CN108650580A - Internet of Things sound integral machine and sound source switching method, device - Google Patents
Internet of Things sound integral machine and sound source switching method, device Download PDFInfo
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- CN108650580A CN108650580A CN201810410849.4A CN201810410849A CN108650580A CN 108650580 A CN108650580 A CN 108650580A CN 201810410849 A CN201810410849 A CN 201810410849A CN 108650580 A CN108650580 A CN 108650580A
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
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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
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
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Abstract
The present invention relates to a kind of Internet of Things sound integral machine and sound source switching method, devices, wherein includes the master controller of each sound source device of connection, and the Audio conversion module being connected between each sound source device and loud speaker；Master controller is connect with Audio conversion module；Master controller detects the priority of the sound-source signal of each sound source device input, and selects the corresponding sound-source signal of highest priority；Master controller sends the sound source switching command of the corresponding sound-source signal selected to Audio conversion module；Audio conversion module switches to the corresponding sound-source signal selected according to sound source switching command, so that loud speaker plays the corresponding sound-source signal selected.The present invention can carry out intelligent measurement to sound-source signal, and automatically switch sound-source signal, realize the high Internet of Things sound integral machine of integrated level, the degree of automation of stereo set is promoted simultaneously, equipment O＆M cost is reduced, is applicable in multimedia teaching, efficiency of teaching is improved.
Description
Technical field
The present invention relates to multimedia technology field, more particularly to Internet of Things sound integral machine and sound source switching method,
Device.
Background technology
Currently, the sound equipment of school's multi-media classroom is mainly amplifying for outside sound source and bluetooth microphone, and integrated MP3 and
The functions such as bluetooth broadcasting, but integrated level is not still high, function is comparatively single.
During realization, inventor has found that at least there are the following problems in traditional technology：
Traditional sound equipment is not easy to be switched fast sound source device, and relatively independent between the component part in sound equipment, voice is mutual
It is dynamic to need to carry out in fixed place, and intelligence degree is relatively low.Especially in the multi-media classroom applied to school,
Efficiency of attending class easily is influenced, it is of high cost, it is not suitable for using in teaching.
Invention content
Based on this, it is necessary to for automation and the low technical problem of integration degree, provide a kind of Internet of Things sound equipment one
Body machine and sound source switching method, device.
To achieve the goals above, on the one hand, an embodiment of the present invention provides a kind of Internet of Things sound integral machines, including even
The master controller of each sound source device is connect, and the Audio conversion module being connected between each sound source device and loud speaker；Main control
Device is connect with Audio conversion module；
Master controller detects the priority of the sound-source signal of each sound source device input, and it is corresponding to select highest priority
Sound-source signal；Master controller sends the sound source switching command of the corresponding sound-source signal selected to Audio conversion module；
Audio conversion module switches to the corresponding sound-source signal selected according to sound source switching command, so that loud speaker plays
The corresponding sound-source signal selected.
Each sound source device includes any one in following equipment or any number of combination in one of the embodiments,：IP
Broadcasting equipment, multimedia equipment and wireless microphone；
Master controller receives any one or any number of combination in following sound-source signal respectively：More matchmakers of multimedia equipment
The not remote interactive sound-source signal and wireless microphone of body sound-source signal, the broadcast sound-source signal of IP broadcast equipment, wireless microphone
Remote interaction sound-source signal.
Further include the external connection display equipment for connecting master controller in one of the embodiments,；External connection display equipment includes
Any one in following equipment or arbitrary combination：Externally connected with display screen, projecting apparatus and personal computer；
Master controller controls the operating status of external connection display equipment according to the equipment operating instruction got；Operating status
It is shown including switching on and shutting down or image.
Further include the wireless communication module for connecting master controller in one of the embodiments,；
The operation/maintenance data of collected Internet of Things sound integral machine is transmitted to cloud by master controller by wireless communication module
Service platform.
Further include audio digital signals processing module and digital power amplifier module in one of the embodiments,；
Audio digital signals processing module connects Audio conversion module, digital power amplifier module and master controller；Digital work(
Amplification module connects master controller.
Further include temperature sensor, the display for connecting master controller in one of the embodiments,.
On the other hand, the embodiment of the present invention additionally provides a kind of sound source switching method based on Internet of Things sound integral machine,
Include the following steps：
The sound-source signal of each sound source device is obtained, and detects the priority of each sound-source signal；
Select the corresponding sound-source signal of highest priority；
According to the corresponding sound-source signal selected, output sound source switching command to Audio conversion module；Sound source switching command
The corresponding sound-source signal selected is switched to for triggering audio handover module.
Each sound-source signal includes any one in following sound-source signal or any number of group in one of the embodiments,
It closes：The not remote interactive sound of the multimedia sound-source signal of multimedia equipment, the broadcast sound-source signal of IP broadcast equipment, wireless microphone
The remote interaction sound-source signal of source signal and wireless microphone；
In the step of detecting the priority of each sound-source signal：
The setting principle of priority is by remote interaction sound-source signal as the corresponding sound-source signal of highest priority, secondly
It is followed successively by broadcast sound-source signal, not remote interactive sound-source signal and multimedia sound-source signal.
On the other hand, the embodiment of the present invention additionally provides a kind of sound source switching device, including：
Detection unit, the sound-source signal for obtaining each sound source device are obtained, and detects the priority of each sound-source signal；
Selection unit, for selecting the corresponding sound-source signal of highest priority；
Output unit, for according to the corresponding sound-source signal selected, output sound source switching command to Audio conversion module；
Sound source switching command is used to trigger audio handover module and switches to the corresponding sound-source signal selected.
On the other hand, the embodiment of the present invention additionally provides a kind of computer readable storage medium, is stored thereon with computer
Program realizes each method step of the sound source switching method based on Internet of Things sound integral machine when computer program is executed by processor
Suddenly.
A technical solution in above-mentioned technical proposal has the following advantages that and advantageous effect：
Above-mentioned Internet of Things sound integral machine and sound source switching method, device include the main control of each sound source device of connection
Audio conversion module between device and each sound source device of connection and loud speaker, master controller are connect with Audio conversion module.It is main
Controller detects the priority of each sound-source signal, and sends sound source switching command, and then Audio conversion mould to Audio conversion module
Block switches to corresponding sound-source signal.Various embodiments of the present invention access the sound-source signal of each sound source device by master controller, can
Intelligent measurement is carried out to sound-source signal, so that Audio conversion module can automatically switch sound-source signal, realizes the high object of integrated level
Networking sound integral machine, while the degree of automation of stereo set is promoted, equipment O＆M cost is reduced, multimedia religion is applicable to
In, efficiency of teaching is improved.
Description of the drawings
Fig. 1 is the first schematic diagram of Internet of Things sound integral machine of the present invention in one embodiment；
Fig. 2 is the second schematic diagram of Internet of Things sound integral machine of the present invention in one embodiment；
Fig. 3 is the display schematic diagram of Internet of Things sound integral machine of the present invention in one embodiment；
Fig. 4 be one embodiment in the present invention is based on the sound source switching method of Internet of Things sound integral machine first schematically
Flow diagram；
Fig. 5 is the first schematic block diagram of sound source switching device of the present invention in one embodiment.
Specific implementation mode
To facilitate the understanding of the present invention, below with reference to relevant drawings to invention is more fully described.In attached drawing
Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to the disclosure.
It should be noted that when an element is considered as " connection " another element, it can be directly to separately
One element and it is in combination be integrated, or may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the Listed Items of pass.
The basic built-up section of simplest combination audio generally comprises that AM/FM harmonies device, (also some carries CD Player
Tape deck) and two individual loud speakers.And function it is more powerful then accordingly increase MD players, around mega bass sound
Case；CD Player is promoted to DVD player, backward compatible to play the disk etc. of other types format, or is promoted to double dish, three dish
It plays.The mini combination audio of an also small part is with CD writer or with network sound receiving function etc..With the development of technology,
Exquisite, small and exquisite mini audio comes into people’s lives gradually, although mini audio reduces in volume, but composition portion
It is point general constant, it is still the combination of each component.With the reform of education and the raising of quality, multi-media classroom is increasingly becoming religion
Part, and the sound equipment in multi-media classroom also needs to teacher's manual switching in switching signal, delays efficiency of attending class, intelligence
Energy degree is not high.IP broadcast and the sound equipment of multi-media classroom independently separate simultaneously, and two sets of stereo sets are needed in classroom, are occupied
Space and the cost for improving teaching equipment.
Internet of Things all-in-one machine in the embodiment of the present invention can be applied in multi-media classroom, by IP broadcast, interactive teaching
In the Internet of Things sound integral machine of equipment and other multimedia equipments access present invention, access sound is detected automatically through the invention
Source signal simultaneously automatically switches, and exports the sound-source signal that corresponding access device is sent out, and through the invention may be used using control device
Other external connection display equipments are responded, the running of external connection display equipment is controlled.A tractor serves several purposes of the present invention is suitable for modernization multimedia
In classroom.
Referring to Fig. 1, Fig. 1 is the first schematical structure chart of Internet of Things sound integral machine of the present invention in one embodiment,
As shown, including connecting the master controller 120 of each sound source device, and the sound being connected between each sound source device and loud speaker
Frequency handover module 140；Master controller 120 is connect with sound 140 pieces of mould of switching；
Master controller 120 detects the priority of the sound-source signal of each sound source device input, and selects highest priority pair
The sound-source signal answered；Master controller sends the sound source switching command of the corresponding sound-source signal selected to Audio conversion module 140；
Audio conversion module 140 is according to the sound-source signal selected described in sound source switching command switching correspondence, so as to raise one's voice
The sound-source signal selected described in device broadcasting is corresponding.
Specifically, the corresponding sound-source signal of highest priority can be set according to use demand.Wherein, Audio conversion mould
Block can with but be not limited to multi-channel analog selecting switch 74HC4052 or CD4052.Master controller detects the sound of each sound source device
When source signal, signal can be amplified by connecting triode, while corresponding sound source is obtained in the way of analog-to-digital conversion sampling
Signal.
The Internet of Things sound integral machine of the present invention, including connect the master controller of each sound source device and be connected to each sound source
Audio conversion module between equipment and loud speaker, master controller are connect with Audio conversion module.Master controller detects each sound source
The priority of signal, and sound source switching command is sent to Audio conversion module, and then Audio conversion module switches to corresponding sound
Source signal, so that loud speaker plays corresponding sound-source signal.The sound source that the present invention accesses each sound source device by master controller is believed
Number, can carry out intelligent measurement to sound-source signal will disperse independent so that Audio conversion module can automatically switch sound-source signal
Integration of equipments one further decreases equipment volume, and integrated level is high and can realize overall-in-one control schema, while improving stereo set
The degree of automation, reduce equipment O＆M cost.Further, it is applicable in multimedia teaching, improves efficiency of teaching.
Referring to Fig. 2, Fig. 2 is the second schematic diagram of Internet of Things sound integral machine of the present invention in one embodiment, such as
Shown in figure.
In a specific embodiment, each sound source device includes any one in following equipment or any number of group
It closes：IP broadcast equipment, multimedia equipment and wireless microphone；
Master controller receives any one or any number of combination in following sound-source signal respectively：More matchmakers of multimedia equipment
The not remote interactive sound-source signal and wireless microphone of body sound-source signal, the broadcast sound-source signal of IP broadcast equipment, wireless microphone
Remote interaction sound-source signal.
Specifically, IP broadcast equipment is meets the campus network digital broadcast equipment that campus demand is set up, main control
Device can be connect by the computer network in campus with IP broadcast equipment, and the broadcast sound-source signal of IP broadcast device plays is received.
Multimedia equipment can with but be not limited to include television set, video camera and computer etc..Wireless microphone can be that UHF is (extra-high
Frequently wireless microphone), master controller can receive not remote interactive sound-source signal from the wireless microphone and remote by UHF waveband
Journey interaction sound-source signal.
The present invention Internet of Things all-in-one machine, can by the access of the higher sound source device of frequency of use in multi-media classroom,
And then can by the broadcast sound-source signal of IP broadcast equipment, the remote interaction sound-source signal of wireless microphone, wireless microphone it is non-remote
The multimedia sound-source signal of journey interaction sound-source signal and multimedia equipment is integrated, meets teaching demand so that in teaching process
In can be through the invention Internet of Things sound integral machine realize the quick, intelligent switchings of a variety of sound-source signals, improve teaching effect
Rate reduces equipment cost.
As shown in Fig. 2, further including the external connection display equipment for connecting master controller 220 in a specific embodiment
250；External connection display equipment 250 includes any one or arbitrary combination in following equipment：Externally connected with display screen, projecting apparatus and a
People's computer；
Master controller 220 controls the operating status of external connection display equipment 250 according to the equipment operating instruction got；Fortune
Row state includes that switching on and shutting down or image are shown.
Specifically, equipment operating instruction can with but be not limited to by the control button of remote controler or wireless microphone send out
Go out.
The Internet of Things sound integral machine of the present invention can control the operation of external connection display equipment by accessing external connection display equipment
State, it is easy to operation if switching on and shutting down or image are shown.Integrated level of the present invention is high, and compatibility is big, small, it can be achieved that more work(
The teaching stereo set of energy, convenient for being used in teaching.
As a preferred embodiment, user especially teacher when in use, can pass through remote controler or wireless microphone
Control button sending device operating instruction to the present invention Internet of Things sound integral machine.The master controller of the present invention gets equipment
When operating instruction, external connection display equipment, control external connection display equipment operation can be transmitted to by the transmission mode of RS232.Into one
Step ground, user especially teacher can send PPT page-turning instructions to the present invention by the control button of remote controler or wireless microphone
Internet of Things sound integral machine, master controller of the invention turns over according to the PPT page-turning instructions got in external connection display equipment
Page display.
Multi-functional and high integrated level Internet of Things sound integral machine can be achieved in the present invention, is convenient for the use of multimedia teaching.
As shown in Fig. 2, further including the wireless communication module for connecting master controller 220 in a specific embodiment
210；
Master controller 220 is passed the operation/maintenance data of collected Internet of Things sound integral machine by wireless communication module 210
Transport to cloud service platform.
Specifically, operation/maintenance data can with but be not limited to include running state data and troubleshooting data.
The Internet of Things sound integral machine of the present invention, master controller can be by Internet of Things sound equipment one by wireless communication module
The operation/maintenance data of machine is uploaded to cloud platform server, and then can carry out data statistics and management to Internet of Things sound integral machine,
Remote service and maintenance are provided, equipment O＆M cost is reduced, improves the intelligence degree of the present invention.Further, nothing can be passed through
Line communication module realizes that the mode of wireless network connection accesses sound source device, integrates a variety of sound source informations, meets teaching and uses need
It asks.
Further include audio digital signals processing module 270 and number as shown in Fig. 2, in one particularly embodiment
Word power amplifier module 260；
Audio digital signals processing module 270 connects Audio conversion module 280, digital power amplifier module 260 and main control
Device 220；Digital power amplifier module 260 connects master controller 220.
Specifically, when Audio conversion module switches corresponding sound-source signal according to switching command, master controller control is triggered
Audio digital signals processing module processed carries out sound-source signal the data processing of voice signal, such as digital audio decoding.Audio
By treated, sound-source signal is transmitted to digital power amplifier module to digital signal processing module, and triggers main controller controls number work(
Amplification module carries out audio adjusting to sound-source signal, and digital power amplifier module is exported the sound-source signal completed is adjusted to loud speaker, raised
Sound device is played out to adjusting the sound-source signal completed.
The Internet of Things sound integral machine of the present invention will by audio digital signals processing module and digital power amplifier module
The sound-source signal of access is handled, and can be optimized to sound-source signal, while the output sound quality of sound-source signal can be improved, and has been prevented
Only switch caused distortion when sound source.
As shown in Fig. 2, in a specific embodiment, further include the temperature sensor 230 for connecting master controller 220,
Display 240.
The Internet of Things sound integral machine of the present invention, can detect indoor temperature, and pass through display by temperature sensor
It shows the temperature registration detected, while display can be utilized to show that the operation of the Internet of Things sound integral machines such as temporal information is believed
Breath.Integrated level of the present invention is high, further improves the intelligence degree of Internet of Things sound integral machine.
Referring to Fig. 3, Fig. 3 is the display schematic diagram of Internet of Things sound integral machine of the present invention in one embodiment, as shown in the figure.
The embodiment preferential as one, Internet of Things sound integral machine of the invention can pass through wireless telecommunications mould by master controller
The block progress time calibrates automatically, and is shown by display.
Metal shell can be used for the shell of the embodiment preferential as one, Internet of Things sound integral machine of the invention and aluminium is drawn
Silk frame, in order to improve acoustical quality, loudspeaker can adopt wooden stereo module.
Referring to Fig. 4, Fig. 4 is that the present invention is based on the of the sound source switching method of Internet of Things sound integral machine in one embodiment
One schematic flow schematic diagram, as shown in the figure.
The sound source switching method based on Internet of Things sound integral machine, includes the following steps in one embodiment of the invention：
Step S410：The sound-source signal of each sound source device is obtained, and detects the priority of each sound-source signal.
Specifically, can by but be not limited to by way of wireless communication networks connection or UHF (superfrequency) connections
Etc. modes obtain the sound-source signal of each sound source device.
Step S420：Select the corresponding sound-source signal of highest priority.
Specifically, the corresponding sound-source signal of highest priority can be set according to use demand.
Step S430：According to the corresponding sound-source signal selected, output sound source switching command to Audio conversion module；Sound source
Switching command is used to trigger audio handover module and switches to the corresponding sound-source signal selected.
The present invention selects the corresponding sound-source signal of highest priority by being detected to each sound-source signal, in turn
Sound source switching command is exported to Audio conversion module.The present invention is based on the sound source switching methods of Internet of Things sound integral machine, can
It realizes the function that sound source detects and switches automatically, further improves the automation of Internet of Things sound integral machine and intelligent journey
Degree.The present invention is suitable for multi-media classroom, convenient for automatically switching to the sound-source signal for needing to export in teaching process, improves teaching
Efficiency.
In a specific embodiment, each sound-source signal includes any one or more group in following sound-source signal
It closes：The not remote interactive sound of the multimedia sound-source signal of multimedia equipment, the broadcast sound-source signal of IP broadcast equipment, wireless microphone
The remote interaction sound-source signal of source signal and wireless microphone；
In the step of detecting the priority of each sound-source signal：
The setting principle of priority is by remote interaction sound-source signal as the corresponding sound-source signal of highest priority, secondly
It is followed successively by broadcast sound-source signal, not remote interactive sound-source signal and multimedia sound-source signal.
Specifically, preferentially switching to the signal when detecting remote interaction sound-source signal；It is remote when not detecting
When journey interaction sound-source signal, the broadcast sound-source signal detected is preferentially switched to；When not detecting remote interaction sound-source signal
And the not remote interactive sound-source signal detected is preferentially switched to when broadcast sound-source signal；When only multimedia sound-source signal
When, acquiescence plays multimedia sound-source signal.
Further, the present invention is according to the setting principle of priority, and when switching over, remote interaction sound-source signal is preferential
First switching, broadcast sound-source signal are the second switching, and not remote interaction sound-source signal switches for third, is finally multimedia sound source
Signal.
The present invention is based on the sound source switching methods of Internet of Things sound integral machine, can obtain frequency of use in multi-media classroom
The sound-source signal of higher sound source device, so can by IP broadcast equipment broadcast sound-source signal, wireless microphone it is not remote
The multimedia sound-source signal of interactive sound-source signal, the remote interaction sound-source signal of wireless microphone and multimedia equipment is integrated, full
Sufficient teaching demand so that can realize the quick, intelligent switching of a variety of sound-source signals through the invention in teaching process, improve
Efficiency of teaching reduces equipment cost.Further, the present invention can accurately switch according to the corresponding priority of each sound-source signal
To required sound-source signal, optimize sound source switching efficiency.
It should be understood that although each step in the flow chart of Fig. 4 is shown successively according to the instruction of arrow, this
A little steps are not that the inevitable sequence indicated according to arrow executes successively.Unless expressly state otherwise herein, these steps
It executes there is no the limitation of stringent sequence, these steps can execute in other order.Moreover, at least part in Fig. 4
Step may include that either these sub-steps of multiple stages or stage are executed in synchronization to multiple sub-steps
It completes, but can execute at different times, the execution sequence in these sub-steps or stage is also not necessarily to be carried out successively,
But it can either the sub-step of other steps or at least part in stage execute in turn or alternately with other steps.
Referring to Fig. 5, Fig. 5 is the first schematic block diagram of sound source switching device of the present invention in one embodiment, is such as schemed
It is shown.
Sound source switching device in one embodiment of the invention, including：
Detection unit 510, the sound-source signal for obtaining each sound source device are obtained, and detects the preferential of each sound-source signal
Grade.
Specifically, can by but be not limited to by way of wireless communication networks connection or UHF (high frequency radios
Wave) modes such as connection obtain the sound-source signal of each sound source device.
Selection unit 520, for selecting the corresponding sound-source signal of highest priority.
Specifically, the corresponding sound-source signal of highest priority can be set according to use demand.
Output unit 530, for according to the corresponding sound-source signal selected, output sound source switching command to Audio conversion mould
Block；Sound source switching command switches to corresponding sound-source signal for triggering audio handover module.
The present invention selects the corresponding sound-source signal of highest priority by being detected to each sound-source signal, in turn
Sound source switching command is exported to Audio conversion module.The sound source switching device of the present invention can realize sound source detection and switching automatically
Function, further improve automation and the intelligence degree of Internet of Things sound integral machine.The present invention is taught suitable for multimedia
Efficiency of teaching is improved convenient for automatically switching to the sound-source signal for needing to export in teaching process in room.
Specific restriction about sound source switching device may refer to above for the sound based on Internet of Things sound integral machine
The restriction of source switch method, details are not described herein.Modules in above-mentioned sound source switching device can be fully or partially through soft
Part, hardware and combinations thereof are realized.Above-mentioned each module can be embedded in or in the form of hardware independently of the processing in computer equipment
It in device, can also in a software form be stored in the memory in computer equipment, in order to which processor calls execution above each
The corresponding operation of a module.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated
The various method steps of the sound source switching method based on Internet of Things sound integral machine are realized when machine program is executed by processor.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Instruct relevant hardware to complete by computer program, computer program can be stored in a non-volatile computer readable
It takes in storage medium, the computer program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, this Shen
Any reference to memory, storage, database or other media used in each embodiment please provided, may each comprise
Non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include
Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms,
Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing
Type SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above example can be combined arbitrarily, to keep description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield is all considered to be the range of this specification record.
Above example only expresses the several embodiments of the application, the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from the application design, various modifications and improvements can be made, these belong to the protection domain of the application.
Therefore, the protection domain of the application patent should be determined by the appended claims.
Claims (10)
1. a kind of Internet of Things sound integral machine, which is characterized in that include the master controller of each sound source device of connection, and be connected to
Audio conversion module between each sound source device and loud speaker；The master controller is connect with the Audio conversion module；
The master controller detects the priority of the sound-source signal of each sound source device input, and selects highest priority pair
The sound-source signal answered；The master controller sends the sound source of the sound-source signal selected described in correspondence to the Audio conversion module
Switching command；
The Audio conversion module switches to the sound-source signal selected described in correspondence according to the sound source switching command, so that institute
It states loud speaker and plays the sound-source signal selected described in correspondence.
2. Internet of Things sound integral machine according to claim 1, which is characterized in that each sound source device includes to divide into
Any one in standby or any number of combination：IP broadcast equipment, multimedia equipment and wireless microphone；
The master controller receives any one or any number of combination in following sound-source signal respectively：The multimedia equipment
The not remote interactive sound-source signal of multimedia sound-source signal, the broadcast sound-source signal of the IP broadcast equipment, the wireless microphone
And the remote interaction sound-source signal of the wireless microphone.
3. Internet of Things sound integral machine according to claim 1, which is characterized in that further include the connection master controller
External connection display equipment；The external connection display equipment includes any one or arbitrary combination in following equipment：Externally connected with display screen, throwing
Shadow instrument and personal computer；
The master controller controls the operating status of the external connection display equipment according to the equipment operating instruction got；It is described
Operating status includes that switching on and shutting down or image are shown.
4. the Internet of Things sound integral machine according to claims 1 to 3 any one, which is characterized in that further include connection institute
State the wireless communication module of master controller；
The master controller is transmitted the operation/maintenance data of collected Internet of Things sound integral machine by the wireless communication module
To cloud service platform.
5. Internet of Things sound integral machine according to claim 4, which is characterized in that further include audio digital signals processing mould
Block and digital power amplifier module；
The audio digital signals processing module connects the Audio conversion module, the digital power amplifier module and the master control
Device processed；The digital power amplifier module connects the master controller.
6. Internet of Things sound integral machine according to claim 4, which is characterized in that further include the connection master controller
Temperature sensor, display.
7. a kind of sound source switching method based on the Internet of Things sound integral machine described in claim 4, which is characterized in that including with
Lower step：
The sound-source signal of each sound source device is obtained, and detects the priority of each sound-source signal；
Select the corresponding sound-source signal of highest priority；
According to the sound-source signal selected described in correspondence, output sound source switching command to Audio conversion module；The sound source switching
It instructs and switches to the sound-source signal selected described in correspondence for triggering the Audio conversion module.
8. sound source switching method according to claim 7, which is characterized in that each sound-source signal includes following sound source letter
Any one in number or any number of combination：The multimedia sound-source signal of multimedia equipment, the broadcast sound source letter of IP broadcast equipment
Number, the not remote interactive sound-source signal of wireless microphone and the remote interaction sound-source signal of wireless microphone；
In the step of detecting the priority of each sound-source signal：
The setting principle of the priority is by the remote interaction sound-source signal as the corresponding sound-source signal of highest priority,
Next is followed successively by the broadcast sound-source signal, the not remote interactive sound-source signal and the multimedia sound-source signal.
9. a kind of sound source switching device, which is characterized in that including：
Detection unit, the sound-source signal for obtaining each sound source device are obtained, and detects the priority of each sound-source signal；
Selection unit, for selecting the corresponding sound-source signal of highest priority；
Output unit, for according to the sound-source signal selected described in correspondence, output sound source switching command to Audio conversion module；
The sound source switching command is used to trigger the Audio conversion module and switches to the sound-source signal selected described in correspondence.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of method described in any one of claim 7 or 8 is realized when being executed by processor.
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