CN101087297A - Method and device for transmitting billing information - Google Patents

Method and device for transmitting billing information Download PDF

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Publication number
CN101087297A
CN101087297A CNA2006100833839A CN200610083383A CN101087297A CN 101087297 A CN101087297 A CN 101087297A CN A2006100833839 A CNA2006100833839 A CN A2006100833839A CN 200610083383 A CN200610083383 A CN 200610083383A CN 101087297 A CN101087297 A CN 101087297A
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information
charging
charge information
charge
message
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施有铸
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CNA2006100833839A priority Critical patent/CN101087297A/en
Priority to PCT/CN2007/001629 priority patent/WO2007140700A1/en
Publication of CN101087297A publication Critical patent/CN101087297A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications

Abstract

The invention provides charging information transmission method which includes following steps: step a, setting charging information section which is relative with charging information in communication protocol message, thereinto, the charging information at least includes one of following: charger information, charging calculation information, expense information; and step b, adopting communication protocol to transmit charging information between charging service terminal and charging client to realize charging or informing function. The invention also provides a charging information transmission device.

Description

Be used to transmit the method and apparatus of charge information
Technical field
The present invention relates to the communications field, more specifically, relate to the method and apparatus that is used to transmit charge information.
Background technology
In communication network, in order to realize flexible charging to the user, communication network need be realized the various business relevant with charging, as caller/freephone, third-party charging business, prepayment service, the immediate charging business, the counter-rotating call charge service, AoC service etc., these business all need be transmitted charge information in communication network.
It is that whole session is paid that caller/freephone refers to by the side in the conversation procedure, the opposing party is free, as 800 business, it is exactly typical freephone, in order to realize caller/freephone, need in communication network, transmit paying customer sign, caller/freephone sign, all or part of in the free charge information such as sign grade.
The third-party charging business refers to be that by the user who does not participate in this session this session pays, and this session can be billed on the third party user, also can be billed on other the payment account, as be billed on the credit card.In order to realize the third-party charging business, the third-party charging user ID need be transmitted, third-party charging account, all or part of in the credit card information charge informations such as (user name, card number, password, information such as the term of validity) in communication network.
Prepayment service refers to the business of being paid by the pre-payment account number of appointment, as 200 business,, need in communication network, transmit the pre-payment card number in order to realize prepayment service, the password of pre-payment card number correspondence, all or part of in the charge informations such as pre-payment account number remaining sum.
The immediate charging business refers to the instant charge information that obtains this session in conversation procedure, as general phone service, requires to provide the meter of public telephone can obtain the originally cost information of this session immediately; In order to realize the immediate charging business, need in communication network, transmit charging regulation (as the beginning/end mark of chargeing, initial billing interval time, initial metering pulse, subsequent charging blanking time, subsequent charging pulse), all or part of in the charge informations such as metering pulse.
The counter-rotating call charge service refers in the conversation procedure, is collect call by a certain side who calls out, and in order to realize the call charge service that reverses, need transmit the counter-rotating sign that charges in communication network, paying customer's sign, all or part of in the charge informations such as counter-rotating charging time started.
Advice of charge refers to the beginning in session, in the communication process and the charge information of this session of ending phase informing user terminal.
The AoC service of session incipient stage refers to when session begins how this session of communication network informing user terminal charges; In order to realize the AoC service of session incipient stage, need in communication network, transmit the user's fee sign, the charging starting point, the initial billing interval time, initial charging rate, subsequent charging at interval, all or part of in the charge informations such as subsequent charging rate.
AoC service in the communication process refers in communication process, when the session expense changes, and the cost information after this session updates of communication network informing user terminal; In order to realize the AoC service in the communication process, need in communication network, transmit user's fee sign, charge the time started, charge the concluding time all or part of in the charge informations such as metering pulse number.
The AoC service in conversation end stage refers to when conversation end, the cost information that this session of communication network informing user terminal is whole; In order to realize the AoC service in conversation end stage, need in communication network, transmit user's fee sign, charge the time started, charge the concluding time metering pulse number, discount, all or part of in the charge informations such as ultimate cost.
Above-mentioned charge information needs to comprise in the communication network between each network node of user terminal and transmits.
Along with the expansion of development of Communication Technique and customer service demand, communication network need be realized more business relevant with charging, therefore, need transmit more charge information in communication network.
At first the logical construction with the communication network that transmits charge information is described below with reference to Fig. 1.
Fig. 1 shows the building-block of logic of the communication network 100 that transmits charge information.
As shown in Figure 1, communication network 100 comprises:
Session processing module 102, handle the user's of access communication network associated session, finish the foundation of user conversation, remove, functions such as management, provide and call out control, medium control, resource management, route continues, professional control, functions such as session desired data management, it can route the call to called user terminal, also can route the call to other session processing module, it can be any network element that the participating user session is handled in the communication network, as inserting and transmit (access and transfer) network element, resource access control (resource admissioncontrol) network element, core (core) network element, operation layer (service layer) network element etc.E3 interface between two session processing modules is SIP (Session Initiation Protocol, Session initiation Protocol), AAA (Authentication, Authorization and Accounting, authentication, authentication and charging) agreement, HTTP (Hyper Text Transport Protocol, Hypertext Transfer Protocol) grouping agreement such as, what aaa protocol was concrete can be RADIUS (Remote Authentication Dial-In User Service, remote authentication dialing user service) agreement or Diameter.The session processing module sends the charging event that comprises charge information to the charging processing module, E2 interface between session processing module and the charging processing module, its agreement can be grouping agreements such as SIP or AAA or HTTP, wherein, above-mentioned " session " is meant that Client-initiated or communication network are to any one communication request of Client-initiated, as register requirement, call request, message request etc.
Charging processing module 104 is used to finish off-line and/or online charging function, and it handles the charging event from the session processing module, calculates the expense that active user's session takes place, and produces the charging detail record; And
Support the user terminal 106 of Session Initiation Protocol, insert the session processing module by the E1 interface, its interface protocol is SIP, and other acting server can be passed through in the centre; If user terminal is not supported Session Initiation Protocol, as the traditional circuit terminal, user terminal need insert the session processing module by a sip user agent module so, E4 interface between user terminal and the sip user agent module is a User Network Interface, as H248 agreement etc., E1 interface between sip user agent module and the session processing module is a Session Initiation Protocol, and this situation is not shown among Fig. 1.In addition, the E1 interface can also be a http protocol.
Analyze below in the communication network of Fig. 2, transmit the message flow of charge information.
Fig. 2 shows in communication network shown in Figure 1 100, transmits the message flow of charge information.
As shown in Figure 2, in communication network shown in Figure 1 100, the message flow that transmits charge information may further comprise the steps:
Step S202, the charging service end is determined paying side according to paying side's information, determine the cost information of session according to the charging computing information, in general, the charging service end is the unit of the close charging processing module among above-mentioned Fig. 1, promptly at the interface of charging processing module and session processing module, the charging service end is the charging processing module, interface at session processing module and user terminal, the charging service end is the session processing module, at the interface of session processing module and session processing module, the charging service end is the session processing module near the charging processing module; Step S204, Accounting Client report paying side's information and charging computing information to give the charging service end; And
Step S206 can also be from the cost information of charging service end acquisition session.
In general, Accounting Client is the unit of the close user terminal among above-mentioned Fig. 1, promptly at the interface of charging processing module and session processing module, Accounting Client is the session processing module, interface at session processing module and user terminal, Accounting Client is a user terminal, and at the interface of session processing module and session processing module, Accounting Client is the session processing module near user terminal;
In some cases, accounting server is the unit of the close user terminal among Fig. 1, is public phone as user terminal, and the charging computing information that need send according to network calculates communication cost.
Whom the information representation of the side of paying paid by, and it can be explicit paying side's information, indicates by whom by the paying square mark and pay, and can be the caller or the CSI called subscriber identification of current sessions, third party's sign, credit card information, pre-payment account etc.; Also can be paying side's information of implicit expression, indicate by whom by the side of paying sign and to pay, indicate as the sign that charges by free sign (not paying side), counter-rotating (paying in the opposite end by current sessions acquiescence paying side), freephone sign signs such as (freephones), network node need be determined paying side by above-mentioned sign;
The side's of paying information can be between Accounting Client and charging service end bi-directional, at this moment, further, paying side's information can be divided into paying side's solicited message again and the paying square tube is known information; Accounting Client sends paying side's solicited message to the charging service end, and the charging service end sends the paying square tube to Accounting Client and knows information; The charging computing information refers to be used for calculating the relevant information of session expense, and the charging service end can be determined the expense of session according to the charging computing information.It comprises temporal information, rate information, discount information, metering pulse information, position (location) information, communication flows information etc.Wherein, metering pulse information is divided into metering pulse and two kinds of information of soft jumping table metering pulse of physics again, and temporal information comprises one or more information in charge beginning/ending message, charging duration information, billing interval information, the time-zone information etc. again; Positional information can be one or more information in concrete latitude and longitude information, network element number information, country/province/city/street information etc.
The charging computing information can be between Accounting Client and charging service end bi-directional, at this moment, further, the charging computing information can be divided into charging computation requests information again and charge and calculate announcement information; Accounting Client sends charging computation requests information to the charging service end, and the charging service end sends to charge to Accounting Client calculates announcement information;
Cost information refers to the expense that session produces, and it can be an amount of currency, perhaps the metering pulse number.
In order to realize the transmission of above-mentioned charge information in communication network shown in Figure 1 100, correlation technique provides solution, with reference to Fig. 3 and Fig. 4 this solution is described below.
Fig. 3 shows the offline charging framework in the correlation technique; Fig. 4 shows the online charging framework in the correlation technique.
As shown in Figure 3, in order in communication network, to transmit charge information, in standard 3GPPTS32.299, defined following offline charging framework and online charging framework:
Wherein, CTF (Charging Trigger Function) is a charging triggering function entity, and it produces the charging triggering incident, and sends to CDF or OCF; CDF (Charging DateFunction) is the charging data function entity, and it finishes the offline charging function, handles the charging triggering incident, and off-line produces the charging detail record; OCF (Online ChargingFunction) is the online charging functional entity, and it finishes the online charging function, handles the charging triggering incident, and online generation charging detail record; CGF (Charging GatewayFunction) is a charging gateway function body, and it accepts the charging detail record from CDF and OCF, is forwarded to billing domain (Billing Domain), finishes billing function at billing domain;
Communication network 100 corresponding shown in Figure 1, the session processing module is CTF, the charging processing module is CDF or OCF.
In order between CTF and CDF/OCF, to transmit charge information, defined the Rf/Ro reference point in the standard, and having defined the method for using Diameter transmission charge information, it has expanded property value to AVP (Attribute Value Pairs), has used the AVP that defines among the IETF simultaneously.
The AVP definition of the AVP of 3GPP expansion and the ietf definition of use is shown in following tabulation:
The AVP of table 1 3GPP expansion
AVP Name AVP Code Used In Value Type AVP Flag rules
ACR ACA CCR CCA Must May Should not Must not May Encr.
3GPP-Charging-Id 2 - - X - refer[207]
3GPP-PDP-Type 3 X - X - refer[207]
3GPP-GPRS-Negotiated-QoS-Profile 5 X - X - refer[207]
3GPP-IMSI-MCC-MNC 8 - - X - refer[207]
3GPP-GGSN-MCC-MNC 9 - - X - refer[207]
3GPP-NSAPI 10 - - X - refer[207]
3GPP-Session-Stop-Indicator 11 - - X - refer[207]
3GPP-Selection-Mode 12 - - X - refer[207]
3GPP-Charging-Characteristics 13 - - X - refer[207]
3GPP-SGSN-MCC-MNC 18 X - X - refer[207]
3GPP-MS-TimeZone 23 - - X - refer[207]
3GPP-CAMEL-Charging-Info 24 - - X - refer[207]
3GPP-User-Location-Info 22 X - X - refer[207]
3GPP-RAT-Type 21 - - X - refer[207]
Adaptations 1217 - - X - Enumerated V，M P N
Additional-Content-Information 1207 - - X - Grouped V，M P N
Additional-Type-Information 1205 - - X - UTF8String V，M P N
Address-Data 897 - - X - UTF8String V，M P N
Address-Domain 898 - - X - Grouped V，M P N
Address-Type 899 - - X - Enumerated V，M P N
Addressee-Type 1208 - - X - Enumerated V，M P N
Applic-ID 1218 - - X - UTF8String V，M P N
Application-provided-called-party-address 837 X - - - UTF8String V，M P N
Figure A20061008338300131
Figure A20061008338300141
Definition AVP among table 2 IETF
AVP Name AVP Code Used in Value Type AVP Flag rules
ACR ACA CCR CCA Must May Should not Must not May Encr.
Accounting-Realtime-Required 483 - - - - Enumerated - - - - -
Accounting-Record-Number 485 M M - - Unsigrned32 M P - V Y
Accounting-Record-Type 480 M M - - Enumerated M P - V Y
Accounting-Sub-Session-ld 287 - - - - Unsigned64 - - - - -
Acct-Application-ld 259 O c O c - - Unsigned32 M P - V N
Acct-Interim-Interval 85 O c O c - - Unsigned32 M P - V Y
Acct-Multi-Session-ld 50 - - - - Unsigned32 - - - - -
Acct-Session-ld 44 - - - - OctetString - - - - -
Auth-Application-ld 258 - - M M Unsigned32 M P - V N
AVP * - - - - Grouped - - - - -
CC-Correlation-ld 411 - - - - OctetString - - - - -
CC-Input-Octets 412 - - O c O c Unsigned64 - P，M - V Y
CC-Money 413 - - - - Grouped - - - - -
CC-Output-Octets 414 - - O c O c Unsigned64 M P - V Y
CC-Request-Number 415 - - M M Unsigned32 M P - V Y
CC-Request-Type 416 - - M M Enumerated M P - V Y
CC-Service-Specific-Units 417 - - O c O c Unsigned64 M P - V Y
Figure A20061008338300151
User-Equipment-Info-Value 460 - - M - OctetString - P，M - V Y
User-Name 1 O c O c O c - UTF8String M P - V Y
Value-Digits 447 - - - M Integer64 M P - V Y
Validity-Time 448 - - - O c Unsigned32 M P - V Y
Vendor-Id 266 - - - - Unsigned32 - - - - -
Vendor-Specific-Application-Id 260 - - - - Grouped - - - -
Concrete each property value is to the definition of the parameter definition in can normative reference 3GPP TS 32.299.
Yet, can find that from the above form that correlation technique provided also there is following problem in the technical scheme of correlation technique:
1. this technical scheme only is useful between CTF and the CDF/OCF and transmits charge information, if desired between CTF and CTF, perhaps transmits charge information between CTF and user terminal, and this technical scheme can't realize;
2. this technical scheme is only applicable to transmit charge information by Diameter between CTF and the CDF/OCF, adopts other interface between CTF and CDF/OCF, and during as the SIP interface, this technical scheme can't realize;
3. this technical scheme can only be transmitted basic charge information, identify as the paying customer based on the charge information under the various chargings application for above mentioned, and freephone sign etc., this technical scheme can't realize.
Because existing system can't be realized the transmission of above-mentioned charge information, therefore, it can't realize the business that above-mentioned charging is relevant.Therefore, can not be implemented in above-mentioned Accounting Client and the charging service end is directly transmitted charge information.
Therefore, people need a kind of solution of new transmission charge information, can solve the problem in the above-mentioned correlation technique.
Summary of the invention
The present invention aims to provide a kind of charge information transmission method and device, solve in the correlation technique between CTF and CTF, perhaps transmit charge information and can't transmit charge information between CTF and user terminal, the SIP interface can't transmit charge information and can only transmit basic problems such as charge information.
According to an aspect of the present invention, a kind of charge information transmission method is provided, may further comprise the steps: step a, the charge information section relevant with charge information is set in the message of using communication protocol, wherein, charge information comprises following at least a: the side's of paying information, charging computing information, cost information; And step b, adopt communication protocol between charging service end and Accounting Client, to transmit charge information, to realize charging or advice of charge function.
In above-mentioned charge information transmission method, communication protocol is Session initiation Protocol, and using communication protocol message is conversation launch protocol message.
In above-mentioned charge information transmission method, the charge information section is arranged in header field and/or message body.
In above-mentioned charge information transmission method, among the step a, the charge information section is carried charge information in order to following a kind of mode at least: carry charge information in different header fields; In different message bodies, carry charge information; In a header field, carry charge information; In a message body, carry charge information.
In above-mentioned charge information transmission method, described header field is charge information header field that increases newly or the header field that has increased the charge information parameter newly.
In above-mentioned charge information transmission method, message body is the MIME body, and MIME physique formula is the charge information medium type of expanded definition or the MIME medium type of standard.In above-mentioned charge information transmission method, expanded definition charge information incident bag carries charge information by the parameter of charge information incident bag in Session initiation Protocol, and the parameter of charge information incident bag is arranged in header field and/or message body.
In above-mentioned charge information transmission method, communication protocol is Diameter, and using the message of Diameter is Diameter message.
In above-mentioned charge information transmission method, communication protocol is http protocol, and using the message of http protocol is HTTP message.
In above-mentioned charge information transmission method, the form of the side's of paying information comprises following at least a: explicit paying side's information, paying side's information of implicit expression.
In above-mentioned charge information transmission method, the side's of paying information comprises following at least a: the side's of paying solicited message, paying square tube are known information.
In above-mentioned charge information transmission method, the side's of paying information comprises following at least a: user ID, card information, account, free sign, counter-rotating charging sign, freephone indicate.
In above-mentioned charge information transmission method, the charging computing information comprises following at least a: announcement information is calculated in charging computation requests information, charging.
In above-mentioned charge information transmission method, the charging computing information comprises following at least a: temporal information, positional information, communication flows information, rate information, metering pulse information, discount information.
In above-mentioned charge information transmission method, the form of charge information comprises following at least a: text formatting, binary format, XML form.
In above-mentioned charge information transmission method, Accounting Client is a user terminal, and the charging service end is the session processing module; Or Accounting Client is the session processing module, and the charging service end is the charging processing module; Or Accounting Client and charging service end all are session processing modules; Or the charging service end is user terminal, and Accounting Client is the session processing module; Or the charging service end is the session processing module, and Accounting Client is the charging processing module.
In above-mentioned charge information transmission method, the charging processing module is charging data function entity or online charging functional entity.
According to a further aspect in the invention, a kind of charging information transmission device is provided, comprise: communication protocol module, be used for the charge information section relevant with charge information being set in the message of using communication protocol, wherein, charge information comprises following at least a: the side's of paying information, charging computing information, cost information; And accounting module, be used to adopt this communication protocol charge information between charging service end and Accounting Client, to realize charging or advice of charge function.
By technique scheme, the present invention has realized following technique effect:
1, by adopting the Session Initiation Protocol of expanded definition, can realize transmitting charge information, thereby between CTF and CTF, perhaps between CTF and user terminal, can transmit charge information; Between CTF and CDF/OCF, adopt other interface, also can transmit charge information during as the SIP interface; And, for a person skilled in the art, can realize at an easy rate based on the charge information under the various chargings application, as paying customer's sign, freephone sign etc.; And
2, on the Diameter basis, after the expansion AVP definition, can realize at an easy rate based on the charge information under the various chargings application.
Therefore, the present invention can be implemented in above-mentioned Accounting Client and the charging service end is directly transmitted charge information.
Adopt technical scheme of the present invention, transmit charge information between the network node of each in existing network flexibly, thereby be implemented in the various call charge services of describing in the background technology and do not describe.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the building-block of logic of the communication network 100 that transmits charge information;
Fig. 2 shows in communication network shown in Figure 1 100, transmits the message flow of charge information;
Fig. 3 shows the offline charging framework in the correlation technique;
Fig. 4 shows the online charging framework in the correlation technique;
Fig. 5 shows the flow chart according to charge information transmission method of the present invention;
Fig. 6 shows the structure chart according to charging information transmission device of the present invention;
Fig. 7 shows the flow chart according to the charge information transmission method of the solution of the present invention one;
Fig. 8 shows the structure chart according to the charging information transmission device of the solution of the present invention one;
Fig. 9 shows the flow chart according to the charge information transmission method of the solution of the present invention two; And
Figure 10 shows the structure chart according to the charging information transmission device of the solution of the present invention two.
Embodiment
Describe the present invention below with reference to the accompanying drawings in detail.
The present invention will utilize SIP, Diameter and the http protocol mechanism of standard, with a kind of universal scheme, carry charge information in SIP, Diameter and HTTP message.
Specify according to charge information transmission method of the present invention and device with reference to Fig. 5 and Fig. 6 below.
Fig. 5 shows the flow chart according to charge information transmission method of the present invention; Fig. 6 shows the structure chart according to charging information transmission device of the present invention.
As shown in Figure 5, charge information transmission method according to the present invention may further comprise the steps:
Step S502 is provided with the charge information section relevant with charge information in the message of using communication protocol, wherein, charge information comprises following at least a: the side's of paying information, charging computing information, cost information; And
Step S504 adopts this communication protocol to transmit paying side's information and/or charging computing information between charging service end and Accounting Client, to realize charging or advice of charge function.
Alternatively, above-mentioned communication protocol comprises Session Initiation Protocol, Diameter and http protocol, if message is sip message, then the charge information section is header field and/or message body;
Alternatively, described header field is charge information header field that increases newly or the header field that has increased the charge information parameter newly.
The form of the side's of paying information comprises at least a in the following message: explicit paying side's information, paying side's information of implicit expression;
The side's of paying information comprises at least a in the following message: the side's of paying solicited message, and the paying square tube is known information;
The charging computing information comprises at least a in the following message: charging computation requests information, and charge and calculate announcement information.
Alternatively, Accounting Client is a user terminal, and the charging service end is the session processing module; Accounting Client is the session processing module, and the charging service end is the charging processing module; Accounting Client and charging service end all are session processing modules; The charging service end is a user terminal, and Accounting Client is the session processing module; The charging service end is the session processing module, and Accounting Client is the charging processing module.
As shown in Figure 6, charging information transmission device 600 according to the present invention comprises:
Communication protocol module 602 is used in the message of using communication protocol the charge information section relevant with charge information being set, and wherein, charge information comprises following at least a: the side's of paying information, charging computing information, cost information; And
Accounting module 604 is used to adopt communication protocol to transmit paying side's information and/or charging computing information between charging service end and Accounting Client, to realize charging or advice of charge function.
Scheme one adopts Session Initiation Protocol to transmit charge information.
Specify according to the solution of the present invention one with reference to Fig. 7 and Fig. 8 below.
Fig. 7 shows the flow chart according to the charge information transmission method of the solution of the present invention one; Fig. 8 shows the structure chart according to the charging information transmission device of the solution of the present invention one.
As shown in Figure 7, the charge information transmission method according to the solution of the present invention one may further comprise the steps:
Step S702, the definition of expansion Session Initiation Protocol, so that the charge information section relevant with charge information to be set in sip message, alternatively, the charge information section can be header field or message body or event argument or charge information medium type, particularly, can make the setting information relevant in the sip message by the following method with charge information:
1) in different header fields, carries described charge information;
2) in different message bodies, carry described charge information;
3) in a header field, carry described charge information; Or
4) in a message body, carry described charge information.
That is to say that different charge informations can transmit respectively in header field and/or message body, also can in same header field or message body, transmit, distinguish by different parameters again.
Wherein, the header field that transmits charge information is the charge information header field of expanded definition or the header field that has increased the standard of the parameter of carrying described charge information, as P-Charging-Vector.
Wherein, the message body of transmitting charge information specifically can be the MIME body, and this MIME physique formula is the charge information medium type of expanded definition or the MIME medium type of standard, as text/plain, directly describes charge information by text mode.
Wherein, no matter be to transmit charge information by header field or message body, can be in Session Initiation Protocol expanded definition charge information incident bag, parameter by this charge information incident bag is carried described charge information, and the parameter of this charge information incident bag can be arranged in header field and/or message body.
Alternatively, charge information comprises at least a in the following message: the side's of paying information, charging computing information, cost information;
The side's of paying information comprises at least a in the following message: explicit paying side's information, paying side's information of implicit expression;
The side's of paying information comprises at least a in the following message: the side's of paying solicited message, and the paying square tube is known information;
Concrete, the side's of paying information comprises at least a in the following message: user ID, card information, account, free sign, counter-rotating charge sign, freephone sign etc.The charging computing information comprises at least a in the following message: charging computation requests information, and charge and calculate announcement information.
Concrete, the charging computing information comprises at least a in the following message: temporal information, positional information, communication flows information, rate information, metering pulse information, discount information etc.
Step S704 adopts this Session Initiation Protocol to communicate between charging service end and Accounting Client.Alternatively, between following at least one pair of module, adopt this sip message to communicate: charging processing module and session processing module, user terminal and session processing module, and session processing module and session processing module.
As shown in Figure 8, the charging information transmission device 800 according to the solution of the present invention one comprises:
Session Initiation Protocol expansion module 802 is provided with the information relevant with charge information in sip message, alternatively, and comprising:
1) the information header field is provided with the module (not shown), is used for the information header field of header field definition at sip message, to carry charge information;
2) header field expansion module (not shown) is used for the existing header field at sip message, increases the parameter of carrying charge information, expansion P-Charging-Vector;
3) charge information incident bag is provided with the module (not shown), is used for the charge information incident bag of incident bag definition at sip message, carries charge information by the parameter of charge information incident bag; And
4) the charge information medium type is provided with the module (not shown), is used at charge information medium type of sip message body definition.
Communication module 804 is used to adopt this Session Initiation Protocol to communicate between charging service end and Accounting Client.Between following at least one pair of module, adopt this sip message to communicate alternatively: charging processing module and session processing module, user terminal and session processing module, and session processing module and session processing module.
Obviously,, charge information can be realized transmitting, thereby between CTF and CTF, perhaps between CTF and user terminal, charge information can be transmitted by the Session Initiation Protocol of this expanded definition; Between CTF and CDF/OCF, adopt other interface, also can transmit charge information during as the SIP interface; And, for a person skilled in the art, can realize at an easy rate based on the charge information under the various chargings application, as paying customer's sign, freephone sign etc.Therefore, this scheme can be implemented in above-mentioned Accounting Client and the charging service end is directly transmitted charge information.
To describe a embodiment below in detail according to the solution of the present invention one.
Information header field of definition in the header field of sip message is as called after P-Charging-Info, to carry charge information;
P-Charging-Info ＝″P-Charging-Info″HCOLON charge-info
*(SEMI charge-info)
charge-info ＝charge-user-info/charge-calculate-info/
charge-result-info/generic-param
charge-user-info ＝charge-account/charge-indication/
charge-info-type/generic-param
charge-calculate-info＝calculate-info/charge-info-type/
generic-param
charge-result-info ＝currency/pulse/generic-param
charge-account ＝charge-uri/creditcard/prepaid/
generic-param
charge-indication ＝free-charged/caller-charged/callee-charged
/reverse-charged/generic-param
calculate-info ＝charge-start/charge-duration/charge-end/
charge-rate/discount/time-zone/
meter-first-time/meter-first-pulse/
meter-second-time/meter-second-pulse/
packet-number/generic-param
charge-into-type ＝request/notity/generic-param
charge-uri ＝addr-spec
charge-duration ＝gen-value
currency ＝gen-value
Above information has just been enumerated the define method of partial information, and it is also imperfect, in actual applications can with reference to said method definition and use wherein partly or entirely, or more information;
Alternatively, in the existing header field of sip message, increase the parameter of carrying charge information, expansion P-Charging-Vector, its extended method can be similar to the definition in the SIP extended method;
Alternatively, charge information incident bag of definition as called after charge-info, carries charge information by the parameter of charge information incident bag in the incident bag of sip message, and its parameter-definition can be similar to the definition in the SIP extended method;
Alternatively, a definition charge information medium type (mediatype) in the sip message body, form is MIME (Multipurpose Internet Mail Extensions, a MIME (Multipurpose Internet Mail Extensions)) medium type, as called after application/charge-info.
Scheme two adopts Diameter to transmit charge information.
Specify according to the solution of the present invention two with reference to Fig. 9 and Figure 10 below.
Fig. 9 shows the flow chart according to the charge information transmission method of the solution of the present invention two; Figure 10 shows the structure chart according to the charging information transmission device of the solution of the present invention two.
As shown in Figure 9, the charge information transmission method according to the solution of the present invention two may further comprise the steps:
Step S902 transmits charge information by the charge information section in Diameter; Alternatively, in order in Diameter, to transmit charge information, can on existing Diameter basis, expand AVP, as expand a Callee-Charged-Notify AVP, value is that 0 expression freephone does not activate, this session normal billing, value are that 1 sign activates freephone, and this session charging is to called.
Step S904 adopts this Diameter to communicate between charging service end and Accounting Client.
As shown in figure 10, the charging information transmission device 1000 according to the solution of the present invention two comprises:
Diameter expansion module 1002 is used for expansion AVP definition on the Diameter basis; And
Communication module 1004 is used to adopt this Diameter to communicate between charging service end and Accounting Client.
Obviously, on the Diameter basis, after the expansion AVP definition, can realize at an easy rate based on the charge information under the various chargings application.
Scheme three adopts http protocol to transmit charge information.
General, can in HTTP message, pass through XML (Extensible Mark-upLanguage, extend markup language) above-mentioned various charge informations is described, define the data type of various charge information elements with XMLSchema, the metering pulse information example in charging computing information of simply describing with XML is as follows:
<pulse-info>
<meter-first-time>60</meter-first-time>
<meter-first-pulse>3</meter-first-pulse>
<meter-second-time>120</meter-second-time>
<meter-second-pulse>5</meter-second-pulse>
</pulse-info>
The initial jumping table duration of expression (meter-first-time) is 60 seconds, initial jumping tabular order number (meter-first-pulse) is 3 metering pulses, follow-up jumping table duration (meter-second-time) is 120 seconds, and follow-up jumping tabular order number (meter-second-pulse) is 5 metering pulses.To describe embodiment below in detail according to the solution of the present invention two.
Adopt above method in communication network, to transmit charge information, can realize following business:
1) 800 freephones;
User terminal makes a call, before number, add and dial 800 prefixes, send message related to calls to the session processing module, the session processing module is handled this time and is called out, because this calling is a freephone, the session processing module sends corresponding paying side information to the charging processing module when finishing call proceeding; As in Diameter message, inserting Callee-Charged-Notify AVP, its value is set to 1, represents this session freephone, is used to notify the charging processing module side of paying information, after the charging processing module is received this side's of paying information, arrive this session charging called;
Adopt the mode of implicit expression to transmit the paying square tube above and know information, also can adopt explicit method to transmit paying side's information, in Diameter message, insert Charge-User-Notiy AVP as the session processing module, its value is set to called subscriber's public user identity, is used to notify the freephone of charging processing module;
Top agreement also can use Session Initiation Protocol to realize;
2) prepayment service
User terminal is initiated prepaid call, and send call request message to the session processing module, and in call request message, carry paying side's solicited message (pre-payment account), as carry following information by Session Initiation Protocol:
INVITE sip：michelle@home.net SIP/2.0
P-Charging-Info： prepaid-card ＝ 3392000283；
prepaid-password＝888888；info-type＝request；
Indicating this information by info-type in the above-mentioned message is paying side's solicited message, and this information can not carried in message yet, and network node determines that according to current function request still is an announcement information; Subsequent message is all similar;
The session processing module is handled this time and is called out, because this calling is a prepayment service, the session processing module need at first be checked the validity of account number, and therefore, it sends to the charging processing module with above-mentioned paying side solicited message, send as still adopting Session Initiation Protocol,
Message is as follows:
INVITE sip：michelle@home.net SIP/2.0
P-Charging-Info： prepaid-card ＝ 3392000283；
prepaid-password＝888888；info-type＝request；
The charging processing module is received above-mentioned paying side information, judges the validity of account number, if effectively, its expense square tube of can sending knows that information gives the call Session Control Unit, sends as the employing Session Initiation Protocol:
INVITE sip：michelle@home.net SIP/2.0
P-Charging-Info：prepaid-card ＝ 3392000283；
prepaid-password＝888888；info-type＝notify；
The session processing module is received above-mentioned information, learns that paying side is corresponding pre-payment account number, finishes call proceeding;
In order to guarantee above-mentioned account number, the fail safe that charge informations such as password transmit in communication network can adopt method of encrypting to transmit above-mentioned charge information, and encryption method can adopt existing current techique to finish, and this paper no longer describes;
3) general phone service
The user makes a call by public telephone terminal, send call request message to the session processing module, the session processing module is handled this time and is called out, because the call subscriber terminal of this calling is a public telephone terminal, the session processing module is when finishing call proceeding, need obtain calling subscriber's charging computing information from the charging processing module, and should the charging computing information send to corresponding public telephone terminal;
In order to obtain the charging computing information of public words user terminal from the charging processing module, the session processing module sends charging computation requests information to the charging processing module, adopt Diameter as the interface between session processing module and the charging processing module, the session processing module sends Charging Date Request (metering data request) message of Diameter, carry Charge-Calculate-Info AVP in the message, the inside comprises the charging computing information of the user terminal acquiescence of acquiescence; After the charging processing module is received this request, send Charging Date Response (metering data response) message of Diameter, carry Charge-Calculate-Info AVP in the message, this AVP comprises public words user's concrete charge information;
The definition of Charge-Calculate-Info AVP can be as follows:
Charge-Calculate-Info：：＝ <AVP Header：xxx>
[Meter-First-Time]
[Meter-First-Pulse]
[Meter-Second-Time]
[Meter-Second-Pulse]
Its parameter interpretation is as follows:
Meter-First-Time: the initial table duration of jumping;
Meter-First-Pulse: initially jump the tabular order number;
Meter-Second-Time: follow-up jumping table duration;
Meter-Second-Pulse: follow-up jumping tabular order number;
As Meter-First-Time=180; Meter-First-Pulse=3; Meter-Second-Time=60; Meter-Second-Pulse=1; Table 3 was jumped in the expression beginning in 180 seconds, follow-up per 60 seconds jumping tables 1;
Do not indicate significantly in this message that this information of indication is charging computation requests information or charges and calculate announcement information, in fact, this indication lies in the type of message of Diameter, be the implicit charging computation requests information of transmitting of metering data request message, the implicit transmission of metering data response message is chargeed and is calculated announcement information;
The session processing module need be calculated above-mentioned charging announcement information and pass to public words user terminal, calculates announcement information in order to transmit above-mentioned charging in sip message, and it is as follows to comprise header field in sip message:
P-Charging-Info：Meter-First-Time＝180；Meter-First-Pulse＝3；
Meter-Second-Time＝60；Meter-Second-Pulse＝1；info-type＝notify；
Public telephone terminal is received above-mentioned charging calculating announcement information, upgrades the meter that connects in calling procedure, shows charge information in real time;
Realize that general phone service also has a method, the processing module of chargeing exactly and session processing module be charging computing information informing user terminal, but directly the cost information informing user terminal.Receive the charging computing information of charging processing module as the session processing module after, the calculating of on the session processing module, chargeing, when the corresponding time point expense of arrival changes (needing to jump table), directly with cost information (pulse number) informing user terminal.
As when the call proceeding time arrives 180 seconds, it is as follows that the session processing module sends sip message to user terminal:
P-Charging-Info：Pulse＝3；
Be used for the informing user terminal cost information; User terminal upgrades meter according to this cost information, shows charge information in real time;
4) AoC service
The AoC service of session incipient stage:
User terminal makes a call, send message related to calls to the session processing module, the session processing module is handled this time and is called out, because this calling is the AoC service of session incipient stage, the session processing module need obtain calling subscriber's paying side's information and charging computing information from the charging processing module, and should paying side's information and the charging computing information send to relevant user terminals;
In order to obtain user's paying side's information and charging computing information from the charging processing module, the session processing module can send the metering data request message of Diameter to the charging processing module, be similar to the realization of top general phone service, thereby obtain user's paying side's information and charging computing information
The session processing module need be known above-mentioned paying square tube information and the calculating announcement information that charges passes to user terminal, knows information and charge and calculate announcement information that as the above-mentioned paying square tube of transmission in sip message it is as follows to comprise header field in sip message:
P-Charging-Info:caller-charged=true; " 0.6 yuan per 60 of charge-rate=
Second "; Info-type=notify;
This calls out Freephone above-mentioned message identification, and rate is 0.6 yuan of a per minute;
In this example, charge information transmits by text mode, and user terminal can directly show, does not need other explanation;
AoC service in the communication process:
In communication process, when user's cost of the phone call changed, the session processing module was received from the charging processing module and cost of the phone call after the renewal this cost information is sent to user terminal.As adopt Session Initiation Protocol, it is as follows to comprise header field in sip message:
P-Charging-Info：start-time＝“14:23:16”；end-time＝“14:26:16”；
fee＝“1.80”；
1.80 yuan of expenses by 14: 26: 16, take place since conversation in 14: 23: 16 in expression user altogether;
The AoC service in conversation end stage
Behind the conversation end, the session processing module is received from the charging processing module and cost of the phone call after the renewal this cost information is sent to user terminal.As adopt Session Initiation Protocol, it is as follows to comprise header field in sip message:
P-Charging-Info：caller-charged＝true；charge-rate＝“0.6”；
charge-period＝60；start-time＝“14:23:16”；end-time＝“14:29:48”；
duration＝“6:32”；fee＝“4.20”；
The expression user was since conversation in 14: 23: 16, and 14: 29: 48 finish conversation, 4.2 yuan of expenses take place altogether.
Above-mentioned information also can directly be transmitted in the sip message body, as follows by text mode:
[the sip message head ... .]
Content-Type：text/plain
Content-Length：56
[sip message body]
Start-Time：14:23:16
End-Time：14:26:16
Fee：1.80
1.80 yuan of expenses by 14: 26: 16, take place since conversation in 14: 23: 16 in expression user altogether;
Above-mentioned charge information can also be by the binary mode transmission, and user terminal is that text mode offers the user with this information translation.As can be seen from the above description, the present invention has realized following technique effect:
1, by adopting the Session Initiation Protocol of expanded definition, can realize transmitting charge information, thereby between CTF and CTF, perhaps between CTF and user terminal, can transmit charge information; Between CTF and CDF/OCF, adopt other interface, also can transmit charge information during as the SIP interface; And, for a person skilled in the art, can realize at an easy rate based on the charge information under the various chargings application, as paying customer's sign, freephone sign etc.; And
2, on the Diameter basis, after the expansion AVP definition, can realize at an easy rate based on the charge information under the various chargings application.
3, in HTTP message, can pass through XML (Extensible Mark-upLanguage, extend markup language) and describe above-mentioned various charge informations.
Therefore, the present invention can be implemented in above-mentioned Accounting Client and the charging service end is directly transmitted charge information.
Adopt technical scheme of the present invention, transmit charge information between the network node of each in existing network flexibly, thereby be implemented in the various call charge services of describing in the background technology and do not describe.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Should be understood that the variation in these concrete enforcements is conspicuous for a person skilled in the art, do not break away from spiritual protection range of the present invention.
The above 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.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (18)

1. a charge information transmission method is characterized in that, may further comprise the steps:
Step a is provided with the charge information section relevant with charge information in the message of using communication protocol, wherein, described charge information comprises following at least a: the side's of paying information, charging computing information, cost information; And
Step b adopts described communication protocol to transmit described charge information between charging service end and Accounting Client, to realize charging or advice of charge function.
2. charge information transmission method according to claim 1 is characterized in that described communication protocol is Session initiation Protocol, and using described communication protocol message is conversation launch protocol message.
3. charge information transmission method according to claim 3 is characterized in that, described charge information section is arranged in header field and/or message body.
4. charge information transmission method according to claim 3 is characterized in that, among the described step a, described charge information section is carried described charge information in order to following a kind of mode at least:
In different described header fields, carry described charge information;
In different described message bodies, carry described charge information;
In a described header field, carry described charge information;
In a described message body, carry described charge information.
5. charge information transmission method according to claim 4 is characterized in that, described header field is charge information header field that increases newly or the header field that has increased the charge information parameter newly.
6. charge information transmission method according to claim 4, it is characterized in that, described message body is the MIME (Multipurpose Internet Mail Extensions) body, and described MIME (Multipurpose Internet Mail Extensions) physique formula is the charge information medium type of expanded definition or the MIME (Multipurpose Internet Mail Extensions) medium type of standard.
7. charge information transmission method according to claim 4, it is characterized in that, expanded definition charge information incident bag in described Session initiation Protocol, parameter by described charge information incident bag is carried described charge information, and the parameter of described charge information incident bag is arranged in described header field and/or described message body.
8. charge information transmission method according to claim 1 is characterized in that described communication protocol is Diameter, and the message of using described Diameter is Diameter message.
9. charge information transmission method according to claim 1 is characterized in that described communication protocol is http protocol, and the message of using described http protocol is HTTP message.
10. according to each described charge information transmission method in the claim 1 to 9, it is characterized in that the form of described paying side information comprises following at least a: explicit paying side's information, paying side's information of implicit expression.
11. according to each described charge information transmission method in the claim 1 to 9, it is characterized in that described paying side information comprises following at least a: the side's of paying solicited message, paying square tube are known information.
12. according to each described charge information transmission method in the claim 1 to 9, it is characterized in that described paying side information comprises following at least a: user ID, card information, disappointed information, free sign, counter-rotating charging sign, freephone indicate.
13. according to each described charge information transmission method in the claim 1 to 9, it is characterized in that described charging computing information comprises following at least a: announcement information is calculated in charging computation requests information, charging.
14. according to each described charge information transmission method in the claim 1 to 9, it is characterized in that described charging computing information comprises following at least a: temporal information, positional information, communication flows information, rate information, metering pulse information, discount information.
15., it is characterized in that the form of described charge information comprises following at least a: text formatting, binary format, XML form according to each described charge information transmission method in the claim 1 to 9.
16. according to each described charge information transmission method in the claim 1 to 9, it is characterized in that,
Described Accounting Client is a user terminal, and described charging service end is the session processing module; Or
Described Accounting Client is the session processing module, and described charging service end is the charging processing module; Or
Described Accounting Client and described charging service end all are session processing modules;
Or
Described charging service end is a user terminal, and described Accounting Client is the session processing module; Or
Described charging service end is the session processing module, and described Accounting Client is the charging processing module.
17. charge information transmission method according to claim 16 is characterized in that, described charging processing module is charging data function entity or online charging functional entity.
18. a charging information transmission device is characterized in that, comprising:
Communication protocol module is used in the message of using communication protocol the charge information section relevant with charge information being set, and wherein, described charge information comprises following at least a: the side's of paying information, charging computing information, cost information; And
Accounting module is used to adopt described communication protocol to transmit described charge information between charging service end and Accounting Client, to realize charging or advice of charge function.
CNA2006100833839A 2006-06-06 2006-06-06 Method and device for transmitting billing information Pending CN101087297A (en)

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GB0311004D0 (en) * 2003-05-13 2003-06-18 Nokia Corp Charging in communication networks
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