WO2013185682A1

WO2013185682A1 - Method and system for sending and receiving multimedia message

Info

Publication number: WO2013185682A1
Application number: PCT/CN2013/080028
Authority: WO
Inventors: 王芳
Original assignee: 中兴通讯股份有限公司
Priority date: 2012-12-14
Filing date: 2013-07-24
Publication date: 2013-12-19
Also published as: CN103037324A

Abstract

A method and a system for sending and receiving a multimedia message. The method for sending a multimedia message comprises: a multimedia message sending terminal sending a multimedia message data packet to be sent to a first multimedia message wireless local area network (WLAN) access agent network gateway through a WLAN; the first multimedia message WLAN access agent network gateway processing the received multimedia message data packet, and sending the processed multimedia message data packet to a first multimedia message center corresponding to the multimedia message sending terminal; and the first multimedia message center sending the multimedia message data packet sent by the first multimedia message WLAN access agent network gateway to a second multimedia message center corresponding to a receiving party. In embodiments of the present invention, a transmission rate of the multimedia message, a success ratio of transceiving the multimedia message, and a satisfaction degree of user experience may be improved.

Description

MMS sending and receiving method and system

Technical field

The present invention relates to the field of wireless communications, and in particular, to a method and system for transmitting and receiving a multimedia message.

Background technique

As a typical data service, MMS is widely used with the popularity of smartphones. Users can share pictures, audio, video and other formats in MMS. But in the face of growing MMS traffic, carrier networks are already overwhelmed. At present, the size, speed and success rate of MMS are limited by the support capabilities of the carrier network, which cannot meet the needs of users. In the era of mobile cameras (including mobile phones, IPAD, etc.) that are comparable to professional cameras, a 5 megapixel mobile phone may take close to 1MB. When this photo is sent via MMS, the terminal must be compressed before it can be sent because it exceeds the limit of most operators' networks, so that the quality of the transmitted pictures is greatly reduced and the user experience is greatly reduced. The root cause of these restrictions is: In the related art, the terminals communicate with the MMS server through a GPRS (General Packet Radio Service) network. Due to the large number of users and the low GPRS network speed, in order to avoid network congestion or even paralysis caused by large data traffic, operators can only limit the size of MMS transmission and reception to a small value, resulting in limited content of MMS, and MMS transmission and reception. The speed cannot be improved. Therefore, when the MMS server is overloaded, the request for sending and receiving MMS messages may not be processed in time, resulting in low success rate of MMS transmission and reception.

Summary of the invention

Embodiments of the present invention provide a method and system for transmitting and receiving a multimedia message, which solves the problems of low transmission and reception rate of a multimedia message, very limited transmission content, and low transmission and reception success rate in the related art.

An embodiment of the present invention provides a method for sending a multimedia message, including:

The MMS sending terminal sends the MMS data packet to be sent to the first MMS WLAN access proxy network gateway through a wireless local area network (WLAN);

The first MMS WLAN access proxy network gateway processes the received MMS data packet, Sending the processed multimedia message data packet to the first multimedia message center corresponding to the multimedia message sending terminal; and sending, by the first multimedia message center, the multimedia message data packet sent by the first multimedia message WLAN access proxy network gateway to the receiver The second multimedia message center.

Optionally, the first MMS WLAN access proxy network gateway has a first public network address; and the step of the MMS sending terminal transmitting the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using the WLAN :

The MMS sending terminal sends the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using the WLAN through the first access controller according to the first public network address.

Optionally, the step of the first multimedia message WLAN access proxy network gateway processing the received multimedia message data packet, and sending the processed multimedia message data packet to the first multimedia message center corresponding to the multimedia message sending terminal includes:

The first MMS WLAN access proxy network gateway performs authentication processing on the received MMS data packet, and when the authentication is passed, sends the authenticated MMS data packet to the first MMS center.

Optionally, the step of the first multimedia message WLAN access proxy network gateway processing the received multimedia message data packet, and sending the processed multimedia message data packet to the first multimedia message center corresponding to the multimedia message sending terminal further includes:

The first MMS WLAN access proxy network gateway sends the authenticated MMS data packet to the first MMS center before

Converting the authenticated MMS data packet into a packet of a General Packet Radio Service (GPRS) network format by performing format conversion on the authenticated MMS data packet.

Optionally, before the step of sending, by the MMS sending terminal, the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using the WLAN, the method further includes:

The MMS sending terminal selects a sending network according to the set condition, and when the WLAN is selected, sends the MMS data packet to be sent to the first MMS WLAN access proxy network gateway through the WLAN; when selecting GPRS In the network, the MMS data packet to be sent is sent to the MMS GPRS access proxy network gateway through the GPRS network.

The embodiment of the invention further provides a multimedia message receiving method, including: After receiving the MMS notification, the MMS receiving terminal sends a MMS download request to the MMS WLAN access proxy gateway through the wireless local area network (WLAN);

The MMS WLAN access proxy network gateway sends the MMS download request to the MMS center corresponding to the MMS receiving terminal; and the MMS WLAN access proxy network gateway passes the MMS data packet from the MMS center. The WLAN is sent to the MMS receiving terminal.

Optionally,

The MMS WLAN access proxy network gateway has a public network address; the step of the MMS receiving terminal sending a MMS download request to the MMS WLAN access proxy gateway through the WLAN includes:

The MMS receiving terminal sends the MMS download request to the MMS WLAN access proxy network gateway through the WLAN through the access controller according to the public network address.

Optionally, the step of the MMS WLAN access proxy network gateway transmitting the MMS data packet from the MMS center to the MMS receiving terminal by using the WLAN includes:

The MMS WLAN access proxy network gateway performs format conversion on the MMS data packet from the MMS center, converts the MMS data packet into a WLAN format data packet, and

Optionally, before the step of the MMS receiving terminal sending a MMS download request to the MMS WLAN access proxy network gateway by using the WLAN, the method further includes:

The MMS receiving terminal selects a sending network according to the set condition. When the WLAN is selected, the MMS download request is sent to the MMS WLAN access proxy network gateway by using the WLAN; when the GPRS network is selected, The GPRS network sends the MMS download request to the MMS GPRS access proxy network gateway.

The embodiment of the present invention further provides a multimedia message sending system, including: a multimedia message sending terminal, a first multimedia message local area network (WLAN) access proxy network gateway, and a first multimedia message center corresponding to the multimedia message sending terminal;

The MMS sending terminal is configured to: send the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using a WLAN;

The first MMS WLAN access proxy network gateway is configured to: process the received multimedia message data packet, and send the processed multimedia message data packet to the first multimedia message center; The first multimedia message center is configured to: send the multimedia message data packet sent by the first multimedia message WLAN access proxy network gateway to the second multimedia message center corresponding to the receiver.

Optionally, the system further includes: a first access controller, where

The first MMS WLAN access proxy network gateway has a first public network address;

The MMS sending terminal is set up:

And sending, by the first access controller, the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using the WLAN according to the first public network address.

Optionally, the system further includes: a multimedia message general packet radio service (GPRS) access proxy network gateway, where

The MMS sending terminal is further configured to: before sending the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using the WLAN, selecting a sending network according to the set condition, when selecting the WLAN, Sending, by the WLAN, the MMS data packet to be sent to the first MMS WLAN access proxy network gateway; when selecting a GPRS network, sending the to-be-sent MMS data packet to the GPRS network MMS GPRS access proxy network gateway.

The embodiment of the invention further provides a multimedia message receiving system, comprising: a multimedia message receiving terminal, a multimedia message local area network (WLAN) access proxy network gateway, and a second multimedia message center corresponding to the multimedia message receiving terminal;

The MMS receiving terminal is configured to: after receiving the MMS notification, send a MMS download request to the MMS WLAN access proxy gateway through the WLAN;

The MMS WLAN access proxy network gateway is configured to: send the MMS download request to the second MMS center; and send the MMS data packet from the second MMS center to the MMS receiving through the WLAN Terminal;

The second multimedia message center is configured to: receive a multimedia message data packet sent by the first multimedia message center of the sender, and send the multimedia message data packet after receiving the multimedia message download request sent by the multimedia message WLAN access proxy network gateway Giving the MMS WLAN access proxy network gateway.

Optionally, the system further includes: an access controller, where

The MMS WLAN access proxy network gateway has a public network address; The MMS receiving terminal is configured to:

Determining, by the access controller, the MMS download request by using the public network address

The WLAN is sent to the MMS WLAN access proxy network gateway.

The MMS receiving terminal is further configured to: before sending the MMS download request to the MMS WLAN access proxy network gateway, select a sending network according to the set condition, and when selecting the WLAN, pass the WLAN The MMS download request is sent to the MMS WLAN access proxy network gateway; when the GPRS network is selected, the MMS download request is sent to the MMS GPRS access proxy network gateway through the GPRS network.

Optionally, the system further includes: a short message center, where

The second multimedia message center is further configured to: after receiving the multimedia message data packet sent by the first multimedia message center of the sender, from the multimedia message WLAN access proxy network gateway and the multimedia message GPRS access proxy network gateway Selecting a gateway to send a multimedia message notification to the short message center;

The short message center is configured to: after receiving the multimedia message notification, send the multimedia message notification to the multimedia message receiving terminal.

It can be seen that, in the process of sending and receiving a multimedia message, the WLAN can communicate with the multimedia server to complete the transmission and reception of the multimedia message. Therefore, the embodiment of the present invention has at least the following advantages:

1. By using the increased WLAN for MMS transmission, the MMS traffic of the GPRS network can be effectively offloaded, and the utilization of network resources is optimized, which is more conducive to improving the success rate of MMS transmission and reception;

2. Since the transmission rate of the WLAN is much higher than that of the GPRS network, the transmission of the MMS through the WLAN can greatly improve the transmission rate of the MMS; thereby, the success rate of the MMS transmission and reception can be improved; meanwhile, the MMS transmission and reception content is improved due to the increase of the transmission rate. The size can be greatly improved, which can better meet the needs of customers to share pictures, audio and video through MMS; improve the satisfaction of user experience;

3. The use of WLAN to transmit MMS is based on data traffic charges. Compared with transmission over GPRS network, the MMS fee of the end user can be greatly reduced; it is more conducive to the promotion of MMS service. BRIEF abstract

1 is a schematic structural diagram 1 of a multimedia message sending system according to an embodiment of the present invention;

2 is a schematic structural diagram 2 of a multimedia message sending system according to an embodiment of the present invention;

3 is a schematic structural diagram 3 of a multimedia message sending system according to an embodiment of the present invention;

4 is a schematic structural diagram 1 of a multimedia message receiving system according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram 2 of a multimedia message receiving system according to an embodiment of the present invention; FIG.

6 is a schematic structural diagram 3 of a multimedia message receiving system according to an embodiment of the present invention;

FIG. 7 is a schematic flowchart diagram of a method for sending a multimedia message according to an embodiment of the present invention;

FIG. 8 is a schematic flowchart diagram of a method for receiving a multimedia message according to an embodiment of the present invention.

Preferred embodiment of the invention

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.

As shown in FIG. 1 , the MMS sending system shown in this embodiment includes a MMS sending terminal, a first MMS WLAN access proxy network gateway, and a MMS center corresponding to the MMS sending terminal. MMS center; among them,

The MMS sending terminal is configured to: send the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by using the WLAN; the MMS data packet in this embodiment may be generated on the MMS sending terminal, or may be the MMS sending terminal. The received MMS data packet sent by the other terminal is forwarded; when the MMS data transmission terminal generates the MMS data packet, the MMS sending terminal in this embodiment may also have the functions of editing, playing, storing, and transmitting and receiving the MMS;

The first multimedia message WLAN access proxy network gateway is configured to: process the received multimedia message data packet, and send the processed multimedia message data packet to the first multimedia message center;

The first multimedia message center is configured to: send the multimedia message data packet sent by the first multimedia message WLAN access proxy network gateway to the second multimedia message center corresponding to the receiver; in this embodiment, the first multimedia message center can receive the received multimedia message data. The packet obtains the destination address of the receiver, and then obtains the second multimedia message center corresponding to the receiver, and sends the received multimedia message data packet to the second multimedia message center corresponding to the receiver. It should be noted that the first MMS WLAN access proxy network gateway included in the MMS transmission system in this embodiment is different from the Gateway GPRS Support Node (GGSN) in the GPRS network in the related art. In the example, the first MMS WLAN access proxy network gateway has a first public network address, so that MMS data transmitted through the WLAN can be routed to the gateway. Referring to FIG. 2, the MMS sending system in this embodiment may further include a first access controller (AC), and the MMS sending terminal sends the MMS data to be sent through the first AC according to the first public network address. The packet is sent to the first MMS WLAN access proxy network gateway. In the process, the first AC routes the MMS data packet sent by the MMS sending terminal to the first MMS WLAN access proxy network gateway according to the first public network address.

In this embodiment, after receiving the MMS data packet, the first MMS WLAN access proxy network gateway can process the MMS data packet according to actual needs, for example, performing authentication, format conversion, and the like, which are respectively described below.

In order to ensure the security of the network and the success rate of the MMS transmission and reception, the first MMS WLAN access proxy network gateway in this embodiment can retrieve the received MMS data packet, and only the authentication packet is used. , before forwarding it, when the authentication fails, the packet is not forwarded. In the following, only one authentication method will be described as an example.

When authentication is required, the MMS sending terminal negotiates a protocol with the first MMS WLAN access proxy network gateway before transmitting the MMS data packet to the first MMS WLAN access proxy network gateway (for example, a hypertext transfer protocol) (Hyper Text Transport Protocol, HTTP) The message format sends an authentication request through the WLAN. After receiving the authentication request, the first MMS WLAN access proxy network gateway can generate an authentication code according to a certain rule and send it back to the MMS. The terminal, the authentication code generated here can be set to the number of times of use or the time limit of use, etc., and the authentication code can be ensured to correspond to the identity of the MMS sending terminal (Identity, ID), thereby ensuring the security of the access. Then the MMS is sent. After adding the obtained authentication code to the MMS data packet to be sent, the terminal sends the authentication code to the first MMS WLAN access proxy network gateway, and the first MMS WLAN access proxy network gateway is in the MMS data packet. The authentication code is verified. When the authentication code is consistent and is the MMS data, it is considered legal, when the authentication code is inconsistent or If it is not MMS data, it is considered illegal, and the MMS sending terminal is notified that the authentication fails, and the data transmission ends here.

In addition, the first MMS WLAN access proxy network gateway in this embodiment is in the color that passes the authentication. Before the data packet is sent to the first multimedia message center, other processing may be performed, for example, de-authentication code, format conversion processing, and the like. In the format conversion, the MMS data packet can be converted into a data packet in the GPRS network format, that is, the format of the MMS data packet is consistent with the format of the MMS data packet transmitted by the GPRS network, and the format of the MMS data packet transmitted to the MMS center is guaranteed. Uniform, can improve the efficiency of MMS transmission and the success rate of MMS transmission.

It should be noted that the MMS sending terminal in this embodiment is not limited to using WLAN for sending. For example, the MMS sending terminal can be set to automatically select one of the best networks from multiple networks according to the current network environment. To send, you can also directly set the MMS sending terminal to use a network to send MMS. The following is an example in which a multimedia message transmitting terminal can select one of a plurality of networks to transmit.

Referring to FIG. 3, the MMS sending system may include a MMS GPRS access proxy network gateway, and the MMS sending terminal may send the MMS data packet to be sent to the first MMS WLAN access proxy network gateway according to the setting. The condition is selected to send the network. When the result of the selection is to select the WLAN, the to-be-sent MMS data packet is sent to the first MMS WLAN access proxy network gateway through the WLAN; when the selection result is the GPRS network, the GPRS is adopted. The network sends the MMS data packet to be sent to the MMS GPRS access proxy network gateway. The condition of the setting in this embodiment may be randomly selected from a plurality of networks, or may be selected according to the remaining resources of the current network. When the GPRS network is selected for transmission, the MMS data packet sent by the MMS sending terminal is routed to the MMS GPRS access proxy network gateway through the GGSN, and sent to the first MMS center via the MMS GPRS access proxy network gateway.

Correspondingly, when receiving the multimedia message, the multimedia message receiving terminal in this embodiment may also select to receive the multimedia message by using the WLAN.

As shown in FIG. 4, the MMS receiving system includes a MMS receiving terminal, a MMS WLAN access proxy gateway, and a MMS center corresponding to the MMS receiving terminal, which is referred to as a second MMS center in this embodiment;

The MMS receiving terminal is configured to: after receiving the MMS notification, send a MMS download request to the MMS WLAN access proxy gateway through the WLAN; it should be understood that the MMS notification here is sent by the MMS receiving terminal to the MMS receiving terminal. of;

The MMS WLAN access proxy network gateway is set to: send the received MMS download request to the first a multimedia message center; and feeding the multimedia message data packet from the second multimedia message center to the multimedia message receiving terminal through the WLAN;

The second multimedia message center is configured to: receive the MMS data packet sent by the first MMS center of the sender, and send the MMS data packet to the MMS WLAN access agent after receiving the MMS download request sent by the MMS WLAN access proxy network gateway. Network gateway.

It is to be noted that the MMS WLAN access proxy network gateway included in the MMS receiving system in this embodiment is different from the GGSN in the related technology GPRS network. The MMS WLAN access proxy network gateway in this embodiment has a public network address. So that data transmitted over the WLAN can be routed to the gateway. Referring to FIG. 5, the MMS sending system in this embodiment may further include an AC, and the MMS receiving terminal sends the MMS download request to the MMS WLAN access proxy network gateway through the AC according to the public network address, in the process, the AC according to the AC The public network address routes the MMS download request sent by the MMS receiving terminal to the MMS WLAN access proxy network gateway.

In this embodiment, after receiving the MMS data packet sent by the second multimedia message center, the MMS WLAN access proxy network gateway can also process the MMS data packet according to actual needs, for example, determining whether the process is complete, performing format conversion, etc. The format conversion processing is explained.

Since the MMS data packet received by the second multimedia message center may be a data packet in the GPRS network format, the MMS WLAN access proxy network gateway may perform format conversion after receiving the MMS data packet sent by the second multimedia message center, and After being converted into a data packet conforming to the WLAN format, it is sent to the MMS receiving terminal through the WLAN. Of course, if the data packet sent by the second multimedia message center itself conforms to the WLAN format, the MMS WLAN access proxy network gateway may not convert the format to the MMS receiving terminal. That is, whether the MMS WLAN access proxy gateway in the present application needs to perform format conversion is determined according to the agreement, and is not a necessary process.

It should be noted that the MMS receiving terminal in this embodiment is not limited to receiving by using WLAN. For example, the MMS receiving terminal can be set to automatically select one of the best conditions from multiple networks according to the current network environment. A network can receive, or directly set the MMS sending terminal to use a network for MMS reception. The following is an example in which a multimedia message receiving terminal can select one of a plurality of networks for receiving.

Referring to FIG. 6, the MMS receiving system at this time may include a MMS GPRS access proxy network gateway, and after receiving the MMS data packet sent by the first MMS center, the second MMS center may be based on a certain The rule randomly selects a gateway from the MMS GPRS access proxy network gateway and the MMS WLAN access proxy network gateway to send a MMS notification message to the SMS center corresponding to the MMS receiving terminal. For example, a gateway may be randomly selected, or according to current network resources. Choose a gateway for occupancy. That is, the MMS GPRS access proxy network gateway in this embodiment also has the function of issuing the PUSH short message, and the second multimedia message center in this embodiment also has the function of selecting the transmission network. After receiving the MMS notification message sent by the SMS center, the MMS receiving terminal may select the network for downloading the MMS according to the set conditions. When the result of the selection is WLAN, the MMS download request is sent to the MMS WLAN access agent through the WLAN. The network gateway; when the result of the selection is a GPRS network, the MMS download request is sent to the MMS GPRS access proxy network gateway through the GPRS network. The condition of the setting in this embodiment may be that one of the plurality of networks is randomly selected, or may be selected according to the remaining resources of the current network. When the GPRS network is selected for transmission, the MMS download request sent by the MMS receiving terminal is routed to the MMS GPRS access proxy network gateway by the GGSN, and sent to the second MMS center via the MMS GPRS access proxy network gateway.

Correspondingly, a method for transmitting a multimedia message according to an embodiment of the present invention includes:

The MMS sending terminal sends the MMS data packet to be sent to the first MMS message through the WLAN.

WLAN access proxy network gateway;

The first MMS WLAN access proxy network gateway processes the received MMS data packet, and sends the processed MMS data packet to the first MMS center corresponding to the MMS sending terminal; and the first MMS center will The MMS data packet sent by the first MMS WLAN access proxy network gateway is sent to the second multimedia message center corresponding to the receiver.

For a better understanding of the embodiments of the present invention, the following description of the embodiments of the present invention is made by taking a complete transceiving process as an example. See Figure 7 and Figure 8.

Figure 7 shows the flow of sending a multimedia message, including the following steps:

Step 701: The user sets a network connection of the MMS sending terminal, and can set the MMS sending terminal to connect to the WLAN; or set the MMS sending terminal to automatically select the WLAN or GPRS network to transmit the MMS according to the network condition, or set the MMS sending terminal to selectively select the WLAN. Or MMS transmission of MMS.

Step 702: The user edits a multimedia message through the MMS sending terminal and selects to send. Step 703: The MMS sending terminal determines whether the WLAN is available. The main purpose of this step is to select a network for transmitting the MMS according to the setting of the step 701. In the case that the WLAN condition is good, it is recommended to use the WLAN to transmit the MMS, if the WLAN is unavailable or the user If it is set to send through the GPRS network, the MMS transmission system is transmitted through the GPRS network; if the WLAN is available, go to step 704; if the WLAN is not available, go to step 711.

Step 704: The MMS sending terminal needs to send an authentication request over the WLAN according to the HTTP 艮 format that is negotiated with the first MMS WLAN access proxy network gateway.

Step 705: The first MMS WLAN access proxy network gateway generates an authentication code to return to the MMS sending terminal according to a certain rule; the authentication code may be a usage time or a use time limit, and the authentication code and the MMS sending terminal identity may be guaranteed. ID - Correspondence, thus ensuring the security of access.

Step 706: The MMS sending terminal adds the authentication code information to the HTTP data packet, and sends the information to the first MMS WLAN access proxy network gateway through the WLAN.

Step 707: The first MMS WLAN access proxy network gateway authenticates the received MMS data packet. If the authentication code is consistent and is MMS data, it is considered to be legal. Go to step 708; if the authentication fails or Instead of MMS data, go to step 712.

Step 708: The first MMS WLAN access proxy network gateway performs some data format conversion on the legal MMS data packet, including processing the authentication code information in the MMS data packet. Then, the processed MMS data packet is sent to the MMS center. The purpose of this step is to ensure that the format of the data received by the MMS center is consistent with the data format transmitted by the GPRS network.

Step 709: The first MMS WLAN access proxy network gateway starts with the first multimedia message center.

HTTP data interaction, complete the transmission of MMS data packets.

Step 710: The MMS transmission is successful.

Step 711, using GPRS network transmission, the transmission process will not be described here.

Step 712: The MMS sending terminal is notified that the authentication fails, and the data transmission ends.

After the foregoing step 710, the method further includes the step of the first multimedia message center transmitting the received multimedia message data packet to the second multimedia message center of the receiver.

Please refer to Figure 8, Figure 8 for the process of receiving MMS, including the following steps:

Step 801: After receiving the MMS data packet by the first multimedia message center, the second multimedia message center receives the MMS message. A gateway of the WLAN access proxy network gateway and the MMS GPRS access proxy network gateway selects a gateway to send a multimedia message notification to the short message center.

Step 802: After receiving the MMS notification, the SMS center sends a MMS notification to the MMS receiving terminal. Step 803: After receiving the MMS notification, the MMS receiving terminal selects a network to receive the MMS. Before this, the setting process of the MMS receiving terminal network and the network selection process herein are described, and details are not described herein. Select WLAN as an example for explanation.

Step 804: The MMS receiving terminal sends a MMS download request to the MMS WLAN access proxy gateway through the WLAN.

Step 805: The MMS WLAN access proxy network gateway receives the MMS download request, performs authentication, and sends an MMS download request to the second MMS center after the authentication is passed.

Step 806: The second multimedia message center sends the multimedia message data packet to the MMS WLAN access proxy network gateway.

Step 807: The MMS WLAN access proxy network gateway processes the received MMS data packet (for example, format conversion of the MMS data packet, so that the converted data packet format conforms to the WLAN format) and sends the message to the MMS receiving terminal through the WLAN.

Step 808: The multimedia message is successfully received.

2. Since the transmission rate of the WLAN is much higher than that of the GPRS network, the transmission of the MMS through the WLAN can greatly improve the transmission rate of the MMS; thereby, the success rate of the MMS transmission and reception can be improved;

3. At the same time, due to the increase of transmission rate, the size of MMS content can be greatly improved, which can better meet the needs of customers to share pictures, audio and video through MMS; improve the satisfaction of user experience;

4. The mobile terminal can select an optimal access mode according to the network condition, thereby greatly reducing the probability of failure of MMS transmission; 5. The use of WLAN to transmit MMS is based on data traffic charges. Compared with transmission over GPRS network, the MMS fee of the end user can be greatly reduced; it is more conducive to the promotion of MMS service.

Obviously, those skilled in the art should understand that the above modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps are fabricated as a single integrated circuit module. Thus, embodiments of the invention are not limited to any specific combination of hardware and software.

The above is a detailed description of the embodiments of the present invention with reference to the accompanying drawings, and the detailed description of the invention is not limited to the description. It will be apparent to those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the invention.

Industrial Applicability In the embodiment of the present invention, by using the added WLAN for MMS transmission, the MMS traffic of the GPRS network can be effectively split, the utilization of the network resources is optimized, and the success rate of the MMS transmission and reception is improved, and the satisfaction of the user experience is improved. , reducing the end user's MMS fee, which is more conducive to the promotion of MMS business.

Claims

Claim

1. A method for sending a multimedia message, comprising:

2. The method for transmitting a multimedia message according to claim 1, wherein: the first MMS WLAN access proxy network gateway has a first public network address; and the MMS sending terminal sends the MMS data packet to be sent to the WLAN through the WLAN. The steps of a MMS WLAN access proxy gateway include:

The method for transmitting a multimedia message according to claim 1, wherein: the first MMS WLAN access proxy network gateway processes the received multimedia message data packet, and sends the processed multimedia message data packet to the multimedia message sending terminal. The steps of the corresponding first multimedia message center include:

The method for transmitting a multimedia message according to claim 3, wherein: the first multimedia message WLAN access proxy network gateway processes the received multimedia message data packet, and sends the processed multimedia message data packet to the multimedia message sending terminal. The steps of the corresponding first multimedia message center further include:

The method for transmitting a multimedia message according to any one of claims 1 to 4, wherein: the MMS is sent to the end Before the step of transmitting the MMS data packet to be sent to the first MMS WLAN access proxy network gateway by the WLAN, the method further includes:

6. A method for receiving a multimedia message, comprising:

After receiving the MMS notification, the MMS receiving terminal sends a MMS download request to the MMS WLAN access proxy gateway through a wireless local area network (WLAN);

7. The multimedia message receiving method according to claim 6, wherein: the MMS WLAN access proxy network gateway has a public network address; and the step of the MMS receiving terminal transmitting a MMS download request to the MMS WLAN access proxy gateway through the WLAN Includes:

The MMS receiving method of claim 6, wherein: the MMS WLAN access proxy network gateway sends the MMS data packet from the MMS center to the MMS receiving terminal by using the WLAN to:

The method for receiving a multimedia message according to any one of claims 6 to 8, wherein: the method further comprises: before the step of the MMS receiving terminal transmitting a MMS download request to the MMS WLAN access proxy gateway through the WLAN, the method further comprising:

The MMS receiving terminal selects a sending network according to the set condition. When the WLAN is selected, the MMS download request is sent to the MMS WLAN access agent by using the WLAN. When the GPRS network is selected, the MMS download request is sent to the MMS GPRS access proxy network gateway through the GPRS network.

A multimedia message sending system, comprising: a multimedia message sending terminal, a first multimedia message wireless local area network (WLAN) access proxy network gateway, and a first multimedia message center corresponding to the multimedia message sending terminal; wherein, the multimedia message sending terminal is configured Transmitting: the MMS data packet to be sent is sent to the first MMS WLAN access proxy network gateway by using a WLAN;

The first MMS WLAN access proxy network gateway is configured to: process the received multimedia message data packet, and send the processed multimedia message data packet to the first multimedia message center;

The first multimedia message center is configured to: send the multimedia message data packet sent by the first multimedia message WLAN access proxy network gateway to the second multimedia message center corresponding to the receiver.

11. The MMS sending system of claim 10, further comprising: a first access controller, wherein

The MMS sending terminal is set up:

12. The multimedia message transmitting system according to claim 10 or 11, further comprising: a multimedia message general packet radio service (GPRS) access proxy network gateway, wherein

A multimedia message receiving system, comprising: a multimedia message receiving terminal, a multimedia message wireless local area network (WLAN) access proxy network gateway, and a second multimedia message center corresponding to the multimedia message receiving terminal;

The MMS receiving terminal is configured to: after receiving the MMS notification, send a MMS download request to the MMS WLAN access proxy gateway through the WLAN; The MMS WLAN access proxy network gateway is configured to: send the MMS download request to the second MMS center; and send the MMS data packet from the second MMS center to the MMS receiving through the WLAN Terminal;

The MMS receiving system of claim 13, further comprising: an access controller, wherein the MMS WLAN access proxy network gateway has a public network address;

The MMS receiving terminal is configured to:

The WLAN is sent to the MMS WLAN access proxy network gateway.

The multimedia message receiving system according to claim 13 or 14, further comprising: a multimedia message general packet radio service (GPRS) access proxy network gateway, wherein

The multimedia message receiving system of claim 15, further comprising a short message center, wherein the second multimedia message center is further configured to: after receiving the multimedia message data packet sent by the first multimedia message center of the sender, Selecting, by the MMS WLAN access proxy network gateway and the MMS GPRS access proxy network gateway, a gateway to send a multimedia message notification to the short message center;