CN101754408A - Method, system and equipment for switching in urgent call - Google Patents
Method, system and equipment for switching in urgent call Download PDFInfo
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- CN101754408A CN101754408A CN200810179255A CN200810179255A CN101754408A CN 101754408 A CN101754408 A CN 101754408A CN 200810179255 A CN200810179255 A CN 200810179255A CN 200810179255 A CN200810179255 A CN 200810179255A CN 101754408 A CN101754408 A CN 101754408A
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Abstract
The invention discloses a method for switching in an urgent call. The method comprises the following: a drifting wireless network controller (DRNC) receives message from a service wireless network controller (SRNC), and obtains identification information possibly including business of the urgent call from the message; the DRNC preferentially allocates resources for the business of the urgent call when confirming that the business of the urgent call is included according to the identification information possibly including the business of the urgent call. The invention further discloses a system and equipment for switching in the urgent call. Therefore, the DRNC can identify whether the urgent call is included in the business, so as to preferentially allocate the resources for the business of the urgent call, thereby ensuring the preferential switching in of the urgent call.
Description
Technical field
The present invention relates to the urgent call access technology in the radio communication, relate in particular to a kind of method, system and equipment of switching in urgent call.
Background technology
Urgent call is meant the calling of being initiated when major crisis or accident take place, in general, the priority of urgent call should be than non-emergency call height.Radio network controller (RNC, Radio NetworkController) should guarantee as far as possible that it admits successfully when switching in urgent call, and guarantees that as much as possible conversation do not interrupt, and makes the user to get in touch with the external world to greatest extent.
In actual applications, when if the user carries out urgent call, just be in the zone line of two adjacent R NC, so probably because user's mobile meeting is triggered to the access or the incision request of floating radio network controller (DRNC, DriftRadio Network Controller).In order to make urgent call can access preferential access, the DRNC side should preferentially ensure the distribution of this class user requested resource.
But also there is not a kind of method that in DRNC indication user request, whether contains urgent call in the prior art; be that DRNC can't identify in the user's request that is received whether comprise emergence call service; so for urgent call; DRNC also can admit it usually as general service; thereby may cause DRNC under the relatively nervous situation of resource; the Preferred Acceptance non-emergency call is professional and exclude emergence call service, also just can't guarantee the preferential access to urgent call.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method, system and equipment of switching in urgent call, to guarantee the preferential access of DRNC to urgent call.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of method of switching in urgent call, comprising:
Reception is from the message of service wireless network controller SRNC, and obtains the identification information that whether comprises emergence call service from described message;
According to the described identification information that whether comprises emergence call service, when determining to comprise emergence call service, be preferably described emergence call service Resources allocation.
Described message is that Radio Link is set up at least a in request message, wireless link reallocation message, RELOCATION REQUEST message and the wireless link increasing request message.
Described relocation request message is drawn together out RELOCATION REQUEST message and Incoming RELOCATION REQUEST message.
Described identification information is a service priority.
After described Resources allocation, this method also comprises: to described SRNC echo reply message.
The present invention also provides a kind of method of switching in urgent call, comprising:
Receive the urgent call that user terminal UE initiates;
The urgent call of initiating according to described UE when described UE moves in the service range of floating radio network controller DRNC, sends the message that indication contains emergence call service to described DRNC.
Described message is that Radio Link is set up at least a in request message, wireless link reallocation message, RELOCATION REQUEST message and the wireless link increasing request message.
The present invention also provides a kind of system of switching in urgent call, comprising:
User terminal is used to initiate urgent call;
Service wireless network controller, connect described user terminal, be used for urgent call according to described user terminal initiation, when described portable terminal moves in the service range of floating radio network controller, the message that indication contains emergence call service is set sends to floating radio network controller;
Floating radio network controller, connect described service wireless network controller, be used for basis and indicate, when determining to comprise emergence call service, be preferably described emergence call service Resources allocation from the emergence call service that contains of the message of described service wireless network controller.
The present invention also provides a kind of service wireless network controller, comprising:
The urgent call receiving element is used to receive the urgent call that user terminal is initiated;
Message sending unit, connect described urgent call receiving element, be used for urgent call according to described user terminal initiation, when described user terminal moves in the service range of floating radio network controller, send the message that indication contains emergence call service to described floating radio network controller.
The present invention also provides a kind of floating radio network controller, comprising:
Identification information obtaining unit is used to receive the message from service wireless network controller, and obtains the identification information that whether comprises emergence call service from described message;
Resource allocation unit connects described identification information obtaining unit, is used for the identification information that whether comprises emergence call service according to described, when determining to comprise emergence call service, is preferably described emergence call service Resources allocation.
The method of switching in urgent call provided by the present invention, system and equipment, by setting up the identification information that whether comprises emergence call service in the message that sends to DRNC at SRNC, make DRNC to identify and whether contain emergence call service in the business, thereby be emergence call service priority allocation resource, under any circumstance can both preferentially guarantee the access of urgent call.
Description of drawings
Fig. 1 is the method flow diagram of a kind of switching in urgent call of the present invention;
Fig. 2 triggers the flow chart of setting up Radio Link for the urgent call in the embodiment of the invention;
Fig. 3 is the flow chart that the urgent call in the embodiment of the invention triggers the reprovision Radio Link;
Fig. 4 is the flow chart of the urgent call trigger re-positioning in the embodiment of the invention;
Fig. 5 is that the urgent call in the embodiment of the invention triggers the flow chart that increases Radio Link;
Fig. 6 is that passing through in the embodiment of the invention increases the flow chart that message informing DRNC urgent call exists;
Fig. 7 is the flow chart that exists by definition priority notice DRNC urgent call in the embodiment of the invention;
Fig. 8 forms structural representation for the system of a kind of switching in urgent call of the present invention.
Embodiment
The technical solution of the present invention is further elaborated below in conjunction with the drawings and specific embodiments.
The method of a kind of switching in urgent call provided by the present invention as shown in Figure 1, mainly may further comprise the steps:
SRNC comprises to the message that DRNC sends among the present invention: Radio Link is set up request (RADIOLINK SETUP REQUEST) message, wireless link reconfigured (RADIO LINKRECONFIGURATION PREPARE) message, re-positioning request (RELOCATIONREQUIRED) message and Radio Link increases request (RADIO LINK ADDITION REQUEST) message or the like.Wherein, it is need set up under the applied environment of Radio Link at UE that Radio Link is set up request message, is triggered by UE that the SRNC at its place initiates; Wireless link reallocation message is to need under the applied environment of reprovision Radio Link at UE, is triggered by UE that the SRNC at its place initiates; RELOCATION REQUEST message is need carry out under the applied environment of reorientation at UE, is triggered by UE that the SRNC at its place initiates; Wireless link increasing request message is need increase under the applied environment of Radio Link at UE, is triggered by UE that the SRNC at its place initiates.
Urgent call is described attribute as one of business, if certain service identification the attribute of urgent call, show that then this business is an emergence call service.Whether adopt the identification information that whether comprises emergence call service to describe business among the present invention is urgent call, the identification information that whether comprises emergence call service need be provided with in SRNC sends to the message of DRNC in advance, can be other signs such as numeral, letter or English word.For example: represent to exist emergence call service with True, if emergence call service, then in SRNC sends to the message of DRNC identification information being set is True; If the non-emergency call business, then need not to be provided with identification information in SRNC sends to the message of DRNC is True.
With the identification information that True is set in the step 101 is example, if comprise True in the definite message from SRNC of DRNC, then shows to comprise emergence call service, thereby is preferably the emergence call service Resources allocation, guarantees that emergence call service preferentially inserts; If DRNC determines not comprise emergence call service from not comprising True in the message of SRNC, then showing, handle getting final product according to general service.
Trigger the specific embodiment set up Radio Link below in conjunction with urgent call, the method for above-mentioned switching in urgent call is further elaborated.As shown in Figure 2, Fig. 2 mainly may further comprise the steps for the urgent call in the embodiment of the invention triggers the flow chart of setting up Radio Link:
Step 201, UE inserts SRNC, successfully initiates urgent call.
Step 202, UE moves in the service range of DRNC, sets up the Radio Link (RL, Radio Link) of Iur mouth by the measurement triggering SRNC that eats dishes without rice or wine.
When UE moved in the service range of DRNC, the cell signal that detects the DRNC side was better than the cell signal of SRNC side, and triggered SRNC is established to DRNC at the Iur mouth RL.
Step 203, SRNC sets up request message by the RL of Iur mouth and foundation to DRNC transmission Radio Link, and indication contains emergence call service in this message.For example: set up at the Radio Link that sends to DRNC and to set up identification information True in the request message, contain emergence call service with expression.
Step 204, DRNC receives from the Radio Link of SRNC and sets up request message, knows to contain emergence call service, and is emergence call service priority allocation resource.For example: DRNC sets up identification information True in the request message according to Radio Link, knows and contains emergence call service, and be corresponding emergence call service priority allocation resource.
Step 205, DRNC returns Radio Link foundation to SRNC and replys (RADIO LINK SETUPRESPONSE) message.
It is pointed out that above-mentioned method shown in Figure 2 need obtain the support that RNS is used (RNSAP, Radio Network Subsystem Application Part) agreement, therefore need make amendment to existing RNSAP agreement.Newly-increased cell urgent call (Emergency Call) in specialized media access control sublayer stream information (the E-DCH MAC-d Flows Information) cell of the specialized media access control sublayer stream information of the dedicated channel information under mode of frequency division duplexing (DCH FDDInformation) cell, high-speed downlink shared channel (HS-DSCH MAC-d Flows Information) cell and enhancing dedicated channel, the definition of Emergency Call is as shown in table 1:
| IE/Group Name (cell title) | Whether Presence (will fill out by cell | Range (scope) | IE Type and Reference (cell type | Semantics Description (syntactic description) |
| Write) | And with reference to) | |||
| Emergency?Call | BOOLEAN (Boolean) | True means the emergency call is included. (value is for representing that very promptly this business is urgent call) |
Table 1
As can be seen, when Emergency Call was True, expression contained emergence call service from the definition of last table; Otherwise expression does not contain emergence call service.
The embodiment of urgent call triggering reprovision Radio Link mainly may further comprise the steps as shown in Figure 3:
Step 301, UE inserts SRNC, successfully initiates interaction service (Interactive Service); UE moves in the service range of DRNC, sets up the RL of Iur mouth by the measurement triggering SRNC that eats dishes without rice or wine.
Step 302, UE initiates urgent call.
Step 303, SRNC receives RAB foundation request (RAB ASSIGNMENT REQUEST) message that core net (CN, Core Network) issues.
Step 304, SRNC sends wireless link reallocation message by the RL of Iur mouth and foundation to DRNC, and indication contains emergence call service in this message.
Step 305, DRNC receives the wireless link reallocation message from SRNC, knows to contain emergence call service, and is emergence call service priority allocation resource.
Step 306, DRNC returns wireless link reconfigured preparation (RADIO LINKRECONFIGURATION READY) message to SRNC.
Step 307, SRNC sends radio bearer and sets up (RADIO BEARER SETUP) message to UE.
Step 308, UE responds radio bearer foundation and finishes (RADIO BEARER SETUPCOMPLETE) message to SRNC.
Step 309, SRNC sends wireless link reconfigured submission (RADIO LINKRECONFIGURATION COMMIT) message and gives DRNC.
Accordingly, the modification of existing RNSAP agreement referring to aforementioned table 1, is not repeated them here.
The embodiment of urgent call trigger re-positioning mainly may further comprise the steps as shown in Figure 4:
Step 401, UE inserts SRNC, successfully initiates urgent call.
Step 402, UE moves in the service range of DRNC, sets up the RL of Iur mouth by the measurement triggering SRNC that eats dishes without rice or wine, and is initiated to the reorientation of DRNC.
Step 403, SRNC sends re-positioning request (RELOCATION REQUIRED) message to CN, and indication contains emergence call service in message.Wherein, RELOCATION REQUEST message can be Incoming RELOCATION REQUEST message or out RELOCATION REQUEST message.
Step 404, CN transmits RELOCATION REQUEST message to DRNC.
Step 405, DRNC receives the RELOCATION REQUEST message from CN, knows to contain emergence call service, and is emergence call service priority allocation resource.
Step 406, DRNC returns re-positioning request notice (RELOCATION REQUESTACKNOWLEDGE) and gives CN.
Step 407, CN sends reorientation order (RELOCATION COMMAND) message to SRNC.
Step 408, SRNC sends land radio access web mobility information (UTRANMOBILITY INFORMATION) to UE.
Step 409, UE sends the land radio access web mobility information to DRNC and confirms (UTRANMOBILITY INFORMATION CONFIRM) message.
Step 410, DRNC sends reorientation to CN and finishes (RELOCATION COMPLETE) message.
Accordingly, modification to existing RNSAP agreement, need in transparent vessel (the Source RNC to Target RNC Transparent Container) cell of target radio network controller, increase new cell Emergency Call at source radio network controller, to stating as defined above shown in the table 1 of Emergency Call, repeat no more herein.
The embodiment of urgent call triggering increase Radio Link mainly may further comprise the steps as shown in Figure 5:
Step 501, UE inserts SRNC, successfully initiates urgent call.
Step 502, UE moves in the service range of DRNC, sets up the RL of Iur mouth by the measurement triggering SRNC that eats dishes without rice or wine.
Step 503, SRNC sends Radio Link increase request (RADIO LINK ADDITION REQUEST) message by the RL of Iur mouth and foundation to DRNC, and indication contains emergence call service in this message.
Step 504, DRNC receives the wireless link increasing request message from SRNC, knows to contain emergence call service, and is emergence call service priority allocation resource.
Step 505, DRNC returns the Radio Link increase and replys (RADIO LINK ADDITIONRESPONSE) message to SRNC.
Accordingly, the modification of existing RNSAP agreement referring to shown in the aforementioned table 1, is repeated no more herein.。
Another embodiment of the present invention also can be by increasing the existence that a piece of news is used for notifying emergence call service in the RNSAP agreement, as shown in Figure 6, the specific implementation step is as follows:
Step 601, UE inserts SRNC, successfully initiates urgent call.
Step 602, UE moves in the service range of DRNC, sets up the RL of Iur mouth by the measurement triggering SRNC that eats dishes without rice or wine.
Step 603, SRNC sends a urgent call (EMERGENCY CALL) message by the RL of Iur mouth and foundation to DRNC, contains emergence call service with indication.
Step 604, SRNC sends Radio Link to DRNC and sets up request message.
Step 605 after DRNC receives EMERGENCY CALL message from SRNC, is known in the business of SRNC side to have emergence call service, then follow-up receive that Radio Link is set up request after, be preferably its Resources allocation.
Step 606, DRNC returns Radio Link and sets up response message to SRNC.
It is pointed out that EMERGENCY CALL message only is used for showing contains emergence call service, can be a null message in the practical application.In addition, embodiment shown in Figure 6 describes with the example that is operating as that Radio Link is set up, and adopts the mode of EMERGENCY CALL message also to be applicable to wireless link reconfigured among the present invention and the Radio Link increase waits other operations.
As a kind of preferred embodiment of the present invention, the present invention can be the priority of urgent call with certain level definition in the service priority (Priority Level) of RNSAP agreement also, and in SRNC sends to the message of DRNC, this priority is set, make DRNC can identify emergence call service.Concrete realization flow mainly may further comprise the steps as shown in Figure 7:
Step 701, UE inserts SRNC, successfully initiates urgent call.
Step 702, UE moves in the service range of DRNC, sets up the RL of Iur mouth by the measurement triggering SRNC that eats dishes without rice or wine.
Step 703, the RL that SRNC sends by Iur mouth and foundation sets up request message to DRNC transmission Radio Link, and wherein the priority of emergence call service is set to 0.
Step 704 after DRNC receives that Radio Link is set up request message, knows that the priority that wherein has a business is 0, thereby learns in the SRNC side business and have emergence call service, and is preferably its Resources allocation.
Step 705, DRNC returns Radio Link and sets up response message to SRNC.
It is pointed out that embodiment shown in Figure 7 describes with the example that is operating as that Radio Link is set up, adopt the mode that priority is set also to be applicable to wireless link reconfigured among the present invention and the Radio Link increase waits other operations.
Be the method that the urgent call that realizes the invention described above inserts, the system that the present invention also provides a kind of urgent call to insert, as shown in Figure 8, this system comprises: user terminal 10, service wireless network controller 20 and floating radio network controller 30.User terminal 10 is used to initiate urgent call.Service wireless network controller 20, connect user terminal 10, be used for urgent call according to user terminal 10 initiations, when portable terminal 10 moves in the service range of floating radio network controller 30, the message that indication contains emergence call service is set sends to floating radio network controller 30.Floating radio network controller 30, Connection Service radio network controller 20, be used for basis and indicate, when determining to comprise emergence call service, be preferably the emergence call service Resources allocation from the emergence call service that contains of the message of service wireless network controller 20.
Wherein, service wireless network controller 20 further comprises: urgent call receiving element 21 and message sending unit 22.Urgent call receiving element 21 is used to receive the urgent call that user terminal 10 is initiated.Message sending unit 22, connect urgent call receiving element 21, be used for the urgent call initiated according to user terminal 10, when user terminal 10 moves in the service range of floating radio network controller 30, send the message that indication contains emergence call service to floating radio network controller 30.
Floating radio network controller 30 further comprises: identification information obtaining unit 31 and resource allocation unit 32.Identification information obtaining unit 31 is used to receive the message from service wireless network controller 20, and obtains the identification information that whether comprises emergence call service from message.Resource allocation unit 32, connection identifier information acquisition unit 31 is used for the identification information whether basis comprises emergence call service, when determining to comprise emergence call service, is preferably the emergence call service Resources allocation.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (10)
1. the method for a switching in urgent call is characterized in that, comprising:
Reception is from the message of service wireless network controller SRNC, and obtains the identification information that whether comprises emergence call service from described message;
According to the described identification information that whether comprises emergence call service, when determining to comprise emergence call service, be preferably described emergence call service Resources allocation.
2. according to the method for the described switching in urgent call of claim 1, it is characterized in that described message is that Radio Link is set up at least a in request message, wireless link reallocation message, RELOCATION REQUEST message and the wireless link increasing request message.
3. according to the method for the described switching in urgent call of claim 2, it is characterized in that described relocation request message is drawn together out RELOCATION REQUEST message and Incoming RELOCATION REQUEST message.
4. according to the method for claim 1 or 2 described switching in urgent call, it is characterized in that described identification information is a service priority.
5. according to the method for claim 1 or 2 described switching in urgent call, it is characterized in that after described Resources allocation, this method also comprises: to described SRNC echo reply message.
6. the method for a switching in urgent call is characterized in that, comprising:
Receive the urgent call that user terminal UE initiates;
The urgent call of initiating according to described UE when described UE moves in the service range of floating radio network controller DRNC, sends the message that indication contains emergence call service to described DRNC.
7. according to the method for the described switching in urgent call of claim 6, it is characterized in that described message is that Radio Link is set up at least a in request message, wireless link reallocation message, RELOCATION REQUEST message and the wireless link increasing request message.
8. the system of a switching in urgent call is characterized in that, comprising:
User terminal is used to initiate urgent call;
Service wireless network controller, connect described user terminal, be used for urgent call according to described user terminal initiation, when described portable terminal moves in the service range of floating radio network controller, the message that indication contains emergence call service is set sends to floating radio network controller;
Floating radio network controller, connect described service wireless network controller, be used for basis and indicate, when determining to comprise emergence call service, be preferably described emergence call service Resources allocation from the emergence call service that contains of the message of described service wireless network controller.
9. a service wireless network controller is characterized in that, comprising:
The urgent call receiving element is used to receive the urgent call that user terminal is initiated;
Message sending unit, connect described urgent call receiving element, be used for urgent call according to described user terminal initiation, when described user terminal moves in the service range of floating radio network controller, send the message that indication contains emergence call service to described floating radio network controller.
10. a floating radio network controller is characterized in that, comprising:
Identification information obtaining unit is used to receive the message from service wireless network controller, and obtains the identification information that whether comprises emergence call service from described message;
Resource allocation unit connects described identification information obtaining unit, is used for the identification information that whether comprises emergence call service according to described, when determining to comprise emergence call service, is preferably described emergence call service Resources allocation.
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| CN200810179255A CN101754408A (en) | 2008-12-04 | 2008-12-04 | Method, system and equipment for switching in urgent call |
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| CN200810179255A CN101754408A (en) | 2008-12-04 | 2008-12-04 | Method, system and equipment for switching in urgent call |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9635533B2 (en) | 2012-06-27 | 2017-04-25 | Huawei Technologies Co., Ltd. | Method for transmitting message, UE and network device |
| US10142971B2 (en) | 2012-05-29 | 2018-11-27 | Huawei Technologies Co., Ltd. | Method and device for transmitting data |
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2008
- 2008-12-04 CN CN200810179255A patent/CN101754408A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10142971B2 (en) | 2012-05-29 | 2018-11-27 | Huawei Technologies Co., Ltd. | Method and device for transmitting data |
| US9635533B2 (en) | 2012-06-27 | 2017-04-25 | Huawei Technologies Co., Ltd. | Method for transmitting message, UE and network device |
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Application publication date: 20100623 |