CN108551668A - Information transferring method, device, equipment and storage medium - Google Patents
Information transferring method, device, equipment and storage medium Download PDFInfo
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- CN108551668A CN108551668A CN201810272506.6A CN201810272506A CN108551668A CN 108551668 A CN108551668 A CN 108551668A CN 201810272506 A CN201810272506 A CN 201810272506A CN 108551668 A CN108551668 A CN 108551668A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000003860 storage Methods 0.000 title claims abstract description 17
- 238000004364 calculation method Methods 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002618 waking effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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Classifications
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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
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
- H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
- H04W28/14—Flow control between communication endpoints using intermediate storage
-
- 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
- H04W52/0248—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the present invention provides a kind of information transferring method, device, equipment and storage medium, wherein this method includes：First node equipment sends friend request frame to second node equipment before entering a sleep state, and friend request frame includes that first node equipment enters the minimum Wakeup interval after sleep state and maximum Wakeup interval；First node equipment receives the friend that second node equipment returns and authorizes frame, and it builds up friendship relationship with second node equipment, it includes target Wakeup interval that wherein friend, which authorizes frame, and target Wakeup interval is greater than or equal to minimum Wakeup interval, is less than or equal to maximum Wakeup interval；Upon entering the sleep state, interval target Wakeup interval wakes up once first node equipment, and carries out information exchange with second node equipment.The embodiment of the present invention can improve the timeliness that information is transmitted in bluetooth group.
Description
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of information transferring method, device, equipment and storages
Medium.
Background technology
In the agreement of the latest specification of bluetooth group, multi-multipoint network topology architecture is defined and with broadcast
Based on the mode of intelligence transmission, breach conventional Bluetooth master-slave architecture and cannot achieve the limit that multi-multipoint information is transmitted
System, is easy to establish large-scale network interconnection architecture, is quite adapted to the demand of Internet of Things application.In the standard of bluetooth group
In, define the node of two kinds of specific functions：Low power consumption node (Low Power node) and friend's node (Friend
Node), in order to reach the function of power saving, low power consumption node, can be with specific before closing antenna receive capabilities and entering sleep
Flow finds suitable friend's node, and after both sides build up friendship relationship (Friendship), friend's node will be in low work(
It consumes node to enter in the dormant period, help caches the letter that all destinations in bluetooth group are the low power consumption node
Breath, when low power consumption node is restored to normal operating conditions, it is slow that low power consumption node can transmit its help to friend's node requirements again
All information deposited, to reach sleep power saving demand and ensure information transmit correctness.
But in such architecture design, the wakeup time of low power consumption node is uncontrollable, the information of friend's nodal cache
Low power consumption node, which when can be transmitted to, to be determined, the timeliness of network control message is unable to ensure.
Invention content
A kind of information transferring method of offer of the embodiment of the present invention, device, equipment and storage medium, to improve bluetooth group
The timeliness of middle information transmission.
First aspect of the embodiment of the present invention provides a kind of information transferring method, including：
First node equipment sends friend request frame to second node equipment before entering a sleep state, and the friend asks
It includes that the first node equipment enters the minimum Wakeup interval after sleep state and maximum Wakeup interval to seek frame；
The first node equipment receives the friend that the second node equipment returns and authorizes frame, and with the second node
Equipment builds up friendship relationship, so that after the first node equipment enters the sleep state, the second node equipment is slow
The information that target reaches the first node equipment is deposited, wherein it includes target Wakeup interval, the mesh that the friend, which authorizes frame,
It marks Wakeup interval and is greater than or equal to the minimum Wakeup interval, be less than or equal to the maximum Wakeup interval；
The first node equipment is spaced the target Wakeup interval and wakes up once after entering the sleep state, and
Information exchange is carried out with the second node equipment.
Optionally, further include the first caching time-out time in the friend request frame, the first caching time-out time is
For first node equipment to second node device request, target reaches the information of the first node in the second node
Maximum storage time.
Optionally, it further includes the second caching time-out time that the friend, which authorizes in frame, when target reaches the first node
When the time that the information of equipment stores in the second node equipment is more than the second caching time-out time, second section
Point device deletes described information.
Optionally, the second caching time-out time is the integral multiple of the target Wakeup interval.
Optionally, the method further includes：
The first node equipment sends sleep notification frame when entering sleep state, to the second node equipment, with
Make second node equipment receive it is described sleep notification frame after start caching of target reach first node equipment information, and
The described information of caching is sent to the first node equipment every the target Wakeup interval.
Optionally, the first node equipment is spaced the target Wakeup interval and wakes up after entering the sleep state
Once, and with the second node equipment information exchange is carried out, including：
When the target Wakeup interval reaches, the first node equipment wakes up, and receives the second node equipment
The cache information notification frame sent when the target Wakeup interval reaches, the cache information notification frame include that first node is set
Standby unicast address, and indicate that whether there is or not the marks of cache information；
If the cache information notification frame includes corresponding to the mark for having cache information, the first node equipment connects
Receive the cache information.
Second aspect of the embodiment of the present invention provides a kind of information carrying means, which includes：
First sending module, for sending friend to second node equipment before entering a sleep state in first node equipment
Friendly claim frame, the friend request frame include that the first node equipment enters the minimum Wakeup interval after sleep state and most
Big Wakeup interval；
First receiving module authorizes frame for receiving the friend that the second node equipment returns；
Module is established, is built up friendship relationship for establishing the first node equipment and the second node equipment, so that
After the first node equipment carries out the sleep state, the second node equipment caching of target reaches the first segment
The information of point device, wherein it includes target Wakeup interval that the friend, which authorizes frame, the target Wakeup interval is greater than or equal to
The minimum Wakeup interval is less than or equal to the maximum Wakeup interval；
Wake-up module, for after the first node equipment enters the sleep state, being spaced between the target wake-up
Every waking up the primary first node equipment, so that the first node equipment is handed over the second node equipment into row information
Mutually.
Optionally, further include the first caching time-out time in the friend request frame, the first caching time-out time is
For first node equipment to second node device request, target reaches the information of the first node in the second node
Maximum storage time.
Optionally, it further includes the second caching time-out time that the friend, which authorizes in frame, when target reaches the first node
When the time that the information of equipment stores in the second node equipment is more than the second caching time-out time, second section
Point device deletes described information.
Optionally, the second caching time-out time is the integral multiple of the target Wakeup interval.
Optionally, described device further includes：
Second sending module, for when the first node equipment enters sleep state, to the second node equipment
Sleep notification frame is sent, so that second node equipment starts caching of target after receiving the sleep notification frame and reaches first segment
The information of point device, and be spaced the target Wakeup interval and the described information of caching is sent to the first node equipment.
Optionally, described device further includes：
Second receiving module, for when the target Wakeup interval reaches, and the first node equipment wakes up, receiving institute
State the cache information notification frame that second node equipment is sent when the target Wakeup interval reaches, the cache information notification frame
Include the unicast address of first node equipment, and indicates that whether there is or not the marks of cache information；
Third receiving module, for the cache information notification frame include correspond to have cache information mark when,
Receive the cache information.
The third aspect of the embodiment of the present invention provides a kind of node device, including：
Processor；
Bluetooth module, for establishing blueteeth network with other bluetooth equipments；
Memory, the executable instruction for storing the processor；
When the processor executes the executable instruction, the method described in above-mentioned first aspect may be implemented.
Fourth aspect of the embodiment of the present invention provides a kind of computer readable storage medium, including instruction, when described instruction exists
When being run on the computer, the method described in above-mentioned first aspect may be implemented in the computer.
The embodiment of the present invention is suitable for bluetooth group, and the first node equipment in bluetooth group enters before sleep state,
Second node equipment is asked to build up friendship relationship by sending friend request frame to second node equipment, and in the friend request
First node equipment is carried in frame and enters the minimum Wakeup interval supported after sleep state and maximum Wakeup interval, works as first segment
When the friend that point device receives the return of second node equipment authorizes frame, first node equipment is established between second node equipment
Friendship relationship so that when first node equipment enters sleep state, second node equipment can cache mesh in bluetooth group
Mark reaches the information of first node equipment, and first node equipment upon entering the sleep state, is returned according to second node equipment
Friend authorizes the target Wakeup interval carried in frame, is periodically waken up from sleep state, and in each wake up and second node
Equipment carries out information exchange.Since first node equipment carries its entrance when sending friend request frame to second node equipment
The minimum Wakeup interval and maximum Wakeup interval supported after sleep state so that second node equipment can be called out according to the minimum
Awake interval, maximum Wakeup interval and the caching capabilities of itself determine and are located at the minimum Wakeup interval to the maximum wake-up
Target Wakeup interval in interval, to be sent to first in friend authorizes frame by carrying the target Wakeup interval
Node device so that first node equipment can periodically wake up from sleep state according to the target Wakeup interval, and with second
Node device carries out information exchange so that the information cached in second node equipment can timely be sent to first node and set
It is standby, to improve the timeliness that information is transmitted in bluetooth group.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without having to pay creative labor, may be used also for those of ordinary skill in the art
With obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of flow chart of information transferring method provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of sleep notification frame provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of cache information notification frame provided in an embodiment of the present invention；
Fig. 4 is a kind of flow chart of information transferring method provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of information carrying means provided in an embodiment of the present invention.
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 embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present 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.
The term " comprising " and " having " of description and claims of this specification and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, the device of the process or structure that contain series of steps is not necessarily limited to clearly arrange
Those of go out structure or step but may include not listing clearly or for the intrinsic other steps of these processes or device
Rapid or structure.
The embodiment of the present invention provides a kind of information transferring method, can be applied in bluetooth group.This method can be by one
Information carrying means is planted to execute.It is a kind of flow chart of information transferring method provided in an embodiment of the present invention referring to Fig. 1, Fig. 1,
As shown in Figure 1, this method comprises the following steps：
Step 101, first node equipment send friend request frame, institute to second node equipment before entering a sleep state
It includes that the first node equipment enters the minimum Wakeup interval after sleep state and maximum Wakeup interval to state friend request frame.
The bluetooth group that the present embodiment is related to refers to the wireless mesh network being made of network node using bluetooth equipment, with
For bluetooth group, first node equipment and second node equipment that the present embodiment is related to can be specially included in bluetooth group
Bluetooth equipment in net.Specifically, first node equipment can be specially the low-power consumption bluetooth equipment in bluetooth group, second
Node device can be specially the bluetooth equipment that friend's node is served as in bluetooth group.Second node is set in the present embodiment
It is standby specifically to may refer to a bluetooth equipment as friend's node, multiple bluetooths as friend's node can also be referred to and set
Standby, i.e., the first node equipment described in the present embodiment sends friend request to second node equipment before entering a sleep state
Frame, including：First node equipment sends friend request frame to one or more friend's nodes.
Friend request frame involved by the present embodiment increases two on the basis of the friend request frame of existing bluetooth group
A field, what the two fields were filled in respectively is the minimum Wakeup interval that first node equipment is supported upon entering the sleep state
With maximum Wakeup interval.For example, minimum Wakeup interval is 50 minutes, maximum Wakeup interval is 100 minutes, indicates that first node is set
It is standby to be waken up in 50-100 minutes sections once.When second node equipment receives the friend of first node equipment transmission
When claim frame, a time conduct being located between minimum Wakeup interval and maximum Wakeup interval is determined according to own cache ability
Target Wakeup interval, and the target Wakeup interval is carried and is sent to first node equipment in friend authorizes frame.Certain target
Wakeup interval can also be equal to minimum Wakeup interval or maximum Wakeup interval, be waken up to maximum without departing from minimum Wakeup interval
The range at interval.For example, second node equipment can consider minimum Wakeup interval, maximum Wakeup interval, currently remain
Remaining spatial cache, and with the quantity of the low-power consumption bluetooth equipment of its relationship that builds up friendship come finally determine target wake up between
Every numerical value.Certainly it is only for illustrating, method the present embodiment of target Wakeup interval is determined for second node equipment
It is not specifically limited.
Step 102, the first node equipment receive the friend that the second node equipment returns and authorize frame, and with it is described
Second node equipment builds up friendship relationship, so that after the first node equipment enters the sleep state, second section
Point device caching of target reaches the information of the first node equipment, wherein it includes between target wakes up that the friend, which authorizes frame,
Every the target Wakeup interval is greater than or equal to the minimum Wakeup interval, is less than or equal to the maximum Wakeup interval.
May include one or more bluetooth equipments as friend's node by second node equipment in this present embodiment, when
When second node equipment only includes a bluetooth equipment as friend's node, first node equipment is set receiving second node
After standby friend authorizes frame, authorizes frame and the second node equipment according to the friend and build up friendship relationship, and entering shape of sleeping
After state, the target Wakeup interval carried in frame is authorized according to the friend, is periodically waken up from sleep state, for example, when target is called out
When being divided into 70 minutes between waking up, first node equipment woke up primary every 70 minutes.When second node equipment include it is multiple be used as friend
The bluetooth equipment of friendly node, and first node equipment receives the friend of the return of multiple friend's nodes in second node equipment
When friend authorizes frame, friend's node is selected to build up friendship relationship from multiple friend's nodes, for example can select and connect at first
The friend received authorizes friend's node corresponding to frame and builds up friendship relationship, certainly it is only for illustrate rather than unique limit
It is fixed.For example it can also select to include that the maximum friend of target Wakeup interval authorizes friend's node corresponding to frame and establishes friend in practice
Friendship relationship.
Further, second node equipment caching of target since first node equipment enters sleep reaches in the present embodiment
The information of first node equipment, and first node equipment is sent to when first node equipment wakes up every time.
Optionally, in order to enable second node equipment can accurately know when first node equipment enters sleep state,
Second node equipment is avoided to omit the information for needing to cache, the processing mode of the present embodiment includes at least any one following：
In the first possible mode, first node equipment to second node equipment send friend request frame when,
Add when it enters dormant information in friend request frame.
In alternatively possible mode, when first node equipment enters sleep state, sent to second node equipment
Sleep notification frame, with notify second node equipment its enter sleep state.Exemplary, Fig. 2 is provided in an embodiment of the present invention one
The structural schematic diagram of kind of sleep notification frame, includes unicast address field and sleep state field in the sleep notification frame, when the
When one node device enters sleep state, the unicast address of oneself is added under unicast address field, under sleep state field
For indicating entry into dormant numerical value, second node equipment starts caching of target after receiving the sleep notification frame for addition
Reach the information of first node equipment, and the information of caching is sent to first node equipment by interval target Wakeup interval.
Certain possible mode of above two be only to clearly illustrate and two kinds of possible modes illustrating, actual field
It can be not only to include the possible mode of above two in scape.
Step 103, the first node equipment are spaced the target Wakeup interval and wake up after entering the sleep state
Once, and with the second node equipment information exchange is carried out.
Optionally, with the information interaction approach of second node equipment including following several when first node equipment wakes up every time
Kind：
In a kind of possible mode, when target Wakeup interval reaches, actively caching letter is sent to first node equipment
Cease notification frame, and in the cache information notification frame carry first node equipment unicast address and for indicate whether there is or not caching believe
The mark of breath.To notify whether first node equipment has cache information.If so, then first node equipment receives second node transmission
To his cache information, if not having, sleep state is reentered.Exemplary, the format of the cache information notification frame can be with
It is specially form shown in Fig. 3.It is filled under the field of buffer status for indicating the mark whether there is or not cache information in Fig. 3.When
Right Fig. 3 is merely illustrative to be illustrated rather than to unique restriction of cache information notification frame.
In alternatively possible mode, second node equipment dispatch order message is first given after the wake-up of first node equipment,
It wakes up from wake-up states notice second node equipment, further, second node equipment execute again with it is above-mentioned the first
The similar process of possible mode.
The present embodiment is suitable for bluetooth group, and the first node equipment in bluetooth group enters before sleep state, passes through
Friend request frame is sent to second node equipment to ask second node equipment to build up friendship relationship, and in the friend request frame
It carries first node equipment and enters the minimum Wakeup interval supported after sleep state and maximum Wakeup interval, when first node is set
When the standby friend for receiving the return of second node equipment authorizes frame, first node equipment establishes the friend between second node equipment
Friendship relationship, so that can be when first node equipment enters sleep state, target arrives in second node equipment caching bluetooth group
Up to the information of first node equipment, first node equipment upon entering the sleep state, the friend returned according to second node equipment
Authorize the target Wakeup interval carried in frame, periodically waken up from sleep state, and in each wake up with second node equipment
Carry out information exchange.Enter sleep since first node equipment carries it when sending friend request frame to second node equipment
The minimum Wakeup interval and maximum Wakeup interval supported after state so that between second node equipment can wake up according to the minimum
Every, maximum Wakeup interval and the ability of itself, determines and be located at the minimum Wakeup interval to the maximum Wakeup interval range
Interior target Wakeup interval, to be set by the way that target Wakeup interval carrying is sent to first node in friend authorizes frame
It is standby so that first node equipment can periodically wake up from sleep state, and set with second node according to the target Wakeup interval
It is standby to carry out information exchange so that the information cached in second node equipment can timely be sent to first node equipment, from
And improve the timeliness that information is transmitted in bluetooth group.
Fig. 4 is a kind of flow chart of information transferring method provided in an embodiment of the present invention, as shown in figure 4, in Fig. 1 embodiments
On the basis of, this method comprises the following steps：
Step 401, first node equipment send friend request frame, institute to second node equipment before entering a sleep state
It includes minimum Wakeup interval, the maximum Wakeup interval after the first node equipment enters sleep state to state friend request frame,
And first caching time-out time, wherein it is described first caching time-out time be first node equipment is asked to second node equipment
It asks, target reaches maximum storage time of the information of the first node in the second node.
Step 402, the first node equipment receive the friend that the second node equipment returns and authorize frame, and with it is described
Second node equipment builds up friendship relationship, wherein the friend authorizes frame when including target Wakeup interval and the second caching time-out
Between, it is more than described second when target reaches the time that the information of the first node equipment stores in the second node equipment
When caching time-out time, the second node equipment deletes described information.
Step 403, the first node equipment are spaced the target Wakeup interval and wake up after entering the sleep state
Once, and with the second node equipment information exchange is carried out.
The first caching time-out time is identical as the second caching time-out time possibility in the present embodiment may also be different, and second is slow
Deposit time-out time be second node equipment according to own cache ability (second node equipment judge the mode of own cache ability with
Fig. 1 embodiments are similar) determine, optionally, when second node equipment, the caching capabilities of itself are more than the first caching time-out time
When, the second caching time-out time can be preferably provided with equal to the first caching time-out time.Certainly, second setting for time-out time is cached
Surely it can also be set according to specific needs, the present embodiment does not limit.In the present embodiment, the second caching time-out time tool
Body is configured as the integral multiple of target Wakeup interval.
In addition, for first node equipment, the first caching time-out time of in general its request is optimal to it
Selection can ensure that data are not lost to the greatest extent if second node equipment disclosure satisfy that the requirement of the first cache-time,
It if second node equipment cannot meet, can only have to take the second best, select other times, therefore, the present embodiment in friend by asking
It asks frame to carry the first caching time-out time, can play a part of to ensure that data are not lost to the limit.
In actual scene, when first node equipment because of power-off suddenly, the abnormal causes such as sleep awakening flow is abnormal and nothing
When method receives the cache information notification frame that second node equipment is sent, second node equipment is to those cache informations in the second caching
It is preserved in time-out time, it, should if first node equipment is restored from abnormal cause in the second caching time-out time
A little cache informations delete those cache informations after being sent to first node equipment, if until the second caching time-out time reaches, it should
A little cache informations cannot still be transferred to first node equipment, then delete those cache informations.
The time-out time of cache information through consultation of the embodiment of the present invention so that even if first node equipment is because disconnected suddenly
Electricity, the abnormal causes such as sleep awakening flow is abnormal and when can not receive the cache information notification frame of second node equipment transmission, mesh
Mark, which reaches the information of first node equipment, also can negotiate intact in the second determining caching time-out time to be buffered in second
In node device, the only second caching time-out time reaches, and when first node equipment is not restored from abnormal cause still,
Those cache informations are deleted from second node equipment, to improve the reliability that information is transmitted in bluetooth group.
Fig. 5 is a kind of structural schematic diagram of information carrying means provided in an embodiment of the present invention, as shown in figure 5, the device
Including：
First sending module 11, for being sent before entering a sleep state to second node equipment in first node equipment
Friend request frame, the friend request frame include the first node equipment enter the minimum Wakeup interval after sleep state and
Maximum Wakeup interval；
First receiving module 12 authorizes frame for receiving the friend that the second node equipment returns；
Module 13 is established, is built up friendship relationship for establishing the first node equipment and the second node equipment, with
Make after the first node equipment carries out the sleep state, the second node equipment caching of target reaches described first
The information of node device, wherein it includes target Wakeup interval that the friend, which authorizes frame, the target Wakeup interval is more than or waits
In the minimum Wakeup interval, it is less than or equal to the maximum Wakeup interval；
Wake-up module 14 wakes up for after the first node equipment enters the sleep state, being spaced the target
Interval wakes up the primary first node equipment, so that the first node equipment is handed over the second node equipment into row information
Mutually.
Optionally, described device further includes：
Second sending module, for when the first node equipment enters sleep state, to the second node equipment
Sleep notification frame is sent, so that second node equipment starts caching of target after receiving the sleep notification frame and reaches first segment
The information of point device, and be spaced the target Wakeup interval and the described information of caching is sent to the first node equipment.
Optionally, described device further includes：
Second receiving module, for when the target Wakeup interval reaches, and the first node equipment wakes up, receiving institute
State the cache information notification frame that second node equipment is sent when the target Wakeup interval reaches, the cache information notification frame
Include the unicast address of first node equipment, and indicates that whether there is or not the marks of cache information；
Third receiving module, for the cache information notification frame include correspond to have cache information mark when,
Receive the cache information.
Information carrying means provided in this embodiment can be used in the method for executing Fig. 1 embodiments, executive mode and have
Beneficial effect is similar, repeats no more herein.
The embodiment of the present invention also provides a kind of information carrying means, and the device is on the basis of Fig. 5 embodiments, the friend
Further include the first caching time-out time in claim frame, the first caching time-out time is that first node equipment is set to second node
Standby request, target reaches maximum storage time of the information of the first node in the second node.
Optionally, it further includes the second caching time-out time that the friend, which authorizes in frame, when target reaches the first node
When the time that the information of equipment stores in the second node equipment is more than the second caching time-out time, second section
Point device deletes described information.
Optionally, the second caching time-out time is the integral multiple of the target Wakeup interval.
Information carrying means provided in this embodiment can be used in the method for executing Fig. 4 embodiments, executive mode and have
Beneficial effect is similar, repeats no more herein.
The embodiment of the present invention also provides a kind of node device, including：Processor；
Bluetooth module, for establishing blueteeth network with other bluetooth equipments；
Memory, the executable instruction for storing the processor；
When the processor executes the executable instruction, the technical solution of above method embodiment may be implemented.
The embodiment of the present invention also provides a kind of computer readable storage medium, including instruction, when described instruction is in the meter
When being run on calculation machine, the technical solution of above method embodiment may be implemented in the computer.
Finally, it should be noted that one of ordinary skill in the art will appreciate that whole in above-described embodiment method or
Part flow is that relevant hardware can be instructed to complete by computer program, and the program can be stored in a computer
In readable storage medium storing program for executing, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described to deposit
Storage media can be disk, CD, read-only memory (ROM) or random access memory (RAM) etc..
Each functional unit in the embodiment of the present invention can be integrated in a processing module, can also be each unit
Individually be physically present, can also two or more units be integrated in a module.Above-mentioned integrated module both can be with
It is realized, can also be realized in the form of software function module in the form of hardware.If the integrated module is with software
The form of function module realizes, and when sold or used as an independent product, can also be stored in one and computer-readable deposit
In storage media.Storage medium mentioned above can be read-only memory, disk or CD etc..
The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；Although with reference to aforementioned each reality
Applying example, invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each
Technical solution recorded in embodiment is modified, and either carries out equivalent replacement to which part or all technical features；And
These modifications or replacements, the range for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of information transferring method, which is characterized in that including：
First node equipment sends friend request frame, the friend request frame to second node equipment before entering a sleep state
Include that the first node equipment enters the minimum Wakeup interval after sleep state and maximum Wakeup interval；
The first node equipment receives the friend that the second node equipment returns and authorizes frame, and with the second node equipment
Build up friendship relationship, so that after the first node equipment enters the sleep state, the second node equipment caches mesh
Mark reaches the information of the first node equipment, wherein it includes target Wakeup interval that the friend, which authorizes frame, the target is called out
Interval wake up more than or equal to the minimum Wakeup interval, is less than or equal to the maximum Wakeup interval；
The first node equipment after entering the sleep state, be spaced the target Wakeup interval wake up it is primary, and with institute
It states second node equipment and carries out information exchange.
2. according to the method described in claim 1, it is characterized in that, when further including the first caching time-out in the friend request frame
Between, the first caching time-out time is first node equipment to second node device request, and target reaches the first segment
Maximum storage time of the information of point in the second node.
3. according to the method described in claim 1, it is characterized in that, the friend authorizes in frame when further including the second caching time-out
Between, it is more than described second when target reaches the time that the information of the first node equipment stores in the second node equipment
When caching time-out time, the second node equipment deletes described information.
4. requiring the method described in 3 according to claim, which is characterized in that the second caching time-out time is that the target is called out
The integral multiple at awake interval.
5. according to the described method of any one of claim 1-4, which is characterized in that the method further includes：
The first node equipment sends sleep notification frame when entering sleep state, to the second node equipment, so that the
Two node devices start caching of target after receiving the sleep notification frame and reach the information of first node equipment, and are spaced institute
It states target Wakeup interval and the described information of caching is sent to the first node equipment.
6. according to the method described in claim 5, it is characterized in that, the first node equipment is entering the sleep state
Afterwards, it is spaced the target Wakeup interval to wake up once, and information exchange is carried out with the second node equipment, including：
When the target Wakeup interval reaches, the first node equipment wakes up, and receives the second node equipment in institute
The cache information notification frame sent when target Wakeup interval reaches is stated, the cache information notification frame includes first node equipment
Unicast address, and indicate that whether there is or not the marks of cache information；
If the cache information notification frame includes corresponding to the mark for having cache information, the first node equipment receives institute
State cache information.
7. a kind of information carrying means, which is characterized in that including：
First sending module is asked for sending friend to second node equipment before entering a sleep state in first node equipment
Seek frame, the friend request frame includes that the minimum Wakeup interval that the first node equipment enters after sleep state and maximum are called out
It wakes up and is spaced；
First receiving module authorizes frame for receiving the friend that the second node equipment returns；
Module is established, is built up friendship relationship for establishing the first node equipment and the second node equipment, so that in institute
First node equipment is stated into after the sleep state, the second node equipment caching of target reaches the first node equipment
Information, wherein it includes target Wakeup interval that the friend, which authorizes frame, the target Wakeup interval be greater than or equal to it is described most
Small Wakeup interval is less than or equal to the maximum Wakeup interval；
Wake-up module, for after the first node equipment enters the sleep state, being spaced the target Wakeup interval and calling out
The awake primary first node equipment, so that the first node equipment carries out information exchange with the second node equipment.
8. device according to claim 7, which is characterized in that described device further includes：
Second sending module, for when the first node equipment enters sleep state, being sent to the second node equipment
Sleep notification frame, so that second node equipment starts caching of target arrival first node after receiving the sleep notification frame and sets
Standby information, and be spaced the target Wakeup interval and the described information of caching is sent to the first node equipment.
9. a kind of node device, which is characterized in that including：
Processor；
Bluetooth module, for establishing blueteeth network with other bluetooth equipments；
Memory, the executable instruction for storing the processor；
When the processor executes the executable instruction, the side described in any one of the claims 1-6 may be implemented
Method.
10. a kind of computer readable storage medium, including instruction, when described instruction is run on the computer, the meter
The method described in any one of the claims 1-6 may be implemented in calculation machine.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810272506.6A CN108551668B (en) | 2018-03-29 | 2018-03-29 | Information transmission method, device, equipment and storage medium |
| PCT/CN2018/120721 WO2019184455A1 (en) | 2018-03-29 | 2018-12-12 | Information transmission method and apparatus, device and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810272506.6A CN108551668B (en) | 2018-03-29 | 2018-03-29 | Information transmission method, device, equipment and storage medium |
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| WO (1) | WO2019184455A1 (en) |
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| CN111385860A (en) * | 2020-03-10 | 2020-07-07 | 南通大学 | Message priority based Bluetooth Mesh low-power consumption node on-demand awakening method |
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| CN112511992A (en) * | 2020-12-14 | 2021-03-16 | 北京百瑞互联技术有限公司 | Method, device and medium for data interaction after dormancy awakening of Bluetooth MESH low-power-consumption node |
| CN113411790A (en) * | 2020-03-16 | 2021-09-17 | 瑞昱半导体股份有限公司 | Low-power-consumption Bluetooth mesh network system and communication method thereof |
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Also Published As
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| CN108551668B (en) | 2020-06-09 |
| WO2019184455A1 (en) | 2019-10-03 |
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