CN101552972A - Method and system for supporting urgent service - Google Patents
Method and system for supporting urgent service Download PDFInfo
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- CN101552972A CN101552972A CNA2008100897346A CN200810089734A CN101552972A CN 101552972 A CN101552972 A CN 101552972A CN A2008100897346 A CNA2008100897346 A CN A2008100897346A CN 200810089734 A CN200810089734 A CN 200810089734A CN 101552972 A CN101552972 A CN 101552972A
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Abstract
The invention discloses a method and a system for supporting urgent service in a communication system comprising an access terminal and an access network. Firstly, the access terminal and the access network respectively stores predetermined conversations for supporting the urgent service; then, the access terminal sends a request to the access network when needing to start the urgent service, and the access network and the access terminal activate the predetermined conversations and utilize the predetermined conversations to execute the urgent service. No conversation negotiation is needed between the access terminal and the access network during the urgent service, and the predetermined and stored conversations can be directly used so as to accelerate the establishing process of the urgent service, thus the invention more effectively ensures the fast response of the urgent service.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to a kind of method and system of supporting urgency traffic in the wireless communication field.
Background technology
Urgency traffic is a kind of service that government forces operator to provide, and can meet with under the dangerous emergency situation at individual/public health and safety, lives and properties, and the business of urgent help is provided.Urgency traffic generally includes robber and police, fire alarm and medical first aid etc., can provide in addition such as business such as seashore rescue, bad weather early warning, mine rescues.When running into emergency and need enable urgency traffic, the user can be linked into network by dialing emergency numbers, and the emergency that report or feedback are taken place is to guarantee that individual or public safety are ensured effectively and timely.Therefore, to support to provide communication service at communication network for urgency traffic.
HRPD (High Rate Packed Data based on CDMA technology, HRPD (high rate packet data)) in the network, the user will carry out VOIP (Voice Over Internet Protocol, transmit speech business by the internet), must be through session negotiation, the property parameters that negotiates each agreement that terminal and Access Network use and these agreements thereof is so that guarantee the mutual of air interface business datum, wherein said session is the shared state between access terminal AT and Access Network AN, is used for agreement mutual between AT and AN and protocol configuration after the storage of this shared state is consulted.But since session negotiation to relate to parameter numerous, negotiations process must need the long time, and for urgency traffic, for satisfying the processing requirements of emergency, it usually requires extremely short call set-up time, and existing VOIP business is set up process because the existence of session negotiation mechanism causes the urgent call connecting time long and can not effectively satisfy the demand of urgency traffic.
Summary of the invention
Technical problem to be solved by this invention is, a kind of method and system of supporting urgency traffic in the wireless communication field are provided, cause the long problem that can not effectively satisfy the urgency traffic demand of connecting time because of session negotiation etc. when being used to solve emergent service call.
The invention provides a kind of method of supporting urgency traffic, be used for comprising that the communication system that accesses terminal with Access Network realizes supporting urgency traffic, comprises the steps:
Access terminal and Access Network store the session that urgency traffic is supported in pre-configured being used to respectively;
Access terminal when needs are initiated urgency traffic, send request to Access Network, Access Network activates described session and utilizes described session to carry out urgency traffic with accessing terminal.
Further, described urgency traffic is based on the urgency traffic of VOIP.Described communication system is the CDMA2000 system.The session of urgency traffic is supported in described pre-configured being used to, and comprises one of the following or their combination: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration recognition property in advance.
Further, described accessing terminal sends in the step of request to Access Network when needs are initiated urgency traffic:
Access terminal and notify the urgency traffic that is of described its initiation of Access Network by access terminal identification request message and attribute update inquiry information of clean culture, comprise session attribute in advance in the wherein said attribute update inquiry information, this clean culture in session attribute in advance identification that accesses terminal is set to show that this terminal is for initiating the particular value of urgency traffic.
Further, described Access Network activates described session and utilizes described session to carry out in the step of urgency traffic with accessing terminal:
Described Access Network activates the emergent session of storage in advance and accepts the emergent operation request that the message informing terminal has been accepted described terminal by the attribute renewal after receiving the emergent operation request that accesses terminal; And distribute the new clean culture identification that accesses terminal for described accessing terminal, send to by single broadcast cut-in terminal identifying assignation message and to access terminal, this new clean culture identification that accesses terminal is used for that unique identification is described to access terminal, so as Access Network and access terminal between information interaction.
Further, described accessing terminal comprises illegal terminal and legal terminal.
Further, described method further comprises following steps:
Accessing terminal sends the clean culture identification that accesses terminal to Access Network and finishes message, sends connection request message and is used for request and opens connection, sends to reserve and opens the urgency traffic resource that request message is used to ask to open reservation;
Described Access Network sends traffic-channel assignment TCA message to accessing terminal, be used to the distributing radio resource that accesses terminal;
The described transmission Traffic Channel that accesses terminal is finished TCC message, is used to represent to receive the traffic-channel assignment TCA message of Access Network;
Described Access Network sends to reserve and receives message to accessing terminal, and the resource reservation that accesses terminal is opened request.
The present invention also provides a kind of system that supports urgency traffic, comprises accessing terminal and Access Network, wherein:
Described accessing terminal is used to initiate the urgency traffic based on VOIP, and it sends the message of emergent service call request, the pre-configured session that is useful on urgency traffic on this accesses terminal to Access Network when needs are initiated urgency traffic;
Described Access Network, pre-configured and the storage and the middle consistent session that is used for urgency traffic that accesses terminal, after the message of the emergent service call request of receiving the initiation that accesses terminal, activation is used for the session of urgency traffic, utilizes this session to set up urgent call and carry out described urgency traffic with accessing terminal.
Further, the described session that is used for urgency traffic comprises a kind of in the following or their combination: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration recognition property in advance.
Described accessing terminal is illegal terminal, or legal terminal.
Described accessing terminal is that what to be accessed terminal that identification request message and attribute update inquiry information notify that described Access Network initiates by clean culture is urgency traffic, comprise session attribute in advance in the wherein said attribute update inquiry information, this clean culture in session attribute in advance identification that accesses terminal is set to show that this terminal is for initiating the particular value of urgency traffic.
Described Access Network is after receiving the emergent operation request that accesses terminal, and activates the emergent session of storage in advance and accepts the emergent operation request that the message informing terminal has been accepted described terminal by the attribute renewal; And distribute the new clean culture identification that accesses terminal for described accessing terminal, send to by single broadcast cut-in terminal identifying assignation message and to access terminal, this new clean culture identification that accesses terminal is used for that unique identification is described to access terminal, so as Access Network and access terminal between information interaction.
By technical scheme of the present invention, make when urgency traffic, access terminal and Access Network between need not session negotiation, directly use session pre-configured and storage, thus accelerate urgency traffic set up flow process, the quick response of more effective assurance urgency traffic.
Description of drawings
Fig. 1 is a kind of flow chart of supporting the method for urgency traffic in the embodiment of the invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
The invention provides a kind of method and system of supporting urgency traffic, in order to solve in the prior art because the long technical problem of urgent call connecting time that exists session negotiation mechanism to cause.
In a kind of system that supports urgency traffic provided by the invention, as shown in Figure 1, comprise accessing terminal and Access Network, wherein,
Described accessing terminal, be used to initiate urgency traffic based on VOIP, it sends the message of emergent service call request to Access Network when needs are initiated urgency traffic, pre-configured and store the session that is used for urgency traffic on this accesses terminal, comprise in this session: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration identification (ProfileID) attribute etc. in advance; Described accessing terminal can be illegal terminal, also can be legal terminal.
Described Access Network, pre-configured and storage with access terminal in the consistent session that is used for urgency traffic, comprise in this session: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, in advance session information attribute, stream bind properties, dispose and discern (ProfileID) attribute etc.;
Described Access Network activates the session that is used for urgency traffic after the message of receiving the emergent service call request initiated of accessing terminal, utilize this session to set up urgent call and carry out described urgency traffic with accessing terminal.
In said system, access terminal and Access Network between the signaling of carrying out when concrete mutual can be referring to following method embodiment.
The present invention is based on a kind of method of supporting urgency traffic that said system further also provides, comprising:
Access terminal and Access Network is stored the pre-configured session of a cover respectively, this session is used to support the urgency traffic based on VOIP;
When initiating the urgency traffic based on VOIP when accessing terminal, access terminal and Access Network activates and use this session to carry out described urgency traffic.
Wherein, access terminal and the pre-configured session of Access Network in, can comprise: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration identification (ProfileID) attribute etc. in advance.
Wherein, access terminal when needs are initiated urgency traffic, to this urgency traffic of the Access Network request of sending a request message carrying out.During specific implementation, access terminal by the clean culture urgency traffic that is that identification request (UATIRequest) message and attribute update request (AttributeUpdateRequest) message tells that described Access Network initiates that accesses terminal; Comprise preferential session attribute in the described attribute update inquiry information, the clean culture in this attribute accesses terminal to discern and is set to particular value, is to carry out accessing terminal of urgency traffic to show this terminal.
Wherein, described Access Network is after receiving the emergent operation request that accesses terminal, and the emergent session of activation storage is in advance also accepted message by the attribute renewal and told terminal to accept the emergent operation request of described terminal; After described Access Network is received the emergent operation request that accesses terminal, for described accessing terminal distributes access terminal identification and send to by single broadcast cut-in terminal identifying assignation message of new clean culture to access terminal, this new clean culture identification that accesses terminal is used for that unique identification is described to access terminal, so as Access Network and access terminal between information interaction.
Wherein, described accessing terminal can be illegal terminal, also can be legal terminal.
As shown in Figure 1, shown a kind of flow chart of supporting the urgency traffic method in the embodiment of the invention, having comprised:
Step a: access terminal AT and Access Network AN store pre-configured emergent session respectively;
Described pre-configured session comprises: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration identification (ProfileID) attribute etc. in advance.
Step b: when the user need carry out urgency traffic, indicate the urgency traffic that is of current initiation by access terminal identification request (UATIRequest) message and attribute update request (AttributeUpdateRequest) message of clean culture by access terminal AT;
Carry RATI (identification at random accesses terminal) in the described UATIRequest message, described RATI is used for that unique identification is described before UATI distributes accesses terminal, and after the UATI distribution, only uses UATI, does not use RATI.
Carry the PriorSession attribute in the described AttributeUpdateRequest message, and the UATI in this attribute (clean culture access terminal identification) is set to pre-configured special UATI, the described existing session (Session) that is used for urgency traffic of PriorSession attribute representation that has special UATI, when terminal sent the attribute update inquiry information of the PriorSession attribute that has special UATI, expression needed to activate this session of storing in advance.
When sending described UATIRequest message and AttributeUpdateRequest message, can adopt first UATIRequest message, the mode of AttributeUpdateRequest message then, because for whole flow process, after AT sends UATIRequest message (RATI), AN could discern AT, could discern AttributeUpdateRequest message and be sent out by this AT.AN just thinks urgency traffic after receiving that the attribute that these two message and AttributeUpdateRequest message are carried (above-mentioned PriorSession attribute) satisfies condition.But owing to, only provide a kind of determination methods herein, as for judging earlier which then can be set up on their own by producer, judge but must be based on the information that described these two message give based on the realization difference of each producer.
Step c: Access Network AN is after described UATIRequest message that receives access terminal AT and AttributeUpdateRequest message, what the access terminal AT initiation was found in judgement according to the information in the described message is urgency traffic, then activates the emergent session of storage;
Distinguishingly, when a plurality of terminals were initiated urgency traffic simultaneously, their entrained RATI were different (terminal have certain random algorithm and solves this collision problem), and AN can identify AT; The session of storage in advance that AN provided is some information, all can activate a described session at each terminal of initiating urgency traffic, and the session of this activation has that call number identifies, and prior art can address this problem, herein detailed description no longer.
Steps d: Access Network AN accesses terminal to the new clean culture of access terminal AT distribution and discerns UATI, and sends attribute renewal reception (AttributeUpdateAccept) message and single broadcast cut-in terminal identifying assignation (UATIAssignment) message to AT;
Wherein, described AttributeUpdateAccept message is used to inform that Access Network AN that AT inserts has accepted the emergent operation request of AT; Described AN be the newly assigned clean culture of AT access terminal identification UATI be used for this terminal of unique identification; Described UATIAssignment message is used to carry newly assigned UATI to inform receiving terminal AT.
Step e:AT sends UATIComplete message to AN, and expression UATI assignment is finished; AT sends the ConnectionRequest message request to AN and opens connection; AT sends the ReservationOnRequest message request to AN and opens the urgency traffic resource of reservation;
Step f:AN sends TCA (TrafficChannelAssignment, traffic-channel assignment) message to AT, gives the AT distributing radio resource;
Step g: AT sends the TCA message that TCC (TrafficChannelComplete, Traffic Channel is finished) message represents to receive AN;
Step h:AN sends ReservationAccept message to AT, accepts the resource reservation of AT and opens request.
Described herein is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Therefore, all any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improve and upgrade or the like, all should be included within protection scope of the present invention.
Claims (13)
1, a kind of method of supporting urgency traffic is used for it is characterized in that comprising that the communication system that accesses terminal with Access Network realizes supporting urgency traffic, comprising:
Access terminal and Access Network store the session that urgency traffic is supported in pre-configured being used to respectively;
Access terminal when needs are initiated urgency traffic, send request to Access Network, Access Network activates described session and utilizes described session to carry out urgency traffic with accessing terminal.
2, the method for claim 1 is characterized in that,
Described urgency traffic is based on the urgency traffic of VOIP.
3, the method for claim 1 is characterized in that,
The session of urgency traffic is supported in described pre-configured being used to, and comprises one of the following or their combination: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration recognition property in advance.
4, method as claimed in claim 1 or 2 is characterized in that,
Described communication system is the CDMA2000 system.
5, method as claimed in claim 4 is characterized in that, described accessing terminal sends in the step of request to Access Network when needs are initiated urgency traffic:
Access terminal and notify the urgency traffic that is of described its initiation of Access Network by access terminal identification request message and attribute update inquiry information of clean culture, comprise session attribute in advance in the wherein said attribute update inquiry information, this clean culture in session attribute in advance identification that accesses terminal is set to show that this terminal is for initiating the particular value of urgency traffic.
6, method as claimed in claim 4 is characterized in that, described Access Network activates described session and utilizes described session to carry out in the step of urgency traffic with accessing terminal:
Described Access Network activates the emergent session of storage in advance and accepts the emergent operation request that the message informing terminal has been accepted described terminal by the attribute renewal after receiving the emergent operation request that accesses terminal; And distribute the new clean culture identification that accesses terminal for described accessing terminal, send to by single broadcast cut-in terminal identifying assignation message and to access terminal, this new clean culture identification that accesses terminal is used for that unique identification is described to access terminal, so as Access Network and access terminal between information interaction.
7, the method for claim 1 is characterized in that,
Described accessing terminal comprises illegal terminal and legal terminal.
8, method as claimed in claim 6 is characterized in that, described method further comprises:
Accessing terminal sends the clean culture identification that accesses terminal to Access Network and finishes message, sends connection request message and is used for request and opens connection, sends to reserve and opens the urgency traffic resource that request message is used to ask to open reservation;
Described Access Network sends traffic-channel assignment TCA message to accessing terminal, be used to the distributing radio resource that accesses terminal;
The described transmission Traffic Channel that accesses terminal is finished TCC message, is used to represent to receive the traffic-channel assignment TCA message of Access Network;
Described Access Network sends to reserve and receives message to accessing terminal, and the resource reservation that accesses terminal is opened request.
9, a kind of system that supports urgency traffic comprises accessing terminal and Access Network, it is characterized in that:
Described accessing terminal is used to initiate the urgency traffic based on VOIP, and it sends the message of emergent service call request, the pre-configured session that is used for urgency traffic on this accesses terminal to Access Network when needs are initiated urgency traffic;
Described Access Network, pre-configured and the storage and the middle consistent session that is used for urgency traffic that accesses terminal, after the message of the emergent service call request of receiving the initiation that accesses terminal, activation is used for the session of urgency traffic, utilizes this session to set up urgent call and carry out described urgency traffic with accessing terminal.
10, system as claimed in claim 9 is characterized in that:
The described session that is used for urgency traffic comprises a kind of in the following or their combination: the protocol subtypes that emergent session uses, be used for the session configuration flag attribute of urgency traffic, session information attribute, stream bind properties, configuration recognition property in advance.
11, system as claimed in claim 9 is characterized in that:
Described accessing terminal is illegal terminal, legal terminal.
12, system as claimed in claim 9 is characterized in that:
Described accessing terminal is that what to be accessed terminal that identification request message and attribute update inquiry information notify that described Access Network initiates by clean culture is urgency traffic, comprise session attribute in advance in the wherein said attribute update inquiry information, this clean culture in session attribute in advance identification that accesses terminal is set to show that this terminal is for initiating the particular value of urgency traffic.
13, system as claimed in claim 9 is characterized in that:
Described Access Network activates the emergent session of storage in advance and accepts the emergent operation request that the message informing terminal has been accepted described terminal by the attribute renewal after receiving the emergent operation request that accesses terminal; And distribute the new clean culture identification that accesses terminal for described accessing terminal, send to by single broadcast cut-in terminal identifying assignation message and to access terminal, this new clean culture identification that accesses terminal is used for that unique identification is described to access terminal, so as Access Network and access terminal between information interaction.
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| CNA2008100897346A CN101552972A (en) | 2008-04-03 | 2008-04-03 | Method and system for supporting urgent service |
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| WO2024017128A1 (en) * | 2022-07-18 | 2024-01-25 | 维沃移动通信有限公司 | Service processing method and apparatus |
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| WO2024017128A1 (en) * | 2022-07-18 | 2024-01-25 | 维沃移动通信有限公司 | Service processing method and apparatus |
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Application publication date: 20091007 |