CN108235230A - The dynamic management approach and server in MBMS service area in a kind of group communication system - Google Patents
The dynamic management approach and server in MBMS service area in a kind of group communication system Download PDFInfo
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- CN108235230A CN108235230A CN201611169127.1A CN201611169127A CN108235230A CN 108235230 A CN108235230 A CN 108235230A CN 201611169127 A CN201611169127 A CN 201611169127A CN 108235230 A CN108235230 A CN 108235230A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0284—Traffic management, e.g. flow control or congestion control detecting congestion or overload during communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0289—Congestion control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides the dynamic management approach and server in MBMS service area in a kind of group communication system, is related to field of communication technology.Wherein, the method includes：Server receives the location information that the UE in each cell in the first MBMS service area is reported；Server is assessed to obtain the MBMS load-carrying efficiencies of group's each cell in corresponding second MBMS service area of the group according to location information and preset group's cell list；MBMS load-carrying efficiencies in second MBMS service area are dynamic adjustment candidate cell less than the cell ID of preset value according to MBMS load-carrying efficiencies by server；When there is remaining available MBMS bearing resources less than preset MBMS carrying congestion thresholds in the cell that server is detected in the second MBMS service area, server determines that congestion occur in the MBMS bearing resources in the second MBMS service area, and perform MBMS carryings to the dynamic adjustment candidate cell in the second MBMS service area and go to enable.By the present invention, the MBMS bearing resources in group communication system can not only be efficiently used, and the performance of group communication system can also be promoted.
Description
Technical field
The present invention relates to the communications fields, and in particular, to the dynamic manager in MBMS service area in a kind of group communication system
Method and server.
Background technology
LTE (Long Term Evolution, long term evolution) system is with peak rate is high, time delay is low, power system capacity
Height, the network architecture are simple, old low advantage of operation.LTE system uses MBMS (Multimedia Broadcast and
Multicast Service, multimedia broadcast-multicast service) broadcast and multicast service are provided, a group communication is carried as by MBMS
Multiple user equipmenies in system provide service, efficiently use LTE network resource.
The group communication base of MCPTT (Mission Critical Push To Talk, key task push to talk) standard formulation
It is held in LTE network framework, using EPS (Evolved Packet System, evolved packet system) unicast bearers or MBMS multicasts
It carries, passes through MCPTT application services in application layer through IMS (IP Multimedia Subsystem, IP multimedia subsystem) network
The MCPTT client application software realization groups of device and UE (User Equipment, user equipment) are exhaled, individual calling, broadcast ＆ call etc.
Communication function.Wherein, the framework model of the group communication system based on MCPTT standards is as shown in Figure 1；And MCPTT is available for public
Safe or general business application, to meet the business needs that industry user organizes communication.
At present, as shown in Fig. 2, the downlink data transmission of MCPTT group communication systems can use EPS unicast bearers, also may be used
MBMS multicasts to be used to carry.The MBMS carryings that the support of MCPTT group communication systems pre-establishes also support dynamic to establish MBMS and hold
It carries.The prior art supports the cell list in MCPTT group communication systems configuration MBMS service area, but in the cell in MBMS service area
In the case of remaining available MBMS bearing resources anxiety, how to realize that the available MBMS of residue of the cell in MBMS service area is held
The dynamic management of resource is carried, the MBMS bearing resources for efficiently using MCPTT group communication systems are the current technologies for being badly in need of solving
Problem.
Invention content
The object of the present invention is to provide the dynamic management approach and server in MBMS service area in a kind of group communication system.Its
In, the method the technical problem to be solved is that：It is tight in the available MBMS bearing resources of residue of the cell in MBMS service area
In the case of, the dynamic management of the available MBMS bearing resources of residue of the cell in MBMS service area how is realized, so as to have
Effect utilizes the MBMS bearing resources of group communication system.
To achieve these goals, the present invention provides a kind of dynamic management approach in MBMS service area in group communication system.
The method includes：
Server receives the location information that the UE in each cell in the first MBMS service area is reported；
The server assesses to obtain group in the group according to the location information and preset group's cell list
The MBMS load-carrying efficiencies of each cell in corresponding second MBMS service area；
The server is according to the MBMS load-carrying efficiencies by MBMS load-carrying efficiencies described in the second MBMS service area
Cell ID less than preset value is dynamic adjustment candidate cell；
When the cell that the server is detected in the second MBMS service area has remaining available MBMS carryings money
When source is less than preset MBMS carrying congestion thresholds, the server determines the MBMS bearing resources in the second MBMS service area
There is congestion, and MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area and go to enable.
Optionally, before the server determines that congestion occur in the MBMS bearing resources in the second MBMS service area, institute
The method of stating further includes：
The available MBMS bearing resources of residue of each cell in second MBMS service area described in the server update.
Optionally, the method further includes：
The server obtains meeting the MBMS load multiplexings condition according to preset MBMS load multiplexings condition analysis
Group；
The server carries out MBMS load multiplexings to the group for meeting the MBMS load multiplexings condition.
Optionally, the MBMS load multiplexings condition includes：
The quality of service class mark QCI of group is identical, and the MBMS carryings in corresponding MBMS service area of the group
Enabled cell is not overlapped.
Optionally, the dynamic adjustment candidate cell in the second MBMS service area performs MBMS carryings and goes to make
Can, including：
Dynamic adjustment candidate cell is gone to enable by the server from group's cell list of the group, and will
The UE of group described in the dynamic adjustment candidate cell is transformed into unicast bearer from MBMS multicasts carrying.
Optionally, the dynamic adjustment candidate cell in the second MBMS service area performs MBMS carryings and goes to enable
Later, the method further includes：
Group described in the server update in the second MBMS service area the MBMS load-carrying efficiencies of each cell and
The available MBMS bearing resources of residue of each cell in the second MBMS service area.
Optionally, the method further includes：
When the server detects the available MBMS bearing resources of residue of each cell in the second MBMS service area
When being above preset MBMS carryings abundance thresholding, the server determines the MBMS bearing resources in the second MBMS service area
Abundance, and enabled cell is gone to perform MBMS carryings the MBMS carryings in the second MBMS service area and enabled again.
Optionally, the MBMS carryings in the second MBMS service area go enabled cell to perform MBMS carryings makes again
Can, including：
The server checks that the group removes the MBMS load-carrying efficiencies in enabled cell in MBMS carryings；
The server judges whether the MBMS load-carrying efficiencies reach the preset value；
If so, the server judges the group, whether there are MBMS load multiplexings with other groups；
It is enabled again, and by described in if so, MBMS carryings are gone enabled cell to perform MBMS carryings by the server
MBMS carryings go the UE of group described in enabled cell to be transformed into MBMS multicasts carrying from unicast bearer.
Optionally, the location information includes：
Cell information and MBMS service area information where the UE.
Correspondingly, the present invention also provides a kind of servers.The server includes：
Receiving unit, for receiving the location information that the UE in each cell in the first MBMS service area is reported；
Assessment unit, for assessing to obtain group in the group according to the location information and preset group's cell list
The MBMS load-carrying efficiencies of each cell in the corresponding second MBMS service area of group；
Unit is identified, is imitated for being carried MBMS described in the second MBMS service area according to the MBMS load-carrying efficiencies
Rate is dynamic adjustment candidate cell less than the cell ID of preset value；
Enabling unit is gone, there is remaining available MBMS for the cell in the second MBMS service area is detected holds
In the case of resource is carried less than preset MBMS carrying congestion thresholds, the MBMS bearing resources in the second MBMS service area are determined
There is congestion, and MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area and go to enable.
As shown from the above technical solution, server receives the position letter that the UE in each cell in the first MBMS service area is reported
Breath；And assess to obtain group in corresponding 2nd MBMS of the group according to the location information and preset group's cell list
The MBMS load-carrying efficiencies of each cell in service area；It will be described in the second MBMS service area further according to the MBMS load-carrying efficiencies
MBMS load-carrying efficiencies are dynamic adjustment candidate cell less than the cell ID of preset value；When the server detects described second
It is described when cell in MBMS service area has remaining available MBMS bearing resources less than preset MBMS carrying congestion thresholds
Server determines that congestion occur in the MBMS bearing resources in the second MBMS service area, and in the second MBMS service area
Dynamic adjustment candidate cell performs MBMS carryings and goes to enable, in the available MBMS bearing resources of residue of the cell in MBMS service area
In the case of anxiety, the dynamic management of the available MBMS bearing resources of residue of the cell in MBMS service area can be realized, so as to
Efficiently use the MBMS bearing resources of group communication system.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described.It should be evident that the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these figures.
Fig. 1 is the schematic diagram of the framework model of MCPTT group communication systems in the prior art；
Fig. 2 is the schematic diagram of the business transmission of MCPTT group communication systems in the prior art；
Fig. 3 is the flow of the dynamic management approach in MBMS service area in the group communication system that one embodiment of the invention provides
Figure；
Fig. 4 is that enabled flow chart is removed in the MBMS carryings of dynamic adjustment candidate cell that one embodiment of the invention provides；
Fig. 5 is the flow chart for enabling process again that enabled cell is gone in the MBMS carryings that one embodiment of the invention provides；
Fig. 6 is the flow of the dynamic management approach in MBMS service area in the group communication system that further embodiment of this invention provides
Figure；
Fig. 7 is the structure diagram for the server that one embodiment of the invention provides；
Fig. 8 is the structure diagram for the server that further embodiment of this invention provides.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
The partial words referred in the embodiment of the present invention are illustrated below.
The user equipment (User Equipment, abbreviation UE) referred in the embodiment of the present invention is used mobile terminal
Or the equipment such as personal computer (Personal Computer, abbreviation PC).Such as smart mobile phone, personal digital assistant (PDA),
Tablet computer, vehicle-mounted computer (carputer), handheld device, intelligent glasses, smartwatch, wearable is set laptop
Standby, virtual display device or display enhancing equipment (such as Google Glass, Oculus Rift, Hololens, Gear VR).
Fig. 3 is the flow of the dynamic management approach in MBMS service area in the group communication system that one embodiment of the invention provides
Figure.As shown in figure 3, the dynamic management approach in MBMS service area includes in the group communication system that one embodiment of the invention provides：
In step S101, server receives the location information that the UE in each cell in the first MBMS service area is reported.
Wherein, the server can be MCPTT servers, and what MCPTT group communication systems configuration UE location informations reported touches
Clockwork spring part carries enabled cell change, MBSFN (Multicast Broadcast Single Frequency including MBMS
Network, multicast broadcast single frequency network) service area change, MBMS service area change etc. triggering UE reporting position informations condition.When
When the trigger condition that location information reports meets or receives MCPTT server request position informations, the MCPTT clients of UE
It will generate and send location information to MCPTT servers, the location information that UE is reported includes the cell information and MBMS where it
Service Area information etc..
Then, in step s 102, the server is assessed according to the location information and preset group's cell list
Obtain the MBMS load-carrying efficiencies of group's each cell in corresponding second MBMS service area of the group.
Wherein, cell list of the group's cell list for corresponding MBMS service area of group, the cell list packet
Include the information of each cell in MBMS service area.Specifically, MCPTT servers are arranged according to location information and preset group's cell
Table is assessed to obtain the number of user equipment of group's each cell in corresponding second MBMS service area of the group, you can obtains group
The MBMS load-carrying efficiencies of group each cell in corresponding second MBMS service area of the group.
Then, in step s 103, the server according to the MBMS load-carrying efficiencies by the second MBMS service area
Described in MBMS load-carrying efficiencies less than preset value cell ID for dynamic adjustment candidate cell.
Finally, it in step S104, is remained when the cell that the server is detected in the second MBMS service area exists
When remaining available MBMS bearing resources are less than preset MBMS carrying congestion thresholds, the server determines the 2nd MBMS clothes
There is congestion in the MBMS bearing resources in business area, and perform MBMS to the dynamic adjustment candidate cell in the second MBMS service area
Carrying goes to enable.
Specifically, before this step, the method further includes：In second MBMS service area described in the server update
The available MBMS bearing resources of residue of each cell.
The location information that UE in the present embodiment receives each cell in the first MBMS service area by server is reported；And
Assess to obtain group in corresponding second MBMS service of the group according to the location information and preset group's cell list
The MBMS load-carrying efficiencies of each cell in area；Further according to the MBMS load-carrying efficiencies by MBMS described in the second MBMS service area
Load-carrying efficiency is dynamic adjustment candidate cell less than the cell ID of preset value；When the server detects the 2nd MBMS
When there is remaining available MBMS bearing resources less than preset MBMS carrying congestion thresholds in the cell in service area, the service
Device determines that congestion occur in the MBMS bearing resources in the second MBMS service area, and to the dynamic in the second MBMS service area
Adjustment candidate cell performs MBMS carryings and goes to enable, nervous in the available MBMS bearing resources of residue of the cell in MBMS service area
In the case of, the dynamic management of the available MBMS bearing resources of residue of the cell in MBMS service area can be realized, so as to effectively
Utilize the MBMS bearing resources of group communication system.
In a particular embodiment, the dynamic adjustment candidate cell in the second MBMS service area performs
MBMS carryings go to enable, including：The dynamic is adjusted group cell list of the candidate cell from the group by the server
In go to enable, and by the dynamic adjust candidate cell described in group UE from MBMS multicasts carrying be transformed into unicast bearer.
Fig. 4 is that enabled flow chart is removed in the MBMS carryings of dynamic adjustment candidate cell that one embodiment of the invention provides.Such as
Shown in Fig. 4, the relevant groups that are related to for dynamically adjusting candidate cell in MBMS service area adjust the dynamic in MBMS service area
Candidate cell goes to enable (Disable) from the cell list in the MBMS service area of the group.MCPTT servers take MBMS
The user that the MBMS carryings in business area are gone under enabled cell is transformed into unicast bearer from MBMS multicasts carrying.MCPTT server inspections
Update the enabled state that enabled cell is gone in MBMS carryings in the MBMS service area cell list of relevant groups.MCPTT servers are examined
It looks into MBMS carryings in the MBMS service area cell list of update relevant groups and removes the MBMS load-carrying efficiencies of enabled cell, and be set as
0.The remaining available MBMS bearing resources of each cell in MCPTT servers inspection update MBMS service area.
In another embodiment of the present invention, the dynamic adjustment candidate cell in the second MBMS service area is held
Row MBMS carryings are gone after enabling, and the method further includes：Group described in the server update is in second MBMS service
The available MBMS carryings money of the residue of each cell in the MBMS load-carrying efficiencies of each cell and the second MBMS service area in area
Source.
Further, the method further includes：When the server detects each cell in the second MBMS service area
Residue available MBMS bearing resources when being above the sufficient thresholding of preset MBMS carryings, the server determines described second
The MBMS bearing resources in MBMS service area are sufficient, and enabled cell are gone to perform the MBMS carryings in the second MBMS service area
MBMS carryings enable again.
Wherein, the MBMS carryings in the second MBMS service area go enabled cell to perform MBMS carryings makes again
Can, including：The server checks that the group removes the MBMS load-carrying efficiencies in enabled cell in MBMS carryings；The clothes
Business device judges whether the MBMS load-carrying efficiencies reach the preset value；If so, the server judge the group whether with
There are MBMS load multiplexings for other groups；It is carried if so, MBMS carryings are gone enabled cell to perform MBMS by the server
It enables again, and the UE of group described in enabled cell is gone to be transformed into MBMS multicasts carrying from unicast bearer MBMS carryings.
Fig. 5 is the flow chart for enabling process again that enabled cell is gone in the MBMS carryings that one embodiment of the invention provides.Such as Fig. 5
Shown, MCPTT servers check that this group user number under enabled cell is removed in the MBMS carryings in corresponding MBMS service area of group,
I.e. expected MBMS load-carrying efficiencies, if MBMS carryings go the MBMS load-carrying efficiencies of enabled cell to reach expected, and the cell is not
There are MBMS load multiplexings between the overlay cells of MBMS load multiplexings, the i.e. corresponding group of the cell and other groups, then MCPTT
Server carries out MBMS service cell adjustment for corresponding group, and the MBMS carryings in the MBMS service area of the group are gone to enable
Cell carries out MBMS carryings and enables (Re-enable) again, and MCPTT servers carry MBMS in the MBMS service area of relevant groups
The user equipment enabled again under cell is transformed into MBMS multicasts carrying from unicast bearer, and the inspection of MCPTT servers updates corresponding group
MBMS carryings enable the enabled state of cell again in the cell list in the MBMS service area of group, and MCPTT servers check more cenotype
MBMS in the MBMS service area cell list of group is answered to carry the MBMS load-carrying efficiencies for enabling cell again.MCPTT server inspections
Update the available MBMS bearing resources of each cell in MBMS service area.
In a particular embodiment, each available MBMS of cell is held in MCPTT server analysis assessment MBMS service area
Carry resource, and the MBMS load-carrying efficiencies of the corresponding each cell in MBMS service area of location information assessment group reported according to UE.Base
In MBMS load-carrying efficiencies, the corresponding MBMS service area cell list of MCPTT servers dynamic management group, and MBMS is carried and is imitated
Rate is classified as the adjustment candidate cell in MBMS service area less than expected cell.In the MBMS bearing resources of the cell in MBMS service area
When there is congestion, MCPTT servers arrange the adjustment candidate cell in MBMS service area from the MBMS service area cell of relevant groups
It goes to enable in table, and the group user under the cell is transformed into unicast bearer.It is held in the MBMS of the cell in MBMS service area
Carry resource no longer congestion when, i.e. the MBMS bearing resources of the cell in MBMS service area are sufficient, if enabled cell is gone in MBMS carryings
Corresponding group goes that the MBMS load-carrying efficiencies of enabled cell reach expected and MBMS carryings go enabled cell not in MBMS carryings
It is the overlay cells of MBMS load multiplexings, MCPTT servers are by the MBMS service area cell list the cell from relevant groups
In enable again, and by again enable cell under the group user be transformed into MBMS multicasts carrying.
Position distribution and MBMS load-carrying efficiency of the above-described embodiment based on UE, dynamically adjust the corresponding MBMS service of each group
Cell enabled and enabled state is gone in area, so as to which control group communication service downlink data transmission is in unicast bearer and MBMS multicasts
Dynamic translation between carrying.Thereby, it can dynamically manage and optimize distribution of the MBMS bearing resources between each group, so as to effectively
Using MBMS bearing resources, the performance of group communication system is promoted.
Preferably, the method further includes：The server is expired according to preset MBMS load multiplexings condition analysis
The group of the foot MBMS load multiplexings condition；The server carries out the group for meeting the MBMS load multiplexings condition
MBMS load multiplexings.Wherein, the MBMS load multiplexings condition includes：The quality of service class mark QCI of group is identical, and institute
The enabled cell of the carryings of the MBMS in corresponding MBMS service area of group is stated not to be overlapped.Thereby, in the surplus of the cell in MBMS service area
In the case of remaining available MBMS bearing resources anxiety, the available MBMS bearing resources of residue of the cell in MBMS service area are realized
Dynamic management, so as to further efficiently use the MBMS bearing resources of group communication system.
Fig. 6 is the flow of the dynamic management approach in MBMS service area in the group communication system that further embodiment of this invention provides
Figure.As shown in fig. 6, the cell list in the MBMS service area of group communication system allocating default, each group in group communication system
The cell list in MBMS service area uses as default, and enables the MBMS loaded states of each cell in MBMS service area.Group is logical
The trigger condition of system configuration UE reporting position informations is believed, including enabled cell change, the change of MBSFN service areas, MBMS service
The condition of the triggering UE reporting position informations such as area's change.When the trigger condition that location information reports meets or receive MCPTT
During server request position information, the MCPTT clients of UE will generate and send location information to MCPTT servers, and UE is reported
Location information include cell information and MBMS service area information etc. where it.The position that MCPTT servers are reported based on UE
Information, assessment group its corresponding each cell in MBMS service area number of users to get to group in its corresponding MBMS service area
The MBMS load-carrying efficiencies of each cell.Based on group in the MBMS load-carrying efficiencies of its corresponding each cell in MBMS service area, MCPTT services
Device analysis identifies load-carrying efficiency and adjusts candidate cell for MBMS service area district dynamic less than expected cell.Group communication system
MBMS carrying congestion thresholds and the sufficient thresholding of MBMS carryings is configured, the MCPTT servers inspection update each cell in MBMS service area
Remaining available MBMS bearing resources.The measurement of MBMS bearing resources can be the MBMS carryings that MBMS service area cell is supported
Number or the bandwidth of MBMS carryings.When the available MBMS bearing resources of residue of the cell in MBMS service area carry congestion less than MBMS
During thresholding, MCPTT servers determine that congestion occur in MBMS bearing resources, and the dynamic adjustment candidate cell in MBMS service area is held
Enabled process is gone in the MBMS carryings in row MBMS service area.MCPTT server Inspection and analysis meets the group of MBMS load multiplexing conditions
Group, the group identical to QCI, the MBMS carryings for analyzing the MBMS service area between group enable the degree of overlapping of cell, MCPTT services
Device identifies that QCI is identical, and the enabled nonoverlapping group of cell of MBMS carryings in MBMS service area is meets MBMS load multiplexings
The group of condition.MCPTT servers carry out MBMS load multiplexings, and with Flow to the group for meeting MBMS load multiplexing conditions
ID (stream ID) identifies the data flow of different groups.MCPTT servers close the group allocation for being unsatisfactory for MBMS load multiplexing conditions
Suitable MBMS bearing resources.It is each in the MBMS service area of the related group of MCPTT servers inspection update for impacted group
The MBMS load-carrying efficiencies of cell.The available MBMS carryings of the residue of each cell in MCPTT servers inspection update MBMS service area
Resource.When MCPTT servers detect that the available MBMS carryings of the residue of the cell in MBMS service area are sufficient higher than MBMS carryings
During thresholding, MCPTT servers determine MBMS bearing resources abundance, and the MBMS carryings in corresponding MBMS service area go to make to group
Energy cell carries out MBMS carryings and enables process again.MCPTT servers carry the MBMS in corresponding MBMS service area of group enabled
The list of cell is sent to UE, and the message in MBMS service area where UE monitors it simultaneously receives downlink data.
For embodiment of the method, in order to be briefly described, therefore it is all expressed as to a series of combination of actions, but this field
Technical staff should know that the embodiment of the present invention is not limited by described sequence of movement, because implementing according to the present invention
Example, certain steps may be used other sequences or are carried out at the same time.Secondly, those skilled in the art should also know, specification
Described in embodiment belong to preferred embodiment, necessary to the involved action not necessarily embodiment of the present invention.
Fig. 7 is the structure diagram for the server that one embodiment of the invention provides.As shown in fig. 7, one embodiment of the invention
The server of offer includes receiving unit 201, assessment unit 202, mark unit 203 and goes enabling unit 204, wherein：
Receiving unit 201, for receiving the location information that the UE in each cell in the first MBMS service area is reported；
Assessment unit 202, for assessing to obtain group in institute according to the location information and preset group's cell list
State the MBMS load-carrying efficiencies of each cell in corresponding second MBMS service area of group；
Unit 203 is identified, for MBMS described in the second MBMS service area being held according to the MBMS load-carrying efficiencies
It is dynamic adjustment candidate cell that efficiency, which is carried, less than the cell ID of preset value；
Enabling unit 204 is gone, is existed for the cell in the second MBMS service area is detected remaining available
In the case that MBMS bearing resources are less than preset MBMS carrying congestion thresholds, determine that the MBMS in the second MBMS service area is held
It carries resource and congestion occurs, and MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area and go to enable.
Server provided in this embodiment suitable for the corresponding group communication system of above example MBMS service area it is dynamic
State management method, details are not described herein.
The present embodiment provides a kind of server, receiving unit 201 is received on the UE in each cell in the first MBMS service area
The location information of report；Assessment unit 202 assesses to obtain group in institute according to the location information and preset group's cell list
State the MBMS load-carrying efficiencies of each cell in corresponding second MBMS service area of group；Unit 203 is identified to be carried according to the MBMS
Efficiency adjusts cell ID of the MBMS load-carrying efficiencies described in the second MBMS service area less than preset value for dynamic candidate
Cell；Cell of the enabling unit 204 in the second MBMS service area is detected is gone to there is remaining available MBMS carryings money
In the case that source is less than preset MBMS carrying congestion thresholds, determine that the MBMS bearing resources in the second MBMS service area occur
Congestion, and MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area and go to enable, in MBMS service
In the case of the available MBMS bearing resources anxiety of residue of the cell in area, it can realize that the residue of the cell in MBMS service area can
The dynamic management of MBMS bearing resources, so as to efficiently use the MBMS bearing resources of group communication system.
Fig. 8 is the structure diagram for the server that further embodiment of this invention provides.As shown in figure 8, the server packet
It includes：Processor (processor) 301, memory (memory) 302, communication interface (Communications Interface)
303 and communication bus 304；
Wherein, the processor 301, memory 302, communication interface 303 are completed each other by the communication bus 304
Communication；
The communication interface 303 is for the information transmission between the server and user equipment；
The processor 301 is used to call the program instruction in the memory 302, to perform above-mentioned each method embodiment
The method provided, such as including：Server receives the location information that the UE in each cell in the first MBMS service area is reported；Institute
It states server and assesses to obtain group in the group corresponding second according to the location information and preset group's cell list
The MBMS load-carrying efficiencies of each cell in MBMS service area；The server is according to the MBMS load-carrying efficiencies by the 2nd MBMS
MBMS load-carrying efficiencies described in service area is dynamic adjustment candidate cell less than the cell ID of preset value；When the server is examined
The cell measured in the second MBMS service area is gathered around in the presence of remaining available MBMS bearing resources less than preset MBMS carryings
Cock is prescribed a time limit, and the server determines that congestion occur in the MBMS bearing resources in the second MBMS service area, and to described second
Dynamic adjustment candidate cell in MBMS service area performs MBMS carryings and goes to enable.
The present embodiment discloses a kind of computer program product, and the computer program product includes being stored in non-transient calculating
Computer program on machine readable storage medium storing program for executing, the computer program include program instruction, when described program instruction is calculated
When machine performs, computer is able to carry out the method that above-mentioned each method embodiment is provided, such as including：Server receives first
The location information that UE in each cell in MBMS service area is reported；The server is according to the location information and preset group
Cell list is assessed to obtain the MBMS load-carrying efficiencies of group's each cell in corresponding second MBMS service area of the group；It is described
Server is according to the MBMS load-carrying efficiencies by MBMS load-carrying efficiencies described in the second MBMS service area less than preset value
Cell ID is dynamic adjustment candidate cell；It is remained when the cell that the server is detected in the second MBMS service area exists
When remaining available MBMS bearing resources are less than preset MBMS carrying congestion thresholds, the server determines the 2nd MBMS clothes
There is congestion in the MBMS bearing resources in business area, and perform MBMS to the dynamic adjustment candidate cell in the second MBMS service area
Carrying goes to enable.
The present embodiment provides a kind of non-transient computer readable storage medium storing program for executing, the non-transient computer readable storage medium storing program for executing
Computer instruction is stored, the computer instruction makes the computer perform the method that above-mentioned each method embodiment is provided, example
Such as include：Server receives the location information that the UE in each cell in the first MBMS service area is reported；The server is according to institute
It states location information and preset group's cell list is assessed to obtain group in corresponding second MBMS service area of the group respectively
The MBMS load-carrying efficiencies of cell；The server will be described in the second MBMS service area according to the MBMS load-carrying efficiencies
MBMS load-carrying efficiencies are dynamic adjustment candidate cell less than the cell ID of preset value；When the server detects described second
It is described when cell in MBMS service area has remaining available MBMS bearing resources less than preset MBMS carrying congestion thresholds
Server determines that congestion occur in the MBMS bearing resources in the second MBMS service area, and in the second MBMS service area
Dynamic adjustment candidate cell performs MBMS carryings and goes to enable.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
The relevant hardware of program instruction is completed, and aforementioned program can be stored in a computer read/write memory medium, the program
When being executed, step including the steps of the foregoing method embodiments is performed；And aforementioned storage medium includes：ROM, RAM, magnetic disc or light
The various media that can store program code such as disk.
The embodiments such as server described above are only schematical, wherein the list illustrated as separating component
Member may or may not be physically separate, and the component shown as unit may or may not be physics
Unit, you can be located at a place or can also be distributed in multiple network element.It can select according to the actual needs
Some or all of module therein realizes the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creation
In the case of the labour of property, you can to understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It is realized by the mode of software plus required general hardware platform, naturally it is also possible to pass through hardware.Based on such understanding, on
Technical solution is stated substantially in other words to embody the part that the prior art contributes in the form of software product, it should
Computer software product can store in a computer-readable storage medium, such as ROM/RAM, magnetic disc, CD, including several fingers
It enables and (can be personal computer, server or the network equipment etc.) so that computer equipment is used to perform each implementation
Method described in certain parts of example or embodiment.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the embodiment of the present invention rather than right
It is limited；Although the embodiment of the present invention is described in detail with reference to foregoing embodiments, the ordinary skill of this field
Personnel should understand that：It can still modify to the technical solution recorded in foregoing embodiments or to which part
Or all technical features carries out equivalent replacement；And these modifications or replacement, it does not separate the essence of the corresponding technical solution
The range of each embodiment technical solution of the embodiment of the present invention.
Claims (10)
1. a kind of dynamic management approach in MBMS service area in group communication system, which is characterized in that the method includes：
Server receives the location information that the UE in each cell in the first MBMS service area is reported；
The server is assessed to obtain group and be corresponded in the group according to the location information and preset group's cell list
The second MBMS service area in each cell MBMS load-carrying efficiencies；
MBMS load-carrying efficiencies described in the second MBMS service area are less than by the server according to the MBMS load-carrying efficiencies
The cell ID of preset value is dynamic adjustment candidate cell；
When the cell that the server is detected in the second MBMS service area is low in the presence of remaining available MBMS bearing resources
When preset MBMS carries congestion threshold, the server determines that the MBMS bearing resources in the second MBMS service area occur
Congestion, and MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area and go to enable.
2. the dynamic management approach in MBMS service area in group communication system according to claim 1, which is characterized in that described
Before server determines that congestion occur in the MBMS bearing resources in the second MBMS service area, the method further includes：
The available MBMS bearing resources of residue of each cell in second MBMS service area described in the server update.
3. the dynamic management approach in MBMS service area in group communication system according to claim 1, which is characterized in that described
Method further includes：
The server obtains the group for meeting the MBMS load multiplexings condition according to preset MBMS load multiplexings condition analysis
Group；
The server carries out MBMS load multiplexings to the group for meeting the MBMS load multiplexings condition.
4. the dynamic management approach in MBMS service area in group communication system according to claim 3, which is characterized in that described
MBMS load multiplexing conditions include：
The quality of service class mark QCI of group is identical, and the MBMS carryings in corresponding MBMS service area of the group are enabled
Cell is not overlapped.
5. the dynamic management approach in MBMS service area in group communication system according to claim 1, which is characterized in that described
MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area to go to enable, including：
Dynamic adjustment candidate cell is gone to enable, and by described in by the server from group's cell list of the group
The UE of group described in dynamic adjustment candidate cell is transformed into unicast bearer from MBMS multicasts carrying.
6. the dynamic management approach in MBMS service area in group communication system according to claim 1, which is characterized in that described
MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area to go after enabling, the method is also wrapped
It includes：
The MBMS load-carrying efficiencies of each cell and described in the second MBMS service area of group described in the server update
The available MBMS bearing resources of residue of each cell in second MBMS service area.
7. the dynamic management approach in MBMS service area in group communication system according to claim 6, which is characterized in that described
Method further includes：
When the server detects that the available MBMS bearing resources of residue of each cell in the second MBMS service area are high
When preset MBMS carries sufficient thresholding, the server determines that the MBMS bearing resources in the second MBMS service area fill
Foot, and enabled cell is gone to perform MBMS carryings the MBMS carryings in the second MBMS service area and enabled again.
8. the dynamic management approach in MBMS service area in group communication system according to claim 7, which is characterized in that described
Enabled cell is gone to perform MBMS carryings the MBMS carryings in the second MBMS service area to enable again, including：
The server checks that the group removes the MBMS load-carrying efficiencies in enabled cell in MBMS carryings；
The server judges whether the MBMS load-carrying efficiencies reach the preset value；
If so, the server judges the group, whether there are MBMS load multiplexings with other groups；
It is enabled again, and the MBMS is held if so, MBMS carryings are gone enabled cell to perform MBMS carryings by the server
It carries and the UE of group described in enabled cell is gone to be transformed into MBMS multicasts carrying from unicast bearer.
9. the dynamic management in MBMS service area in the group communication system according to any one claim in claim 1-8
Method, which is characterized in that the location information includes：
Cell information and MBMS service area information where the UE.
10. a kind of server, which is characterized in that the server includes：
Receiving unit, for receiving the location information that the UE in each cell in the first MBMS service area is reported；
Assessment unit, for assessing to obtain group in the group pair according to the location information and preset group's cell list
The MBMS load-carrying efficiencies of each cell in the second MBMS service area answered；
Unit is identified, for according to the MBMS load-carrying efficiencies that MBMS load-carrying efficiencies described in the second MBMS service area is low
In the cell ID of preset value candidate cell is adjusted for dynamic；
Enabling unit is gone, there is remaining available MBMS carryings money for the cell in the second MBMS service area is detected
In the case that source is less than preset MBMS carrying congestion thresholds, determine that the MBMS bearing resources in the second MBMS service area occur
Congestion, and MBMS carryings are performed to the dynamic adjustment candidate cell in the second MBMS service area and go to enable.
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| CN201611169127.1A CN108235230B (en) | 2016-12-16 | 2016-12-16 | Dynamic management method and server for MBMS service area in group communication system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11228870B2 (en) | 2019-12-17 | 2022-01-18 | Industrial Technology Research Institute | Method and device for dynamically adjusting broadcast area |
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