CN110392327A - A kind of ad hoc network Bluetooth speaker system - Google Patents
A kind of ad hoc network Bluetooth speaker system Download PDFInfo
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- CN110392327A CN110392327A CN201910681135.1A CN201910681135A CN110392327A CN 110392327 A CN110392327 A CN 110392327A CN 201910681135 A CN201910681135 A CN 201910681135A CN 110392327 A CN110392327 A CN 110392327A
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- bluetooth
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- 238000004891 communication Methods 0.000 claims abstract description 72
- 238000012545 processing Methods 0.000 claims abstract description 17
- 230000003321 amplification Effects 0.000 claims description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 9
- 230000005236 sound signal Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000006855 networking Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- 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
- H04R2420/05—Detection of connection of loudspeakers or headphones to amplifiers
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention is suitable for radio transmission technical field, provide a kind of ad hoc network Bluetooth speaker system, including mobile terminal and multiple Baffle Box of Bluetooth, multiple Baffle Box of Bluetooth include: the first wireless communication module, audio transceiver module, audio processing modules and MCU control module, the audio processing modules and MCU control module are connect with first wireless communication module and audio transceiver module respectively, wherein, first wireless communication module includes bluetooth IC, first A7128 chip, first RF radio frequency unit and the first SPI communication interface, the bluetooth IC is connect by the first SPI communication interface with the first A7128 chip communication, the first A7128 chip is connect with the first RF radio frequency unit, multiple Baffle Box of Bluetooth can be wireless by the first RF radio frequency unit Communication connection.
Description
Technical field
The invention belongs to radio transmission technical field more particularly to a kind of ad hoc network Bluetooth speaker systems.
Background technique
Bluetooth technology is the open global specifications of a kind of wireless data and voice communication, and substantive content is set for fixation
Communication environment between standby or mobile device establishes general radio air interfaces (Radio Air Interface), will lead to
Letter technology and computer technology make various 3C equipment the case where no electric wire or cable are connected with each other further combined with getting up
Under, it can be realized in short range and be in communication with each other or operate;It is based on the connection of the near radio of low cost, for fixation
Equipment establishes the short-range radio technology especially connecting with mobile device communication environment, and currently there are many bluetooths
Speaker, but existing Baffle Box of Bluetooth lacks and can not interactively communicate between wireless communication function and multiple Baffle Box of Bluetooth.
Summary of the invention
In order to solve above-mentioned the technical problems existing in the prior art, the present invention provides a kind of ad hoc network Baffle Box of Bluetooth system
System.
The invention is realized in this way a kind of ad hoc network Bluetooth speaker system, including mobile terminal and multiple Baffle Box of Bluetooth,
Multiple Baffle Box of Bluetooth include: the first wireless communication module, audio transceiver module, audio processing modules and MCU control module,
The audio processing modules and MCU control module are connect with first wireless communication module and audio transceiver module respectively,
In, first wireless communication module includes that bluetooth IC, the first A7128 chip, the first RF radio frequency unit and the first SPI communication connect
Mouthful, the bluetooth IC is connect by the first SPI communication interface with the first A7128 chip communication, the first A7128 chip
It is connect with the first RF radio frequency unit, multiple Baffle Box of Bluetooth can be wirelessly communicated by the first RF radio frequency unit to be connected
It connects.
Preferably, multiple Baffle Box of Bluetooth receive mobile terminal data, and institute by the first RF radio frequency unit
It states the first RF radio frequency unit and sends data to the first A7128 chip, the first A7128 chip passes through the first SPI
Communication interface transfers data to the bluetooth IC, and the bluetooth IC sends data to audio processing modules and handled, the sound
By treated, audio signal is sent to audio transceiver module to frequency processing module, and the MCU control module controls the audio and receives
Send out module playing audio signal.
Preferably, the mobile terminal is equipped with the second wireless communication unit, wherein second wireless communication unit includes
Bluetooth module, the 2nd A7128 chip, the 2nd RF radio frequency unit and the 2nd SPI communication interface, the bluetooth module pass through second
SPI communication interface is connect with the 2nd A7128 chip communication, the 2nd A7128 chip and the 2nd RF radio frequency unit
Connection, the 2nd RF radio frequency unit and the first RF radio frequency unit wireless communication connect.
Preferably, the first RF radio frequency unit and the rf frequency of the 2nd RF radio frequency unit wireless communication connection are
915MHZ。
Preferably, the audio transceiver module includes microphone, loudspeaker and amplification driving unit, the amplification driving unit
It is connected respectively with microphone, loudspeaker, for the audio-frequency information of microphone input to be carried out signal amplification and will be transmitted to outside loudspeaker
The voice signal put amplifies.
Preferably, the audio processing modules include: record/playback unit, Audio Access Unit and storage unit, wherein
The record/playback unit records to the audio-frequency information of the microphone input, and recording data is passed through audio
Access unit is sent to the storage unit and is stored;The Audio Access Unit reads record stored in the storage unit
Sound data, and the recording data is sent to the record/playback unit, the record/playback unit is put to loudspeaker transmission
Sound signal and the recording data.
Preferably, the MCU control module is STC15 series monolithic.
Preferably, the mobile terminal be mobile phone bluetooth-capable, plate, blue Tooth remote controller, laptop or
Intelligent wearable device.
A kind of ad hoc network Bluetooth speaker system provided in an embodiment of the present invention, it is wireless by adding first in Baffle Box of Bluetooth
Communication module, and the first wireless communication module is equipped with bluetooth IC, the first A7128 chip, the first RF radio frequency unit and the first SPI and leads to
Communication interface can be such that multiple Baffle Box of Bluetooth wireless interactions communicate, and can also pass through the first RF radio frequency by the first RF radio frequency unit
Unit and the 2nd RF radio frequency unit realize the ad hoc network of mobile terminal and multiple Baffle Box of Bluetooth, that is, realize telecommunications functions,
The wireless interaction communication between multiple Baffle Box of Bluetooth is realized again, can also be achieved the one-to-many of mobile terminal and multiple Baffle Box of Bluetooth
Wireless audio networking function, operation are more simple and efficient, and user experience is more preferable.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.
Fig. 1 is a kind of structural schematic diagram of ad hoc network Bluetooth speaker system provided in an embodiment of the present invention;
Fig. 2 is the structural schematic diagram of the first wireless communication module provided in an embodiment of the present invention;
Fig. 3 is the structural schematic diagram of the second wireless communication module of mobile terminal provided in an embodiment of the present invention;
Fig. 4 is the structural schematic diagram of audio transceiver module provided in an embodiment of the present invention;
Fig. 5 is the structural schematic diagram of audio processing modules provided in an embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
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.
In embodiments of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be position based on the figure or positional relationship, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as limitation of the invention.In addition, term " first ", " second ", "
Three " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance, equally, "one", " one " or "the" etc.
Similar word does not indicate that quantity limits yet, but indicates that there are at least one.The similar word meaning such as " comprising " or "comprising"
Point out that element or object before the existing word are covered the element for appearing in the word presented hereinafter or object and its be equal, without
Exclude other elements or object.
In addition, in embodiments of the present invention unless specifically defined or limited otherwise, term " installation ", " connects " connected "
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected;It can be machine
Tool connection, is also possible to be electrically connected;It can be and be directly connected to, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
A kind of ad hoc network Bluetooth speaker system provided in an embodiment of the present invention, it is wireless by adding first in Baffle Box of Bluetooth
Communication module, and the first wireless communication module is equipped with bluetooth IC, the first A7128 chip, the first RF radio frequency unit and the first SPI and leads to
Communication interface can be such that multiple Baffle Box of Bluetooth wireless interactions communicate, and can also pass through the first RF radio frequency by the first RF radio frequency unit
Unit and the 2nd RF radio frequency unit realize the ad hoc network of mobile terminal and multiple Baffle Box of Bluetooth, that is, realize telecommunications functions,
The wireless interaction communication between multiple Baffle Box of Bluetooth is realized again, can also be achieved the one-to-many of mobile terminal and multiple Baffle Box of Bluetooth
Wireless audio networking function, operation are more simple and efficient, and user experience is more preferable.
Specific implementation of the invention is described in detail below in conjunction with specific embodiment.
Embodiment
Fig. 1-Fig. 2 is please referred to, the present embodiment provides a kind of ad hoc network Bluetooth speaker system, including mobile terminal 1 and multiple
Baffle Box of Bluetooth 2, multiple Baffle Box of Bluetooth 2 include: the first wireless communication module 21, audio transceiver module 22, audio processing mould
Block 23 and MCU control module 24, the audio processing modules 23 and MCU control module 24 respectively with first radio communication mold
Block 21 and audio transceiver module 22 connect, wherein first wireless communication module 21 includes bluetooth IC211, the first A7128 core
Piece 212, the first RF radio frequency unit 213 and the first SPI communication interface 214, the bluetooth IC211 pass through the first SPI communication interface
214 with 212 communication connection of the first A7128 chip, the first A7128 chip 212 and the first RF radio frequency unit 213
Connection, multiple Baffle Box of Bluetooth 2 can be wirelessly communicated by the first RF radio frequency unit 213 and be connected, by Baffle Box of Bluetooth
The first wireless communication module of middle addition, and the first wireless communication module is equipped with bluetooth IC, the first A7128 chip, the first RF radio frequency
Unit and the first SPI communication interface can be such that multiple Baffle Box of Bluetooth wireless interactions communicate, and may be used also by the first RF radio frequency unit
The ad hoc network that mobile terminal and multiple Baffle Box of Bluetooth are realized by the first RF radio frequency unit and the 2nd RF radio frequency unit, that is, realize
Telecommunications functions, and the communication of the wireless interaction between multiple Baffle Box of Bluetooth is realized, it can also be achieved mobile terminal and multiple indigo plants
The one-to-many wireless audio networking function of tooth speaker, operation are more simple and efficient, and user experience is more preferable.
Among the above, specifically, multiple Baffle Box of Bluetooth 2 receive mobile terminal 1 by the first RF radio frequency unit 213
Data, and the first RF radio frequency unit 213 sends data to the first A7128 chip 212, the first A7128 core
Piece 212 transfers data to the bluetooth IC211 by the first SPI communication interface 214, and the bluetooth IC211 sends data
It is handled to audio processing modules 23, by treated, audio signal is sent to audio transmitting-receiving to the audio processing modules 213
Module 22, the MCU control module 24 control 22 playing audio signal of audio transceiver module.
Among the above, specifically, as shown in figure 3, the mobile terminal 1 is equipped with the second wireless communication unit 11, wherein described
Second wireless communication unit 11 includes bluetooth module 111, the 2nd A7128 chip 112, the 2nd RF radio frequency unit 113 and the 2nd SPI
Communication interface 114, the bluetooth module 111 are connected by the 2nd SPI communication interface 114 and the 2nd A7128 chip 112 communication
It connects, the 2nd A7128 chip 112 is connect with the 2nd RF radio frequency unit 113, the 2nd RF radio frequency unit 113 and institute
State the wireless communication connection of the first RF radio frequency unit 213, wherein the first RF radio frequency unit 213 and the 2nd RF radio frequency unit 113
The rf frequency of wireless communication connection is 915MHZ.
Among the above, specifically, as shown in figure 4, the audio transceiver module 22 includes microphone 221, loudspeaker 222 and amplification
Driving unit 223, the amplification driving unit 223 are connected with microphone 221, loudspeaker 222 respectively, for by microphone input
Audio-frequency information carries out signal amplification and will be transmitted to outside loudspeaker the voice signal put amplifying.
Among the above, specifically, as shown in figure 5, the audio processing modules 23 include: record/playback unit 231, audio access
Unit 232 and storage unit 233, wherein the record/playback unit 231 carries out the audio-frequency information that the microphone 221 inputs
Recording, and recording data is sent to the storage unit 233 by Audio Access Unit 232 and is stored;The audio is deposited
It takes unit 232 to read the recording data stored in the storage unit 233, and the recording data is sent to the recording playback
Sound unit 231, the record/playback unit 231 send playback signal and the recording data to the loudspeaker 222.
Among the above, specifically, the MCU control module 24 is STC15 series monolithic.
Among the above specifically, the mobile terminal 1 is mobile phone bluetooth-capable, plate, blue Tooth remote controller, notebook
Computer or intelligent wearable device.
A kind of ad hoc network Bluetooth speaker system provided in an embodiment of the present invention, it is wireless by adding first in Baffle Box of Bluetooth
Communication module, and the first wireless communication module is equipped with bluetooth IC, the first A7128 chip, the first RF radio frequency unit and the first SPI and leads to
Communication interface can be such that multiple Baffle Box of Bluetooth wireless interactions communicate, and can also pass through the first RF radio frequency by the first RF radio frequency unit
Unit and the 2nd RF radio frequency unit realize the ad hoc network of mobile terminal and multiple Baffle Box of Bluetooth, that is, realize telecommunications functions,
The wireless interaction communication between multiple Baffle Box of Bluetooth is realized again, can also be achieved the one-to-many of mobile terminal and multiple Baffle Box of Bluetooth
Wireless audio networking function, operation are more simple and efficient, and user experience is more preferable.
There is the following to need to illustrate:
(1), unless otherwise defined, in the embodiment of the present invention and attached drawing, same label represents same meaning.
(2), it in attached drawing of the embodiment of the present invention, relates only to the present embodiments relate to the structure arrived, other structures can
With reference to being commonly designed.
(3), for clarity, in the attached drawing of embodiment for describing the present invention, the thickness in layer or region is put
Greatly.It is appreciated that when the element of such as layer, film, region or substrate etc is referred to as being located at "above" or "below" another element, it should
Element " direct " can be located at "above" or "below" another element, or may exist intermediary element.
(4), in the absence of conflict, the feature in the same embodiment of the invention and different embodiment can be mutual group
It closes.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of ad hoc network Bluetooth speaker system, which is characterized in that including mobile terminal and multiple Baffle Box of Bluetooth, multiple indigo plants
Tooth speaker includes: the first wireless communication module, audio transceiver module, audio processing modules and MCU control module, at the audio
Reason module and MCU control module are connect with first wireless communication module and audio transceiver module respectively, wherein described first
Wireless communication module includes bluetooth IC, the first A7128 chip, the first RF radio frequency unit and the first SPI communication interface, the bluetooth
IC is connect by the first SPI communication interface with the first A7128 chip communication, the first A7128 chip and described first
The connection of RF radio frequency unit, multiple Baffle Box of Bluetooth can be wirelessly communicated by the first RF radio frequency unit and be connected.
2. ad hoc network Bluetooth speaker system as described in claim 1, which is characterized in that multiple Baffle Box of Bluetooth pass through described
First RF radio frequency unit receives mobile terminal data, and the first RF radio frequency unit sends data to the first A7128
Chip, the first A7128 chip transfer data to the bluetooth IC, the bluetooth IC by the first SPI communication interface
It sends data to audio processing modules to be handled, by treated, audio signal is sent to audio receipts to the audio processing modules
Module is sent out, the MCU control module controls the audio transceiver module playing audio signal.
3. ad hoc network Bluetooth speaker system as claimed in claim 2, which is characterized in that it is wireless that the mobile terminal is equipped with second
Communication unit, wherein second wireless communication unit include bluetooth module, the 2nd A7128 chip, the 2nd RF radio frequency unit and
2nd SPI communication interface, the bluetooth module are connect by the 2nd SPI communication interface with the 2nd A7128 chip communication, institute
It states the 2nd A7128 chip to connect with the 2nd RF radio frequency unit, the 2nd RF radio frequency unit and the first RF radio frequency list
Member wireless communication connection.
4. ad hoc network Bluetooth speaker system as claimed in claim 3, which is characterized in that the first RF radio frequency unit and second
The rf frequency of RF radio frequency unit wireless communication connection is 915MHZ.
5. ad hoc network Bluetooth speaker system as described in claim 1, which is characterized in that the audio transceiver module includes Mike
Wind, loudspeaker and amplification driving unit, the amplification driving unit are connected with microphone, loudspeaker respectively, are used for microphone input
Audio-frequency information carry out signal amplification and will be transmitted to outside loudspeaker the voice signal put amplifying.
6. ad hoc network Bluetooth speaker system as claimed in claim 5, which is characterized in that the audio processing modules include: record
Playback unit, Audio Access Unit and storage unit, wherein
The record/playback unit records to the audio-frequency information of the microphone input, and recording data is accessed by audio
Unit is sent to the storage unit and is stored;The Audio Access Unit reads recording number stored in the storage unit
According to, and the recording data is sent to the record/playback unit, the record/playback unit sends playback letter to the loudspeaker
Number and the recording data.
7. ad hoc network Bluetooth speaker system as described in claim 1, which is characterized in that the MCU control module is STC15 system
Column single-chip microcontroller.
8. ad hoc network Bluetooth speaker system as described in claim 1, which is characterized in that the mobile terminal is with bluetooth function
Mobile phone, plate, blue Tooth remote controller, laptop or the intelligent wearable device of energy.
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CN201910681135.1A CN110392327A (en) | 2019-07-26 | 2019-07-26 | A kind of ad hoc network Bluetooth speaker system |
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CN201910681135.1A CN110392327A (en) | 2019-07-26 | 2019-07-26 | A kind of ad hoc network Bluetooth speaker system |
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Cited By (1)
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CN111147965A (en) * | 2019-12-24 | 2020-05-12 | 深圳市康米索数码科技有限公司 | But bluetooth speaker system that voice controlled based on thing networking |
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