CN110213758A - Data communications method, storage medium and electronic equipment based on bluetooth - Google Patents
Data communications method, storage medium and electronic equipment based on bluetooth Download PDFInfo
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- CN110213758A CN110213758A CN201910510298.3A CN201910510298A CN110213758A CN 110213758 A CN110213758 A CN 110213758A CN 201910510298 A CN201910510298 A CN 201910510298A CN 110213758 A CN110213758 A CN 110213758A
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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
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The embodiment of the present invention provides a kind of data communications method based on bluetooth, storage medium and electronic equipment.Data communications method based on bluetooth includes: that the broadcast message for being directed to this equipment is received by bluetooth module；Determine the broadcast message from the external equipment for meeting white list filtering rule；Building has the scan request data packet of data load field, by the data load field in the scan request data packet constructed to be transmitted to the write-in of the message to be transmitted of the external equipment, and the scan request data packet is sent to the external equipment.Thus, it can be when the low power consuming devices of blueteeth network enter working condition from power down mode, after being received from low power consuming devices and being directed to the broadcast message of good friend's equipment, two-way data communication is realized between low power consuming devices and its good friend's equipment, to improve the efficiency of data communication, power consumption is saved for low power consuming devices.
Description
Technical field
The present embodiments relate to wireless communication technique more particularly to a kind of data communications methods based on bluetooth, storage
Medium and electronic equipment.
Background technique
The broadcast of low-power consumption bluetooth (BLE) has to connect (connectable), can scan (scannable), be
To three attribute such as (directed).These attributes are combined with each other, and constitute following seven kinds of broadcast events of low-power consumption bluetooth:
Can connect can scan non-directional (a connectable and scannable undirected event)；
Non-directional (a connectable undirected event) can be connected；
Orientation (a connectable directed event) can be connected；
Can not connect can not scan non-directional (a non-connectable and non-scannable
undirected event)；
Can not connect can not scan orientation (a non-connectable and non-scannable directed
event)；
Non-directional (a scannable undirected event) can be scanned；
It can scan orientation (a scannable directed event).
Wherein, for broadcast, the process of sender can be scanned are as follows:
1. transmission can scan broadcast；
2. waiting certain time interval (T_IFS)；
3. attempting to receive scan request on the same channel；
If 4. having received scan request, and meeting filter condition, then scanning response data packet is sent.
Scanning side's (under Active Scanning mode) that broadcast can be scanned is receiving the place after can scanning broadcast
Manage process are as follows:
1. waiting certain time interval (T_IFS)；
2. sending scan request on the same channel；
3. waiting certain time interval (T_IFS)；
4. attempting to start to receive scanning response on the same channel.
The netted specification of bluetooth (Bluetooth Mesh Profile) provides a kind of mesh network based on low-power consumption bluetooth
Network solution.In the netted specification of bluetooth, a node can have relaying (Relay), agency (Proxy), low-power consumption (Low
Power), 4 kinds of characteristics such as good friend (Friend).Distribution (Provision) except agency (Proxy) and based on GATT uses connection
Mode is transmitted other than data, and use can not connect the broadcast transmission of data that can not scan non-directional in other cases.
Low power consumption node can establish friend relation with the node of good friend's characteristic is supported, then low power consumption node can enter
During which low power mode of operation will be sent to the message of the low power consumption node by the other nodes of good friend's nodal cache.Low function as a result,
Polling request can be sent from good friend's acquisition data with lower frequency by consuming node, it is no longer necessary to monitor come from other nodes for a long time
Message, reduce power consumption.
However, there are such problems for currently existing scheme: low power consumption node is after sending polling request, it is still necessary to certain
It (is determined, range is 1~255ms) to be in scan pattern by reception window parameter in time, thus will continue to generate power consumption.
Summary of the invention
The purpose of the embodiment of the present invention is, a kind of data communication package based on broadcast is provided, in low power consumption node
Bidirectional data communication is realized between good friend's node, saves power consumption.
According to a first aspect of the embodiments of the present invention, a kind of data communications method based on bluetooth is provided, comprising: pass through indigo plant
Tooth module receives the broadcast message for being directed to this equipment；Determine the broadcast message from the outside for meeting white list filtering rule
Equipment；Building has the scan request data packet of data load field, will be to be transmitted to the message to be transmitted of the external equipment
The data load field in the scan request data packet of building is written, and the scan request data packet is sent to outside described
Portion's equipment.
Optionally, the data markers for indicating whether other message to be transmitted are contained in the message to be transmitted；It is described
By to be transmitted to the data load field in the scan request data packet of the message to be transmitted of external equipment write-in building, go back
Comprise determining whether other message to be transmitted for having to be transmitted to the external equipment；According to whether in the presence of to be transmitted to institute
The determination of other message to be transmitted of external equipment is stated as a result, the value of the data markers is written in the message to be transmitted.
Optionally, the external equipment for meeting white list filtering rule is to have good friend with this equipment in bluetooth mesh network
The low power consuming devices of relationship, the broadcast message are Friend Poll message, and the message to be transmitted is Friend Update
Message, the data markers are the domain MD in the Friend Update message.
Optionally, the building has the scan request data packet of data load field, will set to be transmitted to the outside
Data load field in the scan request data packet of standby message to be transmitted write-in building, and by the scan request data
Packet is sent to the external equipment, comprising: if it is determined that network security parameters are being updated or updated, then building has data
The scan request data packet of payload field, using corresponding Friend Update message sweeping as message to be transmitted write-in building
The data load field in request data package is retouched, and the scan request data packet is sent to the external equipment, wherein
Whether it is sky according to the message queue to be transmitted to the external equipment of this equipment caching, the Friend Update is written
The value in the domain MD in message.
Optionally, the building has the scan request data packet of data load field, will set to be transmitted to the outside
Data load field in the scan request data packet of standby message to be transmitted write-in building, and by the scan request data
Packet is sent to the external equipment, further includes: if it is determined that current network security parameter is not updating or not by more
Newly, and the message queue is not sky, then execute following message transmission processing: building has the scan request of data load field
Data packet；A Friend Update message is taken out from the message queue；By the domain Flags of the Friend Update message
It is set as 0；If the Friend Update message taken out is not the last item message in the message queue, should
The domain MD of Friend Update message is set as 1；If the Friend Update message taken out is in the message queue
The last item message, then the domain MD of the Friend Update message is set as 0；The Friend Update message is written and is constructed
Scan request data packet in data load field, and the scan request data packet is sent to the external equipment.
According to a second aspect of the embodiments of the present invention, a kind of data communications method based on bluetooth is provided, comprising: pass through indigo plant
Tooth module sends the first broadcast message for being directed to the external equipment for meeting white list filtering rule；Receive the first scan request number
According to packet；If it is determined that the first scan request data packet received is then sent out from the external equipment for meeting white list filtering rule
Send the first scanning response data packet corresponding with the first scan request data packet, and if the first scan request number
According to data load field is wrapped with, then from the first scan request data packet the data load field extract first to
Message is handled, and the described first message to be processed is handled.
Optionally, the data markers for indicating whether other message to be processed are contained in the described first message to be processed；
It is described that described first message to be processed is handled, comprising: to obtain the number of the data markers in first message to be processed
According to；If there are other message to be processed for the data instruction of the data markers, is sent and be directed to again by bluetooth module
Second broadcast message of the external equipment, and from the data load field in received second scan request data packet
The second message to be processed is extracted, until other message to be processed are not present in the data markers instruction in the described second message to be processed
Until.
Optionally, the external equipment for meeting white list filtering rule is to have good friend with this equipment in bluetooth mesh network
The equipment of relationship, the broadcast message is Friend Poll message, and first message to be processed and the second message to be processed are equal
For Friend Update message, the MD for indicating whether other message to be processed is contained in the Friend Update message
Domain.
According to a third aspect of the embodiments of the present invention, a kind of first computer readable storage medium is provided, is stored thereon with
Computer program instructions, wherein any based on bluetooth of aforementioned first aspect is realized in described program instruction when being executed by processor
Data communications method the step of.
According to a fourth aspect of the embodiments of the present invention, a kind of second computer readable storage medium storing program for executing is provided, is stored thereon with
Computer program instructions, wherein any based on bluetooth of aforementioned second aspect is realized in described program instruction when being executed by processor
Data communications method the step of.
According to a fifth aspect of the embodiments of the present invention, a kind of first electronic equipment is provided, comprising: processor, leads to memory
Cell part and communication bus, the processor, the memory and the communication device are completed mutual by the communication bus
Between communication；The memory is for storing an at least executable instruction, before the executable instruction executes the processor
State the corresponding operation of any data communications method based on bluetooth of first aspect.
According to a sixth aspect of the embodiments of the present invention, a kind of second electronic equipment is provided, comprising: processor, leads to memory
Cell part and communication bus, the processor, the memory and the communication device are completed mutual by the communication bus
Between communication；The memory is for storing an at least executable instruction, before the executable instruction executes the processor
State the corresponding operation of any data communications method based on bluetooth of second aspect.
The data communication package based on bluetooth provided according to embodiments of the present invention can be set in the low-power consumption of blueteeth network
It is standby when entering working condition from power down mode, after being received from low power consuming devices and being directed to the broadcast message of good friend's equipment,
Two-way data communication is realized between low power consuming devices and its good friend's equipment, is low function to improve the efficiency of data communication
It consumes equipment and saves power consumption.
On this basis, it is used to indicate whether by what is be arranged in the network update message given as an addition in the presence of more to be sent
Data field, low power consuming devices would know that whether terminated receive good friend's equipment caching message, thus low power consuming devices
It no longer needs to continue broadcast scan, and timely enters power down mode, further save power consumption.
Detailed description of the invention
Fig. 1 is the schematic diagram for showing the load of scan request data packet of low-power consumption bluetooth (BLE)；
Fig. 2 shows the loads of the scan request data packet with data load field proposed according to some embodiments of the invention
The example format of lotus；
Fig. 3 is the flow chart of the data communications method based on bluetooth according to some embodiments of the invention；
Fig. 4 is the flow chart for showing the data communications method based on bluetooth of other embodiments according to the present invention；
Fig. 5 is the flow chart for showing the data communications method based on bluetooth of other embodiment according to the present invention；
Fig. 6 is the flow chart for showing the data communications method based on bluetooth of other embodiment according to the present invention；
Fig. 7 is the structural schematic diagram for showing the first electronic equipment according to some embodiments of the invention；
Fig. 8 is the structural schematic diagram for showing the second electronic equipment of other embodiments according to the present invention.
Specific embodiment
The exemplary embodiment of the present invention is described in detail embodiment with reference to the accompanying drawing.
In this application, " multiple " refer to two or more, "at least one" refer to one, two or more.It is right
Either component, data or the structure referred in the application, it is clearly limit one in the case where, it will be appreciated that for one or
It is multiple.
In the background technology part of the application, briefly describe in the netted Networking Solutions & provisioned of bluetooth, low-power consumption
Node can enter low power mode of operation, good friend's nodal cache network after establishing friend relation to relevant node
In other nodes be sent to the message of the low power consumption node.Hereafter, which can be waken up with lower frequency, Xiang Haoyou
Node sends polling request, and good friend's node is responded by sending scan request data packet to the low power consumption node.Hereafter, good
Friendly node sends these message of caching to the low power consumption node.However, in the process, low power consumption node is asked in transmission poll
After asking, it is still necessary to be in scan pattern within a certain period of time, thus will continue to generate power consumption.
The scan request data packet that good friend's node is sent is divided into two kinds, SCAN_REQ and AUX_SCAN_REQ, both numbers
It is identical according to the load of packet, including two fields of ScanA and AdvA, as shown in Figure 1.As can be seen that good friend's node can not sent
The internet message of its caching is sent when scan request data packet together, and must separately be sent.
In this regard, present general inventive concept according to the present invention, proposes the load in a kind of scan request data packet of improvement
Structure, as shown in Figure 2, wherein on the basis of two fields of ScanA and AdvA, increase data load field, this is newly increased
Field can be used for carrying scanning side be intended to send any data.The structure of the load is applicable to SCAN_REQ and AUX_
The scan request data packet for increasing data load field is respectively defined as NEW_ herein by SCAN_REQ scan request data packet
SCAN_REQ and NEW_AUX_SCAN_REQ.Wherein, for using old broadcast data format (legacy advertising
Events low power consumption node equipment), scan request data packet refer to NEW_SCAN_REQ, otherwise refer to NEW_AUX_
SCAN_REQ.The data load field may be configured as regular length, may be alternatively provided as variable-length.For example, the data can be carried
The maximum length of lotus field is set as 25 bytes, thus of length no more than 37 bytes of entire load, meets bluetooth core rule
Model 5.0 and following version are defined about the length of the protocol Data Unit (PDU) of broadcast packet (Advertising).
In addition, the field can be arranged in any position of the payload segment of scan request data packet, in order to as far as possible with
The load of existing scan request data packet is compatible, preferably by the data load field configuration in two words of ScanA and AdvA
After section.Data load field is added by the payload segment in scan request data packet, so that in scan request data packet
The message for giving such as caching as an addition is possibly realized.Additionally it is possible to more be had by the content for the data load field given as an addition
The information processing of effect.
In an exemplary scene, the battery powered sensor (low power consuming devices) for supporting bluetooth Mesh function is used
After following existing bluetooth Mesh agreement and completing the initialization operations such as distribution, it then follows existing bluetooth Mesh agreement and neighbouring
One node (such as the lamps and lanterns of the support Mesh function using alternating current) establishes friend relation, subsequently into low power mode of operation,
Enter working condition from power down mode with lower frequency (as once a day).
When the sensor enters working condition, using can the broadcast of scan orientation broadcast transmission such as Friend Poll disappear
Breath, vectoring address are the device address of good friend's node, while broadcast filtering strategy is arranged, only to receive sweeping from good friend's node
Retouch request message.
Good friend's node is can executing such as Fig. 3 or Fig. 4 after scan orientation broadcast for own device address receiving vectoring address
The processing of the data communications method shown.
If sensor is not received in compliance with the scan request of broadcast filtering condition, that is, it is considered as and does not receive Friend Poll and disappear
The response of breath, the existing process of code requirement carry out subsequent processing；If being received in compliance with the scan request of broadcast filtering condition, send
Scanning response, and execute the processing of data communications method as shown in Figure 5.
The data communications method based on bluetooth executed in bluetooth equipment is described in detail in hereinafter with reference to Fig. 3~Fig. 5
Processing.Here, for this equipment, the other equipment interacted are known as external equipment.Wherein, Fig. 3 and Fig. 4 are shown
Data communications method executed by same bluetooth equipment, the external equipment relative to the bluetooth equipment is known as setting outside first
It is standby；Data communications method shown in Fig. 5 is executed by another equipment interacted with aforementioned Bluetooth equipment, will be relative to another equipment
External equipment be known as the second external equipment, in order to distinguish.
Fig. 3 is the flow chart of the data communications method based on bluetooth according to some embodiments of the invention.It can be in bluetooth network
The data communications method is executed in equipment (as the aforementioned using the lamps and lanterns of the support Mesh function of alternating current) in network.
The broadcast message for being directed to this equipment is received by bluetooth module in step S310 referring to Fig. 3.
For example, transmission is directed to wide with its equipment with friend relation when a bluetooth equipment enters working condition
Broadcast message.Correspondingly, which receives the broadcast message for being directed to this equipment by its bluetooth module.
In step S320, determine the broadcast message whether from the first external equipment for meeting white list filtering rule.
After receiving the broadcast message, it can determine that the sender of the broadcast message is according to the information of the broadcast message
No is the first external equipment (such as low power consuming devices) for meeting white list filtering rule.For example, generally, bluetooth equipment is tieed up
Shield record has the white list of the information for the equipment for allowing to communicate with (such as with it with friend relation) can basis in the step
The information (such as device identification, device address) of sending device in the broadcast message, the letter with the equipment in aforementioned white list
Breath is matched, to determine that the sender of broadcast message is (such as low from the first external equipment for meeting white list filtering rule
Power consuming device).
If in step S320, determine broadcast message from the first external equipment for meeting white list filtering rule, then after
The continuous processing for executing step S330 and subsequent step；Otherwise, if it is determined that broadcast message be not from meet white list filtering rule
The first external equipment then then can return to the processing for executing step S310, to continue to from the first external equipment (such as low function
Consume equipment) broadcast message, alternatively, the processing of the data communications method can also be terminated.
After it confirmed to receive broadcast message from the first external equipment for meeting white list filtering rule, in step
S330, building have the scan request data packet of data load field.
It specifically, can be according to existing association in the processing of the scan request data packet in building with data load field
Discuss information of the processing mode generation in addition to data payload field.
It, will be to be transmitted to the scan request number of the message to be transmitted of first external equipment write-in building in step S340
According to the data load field in packet.
In step S350, the scan request data packet for being written with data load field is sent to first external equipment
(such as low power consuming devices).
By the processing of 10~S350 of above mentioned step S3, work shape can be entered in the low power consuming devices of such as blueteeth network
When state, after being received from low power consuming devices and being directed to the broadcast message of good friend's equipment, in two equipment (such as low power consuming devices
And its good friend's equipment) between realize two-way data communication, to improve the efficiency of data communication, save power consumption.
Fig. 4 is the flow chart for showing the data communications method based on bluetooth of other embodiments according to the present invention.Fig. 4 shows
Data communications method out is the specific embodiment of data communications method shown in Fig. 3, wherein step S410~S430
Corresponding with 10~S330 of above mentioned step S3 respectively, it will not be described here.
Referring to Fig. 4, determine the broadcast message received from meet white list filtering rule the first external equipment it
Afterwards, the processing for executing following steps S440~S470, is set with effectively handling to be sent to outside first there are one or more
The situation of standby message to be transmitted.Here, the data mark for indicating whether other message to be transmitted is contained in message to be transmitted
Note.
In step S440, it is determined whether there are other message to be transmitted to be transmitted to first external equipment.
It can be for example, whether to be cached at least two message to be transmitted by this current equipment to be transmitted to determine whether there is
To other message to be transmitted of first external equipment.
In step S450, according to whether in the presence of the determination of other message to be transmitted to be transmitted to first external equipment
As a result, the value of the data markers is written in the message to be transmitted.
Such as, if it is determined that there is no other message to be transmitted to be transmitted to first external equipment, then to be passed
There is no the values (such as 0) of the data markers of other message to be transmitted for write instructions in defeated message；If it is determined that in the presence of to be transmitted to
Other message to be transmitted of first external equipment, then there is also other message to be transmitted for write instructions in message to be transmitted
Data markers value (such as 1 or other non-zero values).
It, will be to be transmitted to the scan request number of the message to be transmitted of first external equipment write-in building in step S460
According to the data load field in packet.
In step S470, the scan request data packet for being written with data load field is sent to first external equipment
(such as low power consuming devices).
The processing of step S460~S470 and the processing of 40~S350 of above mentioned step S3 are similar respectively, and it will not be described here.
By the processing of step S410~S470, can in blueteeth network two equipment (between realize two-way number
According to communication, and in communication process, transmitting it to external equipment, whether there are also the information of more message to be transmitted, so that external
Equipment determines whether further to send broadcast message, to further increase the efficiency of data communication, saves power consumption.
Fig. 5 is the flow chart for showing the data communications method based on bluetooth of other embodiments according to the present invention.Fig. 5 shows
Data communications method out is another specific embodiment of data communications method shown in Fig. 3.
Wherein, first external equipment for meeting white list filtering rule is to have in bluetooth mesh network with this equipment
The low power consuming devices of friendly relationship, the message to be transmitted are Friend Update message, and the data markers are the Friend
Domain MD (More Data) in Update message.It may be noted that data communications method according to an embodiment of the present invention is not limited only to
Bluetooth Low Energy (BLE) technology of being applicable in is also applied for the aforementioned friend relation of any support, broadcast message and scan request data
The communication construction of packet.
The Friend Poll message for being directed to this equipment is received by bluetooth module in step S510 referring to Fig. 5.
For example, when low power consuming devices (as used battery powered sensor) enter working condition from power down mode, hair
Send the Friend Poll message being directed to its equipment with friend relation.Correspondingly, which passes through its bluetooth mould
Block receives the broadcast message for being directed to this equipment.
In step S520, determine whether the Friend Poll message received has in bluetooth mesh network with this equipment
There are the low power consuming devices of friend relation.
Can according to the information about low power consuming devices recorded when this equipment and low power consuming devices establish friend relation come
Determine the Friend Poll message received whether from the low power consuming devices with this equipment with friend relation.
In step S530, determine whether current network security parameter is updating or be updated.
In general, when network security parameters are occurring and are updating or in the finite time that network security parameters update has occurred
It is interior, corresponding Friend Update (network update) message will be received from bluetooth mesh network.
If determining that current network security parameter is being updated or is being updated in step S530, thening follow the steps S540
The processing of~S560.
In step S540, building has the scan request data packet of data load field.
In step S550, corresponding Friend Update message will be updated with network security parameters as message to be transmitted
The data load field in the scan request data packet of building is written, wherein (Key or IV join according to the parameter to be updated
Number), it is 1 or 0 by the corresponding bits position in the domain Flags in the Friend Update message；According to this equipment caching to
Whether the message queue for being transferred to first external equipment is sky, and the domain MD in the Friend Update message is written
Value.
Such as, if it is determined that message queue is sky, then there is no other to wait for for write instructions in Friend Update message
Transmit the value (such as 0) in the domain MD of message；If it is determined that message queue is not sky, is then written and refers in Friend Update message
Show the value (such as 1 or other non-zero values) in the domain MD there is also other message to be transmitted.
In step S560, the scan request data packet for being written with Friend Update message is sent to the low-power consumption
Equipment.
By the processing of step S510~S560, can in bluetooth mesh network two equipment (such as low power consuming devices and
Its good friend's equipment) between realize two-way data communication, and in communication process, whether also transmit it to low power consuming devices
The information of more Friend Update message to be transmitted saves power consumption to further increase the efficiency of data communication.
Optional embodiment according to the present invention, if determining current network security parameter without in step S530
It updates or has not been updated, then follow the steps the processing of S570~S575.
As previously mentioned, when low power consuming devices are in power down mode (i.e. dormant state), if with it establishes good friends to close
Good friend's equipment of system is received from blueteeth network to be needed to be sent to the message of the low power consuming devices (such as Friend Update disappears
Breath), then the message received is usually cached in message queue to be transmitted by good friend's equipment.
Correspondingly, in step S570, determine that the message queue to be transmitted to the low power consuming devices of this equipment caching is
No is empty.
If determining that the message queue to be transmitted to the low power consuming devices of this equipment caching is not sky, then in S570
Iteratively step S571~S575 is executed, until emptying the message queue.
In step S571, building has the scan request data packet of data load field.
In step S572, a Friend Update message is taken out from the message queue.
Specifically, a Friend Update message is extracted from message queue, and removes extraction from message queue
Friend Update message.
In step S573,0 is set by the domain Flags of the Friend Update message.
It whether is the last item in the message queue according to the Friend Update message of taking-up in step S574
Message is arranged the value in the domain MD of the Friend Update message.
Specifically, if the Friend Update message taken out is not the last item message in the message queue,
The domain MD of the Friend Update message is set as 1；If the Friend Update message taken out is in the message queue
The last item message, then the domain MD of the Friend Update message is set as 0.
In step S575, by the data load in the scan request data packet of Friend Update message write-in building
Field, and in step S576, the scan request data packet that Friend Update message is written is sent to outside described first
Equipment.
The processing of step S575~S576 and the processing of 40~S350 of above mentioned step S3 are similar respectively, and it will not be described here.
On the other hand, if in S570, the message queue to be transmitted to the low power consuming devices of this equipment caching is determined
For sky, then it can terminate the processing of the data communications method.
By the processing of abovementioned steps S510~S576, can enter in the low power consuming devices of blueteeth network from power down mode
When working condition, after receiving the Friend Poll message for being directed to good friend's equipment from low power consuming devices, set in low-power consumption
Two-way data communication is realized between standby and its good friend's equipment.In addition, by being arranged in the message to be transmitted given as an addition for referring to
Show the field with the presence or absence of more data to be sent, whether notice low power consuming devices have terminated to be transmitted the disappearing of transmission caching
Breath, so that low power consuming devices no longer need to continue broadcast scan, and returns to power down mode in time, further saves power consumption.
A kind of first computer readable storage medium is also provided according to embodiments of the present invention, is stored thereon with computer program
Instruction, wherein the step of described program instruction realizes aforementioned any data communications method based on bluetooth when being executed by processor.
First computer readable storage medium either shows phase in method embodiment for realizing 3~Fig. 5 of earlier figures
The data communications method based on bluetooth answered, and the beneficial effect with corresponding embodiment of the method, details are not described herein.
Fig. 6 is the flow chart for showing the data communications method based on bluetooth of other embodiment according to the present invention.It can be
It (is such as supplied using battery in blueteeth network with another equipment other than the bluetooth equipment of the data communications method in execution Fig. 3~Fig. 5
Electricity sensor) in execute the data communications method.
It is directed to outside meet white list filtering rule second in step S610 by bluetooth module transmission referring to Fig. 6
First broadcast message of equipment.
For example, as previously mentioned, when low power consuming devices (as used battery powered sensor) enter work from power down mode
When state, the broadcast message for being directed to the equipment for meeting white list filtering rule is sent by its bluetooth module.
In step S620, the first scan request data packet is received.
If receiving the first scan request data packet in step S620, then in step S630, the first scan request is determined
Whether data packet is from the second external equipment for meeting white list filtering rule.
Generally, bluetooth equipment safeguards that record has the white list of the information of the equipment of its friend relation, in the step,
It can be and aforementioned white according to the information (such as device identification, device address) of the sending device in the first scan request data packet
The information of equipment in list is matched, to determine that the sender of the first scan request data packet is to meet white list filtering rule
The second external equipment then.
If determining the first scan request data packet outside meet white list filtering rule second in step S630
Equipment, then in step S640, the first scan request data packet that the second external equipment of Xiang Suoshu sends and receives corresponding
One scanning response data packet.Hereafter, step S650~670 are executed.
In step S650, determine whether the first scan request data packet has data load field.
For example, the length of the payload segment of the first scan request data packet or the starting mark of data load field can be passed through
Note is to determine whether the first scan request data packet has data load field.As previously mentioned, in the first scan request data packet
The attached data load field of payload segment in message to be transmitted (the referred to here as first message to be processed, with hereinafter
The second message to be processed distinguish).
If determining the first scan request data packet outside meet white list filtering rule second in step S630
Equipment, and in step S650, determines the first scan request data packet with data load field, then in step S660, from
The data load field in the first scan request data packet extracts the first message to be processed, and in step S670,
Described first message to be processed is handled.
A kind of optional embodiment according to the present invention, containing indicating whether other in first message to be processed
The data markers of message to be processed.Correspondingly, necessary in addition to being carried out according to the data in the first message to be processed in step S670
Network settings other than, also execute following processing: obtaining the data of the data markers in first message to be processed；If institute
The data for stating data markers indicate that there are other message to be processed, then are sent and be directed to outside described second again by bluetooth module
Second broadcast message of portion's equipment, and the is extracted from the data load field in received second scan request data packet
Two message to be processed, until there is no until other message to be processed for the data markers instruction in the described second message to be processed.
On the other hand, it is asked if not receiving and being scanned from the first of the second external equipment for meeting white list filtering rule
Data packet is sought, then can terminate the processing of the data communications method or returns to step S620.If it is determined that receive
One scanning request data package does not have data load field, then can be according to the processing mode of existing scan request data packet to this
First scan request data packet is handled.
As previously mentioned, second external equipment for meeting white list filtering rule is to have in bluetooth mesh network with this equipment
There is the equipment of friend relation, the broadcast message is Friend Poll message, first message to be processed and second to be processed
Message is Friend Update message, containing indicating whether that other to be processed disappear in the Friend Update message
The domain MD of breath.
By aforementioned processing, can when the low power consuming devices of blueteeth network enter working condition from power down mode, from
Low power consuming devices, which receive, to be directed to after the broadcast message of good friend's equipment, is realized between low power consuming devices and its good friend's equipment
Two-way data communication saves power consumption to improve the efficiency of data communication for low power consuming devices.
On this basis, it is used to indicate whether by what is be arranged in the network update message given as an addition in the presence of more to be sent
Data field, low power consuming devices would know that whether terminated receive good friend's equipment caching message, thus low power consuming devices
It no longer needs to continue broadcast scan, and timely enters power down mode, further save power consumption.
A kind of second computer readable storage medium storing program for executing is also provided according to embodiments of the present invention, is stored thereon with computer program
Instruction, wherein the step of described program instruction realizes aforementioned any data communications method based on bluetooth when being executed by processor.
The second computer readable storage medium storing program for executing either shows corresponding base in method embodiment for realizing earlier figures 6
In the data communications method of bluetooth, and the beneficial effect with corresponding embodiment of the method, details are not described herein.
Fig. 7 is the structural schematic diagram for showing the first electronic equipment according to some embodiments of the invention.
The embodiment of the invention also provides a kind of first electronic equipments, such as can be mobile terminal, personal computer
(PC), tablet computer, server etc..Below with reference to Fig. 7, it illustrates the terminal devices for being suitable for being used to realize the embodiment of the present invention
Or the structural schematic diagram of the first electronic equipment 700 of server.
As shown in fig. 7, the first electronic equipment 700 includes one or more first processors, first communication device etc., it is described
One or more first processors are for example: one or more first central processing unit (CPU) 701, and/or one or more the
One image processor (GPU) 713 etc., first processor can be according to being stored in holding in the first read-only memory (ROM) 702
Row instruction is held from the executable instruction that the first storage section 708 is loaded into the first random access storage device (RAM) 703
The various movements appropriate of row and processing.First communication device includes the first communication component 712 and the first communication interface 709.Wherein,
First communication component 712 may include but be not limited to network interface card, and the network interface card may include but be not limited to IB (Infiniband) network interface card, the
One communication interface 1409 includes the communication interface of the network interface card of LAN card, modem etc., the first communication interface
1409 execute communication process via the network of such as internet.
First processor can with communicate in the first read-only memory 1402 and/or the first random access storage device 1430 to hold
Row executable instruction is connected and through the first communication component 1412 and its with the first communication component 1412 by the first bus 1404
He communicates target device, the corresponding operation of any one method that embodiment provides thereby completing the present invention, for example, passing through bluetooth mould
Block receives the broadcast message for being directed to this equipment；Determine that the broadcast message is set from the outside for meeting white list filtering rule
It is standby；Building has the scan request data packet of data load field, will write to be transmitted to the message to be transmitted of the external equipment
Enter the data load field in the scan request data packet of building, and the scan request data packet is sent to the outside
Equipment.
In addition, in the first RAM 703, various programs and data needed for being also stored with device operation.First
CPU701, the first ROM702 and the first RAM703 are connected with each other by the first bus 704.There is the case where RAM703
Under, the first ROM702 is optional module.First RAM703 stores executable instruction, or is written at runtime into the first ROM702
Executable instruction, executable instruction make first processor 701 execute the corresponding operation of above-mentioned communication means.First input/output
(I/O) interface 705 is also connected to the first bus 704.First communication component 712 can integrate setting, and may be set to be has
Multiple submodule (such as multiple IB network interface cards), and in bus link.
The first I/O interface 705 is connected to lower component: the first importation 706 including keyboard, mouse etc.；Including all
First output par, c 707 of such as cathode-ray tube (CRT), liquid crystal display (LCD) and loudspeaker etc.；Including hard disk etc.
First storage section 708；And the first communication interface 709 of the network interface card including LAN card, modem etc..
First driver 710 is also connected to the first I/O interface 705 as needed.First detachable media 711, such as disk, CD,
Magneto-optic disk, semiconductor memory etc. are mounted on as needed on the first driver 710, in order to from the calculating read thereon
Machine program is mounted into the first storage section 708 as needed.
It should be noted that framework as shown in Figure 7 is only that a kind of optional implementation can during concrete practice
The component count amount and type of above-mentioned Fig. 7 are selected, are deleted, increased or replaced according to actual needs；In different function component
In setting, separately positioned or integrally disposed and other implementations, such as the separable setting of GPU and CPU or can be by GPU can also be used
It is integrated on CPU, the separable setting of the first communication component 712, can also be integrally disposed on CPU or GPU, etc..These can be replaced
The embodiment changed each falls within protection scope of the present invention.
Particularly, according to embodiments of the present invention, it is soft to may be implemented as computer for the process above with reference to flow chart description
Part program.For example, the embodiment of the present invention includes a kind of computer program products comprising be tangibly embodied in machine readable media
On computer program, computer program includes the program code for method shown in execution flow chart, and program code can wrap
The corresponding instruction of corresponding execution method and step provided in an embodiment of the present invention is included, for example, receiving orientation for passing through bluetooth module
To the executable code of the broadcast message of this equipment；For determining the broadcast message from meeting the outer of white list filtering rule
The executable code of portion's equipment；It, will be to be transmitted to described outer for constructing the scan request data packet for having data load field
Data load field in the scan request data packet of the message to be transmitted write-in building of portion's equipment, and by the scan request
Data packet is sent to the executable code of the external equipment.In such embodiments, which can be by logical
Cell part is downloaded and installed from network, and/or is mounted from the first detachable media 711.In the computer program by
When one central processing unit (CPU) 701 executes, the above-mentioned function of limiting in the method for the embodiment of the present invention is executed.
First electronic equipment provided in an embodiment of the present invention can enter work in the low power consuming devices of such as blueteeth network
When state, after receiving from low power consuming devices and being directed to the broadcast message of good friend's equipment, in two equipment, (such as low-power consumption is set
Standby and its good friend's equipment) between realize two-way data communication, to improve the efficiency of data communication, save power consumption.
Fig. 8 is the structural schematic diagram for showing the second electronic equipment of other embodiments according to the present invention.
The embodiment of the invention also provides a kind of second electronic equipments, such as can be mobile terminal, personal computer
(PC), tablet computer, server etc..Below with reference to Fig. 8, it illustrates the terminal devices for being suitable for being used to realize the embodiment of the present invention
Or the structural schematic diagram of the second electronic equipment 800 of server.
As shown in figure 8, the second electronic equipment 800 includes one or more second processors, second communication device etc., it is described
One or more second processors are for example: one or more second central processing unit (CPU) 801, and/or one or more the
Two image processors (GPU) 813 etc., second processor can be according to being stored in holding in the second read-only memory (ROM) 802
Row instruction is held from the executable instruction that the second storage section 808 is loaded into the second random access storage device (RAM) 803
The various movements appropriate of row and processing.Second communication device includes the second communication component 812 and the second communication interface 809.Wherein,
Second communication component 812 may include but be not limited to network interface card, and the network interface card may include but be not limited to IB (Infiniband) network interface card, the
Two communication interfaces 809 include the communication interface of the network interface card of LAN card, modem etc., the second communication interface 809
Communication process is executed via the network of such as internet.
Second processor can with communicate in the second read-only memory 802 and/or the second random access storage device 830 to execute
Executable instruction is connected and through the second communication component 812 and other targets with the second communication component 812 by the second bus 804
Equipment communication, the corresponding operation of any one method that embodiment provides thereby completing the present invention, for example, being sent by bluetooth module
It is directed to the first broadcast message of the external equipment for meeting white list filtering rule；Receive the first scan request data packet；If
The first scan request data packet for receiving is determined from the external equipment for meeting white list filtering rule, then is sent and described the
The corresponding first scanning response data packet of one scanning request data package, and if the first scan request data packet has number
According to payload field, then the first message to be processed is extracted from the data load field in the first scan request data packet,
And the described first message to be processed is handled.
In addition, in the 2nd RAM 803, various programs and data needed for being also stored with device operation.Second
CPU801, the 2nd ROM802 and the 2nd RAM803 are connected with each other by the second bus 804.There is the case where two RAM803
Under, the 2nd ROM802 is optional module.2nd RAM803 stores executable instruction, or is written at runtime into the 2nd ROM802
Executable instruction, executable instruction make second processor 801 execute the corresponding operation of above-mentioned communication means.Second input/output
(I/O) interface 805 is also connected to the second bus 804.Second communication component 812 can integrate setting, and may be set to be has
Multiple submodule (such as multiple IB network interface cards), and in bus link.
The 2nd I/O interface 805 is connected to lower component: the second importation 806 including keyboard, mouse etc.；Including all
Second output par, c 807 of such as cathode-ray tube (CRT), liquid crystal display (LCD) and loudspeaker etc.；Including hard disk etc.
Second storage section 808；And the second communication interface 809 of the network interface card including LAN card, modem etc..
Second driver 810 is also connected to the 2nd I/O interface 805 as needed.Second detachable media 811, such as disk, CD,
Magneto-optic disk, semiconductor memory etc. are mounted on as needed on the second driver 810, in order to from the calculating read thereon
Machine program is mounted into the second storage section 808 as needed.
It should be noted that framework as shown in Figure 8 is only that a kind of optional implementation can during concrete practice
The component count amount and type of above-mentioned Fig. 8 are selected, are deleted, increased or replaced according to actual needs；In different function component
In setting, separately positioned or integrally disposed and other implementations, such as the separable setting of GPU and CPU or can be by GPU can also be used
It is integrated on CPU, the separable setting of the second communication component 812, can also be integrally disposed on CPU or GPU, etc..These can be replaced
The embodiment changed each falls within protection scope of the present invention.
Particularly, according to embodiments of the present invention, it is soft to may be implemented as computer for the process above with reference to flow chart description
Part program.For example, the embodiment of the present invention includes a kind of computer program products comprising be tangibly embodied in machine readable media
On computer program, computer program includes the program code for method shown in execution flow chart, and program code can wrap
The corresponding instruction of corresponding execution method and step provided in an embodiment of the present invention is included, for example, sending orientation for passing through bluetooth module
To the executable code of the first broadcast message of the external equipment for meeting white list filtering rule；Receive the first scan request data
Packet；For if it is determined that the first scan request data packet received from the external equipment for meeting white list filtering rule, then
Send the first scanning response data packet corresponding with the first scan request data packet, and if first scan request
Data packet has data load field, then extracts first from the data load field in the first scan request data packet
Message to be processed, and to the executable code that the described first message to be processed is handled.In such embodiments, the meter
Calculation machine program can be downloaded and installed from network by communication device, and/or be mounted from the second detachable media 811.
When the computer program is executed by the second central processing unit (CPU) 801, executes and limited in the method for the embodiment of the present invention
Above-mentioned function.
Second electronic equipment provided in an embodiment of the present invention, can blueteeth network low power consuming devices from power down mode into
When entering working condition, after being received from low power consuming devices and being directed to the broadcast message of good friend's equipment, in low power consuming devices and
Two-way data communication is realized between its good friend's equipment, to improve the efficiency of data communication, saves power consumption for low power consuming devices.
In some cases, it is used to indicate whether to exist more data to be sent by what is be arranged in the network update message given as an addition
Field, low power consuming devices would know that whether terminated receive good friend's equipment caching message, so that low power consuming devices no longer need to
Continue broadcast scan, and timely enter power down mode, further saves power consumption.
It may be noted that all parts/step described in this application can be split as more multi-section according to the needs of implementation
The part operation of two or more components/steps or components/steps can also be combined into new components/steps by part/step,
To realize the purpose of the embodiment of the present invention.
Methods and apparatus of the present invention, equipment may be achieved in many ways.For example, software, hardware, firmware can be passed through
Or any combination of software, hardware, firmware realizes method and apparatus, the equipment of the embodiment of the present invention.Step for method
Merely to be illustrated, the step of method of the embodiment of the present invention, is not limited to described in detail above suitable for rapid said sequence
Sequence, unless specifically stated otherwise.In addition, in some embodiments, also the present invention can be embodied as to be recorded in record Jie
Program in matter, these programs include for realizing machine readable instructions according to the method for the embodiment of the present invention.Thus, this hair
Bright also covering storage is for executing the recording medium of program according to the method for the present invention.
The description of the embodiment of the present invention is given for the purpose of illustration and description, and is not exhaustively or to incite somebody to action
The present invention is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Choosing
Selecting and describe embodiment is and to make those skilled in the art to more preferably illustrate the principle of the present invention and practical application
It will be appreciated that the present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (12)
1. a kind of data communications method based on bluetooth, comprising:
The broadcast message for being directed to this equipment is received by bluetooth module；
Determine the broadcast message from the external equipment for meeting white list filtering rule；
Building has the scan request data packet of data load field, will write to be transmitted to the message to be transmitted of the external equipment
Enter the data load field in the scan request data packet of building, and the scan request data packet is sent to the outside
Equipment.
2. according to the method described in claim 1, wherein, containing in the message to be transmitted and indicating whether that other are to be transmitted
The data markers of message；
It is described to be carried to be transmitted to the data in the scan request data packet of the message to be transmitted of external equipment write-in building
Lotus field, further includes:
Determine whether there is other message to be transmitted to be transmitted to the external equipment；
According to whether determination in the presence of other message to be transmitted to be transmitted to the external equipment described as a result, to be transmitted disappear
The value of the data markers is written in breath.
3. according to the method described in claim 2, wherein, the external equipment for meeting white list filtering rule is that bluetooth is netted
There are the low power consuming devices of friend relation with this equipment, the broadcast message is Friend Poll message, described to be transmitted in net
Message is Friend Update message, and the data markers are the domain MD in the Friend Update message.
4. the building has the scan request data packet of data load field according to the method described in claim 3, wherein,
By the data load field in the scan request data packet constructed to be transmitted to the write-in of the message to be transmitted of the external equipment, and
And the scan request data packet is sent to the external equipment, comprising:
If it is determined that network security parameters are being updated or updated, then building has the scan request data of data load field
Packet is carried corresponding Friend Update message as the data in the scan request data packet of message to be transmitted write-in building
Lotus field, and the scan request data packet is sent to the external equipment, wherein according to the to be transmitted of this equipment caching
Whether the message queue to the external equipment is sky, and the value in the domain MD in the Friend Update message is written.
5. the building has the scan request data packet of data load field according to the method described in claim 4, wherein,
By the data load field in the scan request data packet constructed to be transmitted to the write-in of the message to be transmitted of the external equipment, and
And the scan request data packet is sent to the external equipment, further includes:
If it is determined that current network security parameter is not being updated or be not updated, and the message queue is not sky,
Then execute following message transmission processing:
Building has the scan request data packet of data load field；
A Friend Update message is taken out from the message queue；
0 is set by the domain Flags of the Friend Update message；
If the Friend Update message taken out is not the last item message in the message queue, the Friend
The domain MD of Update message is set as 1；
If the Friend Update message taken out is the last item message in the message queue, the Friend
The domain MD of Update message is set as 0；
By the data load field in the scan request data packet of Friend Update message write-in building, and will be described
Scan request data packet is sent to the external equipment.
6. a kind of data communications method based on bluetooth, comprising:
The first broadcast message for being directed to the external equipment for meeting white list filtering rule is sent by bluetooth module；
Receive the first scan request data packet；
If it is determined that the first scan request data packet received is then sent from the external equipment for meeting white list filtering rule
The first scanning response data packet corresponding with the first scan request data packet, and if the first scan request data
It is wrapped with data load field, then extracts first to from from the data load field in the first scan request data packet
Message is managed, and the described first message to be processed is handled.
7. according to the method described in claim 6, wherein, containing in first message to be processed and indicating whether that other are waited for
The data markers of message are handled,
It is described that described first message to be processed is handled, comprising:
Obtain the data of the data markers in the described first message to be processed；
If there are other message to be processed for the data instruction of the data markers, is sent and be directed to again by bluetooth module
Second broadcast message of the external equipment, and from the data load field in received second scan request data packet
The second message to be processed is extracted, until other message to be processed are not present in the data markers instruction in the described second message to be processed
Until.
8. according to the method described in claim 7, wherein, the external equipment for meeting white list filtering rule is that bluetooth is netted
There is the equipment of friend relation with this equipment, the broadcast message is Friend Poll message, and described first to be processed disappears in net
Breath and the second message to be processed are Friend Update message, contain in the Friend Update message and indicate whether to deposit
In the domain MD of other message to be processed.
9. a kind of computer readable storage medium, is stored thereon with computer program instructions, wherein described program instruction is processed
The step of data communications method described in any one of Claims 1 to 5 based on bluetooth is realized when device executes.
10. a kind of computer readable storage medium, is stored thereon with computer program instructions, wherein described program instruction is located
Manage the step of realizing the data communications method described in any one of claim 6~8 based on bluetooth when device executes.
11. a kind of electronic equipment, comprising: processor, memory, communication device and communication bus, the processor, the storage
Device and the communication device complete mutual communication by the communication bus；
The memory executes the processor as right is wanted for storing an at least executable instruction, the executable instruction
Ask the corresponding operation of data communications method described in 1~5 any one based on bluetooth.
12. a kind of electronic equipment, comprising: processor, memory, communication device and communication bus, the processor, the storage
Device and the communication device complete mutual communication by the communication bus；
The memory executes the processor as right is wanted for storing an at least executable instruction, the executable instruction
Ask the corresponding operation of data communications method described in 6~8 any one based on bluetooth.
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| CN116828435B (en) * | 2023-08-30 | 2023-11-14 | 北京柚果星空科技有限公司 | Equipment forwarding method and system of soft Bluetooth gateway |
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