CN103379557B - Ability matching process, access network control node and user equipment - Google Patents
Ability matching process, access network control node and user equipment Download PDFInfo
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- CN103379557B CN103379557B CN201210108927.8A CN201210108927A CN103379557B CN 103379557 B CN103379557 B CN 103379557B CN 201210108927 A CN201210108927 A CN 201210108927A CN 103379557 B CN103379557 B CN 103379557B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
- H04W36/00224—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between packet switched [PS] and circuit switched [CS] network technologies, e.g. circuit switched fallback [CSFB]
- H04W36/00226—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between packet switched [PS] and circuit switched [CS] network technologies, e.g. circuit switched fallback [CSFB] wherein the core network technologies comprise IP multimedia system [IMS], e.g. single radio voice call continuity [SRVCC]
Abstract
The embodiment of the present application discloses a kind of ability matching process, access network control node and user equipment, relates to communication technical field, can avoid the ability matching result that access network control node must make mistake.The method include that access network control node receives the core net ability information that core net node issues；Wherein, described core net ability information is the ability of described core net node supported SRVCC or reverse SRVCC to particular system；The ability information of UE support SRVCC or reverse SRVCC to particular system is mated with described core net ability information；Send the first ability matching result that coupling obtains to core net node；Or, select Target cell according to described the first ability matching result.The embodiment of the present application is mainly used in during UE mates with the ability of core net.
Description
Technical field
The application relates to communication technical field, particularly relates to a kind of ability matching process, access network control node
And user equipment.
Background technology
In wireless communication procedure, the user equipment (User Equipment, UE) having accessed can be carried out
Single wireless voice calling continuity (Single Radio Voice Call Continuity, SRVCC) switches, will
It while UE is switched to neighbor cell, is also switched in another access net system.For example, from Long Term Evolution
(Long Term Evolution, LTE) SRVCC to U wireless access network (UMTS Terrestrial Radio
Access Network, UTRAN) or G wireless access network (GSM EDGE Radio Access Network,
GERAN) etc..
In prior art, the process of switching is as shown in Figure 1.UE initiates connection request message to core net node,
Indicating that UE supports the ability of SRVCC in a connection request, 1 mark UE supports SRVCC to UTRAN
Or the ability of GERAN, 0 mark UE does not support the SRVCC of any one system.Core net node
It to access network control node transmitting capacity matching request, is used for asking access network control node reporting ability to mate
Result.The ability of support SRVCC or the reverse SRVCC that UE is reported by access network control node, UE prop up
The frequency band held and UE support particular system voice over the Internet protocol (Voice over Internet Protocol,
VOIP) ability, mates with the frequency band that access network voice covers, selects the Target cell of coupling for UE
For switching.Or, ability matching result is indicated to core net node by access network control node.Core
Net node receives the ability matching result of access network control node, is indicated to UE, makes in connection response message
Obtain UE and carry out VOIP according to ability matching result.
During stating ability coupling in realization, inventor finds that in prior art, at least there are the following problems:
The SRVCC that UE is supported by access network control node to the ability information of particular system and band information, with
The band information that access network voice covers mates, it is impossible to the SRVCC that guarantee UE is supported is to specific system
The public land mobile network (Public Land Mobile Network, PLMN) of system and core net node institute
Whether the SRVCC supporting is consistent to the PLMN of particular system, causes access network control node to make mistake
Ability coupling instruction, or switching when select mistake Target cell.
Content of the invention
Embodiments herein provides a kind of ability matching process, access network control node and user equipment, can
With the ability matching result avoiding access network control node to make mistake.
The one side of the application, provides a kind of ability matching process, and described method includes:
Receive the core net ability information that core net node issues；Wherein, described core net ability information is:
Described core net node supported single wireless voice calling continuity SRVCC or reverse SRVCC is to specific
The ability of system；
By user equipment (UE) support SRVCC or reverse SRVCC to particular system ability information with described
Core net ability information is mated；
Send the first ability matching result that coupling obtains to core net node；Or, according to described first energy
Power matching result selects Target cell.
The another aspect of the application, provides a kind of ability matching process, and described method includes:
Obtain frequency band and the core net ability information that access network voice covers；Wherein, described core net ability letter
Breath by: described core net node is supported single wireless voice calling continuity SRVCC or reverse SRVCC
Ability to particular system；
What the frequency band supported as described UE and ability information and described access network voice covered frequency band and core
During net capability information matching, determination can use voice over the Internet protocol VOIP.
The another aspect of the application, provides a kind of access network control node, comprising:
Receiving unit, for receiving the core net ability information that core net node issues；Wherein, described core
Net ability information is supported single wireless voice calling continuity SRVCC or reversely by: described core net node
SRVCC is to the ability of particular system；
Matching unit, for supporting SRVCC or reverse SRVCC to particular system user equipment (UE)
Ability information is mated with described core net ability information；
Performance element, for sending, to described core net node, the first ability matching result that coupling obtains；Or
Person, selects Target cell according to described the first ability matching result.
The another aspect of the application, provides a kind of user equipment (UE), comprising:
Acquiring unit, for obtaining frequency band and the core net ability information that access network voice covers；Wherein, institute
State core net ability information by: described core net node is supported single wireless voice calling continuity SRVCC
Or reverse SRVCC is to the ability of particular system；
Matching unit, covers for the frequency band supported at described UE and ability information and described access network voice
When frequency band and core net capability information matching, determination can use voice over the Internet protocol VOIP.
Ability matching process, access network control node and user equipment, the Ke Yibao that the embodiment of the present application provides
Card coupling core net is to support SRVCC or reverse SRVCC to particular system, thus avoid making mistake
Ability matching result.
Brief description
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the accompanying drawing of required use is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present application, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of ability matching process flow chart in background technology；
Fig. 2 is a kind of ability matching process flow chart in the embodiment of the present application 1；
Fig. 3 is the another kind of ability matching process flow chart in the embodiment of the present application 1；
Fig. 4 is the another kind of ability matching process flow chart in the embodiment of the present application 1；
Fig. 5 is a kind of ability matching process flow chart in the embodiment of the present application 2；
Fig. 6 is a kind of access network control node composition schematic diagram in the embodiment of the present application 3；
Fig. 7 is the another kind of access network control node composition schematic diagram in the embodiment of the present application 3；
Fig. 8 is a kind of UE composition schematic diagram in the embodiment of the present application 4.
Detailed description of the invention
In below describing, in order to illustrate rather than in order to limit, it is proposed that such as particular system structure, interface,
The detail of technology etc, in order to thoroughly cut and understand the application.But, those skilled in the art should be clear
Chu, also can realize the application in the other embodiments do not have these details.In other situations,
Omit the detailed description to well-known device, circuit and method, in order to avoid unnecessary details hinders this
The description of application.
The techniques described herein may be used in various communication system, for example current 2G, 3G communication system and under
Generation communication system, such as global system for mobile communications (GSM, Global System for Mobile
Communications), CDMA (CDMA, Code Division Multiple Access) system, when
Point multiple access (TDMA, Time Division Multiple Access) system, WCDMA (WCDMA,
Wideband Code Division Multiple Access Wireless), frequency division multiple access (FDMA, Frequency
Division Multiple Addressing) system, OFDM (OFDMA, Orthogonal
Frequency-Division Multiple Access) system, Single Carrier Frequency Division Multiple Access (SC-FDMA) system,
GPRS (GPRS, General Packet Radio Service) system, Long Term Evolution (LTE,
Long Term Evolution) system, and other this type of communication systems.
Herein in connection with user equipment and/or base station and/or base station controller, various aspect is described.
User equipment, can be wireless terminal also can be catv terminal, wireless terminal may be to user
The equipment of voice and/or data connectivity is provided, there is the portable equipment of wireless connecting function or be connected to
Other processing equipments of radio modem.Wireless terminal can through wireless access network (for example, RAN,
Radio Access Network) communicate with one or more core net, wireless terminal can be mobile whole
End, such as mobile phone (or being referred to as " honeycomb " phone) and the computer with mobile terminal, for example, it may be
Portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, they connect with wireless
Network exchange language and/or data.For example, PCS (PCS, Personal Communication
Service) phone, wireless phone, Session initiation Protocol (SIP) phone, WLL (WLL,
Wireless Local Loop) stand, personal digital assistant (PDA, Personal Digital Assistant) etc. sets
Standby.Wireless terminal is referred to as system, subscri er unit (Subscriber Unit), subscriber station (Subscriber
Station), movement station (Mobile Station), mobile station (Mobile), distant station (Remote Station),
Access point (Access Point), remote terminal (Remote Terminal), access terminal (Access
Terminal), user terminal (User Terminal), user agent (User Agent), user equipment (User
Or subscriber's installation (User Equipment) Device).
Base station (for example, access point) may refer in access network to pass through one or more fans on interface in the air
District and the equipment of wireless terminal communications.Base station can be used for mutually turning the air frame receiving with IP packet
Change, as the router between wireless terminal and the remainder of access network, the wherein remainder of access network
Internet protocol (IP) network can be included.The attribute management to air interface for the base station also tunable.For example, base station
Can be the base station (BTS, Base Transceiver Station) in GSM or CDMA, it is also possible to be
Base station (NodeB) in WCDMA, can also is that evolved base station (NodeB or eNB in LTE
Or e-NodeB, evolutional Node B), the application does not limit.
Base station controller, can be base station controller (BSC, the base station in GSM or CDMA
Controller), it is also possible to be radio network controller (RNC, the Radio Network in WCDMA
Controller), the application does not limit.
In addition, the terms " system " and " network " are often used interchangeably herein.The terms " with
/ or ", only a kind of incidence relation describing affiliated partner, can there are three kinds of relations, for example, A in expression
And/or B, can represent: individualism A there is A and B, individualism B these three situation simultaneously.
In addition, character "/" herein, typically represent forward-backward correlation to the relation liking a kind of "or".
Embodiment 1
The embodiment of the present application provides a kind of ability matching process, is applied to access network control node side, such as Fig. 2
Shown in.
101st, access network control node receives the core net that core net (Core Network, CN) node issues
Ability information.
Wherein, described core net ability information by: described core net node is supported single wireless audio call
Continuity SRVCC or reverse SRVCC are to the ability of particular system.For example, described core net ability information
Be specially following at least one: the supported SRVCC of described core net node arrives global system for mobile communications GSM
Ability, the ability of SRVCC to UMTS UMTS, reverse SRVCC is to Long Term Evolution
The ability of system LTE, reverse SRVCC are to the ability of high-speed packet access system HSPA.
Further, described core net ability information can be specially core net node and support SRVCC or reverse
SRVCC is to the information of one or more PLMN of particular system.For example, described core net ability information tool
Body by following at least one: one or more PLMN of supported SRVCC to the GSM of described core net node
Information, the information of one or more PLMN of SRVCC to UMTS, reverse SRVCC to LTE
The information of one or more PLMN, one or more PLMN of reverse SRVCC to HSPA system
Information etc..
In the present embodiment, core net node can be the equipments of the core network such as MME, MSC, SGSN.Connect
Network control node can be the access network equipments such as eNB, RNC.For example, for LTE system, core net
Node is specially MME, and access network control node is specially eNB, and MME can be on suitable opportunity, will
Core net ability information is handed down to eNB.For HSPA system, core net node is specially SGSN, accesses
Network control node is specially RNC, and core net ability information can be handed down to by SGSN on suitable opportunity
RNC.In LTE system and HSPA system, core net ability information can be supported by core net node
SRVCC is to the information of one or more PLMN of particular system, for example: core net node supports SRVCC
To GERAN or support SRVCC to UTRAN or support SRVCC to GERAN and UTRAN
The information of one or more PLMN.
Again for example, for UTRAN system, core net node is specially MSC, and access network control node has
Body is RNC, and core net ability information can be handed down to RNC on suitable opportunity by MSC.At UTRAN
In system, core net ability information can be supported reverse SRVCC to the one of particular system by core net node
The information of individual or multiple PLMN, for example: core net node supports reverse SRVCC to LTE or support
Reverse SRVCC to HSPA or the one or more PLMN supporting reverse SRVCC to LTE and HSPA
Information.
102nd, by user equipment (UE) support SRVCC or reverse SRVCC to particular system ability information and
Described core net ability information is mated.
Wherein, the band information that UE can be supported by access network control node covers frequency band letter with access network voice
Breath mates, and mates the ability information of UE with core net ability information, obtains the first ability
Join result.The ability information of UE includes: UE supports SRVCC or reverse SRVCC to the energy of particular system
Power, UE support that the VOIP ability of particular system, UE allow the information of the one or more PLMN accessing
Deng.
Wherein, UE supports that the VOIP ability of particular system includes: UE supports the VOIP ability of UMTS
And/or UE supports the VOIP ability of LTE.
103rd, send, to core net node, the first ability matching result that coupling obtains；Or, according to described
One ability matching result selects Target cell.
Wherein, mate the described the first ability matching result obtaining, may be used for UE and select the target of switching
Cell, it is also possible to for indicating matching result to core net node.If the band information of UE and Target cell and
All the match is successful for ability information, then can select Target cell, general according to described the first ability matching result
Join the Target cell as switching for the successful cell.Or, for LTE system or HSPA system, access
Described the first ability matching result can be sent to core net node by network control node (eNB or MME)
(SGSN or MM), so that core net node (SGSN or MM) is according to the information that the match is successful
VOIP can be used to UE instruction.
Concrete, the information of described Target cell also can comprise matching with core net ability belonging to cell
PLMN.It is sent to the described the first ability matching result of core net node and also can comprise that the match is successful further
Information.Such as, including at least one of following: SRVCC to the GSM that the match is successful, the match is successful
SRVCC to UMTS, reverse SRVCC to the LTE that the match is successful or that the match is successful is reverse
SRVCC to HSPA.Further, described the first ability matching result also can comprise that the match is successful
Or the information of multiple PLMN.Such as, including at least one of following: the SRVCC that the match is successful arrives
The information of one or more PLMN of GSM, SRVCC to the UMTS that the match is successful one or more
The information of PLMN, reverse SRVCC to the LTE that the match is successful one or more PLMN information,
Or the information of one or more PLMN of reverse SRVCC to the HSPA that the match is successful.
In the present embodiment, core net node issue opportunity of described core net ability information can be according to difference
Wireless communication system, or select according to reality application needs, core net node issues described core net
The mode that the mode of ability information is including but not limited to hereinafter enumerated:
Further alternative, as it is shown on figure 3, can be at described core net node to described access network control joint
The ability matching request message that point issues carries described core net ability information.
Optionally, can also assist to the S1 application that described access network control node issues at described core net node
View (S1 application protocol, S1AP) message or Radio Access Network Application Part (Radio Access
Network Application Part, RANAP) message carries described core net ability information.
What deserves to be explained is, for the PLMN mating for UE selective power, obtain the first ability matching result,
The ability by UE support SRVCC or reverse SRVCC to particular system that is possible not only to is supported with core net
SRVCC or reverse SRVCC mates to the information of one or more PLMN of particular system, also may be used
To be further also added to other ability information of UE in matching condition, such as UE allows accessing
The information of individual or multiple PLMN, UE support the VOIP ability etc. of particular system.Wherein, UE allows to connect
The information of the one or more PLMN entering and UE support the VOIP ability of particular system, in prior art
In to be sent to access network control node suitable opportunity, therefore CN node also can be allowed issuing UE
During the information of PLMN accessing, indicate SRVCC or reverse SRVCC that this PLMN supported to spy
Determine the ability information of system.
For example, for LTE system, MME can configure message (INITIAL at initial context
CONTEXT SETUP REQUEST), handover request message (Handover Request), descending transfer
Message (DOWNLINK NAS TRANSPORT), in the S1AP message such as UE wireless capability matching request,
The information that core net node supports SRVCC to one or more PLMN of particular system is handed down to eNB.
Again for example, for HSPA system or UTRAN system, SGSN or MSC can ask redirecting
Seek message (Relocation Request), force redirection information request message (ENHANCED
RELOCATION INFORMATION REQUEST), common ID message (Common ID), directly
In the RANAP message such as switching message (Direct Transfer), UE wireless capability matching request, by core
Net ability information is handed down to RNC.
Optionally, for HSPA system or UTRAN system, core net node can also receive access
After the capability query request instruction of network control node, issue described core net ability information.Concrete, such as Fig. 4
Shown in, before step 101, the method can also include:
104th, access network control node indicates to described core net node transmitting capacity inquiry request, in order to described
Core net node issues described core net ability information to described access network control node.
For example, for HSPA system, RNC indicates to SGSN transmitting capacity inquiry request, and SGSN exists
After receiving the request instruction of described capability query, issue core net node to RNC and support SRVCC to specific
The ability information of system.
Again for example, for UTRAN system, RNC indicates to MSC transmitting capacity inquiry request, MSC
After receiving the request instruction of described capability query, issue core net node to RNC and support reverse SRVCC
Ability information to particular system.
Wherein, described capability query request is designated as explicitly indicating, for asking the SRVCC of core net to spy
Determine the ability of system or reverse SRVCC to the ability of particular system.Further, show that instruction can also refer to
Show the SRVCC of one or more PLMN to the ability of particular system or reverse SRVCC to particular system
Ability.Or, the request of described capability query is designated as implicit expression instruction, and the instruction of described implicit expression is the second ability
Join result.Described the second ability matching result refers to that access network control node is receiving core net ability information
Before, using prior art, the ability and the frequency band of support that only report according to UE cover with the voice of access network
The matching result of lid frequency band, therefore described second matching result does not ensures that to have selected for UE and matches
PLMN.The second ability matching result is carried at UE initial message (Initial UE Message) or up
Direct Transfer Message (Uplink Direct Transfer) is sent to core net node so that core net node
Issue core net ability information after receiving the instruction of described implicit expression.
Core net node is supported SRVCC or supports reversely by the ability matching process that the embodiment of the present application provides
SRVCC is issued to access network control node to the ability information of particular system so that access network control node can
Carry out with the frequency band and core net ability information of the frequency band according to UE and ability information and the covering of access network voice
The frequency band covering according only to the frequency band of UE and ability information and access network voice in coupling, with prior art and energy
The technology that force information mates is compared, it is ensured that matching result is to support SRVCC or support reversely
SRVCC to the PLMN of particular system, thus the ability matching result avoiding making mistake.
Embodiment 2
The embodiment of the present application provides a kind of ability matching process, as shown in Figure 5.
201st, user equipment (UE) obtains frequency band and the core net ability information that access network voice covers.
Wherein, described core net ability information by: described core net node is supported SRVCC to particular system
Ability, and/or described core net node supported reverse SRVCC to the ability information of particular system.Institute
State core net ability information and the band information of described access network voice covering can be by core net node properly
Opportunity be handed down to access network control node, then access network control node is handed down to UE on suitable opportunity；
Or core net node can be directly handed down to UE on suitable opportunity.
In the embodiment of the present application, do not follow the trail of area after Idle state UE moves and update (Track Area
Update, TAU) or routing region updating (Routing Area Update, RAU), but neighbor cell
The frequency band supported changes, and may not cause the frequency band of frequency band that UE supports and the covering of access network voice not
Joining, if now UE initiates VOIP, the target that will be unable to obtain SRVCC or the VOIP switching of coupling is little
District, causes voice handoff failure.Therefore, in order to avoid voice handoff failure, can by core net ability with
And the band information that access network voice covers is handed down to UE so that UE determines whether to use VOIP.
202nd, frequency band that the frequency band supported as described UE and ability information and described access network voice cover and core
During heart net capability information matching, determination can use VOIP.
Wherein, the band information of UE is mated by UE with the band information that access network voice covers, and will
The ability information of UE is mated with core net ability information, if band information all mates into ability information
Work(, then UE may determine that this cell that the match is successful can use VOIP.The ability information bag of described UE
Include: ability, the UE of UE support SRVCC or reverse SRVCC to particular system support particular system
VOIP ability, UE allow the information of the one or more PLMN accessing.
Core net node is supported SRVCC or reverse by the ability matching process that the embodiment of the present application provides
SRVCC is issued to UE to the ability information of particular system so that UE can be according to the frequency band of UE and ability
Frequency band and core net ability information that information and access network voice cover are mated, and only exist in prior art
Attach with TAU/RAU process determines whether UE can be compared by VOIP, it is ensured that UE is little in generation
Can upgrade in time after district's gravity treatment and can use the decision-making of VOIP, thus the decision-making avoiding making mistake.
Embodiment 3
The embodiment of the present application provides a kind of access network control node, as shown in Figure 6, this access network control node
Including: receiving unit the 31st, matching unit the 32nd, performance element 33.
Receiving unit 31, for receiving the core net ability information that core net node issues.
Wherein, described core net ability information by: described core net node is supported single wireless audio call
Continuity SRVCC is to the ability of particular system, or described core net node is supported reverse SRVCC to spy
Determine the ability of system.
For example, described core net ability information be specifically as follows following at least one: described core net node institute
Support SRVCC to the ability of global system for mobile communications GSM, SRVCC to UMTS
The ability of UMTS, reverse SRVCC are to the ability of long evolving system LTE, reverse SRVCC at a high speed
The ability etc. of block access system HSPA.
Further, described core net ability information be specifically as follows following at least one: described core net save
The information of one or more PLMN of supported SRVCC to the GSM of point, the one of SRVCC to UMTS
The information of individual or multiple PLMN, reverse SRVCC to LTE one or more PLMN information or
The information etc. of one or more PLMN of reverse SRVCC to HSPA system.
Matching unit 32, for supporting SRVCC or reverse SRVCC to particular system user equipment (UE)
Ability information mate with described core net ability information.
Performance element 33, for sending, to described core net node, the first ability matching result that coupling obtains；
Or, select Target cell according to described the first ability matching result.
Ability that is further alternative, that can issue to described access network control node at described core net node
Matching request message is carried described core net ability information.
Optionally, it is also possible to assist to the S1 application that described access network control node issues at described core net node
View S1AP message or Radio Access Network Application Part RANAP message are carried described core net ability letter
Breath.
Optionally, as it is shown in fig. 7, this access network control node can also include: request unit 34.
Request unit 34, for receiving, in described receiving unit 31, the core net ability letter that core net node issues
Before breath, to the instruction of described core net node transmitting capacity inquiry request, in order to described core net node is to institute
State access network control node and issue described core net ability information.
Wherein, described capability query request is designated as explicitly indicating, for asking the SRVCC energy of PLMN
Power or reverse SRVCC are to the ability of particular system.Or, the request of described capability query is designated as implicit expression instruction,
The instruction of described implicit expression is the second ability matching result, carries at UE initial message or up direct Transfer Message
In so that core net node issues described core net ability information.
Core net node is supported SRVCC or reverse by the access network control node that the embodiment of the present application provides
SRVCC is issued to access network control node to the ability information of particular system so that access network control node can
Mate with the ability information of the frequency band according to UE and ability information and voice covering frequency band and core net, with
According only to the frequency band of UE and ability information with voice covers frequency band and core net ability information is entered in prior art
The technology of row coupling is compared, it is ensured that coupling is to support SRVCC or reverse SRVCC to particular system,
Thus the ability matching result avoiding making mistake.
Embodiment 4
The embodiment of the present application provides a kind of user equipment (UE), and as shown in Figure 8, this UE includes: acquiring unit
41, matching unit 42.
Acquiring unit 41, for obtaining frequency band and the core net ability information that access network voice covers.
Wherein, described core net ability information by: core net node is supported that single wireless audio call is continuous
Property SRVCC is to the ability of particular system, or described core net node is supported reverse SRVCC to specific system
The ability of system.
For example, described core net ability information be specifically as follows following at least one: described core net node institute
Support SRVCC to the ability of global system for mobile communications GSM, SRVCC to UMTS
The ability of UMTS, reverse SRVCC are to the ability of long evolving system LTE, reverse SRVCC at a high speed
The ability etc. of block access system HSPA.
Further, described core net ability information specifically also can for following at least one: described core net
The information of one or more PLMN of supported SRVCC to the GSM of node, SRVCC to UMTS
The information of one or more PLMN, reverse SRVCC to LTE one or more PLMN information,
Or the information etc. of one or more PLMN of reverse SRVCC to HSPA system.
Matching unit 42, covers with described access network voice for frequency band and the ability information supported at described UE
When the frequency band of lid and core net capability information matching, determination can use voice over the Internet protocol VOIP.
Core net node is supported SRVCC or reverse SRVCC to spy by the UE that the embodiment of the present application provides
The ability determining system is issued to UE so that UE can be according to the frequency band of UE and ability information and access network language
Frequency band and core net ability information that sound covers are mated, with prior art in only at Attach and
TAU/RAU process determines whether UE can be compared by VOIP, it is ensured that UE is after occurring cell reselection
Can upgrade in time and can use the decision-making of VOIP, thus the decision-making avoiding making mistake.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, only with above-mentioned
The division of each functional module is illustrated, and in actual application, can divide above-mentioned functions as desired
Join and completed by different functional modules, the internal structure of device will be divided into different functional modules, with complete
Become all or part of function described above.The specific works mistake of the system of foregoing description, device and unit
Journey, is referred to the corresponding process in preceding method embodiment, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, device and side
Method, can realize by another way.For example, device embodiment described above is only schematically
, for example, the division of described module or unit, be only a kind of logic function and divide, actual can when realizing
There to be other dividing mode, for example multiple unit or assembly can in conjunction with or be desirably integrated into another and be
Unite, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other
Conjunction or direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of device or unit or communication
Connect, can be electrical, machinery or other form.
The described unit illustrating as separating component can be or may not be physically separate, as
The parts that unit shows can be or may not be physical location, i.e. may be located at a place, or
Also can be distributed on multiple NE.Can select therein some or all of according to the actual needs
Unit realizes the purpose of the present embodiment scheme.
In addition, each functional unit in each embodiment of the application can be integrated in a processing unit,
Also can be that unit is individually physically present, it is also possible to two or more unit are integrated in a unit
In.Above-mentioned integrated unit both can use the form of hardware to realize, it would however also be possible to employ SFU software functional unit
Form realizes.
If described integrated unit realizes using the form of SFU software functional unit and as independent production marketing or
During use, can be stored in a computer read/write memory medium.Based on such understanding, the application
The part that substantially in other words prior art contributed of technical scheme or this technical scheme whole or
Part can embody with the form of software product, and this computer software product is stored in a storage medium
In, including some instructions with so that computer equipment (can be personal computer, server, or
Person's network equipment etc.) or processor (processor) perform the whole of method described in each embodiment of the application or
Part steps.And aforesaid storage medium includes: USB flash disk, portable hard drive, read-only storage (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc
Or the various medium that can store program code such as CD.
The above, above example only in order to the technical scheme of the application to be described, is not intended to limit；To the greatest extent
The application has been described in detail by pipe with reference to previous embodiment, and those of ordinary skill in the art should manage
Solve: it still can the technical scheme described in foregoing embodiments be modified, or to wherein part
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution take off
Spirit and scope from the application each embodiment technical scheme.
Claims (20)
1. an ability matching process, it is characterised in that described method includes:
Access network control node receives the core net ability information that core net node issues；Wherein, described core
Net ability information is supported single wireless voice calling continuity SRVCC or reversely by: described core net node
SRVCC is to the ability of particular system；
User equipment (UE) is supported SRVCC or reverse SRVCC to specific system by described access network control node
The ability information of system is mated with described core net ability information；
Described access network control node sends, to core net node, the first ability matching result that coupling obtains；Or
Person, described access network control node selects Target cell according to described the first ability matching result.
2. method according to claim 1, it is characterised in that connect to described at described core net node
The ability matching request message that network control node issues carries described core net ability information.
3. method according to claim 1, it is characterised in that connect to described at described core net node
S1 Application Protocol S1AP message that network control node issues or Radio Access Network Application Part RANAP
Message is carried described core net ability information.
4. method according to claim 1, it is characterised in that receive at described access network control node
Before the core net ability information that core net node issues, described method also includes:
Described access network control node indicates to described core net node transmitting capacity inquiry request, in order to described
Core net node issues described core net ability information to described access network control node.
5. method according to claim 4, it is characterised in that
The request of described capability query is designated as explicitly indicating, for asking the SRVCC of core net or reverse
SRVCC is to the ability of particular system；
Or, the request of described capability query is designated as implicit expression instruction, and the instruction of described implicit expression is the second ability coupling
As a result, described the second ability matching result is frequency band and the access network of the ability that reports of described UE and support
Voice covers the matching result of frequency band.
6. method according to claim 1, it is characterised in that described core net ability information is specially
Below at least one: the supported SRVCC of described core net node arrives the energy of global system for mobile communications GSM
Power, SRVCC are to the ability of UMTS UMTS, reverse SRVCC to long evolving system
The ability of LTE, reverse SRVCC are to the ability of high-speed packet access system HSPA.
7. method according to claim 1, it is characterised in that described core net ability information is specially
Below at least one: one or more PLMN's of supported SRVCC to the GSM of described core net node
Information, the information of one or more PLMN of SRVCC to UMTS, reverse SRVCC to LTE
The information of one or more PLMN, one or more PLMN of reverse SRVCC to HSPA system
Information.
8. an ability matching process, it is characterised in that described method includes:
User equipment (UE) obtains frequency band and the core net ability information that access network voice covers；Wherein, described core
Heart net ability information is supported single wireless voice calling continuity SRVCC or reversely by: core net node
SRVCC is to the ability of particular system；
Frequency band that the frequency band supported as described UE and ability information and described access network voice cover and core net
During capability information matching, described UE determines can use voice over the Internet protocol VOIP.
9. method according to claim 8, it is characterised in that described core net ability information is specially
Below at least one: the supported SRVCC of described core net node arrives the energy of global system for mobile communications GSM
Power, SRVCC are to the ability of UMTS UMTS, reverse SRVCC to long evolving system
The ability of LTE, reverse SRVCC are to the ability of high-speed packet access system HSPA.
10. method according to claim 8, it is characterised in that described core net ability information is concrete
By following at least one: one or more PLMN of supported SRVCC to the GSM of described core net node
Information, the information of one or more PLMN of SRVCC to UMTS, reverse SRVCC to LTE
The information of one or more PLMN or one or more PLMN of reverse SRVCC to HSPA system
Information.
11. 1 kinds of access network control nodes, it is characterised in that include:
Receiving unit, for receiving the core net ability information that core net node issues；Wherein, described core
Net ability information is supported single wireless voice calling continuity SRVCC or reversely by: described core net node
SRVCC is to the ability of particular system；
Matching unit, for supporting SRVCC or reverse SRVCC to particular system user equipment (UE)
Ability information is mated with described core net ability information；
Performance element, for sending, to described core net node, the first ability matching result that coupling obtains；Or
Person, selects Target cell according to described the first ability matching result.
12. access network control nodes according to claim 11, it is characterised in that in described core net
Node carries described core net ability letter in the ability matching request message that described access network control node issues
Breath.
13. access network control nodes according to claim 11, it is characterised in that in described core net
S1 Application Protocol S1AP message that node issues to described access network control node or Radio Access Network application
Part RANAP message is carried described core net ability information.
14. access network control nodes according to claim 11, it is characterised in that also include:
Request unit, for described receiving unit receive the core net ability information that issues of core net node it
Before, to the instruction of described core net node transmitting capacity inquiry request, in order to described core net node connects to described
Network control node issues described core net ability information.
15. access network control nodes according to claim 14, it is characterised in that
The request of described capability query is designated as explicitly indicating, for asking the SRVCC of core net or reverse
SRVCC is to the ability of particular system；
Or, the request of described capability query is designated as implicit expression instruction, and the instruction of described implicit expression is the second ability coupling
As a result, described the second ability matching result is frequency band and the access network of the ability that reports of described UE and support
Voice covers the matching result of frequency band.
16. access network control nodes according to claim 11, it is characterised in that described core net energy
Force information be specially following at least one: the supported SRVCC of described core net node is to global mobile communication system
The ability of system GSM, the ability of SRVCC to UMTS UMTS, reverse SRVCC arrive
The ability of long evolving system LTE, reverse SRVCC are to the ability of high-speed packet access system HSPA.
17. access network control nodes according to claim 11, it is characterised in that described core net energy
Force information be specially following at least one: one of supported SRVCC to the GSM of described core net node or
The information of multiple PLMN, the information of one or more PLMN of SRVCC to UMTS, reverse SRVCC
To the information of one or more PLMN of LTE or reverse SRVCC to HSPA system one or many
The information of individual PLMN.
18. 1 kinds of user equipment (UE)s, it is characterised in that include:
Acquiring unit, for obtaining frequency band and the core net ability information that access network voice covers；Wherein, institute
State core net ability information and supported single wireless voice calling continuity SRVCC or anti-by: core net node
Ability to SRVCC to particular system；
Matching unit, covers for the frequency band supported at described UE and ability information and described access network voice
When frequency band and core net capability information matching, determination can use voice over the Internet protocol VOIP.
19. UE according to claim 18, it is characterised in that described core net ability information is concrete
By following at least one: the supported SRVCC of described core net node arrives global system for mobile communications GSM
Ability, SRVCC are to the ability of UMTS UMTS, reverse SRVCC to Long Term Evolution system
The ability of system LTE, the ability of reverse SRVCC to high-speed packet access system HSPA.
20. UE according to claim 18, it is characterised in that described core net ability information is concrete
By following at least one: one or more PLMN of supported SRVCC to the GSM of described core net node
Information, the information of one or more PLMN of SRVCC to UMTS, reverse SRVCC to LTE
The information of one or more PLMN or one or more PLMN of reverse SRVCC to HSPA system
Information.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210108927.8A CN103379557B (en) | 2012-04-13 | 2012-04-13 | Ability matching process, access network control node and user equipment |
| PCT/CN2013/073326 WO2013152671A1 (en) | 2012-04-13 | 2013-03-28 | Capability matching method, access network control node, and user equipment |
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| CN201210108927.8A CN103379557B (en) | 2012-04-13 | 2012-04-13 | Ability matching process, access network control node and user equipment |
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| CN104429124B (en) | 2012-05-15 | 2019-03-01 | 瑞典爱立信有限公司 | Session Hand-off from Circuit Switching Network to the packet switching network |
| CN108966299B (en) | 2014-12-08 | 2021-02-23 | 华为技术有限公司 | Voice switching method and device |
| US10555246B2 (en) | 2016-01-08 | 2020-02-04 | Qualcomm Incorporated | Sharing network feedback information using a device-to-device link |
| CN108990131A (en) * | 2017-05-31 | 2018-12-11 | 中兴通讯股份有限公司 | Method for connecting network, device, storage medium and computer equipment |
| CN110876148B (en) * | 2018-08-29 | 2023-05-05 | 中国移动通信有限公司研究院 | Processing method and device for wireless capability matching, core network equipment and base station |
| CN116137959A (en) * | 2021-09-16 | 2023-05-19 | 北京小米移动软件有限公司 | Capability indication, determination method and device, communication device and storage medium |
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| CN101547509A (en) * | 2008-03-25 | 2009-09-30 | 华为技术有限公司 | Method, system and device for selecting channel |
| CN101631352B (en) * | 2008-07-15 | 2011-12-28 | 华为技术有限公司 | Rollback method, rollback system, access network equipment and core network equipment based on circuit switching |
| US8964691B2 (en) * | 2008-08-18 | 2015-02-24 | Google Technology Holdings LLC | Method and apparatus for inter-technology handoff of a user equipment |
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Non-Patent Citations (1)
| Title |
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| Mismatch between SRVCC capability indicator and FGI bits and related issues;Ericsson;《SA WG2 Meeting #88,S2-114796》;20111118;第1-6页 * |
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