CN109040384A - Stereosonic mobile terminal can be achieved - Google Patents
Stereosonic mobile terminal can be achieved Download PDFInfo
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- CN109040384A CN109040384A CN201811261703.4A CN201811261703A CN109040384A CN 109040384 A CN109040384 A CN 109040384A CN 201811261703 A CN201811261703 A CN 201811261703A CN 109040384 A CN109040384 A CN 109040384A
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- Prior art keywords
- sound component
- mobile terminal
- goes out
- stereosonic
- acoustic aperture
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Classifications
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
Abstract
The invention discloses one kind, and stereosonic mobile terminal can be achieved, comprising: first goes out sound component, second, and sound component, third go out sound component, the first power amplifier driving circuit, the second power amplifier driving circuit and Audio Controller out；First go out sound component and second speak element in parallel connect the first power amplifier driving circuit, third go out sound component connect the second power amplifier driving circuit；First go out sound component and second go out sound component be placed on mobile terminal along its length on upper end, third goes out the lower end that sound component is placed on along its length；Audio Controller goes out the stereosonic left channel signals of sound component output and third is made to go out sound component to export right-channel signals for making first to go out sound component and second.According to the technique and scheme of the present invention, the stereophonic effect of mobile terminal may be implemented, so that user does not have to feel stereophonic effect by ancillary equipments such as stereophone or stero sets every time, the usage experience of user can be promoted.
Description
Technical field
The present invention relates to stereo realization technical fields, and stereosonic mobile terminal can be achieved in particular to one kind.
Background technique
As technology development and consumer demand, people are also more and more to stereosonic demand.However, just existing
For some mobile phones, due to being mostly monophonic mobile phone, often stereosonic sound can not be played out by the audio external play of mobile phone
Yupin effect, therefore user every time requires that there are two the stereophones of sound channel or sound equipment to experience stereophonic effect by tool, this
User experience will be substantially reduced.It is therefore proposed that it is significantly that stereosonic mobile phone, which can be achieved, in one kind.
Summary of the invention
In view of the above problems, the present invention provides one kind, and stereosonic mobile terminal can be achieved, by driving two parallel connections
Earpiece export stereo signal jointly as its right channel as stereosonic L channel and using a loudspeaker, it is existing to solve
There is mobile phone in technology that can not directly play the problems such as stereo.
An embodiment of the invention, which provides one kind, can be achieved stereosonic mobile terminal, and the mobile terminal includes the
One goes out sound component, second, and sound component, third go out sound component, the first power amplifier driving circuit, the second power amplifier driving circuit and audio out
Controller；
The Audio Controller connects the first power amplifier driving circuit and the second power amplifier driving circuit；Described first
Sound component and the described second element in parallel of speaking are connected to the first power amplifier driving circuit out, and the third goes out sound component connection
To the second power amplifier driving circuit；
Described first go out sound component and described second go out sound component be placed on the mobile terminal along its length on
Upper end；
The third go out sound component be placed on the mobile terminal along its length on lower end；
The Audio Controller goes out the stereosonic left side of sound component output for making described first to go out sound component and described second
Sound channel signal, and so that the third is gone out sound component and export the stereosonic right-channel signals.
Can be achieved in stereosonic mobile terminal in above-mentioned, optionally, further include first go out acoustic aperture and second go out acoustic aperture,
Described first, which goes out sound component and described second, goes out sound component and shares described first to go out acoustic aperture, and the third goes out described in sound component use
Second goes out acoustic aperture.
It can be achieved in stereosonic mobile terminal in above-mentioned, further include the front camera that upper end is set optionally,
Described first goes out sound component and the two sides of the front camera are arranged in the described second element symmetry of speaking.
It can be achieved in stereosonic mobile terminal in above-mentioned, optionally, the front camera is to be arranged in the shifting
Move the Pop-up camera of the border side of terminal or the non-Pop-up camera in display screen side.
It can be achieved in stereosonic mobile terminal in above-mentioned, optionally, described first, which goes out acoustic aperture, is arranged in the movement
The top side of terminal.
It can be achieved in stereosonic mobile terminal in above-mentioned, optionally, described second, which goes out acoustic aperture, is arranged in the movement
The bottom side of terminal.
It can be achieved in stereosonic mobile terminal in above-mentioned, optionally, the described first sound area that goes out for going out acoustic aperture is less than
Described second goes out the sound area out of acoustic aperture.
Can be achieved in stereosonic mobile terminal in above-mentioned, optionally, described first go out acoustic aperture go out sound area it is not small
In 3 square millimeters.
It can be achieved in stereosonic mobile terminal in above-mentioned, optionally, the described second sound area that goes out for going out acoustic aperture is 10
~20 square millimeters.
It can be achieved in stereosonic mobile terminal in above-mentioned, optionally, described first, which goes out sound component and described second, goes out
Sound component is the identical receiver of model；It is loudspeaker that the third, which goes out sound component,.
Technical solution of the present invention can be in the stereophonic effect of mobile terminal realization audio external play, so that user does not have to often
It is secondary all to feel stereophonic effect by ancillary equipments such as stereophone or stero sets, also pass through in parallel 2
Sound component shares an acoustic aperture out out, so that it is gone out the reduction of sound area, can also improve out sound loudness so that stereo realization
Effect is more preferable, and then can promote the stereophonic audition experience of user.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, letter will be made to attached drawing needed in the embodiment below
It singly introduces, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as to the present invention
The restriction of protection scope.
Fig. 1 is the overall structure diagram of mobile terminal provided in an embodiment of the present invention；
Fig. 2 is the first structure diagram of the stereo realization of mobile terminal provided in an embodiment of the present invention；
Fig. 3 is the second structural schematic diagram of the stereo realization of mobile terminal provided in an embodiment of the present invention；
Fig. 4 is the first position schematic diagram for going out sound component of mobile terminal provided in an embodiment of the present invention；
Fig. 5 is the position view for going out acoustic aperture of mobile terminal provided in an embodiment of the present invention；
Fig. 6 is the second position schematic diagram for going out sound component of mobile terminal provided in an embodiment of the present invention.
Main element symbol description:
100- mobile phone；110- radio circuit；120- memory；130- input unit；140- display unit；150- shooting is single
Member；160- voicefrequency circuit；170- wireless fidelity module；180- processor；190- power supply；101- first goes out sound component；102-
Two go out sound component；103- third goes out sound component；104- the first power amplifier driving circuit；105- the second power amplifier driving circuit；106- sound
Frequency controller；107- front camera；A- first goes out acoustic aperture；B- second goes out acoustic aperture.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
The component of the embodiment of the present invention being described and illustrated herein in the accompanying drawings can be arranged with a variety of different configurations
And design.Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Following each embodiments can be applied in mobile phone as shown in Figure 1, and Fig. 1 shows the structural block diagram of the mobile phone, should
Mobile phone 100 includes: radio frequency (Radio Frequency, RF) circuit 110, memory 120, input unit 130, display unit
140, shooting unit 150, voicefrequency circuit 160, Wireless Fidelity (wireless fidelity, WiFi) module 170, processor
The components such as 180 and power supply 190.
Wherein, radio circuit 110 can be used for sending and receiving wireless signal etc.；Memory 120 can be used for storing the mobile phone
Application program and the associated documents information of user etc. needed for 100 operations.Input unit 130 may include key, touch panel,
It may include other input equipments etc., for receiving the information etc. from user's input；Display unit 140 may include display
Panel is mainly used for showing the information such as image, text.Shooting unit 150 includes mainly front and rear camera etc., is mainly used for clapping
Take the photograph picture, video etc.；Voicefrequency circuit 160 can connect loudspeaker, receiver etc., for playing voice etc.；Wireless fidelity module
170 can be used for receiving and dispatching wifi signal to realize information transmission etc..Control centre of the processor 180 as mobile phone 100, is mainly used for
Other each units or module are made to execute corresponding function etc.；And power supply 190 mainly includes battery apparatus, for in mobile phone 100
Each module or unit provide required operating voltage etc..
It will be understood by those skilled in the art that 100 structure of mobile phone shown in Fig. 1 does not constitute the restriction to mobile phone, it can
To include perhaps combining certain components or different component layouts than illustrating more or fewer components.It is with mobile phone below
Example illustrates technical solution of the present invention, certainly, the present invention is not limited to be applied to mobile phone, also can be applied to tablet computer etc..
To the human ear, stereosonic effect is primarily referred to as the feeling for allowing sound to show left and right space.Therefore it usually needs
It wants two independent sound channels to realize stereophonic effect jointly, is L channel and right channel respectively.Compared with monophonic, it is stereo can
Make each sound source that there is sense of direction and distribution sense, while the clarity of information can be improved.Further, it is also possible to improve the level of program
Sense, and to user with feeling on the spot in person.But for existing mobile phone, what audio signal used be all by earpiece or
Loudspeaker carries out monophonic broadcasting.Therefore, it is impossible to realize stereophonic effect.
Then, technical solution of the present invention proposes that stereosonic mobile terminal can be achieved in one kind, by multiple members of speaking
The specific position design and collective effect of part are, it can be achieved that directly play stereo audio by the mobile terminal.
The present invention is introduced with specific embodiment below, certainly, the present invention is not limited to these specific embodiments.
Embodiment
The embodiment of the present invention proposes that stereosonic mobile terminal can be achieved in one kind, that is, passes through the audio external play of the mobile terminal
The effect of stereo audio, such as mobile phone, tablet computer can directly be played out.As shown in Fig. 2, stereosonic movement can be achieved in this
Terminal may include first going out sound component 101, second and going out sound component 102, third to go out sound component 103, the first power amplifier driving circuit
104, the second power amplifier driving circuit 105 and Audio Controller 106.
In the present embodiment, which connects the first power amplifier driving circuit 104 and the second power amplifier driving circuit
105.First, which goes out sound component 101 and second, goes out sound component 102 and is connected in parallel to the first power amplifier driving circuit 104, and third is spoken
Element 103 is connected to the second power amplifier driving circuit 105.Wherein, Audio Controller 106 can be used for controlling the output of audio signal,
It is also used to control the first power amplifier driving circuit 104 and the second power amplifier driving circuit 105 to drive what is be correspondingly connected with to go out sound component.
By taking this mobile terminal of mobile phone 100 as an example, as shown in figure 3, the Audio Controller 106 can pass through the place in mobile phone
Device 180 is managed to realize, and the voicefrequency circuit 160 in mobile phone then may include above-mentioned the first power amplifier driving circuit 104 and the second function
Put driving circuit 105.Optionally, same model can be used in the first power amplifier driving circuit 104 and the second power amplifier driving circuit 105
Audio driven chip or module, specifically audio driven chip or module can be selected according to practical driving.
It is appreciated that the first power amplifier driving circuit 104 and what is be connected in parallel first go out sound component 101 and second and speak member
Part 102 can form an audio signal output channel；And the second power amplifier driving circuit 105 and third go out sound component 103 then can shape
At another audio signal output channel.In the present embodiment, this first go out sound component 101 and second go out sound component 102 can have phase
Same structure and function.
Further, as shown in figure 4, this first go out sound component 101 and second go out sound component 102 be placed on the mobile terminal
Along its length on upper end, and third goes out sound component 103 then can be placed in the mobile terminal along its length under
End.By using the Position Design can preferably compatible mobile terminals comprehensive screen design etc..
Since the generation of stereophonic effect at least needs two independent left and right acoustic channels to carry out collective effect, then, realizing
When stereophonic effect, which can be used for making first to go out sound component 101 and second going out sound component 102 and export solid
One sound channel signal of sound, such as left channel signals, and so that third is gone out sound component 103 and export stereosonic another sound channel letter
Number, i.e. right-channel signals.Certainly, first can also be made to go out sound component 101 and second and go out the output right-channel signals of sound component 102, and
Third goes out sound component 103 and exports left channel signals.
In the present embodiment, as shown in figure 5, the mobile terminal further include first go out acoustic aperture A and second go out acoustic aperture B.This first
Sound component 101 and second goes out sound component 102 and will share first to go out acoustic aperture A out, and third goes out sound component 103 and is then used alone second
Acoustic aperture B out.Specifically, this first go out acoustic aperture A can be located at the mobile terminal top, be preferably provided in the top of the mobile terminal
Side, i.e., as shown in figure 5, the top side of first shell that acoustic aperture A goes out 101 mobile terminal of sound component first out.Certainly, above-mentioned
One goes out the top that acoustic aperture A can also be placed on display panel.For example, can carry out aperture or slot to come in fact in the top of display panel
Now this first go out acoustic aperture A.And second goes out the bottom that acoustic aperture B can be located at the mobile terminal, is preferably provided in the mobile terminal
Bottom side, as shown in Figure 5.
It is appreciated that can be with by first Position Design for going out the top and bottom both ends that acoustic aperture A and second goes out acoustic aperture B
Two are realized well and goes out the mutually isolated of acoustic aperture, and takes full advantage of the space of mobile terminal, provide preferable solid
Acoustic propagation effect.
In addition, being designed for the side opening that this mobile terminal uses, i.e., goes out acoustic aperture A and second for first and go out acoustic aperture B difference
The top side and bottom side of mobile terminal are set, high frequency noise can be preferably filtered out and reach better low-frequency effect.If
The sound of broadcasting has unsweet sound phenomenon, and side opening design can also reduce distorsion.
It is required by acoustics design it is found that sound component needs to consider that it goes out acoustic aperture and goes out sound area accordingly out.The present embodiment
In, it is preferable that first, which goes out sound component 101 and second, goes out the sound out for going out sound area and going out sound component 103 less than third of sound component 102
Area.Preferably, first go out sound component 101 and second go out sound component 102 go out sound area will be not less than 3 square millimeters, it is more excellent
It is 3 square millimeters that selection of land, which is gone out sound area design,.The sound area that goes out that third goes out sound component 103 can be 10~25 square millimeters,
It is 10~20 square millimeters that sound area design, which can preferably be gone out,.
For example, corresponding sound area out is smaller, and usual 3 square millimeters can expire for lower-powered receiver
Foot requires, such as the receiver of model AAC 0910.It is found that can if first goes out sound component 101 and second goes out sound component 102
Go out acoustic aperture using above-mentioned receiver and by sharing one, then it can be made to go out as low as 3 square millimeters of the design of sound area.And it is right
In the relatively large loudspeaker of power, the sound area out needed is big, it usually needs at 10 square millimeters or more.Different size type
Number loudspeaker, going out sound area may be different.For example, the loudspeaker of model 1813/1217/1020, going out sound area is
15~25 square millimeters, and the loudspeaker of model 0916/1511, going out sound area is 10~20 square millimeters.
It is appreciated that due to be connected in parallel to the first power amplifier driving circuit 104 first go out sound component 101 and second speak
Element 102 shares one and goes out acoustic aperture, not only can reduce the two sound areas out for going out sound component, is showing particularly with using
The design of acoustic aperture is opened up out on plate, can greatly reduce the size for acoustic aperture.In addition, going out acoustic aperture by shared one can also mention
Loud sonority etc..
In conjunction with the present embodiment mobile terminal design and actual test as a result, two be arranged in parallel first go out sound component
101 and second go out sound component 102 when sharing an acoustic aperture out, should go out sound component, sound compared to the single same model of setting
Sound equipment is bright to can be improved about 30%.
Still optionally further, which may also include the front camera 107 that upper end is arranged in, and first goes out sound component
101 and second go out the two sides that sound component 102 can be symmetricly set on the front camera 107.It should be appreciated that described be symmetrical arranged is
Refer to that first goes out sound component 101 and second and go out sound component 102 and can be tightly attached to front camera 107 to carry out left and right settings, it can also be with
It is to be arranged at left and right sides of it centered on front camera 107 and with certain distance.Further, upper end is set
Front camera 107 can be the non-Pop-up camera for the display screen side that the mobile terminal is arranged in, and is also possible to setting and exists
The border side of the mobile terminal can Pop-up camera etc..Wherein, which may include top side, left or right side etc..
For non-Pop-up camera, exemplarily, as shown in fig. 6, the front camera 107 is settable on a display screen
The middle position at end, and first go out sound component 101 and second go out sound component 102 be then symmetrically disposed at the front camera 107
The left and right sides.Go out the placement of sound component 102 in the position by going out sound component and second for first, it, can from aesthetics design
Design the structure of the mobile terminal more aesthetically pleasing.Certainly, the front camera 107 also can be set the display screen side its
His position, such as upper left side or upper right side.
In the present embodiment, first go out sound component 101 with second go out sound component 102 can be used have mutually isostructural sound it is defeated
Element out, it is preferable that receiver can be used, i.e., the earpiece (Receiver) in mobile phone.When using 2 receivers, due to by
The small in size of device is talked about, therefore its occupied space can greatly reduce for comparing loudspeaker.Further, since going out sound face needed for receiver
Product is smaller, therefore its acoustic aperture out opened up can accomplish very little, especially when this, which goes out acoustic aperture, is placed on top side, can be conducive to mobile terminal
Ultrathin design, but also the design of mobile terminal is more beautiful etc..And third goes out sound component 103 then can be used loudspeaker this
Sound output element is with basal needs such as the audio external plays that meets mobile terminal.
The mobile terminal that the present embodiment proposes is called by two be connected in parallel for driving setting to hold on mobile terminals
Device exports a stereosonic sound channel signal, and the loudspeaker that lower end is arranged in is allowed to export stereosonic another sound channel signal,
To which collective effect realizes the stereophonic effect of the mobile terminal, so that user does not have to every time by stereophone or vertical
The ancillary equipments such as body sound sound can feel stereophonic effect.Moreover, the two receivers in parallel are gone out by sharing one
This is simultaneously gone out the top side that acoustic aperture is placed on mobile terminal by acoustic aperture, not only make to obtain sound area it is small to be 3 square millimeters the case where
Under still may be implemented stereo, output sound intensity can also be increased, so as to can preferably be matched with the loudspeaker of bottom,
Reach better stereophonic effect.In addition, the acoustic aperture that goes out of two earpieces is placed on top side, can not have on a display panel into
Row aperture, and then the accounting shielded comprehensively can be improved；It may filter out high frequency noise using side opening simultaneously, so that low-frequency effect
More preferably.
In several embodiments provided herein, it should be understood that disclosed device and method can also pass through
Other modes are realized.The apparatus embodiments described above are merely exemplary, for example, flow chart and structure in attached drawing
Figure shows the system frame in the cards of the device of multiple embodiments according to the present invention, method and computer program product
Structure, function and operation.In this regard, each box in flowchart or block diagram can represent a module, section or code
A part, a part of the module, section or code includes one or more for implementing the specified logical function
Executable instruction.
It should also be noted that function marked in the box can also be attached to be different from the implementation as replacement
The sequence marked in figure occurs.For example, two continuous boxes can actually be basically executed in parallel, they sometimes may be used
To execute in the opposite order, this depends on the function involved.It is also noted that every in structure chart and/or flow chart
The combination of a box and the box in structure chart and/or flow chart, can function or movement as defined in executing it is dedicated
Hardware based system is realized, or can be realized using a combination of dedicated hardware and computer instructions.
In addition, each functional module or unit in each embodiment of the present invention can integrate one independence of formation together
Part, be also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (10)
1. stereosonic mobile terminal can be achieved in one kind, which is characterized in that the mobile terminal includes: first to go out sound component, the
Two go out sound component, third goes out sound component, the first power amplifier driving circuit, the second power amplifier driving circuit and Audio Controller；
The Audio Controller connects the first power amplifier driving circuit and the second power amplifier driving circuit；Described first speaks
Element and the described second element in parallel of speaking are connected to the first power amplifier driving circuit, and the third goes out sound component and is connected to institute
State the second power amplifier driving circuit；
Described first go out sound component and described second go out sound component be placed on the mobile terminal along its length on upper end；
The third go out sound component be placed on the mobile terminal along its length on lower end；
The Audio Controller goes out the stereosonic sound channel of sound component output for making described first to go out sound component and described second
Signal, and so that the third is gone out sound component and export stereosonic another sound channel signal.
2. according to claim 1 can be achieved stereosonic mobile terminal, which is characterized in that further include first go out acoustic aperture and
Second goes out acoustic aperture, and described first, which goes out sound component and described second, goes out sound component and share described first to go out acoustic aperture, and the third speaks
Element goes out acoustic aperture using described second.
3. according to claim 2 can be achieved stereosonic mobile terminal, which is characterized in that further include that upper end is arranged in
Front camera, described first goes out sound component and the two sides of the front camera are arranged in the described second element symmetry of speaking.
4. according to claim 3 can be achieved stereosonic mobile terminal, which is characterized in that the front camera is to set
Set the Pop-up camera in the border side of the mobile terminal or the non-Pop-up camera in display screen side.
5. according to claim 2 can be achieved stereosonic mobile terminal, which is characterized in that described first goes out acoustic aperture setting
In the top side of the mobile terminal.
6. according to claim 2 can be achieved stereosonic mobile terminal, which is characterized in that described second goes out acoustic aperture setting
In the bottom side of the mobile terminal.
7. according to claim 2 can be achieved stereosonic mobile terminal, which is characterized in that described first goes out going out for acoustic aperture
Sound area is less than the described second sound area out for going out acoustic aperture.
8. according to claim 2 can be achieved stereosonic mobile terminal, which is characterized in that described first goes out going out for acoustic aperture
Sound area is not less than 3 square millimeters.
9. according to claim 1 can be achieved stereosonic mobile terminal, which is characterized in that described second goes out going out for acoustic aperture
Sound area is 10~20 square millimeters.
10. according to claim 1 can be achieved stereosonic mobile terminal, which is characterized in that described first goes out sound component
Going out sound component with described second is the identical receiver of model；It is loudspeaker that the third, which goes out sound component,.
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| CN201811261703.4A CN109040384B (en) | 2018-10-26 | 2018-10-26 | Mobile terminal capable of realizing stereophonic sound |
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| CN201811261703.4A CN109040384B (en) | 2018-10-26 | 2018-10-26 | Mobile terminal capable of realizing stereophonic sound |
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| CN113347297A (en) * | 2021-04-25 | 2021-09-03 | 瑞声光电科技(常州)有限公司 | Mobile terminal, stereo control method, and computer-readable storage medium |
| CN113115178A (en) * | 2021-05-12 | 2021-07-13 | 西安易朴通讯技术有限公司 | Audio signal processing method and device |
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| CN109040384B (en) | 2021-08-03 |
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