CN107155177B - Method, system and HSS for realizing VoLTE short message service - Google Patents
Method, system and HSS for realizing VoLTE short message service Download PDFInfo
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- CN107155177B CN107155177B CN201610117775.6A CN201610117775A CN107155177B CN 107155177 B CN107155177 B CN 107155177B CN 201610117775 A CN201610117775 A CN 201610117775A CN 107155177 B CN107155177 B CN 107155177B
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Abstract
The invention discloses a method, a system and HSS for realizing VoLTE short message service, relating to the field of communication, wherein the method comprises the following steps: the HSS of the IMS system stores the address information of the short message center to which the VoLTE user belongs, returns the address information of the second short message center to which the VoLTE user receiving the short message belongs to the first short message center, and the first short message center sends the short message to the second short message center based on the address information. According to the method, the system and the HSS, the VoLTE user attribution short message center address is configured in the HSS, so that the direct transmission of the VoLTE terminal short message between the short message centers is realized, the participation of a CDMA network is not needed, the problems that the short message transmission needs to depend on the CDMA network for addressing and secondary format conversion are solved, the CDMA 1X substitution is favorably realized, and the transmission efficiency is higher.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a method, a system and a HSS for realizing VoLTE short message service.
Background
When the deployment of an LTE (Long Term Evolution) network is accelerated, it is important to provide more and better applications for LTE users. VoLTE (Voice over LTE) services are carried over 4G networks, and IMS (IP multimedia subsystem) provides core session control. The Chinese telecom VoLTE terminal short message service is provided by a converged short message center, and the converged short message center simultaneously provides short message service for VoLTE users and C network users. At present, short message transmission between VoLTE users belonging to different short message centers needs to be addressed by a CDMA network, wherein the transmitted short message is transmitted to the short message center to which the user belongs through an IMS network; the short message center of the sender is transmitted to the short message center of the receiver through a CDMA signaling network; the short message center of the receiver sends the short message to the receiver through the IMS network. At present, CDMA 1X substitution is one of the driving forces for China telecom VoLTE business, so that the problem of direct short message delivery between converged short message centers needs to be solved at present, a CDMA network is not relied on, and a foundation is laid for quitting the CDMA network.
Disclosure of Invention
In view of this, a technical problem to be solved by the present invention is to provide a method, a system and an HSS for implementing a VoLTE short message service.
A method for realizing VoLTE short message service comprises the following steps: storing address information of a short message center to which a VoLTE user belongs in a home subscriber server HSS of an IP multimedia subsystem IMS system; the HSS responds to a request message sent by a first short message center to which a VoLTE user sending a short message belongs, and returns address information of a second short message center to which the VoLTE user receiving the short message belongs to the first short message center; and the first short message center sends the short message to the second short message center based on the address information.
According to an embodiment of the present invention, further, the HSS returning, in response to a request message sent by a first short message center to which a VoLTE subscriber sending a short message belongs, address information of a second short message center to which the VoLTE subscriber receiving the short message belongs to the first short message center includes: the first short message center sends a User Data Request (UDR) message to the HSS, and the UDR message is used for requesting address information of the second short message center; and the HSS responds the address information of the second short message center to the UDA message through user data, carries the address information of the second short message center, and sends the UDA message to the first short message center.
According to an embodiment of the present invention, further, the first short message center sends the UDR message to a Diameter routing agent DRA device, and the DRA device forwards the UDR message to the HSS; and the HSS sends the UDA message to the DRA equipment, and the DRA equipment forwards the UDA message to the first short message center.
According to an embodiment of the present invention, further, an SMC-TAG field is included in the UDR message, and the SMC-TAG field is used to carry an identifier of the second short message center.
According to an embodiment of the present invention, further, the UDA message includes an IP-SM-GW-address field, and the IP-SM-GW-address field is used for carrying address information of the second short message center.
According to an embodiment of the present invention, further, the first message center sends the short message to the second message center through a sip message; and after receiving the MESSAGE MESSAGE, the second short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center.
A home subscriber server, HSS, comprising: the address storage unit is used for storing the address information of the short message center to which the VoLTE user belongs; the query receiving unit is used for receiving a request message sent by a first short message center to which a VoLTE user sending a short message belongs; the address sending unit is used for returning the address information of a second short message center to which the VoLTE user receiving the short message belongs to the first short message center; and the first short message center sends the short message to the second short message center based on the address information.
According to an embodiment of the present invention, the query receiving unit is further configured to receive a user data request UDR message sent by the first short message center, where the UDR message is used to request address information of the second short message center; the address sending unit is further configured to respond to the address information of the second short message center through a user data UDA message carrying the address information of the second short message center, and send the UDA message to the first short message center.
According to an embodiment of the present invention, further, the first short message center sends the UDR message to a Diameter routing agent DRA device, and the DRA device forwards the UDR message to the query receiving unit; and the address sending unit sends the UDA message to the DRA equipment, and the DRA equipment forwards the UDA message to the first short message center.
According to an embodiment of the present invention, further, an SMC-TAG field is included in the UDR message, and the SMC-TAG field is used to carry an identifier of the second short message center.
According to an embodiment of the present invention, further, the UDA message includes an IP-SM-GW-address field, and the IP-SM-GW-address field is used for carrying address information of the second short message center.
A system for realizing VoLTE short message service comprises: short message center, HSS as above.
According to an embodiment of the invention, further, a first short message center to which the VoLTE user sending the short message belongs sends the short message to a second short message center to which the VoLTE user receiving the short message belongs through SIP MESSAGE; and after receiving the MESSAGE MESSAGE, the second short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center.
After the second short MESSAGE center successfully or unsuccessfully issues the short MESSAGE to the VoLTE terminal, a MESSAGE transmission state report is sent to the first short MESSAGE center, and after the first short MESSAGE center receives the MESSAGE, a 200OK MESSAGE is returned to the first short MESSAGE center.
The method, the system and the HSS for realizing the VoLTE short message service realize the direct transmission of the VoLTE terminal short message between the short message centers by configuring the address of the VoLTE user attributive short message center in the HSS without the participation of a CDMA network, solve the problems that the short message transmission between the VoLTE users attributing to different short message centers needs to be addressed by the CDMA network and carry out secondary format conversion at present, are favorable for realizing CDMA 1X substitution, do not need format conversion, realize the direct point-to-point transmission between the short message centers and have higher transmission efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flowchart of an embodiment of a method for implementing a VoLTE short message service according to the present invention;
fig. 2 is a message interaction diagram of an embodiment of a method for implementing a VoLTE short message service according to the present invention;
fig. 3 is a block diagram of an HSS according to an embodiment of the invention.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the invention are shown. The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The technical solution of the present invention is described in various aspects below with reference to various figures and embodiments.
The terms "first", "second", and the like are used hereinafter only for descriptive distinction and not for other specific meanings.
Fig. 1 is a schematic flow chart of an embodiment of a method for implementing a VoLTE short message service according to the present invention, as shown in fig. 1:
And 102, responding to a request message sent by a first short message center to which a VoLTE user sending the short message belongs by the HSS, and returning address information of a second short message center to which the VoLTE user receiving the short message belongs to the first short message center by the HSS.
And 103, the first short message center sends the short message to the second short message center based on the address information.
The method for realizing the VoLTE short message service in the embodiment solves the problems that short message transmission between VoLTE users belonging to different short message centers needs to be addressed by a CDMA network and secondary format conversion is carried out at present, realizes the direct transmission of the VoLTE terminal short message between the short message centers, does not need the participation of the CDMA network, and is beneficial to realizing CDMA 1X substitution.
In one embodiment, the first short message center implements an Sh interface. The HSS stores the registration Data and the like, and an interface is required between the HSS and the AS for acquiring the Data, the interface is called Sh, the protocol used is DIAMETER, and the User-Data-Request/User-Data-Answer message is a UDR/UDA message and is used for transferring User Data of a specific User.
The first short message center sends a User Data Request (UDR) message to the HSS to request the address information of the second short message center. And the HSS responds the address information of the second short message center to the UDA message through the user data, carries the address information of the second short message center, and sends the UDA message to the first short message center.
The method comprises the steps that a first short message center sends a UDR message to Diameter Routing agent DRA (Diameter Routing agent) equipment, the DRA equipment is responsible for translation and transfer of LTE Diameter signaling destination addresses, the DRA equipment forwards the UDR message to HSS, the HSS sends the UDA message to the DRA equipment, and the DRA equipment forwards the UDA message to the first short message center.
The first message center sends the short message to the second message center through SIP MESSAGE message. The session Initiation protocol SIP (session Initiation protocol) is a signaling protocol, SIMPLE, an abbreviation of SIP Instant messaging and Presence Leveraging Extension, a workgroup and a set of SIP extensions, one of which is a MESSAGE, which can be used to send Instant MESSAGEs containing any combination of text and binary content. And after receiving the MESSAGE MESSAGE, the second short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center.
In the above embodiment, by configuring the VoLTE user home short MESSAGE center address in the HSS, the sender short MESSAGE center queries the HSS through DRA, obtains the receiver VoLTE user home short MESSAGE center address, and directly transmits the short MESSAGE to the receiver home short MESSAGE center through MESSAGE, thereby implementing direct transmission of the VoLTE terminal short MESSAGE between the short MESSAGE centers.
And the UDR message contains an SMC-TAG field, and the SMC-TAG field is used for carrying the identifier of the second short message center. The UDA message contains an IP-SM-GW-ADRESS field, and the IP-SM-GW-ADRESS field is used for carrying address information of the second short message center.
And a route analysis module is additionally arranged in the short MESSAGE center, the route analysis function between the short MESSAGE centers is completed by the route analysis module, and the short MESSAGE is directly transmitted to the short MESSAGE center of the receiver through the MESSAGE after the address of the short MESSAGE center of the receiver of the VoLTE user is obtained through the UDA.
Fig. 2 is a message interaction diagram of an embodiment of a method for implementing a VoLTE short message service according to the present invention, as shown in fig. 2, a VoLTE subscriber home short message center address storage function is added to an HSS.
Step 201, a route analysis module is added to a sender short message center, and the expanded UDR is sent to DRA equipment through a new Sh interface to request the address information of the user short message center, and the UDR is added with an SMC-TAG mark to request the address information of the short message center and request the user subscription information.
In step 202, the DRA device forwards the UDR message to the HSS.
Step 203, expanding UDA information, adding IP-SM-GW-ADRESS address information to USER-DATA in UDA, and returning a USER home short message center address to DRA equipment by HSS through expanded UDA.
And step 204, the DRA equipment returns the UDA message to a short message center of the sender.
Step 205, the sender short MESSAGE center obtains the address of the receiver short MESSAGE center through the UDA and then directly sends the short MESSAGE to the address of the receiver short MESSAGE center through the MESSAGE.
Step 206, after receiving the MESSAGE, the receiver short MESSAGE center returns a 200OK MESSAGE to the sender short MESSAGE center.
Step 207, a route analysis module is added in the receiver short message center, and the receiver short message center can store the address information of the sender short message center or send a request message to the HSS as the sender short message center to obtain the address information of the sender short message center. After the receiving party short MESSAGE center successfully or unsuccessfully transmits the short MESSAGE to the VoLTE terminal, the receiving party short MESSAGE center transmits the MESSAGE MESSAGE to the sending party short MESSAGE center by the same method, and the MESSAGE MESSAGE is used for transmitting a state report and comprises the following steps: success, failure status, etc.
And step 208, after receiving the MESSAGE, the sender short MESSAGE center returns a 200OK MESSAGE to the receiver short MESSAGE center.
In one embodiment, the present invention provides a home subscriber server HSS, as shown in fig. 3, comprising: an address storage unit 31, a query receiving unit 32, and an address transmitting unit 33. The address storage unit 31 stores address information of a short message center to which the VoLTE user belongs.
The query receiving unit 32 receives a request message sent by a first short message center to which a VoLTE user sending a short message belongs. The address sending unit 33 returns the address information of the second short message center to which the VoLTE user receiving the short message belongs to the first short message center.
The query receiving unit 32 receives a user data request UDR message sent by the first short message center, where the UDR message is used to request address information of the second short message center. The address sending unit 33 responds the UDA message carrying the address information of the second short message center with the address information of the second short message center through the user data, and sends the UDA message to the first short message center.
The first short message center sends a UDR message to the Diameter routing agent DRA device, which forwards the UDR message to the query receiving unit 32. The address sending unit 33 sends the UDA message to the DRA device, which forwards the UDA message to the first short message center.
And the UDR message contains an SMC-TAG field, and the SMC-TAG field is used for carrying the identifier of the second short message center. The UDA message contains an IP-SM-GW-ADRESS field, and the IP-SM-GW-ADRESS field is used for carrying address information of the second short message center.
In one embodiment, the present invention provides a system for implementing VoLTE short message service, including: short message center, such as the above HSS.
A first short message center to which a VoLTE user sending the short message belongs sends the short message to a second short message center to which the VoLTE user receiving the short message belongs through SIP MESSAGE messages; and after receiving the MESSAGE MESSAGE, the second short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center.
The method, the system and the HSS for realizing the VoLTE short message service provided by the embodiment realize the direct transmission of the VoLTE terminal short message between the short message centers without the participation of a CDMA network, solve the problems that the short message transmission between the VoLTE users belonging to different short message centers needs to be addressed by the CDMA network and carry out secondary format conversion at present, are beneficial to realizing CDMA 1X substitution, do not need format conversion, realize direct point-to-point transmission between the short message centers and have higher transmission efficiency.
The method and system of the present invention may be implemented in a number of ways. For example, the methods and systems of the present invention may be implemented in software, hardware, firmware, or any combination of software, hardware, and firmware. The above-described order for the steps of the method is for illustrative purposes only, and the steps of the method of the present invention are not limited to the order specifically described above unless specifically indicated otherwise. Furthermore, in some embodiments, the present invention may also be embodied as a program recorded in a recording medium, the program including machine-readable instructions for implementing a method according to the present invention. Thus, the present invention also covers a recording medium storing a program for executing the method according to the present invention.
The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A method for realizing VoLTE short message service is characterized by comprising the following steps:
storing address information of a short message center to which a VoLTE user belongs in a home subscriber server HSS of an IP multimedia subsystem IMS system;
the HSS responds to a request message sent by a first short message center to which a VoLTE user sending a short message belongs, and returns address information of a second short message center to which the VoLTE user receiving the short message belongs to the first short message center;
the first short message center sends a User Data Request (UDR) message to the HSS, and the UDR message is used for requesting address information of the second short message center; the first short message center sends the UDR message to Diameter routing agent DRA equipment, and the DRA equipment forwards the UDR message to the HSS;
the HSS responds to the address information of the second short message center through user data, carries the address information of the second short message center in a UDA message, and sends the UDA message to the first short message center; the UDR message contains an SMC-TAG field, and the SMC-TAG field is used for carrying an identifier of the second short message center; the UDA message contains an IP-SM-GW-ADRESS field, and the IP-SM-GW-ADRESS field is used for carrying address information of the second short message center;
and the first short message center sends the short message to the second short message center based on the address information.
2. The method of claim 1, comprising:
and the HSS sends the UDA message to the DRA equipment, and the DRA equipment forwards the UDA message to the first short message center.
3. The method of claim 1, wherein:
the first short message center sends the short message to the second short message center through SIP MESSAGE;
and after receiving the MESSAGE MESSAGE, the second short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center.
4. A home subscriber server, HSS, comprising:
the address storage unit is used for storing the address information of the short message center to which the VoLTE user belongs;
the query receiving unit is used for receiving a request message sent by a first short message center to which a VoLTE user sending a short message belongs;
the address sending unit is used for returning the address information of a second short message center to which the VoLTE user receiving the short message belongs to the first short message center;
the query receiving unit is further configured to receive a user data request UDR message sent by the first short message center, where the UDR message is used to request address information of the second short message center; the first short message center sends the UDR message to Diameter routing agent DRA equipment, and the DRA equipment forwards the UDR message to the query receiving unit;
the address sending unit is further configured to respond to the address information of the second short message center through user data that the UDA message carries the address information of the second short message center, and send the UDA message to the first short message center; the UDR message contains an SMC-TAG field, and the SMC-TAG field is used for carrying an identifier of the second short message center; the UDA message contains an IP-SM-GW-ADRESS field, and the IP-SM-GW-ADRESS field is used for carrying address information of the second short message center;
and the first short message center sends the short message to the second short message center based on the address information.
5. The HSS of claim 4, wherein:
and the address sending unit sends the UDA message to the DRA equipment, and the DRA equipment forwards the UDA message to the first short message center.
6. A system for realizing VoLTE short message service is characterized by comprising:
short message centre, HSS according to any of claims 4 to 5.
7. The system of claim 6, wherein:
a first short message center to which a VoLTE user sending a short message belongs sends the short message to a second short message center to which the VoLTE user receiving the short message belongs through SIP MESSAGE messages;
after receiving the MESSAGE, the second short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center;
after the second short MESSAGE center successfully or unsuccessfully issues the short MESSAGE to the VoLTE terminal, sending a MESSAGE MESSAGE transmission state report to the first short MESSAGE center;
and after receiving the MESSAGE MESSAGE, the first short MESSAGE center returns a 200OK MESSAGE to the first short MESSAGE center.
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