CN108738004A - Bluetooth array structure, Bluetooth data transfer method and Bluetooth data transmission system - Google Patents
Bluetooth array structure, Bluetooth data transfer method and Bluetooth data transmission system Download PDFInfo
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- CN108738004A CN108738004A CN201810488844.3A CN201810488844A CN108738004A CN 108738004 A CN108738004 A CN 108738004A CN 201810488844 A CN201810488844 A CN 201810488844A CN 108738004 A CN108738004 A CN 108738004A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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Abstract
An embodiment of the present invention provides a kind of bluetooth array structure, Bluetooth data transfer method and Bluetooth data transmission system, which includes main equipment and is connected to the slave equipment of main equipment, and main equipment to multi-connection one is from equipment.Bluetooth array structure provided in an embodiment of the present invention includes multiple main equipments and is connected to the slave equipment of main equipment, the embodiment of the present invention is by way of setting each main equipment and at most connecting there are one from equipment, realize the one-to-one connection between equipment and data processor, and then data processor personalization control is realized respectively from the purpose of the message transmission rate of equipment, and then effectively increase the data transmission efficiency of Bluetooth link, in addition, since each Bluetooth link is one-to-one connection type, therefore each Bluetooth link shares same set of code, sharing same set of code makes the Row control of bluetooth array structure and actual mechanical process be more clear, simply.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of bluetooth array structure, Bluetooth data transfer method and indigo plant
Tooth data transmission system.
Background technology
Currently, the realization method of multiple terminals Bluetooth data transfer mainly corresponded to by a main equipment it is multiple from equipment
The array structure of (one-to-many) is realized.In one-to-many array structure, the bandwidth of any Bluetooth link is all fixed
's.That is, the slave number of devices of main equipment connection is more, the bandwidth of each Bluetooth link is with regard to smaller, and message transmission rate is just
It is lower.In addition, in existing one-to-many array structure, main equipment can only at most connect eight from equipment.
Therefore, existing bluetooth array structure makes message transmission rate and is all greatly limited from number of devices.
Invention content
In view of this, the embodiment of the present invention is dedicated to providing a kind of bluetooth array structure, Bluetooth data transfer method and indigo plant
Tooth data transmission system can not pass the data of each link according to the actual conditions of terminal with solving existing bluetooth array structure
The problem of defeated rate is adaptively adjusted.
In a first aspect, one embodiment of the invention provides a kind of bluetooth array structure, which includes main equipment
With the slave equipment for being connected to main equipment, main equipment to multi-connection one is from equipment.
In an embodiment of the present invention, the quantity of main equipment is multiple, is respectively independently arranged between multiple main equipments.
Second aspect, one embodiment of the invention also provide a kind of Bluetooth data transfer method, the Bluetooth data transfer method
Scan operation including starting main equipment；When main equipment scanning to it is matched from equipment when, establish main equipment and matched from setting
Connection relation between standby, wherein main equipment to multi-connection one is from equipment；By means of main equipment and from the company between equipment
Connecing relationship will report from the data of equipment.
In an embodiment of the present invention, further comprise working as from equipment disconnection and main equipment after the step that establishes a connection
Connection and other main equipments when being scanned operation, the main equipment that will be switched off connection is closed.
In an embodiment of the present invention, further comprise working as from equipment disconnection and main equipment after the step that establishes a connection
Connection and other main equipments when not being scanned operation, reopen the scan operation of the main equipment disconnected.
In an embodiment of the present invention, when main equipment scanning to it is matched from equipment when, establish main equipment and matched
From the connection relation between equipment, wherein main equipment to multi-connection one is from device step, main equipment and between equipment
Matching judgment operation according to from the UUID of equipment carry out.
In an embodiment of the present invention, by means of main equipment and will be from the data of equipment from the connection relation between equipment
Report step, include using from the node ID of equipment as the frame head of local data；It will be obtained from equipment according to the node ID from equipment
The local data taken is sent to the main equipment of matching connection；Local data is reported using main equipment.
The third aspect, one embodiment of the invention also provide a kind of Bluetooth data transmission system, the Bluetooth data transmission system
Including scan module, the scan operation for starting main equipment；Connection establishment module, for being scanned to matched when main equipment
From equipment when, establish main equipment and the matched connection relation between equipment, wherein main equipment to multi-connection one is from setting
It is standby；Data reporting module, for will be reported from the data of equipment by means of main equipment and from the connection relation between equipment.
In an embodiment of the present invention, which further comprises judgment module, for working as from equipment
When disconnecting the connection with main equipment, judge whether other main equipments are being scanned operation；Closedown module, for when from setting
When connection and other main equipments of the standby disconnection with main equipment are being scanned operation, the main equipment that will be switched off connection is closed.
In an embodiment of the present invention, which further comprises rescaning module, for when from
When connection and other main equipments of the equipment disconnection with main equipment are not scanned operation, the master disconnected is reopened
The scan operation of equipment.
Bluetooth array structure provided in an embodiment of the present invention includes multiple main equipments and is connected to the slave equipment of main equipment,
The embodiment of the present invention is realized by way of setting each main equipment and at most connecting there are one from equipment from equipment and data
The one-to-one connection between device is managed, and then realizes data processor personalization control respectively from the message transmission rate of equipment
Purpose, and then effectively increase the data transmission efficiency of Bluetooth link.Further, since each Bluetooth link is one-to-one company
Mode is connect, therefore each Bluetooth link shares same set of code, sharing same set of code makes the flow control of bluetooth array structure
System and actual mechanical process are more clear, simply.
Description of the drawings
Fig. 1 show the structural schematic diagram of the bluetooth array structure of first embodiment of the invention offer.
Fig. 2 show the flow diagram of the Bluetooth data transfer method of second embodiment of the invention offer.
Fig. 3 show the flow diagram of the Bluetooth data transfer method of third embodiment of the invention offer.
Fig. 4 show the structural schematic diagram of the Bluetooth data transmission system of fourth embodiment of the invention offer.
Fig. 5 show the structural schematic diagram of the Bluetooth data transmission system of fifth embodiment of the invention offer.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 show the structural schematic diagram of the bluetooth array structure of first embodiment of the invention offer.As shown in Figure 1, this
The bluetooth array structure that invention first embodiment provides includes data processor 1, multiple main equipments 2 and multiple from equipment 3,
In, data processor 1 includes tetra- Serial Peripheral Interface (SPI)s of SPI1, SPI2, SPI3 and SPI4, each Serial Peripheral Interface (SPI) difference
Four main equipments 2 are connected in parallel, and each main equipment 2 is separately connected one from equipment 3.
Note that main equipment 2 refers to the connection initiator of Bluetooth link, i.e. bluetooth master；Indigo plant is referred to from equipment 3
The connection recipient on tooth chain road, i.e. bluetooth slave.
It should be appreciated that the quantity for the Serial Peripheral Interface (SPI) that data processor 1 is included and each Serial Peripheral Interface (SPI) connect
The parameters such as the quantity of the main equipment 2 connect can be implemented according to actual applicable cases sets itself, the including but not limited to present invention
Quantity and connection type defined by example.As long as that is, ensure each main equipment 2 at most connect there are one from equipment 3 i.e.
Can, so that it is guaranteed that being each connected to data processor 1 from equipment 3 with one-to-one connection type.
In addition, it should be understood that bluetooth array structure can not also include data processor 1.For example, real in the present invention one
Apply in example, bluetooth array structure includes multiple main equipments 2 and multiple from equipment 3, each main equipment 2 at most connect there are one from
Equipment 3.In actual application process, the data for the slave equipment 3 being attached thereto are uploaded and/or are located respectively by each main equipment 2
Reason.
In an alternative embodiment of the invention, bluetooth array structure includes multiple main equipments 2, wherein some main equipments 2 divide
It is not singly connected with one from equipment 3, remaining main equipment 2 is not connected to from equipment 3.That is, the embodiment of the present invention provides
Bluetooth array structure there are some main equipments 2 be not connected to from equipment 3 (i.e. some main equipments 2 idle) the case where.It should manage
Solution has that the idle bluetooth array structure of main equipment 2 can fully improve bluetooth array provided in an embodiment of the present invention
The adaptability and widespread popularity of structure, and improve the personalized data for controlling each Bluetooth link of data processor 1 and pass
The superiority of defeated rate.
The bluetooth array structure that first embodiment of the invention provides include multiple main equipments and be connected to main equipment from setting
Standby, the embodiment of the present invention is realized by way of setting each main equipment and at most connecting there are one from equipment from equipment and data
One-to-one connection between processor, and then data processor personalization control is realized respectively from the message transmission rate of equipment
Purpose, and then effectively increase the data transmission efficiency of Bluetooth link.Further, since each Bluetooth link is one-to-one
Connection type, therefore each Bluetooth link shares same set of code, sharing same set of code makes the flow of bluetooth array structure
Control and actual mechanical process are more clear, simply.
Fig. 2 show the flow diagram of the Bluetooth data transfer method of second embodiment of the invention offer.Such as Fig. 2 institutes
Show, the Bluetooth data transfer method that second embodiment of the invention provides includes：
Step S10：Start the scan operation of main equipment.
Step S20：When main equipment is scanned to matched from equipment, main equipment is established and matched between equipment
Connection relation, wherein main equipment to multi-connection one is from equipment.
It should be appreciated that main equipment and between equipment matching judgment operation can according to from equipment and main equipment model,
The parameters such as identification code carry out, and the embodiment of the present invention limits this without unified.
In an embodiment of the present invention, main equipment and from the matching judgment operation between equipment according to from the UUID of equipment
(Universally Unique Identifier, Universally Unique Identifier) parameter carries out.Due to UUID contain the date,
The multiple contents such as time, machine recognition number, therefore matching judgment is carried out as parameter benchmark using the UUID from equipment and operates and can fill
Code insurance demonstrate,proves the accuracy of matching judgment operation.
Step S30：It will be reported from the data of equipment by means of main equipment and from the connection relation between equipment.
In an embodiment of the present invention, by means of main equipment and will be from the data of equipment from the connection relation between equipment
The step is reported to include：First using from the node ID of equipment, as the frame head of local data, then basis will from the node ID of equipment
The local data obtained from equipment is sent to the main equipment of matching connection, is finally reported local data using main equipment.It should
Understand, the case where misfeed occur using local data can be substantially prevented from as the frame head of local data from the node ID of equipment,
Especially during local data to be sent to the main equipment of matching connection.
It should be appreciated that the specific location reported to from the data of equipment can be according to actual conditions sets itself, the present invention is real
Example is applied to limit this without unified.For example, data processor or main control processor etc. can will be reported to from the data of equipment,
To carry out subsequent processing operation.
In actual application process, start the scan operation of main equipment first, when main equipment is scanned to matching
From equipment when, establish the main equipment and the matched connection relation between equipment, finally by means of main equipment and from equipment it
Between connection relation will be reported from the data of equipment, wherein each main equipment to multi-connection one is from equipment.
The Bluetooth data transfer method that second embodiment of the invention provides is by establishing the one-one relationship in Bluetooth link
The mode of (i.e. each main equipment to multi-connection one from equipment), realizes the personalized data transmission for controlling each Bluetooth link
The purpose of rate, the message transmission rate that each Bluetooth link is controlled for precision provide precondition, while to improve bluetooth
The data transmission efficiency of link provides advantageous premise.
Fig. 3 show the flow diagram of the Bluetooth data transfer method of third embodiment of the invention offer.In the present invention
Extend third embodiment of the invention, third embodiment of the invention and second embodiment of the invention on the basis of second embodiment
Essentially identical, narration difference, something in common repeat no more emphatically below.
As shown in figure 3, compared with second embodiment, the Bluetooth data transfer method that third embodiment of the invention provides exists
Further comprise after step S20：
Step S25：When disconnecting the connection with main equipment from equipment, judge whether other main equipments are being scanned
Operation.
In step s 25, if it is judged that being "Yes", S26 is thened follow the steps；If it is judged that being "No", then hold
Row step S27.
Step S26：The main equipment that will be switched off connection is closed.
Step S27:Restart the scan operation of the main equipment.
In actual application process, start the scan operation of main equipment first, when main equipment is scanned to matching
From equipment when, establish the main equipment and the matched connection relation between equipment, and by means of main equipment and from equipment it
Between connection relation will be reported from the data of equipment.In addition, in main equipment and after the connection relation between equipment is established, when
When detecting the connection from equipment disconnection and main equipment, judge whether other main equipments are being scanned operation, if it is determined that
As a result it is "Yes", then the main equipment that will be switched off connection is closed, if it is judged that being "No", then restarts the main equipment
Scan operation, and rescan into it is matching from equipment when, continue subsequent foundation connection and data upload
Step.
It should be appreciated that be set with when detect from equipment disconnect with the connection of main equipment and other main equipments into
When row scan operation, the main equipment that will be switched off connection is closed；When detect from equipment disconnect with the connection of main equipment and other
When main equipment is not scanned operation, the blue-teeth data for reopening the scan operation step of the main equipment disconnected passes
Transmission method, can fully avoid multiple main equipments while attempt to connection it is same from equipment the case where, reduce Bluetooth link company
The occurrence of connecing abnormal or connection error improves the connection accuracy and connective stability of Bluetooth link.
The Bluetooth data transfer method of third embodiment of the invention offer is worked as by setting to be detected from equipment disconnection and master
Judge whether other main equipments are being scanned operation when the connection of equipment, and disconnected according to judging result decision
The mode for the step of whether main equipment re-starts scan operation is substantially prevented from multiple main equipments while attempt to connection is same
It is a from equipment the case where generation, improve the connection accuracy and connective stability of Bluetooth link.
In the Bluetooth data transfer method that one embodiment of the invention provides, specific Bluetooth data transfer process master
Including：
1) main control processor starts bluetooth master R1 and starts to scan；
2) it when main equipment R1 scannings to the Bluetooth slave devices with specific UUID, initiates the connection, it is main after successful connection
The node ID number for the slave equipment being attached thereto is set as 1 by equipment R1, from equipment using node ID number as the frame of local data
Then head uploads local data from equipment and gives main equipment R1, main equipment R1 that data are passed through wireline interface (SPI/UART/ again
I2C etc.) it is transmitted to main control processor progress data processing；
3) start bit connection is scanned main control processor from each main equipment of equipment successively, as long as the master being currently up
Equipment successfully links up satisfactory from equipment, just starts the scan operation of next main equipment, until whole main equipments
One has all been independently connected from equipment；
4) when having, when being disconnected from equipment, main control processor is it is first determined whether there is other main equipments being swept
It retouches, if so, the main equipment that then will be switched off connection is closed, if it is not, the main equipment that setting disconnects restarts to sweep
Retouch operation；
5) main control processor analyzes each data reported from device node, and is uniformly processed.
Fig. 4 show the structural schematic diagram of the Bluetooth data transmission system of fourth embodiment of the invention offer.Such as Fig. 4 institutes
Show, the Bluetooth data transmission system that fourth embodiment of the invention provides includes：
Scan module 10, the scan operation for starting main equipment.
Connection establishment module 20, for when main equipment scanning to it is matched from equipment when, establish main equipment and it is matched from
Connection relation between equipment, wherein main equipment to multi-connection one is from equipment.
Data reporting module 30, for by means of main equipment and will be from the data of equipment from the connection relation between equipment
It reports.
Fig. 5 show the structural schematic diagram of the Bluetooth data transmission system of fifth embodiment of the invention offer.In the present invention
Extend fifth embodiment of the invention, fifth embodiment of the invention and fourth embodiment of the invention on the basis of fourth embodiment
Essentially identical, narration difference, something in common repeat no more emphatically below.
As shown in figure 5, compared with fourth embodiment, Bluetooth data transmission system that fifth embodiment of the invention provides into
One step includes：
Judgment module 25, for when being disconnected from equipment with the connection of main equipment, judge other main equipments whether into
Row scan operation.
It should be appreciated that if it is determined that judging result in module 25 is "Yes", then closedown module 26 is executed；If it is determined that
As a result it is "No", then executes and rescan module 27.
Closedown module 26, the main equipment for will be switched off connection are closed.
Module 27 is rescaned, the scan operation for restarting the main equipment.
In several embodiments provided herein, it should be understood that disclosed system, function module and method,
It may be implemented in other ways.For example, system embodiment described above is only schematical, for example, the mould
The division of block, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple modules
It can be combined or can be integrated into another system, or some features can be ignored or not executed.
In addition, each function module in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that modules physically exist alone.The form that hardware had both may be used in above-mentioned integrated module is realized, software can also be used
The form of functional unit is realized.
If the integrated module is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention essence
On all or part of the part that contributes to existing technology or the technical solution can be with the shape of software product in other words
Formula embodies, which is stored in a storage medium, including some instructions are used so that a calculating
Machine equipment (can be personal computer, server or the network equipment etc.) executes each embodiment the method for the present invention
All or part of step.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various to store
The medium of program code.
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
Within god and principle, made by any modification, equivalent replacement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of bluetooth array structure, which is characterized in that including main equipment and the slave equipment for being connected to the main equipment, the master
Equipment to described in multi-connection one from equipment.
2. bluetooth array structure according to claim 1, which is characterized in that the quantity of the main equipment be it is multiple, it is multiple
It is respectively independently arranged between the main equipment.
3. a kind of Bluetooth data transfer method, which is characterized in that including：
Start the scan operation of main equipment；
When the main equipment is scanned to matched from equipment, the main equipment and the matched company between equipment are established
Connect relationship, wherein from equipment described in the main equipment to multi-connection one；
It is reported described from the data of equipment by means of the main equipment and the connection relation between equipment.
4. Bluetooth data transfer method according to claim 3, which is characterized in that after the step that establishes a connection further
Including：
When it is described disconnected from equipment be scanned operation with the connection of the main equipment and other main equipments when, will be switched off
The main equipment of connection is closed.
5. Bluetooth data transfer method according to claim 3, which is characterized in that after the step that establishes a connection further
Including：
When it is described disconnected from equipment be not scanned operation with the connection of the main equipment and other main equipments when, open again
Open the scan operation of the main equipment disconnected.
6. Bluetooth data transfer method according to claim 3, which is characterized in that it is described when the main equipment scanning to
When the slave equipment matched, establish in the main equipment and the matched connection relation step between equipment, the main equipment
It is carried out from the UUID of equipment according to described with the matching judgment operation between equipment.
7. Bluetooth data transfer method according to claim 3, which is characterized in that described by means of the main equipment and institute
It states and reports step from the data of equipment from the connection relation between equipment by described, including：
Using the node ID from equipment as the frame head of local data；
The local data obtained from equipment is sent to described in matching connection according to the node ID from equipment
Main equipment；
The local data is reported using the main equipment.
8. a kind of Bluetooth data transmission system, which is characterized in that including：
Scan module, the scan operation for starting main equipment；
Connection establishment module, for when main equipment scanning to it is matched from equipment when, establish the main equipment and matched
The connection relation between equipment, wherein from equipment described in the main equipment to multi-connection one；
Data reporting module, for by means of the main equipment and the connection relation between equipment by described from equipment
Data report.
9. Bluetooth data transmission system according to claim 8, which is characterized in that further comprise：
Judgment module, for when disconnecting the connection with main equipment from equipment, judging whether other main equipments are being scanned
Operation；
Closedown module, for disconnecting the connection with the main equipment from equipment and other main equipments are being scanned when described
When operation, the main equipment that will be switched off connection is closed.
10. Bluetooth data transmission system according to claim 8, which is characterized in that further comprise：
Module is rescaned, for disconnecting the connection with the main equipment from equipment and other main equipments do not carry out when described
When scan operation, the scan operation of the main equipment disconnected is reopened.
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| CN201810488844.3A CN108738004B (en) | 2018-05-21 | 2018-05-21 | Bluetooth array system, Bluetooth data transmission method and Bluetooth data transmission system |
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| CN201810488844.3A CN108738004B (en) | 2018-05-21 | 2018-05-21 | Bluetooth array system, Bluetooth data transmission method and Bluetooth data transmission system |
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| CN108738004B (en) | 2021-11-23 |
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