CN107438231A - Data transmission method and system under fault mode - Google Patents
Data transmission method and system under fault mode Download PDFInfo
- Publication number
- CN107438231A CN107438231A CN201610352918.1A CN201610352918A CN107438231A CN 107438231 A CN107438231 A CN 107438231A CN 201610352918 A CN201610352918 A CN 201610352918A CN 107438231 A CN107438231 A CN 107438231A
- Authority
- CN
- China
- Prior art keywords
- base station
- terminal
- uplink information
- fault mode
- data transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses the data transmission method under a kind of fault mode and system.Methods described and system are used for base station, wherein, include in the multiple cells covered in the base station comprising the first terminal and at least one second terminal, this method with the base station communication：Detect the signal intelligence between the base station and core net；When determining that the base station enters fault mode based on the signal intelligence detected, based on MBMS mechanism, the uplink information for being obtained from first terminal is reached into down channel, and be sent at least one second terminal.The present invention realizes in a failure mode, and base station can realize " weak transmission ", and strong solves under LTE standard, when base station is with core network communications failure, the problem of can not carrying out data transmission.
Description
Technical field
The present embodiments relate to the data transmission method under the communication technology, more particularly to a kind of fault mode and system.
Background technology
In LTE standard, it is to carry out data by base station and core net to turn that UE (terminal) enters row data communication between UE
Hair.When communication failure occurs between base station and core net, base station will be unable to service for UE.
In addition, the characteristics of MBMS technologies is network resources locating, i.e., by providing point-to-multipoint data transmitting mechanisms, with
Less Internet resources provide business simultaneously for a large amount of users with same requirements, are shared Internet resources.MBMS skills
The network resource consumption of art is unrelated with the growth of number of users, so as to effectively save limited interface-free resources.
At present, the existing network topology architectures of MBMS are that group service data are sent to base by M1 interfaces from MBMS gateways
Stand, base station is by core net by data forwarding.Wherein, processing of the user plane to business datum, as shown in figure 1, i.e. pass through by
MBMS message is encapsulated in the mode in Sync synchronous protocols, realizes synchronous transmission of the MBMS between each base station.Wherein,
The general principle of Sync synchronous protocols is that transmitting terminal stabs in service message head fill in the time, and receiving terminal passes through service message head
Timestamp, realize service message different receiving terminals synchronization send.
However, working as base station fault, in the case that Sync agreements can not be implemented, the data transfer based on MBMS frameworks will be unable to
Realize.
Therefore, data transfer when being in fault mode for base station under LTE standard is improved by this programme..
The content of the invention
The present invention provides data transmission method and system under a kind of fault mode, when being in fault mode to solve base station
Data transfer can not be continued.
In a first aspect, the embodiments of the invention provide the data transmission method under a kind of fault mode, for base station, its
In, in multiple cells for being covered in the base station comprising with the first terminal of the base station communication and at least one second eventually
End, this method include：Detect the signal intelligence between the base station and core net；When determining institute based on the signal intelligence detected
When stating base station and entering fault mode, based on MBMS mechanism, the uplink information for being obtained from first terminal is reached into down channel, concurrently
It is sent at least one second terminal.
Second aspect, the embodiment of the present invention additionally provide the data transmission system under a kind of fault mode, for base station, its
In, in multiple cells for being covered in the base station comprising with the first terminal of the base station communication and at least one second eventually
End, the system include：Detection module, for detecting the signal intelligence between the base station and core net；Transport module, it is used for
When determining that the base station enters fault mode based on the signal intelligence detected, based on MBMS mechanism, first will be obtained from eventually
The uplink information at end reaches down channel, and is sent at least one second terminal.
The uplink information of first terminal is directly forwarded to same base station institute by the present invention during base station and core net disconnect
The second terminal of covering, realize in a failure mode, base station can realize " weak transmission ", and strong solves base station and core net
During communication failure, the problem of can not carrying out data transmission.
Brief description of the drawings
Fig. 1 is the data transfer schematic diagram of MBMS technologies in the prior art.
Fig. 2 is the flow chart of the data transmission method under the fault mode in the embodiment of the present invention one；
Fig. 3 is the data transfer of first terminal, base station and second terminal in a failure mode in the embodiment of the present invention one
Schematic diagram；
Fig. 4 is the structural representation of the data transmission system under the fault mode in the embodiment of the present invention two.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 2 is the flow chart of the data transmission method under the fault mode that the embodiment of the present invention one provides, and the present embodiment can
Suitable for situation under LTE system, this method can be performed by installing Transmission system in a base station, wherein, in LTE system
Base station and core network communications, so that the data/signaling for being uploaded UE (terminal) is transferred to another UE by base station and core net,
In this way, realize two UE communication.Wherein, the base station can cover multiple cells, same base station and first terminal and second
Terminal communicates, wherein, first terminal and second terminal can be located at same cell, or adhere to different districts separately.The first terminal
Include but is not limited to second terminal：The terminal that mobile phone, tablet personal computer, intercom etc. are communicated based on LTE system.This method
Specifically comprise the following steps：
Step S110, the signal intelligence between the base station and core net is detected.
Here, the Transmission system determines place base station and core by the communication link between monitoring base station and core net
Whether heart net communicates to connect.In the present embodiment, the S1 interfaces of the Transmission system detection base station and core network communications, as the S1
When interface disconnects, determine that the base station enters fault mode, it is on the contrary, it is determined that base station is normal mode of operation.Wherein S1 interfaces
It is the communication interface between LTE eNodeB (base station) and EPC (packet-based core networks).After base station enters fault mode, the biography
When defeated system receives the uplink information of first terminal initiation, step S120 is performed.
Step S120, based on MBMS mechanism, the uplink information for being obtained from first terminal is reached into down channel, and be sent to
At least one second terminal.
Here, because base station can not communicate with core net, base station is isolated.When first terminal is initiated as point-to-point, group is exhaled
Or short data service uplink information when, the Transmission system can be based on MBMS mechanism, the uplink information be passed through descending common
Enjoy channel and be forwarded to the base station and cover second terminal in each cell.Wherein, for LTE, in normal Working mould
Needed under formula, between base station and core net by synchronous protocol stack forwarding information.In a failure mode, the Transmission system can be same
Uplink information is intercepted and captured before step protocol stack, then is issued by DSCH Downlink Shared Channel so that in the base station range
Interior second terminal can receive.
A kind of alternative is that the step S120 includes：According to the order for getting uplink information, from MBMS mechanism
The packet data convergence protocol of up channel passes to each uplink information the PDCP of DSCH Downlink Shared Channel
Layer, then at least one second terminal is sent to by DSCH Downlink Shared Channel.
For the base station based on LTE standard institute framework, each base station belongs to concentrating type framework.First terminal in a failure mode
When initiating group-calling service, the Transmission system can be based on MBMS mechanism, and the uplink information of first terminal is passed through into descending shared letter
Road is sent to all second terminals of the group.In this way, each second terminal in base station institute coverage can receive
To the uplink information.Effectively reduce occupancy of the group-calling service to down channel.
In the present embodiment, as shown in figure 3, due in a failure mode, it is same with S1 interfaces included in MBMS standards
Walking protocol stack can not normal work.So the Transmission system, will be upper according to the order for the uplink information for being obtained from first terminal
Row information skips synchronous protocol stack (Sync) and GTPU protocol layers, and descending shared letter is directly transferred to from packet data convergence protocol
The packet data convergence protocol in road, then be successively transmitted uplink information via radio link control layer and MAC layer
Handle, and each second for being sent to base station institute coverage, being belonged under same group-calling service by DSCH Downlink Shared Channel
Terminal.
The uplink information is in addition to following any in addition to the information based on cluster multi call business：Based on cluster
The uplink information of single call service, the uplink information based on cluster short data.Wherein, the uplink information can carry multi-medium data
And/or text data etc..
The operation principle of data transmission method under the fault mode is exemplified below：
The S1 interfaces of real-time/periodic detection base station of Transmission system, when S1 interfaces disconnect, determine that base station enters failure
Pattern.In a failure mode, current each business to communicate is disconnected.When first terminal is initiated based on cluster multi call business
During call request, the Transmission system is based on MBMS mechanism, directly turns the uplink information in packet data convergence protocol
The packet data convergence protocol being sent on DSCH Downlink Shared Channel, and successively via radio link control layer and MAC layer,
It is issued in DSCH Downlink Shared Channel；The second terminal of each cell is covered in the base station can receive the uplink information.
The technical scheme of the present embodiment, during base station and core net disconnect, based on MBMS mechanism, by the upper of first terminal
Row information is directly forwarded to the second terminal that same base station is covered, and realizes in a failure mode, cluster " the weak biography of base station
It is defeated ", strong solves under LTE standard, when base station is with core network communications failure, can not carry out asking for group-calling service data transfer
Topic.
In addition, MBMS mechanism is based on, according to the reception order of uplink information, not via synchronous protocol stack, by uplink information
DSCH Downlink Shared Channel is directly transferred to by Radio interface protocols, group exhales industry between realizing each terminal in same base station range
The multimedia communication of business.
Embodiment two
The structural representation of data transmission system under the fault mode that Fig. 4 provides for the embodiment of the present invention two, this implementation
Example is applicable to situation under LTE system, and the system is installed in a base station.Wherein, base station and core network communications in LTE system,
So that the data/signaling for being uploaded UE (terminal) is transferred to another UE by base station and core net, in this way, realizing two UE's
Communication.Wherein, the base station can cover multiple cells, and same base station communicates with first terminal and second terminal, wherein first
Terminal and second terminal can be located at same cell, or adhere to different districts separately.The first terminal and second terminal are included but not
It is limited to：The terminal that mobile phone, tablet personal computer, intercom etc. are communicated based on LTE system.The system 1 specifically includes：Detection module
11st, transport module 12.
The detection module 11 is used to detect the signal intelligence between the base station and core net.
Here, the detection module 11 by the communication link between monitoring base station and core net come base station where determining with
Whether core net communicates to connect.In the present embodiment, the detection module 11 detects the S1 interfaces of base station and core network communications, works as institute
When stating the disconnection of S1 interfaces, determine that the base station enters fault mode, it is on the contrary, it is determined that base station is normal mode of operation.Wherein S1
Interface is the communication interface between LTE eNodeB (base station) and EPC (packet-based core networks).For example, when the detection module 11 is supervised
Measure S1 interfaces no data transmission in preset duration of base station, it is determined that base station enters fault mode.When base station enters failure
After pattern, when the detection module 11 receives the uplink information of first terminal initiation, transport module 12 is performed.
The transport module 12 is used to be based on MBMS mechanism, and the uplink information for being obtained from first terminal is reached into descending letter
Road, and it is sent at least one second terminal.
Here, because base station can not communicate with core net, base station is isolated.When first terminal is initiated as point-to-point, group is exhaled
Or short data service uplink information when, the transport module 12 can be based on MBMS mechanism, the uplink information be passed through descending
Shared channel is forwarded to the base station and covers second terminal in each cell.Wherein, for LTE, normally working
Needed under pattern, between base station and core net by synchronous protocol stack forwarding information.In a failure mode, the transport module 12 can
Uplink information is intercepted and captured before synchronous protocol stack, then is directly issued by DSCH Downlink Shared Channel so that in the base station
Second terminal in coverage can receive.
A kind of alternative is, the transport module 12 according to the order for getting uplink information, from MBMS mechanism on
The packet data convergence protocol of row channel passes to each uplink information the packet data convergence protocol of DSCH Downlink Shared Channel,
At least one second terminal is sent to by DSCH Downlink Shared Channel again.For the base station based on LTE standard institute framework, each base station category
In concentrating type framework.When first terminal initiates group-calling service in a failure mode, the transport module 12 can be based on MBMS mechanism,
The uplink information of first terminal is sent by DSCH Downlink Shared Channel to all second terminals of the group.In this way, it is in the base
Each second terminal stood in institute's coverage can receive the uplink information..In this way, group-calling service can be effectively reduced under
The occupancy of row channel.
In the present embodiment, as shown in figure 3, due in a failure mode, it is same with S1 interfaces included in MBMS standards
Walking protocol stack can not normal work.So the transport module 12, will according to the order for the uplink information for being obtained from first terminal
Uplink information skips synchronous protocol stack (Sync) and GTPU protocol layers, is directly transferred to from packet data convergence protocol descending shared
The packet data convergence protocol of channel, then successively passed uplink information via radio link control layer and MAC layer
Defeated processing, and each for being sent to base station institute coverage by DSCH Downlink Shared Channel, being belonged under same group-calling service
Two terminals.
The uplink information is in addition to following any in addition to the information based on cluster multi call business：Based on cluster
The uplink information of single call service, the uplink information based on cluster short data.Wherein, the uplink information can carry multi-medium data
And/or text data etc..
The operation principle of data transmission system 1 under the fault mode is exemplified below：
The S1 interfaces of real-time/periodic detection base station of detection module 11, when S1 interfaces disconnect, determine that base station enters event
Barrier pattern.In a failure mode, base station disconnects current each business to communicate.When first terminal initiates to be based on cluster multi call
During the call request of business, the transport module 12 is based on MBMS mechanism, directly on packet data convergence protocol will be described
Row information is forwarded to the packet data convergence protocol on DSCH Downlink Shared Channel, and successively via radio link control layer,
And MAC layer, it is issued in DSCH Downlink Shared Channel, the second terminal of each cell is covered in the base station to be received on described
Row information.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (8)
1. the data transmission method under a kind of fault mode, for base station, wherein, in the multiple cells covered in the base station
Include equal and the first terminal of the base station communication and at least one second terminal, it is characterised in that including：
Detect the signal intelligence between the base station and core net；
When determining that the base station enters fault mode based on the signal intelligence detected, based on MBMS mechanism, will be obtained from
The uplink information of one terminal reaches down channel, and is sent at least one second terminal.
2. the data transmission method under fault mode according to claim 1, it is characterised in that the detection base station and core
Signal intelligence between heart net includes：
The S1 interfaces of base station and core network communications are detected, when the S1 interfaces disconnect, determine that the base station enters fault mode.
3. the data transmission method under fault mode according to claim 1, it is characterised in that described to be based on MBMS machines
System, reaches down channel, and be sent at least one second terminal to include by the uplink information for being obtained from first terminal：
According to the order for the uplink information for being obtained from first terminal, up channel packet data convergence protocol will be described on
Row information is directly forwarded to the packet data convergence protocol of DSCH Downlink Shared Channel, then is sent at least by DSCH Downlink Shared Channel
One second terminal.
4. the data transmission method under fault mode according to claim 1, it is characterised in that the uplink information includes
It is any below：Uplink information based on cluster multi call business, the uplink information based on cluster single call service, based on cluster short number
According to uplink information.
5. the data transmission system under a kind of fault mode, for base station, wherein, in the multiple cells covered in the base station
Include equal and the first terminal of the base station communication and at least one second terminal, it is characterised in that including：
Detection module, for detecting the signal intelligence between the base station and core net；
Transport module, for when determining that the base station enters fault mode based on the signal intelligence detected, based on MBMS machines
System, reaches down channel, and be sent at least one second terminal by the uplink information for being obtained from first terminal.
6. the data transmission system under fault mode according to claim 5, it is characterised in that the detection module is used for
The S1 interfaces of base station and core network communications are detected, when the S1 interfaces disconnect, determine that the base station enters fault mode.
7. the data transmission system under fault mode according to claim 5, it is characterised in that the transport module is used for
It is from the packet data convergence protocol of up channel that uplink information is straight according to the order for the uplink information for being obtained from first terminal
Switch through the packet data convergence protocol for issuing DSCH Downlink Shared Channel, then at least one second is sent to by DSCH Downlink Shared Channel
Terminal.
8. the data transmission system under fault mode according to claim 5, it is characterised in that the uplink information includes
It is any below：Uplink information based on cluster multi call business, the uplink information based on cluster single call service, based on cluster short number
According to uplink information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610352918.1A CN107438231A (en) | 2016-05-25 | 2016-05-25 | Data transmission method and system under fault mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610352918.1A CN107438231A (en) | 2016-05-25 | 2016-05-25 | Data transmission method and system under fault mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107438231A true CN107438231A (en) | 2017-12-05 |
Family
ID=60452893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610352918.1A Withdrawn CN107438231A (en) | 2016-05-25 | 2016-05-25 | Data transmission method and system under fault mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107438231A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101247315A (en) * | 2007-02-12 | 2008-08-20 | 上海贝尔阿尔卡特股份有限公司 | Content synchronization method and apparatus for single-frequency network transmission |
| US20090323638A1 (en) * | 2008-06-30 | 2009-12-31 | Qualcomm Incorporated | Method and apparatus for automatic handover optimization |
| CN102348222A (en) * | 2010-08-03 | 2012-02-08 | 中兴通讯股份有限公司 | Fault weakening method and base station based on digital cluster system |
| CN102917389A (en) * | 2012-10-22 | 2013-02-06 | 大唐移动通信设备有限公司 | Method and device for transmission self-detection of base station in LTE (Long Term Evolution) system |
| CN103379581A (en) * | 2012-04-24 | 2013-10-30 | 华为技术有限公司 | Data transmission method, user devices, base station and system |
-
2016
- 2016-05-25 CN CN201610352918.1A patent/CN107438231A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101247315A (en) * | 2007-02-12 | 2008-08-20 | 上海贝尔阿尔卡特股份有限公司 | Content synchronization method and apparatus for single-frequency network transmission |
| US20090323638A1 (en) * | 2008-06-30 | 2009-12-31 | Qualcomm Incorporated | Method and apparatus for automatic handover optimization |
| CN102348222A (en) * | 2010-08-03 | 2012-02-08 | 中兴通讯股份有限公司 | Fault weakening method and base station based on digital cluster system |
| CN103379581A (en) * | 2012-04-24 | 2013-10-30 | 华为技术有限公司 | Data transmission method, user devices, base station and system |
| CN102917389A (en) * | 2012-10-22 | 2013-02-06 | 大唐移动通信设备有限公司 | Method and device for transmission self-detection of base station in LTE (Long Term Evolution) system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2928220B1 (en) | Method, system, base station and cluster epc for establishing group call context | |
| EP2498527B1 (en) | Method and equipment for converging plural service data from machine terminal devices | |
| US8977325B2 (en) | Method and system for processing cell sleeping | |
| US11659411B2 (en) | Single radio switching between multiple wireless links | |
| CN104270725B (en) | The processing method and processing device of the determination of configured information, processing and request message | |
| CN107846434A (en) | A kind of car networking method for processing business, device and car networking system | |
| CN101820523B (en) | Method and system for processing session | |
| EP2950572B1 (en) | Method, apparatuses and system for realizing security detection in heterogeneous network | |
| WO2014183698A1 (en) | Cluster communication method and system, user equipment and network-side equipment | |
| CN104125560A (en) | Multi-terminal based cooperative communication method, multi-terminal based cooperative communication system, terminal and communication base station | |
| US10470058B2 (en) | Single radio serving multiple wireless links | |
| CN110475381A (en) | Communication means, equipment and system | |
| CN101932091A (en) | Coordinated multi-point transmission system and method as well as relevant device | |
| CN101651536A (en) | Method and system for realizing synchronization of control sequence numbers | |
| CN104427626A (en) | Semi-static scheduling method and system | |
| CN104301931A (en) | Congestion/overload control method, system, device and base station | |
| CN103841605B (en) | A kind of method and apparatus for realizing multiple BBU equipment rooms baseband signal collaboration processing | |
| CN102469549A (en) | Network access method and system | |
| CN102892157B (en) | WLAN keeps the method and system of continuation when switching to WLAN or 3G | |
| CN102098625B (en) | Method and device for realizing paging in group calling process | |
| CN107438231A (en) | Data transmission method and system under fault mode | |
| EP4142402A1 (en) | Communication control method and user equipment | |
| CN112702748B (en) | Data transmission method and device for hybrid networking | |
| CN101651605A (en) | Method and system for transmitting and receiving data | |
| CN103684558B (en) | Coordinated multipoint transmission processing method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171205 |
|
| WW01 | Invention patent application withdrawn after publication |