CN103476090B - A kind of fail soft method and device of group system - Google Patents
A kind of fail soft method and device of group system Download PDFInfo
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- CN103476090B CN103476090B CN201210188833.6A CN201210188833A CN103476090B CN 103476090 B CN103476090 B CN 103476090B CN 201210188833 A CN201210188833 A CN 201210188833A CN 103476090 B CN103476090 B CN 103476090B
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Abstract
The invention discloses a kind of fail soft method of group system, applied in the wideband digital group system based on Long Term Evolution LTE, eNodeB is broadcast the message to all cell sending systems under this eNodeB to forbid cell to access new user when being broken down by S1 interfaces, maintain the connection status of all online users under this eNodeB, indicate that the wireless dispatching desk dispatches the online user under the eNodeB, after S1 interface faults recover, eNodeB broadcasts the message to all cell sending systems under this eNodeB to be forbidden with releasing to the new user of cell access, influence of the SI interface faults to cluster communication can be weakened, maintain continuous dispatching management of the cluster communication in base station range.The invention also discloses the fail soft device of corresponding group system.
Description
Technical field
The present invention relates to trunking communicating technology field, more particularly to a kind of wideband digital based on Long Term Evolution LTE
The fail soft method and device of group system.
Background technology
Trunked communication system is developed, applied towards specific industry to meet industry user's command scheduling demand
Private wireless communication system, a large amount of wireless users share a small amount of wireless channel in system, are one using command scheduling as main body application
Kind multipurpose, dynamical wireless communication system.Trunked communication system in a government office, public safety, emergency communication, electric power,
The fields such as civil aviaton, petrochemical industry and army have a wide range of applications market.
It is broadband to have turned into whole with the rapid development of mobile Internet and the Large scale construction in global radio city
The development trend of wireless communication system.Correspondingly, trunked communication system technically also will to system IPization, business variation,
The direction of the more modellings of data broadband, terminal is developed.LTE (Long Term Evolution, Long Term Evolution) technological system uses
OFDM (Orthogonal Frequency Division Multiple, OFDM) and multiple-input, multiple-output (Multiple
Input Multiple Output, MIMO) standard of the technology as wireless network evolution, have that channel capacity is big, spectrum utilization
The advantages that rate is high, strong antijamming capability, can meet cluster communication network in broadband in many-sides such as capacity, speed and spectrum efficiencies
Demand.
In wideband digital trunked communication system based on LTE technologies as shown in Figure 1, EPC (Evolved Packet
Core, evolution block core net) pass through PDN (Public Data Network, public data network) gateways and cluster application service
Device is connected, and eNodeB (Evolved Node B, evolved node B) accesses EPC by S1 interfaces；The scheduling of group system is main
Completed by wired dispatching desk, wired dispatching desk is connected by D-GW (Data-Gateway, data gateway) with PDN Gateway, is born
Blame the service management (including foundation/release for exhaling of individual calling foundation/release, group etc.) to cluster user.
S1 interfaces are the interfaces between EPC and eNodeB, in the prior art, when eNodeB detects that S1 interfaces break down
Afterwards, eNodeB can discharge all users under cell by force, therefore the coverage of failure is huge.Therefore, connect to weaken SI
Influence of the mouth failure to cluster communication, existing fault handling method also need to improve.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of fail soft method and device of group system, are applied to
In wideband digital group system based on Long Term Evolution LTE, influence of the SI interface faults to cluster communication can be weakened, maintains collection
Continuous dispatching management of the group communication in base station range.
In order to solve the above-mentioned technical problem, the invention provides a kind of fail soft method of group system, applied to base
In Long Term Evolution LTE wideband digital group system, this method includes：
As eNodeB detect itself S1 interfaces break down, then it is wide to all cell sending systems under this eNodeB
Message is broadcast to forbid cell to access new user, the connection status of all online users under this eNodeB is maintained, indicates the nothing
Line dispatching desk dispatches the online user under the eNodeB；
As the eNodeB detects that the S1 interface faults of itself recover, then issued to all cells under this eNodeB and be
System broadcast message is forbidden with releasing to the new user of cell access.
Further, broadcast the message to all cell sending systems under this eNodeB to forbid cell to access new user,
Including：All cell sending system message blocks Class1 message SIB1 message under to this eNodeB, the cell in the message is connect
Enter to forbid cellBarred parameters to be arranged to forbid；All cell sending systems under to this eNodeB broadcast the message to release pair
Cell accesses forbidding for new user, including：All cell sending system message blocks Class1 message SIB1 under to this eNodeB disappear
Breath, is arranged to releasing by the cell access barred cellBarred parameters in the message and forbids.
Further, the eNodeB indicates that the wireless dispatching desk dispatches the online user under the eNodeB, including：
Online user's information under this eNodeB that the eNodeB obtains itself from cluster application server is sent to the nothing
Line dispatching desk.
Further, the eNodeB is broadcasting the message to release to small to all cell sending systems under this eNodeB
After area accesses the forbidding of new user, in addition to：The eNodeB sends online user's information under this eNodeB after renewal
Onto corresponding cluster application server.
Further, the eNodeB detects that the S1 interfaces of itself break down, including：The eNodeB is monitored in real time
The SCTP SCTP states of S1 interfaces, if it find that SCTP couplings disconnect, then judge that the S1 interfaces break down；
The eNodeB detects that the failure of the S1 interfaces of itself has been recovered, including：The eNodeB monitors the SCTP of S1 interfaces in real time
State, if it find that SCTP couplings are changed into connecting from disconnection, then judge that the S1 interface faults recover.
In order to solve the above-mentioned technical problem, present invention also offers a kind of fail soft device of group system, it is applied to
In wideband digital group system based on Long Term Evolution LTE, including：
Fault processing module, detect that the S1 interfaces of itself break down for such as eNodeB, then under this eNodeB
All cell sending system broadcast messages maintain the company of all online users under this eNodeB to forbid cell to access new user
State is connect, indicates that the wireless dispatching desk dispatches the online user under the eNodeB；
Petri Nets module, detect that the S1 interface faults of itself recover for such as described eNodeB, then to this
All cell sending systems under eNodeB broadcast the message to be forbidden with releasing to the new user of cell access.
Further, broadcast the message to all cell sending systems under this eNodeB to forbid cell to access new user,
Including：All cell sending system message blocks Class1 message SIB1 message under to this eNodeB, the cell in the message is connect
Enter to forbid cellBarred parameters to be arranged to forbid；All cell sending systems under to this eNodeB broadcast the message to release pair
Cell accesses forbidding for new user, including：All cell sending system message blocks Class1 message SIB1 under to this eNodeB disappear
Breath, is arranged to releasing by the cell access barred cellBarred parameters in the message and forbids.
Further, the eNodeB indicates that the wireless dispatching desk dispatches the online user under the eNodeB, including：
Online user's information under this eNodeB that the eNodeB obtains itself from cluster application server is sent to the nothing
Line dispatching desk.
Further, the eNodeB is broadcasting the message to release to small to all cell sending systems under this eNodeB
After area accesses the forbidding of new user, in addition to：The eNodeB sends online user's information under this eNodeB after renewal
Onto corresponding cluster application server.
Further, the eNodeB detects that the S1 interfaces of itself break down, including：The eNodeB is monitored in real time
The SCTP SCTP states of S1 interfaces, if it find that SCTP couplings disconnect, then judge that the S1 interfaces break down；
The eNodeB detects that the failure of the S1 interfaces of itself has been recovered, including：The eNodeB monitors the SCTP of S1 interfaces in real time
State, if it find that SCTP couplings are changed into connecting from disconnection, then judge that the S1 interface faults recover.
Compared with prior art, the fail soft method and device of a kind of group system provided by the invention, applied to base
In Long Term Evolution LTE wideband digital group system, eNodeB is to the institute under this eNodeB when being broken down by S1 interfaces
There is cell sending system broadcast message to forbid cell to access new user, maintain the connection of all online users under this eNodeB
State, indicate that the wireless dispatching desk dispatches the online user under the eNodeB, after S1 interface faults recover, eNodeB is to originally
All cell sending systems under eNodeB broadcast the message to be forbidden with releasing to the new user of cell access, can weaken SI interfaces
Influence of the failure to cluster communication, maintain continuous dispatching management of the cluster communication in base station range.
Brief description of the drawings
Fig. 1 is the schematic network structure of the wideband digital group system based on LTE；
Fig. 2 is the fail soft method flow diagram of the group system of the embodiment of the present invention.
Fig. 3 is the structural representation of the fail soft device of the group system of the embodiment of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
As shown in Fig. 2 the embodiments of the invention provide a kind of fail soft method of digital cluster system, this method bag
Include：
S10, as eNodeB detects that the S1 interfaces of itself break down, then issued to all cells under this eNodeB and be
System broadcast message maintains the connection status of all online users under this eNodeB, indicates institute to forbid cell to access new user
State the online user under the wireless dispatching desk scheduling eNodeB；
S20, such as described eNodeB detect that the S1 interface faults of itself recover, then under all cells under this eNodeB
Hair system broadcast message is forbidden with releasing to the new user of cell access.
Wherein, step S10 further comprises following features：
Wherein, the eNodeB detects that the S1 interfaces of itself break down, including：ENodeB monitors S1 interfaces in real time
SCTP (Stream Control Transmission Protocol, SCTP) state, if it find that SCTP is even
Connection disconnects, then judges that the S1 interfaces break down；
All cell sending systems under to this eNodeB broadcast the message to forbid cell to access new user, including：Xiang Ben
All cell sending system message blocks Class1 message SIB1 message under eNodeB, by the cell access barred in the message
CellBarred parameters are arranged to forbid；
Wherein, the eNodeB is broadcast the message to all cell sending systems under this eNodeB to forbid cell access new
After user, if having detected that new user initiates RRC (Radio Resource Control, wireless heterogeneous networks association to cell
View) establish request, then return to RRC connection refused messages to the new user；
Wherein, the eNodeB indicates that the wireless dispatching desk dispatches the online user under the eNodeB, including：It is described
Online user's information under this eNodeB that eNodeB obtains itself from cluster application server is sent to the wireless tune
Spend platform；
Wherein, after the wireless dispatching desk receives the instruction of the eNodeB, the online use under the eNodeB is dispatched
Family, including：The wireless dispatching desk is scheduled in the range of the eNodeB to the online user under the eNodeB；Than
Such as, the wireless dispatching desk controls the dynamic reorganization of the online user under the eNodeB；
Wherein, step S20 further comprises following features：
Wherein, the eNodeB detects that the failure of the S1 interfaces of itself has been recovered, including：ENodeB monitors S1 and connect in real time
The SCTP states of mouth, if it find that SCTP couplings are changed into connecting from disconnection, then judge that the S1 interface faults recover；
Wherein, broadcast the message to all cell sending systems under this eNodeB to release the taboo to the new user of cell access
Only, including：All cell sending system message blocks Class1 message SIB1 message under to this eNodeB, will be small in the message
Area's access barred cellBarred parameters are arranged to releasing and forbidden.
Wherein, the eNodeB is connect to all cell sending systems broadcast message under this eNodeB with releasing to cell
After entering the forbidding of new user, in addition to：Online user's information under this eNodeB after renewal is sent to pair by the eNodeB
On the cluster application server answered；Wherein, it is offline if occurring user during S1 interface faults, described in the eNodeB renewals
Online user's information under eNodeB.
As shown in figure 3, the embodiments of the invention provide a kind of fail soft device of group system, applied to based on long-term
In evolution LTE wideband digital group system, the device includes：
Fault processing module, if for eNodeB detect itself S1 interfaces break down, to this eNodeB under
All cell sending systems broadcast the message to forbid cell to access new user, maintain all online users' under this eNodeB
Connection status, indicate that the wireless dispatching desk dispatches the online user under the eNodeB；
Petri Nets module, if detecting that the S1 interface faults of itself recover for the eNodeB, to this
All cell sending systems under eNodeB broadcast the message to be forbidden with releasing to the new user of cell access.
Wherein, broadcast the message to all cell sending systems under this eNodeB to forbid cell to access new user, including：
All cell sending system message blocks Class1 message SIB1 message under to this eNodeB, the cell in the message is accessed and prohibited
Only cellBarred parameters are arranged to forbid；All cell sending systems under to this eNodeB broadcast the message to release to cell
Forbidding for new user is accessed, including：All cell sending system message blocks Class1 message SIB1 message under to this eNodeB,
Cell access barred cellBarred parameters in the message are arranged into releasing to forbid.
Wherein, the eNodeB indicates that the wireless dispatching desk dispatches the online user under the eNodeB, including：It is described
Online user's information under this eNodeB that eNodeB obtains itself from cluster application server is sent to the wireless tune
Spend platform.
Wherein, the eNodeB is connect to all cell sending systems broadcast message under this eNodeB with releasing to cell
After entering the forbidding of new user, in addition to：Online user's information under this eNodeB after renewal is sent to pair by the eNodeB
On the cluster application server answered.
Wherein, the eNodeB detects that the S1 interfaces of itself break down, including：The eNodeB monitors S1 and connect in real time
The SCTP SCTP states of mouth, if it find that SCTP couplings disconnect, then judge that the S1 interfaces break down；It is described
ENodeB detects that the failure of the S1 interfaces of itself has been recovered, including：The eNodeB monitors the SCTP states of S1 interfaces in real time,
If it find that SCTP couplings are changed into connecting from disconnection, then judge that the S1 interface faults recover.
The fail soft method and device for a kind of group system that above-described embodiment provides, applied to based on Long Term Evolution
In LTE wideband digital group system, eNodeB issues to all cells under this eNodeB when being broken down by S1 interfaces
System broadcast message maintains the connection status of all online users under this eNodeB, instruction to forbid cell to access new user
The wireless dispatching desk dispatches the online user under the eNodeB, and after S1 interface faults recover, eNodeB is under this eNodeB
All cell sending systems broadcast the message and new user is accessed to cell forbidden to release, SI interface faults can be weakened to collection
The influence of group communication, maintain continuous dispatching management of the cluster communication in base station range.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be instructed by program
Related hardware is completed, and described program can be stored in computer-readable recording medium, such as read-only storage, disk or CD
Deng.Alternatively, all or part of step of above-described embodiment can also be realized using one or more integrated circuits, accordingly
Ground, each module/unit in above-described embodiment can be realized in the form of hardware, can also use the shape of software function module
Formula is realized.The present invention is not restricted to the combination of the hardware and software of any particular form.
It should be noted that the present invention can also have other various embodiments, without departing substantially from of the invention spiritual and its essence
In the case of, those skilled in the art can make various corresponding changes and deformation according to the present invention, but these are corresponding
Change and deform the protection domain that should all belong to appended claims of the invention.
Claims (8)
1. a kind of fail soft method of group system, applied in the wideband digital group system based on Long Term Evolution LTE, it is somebody's turn to do
Method includes：
As eNodeB detect itself S1 interfaces break down, then under this eNodeB all cell sending systems broadcast disappear
Breath maintains the connection status of all online users under this eNodeB, indicates wireless dispatching desk to forbid cell to access new user
Dispatch the online user under the eNodeB；
The eNodeB as described in detects that the S1 interface faults of itself recover, then wide to all cell sending systems under this eNodeB
Broadcast message and the new user of cell access is forbidden with releasing；
The eNodeB instructions wireless dispatching desk dispatches the online user under the eNodeB, including：The eNodeB by itself
Online user's information under this eNodeB obtained from cluster application server is sent to the wireless dispatching desk.
2. the method as described in claim 1, it is characterised in that：
All cell sending systems under to this eNodeB broadcast the message to forbid cell to access new user, including：Xiang Ben
All cell sending system message blocks Class1 message SIB1 message under eNodeB, by the cell access barred in the message
CellBarred parameters are arranged to forbid；
All cell sending systems under to this eNodeB broadcast the message to be forbidden with releasing to the new user of cell access, including：
All cell sending system message blocks Class1 message SIB1 message under to this eNodeB, the cell in the message is accessed and prohibited
Only cellBarred parameters are arranged to releasing and forbidden.
3. the method as described in claim 1, it is characterised in that：
The eNodeB is accessing new user to release to all cell sending systems broadcast message under this eNodeB to cell
Forbid after, in addition to：Online user's information under this eNodeB after renewal is sent to corresponding cluster by the eNodeB
On application server.
4. method as claimed in claim 1 or 2, it is characterised in that：
The eNodeB detects that the S1 interfaces of itself break down, including：The eNodeB monitors the stream control of S1 interfaces in real time
Host-host protocol SCTP states processed, if it find that SCTP couplings disconnect, then judge that the S1 interfaces break down；
The eNodeB detects that the failure of the S1 interfaces of itself has been recovered, including：The eNodeB monitors S1 interfaces in real time
SCTP states, if it find that SCTP couplings are changed into connecting from disconnection, then judge that the S1 interface faults recover.
5. a kind of fail soft device of group system, applied in the wideband digital group system based on Long Term Evolution LTE, wrap
Include：
Fault processing module, detect that the S1 interfaces of itself break down for such as eNodeB, then to all under this eNodeB
Cell sending system broadcast message maintains the connection shape of all online users under this eNodeB to forbid cell to access new user
State, instruction wireless dispatching desk dispatch the online user under the eNodeB；
Petri Nets module, detect that the S1 interface faults of itself recover for such as described eNodeB, then to this eNodeB
Under all cell sending systems broadcast the message and new user is accessed to cell forbidden to release；
The eNodeB instructions wireless dispatching desk dispatches the online user under the eNodeB, including：The eNodeB by itself
Online user's information under this eNodeB obtained from cluster application server is sent to the wireless dispatching desk.
6. device as claimed in claim 5, it is characterised in that：
All cell sending systems under to this eNodeB broadcast the message to forbid cell to access new user, including：Xiang Ben
All cell sending system message blocks Class1 message SIB1 message under eNodeB, by the cell access barred in the message
CellBarred parameters are arranged to forbid；
All cell sending systems under to this eNodeB broadcast the message to be forbidden with releasing to the new user of cell access, including：
All cell sending system message blocks Class1 message SIB1 message under to this eNodeB, the cell in the message is accessed and prohibited
Only cellBarred parameters are arranged to releasing and forbidden.
7. device as claimed in claim 5, it is characterised in that：
The eNodeB is accessing new user to release to all cell sending systems broadcast message under this eNodeB to cell
Forbid after, in addition to：Online user's information under this eNodeB after renewal is sent to corresponding cluster by the eNodeB
On application server.
8. the device as described in claim 5 or 6, it is characterised in that：
The eNodeB detects that the S1 interfaces of itself break down, including：The eNodeB monitors the stream control of S1 interfaces in real time
Host-host protocol SCTP states processed, if it find that SCTP couplings disconnect, then judge that the S1 interfaces break down；
The eNodeB detects that the failure of the S1 interfaces of itself has been recovered, including：The eNodeB monitors S1 interfaces in real time
SCTP states, if it find that SCTP couplings are changed into connecting from disconnection, then judge that the S1 interface faults recover.
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| CN103987096B (en) * | 2014-06-09 | 2017-06-27 | 哈尔滨海能达科技有限公司 | Method, base station and the terminal of synchronizing information are realized under a kind of single station pattern |
| CN105704746A (en) * | 2014-11-25 | 2016-06-22 | 中兴通讯股份有限公司 | Broadband cluster system fault processing method and device |
| CN105992257B (en) * | 2015-01-28 | 2021-01-22 | 中兴通讯股份有限公司 | Public safety communication implementation method and device |
| CN106993324B (en) * | 2016-01-20 | 2020-07-07 | 中兴通讯股份有限公司 | Cell selection method and device |
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| CN101212723A (en) * | 2006-12-27 | 2008-07-02 | 大唐移动通信设备有限公司 | Cluster network system and failure attenuation method on the basis of the network system |
| CN101621749A (en) * | 2009-07-27 | 2010-01-06 | 普天信息技术研究院有限公司 | Digital clustering communication system and implementation method of clustering services |
| CN101860973A (en) * | 2010-06-30 | 2010-10-13 | 哈尔滨工业大学 | Broadband multimedia cluster architecture system based on TD-LTE (Time Division Long Term Evolution) |
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| US20060014555A1 (en) * | 2004-07-19 | 2006-01-19 | John Paszkat | Method and apparatus for determining whether a talkgroup is occupied |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101212723A (en) * | 2006-12-27 | 2008-07-02 | 大唐移动通信设备有限公司 | Cluster network system and failure attenuation method on the basis of the network system |
| CN101621749A (en) * | 2009-07-27 | 2010-01-06 | 普天信息技术研究院有限公司 | Digital clustering communication system and implementation method of clustering services |
| CN101860973A (en) * | 2010-06-30 | 2010-10-13 | 哈尔滨工业大学 | Broadband multimedia cluster architecture system based on TD-LTE (Time Division Long Term Evolution) |
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