and the 3rd microphone 470.
Concrete, audio signal in 3rd microphone 470 exports the second microphone 450 to by the first audio interface 110, the first audio interface 110 simultaneously via the second microphone 450 flows to the first microphone 430, and input to downmixing unit 150 via the second audio interface 170 in the first microphone 430 and audio treatment unit 130 successively, export after carrying out stereo process by downmixing unit 150.
The audio signal that audio-source 410 exports is inputted by the first audio interface 110 in the second microphone 450, and exports the 3rd microphone 470 to via the second audio interface 170.
As above, because the first microphone 430 is connected with audio-source 410, therefore the first microphone 430 audio signal that will constantly receive audio-source 410 and export, and then constantly for the first microphone 430, second microphone 450 and the 3rd microphone 470 provide background music, export after the audio signal mixing that in the audio signal that the 150 pairs of audio-source 410 of the downmixing unit in the first microphone 430 export and the 3rd microphone 470, external sound transforms.
It should be noted that, the 3rd microphone 470 does not carry out audio mixing to the audio signal of audio-source of input, therefore, disconnects being communicated with of audio treatment unit 130 and downmixing unit 150 in the 3rd microphone 470 by control unit.
In multipartite voice interaction systems as above, although only complete the audio mixing of various audio signal at the first microphone 430 by its downmixing unit 150, also enhance user in many ways greatly and carry out the audio in voice interface process.
In another embodiment, owing to being provided with audio mixing assembly in audio treatment unit 130, therefore for the first microphone 430, classification process to audio signal will be achieved, namely the audio signal first inputted by other microphone by audio mixing assembly carries out stereo process with the audio signal that self collection external sound transforms, and output in downmixing unit 150, the audio signal that the audio signal exported by downmixing unit 150 pairs of audio mixing assemblies again and audio-source 410 provide carries out stereo process, finally to obtain the audio signal that can export for the first microphone 430, by the pattern of this classification audio mixing, the audio frequency disposal ability of microphone will be further increased, and improve tonequality further.
Further, as shown in Figure 6, at least two the 3rd microphones 470 are included in multipartite voice interaction systems as above, wherein, at least two the 3rd microphones 470 are connected in series successively by the first audio interface 110 and the second audio interface 170, and at least two the 3rd microphones 470 be connected in series successively, the 3rd microphone 470 being positioned at end is communicated with second microphone 450 signal of telecommunication by the first audio interface 110.
Each the 3rd microphone 470 all can carry out the collection of external sound, and to other microphone output audio signal be communicated with, accordingly, also will receive the audio signal returned by other microphone.
Concrete, the audio signal that the 3rd microphone 470 sound intermediate frequency source 410 be communicated with second microphone 450 signal of telecommunication exports exports its at least one the 3rd microphone 470 be connected in series successively to via its second audio interface 170.
Audio signal in 3rd microphone 470 exports via the first audio interface 110, and is delivered to the second microphone 450 via at least one the 3rd microphone 470 between itself and the second microphone 450.
In addition, for the multipartite voice system of wireless connections between audio-source 410, first microphone 430 and the second microphone 450, as shown in Figure 7, multiple second microphone 450 will be included, and multiple second microphone 450 all with the first microphone 430 wireless connections.
Each second microphone 450 all can gather external sound, and to the audio signal that the first microphone 430 wireless transmission external sound transforms, after the first microphone 430 is to the audio signal mixing received, returns to the second microphone 450.
And the audio signal that audio-source 410 exports also will be input in the first microphone 430 by wireless connections, transmitted to multiple second microphone 450 by the first microphone 430.
The audio signal that the audio signal inputted all second microphones 450 and audio-source 410 export is carried out stereo process by the first microphone 430.
By above-mentioned multipartite voice interaction systems, will user be made can arbitrarily to increase or reduce the microphone connected, therefore, will greatly improve the flexibility that in system, microphone uses.
Although describe the utility model with reference to several exemplary embodiment, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Specifically can implement in a variety of forms due to the utility model and not depart from spirit or the essence of utility model, so be to be understood that, above-mentioned execution mode is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (9)
1. a microphone, is characterized in that, comprising:
First audio interface, it is integrated with the first audio frequency output channel and the first audio input channel;
Audio treatment unit, it is communicated with the described first audio frequency output channel signal of telecommunication, is converted into audio signal and exports via described first audio frequency output channel after external sound enters described microphone by described audio treatment unit;
Downmixing unit, it is communicated with described audio treatment unit and the described first audio input channel signal of telecommunication respectively, and described downmixing unit exports after being used for carrying out stereo process to the audio signal exported by described audio treatment unit and the audio signal that inputs to described microphone by described first audio input channel.
2. microphone as claimed in claim 1, it is characterized in that, described downmixing unit is communicated with the described audio treatment unit signal of telecommunication by a control unit, and described control unit is for controlling the break-make of the audio signal transmission between described audio treatment unit and described downmixing unit.
3. microphone as claimed in claim 2, it is characterized in that, described microphone comprises the second audio interface further, described second audio interface is integrated with the second audio frequency output channel and the second audio input channel, described second audio frequency output channel is communicated with the described downmixing unit signal of telecommunication and exports via described second audio frequency output channel for the audio signal through described downmixing unit, described second audio input channel is communicated with the described audio treatment unit signal of telecommunication and processes the audio signal being input to described microphone via described second audio input channel for described audio treatment unit.
4. microphone as claimed in claim 3, it is characterized in that, audio mixing assembly is set in described audio treatment unit, described audio mixing assembly is communicated with the downmixing unit signal of telecommunication with described second audio interface respectively, and described audio mixing assembly exports described downmixing unit to after being used for carrying out audio mixing to the audio signal of the audio treatment unit collection at its place and the audio signal that inputs to described microphone by described second audio input channel.
5. microphone as claimed in claim 1, it is characterized in that, described microphone comprises monitoring interface further, described monitoring interface and described downmixing unit electric connection, exports via described monitoring interface for the audio signal through described downmixing unit.
6. a multipartite voice interaction systems, is characterized in that, comprising:
Audio-source, described audio-source is used for providing audio signal;
First microphone, described first microphone is selected from the microphone as described in claim 3 or 4, and described first microphone is communicated with or wireless communications with the described audio-source signal of telecommunication by its first audio interface;
Second microphone, described second microphone is selected from the microphone as described in any one of claim 1 ~ 5, and described second microphone is communicated with or wireless communications with the second audio interface signal of telecommunication of described first microphone by its first audio interface;
Described first microphone and the second microphone all can gather by sound to external world, the audio signal that described audio-source exports via described first microphone of the first audio interface input of described first microphone, and flows to described second microphone via the second audio interface of described first microphone simultaneously;
Export the downmixing unit in described first microphone after the external sound collected is converted into audio signal by described second microphone and/or the first microphone to, export after the audio signal that described first microphone utilizes its downmixing unit to transform the external sound by described second microphone and/or the first microphone collection and the audio signal inputted by described audio-source carry out stereo process.
7. multipartite voice interaction systems as claimed in claim 6, it is characterized in that, described system comprises further:
3rd microphone, described 3rd microphone is selected from the microphone as described in any one of claim 1 ~ 5, and described 3rd microphone is communicated with the second audio interface signal of telecommunication of described second microphone by its first audio interface;
Audio signal in described 3rd microphone exports described second microphone to via described first audio interface, the first audio interface simultaneously via described second microphone flows to described first microphone, and input to downmixing unit via the second audio interface in described first microphone and audio treatment unit successively, export after carrying out audio mixing by described downmixing unit;
The audio signal that described audio-source exports by the first audio interface input in described second microphone, and exports described 3rd microphone to via the second audio interface.
8. multipartite voice interaction systems according to claim 7, it is characterized in that, the quantity at least two of described 3rd microphone, described at least two the 3rd microphones are connected in series successively by the first audio interface and the second audio interface, and at least two the 3rd microphones be connected in series successively, the 3rd microphone being positioned at end is communicated with the described second microphone signal of telecommunication by the first audio interface.
9. multipartite voice interaction systems as claimed in claim 6, it is characterized in that, the quantity of described second microphone is multiple, multiple described second microphone all with described first microphone wireless connections.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520200560.1U CN204442614U (en) | 2015-04-03 | 2015-04-03 | Microphone and multipartite voice interaction systems |
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| CN201520200560.1U CN204442614U (en) | 2015-04-03 | 2015-04-03 | Microphone and multipartite voice interaction systems |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106060743A (en) * | 2016-08-03 | 2016-10-26 | 上海山景集成电路股份有限公司 | Microphone, microphone combination and microphone signal processing method |
| CN106162393B (en) * | 2015-04-03 | 2023-05-05 | 徐文波 | Microphone, multiparty voice interaction system and method |
-
2015
- 2015-04-03 CN CN201520200560.1U patent/CN204442614U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106162393B (en) * | 2015-04-03 | 2023-05-05 | 徐文波 | Microphone, multiparty voice interaction system and method |
| CN106060743A (en) * | 2016-08-03 | 2016-10-26 | 上海山景集成电路股份有限公司 | Microphone, microphone combination and microphone signal processing method |
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