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Mobile communication method and system

Mobile communication method and system
IPC classes for russian patent Mobile communication method and system (RU 2531543):
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Power control in external circuit for wireless communication systems Power control in external circuit for wireless communication systems / 2344572
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Method and device for provisioning of multimedia service of broadcasting/multicasting in system of mobile communication Method and device for provisioning of multimedia service of broadcasting/multicasting in system of mobile communication / 2344573
Method and device are provided for provisioning of one or more communication services of point-point set type, such as multimedia service of broadcasting/multicasting (MBMS), to one or more mobile terminals, or subscriber devices (AA). When one or more mobile terminals are moved to new zone of mobile communication system controlled by other network component, after connection to service, information is transmitted between network elements by method.

FIELD: radio engineering, communication.

SUBSTANCE: mobile communication system includes an MME (mobility management entity) in a visitor network of UE N1 (mobile station N1) acquiring SRVCC (single radio voice call continuity) capability information of the UE N1 and notifying an HSS (home subscriber server) of the SRVCC capability information of the UE N1 in an attach process or location registration process of the UE N1, and an ATCF (access transfer control function), which controls an ATGW (access transfer gateway), acquiring the SRVCC capability information of the UE N1, in a registration process of the UE N1 with IMS.

EFFECT: reducing consumption of ATCF and ATGW resources when using an SRVCC scheme.

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The technical field to which the invention relates.

The present invention relates to a method of mobile communication system and mobile communication.

The level of technology

Known conventional system for mobile communication, which can be used access scheme for radio 2G/3G (UTRAN: Universal Terrestrial Radio Access Network universal terrestrial access network via radio or GERAN: GSM EDGE Radio Access Network, the access network according to the GSM EDGE radio) and network access radio scheme LTE (Long Term Evolution, long-term development) (EUTRAN: Evolved Universal Terrestrial Radio Access Network deployed universal terrestrial access network via radio).

In the 3GPP specification TS23.216 defined scheme SRVCC (Single Radio Voice Call Continuity, continuous voice communication by radio). The SRVCC scheme (continuous voice connection via radio) is intended to change the route voice communications between the UE (User Equipment, a user device) # 1 and UE # 2 with the route through the network E-UTRAN or UTRAN (the route for communication VolP (Voice over IP, voice over IP)to route through the network UTRAN/GERAN (route for connection with the circuit switched (CS: Circuit Switch)).

In addition, Alt.4 or Alt.11 3GPP specification TR23.856 v 0.4.1 and the like determine the SRVCC scheme (hereinafter called the improved SRVCC scheme) to change route voice communications between the UE # 1 and UE # 2 with the route through the network E-UTRAN or UTRAN on the route through the network UTRAN/GERAN, with guest Seth the UE # 1 as the reference point is the gateway MGW (Media Gateway gateway multimedia data) No. 1.

This improved SRVCC scheme provides for the distribution of the signal to change the route of communication between UE # 1 and UE # 2 in the guest network UE # 1 and can reduce the time of interruption of communication due to the reverse and enhanced transmission of the signal between the guest network UE # 1 and the home network UE # 1 in comparison with the conventional scheme SRVCC.

Here at Fig shows the process of establishing the connection from the UE # 1 to UE # 2 in the mobile communication system, which can be used the above scheme and enhanced SRVCC SRVCC scheme. On Fig shows the registration process in the subsystem IMS station UE # 1 in the mobile communication system, which uses the above scheme and enhanced SRVCC SRVCC scheme.

However, in the process of establishing the connection, shown in Fig, means ATCF (Access Transfer Control Function, functional controls transmission access) can't determine whether you need to install the gateway ATGW (Access Transfer Gateway, the gateway transmission access) as a reference point for switching routes voice communications between the UE # 1 and UE # 2 on the basis of the "SRVCC capabilities station UE No. 1"that indicates whether UE # 1 of the SRVCC scheme. Thus, there is a problem, which consists in unproductive expenditure of resources gateway ATGW because ATGW assigns resources to route voice communications between the UE No. and UE No. 2 even when UE No. 1 does not support the SRVCC scheme.

In addition, during the registration process shown in Fig, cannot be made the determining whether to install the ATCF in the route SIP signaling based on the capabilities SRVCC station UE No. 1. Thus, there is a problem, which consists in unproductive expenditure of resources means ATCF because ATCF relays the SIP signaling from the UE No. 1 even when the UE No. 1 does not support the SRVCC scheme.

Disclosure of inventions

Thus, the present invention is made in view of the above problems, and an object of the present invention is the representation of a method of mobile communication and mobile communication systems, which prevent wasteful consumption of resources ATGW or ATCF.

The first characteristic of the present invention is a method of mobile communication in the mobile communication system containing a first network access on the radio that does not support communication with the switching of channels, the second network access on the radio, support communication with channel switching, and network management services, and providing the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the reference node in GOST is howling network of the first mobile station, moreover, the method includes the following steps: ensure that the node mobility management on the guest network information about the first mobile station and information about the capabilities of the first mobile station to the management server subscribers in the connection process or the process of registering the position of the first mobile station and ensuring that the management node that manages the reference node, information about the capabilities of the first mobile station in the process of registering the first mobile station in the network management service.

The second characteristic of the present invention is a mobile communications system containing the first network access on the radio that does not support communication with the switching of channels, the second network access on the radio, support communication with channel switching, and network management service, the mobile communication system provides the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the reference node on the guest network, the first mobile station and the control node mobility on the guest network is configured to obtain information about the capabilities of the first the mobile station and communicated to the I information on the capabilities of the first mobile station to the management server subscribers in the connection process or the process of registering the position of the first mobile station, and site management, managing the support node is arranged to obtain information about the capabilities of the first mobile station in the process of registering the first mobile station in the network management service.

As described above, in accordance with the present invention can be represented by way of mobile communication and mobile communication system which can prevent wasteful expenditure of resources ATGW or ATCF.

Brief description of drawings

Figure 1 shows a General view of the configuration of a mobile communication system in accordance with the first embodiment of the present invention.

Figure 2 shows a diagram describing the operation of a mobile communication system in accordance with the first embodiment of the present invention.

Figure 3 presents a view showing an example of the configuration of the signal Request "update position"used in the mobile communication system in accordance with the first embodiment of the present invention.

4 shows a view showing an example configuration "surprise language rounds Flags contained in the update Request position"used in the mobile communication system in accordance with the first embodiment of the present invention.

Figure 5 shows a diagram describing the operation of a mobile communication system in accordance with the first the m of the embodiment of the present invention.

Figure 6 presents a view showing an example of the configuration of the signal "Cx-put Resp/Cx-pull Resp"used in the mobile communication system in accordance with the first embodiment of the present invention.

7 shows a diagram describing the operation of a mobile communication system in accordance with the first embodiment of the present invention.

On Fig shows a diagram describing the operation of a mobile communication system in accordance with the first embodiment of the present invention.

Figure 9 shows a diagram describing the operation of a mobile communication system in accordance with the first embodiment of the present invention.

Figure 10 shows a diagram describing the operation of a mobile communication system according to modification 1 of the present invention.

Figure 11 shows a diagram describing the operation of a mobile communication system according to modification 2 of the present invention.

On Fig shows a diagram describing the operation of a conventional mobile communication system.

On Fig shows a diagram describing the operation of a conventional mobile communication system.

The implementation of the invention

The mobile communication system in accordance with the first embodiment of the present invention

The following describes a mobile communication system in accordance with the first what arianta implementation of the present invention with reference to figures 1-8.

The mobile communication system according to the embodiment uses the E-UTRAN and UTRAN/GERAN.

In particular, as shown in figure 1, the guest network station UE # 1 of the mobile communication system according to the embodiment contains eNB (base station), RNC (Radio Network Controller, the network Controller radio station control line radio, not shown), NodeB/BSS (base station, not shown), MME (Mobility Management Entity, node mobility management), SGW (Serving Gateway, serving gateway device P-GW (PDN-Gateway, PDN gateway device), the P-CSCF (Proxy-Call Session Control Function, functional controls call session through an intermediary), IBCF (Interconnection Border Control Function, the functional controls of cross-border connections specified in TS23.228 not shown), MSC (Mobile service Switching Center, the mobile switching center, the switching device channels), SGSN (Serving GPRS Support Node, the node support GPRS, the device of the packet switching), the MSC server, CS-MGW (Circuit Switch mobile gateway, the gateway switching channels), ATCF, ATGW, etc.

In addition, the subsystem IMS (IP Multimedia Subsystem, multimedia subsystem IP) mobile communication system according to the embodiment contains the SCC AS or-IS-CSCF, etc.

Here, in the mobile communication system according to the embodiment route voice communications between the UE # 1 and UE # 2 is permitted to be switched from a route through the et E-UTRAN or UTRAN (the route for communication IMS VolP) on the route through the network UTRAN/GERAN (route to communicate with the switched) with schema or enhanced SRVCC SRVCC scheme.

In addition, the improved SRVCC scheme gateway ATGW is a reference node, configured to implement the above switching (change route), and the funds ATCF are the controller, configured to control the gateway ATGW.

Next, with reference to figure 2-8 describes the operation of a mobile communication system in accordance with this embodiment.

With reference to figure 2-4 describes how to connect (Connection, Attach) station (mobile station UE # 1 in the mobile communication system according to the embodiment.

As shown in figure 2, the operation described in 3GPP TS23.401, is how the connection process of the UE # 1 in the mobile communication system according to the embodiment.

Here in step 2, the MME receives information about the possibilities SRVCC station UE # 1 through "connection Request" (Attach Request), taken from the eNB.

It should be noted that this information about opportunities SRVCC station UE No. 1 may be information indicating that the UE No. 1 supports SRVCC scheme, or information indicating that the UE No. 1 does not support the SRVCC scheme.

In addition, in step 8, the MME notifies the server HSS (Home Subscriber Server, a home subscriber server) about the possibilities SRVCC station UE No. 1 by "Query updates the position (Location Update Request).

The MME informs the HSS information about opportunities SRVCC station and UE # 1 with the help of the information element "surprise language rounds Flags" (see 4) in the update Request provisions" (see figure 3), described, for example, in 3GPPTS29.272.

Here is an example of a configuration of the signal Request updates the position shown in figure 3, and the configuration example of the signal "surprise language rounds Flags", shown in figure 4, described in 3GPPTS29.272.

In addition, the registration process of the UE # 1 in the mobile communication system in accordance with this embodiment is a similar process. In this case, the MME may inform the server HSS information about opportunities SRVCC station UE No. 1 when the MME determines that the SRVCC capability of the station UE No. 1 has changed. Alternatively, the MME may inform the server HSS about the possibilities SRVCC station UE # 1 of all realizations node MIU registration process provisions.

In this regard, the HSS is configured to receive and store information about SRVCC station UE # 1 in the connection process of the UE # 1 or in the process of registering the position of the UE No. 1.

With reference to figure 5 and 6 describes the registration process of the UE # 1 in the subsystem IMS registration procedure in IMS) mobile communication system according to the embodiment.

As shown in figure 5, the operations described in 3GPP TS23.228, are made in steps 1-10 of the registration process of the UE # 1 in the IMS subsystem of a mobile communication system in accordance with the embodiment.

Here "Registration"transmitted in step 1 and step 2, mo which has been transmitted through the P-CSCF or IBCF.

In addition, in step 7, the server HSS informs the S-CSCF capabilities information SRVCC station UE No. 1 through Cx-put Resp/Cx-pull Resp".

Server HSS informs the S-CSCP information about opportunities SRVCC station UE No. 1 through Cx-put Resp/Cx-pull Resp (see Fig.6), described in 3GPPTS29.228.

Here, the server HSS can determine whether you can be made to change the circuit SRVCC on the guest network UE # 1 with respect to the profile of the subscriber, the policy of the operator and the like, as well as opportunities SRVCC station UE No. 1, and reports the result of determination instead of information about opportunities SRVCC station UE No. 1. Server HSS may also report the result of this definition, together with information about opportunities SRVCC station UE No. 1. This can also be done in a similar manner to step 8 and step 9 in the next.

Then the S-CSCF informs the I-CSCF capabilities information SRVCC station UE # 1 with a message "200 OK" in step 8, and I-CSCF informs the ATCF information about opportunities SRVCC station UE # 1 with the help of "200 OK" in step 9.

Alternatively, the S-CSCF may notify the ATCF about the possibilities SRVCC station UE # 1 with the help of "200 OK" in step 12 or to inform about the possibilities SRVCC station UE # 1 with the help of message Notification (Notify) in step 13.

In addition, information about the capabilities of the SRVCC UE device No. 1 may be transmitted as part of the subscriber profile or as an independent source of information.

Thus, in the process of registering the UE # 1 in the IMS system tools ATCF is configured to receive and store information about SRVCC station UE No. 1.

Here in the registration process of the UE # 1 in the IMS subsystem can be provided such a configuration that the determination of whether to exclude ATCF from the route of the transmission signal (SIP call signal from UE # 1 and UE # 2 or signal the end of the call from the UE # 2 UE No. 1, for example) station UE # 1 that is carried out on the basis of information about the possibilities SRVCC station UE No. 1.

Such determination may be executed by means ATCF or a peripheral device such as a P-CSCF or IBCF, etc. in Addition, if the ATCF is provided as a functional means of the peripheral device, such as a P-CSCF or IBCF, etc. can be specified exception means ATCF from process logic as an internal process of such peripheral devices.

With reference to Fig.7 describes the process of establishing a call from UE # 1 UE # 2 in the mobile communication system according to the embodiment.

As shown in Fig.7, in step 1, UE # 1 of passes in ATCF message "INVITATION" (INVITE).

Adopting an "INVITATION"means the ATCF determine whether to install the gateway ATGW as a reference point for the change of route to route voice communications between the UE # 1 and UE # 2 on the basis of information about the possibilities SRVCC UE No. 1 stored in the ATCF.

Here means ATCF can determine whether to install the gateway ATGW as a reference point to change routes to route voice m is waiting for UE # 1 and UE # 2, and taking into account not only the possibility SRVCC UE No. 1, but also other factors (for example, whether the UE # 1 of the roaming subscriber, the policy of the operator on the guest network station UE # 1, the multimedia capabilities of the station UE # 1, UE subscriber profile No. 1, link type, information related to the UE No. 2 (information home operator, for example), and so on). In this case, means ATCF can get a profile of the subscriber station UE # 1 through the procedure of registration in the IMS.

If ATCF determines that the gateway ATGW switches route voice communications between the UE # 1 and UE # 2 of (i.e. applies the improved SRVCC scheme), ATCF form of "INVITATION"containing SDP (Session Description Protocol the session description Protocol) gateway ATGW.

This "INVITATION" is transmitted from the ATCF in UE No. 2 through the I/S-CSCF and SCCAS in steps 2-5.

Step 6-setting process to route voice communications between the UE # 1 and UE # 2, which passes through ATGW ends. Here, the SCC AS reported in ATCF ID ATU-STI (Access Transfer Update - Session Transfer identifier update transfer access - transfer session), which provides routing SCC AS and C-MSISDN (Correlation MSISDN, the correlation MSISDN), which provides the possibility of routing S No. 1.

On the other hand, if the ATCF determines that the gateway ATGW should not be set as the reference point for the change of route voice communications between the UE # 1 and UE # 2 of (that is. the improved SRVCC scheme is not applied), the ATCF shall process based on the SRVCC scheme described in 3GPP TS23.216.

Means ATCF not install the SDP information for ATGW in "the Invitation", which is transmitted in step 2, for example.

In this case, in step 6, the process of establishing a route voice communications between the UE # 1 and UE # 2, which does not pass through ATGW ends. Here, the SCC AS may not be reported to ATCF ATU-STI and C-MSISDN.

With reference to Fig describes the process of the termination of the call from the UE # 2 UE # 1 in the mobile communication system according to the embodiment.

As shown in Fig, in step 1, UE # 2 of passes in the I/S-CSCF "INVITATION" and in step 2 I/S-CSCF transmits "INVITE" to the SCC AS.

SCC AS passed "INVITATION/Information transfer", containing the above ATU-STI and C-MSISDN, in the I/S-CSCF in step 3, and the I/S-CSCF transmits "INVITATION/Information transfer", containing the above ATU-STI and C-MSISDN, ATCF in step 4.

Here, accepting the INVITATION/Information transfer"means the ATCF determine whether to install the gateway ATGW as a reference point for the change of route voice communications between the UE # 1 and UE # 2 on the basis of information about the possibilities SRVCC UE No. 1 stored in the ATCF.

Here means ATCF can also determine toggles whether the gateway ATGW route voice communications between the UE # 1 and UE # 2, and taking into account not only the possibility SRVCC UE No. 1, but also other factors (for example, I have is whether UE # 1 of the roaming subscriber, the policy of the operator on the guest network station UE # 1, the multimedia capabilities of UE # 1, UE subscriber profile No. 1, link type, information related to the UE No. 2 (information home operator, for example), and so on). In this case, means ATCF can get a profile of the subscriber station UE # 1 through the procedure of registration in the IMS.

If ATCF determines that the gateway ATGW needs to be set as the reference point for the change of route voice communications between the UE # 1 and UE No. 2 (which is an improved SRVCC scheme), they form an "INVITATION"containing SDP information gateway ATGW.

This "INVITATION" is transmitted from the ATCF in the UE # 1 in step 5.

Step 6-setting process to route voice communications between the UE # 1 and UE # 2, which passes through ATGW completes.

On the other hand, if the ATCF determines that the gateway ATGW should not be set as the reference point for the change of route voice communications between the UE # 1 and UE # 2 of (i.e. improved SRVCC scheme is not applied), the ATCF shall process based on the SRVCC scheme described in 3GPP TS23.216.

Means ATCF not install the SDP information for ATGW in "the Invitation", which is transmitted in step 5, for example.

In this case, in step 6, the process of establishing a route voice communications between the UE # 1 and UE # 2, which does not pass through ATGW completes.

In the mobile communication system in accordance with this variant the implementation tools ATCF can get information about the possibilities SRVCC station UE # 1 in the registration process of the UE # 1 in the IMS subsystem. Since this makes it possible not to assign the gateway ATGW in the case when the improved SRVCC scheme cannot be used for voice communications between the UE # 1 and UE # 2, and can be prevented unproductive waste of resources ATGW. In addition, in the mobile communication system in accordance with this embodiment means ATCF can get information about the possibilities SRVCC station UE # 1 in the registration process of the UE # 1 in the IMS subsystem. Because it allows funds ATCF not to relay the SIP signal in the case when the improved SRVCC scheme cannot be used for voice communications between the UE # 1 and UE # 2, and prevents unproductive waste of resources ATCF. In this case, since the gateway ATGW is not assigned, unproductive waste of resources ATGW also avoided.

Modification 1

Further with reference to figures 9 and 10 describes the mobile communication system according to modification 1 of the first variant of implementation described above, with focus on differences from the mobile communication system in accordance with the above-described first embodiment.

With reference to figure 9 describes the registration process of the UE # 1 in the IMS subsystem in the mobile communication system according to modification 1.

As shown in Fig.9, the operations from step 1 to 14 coincide with the operations of steps 1-14 shown in IG.

In step 8, after sending a "200 OK", containing information about the features of SRVCC I/S-CSCF UE # 1, THE S-CSCF to send the message "Registration (STN-SR), containing information about the features of SRVCC UE # 1 in SCCAS.

Here SCCAS may receive and store information about the capabilities of the UE 1 of this message "Registration (STN-SR), or to receive and store information about the capabilities of the UE No. 1 from the subscriber profile (SPR, subscriber profile).

Here in step 7, when receiving from the server HSS of the determine can be done to change the circuit SRVCC on the guest network UE # 1, THE S-CSCF can notify of the result of determination instead of reporting capabilities SRVCC station UE # 1 or to notify of the result of the determination, together with information about opportunities SRVCC station UE No. 1.

Then the SCC AS sends a "200 OK" in the S-CSCF.

In addition, the SCC AS can determine whether to notify the MME of the STN-SR, passed through the HSS in the signal "Register"on the basis of information about the possibilities SRVCC station UE No. 1.

In particular, if the SCC AS determines that the UE No. 1 does not support the SRVCC scheme, the SCC AS may send the message "Sh-Update, containing the STN-SR in HSS.

With reference to figure 10 describes the process of the termination of the call from the UE # 2 UE # 1 in the mobile communication system according to modification 1.

As shown in figure 10, in step 1, UE # 2 of passes in the I/S-CSCF "INVITATION" and in step 2 I/S-CSCF transmits "PRIGLASHENIE" in SCC AS.

Here, the SCC AS determines the need for change route voice communications between the UE # 1 and UE # 2, and as described above (i.e., whether to apply the improved SRVCC scheme) on the guest network on the basis of information about the possibilities SRVCC station UE No. 1.

If SCC AC determines that it should not be used in the improved SRVCC scheme, in step 3, the SCC AS may not be installed above ATU-STI and C-MSISDN in the message "INVITATION/Information transfer", which is transmitted in the I/S-CSCF.

In this case, in step 4 I/S-CSCF can not be set above ATU-STI and C-MSISDN in the "INVITATION/Information transfer"passed batcf.

In particular, in this case, the process is based on the SRVCC scheme defined in the 3GPP TS23.216, and ATGW does not change route voice communications between the UE # 1 and UE No. 2.

Here without the implementation of the process described above, the ATCF can determine the need to establish ATGW as reference points to change routes voice communications between the UE # 1 and UE # 2, and taking into account the information about the possibilities SRVCC station UE # 1 and other factors.

Modification 2

Next, with reference to 11 describes the mobile communication system according to modification 2 of the first variant of implementation described above, with focus on differences from the mobile communication system in accordance with the above-described first embodiment.

Citing the and 11 describes the registration process of the UE # 1 in the IMS subsystem in the mobile communication system according to modification 2.

As shown in figure 11, the operations from step 1 to 6 coincide with the operations of steps 1-6 shown in figure 5.

In step 7, the server HSS transmits the S-CSCF Cx-put Resp/Cx-pull Resp". Here, the server HSS may notify or may not notify the S-CSCF about the possibilities SRVCC station UE No. 1 through Cx-put Resp/Cx-pull Resp".

In step 8, the S-CSCF transmits the I-CSCF "200 OK"in step 9 I-CSCF transmits "200 OK" in the ATCF and in step 10 ATCF transmit a "200 OK" in WV No. 1. Here is that message "200 OK" on steps 8 and 9 do not contain information about the features of SRVCC station UE No. 1.

However, if the S-CSCF receives information about opportunities SRVCC station UE # 1 in step 7, the information about the possibilities SRVCC station UE No. 1 may be reported to the ATCF with "200 OK".

On the one hand, the S-CSCF sends the message "Registration (STN-SR)in SCC-AS in step A.

Here, if the S-CSCF receives information about the possibilities SRVCC station UE No. 1 through Cx-put Resp/Cx-pull Resp" in step 7, the S-CSCF may notify the SCC-AS about the possibilities SRVCC station UE No. 1 through Registration (STN-SR)" in step A.

On the other hand, if the SCC AS does not receive information about opportunities SRVCC station UE No. 1 through Cx-put Resp/Cx-pull Resp" in step 7, the SCC AS may obtain information about the capabilities SRVCC station UE No. 1 from server HSS in steps b and C.

In step D, the SCC AS determines whether to change the route on the improved SRVCC scheme on the guest network UE No. 1, taking into account not only the information about the possibility of the values SRVCC station UE No. 1, but also the subscriber profile stored SCC AS, or subscriber profile received from the HSS, etc., policy operator, etc.

In addition, when the reception step In the message "Sh-Pull" HSS may notify in step With the SCC AS to whether it is possible realization of the change of route for the improved SRVCC scheme on the guest network UE No. 1, given the information stored about the opportunities SRVCC station UE # 1, the subscriber profile, the policy of the operator, etc.

The SCC AS sends the S-CSCF "200 OK". Here, the SCC AS may notify the S-CSCF through a "200 OK" on the determination of whether the exercise of the change of route for the improved SRVCC scheme on the guest network UE No. 1.

In addition, the SCC AS may send in the S-CSCF Notice, and to report through this "Notice" the result of determining whether to perform switching of the route on the improved SRVCC scheme on the guest network UE No. 1.

In step 13, the S-CSCF transmits "Notice" in the ATCF. Here the S-CSCF can inform ATCF through such "Notice" the result of determining whether to perform switching of the route on the improved SRVCC scheme on the guest network UE 1, and the ATCF can save the result of the determination.

In step 14 ATCF passed in the S-CSCF "200 OK".

In addition, steps 13 and 14 can only be performed when receiving the result of determination indicates that it is possible to implement the s EN route for improved SRVCC scheme on the guest network UE No. 1.

In addition, after the processing in step E, the S-CSCF can inform ATCF result of determining whether to perform switching of the route on the improved SRVCC scheme on the guest network UE No. 1 by a "200 OK" in step 8 instead of the processing in steps 13 and 14.

The SCC AS may send the message "Sh-Update only when UE # 1 of supports SRVCC scheme, or when the SCC AS determines that the guest network UE No. 1 it is possible to change the route on the improved SRVCC scheme. When sending "Sh-Update" HSS sends the message "Insert subscriber data" (Insert subscriber data) to update the STN-SR in the MMA.

With the help of a mobile communication system in accordance with the embodiment in the process of registering the UE # 1 in the IMS subsystem, the SCC AS can get information about the possibilities SRVCC station UE No. 1. Because it allows ATCF to relay the SIP signal when voice communications between the UE # 1 and UE # 2 can be applied improved SRVCC scheme, can be prevented overhead funds ATCF. In addition, in this case, since the gateway ATGW is not assigned, overhead ATGW can also be prevented.

Characteristics of the above options for implementation may be as follows.

The first characteristic of a variant implementation is with the Oh method of mobile communication in a mobile communication system, contains the E-UTRAN (the first network access on the radio that does not support communication with a circuit-switched), UTRAN/GERAN (the second network access radio communicating circuit-switched and IMS (network control service), and provides the ability to change route voice communications between the UE # 1 and UE # 2 with the route through E-UTRAN to a path via UTRAN/GERAN in ATGW (reference site) in the guest network UE # 1 (the first mobile station), and consists in that the method comprises the following steps: providing the receiving node MME (node mobility management) on the guest network UE # 1 information about opportunities SRVCC (information about) UE # 1 and information about the possibilities SRVCC UE # 1 HSS (management server subscribers) in the connection process or the process of registering the position of the UE No. 1; and provision of means ATCF (management node), the control gateway ATGW, information about opportunities SRVCC UE # 1 in the registration process of the UE # 1 in IMS.

In the first characteristic of a variant of implementation in the process of establishing a call from UE # 1 UE # 2 or in the process of finishing the call from the UE # 2 UE # 1 method may further comprise the step of providing the determining means ATCF whether the establishment of gateway ATGW as the reference node to change route voice communications between the UE # 1 and UE # 2 on the basis of information about the possibilities SRVCC UE No. 1.

In pervouralske variant implementation of the method may further comprise the step of determining, do I need to exclude ATCF from the control signal by calling (tone call from UE # 1 UE # 2 or signal the end of the call from the UE # 2 UE No. 1, for example) between UE # 1 and UE # 2 on the basis of information about the possibilities SRVCC UE # 1 in the registration process of the UE # 1 in IMS.

In the first characteristic of a variant of implementation, the method may further comprise the step of providing the SCC AS (application server) in the IMS information about SRVCC UE # 1 and determine whether the transmission of information (STN-SR), pointing to the ATCF for MME on the basis of information about the possibilities SRVCC UE # 1 in the registration process of the UE # 1 in IMS.

The second characteristic of a variant implementation is a mobile communications system that contains the E-UTRAN, UTRAN/GERAN and IMS, and mobile telecommunications system provides the ability to change route voice communications between the UE # 1 and UE # 2 with the route through E-UTRAN to a path via UTRAN/GERAN in ATGW on the guest network UE 1 and the MME in the guest network UE No. 1 is made with the possibility of obtaining information about the possibilities SRVCC UE # 1 and information about the possibilities SRVCC UE # 1 HSS in the connection process or the registration process of the UE position No. 1, and ATCF, control ATGW made with the possibility of receiving information about opportunities SRVCC UE # 1 in the registration process of the UE # 1 in IMS.

In the second characteristic of a variant of implementation of the ATCF can be performed with the prob is the possibility of determining, do I need to install the gateway ATGW as the reference node to change route voice communications between the UE # 1 and UE # 2 on the basis of information about the possibilities SRVCC UE # 1 in the process of establishing a call from UE # 1 UE # 2 or the process of the termination of the call from the UE # 2 in S No. 1.

In the second characteristic of a variant implementation, the system may be configured to determine whether to exclude ATCF from the transmission path control signal by calling (tone call from UE # 1 UE # 2 or signal the end of the call from the UE # 2 UE No. 1, for example) between UE # 1 and UE # 2 on the basis of information about the possibilities SRVCC UE # 1 in the registration process of the UE # 1 in IMS.

In the second characteristic of a variant of implementation of the SCC AS in the IMS can be made with the possibility of receiving information about opportunities SRVCC UE # 1 and determine whether the transmission of information indicating the ATCF for MME on the basis of information about the possibilities SRVCC UE # 1 in the registration process of the UE # 1 in IMS.

It should be noted that the MSC server, the CS-MGW, MME, SGSN, S-GW, P-GW, P-CSCF, 1/S-CSCF, the SCC AS, ATCF, ATGW, HSS, MSC, UE, NO. 1, UE # 2 and eNB described above may be implemented by hardware, may be implemented in a software module executed by a processor, or a combination of these tools.

The programming model can be placed on any type of storage media such as RAM (random access memory), the Lesh-memory, ROM (permanent memory), EPROM (Erasable Programmable ROM, erasable programmable ROM), EEPROM (Electronically Erasable and Programmable ROM, erasable and programmable electronic image ROM), a register, a hard disk, removable disk, or CD-ROM.

The storage medium connected to the processor so that the processor can record information on the storage medium and to read data from media. In addition, such storage media may be embedded in the processor. In addition, such storage medium and the processor may be performed in a specialized ASIC chip. Such ASIC may be installed in the MSC server, the CS-MGW, MME, SGSN, S-GW, P-GW, P-CSCF, 1/S-CSCF, the SCC AS, ATCF, ATGW, HSS, MSC, UE, NO. 1, UE # 2 or eNB. In addition, such storage medium and the processor may be installed in the MSC server, the CS-MGW, MME, SGSN, S-GW, P-GW, P-CSCF, 1/S-CSCF, the SCC AS, ATCF, ATGW, HSS, MSC, UE, NO. 1, UE # 2 or eNB in the form of discrete elements.

Although the present invention is explained in detail using the above-described embodiments, those skilled in the art should be obvious that this invention is not limited implementation, explained here. The present invention can be implemented in a modified and changed without departure from the essence and scope of the present invention, defined by the formula image is the shadow. Therefore, the description is only intended to explain the example and does not imply any limit values for the present invention.

As described above, the present invention can provide a method and system for mobile communication, which can prevent wasteful expenditure of resources ATGW or ATCF.

The list of designations

UE NO. 1, UE # 2 to the Mobile station

MIU Node - mobility management

SGSN - switching Device packages

MSC switching Device channels

S-GW, P-GW is a Gateway device

1. The way mobile communication system, mobile connection, containing the first network access on the radio that does not support communication with the switching of channels, the second network access on the radio, support communication with channel switching, and network management services, and providing the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the reference node on the guest network, the first mobile station network, and the method includes the following steps:
the software is received by the control node mobility on the guest network information about the first mobile station and information about the capabilities of the first mobile mill the AI in the management server subscribers in the connection process or the process of registering the position of the first mobile station; and
the software is received by the control node, managing the reference node, information about the capabilities of the first mobile station in the process of registering the first mobile station in the network management service.

2. The method according to claim 1, characterized in that it further includes the step of providing the determination by the control unit whether the establishment of the reference node to change the voice route on the basis of information about the capabilities of the first mobile station, in the process of establishing a call from the first mobile station to the second mobile station or in the process of completion of the call from the second mobile station to the first mobile station.

3. The method according to claim 1, characterized in that it further includes the step of providing the application server in the network service management information about the first mobile station and determining whether the transmission of information indicating the node management, in the management server subscribers on the basis of information about the capabilities of the first mobile station, the registration process of the first mobile station in the network management service.

4. Mobile telecommunications system containing the first network access on the radio that does not support communication with the switching of channels, the second network access radio communicating circuit-switched, and behold the ΓΌ service management, moreover, the mobile communication system provides the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the reference node on the guest network, the first mobile station,
moreover, the management node mobility on the guest network is configured to obtain information about the capabilities of the first mobile station and information about the capabilities of the first mobile station to the management server subscribers in the connection process or the process of registering the position of the first mobile station, and
site management, managing the support node is arranged to obtain information about the capabilities of the first mobile station in the process of registering the first mobile station in the network management service.

5. The system according to claim 4, characterized in that the control unit is configured to determine whether to establish the reference node to change the voice route based on the capabilities of the first mobile station, in the process of establishing a call from the first mobile station to the second mobile station or the process of the termination of the call from the second mobile station to the first mobile station.

6. The system according to claim 4, wherein the application is a server in the network management service is configured to obtain information about the capabilities of the first mobile station and determine is it necessary to transfer information indicating that the control node to the management server subscribers on the basis of information about the capabilities of the first mobile station in the process of registering the first mobile station in the network management service.

7. A control unit in the mobile communication system containing a first network access on the radio that does not support communication with the switching of channels, the second network access on the radio, support communication with channel switching, and network management services, and providing the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the reference node on the guest network, the first mobile station, the control unit controls the reference node,
and a control unit configured to determine whether the establishment of the reference node to change the voice route on the basis of information about the capabilities of the first mobile station, during the end of the call from the second mobile station to the first mobile station.

8. Application server in the network management service in the mobile communication system containing a first network access on the radio that does not support communication with the switching of channels, the second is the network access radio support communication with channel switching, and network management services, and providing the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the reference node on the guest network, the first mobile station,
moreover, the application server is configured to obtain information about the capabilities of the first mobile station and determining whether the transmission of information indicating the node management, in the management server subscribers on the basis of information about the capabilities of the first mobile station in the process of registering the first mobile station in the network management service.

9. Node mobility management on the guest network in the mobile communication system containing a first network access on the radio that does not support communication with the switching of channels, the second network access on the radio, support communication with channel switching, and network management services, and providing the ability to change route voice communication between the first mobile station and the second mobile station from a route via the first network access communication route via the second network access on the radio in the support node according to the scheme of continuous voice connection paradissi (SRVCC) on the guest network, the first mobile station,
moreover, the management node mobility on the guest network is configured to obtain information about the capabilities SRVCC first mobile station and the message management server subscribers information about SRVCC first mobile station in the process of connecting the first mobile station,
node mobility management has a capability message to the management server subscribers information about SRVCC first mobile station when determining that the SRVCC capability of the first mobile station has changed, and
information about opportunities SRVCC first mobile station is information indicating that the first mobile station supports SRVCC scheme or information indicating that the first mobile station does not support the SRVCC scheme.

10. The node according to claim 9, characterized in that the receipt of information indicating the node management, managing the reference node from the management server subscribers.

 

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