CN103794200A - Portable karaoke device capable of achieving audio access based on WIFI - Google Patents
Portable karaoke device capable of achieving audio access based on WIFI Download PDFInfo
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- CN103794200A CN103794200A CN201410039504.4A CN201410039504A CN103794200A CN 103794200 A CN103794200 A CN 103794200A CN 201410039504 A CN201410039504 A CN 201410039504A CN 103794200 A CN103794200 A CN 103794200A
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Abstract
The invention discloses a portable karaoke device capable of achieving audio access based on WIFI. The portable karaoke device comprises an audio input module, an audio output module, a power module, a processor module, a WIFI receiving and sending module, a sound effect processing module and a mixed sound processing module. The WIFI receiving and sending module is electrically connected with the processor module, the power module is electrically connected with the processor module, the output end of the audio input module is electrically connected with the input end of the sound effect processing module, and the output end of the sound effect processing module is electrically connected with the first input end of the mixed sound processing module. The second input end of the mixed sound processing module is electrically connected with the processor module, and the output end of the mixed sound processing module is electrically connected with the audio output module. The portable karaoke device can achieve professional karaoke sound effect processing based on hardware and provide a shocked music effect, and the whole device is good in performance. In addition, the portable karaoke device is small in size, light in weight, convenient to carry, high in capability adapting to the environment and capable of achieving karaoke playing at anytime and anywhere.
Description
Technical field
The present invention relates to a kind of Caraok device, relate in particular to a kind of portable karaoke device of realizing audio frequency access based on WIFI.
Background technology
Along with the raising of people's living standard, Karaoke has become one of principal mode of people's recreation.Existing karaoke machine is all provided with player, loudspeaker and display screen etc., volume is large, quality weight, be not easy to carry, for this reason people can only be at home or the karaoke halls of specialty sing, in family, sing and can form noise to surrounding environment, also have all inconvenience and go karaoke halls to sing.In addition, along with smart machine, the particularly technology of smart mobile phone/panel computer and the development of application software, audio frequency, the video source of Karaoke can be easy to obtain, also very powerful of the function of software, but because the limitation of hardware, mobile phone/panel computer cannot be realized the processing of hardware based specialty Karaoke audio, and the audio processing mode of cell phone software also cannot realize professional Karaoke effect.Therefore, be necessary to provide a kind of application software of the equipment such as smart mobile phone and abundant media content of utilizing, realize the portable karaoke device cheaply of professional Karaoke effect.
Summary of the invention
The present invention proposes a kind of portable karaoke device of realizing audio frequency access based on WIFI, its technical matters mainly solving is not Portable belt of karaoke machine of the prior art; Intelligent movable equipment can only carry out the processing of software audio, can not realize the problem of hardware audio processing.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of portable karaoke device of realizing audio frequency access based on WIFI is provided, comprises audio frequency load module, audio frequency output module, power module, processor module, WIFI transceiver module, audio processing module and stereo process module; Described WIFI transceiver module is electrically connected with processor module; Described power module is electrically connected with processor module; The output terminal of described audio frequency load module is electrically connected with the input end of audio processing module, and the output terminal of described audio processing module is electrically connected with the first input end of stereo process module; The second input end of described stereo process module is electrically connected with processor module, and its output terminal is electrically connected with audio frequency output module; Described WIFI transceiver module, for receiving the voice data sending with the smart machine of WIFI function and sending into processor module; Described processor module, obtains analog audio data for the voice data receiving is carried out to digital-to-analog conversion processing, and analog audio data is sent into the second input end of stereo process module; Described audio frequency load module, for gathering chanteur's sound signal and sending into audio processing module; Described audio processing module, for the sound signal receiving being carried out to noise reduction process and amplifying and process, and sends into the sound signal after amplifying the first input end of stereo process module; Described stereo process module, carries out stereo process for the analog audio data of the sound signal to from first input end input and the input of the second input end and obtains audio mixing data and be delivered to audio frequency output module; Described audio frequency output module, for the audio amplifier output audio mixing data by external.
In said apparatus, also comprise D/A converter module and analog-to-digital conversion module; The input end of described analog-to-digital conversion module is electrically connected with the output terminal of audio frequency load module, and its output terminal is electrically connected with audio processing module; The input end of described D/A converter module is electrically connected with the output terminal of audio processing module, and its output terminal is electrically connected with the first input end of stereo process module.
In said apparatus, described audio processing module also comprises storage unit, and described storage unit stores at least one audio tupe.
In said apparatus, also comprise key-press module, described key-press module is electrically connected with audio processing module by processor module.
In said apparatus, also comprise USB interface, described USB interface is electrically connected with processor module.
In said apparatus, described power module comprises Power Management Unit and battery, and described Power Management Unit is electrically connected with battery.
In said apparatus, described audio frequency load module is provided with the MIC-IN interface of external microphone; Described sound signal output module is provided with EP-OUT interface, for external speaker or earphone.
Useful technique effect of the present invention is: be different from not Portable belt of karaoke machine of the prior art; Intelligent movable equipment can only carry out the processing of software audio, can not realize the problem of hardware audio processing, the invention provides a kind of portable karaoke device of realizing audio frequency access based on WIFI, mainly comprise audio frequency load module, audio frequency output module, power module, processor module, WIFI transceiver module, audio processing module and stereo process module; Above-mentioned power supply is each module for power supply, WIFI transceiver module receives the voice data sending with the smart machine of WIFI function and sends into processor module, the voice data receiving is carried out to digital-to-analog conversion processing and obtain analog audio data, and analog audio data is sent into the second input end of stereo process module, for chanteur provides background music; And chanteur's sound signal is inputted through audio frequency load module, carry out noise reduction and amplify and process through audio processing module, the sound signal through stereo process module to chanteur and analog audio data are carried out stereo process and are obtained audio mixing data and exported by audio frequency output module.The present invention by WIFI transceiver module can with smart machine radio communication, receive and be stored in the voice data of smart machine (as Android mobile phone, iPhone and panel computer), realize the requesting song operation of smart machine, efficient and convenient; This device is without being equipped with special song-requesting service device, and by audio processing module, processor module and stereo process module, can realize the processing of hardware based specialty Karaoke audio, and the music effect of shock is provided, and the performance of whole device is better.In addition, volume of the present invention is little, quality is light, is easy to carry, strong to the adaptive faculty of environment, is convenient to realize Karaoke whenever and wherever possible and plays.
Accompanying drawing explanation
Fig. 1 is the block scheme that the present invention is based on WIFI and realize the portable karaoke device of audio frequency access;
Fig. 2 is the block scheme of the present invention's one specific embodiment.
Label declaration:
1-audio frequency load module, 2-audio frequency output module, 3-power module, 31-battery, 32-Power Management Unit, 4-processor module, 5-WIFI transceiver module, 6-audio processing module, 7-stereo process module, 8-analog-to-digital conversion module, 9-D/A converter module, 10-EP-OUT interface, 11-storage module, 12-USB interface, 13-key-press module.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1, the present embodiment provides a kind of portable karaoke device of realizing audio frequency access based on WIFI, comprises audio frequency load module 1, audio frequency output module 2, power module 3, processor module 4, radio receiving transmitting module, audio processing module 6 and stereo process module 7; Described WIFI transceiver module 5 is electrically connected with processor module 4; Described power module 3 is electrically connected with processor module 4; The output terminal of described audio frequency load module 1 is electrically connected with the input end of audio processing module 6, and the output terminal of described audio processing module 6 is electrically connected with the first input end of stereo process module 7; The second input end of described stereo process module 7 is electrically connected with processor module 4, and its output terminal is electrically connected with audio frequency output module 2.Above-mentioned processor module 4 is also connected with storage module 11.Described WIFI transceiver module, for receiving the voice data sending with the smart machine of WIFI function and sending into processor module; Described processor module, obtains analog audio data for the voice data receiving is carried out to digital-to-analog conversion processing, and analog audio data is sent into the second input end of stereo process module; Described audio frequency load module, for gathering chanteur's sound signal and sending into audio processing module; Described audio processing module, for the sound signal receiving being carried out to noise reduction process and amplifying and process, and sends into the sound signal after amplifying the first input end of stereo process module; Described stereo process module, carries out stereo process for the analog audio data of the sound signal to from first input end input and the input of the second input end and obtains audio mixing data and be delivered to audio frequency output module; Described audio frequency output module, for the audio amplifier output audio mixing data by external.Above-mentioned WIFI transceiver module is WIFI transceiver module or bluetooth transceiver module.
When work, power supply is each module for power supply, WIFI transceiver module 5 receives the voice data sending with the smart machine of WIFI function and sends into processor module 4, the voice data receiving is carried out to digital-to-analog conversion processing and obtain analog audio data, and analog audio data is sent into the second input end of stereo process module 7, for chanteur provides background music; And chanteur's sound signal is inputted through audio frequency load module 1, carry out noise reduction and amplify and process through audio processing module 6, the sound signal through stereo process module 7 to chanteur and analog audio data are carried out stereo process and are obtained audio mixing data and exported by audio frequency output module 2.
In a specific embodiment, also comprise D/A converter module 9 and analog-to-digital conversion module 8; The input end of described analog-to-digital conversion module 8 is electrically connected with the output terminal of audio frequency load module 1, and its output terminal is electrically connected with audio processing module 6; The input end of described D/A converter module 9 is electrically connected with the output terminal of audio processing module 6, and its output terminal is electrically connected with the first input end of stereo process module 7.This analog-to-digital conversion module 8 can facilitate audio processing module 6 to gathering the noise reduction of chanteur's sound signal and amplifying and process, and distortion is little, and sound effect is better; And digital audio-frequency data after treatment audio is changed into analog audio data by D/A converter module 9, to carry out follow-up stereo process.
In a specific embodiment, described audio processing module 6 also comprises storage unit, and described storage unit stores at least one audio tupe.When work, audio processing module 6 is called the simple audio tupe of the multiple words of preserving in storage unit.
In a specific embodiment, also comprise key-press module 13, described key-press module 13 is electrically connected with audio processing module 6 by processor module 4.The audio tupe that this key-press module 13 stores in can select storage unit, concrete, the quantity of key-press module 13 can be according to designing requirement flexible design.
In a specific embodiment, also comprise usb 12, described usb 12 is electrically connected with processor module 4.This usb 12 can be by data line and smart machine wired connection.In above-mentioned storage unit, preserve the menu of self-defined audio tupe, can, by this usb 12 and smart machine adaptation, can make User Defined audio tupe.
In a specific embodiment, described power module 3 comprises Power Management Unit 32 and battery 31, and described Power Management Unit 32 is electrically connected with battery 31.This Power Management Unit 32 is controlled battery 31 and is charged and discharge, and when external civil power, Power Management Unit 32 is controlled battery 31 and stopped electric discharge, utilize civil power to charge for battery 31, can also utilize civil power to charge to battery 31, after battery 31 has charged, cut off charging circuit; Out of doors time, control battery 31 and discharge, can be whenever and wherever possible for this device provides power supply.
Consult Fig. 2, in a specific embodiment, described audio frequency load module 1 is provided with the MIC-IN interface of external microphone, and described sound signal output module is provided with the EP-OUT interface 10 of external speaker.This MIC-IN interface is connected with outside microphone, gather chanteur's sound signal, and EP-OUT interface is connected with outside audio amplifier or earphone, exports audio mixing data after treatment.
In concrete operating process, 1) Intelligent mobile equipment (Android mobile phone, iPhone and panel computer etc.) is supported Airplay, DLNA, Miracast wireless technology, can call the client software being arranged on smart machine, play MTV audio-video document, can see video content and lyrics content at smart machine; Meanwhile smart machine is also carried out push operation, portable karaoke device receives and pushes the background music signal of coming, carry out audio decoder, realize Karaoke background music and play, above-mentioned portable karaoke device is supported Airplay, DLNA, Miracast wireless technology.
2) audio frequency load module input chanteur's audio-frequency information, carries out the processing such as noise reduction and amplification to user's audio-frequency information by audio processing module.
3) by stereo process module, input user's audio-frequency information and the background music of Karaoke are integrated to stereo process, now sound signal has the background music information that microphone input user's audio-frequency information draws OK, and sound signal can be exported by audio output interface and headset output interface simultaneously.
4) audio output interface and headset output interface, external speaker, the Karaoke sound after playback process.
The present invention is different from not Portable belt of karaoke machine of the prior art; Intelligent movable equipment can only carry out the processing of software audio, can not realize the problem of hardware audio processing, the invention provides a kind of portable karaoke device of realizing audio frequency access based on WIFI, mainly comprise audio frequency load module, audio frequency output module, power module, processor module, WIFI transceiver module, audio processing module and stereo process module; Above-mentioned power supply is each module for power supply, WIFI transceiver module receives the voice data sending with the smart machine of WIFI function and sends into processor module, the voice data receiving is carried out to digital-to-analog conversion processing and obtain analog audio data, and analog audio data is sent into the second input end of stereo process module, for chanteur provides background music; And chanteur's sound signal is inputted through audio frequency load module, carry out noise reduction and amplify and process through audio processing module, the sound signal through stereo process module to chanteur and analog audio data are carried out stereo process and are obtained audio mixing data and exported by audio frequency output module.The present invention by WIFI transceiver module can with smart machine radio communication, receive and be stored in the voice data of smart machine (as Android mobile phone, iPhone and panel computer), realize the requesting song operation of smart machine, efficient and convenient; This device is without being equipped with special song-requesting service device, and by audio processing module, processor module and stereo process module, can realize the processing of hardware based specialty Karaoke audio, and the music effect of shock is provided, and the performance of whole device is better.In addition, volume of the present invention is little, quality warp, is easy to carry, strong to the adaptive faculty of environment, is convenient to realize Karaoke whenever and wherever possible and plays.The present invention can be widely used in the places such as home entertaining, friend's party, entertainment for children.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a portable karaoke device of realizing audio frequency access based on WIFI, is characterized in that, comprises audio frequency load module, audio frequency output module, power module, processor module, WIFI transceiver module, audio processing module and stereo process module; Described WIFI transceiver module is electrically connected with processor module; Described power module is electrically connected with processor module; The output terminal of described audio frequency load module is electrically connected with the input end of audio processing module, and the output terminal of described audio processing module is electrically connected with the first input end of stereo process module; The second input end of described stereo process module is electrically connected with processor module, and its output terminal is electrically connected with audio frequency output module;
Described WIFI transceiver module, for receiving belt have radio function smart machine send voice data and send into processor module;
Described processor module, obtains analog audio data for the voice data receiving is carried out to digital-to-analog conversion processing, and analog audio data is sent into the second input end of stereo process module;
Described audio frequency load module, for gathering chanteur's sound signal and sending into audio processing module;
Described audio processing module, for the sound signal receiving being carried out to noise reduction process and amplifying and process, and sends into the sound signal after amplifying the first input end of stereo process module;
Described stereo process module, carries out stereo process for the analog audio data of the sound signal to from first input end input and the input of the second input end and obtains audio mixing data and be delivered to audio frequency output module;
Described audio frequency output module, for the audio amplifier output audio mixing data by external.
2. the portable karaoke device of realizing audio frequency access based on WIFI according to claim 1, is characterized in that, also comprises D/A converter module and analog-to-digital conversion module; The input end of described analog-to-digital conversion module is electrically connected with the output terminal of audio frequency load module, and its output terminal is electrically connected with audio processing module; The input end of described D/A converter module is electrically connected with the output terminal of audio processing module, and its output terminal is electrically connected with the first input end of stereo process module.
3. the portable karaoke device of realizing audio frequency access based on WIFI according to claim 1, is characterized in that, described audio processing module also comprises storage unit, and described storage unit stores at least one audio tupe.
4. the portable karaoke device of realizing audio frequency access based on WIFI according to claim 3, is characterized in that, also comprise key-press module, described key-press module is electrically connected with audio processing module by processor module.
5. the portable karaoke device of realizing audio frequency access based on WIFI according to claim 3, is characterized in that, also comprise USB interface, described USB interface is electrically connected with processor module.
6. the portable karaoke device of realizing audio frequency access based on WIFI according to claim 1, is characterized in that, described power module comprises Power Management Unit and battery, and described Power Management Unit is electrically connected with battery.
7. according to realizing the portable karaoke device of audio frequency access based on WIFI described in claim 1-6 any one, it is characterized in that, described audio frequency load module is provided with the MIC-IN interface of external microphone; Described sound signal output module is provided with EP-OUT interface, for external speaker or earphone.
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| CN105245991A (en) * | 2015-10-26 | 2016-01-13 | 汪国印 | Head-mounted karaoke singing earphone and karaoke singing processing method |
| WO2017084484A1 (en) * | 2015-11-16 | 2017-05-26 | 惠州市金能量科技有限公司 | Portable outdoor audio/video-on-demand device |
| CN109614070A (en) * | 2018-12-12 | 2019-04-12 | 宁波市江北雪海音响有限公司 | A kind of integral type KTV sound control system |
| CN109905790A (en) * | 2019-04-11 | 2019-06-18 | 上海渐华科技发展有限公司 | A kind of portable device for singing function with KARAOKE |
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