CN207518648U - Microphone is broadcast live in a kind of mobile phone - Google Patents
Microphone is broadcast live in a kind of mobile phone Download PDFInfo
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- CN207518648U CN207518648U CN201721666330.XU CN201721666330U CN207518648U CN 207518648 U CN207518648 U CN 207518648U CN 201721666330 U CN201721666330 U CN 201721666330U CN 207518648 U CN207518648 U CN 207518648U
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Abstract
The utility model provides a kind of mobile phone live streaming microphone, including handset port, monitor interface, storage unit, broadcast unit and auxiliary audio broadcasting button, the mobile phone live streaming microphone that the application provides has handset port and monitors interface, mobile phone live streaming microphone can connect external mobile terminal into performing network living broadcast by handset port, it can also be by monitoring the audio signal played in the external mobile terminal of interface output, so that microphone is broadcast live after the earphone microphone interface or data transmission interface of external mobile terminal is occupied in mobile phone, external mobile terminal can also carry out audio transmission with other audio frequency apparatuses (such as ear speaker device).The mobile phone live streaming microphone that the application provides provides auxiliary audio broadcasting button, and audio-frequency function enriches, and disclosure satisfy that the live streaming demand of user.
Description
Technical field
The utility model is related to audio area more particularly to a kind of mobile phone live streaming microphones.
Background technology
With the continuous development of the communication technology, the application extension based on PC terminals of network direct broadcasting from the beginning is to based on shifting
The application of dynamic terminal, network direct broadcasting increasingly become one of main activities of people's daily entertainment.Live streaming based on mobile terminal
Using because of it, property, user group are huge with portability and at any time.
The self-contained microphone audio collection effect of mobile phone is bad, and many network main broadcasters can buy the microphone equipment of profession
To obtain better audio collection effect, but most mobile phones only have that there are one earphone microphone interface or data transmission interfaces on the market
(such as Type-C interfaces, Lightning interfaces), when existing microphone equipment and the earphone microphone interface or data transmission interface of mobile phone
After connection, mobile phone can not carry out audio transmission with other audio frequency apparatuses again.Meanwhile existing microphone equipment function is single, it can not
Meet live streaming demand.
Utility model content
Based on this, the utility model provides a kind of mobile phone live streaming microphone, including miaow core and audio board, further includes：
Handset port is used to connect with the earphone microphone interface of external mobile terminal or data transmission interface, and the miaow core leads to
The audio output for crossing the audio board and the handset port is electrically connected, the handset port include analog interface or
Digital interface；
Interface is monitored, is electrically connected with the audio input end of the handset port；
The storage unit and broadcast unit being set on the audio board, the storage unit play list with described
The audio input end of member is electrically connected, and the audio output of the broadcast unit and the audio output of the handset port are electrical
Connection；
Audio broadcasting button is assisted, is electrically connected with the broadcast unit, institute is played for triggering the broadcast unit
State the auxiliary audio material in storage unit.
Further, the miaow core is also electrically connected by the audio board and the monitoring interface, the broadcasting
The audio output of unit is also electrically connected with the monitoring interface.
Further, the microphone further includes audio switching key, and audio effect processing is additionally provided on the audio board
Unit, the audio switching key are used to trigger the audio signal progress audio that the audio effect processing unit acquires the miaow core
Processing.
Further, the microphone further includes volume adjustment control key, and the amplification of miaow core is additionally provided on the audio board
Circuit, the volume adjustment control key are used to trigger the audio signal progress volume that the miaow core amplifying circuit acquires the miaow core
It adjusts.
Further, the microphone further includes audio input unit, the audio input unit and the handset port
Audio output be electrically connected, alternatively, the audio input unit respectively with the audio output of the handset port and institute
It states and monitors interface electric connection.
Further, the audio input unit is included in accompaniment interface, microphone interface, wireless audio reception unit extremely
Few one kind.
Further, remote control unit is additionally provided on the audio board, the remote control unit is external distant for receiving
Control the control signal that device is sent.
Further, the storage unit includes storage chip and/or memory card interface, and the storage chip is used to store
Audio material is assisted, the memory card interface is used to connect external auxiliary audio material storage device.
Further, the analog interface includes 3.5mm analog interfaces, micro USB analog interfaces；The digital interface
Including micro USB digital interfaces, Type-C digital interfaces, Lightning digital interfaces.
Further, the miaow core includes moving-coil miaow core or capacitance miaow core.
Compared with prior art, the mobile phone live streaming microphone that the application provides has handset port and monitors interface, mobile phone
Microphone is broadcast live can connect external mobile terminal into performing network living broadcast by handset port, moreover it is possible to external by monitoring interface output
The audio signal played in mobile terminal so that microphone is broadcast live in the earphone microphone interface or data for occupying external mobile terminal in mobile phone
After coffret, external mobile terminal can also carry out audio transmission with other audio frequency apparatuses (such as ear speaker device).The application provides
Mobile phone live streaming microphone audio-frequency function enrich, disclosure satisfy that the live streaming demand of user.
Description of the drawings
Fig. 1 is the structure diagram that microphone is broadcast live in the mobile phone that a kind of embodiment of the utility model provides；
Fig. 2 is the structure diagram that microphone is broadcast live in the mobile phone that another embodiment of the utility model provides；
Fig. 3 is the structure diagram that microphone is broadcast live in the mobile phone that another embodiment of the utility model provides；
Fig. 4 is the structure diagram that microphone is broadcast live in the mobile phone that another embodiment of the utility model provides；
Fig. 5 is the structure diagram that microphone is broadcast live in the mobile phone that another embodiment of the utility model provides.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is described in further detail the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model is not used to limit the utility model.
The utility model embodiment provides a kind of mobile phone live streaming microphone, and mobile phone live streaming microphone includes miaow core 10, handset port
12nd, interface 13, audio board 11 and auxiliary audio broadcasting button 14 are monitored, storage unit is provided on audio board 11
111 and broadcast unit 112.
Handset port 12 has audio input end and audio output, is used to connect for external mobile terminal, so that
It obtains external mobile terminal and carries out analog or digital audio signal interaction with mobile phone live streaming microphone.External mobile terminal includes intelligent hand
Machine, tablet device, handset port 12 include analog interface or digital interface, and analog interface includes 3.5mm analog interfaces, micro
USB analog interfaces；Digital interface includes micro USB digital interfaces, Type-C digital interfaces, Lightning digital interfaces.
Miaow core 10 includes one kind in capacitance miaow core 10, moving-coil miaow core 10, for acquiring the human voice signal of user.Miaow core 10
It is electrically connected by audio board 11 and handset port 12, the audio signal that miaow core 10 acquires is via audio board 11 from hand
Machine interface 12 is sent to external mobile terminal.
It monitors interface 13 to be used to connect for external audiomonitor, including earphone interface, earplug interface or earphone microphone interface
At least one of, the audio input end of handset port 12 is electrically connected by audio board 11 with monitoring interface 13, user
The audio signal of external mobile terminal output can be listened to by external audiomonitor.
Storage unit 111 and broadcast unit 112, storage unit 111 and broadcast unit are provided on audio board 11
112 audio input end is electrically connected, and the audio output of broadcast unit 112 electrically connects with the audio output of handset port 12
It connects.Auxiliary audio broadcasting button 14 is electrically connected by a control unit and broadcast unit 112, is used to trigger broadcast unit
The auxiliary audio material stored in 112 broadcasting storage units 111.The preferred microcontroller of control unit, such as 51 common microcontrollers.
When user presses auxiliary audio broadcasting button 14, it is defeated from handset port 12 that broadcast unit 112 plays corresponding auxiliary audio material
Go out.Storage unit 111 includes storage chip or memory interface, and the preferred flash chip of storage chip, memory interface can be U
One kind in disk interface, TF card interface, SD card interface.Broadcast unit 112 can be that simulation plays chip, such as AST8430 cores
Corresponding auxiliary audio element is read in piece, the triggering of the response auxiliary audio of broadcast unit 112 broadcasting button 14 from storage unit 111
Material, and exported after the auxiliary audio material of reading is converted to analog audio signal.Broadcast unit 112 can also be digital broadcast
Chip, such as M3309 chips, also need setting D/A conversion unit on audio board 11, and broadcast unit 112 is from storage unit
Corresponding auxiliary audio material is read in 111, and the auxiliary audio material of reading is exported and is converted into AD conversion unit
It is exported after analog audio signal.D/A conversion unit is common DAC chip.Assist audio material can include gift song, applause,
Hole is bent, slap in the face, rattle away, disdaining, machine gun, small roars of laughter sound, big roars of laughter sound etc..
In the present embodiment, the audio outlet of the audio output of miaow core 10 and broadcast unit 112 and handset port 12
Between can be directly connected to, can also be connected by the first downmixing unit 113, as shown in Figure 1, miaow core 10 acquire audio signal
The auxiliary audio material exported with broadcast unit 112 is exported via after 113 audio mixing of the first downmixing unit from handset port 12.First
The audio components common for this field of downmixing unit 113, can be operational amplifiers.
In a kind of usage scenario, mobile phone live streaming microphone is connect by handset port 12 with the earphone microphone interface of Android mobile phone,
External headphones equipment is connect with monitoring interface 13.Human voice signal is simultaneously sent to by the human voice signal of mobile phone live streaming microphone acquisition user
Android mobile phone into performing network living broadcast, meanwhile, it is net that user, which can also manipulate auxiliary audio broadcasting button and play corresponding auxiliary audio,
Network live streaming increases recreational, additionally it is possible to listen to the music signal played in Android mobile phone by external headphones equipment.
Compared with prior art, mobile phone live streaming microphone provided in this embodiment has handset port 12 and monitors interface
13, mobile phone live streaming microphone can connect external mobile terminal into performing network living broadcast by handset port 12, moreover it is possible to be connect by monitoring
The audio signal played in the external mobile terminals of 13 output of mouth so that microphone is broadcast live in the ear for occupying external mobile terminal in mobile phone
After wheat interface, external mobile terminal can also carry out audio transmission with other audio frequency apparatuses (such as ear speaker device).The present embodiment provides
Mobile phone live streaming microphone there is mobile phone direct broadcast function, monitor function and auxiliary audio playing function, audio-frequency function enriches, can
Meet the live streaming demand of user.
In another usage scenario, mobile phone is broadcast live microphone and passes through handset port 12 and the USB Digital Transmissions of Android mobile phone
Interface is connect with the Lightning digital transmission interfaces of iPhone, and mobile phone live streaming microphone carries out digital audio letter with mobile phone
Number transmission.When handset port 12 is USB digital interfaces, corresponding codec and USB are provided on audio board 11
Audio Controller to carry out the analog audio signal that will be transferred to mobile phone analog-to-digital conversion and to meet usb audio agreement successively
Format conversion with the data transmission interface of mobile phone carry out signal transmission；When handset port 12 is Lightning digital interfaces,
Be provided on audio board 11 corresponding codec and LAM modules with to will be transferred to the analog audio signal of mobile phone according to
It is secondary to carry out the format conversions such as analog-to-digital conversion and MFI certifications to carry out signal transmission with the data transmission interface of mobile phone.
In more preferably embodiment, on the basis of above-described embodiment, miaow core 10 is also by audio board 11 with monitoring
Interface 13 is electrically connected, and the audio output of broadcast unit 112 is also electrically connected with monitoring interface 13.
A kind of embodiment, the audio input end and prison of miaow core 10, the output terminal of broadcast unit 112 and handset port 12
Listening can be directly connected between the audio outlet of interface 13, can also be connected by the second downmixing unit 114, as shown in Fig. 2, miaow
Audio signal, the auxiliary audio material that broadcast unit 112 exports and the audio letter inputted from handset port 12 that core 10 acquires
Number via after 114 audio mixing of the second downmixing unit from monitor interface 13 export.
Another embodiment, as shown in figure 3, the second downmixing unit 114 connects respectively with the first downmixing unit 113, mobile phone
The audio input end and monitoring interface 13 of mouth 12 are electrically connected, and the audio signal of the acquisition of miaow core 10, broadcast unit 112 export
After audio material is assisted via 113 audio mixing of the first downmixing unit, then with the audio signal inputted from handset port 12 via second
It is exported after 114 audio mixing of downmixing unit from monitoring interface 13.
In the present embodiment, user can listen to the human voice signal of user, the auxiliary played by external audiomonitor
The audio signal played in audio and mobile terminal, in live scene, external mobile terminal will be broadcast live platform play the back of the body
Scape music, which is sent to, monitors interface 13 so that user can monitor live scene in real time by monitoring interface 13, into one
Step meets the live streaming demand of user.
In more preferably embodiment, on the basis of above-described embodiment, mobile phone live streaming microphone further includes miaow core amplifying unit
116th, at least one of audio effect processing unit 115, audio input unit 17.Correspondingly, when audio board 11 is provided with sound
When imitating processing unit 115, mobile phone live streaming microphone further includes audio switching key 15.It is put when audio board 11 is provided with miaow core 10
During big circuit, mobile phone live streaming microphone further includes volume adjustment button 16.
Miaow core amplifying unit 116 is set on audio board 11, and the audio signal for being acquired to miaow core 10 carries out sound
Big minor adjustment is measured, can be audio amplification chip or the audio amplifier circuit being mainly made of slide rheostat.Sound
It measures regulating key 16 to be electrically connected by microcontroller and 10 amplifying circuit of miaow core, is used to trigger miaow core amplifying unit 116 to miaow
The audio signal that core 10 acquires carries out volume adjusting.Volume adjustment control key includes one kind in button, knob, catch bar.
Audio effect processing unit 115 is used to carry out audio effect processing to the audio signal that miaow core 10 acquires, because of audio effect processing list
Member 115 can only carry out audio effect processing, therefore should also have common analog-to-digital conversion on audio board 11 to digital audio and video signals
Unit and D/A conversion unit.As shown in figure 4, the audio signal that miaow core 10 acquires is converted into number via AD conversion unit
It is sent to after audio signal in audio effect processing unit 115 and carries out audio effect processing, the audio signal after audio effect processing is again via digital-to-analogue
Converting unit is exported after being converted into analog audio signal to the first downmixing unit 113,115 preferred dsp chip of audio effect processing unit,
Such as BD3201 chips, it may be used as reverberation, trill, audio effect processing of changing voice.Audio effect processing unit 115 and broadcast unit 112
Can also be same dsp chip, as shown in figure 5, broadcast unit 112 can be M3309 chips, M3009 chips can not only be right
It inputs audio signal therein to carry out electric sound, change voice, reverberation audio effect processing, moreover it is possible to by its SPI communication end from storage unit 111
It is middle to read auxiliary audio material.Audio switching key 15 is connect by microcontroller with audio effect processing unit 115, is pressed including electric sound
Key, change of voice button, audio mixing button, trill button, at least one of button of dodging are used to trigger audio processing unit 115
Corresponding audio effect processing is carried out to the audio signal that miaow core 10 acquires.
Audio input unit 17 can be directly with handset port 12 audio output connect, the first audio mixing can also be passed through
Unit 113 is connect with the audio output of handset port 12.Audio input unit 17 includes accompaniment input interface, microphone input connects
At least one of mouth, wireless audio reception unit.Wherein, accompaniment input interface is used to connect for outer audio equipment, external
Microphone input accompaniment signal is broadcast live to mobile phone by input interface of accompanying in audio frequency apparatus so that user can be live play companion
It plays, accompaniment interface includes 3.5mm analog audio interfaces.Microphone input interface is used to connect for external speaker equipment, with to mobile phone
Microphone input microphone signal is broadcast live so that multiple users can be broadcast live microphone by mobile phone and are broadcast live jointly, microphone interface packet
Include moving coil type microphone interface or capacitor microphone interface.Radio receiving unit is used to receive the wireless of external wireless audio frequency apparatus transmission
Audio data, and by the wireless audio data conversion of reception into output after analog audio signal to the first downmixing unit 113.Wirelessly
The preferred bluetooth receiving module of receiving circuit receives chip including bluetooth reception antenna and bluetooth, and bluetooth receives chip as this
The common chip in field, such as CW6691 chips.
In the present embodiment, AD conversion unit, D/A conversion unit and the first downmixing unit 113 can be combined into an audio
Codec chip, audio coding decoding chip is with digital audio input/output terminal and with multiple analog audio inputs/defeated
Outlet can refer to WM8776 chips.The present embodiment is by setting audio input unit 17 so that external mobile terminal can with more
More outer audio equipments carries out audio transmission, further enriches the audio-frequency function of mobile phone live streaming microphone.
In more preferably embodiment, audio board 11 is additionally provided with remote control unit, and remote control unit is used for and external remote control
Device establishes connection, and the control signal that microphone receives external remote control transmission by remote control unit is broadcast live in mobile phone.It is specifically, outer
Portion's remote control can be a remote controler, and audio switching key, auxiliary audio broadcasting button, volume are also equipped on the remote controler
The operational and controlled key buttons such as regulating key, other users are built by these manipulations can be broadcast live mobile phone microphone realization remote control, increase
Mobile phone live streaming microphone it is handling.The common infrared receiving circuit of the preferred the art of remote control unit, this place repeats no more.
The preferred embodiment of the above, only the utility model, the embodiment for being not intended to limit the utility model,
Those of ordinary skill in the art's central scope according to the present utility model and spirit can very easily carry out corresponding accommodation
Or modification, therefore the scope of protection of the utility model should be subject to the protection domain required by claims.
Claims (10)
1. microphone is broadcast live in a kind of mobile phone, including miaow core and audio board, which is characterized in that further include：
Handset port is used to connect with the earphone microphone interface of external mobile terminal or data transmission interface, and the miaow core passes through institute
The audio output for stating audio board and the handset port is electrically connected, and the handset port includes analog interface or number
Interface；
Interface is monitored, is electrically connected with the audio input end of the handset port；
The storage unit and broadcast unit being set on the audio board, the storage unit and the broadcast unit
Audio input end is electrically connected, and the audio output of the broadcast unit and the audio output of the handset port electrically connect
It connects；
Audio broadcasting button is assisted, is electrically connected with the broadcast unit, is deposited described in the broadcast unit broadcasting for triggering
Auxiliary audio material in storage unit.
2. microphone is broadcast live in mobile phone according to claim 1, which is characterized in that the miaow core also passes through the audio board
It is electrically connected with the monitoring interface, the audio output of the broadcast unit is also electrically connected with the monitoring interface.
3. microphone is broadcast live in mobile phone according to claim 1 or 2, which is characterized in that the microphone further include audio switching by
Key, is additionally provided with audio effect processing unit on the audio board, and the audio switching key is for triggering the audio effect processing
Unit carries out audio effect processing to the audio signal that the miaow core acquires.
4. microphone is broadcast live in mobile phone according to claim 1 or 2, which is characterized in that the microphone further includes volume adjustment control
Key, is additionally provided with miaow core amplifying circuit on the audio board, and the volume adjustment control key is for triggering the miaow core amplification
Circuit carries out volume adjustment to the audio signal that the miaow core acquires.
5. microphone is broadcast live in mobile phone according to claim 1 or 2, which is characterized in that the microphone further includes audio input list
Member, the audio input unit and the audio output of the handset port are electrically connected, alternatively, the audio input unit point
It is not electrically connected with the audio output of the handset port and the monitoring interface.
6. microphone is broadcast live in mobile phone according to claim 5, which is characterized in that the audio input unit includes accompaniment and connects
At least one of mouth, microphone interface, wireless audio reception unit.
7. microphone is broadcast live in mobile phone according to claim 1, which is characterized in that remote control is additionally provided on the audio board
Unit, the remote control unit are used to receive the control signal of external remote control transmission.
8. microphone is broadcast live in mobile phone according to claim 1, which is characterized in that the storage unit include storage chip and/
Or memory card interface, for storing auxiliary audio material, the memory card interface is used to connect external auxiliary the storage chip
Audio material storage device.
9. microphone is broadcast live in mobile phone according to claim 1, which is characterized in that the analog interface includes 3.5mm simulations and connects
Mouth, micro USB analog interfaces；The digital interface include micro USB digital interfaces, Type-C digital interfaces,
Lightning digital interfaces.
10. microphone is broadcast live in mobile phone according to claim 1, which is characterized in that the miaow core includes moving-coil miaow core or electricity
Rong Mixin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721666330.XU CN207518648U (en) | 2017-12-05 | 2017-12-05 | Microphone is broadcast live in a kind of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721666330.XU CN207518648U (en) | 2017-12-05 | 2017-12-05 | Microphone is broadcast live in a kind of mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207518648U true CN207518648U (en) | 2018-06-19 |
Family
ID=62543502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721666330.XU Active CN207518648U (en) | 2017-12-05 | 2017-12-05 | Microphone is broadcast live in a kind of mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207518648U (en) |
-
2017
- 2017-12-05 CN CN201721666330.XU patent/CN207518648U/en active Active
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