CN106332221A - Information sending method and terminal - Google Patents
Information sending method and terminal Download PDFInfo
- Publication number
- CN106332221A CN106332221A CN201510373118.3A CN201510373118A CN106332221A CN 106332221 A CN106332221 A CN 106332221A CN 201510373118 A CN201510373118 A CN 201510373118A CN 106332221 A CN106332221 A CN 106332221A
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- Prior art keywords
- service area
- ecgi
- terminal
- via node
- mark
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides an information sending method and a terminal. The method comprises the steps of using a relay node to receive a cell information request message initiated by the terminal; using the relay node to read an evolved universal terrestrial radio access network(E-UTRAN) cell global identifier (ECGI) and a corresponding service area identity (SAI); using the relay node to send the ECGI and the corresponding service area identity to the terminal. According to the present invention, the relay node sends the own SAI information to the far terminal, and then the far terminal sends the ECGI and the corresponding SAI to a cluster communication server together, so that the situation that the cluster communication server together is configured with the ECGI and the SAI statically, can be avoided.
Description
Technical field
The present invention relates to the communications field, a kind of method sent particularly to information and terminal.
Background technology
The terminal of close region utilizes device-to-device (Device to Device, referred to as D2D) direct
Communication can bring a lot of benefit, the most higher speed, lower delay and less merit to terminal
Consumption, also drastically increases the radio resource efficiency of operator, Relay (relaying) mould of D2D simultaneously
Formula is conducive to operator to improve wireless coverage；Utilize for application and D2D communication process closes on letter
Breath can develop more attractive new business.Public safety (Public Safety) system can also profit
The communication between terminal is realized not having in the case of wireless coverage by D2D technology.
Fig. 1 be in correlation technique and 3GPP (The 3rd Generation Partnership Project, the 3rd
For partner program) relevant D2D Relay configuration diagram, as it is shown in figure 1, emphasis network element
Function declaration is as follows.
Remote terminal: being also subscriber equipment (User Equipment, referred to as UE), this terminal is in nothing
Movable signal cover within, support by PC5 (the D2D interface between terminal and terminal) interface and its
He carries out D2D discovery and communicates terminal, and remote terminal can also be communicated by Relay node and network.
Relay node: be also via node, this node is a terminal, has been in movable signal and has covered
Within, support other remote terminals by this terminal and network service, it is wide that Relay node supports that Relay finds
Broadcasting, remote terminal, by reading this broadcast message, selects suitable Relay node and by this node and net
Network communicates.
Base station: provide wireless coverage for Relay node, it is also possible to carry out D2D discovery for Relay node
Or carry out Radio Resource mandate and distribution when communication.Carrying out eMBMS (Multimedia
Broadcast Multicast Service, MBMS) broadcast when, base station is passed through
Broadcast carries out downlink data transmission, is conducive to saving interface-free resources.Air interface between base station and terminal
For Uu mouth.
Core net: registration, distribution IP address and the carrying of main responsible Relay node are set up, Relay
Node is communicated by core net and external network.The interface of base station and core net is S1 interface.
Colony communication server: cluster service major function include the management of group service group, call setup,
The functions such as release and management.Being PC1 interface between UE and colony communication server, UE utilizes this interface
Initiate registration to colony communication server, and obtain service related information, UE from colony communication server
Also by this interface to functions such as the calling of colony communication server initiation group, request rights of speech.
Fig. 2 is the flow chart that the remote terminal of prior art accepts eMBMS communication by accessing Relay,
This flow process comprises the steps:
Step 201, Relay node has been in wireless coverage area, obtains D2D broadcast resource from base station,
Carrying out D2D broadcast, with the relevant information of Relay node in this broadcast, these information include Relay
The layer 2 of node identifies, access service information, radio layer information etc..It is in the remote terminal without overlay area
The when of receiving these broadcast messages, a suitable Relay node can be selected to enter according to these information
Row service.
Step 202, after remote terminal selects a Relay node, utilizes layer 2 user of Relay node
Set up layer 2 communication link between address, and Relay node, in this process, may include far
The authentication of terminal.
Step 203, Relay node is remote terminal distribution IP address, this address can be IPv4 address also
It can be IPv6 address.
Step 204, remote terminal can carry out unicast communication by this Relay node and network, including to
Machine communication server carries out registering, sending call request and initiate call.
Be presented herein below set up eMBMS communication process:
Step 205, during unicast communication, remote terminal may initiate request community to Relay node
Information request.
Step 206, Relay node accepts this request, then returns request cell information response to remote terminal,
Wherein with intervalometer, indicating remote terminal again to initiate to Relay node after this timer expiry please
Cell information is asked to ask.
Step 207, Relay node fixed time broadcast current cell information ECGI (E-UTRAN Cell Global
(Evolved Universal Terrestrial Radio Access Network, drills for Identifier, E-UTRAN
The universal land radio access web entered) Cell Global Identifier).
Step 208, after remote terminal receives the cell information ECGI of Relay node, to trunking communication
Server reporting subdistrict information ECGI.
Step 209, after colony communication server receives the cell information of multiple remote terminal, by analyzing
User in each community, determines the cell list needing to initiate cast communication.
Step 210, colony communication server initiates to set up eMBMS communication process, at this to core net
Before, colony communication server passes through static configuration, and cell ID is mapped to SAI (Service Area
Identity, service area ID), then by TMGI (the Temporary Mobile Group of this business
Identity, casual user organizes mark), the SAI of cell information ECGI and correspondence be sent collectively to core net.
Use SAI to route in core net, search out the MME (Mobility processing this community multicast
Management Element, mobile management unit), MCE (Multi-cell/multicast Coordination
Entity, multiple cell/multicast coordination entity) and the base station of correspondence, then set up base station to core net with
And the eMBMS passage of colony communication server, base station is broadcast in MCCH (multiparty control channel)
TMGI information.
Step 211, colony communication server can initiate eMBMS communication, base station carries out eMBMS
Broadcast.
Step 212, colony communication server asks to remote terminal originating service information updating, wherein with
The TMGI (Temporary Mobile Group Identity, casual user organizes mark) of this cast communication
And the SAI list of correspondence.
Step 213, remote terminal is initiated TMGI to Relay node and is monitored request, with the TMGI of request
And SAI list.
Step 214, Relay node monitors SIB15 (the System Information of base station broadcast
Broadcast, system information broadcast) Service Area information of Zhong Zhe community, if the SAI of this community is in institute
In the SAI list of request, illustrate that the MCCH in this community can listen to TMGI, then accept TMGI
Monitor request, and return TMGI supervision request response to remote terminal, be wherein assigned layer 2 cast communication
Address and timer value, timer value indicates remote terminal again to initiate timer expiry when
TMGI monitors request.
Step 215, Relay node is attempted reading the TMGI in MCCH channel.
Step 216, if Relay nodal test is to corresponding TMGI, is then carried out on PC5 interface
TMGI broadcasts, and content is TMGI.
Step 217, Relay node reads the eMBMS Content of Communication of base station simultaneously, then at PC5
Forwarding on interface, multicast address is layer 2 multicast address of Relay node distribution in step 214.
Step 218, the TMGI broadcast of remote terminal monitoring to Relay node, then in step 214 point
Cast communication is accepted on layer 2 multicast address joined.
Step 219, remote terminal stops unicast communication to colony communication server request.
There are the following problems in this process, and in step 210, colony communication server needs static state to join
Put the mapping relations of ECGI and SAI, because ECGI quantity is more, configuration complexity, underaction,
And colony communication server is probably third party, this mapping relations can be obtained unknown.
Summary of the invention
The technical problem to be solved in the present invention is to provide method and the terminal that a kind of information sends, to avoid collection
Group communication server static configuration ECGI and SAI.
In order to solve above-mentioned technical problem, the invention provides a kind of method that information sends, including:
Via node receives the cell information request message that terminal is initiated；
Described via node reads E-UTRAN Cell Global Identifier ECGI and corresponding service area mark
Know；
Described via node sends described ECGI and described service area ID to described terminal.
Further, said method also has a following feature:
Described via node is to send described ECGI and institute to described terminal by the way of broadcast or message
State service area ID.
In order to solve the problems referred to above, present invention also offers a kind of via node, wherein, including:
Receiver module, for receiving the cell information request message that terminal is initiated；
Read module, for reading E-UTRAN Cell Global Identifier ECGI and corresponding service area
Mark；
Sending module, for sending described ECGI and described service area ID to described terminal.
Further, above-mentioned via node also has a following feature:
Described sending module, be by broadcast or message by the way of to described terminal send described ECGI and
Described service area ID.
In order to solve the problems referred to above, present invention also offers a kind of method that information sends, including:
Terminal receives E-UTRAN Cell Global Identifier ECGI and the corresponding industry that via node sends
Business district mark；
Described terminal sends described ECGI and described service area ID to colony communication server.
Further, said method also has following feature: also include:
Receive described colony communication server casual user of return in business updates and organize mark and correspondence
Service area ID list；
If it is determined that described service area ID is in described service area ID list, then send out to described via node
Rise casual user organize mark monitor request, carry described casual user organize mark and described service area ID arrange
Table.
In order to solve the problems referred to above, present invention also offers a kind of terminal, wherein, including:
Receiver module, for receiving the E-UTRAN Cell Global Identifier ECGI that via node sends
With corresponding service area ID；
Sending module, for sending described ECGI and service area ID to colony communication server.
Further, said method also has following feature: also comprise determining that module,
Described receiver module, is additionally operable to receive that described colony communication server returns in business updates faces
Time user organize mark and corresponding service area ID list；
Described determine module, be used for determining described service area ID whether in described service area ID list,
If, then notify described sending module；
Described sending module, the backward described via node that has notice initiation casual user organizes mark supervision please
Ask, carry described casual user and organize mark and described service area ID list.
To sum up, the present invention provides a kind of method and terminal that information sends, and Relay node is by the SAI of oneself
Information is sent to remote terminal, and then ECGI and corresponding SAI is sent jointly to trunking communication by remote terminal
Server, so can avoid colony communication server static configuration ECGI and SAI.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes of the application
Point, the schematic description and description of the present invention is used for explaining the present invention, is not intended that the present invention's
Improper restriction.In the accompanying drawings:
Fig. 1 is that the D2D of prior art relays configuration diagram；
Fig. 2 is the flow chart that the remote terminal of prior art accepts eMBMS communication by accessing Relay；
Fig. 3 is the flow chart of the method for the information transmission of the embodiment of the present invention one；
Fig. 4 is the flow chart of the method for the information transmission of the embodiment of the present invention two；
Fig. 5 is the schematic diagram of the Relay node of the embodiment of the present invention；
Fig. 6 is the schematic diagram of the remote terminal of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing
Embodiments of the invention are described in detail.It should be noted that in the case of not conflicting, this Shen
Embodiment in please and the feature in embodiment can mutual combination in any.
Fig. 3 is the flow chart of the method for the information transmission of the embodiment of the present invention one, in this embodiment,
Relay node fixed time broadcast ECGI and SAI, comprises the steps:
Step 301, remote terminal initiates request cell information request to Relay node.
Step 302, Relay node accepts this request, then returns request cell information response to remote terminal,
Wherein with intervalometer, indicating remote terminal again to initiate to Relay node after this timer expiry please
Cell information is asked to ask.
Step 302, Relay node reads ECGI, fixed time broadcast current cell information ECGI；Relay
Node reads SIB15 Zhong Zhe community SAI, then this SAI of fixed time broadcast simultaneously.ECGI and SAI
Broadcast can send together and can also individually send.
Step 303, remote terminal receive Relay node cell information ECGI and corresponding SAI it
After, to colony communication server reporting subdistrict information ECGI and corresponding SAI.
Step 304, after colony communication server receives the cell information of multiple remote terminal, by analyzing
User in each community, determines the cell list needing to initiate cast communication.
Step 305, colony communication server to core net initiate set up eMBMS communication process, with
The SAI of TMGI, Target Cell Identifier and correspondence.SAI is route in core net, searches out process
MME, MCE of this community multicast, then sets up base station to core net and colony communication server
Multicast channel, base station broadcasts TMGI information in MCCH channel；Colony communication server is carried out
EMBMS communicates.
Step 307, colony communication server asks to remote terminal originating service information updating, wherein with
The TMGI of this eMBMS communication and the SAI list of correspondence.
Step 308, remote terminal judges initiates TMGI supervision request the need of to Relay node, main
Judge that the SAI received from step 303 receives in SAI list the most in step 307, be to sentence
The disconnected TMGI of initiation monitors request, does not the most initiate to monitor request.
Step 309, if needing to initiate to monitor request, then remote terminal initiates TMGI to Relay node
Monitor request, with the SAI list in the TMGI asked and step 307.
Subsequent step is identical with step 214-step 219.In this embodiment, if Relay node is sent out
It is raw mobile, because Relay node can broadcast ECGI and SAI, then remote terminal judges Relay joint simultaneously
After point changes, need to trigger again to colony communication server reporting subdistrict information and ECGI.
Remote terminal is initiated to obtain cell information request after the timer expiry that step 302 receives again.
Fig. 4 is the flow chart of the method for the information transmission of the embodiment of the present invention two, in this embodiment,
SAI information is sent to remote terminal in request cell information response by Relay node, comprises the steps:
Step 401, remote terminal initiates request cell information request to Relay node.
Step 402, Relay node accepts this request, then returns request cell information response to remote terminal,
Wherein with intervalometer, indicating remote terminal again to initiate to Relay node before this timer expiry please
Cell information is asked to ask.Within the message, also with the SAI of current area, optionally, also with working as
The ECGI of front community.
Step 403, Relay node fixed time broadcast current cell information ECGI.
Step afterwards is consistent with the step after step 303 in embodiment one.In this embodiment, as
Really Relay node is moved, and remote terminal can detect Relay from the Cell Broadcast CB of Relay node
Persistent district changes, and then triggers and reacquires cell information request to Relay node, again obtains
Take ECGI and SAI of current area, the most again to colony communication server reporting subdistrict information and
ECGI.Remote terminal can also be initiated to obtain community letter after the timer expiry that step 402 receives again
Breath request.
Fig. 5 is the schematic diagram of the Relay node of the embodiment of the present invention, as it is shown in figure 5, include:
Receiver module, for receiving the cell information request message that terminal is initiated；
Read module, for reading E-UTRAN Cell Global Identifier ECGI and corresponding SAI；
Sending module, for sending described ECGI and SAI to described terminal.
In a preferred embodiment, described sending module, is to described end by the way of broadcast or message
End sends described ECGI's and SAI.
Fig. 6 is the schematic diagram of the remote terminal of the present invention, and as shown in Figure 6, the terminal of the present embodiment includes:
Receiver module, for receiving ECGI and the corresponding SAI that via node sends；
Sending module, for sending described ECGI and SAI to colony communication server.
In a preferred embodiment, described remote terminal also comprises determining that module,
Described receiver module, is additionally operable to receive that described colony communication server returns in business updates faces
Time user organize mark and corresponding SAI list；
Described determine module, be used for determining described SAI whether in described SAI list, if, then lead to
Know described sending module；
Described sending module, the backward described via node that has notice is initiated TMGI and is monitored request, carries
Described TMGI and described SAI list.
By said method, remote terminal can know community ECGI and SAI current for Relay, then
ECGI and SAI is sent to colony communication server, thus avoids colony communication server static configuration
The mapping relations of ECGI and SAI；The most remote terminal, can be pre-before initiating TMGI supervision request
First judge whether SAI current for Relay can monitor and obtain business information corresponding to TMGI, thus reduce
TMGI on PC5 interface monitors demand signalling.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can
To realize with general calculating device, they can concentrate on single calculating device, or distribution
On the network that multiple calculating devices are formed, alternatively, they can be with calculating the executable journey of device
Sequence code realizes, and performs it is thus possible to be stored in storing in device by calculating device, and
And in some cases, can be different from order herein perform shown or described by step, or
They are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are made
Single integrated circuit module is become to realize.So, the present invention is not restricted to any specific hardware and software
In conjunction with.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for this
For the technical staff in field, the present invention can have various modifications and variations.All spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included in the protection of the present invention
Within the scope of.
Claims (8)
1. the method that information sends, including:
Via node receives the cell information request message that terminal is initiated；
Described via node reads E-UTRAN Cell Global Identifier ECGI and corresponding service area mark
Know；
Described via node sends described ECGI and described service area ID to described terminal.
2. the method for claim 1, it is characterised in that:
Described via node is to send described ECGI and institute to described terminal by the way of broadcast or message
State service area ID.
3. a via node, it is characterised in that including:
Receiver module, for receiving the cell information request message that terminal is initiated；
Read module, for reading E-UTRAN Cell Global Identifier ECGI and corresponding service area
Mark；
Sending module, for sending described ECGI and described service area ID to described terminal.
4. via node as claimed in claim 3, it is characterised in that:
Described sending module, be by broadcast or message by the way of to described terminal send described ECGI and
Described service area ID.
5. the method that information sends, including:
Terminal receives E-UTRAN Cell Global Identifier ECGI and the corresponding industry that via node sends
Business district mark；
Described terminal sends described ECGI and described service area ID to colony communication server.
6. method as claimed in claim 5, it is characterised in that: also include:
Receive described colony communication server casual user of return in business updates and organize mark and correspondence
Service area ID list；
If it is determined that described service area ID is in described service area ID list, then send out to described via node
Rise casual user organize mark monitor request, carry described casual user organize mark and described service area ID arrange
Table.
7. a terminal, it is characterised in that including:
Receiver module, for receiving the E-UTRAN Cell Global Identifier ECGI that via node sends
With corresponding service area ID；
Sending module, for sending described ECGI and service area ID to colony communication server.
8. method as claimed in claim 7, it is characterised in that: also comprise determining that module,
Described receiver module, is additionally operable to receive that described colony communication server returns in business updates faces
Time user organize mark and corresponding service area ID list；
Described determine module, be used for determining described service area ID whether in described service area ID list,
If, then notify described sending module；
Described sending module, the backward described via node that has notice initiation casual user organizes mark supervision please
Ask, carry described casual user and organize mark and described service area ID list.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373118.3A CN106332221A (en) | 2015-06-30 | 2015-06-30 | Information sending method and terminal |
| PCT/CN2016/076605 WO2017000591A1 (en) | 2015-06-30 | 2016-03-17 | Information sending method and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373118.3A CN106332221A (en) | 2015-06-30 | 2015-06-30 | Information sending method and terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106332221A true CN106332221A (en) | 2017-01-11 |
Family
ID=57607664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510373118.3A Withdrawn CN106332221A (en) | 2015-06-30 | 2015-06-30 | Information sending method and terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106332221A (en) |
| WO (1) | WO2017000591A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114173308A (en) * | 2017-03-24 | 2022-03-11 | 华为技术有限公司 | System information transmission method and device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020019259A1 (en) * | 2018-07-26 | 2020-01-30 | Mediatek Singapore Pte. Ltd. | Methods and apparatus for cgi reading in new radio system |
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2016
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| CN114173308A (en) * | 2017-03-24 | 2022-03-11 | 华为技术有限公司 | System information transmission method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017000591A1 (en) | 2017-01-05 |
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Application publication date: 20170111 |