CN203812554U - Karaoke apparatus based on WIFI audio and video accessing - Google Patents
Karaoke apparatus based on WIFI audio and video accessing Download PDFInfo
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- CN203812554U CN203812554U CN201420005729.3U CN201420005729U CN203812554U CN 203812554 U CN203812554 U CN 203812554U CN 201420005729 U CN201420005729 U CN 201420005729U CN 203812554 U CN203812554 U CN 203812554U
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Abstract
The utility model provides a Karaoke apparatus based on WIFI audio and video accessing. The apparatus mainly comprises a power supply module, a processor CPU module, a memory, a microphone input module, an analog-to-digital conversion module, a microphone sound effect processing module, a digital-to-analog conversion module, an audio mixing processing module, an audio output module, and a wireless WIFI route module. The microphone input module, the analog-to-digital conversion module, the microphone sound effect processing module and the digital-to-analog conversion module are sequentially connected. The digital-to-analog conversion module is connected with the processor CPU module and the audio mixing processing module. The wireless WIFI route module receives audio and video data signals sent from a WIFI device and transmits the signals to the processor CPU. The processor CPU decodes and converts the signals into HDMI signals and analog audio signals which are respectively output to a monitor and the audio mixing processing module. Audio signals of a singer are output to the audio mixing processing module after being processed in noise-reduction and amplification ways. The audio mixing module processes the received signals in an audio mixing way. Then the signals are output to a playing device through the audio output module.
Description
Technical field
The utility model relate to a kind of by WIFI as audio transmission mode, with microphone and the processing of music audio, realize the device of multi-functional OK a karaoke club OK.
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, reverberator, loudspeaker and display screen etc., volume is large, quality weight, take up room large, people can not install a system so taking up space at home for this reason, and go karaoke halls to sing and also have all inconvenience, can not enjoy quickly and easily Karaoke effect whenever and wherever possible.And existing Karaoke need configure special song storehouse, invest high, and the value volume and range of product of the song that include in song storehouse is limited, and can not real-time update, in addition, along with smart machine, the particularly technology of smart mobile phone 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 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 content of multimedia of utilizing, just can realize professional Karaoke at home, Caraok device cheaply, and can enjoy Karaoke whenever and wherever possible.
The utility model is in order to solve above-mentioned deficiency, based on the powerful application software function of the equipment such as existing smart mobile phone and abundant content of multimedia, set it as WIFI device described in the utility model, DLNA client software is installed on it, between wireless WIFI routing module and WIFI device, adopt IEEE802.11b/g/n wireless transmission protocol, DLNA client software based on WIFI device, for Caraok device provides a kind of audio-video wireless transmission mode, Caraok device is with microphone and the processing of music audio, realize the device of multi-functional OK a karaoke club OK, realize the processing of hardware based specialty Karaoke audio, reaching professional Karaoke experiences.
Summary of the invention
The utility model is to realize like this, a kind of Caraok device based on the access of WIFI audio frequency and video, comprise power module, processor CPU module, microphone load module, analog-to-digital conversion module, microphone audio processing module, D/A converter module, stereo process module, audio frequency output module, HDMI output interface and the storer being connected with processor CPU module, key-press module and USB interface, each module is connected with power module and by its power supply, microphone audio processing module is connected with processor CPU module, it is characterized in that: also comprise wireless WIFI routing module and push for receiving WIFI device the audio, video data signal of coming, described wireless WIFI routing module is connected with processor CPU module and is transferred to processor CPU module for output sound video data signal, the output terminal of processor CPU module is connected with the first input end of HDMI output interface and stereo process module respectively, through processor CPU module, decoding is converted to HDMI signal and simulated audio signal after processing to audio, video data signal, wherein HDMI signal outputs to monitor by HDMI output interface, analogue audio frequency is input to the first input end of stereo process module, the input end of microphone load module is for receiving chanteur's sound signal, and its output terminal is connected with the input end of analog to digital converter, and the output terminal of described analog to digital converter is connected with the input end of microphone audio processing module, microphone audio processing module is for chanteur's sound signal being carried out to noise reduction and amplifying and process, and the output terminal of microphone audio processing module is connected with the input end of D/A converter module, the output terminal of D/A converter module is connected with the second input end of stereo process module, described stereo process module is carried out stereo process to music audio signal and the microphone sound signal of input, and the output terminal of stereo process module is connected with audio frequency output module and is used for exporting sound signal after treatment and plays.
For better technique effect, the technical characterstic of the Caraok device based on the access of WIFI audio frequency and video of the present utility model can also be specially following technical characterictic:
(1) described WIFI device is with devices such as the smart mobile phone of wireless WIFI network interface card, panel computer, notebooks.
(2) described wireless WIFI routing module and WIFI device adopt IEEE802.11b/g/n wireless transmission protocol.
(3) described WIFI R-T unit is installed the client software based on DLNA agreement
(4) described audio frequency output module is an amplifier circuit for sound frequency signal module, the playing devices such as the output interface peripheral earphone of described amplifier circuit for sound frequency signal module.
(5) in described microphone audio processing module, preserve multiple microphone audio tupe, and described key-press module comprises multiple audio model selection buttons for selecting audio tupe.
Further, on described WIFI R-T unit, DLNA client software is installed.
Adopt the Caraok device of technical solutions of the utility model to have the following advantages:
1. WIFI device is with devices such as the smart mobile phone of wireless WIFI network interface card, panel computer, notebooks, and these devices are all the equipment often using in people's daily life, and based on internet, the content of multimedia such as song are easy to obtain.Compared with existing Caraok device, without being equipped with special song storehouse, can greatly reduce like this investment to audio and video resources.
2. and can expand the source of audio and video resources, be not limited to special song storehouse kind and number quantitative limitations.
3. device structure is simple, and parts are few, low cost of manufacture.Volume is little, quality is light, is easy to carry, low to environmental requirement, can realize, quickly and easily Karaoke whenever and wherever possible and play.
4. DLNA client software is installed on smart mobile phone and panel computer, user can use this application software, carry out push operation, the audio-video document of storing on smart mobile phone and panel computer or its online audio/video pushing obtaining are play to this device, realized the real-time radio transmission of high resolution audio and video; This device, by wireless WIFI routing module, receives audio, video data signal, processes by processor CPU decoding, is converted into HDMI signal and simulated audio signal, realizes the real-time broadcasting to audio frequency and video on WIFI device or that obtain by it.
5. realize the processing of hardware based specialty Karaoke audio, the music effect of shock is provided.
6. can be widely used in the entertainment lifes such as home entertaining, friend's party, entertainment for children.
brief description of the drawings:
Accompanying drawing 1 is the physical connection schematic diagram of the Caraok device based on the access of WIFI audio frequency and video of the present utility model
Accompanying drawing 2 is the circuit diagram of an embodiment of the Caraok device based on the access of WIFI audio frequency and video of the present utility model
In Fig. 1-2, 1 is processor CPU module, 2 is USB interface, 5 is wireless WIFI routing module, 6 is HDMI output interface, 7 is microphone load module, 8 is analog-to-digital conversion module, 9 is microphone audio processing module, 10 is D/A converter module, 11 is stereo process module, 12 is audio frequency output module, 13 is WIFI device, 14 is the output interface of audio frequency output module, 15 is mould key-press module, 16 is storer, 701 is the input end of microphone load module 7, 702 is the output terminal of microphone load module 7, 801 is the input end of analog to digital converter 8, 802 is the output terminal of analog to digital converter, 901 is the input end of microphone audio processing module 9, 902 is the output terminal of microphone audio processing module 9, 1001 is the input end of D/A converter module 10, 1002 is the output terminal of D/A converter module 10, 1101 is the first input end of stereo process module 11, 1102 is the second input end of stereo process module 11, 1103 is the output terminal of stereo process module.
embodiment:
As shown in fig. 1, the signal that a kind of Caraok device based on the access of WIFI audio frequency and video described in technical solutions of the utility model can receive WIFI device and microphone is play, the HDMI signal of playing exports monitor to, and sound signal exports the sound signal such as audio amplifier or earphone playing device to.
As shown in Figure 2, a kind of Caraok device based on the access of WIFI audio frequency and video described in technical solutions of the utility model comprises power module, processor CPU module 1, microphone load module 7, analog-to-digital conversion module 8, microphone audio processing module 9, D/A converter module 10, stereo process module 11, audio frequency output module 12, HDMI output interface 6 and the storer 16 being connected with processor CPU module, key-press module 15 and USB interface 2, each module is connected with power module and by its power supply, microphone audio processing module 9 is connected with processor CPU module 1, it is characterized in that: also comprise wireless WIFI routing module 5 and push for receiving WIFI device the audio, video data signal of coming, described wireless WIFI routing module 5 is connected with processor CPU module 1 and is transferred to processor CPU module 1 for output sound video data signal, the output terminal of processor CPU module 1 is connected with the first input end 1101 of HDMI output interface 6 and stereo process module 11 respectively, through processor CPU module, 1 decoding is converted to HDMI signal and simulated audio signal after processing to audio, video data signal, wherein HDMI signal outputs to monitor by HDMI output interface 6, analogue audio frequency is input to the first input end 1101 of stereo process module, the input end 701 of microphone load module 7 is for receiving chanteur's sound signal, and its output terminal 702 is connected with the input end 801 of analog to digital converter 8, and the output terminal 802 of described analog to digital converter is connected with the input end 901 of microphone audio processing module 9, microphone audio processing module 9 is for chanteur's sound signal being carried out to noise reduction and amplifying and process, and the output terminal 902 of microphone audio processing module is connected with the input end 1001 of D/A converter module 10, the output terminal 1002 of D/A converter module is connected with the second input end 1002 of stereo process module 11, described stereo process module is carried out stereo process to music audio signal and the microphone sound signal of input, and the output terminal 1003 of stereo process module is connected with audio frequency output module 12 and is used for exporting sound signal after treatment and plays.Wherein,
(1) in the present embodiment, audio frequency output module 12 is amplifier circuit for sound frequency signal modules, and its output interface 14 its output terminals are connected with earpiece holes 16, also can external speaker, the device such as power amplifier is in order to play Karaoke sound signal.
(2) described WIFI device is the device with the mobile phone of WIFI transceiver module, panel computer, notebook etc. with WIFI transmission-receiving function, conventional DLNA client software can be installed thereon, and DLNA selects Ethernet(IEEE803.3u) and WLAN (802.11 a/b/g) agreement as basic design guidance.Wireless WIFI routing module and WIFI device adopt IEEE802.11b/g/n wireless transmission protocol, make WIFI device and this device realize network interconnection, based on DLNA client software, user can use this application software, carry out push operation, the content of multimedia such as online audio frequency and video and local audio frequency and video on WIFI device is pushed to this device to be play, this device is by wireless WIFI routing module, receive audio, video data signal, process by processor CPU1 decoding, the audio, video data signal receiving is converted into HDMI signal and simulated audio signal, realize the real-time broadcasting to the audio frequency and video of storing on WIFI device or obtain by it, realize the real-time radio transmission of high resolution audio and video.
(3) in described microphone audio processing module, preserve multiple microphone audio tupe, and described key-press module 15 comprises multiple audio model selection buttons for selecting audio tupe.
Utilize the Caraok device based on the access of WIFI audio frequency and video that the utility model provides to play Karaoka or when audio frequency and video play, can sequentially carry out according to the following steps:
Step 1: DLNA client software is installed on smart mobile phone and panel computer, user can use this application software, carry out push operation, audio-video document on smart mobile phone and panel computer is pushed out, this device is by wireless WIFI routing module, receive audio, video data signal, process by decoding, be converted into HDMI signal and simulated audio signal.
Step 2: microphone input user's audio-frequency information, carries out the processing such as noise reduction and amplification by microphone audio processing module to user's audio-frequency information.
Step 3: microphone is inputted to user's audio-frequency information and the background music of Karaoke integration stereo process by stereo process module, 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.
Step 4: HDMI outputs on large-size screen monitors monitor, shows the video image of MTV.
Step 5: audio output interface 14 external speakers or earphone, the Karaoke sound after playback process.
Adopt the Caraok device based on the access of WIFI audio frequency and video of the present utility model, can be applied to the fields such as family, out-of-home entertainment, education.
Finally it should be noted that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (3)
1. the Caraok device based on the access of WIFI audio frequency and video, comprise power module, processor CPU module (1), microphone load module (7), analog-to-digital conversion module (8), microphone audio processing module (9), D/A converter module (10), stereo process module (11), audio frequency output module (12), HDMI output interface (6) and the storer (16) being connected with processor CPU module, key-press module (15) and USB interface (2), each module is connected with power module and by its power supply, microphone audio processing module (9) is connected with processor CPU module (1), it is characterized in that: also comprise wireless WIFI routing module (5) and push for receiving WIFI device the audio, video data signal of coming, described wireless WIFI routing module (5) is connected with processor CPU module (1) and is transferred to processor CPU module (1) for output sound video data signal, the output terminal of processor CPU module (1) is connected with the first input end (1101) of HDMI output interface (6) and stereo process module (11) respectively, through processor CPU module (1), decoding is converted to HDMI signal and simulated audio signal after processing to audio, video data signal, wherein HDMI signal outputs to monitor by HDMI output interface (6), analogue audio frequency is input to the first input end (1101) of stereo process module, the input end (701) of microphone load module (7) is for receiving chanteur's sound signal, its output terminal (702) is connected with the input end (801) of analog to digital converter (8), and the output terminal (802) of described analog to digital converter is connected with the input end (901) of microphone audio processing module (9), microphone audio processing module (9) is for chanteur's sound signal being carried out to noise reduction and amplifying and process, and the output terminal (902) of microphone audio processing module is connected with the input end (1001) of D/A converter module (10), the output terminal (1002) of D/A converter module is connected with second input end (1002) of stereo process module (11), described stereo process module is carried out stereo process to music audio signal and the microphone sound signal of input, and the output terminal (1003) of stereo process module is connected with audio frequency output module (12) and is used for exporting sound signal after treatment and plays.
2. the Caraok device based on the access of WIFI audio frequency and video as claimed in claim 1, it is characterized in that: described audio frequency output module (12) is an amplifier circuit for sound frequency signal module output interface (14) the external audio frequency signal playing device of amplifier circuit for sound frequency signal module.
3. the Caraok device based on the access of WIFI audio frequency and video as claimed in claim 1, is characterized in that: described WIFI device is with one of the smart mobile phone of wireless WIFI network interface card, panel computer, notebook device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005729.3U CN203812554U (en) | 2014-01-06 | 2014-01-06 | Karaoke apparatus based on WIFI audio and video accessing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420005729.3U CN203812554U (en) | 2014-01-06 | 2014-01-06 | Karaoke apparatus based on WIFI audio and video accessing |
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| Publication Number | Publication Date |
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| CN203812554U true CN203812554U (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420005729.3U Expired - Fee Related CN203812554U (en) | 2014-01-06 | 2014-01-06 | Karaoke apparatus based on WIFI audio and video accessing |
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| CN (1) | CN203812554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908287A (en) * | 2021-01-14 | 2021-06-04 | 北京雷石天地电子技术有限公司 | Audio processing device and audio processing method |
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2014
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908287A (en) * | 2021-01-14 | 2021-06-04 | 北京雷石天地电子技术有限公司 | Audio processing device and audio processing method |
| CN112908287B (en) * | 2021-01-14 | 2023-07-04 | 北京雷石天地电子技术有限公司 | Audio processing device and audio processing method |
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| 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: 20140903 Termination date: 20220106 |