CN105992264A - Base station and self-processing method thereof - Google Patents

Base station and self-processing method thereof Download PDF

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Publication number
CN105992264A
CN105992264A CN201510040824.6A CN201510040824A CN105992264A CN 105992264 A CN105992264 A CN 105992264A CN 201510040824 A CN201510040824 A CN 201510040824A CN 105992264 A CN105992264 A CN 105992264A
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CN
China
Prior art keywords
described
base station
user terminal
link
s1
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Application number
CN201510040824.6A
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Chinese (zh)
Inventor
樊士杨
曾键
张志伟
林静
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中国移动通信集团四川有限公司
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Priority to CN201510040824.6A priority Critical patent/CN105992264A/en
Publication of CN105992264A publication Critical patent/CN105992264A/en

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Abstract

The invention discloses a base station and a self-processing method thereof. The method comprises the steps of periodically detecting whether all S1-U user plane links of a serving gateway are reachable or not; on the condition that all the S1-U user plane links are not reachable, closing the service, forbidding the access of user terminals, and reporting an alarm, wherein all the S1-U user plane links are links between the eNode B of the base station and the serving gateway (SGW).

Description

A kind of base station and from processing method

Technical field

The present invention relates to Long Term Evolution (LTE, Long Term Evolution) communication field, particularly relate to one Plant base station and from processing method.

Background technology

In the lte networks, base station (eNodeB) respectively with mobile management entity (MME, Mobility Management Entity) and gateway (SGW, Service Gate Way) set up S1-MME control Face link and S1-U user face link, being possible to there is eNodeB to MME under this kind of network structure can Reach and arrive the inaccessible scene of SGW.In the case of general networking, eNodeB Yu SGW pond (SGW There is connection in the multiple SGW in POOL), if eNodeB is unreachable to the link of all SGW Time, this eNodeB will be unable to normally complete user's attachment.

In current attachment (attach) flow process shown in Fig. 1, MME is before setting up the carrying with SGW Nslookup system (DNS, Domain Name System) suitable SGW equipment can be selected, so Set up request (Create Session Request) message by carrying afterwards and set up silent to the SGW application selected Recognizing bearing resource, SGW sets up response (Create Session Response) message to MME by carrying Inform and be supplied to the GPRS Tunnel Protocol (GTP, GPRS Tunneling Protocol) that eNodeB accesses Link IP address, MME is again by initializing context foundation request (Initial Context Setup Request) The S1-U GTP link IP address that message informing eNodeB accesses.ENodeB is obtaining S1-U GTP Set up S1-U user face link table after link IP address and (can also directly configure S1-U chain on eNodeB Road).

The problem that there is currently is, MME inquiry DNS obtains SGW device address, is to be returned by DNS The target network element information returned determines the SGW equipment selecting to set up carrying, and MME is that eNodeB selects Whether link cannot be known up to MME for SGW equipment and eNodeB, eNodeB with MME specifies When SGW link is obstructed, arises that default bearing is set up unsuccessfully, cause and adhere to unsuccessfully.User is at this website Lower meeting make repeated attempts attachment (attach) request, and due to MME all the time or according to configuration weight select this A little SGW, so user can be long-term or probabilistic cannot adhere to network under this website, have a strong impact on user Experience and MME adheres to success rate.

As can be seen here, each current eNodeB equipment manufacturer is in the obstructed feelings of whole S1-U user faces link Under condition, user is accessed and limit, cause the user terminal under this eNodeB to make repeated attempts attachment Request, affects Consumer's Experience and MME adheres to success rate.

Summary of the invention

For solving the technical problem of existing existence, the embodiment of the present invention provides a kind of base station and from processing method.

Embodiments provide a kind of base station to include from processing method, the method:

Periodically detect all S1-U user faces link of gateway whether up to;

When described all S1-U user faces link is unreachable, closedown business forbids that user terminal accesses, and Report and alarm.

In such scheme, the method also includes: detect described S1-U user face link-recovery up to time, Recovery business allows user terminal to access.

In such scheme, described closedown business forbids that user terminal accesses, including: close radiofrequency signal, stop Service is only provided.

In such scheme, described closedown business forbids that user terminal accesses, including: open base station flag bit, Inform that base station described in user terminal stops providing service by carrying the radio broadcasting signal of described flag bit.

In such scheme, described recovery business allows user terminal to access, including: open radiofrequency signal, carry For service.

In such scheme, described recovery business allows user terminal to access, including: base station flag bit is set, Inform that base station described in user terminal normally provides service by carrying the radio broadcasting signal of described flag bit.

In such scheme, described detection S1-U user face link whether up to, including: by GTP link Or automatically ping bag detect address, opposite end whether up to.

The embodiment of the present invention additionally provides a kind of base station, including:

Detection module, for periodically detecting the described base station all S1-U user faces chain to gateway Road whether up to;

At described detection module, management module, for detecting that described all S1-U user faces link is unreachable Time, closedown business forbids that user terminal accesses, and report and alarm.

In such scheme, described management module, it is additionally operable to detect that described S1-U uses at described detection module Face, family link-recovery up to time, recover business allow user terminal access.

In such scheme, described management module is additionally operable to perform the following business of closing and forbids at user terminal access Reason: close radiofrequency signal, stops providing service.

In such scheme, described management module is additionally operable to perform the following business of closing and forbids at user terminal access Reason: open base station flag bit, inform described in user terminal by carrying the radio broadcasting signal of described flag bit Base station stops providing service.

In such scheme, described management module is additionally operable to perform following business of recovering and allows at user terminal access Reason: open radiofrequency signal, it is provided that service.

In such scheme, described management module is additionally operable to perform following business of recovering and allows at user terminal access Reason: base station flag bit is set, informs described in user terminal by carrying the radio broadcasting signal of described flag bit Base station normally provides service.

In such scheme, described detection module is used for performing following whether detecting all S1-U user faces link Up to process: by GTP link or automatically ping bag detect address, opposite end whether up to.

The embodiment of the present invention provide base station and from processing method: be periodically detected the institute of gateway Have S1-U user face link whether up to;When described all S1-U user faces link is unreachable, pass closes Business forbids that user terminal accesses, and report and alarm.In the program, the management automatically establishing eNodeB is extensive The system of answering a pager's call, it is possible to when knowing S1-U user face link exception, is automatically stopped offer service and forbids that user is eventually Terminate into so that user terminal reselects eNodeB, it is to avoid under this eNodeB, user terminal makes repeated attempts Attachment, improves user experience and MME adheres to success rate.

Accompanying drawing explanation

Fig. 1 is existing attachment (attach) schematic flow sheet;

The base station that Fig. 2 provides for the embodiment of the present invention one is from processing method schematic diagram;

The base station that Fig. 3 provides for the embodiment of the present invention two processes schematic flow sheet certainly;

The architecture of base station schematic diagram that Fig. 4 provides for the embodiment of the present invention three.

Detailed description of the invention

The technical solution of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.

At present, the base station (eNodeB) of existing network possesses the ability of detection S1-U user face link, it is also possible to Error reason is reported when user terminal adheres to unsuccessfully.But, but do not have any mechanism to go to prevent S1-U During the link exception of user face, user terminal repeated attempt attachment request phenomenon generation.That is, although ENodeB has learned that S1-U user face link is abnormal, but has no ability to stop to provide service, allows terminal weight The newly selected eNodeB.To this end, embodiments provide a kind of obstructed for S1-U user face link In the case of base station from process scheme, in the program, establish eNodeB automatic managing to resume mechanism, Can when knowing S1-U user face link exception, be automatically stopped offer service forbid user terminal access or Require user terminal gravity treatment eNodeB, it is to avoid under this eNodeB, user terminal makes repeated attempts attachment.

Embodiment one

As in figure 2 it is shown, the base station that the embodiment of the present invention provides is from processing method, including:

Step 201, whether all S1-U user faces link being periodically detected gateway SGW may be used Reach.

ENodeB can be set up by locally configured or MME transmitting signaling downwards and be safeguarded and self arrive SGW's S1-U user face link table.

ENodeB can periodically detect all S1-U user faces in the link table of described S1-U user face Link whether up to.Wherein, detection S1-U user face link whether up to mode include but not limited to: By GTP link or automatically ping bag detect address, opposite end whether up to.

Step 202, when described all S1-U user faces link is unreachable, closedown business forbids user terminal Access, and report and alarm.

All S1-U user faces link in eNodeB detects described S1-U user face link table is the most not During up to (the most abnormal), eNodeB can automatically close up its caned to user terminal provide all business, Forbid that user terminal accesses, so that user terminal reselects eNodeB to be accomplished to the attachment stream of MME Journey.

In this embodiment, when eNodeB detects that S1-U user face link is unreachable, need the announcement reported Alert for link inaccessible alarm;When all S1-U user faces, link is unreachable, closedown business forbids that user is eventually Terminate fashionable, need the alarm reported to include but not limited to: eNodeB moves back clothes alarm, automatically close up and carry in community Show alarm.

Wherein, closedown business forbids that the mode that user terminal accesses includes but not limited to following two:

Mode one, closedown radiofrequency signal, do not retransmit wireless signal, stops providing service, reaches to forbid using The purpose that family is accessed.

Mode two, open self flag bit (alternatively referred to as identifier), by carrying the wireless of described flag bit Broadcast singal informs that this eNodeB of user terminal stops providing service, thus reaches not close the situation of radio frequency Under forbid the purpose that user terminal accesses.In such cases, eNodeB can also be accused by radio broadcasting signal Know that user terminal reselects eNodeB.

The scheme provided due to the embodiment of the present invention, adds the automatic managing to resume mechanism of eNodeB, then ENodeB periodically detect S1-U user face link whether up to, when part S1-U user face being detected Link-recovery is up to rear, and eNodeB recovers business and allows user terminal to access.

Wherein, forbidding, for closedown business, the mode that user terminal accesses, eNodeB recovers business and allows user The mode that terminal accesses includes but not limited to following two:

Mode one, unlatching radiofrequency signal, send wireless signal, provide service.

Mode two, base station flag bit is set, informs user by carrying the radio broadcasting signal of described flag bit Base station described in terminal normally provides service.

Embodiment two

The base station provided based on the above embodiment of the present invention is from processing method, as it is shown on figure 3, for S1-U During the link exception of user face, including from processing procedure of base station:

Step 301, eNodeB is set up by locally configured or MME transmitting signaling downwards and is safeguarded SI-U User face link table.

Step 302, every SI-U user face link in the link table of eNodeB detection SI-U user face, right In inaccessible SI-U user face chain road direction MME report and alarm (link inaccessible alarm).

Step 303, SI-U user face link is the most unreachable, if it does not, perform step 304;As Fruit is, performs step 305.

Step 304, in the link table of SI-U user face simply by the presence of up to SI-U user face link, then ENodeB just can by up to SI-U user face chain road direction user terminal continue to provide service.Then, root According to the default detection cycle, when detecting moment arrival, return and perform step 302 and subsequent step.

Step 305, SI-U user face link in the link table of SI-U user face whole unreachable time, eNodeB Closedown business forbids that user terminal accesses, and report and alarm (eNodeB moves back clothes alarm, community automatically closes up and carry Show alarm etc.) so that user terminal reselects eNodeB to be accomplished to the attachment flow of MME, it is to avoid User terminal makes repeated attempts attachment request under this eNodeB.

Step 306, according to the default detection cycle, when detecting moment arrival, eNodeB detects SI-U Every SI-U user face link in the link table of user face, is confirmed whether to have the SI-U user face link-recovery can Reach, if it does not, perform step 307;If it is, perform step 308.

Step 307, if the SI-U user face link in the link table of SI-U user face does not has the recovery can Reach, then eNodeB keeps forbidding user terminal access state.Then, according to the default detection cycle, When detecting moment arrival, perform step 306.

Step 308, if there being part or all of SI-U user face link-recovery in the link table of SI-U user face Up to, then eNodeB recover own service allow user terminal access (from partly or entirely recover up to SI-U user face link in select one to access for user terminal), and report corresponding notice, this notice is used In cancelling, above-mentioned eNodeB moves back clothes alarm, prompt alarm is automatically closed up in community, is additionally operable to cancel part or complete Portion recover up to link inaccessible alarm corresponding to SI-U user face link.

After this step, eNodeB can from partly or entirely recover up to SI-U user face link Optional one is accessed for user terminal, and provides service.Then, according to the default detection cycle, detection is worked as Every SI-U user face link when moment arrives, in the link table of eNodeB detection SI-U user face.In inspection Before survey, the following several situations of SI-U user face link table existence:

One, the SI-U user face link full recovery in the link table of SI-U user face be up to;

Two, the part SI-U user face link-recovery in the link table of SI-U user face be up to.

For situation one, can be according to step 302 and follow-up flow performing;

For situation two, when eNodeB detects, when state is that inaccessible SI-U user face link is extensive Multiple for up to time, eNodeB reports corresponding notice to MME, cancels corresponding link inaccessible alarm, when Reverted to up to SI-U user face link occur again abnormal be changed to unreachable time, then on eNodeB Report is alert (link inaccessible alarm), if this is changed to inaccessible SI-U user face link is that user is whole Terminate the SI-U user face link into eNodeB, then in this case, eNodeB can be according to detection After SI-U user face Link State, reselect a suitable SI-U user face link for user terminal Access;If the SI-U user face Link State after Jian Ce is the most unreachable, then perform step 305 and Follow-up flow process.

Embodiment three

The embodiment of the present invention additionally provides a kind of base station, as shown in Figure 4, and including:

Detection module 10, for periodically detecting all S1-U user faces to gateway, the described base station Link whether up to;

Management module 20, for detecting described all S1-U user faces link not at described detection module 10 Up to time, closedown business forbids that user terminal accesses, and report and alarm.

Wherein, described management module 20 is used for performing the following business of closing and forbids that user terminal access processes:

Close radiofrequency signal, stop providing service;Or,

Open base station flag bit, inform described in user terminal by carrying the radio broadcasting signal of described flag bit Base station stops providing service.

Described management module 20, is additionally operable to described S1-U user face link be detected at described detection module 10 Recover up to time, recover business allow user terminal access, and report recovery notice.

Described management module 20, is additionally operable to perform following business of recovering and allows user terminal access to process:

Open radiofrequency signal, it is provided that service;Or, base station flag bit is set, by carrying described flag bit Radio broadcasting signal inform that base station described in user terminal normally provides service.

Described detection module 10 be additionally operable to perform following detect all S1-U user faces link whether up to place Reason: carry out address, opposite end up to detection by means such as GTP link or automatic ping bags.

Described management module 20, is additionally operable to detect that S1-U user face link can not at described detection module 10 When reaching, to MME reporting links inaccessible alarm.In closedown business, described management module 20 forbids that user is eventually Terminate the fashionable alarm reported to MME to include but not limited to: eNodeB moves back clothes alarm, automatically close up in community Prompt alarm.

Described management module 20, is additionally operable to, when recovery business allows user terminal to access, report to MME Notice, cancels described link inaccessible alarm, eNodeB moves back clothes alarm, automatically close up prompt alarm in community.

It should be noted that above-mentioned detection module 10, management module 20 can be by the central processing unit of base station (CPU, Central Processing Unit), microprocessor (MPU, Micro Processing Unit), Digital signal processor (DSP, Digital Signal Processor) or programmable logic array (FPGA, Field-Programmable Gate Array) realize;Memory element 40 can be by the memorizer of electronic equipment Realize.

In sum, by the embodiment of the present invention, the automatic managing to resume mechanism of eNodeB, energy are established Enough when knowing S1-U user face link exception, be automatically stopped offer service forbid user terminal access so that User terminal reselects eNodeB, it is to avoid under this eNodeB, user terminal makes repeated attempts attachment, promotes User experience and MME adhere to success rate.

In several embodiments provided by the present invention, it should be understood that disclosed method, device and electricity Subset, can realize by another way.Apparatus embodiments described above is only schematically, Such as, the division of described unit, be only a kind of logic function and divide, actual can have when realizing other Dividing mode, such as: multiple unit or assembly can be in conjunction with, or are desirably integrated into another system, or some Feature can be ignored, or does not performs.It addition, the coupling each other of shown or discussed each ingredient, Or direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, equipment or unit or communication Connect, can be electrical, machinery or other form.

The above-mentioned unit illustrated as separating component can be or may not be physically separate, as The parts that unit shows can be or may not be physical location, i.e. may be located at a place, it is possible to To be distributed on multiple NE;Part or all of unit therein can be selected according to the actual needs Realize the purpose of the present embodiment scheme.

It addition, each functional unit in various embodiments of the present invention can be fully integrated in a processing unit, Can also be that each unit is individually as a unit, it is also possible to two or more unit are integrated in one In individual unit;Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware adds soft The form of part functional unit realizes.

One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can Completing with the hardware relevant by programmed instruction, aforesaid program can be stored in an embodied on computer readable and deposit In storage media, this program upon execution, performs to include the step of said method embodiment;And aforesaid storage Medium includes: movable storage device, read only memory (ROM, Read-Only Memory), deposit at random Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey The medium of sequence code.

Or, if the above-mentioned integrated unit of the embodiment of the present invention realizes with the form of software function module and makees During for independent production marketing or use, it is also possible to be stored in a computer read/write memory medium.Base In such understanding, prior art is contributed by the technical scheme of the embodiment of the present invention the most in other words Part can embody with the form of software product, and this computer software product is stored in a storage medium In, including some instructions with so that computer equipment (can be personal computer, server or Person's network equipment etc.) perform all or part of of method described in each embodiment of the present invention.And aforesaid storage Medium includes: movable storage device, read only memory (ROM, Read-Only Memory), deposit at random Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey The medium of sequence code.

The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should It is as the criterion with described scope of the claims.

Claims (14)

1. a base station is from processing method, it is characterised in that the method includes:
Periodically detect all S1-U user faces link of gateway whether up to;
When described all S1-U user faces link is unreachable, closedown business forbids that user terminal accesses, and Report and alarm.
The most according to claim 1, base station is from processing method, it is characterised in that the method also includes: inspection Measure described S1-U user face link-recovery up to time, recover business allow user terminal access.
The most according to claim 2, base station is from processing method, it is characterised in that described closedown business is forbidden User terminal accesses, including: close radiofrequency signal, stop providing service.
The most according to claim 2, base station is from processing method, it is characterised in that described closedown business is forbidden User terminal accesses, including: open base station flag bit, by carrying the radio broadcasting signal of described flag bit Inform that base station described in user terminal stops providing service.
The most according to claim 3, base station is from processing method, it is characterised in that described recovery business allows User terminal accesses, including: open radiofrequency signal, it is provided that service.
The most according to claim 4, base station is from processing method, it is characterised in that described recovery business allows User terminal accesses, including: base station flag bit is set, by carrying the radio broadcasting signal of described flag bit Inform that base station described in user terminal normally provides service.
7. according to base station described in any one of claim 1 to 6 from processing method, it is characterised in that described inspection Survey S1-U user face link whether up to, including: by GTP link or automatically ping bag detect opposite end Address whether up to.
8. a base station, it is characterised in that including:
Detection module, for periodically detecting the described base station all S1-U user faces chain to gateway Road whether up to;
At described detection module, management module, for detecting that described all S1-U user faces link is unreachable Time, closedown business forbids that user terminal accesses, and report and alarm.
The most according to claim 8, base station, it is characterised in that described management module, be additionally operable to described Detection module detect described S1-U user face link-recovery up to time, recovery business allow user terminal connect Enter.
Base station the most according to claim 9, it is characterised in that described management module be additionally operable to perform with ShiShimonoseki business that closes forbids that user terminal access processes: close radiofrequency signal, stops providing service.
11. base stations according to claim 9, it is characterised in that described management module be additionally operable to perform with ShiShimonoseki business that closes forbids that user terminal access processes: open base station flag bit, by carrying described flag bit Radio broadcasting signal informs that base station described in user terminal stops providing service.
12. base stations according to claim 10, it is characterised in that described management module be additionally operable to perform with Lower recovery business allows user terminal access to process: open radiofrequency signal, it is provided that service.
13. according to base station described in claim 11, it is characterised in that described management module be additionally operable to perform with Lower recovery business allows user terminal access to process: arrange base station flag bit, by carrying described flag bit Radio broadcasting signal informs that base station described in user terminal normally provides service.
14. according to Claim 8 to base station described in 13 any one, it is characterised in that described detection module is used In perform following detect all S1-U user faces link whether up to process: by GTP link or oneself Dynamic ping bag detect address, opposite end whether up to.
CN201510040824.6A 2015-01-27 2015-01-27 Base station and self-processing method thereof CN105992264A (en)

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US20110305139A1 (en) * 2003-07-23 2011-12-15 Interdigital Technology Corporation Method and apparatus for determining and managing congestion in a wireless communications system
CN103874106A (en) * 2012-12-10 2014-06-18 北京信威通信技术股份有限公司 Method for self-adaptively closing base station radio frequency in wireless communication
CN103945432A (en) * 2013-01-18 2014-07-23 中国普天信息产业股份有限公司 Operating-mode switching method for trunking system base station

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1315756A (en) * 2000-03-27 2001-10-03 信息产业部电信科学技术研究院 Method for improving covered range of intelligent antenna array
US20110305139A1 (en) * 2003-07-23 2011-12-15 Interdigital Technology Corporation Method and apparatus for determining and managing congestion in a wireless communications system
CN101553017A (en) * 2008-04-03 2009-10-07 华为技术有限公司 Method for controlling resource release, network element device and network system
CN103874106A (en) * 2012-12-10 2014-06-18 北京信威通信技术股份有限公司 Method for self-adaptively closing base station radio frequency in wireless communication
CN103945432A (en) * 2013-01-18 2014-07-23 中国普天信息产业股份有限公司 Operating-mode switching method for trunking system base station

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