CN109086027A - A kind of audio signal playback method and terminal - Google Patents
A kind of audio signal playback method and terminal Download PDFInfo
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- CN109086027A CN109086027A CN201810818003.4A CN201810818003A CN109086027A CN 109086027 A CN109086027 A CN 109086027A CN 201810818003 A CN201810818003 A CN 201810818003A CN 109086027 A CN109086027 A CN 109086027A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
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Abstract
The present invention provides a kind of audio signal playback method and terminals, wherein audio signal playback method, comprising: obtains audio signal to be played；Low band audio signal, L channel medium-high frequency section audio signal and right channel medium-high frequency section audio signal are extracted from audio signal；Low band audio signal is played by the loudspeaker of terminal；And L channel medium-high frequency section audio signal is played by driver, and right channel medium-high frequency section audio signal is played by loudspeaker；Or right channel medium-high frequency section audio signal is played by driver, and L channel medium-high frequency section audio signal is played by loudspeaker.This programme solves the problems, such as that the mobile phone for having driver in the prior art cannot achieve stereo scheme；Simultaneously without opening earpiece aperture in terminal front side, terminal appearance can be beautified, promote properties of product.
Description
Technical field
The present invention relates to field of terminal technology more particularly to a kind of audio signal playback method and terminals.
Background technique
With the arrival in comprehensive screen epoch, the aperture of mobile phone front earpiece position can be phased out, and receiver also can be gradually
Cancel.Instead driver, entire screen sounding is pushed, is not necessarily in positive aperture, to beautify cell phone appearance.But
It is that this mobile phone using driver but cannot achieve traditional stereo scheme, reduces the use feeling of user.
Summary of the invention
The embodiment of the present invention provides a kind of audio signal playback method and terminal, to solve to have driver in the prior art
Mobile phone the problem of cannot achieve stereo scheme.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, the embodiment of the invention also provides a kind of audio signal playback methods, applied to driver
Terminal, the audio signal playback method include:
Obtain audio signal to be played；
It is extracted in low band audio signal, L channel medium-high frequency section audio signal and right channel from the audio signal
High band audio signal；Wherein, the frequency of the low band audio signal is lower than preset threshold, the L channel medium-high frequency Duan Yin
The frequency of frequency signal and right channel medium-high frequency section audio signal is respectively equal to or higher than the preset threshold；
The low band audio signal is played by the loudspeaker of the terminal；And
The L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section
Audio signal is played by the loudspeaker；Or play the right channel medium-high frequency section audio signal by the driver,
And the L channel medium-high frequency section audio signal is played by the loudspeaker.
Second aspect, the embodiment of the invention also provides a kind of terminal, the terminal has driver, the terminal packet
It includes:
First obtains module, for obtaining audio signal to be played；
First extraction module, for extracting low band audio signal, L channel medium-high frequency Duan Yin from the audio signal
Frequency signal and right channel medium-high frequency section audio signal；Wherein, the frequency of the low band audio signal is lower than preset threshold, institute
The frequency for stating L channel medium-high frequency section audio signal and right channel medium-high frequency section audio signal is respectively equal to or default higher than described
Threshold value；
First processing module, for playing the low band audio signal by the loudspeaker of the terminal；And
The L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section
Audio signal is played by the loudspeaker；Or play the right channel medium-high frequency section audio signal by the driver,
And the L channel medium-high frequency section audio signal is played by the loudspeaker.
The third aspect the embodiment of the invention also provides a kind of terminal, including processor, memory and is stored in described deposit
On reservoir and the computer program that can run on the processor, the computer program are realized when being executed by the processor
The step of above-mentioned audio signal playback method.
Fourth aspect, it is described computer-readable to deposit the embodiment of the invention also provides a kind of computer readable storage medium
Computer program is stored on storage media, the computer program realizes above-mentioned audio signal playback method when being executed by processor
The step of.
In embodiments of the present invention, pass through the medium-high frequency portion using driver broadcasting L channel (or right channel) audio signal
Point, the medium-high frequency part of right channel (or L channel) audio signal and the low frequency portion of two-channel are played using bottom loudspeaker BOX
Point, to reach stereophonic effect, solve the problems, such as that the mobile phone for having driver in the prior art cannot achieve stereo scheme；
Simultaneously without opening earpiece aperture in terminal front side, terminal appearance can be beautified, promote properties of product.
Detailed description of the invention
Fig. 1 is the audio signal playback method flow diagram of the embodiment of the present invention；
Fig. 2 is the terminal part schematic layout pattern of the embodiment of the present invention；
Fig. 3 is the terminal structure schematic diagram one of the embodiment of the present invention；
Fig. 4 is the terminal structure schematic diagram two of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
The present invention in view of the prior art in have the problem of mobile phone of driver cannot achieve stereo scheme, provide one
Kind audio signal playback method, applied to the terminal with driver, as shown in Figure 1, the audio signal playback method includes:
Step 11: obtaining audio signal to be played.
Audio signal can be the audio signal in video, and the audio signal being also possible in simple audio is not made herein
It limits.
Audio signal to be played can be the audio signal that terminal is got online, can also be terminal local storage
Audio signal can also be through the audio signal of the received extraneous input of other communication modes, be not limited thereto.
Step 12: from the audio signal extract low band audio signal, L channel medium-high frequency section audio signal and
Right channel medium-high frequency section audio signal；Wherein, the frequency of the low band audio signal is lower than preset threshold, in the L channel
High band audio signal and the frequency of right channel medium-high frequency section audio signal are respectively equal to or higher than the preset threshold.
Wherein, the step of low band audio signal is extracted from the audio signal can include: from the audio signal
It extracts L channel low band audio signal of the frequency lower than preset threshold and extracts frequency from the audio signal lower than default
The right channel low band audio signal of threshold value.
Specifically, described extract low band audio signal, L channel medium-high frequency section audio signal from the audio signal
And the step of right channel medium-high frequency section audio signal can include: left channel audio signal and the right side are extracted from the audio signal
Channel audio signal；From the left channel audio signal extract frequency lower than preset threshold L channel low band audio signal and
Frequency is equal to or higher than the L channel medium-high frequency section audio signal of the preset threshold；It is extracted from the right channel audio signal
Frequency is equal to or higher than in the right channel of the preset threshold lower than the right channel low band audio signal and frequency of preset threshold
High band audio signal；Or
The first audio signal and frequency that frequency is extracted from the audio signal lower than preset threshold are equal to or higher than institute
State the second audio signal of preset threshold；L channel low band audio signal and right channel low frequency are extracted from first audio
Section audio signal；L channel medium-high frequency section audio signal and right channel medium-high frequency section audio letter are extracted from second audio
Number.
Left and right acoustic channels first namely can be distinguished for audio signal to be played and repartition low-and high-frequency, be also possible to first area
Point low-and high-frequency repartitions left and right acoustic channels, is not limited thereto.
Preset threshold therein can be preferably greater than or equal to 400Hz, and be less than or equal to 800Hz, for example can have
Body is 500Hz, but is not limited thereto.
Step 13: the low band audio signal is played by the loudspeaker of the terminal；And it will be in the L channel
High band audio signal is played by the driver, and the right channel medium-high frequency section audio signal is broadcast by the loudspeaker
It puts；Or the right channel medium-high frequency section audio signal is played by the driver, and by the L channel medium-high frequency section
Audio signal is played by the loudspeaker.
In the embodiment of the present invention, the loudspeaker are including a cavity and are set to the intracorporal loudspeaker of the chamber；The cavity
Volume is greater than the first numerical value (the first numerical value can be 1 cubic centimetre), and the swept area of the loudspeaker is greater than second value (second
Numerical value can be 1.4 square centimeters, wherein loudspeaker is required to be put in cavity, and the cross-sectional area of preferably cavity is greater than or waits
In the swept area of loudspeaker).It can guarantee that loudspeaker have preferable low-frequency effect when playing low frequency section audio in this way.
In order to realize preferable stereophonic effect, in the embodiment of the present invention, the preferably described driver is arranged in the terminal
Top, the bottom of the terminal is arranged in the loudspeaker；It is also possible to the bottom that driver is located at terminal, loudspeaker are located at terminal
Top；It can even is that driver and loudspeaker set any opposite both ends (two corners) at the terminal, herein not
It limits.
The audio signal playback method provided in an embodiment of the present invention is by playing L channel (or right sound using driver
Road) audio signal medium-high frequency part, utilize bottom loudspeaker BOX play right channel (or L channel) audio signal medium-high frequency portion
Point and two-channel low frequency part, to reach stereophonic effect, solve have the mobile phone of driver in the prior art can not
The problem of realizing stereo scheme；Simultaneously without opening earpiece aperture in terminal front side, terminal appearance can be beautified, promote product
Energy.
Wherein, described to play the L channel medium-high frequency section audio signal by the driver, and by the right sound
Road medium-high frequency section audio signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is swashed by described
Encourage device broadcasting, and the step of L channel medium-high frequency section audio signal is played by the loudspeaker, comprising:
In the case where the terminal is in vertical screen state, the L channel medium-high frequency section audio signal is swashed by described
Device broadcasting is encouraged, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Transverse screen state and the driver are in the case where left side in the terminal, by the L channel medium-high frequency section
Audio signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Person
Transverse screen state and the driver are in the case where right side in the terminal, by the right channel medium-high frequency section
Audio signal is played by the driver, and the L channel medium-high frequency section audio signal is played by the loudspeaker.
The actual use of user can be easily facilitated in this way, preferably realization stereophonic effect, promote user experience.
Further, the low band audio signal is being played by the loudspeaker of the terminal；And by the left sound
Road medium-high frequency section audio signal is played by the driver, and the right channel medium-high frequency section audio signal is passed through the loudspeaker
Broadcasting；Or the right channel medium-high frequency section audio signal is played by the driver, and will be high in the L channel
Before frequency band audio signal is played by the loudspeaker, the audio signal playback method further include: receive the tune of parameter preset
Whole instruction；
It is corresponding, it is described to play the low band audio signal by the loudspeaker of the terminal；And by the left sound
Road medium-high frequency section audio signal is played by the driver, and the right channel medium-high frequency section audio signal is passed through the loudspeaker
Broadcasting；Or the right channel medium-high frequency section audio signal is played by the driver, and will be high in the L channel
The step of frequency band audio signal is played by the loudspeaker, comprising:
According to the adjustment instruction, the low band audio signal is played by the loudspeaker of the terminal；And by institute
It states L channel medium-high frequency section audio signal to play by the driver, and the right channel medium-high frequency section audio signal is passed through
The loudspeaker play；Or the right channel medium-high frequency section audio signal is played by the driver, and by the left sound
Road medium-high frequency section audio signal is played by the loudspeaker；
Wherein, the parameter preset includes at least at least one of each segment sensitive degree and each frequency range delay character.
It is capable of the individual demand of further satisfaction user in this way, a certain frequency range of broadcasting focused on according to the demand of user
Audio realizes diversified stereophonic effect.
The audio signal playback method provided in an embodiment of the present invention is further described below, terminal is with mobile phone
For.
In view of the above technical problems, the embodiment of the present invention provides a kind of audio signal playback method, can use excitation
Stereophonic effect is realized in the case where device substitution receiver, while not needing to open the hole of earpiece in mobile phone front again, can beautify hand
Machine appearance promotes properties of product；Mainly:
The medium-high frequency part that L channel (or right channel) sound source signal is played using driver, is broadcast using bottom loudspeaker BOX
The middle low frequency sound source signal of right channel (or L channel) sound source signal and two-channel is put, to reach stereophonic effect, while nothing
Positive earpiece aperture is needed, while aesthetic appeal, is promoted and puts performance outside product.Wherein, the broadcasting of left and right acoustic channels can basis
Gravity sensor detection mobile phone is in vertical screen mode or transverse screen mode to determine.
Scheme provided in an embodiment of the present invention specifically may include following four part:
First part, handset audio signal carry out left and right acoustic channels separating treatment (can carry out in the platform of mobile phone), simultaneously
For driver push screen sounding can not reproducing lower frequencies sound wave characteristic, according to the data of actual measurement will it is corresponding in low frequency part
Electric signal divides out using filter, only exports the left channel audio signal of high frequency components to driver, guarantees excitation
Will not cause the problems such as vibrating excessive and noise when device promotion screen vibration (first divide handset audio signal to left and right acoustic channels, then
Divide low-and high-frequency；Or first divide low-and high-frequency, then divide left and right acoustic channels).
Second part, by entire right-channel signals (since driver only has the electric signal of medium-high frequency in first part,
Double track sound channel will be used to the low-frequency range electric signal of loudspeaker in the BOX of bottom by exporting) it exports to the loudspeaker in the BOX of bottom.Root
According to Principles of Acoustics it is found that for the BOX in mobile phone, when the BOX back cavity volume equipped with loudspeaker is bigger, swept area of monomer more
When big, easier playback low-frequency effect.Therefore the loudspeaking for designing bigger back cavity volume as far as possible and selecting swept area bigger
Device monomer, carries out the reproduction of low-frequency range sound, while having good medium-high frequency performance again.And due to needing in the embodiment of the present invention
Bottom BOX provides sufficient low frequency performance, it is therefore desirable to do the cavity volume of BOX as big as possible, could promote low frequency and imitate
Fruit.
Testing mechanism is added in Part III --- and under vertical screen mode, default driver issues L channel sound, BOX hair
Right channel sound out.Under transverse screen mode (such as when people are in viewing video), go to detect using gravity sensor, when driver exists
When left side, driver issues L channel sound, and BOX issues right channel sound；When driver is at right side, driver issues right sound
Road sound, BOX issue L channel sound.The output of left and right sound track signals described in first part, second part can be according to this
Testing mechanism is adjusted.
Part IV, can increase various audio algorithms suitably to enhance stereosonic effect, can be according to " driver+BOX "
Brand-new scheme carry out algorithm customization, keeping sound field when playing medium-high frequency section as placed in the middle as possible (can be specifically that adjust each frequency range
Sensitivity, delay character etc.), improve stereo representation effect, optimize subjective sense of hearing.
Illustrate herein, the particular hardware layout of the mobile phone in the embodiment of the present invention can (a expression platform as shown in Figure 2；B table
Show gravity sensor；C indicates driver；D indicates battery；E indicates BOX), BOX therein is located at mobile phone bottom section and sets, excitation
The placement position of device is located at mobile phone top side.Specific placement position can be determined according to actual emulation situation.BOX therein is
It is made of shell and loudspeaker monomer, BOX includes a loudspeaker monomer, is made a sound by loudspeaker monomer.
Driver is allowed for using the audio that driver only plays medium-high frequency section in the embodiment of the present invention and pushes screen hair
When sound, from the point of view of comprehensive complete machine vibration sense and sound quality, screen vocal skill is difficult the sound of reproducing lower frequencies section, as 400Hz frequency with
Under acoustic sensitivity it is relatively low, and the sound wave of medium-high frequency section, which is reappeared, has preferable performance, so, the embodiment of the present invention
The middle audio that medium-high frequency section is only played using driver.
400Hz frequency range below preferable in the embodiment of the present invention is bass section, the frequency of 400Hz or more (including 400Hz)
Section is medium-high frequency section.
From the foregoing, it will be observed that in scheme provided in an embodiment of the present invention, the sound of low-frequency range will be mainly out of, mobile phone bottom BOX
Loudspeaker in spread out of；When the most sensitive medium-high frequency section of broadcasting human ear, the driver positioned at top and the BOX positioned at bottom end
It works at the same time, will appear the impression of apparent left and right acoustic channels in this way.This scheme can be realized traditional stereo scheme, simultaneously
Do not have to be suitble to the handset demand in screen epoch comprehensively in mobile phone front aperture again.
The embodiment of the invention also provides a kind of terminal, the terminal has driver, as shown in figure 3, the terminal packet
It includes:
First obtains module 31, for obtaining audio signal to be played；
First extraction module 32, for extracting low band audio signal, L channel medium-high frequency section from the audio signal
Audio signal and right channel medium-high frequency section audio signal；Wherein, the frequency of the low band audio signal is lower than preset threshold,
The frequency of the L channel medium-high frequency section audio signal and right channel medium-high frequency section audio signal is respectively equal to or higher than described pre-
If threshold value；
First processing module 33, for playing the low band audio signal by the loudspeaker of the terminal；And
The L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section
Audio signal is played by the loudspeaker；Or play the right channel medium-high frequency section audio signal by the driver,
And the L channel medium-high frequency section audio signal is played by the loudspeaker.
The terminal provided in an embodiment of the present invention is by playing L channel (or right channel) audio signal using driver
Medium-high frequency part, using bottom loudspeaker BOX play right channel (or L channel) audio signal medium-high frequency part and alliteration
The low frequency part in road, to reach stereophonic effect, solve have in the prior art driver mobile phone cannot achieve it is stereo
The problem of scheme；Simultaneously without opening earpiece aperture in terminal front side, terminal appearance can be beautified, promote properties of product.
Wherein, the first processing module, comprising: the first processing submodule, for being in vertical screen state in the terminal
In the case where, the L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency
Section audio signal is played by the loudspeaker；Or
Transverse screen state and the driver are in the case where left side in the terminal, by the L channel medium-high frequency section
Audio signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Person
Transverse screen state and the driver are in the case where right side in the terminal, by the right channel medium-high frequency section
Audio signal is played by the driver, and the L channel medium-high frequency section audio signal is played by the loudspeaker.
Further, the terminal further include: the first receiving module, for the low band audio signal to be passed through institute
The loudspeaker for stating terminal play；And the L channel medium-high frequency section audio signal is played by the driver, and will be described
Right channel medium-high frequency section audio signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is passed through into institute
State driver broadcasting, and by the L channel medium-high frequency section audio signal by the loudspeaker play before, receive parameter preset
Adjustment instruction；
It is corresponding, the first processing module, comprising: second processing submodule is used for according to the adjustment instruction, by institute
Low band audio signal is stated to play by the loudspeaker of the terminal；And the L channel medium-high frequency section audio signal is passed through into institute
Driver broadcasting is stated, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or by the right channel
Medium-high frequency section audio signal is played by the driver, and the L channel medium-high frequency section audio signal is passed through the loudspeaker
It plays；
Wherein, the parameter preset includes at least at least one of each segment sensitive degree and each frequency range delay character.
Preferably, the preset threshold is greater than or equal to 400Hz, and is less than or equal to 800Hz.
In the embodiment of the present invention, the loudspeaker are including a cavity and are set to the intracorporal loudspeaker of the chamber；The cavity
Volume is greater than the first numerical value, and the swept area of the loudspeaker is greater than second value.
Wherein, the top of the terminal is arranged in the driver, and the bottom of the terminal is arranged in the loudspeaker.
Terminal provided in an embodiment of the present invention can be realized each mistake that terminal is realized in the embodiment of the method for Fig. 1 to Fig. 2
Journey, to avoid repeating, which is not described herein again.
A kind of hardware structural diagram of Fig. 4 terminal of each embodiment to realize the present invention, the terminal 40 include but not
It is limited to: radio frequency unit 41, network module 42, audio output unit 43, input unit 44, sensor 45, display unit 46, user
The components such as input unit 47, interface unit 48, memory 49, processor 410 and power supply 411.Those skilled in the art can be with
Understand, the restriction of the not structure paired terminal of terminal structure shown in Fig. 4, terminal may include than illustrating more or fewer portions
Part perhaps combines certain components or different component layouts.In embodiments of the present invention, terminal include but is not limited to mobile phone,
Tablet computer, laptop, palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 410, for obtaining audio signal to be played；Low-frequency range sound is extracted from the audio signal
Frequency signal, L channel medium-high frequency section audio signal and right channel medium-high frequency section audio signal；Wherein, the low frequency section audio letter
Number frequency be lower than preset threshold, the frequency of the L channel medium-high frequency section audio signal and right channel medium-high frequency section audio signal
Respectively equal to or higher than the preset threshold；The low band audio signal is played by the loudspeaker of the terminal；And it will
The L channel medium-high frequency section audio signal is played by the driver, and the right channel medium-high frequency section audio signal is led to
The loudspeaker are crossed to play；Or the right channel medium-high frequency section audio signal is played by the driver, and by the left side
Sound channel medium-high frequency section audio signal is played by the loudspeaker.
In embodiments of the present invention, pass through the medium-high frequency portion using driver broadcasting L channel (or right channel) audio signal
Point, the medium-high frequency part of right channel (or L channel) audio signal and the low frequency portion of two-channel are played using bottom loudspeaker BOX
Point, to reach stereophonic effect, solve the problems, such as that the mobile phone for having driver in the prior art cannot achieve stereo scheme；
Simultaneously without opening earpiece aperture in terminal front side, terminal appearance can be beautified, promote properties of product.
Optionally, processor 410 is specifically used for, in the case where the terminal is in vertical screen state, by the L channel
Medium-high frequency section audio signal is played by the driver, and the right channel medium-high frequency section audio signal is passed through the loudspeaker
It plays；Or
Transverse screen state and the driver are in the case where left side in the terminal, by the L channel medium-high frequency section
Audio signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Person
Transverse screen state and the driver are in the case where right side in the terminal, by the right channel medium-high frequency section
Audio signal is played by the driver, and the L channel medium-high frequency section audio signal is played by the loudspeaker.
Optionally, processor 410 is also used to, and the low band audio signal is being played by the loudspeaker of the terminal；
And the L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section audio
Signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is played by the driver, and will
Before the L channel medium-high frequency section audio signal is played by the loudspeaker, the adjustment instruction of parameter preset is received；
Processor 410 is specifically used for, and according to the adjustment instruction, the low band audio signal is passed through the terminal
Loudspeaker play；And the L channel medium-high frequency section audio signal is played by the driver, and will be in the right channel
High band audio signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is passed through into the driver
It plays, and the L channel medium-high frequency section audio signal is played by the loudspeaker；
Wherein, the parameter preset includes at least at least one of each segment sensitive degree and each frequency range delay character.
Optionally, the preset threshold is greater than or equal to 400Hz, and is less than or equal to 800Hz.
Optionally, the loudspeaker including a cavity and are set to the intracorporal loudspeaker of the chamber；The volume of the cavity is greater than
The swept area of first numerical value, the loudspeaker is greater than second value.
Optionally, the top of the terminal is arranged in the driver, and the bottom of the terminal is arranged in the loudspeaker.
It should be understood that the embodiment of the present invention in, radio frequency unit 41 can be used for receiving and sending messages or communication process in, signal
It sends and receivees, specifically, being handled after the downlink data from base station is received to processor 410；In addition, by the number of uplink
According to being sent to base station.In general, radio frequency unit 41 include but is not limited to antenna, at least one amplifier, transceiver, coupler,
Low-noise amplifier, duplexer etc..In addition, radio frequency unit 41 can also system and network and other equipment be logical by wireless communication
Letter.
Terminal provides wireless broadband internet by network module 42 for user and accesses, and such as helps user's transceiver electronics
Mail, browsing webpage and access streaming video etc..
Audio output unit 43 can be received by radio frequency unit 41 or network module 42 or be stored in memory 49
Audio data be converted into audio signal and export be sound.Moreover, audio output unit 43 can also provide and terminal 40
The relevant audio output of the specific function of execution (for example, call signal receives sound, message sink sound etc.).Audio output
Unit 43 includes loudspeaker, buzzer and receiver etc..
Input unit 44 is for receiving audio or video signal.Input unit 44 may include graphics processor
(Graphics Processing Unit, GPU) 441 and microphone 442, graphics processor 441 in video acquisition mode or
The image data of the static images or video that are obtained in image capture mode by image capture apparatus (such as camera) is handled.
Treated, and picture frame may be displayed on display unit 46.Through graphics processor 441, treated that picture frame can store
It is sent in memory 49 (or other storage mediums) or via radio frequency unit 41 or network module 42.Microphone 442 can
It to receive sound, and can be audio data by such acoustic processing.Treated, and audio data can be in telephone relation
The format output that mobile communication base station can be sent to via radio frequency unit 41 is converted in the case where mode.
Terminal 40 further includes at least one sensor 45, such as optical sensor, motion sensor and other sensors.Tool
Body, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to the bright of ambient light
Secretly adjust the brightness of display panel 461, proximity sensor can when terminal 40 is moved in one's ear, close display panel 461 and/
Or backlight.As a kind of motion sensor, accelerometer sensor can detect (generally three axis) acceleration in all directions
Size can detect that size and the direction of gravity when static, can be used to identify terminal posture (such as horizontal/vertical screen switching, related trip
Play, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；Sensor 45 can also include fingerprint
Sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, hygrometer, thermometer, infrared ray pass
Sensor etc., details are not described herein.
Display unit 46 is for showing information input by user or being supplied to the information of user.Display unit 46 may include
Display panel 461 can use liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 461.
User input unit 47 can be used for receiving the number or character information of input, and generate the user setting with terminal
And the related key signals input of function control.Specifically, user input unit 47 includes touch panel 471 and other inputs
Equipment 472.Touch panel 471, also referred to as touch screen, collecting the touch operation of user on it or nearby, (for example user makes
With the operation of any suitable object or attachment such as finger, stylus on touch panel 471 or near touch panel 471).Touching
Controlling panel 471 may include both touch detecting apparatus and touch controller.Wherein, the touching of touch detecting apparatus detection user
Orientation is touched, and detects touch operation bring signal, transmits a signal to touch controller；Touch controller is filled from touch detection
Reception touch information is set, and is converted into contact coordinate, then gives processor 410, receives the order that processor 410 is sent
And it is executed.Furthermore, it is possible to realize touch surface using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves
Plate 471.In addition to touch panel 471, user input unit 47 can also include other input equipments 472.Specifically, other are inputted
Equipment 472 can include but is not limited to physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse
Mark, operating stick, details are not described herein.
Further, touch panel 471 can be covered on display panel 461, when touch panel 471 detect on it or
After neighbouring touch operation, processor 410 is sent to determine the type of touch event, is followed by subsequent processing device 410 according to touch thing
The type of part provides corresponding visual output on display panel 461.Although in Fig. 4, touch panel 471 and display panel
461 be the function that outputs and inputs of realizing terminal as two independent components, but in some embodiments it is possible to will touching
Control panel 471 and display panel 461 integrate and realize the function that outputs and inputs of terminal, specifically herein without limitation.
Interface unit 48 is the interface that external device (ED) is connect with terminal 40.For example, external device (ED) may include wired or nothing
Line headphone port, external power supply (or battery charger) port, wired or wireless data port, memory card port, use
There is port, the port audio input/output (I/O), video i/o port, the ear port of device etc. of identification module in connection
Deng.Interface unit 48 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and will receive
To one or more elements for being transferred in terminal 40 of input or can be used between terminal 40 and external device (ED) transmitting
Data.
Memory 49 can be used for storing software program and various data.Memory 49 can mainly include storing program area and
Storage data area, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Playing function, image player function etc.) etc.；Storage data area, which can be stored, uses created data (such as sound according to mobile phone
Frequency evidence, phone directory etc.) etc..In addition, memory 49 may include high-speed random access memory, it can also include non-volatile
Memory, for example, at least a disk memory, flush memory device or other volatile solid-state parts.
Processor 410 is the control centre of terminal, using the various pieces of various interfaces and the entire terminal of connection, is led to
It crosses operation or executes the software program and/or module being stored in memory 49, and call the number being stored in memory 49
According to, execute terminal various functions and processing data, thus to terminal carry out integral monitoring.Processor 410 may include one or
Multiple processing units；Preferably, processor 410 can integrate application processor and modem processor, wherein application processor
Main processing operation system, user interface and application program etc., modem processor mainly handles wireless communication.It is understood that
, above-mentioned modem processor can not also be integrated into processor 410.
Terminal 40 can also include the power supply 411 (such as battery) powered to all parts, it is preferred that power supply 411 can be with
It is logically contiguous by power-supply management system and processor 410, thus by power-supply management system realize management charging, electric discharge, with
And the functions such as power managed.
In addition, terminal 40 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of terminal, including processor 410, and memory 49 is stored in memory
It is real when which is executed by the processor 410 on 49 and the computer program that can be run on the processor 410
Each process of existing above-mentioned audio signal playback method embodiment, and identical technical effect can be reached, to avoid repeating, here
It repeats no more.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of above-mentioned audio signal playback method embodiment when being executed by processor,
And identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium,
Such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, letter
Claim RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (13)
1. a kind of audio signal playback method, applied to the terminal with driver, which is characterized in that the audio signal plays
Method includes:
Obtain audio signal to be played；
Low band audio signal, L channel medium-high frequency section audio signal and right channel medium-high frequency are extracted from the audio signal
Section audio signal；Wherein, the frequency of the low band audio signal is lower than preset threshold, the L channel medium-high frequency section audio letter
Number and right channel medium-high frequency section audio signal frequency respectively equal to or be higher than the preset threshold；
The low band audio signal is played by the loudspeaker of the terminal；And
The L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section audio
Signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is played by the driver, and will
The L channel medium-high frequency section audio signal is played by the loudspeaker.
2. audio signal playback method according to claim 1, which is characterized in that described by the L channel medium-high frequency section
Audio signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Person plays the right channel medium-high frequency section audio signal by the driver, and the L channel medium-high frequency section audio is believed
Number by the loudspeaker play the step of, comprising:
In the case where the terminal is in vertical screen state, the L channel medium-high frequency section audio signal is passed through into the driver
It plays, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Transverse screen state and the driver are in the case where left side in the terminal, by the L channel medium-high frequency section audio
Signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Transverse screen state and the driver are in the case where right side in the terminal, by the right channel medium-high frequency section audio
Signal is played by the driver, and the L channel medium-high frequency section audio signal is played by the loudspeaker.
3. audio signal playback method according to claim 1, which is characterized in that lead to by the low band audio signal
The loudspeaker for crossing the terminal play；And the L channel medium-high frequency section audio signal is played by the driver, and will
The right channel medium-high frequency section audio signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is led to
It crosses the driver to play, and before the L channel medium-high frequency section audio signal is played by the loudspeaker, the audio
Signal playback method further include:
Receive the adjustment instruction of parameter preset；
It is described to play the low band audio signal by the loudspeaker of the terminal；And by the L channel medium-high frequency Duan Yin
Frequency signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
The right channel medium-high frequency section audio signal is played by the driver, and by the L channel medium-high frequency section audio signal
The step of being played by the loudspeaker, comprising:
According to the adjustment instruction, the low band audio signal is played by the loudspeaker of the terminal；And by the left side
Sound channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section audio signal described in
Loudspeaker play；Or the right channel medium-high frequency section audio signal is played by the driver, and will be in the L channel
High band audio signal is played by the loudspeaker；
Wherein, the parameter preset includes at least at least one of each segment sensitive degree and each frequency range delay character.
4. audio signal playback method according to claim 1, which is characterized in that the preset threshold is greater than or equal to
400Hz, and it is less than or equal to 800Hz.
5. audio signal playback method according to claim 1, which is characterized in that the loudspeaker include a cavity and are set to
The intracorporal loudspeaker of chamber；
The volume of the cavity is greater than the first numerical value, and the swept area of the loudspeaker is greater than second value.
6. a kind of terminal, the terminal has driver, which is characterized in that the terminal includes:
First obtains module, for obtaining audio signal to be played；
First extraction module, for extracting low band audio signal, L channel medium-high frequency section audio letter from the audio signal
Number and right channel medium-high frequency section audio signal；Wherein, the frequency of the low band audio signal is lower than preset threshold, the left side
The frequency of sound channel medium-high frequency section audio signal and right channel medium-high frequency section audio signal is respectively equal to or higher than the preset threshold；
First processing module, for playing the low band audio signal by the loudspeaker of the terminal；And
The L channel medium-high frequency section audio signal is played by the driver, and by the right channel medium-high frequency section audio
Signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is played by the driver, and will
The L channel medium-high frequency section audio signal is played by the loudspeaker.
7. terminal according to claim 6, which is characterized in that the first processing module, comprising:
First processing submodule, is used in the case where the terminal is in vertical screen state, by the L channel medium-high frequency Duan Yin
Frequency signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Transverse screen state and the driver are in the case where left side in the terminal, by the L channel medium-high frequency section audio
Signal is played by the driver, and the right channel medium-high frequency section audio signal is played by the loudspeaker；Or
Transverse screen state and the driver are in the case where right side in the terminal, by the right channel medium-high frequency section audio
Signal is played by the driver, and the L channel medium-high frequency section audio signal is played by the loudspeaker.
8. terminal according to claim 6, which is characterized in that the terminal further include:
First receiving module, for playing the low band audio signal by the loudspeaker of the terminal；And it will be described
L channel medium-high frequency section audio signal is played by the driver, and the right channel medium-high frequency section audio signal is passed through institute
State loudspeaker broadcasting；Or the right channel medium-high frequency section audio signal is played by the driver, and by the L channel
Before medium-high frequency section audio signal is played by the loudspeaker, the adjustment instruction of parameter preset is received；
The first processing module, comprising:
Second processing submodule, for according to the adjustment instruction, the low band audio signal to be passed through the loudspeaker of the terminal
Broadcasting；And the L channel medium-high frequency section audio signal is played by the driver, and will be high in the right channel
Frequency band audio signal is played by the loudspeaker；Or the right channel medium-high frequency section audio signal is broadcast by the driver
It puts, and the L channel medium-high frequency section audio signal is played by the loudspeaker；
Wherein, the parameter preset includes at least at least one of each segment sensitive degree and each frequency range delay character.
9. terminal according to claim 6, which is characterized in that the preset threshold be greater than or equal to 400Hz, and be less than or
Equal to 800Hz.
10. terminal according to claim 6, which is characterized in that the loudspeaker include a cavity and are set in the cavity
Loudspeaker；
The volume of the cavity is greater than the first numerical value, and the swept area of the loudspeaker is greater than second value.
11. terminal according to claim 6, which is characterized in that the top of the terminal is arranged in the driver, described
The bottom of the terminal is arranged in loudspeaker.
12. a kind of terminal, which is characterized in that including processor, memory and be stored on the memory and can be at the place
The computer program run on reason device is realized when the computer program is executed by the processor as appointed in claim 1 to 5
The step of audio signal playback method described in one.
13. a kind of computer readable storage medium, which is characterized in that store computer journey on the computer readable storage medium
Sequence realizes the audio signal broadcasting side as described in any one of claims 1 to 5 when the computer program is executed by processor
The step of method.
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| CN201810818003.4A CN109086027B (en) | 2018-07-24 | 2018-07-24 | Audio signal playing method and terminal |
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|---|---|---|---|
| CN201810818003.4A CN109086027B (en) | 2018-07-24 | 2018-07-24 | Audio signal playing method and terminal |
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