CN107509216A - Wireless network dispatching method and device - Google Patents
Wireless network dispatching method and device Download PDFInfo
- Publication number
- CN107509216A CN107509216A CN201610416597.7A CN201610416597A CN107509216A CN 107509216 A CN107509216 A CN 107509216A CN 201610416597 A CN201610416597 A CN 201610416597A CN 107509216 A CN107509216 A CN 107509216A
- Authority
- CN
- China
- Prior art keywords
- application
- transmission
- type
- node
- packet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04W28/021—Traffic management, e.g. flow control or congestion control in wireless networks with changing topologies, e.g. ad-hoc networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/29—Control channels or signalling for resource management between an access point and the access point controlling device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/535—Allocation or scheduling criteria for wireless resources based on resource usage policies
Landscapes
- 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 wireless network dispatching method and device, wherein, have in the wireless network node access at least a type of application when, the wireless network dispatching device includes：First acquisition unit, it is used to obtain parameter corresponding with each type of application, the packet attribute of each type of application of the parameter characterization；Wherein, parameter type corresponding to different types of application is identical；First determining unit, it is used to be determined to transmit the transmission conditions of the application and the mapping relations of transmission means according to the parameter；First transmitting element, it is used to send the mapping relations to the node for needing to obtain the mapping relations.Pass through the said apparatus of the present embodiment, can be when network application demand changes, centralized scheduling is carried out to the node in network, node is set to have access to a variety of different application types, meet diversified application demand, equalising network surplus resources, the neatly access state of concept transfer and application transport state.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of wireless network dispatching method and device.
Background technology
At present, wireless multi-hop network is only capable of accessing single application type suitable for node.In the wireless multi-hop network
Node accesses single application type, and during such as voice or video, the wireless multi-hop network where the node can realize the application
Transmission.
It should be noted that the introduction to technical background above be intended merely to it is convenient technical scheme is carried out it is clear,
Complete explanation, and facilitate the understanding of those skilled in the art and illustrate.Can not merely because these schemes the present invention
Background section is set forth and thinks that above-mentioned technical proposal is known to those skilled in the art.
The content of the invention
In wireless multi-hop network, various agreements, such as on-demand routing protocol (Ad hoc On-demand Distance
Vector Routing, AODV) or multipath agreement (Ad hoc On-demand multipath Distance Vector
Routing, AOMDV) it is previously deployed in the network equipment, and statically run, therefore, the flexibility of the wireless multi-hop network
Relatively low and closing, can not meet the actual demand of more application transports.
With the fast development of wireless multi-hop network, network user's number is on the increase, and is generated the transmission of a variety of applications and is needed
Ask.How to realize that the transmission applied more becomes current urgent problem to be solved in the wireless multi-hop network.
The embodiment of the present invention proposes a kind of wireless network dispatching method and device, and different types of application is converted into phase
It is the node formulation transmission strategy in network after same parameter type.Each node in network is according to the transmission strategy execution formulated
Transformation task, realize the centralized Control of node access state and application transport；So that node has access to a variety of different types
Application, meet diversified application transport demand, equalising network surplus resources, neatly the access state of concept transfer and
Application transport state.
The above-mentioned purpose of the embodiment of the present invention is achieved by the following technical solution：
One side according to embodiments of the present invention, there is provided a kind of wireless network dispatching device, wherein, in wireless network
When having the application that node has accessed at least one type in network, the device includes：
First acquisition unit, it is used to obtain parameter corresponding with each type of application, the parameter characterization each type
Application packet attribute；Wherein, parameter type corresponding to different types of application is identical；
First determining unit, it is used to determine the mapping for transmitting the transmission conditions and transmission means of the application according to the parameter
Relation；
First transmitting element, it is used to send the mapping relations to the node for needing to obtain the mapping relations.
Second aspect according to embodiments of the present invention, there is provided a kind of wireless network dispatching device, the device include：
3rd determining unit, it is used for when the application type of access node changes, it is determined that transmitting at least one class
The transmission conditions of the application of type；
4th determining unit, it is used to determine this according to the transmission conditions of transmission application and the mapping relations of transmission means
Transmission means corresponding to the transmission conditions that 3rd determining unit determines；
First processing units, it is used for the transmission that the application of at least one type is performed according to the transmission means.
3rd aspect according to embodiments of the present invention, there is provided a kind of network system, wherein, the system includes：Control
Node, it is characterised in that
The control node is used to obtain parameter corresponding with each type of application, is determined to transmit the application according to the parameter
Transmission conditions and transmission means mapping relations；Also, the mapping relations are sent, each type of application of the parameter characterization
Packet attribute, parameter type corresponding to different types of application are identical.
The beneficial effect of the embodiment of the present invention is, different types of to answer by the said apparatus and system of the present embodiment
It is the node formulation transmission strategy in network after identical parameters type is converted into.Each node in network is according to formulation
Strategy execution transformation task is transmitted, realizes the centralized Control of node access state and application transport；So that node has access to
A variety of different types of applications, meet diversified application transport demand, equalising network surplus resources, neatly concept transfer
Access state and application transport state.
With reference to following explanation and accompanying drawing, only certain exemplary embodiments of this invention is disclose in detail, specifies the original of the present invention
Reason can be in a manner of adopted.It should be understood that embodiments of the present invention are not so limited in scope.In appended power
In the range of the spirit and terms that profit requires, embodiments of the present invention include many changes, modifications and are equal.
The feature for describing and/or showing for a kind of embodiment can be in a manner of same or similar one or more
Used in individual other embodiment, it is combined with the feature in other embodiment, or substitute the feature in other embodiment.
It should be emphasized that term "comprises/comprising" refers to the presence of feature, one integral piece, step or component when being used herein, but simultaneously
It is not excluded for the presence or additional of one or more further features, one integral piece, step or component.
Brief description of the drawings
Many aspects of the present invention may be better understood with reference to following accompanying drawing.Part in accompanying drawing is not proportional paints
System, and it is intended merely to show the principle of the present invention.For the ease of showing and describing some parts of the present invention, corresponded in accompanying drawing
Part may be exaggerated or minimized.Element and feature described in the accompanying drawing of the present invention or a kind of embodiment can be with
The element and feature shown in one or more other accompanying drawings or embodiment is combined.In addition, in the accompanying drawings, similar mark
Number corresponding part in several accompanying drawings is represented, and may be used to indicate the corresponding component used in more than one embodiment.
In the accompanying drawings：
Fig. 1 is wireless network dispatching method flow chart in the present embodiment 1；
Fig. 2 is that application type changes schematic diagram of a scenario in the present embodiment 1；
Fig. 3 is that application type changes schematic diagram of a scenario in the present embodiment 1；
Fig. 4 is wireless network dispatching method flow chart in the present embodiment 2；
Fig. 5 is wireless network dispatching device schematic diagram in the present embodiment 3；
Fig. 6 is the first determining unit schematic diagram in the present embodiment 3；
Fig. 7 is that wireless network dispatching device hardware forms schematic diagram in the present embodiment 3；
Fig. 8 is wireless network dispatching device schematic diagram in the present embodiment 4；
Fig. 9 is that wireless network dispatching device hardware forms schematic diagram in the present embodiment 4；
Figure 10 is wireless network scheduling model schematic diagram in the present embodiment 5.
Embodiment
Referring to the drawings, will be apparent by following specification, the foregoing and further feature of the embodiment of the present invention.This
A little embodiments are exemplary, are not limitations of the present invention.In order to enable those skilled in the art to easy geography
The principle and embodiment of the present invention is solved, the embodiment of the present invention illustrates by taking wireless multi-hop network as an example, it is to be understood that, this
Inventive embodiments are not limited to wireless multi-hop network, for example, method and apparatus provided in an embodiment of the present invention be also applied for it is other
Need the network of progress wireless network scheduling.
The embodiment of the present invention is illustrated with reference to the accompanying drawings.
Embodiment 1
The present embodiment 1 provides a kind of wireless network dispatching method；Applied to the control node in wireless multi-hop network, example
Such as, the control node can be the gateway node in wireless network, and Fig. 1 is the wireless network dispatching method flow chart, such as Fig. 1 institutes
Show, when having the application that node has accessed at least one type in wireless multi-hop network, this method includes：
Step 101, parameter corresponding with each type of application, the data of each type of application of the parameter characterization are obtained
Bag attribute；Wherein, parameter type corresponding to different types of application is identical；
Step 102, determined to transmit the transmission conditions of the application and the mapping relations of transmission means according to the parameter；
Step 103, the mapping relations are sent to the node for needing to obtain the mapping relations.
By the above method of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
In the present embodiment, the different types of application can include video, voice, data etc., different types of application
With different performance criterias, above-mentioned application type can also be finely divided according to real-time with non-real-time requirement, such as language
Dialogue and message in sound, the relay in video and monitoring, the meter reading data in data and downloading data, etc..
Wherein, for the ease of formulating transmission strategy for different types of application, the scheduling of centralization is realized, in the present embodiment
In, different types of application is converted into parameter of the same race (parameter of same type) R, the parameter can characterize each type of answer
Packet attribute, such as the parameter type can be data transmission time upper limit Di, internodal data be bundled into work(transfer rate pi
Or data packet length Li, wherein, i represents the affiliated application type of packet, but the present embodiment is not in this, as limitation.In this reality
Apply in example, parameter type corresponding to the different types of application is identical, but parameter value corresponding to the different types of application can phase
Same or different, its parameter value size is relevant with the packet attribute of the different types of application.
For example, when different types of application is video, voice, data, sent if the parameter type of conversion is data
Time upper limit, then parameter value size meets relation corresponding to each application type：Dvideo<Dvoice<Ddata；If the parameter class of conversion
Type is that internodal data is bundled into work(transfer rate, then parameter value size meets relation corresponding to each application type：pvideo<pvoice<
pdataIf the parameter type of conversion is data packet length, parameter value size meets relation corresponding to each application type：Lvideo<
Lvoice<Ldata。
In a step 101, at least one application type of source node transmission can be first obtained by control node, is saved by control
Different types of application is converted into parameter R of the same race by point；Or its different types of application can also be turned by source node itself
Parameter R of the same race is turned to, and parameter value corresponding to all types of applications after conversion is sent to the control node, is saved by the control
Point receives parameter corresponding to all types of applications.
In a step 102, at least one transmission conditions can be determined according to the parameter of acquisition, and determines every kind of transmission conditions
Corresponding transmission means, the mapping relations of transmission conditions and transmission means are thereby determined that, i.e. transmission strategy.
In the present embodiment, can the parameter according to corresponding to different types of application determine packet remaining time and number
According to the relation of the time needed for bag transmission, different transmission conditions are determined according to the relation；
Wherein, it is determined that the relation is transmitted for the packet remaining time of a type of application less than or equal to the packet
During the required time, using the relation as first transmission conditions；It is determined that the relation is the packet of a type of application
Remaining time is more than the time needed for packet transmission and less than or equal to the time needed for packet transmission and first threshold
During sum, using the relation as the second transmission conditions；It is determined that the relation is the packet remaining time of all types of applications
When being all higher than the time needed for packet transmission with first threshold sum, using the relation as the 3rd transmission conditions；Wherein, should
First threshold can be preset according to network demand.
For example, packet remaining time is d, it is T the time required to packet transmissioni m, the first threshold is δ；Then by formula (1)
In conditional be defined as the first transmission conditions, the conditional in formula (2) is defined as the second transmission conditions, by formula (3)
Conditional is defined as the 3rd transmission conditions；
d≤Ti m；Formula (1)
Ti m<d≤Ti m+δ；Formula (2)
D ＞ Ti m+δ；Formula (3)
Wherein, in formula (1) and formula (2), i applies one of them to be polytype, i.e., polytype application
In a kind of application meet formula (1), then meet that a kind of application in the first transmission conditions, or polytype application meets formula
(2) the second transmission conditions, are then met；In formula (3), i is all types of applications, i.e., each in polytype application should
With the formula that is satisfied by (3), then meet the 3rd transmission conditions, wherein, d is determined according to parameter corresponding to different types of application, and really
Determine transmission conditions.
The node A illustrated below that works as accesses polytype application, and is respectively data transmission time in parameter type
Upper limit Di, internodal data be bundled into work(transfer rate piOr data packet length LiWhen, how transmission conditions are determined according to parameter.
For example, it is data transmission time upper limit D in parameter typeiWhen, due to the application of the type packet residue when
Between be d=Di-(TA-Ti send), wherein, TARepresent node A local zone time (current time), Ti sendRepresent that source node sends number
According to the time of bag；I.e. in DiWhen meeting formula (4), d and Ti mMeet formula (1), i.e. the first transmission conditions, in DiWhen meeting formula (5), d
And Ti mMeet formula (2), i.e. the second transmission conditions, in DiWhen meeting formula (6), d and Ti mMeet formula (3), i.e. the 3rd transmission conditions.
Di≤Ti m+TA-Ti send；Formula (4)
Ti m+TA-Ti send<Di≤TA-Ti send+Ti m+δ；Formula (5)
Di＞ TA-Ti send+Ti m+δ；Formula (6)
Wherein, in formula (4) and formula (5), i applies one of them to be polytype, i.e., polytype application
In a kind of application meet formula (4), then meet that a kind of application in the first transmission conditions, or polytype application meets formula
(5) the second transmission conditions, are then met；In formula (6), i is all types of applications, i.e., each in polytype application should
With the formula that is satisfied by (6), then meet the 3rd transmission conditions.
For example, it is that internodal data is bundled into work(transfer rate p in parameter typeiWhen, due to internodal data bag Successful transmissions
The required time is Ti s=Ti/pi, wherein, TiThe average transmission time between the node of the packet of application, the packet is from section
Point A is T the time required to reaching destination node transmissioni m=hi×Ti s, wherein, hiTo reach the hop count of destination node from node A, i.e.,
In piWhen meeting formula (7), d and Ti mMeet formula (1), i.e. the first transmission conditions, in piWhen meeting formula (8), d and Ti mMeet formula (2),
That is the second transmission conditions, in piWhen meeting formula (9), d and Ti mMeet formula (3), i.e. the 3rd transmission conditions.
Wherein, in formula (7) and formula (8), i applies one of them to be polytype, i.e., polytype application
In a kind of application meet formula (7), then meet that a kind of application in the first transmission conditions, or polytype application meets formula
(8) the second transmission conditions, are then met；In formula (9), i is all types of applications, i.e., each in polytype application should
With the formula that is satisfied by (9), then meet the 3rd transmission conditions.
For example, it is data packet length L in parameter typeiWhen, due to average transmission time between the node of the packet of application
ForWherein, r is data packet transmission rates, i.e., in LiWhen meeting formula (10), d and Ti mMeet formula (1), i.e., the first transmission
Condition, in LiWhen meeting formula (11), d and Ti mMeet formula (2), i.e. the second transmission conditions, in LiWhen meeting formula (12), d and Ti mIt is full
Sufficient formula (3), i.e. the 3rd transmission conditions.
Wherein, in formula (10) and formula (11), i applies one of them to be polytype, i.e., polytype to answer
A kind of application in meets formula (10), then meets that a kind of application in the first transmission conditions, or polytype application meets
Formula (11), then meet the second transmission conditions；In formula (12), i is all types of applications, i.e., each in polytype application
Kind application is satisfied by formula (12), then meets the 3rd transmission conditions.
In the present embodiment, it is different to transmit the relation determination of required time according to packet remaining time from packet
Transmission conditions exemplified by illustrate, but the present embodiment, not in this, as limitation, transmission conditions are also not necessarily limited to the above three in addition
Kind, such as can be by setting more than one threshold value, to set more than three transmission conditions, the present embodiment is not in this, as limit
System.
In the present embodiment, transmission means corresponding to different transmission conditions includes：According to predetermined different types of application
Priority orders, perform the data transfer of the different types of application, the preferential application for performing one of which type successively
Data transfer or the data transfer for abandoning performing the application of wherein at least one type.But the present embodiment is not restricted to this, example
Such as, the next-hop node of the transmission means also data transfer including different application type.
In a step 102, the mapping relations are defined as under the 3rd transmission conditions, and the transmission means is defined as into basis
The priority orders of predetermined different types of application, the data transfer of the different types of application is performed successively；This second
Under transmission conditions, the transmission means is defined as to the data transfer of the preferential application for performing one of which type；In first biography
Under the conditions of defeated, the transmission means is defined as abandoning performing to the data transfer of the application of wherein at least one type.
In the present embodiment, the mapping relations can be stored by mapping table, and table 1 is one of the mapping table
The schematic diagram of embodiment, it is illustrated below node A access data (i=1), voice (i=2), video (i=3) this three
During the application of type, how mapping relations are determined；Wherein, the order of predetermined priority P is P1<P2<P3, and the ginseng converted
Numerical value is respectively data transmission time upper limit D1, D2, D3；
For example,D1＞ TA-T1 send+T1 m+ δ,When, that is, have
A type of application -- voice meets above-mentioned formula (4), equivalent to the first transmission conditions are met, then due to arrival node A language
The remaining time of sound packet, deficiency was defined as abandoning the packet biography of voice for transmission to destination node, then transmission means
It is defeated, at this moment, the packet transmission of other two kinds of applications can be carried out, such as can be according to video and the priority of data
Order is transmitted successively；
For example,D1＞
TA-T1 send+T1 mDuring+δ, that is, there is a type of application -- voice meets above-mentioned formula (5), equivalent to meeting the second transmission conditions,
Then because the remaining time for the VoP for reaching node A meets to be transferred to destination node, but less than needed for packet transmission
Time and first threshold and, i.e. remaining time is more nervous, then transmission means is the preferential language for carrying out priority and being less than video
The packet transmission of sound, after the packet transmission of voice is completed, is transmitted successively according to the priority orders of video and data；
For example,D1＞ TA-T1 send+T1 m+ δ,When, i.e.,
All types of applications：Voice, video and data are satisfied by above-mentioned formula (6), equivalent to meet the 3rd transmission conditions, then by
Packet transmission institute is all higher than in the remaining time of arrival node A VoP, video data bag and general data bag
Take time it is with first threshold and, i.e. remaining time is more loose, then transmission means is according to the order P of predetermined priority1<P2<
P3, video, voice and data are transmitted successively.
In this example, transmission means also includes the next-hop node of every kind of application type, specific as shown in table 1, herein
Repeat no more.
Table 1
Above only using application type as data, voice, video, parameter type be the data transmission time upper limit exemplified by illustrate such as
What determines mapping table, but the present embodiment is not in this, as limitation.
In the present embodiment, before step 103, this method also includes (not shown)：The application type of access is occurred
The node of change is defined as needing the node for obtaining the mapping table.
Fig. 2 and Fig. 3 is the schematic diagram of a scenario of the node that application type changes in the present embodiment, as shown in Fig. 2 node
A1And S1For the node in legacy network, single application type is accessed -- voice, node B and S2For the node in New-deployed Network,
The application type of access is video, its interior joint A1For the access node of New-deployed Network and legacy network, then node A1New access
Application type -- video, i.e. node A1The application type of access is changed, and control node determines node A1To need to be somebody's turn to do
The node of mapping table；As shown in figure 3, node S3Transmitting original application type -- in the case of data, having increased newly again should
With type -- video, i.e. node S3The application type of access is changed, and control node determines node S3Reflected to need to obtain this
Penetrate the node of relation table.
In step 103, the mapping relations are sent to the node for needing acquisition mapping relations, to receive the mapping
The node of relation determines it in the transmission conditions in meeting mapping table, performs transmission side corresponding with the transmission conditions
Formula.
In the present embodiment, after step 101, this method can also include (not shown)：Judge whether bandwidth can expire
The transmission of the polytype application of foot, when meeting, step 102 is performed, otherwise return to step 101 adjusts the application of each type
Corresponding parameter value.
By the above method of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
Embodiment 2
The present embodiment 2 provides a kind of wireless network dispatching method, is changed applied to the application type accessed in network
Node, Fig. 4 is the wireless network dispatching method flow chart in the present embodiment, as shown in figure 4, this method includes：
Step 401, when the application type of access node changes, it is determined that transmitting the biography of the application of at least one type
Defeated condition；
Step 402, the transmission conditions pair are determined according to the mapping relations of the transmission conditions of transmission application and transmission means
The transmission means answered；
Step 403, the transmission of the application of at least one type is performed according to the transmission means.
By the above method of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
In the present embodiment, before step 401, this method can also include：
Step 400 (not shown), receives the mapping relations；And obtain parameter corresponding to the application type of access；
Wherein, the embodiment of the parameter refer to embodiment 1, be not repeated herein.
In the present embodiment, the node can obtain the mapping relations from control node.
In the present embodiment, the embodiment of the mapping relations refer to embodiment 1, be not repeated herein.
In step 401 and 402, in each transmission cycle of the node, judge that it is currently accessed polytype
Whether meet a kind of transmission conditions in mapping relations using corresponding parameter；And according to mapping relations determination and transmission conditions
Corresponding transmission means, in step 403, the transmission of the application of at least one type is performed according to the transmission means.
For example, when the packet for a variety of applications for being defined as needing to send meets three transmission conditions, according to predetermined
The priority orders of different types of application, the data transfer of the different types of application is performed successively；It is being defined as needing to send out
When the packet for a variety of applications sent meets the second transmission conditions, the data transfer of the preferential application for performing one of which type；
When the packet for a variety of applications for being defined as needing to send meets the first transmission conditions, abandon performing wherein at least one type
Application data transfer.
By the above method of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
Embodiment 3
The present embodiment 3 additionally provides a kind of wireless network dispatching device, because the device solves principle and the implementation of problem
Method in example 1 is similar, therefore its specific implementation is referred to the implementation of the method for embodiment 1, repeats part and repeats no more.
Fig. 5 is the embodiment schematic diagram of wireless network dispatching device in the present embodiment, and the device is applied in network
Control node, as shown in figure 5, when having the application that node has accessed at least one type in the wireless network, the device 500 wraps
Include：
First acquisition unit 501, it is used to obtain parameter corresponding with each type of application, and the parameter characterization is per species
The packet attribute of the application of type；Wherein, parameter type corresponding to different types of application is identical；
First determining unit 502, it is used to be determined to transmit the transmission conditions and transmission means of the application according to the parameter
Mapping relations；
First transmitting element 503, it is used to send the mapping relations to the node for needing to obtain the mapping relations.
In the present embodiment, first acquisition unit 501, the first determining unit 502, the specific reality of the first transmitting element 503
The mode of applying refer to step 101~103 in embodiment 1, be not repeated herein.
In the present embodiment, the embodiment of the application type and parameter type may be referred to embodiment 1, herein not
Repeat.
In the present embodiment, the device can also include：
Second determining unit (optional), it is used to be defined as needing to obtain by the node that the application type of access changes
The node of the mapping relations；
And the first transmitting element 503 sends the mapping relations node determined to second determining unit.
Fig. 6 is a kind of embodiment schematic diagram of the first determining unit 502 in the present embodiment, as shown in fig. 6, this is first true
Order member 502 includes：
Transmission conditions determining unit 601, it is used for the parameter according to corresponding to different types of application and determines that the packet remains
The relation of remaining time and the time needed for packet transmission, different transmission conditions are determined according to the relation；
Transmission means determining unit 602, it is used to determine the transmission means under different transmission conditions, the transmission means
Including：According to the priority orders of predetermined different types of application, perform successively the different types of application data transfer,
The data transfer of the preferential application for performing one of which type or the data biography for abandoning performing the application of wherein at least one type
It is defeated.
Wherein, the transmission conditions determining unit 601 is when it is determined that the relation is the packet residue of a type of application
Between be less than or equal to the packet transmission needed for time when, using the relation as first transmission conditions；And the transmission means
Transmission means corresponding to first transmission conditions is defined as abandoning the data for performing a type of application by determining unit 602
Bag transmission；
The transmission conditions determining unit 601 is it is determined that the relation is more than for the packet remaining time of a type of application
When the packet transmits required time and the time required less than or equal to packet transmission and first threshold sum, this is closed
System is used as the second transmission conditions；And the transmission means determining unit 602 is true by transmission means corresponding to second transmission conditions
It is set to the packet transmission for preferentially performing a type of application；
The transmission conditions determining unit 601 is it is determined that the relation is big for the packet remaining time of all types of applications
When the time needed for packet transmission is with first threshold sum, using the relation as the 3rd transmission conditions；And the transmission
Transmission means corresponding to 3rd transmission conditions is defined as according to predetermined different application types by mode determining unit 602
Priority orders, the packet transmission of the different types of application is performed successively.
Wherein, transmission means determining unit 602 is additionally operable to determine the next-hop section of the data transfer of different types of application
Point.
Fig. 7 is that the hardware of wireless network dispatching device of the embodiment of the present invention forms schematic diagram, as shown in fig. 7, device 700 can
With including：One interface (not shown), central processing unit (CPU) 720 and memory 710；Memory 710 is coupled to center
Processor 720.Wherein memory 710 can store various data；The program of wireless network scheduling is additionally stored, and in center
The program is performed under the control of processor 720, and stores various default values and predetermined condition etc..
In one embodiment, the function of wireless network dispatching device can be integrated into central processing unit 720.Its
In, when having the application that node has accessed at least one type in the wireless network, central processing unit 720 can be configured as：Obtain
Take parameter corresponding with each type of application, the packet attribute of each type of application of the parameter characterization；Wherein, inhomogeneity
Parameter type corresponding to the application of type is identical；The mapping of the transmission conditions and transmission means of the transmission application is determined according to the parameter
Relation；The mapping relations are sent to the node for needing to obtain the mapping relations.
Wherein, central processing unit 720 can be additionally configured to：The node that the application type of access changes is defined as
Need to obtain the node of the mapping relations；
Wherein, central processing unit 720 can be additionally configured to：The number is determined according to parameter corresponding to different types of application
According to the relation of bag remaining time and the time needed for packet transmission, different transmission conditions are determined according to the relation；It is determined that
Transmission means under different transmission conditions, the transmission means include：It is suitable according to the priority of predetermined different types of application
Sequence, perform successively the data transfer of the different types of application, the data transfer of the preferential application for performing one of which type or
Abandon performing the data transfer of the application of wherein at least one type.
Wherein, central processing unit 720 can be additionally configured to：It is determined that the relation is the packet of a type of application
When remaining time is less than or equal to the time needed for packet transmission, using the relation as first transmission conditions；By this first
Transmission means corresponding to transmission conditions is defined as abandoning the packet transmission for performing a type of application；
It is determined that the relation for a type of application packet remaining time be more than the packet transmission needed for when
Between and during less than or equal to time and first threshold sum needed for packet transmission, using the relation as the second transmission conditions；
The packet that transmission means corresponding to second transmission conditions is defined as preferentially performing to a type of application transmits；
It is determined that the relation is all higher than needed for packet transmission for the packet remaining time of all types of applications
When time is with first threshold sum, using the relation as the 3rd transmission conditions；By transmission means corresponding to the 3rd transmission conditions
It is defined as the priority orders according to predetermined different application types, the packet for performing the different types of application successively passes
It is defeated.
Wherein, central processing unit 720 can be additionally configured to：Determine the next-hop of the data transfer of different types of application
Node.
In another embodiment, can also by above-mentioned wireless network dispatching device configure with central processing unit 720
In the chip (not shown) of connection, the function of wireless network dispatching device is realized by the control of central processing unit 720.
In the present embodiment, the device 700 can also include：Sensor 701, transceiver 704 and power module 705 etc.；
Wherein, similarly to the prior art, here is omitted for the function of above-mentioned part.It is worth noting that, device 700 is not must yet
All parts shown in Fig. 7 need be included；, can be with addition, the device 700 can also include the part that is not shown in Fig. 7
With reference to prior art.
By the said apparatus of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
Embodiment 4
The present embodiment 4 additionally provides a kind of wireless network dispatching device, because the device solves principle and the implementation of problem
The method of example 2 is similar, therefore its specific implementation is referred to the implementation of the method for embodiment 2, repeats part and repeats no more.
Fig. 8 is the embodiment schematic diagram of wireless network dispatching device in the present embodiment, as shown in figure 8, the device 800 wraps
Include：
3rd determining unit 801, it is used for when the application type of access node changes, it is determined that transmission is at least one
The transmission conditions of the application of type；
4th determining unit 802, it is used for according to the transmission conditions of transmission application and the mapping relations of transmission means come really
Transmission means corresponding to the transmission conditions that fixed 3rd determining unit determines；
First processing units 803, it is used for the transmission that the application of at least one type is performed according to the transmission means.
In the present embodiment, the 3rd determining unit 801, the 4th determining unit 802, the specific reality of first processing units 803
The mode of applying refer to step 401~403 in embodiment 2, be not repeated herein.
In the present embodiment, the device can also include：
First receiving unit (not shown, optional), it is used to receive the mapping relations, and obtains the application type of access
Corresponding parameter.
Fig. 9 is that the hardware of wireless network dispatching device of the embodiment of the present invention forms schematic diagram, as shown in figure 9, device 900 can
With including：One interface (not shown), central processing unit (CPU) 920 and memory 910；Memory 910 is coupled to center
Processor 920.Wherein memory 910 can store various data；The program of wireless network scheduling is additionally stored, and in center
The program is performed under the control of processor 920, and stores various default values and predetermined condition etc..
In one embodiment, the function of wireless network dispatching device can be integrated into central processing unit 920.Its
In, central processing unit 920 can be configured as：When the application type of access node changes, it is determined that transmission is at least one
The transmission conditions of the application of type；Determine that the 3rd is true according to the mapping relations of the transmission conditions of transmission application and transmission means
Transmission means corresponding to the transmission conditions that order member determines；The biography of the application of at least one type is performed according to the transmission means
It is defeated.
In another embodiment, can also by above-mentioned wireless network dispatching device configure with central processing unit 920
In the chip (not shown) of connection, the function of wireless network dispatching device is realized by the control of central processing unit 920.
In the present embodiment, the device 900 can also include：Sensor 901, transceiver 904 and power module 905 etc.；
Wherein, similarly to the prior art, here is omitted for the function of above-mentioned part.It is worth noting that, device 900 is not must yet
All parts shown in Fig. 9 need be included；, can be with addition, the device 900 can also include the part that is not shown in Fig. 9
With reference to prior art.
By the said apparatus of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
Embodiment 5
Software defined network (Soft Defined Network, SDN) technology is capable of the chain of command of separated network well
(control plane) and data surface (data plane), and can realize and dynamically increase or delete network application or agreement.
The present embodiment 5 is based on SDN technologies, and wireless multi-hop network is divided into application surface (application plane), chain of command sum
According to face, on this basis, it is proposed that a kind of wireless network dispatching device that can realize more application types transmission, will in application surface
A variety of different application types are converted into same parameters type, and the node formulation optimal transmission strategy in chain of command is network simultaneously will
The node in policy distribution to network is transmitted, in data surface according to transmission strategy control node state in real time, each section in network
Transmission strategy execution transformation task of the point according to formulation, realize the centralized Control of node access state and application transport；So that
Node has access to a variety of different application types, meets diversified application demand, equalising network surplus resources, neatly changes
The access state and application transport state of node.
Figure 10 is wireless network scheduling model schematic diagram in the present embodiment, and as shown in Figure 10, the wireless network is divided into application
Face 1001, chain of command 1002 and data surface 1003, wherein, application surface 1001 obtains parameter corresponding with each type of application,
The packet attribute of each type of application of the parameter characterization；Wherein, parameter type corresponding to different types of application is identical；Control
Face 1002 processed determines to transmit the transmission conditions of the application and the mapping relations of transmission means according to the parameter；The mapping relations are sent out
Delivering to needs the node for obtaining the mapping relations；According to the data transfer shape of the mapping table control node in data surface 1003
State.
By the said apparatus of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
Embodiment 6
The present embodiment 6 additionally provides a kind of network system, and the network system includes：Control node, wherein, the control node
Including the wireless network dispatching device in embodiment 3, for obtaining parameter corresponding with each type of application, according to the parameter
It is determined that transmit the transmission conditions of the application and the mapping relations of transmission means；Also, the mapping relations are sent, wherein, the parameter
The packet attribute of each type of application is characterized, parameter type corresponding to different types of application is identical.
In the present embodiment, the network system also includes：First node；
The first node includes the wireless network dispatching device in embodiment 4, for receiving reflecting for control node transmission
Relation is penetrated, when the application type of the first node changes, it is determined that transmitting the transmission conditions of the application of at least one type；
Transmission means corresponding to determining the transmission conditions according to the mapping relations；At least one type is performed according to the transmission means
Application transmission.
Wherein, the content of embodiment 3 and 4 is herein incorporated, be not repeated herein.
By the said system of the present embodiment, there can be node to access at least one type in wireless multi-hop network
Using when, in network node carry out centralized scheduling, node is accessed a variety of different types of applications simultaneously, meet
Diversified application transport demand, equalising network surplus resources, the neatly access state of concept transfer and application transport shape
State.
The embodiment of the present invention also provides a kind of computer-readable program, wherein should when being performed in wireless network dispatching device
During program, the program cause computer performed in the wireless network dispatching device such as example 1 above~2 in any one institute
The wireless network dispatching method stated.
The embodiment of the present invention also provides a kind of storage medium for being stored with computer-readable program, and wherein this is computer-readable
Program causes computer to perform the wireless network in example 1 above~2 described in any one in wireless network dispatching device
Dispatching method.
With reference to the embodiment of the present invention describe the image in image processing system formed method can be embodied directly in hardware,
By the software module of computing device or the two combination.For example, one or more of functional block diagram shown in Fig. 5-10 and/
Or one or more combinations of functional block diagram, each software module of computer program flow had both been can correspond to, can also be right
Should be in each hardware module.These software modules, Fig. 1 can be corresponded respectively to, each step shown in 4.These hardware modules
Such as these software modules are solidified using field programmable gate array (FPGA) and realized.
Software module can be located at RAM memory, flash memory, ROM memory, eprom memory, eeprom memory, post
Storage, hard disk, mobile disk, the storage medium of CD-ROM or any other form known in the art.One kind can be deposited
Storage media is coupled to processor, so as to enable a processor to from the read information, and can be write to the storage medium
Information；Or the storage medium can be the part of processor.Processor and storage medium can be located in ASIC.This is soft
Part module can be stored in the memory of image processing system, can also be stored in the storage card of pluggable image processing system
In.
Combined for one or more of Fig. 5-10 functional block diagrams described and/or the one or more of functional block diagram,
It can be implemented as the general processor, digital signal processor (DSP), special integrated electricity for performing function described herein
Road (ASIC), field programmable gate array (FPGA) or other PLDs, discrete gate or transistor logic, divide
Found nextport hardware component NextPort or it is any appropriately combined.For one or more of Fig. 5-10 functional block diagrams described and/or function
One or more combinations of block diagram, are also implemented as the combination of computing device, for example, DSP and microprocessor combine, are multiple
Microprocessor, communicate the one or more microprocessors combined or any other this configuration with DSP.
Above in association with specific embodiment, invention has been described, it will be appreciated by those skilled in the art that this
A little descriptions are all exemplary, are not limiting the scope of the invention.Those skilled in the art can be according to the present invention
Spirit and principle various variants and modifications are made to the present invention, these variants and modifications are also within the scope of the invention.
On the embodiment of multiple embodiments including more than, following note is also disclosed.
Note 1, a kind of wireless network dispatching device, wherein, there is node to access at least one type in the wireless network
Application when, described device includes：
First acquisition unit, it is used to obtain parameter corresponding with each type of application, and the parameter characterization is per species
The packet attribute of the application of type；Wherein, parameter type corresponding to different types of application is identical；
First determining unit, it is used to determine to transmit the transmission conditions of the application and transmission means according to the parameter
Mapping relations；
First transmitting element, it is used to send the mapping relations to the node for needing to obtain the mapping relations.
Note 2, the device according to note 1, wherein, described device also includes：
Second determining unit, it is used to be defined as reflecting described in needs acquisition by the node that the application type of access changes
Penetrate the node of relation；
And first transmitting element sends the mapping relations node determined to second determining unit.
Note 3, the device according to note 1, wherein, the parameter type is between the data transmission time upper limit, node
Packet Successful transmissions rate or data packet length.
Note 4, the device according to note 1, wherein, first determining unit includes：
Transmission conditions determining unit, it is used for the parameter according to corresponding to different types of application and determines that the packet is remaining
The relation of time and the time needed for packet transmission, different transmission conditions are determined according to the relation；
Transmission means determining unit, it is used to determine the transmission means under different transmission conditions, the transmission means
Including：According to the priority orders of predetermined different types of application, the data for performing the different types of application successively pass
The data transfer of defeated, the preferential application for performing one of which type or the data for abandoning performing the application of wherein at least one type
Transmission.
Note 5, the device according to note 4, wherein, the transmission conditions determining unit is it is determined that the relation is one
The packet remaining time of the application of type be less than or equal to the packet transmission needed for time when, using the relation as
First transmission conditions；And the transmission means determining unit determines transmission means corresponding to first transmission conditions
To abandon performing the packet transmission of a type of application；
The transmission conditions determining unit is it is determined that the relation is big for the packet remaining time of a type of application
When the packet transmits required time and the time required less than or equal to packet transmission and first threshold sum,
Using the relation as the second transmission conditions；And the transmission means determining unit will pass corresponding to second transmission conditions
Defeated mode is defined as preferentially performing the packet transmission of a type of application；
The transmission conditions determining unit is it is determined that the relation is equal for the packet remaining time of all types of applications
During more than the time needed for packet transmission with first threshold sum, using the relation as the 3rd transmission conditions；And
The transmission means determining unit by transmission means corresponding to the 3rd transmission conditions be defined as according to it is predetermined it is different should
With the priority orders of type, the packet transmission of the different types of application is performed successively.
Note 6, the device according to note 4, wherein, the transmission means determining unit is additionally operable to determine different type
Application data transfer next-hop node.
Note 7, a kind of wireless network dispatching device, wherein, described device includes：
3rd determining unit, it is used for when the application type of access node changes, it is determined that transmitting at least one class
The transmission conditions of the application of type；
4th determining unit, it is used for according to the transmission conditions of transmission application and the mapping relations of transmission means to determine
State transmission means corresponding to the transmission conditions of the 3rd determining unit determination；
First processing units, it is used for the transmission that the application of at least one type is performed according to the transmission means.
Note 8, the device according to note 7, wherein, described device also includes：
First receiving unit, it is used to receive the mapping relations.
Note 9, the device according to note 8, wherein, first receiving unit is additionally operable to obtain the application class of access
Parameter corresponding to type, the packet attribute of each type of application of parameter characterization；Wherein, corresponding to different types of application
Parameter type is identical.
Note 10, a kind of network system, wherein, the system includes：Control node, it is characterised in that
The control node is used to obtain parameter corresponding with each type of application, and transmission institute is determined according to the parameter
The transmission conditions of application and the mapping relations of transmission means are stated, and send the mapping relations, wherein, the parameter characterization is every
The packet attribute of the application of type, parameter type corresponding to different types of application are identical.
Note 11, system according to claim 10, wherein, the system also includes first node, and described first
Node is used to receive the mapping relations that the control node is sent, and becomes in the application type of first node access
During change, it is determined that transmitting the transmission conditions of the application of at least one type；The transmission conditions are determined according to the mapping relations
Corresponding transmission means；The transmission of the application of at least one type is performed according to the transmission means.
Claims (10)
1. a kind of wireless network dispatching device, wherein, when having the application that node has accessed at least one type in the wireless network,
Described device includes：
First acquisition unit, it is used to obtain parameter corresponding with each type of application, and the parameter characterization is each type of
The packet attribute of application；Wherein, parameter type corresponding to different types of application is identical；
First determining unit, it is used to determine the mapping for transmitting the transmission conditions and transmission means of the application according to the parameter
Relation；
First transmitting element, it is used to send the mapping relations to the node for needing to obtain the mapping relations.
2. device according to claim 1, wherein, described device also includes：
Second determining unit, it is used to be defined as needing to obtain the mapping pass by the node that the application type of access changes
The node of system；
And first transmitting element sends the mapping relations node determined to second determining unit.
3. device according to claim 1, wherein, the parameter type is the data transmission time upper limit, internodal data
It is bundled into work(transfer rate or data packet length.
4. device according to claim 1, wherein, first determining unit includes：
Transmission conditions determining unit, it is used for the parameter according to corresponding to different types of application and determines the packet remaining time
With the relation of the time needed for packet transmission, different transmission conditions are determined according to the relation；
Transmission means determining unit, it is used to determine the transmission means under different transmission conditions, and the transmission means includes：
According to the priority orders of predetermined different types of application, the data transfer, excellent of the different types of application is performed successively
First carry out the data transfer of the application of one of which type or abandon performing the data transfer of the application of wherein at least one type.
5. device according to claim 4, wherein, the transmission conditions determining unit is it is determined that the relation is a species
When the packet remaining time of the application of type is less than or equal to the time needed for packet transmission, using the relation as described in
First transmission conditions；And transmission means corresponding to first transmission conditions is defined as putting by the transmission means determining unit
Abandon the packet transmission for performing a type of application；
The transmission conditions determining unit is it is determined that the relation is more than institute for the packet remaining time of a type of application
When stating the time needed for packet transmission and transmitting the required time with first threshold sum less than or equal to the packet, by institute
Relation is stated as the second transmission conditions；And the transmission means determining unit is by transmission side corresponding to second transmission conditions
Formula is defined as preferentially performing the packet transmission of a type of application；
The transmission conditions determining unit is it is determined that the relation is all higher than for the packet remaining time of all types of applications
When the packet transmission required time is with first threshold sum, using the relation as the 3rd transmission conditions；It is and described
Transmission means corresponding to 3rd transmission conditions is defined as according to predetermined different application classes by transmission means determining unit
The priority orders of type, the packet transmission of the different types of application is performed successively.
6. device according to claim 4, wherein, the transmission means determining unit is additionally operable to determine different types of answer
The next-hop node of data transfer.
7. a kind of wireless network dispatching device, wherein, described device includes：
3rd determining unit, it is used for when the application type of access node changes, it is determined that transmitting at least one type
The transmission conditions of application；
4th determining unit, it is used to determine described the according to the transmission conditions of transmission application and the mapping relations of transmission means
Transmission means corresponding to the transmission conditions that three determining units determine；
First processing units, it is used for the transmission that the application of at least one type is performed according to the transmission means.
8. device according to claim 7, wherein, described device also includes：
First receiving unit, it is used to receive the mapping relations.
9. a kind of network system, wherein, the system includes：Control node, it is characterised in that
The control node is used to obtain parameter corresponding with each type of application, should according to the parameter determines transmission
The mapping relations of transmission conditions and transmission means, and the mapping relations are sent, wherein, the parameter characterization is per species
The packet attribute of the application of type, parameter type corresponding to different types of application are identical.
10. system according to claim 9, wherein, the system also includes first node, and the first node is used to connect
The mapping relations that the control node is sent are received, when the application type of first node access changes, it is determined that
Transmit the transmission conditions of the application of at least one type；Transmission corresponding to the transmission conditions is determined according to the mapping relations
Mode；The transmission of the application of at least one type is performed according to the transmission means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416597.7A CN107509216B (en) | 2016-06-14 | 2016-06-14 | Wireless network scheduling method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416597.7A CN107509216B (en) | 2016-06-14 | 2016-06-14 | Wireless network scheduling method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107509216A true CN107509216A (en) | 2017-12-22 |
| CN107509216B CN107509216B (en) | 2020-11-03 |
Family
ID=60678959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610416597.7A Active CN107509216B (en) | 2016-06-14 | 2016-06-14 | Wireless network scheduling method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107509216B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101035074A (en) * | 2007-02-16 | 2007-09-12 | 北京航空航天大学 | Non-confliction on-demand multi-address access method |
| CN101383775A (en) * | 2008-10-10 | 2009-03-11 | 北京邮电大学 | Multi-service mixed transmission implementing method in OFDM cooperation/relay system |
| CN101645830A (en) * | 2008-08-07 | 2010-02-10 | 中国移动通信集团公司 | Method for packet scheduling of multi-hop network and node device |
| CN101711044A (en) * | 2009-11-17 | 2010-05-19 | 中兴通讯股份有限公司 | Method and device for realizing load balance among neighboring cells |
| CN101945461A (en) * | 2010-09-07 | 2011-01-12 | 华中科技大学 | Multi-dimensional trust vector-based routing method |
| US20110116366A1 (en) * | 2009-10-16 | 2011-05-19 | Smith Alexander A | Systems and methods for automatically building and repairing a spanning tree flooding backbone in link state routed networks |
| CN102104975A (en) * | 2011-03-24 | 2011-06-22 | 黄东 | Method for traffic scheduling of wireless mesh network capable of shortening waiting delay |
| CN102123471A (en) * | 2010-12-15 | 2011-07-13 | 北京理工大学 | Stub network of Internet of things and seepage data transmission method thereof |
| CN102413510A (en) * | 2011-12-01 | 2012-04-11 | 大唐移动通信设备有限公司 | Cell access control method and device |
| CN104994590A (en) * | 2015-06-29 | 2015-10-21 | 上海华为技术有限公司 | Data transmission method and device |
| CN105050117A (en) * | 2015-07-10 | 2015-11-11 | 山东航天电子技术研究所 | Ad-hoc network communication method based on business type competition and coordination time division multiple access (TDMA) |
-
2016
- 2016-06-14 CN CN201610416597.7A patent/CN107509216B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101035074A (en) * | 2007-02-16 | 2007-09-12 | 北京航空航天大学 | Non-confliction on-demand multi-address access method |
| CN101645830A (en) * | 2008-08-07 | 2010-02-10 | 中国移动通信集团公司 | Method for packet scheduling of multi-hop network and node device |
| CN101383775A (en) * | 2008-10-10 | 2009-03-11 | 北京邮电大学 | Multi-service mixed transmission implementing method in OFDM cooperation/relay system |
| US20110116366A1 (en) * | 2009-10-16 | 2011-05-19 | Smith Alexander A | Systems and methods for automatically building and repairing a spanning tree flooding backbone in link state routed networks |
| CN101711044A (en) * | 2009-11-17 | 2010-05-19 | 中兴通讯股份有限公司 | Method and device for realizing load balance among neighboring cells |
| CN101945461A (en) * | 2010-09-07 | 2011-01-12 | 华中科技大学 | Multi-dimensional trust vector-based routing method |
| CN102123471A (en) * | 2010-12-15 | 2011-07-13 | 北京理工大学 | Stub network of Internet of things and seepage data transmission method thereof |
| CN102104975A (en) * | 2011-03-24 | 2011-06-22 | 黄东 | Method for traffic scheduling of wireless mesh network capable of shortening waiting delay |
| CN102413510A (en) * | 2011-12-01 | 2012-04-11 | 大唐移动通信设备有限公司 | Cell access control method and device |
| CN104994590A (en) * | 2015-06-29 | 2015-10-21 | 上海华为技术有限公司 | Data transmission method and device |
| CN105050117A (en) * | 2015-07-10 | 2015-11-11 | 山东航天电子技术研究所 | Ad-hoc network communication method based on business type competition and coordination time division multiple access (TDMA) |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107509216B (en) | 2020-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108632308B (en) | Control method, device, SMF, UPF, UE, PCF and AN | |
| CN111031080B (en) | Message transmission method and device | |
| CN104685920B (en) | The methods, devices and systems of transmission data | |
| CN101626596B (en) | Method, device and system for generating service distributing strategy | |
| WO2019158102A1 (en) | Method and device for determining qos description information | |
| CN110505653A (en) | A kind of method, equipment and the computer storage medium of service quality control | |
| CN108990125A (en) | Method, terminal device and the network equipment of data transmission | |
| CN104796227B (en) | A kind of data transmission method and equipment | |
| CN110267312A (en) | Method, equipment and the medium of method, management service quality stream that data are transmitted | |
| WO2021163895A1 (en) | Network model management method, session establishment or modification method, and apparatus | |
| CN108810903A (en) | A kind of configuration of data transmission and data transmission method and device | |
| CN1976343B (en) | Method and system for raising transmission control protocol data handling capacity | |
| CN108683683B (en) | Method and apparatus for transferring transmission characteristic information of multimedia data | |
| US8170043B2 (en) | System and method of communication protocols in communication systems | |
| CN104184663A (en) | Communication method and device based on software-defined network and integrated identification network | |
| CN103415062B (en) | A kind of network connection device, wireless router and method for connecting network | |
| CN110493823A (en) | A kind of data processing method and device | |
| CN108738071A (en) | A kind of method and device that resource is established | |
| CN113938904A (en) | Data transmission method and device | |
| CN106130855B (en) | The method and device of data processing | |
| CN109417533A (en) | Send the method and forwarding device of data | |
| CN105634993A (en) | Business driven-based satellite communication self-adaptive transmission method | |
| CN104009937B (en) | A kind of enhanced transmission selection standard configuration information transmission method and device | |
| US20240089779A1 (en) | Processing terminal device sensing data using a network function element | |
| He et al. | Cost-efficient heterogeneous data transmission in software defined vehicular networks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |