CN102708082A - Method for playing high-fidelity music through mobile terminal, and mobile terminal for same - Google Patents
Method for playing high-fidelity music through mobile terminal, and mobile terminal for same Download PDFInfo
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- CN102708082A CN102708082A CN2012101414132A CN201210141413A CN102708082A CN 102708082 A CN102708082 A CN 102708082A CN 2012101414132 A CN2012101414132 A CN 2012101414132A CN 201210141413 A CN201210141413 A CN 201210141413A CN 102708082 A CN102708082 A CN 102708082A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72442—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for playing music files
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Circuit For Audible Band Transducer (AREA)
- Telephone Function (AREA)
Abstract
The invention relates to a mobile terminal for playing high-fidelity music. The mobile terminal comprises the following components: a USB (Universal Serial Bus) interface switcher for switching and transmitting the received computer music signal to a USB audio decoder, the USB audio decoder for decoding the music signal transmitted by the USB audio decoder into a digital audio signal, and transmitting the digital audio signal to a digital audio bus switcher, the digital audio bus switcher for transmitting the digital audio signal to an audio digital-analog converter, the audio digital-analog converter for converting the digital audio signal into an analog audio signal, and transmitting the analog audio signal to an operational amplifier, the operational amplifier for amplifying the converted analog audio signal and transmitting the amplified analog audio signal to an earphone driver, the earphone driver for driving a high-fidelity earphone connected with a mobile device, and transmitting the amplified analog audio signal to the high-fidelity earphone so as to play the high-fidelity music through the high-fidelity earphone. With the mobile terminal, users are free from taking an external power source, and the user experience is improved.
Description
Technical field
The present invention relates to a kind of portable terminal, relate in particular to method and portable terminal thereof through the mobile terminal playing hi-fi music.
Background technology
In actual life, music is being played the part of a key player in the people's that are everlasting life.Usually audiophiles hope and can the music of hearing be reduced to the most original music.In life, usually through music fever equipment, CD, prime; Power amplifier, audio amplifier, line high-fidelity (HIFI) equipment such as are look at and are carried out music in enough wide place; But in this implementation,, can't satisfy common audiophiles because the cost of above-mentioned high-fidelity equipment is higher.
Thereby for realizing the audio of high-fidelity, common fans can select the ear place system of a cover high-fidelity, such as, high-fidelity headphone also can be enjoyed the music of high-fidelity through having on high-fidelity headphone.
Yet the ear place system of the high-fidelity on the market all needs the external power supply power supply, and volume is bigger, can't carry.
Summary of the invention
The technical matters that the present invention will solve provides a kind of method of playing the portable terminal of hi-fi music and passing through the mobile terminal playing hi-fi music.
Goal of the invention of the present invention realizes through following technical scheme:
A kind of portable terminal of playing hi-fi music, said portable terminal are communicated by letter with high-fidelity headphone with computer respectively and are connected, and said portable terminal comprises: processor; The USB interface switch; The USB audio decoder, digital audio bus switch, audio digital to analog converter; Operational amplifier, headphone driver; Wherein, said USB interface switch is used under the control of said processor, the music signal of the computer that receives is switched transfer to said USB audio decoder; Said USB audio decoder is used under the control of said processor, and the music signal of said USB audio decoder transmission is decoded, and being decoded into digital audio and video signals, and said digital audio and video signals is transferred to said digital audio bus switch; Said digital audio bus switch is used under the control of said processor, said digital audio and video signals being transferred to said audio digital to analog converter; Said audio digital to analog converter is used under the control of said processor, converting digital audio and video signals to simulated audio signal, and transfers to said operational amplifier; Said operational amplifier is used under the control of said processor, the simulated audio signal after the conversion is amplified, and the simulated audio signal after will amplifying transfers to said headphone driver; Said headphone driver is used to drive the high-fidelity headphone that is connected with said mobile device, and the simulated audio signal after the said amplification is transferred to said high-fidelity headphone, to play hi-fi music through said high-fidelity headphone.
Above-mentioned sound is play the portable terminal of hi-fi music, and wherein: also comprise: USB interface is used to set up said portable terminal and is connected with the communication of said computer; Storer is used to store the type of service of the said USB interface that the user is provided with, and the type of service of said USB interface comprises music playing mode.
The portable terminal of above-mentioned broadcast hi-fi music, wherein: said USB interface switch also is used for when being connected with compunlcation, sending connection notification signal to said processor through control bus through said USB interface when detecting said mobile device.
The portable terminal of above-mentioned broadcast hi-fi music; Wherein: said processor also is used for when receiving the connection notification signal of said USB interface switch transmission; Inquire about the type of service of the USB interface of storing in the said storer, to judge that said portable terminal is whether as the playback terminal of hi-fi music.
The portable terminal of above-mentioned broadcast hi-fi music, wherein: said processor also is used for when the type of service of the USB interface stored of the said storer of inquiry is music playing mode, judging the playback terminal of said portable terminal as hi-fi music; Said USB interface switch also is used for when said processor is judged said portable terminal as the playback terminal of hi-fi music; Under the control of said processor, the music signal of the computer that will receive through said USB interface switches and transfers to said USB audio decoder.
The portable terminal of above-mentioned broadcast hi-fi music, wherein: also comprise: earphone interface is used to set up said portable terminal and is connected with the communication of said high-fidelity headphone;
Said headphone driver also is used for the simulated audio signal after the said operational amplifier amplification is further amplified; And the simulated audio signal after will amplifying transfers to said high-fidelity headphone through said earphone interface, to play hi-fi music through said high-fidelity headphone.
A kind of method through the mobile terminal playing hi-fi music; Said method comprises: said portable terminal is communicated by letter with high-fidelity headphone with computer respectively and is connected; Said method comprises: the music signal of the computer that receives is decoded, to be decoded into digital audio and video signals; Convert said digital audio and video signals to simulated audio signal; Simulated audio signal after the said conversion is amplified; Drive the high-fidelity headphone that is connected with said mobile device, the simulated audio signal after the said amplification is transferred to said high-fidelity headphone, to play hi-fi music through said high-fidelity headphone.
The above-mentioned method of passing through the mobile terminal playing hi-fi music; Wherein: also comprise: detect said mobile device through USB interface when being connected with compunlcation; Inquire about the type of service of the USB interface of storing in the said storer, to judge that said portable terminal is whether as the playback terminal of hi-fi music.
The above-mentioned method of passing through the mobile terminal playing hi-fi music, wherein: also comprise:, judge the playback terminal of said portable terminal as hi-fi music if when the type of service of USB interface of storage is music playing mode; The music signal of the computer that will receive through said USB interface is decoded, to be decoded into digital audio and video signals.
The above-mentioned method of passing through the mobile terminal playing hi-fi music; Wherein: also comprise: the simulated audio signal after will amplifying further amplifies; And the simulated audio signal after the said further amplification transferred to said high-fidelity headphone through said earphone interface, to play hi-fi music through said high-fidelity headphone.
The technical scheme that the embodiment of the invention provides, with the USB interface switch, the USB audio decoder; The digital audio bus switch is integrated into the inside of portable terminal; When user's portable terminal is set to the music terminal pattern, just can be directly listen to the music of high-fidelity from computer through this portable terminal, compare with prior art; Do not need the user to carry external power supply, thereby improved user's experience.
Description of drawings
In order to be easy to explanation, the present invention is done to describe in detail by following preferred embodiment and accompanying drawing.
Shown in Figure 1 is a kind of applied environment figure that plays the portable terminal of hi-fi music provided by the invention.
A kind of structural drawing of playing the portable terminal of hi-fi music provided by the invention shown in Figure 2.
The process flow diagram of the method for passing through the mobile terminal playing hi-fi music provided by the invention shown in Figure 3.
Embodiment
Fig. 1 is a kind of applied environment figure that plays the portable terminal of hi-fi music provided by the invention.
In the present embodiment, this portable terminal 1 is connected through usb communication with computer 2 (PC), and simultaneously, this portable terminal and high-fidelity headphone 3 are connected through usb communication.
In the present embodiment, when the user need listen to the music of high-fidelity through high-fidelity headphone 3, the user can be set to the music terminal with portable terminal 1; At this moment; This portable terminal 1 communicated with computer 2 through USB be connected, at this moment, this mobile device 1 can carry out the music signal of computer 2 outputs the high-fidelity audio to be handled; And the music signal after will handling exports high-fidelity headphone 3 to and plays, thereby just can make the user hear the music of high-fidelity.
In the present embodiment, this portable terminal 1 can be mobile phone, panel computer.
Fig. 2 is a kind of structural drawing of playing the portable terminal of hi-fi music provided by the invention.
In the present embodiment, this mobile device comprises processor 20, power supervisor 21, storer 22; USB interface switch 23, USB audio decoder 24, digital audio bus switch 25, audio digital to analog converter 26; Operational amplifier 27, earphone interface 28, USB interface 29, headphone driver 30.
In the present embodiment, power supervisor 21 is processor 20 respectively, storer 22, USB interface switch 23, USB audio decoder 24; Digital audio bus switch 25, audio digital to analog converter 26, operational amplifier 27, earphone interface 28; USB interface 29, headphone driver 30 communications connect, and are used to be respectively processor 20, storer 22; USB interface switch 23, USB audio decoder 24, digital audio bus switch 25, audio digital to analog converter 26; Operational amplifier 27, earphone interface 28, USB interface 29, headphone driver 30 provides power supply.In the present embodiment, power supervisor 21 can provide power supply by battery.
In the present embodiment, processor 20 can be central processing unit, audio process, signal processor.
In the present embodiment, this mobile device is connected with compunlcation through USB interface 29, and receives the music signal of computer through USB interface 29.
In the present embodiment, 24 communications are connected USB interface switch 23 with the USB audio decoder with USB interface 29 through the usb data bus, through I
2C control bus or usb data bus are connected with processor 20 communications.In the present embodiment; The music signal of the computer that USB interface switch 23 is used for USB interface 29 is received switches between processor 20 and USB audio decoder 24; Be appreciated that for; The music signal of the computer that USB interface 29 is received transfers to processor 20, and the music signal of the computer that perhaps USB interface 29 is received transfers to USB audio decoder 24.
In the present embodiment, if when the user needs this portable terminal as the playback terminal of hi-fi music, the type of service of USB interface 29 that can portable terminal is set to music playing mode, and is stored in storer 22.
When the type of service that inquires USB interface 29 is music playing mode; Start USB audio decoder 24 through the SPI control bus; Simultaneously; Control USB interface switch 23 is input to USB audio decoder 24 with the music signal of the computer that USB interface 29 receives, and control USB audio decoder 24 passes through I
2S voice data bus is connected with audio digital to analog converter 25 communications.
In the present embodiment, processor 20 also is used for initialization USB audio decoder 24.
In the present embodiment, USB audio decoder 24 is in the initialization of processor 20, and the music signal of the computer that USB interface 29 is received is decoded, to be decoded into I
2The S digital audio and video signals.
Digital audio bus switch 25 is through control line and I
2S voice data bus is connected with processor 20 communications, and passes through I
226 communications are connected S voice data bus with the frequency weighted-voltage D/A converter with USB audio decoder 24 respectively, are used for the I of processor 20 with 24 outputs of USB audio decoder
2The switching of S digital audio and video signals exports audio digital to analog converter 26 to.Be appreciated that for, with the I of processor output
2The S digital audio and video signals exports audio digital to analog converter 26 to, the I that perhaps USB audio decoder 24 is exported
2The S digital audio and video signals exports audio digital to analog converter 26 to.
Digital audio bus switch 25 also is used under the control of processor 20, with the I of USB audio decoder 24 outputs
2The S digital audio and video signals exports audio digital to analog converter 26 to.
In the present embodiment, processor 20 passes through I
2C control bus initialization frequency weighted-voltage D/A converter 26.
At this moment, audio digital to analog converter 26 is used under the control of processor 20, with I
2The S digital audio and video signals converts simulated audio signal to, and under the control of processor 20, exports the simulated audio signal after the conversion to operational amplifier 27.
In the present embodiment, processor 20 also is used for starting and initialization operational amplifier 27 and headphone driver 30 through control line.
The technical scheme that the embodiment of the invention provides, with the USB interface switch, the USB audio decoder; The digital audio bus switch is integrated into the inside of portable terminal; When user's portable terminal is set to the music terminal pattern, just can be directly listen to the music of high-fidelity from computer through this portable terminal, compare with prior art; Do not need the user to carry external power supply, thereby improved user's experience.
Fig. 3 is the process flow diagram that passes through the method for mobile terminal playing hi-fi music provided by the invention.
In the present embodiment, when the user need pass through the mobile terminal playing hi-fi music, need portable terminal be crossed USB with the computer expert and be connected, simultaneously, portable terminal is connected through USB with high-fidelity headphone.
Step S300, when detecting mobile device USB and be connected with compunlcation, the type of service of this USB interface of inquiry storage.
Step S301 judges that through the type of service of this USB interface this portable terminal is whether as the playback terminal of hi-fi music.In the present embodiment, if when the user needs this portable terminal as the playback terminal of hi-fi music, the type of service of USB interface that can portable terminal is set to music playing mode, and is stored in storer.In the present embodiment, when the type of service of USB interface of the portable terminal of inquiry is set to music playing mode, judge the playback terminal of this portable terminal as hi-fi music, and execution in step S302; When the type of service of USB interface of the portable terminal of inquiry is set to unmusical play mode, judge this portable terminal not as the playback terminal of hi-fi music, and execution in step S303, do not carry out hi-fi music and play.
Step S302, the music signal of the computer that USB interface is received is decoded, to be decoded into I
2The S digital audio and video signals.
Step S304 is with I
2The S digital audio and video signals converts simulated audio signal to.
Step S305 carries out elementary amplification with the simulated audio signal after the conversion.
Step S306 amplifies the simulated audio signal after the elementary amplification once more.
Step S307 drives the high-fidelity headphone that is connected with portable terminal, exports the simulated audio signal after this amplification to this high-fidelity headphone, to play hi-fi music through this high-fidelity headphone.
At this moment, the user just can listen to the music of high-fidelity through high-fidelity headphone.
The technical scheme that the embodiment of the invention provides, when user's portable terminal was set to the music terminal pattern, portable terminal was decoded into I with the music signal of the computer that USB interface receives
2The S digital audio and video signals, conversion of the line number of going forward side by side mould and signal amplify, and drive high-fidelity headphone again; Thereby can directly listen to the music of high-fidelity from computer through this portable terminal; Compare with prior art, do not need the user to carry external power supply, thereby improved user's experience.
The embodiment of the above is a preferred embodiments of the present invention, is not to limit practical implementation scope of the present invention with this, and scope of the present invention comprises and is not limited to this embodiment.All shapes according to the present invention, the equivalence variation that structure is done all comprise in protection scope of the present invention.
Claims (10)
1. a portable terminal of playing hi-fi music is characterized in that, said portable terminal is communicated by letter with high-fidelity headphone with computer respectively and is connected; Said portable terminal comprises: processor, USB interface switch, USB audio decoder; The digital audio bus switch; Audio digital to analog converter, operational amplifier, headphone driver;
Wherein, said USB interface switch is used under the control of said processor, the music signal of the computer that receives is switched transfer to said USB audio decoder;
Said USB audio decoder is used under the control of said processor, and the music signal of said USB audio decoder transmission is decoded, and being decoded into digital audio and video signals, and said digital audio and video signals is transferred to said digital audio bus switch;
Said digital audio bus switch is used under the control of said processor, said digital audio and video signals being transferred to said audio digital to analog converter;
Said audio digital to analog converter is used under the control of said processor, converting digital audio and video signals to simulated audio signal, and transfers to said operational amplifier;
Said operational amplifier is used under the control of said processor, the simulated audio signal after the conversion is amplified, and the simulated audio signal after will amplifying transfers to said headphone driver;
Said headphone driver is used to drive the high-fidelity headphone that is connected with said mobile device, and the simulated audio signal after the said amplification is transferred to said high-fidelity headphone, to play hi-fi music through said high-fidelity headphone.
2. the portable terminal of broadcast hi-fi music according to claim 1 is characterized in that: also comprise: USB interface is used to set up said portable terminal and is connected with the communication of said computer;
Storer is used to store the type of service of the said USB interface that the user is provided with, and the type of service of said USB interface comprises music playing mode.
3. the portable terminal of broadcast hi-fi music according to claim 2; It is characterized in that: said USB interface switch also is used for when being connected with compunlcation, sending connection notification signal to said processor through control bus through said USB interface when detecting said mobile device.
4. the portable terminal of broadcast hi-fi music according to claim 3; It is characterized in that: said processor also is used for when receiving the connection notification signal of said USB interface switch transmission; Inquire about the type of service of the USB interface of storing in the said storer, to judge that said portable terminal is whether as the playback terminal of hi-fi music.
5. the portable terminal of broadcast hi-fi music according to claim 4 is characterized in that:
Said processor also is used for when the type of service of the USB interface stored of the said storer of inquiry is music playing mode, judging the playback terminal of said portable terminal as hi-fi music;
Said USB interface switch also is used for when said processor is judged said portable terminal as the playback terminal of hi-fi music; Under the control of said processor, the music signal of the computer that will receive through said USB interface switches and transfers to said USB audio decoder.
6. the portable terminal of broadcast hi-fi music according to claim 1 is characterized in that: also comprise: earphone interface is used to set up said portable terminal and is connected with the communication of said high-fidelity headphone;
Said headphone driver also is used for the simulated audio signal after the said operational amplifier amplification is further amplified; And the simulated audio signal after will amplifying transfers to said high-fidelity headphone through said earphone interface, to play hi-fi music through said high-fidelity headphone.
7. the method through the mobile terminal playing hi-fi music is characterized in that said portable terminal is communicated by letter with high-fidelity headphone with computer respectively and is connected, and said method comprises:
The music signal of the computer that receives is decoded, to be decoded into digital audio and video signals;
Convert said digital audio and video signals to simulated audio signal;
Simulated audio signal after the said conversion is amplified;
Drive the high-fidelity headphone that is connected with said mobile device, the simulated audio signal after the said amplification is transferred to said high-fidelity headphone, to play hi-fi music through said high-fidelity headphone.
8. the method through the mobile terminal playing hi-fi music according to claim 7 is characterized in that: also comprise:
Detect said mobile device and when being connected, inquire about the type of service of the USB interface of storing in the said storer, to judge that said portable terminal is whether as the playback terminal of hi-fi music with compunlcation through USB interface.
9. the method through the mobile terminal playing hi-fi music according to claim 8 is characterized in that: also comprise:
If when the type of service of the USB interface of storage is music playing mode, judge the playback terminal of said portable terminal as hi-fi music;
The music signal of the computer that will receive through said USB interface is decoded, to be decoded into digital audio and video signals.
10. the method through the mobile terminal playing hi-fi music according to claim 7 is characterized in that: also comprise:
Simulated audio signal after amplifying is further amplified, and the simulated audio signal after the said further amplification is transferred to said high-fidelity headphone through said earphone interface, to play hi-fi music through said high-fidelity headphone.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101414132A CN102708082A (en) | 2012-05-09 | 2012-05-09 | Method for playing high-fidelity music through mobile terminal, and mobile terminal for same |
| PCT/CN2013/075346 WO2013166967A1 (en) | 2012-05-09 | 2013-05-08 | Method for playing high-fidelity music through mobile terminal and mobile terminal thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101414132A CN102708082A (en) | 2012-05-09 | 2012-05-09 | Method for playing high-fidelity music through mobile terminal, and mobile terminal for same |
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| Publication Number | Publication Date |
|---|---|
| CN102708082A true CN102708082A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101414132A Pending CN102708082A (en) | 2012-05-09 | 2012-05-09 | Method for playing high-fidelity music through mobile terminal, and mobile terminal for same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102708082A (en) |
| WO (1) | WO2013166967A1 (en) |
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| CN103067822A (en) * | 2012-12-17 | 2013-04-24 | 青岛海信宽带多媒体技术有限公司 | High-fidelity (Hi-Fi) audio adapter |
| WO2013166967A1 (en) * | 2012-05-09 | 2013-11-14 | 福兴达科技实业（深圳）有限公司 | Method for playing high-fidelity music through mobile terminal and mobile terminal thereof |
| CN104883641A (en) * | 2014-02-28 | 2015-09-02 | 维沃移动通信有限公司 | Mobile terminal of realizing high fidelity music play |
| CN105139886A (en) * | 2015-07-24 | 2015-12-09 | Tcl移动通信科技（宁波）有限公司 | Music playing method and system applying adapter |
| CN105554611A (en) * | 2014-12-29 | 2016-05-04 | 北京小鸟听听科技有限公司 | Earphone and implementation method thereof |
| CN106488044A (en) * | 2016-12-21 | 2017-03-08 | 惠州Tcl移动通信有限公司 | A kind of mobile phone of mobile sound card, system and implementation method |
| CN107333195A (en) * | 2016-04-29 | 2017-11-07 | 北京小米移动软件有限公司 | Conversion equipment and ear speaker device |
| CN110472094A (en) * | 2019-08-06 | 2019-11-19 | 沈阳大学 | A kind of traditional music input method |
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| WO2013166967A1 (en) * | 2012-05-09 | 2013-11-14 | 福兴达科技实业（深圳）有限公司 | Method for playing high-fidelity music through mobile terminal and mobile terminal thereof |
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| CN104883641A (en) * | 2014-02-28 | 2015-09-02 | 维沃移动通信有限公司 | Mobile terminal of realizing high fidelity music play |
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| CN107333195A (en) * | 2016-04-29 | 2017-11-07 | 北京小米移动软件有限公司 | Conversion equipment and ear speaker device |
| CN106488044A (en) * | 2016-12-21 | 2017-03-08 | 惠州Tcl移动通信有限公司 | A kind of mobile phone of mobile sound card, system and implementation method |
| CN106488044B (en) * | 2016-12-21 | 2021-01-08 | 惠州Tcl移动通信有限公司 | Mobile phone and system for mobile sound card and implementation method |
| CN110472094A (en) * | 2019-08-06 | 2019-11-19 | 沈阳大学 | A kind of traditional music input method |
| CN110472094B (en) * | 2019-08-06 | 2023-03-31 | 沈阳大学 | Traditional music recording method |
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|---|---|
| WO2013166967A1 (en) | 2013-11-14 |
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