CN104851441A - Method of realizing karaoke, device and home audio - Google Patents
Method of realizing karaoke, device and home audio Download PDFInfo
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- CN104851441A CN104851441A CN201510250916.7A CN201510250916A CN104851441A CN 104851441 A CN104851441 A CN 104851441A CN 201510250916 A CN201510250916 A CN 201510250916A CN 104851441 A CN104851441 A CN 104851441A
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Abstract
The invention relates to a method of realizing karaoke, a device and a home audio. The method of realizing karaoke is used for the home audio and comprises steps: a first audio interface receives accompanying sound audio data, the accompanying sound audio data are encoded, and accompanying sound audio data after encoding are generated; a second audio interface receives a sound analog signal from a microphone, A/D conversion, sampling and encoding are carried out on the sound analog signal, and a sound digital signal after encoding is generated; sound mixing treatment is carried out on the accompanying sound audio data after encoding and the sound digital signal after encoding, and a mixed sound signal is generated; and the mixed sound signal is outputted. karaoke can be easily realized, and excessive equipment does not need to be added.
Description
Technical field
The disclosure relates to audio signal processing technique field, particularly a kind of method, device and home audio realizing playing Karaoka.
Background technology
Nowadays, people K song has not only been confined in KTV, and people do not think of door can enjoy K Nikkei interest yet.Therefore, family KTV has become the major way of a lot of people's house amusement.
At present, sound equipment on the market itself does not have K song function, all needs the equipment of an external Kara OK function to realize.Therefore, cause the equipment cost realizing Karaoke higher.
Summary of the invention
For overcoming Problems existing in correlation technique, disclosure embodiment provides the method and device and home audio that realize Karaoke, can make to realize Karaoke fairly simple, without the need to increasing too much equipment.
According to the first aspect of disclosure embodiment, a kind of method realizing playing Karaoka is provided, for home audio, comprises:
Receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding;
Receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding;
Stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Export described audio mixing voice signal.
In one embodiment, the described step at the first audio interface reception sound accompaniment voice data can comprise:
Set up network with intelligent television to be connected; The sound accompaniment voice data from described intelligent television is received in the first audio interface; Or comprise:
Set up network with mobile device to be connected; The sound accompaniment voice data from described Intelligent mobile equipment is received in the first audio interface.
In one embodiment, the step of the described audio mixing voice signal of described output can comprise:
High pitched signal and bass signal is filtered out from described audio mixing voice signal;
Described high pitched signal is outputted to power amplifier;
Described bass signal is outputted to subwoofer.
In one embodiment, the described step described high pitched signal being outputted to power amplifier can comprise: described high pitched signal is outputted to power amplifier by I2S interface; Or
The described step described bass signal being outputted to subwoofer can comprise: described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
In one embodiment, describedly carry out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, the step generating audio mixing voice signal can comprise:
Obtain the balanced device stylistic category that user selects;
According to described balanced device stylistic category, stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generate audio mixing voice signal.
Described first interface can be A2DP or SPDIF; Described second interface can be AUX.
According to the second aspect of disclosure embodiment, a kind of device realizing playing Karaoka is provided, for home audio, comprises:
First receiver module, for receiving sound accompaniment voice data in the first audio interface;
First processing module, for encoding to described sound accompaniment voice data, generates the sound accompaniment voice data after coding;
Second receiver module, for receiving the speech simulation signal from microphone in the second audio interface;
Second processing module, for carrying out A/D conversion, sampling and coding to described speech simulation signal, generates the audio digital signal after coding;
Mix module, for carrying out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Output module, for exporting described audio mixing voice signal.
In one embodiment, described first receiver module comprises:
First connexon module, is connected for setting up network with intelligent television;
First receives submodule, for receiving the sound accompaniment voice data from described intelligent television in the first audio interface; Or
In one embodiment, described first receiver module can comprise:
Second connexon module, is connected for setting up network with mobile device;
Second receives submodule, for receiving the sound accompaniment voice data from described Intelligent mobile equipment in the first audio interface.
In one embodiment, described output module can comprise:
Filter submodule, for filtering out high pitched signal and bass signal from described audio mixing voice signal;
First output sub-module, for outputting to power amplifier by described high pitched signal;
Second output sub-module, for outputting to subwoofer by described bass signal.
In one embodiment, described first output sub-module also for, described high pitched signal is outputted to power amplifier by I2S interface; Or
In one embodiment, described second output sub-module also for, described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
Described mix module can comprise:
Obtain submodule, for obtaining the balanced device stylistic category that user selects;
Audio mixing submodule, for according to described balanced device stylistic category, carries out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal.
According to the third aspect of disclosure embodiment, provide a kind of home audio, comprise above-mentioned device.
According to the third aspect of disclosure embodiment, a kind of device realizing playing Karaoka is provided, comprises:
Processor;
For the storer of storage of processor executable instruction;
Wherein, processor is configured to:
Receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding;
Receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding;
Stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Export described audio mixing voice signal.
Some beneficial effects of disclosure embodiment can comprise: receive sound accompaniment voice data in the first audio interface, the speech simulation signal from microphone is received in the second audio interface, stereo process is carried out to the audio digital signal after the sound accompaniment voice data after coding and coding, generates audio mixing voice signal and export; Therefore, the disclosure can realize Karaoke, without the need to increasing extra cost without the need to other equipment external.
Further feature of the present disclosure and advantage will be set forth in the following description, and, partly become apparent from instructions, or understand by implementing the disclosure.Object of the present disclosure and other advantages realize by structure specifically noted in write instructions, claims and accompanying drawing and obtain.
Below by drawings and Examples, technical scheme of the present disclosure is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the disclosure, and forms a part for instructions, is used from the explanation disclosure, does not form restriction of the present disclosure with embodiment one of the present disclosure.In the accompanying drawings:
Fig. 1 is a kind of process flow diagram realizing the method for playing Karaoka in disclosure embodiment;
Fig. 2 is a kind of process flow diagram realizing step S103 in the method for playing Karaoka in disclosure embodiment;
Fig. 3 is a kind of process flow diagram realizing step S104 in the method for playing Karaoka in disclosure embodiment;
Fig. 4 is a kind of block diagram realizing the device of playing Karaoka in disclosure embodiment;
Fig. 5 is the block diagram of a kind of the first receiver module 41 realized in the device of playing Karaoka in disclosure embodiment;
Fig. 6 is the block diagram of a kind of the first receiver module 41 realized in the device of playing Karaoka in disclosure embodiment;
Fig. 7 is the block diagram of a kind of output module 46 realized in the device of playing Karaoka in disclosure embodiment;
Fig. 8 is the block diagram of a kind of mix module 45 realized in the device of playing Karaoka in disclosure embodiment;
Fig. 9 is a kind of block diagram realizing the device of playing Karaoka according to an exemplary embodiment.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present disclosure is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the disclosure, and be not used in the restriction disclosure.
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Embodiment described in following exemplary embodiment does not represent all embodiments consistent with the disclosure.On the contrary, they only with as in appended claims describe in detail, the example of apparatus and method that aspects more of the present disclosure are consistent.
Fig. 1 is a kind of process flow diagram realizing the method for playing Karaoka according to an exemplary embodiment.As shown in Figure 1, a kind of method realizing playing Karaoka, for home audio, comprises the following steps S101-S104:
In step S101, receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding.Wherein, sound accompaniment voice data can input the first audio interface, then to carry out data encoding with SBC (a kind of audio format) form with the form of PCM (pulse code modulation (PCM), Pulse Code Modulation).Those skilled in the art can understand, also can input in other formats, then encode with other coded formats.
In one embodiment, the described step at the first audio interface reception sound accompaniment voice data comprises: set up network with intelligent television and be connected; The sound accompaniment voice data from described intelligent television is received in the first audio interface; Or in one embodiment, the described step receiving sound accompaniment voice data in the first audio interface comprises: with set up network with mobile device and be connected; The sound accompaniment voice data from described Intelligent mobile equipment is received in the first audio interface.Therefore, sound accompaniment voice data from Intelligent mobile equipment or intelligent television can be received in the first audio interface.
In one embodiment, described first interface is A2DP (Advanced Audio DistributionProfile, Bluetooth audio frequency mode is reached an agreement on) or SPDIF (Sony/Philips Digital InterfaceFormat, Sony, Philip Digital audio interface).
In step s 102, receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding.Wherein, resampling can be carried out with the sample frequency of 48Khz, encode with the form of SBC.Those skilled in the art can understand, also can carry out resampling with other sample frequency, then encode with other coded formats.
In one embodiment, described second interface is AUX (audio input interface).Therefore, this embodiment supports the source of sound input of A2DP, AUX, SPDIF tri-kinds of interfaces.Those skilled in the art can understand, also can support other audio input interfaces.
In step s 103, stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generate audio mixing voice signal.
Fig. 2 is that in disclosure embodiment, a kind of process flow diagram realizing step S103 in the method for playing Karaoka is as in one embodiment, and shown in Fig. 2, step 103 can be embodied as following steps A1-A2.
Steps A 1, obtains the balanced device stylistic category that user selects;
Steps A 2, according to described balanced device stylistic category, carries out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal.Balanced device stylistic category can be rock and roll style, classical style, style of missing old times or old friends, child's voice style etc.Therefore, according to the hobby of user, the audio mixing voice signal of different-style can be generated.
In step S104, export described audio mixing voice signal.
Fig. 3 is a kind of process flow diagram realizing step S104 in the method for playing Karaoka in disclosure embodiment; In one embodiment, as shown in Figure 3, step S104 can be embodied as following steps B1-B3.
In step bl is determined., from described audio mixing voice signal, high pitched signal and bass signal is filtered out;
In step B2, described high pitched signal is outputted to power amplifier; This step can be: described high pitched signal is outputted to power amplifier by I2S interface.
In step B3, described bass signal is outputted to subwoofer.This step can be: described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
In above-described embodiment, sound accompaniment voice data is received in the first audio interface, receive the speech simulation signal from microphone in the second audio interface, stereo process is carried out to the audio digital signal after the sound accompaniment voice data after coding and coding, generate audio mixing voice signal and export; Therefore, the disclosure can realize Karaoke, without the need to increasing extra cost without the need to other equipment external.
With specific embodiment, the technical scheme that disclosure embodiment provides is described below.
Embodiment:
This embodiment is the implementation method of the home audio based on Bluetooth audio device scheme.In this embodiment, home audio have employed the chip CSR8670 of CSR company.The method comprising the steps of S201-step S204:
In step s 201, intelligent television or mobile phone safe Karaoke program-requesting software, by SPDIF or A2DP interface to home audio input sound accompaniment voice data; Sound accompaniment voice data is with PCM (pulse code modulation (PCM), Pulse Code Modulation) form outputted to 8422 chips in millet home audio by SPDIF or A2DP, again with I2S (Inter-IC Sound, integrated circuit built-in audio bus) interface is transferred to CSR8670 chip, carry out data encoding with SBC (a kind of audio format) form again, finally deliver to the passage 2 of Kalimbar DSP.
In step S202, AUX interface inputs voice by microphone to home audio, and that is, microphone exports the simulating signal of voice, inserts home audio by AUX interface.This simulating signal is converted into digital signal by the A/D modular converter of the CSR8670 chip in home audio, and with the sample frequency resampling of 48Khz with encode with the form of SBC, the data of gained are transferred to the Kalimba DSP processing module data channel 1 of CSR8670.
In step S203, DSP module in CSR chip, complete the Mixing sound mixing function of SPDIF and AUX or AUX and A2DP, and utilize CSR Music manager (music management) instrument that the EQ (balanced device) of various style is set, select for user.That is, by the sound accompaniment data mixing of DSP input channel 1 data (voice) with input channel 2, then the output channel of DSP is delivered to.
In step S204, the soundbar of home audio (audio amplifier of multiple sound channel, power amplifier being incorporated into the strip audio amplifier in a casing) and subwoofer export sound.This step comprises: CSR8670, by the high pitch data of DSP output channel, outputs to TAS5731 power amplifier with I2S interface; Sub-woofer data is transferred to subwoofer by the privately owned Bluetooth protocol of CSR and plays.
Above-described embodiment can realize Kara OK function based on home audio, does not need extra hardware cost, owing to realizing Karaoke within one device, can shorten time delay, improves tonequality.
Fig. 4 is a kind of block diagram realizing the device of playing Karaoka according to an exemplary embodiment, for home audio.As shown in Figure 4, comprising:
First receiver module 41, for receiving sound accompaniment voice data in the first audio interface;
First processing module 42, for encoding to described sound accompaniment voice data, generates the sound accompaniment voice data after coding;
Second receiver module 43, for receiving the speech simulation signal from microphone in the second audio interface;
Second processing module 44, for carrying out A/D conversion, sampling and coding to described speech simulation signal, generates the audio digital signal after coding;
Mix module 45, for carrying out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Output module 46, for exporting described audio mixing voice signal.
In one embodiment, as shown in Figure 5, described first receiver module 41 can comprise:
First connexon module 411A, is connected for setting up network with intelligent television;
First receives submodule 412A, for receiving the sound accompaniment voice data from described intelligent television in the first audio interface; Or
In one embodiment, as shown in Figure 6, described first receiver module 41 can comprise:
Second connexon module 411B, is connected for setting up network with mobile device;
Second receives submodule 412B, for receiving the sound accompaniment voice data from described Intelligent mobile equipment in the first audio interface.
As shown in Figure 7, described output module 46 can comprise:
Filter submodule 461, for filtering out high pitched signal and bass signal from described audio mixing voice signal;
First output sub-module 462, for outputting to power amplifier by described high pitched signal;
Second output sub-module 463, for outputting to subwoofer by described bass signal.
In one embodiment, described first output sub-module 462 also for, described high pitched signal is outputted to power amplifier by I2S interface; Or
Described second output sub-module 463 also for, described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
In one embodiment, as shown in Figure 8, described mix module 45 comprises:
Obtain submodule 451, for obtaining the balanced device stylistic category that user selects;
Audio mixing submodule 452, for according to described balanced device stylistic category, carries out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal.
About the device in above-described embodiment, wherein the concrete mode of modules executable operations has been described in detail in about the embodiment of the method, will not elaborate explanation herein.
The disclosure embodiment still provides a kind of home audio, and it comprises the device of any one realization Karaoke above-mentioned.
About the device in above-described embodiment, wherein the concrete mode of modules executable operations has been described in detail in about the embodiment of the method, will not elaborate explanation herein.
The disclosure embodiment still provides a kind of device realizing playing Karaoka, and comprising:
Processor;
For the storer of storage of processor executable instruction;
Wherein, processor is configured to:
Receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding;
Receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding;
Stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Export described audio mixing voice signal.
Described processor is also configured to:
Set up network with intelligent television to be connected; The sound accompaniment voice data from described intelligent television is received in the first audio interface; Or comprise:
Set up network with mobile device to be connected; The sound accompaniment voice data from described Intelligent mobile equipment is received in the first audio interface.
Described processor is also configured to:
The step of the described audio mixing voice signal of described output comprises:
High pitched signal and bass signal is filtered out from described audio mixing voice signal;
Described high pitched signal is outputted to power amplifier;
Described bass signal is outputted to subwoofer.
Described processor is also configured to:
The described step described high pitched signal being outputted to power amplifier comprises: described high pitched signal is outputted to power amplifier by I2S interface; Or
The described step described bass signal being outputted to subwoofer comprises: described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
Described processor is also configured to:
Describedly carry out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, the step generating audio mixing voice signal comprises:
Obtain the balanced device stylistic category that user selects;
According to described balanced device stylistic category, stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generate audio mixing voice signal.
Described processor is also configured to:
Described first interface be A2DP Bluetooth audio frequency mode agreement or SPDIF Sony, Philip Digital audio interface; Described second interface is AUX audio input interface.
A kind of non-transitory computer-readable recording medium, when the instruction in storage medium is performed by the processor of sound equipment, makes sound equipment can perform a kind of method realizing playing Karaoka, comprising:
Receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding;
Receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding;
Stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Export described audio mixing voice signal.
In one embodiment, the described step at the first audio interface reception sound accompaniment voice data can comprise:
Set up network with intelligent television to be connected; The sound accompaniment voice data from described intelligent television is received in the first audio interface; Or comprise:
Set up network with mobile device to be connected; The sound accompaniment voice data from described Intelligent mobile equipment is received in the first audio interface.
In one embodiment, the step of the described audio mixing voice signal of described output can comprise:
High pitched signal and bass signal is filtered out from described audio mixing voice signal;
Described high pitched signal is outputted to power amplifier;
Described bass signal is outputted to subwoofer.
In one embodiment, the described step described high pitched signal being outputted to power amplifier can comprise: described high pitched signal is outputted to power amplifier by I2S interface; Or
The described step described bass signal being outputted to subwoofer can comprise: described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
In one embodiment, describedly carry out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, the step generating audio mixing voice signal can comprise:
Obtain the balanced device stylistic category that user selects;
According to described balanced device stylistic category, stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generate audio mixing voice signal.
Described first interface can be A2DP or SPDIF; Described second interface can be AUX.
Fig. 9 is a kind of block diagram for realizing the device 1200 of playing Karaoka according to an exemplary embodiment.Such as, device 1200 can be home audio, mobile phone, computing machine, digital broadcast terminal, messaging devices, game console, tablet device, Medical Devices, body-building equipment, personal digital assistant etc.
With reference to Fig. 9, device 1200 can comprise following one or more assembly: processing components 1202, storer 1204, power supply module 1206, multimedia groupware 1208, audio-frequency assembly 1210, the interface 1212 of I/O (I/O), sensor module 1214, and communications component 1216.
The integrated operation of the usual control device 1200 of processing components 1202, such as with display, call, data communication, camera operation and record operate the operation be associated.Treatment element 1202 can comprise one or more processor 1220 to perform instruction, to complete all or part of step of above-mentioned method.In addition, processing components 1202 can comprise one or more module, and what be convenient between processing components 1202 and other assemblies is mutual.Such as, processing element 1202 can comprise multi-media module, mutual with what facilitate between multimedia groupware 1208 and processing components 1202.
Storer 1204 is configured to store various types of data to be supported in the operation of device 1200.The example of these data comprises for any application program of operation on device 1200 or the instruction of method, contact data, telephone book data, message, picture, video etc.Storer 1204 can be realized by the volatibility of any type or non-volatile memory device or their combination, as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), programmable read only memory (PROM), ROM (read-only memory) (ROM), magnetic store, flash memory, disk or CD.
The various assemblies that electric power assembly 1206 is device 1200 provide electric power.Electric power assembly 1206 can comprise power-supply management system, one or more power supply, and other and the assembly generating, manage and distribute electric power for device 1200 and be associated.
Multimedia groupware 1208 is included in the screen providing an output interface between described device 1200 and user.In certain embodiments, screen can comprise liquid crystal display (LCD) and touch panel (TP).If screen comprises touch panel, screen may be implemented as touch-screen, to receive the input signal from user.Touch panel comprises one or more touch sensor with the gesture on sensing touch, slip and touch panel.Described touch sensor can the border of not only sensing touch or sliding action, but also detects the duration relevant to described touch or slide and pressure.In certain embodiments, multimedia groupware 1208 comprises a front-facing camera and/or post-positioned pick-up head.When device 1200 is in operator scheme, during as screening-mode or video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each front-facing camera and post-positioned pick-up head can be fixing optical lens systems or have focal length and optical zoom ability.
Audio-frequency assembly 1210 is configured to export and/or input audio signal.Such as, audio-frequency assembly 1210 comprises a microphone (MIC), and when device 1200 is in operator scheme, during as call model, logging mode and speech recognition mode, microphone is configured to receive external audio signal.The sound signal received can be stored in storer 1204 further or be sent via communications component 1216.In certain embodiments, audio-frequency assembly 1210 also comprises a loudspeaker, for output audio signal.
I/O interface 1212 is for providing interface between processing components 1202 and peripheral interface module, and above-mentioned peripheral interface module can be keyboard, some striking wheel, button etc.These buttons can include but not limited to: home button, volume button, start button and locking press button.
Sensor module 1214 comprises one or more sensor, for providing the state estimation of various aspects for device 1200.Such as, sensor module 1214 can detect the opening/closing state of device 1200, the relative positioning of assembly, such as described assembly is display and the keypad of device 1200, the position of all right pick-up unit 1200 of sensor module 1214 or device 1200 assemblies changes, the presence or absence that user contacts with device 1200, the temperature variation of device 1200 orientation or acceleration/deceleration and device 1200.Sensor module 1214 can comprise proximity transducer, be configured to without any physical contact time detect near the existence of object.Sensor module 1214 can also comprise optical sensor, as CMOS or ccd image sensor, for using in imaging applications.In certain embodiments, this sensor module 1214 can also comprise acceleration transducer, gyro sensor, Magnetic Sensor, pressure transducer or temperature sensor.
Communications component 1216 is configured to the communication being convenient to wired or wireless mode between device 1200 and other equipment.Device 1200 can access the wireless network based on communication standard, as WiFi, 2G or 3G, or their combination.In one exemplary embodiment, communication component 1216 receives from the broadcast singal of external broadcasting management system or broadcast related information via broadcast channel.In one exemplary embodiment, described communication component 1216 also comprises near-field communication (NFC) module, to promote junction service.Such as, can based on radio-frequency (RF) identification (RFID) technology in NFC module, Infrared Data Association (IrDA) technology, ultra broadband (UWB) technology, bluetooth (BT) technology and other technologies realize.
In the exemplary embodiment, device 1200 can be realized, for performing said method by one or more application specific integrated circuit (ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD) (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components.
In the exemplary embodiment, additionally provide a kind of non-transitory computer-readable recording medium comprising instruction, such as, comprise the storer 1204 of instruction, above-mentioned instruction can perform said method by the processor 820 of device 1200.Such as, described non-transitory computer-readable recording medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc.
Those skilled in the art, at consideration instructions and after putting into practice disclosed herein disclosing, will easily expect other embodiment of the present disclosure.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present disclosure and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Instructions and embodiment are only regarded as exemplary, and true scope of the present disclosure and spirit are pointed out by claim below.
Should be understood that, the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the present disclosure is only limited by appended claim.
Claims (13)
1. realize a method of playing Karaoka, it is characterized in that, for home audio, comprising:
Receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding;
Receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding;
Stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Export described audio mixing voice signal.
2. method according to claim 1, is characterized in that, the described step at the first audio interface reception sound accompaniment voice data comprises:
Set up network with intelligent television to be connected; The sound accompaniment voice data from described intelligent television is received in the first audio interface; Or comprise:
Set up network with mobile device to be connected; The sound accompaniment voice data from described Intelligent mobile equipment is received in the first audio interface.
3. method according to claim 1, is characterized in that, the step of the described audio mixing voice signal of described output comprises:
High pitched signal and bass signal is filtered out from described audio mixing voice signal;
Described high pitched signal is outputted to power amplifier;
Described bass signal is outputted to subwoofer.
4. method according to claim 3, is characterized in that,
The described step described high pitched signal being outputted to power amplifier comprises: described high pitched signal is outputted to power amplifier by I2S interface; Or
The described step described bass signal being outputted to subwoofer comprises: described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
5. method according to claim 1, is characterized in that, describedly carries out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, and the step generating audio mixing voice signal comprises:
Obtain the balanced device stylistic category that user selects;
According to described balanced device stylistic category, stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generate audio mixing voice signal.
6. method according to claim 1, is characterized in that,
Described first interface be A2DP Bluetooth audio frequency mode agreement or SPDIF Sony, Philip Digital audio interface; Described second interface is AUX audio input interface.
7. realize a device of playing Karaoka, it is characterized in that, for home audio, comprising:
First receiver module, for receiving sound accompaniment voice data in the first audio interface;
First processing module, for encoding to described sound accompaniment voice data, generates the sound accompaniment voice data after coding;
Second receiver module, for receiving the speech simulation signal from microphone in the second audio interface;
Second processing module, for carrying out A/D conversion, sampling and coding to described speech simulation signal, generates the audio digital signal after coding;
Mix module, for carrying out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Output module, for exporting described audio mixing voice signal.
8. device according to claim 7, is characterized in that,
Described first receiver module comprises:
First connexon module, is connected for setting up network with intelligent television;
First receives submodule, for receiving the sound accompaniment voice data from described intelligent television in the first audio interface; Or
Described first receiver module comprises:
Second connexon module, is connected for setting up network with mobile device;
Second receives submodule, for receiving the sound accompaniment voice data from described Intelligent mobile equipment in the first audio interface.
9. device according to claim 7, is characterized in that, described output module comprises:
Filter submodule, for filtering out high pitched signal and bass signal from described audio mixing voice signal;
First output sub-module, for outputting to power amplifier by described high pitched signal;
Second output sub-module, for outputting to subwoofer by described bass signal.
10. device according to claim 9, is characterized in that,
Described first output sub-module also for, described high pitched signal is outputted to power amplifier by I2S interface; Or
Described second output sub-module also for, described bass signal is outputted to subwoofer by privately owned Bluetooth communication protocol.
11. devices according to claim 7, is characterized in that, described mix module comprises:
Obtain submodule, for obtaining the balanced device stylistic category that user selects;
Audio mixing submodule, for according to described balanced device stylistic category, carries out stereo process to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal.
12. 1 kinds of home audios, is characterized in that, comprise the device described in arbitrary claim in claim 7 to 11.
13. 1 kinds realize the device of playing Karaoka, it is characterized in that, comprising:
Processor;
For the storer of storage of processor executable instruction;
Wherein, processor is configured to:
Receive sound accompaniment voice data in the first audio interface, and described sound accompaniment voice data is encoded, generate the sound accompaniment voice data after coding;
Receive the speech simulation signal from microphone in the second audio interface, and A/D conversion, sampling and coding are carried out to described speech simulation signal, generate the audio digital signal after coding;
Stereo process is carried out to the sound accompaniment voice data after described coding and the audio digital signal after described coding, generates audio mixing voice signal;
Export described audio mixing voice signal.
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