CN106211087A - Data processing method and device - Google Patents
Data processing method and device Download PDFInfo
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- CN106211087A CN106211087A CN201510342667.4A CN201510342667A CN106211087A CN 106211087 A CN106211087 A CN 106211087A CN 201510342667 A CN201510342667 A CN 201510342667A CN 106211087 A CN106211087 A CN 106211087A
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- tmgi
- request message
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Abstract
The invention discloses data processing method and device, wherein, the method includes: receive subscriber equipment transmission organizes the request message that mark TMGI monitors to casual user, wherein, carries 2 groups of layer corresponding with this TMGI for this TMGI mark in this request message；In the case of listening to this TMGI according to this request message, the enhancing multicast corresponding with this TMGI received and multicast service eMBMS data are sent to this subscriber equipment by PC5 interface, wherein, layer 2 destination address on this PC5 interface is set to 2 groups of this layer mark.By the present invention, solve the problem carrying out multicast data dissemination basis in correlation technique not used for Relay node to terminal, and then carry out multicast data dissemination for Relay node to terminal and provide the foundation.
Description
Technical field
The present invention relates to the communications field, in particular to data processing method and device.
Background technology
The terminal of close region utilizes device-to-device (Device to Device, referred to as D2D) directly to lead to
Letter can bring a lot of benefit, the most higher speed, lower delay and less power consumption to terminal, with
Time also drastically increase the radio resource efficiency of operator, the Relay pattern of D2D is conducive to operator to improve
Wireless coverage；Utilize the proximity information in D2D communication process to develop for application more to attract
The new business of people.It is the most wireless that public safety (Public Safety) system can also utilize D2D technology to realize
Communication between terminal in the case of covering.
Fig. 1 is the D2D Relay configuration diagram relevant to 3GPP in correlation technique, as it is shown in figure 1,
Including:
Remote terminal: be also subscriber equipment (User Equipment, referred to as UE), this terminal is in without mobile
Within signal covers, supporting to be carried out D2D discovery by PC5 interface with other-end and communicate, remote terminal is also
Can be communicated by Relay node and network.
Relay node: be also via node, this node is a terminal, within being in movable signal covering,
Supporting other remote terminals by this terminal and network service, Relay node supports that Relay finds broadcast, the most eventually
End, by reading this broadcast message, is selected suitable Relay node and is communicated by this node and network.
Base station: for Relay terminal provide wireless coverage, it is also possible to for Relay terminal carry out D2D discovery or
Radio Resource mandate and distribution is carried out time person communicates.Carrying out eMBMS broadcast when, base station is by wide
Broadcast and carry out downlink data transmission, be conducive to saving interface-free resources.Air interface between base station and terminal is Uu
Mouthful.
Core net: registration, distribution IP address and the carrying of main responsible Relay node are set up, and Relay saves
Point is communicated by core net and external network.The interface of base station and core net is S1 interface.
Short-range communication server: the main responsible mandate to user's D2D business and control.D2D key pipe
Reason server mainly be responsible for generate D2D service security key, D2D key server can and short-range communication
Server closes and sets, it is also possible to set up separately.
Colony communication server: cluster service major function includes the management of group service group, call setup, releases
Put and the function such as management.Being PC1 interface between UE and colony communication server, UE utilizes this interface to collection
Group communication server initiates registration, and obtains service related information from colony communication server, and UE is also by this
The functions such as interface calls to colony communication server initiation group, request right of speech.
Fig. 2 is the flow chart registered to initiation by Relay node according to the remote terminal in correlation technique, such as figure
Described in 2, this flow process comprises the steps:
Step S202, Relay node has been in wireless coverage area, obtains D2D broadcast resource from base station,
Carry out D2D broadcast, with the relevant information of Relay node in this broadcast, use including layer 2 (i.e. MAC layer)
Address, family, PLMN ID, Relay node application message (access point name (Access Point such as supported
Name, referred to as APN) information), Relay node the information such as whether can use.It is in the remote end without overlay area
The when that end receiving these broadcast messages, a suitable Relay node can be selected to carry out according to these information
Service.
Step S204, after remote terminal selects a Relay node, utilizes the layer 2 user ground of Relay node
Layer 2 communication link is set up between location, and Relay node；
Step S206, Relay node is remote terminal distribution IP address, and this address can be also may be used in IPv4 address
To be IPv6 address.Afterwards, remote terminal can be communicated by this Relay node and network.
Step S208, remote terminal carries out application layer registration to colony communication server.
Step S210, colony communication server returns registration response to remote terminal, wherein with collection group communication
Relevant configuration information, such as casual user organizes mark, and (Temporary Mobile Group Identity is referred to as
TMGI), organize security-related parameters and organize communicate relevant layer 2 group address etc., wherein, TMGI) taken by application
Business device is allocated, one group of unique mark.
Step S212, cluster server passes through enhancing multicast corresponding to Web broadcast TMGI and multicast service
(enhanced Multimedia Broadcast/Multicast Service, referred to as eMBMS) data, Relay
Node can accept these data.If Relay node belongs in the group that this TMGI is corresponding, then Relay joint
Point is able to know that the group security-related parameters of application layer, can resolve these data, and otherwise Relay node cannot
Resolve these data.By said process, remote terminal gets final product and carries out unicast communication between cluster server.
Carry out, not used for Relay node to terminal, the problem that multicast data dissemination is basic in correlation technique,
At present effective solution is not yet proposed.
Summary of the invention
The invention provides data processing method and device, at least to solve in correlation technique not used for Relay
The problem that node carries out multicast data dissemination basis to terminal.
According to an aspect of the invention, it is provided a kind of data processing method, including: receive subscriber equipment and send out
That send organizes the request message that mark TMGI monitors to casual user, wherein, carries in described request message
There is 2 groups of layer corresponding with this TMGI for described TMGI mark；Described in listening to according to described request message
In the case of TMGI, by the enhancing multicast corresponding with described TMGI received and multicast service eMBMS
Data are sent to described subscriber equipment, wherein, layer 2 destination on described PC5 interface by PC5 interface
Location is set to 2 groups of described layer mark.
Further, what reception subscriber equipment sent, casual user is organized the request that mark TMGI monitors
After message, also include: to described subscriber equipment feedback response message, wherein, described response message carries
The described subscriber equipment of instruction is had to resend described request message after exceeding the scheduled time.
Further, what reception subscriber equipment sent, casual user is organized the request that mark TMGI monitors
After message, also include: according to described request message, described TMGI is carried out monitoring process.
Further, described request message also carries service area ID SAI corresponding for described TMGI
In the case of, before described TMGI being carried out monitoring process according to described request message, also include: foundation
Described SAI determines the Serving cell that described TMGI carries out monitoring process.
Further, determine according to described SAI described TMGI is carried out the described Serving cell of monitoring process
Including: judge that according to described SAI the SAI of current service cell is the most consistent with described SAI；Judging knot
In the case of fruit is for being, determine that described current service cell is the described clothes that described TMGI carries out monitoring process
Business community；And/or, in the case of judged result is no, in determining described current service cell preset range
Serving cell be the described Serving cell that described TMGI is carried out monitoring process.
According to a further aspect in the invention, it is provided that a kind of data processing method, including: to Relay relaying joint
Point sends organizes the request message that mark TMGI monitors to casual user, wherein, takes in described request message
With 2 groups of layer mark corresponding for described TMGI and described TMGI；By 2 groups of described layer mark correspondence
PC5 interface described in Relay via node send enhancing multicast and multicast service eMBMS data,
Wherein, layer 2 destination address on described PC5 interface is set to 2 groups of described layer mark, described eMBMS
Data are that described Relay via node sends in the case of listen to described TMGI according to described request message
's.
Further, the described request that described TMGI is monitored is being sent to described Relay via node
Before message, also include: from cluster server, obtain service area ID SAI corresponding for described TMGI, its
In, described SAI is used for pointing out described Relay via node to determine to enter described TMGI according to described SAI
The Serving cell that row monitoring processes；The described SAI corresponding for described TMGI obtained is sent to described Relay
Via node.
Another aspect of the present invention, it is provided that a kind of data processing equipment, including: the first receiver module, it is used for
Receive subscriber equipment transmission casual user is organized and identify the request message that TMGI monitors, wherein, described
Request message carries layer 2 destination address corresponding with this TMGI for described TMGI；First sending module,
For in the case of listening to described TMGI according to described request message, by that receive with described TMGI
Corresponding enhancing multicast and multicast service eMBMS data are sent to described subscriber equipment by PC5 interface,
Wherein, layer 2 destination address on described PC5 interface is set to 2 groups of described layer mark.
Further, described device also includes: feedback module, is used for described subscriber equipment feedback response message,
Wherein, described response message carries the described subscriber equipment of instruction and resends described after exceeding the scheduled time
Request message.
Further, described device also includes: monitor processing module, is used for according to described request message described
TMGI carries out monitoring process.
Further, described device also comprises determining that module, for also having carried in described request message
In the case of stating service area ID SAI corresponding for TMGI, determine described TMGI is entered according to described SAI
The Serving cell that row monitoring processes.
Further, described determine that module includes: judging unit, for judging current clothes according to described SAI
The SAI of business community is the most consistent with described SAI；First determines unit, for the feelings being yes in judged result
Under condition, determine that described current service cell is the described Serving cell that described TMGI carries out monitoring process；With
/ or, second determines unit, in the case of judged result is no, determines that described current service cell is pre-
Serving cell in the range of Ding is the described Serving cell that described TMGI carries out monitoring process.
According to a further aspect in the invention, it is provided that a kind of data processing equipment, including: the second sending module,
For sending to Relay via node, casual user is organized the request message that mark TMGI monitors, wherein,
Described request message carries 2 groups of layer corresponding for described TMGI and described TMGI mark；Second connects
Receive module, send for Relay via node described in the PC5 interface corresponding by 2 groups of described layer mark
Enhancing multicast and multicast service eMBMS data, wherein, layer 2 destination address on described PC5 interface
Being set to 2 groups of described layer mark, described eMBMS data are that described Relay via node is being asked according to described
Message is asked to send in the case of listening to described TMGI.
Further, described device also includes: the second acquisition module, described for obtaining from cluster server
Service area ID SAI corresponding for TMGI, wherein, described SAI is used for pointing out described Relay via node root
The Serving cell that described TMGI is carried out monitoring process is determined according to described SAI；3rd sending module, is used for
The described SAI corresponding for described TMGI obtained is sent to described Relay via node.
According to a further aspect in the invention, it is provided that a kind of method for processing interception, including: receive subscriber equipment and send out
That send organizes the request message that mark TMGI monitors to casual user, wherein, carries in described request message
There is service area ID SAI corresponding with this TMGI for described TMGI；According to the SAI in described request message
Determine whether current persistent district can listen to described TMGI.
Further, determine whether current persistent district can listen to according to the SAI that described TMGI is corresponding
Described TMGI includes: monitor the broadcast of base station, it is judged that in current SAI and described request message
SAI is the most consistent；In the case of judged result is for being, determine that current persistent district can listen to described
TMGI, and return snoop responses；And/or, in the case of judged result is no, determine current resident little
District can not listen to described TMGI.
Further, determining that, after current persistent district can not listen to described TMGI, described method is also
Including: monitor the broadcast of base station, it is judged that other communities in the preset range of described current persistent district are
SAI in no broadcast described request message；In the case of judged result is for being, resident to broadcasting described request
The community of the SAI in message also returns snoop responses；And/or, in the case of judged result is no, refusal
Described monitoring asks message.
According to a further aspect in the invention, additionally provide a kind of method for processing interception, including: to relaying Relay
Node sends organizes the request message that mark TMGI monitors, wherein, in described request message to casual user
Carrying service area ID SAI corresponding to described TMGI and this TMGI, described request message is used for institute
State and determine whether current persistent district can listen to according to the SAI in described request message described in Relay node
Described TMGI.
Further, the described request message that described TMGI is monitored is being sent to described Relay node
, also include: from cluster server, obtain SAI corresponding to described TMGI, wherein, described SAI before
For pointing out described Relay node to determine whether current persistent district can listen to described TMGI.
In accordance with a further aspect of the present invention, it is provided that a kind of monitoring processing means, including: receiver module, it is used for
Receive subscriber equipment transmission casual user is organized and identify the request message that TMGI monitors, wherein, described
Request message carries service area ID SAI corresponding with this TMGI for described TMGI；Determine module, use
In determining whether current persistent district can listen to described TMGI according to the SAI in described request message.
Further, described determine that module includes: judging unit, for monitoring the broadcast of base station, it is judged that
Current SAI is the most consistent with the SAI in described request message；First determines unit, for judging knot
In the case of fruit is for being, determines that current persistent district can listen to described TMGI, and return snoop responses；
And/or, second determines unit, in the case of judged result is no, determines in current persistent district not
Described TMGI can be listened to.
Further, described device also includes: judge module, for monitoring the broadcast of base station, it is judged that
Whether other communities in the preset range of described current persistent district broadcast the SAI in described request message；Resident
Module, in the case of judged result is for being, resident SAI's in the described request message of broadcast is little
District also returns snoop responses；And/or, refuse module, in the case of judged result is no, refuse institute
State monitoring request message.
In accordance with a further aspect of the present invention, additionally provide a kind of monitoring processing means, including: sending module, use
In sending to relaying Relay node, casual user is organized the request message that mark TMGI monitors, wherein,
Described request message carries service area ID SAI corresponding to described TMGI and this TMGI, described
Request message determines current persistent district for described in described Relay node according to the SAI in described request message
Whether can listen to described TMGI.
Further, described device also includes: acquisition module, for obtaining described TMGI from cluster server
Corresponding SAI, wherein, described SAI is used for pointing out described Relay node to determine whether can in current persistent district
Enough listen to described TMGI.
By the present invention, use reception subscriber equipment transmission organizes what mark TMGI monitored to casual user
Request message, wherein, carries 2 groups of layer corresponding with this TMGI for described TMGI in described request message
Mark；In the case of listening to described TMGI according to described request message, by that receive with described TMGI
Corresponding enhancing multicast and multicast service eMBMS data are sent to described subscriber equipment by PC5 interface,
Wherein, layer 2 destination address on described PC5 interface is set to 2 groups of described layer mark, solves relevant skill
The problem carrying out multicast data dissemination basis in art not used for Relay node to terminal, and then save for Relay
Point carries out multicast data dissemination to terminal and provides the foundation.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application,
The schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.
In the accompanying drawings:
Fig. 1 is the D2D Relay configuration diagram relevant to 3GPP in correlation technique；
Fig. 2 is the flow chart registered to initiation by Relay node according to the remote terminal in correlation technique；
Fig. 3 is the flow chart one of data processing method according to embodiments of the present invention；
Fig. 4 is the flowchart 2 of data processing method according to embodiments of the present invention；
Fig. 5 is the block diagram one of data processing equipment according to embodiments of the present invention；
Fig. 6 is the block diagram one of data processing equipment according to the preferred embodiment of the invention；
Fig. 7 is the block diagram two of data processing equipment according to the preferred embodiment of the invention；
Fig. 8 is the block diagram three of data processing equipment according to the preferred embodiment of the invention；
Fig. 9 is the block diagram two of data processing equipment according to embodiments of the present invention；
Figure 10 is the block diagram four of data processing equipment according to the preferred embodiment of the invention；
Figure 11 is the schematic diagram of the point-to-multipoint delivery of D2D according to embodiments of the present invention；
Figure 12 is the flow chart being carried out data process by Relay according to embodiments of the present invention；
Figure 13 is the flow chart obtaining key according to the point-to-multipoint delivery in correlation technique；
Figure 14 is the flow chart being encrypted in data handling procedure according to embodiments of the present invention；
Figure 15 is data processing method flow chart according to the preferred embodiment of the invention；
Figure 16 is the flow chart of method for processing interception according to embodiments of the present invention；
Figure 17 is the block diagram of monitoring processing means according to embodiments of the present invention；
Figure 18 is the block diagram monitoring processing means according to the preferred embodiment of the invention.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that do not rushing
In the case of Tu, the embodiment in the application and the feature in embodiment can be mutually combined.
Providing a kind of data processing method in the present embodiment, Fig. 3 is at data according to embodiments of the present invention
The flow chart one of reason method, as it is shown on figure 3, this flow process comprises the steps:
Step S302, receive subscriber equipment transmission organizes the request that mark TMGI monitors to casual user
Message, wherein, carries 2 groups of layer corresponding with this TMGI for this TMGI mark in this request message；
Step S304, in the case of listening to described TMGI according to described request message, by receive
The enhancing multicast corresponding with described TMGI and multicast service eMBMS data are sent to institute by PC5 interface
Stating subscriber equipment, wherein, layer 2 destination address on described PC5 interface is set to 2 groups of described layer mark.
By above-mentioned steps, receive that subscriber equipment sends casual user is organized mark TMGI monitors please
Seek message, wherein, this request message carries 2 groups of layer corresponding with this TMGI for this TMGI mark；
In the case of listening to described TMGI according to described request message, by receive with described TMGI pair
Enhancing multicast and the multicast service eMBMS data answered are sent to described subscriber equipment by PC5 interface, its
In, layer 2 destination address on described PC5 interface is set to 2 groups of described layer mark, solves correlation technique
In carry out the problem on multicast data dissemination basis not used for Relay node to terminal, and then be Relay node
Carry out multicast data dissemination to terminal to provide the foundation.
The success rate processed in order to ensure monitoring, before monitoring processes successfully, subscriber equipment can be with certain week
Phase sends monitors request message, monitors at the mark TMGI that organizes casual user receiving subscriber equipment transmission
Request message after, to this subscriber equipment feedback response message, wherein, this response message carries instruction
This subscriber equipment resends this request message after exceeding the scheduled time, improves the success rate that monitoring processes.
Receive that subscriber equipment sends casual user is organized the mark request message monitored of TMGI after,
According to described request message, described TMGI is carried out monitoring process.
In the case of also carrying service area ID SAI corresponding for this TMGI in request message, in basis
Before this request message carries out monitoring process to this TMGI, determine according to this SAI and this TMGI is supervised
Listen the Serving cell of process, can determine in advance according to SAI and can listen to this TMGI at current region,
Monitor less than in the case of, monitor near other Cell Broadcast CBs whether have the service area ID listening to this TMGI,
If it has, it is the most resident to corresponding adjacent cells.
Determine that the mode to this Serving cell that this TMGI carries out monitoring process has according to this SAI a variety of,
In an optional embodiment, can judge that the SAI of current service cell with this SAI is according to this SAI
No unanimously；In the case of judged result is for being, determine that this current service cell is for monitor this TMGI
This Serving cell processed；And/or, in the case of judged result is no, determine that this current service cell is pre-
Serving cell in the range of Ding is the Serving cell that this TMGI carries out monitoring process, such as judges peripheral cell
Service area ID the most consistent with SAI, consistent in the case of, the most resident to this peripheral cell and to institute
State TMGI and carry out monitoring process.
The embodiment of the present invention additionally provides a kind of data processing method, and Fig. 4 is data according to embodiments of the present invention
The flowchart 2 of processing method, as shown in Figure 4, this flow process comprises the steps:
Step S402, send to Relay via node casual user organized that mark TMGI monitors please
Seek message, wherein, this request message carries 2 groups of layer corresponding for this TMGI and this TMGI mark；
Step S404, PC5 interface this Relay via node corresponding by this layer 2 groups mark sends
Enhancing multicast and multicast service eMBMS data, wherein, layer 2 destination address on described PC5 interface
Being set to 2 groups of described layer mark, described eMBMS data are that described Relay via node is being asked according to described
Message is asked to send in the case of listening to described TMGI.
By above-mentioned steps, send to Relay via node and casual user is organized what mark TMGI monitored
Request message, the enhancing sent by this Relay via node of PC5 interface that this layer 2 groups mark is corresponding
Multicast and multicast service eMBMS data, wherein, layer 2 destination address on described PC5 interface is set to
2 groups of described layer mark, described eMBMS data are that described Relay via node is according to described request message
Listen to send in the case of described TMGI, solve in correlation technique not used for Relay node to end
End carries out the problem on multicast data dissemination basis, and then carries out multicast data dissemination for Relay node to terminal and carry
Supply basis.
TMGI can be listened in current service cell in order to determine, send to this Relay via node
Before this request message that this TMGI is monitored, from cluster server, obtain this TMGI corresponding
Service area ID SAI, wherein, this SAI is used for pointing out this Relay via node to determine this according to this SAI
TMGI carries out the Serving cell of monitoring process；This corresponding for this TMGI SAI obtained is sent to this Relay
Via node.
Embodiments providing a kind of data processing equipment, this device is used for realizing above-described embodiment and preferably
Embodiment, had carried out repeating no more of explanation.As used below, term " module " can be real
The software of existing predetermined function and/or the combination of hardware.Although the device described by following example is preferably with soft
Part realizes, but hardware, or the realization of the combination of software and hardware also may and be contemplated.
Fig. 5 is the block diagram one of data processing equipment according to embodiments of the present invention, as it is shown in figure 5, include:
First receiver module 52, the mark TMGI that organizes casual user sent for receiving subscriber equipment is carried out
The request message monitored, wherein, carries layer 2 corresponding with this TMGI for this TMGI in this request message
Destination address；
First sending module 54, is used in the case of listening to described TMGI according to described request message,
The enhancing multicast corresponding with described TMGI received and multicast service eMBMS data are connect by PC5
Mouth is sent to described subscriber equipment, and wherein, layer 2 destination address on described PC5 interface is set to described layer 2
Group mark.
Fig. 6 is the block diagram one of data processing equipment according to the preferred embodiment of the invention, as shown in Figure 6, this dress
Put and also include:
Feedback module 62, for this subscriber equipment feedback response message, wherein, carries in this response message
This subscriber equipment of instruction is had to resend this request message after exceeding the scheduled time.
Fig. 7 is the block diagram two of data processing equipment according to the preferred embodiment of the invention, as it is shown in fig. 7, this dress
Put and also include:
Monitor processing module 72, for described TMGI being carried out monitoring process according to described request message.
Fig. 8 is the block diagram three of data processing equipment according to the preferred embodiment of the invention, as shown in Figure 8, this dress
Put and also include:
Determine module 82, for also carrying service area ID SAI corresponding for this TMGI in this request message
In the case of, the Serving cell that this TMGI is carried out monitoring process is determined according to this SAI.
The above-mentioned block of cover half really 82 includes: judging unit, for judging current service cell according to this SAI
Service area is the most consistent with this SAI；First determines unit, is used in the case of judged result is for being, really
This current service cell fixed is this Serving cell that this TMGI carries out monitoring process；And/or, second determines
Unit, in the case of judged result is no, determines that the service in this current service cell preset range is little
District is this Serving cell that this TMGI carries out monitoring process.
The embodiment of the present invention additionally provides a kind of data processing equipment, and Fig. 9 is data according to embodiments of the present invention
The block diagram two of processing means, as it is shown in figure 9, include:
Second sending module 92, enters for casual user being organized mark TMGI to the transmission of Relay via node
The request message that row is monitored, wherein, carries this TMGI and this TMGI corresponding in this request message
2 groups of mark of layer；
Second receiver module 94, in PC5 interface this Relay corresponding by this layer 2 groups mark
The enhancing multicast of the node that continues transmission and multicast service eMBMS data, wherein, the layer 2 on described PC5 interface
Destination address is set to 2 groups of described layer mark, and described eMBMS data are that described Relay via node is at root
Send in the case of listening to described TMGI according to described request message.
Figure 10 is the block diagram four of data processing equipment according to the preferred embodiment of the invention, as shown in Figure 10, and should
Device also includes:
Second acquisition module 102, for obtaining service area ID corresponding to this TMGI from cluster server
SAI, wherein, this SAI is used for pointing out this Relay via node to determine according to this SAI and carries out this TMGI
The Serving cell that monitoring processes；
3rd sending module 104, for being sent to this corresponding for this TMGI SAI obtained in this Relay
Continue node.
The embodiment of the present invention additionally provides a kind of method for processing interception, and Figure 16 is prison according to embodiments of the present invention
Listen the flow chart of processing method, as shown in figure 16, including:
Step S1602, receive subscriber equipment transmission organizes the request that mark TMGI monitors to casual user
Message, wherein, carries service area ID SAI corresponding with this TMGI for this TMGI in this request message；
According to the SAI in this request message, step S1604, determines whether current persistent district can listen to this
TMGI。
Further, determine whether current persistent district can listen to this according to the SAI that this TMGI is corresponding
TMGI includes: monitor the broadcast of base station, it is judged that whether the SAI in current SAI and this request message
Unanimously；In the case of judged result is for being, determines that current persistent district can listen to this TMGI, and return
Return snoop responses；And/or, in the case of judged result is no, determines and can not monitor in current persistent district
To this TMGI.
Further, determining that the method also includes after current persistent district can not listen to this TMGI:
Monitor the broadcast of base station, it is judged that whether other communities in the preset range of persistent district broadcast this in this prior
SAI in request message；In the case of judged result is for being, resident to the SAI broadcasted in this request message
Community and return snoop responses；And/or, in the case of judged result is no, refuses this monitoring request and disappear
Breath.
The embodiment of the present invention additionally provides a kind of method for processing interception, including: it is right to send to relaying Relay node
Casual user organizes mark TMGI and carries out the request message monitored, wherein, this request message carries this TMGI,
And the service area ID SAI that this TMGI is corresponding, this request message should for this this basis of Relay node
The SAI in message is asked to determine whether current persistent district can listen to this TMGI.
Further, before sending, to this Relay node, this request message that this TMGI is monitored,
Also include: obtaining SAI corresponding to this TMGI from cluster server, wherein, this SAI is used for pointing out this
Relay node determines whether current persistent district can listen to this TMGI.
The embodiment of the present invention additionally provides a kind of monitoring processing means, and Figure 17 is prison according to embodiments of the present invention
Listen the block diagram of processing means, as shown in figure 17, including:
Receiver module 172, the mark TMGI that organizes casual user sent for receiving subscriber equipment monitors
Request message, wherein, this request message carries service area mark corresponding with this TMGI for this TMGI
Know SAI；
Determine module 174, for determining whether current persistent district can supervise according to the SAI in this request message
Hear this TMGI.
Figure 18 is the block diagram monitoring processing means according to the preferred embodiment of the invention, as shown in figure 18, determines
Module 174 includes:
Judging unit 182, for monitoring the broadcast of base station, it is judged that in current SAI and this request message
SAI the most consistent；
First determines unit 184, in the case of judged result is for being, determines that current persistent district can
Listen to this TMGI, and return snoop responses；And/or,
Second determines unit 186, in the case of judged result is no, determines in current persistent district not
This TMGI can be listened to.
Further, this device also includes: judge module, for monitoring the broadcast of base station, it is judged that at this
Whether other communities in the preset range of current persistent district broadcast the SAI in this request message；Resident module,
In the case of in judged result for being, the resident community to the SAI broadcasted in this request message also returns
Snoop responses；And/or, refuse module, in the case of judged result is no, refuse this monitoring request
Message.
The embodiment of the present invention additionally provides a kind of monitoring processing means, including: sending module, for relaying
Relay node sends organizes the request message that mark TMGI monitors to casual user, and wherein, this request disappears
Carrying service area ID SAI corresponding to this TMGI and this TMGI in breath, this request message is for being somebody's turn to do
Relay node this determine whether current persistent district can listen to this according to the SAI in this request message
TMGI。
Further, this device also includes: acquisition module, for obtaining this TMGI from cluster server
Corresponding SAI, wherein, this SAI is used for pointing out this Relay node to determine whether current persistent district can supervise
Hear this TMGI.
Below in conjunction with alternative embodiment, the embodiment of the present invention is further described.
Figure 11 is the schematic diagram of the point-to-multipoint delivery of D2D according to embodiments of the present invention, as shown in figure 11,
Terminal 1, terminal 2 and terminal 3 are positioned at same communication set, comprise the following steps:
Step S1102, terminal 1, terminal 2 and terminal 3 configure the group relevant information of oneself, such as 2 groups of layer
Mark, fills in target zone 2 address when of being used for organizing broadcast, layer 2 ID, the when of being used for organizing broadcast
Fill in former layer 2 address, layer 3 (i.e. IP layer) group ip multicast address, the when of being used for organizing broadcast, fill in target zone 3
Address, and user organizes the wireless resource information of communication.These information can be in terminal static configuration, at user
Can use in without overlay area when, user can be worked as when be in overlay area, obtain from network side
Take.
Step S1104, the wireless resource information that terminal 1, terminal 2 communicate with terminal 3 acquisition group.Work as terminal
The when of being in without overlay area, terminal uses locally configured radio resource parameter, when terminal has been in covering
Region when, terminal obtains the radio resource parameter of communication from base station.Communication calling party end 1 obtains to be sent out
The resource information sent, communication reciever terminal 2 and terminal 3 obtain the resource information accepted.
Step S1106, terminal 1 utilizes the transmission resource information obtained, carries out D2D communication broadcast, mesh
Layer 2 address be 2 groups of layer mark, active layer 2 address is layer 2 ID of terminal 1, target zone 3 address
For 3 groups of ip multicast address of layer.Terminal 2 and terminal 3 utilize obtained to accept resource information, intercept D2D
Communication broadcast, first determines whether oneself, whether in the group indicated by target zone 2 address, to be to continue.Support
The when of D2D communication security, terminal 2 and terminal 3 are also by layer 2 destination address received and layer 2 source address
Together, suitable security algorithm is utilized to carry out verifying and the operation such as deciphering.Terminal 2 and terminal 3 just receive afterwards
The Point To Multipoint Multicast that terminal 1 is sent by PC5 interface.
In above-mentioned Relay framework, Relay node can accept eMBMS broadcast from base station, also supports to arrive
Single point-to-multipoint D2D communication can be used between remote terminal.How remote terminal is accepted by Relay node
EMBMS broadcasts, and by PC5 interface, obtains eMBMS broadcast data from Relay node.
Figure 12 is the flow chart being carried out data process by Relay according to embodiments of the present invention, such as Figure 12 institute
Show, this flow process does not consider safety protection on PC5 interface, comprises the steps:
Step S1202, remote terminal, by monitoring the broadcast of Relay node, selects a suitable Relay node,
And obtain IP address from Relay node, in this process, Relay node needs oneself configuration, or from net
Network side obtains layer 2 ID；
Step S1204, interacts between remote terminal and colony communication server, completes registration, and from cluster
Server obtains relevant configuration information, such as group mark TMGI, 2 groups of layer mark, group security-related parameters etc..
Terminal is without in overlay area, it is possible to use locally configured relevant parameter carries out group communication.
Step S1206, remote terminal is initiated TMGI to Relay node and is monitored request, with request in message
2 groups of the layer of TMGI and correspondence mark, 2 groups of layer mark is to obtain from colony communication server in step S1204
Take；
Step S1208, Relay node preserves 2 groups of the layer mark of this TMGI and correspondence, and returns remote whole
End TMGI snoop responses, with an intervalometer in response message, indicates the remote terminal need to be at this timer expiry
Afterwards, again initiate TMGI and monitor request；
Step S1210, Relay node starts to monitor base station broadcast in current persistent district, if asked
Radio broadcasting relevant for TMGI.
Step S1212, if Relay node listens to base station and has TMGI relevant broadcasts, then Relay node
TMGI relevant broadcasts is currently had by the remote terminal of PC5 interface notification.In an optional embodiment, as
Fruit only 1 user asks this TMGI to broadcast, then this message uses clean culture, if having 2 or multiple remote end
End asks same TMGI broadcast, then Relay node can send this message by the similar multicast of example 3.
Step S1214, Relay node starts the eMBMS data relevant with this TMGI that will receive, logical
Crossing PC5 interface and carry out Point To Multipoint Multicast, layer 2 address that PC5 interface sends packet is and this TMGI
Corresponding 2 groups of layer mark, source address is then layer 2 ID of the Relay node obtained.Remote terminal receives
After broadcast, the target zone 2 groups mark of this packet will be checked, if this remote terminal is in this group, then accept
This packet.
By said process, distant-end node can accept the eMBMS data relayed by Relay node.
Figure 13 is the flow chart obtaining key according to the point-to-multipoint delivery in correlation technique, as shown in figure 13,
Comprise the following steps:
Step S1302, UE1 and proximity server carry out service authorization.
Step S1304, UE1 sends key request to D2D Key Management server, wherein with user institute
At the security algorithm that 2 groups of layer mark and the terminal of group are supported.Wherein the group mark of user place group is a 24bit
Layer 2 address.
Step S1306, D2D Key Management server returns response message to UE1, wherein carries promising UE1
The group ID of distribution, PMK (ProSe MIKEY Key), the PMK mark of D2D Key Management server
The parameters such as knowledge, effect duration intervalometer and AES.Group ID uniquely identifies user in group, is also one
Layer 2 address of individual 24bit.PMK uses between follow-up UE and D2D Key Management server
MICKEY mechanism communicates.
Step S1308, uses MIKEY mechanism to communicate between UE1 and D2D Key Management server,
UE1 obtains and identifies relevant PGK (ProSe Group Key) and PGK mark and effect duration intervalometer with group.
Step S1310, UE2 and short-range communication server carry out service authorization；
Step S1312-step S1316, similar with abovementioned steps S1302-S1308, UE2 is through certification
After mandate, also obtain PMK, PMK mark and PGK, PGK mark from D2D Key Management server
Know.
Step S1318-step S1320, UE1 and UE2 is according to PGK, according to the group user mark each obtained
Know and derive PTK (ProSe Traffic Key) and PEK (ProSe Encryption Key), then PDCP layer
According to PEK, user data package carried out safeguard protection, relevant PDCP data packet head be PGK mark and
PTK identifies, as shown in table 1 below.
Table 1
Then terminal is broadcasted, and layer 2 destination address of broadcast is the group mark in step S1304 and S1312
Knowing, source address is the group ID in S1306 and S1314.
After recipient receives the packet of encryption, according to layer 2 destination address and source address, know group mark and
According to PDCP layer packet header, group ID, knows that PGK mark and PTK identify, obtains according to PGK mark
Know PGK, then calculate corresponding PTK and PEK, then encryption data bag is decrypted.
In above-mentioned Relay framework, Relay node can accept eMBMS broadcast from base station, also supports to arrive
Single point-to-multipoint D2D communication can be used between remote terminal, but how remote terminal is by Relay node
Accept eMBMS broadcast, there is presently no ratio scheme in greater detail, also do not account for Relay node and how to exist
On PC5 interface, broadcast data packet is encrypted.
In conjunction with the mode of encryption in above-mentioned correlation technique, this alternative embodiment it is also proposed and is encrypted data,
Figure 14 is the flow chart being encrypted in data handling procedure according to embodiments of the present invention, as shown in figure 14,
Consider the safety protection on PC5 interface, comprise the following steps:
Step S1402, remote terminal, by monitoring the broadcast of Relay node, selects a suitable Relay node,
And obtain IP address from Relay node, in this process, Relay node needs oneself configuration, or from net
Network side obtains layer 2 ID；
Interact between step S1404, and colony communication server, complete registration, and from cluster server
Obtain relevant configuration information, such as group mark TMGI, 2 groups of layer mark and group security-related parameters etc..
Step S1406, remote terminal passes through Relay node, to D2D Key Management server transmission key request,
The security algorithm supported with 2 groups of layer mark and terminal in message.
Step S1408, D2D Key Management server returns response message to remote terminal, wherein carries promising remote end
The group ID of end distribution, PMK, PMK mark of D2D Key Management server, effect duration intervalometer
With parameters such as AESs.Group ID uniquely identifies user in group, is also layer 2 ground of a 24bit
Location.PMK uses MICKEY mechanism to lead between follow-up UE and D2D Key Management server
Letter.
Step S1410, uses MIKEY mechanism to communicate between remote terminal and D2D Key Management server,
Obtain PGK and the PGK mark relevant with group mark and effect duration intervalometer.
Step S1412, remote terminal is initiated TMGI to Relay node and is monitored request, with request in message
TMGI, 2 groups of layer mark, optionally, also with D2D Key Management server；
Step S1414-step S1418, similar with step S1406-S1410, Relay node is close to D2D
Key management server sends key request, obtains PMK, PMK mark corresponding with this group and group user's mark
The parameters such as knowledge, and PGK, PGK mark and the effect duration intervalometer of this group is obtained by MIKEY process
If there being multiple user's request monitoring TMGI in this group, then step S1414-step S1418 only carries out one
Secondary.
Step S1420, Relay returns remote terminal TMGI snoop responses, with a timing in response message
Device, indicates remote terminal need to again to initiate TMGI and monitor request after this timer expiry；
Step S1422, Relay node begins listening for base station broadcast, if the TMGI asked is correlated with
Broadcast.
Step S1424, if Relay node listens to base station and has TMGI relevant broadcasts, then Relay node
TMGI relevant broadcasts is currently had by the remote terminal of PC5 interface notification.A kind of optimization is: if only 1
User asks this TMGI to broadcast, then this message use clean culture, if having 2 or multiple remote terminal request same
Individual TMGI broadcasts, then Relay node can send this message by the similar multicast of example 3.
Step S1426, Relay node starts the eMBMS data relevant with this TMGI that will receive, logical
Crossing PC5 interface and carry out Point To Multipoint Multicast, target zone 2 address that PC5 interface sends packet is step
2 groups of the layer mark obtained in S1412, source address is then that the group of the Relay node obtained in step S1416 is used
Family identifies.After distant-end node receives, it is judged that whether oneself is in the group of the group mark of layer 2 mesh, if,
Then accept this packet and be decrypted: first knowing group mark and group user according to remote terminal according to layer 2 address
According to PDCP layer packet header, mark, then knows that PGK mark and PTK identify, then identifies according to PGK
Know PGK, then calculate PTK, then according to PTK according to PGK, group ID, PTK mark
Calculate PEK, and utilize PEK that encryption data bag is decrypted.
By said process, distant-end node can accept the eMBMS data relayed by Relay node, and
And have safeguard protection on PC5 interface.
Figure 15 is data processing method flow chart according to the preferred embodiment of the invention, as shown in figure 15, because
TMGI just broadcasted base station business is initiated when, business is not initiated when, and Relay
By service area ID corresponding for TMGI, node can judge whether persistent district can listen in advance described
TMGI, mainly comprises the steps:
Step S1502, interacts between remote terminal and colony communication server, completes registration, and from cluster
Server obtains relevant configuration information, in addition to obtaining the parameters such as the TMGI in embodiment 1 or 2, also obtains
Take the service area ID (SAI, service area identity) corresponding with TMGI, this SAI instruction TMGI broadcast
Service area ID, cell broadcast parameters contains SAI, terminal can be by reading SAI parameter, in advance
Judge that can this community receive cluster broadcast corresponding for TMGI.
Step S1504, remote terminal to Relay node initiate TMGI monitor request, in message except with
Outside TMGI and/or 2 groups of layer mark, also with the SAI that this TMGI is corresponding；
Step S1506, after Relay node receives this request, monitors the broadcast of base station, it is judged that current
Serving cell the most consistent with the Serving cell of request.
Step S1508, if unanimously, illustrates that this area can listen to the TMGI broadcast of request, Relay
Node returns remote terminal TMGI snoop responses, with an intervalometer in response message, indicates the remote terminal need to be
After this timer expiry, again initiate TMGI and monitor request.If it is inconsistent, monitor Relay node
Whether other neighbouring Cell Broadcast CBs have this SAI, if had, the most resident to corresponding adjacent cells, and return
Return remote terminal TMGI snoop responses.If this SAI is not the most broadcasted in neighbouring community, illustrate that Relay node is worked as
Front position can not listen to TMGI broadcast, then Relay node may refuse the TMGI monitoring request of remote terminal.
By above-mentioned steps, Relay node can know that can current region listen to TMGI in advance, or
The most resident to hearing on other base stations that TMGI broadcasts.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be used
General calculating device realizes, and they can concentrate on single calculating device, or is distributed in multiple meter
Calculating on the network that device is formed, alternatively, they can realize with calculating the executable program code of device,
Perform it is thus possible to be stored in storing in device by calculating device, and in some cases, can
With be different from order herein perform shown or described by step, or they are fabricated to respectively each collection
Become circuit module, or the multiple modules in them or step are fabricated to single integrated circuit module realize.
So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for this area
Technical staff for, the present invention can have various modifications and variations.All within the spirit and principles in the present invention,
Any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (24)
1. a data processing method, it is characterised in that including:
Receive subscriber equipment transmission organizes the request message that mark TMGI monitors to casual user, its
In, described request message carries 2 groups of layer corresponding with this TMGI for described TMGI mark；
In the case of listening to described TMGI according to described request message, by receive with described
Enhancing multicast corresponding for TMGI and multicast service eMBMS data are sent to described use by PC5 interface
Family equipment, wherein, layer 2 destination address on described PC5 interface is set to 2 groups of described layer mark.
Method the most according to claim 1, it is characterised in that receiving using interim of subscriber equipment transmission
After family group mark TMGI carries out the request message monitored, also include:
To described subscriber equipment feedback response message, wherein, described response message carries instruction described
Subscriber equipment resends described request message after exceeding the scheduled time.
Method the most according to claim 1, it is characterised in that receiving using interim of subscriber equipment transmission
After family group mark TMGI carries out the request message monitored, also include:
According to described request message, described TMGI is carried out monitoring process.
Method the most according to claim 3, it is characterised in that also carry described in described request message
In the case of service area ID SAI corresponding for TMGI, according to described request message to described TMGI
Before carrying out monitoring process, also include:
The Serving cell that described TMGI is carried out monitoring process is determined according to described SAI.
Method the most according to claim 4, it is characterised in that determine described TMGI according to described SAI
The described Serving cell carrying out monitoring process includes:
Judge that according to described SAI the SAI of current service cell is the most consistent with described SAI；
In the case of judged result is for being, determine that described current service cell is for carry out described TMGI
The described Serving cell that monitoring processes；And/or,
In the case of judged result is no, determine that the service in the preset range of described current service cell is little
District is the described Serving cell that described TMGI carries out monitoring process.
6. a data processing method, it is characterised in that including:
Send to Relay via node and casual user organized the request message that mark TMGI monitors,
Wherein, described request message carries 2 groups of layer corresponding for described TMGI and this TMGI mark；
The increasing sent by Relay via node described in the PC5 interface that 2 groups of described layer mark is corresponding
Strong multicast and multicast service eMBMS data, wherein, layer 2 destination address on described PC5 interface sets
Being set to 2 groups of described layer mark, described eMBMS data are that described Relay via node is according to described
Request message sends in the case of listening to described TMGI.
Method the most according to claim 6, it is characterised in that right sending to described Relay via node
Before described TMGI carries out the described request message monitored, also include:
Service area ID SAI corresponding for described TMGI, wherein, described SAI is obtained from cluster server
For pointing out described Relay via node to determine according to described SAI, described TMGI is carried out monitoring process
Serving cell；
The described SAI corresponding for described TMGI obtained is sent to described Relay via node.
8. a data processing equipment, it is characterised in that including:
First receiver module, the mark TMGI that organizes casual user sent for receiving subscriber equipment is carried out
The request message monitored, wherein, carries described TMGI in described request message corresponding with this TMGI
Layer 2 destination address；
First sending module, is used in the case of listening to described TMGI according to described request message,
The enhancing multicast corresponding with described TMGI received and multicast service eMBMS data are passed through PC5
Interface is sent to described subscriber equipment, and wherein, layer 2 destination address on described PC5 interface is set to institute
State 2 groups of layer mark.
Device the most according to claim 8, it is characterised in that described device also includes:
Feedback module, is used for described subscriber equipment feedback response message, wherein, in described response message
Carry the described subscriber equipment of instruction after exceeding the scheduled time, resend described request message.
Device the most according to claim 8, it is characterised in that described device also includes:
Monitor processing module, for described TMGI being carried out monitoring process according to described request message.
11. devices according to claim 10, it is characterised in that described device also includes:
Determine module, for also carrying service area mark corresponding for described TMGI in described request message
In the case of knowing SAI, determine the Serving cell that described TMGI is carried out monitoring process according to described SAI.
12. methods according to claim 11, it is characterised in that described determine that module includes:
Whether judging unit, for judging the SAI and described SAI of current service cell according to described SAI
Unanimously；
First determines unit, in the case of judged result is for being, determines described current service cell
For described TMGI being carried out the described Serving cell of monitoring process；And/or,
Second determines unit, in the case of judged result is no, determines described current service cell
Serving cell in preset range is the described Serving cell that described TMGI carries out monitoring process.
13. 1 kinds of data processing equipments, it is characterised in that including:
Second sending module, enters for casual user being organized mark TMGI to the transmission of Relay via node
The request message that row is monitored, wherein, carries described TMGI and this TMGI in described request message
Corresponding 2 groups of layer mark；
Second receiver module, for Relay described in the PC5 interface corresponding by 2 groups of described layer mark
The enhancing multicast of via node transmission and multicast service eMBMS data, wherein, on described PC5 interface
Layer 2 destination address be set to 2 groups of described layer mark, described eMBMS data are in described Relay
Continue what node sent in the case of listen to described TMGI according to described request message.
14. devices according to claim 13, it is characterised in that described device also includes:
Second acquisition module, for obtaining service area ID corresponding to described TMGI from cluster server
SAI, wherein, described SAI is used for pointing out described Relay via node to determine described according to described SAI
TMGI carries out the Serving cell of monitoring process；
3rd sending module, described for the described SAI corresponding for described TMGI obtained is sent to
Relay via node.
15. 1 kinds of method for processing interception, it is characterised in that including:
Receive subscriber equipment transmission organizes the request message that mark TMGI monitors to casual user, its
In, described request message carries service area ID SAI corresponding with this TMGI for described TMGI；
Determine whether current persistent district can listen to according to the SAI in described request message described
TMGI。
16. methods according to claim 15, it is characterised in that determine according to the SAI that described TMGI is corresponding
Whether current persistent district can listen to described TMGI includes:
Monitor the broadcast of base station, it is judged that the SAI in current SAI and described request message whether
Cause；
In the case of judged result is for being, determine that current persistent district can listen to described TMGI,
And return snoop responses；And/or,
In the case of judged result is no, determines and can not listen to described TMGI in current persistent district.
17. methods according to claim 16, it is characterised in that can not supervise in current persistent district determining
After hearing described TMGI, described method also includes:
Monitor the broadcast of base station, it is judged that other communities in the preset range of described current persistent district
Whether broadcast the SAI in described request message；
In the case of judged result is for being, the resident community to the SAI broadcasted in described request message is also
Return snoop responses；And/or,
In the case of judged result is no, refuses described monitoring and ask message.
18. 1 kinds of method for processing interception, it is characterised in that including:
Send to relaying Relay node and casual user organized the request message that mark TMGI monitors,
Wherein, described request message carries service area ID corresponding to described TMGI and this TMGI
SAI, described request message determines according to the SAI in described request message for described in described Relay node
Whether current persistent district can listen to described TMGI.
19. methods according to claim 18, it is characterised in that sending institute to described Relay node
Before stating the described request message that TMGI carries out monitoring, also include:
Obtaining SAI corresponding to described TMGI from cluster server, wherein, described SAI is used for pointing out institute
State Relay node and determine whether current persistent district can listen to described TMGI.
Monitor processing means for 20. 1 kinds, it is characterised in that including:
Receiver module, the mark TMGI that organizes casual user sent for receiving subscriber equipment monitors
Request message, wherein, described request message carries the described TMGI industry corresponding with this TMGI
Business district mark SAI；
Determine module, for determining whether can in current persistent district according to the SAI in described request message
Listen to described TMGI.
21. devices according to claim 20, it is characterised in that described determine that module includes:
Judging unit, for monitoring the broadcast of base station, it is judged that current SAI and described request message
In SAI the most consistent；
First determines unit, in the case of judged result is for being, determines that current persistent district can
Listen to described TMGI, and return snoop responses；And/or,
Second determines unit, in the case of judged result is no, determines in current persistent district not
Described TMGI can be listened to.
22. devices according to claim 21, it is characterised in that described device also includes:
Judge module, for monitoring the broadcast of base station, it is judged that at the predetermined model in described current persistent district
Enclose whether other interior communities broadcast the SAI in described request message；
Resident module, in the case of judged result is for being, resident to broadcasting in described request message
The community of SAI and return snoop responses；And/or,
Refusal module, in the case of judged result is no, refuses described monitoring and asks message.
Monitor processing means for 23. 1 kinds, it is characterised in that including:
Sending module, supervises for casual user being organized mark TMGI to relaying Relay node transmission
The request message listened, wherein, carries described TMGI and this TMGI corresponding in described request message
Service area ID SAI, described request message described in the described Relay node according to described request message
In SAI determine whether current persistent district can listen to described TMGI.
24. devices according to claim 23, it is characterised in that described device also includes:
Acquisition module, for obtaining SAI corresponding to described TMGI, wherein, institute from cluster server
State SAI for pointing out described Relay node to determine whether current persistent district can listen to described TMGI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/085466 WO2016112678A1 (en) | 2015-01-16 | 2015-07-29 | Data processing method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024332 | 2015-01-16 | ||
| CN2015100243328 | 2015-01-16 |
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| CN106211087A true CN106211087A (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510342667.4A Withdrawn CN106211087A (en) | 2015-01-16 | 2015-06-18 | Data processing method and device |
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| CN (1) | CN106211087A (en) |
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| WO2019219017A1 (en) * | 2018-05-15 | 2019-11-21 | 电信科学技术研究院有限公司 | Method and device for feeding back information and determining information reception by means of feedback |
| CN112400330A (en) * | 2018-05-11 | 2021-02-23 | 三星电子株式会社 | Method and system for handling dynamic group creation in a V2X system |
| US11974195B2 (en) | 2018-05-11 | 2024-04-30 | Samsung Electronics Co., Ltd. | Method and system for handling dynamic group creation in V2X system |
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| US20180367977A1 (en) * | 2015-06-29 | 2018-12-20 | Samsung Electronics Co., Ltd. | Method and apparatus for performing communication in wireless communication system |
| US10687199B2 (en) * | 2015-06-29 | 2020-06-16 | Samsung Electronics Co., Ltd. | Method and apparatus for performing communication in wireless communication system |
| CN112400330A (en) * | 2018-05-11 | 2021-02-23 | 三星电子株式会社 | Method and system for handling dynamic group creation in a V2X system |
| CN112400330B (en) * | 2018-05-11 | 2022-09-16 | 三星电子株式会社 | Method and system for handling dynamic group creation in a V2X system |
| US11974195B2 (en) | 2018-05-11 | 2024-04-30 | Samsung Electronics Co., Ltd. | Method and system for handling dynamic group creation in V2X system |
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Application publication date: 20161207 |