CN103929776B - A kind of jamming control method and device of MTC device access network - Google Patents
A kind of jamming control method and device of MTC device access network Download PDFInfo
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- CN103929776B CN103929776B CN201310012926.8A CN201310012926A CN103929776B CN 103929776 B CN103929776 B CN 103929776B CN 201310012926 A CN201310012926 A CN 201310012926A CN 103929776 B CN103929776 B CN 103929776B
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- 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
- H04W28/0215—Traffic management, e.g. flow control or congestion control based on user or device properties, e.g. MTC-capable devices
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Abstract
The invention discloses the jamming control method and device of a kind of MTC device access network, it is related to wireless communication field, its method comprises the following steps：Machine type communication MTC device receives the numbering of the urgency calculation criterion including at least one access grade of network side periodic broadcast and the management and control information for allowing to access urgency of at least one access grade；MTC device, according to its own access grade, utilizes received urgency calculation criterion to number the corresponding urgency calculation criterion searched and prestored when preparing to access；MTC device calculates itself access urgency in itself access grade according to the corresponding urgency calculation criterion found；MTC device by itself access urgency with it is described allow access urgency compared with, and judge whether MTC device initiates access request according to comparative result.The present invention adjusts the urgency calculation criterion of different access grades according to the real time status of network, improves the laser propagation effect of network.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to congestion control during a kind of MTC device access network
Method and device.
Background technology
MTC（Machine-Type Communications, machine type communication）Also referred to as M2M (Machine-to-
Machine, machine to machine) be between a kind of machine or equipment by way of network interacts communication.MTC device can be with
In the case of without manual intervention, whole communication process is independently completed.Because cordless communication network has end side need not
Manual routing, cost is relatively low, the characteristics such as ambulant network support can also be provided under hazardous environment so that with wireless
Communication network has obtained the extensive concern of industry as the MTC applications of carrying.MTC device generally all can be equipped with a nothing in front end
Line communication module, so as to realize its information-based application solution by existing mobile network.
With deepening continuously for research, the application prospect of MTC communication is also gradually clear, safety management, tracking in future
The fields such as service, health monitoring, remote control, long-range measurement and payment are required for realizing by MTC technologies.Relative to existing
H2H（Human to Human）For communication, a distinguishing feature of MTC communication is exactly the communication terminal quantity being related to will be non-
It is often huge.If at a time there are a considerable amount of equipment to be required for into row data communication in network, network will result in
Congestion；This congestion is probably data plane, it is also possible to signaling aspect, but be all unacceptable for network
's.With the continuous development of MTC technologies, it will there is the different MTC device of increasing characteristic to be introduced with different applications
Into real network, if all carrying out different congestion managements for every kind of different device network side, it will greatly increase net
The complexity of network.In addition, signaling consumption is initiated when MTC carries out access request in actual wireless network can also consume system money
Source；Particularly when network does not have available resources for MTC device in use, Signalling exchange would is that skimble-skamble expense.Therefore,
How an important content that congestion be always MTC technology field concern is preferably solved the problems, such as.
At present, the congestion control of existing MTC device access network mainly takes following method：MTC device is working
During, an access grade can be predefined according to oneself type or business model.As shown in figure 1, including following step
Suddenly：
Step S101：After MTC device determines the access grade of oneself, each access grade of meeting reception system network side broadcast
The corresponding Barring factors and Barring temporal informations.
Step S102：When MTC device has access demand, it will produce a random number within the specified range.
Step S103：Next, MTC device can further compare random number caused by itself and its institute of network side broadcast
In the size of the access grade Barring factors.
Step S104：If random number caused by MTC device is less than its place access grade that described network side is broadcasted
The Barring factors, the equipment will initiate access request, then flow terminates.
Step S105：If random number caused by MTC device is not less than its place access that described network side is broadcasted etc.
The Barring factors of level, it will carry out delay wait according to the Barring times；In timing period, it will continue to and update
The Barring factors and Barring temporal informations of system broadcasts；Delay terminates, MTC device will go to step S102 continue to
Lower execution.
Although this strategy can play certain control to congestion caused by the MTC device access network under existing situation
Make and use.But gradually expand with the application of MTC device, thing followed MTC device type will be also on the increase,
The limitation that this method shows will be more and more obvious.Particularly when a large amount of attributes and tight in same access grade being present
During the different equipment of anxious degree, MTC device produces the method for random number and equipment reality is transported due to lacking in existing same levels
The consideration randomness of row situation is larger, will certainly cause the equipment that same access grade domestic demand will be accessed promptly caused by it
Random number is bad and loses the event of application access chance and occurs.Therefore, the extensive use of the MTC communication that has an eye on the future, it is necessary to
There is a kind of more reasonable and effective method to solve congestion problems caused by a large amount of variety classes MTC devices access networks.
The content of the invention
, can be preferably it is an object of the invention to provide the jamming control method and device of a kind of MTC device access network
Applied to a large amount of variety classeses and characteristic MTC device in future network being present.
According to an aspect of the invention, there is provided a kind of jamming control method of MTC device access network, including it is following
Step：
Machine type communication MTC device receives the urgency for including at least one access grade of network side periodic broadcast
Calculation criterion is numbered and the management and control information for allowing to access urgency of at least one access grade；
MTC device, according to its own access grade, utilizes received urgency calculation criterion to number when preparing to access
Search the corresponding urgency calculation criterion prestored；
MTC device calculates itself access in itself access grade according to the corresponding urgency calculation criterion found
Urgency；
MTC device by it is described itself access urgency with it is described allow access urgency compared with, and according to compare tie
Fruit judges whether MTC device initiates access request.
Preferably, it is described to judge whether MTC device is initiated access request and included according to comparative result：When itself access
Urgency be more than it is described allow access urgency when, MTC device initiate access request.
Preferably, the management and control information also includes the delay stand-by period of at least one access grade, described according to comparing
As a result judge whether MTC device is initiated access request and also included：
When it is described itself access urgency be less than or equal to it is described allow access urgency when, MTC device is according to itself
A random value is produced in the delay stand-by period in access grade, and waits the time of the random value, in the waiting period
Between receive new management and control information, then using new management and control information updating itself access urgency, then by by itself connecing after renewal
Enter urgency compared with the access urgency of new management and control information, judge whether to initiate access request.
Preferably, when the urgency calculation criterion of at least one access grade is by type of service, buffer status, wait
Between, message retransmission number and produce data rate at least one decision.
Preferably, the urgency calculation criterion of the access grade includes：
When being determined by the type of service, the subset according to where the type of service of MTC device obtains type of service
Urgency；Or
When being determined by the buffer status, the ratio for having been accounted for total buffer storage length using cache size according to MTC device is obtained
To the urgency of buffer status.
Preferably, include when the urgency calculation criterion of the access grade is determined by the stand-by period：
When the stand-by period of MTC device is when as defined in system in the range of high latency, then according to MTC device etc.
Treat that time span and system provide that the ratio of high latency is worth to the urgency of stand-by period；
When exceeding as defined in system in the range of high latency the stand-by period of MTC device, then MTC device is initiated to connect
Enter request.
Preferably, include when the urgency calculation criterion of the access grade is determined by the message retransmission number：
When the message retransmission number of MTC device is less than or equal to maximum retransmission as defined in system, then set according to MTC
The ratio of message maximum retransmission as defined in standby message retransmission coefficient and system is worth to the urgency of message retransmission number；
When the message retransmission number of MTC device exceeds maximum retransmission as defined in system, then MTC device is accessed
Urgency is adjusted to minimum, to initiate access request.
Preferably, include when the urgency calculation criterion of the access grade is determined by the generation data rate：
When data volume caused by MTC device is less than or equal to maximum generation data rate as defined in system, then according to MTC
The speed of equipment generation data and the maximum ratio for producing data rate of permission of system defined are worth to generation data rate
Urgency；
When data volume caused by MTC device is beyond maximum generation data rate as defined in system, then MTC device is initiated to connect
Enter request.
According to another aspect of the present invention, there is provided a kind of congestion control device of MTC device access network, including：
Management and control information unit is received, includes at least one access etc. for MTC device reception network side periodic broadcast
The urgency calculation criterion numbering of level and the management and control information for allowing to access urgency of at least one access grade；
Urgent calculation criterion unit is obtained, for MTC device when preparing to access, according to its own access grade, is utilized
The urgency calculation criterion numbering received searches the corresponding urgency calculation criterion prestored；
Itself access urgency unit is obtained, for MTC device according to the corresponding urgency calculation criterion found, meter
Calculate itself access urgency in itself access grade；
Multilevel iudge initiates access request unit, allows to connect with described by itself access urgency for MTC device
Enter urgency to be compared, and judge whether MTC device initiates access request according to comparative result.
Preferably, multilevel iudge initiation access request unit is additionally operable to when itself access urgency is more than the permission
When accessing urgency, MTC device initiates access request.
Compared with prior art, the beneficial effects of the present invention are：
1st, system flexibility is higher, receives various types of MTC devices at any time without changing can, network side can root
To access urgency calculation criterion and access grade and urgency is allowed to carry out flexible configuration according to actual load；
2nd, the real-time effectiveness of system is preferable, and the urgency of MTC device can be carried out constantly in time more according to inherent parameters
Newly.Therefore, particularly suitable for there are a large amount of variety classeses and characteristic MTC device in method provided by the invention in future network
Situation.
Brief description of the drawings
Fig. 1 is the jamming control method schematic flow sheet of MTC device access network of the prior art；
Fig. 2 is a kind of flow chart of the jamming control method of MTC device access network provided by the invention；
Fig. 3 is a kind of structural representation of the congestion control device of MTC device access network provided by the invention；
Fig. 4 is the type of service subset and urgency L of MTC deviceSPartial corresponding relation schematic diagram；
Fig. 5 is the caching characteristic and urgency L of MTC deviceBPartial conversion relation schematic diagram；
Fig. 6 is stand-by period and the urgency L of MTC deviceTPartial conversion relation schematic diagram；
Fig. 7 is the message retransmission number and urgency L of MTC deviceNPartial conversion relation schematic diagram；
Fig. 8 is the data production rate and urgency L of MTC deviceRPartial conversion relation schematic diagram；
Fig. 9 is the jamming control method flow chart of the MTC device access network in the embodiment of the present invention；
Figure 10 is that the urgency that each access grade is applicable in the current network that network side is broadcasted in the embodiment of the present invention calculates
Criterion number information schematic diagram；
Figure 11 is to allow to access corresponding to each access grade in the current network that network side is broadcasted in the embodiment of the present invention
Urgency and delay stand-by period information schematic diagram.
Embodiment
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail, it will be appreciated that described below is excellent
Select embodiment to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Fig. 2 shows a kind of flow chart of the jamming control method of MTC device access network provided by the invention, such as Fig. 2
It is shown, comprise the following steps：
Step S201：Machine type communication MTC device reception network side periodic broadcast includes at least one access etc.
The urgency calculation criterion numbering of level and the management and control information for allowing to access urgency of at least one access grade.
Step S202：MTC device, according to its own access grade, utilizes received urgency meter when preparing to access
Calculate accurately, numbering searches the corresponding urgency calculation criterion prestored.
Step S203：MTC device is calculated in itself access grade according to the corresponding urgency calculation criterion found
Itself access urgency.
Step S204：MTC device by itself access urgency with it is described allow access urgency compared with, and root
Judge whether MTC device initiates access request according to comparative result.
It is wherein described to judge whether MTC device is initiated access request and included according to comparative result：When itself access is tight
Anxious degree be more than it is described allow access urgency when, MTC device initiate access request.
The management and control information also includes the delay stand-by period of at least one access grade, described to be judged according to comparative result
Whether MTC device, which initiates access request, also includes：When itself access urgency allows access urgent less than or equal to described
When spending, MTC device produces a random value in the delay stand-by period according to itself access grade, and waits described random
The time of value, new management and control information is received in the waiting time, then using new management and control information updating itself access urgency, then
By the way that itself access urgency after renewal compared with the access urgency of new management and control information, is judged whether to initiate access
Request.
The urgency calculation criterion of at least one access grade is by type of service, buffer status, stand-by period, message
At least one decision in number of retransmissions and generation data rate.
Specifically, the urgency calculation criterion of the access grade includes：When being determined by the type of service, according to
Subset where the type of service of MTC device obtains the urgency of type of service；Or when being determined by the buffer status, root
The ratio for having accounted for total buffer storage length using cache size according to MTC device obtains the urgency of buffer status.
The urgency calculation criterion of the access grade includes when being determined by the stand-by period：When the wait of MTC device
Time when as defined in system in the range of high latency, then provides most according to the stand-by period length of MTC device and system
The ratio of high latency is worth to the urgency of stand-by period；When the stand-by period of MTC device is beyond most long etc. as defined in system
When in time range, then MTC device initiates access request.
The urgency calculation criterion of the access grade includes when being determined by the message retransmission number：When MTC device
Message retransmission number is less than or equal to as defined in system during maximum retransmission, then according to the message retransmission coefficient of MTC device with
The ratio of message maximum retransmission as defined in system is worth to the urgency of message retransmission number；When the message retransmission of MTC device
Number exceeds as defined in system during maximum retransmission, then MTC device is accessed urgency and is adjusted to minimum, to initiate to connect
Enter request.
The urgency calculation criterion of the access grade includes when being determined by the generation data rate：When MTC device is produced
When raw data volume is less than or equal to maximum generation data rate as defined in system, then the speed of data is produced according to MTC device
The urgency for producing data rate is worth to the maximum ratio for producing data rate of permission of system defined；When MTC device is produced
Raw data volume is beyond during maximum generation data rate, then MTC device initiates access request as defined in system.
Fig. 3 shows a kind of structural representation of the congestion control device of MTC device access network provided by the invention, such as
Shown in Fig. 3, including：Management and control information unit is received, being connect including at least one for network side periodic broadcast is received for MTC device
Enter the urgency calculation criterion numbering of grade and the management and control information for allowing to access urgency of at least one access grade；Obtain tight
Anxious calculation criterion unit, for MTC device when preparing to access, according to its own access grade, utilize received urgency
Calculation criterion numbering searches the corresponding urgency calculation criterion prestored；Itself access urgency unit 303 is obtained, is used for
MTC device calculates itself access urgency in itself access grade according to the corresponding urgency calculation criterion found；Than
Compared with initiation access request unit 304 is judged, itself access urgency is allowed to access urgency with described for MTC device
It is compared, and judges whether MTC device initiates access request according to comparative result.
Multilevel iudge of the present invention is initiated access request unit 304 and is additionally operable to when itself access urgency is more than institute
State allow access urgency when, MTC device initiate access request.
The present invention has formulated the urgency calculation criterion suitable for all access grades when implementing first, and tight to these
Anxious degree calculation criterion is numbered.
Such as all MTC devices share H access grade in network, are followed successively by 1,2 ..., H levels, digital bigger rank
It is higher.
Assuming that the urgency calculation criterion in network is mainly concerned with the following parameters of MTC device：Type of service S, caching
State B, stand-by period T, message retransmission times N, generation data rate R.According to the weighted shared by these characteristics, formulate
Suitable for the K kind difference urgency calculation criterions of all access grades, it is exemplified below：
Criterion 1：F1(S,B,T,N,R)=0.6LS+0.1LB+0.1LT+0.1LN+0.1LR
Criterion 2：F2(S,B,T,N,R)=0.1LS+0.6LB+0.1LT+0.1LN+0.1LR
Criterion 3：F3(S,B,T,N,R)=0.1LS+0.1LB+0.6LT+0.1LN+0.1LR
Criterion 4：F4(S,B,T,N,R)=0.1LS+0.1LB+0.1LT+0.6LN+0.1LR
Criterion 5：F5(S,B,T,N,R)=0.1LS+0.1LB+0.1LT+0.1LN+0.6LR
……………………………………………………………
Criterion m：Fm(S,B,T,N,R)=amLS+bmLB+cmLT+dmLN+emLR
……………………………………………………………
Criterion K：FK(S,B,T,N,R)=aKLS+bKLB+cKLT+dKLN+eKLR
A in criterion wherein abovem+bm+cm+dm+em=11≤m≤K。
Illustrate that the MTC device in network mainly includes parameter type of service S, buffer status respectively with reference to Fig. 4 to Fig. 8
B, stand-by period T, message retransmission times N and the computational methods for producing data rate R.
LSUrgency part determined by the type of service of MTC device, such as, can take by system apply comprising institute
There is type of service to be divided into LSDifferent subsets of the value from 1 to 10, type of service its L in each subsetSValue is identical, so
Can subset according to where the type of service of MTC device determines its LSValue, specific example are as shown in Figure 4.
LBUrgency part is determined by the caching occupancy situation of MTC device, can use caching big according to MTC device
The small ratio for accounting for total buffer storage length draws, i.e. LB=10*B1/B.Specific example may be referred to method as shown in Figure 5 and be calculated.
LTUrgency part is determined by the stand-by period of MTC device, can be started when MTC device has access demand in it
The cumulative latency timer in portion starts timing, can reset the value of the timer after being successfully accessed.When the wait of MTC device
Time when as defined in system in the range of high latency, LTPartial value can be grown according to the stand-by period of MTC device
Degree（To the time of this calculating urgency cut-off by access demand）The ratio for providing high latency with system draws,
That is LT=10*TW/TM.The example of detailed computational methods is referring to as shown in Figure 6；If the stand-by period of MTC device advises beyond system
Fixed high latency, illustrate that its urgency is very high, access request should be initiated at once and be accessed.
LNUrgency part is determined by the message retransmission number of MTC device, when MTC device message transmissions unsuccessfully need weight
Its internal outflow counter can be started during biography to start counting up, can be by the counter O reset after transmission success.When the report of MTC device
Literary number of retransmissions is not more than as defined in system during maximum retransmission, can according to the MTC device message retransmission number with being
The ratio of the message maximum retransmission of system defined show that the example of detailed computational methods is as shown in Figure 7；If MTC device
Message retransmission number exceed system allow message maximum retransmission, illustrate that its efficiency of transmission is too low, should access tightly
Anxious degree is adjusted to minimum, just allows it to access again when system is idle has a large amount of available resources and is transmitted.
LRThe speed that urgency part is produced data by MTC device is determined that MTC device can be to the unit interval inside it
Data volume caused by interior is counted.Data rate is produced when data volume caused by MTC device is maximum no more than as defined in system
When, the speed of data can be produced according to the MTC device and is asked with the maximum ratio for producing data rate of permission of system defined
, i.e. LR=10*r/R.Specific example may refer to computational methods as shown in Figure 8.If data volume surpasses caused by MTC device
Maximum generation data rate as defined in system has been crossed, has illustrated there are abnormal conditions, access request should be initiated at once and be accessed.
All MTC devices in system are required in advance being deposited above-mentioned urgency calculation criterion and its reference numeral
Storage, and the access grade of oneself is determined according to oneself type and business model.
Fig. 9 shows that the present invention is controlled the flow of method to the congestion of a large amount of variety classes MTC devices access network
Figure is as shown in figure 9, comprise the following steps：
Step S901：The network side of system periodically broadcasts the management and control message of MTC device, and its content is by I and II two
It is grouped into.Wherein, message I is the urgency calculation criterion numbering that each access grade is applicable in current network, referring particularly to Figure 10
Shown content, map parameter kHRepresent the urgency calculation criterion numbering that access grade H is currently applicable；In addition, message II
Content be network in each access grade allow access urgency and postpone the stand-by period, may refer in detail as shown in figure 11
Content, map parameter LHRepresent that currently applicable minimum of access grade H allows to access urgency；Parameter tHRepresent that access grade H works as
The preceding applicable delay stand-by period.Here have a little it should be noted that above-mentioned message I and message II broadcasting frequency can phase
With or it is different, message I broadcasting frequency is relatively low under normal circumstances, and system it is current allow access situation then to need in real time more
Newly, therefore message II broadcasting frequency needs are higher.Such as in message II broadcast cycle and the message II of above-mentioned network side broadcast
The delay stand-by period in the same order of magnitude, and message I broadcast cycle is prolonging in the message II of above-mentioned network side broadcast
Several orders of magnitude of slow stand-by period.
Step S902：MTC device can receive the message I and message II of network side broadcast, meeting after receiving at work
This two parts content is updated and stored inside it.
Step S903：When MTC device has access demand, it will be according to itself current access grade and in being stored in
The message I in portion content determines applicable urgency calculation criterion, and the access urgency of itself is calculated according to this criterion.
Step S904：Its is tight according to itself access grade and the message II for being stored in inside Content inspection for MTC device
Anxious degree whether be more than place access grade it is current allow access urgency.If greater than step S905 will be continued, otherwise continue
Step S906.
Step S905：MTC device is initiated access request and accessed, then flow terminates.
Step S906：The delay stand-by period of MTC device access grade according to where being stored in its in the message II of inside,
A random value is produced within this delay stand-by period of zero-sum, delay wait is carried out in the time of this random value；Waiting time,
MTC device can continue to the message I and II of network side broadcast and update storage；Delay terminates, and MTC device goes to step
Continue to carry out downwards at S903.
In summary, can effectively solve a large amount of variety classes MTC devices in network to be present the invention provides one kind and connect
Enter the method that network produces congestion.This method is during congestion control is implemented, the comprehensive actual motion for having taken into account network side
Situation and the various actual conditions at MTC device end.This method accesses network congestion methods phase with MTC device of the prior art
Than major advantage is that the access demand situation of a large amount of MTC devices in identical access grade is to go to calculate according to certain criterion
Urgency rather than determined by generation random number, this can avoids the MTC device of urgent need due to caused random
Number is bad and loses the situation of access chance and occurs.In addition, the method for the present invention can also be to the difference in identical access grade
MTC device is managed collectively using urgency, improves the autgmentability of system.Finally, can also be according to the real-time shape of network
Condition adjusts the urgency calculation criterion of different access grades, to improve the laser propagation effect of network.
Although the present invention is described in detail above, the invention is not restricted to this, those skilled in the art of the present technique
Various modifications can be carried out according to the principle of the present invention.Therefore, all modifications made according to the principle of the invention, all should be understood to
Fall into protection scope of the present invention.
Claims (10)
1. a kind of jamming control method of MTC device access network, it is characterised in that comprise the following steps：
Machine type communication MTC device receives the management and control information of network side periodic broadcast, and the management and control information includes at least one
The urgency calculation criterion numbering of individual access grade allows access urgency with least one access grade；
MTC device, according to its own access grade, utilizes received urgency calculation criterion to number and searched when preparing to access
The corresponding urgency calculation criterion prestored；
For MTC device according to the corresponding urgency calculation criterion found, itself access calculated in itself access grade is urgent
Degree；
MTC device by itself access urgency with it is described allow access urgency compared with, and sentenced according to comparative result
Whether disconnected MTC device initiates access request.
2. according to the method for claim 1, it is characterised in that described to judge whether MTC device is initiated according to comparative result
Access request includes：When it is described itself access urgency be more than it is described allow access urgency when, MTC device initiate access please
Ask.
3. according to the method for claim 2, it is characterised in that the management and control information also includes at least one access grade
Postpone the stand-by period, it is described to judge whether MTC device is initiated access request and also included according to comparative result：
When it is described itself access urgency be less than or equal to it is described allow access urgency when, MTC device according to itself access
A random value is produced in the delay stand-by period in grade, and waits the time of the random value, is received in waiting time new
Management and control information, then using new management and control information updating itself access urgency, then by the way that after renewal itself urgency will be accessed
With new management and control information allow access urgency compared with, judge whether initiate access request.
4. according to the method for claim 1, it is characterised in that the urgency calculation criterion of at least one access grade
At least one determined by type of service, buffer status, stand-by period, message retransmission number and producing in data rate.
5. according to the method for claim 4, it is characterised in that the urgency calculation criterion of the access grade includes：
When being determined by the type of service, the subset according to where the type of service of MTC device obtains the urgent of type of service
Degree；Or
When being determined by the buffer status, the ratio for having been accounted for total buffer storage length using cache size according to MTC device is delayed
Deposit the urgency of state.
6. according to the method for claim 4, it is characterised in that the urgency calculation criterion of the access grade is by described etc.
Include when determining the time：
When the stand-by period of MTC device is when as defined in system in the range of high latency, then according to the wait of MTC device when
Between length and system provide that the ratio of high latency is worth to the urgency of stand-by period；
When exceeding as defined in system in the range of high latency the stand-by period of MTC device, then MTC device is initiated to access and asked
Ask.
7. according to the method for claim 4, it is characterised in that the urgency calculation criterion of the access grade is by the report
Literary number of retransmissions includes when determining：
When the message retransmission number of MTC device is less than or equal to maximum retransmission as defined in system, then according to MTC device
The ratio of message maximum retransmission as defined in message retransmission coefficient and system is worth to the urgency of message retransmission number；
When the message retransmission number of MTC device exceeds maximum retransmission as defined in system, then MTC device is accessed promptly
Degree is adjusted to minimum, to initiate access request.
8. according to the method for claim 4, it is characterised in that the urgency calculation criterion of the access grade is by the production
Raw data rate includes when determining：
When data volume caused by MTC device is less than or equal to maximum generation data rate as defined in system, then according to MTC device
Produce the speed of data and be worth to the urgent of generation data rate with the maximum ratio for producing data rate of permission of system defined
Degree；
When data volume caused by MTC device is beyond maximum generation data rate as defined in system, then MTC device initiation access please
Ask.
A kind of 9. congestion control device of MTC device access network, it is characterised in that including：
Management and control information unit is received, the management and control information of network side periodic broadcast, the management and control packet are received for MTC device
Include at least one access grade urgency calculation criterion numbering and at least one access grade allow access urgency；
Urgent calculation criterion unit is obtained, for MTC device when preparing to access, according to its own access grade, using being connect
The urgency calculation criterion numbering of receipts searches the corresponding urgency calculation criterion prestored；
Itself access urgency unit is obtained, for MTC device according to the corresponding urgency calculation criterion found, is calculated certainly
Itself access urgency in body access grade；
Multilevel iudge initiates access request unit, allows access tight with described itself access urgency for MTC device
Anxious degree is compared, and judges whether MTC device initiates access request according to comparative result.
10. device according to claim 9, it is characterised in that multilevel iudge initiates access request unit and is additionally operable to work as institute
State itself access urgency be more than it is described allow access urgency when, MTC device initiate access request.
Priority Applications (2)
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| CN201310012926.8A CN103929776B (en) | 2013-01-14 | 2013-01-14 | A kind of jamming control method and device of MTC device access network |
| PCT/CN2013/080483 WO2013167093A2 (en) | 2013-01-14 | 2013-07-31 | Congestion control method and device for mtc device access network |
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| CN201310012926.8A CN103929776B (en) | 2013-01-14 | 2013-01-14 | A kind of jamming control method and device of MTC device access network |
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| CN106888511B (en) * | 2017-03-06 | 2020-05-12 | 成都信息工程大学 | Service access control method and service access control device |
| CN108462999B (en) * | 2018-01-10 | 2021-10-26 | 海信集团有限公司 | Method and equipment for resource allocation |
| CN109089281B (en) * | 2018-06-27 | 2022-02-18 | 海能达通信股份有限公司 | Cluster communication method, terminal equipment and storage medium |
| CN111464984B (en) * | 2020-03-31 | 2023-06-06 | 中国联合网络通信集团有限公司 | Communication method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1814270B1 (en) * | 2006-01-26 | 2009-03-04 | Samsung Electronics Co., Ltd. | Apparatus and method for connecting call in mobile terminal |
| CN102045810A (en) * | 2009-10-09 | 2011-05-04 | 华为技术有限公司 | Method, device and system for accessing machine type communication terminal equipment to network |
| CN102158930A (en) * | 2010-02-11 | 2011-08-17 | 电信科学技术研究院 | Method and equipment for accessing MTC (Multimedia Telephone Communication) equipment |
| CN102469547A (en) * | 2010-11-04 | 2012-05-23 | 中兴通讯股份有限公司 | Method, terminal and system for controlling terminal access |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102469514A (en) * | 2010-11-05 | 2012-05-23 | 中兴通讯股份有限公司 | Terminal and method for accessing terminal to network |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1814270B1 (en) * | 2006-01-26 | 2009-03-04 | Samsung Electronics Co., Ltd. | Apparatus and method for connecting call in mobile terminal |
| CN102045810A (en) * | 2009-10-09 | 2011-05-04 | 华为技术有限公司 | Method, device and system for accessing machine type communication terminal equipment to network |
| CN102158930A (en) * | 2010-02-11 | 2011-08-17 | 电信科学技术研究院 | Method and equipment for accessing MTC (Multimedia Telephone Communication) equipment |
| CN102469547A (en) * | 2010-11-04 | 2012-05-23 | 中兴通讯股份有限公司 | Method, terminal and system for controlling terminal access |
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| Publication number | Publication date |
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| CN103929776A (en) | 2014-07-16 |
| WO2013167093A3 (en) | 2014-01-03 |
| WO2013167093A2 (en) | 2013-11-14 |
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