CN207800128U - A kind of wireless K song devices connecting mobile phone terminal - Google Patents
A kind of wireless K song devices connecting mobile phone terminal Download PDFInfo
- Publication number
- CN207800128U CN207800128U CN201721790652.5U CN201721790652U CN207800128U CN 207800128 U CN207800128 U CN 207800128U CN 201721790652 U CN201721790652 U CN 201721790652U CN 207800128 U CN207800128 U CN 207800128U
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- China
- Prior art keywords
- wireless
- sound card
- microphone
- mobile phone
- output end
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Abstract
The utility model discloses a kind of wireless K connecting mobile phone terminal to sing device,Including wireless microphone,Wireless sound card,Speaker and wireless mobile apparatus,Wireless microphone and wireless mobile apparatus output end are connected to Wireless sound card by wireless data transmission,Wireless sound card is connected to by short antenna on speaker,Switch button and mode selecting button are provided on wireless microphone,It is provided with wireless audio signal transmitting module and wireless control signal transmitting module below mode selecting button,Wireless microphone bottom is provided with reception antenna,Wireless microphone internal activity is installed with power supply,Power output end is connected with 2.4GHz radio-frequency modules and UHF modules by internal circuit board,2.4GHz radio-frequency modules and the output end of UHF modules are connected to MCU input terminals by SPI,MCU output ends are connected to Wireless sound card input terminal by 12C and 12S,Electrically it is provided with DAC inside Wireless sound card,DSP,Wireless sound card output end is connected with bluetooth B,The utility model is wirelessly transferred,It is easy to use.
Description
Technical field
The utility model is related to a kind of K to sing device, espespecially a kind of wireless K song devices connecting mobile phone terminal.
Background technology
With the continuous improvement of people's living standards, people are to cultural life, more stringent requirements are proposed, numerous amusements
Mode enriches everybody life.KTV gos deep into ten million common people at heart as a kind of common entertainment way of resident.Set of KTV
System is mainly made of song-order machine, display screen and speaker, the set of KTV systems of more and more domestic installations, for family
Amusement and recreation.But this traditional one prominent disadvantage of KTV systems is exactly of high cost, equipment is heavy, and occupied space is big, and
It is not well suited for family's use, and the K song devices that can be wirelessly directly connected to the mobile devices such as mobile phone can not be provided.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of to facilitate user at home the shortcomings that overcoming the prior art
It uses, the small wireless K song devices for connecting mobile phone terminal.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：The utility model one kind can
The wireless K for connecting mobile phone terminal sings device, including wireless microphone, Wireless sound card, speaker and wireless mobile apparatus, wireless microphone and nothing
Line mobile device output end is connected to Wireless sound card by wireless data transmission, and Wireless sound card is connected to speaker by short antenna
On, it is provided with switch button and mode selecting button on wireless microphone, wireless audio signal is provided with below mode selecting button
Transmitting module and wireless control signal transmitting module, wireless microphone bottom are provided with reception antenna, wireless microphone internal activity card
Equipped with power supply, power output end is connected with 2.4GHz radio-frequency modules and UHF modules, 2.4GHz radio-frequency modules by internal circuit board
MCU input terminals are connected to by SPI with the output end of UHF modules, MCU output ends are connected to Wireless sound card by 12C and 12S
Input terminal, Wireless sound card inside are electrically provided with DAC, DSP and ADC, and Wireless sound card output end is connected with bluetooth B, Wireless sound card
Input terminal is connected with bluetooth A.
As a kind of optimal technical scheme of the utility model, DAC is the digital analog converter of 24bit, and ADC is 24bit
Analog-digital converter, MCU are the microprogram control units of 32bit, realize the efficiency operation of internal electrical components.
As a kind of optimal technical scheme of the utility model, UHF inside modules include UHF transmittings and PLL phaselocked loops, profit
With the frequency and phase of externally input reference signal control loop internal oscillation signal, realize that output signal frequency believes input
Number frequency from motion tracking, the stabilization of frequency when radio emits.
As a kind of optimal technical scheme of the utility model, power supply is 6F229V carbon accumulators, and power supply is in
Portion's silicon diode is connected to wireless audio signal transmitting module, wireless control signal transmitting module, 2.4GHz radio-frequency modules and UHF
The input terminal of module, it is convenient to replace power supply at any time, and realize antihypertensive effect, the work of internal electrical components is conveniently adapted to, and just
It powers in giving related electrical components at any time.
As a kind of optimal technical scheme of the utility model, wireless mobile apparatus includes smart mobile phone and tablet computer,
And K song app are installed in wireless mobile apparatus, sing device convenient for the advanced wireless K of user experience.
As a kind of optimal technical scheme of the utility model, wireless microphone upper interior is provided with digital microphone, and
Audio chip is electrically connected on digital microphone, so that it is guaranteed that high definition audio pickup, totally digitilized audio frequency process, tune
System, demodulation and high reliability audio transmission.
The advantageous effect that the utility model is reached is：The utility model is a kind of wireless K song dresses connecting mobile phone terminal
It sets, the utility model has small, high-fidelity, sound quality good（Highest in sample rate industry, close to HDCD acoustical qualities）, it is anti-dry
Disturb outstanding advantages of strong.Wireless microphone is using professional stage speaker grade tradition UHF module simulations（It can match）With possess from chief creating
New high-quality ＆ high-fidelity 2.4GHz radio-frequency module digital double-mode solutions, wherein the digital wheat being arranged inside wireless microphone
Gram wind is based on 2.4GHz（ISM）The high-performance private radio digital audio chip of licensed band is exempted from the whole world, so that it is guaranteed that high-resolution
Audio pickup, totally digitilized audio frequency process, modulation, demodulation and high reliability audio transmission are spent, while proprietary technology is added
Digital ID thoroughly prevents the phenomenon that traditional analog wireless microphone is easy cross-talk and occurs to code function, strong interference immunity, sampling rate
Up to 48KHz, audio is without compression processing, and dynamic range 95dB, sound quality is splendid, is the current a high level in wireless microphone field
The products scheme of totally digitilized CD grades of sound quality is that professional singer aspires after perfection the preferred product of sound quality, is believed by wireless control
Number transmitting module and reception antenna can support 10 meters of overlength distances transmission, refuse troublesome operation, can whenever and wherever possible with mobile phone,
The supports such as tablet, computer and family's audio amplifier are wireless or the audio of Bluetooth transmission plays or input equipment realizes 360 degree of seamless connections.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.
In the accompanying drawings：
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model electrical block diagram；
Fig. 3 is the utility model wireless microphone structural schematic diagram.
Figure label：1, wireless microphone；2, wireless audio signal transmitting module；3, reception antenna；4, switch button；5, mould
Formula select button；6, wireless control signal transmitting module；7, power supply；8,2.4GHz radio-frequency modules；9, UHF modules；10、MCU；
11、DAC；12, Wireless sound card；13、DSP；14、ADC；15, bluetooth B；16, bluetooth A；17, speaker；18, wireless mobile apparatus；
19, short antenna.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and behaviour
Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment：As shown in Figs. 1-3, the utility model provides a kind of wireless K song devices connecting mobile phone terminal, including nothing
Line microphone 1, Wireless sound card 12, speaker 17 and wireless mobile apparatus 18, wireless microphone 1 and 18 output end of wireless mobile apparatus are logical
It crosses wireless data transmission and is connected to Wireless sound card 12, Wireless sound card 12 is connected to by short antenna 19 on speaker 17, wireless microphone 1
On be provided with switch button 4 and mode selecting button 5,5 lower section of mode selecting button is provided with wireless audio signal transmitting module 2
With wireless control signal transmitting module 6,1 bottom of wireless microphone is provided with reception antenna 3, and 1 internal activity of wireless microphone is installed with
Power supply 7,7 output end of power supply are connected with 2.4GHz radio-frequency modules 8 and UHF modules 9,2.4GHz radio-frequency modules by internal circuit board
The output end of 8 and UHF modules 9 is connected to MCU10 input terminals by SPI, and MCU10 output ends are connected to nothing by 12C and 12S
12 input terminal of line sound card, 12 inside of Wireless sound card are electrically provided with DAC11, DSP13 and ADC14, and 12 output end of Wireless sound card connects
It is connected to bluetooth B15,12 input terminal of Wireless sound card is connected with bluetooth A16.
DAC11 is the digital analog converter of 24bit, and ADC14 is the analog-digital converter of 24bit, and MCU10 is the shred of 32bit
Sequence controller realizes the efficiency operation of internal electrical components, and 9 inside of UHF modules includes UHF transmittings and PLL phaselocked loops, is utilized
The frequency and phase of externally input reference signal control loop internal oscillation signal realize output signal frequency to input signal
Frequency from motion tracking, the stabilization of frequency when radio emits, power supply 7 is 6F229V carbon accumulators, and power supply 7 passes through inside
Silicon diode is connected to wireless audio signal transmitting module 2, wireless control signal transmitting module 6,8 and of 2.4GHz radio-frequency modules
The input terminal of UHF modules 9, it is convenient to replace power supply 7 at any time, and realize antihypertensive effect, the work of internal electrical components is conveniently adapted to,
And convenient for giving related electrical components to power at any time, wireless mobile apparatus 18 includes smart mobile phone and tablet computer, and wireless mobile
K song app are installed in equipment 18, sing device convenient for the advanced wireless K of user experience, 1 upper interior of wireless microphone is provided with number
Word microphone, and audio chip is electrically connected on digital microphone, so that it is guaranteed that high definition audio pickup, totally digitilized sound
Frequency processing, modulation, demodulation and high reliability audio transmission.
Operation principle：In use, wireless microphone 1 selects 2.4GHz radio-frequency modules 8 or UHF by mode selecting button 5
9 two kinds of different modes of module are wirelessly input to voice, and audio signal is passed through audio signal by wireless audio signal transmitting module 6
Wireless data reaches the ADC14 of the 24bit inside Wireless sound card 12, becomes digital audio letter after ADC14 sample quantizations
Number, then ADC9 exports real-time collected audio data to the MCU10 of 32bit, and MCU10 real-time receptions come from 2.4GHz
Radio-frequency module 2.4GHz radio-frequency modules 8 and the GFSK of UHF modules 9 solve adjusting data, and by decryption, decoding and audio decompression etc.
Be transmitted to inside professional sound chip after the DAC11 of 24bit by 12S after processing, be converted into simulated voice times number, and with from
In wireless mobile apparatus 18 sound accompaniment audio input signal after DSP13 reverberation, be output to speaker 17.Meanwhile sound accompaniment audio
Input signal is matched by the bluetooth on wireless mobile apparatus 18 with one key of bluetooth audio receiving module on Wireless sound card 12, then
The sound chip inside Wireless sound card 12 is supplied to complete reverberation processing, peripheral button operation, display, modification parameter etc. are complete
It is completed by MCU10 in portion.By SPI interface between 2.4GHz radio-frequency modules 8 or UHF modules 9 and MCU10, MCU10 with it is wireless
It is mutually communicated by 12C serial communication interfaces and 12S digital audio interfaces between sound card 12 and completes audio data interaction, wirelessly
Microphone 1 is powered by power supply 7, and several silicon diodes are connected on power supply 7, is realized that voltage step-down installs definite value, is easy to use,
And the information such as scheme control on wireless microphone 1 can be reached by wireless mobile apparatus by wireless control signal transmitting module 6
18, signal is reached reception antenna 5 by wireless mobile apparatus 18 by wireless data transmission, realizes that wireless mobile apparatus 18 is remote
Wireless microphone 1 is adjusted, and Wireless sound card 12 can input companion by bluetooth B15 mixing output audio and sound accompaniment by bluetooth A16
Sound.
Finally it should be noted that：The preferred embodiment that these are only the utility model, is not limited to this practicality
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
1. a kind of wireless K song devices connecting mobile phone terminal, which is characterized in that including wireless microphone（1）, Wireless sound card（12）、
Speaker（17）And wireless mobile apparatus（18）, wireless microphone（1）And wireless mobile apparatus（18）Output end passes through wireless data
Transmission is connected to Wireless sound card（12）, Wireless sound card（12）Pass through short antenna（19）It is connected to speaker（17）On, wireless microphone（1）
On be provided with switch button（4）And mode selecting button（5）, mode selecting button（5）Lower section is provided with wireless audio signal hair
Penetrate module（2）With wireless control signal transmitting module（6）, wireless microphone（1）Bottom is provided with reception antenna（3）, wireless microphone
（1）Internal activity is installed with power supply（7）, power supply（7）Output end is connected with 2.4GHz radio-frequency modules by internal circuit board（8）With
UHF modules（9）, 2.4GHz radio-frequency modules（8）With UHF modules（9）Output end MCU is connected to by SPI（10）Input terminal,
MCU（10）Output end is connected to Wireless sound card by 12C and 12S（12）Input terminal, Wireless sound card（12）Inside is electrically provided with
DAC（11）、DSP（13）And ADC（14）, Wireless sound card（12）Output end is connected with bluetooth B（15）, Wireless sound card（12）Input terminal
It is connected with bluetooth A（16）.
2. a kind of wireless K song devices connecting mobile phone terminal according to claim 1, which is characterized in that DAC（11）It is
The digital analog converter of 24bit, ADC（14）It is the analog-digital converter of 24bit, MCU（10）It is the microprogram control unit of 32bit.
3. a kind of wireless K song devices connecting mobile phone terminal according to claim 1, which is characterized in that UHF modules（9）
Inside includes UHF transmittings and PLL phaselocked loops.
4. a kind of wireless K song devices connecting mobile phone terminal according to claim 1, which is characterized in that power supply（7）It is
6F229V carbon accumulators, and power supply（7）It is connected to wireless audio signal transmitting module by internal silicon diode（2）, it is wireless
Control signal emission module（6）, 2.4GHz radio-frequency modules（8）With UHF modules（9）Input terminal.
5. a kind of wireless K song devices connecting mobile phone terminal according to claim 1, which is characterized in that wireless mobile is set
It is standby（18）Including smart mobile phone and tablet computer, and wireless mobile apparatus（18）K songs app is inside installed.
6. a kind of wireless K song devices connecting mobile phone terminal according to claim 1, which is characterized in that wireless microphone（1）
Upper interior is provided with digital microphone, and audio chip is electrically connected on digital microphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721790652.5U CN207800128U (en) | 2017-12-20 | 2017-12-20 | A kind of wireless K song devices connecting mobile phone terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721790652.5U CN207800128U (en) | 2017-12-20 | 2017-12-20 | A kind of wireless K song devices connecting mobile phone terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207800128U true CN207800128U (en) | 2018-08-31 |
Family
ID=63282009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721790652.5U Expired - Fee Related CN207800128U (en) | 2017-12-20 | 2017-12-20 | A kind of wireless K song devices connecting mobile phone terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207800128U (en) |
-
2017
- 2017-12-20 CN CN201721790652.5U patent/CN207800128U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20181220 |