CN107493547A - Audio sleep assistance instrument based on multiple sound resource processing - Google Patents
Audio sleep assistance instrument based on multiple sound resource processing Download PDFInfo
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- CN107493547A CN107493547A CN201710898408.9A CN201710898408A CN107493547A CN 107493547 A CN107493547 A CN 107493547A CN 201710898408 A CN201710898408 A CN 201710898408A CN 107493547 A CN107493547 A CN 107493547A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The invention belongs to sleep assistance instrument field, there is provided a kind of audio sleep assistance instrument based on multiple sound resource processing, the audio sleep assistance instrument loop play that should be handled based on multiple sound resource is continuous and can meet the needs of user is diversified to sleeping music and becomes privileged.Wherein, audio process is played after reading the compression voice data of the single source of sound in decoding storage with the output of ADPCM forms, is effectively eliminated the interval between the single audio signal of loop play, is realized broadcasting free of discontinuities；In addition, the needs of audio process is played after reading the compression voice data progress data accumulated process of multiple sources of sound in decoding storage with the output of ADPCM forms, and realization meets user to the variation of sleeping music with particularization.
Description
Technical field
The invention belongs to sleep assistance instrument field, more particularly to a kind of audio sleep assistance instrument based on multiple sound resource processing.
Background technology
Good sleep rest is the important guarantee of health, and sleep assistance instrument can help user's sleep rest.
At present, existing music aid-sleeping instrument is rested by combining the music players such as MP3 to help user to sleep, so
Interval be present and such combined type music aid-sleeping instrument is in loop play, between music thus can not smooth connection cause user
Experience is poor, and sleep rest poor quality.In addition, existing combined type music aid-sleeping instrument intelligently plays the single-tone of the single source of sound to prestore
Frequency signal, it is impossible to the audio signal of multiple single sources of sound to prestoring carries out any accumulation mixing to form multiple audio signal,
Meet user sleep rest when particularization to music and diversified demand.
In summary, it is discontinuous and can not be to multiple lists for prestoring to there is loop play in existing combined type music aid-sleeping instrument
The audio signal of individual source of sound carries out any accumulation mixing to form the technical problem of multiple audio signal.
The content of the invention
It is an object of the invention to provide a kind of audio sleep assistance instrument based on multiple sound resource processing, it is intended to solves existing combination
Loop play existing for formula music aid-sleeping instrument is discontinuous and the audio signal for the multiple single sources of sound that prestored can not be appointed
Meaning accumulation is mixed to form the technical problem of multiple audio signal.
To achieve the above object, in the first can realize scheme, the present invention provides a kind of sound based on multiple sound resource processing
Frequency sleep assistance instrument, including drain pan, middle shell, upper casing, sealing loudspeaker, slide switch group and mainboard, the mainboard are arranged on described
On drain pan, the sealing loudspeaker and the slide switch group are respectively arranged at the inside of the middle shell, the slide switch group
Selection end pass the inside of the middle shell and selected so that user contacts, the mainboard includes multiple sound resource audio processing modules, institute
Stating multiple sound resource audio processing modules includes memory, master controller, DAC power amplifiers and source of sound selector, the master controller bag
Include audio process and PWM amplifier；
The memory is used for the compression voice data for storing multiple sources of sound, and for entering line number with the audio process
According to interaction；The source of sound selector electrically connects the slide switch group, and user passes through the single source of sound of slide switch group selection
Or the multiple sources of sound of simultaneous selection；
When user selects single source of sound, the audio process reads the pressure for decoding the single source of sound in the memory
Contracting voice data, obtain exporting with ADPCM forms after decompressing voice data, generate smooth single audio signal and transmit to described
PWM amplifier；The smooth single audio signal transmits to the DAC power amplifiers after PWM amplifier processing and carries out power
Amplification, to promote the sealing loudspeaker loop play；Wherein, the single audio signal of loop play links up smoothly, user's impression
Less than playing interval；
When the multiple sources of sound of user's simultaneous selection, the audio frequency process reads multiple sources of sound in the decoding memory
Voice data is compressed, obtains decompressing voice data and is exported after carrying out data accumulated process with ADPCM forms, generate smooth answer
Audio signal transmission is to the PWM amplifier；The smooth multiple audio signal is transmitted to institute after PWM amplifier processing
State DAC power amplifiers and carry out power amplification, to promote the sealing loudspeaker loop play；Wherein, the multiple audio signal of loop play
Link up smoothly, user is not felt by playing interval.
Scheme can be realized with reference to the first, in second can be achieved scheme, the multiple source of sound is ten sources of sound.
Scheme can be realized with reference to the first, in the third can realize scheme, the multiple sound resource audio processing modules also wrap
Function selecting key and interactive processor are included, the master controller also includes function execution unit, and the outside of the middle shell also includes
Touch-switch, the touch-switch electrically connect the function selecting key；
When user touches the touch-switch selection preset function, the function selecting key exports preset function signal,
The interactive processor receives and parses through the preset function signal, and by the preset function signal output after parsing to institute
Master controller is stated, preset function is performed by the function execution unit.
Scheme can be realized with reference to the third, in the 4th kind of achievable scheme, the multiple sound resource audio processing modules also wrap
Bluetooth main controller is included, the bluetooth main controller includes Bluetooth function execution unit；The bluetooth main controller and the interaction process
Device carries out data interaction, and when user selects Bluetooth function, the function selecting key exports Bluetooth function signal to the interaction
Processor, the interactive processor receive and parse through the Bluetooth function signal, and by the Bluetooth function signal after parsing
Output performs Bluetooth function to the bluetooth main controller by the Bluetooth function execution unit；
When the Bluetooth function execution unit performs Bluetooth function, the bluetooth of the bluetooth main controller connection pairing peripheral hardware
Module, by the audio signal transmission in peripheral hardware to the DAC power amplifiers.
With reference to the 4th kind of achievable scheme, in the 5th kind of achievable scheme, the plug-in dilatation chip of bluetooth main controller
Carry out data interaction.
With reference to the 3rd to the 5th any achievable scheme, in the 6th kind of achievable scheme, at the multitone source audio
Reason module also includes polychromatic light function indicating member, and the polychromatic light function indicating member connects the interactive processor；When with
When family selects preset function, the polychromatic light function indicating member sends the light of corresponding color with instruction user.
With reference to first to the 5th any achievable scheme, in the 7th kind of achievable scheme, the master controller is selected
The main control chip of TR16F064C models, the memory select the storage chip of GD25L12805D models.
With reference to the 3rd to the 5th any achievable scheme, in the 8th kind of achievable scheme, the interactive processor choosing
With the push button signalling process chip of TR4P153CF models.
Scheme can be realized with reference to the first, in the 9th kind of achievable scheme, the source of sound selector includes packet and connected
The first source of sound touch-control resistance and first resistor, the second source of sound touch-control resistance and second resistance, the 3rd source of sound touch-control resistance and
Three resistance, the 4th source of sound touch-control resistance and the 4th resistance, the 5th source of sound touch-control resistance and the 5th resistance, the 6th source of sound touch-control resistance
With the 6th resistance, subtonic source touch-control resistance and the 7th resistance, octave source touch-control resistance and the 8th resistance, the 9th source of sound touch-control
Resistance and the 9th resistance, the tenth source of sound touch-control resistance and the tenth resistance；The source of sound selector also includes the 11st resistance, the tenth
Two resistance and FET；
The first source of sound touch-control resistance, the second source of sound touch-control resistance, the 3rd source of sound touch-control resistance, described
Four source of sound touch-control resistance, the 5th source of sound touch-control resistance, the 6th source of sound touch-control resistance, subtonic source touch-control electricity
The touch-control end of resistance, the octave source touch-control resistance, the 9th source of sound touch-control resistance and the tenth source of sound touch-control resistance
The slide switch group is electrically connected for user's touch-control selection source of sound, its source of sound end connects the first of the master controller respectively
Source of sound end, the second source of sound end, the 3rd source of sound end, the 4th source of sound end, five notes of traditional Chinese music source, the 6th source of sound end, subtonic source, the 8th
Source of sound end, the 9th source of sound end and the tenth source of sound end；
Wherein, the 4th source of sound touch-control resistance, the 5th source of sound touch-control resistance, the 6th source of sound touch-control resistance,
The subtonic source touch-control resistance, the octave source touch-control resistance, the 9th source of sound touch-control resistance and the tenth sound
The power end of source touch-control resistance also connects the first supply voltage altogether；
One end of the first resistor, the second resistance and the 3rd resistor is connected to the of the master controller altogether
One signal end, its other end are also respectively connected with secondary signal end, the 3rd signal end and the 4th signal end of the master controller；
4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance
And one end of the tenth resistance is connected to the drain electrode of the FET, the grid of the FET and the described 11st altogether
One end of resistance and the 12nd resistance connects altogether, and the source electrode of the other end and the FET of the 12nd resistance connects altogether
Yu Di, the 11st resistance other end connect the DAC power amplifiers.
Scheme can be realized with reference to the first, in the tenth kind of achievable scheme, the mainboard also includes being used to fill for peripheral hardware
The wireless charging module of electricity, is provided with USB interface in the side wall of the outside of the drain pan, described in the USB interface electrical connection
Wireless charging module.
The audio sleep assistance instrument based on multiple sound resource processing obtained by above-mentioned achievable scheme, loop play is continuous and can be full
Sufficient user is to the variation of sleeping music and the demand becomed privileged.Wherein, audio process reads the single sound in decoding storage
Exported and played with ADPCM forms after the compression voice data in source, effectively eliminate the interval between the single audio signal of loop play, it is real
Existing broadcasting free of discontinuities；In addition, the compression voice data that audio process reads multiple sources of sound in decoding storage carries out data
Exported and played with ADPCM forms after accumulated process, realization meets user to the variation of sleeping music and the needs of becoming privileged.
Brief description of the drawings
Fig. 1 shows a kind of structure chart of audio sleep assistance instrument based on multiple sound resource processing in the embodiment of the present invention 1；
Fig. 2 shows a theory diagram of the multiple sound resource audio processing modules in Fig. 1；
Fig. 3 shows the structure chart of the source of sound selector in Fig. 2；
Fig. 4 shows the structure chart of the master controller in Fig. 2；
Fig. 5 shows the structure chart of the DAC power amplifiers in Fig. 2；
Fig. 6 shows the structure chart of the memory in Fig. 2；
Fig. 7 shows another theory diagram of the multiple sound resource audio processing modules in Fig. 1；
Fig. 8 shows the structure chart of the function selecting key and interactive processor in Fig. 7；
Fig. 9 shows another theory diagram of the multiple sound resource audio processing modules in Fig. 1；
Figure 10 shows the structure chart of the bluetooth main controller in Fig. 9；
Figure 11 shows the another theory diagram of the multiple sound resource audio processing modules in Fig. 1；
Figure 12 shows a kind of power module.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It is discontinuous and can not be multiple to what is prestored in order to solve loop play existing for existing combined type music aid-sleeping instrument
The audio signal of single source of sound carries out any accumulation mixing to form the technical problem of multiple audio signal, 1- of the embodiment of the present invention
4 provide four kinds of audio sleep assistance instruments based on multiple sound resource processing respectively, and referring to Fig. 1-12, details are as follows.
Embodiment 1：
Fig. 1 shows a kind of structure chart of audio sleep assistance instrument based on multiple sound resource processing in the embodiment of the present invention 1, Fig. 2
Show a theory diagram of the multiple sound resource audio processing modules in Fig. 1；Fig. 3 shows the structure of the source of sound selector in Fig. 2
Figure；Fig. 4 shows the structure chart of the master controller in Fig. 2；Fig. 5 shows the structure chart of the DAC power amplifiers in Fig. 2；Fig. 6 is shown
The structure chart of memory in Fig. 2.
Such as Fig. 1-2, the audio sleep assistance instrument based on multiple sound resource processing include drain pan 26, middle shell 4, upper casing 3, sealing loudspeaker,
Slide switch group 24 and mainboard 22, mainboard 22 are arranged on drain pan 26, seal loudspeaker and slide switch group 24 is set respectively
In the inside of middle shell 4, the selection end of slide switch group 24 passes the inside of middle shell 4 so that user's contact selection, mainboard 22 include
Multiple sound resource audio processing modules, multiple sound resource audio processing modules include memory, master controller, DAC power amplifiers and source of sound selection
Device, master controller include audio process and PWM amplifier；
Memory is used for the compression voice data for storing multiple sources of sound, and for carrying out data interaction with audio process；
Source of sound selector electrical connection slide switch group 24, user selects single source of sound or the multiple sounds of simultaneous selection by slide switch group 24
Source；
When user selects single source of sound, audio process reads the compression audio number of the single source of sound in decoding storage
According to, obtain decompress voice data after with ADPCM forms export, generate smooth single audio signal and transmit to PWM amplifier；Smoothly
Single audio signal transmitted after PWM amplifier is handled to DAC power amplifiers carry out power amplification, with promote sealing loudspeaker circulation broadcast
Put；Wherein, the single audio signal of loop play links up smoothly, and user is not felt by playing interval；
When the multiple sources of sound of user's simultaneous selection, audio frequency process reads the compression audio of multiple sources of sound in decoding storage
Data, obtain decompressing voice data and exported after carrying out data accumulated process with ADPCM forms, generate smooth multiple audio signal
Transmit to PWM amplifier；Smooth multiple audio signal is transmitted to DAC power amplifiers after PWM amplifier is handled and carries out power amplification, with
Promote sealing loudspeaker loop play；Wherein, the complex tone frequency signal smoothing linking of loop play, user are not felt by between broadcasting
Every.
Wherein, master controller can preferred TR16F064C models main control chip, memory can be preferred
The storage chip of GD25L12805D models.
It should be noted that multiple sources of sound can be different types of source of sound, it is preferable that multiple sources of sound can be ten not
The source of sound of same type, for example, new thunder, the new patter of rain, gentle breeze sound, white noise, early morning jungle sound, frog sound, chirping of birds, streams sound, Xi
Shuai sound and wood combustion sound etc..
It should be noted that if the music of loop play has interruption when playing end loop and playing out, make sound
Pleasure sounds discontinuous, easily influences sleeping quality.When user selects single source of sound, audio process response user's selection,
The compression voice data of the single source of sound in decoding storage is read, obtains exporting with ADPCM forms after decompressing voice data, it is raw
Transmitted into smooth single audio signal to PWM amplifier；Smooth single audio signal is transmitted after PWM amplifier is handled to DAC
Power amplifier carries out power amplification, and loudspeaker loop play is sealed to promote.Now, the single audio signal of loop play links up smoothly,
User is not felt by playing interval.
In addition, when the multiple sources of sound of user's simultaneous selection, audio process response user's selection, read in decoding storage
Multiple sources of sound compression voice data, obtain decompressing voice data and exported with ADPCM forms after data accumulated process,
Smooth multiple audio signal transmission is generated to PWM amplifier；Smooth multiple audio signal transmitted after PWM amplifier is handled to
DAC power amplifiers carry out power amplification, and loudspeaker loop play is sealed to promote.Now, the complex tone frequency signal smoothing rank of loop play
Connect, user is not felt by playing interval.
Wherein, multiple audio signal is one kind that audio process to the single audio frequency of multiple sources of sound obtain after accumulated process
Novel music.It is very strange to the demand of sleeping music during user's sleep rest, this requires musical sleep sound device energy
Particularization to sleeping music and diversified demand when enough meeting user to sleep rest.Only need user while arbitrarily select a variety of
Source of sound is mixed, and just can produce various novel musics.
Such as Fig. 1-6, in one embodiment, source of sound selector includes the first source of sound touch-control resistance R32 of packet series connection
With first resistor R6, the second source of sound touch-control resistance R37 and second resistance R11, the 3rd source of sound touch-control resistance R41 and 3rd resistor
R19, the 4th source of sound touch-control resistance R33 and the 4th resistance R7, the 5th source of sound touch-control resistance R34 and the 5th resistance R8, the 6th source of sound
Touch-control resistance R35 and the 6th resistance R9, subtonic source touch-control resistance R36 and the 7th resistance R10, octave source touch-control resistance R38
With the 8th resistance R14, the 9th source of sound touch-control resistance R39 and the 9th resistance R15, the tenth source of sound touch-control resistance R40 and the tenth resistance
R16；Source of sound selector also includes the 11st resistance R22, the 12nd resistance R23 and FET Q2；
First source of sound touch-control resistance R32, the second source of sound touch-control resistance R37, the 3rd source of sound touch-control resistance R41, the 4th source of sound
Touch-control resistance R33, the 5th source of sound touch-control resistance R34, the 6th source of sound touch-control resistance R35, subtonic source touch-control resistance R36, the 8th
Source of sound touch-control resistance R38, the 9th source of sound touch-control resistance R39 and the tenth source of sound touch-control resistance R40 touch-control end are electrically connected
For slide switch group 24 for user's touch-control selection source of sound, its source of sound end connects the first source of sound end PC0, the second sound of master controller respectively
Source PC3, the 3rd source of sound end PC4, the 4th source of sound end PB0, five notes of traditional Chinese music source PB1, the 6th source of sound end PB2, subtonic source
PB3, octave source PB4, the 9th source of sound end PB5 and the tenth source of sound end PC6.
Wherein, the 4th source of sound touch-control resistance R33, the 5th source of sound touch-control resistance R34, the 6th source of sound touch-control resistance R35, the 7th
Source of sound touch-control resistance R36, octave source touch-control resistance R38, the 9th source of sound touch-control resistance R39 and the tenth source of sound touch-control resistance
R40 power end also meets the first supply voltage V33 altogether.
First resistor R6, second resistance R11 and 3rd resistor R19 one end are connected to the first signal end of master controller altogether
PC7, its other end are also respectively connected with secondary signal end PC1, the 3rd signal end PA5 and the 4th signal end PC5 of master controller；
4th resistance R7, the 5th resistance R8, the 6th resistance R9, the 7th resistance R10, the 8th resistance R14, the 9th resistance R15 and the tenth
Resistance R16 one end is connected to FET Q2 drain electrode, FET Q2 grid and the 11st resistance R22 and the 12nd electricity altogether
Resistance R23 one end connects altogether, and the 12nd resistance R23 other end is connected to ground, the 11st resistance R22 altogether with FET Q2 source electrode
The diode D7 of other end connection DAC power amplifiers anode, is multiplexed with DAC power amplifiers.
In addition, the chip U7 of DAC power amplifiers PWMP and PWMN end is connected main control chip U4 PWMP and PWMN end respectively.
In addition, the PA0 ends of master controller, PA1 ends, PA2 ends and PA3 ends connect the CS ends of memory, the second friendship respectively
Mutually end SCLK, the 3rd interaction end SDI and the 4th interaction end SDO.
Embodiment 2：
On the basis of embodiment 1, the present invention proposes embodiment 2.
Fig. 7 shows another theory diagram of the multiple sound resource audio processing modules in Fig. 1, and Fig. 8 shows the function in Fig. 7
The structure chart of selection key and interactive processor.
Such as Fig. 7, the audio sleep assistance instrument based on multiple sound resource processing also includes function selecting key and interactive processor, master controller
Also include function execution unit, the outside of middle shell 4 also includes touch-switch 7, the electrical connection function selection key of touch-switch 7.
When user, which touches touch-switch 7, selects preset function, function selecting key output preset function signal, interaction process
Device receives and parses through preset function signal, and by the preset function signal output after parsing to master controller, list is performed by function
Member performs preset function.
It should be noted that function selecting key can preset multiple functions button, for example, put soon, slow play, it is next bent and
The function buttons such as a upper song, when user clicks on required function button, function selecting key output preset function signal is transferred to interact
Output performs preset function to master controller by the function execution unit of master controller after processor parsing.
Such as Fig. 8, interactive processor can preferred TR4P153CF models push button signalling process chip U5.Wherein, button is believed
The PA4 ends of number process chip U5 the 12nd pin connection master controller.In addition, function selecting key include S2, S3, S4, S5 and
The buttons such as S6.
Embodiment 3：
On the basis of embodiment 2, the present invention proposes embodiment 3.
Fig. 9 shows another theory diagram of the multiple sound resource audio processing modules in Fig. 1, and Figure 10 shows the indigo plant in Fig. 9
The structure chart of tooth main controller.
Such as Fig. 9, the audio sleep assistance instrument based on multiple sound resource processing also includes bluetooth main controller, and bluetooth main controller includes bluetooth work(
Can execution unit；Bluetooth main controller carries out data interaction with interactive processor, when user selects Bluetooth function, function selecting key
Bluetooth function signal is exported to interactive processor, interactive processor receives and parses through Bluetooth function signal, and by the indigo plant after parsing
Tooth function signal is exported to bluetooth main controller, and Bluetooth function is performed by Bluetooth function execution unit；
When Bluetooth function execution unit performs Bluetooth function, the bluetooth module of bluetooth main controller connection pairing peripheral hardware will
Audio signal transmission in peripheral hardware is to DAC power amplifiers.
It should be noted that bluetooth main controller can communicate with peripheral hardware, realize peripheral hardware (such as mobile phone) and be based on multiple sound resource
The purpose that the audio sleep assistance instrument of processing is communicated.
Such as Figure 10, bluetooth main controller can select the bluetooth main control chip U3 of CW6621D models, bluetooth main control chip U3's
P01/AUXR0/VCMBUF ends (see the 7th pin) and P00/AUXL0 ends (see the 8th pin) connect push button signalling processing core respectively
Piece U5 upper resistance R3 and resistance R4 one end.The one of the resistance R13 of bluetooth main control chip U3 DACK ends connection DAC power amplifiers
End.
Further, the plug-in dilatation chip of bluetooth main controller carries out data interaction.
It should be noted that dilatation chip can extend the memory capacity of bluetooth main controller.
Embodiment 4：
On the basis of the embodiment of embodiment 2 or 3, the present invention proposes embodiment 4.
Figure 11 shows the another theory diagram of the multiple sound resource audio processing modules in Fig. 1；
Such as Figure 11, the audio sleep assistance instrument based on multiple sound resource processing also includes polychromatic light function indicating member, polychromatic light function
Indicating member connects interactive processor；When user selects preset function, polychromatic light function indicating member sends corresponding color
Light is with instruction user.
It should be noted that carrying out function selection by polychromatic light function indicating member instruction user, not only facilitate user
Use, and it is cost-effective.
In addition, mainboard 22 also includes being used for the wireless charging module for peripheral hardware charging, in the side wall of the outside of drain pan 26
It is provided with USB interface, USB interface electrical connection wireless charging module.
It should be noted that wireless charging module is used to peripheral hardware charging, such as charged to mobile phone etc..Due to wireless
Charging module uses prior art, does not make tired state herein.
In addition, Figure 12 also show a kind of power module, the power module is powered to mainboard 22.Wherein, power module is set
Put on power panel, power panel is arranged on drain pan 26.
Such as Fig. 1-12, in one embodiment, a kind of audio sleep assistance instrument based on multiple sound resource processing, including drain pan 26,
Middle shell 4, upper casing 3, sealing loudspeaker, slide switch group 24 and mainboard 22.Wherein, upper casing 3 is provided with cover 2, is set on cover 2
There is silica gel piece 1.When being charged using audio sleep assistance instrument to peripheral hardware, peripheral hardware can be placed on silica gel piece 1, can prevent peripheral hardware from sliding
Move and space can be made full use of.
Mainboard 22 and power panel 21 are provided with drain pan 26, power module is provided with power panel 21 and is powered to mainboard 22.
Wherein, the bottom of drain pan 26 is provided with Slippery proof foot pad 27, to prevent audio sleep assistance instrument from being slided when placing.Furthermore it is possible to pass through
Fixed mount 25 fixes power panel 21 or mainboard 22 with drain pan 26.In addition, it is provided with USB interface in the side wall of the outside of drain pan 26
(18,20) and earphone jack 19, USB interface (18,20) electrical connection wireless charging module, earphone jack 19 electrically connect mainboard 22,
Grafting uses when wearing earphone for user.
Multiple sound resource audio processing modules are provided with mainboard 22, possess assisting sleep work(for handling various tone sources to obtain
The audio of energy.Wherein, multiple sound resource could be arranged to ten sources of sound.
Multiple sound resource audio processing modules include memory, master controller, DAC power amplifiers, source of sound selector, function selecting key,
Interactive processor, bluetooth main controller, dilatation chip and polychromatic light function indicating member, master controller include audio process and
PWM amplifier.
Sealing loudspeaker and slide switch group 24 are respectively arranged at the inside of middle shell 4.
Sealing loudspeaker is arranged at the inside of middle shell 4, and the size of broadcasting sound can be controlled by knob 9.Wherein, revolve
Knob 10 and metal cap 11 are disposed with button 9.In addition, sealing loudspeaker is arranged on the sound of the sealing with audio amplifier cover 17
In case cavity 16, it includes loudspeaker 15, vibrating diaphragm 14 and vibrating diaphragm latch fitting 13, after vibrating diaphragm 14 is fixed on loudspeaker 15 by vibrating diaphragm latch fitting 13
End.The thickness of vibrating diaphragm 14 can be preferably 0.5mm.
Slide switch group 24 can be arranged in switch arranging plate 23, and number of switches can correspond to ten sources of sound and be arranged to ten
Individual slide switch, each slide switch include electric connecting terminal and selection end.The selection end difference of ten slide switch groups 24
The inside for passing middle shell 4 selects so that user contacts, and the electric connecting terminal of ten slide switch groups 24 is electrically connected source of sound selection
The first source of sound touch-control resistance R32, the second source of sound touch-control resistance R37, the 3rd source of sound touch-control resistance R41, the 4th source of sound touch-control of device
Resistance R33, the 5th source of sound touch-control resistance R34, the 6th source of sound touch-control resistance R35, subtonic source touch-control resistance R36, octave source
Touch-control resistance R38, the 9th source of sound touch-control resistance R39 and the tenth source of sound touch-control resistance R40 touch-control end, so that user's touch-control selects
Select source of sound.Wherein, in order to obtain it is good stir experience, can socket be dialled respectively on the selection end of ten slide switch groups 24
Dynamic cap 12.
In addition, the outside of middle shell 4 is provided with touch-switch 7, touch-switch 7 is arranged in switch arranging plate 6, touch-switch
7 electrical connection function selection keies, touch-switch 7 are some buttons, the mark for having preset function on button, for example, play, shut down with
And the mark such as upper bent or next song, the outside of button is socketed with button cap 5.
In embodiments of the present invention, there is provided a kind of audio sleep assistance instrument based on multiple sound resource processing, should be based at multiple sound resource
The audio sleep assistance instrument loop play of reason is continuous and can meet the needs of user is to the variation of sleeping music and particularization.Wherein, sound
Frequency processor is played after reading the compression voice data of the single source of sound in decoding storage with the output of ADPCM forms, is effectively disappeared
Except the interval between the single audio signal of loop play, broadcasting free of discontinuities is realized；In addition, audio process is read in decoding storage
Multiple sources of sound compression voice data carry out data accumulated process after with ADPCM forms export play, realization meet user couple
The variation of sleeping music and the demand becomed privileged.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of audio sleep assistance instrument based on multiple sound resource processing, including drain pan, middle shell, upper casing, sealing loudspeaker, slide switch group
And mainboard, the mainboard are arranged on the drain pan, the sealing loudspeaker and the slide switch group are respectively arranged at institute
The inside of middle shell is stated, the selection end of the slide switch group passes the inside of the middle shell so that user contacts selection, its feature
It is, the mainboard includes multiple sound resource audio processing modules, and the multiple sound resource audio processing modules include memory, main control
Device, DAC power amplifiers and source of sound selector, the master controller include audio process and PWM amplifier；
The memory is used for the compression voice data for storing multiple sources of sound, and for carrying out data friendship with the audio process
Mutually；The source of sound selector electrically connects the slide switch group, and user passes through the single source of sound of the slide switch group selection or same
When select multiple sources of sound；
When user selects single source of sound, the audio process reads the compression sound for decoding the single source of sound in the memory
Frequency evidence, obtain exporting with ADPCM forms after decompressing voice data, generate smooth single audio signal and transmit to the PWM and put
Big device；The smooth single audio signal transmits to the DAC power amplifiers after PWM amplifier processing and carries out power amplification,
To promote the sealing loudspeaker loop play；Wherein, the single audio signal of loop play is linked up smoothly, and user, which is not felt by, to be broadcast
Put interval；
When the multiple sources of sound of user's simultaneous selection, the audio frequency process reads the compression for decoding multiple sources of sound in the memory
Voice data, obtain decompressing voice data and exported after carrying out data accumulated process with ADPCM forms, generate smooth complex tone frequency
Signal is transmitted to the PWM amplifier；The smooth multiple audio signal is transmitted to described after PWM amplifier processing
DAC power amplifiers carry out power amplification, to promote the sealing loudspeaker loop play；Wherein, the multiple audio signal of loop play is put down
Sliding linking, user are not felt by playing interval.
2. the audio sleep assistance instrument as claimed in claim 1 based on multiple sound resource processing, it is characterised in that the multiple source of sound is ten
Individual source of sound.
3. the audio sleep assistance instrument as claimed in claim 1 based on multiple sound resource processing, it is characterised in that at the multitone source audio
Reason module also includes function selecting key and interactive processor, and the master controller also includes function execution unit, the middle shell
Outside also includes touch-switch, and the touch-switch electrically connects the function selecting key；
When user touches the touch-switch selection preset function, the function selecting key exports preset function signal, described
Interactive processor receives and parses through the preset function signal, and by the preset function signal output after parsing to the master
Controller, preset function is performed by the function execution unit.
4. the audio sleep assistance instrument as claimed in claim 3 based on multiple sound resource processing, it is characterised in that at the multitone source audio
Reason module also includes bluetooth main controller, and the bluetooth main controller includes Bluetooth function execution unit；The bluetooth main controller and institute
State interactive processor and carry out data interaction, when user selects default Bluetooth function, the function selecting key exports Bluetooth function
For signal to the interactive processor, the interactive processor receives and parses through the Bluetooth function signal, and by the institute after parsing
Bluetooth function signal output is stated to the bluetooth main controller, Bluetooth function is performed by the Bluetooth function execution unit；
When the Bluetooth function execution unit performs Bluetooth function, the bluetooth mould of the bluetooth main controller connection pairing peripheral hardware
Block, by the audio signal transmission in peripheral hardware to the DAC power amplifiers.
5. the audio sleep assistance instrument as claimed in claim 4 based on multiple sound resource processing, it is characterised in that outside the bluetooth main controller
Hang dilatation chip and carry out data interaction.
6. the audio sleep assistance instrument based on multiple sound resource processing as described in claim any one of 3-5, it is characterised in that the multitone
Source audio processing module also includes polychromatic light function indicating member, and the polychromatic light function indicating member connects the interaction process
Device；When user selects preset function, the polychromatic light function indicating member sends the light of corresponding color with instruction user.
7. the audio sleep assistance instrument based on multiple sound resource processing as any one of claim 1-5, it is characterised in that the master
Controller selects the main control chip of TR16F064C models, and the memory selects the storage chip of GD25L12805D models.
8. the audio sleep assistance instrument based on multiple sound resource processing as any one of claim 3-5, it is characterised in that the friendship
Mutual processor selects the push button signalling process chip of TR4P153CF models.
9. the audio sleep assistance instrument as claimed in claim 1 based on multiple sound resource processing, it is characterised in that the source of sound selector bag
Include the first source of sound touch-control resistance and first resistor of packet series connection, the second source of sound touch-control resistance and second resistance, the 3rd source of sound touch
Control resistance and 3rd resistor, the 4th source of sound touch-control resistance and the 4th resistance, the 5th source of sound touch-control resistance and the 5th resistance, the 6th sound
Source touch-control resistance and the 6th resistance, subtonic source touch-control resistance and the 7th resistance, octave source touch-control resistance and the 8th resistance,
Nine source of sound touch-control resistance and the 9th resistance, the tenth source of sound touch-control resistance and the tenth resistance；The source of sound selector also includes the tenth
One resistance, the 12nd resistance and FET；
The first source of sound touch-control resistance, the second source of sound touch-control resistance, the 3rd source of sound touch-control resistance, the 4th sound
Source touch-control resistance, the 5th source of sound touch-control resistance, the 6th source of sound touch-control resistance, the subtonic source touch-control resistance, institute
The touch-control end for stating octave source touch-control resistance, the 9th source of sound touch-control resistance and the tenth source of sound touch-control resistance is electric respectively
The slide switch group is connected for user's touch-control selection source of sound, its source of sound end connects the first source of sound of the master controller respectively
End, the second source of sound end, the 3rd source of sound end, the 4th source of sound end, five notes of traditional Chinese music source, the 6th source of sound end, subtonic source, octave source
End, the 9th source of sound end and the tenth source of sound end；
Wherein, the 4th source of sound touch-control resistance, the 5th source of sound touch-control resistance, the 6th source of sound touch-control resistance, described
Subtonic source touch-control resistance, the octave source touch-control resistance, the 9th source of sound touch-control resistance and the tenth source of sound touch
The power end of control resistance also connects the first supply voltage altogether；
One end of the first resistor, the second resistance and the 3rd resistor is connected to the first letter of the master controller altogether
Number end, its other end is also respectively connected with secondary signal end, the 3rd signal end and the 4th signal end of the master controller；It is described
4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance and
One end of tenth resistance is connected to the drain electrode of the FET, the grid of the FET and the 11st resistance altogether
Connect altogether with one end of the 12nd resistance, the source electrode of the other end and the FET of the 12nd resistance is connected to altogether
Ground, the 11st resistance other end connect the DAC power amplifiers.
10. the audio sleep assistance instrument as claimed in claim 1 based on multiple sound resource processing, it is characterised in that the mainboard also includes
For the wireless charging module for peripheral hardware charging, USB interface is provided with the side wall of the outside of the drain pan, the USB connects
Mouth electrically connects the wireless charging module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710898408.9A CN107493547B (en) | 2017-09-28 | 2017-09-28 | Audio frequency helps dormancy appearance based on many sound source are handled |
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| CN201710898408.9A CN107493547B (en) | 2017-09-28 | 2017-09-28 | Audio frequency helps dormancy appearance based on many sound source are handled |
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| CN107493547B CN107493547B (en) | 2023-05-09 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101087485A (en) * | 2007-07-11 | 2007-12-12 | 华南理工大学 | A transmission control method of multi-sound source remote distance wireless sound box and its device |
| CN101232744A (en) * | 2008-01-24 | 2008-07-30 | 中兴通讯股份有限公司 | Method and device for multi sound source sharing audio power amplifier |
| CN204031428U (en) * | 2014-08-04 | 2014-12-17 | 杭州罗孚音响有限公司 | The configurable integrated distributed intelligence control power amplification system of multiple sound resource multichannel |
| CN207399489U (en) * | 2017-09-28 | 2018-05-22 | 深圳金喜来电子股份有限公司 | Audio sleep assistance instrument based on multiple sound resource processing |
-
2017
- 2017-09-28 CN CN201710898408.9A patent/CN107493547B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101087485A (en) * | 2007-07-11 | 2007-12-12 | 华南理工大学 | A transmission control method of multi-sound source remote distance wireless sound box and its device |
| CN101232744A (en) * | 2008-01-24 | 2008-07-30 | 中兴通讯股份有限公司 | Method and device for multi sound source sharing audio power amplifier |
| CN204031428U (en) * | 2014-08-04 | 2014-12-17 | 杭州罗孚音响有限公司 | The configurable integrated distributed intelligence control power amplification system of multiple sound resource multichannel |
| CN207399489U (en) * | 2017-09-28 | 2018-05-22 | 深圳金喜来电子股份有限公司 | Audio sleep assistance instrument based on multiple sound resource processing |
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| CN107493547B (en) | 2023-05-09 |
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