CN102215459B - Method for maintaining multimedia messaging service (MMS) continuity and mobile terminal - Google Patents
Method for maintaining multimedia messaging service (MMS) continuity and mobile terminal Download PDFInfo
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- CN102215459B CN102215459B CN201010141969.2A CN201010141969A CN102215459B CN 102215459 B CN102215459 B CN 102215459B CN 201010141969 A CN201010141969 A CN 201010141969A CN 102215459 B CN102215459 B CN 102215459B
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Abstract
The invention discloses a method for maintaining multimedia messaging service (MMS) continuity. The method comprises the following steps that: when a mobile terminal in an MMS business executes a switch of an access network, the mobile terminal saves the current MMS business information and maintains the current display status; when the switch is finished, the mobile terminal is reconnected to the core network of the mobile terminal through the current access network according to the searched saved MMS business information, continues the MMS business again and updates the display status of the mobile terminal. The invention discloses a mobile terminal at the same time. According to the invention, the MMS business continuity can provide a better user experience for mobile terminal users.
Description
Technical field
The present invention relates to and maintain multimedia information service (MMS, Multimedia Message Service) successional technology, particularly relate to a kind of support Wireless Fidelity (WiFi, Wireless Fi delity) mode mobile terminal, and this mobile terminal maintains multimedia information service successional method.
Background technology
Comprise 802.11b/g standard in WiFi technology, WiFi transmission speed is higher, can reach 11Mbps or 54Mbps.Current WiFi has become the synonym of WLAN (wireless local area network) (WLAN, Wireless Local Area Network) technology.WiFi function has become the standard configuration of middle and high end mobile terminal, mobile terminal WiFi gets online without being tethered to a cable has become a kind of trend and trend, surfed the Net by WiFi, web page browsing and speed of download are all than passing through GPRS (GPRS, General Packet Radio Service) or code division multiple access (CDMA, C ode Division Multiple Access) mode is faster, some mobile terminal is that the continuity ensureing to surf the web is experienced, when mobile terminal leaves Wi-Fi hotspot or WiFi signal is interrupted, automatic GRPS is provided to dial up on the telephone, online is switched to GRPS mode.And except function of surfing the Net, GRPS/GSM, TD SDMA (TD-SCDMA, Time Division-Synchronous CodeDivision Multiple Access), the mobile terminal such as CDMA can also provide other abundant data services, as wireless email pushes (PushMail), MMS, Streaming Media etc.And mobile terminal is once possess WiFi function, above-mentioned business has been used to become possibility by WiFi mode.Domestic present stage, some operator is fermenting for user provides by WiFi mode access to mobile network PS territory, thus obtains the form of service consistent with mobile network's access way and business experience.
Fig. 1 is the structural representation that the data service of WiFi and CDMA is merged, example is fused to WiFi and CDMA2000, as shown in Figure 1, CDMA2000/WiFi mode mobile terminal can by the packet-switching (PS of WiFi bearing mode access CDMA2000, Packet Switching) territory, mobile phone users not only can obtain and access consistent business experience with CDMA2000, and can obtain the uplink and downlink speed higher than CDMA2000 access.AP GW function in Fig. 1 is strengthened, just can by providing the fusion of speech business.
If the PDSN in Fig. 1 is replaced by Gateway GPRS Support Node (GGSN, Gateway GPRSSupport Node)/Serving GPRS Support Node (SGSN, Serving GPRS Support Node) network element, it is exactly the integration program of usual employing of WiFi and WCDMA (Wideband Code Division Multiple Access), WiFi and TD-CDMA, similar with two schemes presented hereinbefore, repeat no more here.
Several integration programs more than introduced all do not embody terminal when switching between WiFi and mobile network, how to ensure the continuity problem of data service, not yet have openly relevant technical scheme at present.WiFi and CDMA2000, WiFi and WCDMA and WiFi and TD-SCDMA are in the fusion of terminal aspect and network level, certainly will bring when mobile terminal switches between WiFi and mobile network and how ensure that these business are not interrupted, namely successional problem how is kept, the problem of namely service layer fusion.Although most data service is all carried out based on IP agreement at present, the application of often kind of data service then often have employed different communications protocol, and handover scheme is also not quite similar.
Which kind of merge regardless of WiFi and mobile network, Fig. 2 is the structural representation that the data service of WiFi and mobile network is merged, and WiFi mode mobile terminal is by mobile network's (specifically comprising CDMA2000, WCDMA, TD-SCDMA) or be finally linked in MMS operation system through core net by WiFi again.From service layer, no matter be which kind of integration program, also no matter mobile terminal is linked into MMS operation system by which kind of Access Network, mobile terminal carries out IP eventually through the IP address that mobile core network distributes with operation system and communicates, and the identical also possibility of IP address possibility that the mobile core network before and after switching distributes to terminal is different.
During mobile terminal support WiFi function, the problem being realized MMS business by mobile network or WiFi function will inevitably be faced, not only mobile phone users can initiatively select corresponding Access Network, and mobile terminal also can, according to the Access Network environment of reality, select corresponding Access Network to realize MMS business.Relate to Access Network when switching, for ongoing MMS business, must business switching be carried out, but current technology not yet has and relates to.
Summary of the invention
In view of this, main purpose of the present invention is that providing a kind of maintains the successional method of multimedia information service and mobile terminal, and mobile terminal, when carrying out Access Network and switching, can ensure the continuation of current MMS business.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of successional method of maintenance multimedia information service, comprising:
When the mobile terminal be in multimedia information service MMS business performs Access Network switching, preserve the information of current MMS business and maintain current display state;
After having switched, described mobile terminal according to find out preserve the information of MMS business, reconnected to the core net of described mobile network by present Access, continue described MMS business again, and upgrade the show state of described mobile terminal.
Preferably, described in be in MMS business and be, be in and receive in MMS business, or be in and send in MMS business.
Preferably, when being in reception MMS business, the information of preserving current MMS business is:
Preserve the uniform resource position mark URL information of current MMS business.
Preferably, the described described MMS business that again continues, for:
When being in reception MMS business, described mobile terminal receives described MMS message again according to the URL information of described MMS message.
Preferably, described Access Network comprises Wireless Fidelity WiFi, worldwide interoperability for microwave access WiMax and mobile network; Described Access Network switching comprises WiFi/WiMax and mobile network;
The Access Network that described mobile terminal performs between WiFi/WiMax and mobile network switches, for:
The Access Network that described mobile terminal triggers between WiFi/WiMax and mobile network voluntarily according to the Access Network switching condition self arranged switches;
Or, between WiFi/WiMax and mobile network, the switching of Access Network is carried out according to the switching command of described mobile terminal.
A kind of mobile terminal, by the core net of Access Network access mobile network, described mobile terminal comprises switch unit, the first determining unit, storage unit, searches unit, contiguous unit and updating block, wherein:
Switch unit, switches for performing Access Network, and triggers described first determining unit;
First determining unit, during for determining that described mobile terminal is in MMS business, triggers storage unit;
Storage unit, for preserving information and the current display information of current MMS business;
Search unit, for after described mobile terminal has switched, search the information of the MMS business that described storage unit is preserved;
Contiguous unit, for being reconnected to the core net of described mobile network by the Access Network after described switch unit switching, continue described MMS business again;
Updating block, after the described MMS business that continues in described contiguous unit, upgrades the show state of described mobile terminal.
Preferably, described first determining unit is determined that described mobile terminal is in further and is received in MMS business, or is in transmission MMS business.
Preferably, described storage unit, when described mobile terminal is in reception MMS business, preserves the URL information of current MMS business.
Preferably, described contiguous unit, when described mobile terminal is in reception MMS business, receives described MMS message according to the URL of described MMS business further again.
Preferably, described mobile terminal also comprises setting unit and monitoring means; Wherein:
Setting unit, for arranging Access Network switching condition;
Whether monitoring means, meet described Access Network switching condition for monitoring the current Access Network of described mobile terminal, and trigger described switch unit when satisfying condition.
Preferably, described mobile terminal also comprises receiving element, for receiving the switching command of described mobile terminal, and triggers described switch unit according to described switching command.
Preferably, described Access Network comprises WiFi, WiMax and mobile network; Described switch unit switches further between WiFi/WiMax and mobile network.
In the present invention, mobile terminal is according to the current energy information monitoring the wireless signal of present Access, when determining that carrying out Access Network switches, or when receiving the Access Network switching command of mobile phone users, mobile terminal judges currently whether have MMS business, sometimes the relevant information of current MMS business will be preserved, according to these MMS business of preserved MMS business continuing after realizing Access Network switching, thus ensure that the continuity of MMS business in mobile terminal, be supplied to mobile phone users preferably Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the structural representation that the data service of WiFi and CDMA is merged;
Fig. 2 is the structural representation that the data service of WiFi and mobile network is merged;
Fig. 3 is the flow chart that the present invention maintains the successional method of multimedia information service;
Fig. 4 is the first composition structural representation of mobile terminal of the present invention;
Fig. 5 is the second composition structural representation of mobile terminal of the present invention;
Fig. 6 is the third composition structural representation of mobile terminal of the present invention.
Embodiment
Basic thought of the present invention is: when switching between the Access Network of mobile terminal between WiFi and mobile network, mobile terminal preserves the relevant information of current ongoing MMS business, and these MMS business that continue after Access Network has switched, thus ensure that the continuity of the MMS business of mobile terminal when carrying out Access Network and switching.
For making the object, technical solutions and advantages of the present invention clearly understand, by the following examples also with reference to accompanying drawing, the present invention is described in more detail.
For convenience of description, the present invention is described for WiFi and CDMA mode mobile terminal, and technical scheme of the present invention is equally applicable to WiFi and WCDMA, WiFi and TD-SCDMA bimodulus or multi-module mobile terminal, and the present invention repeats no longer one by one.
Fig. 3 is the flow chart that the present invention maintains the successional method of multimedia information service, and as shown in Figure 3, the present invention maintains the successional method of multimedia information service and comprises the following steps:
Step 301: the MMS business starting mobile terminal, carries out MMS transmission or reception by CDMA or WiFi mode.
When starting MMS business according to mobile terminal, mobile terminal is according to the energy information of the wireless signal of current monitored Access Network, corresponding Access Network (WiFi or CDMA) is selected to be linked in the core net of mobile network, and realize the connection with MMS server by the core net of mobile network, thus realize corresponding MMS business; It should be noted that, when mobile terminal starts MMS business, also can realizing the selection of Access Network (WiFi or CDMA) according to the default configuration in mobile terminal, accessing as being defaulted as CDMA; Or, realize MMS business according to the current selected Access Network of user.Concrete, for mobile phone users provides the selection interface of Access Network, in WiFi and CDMA, select one as the Access Network of MMS business by user.
The MMS business of mobile terminal comprises reception MMS business and sends MMS business.
Step 302: carry out the switching between WiFi and CDMA.
Receive the switching command of mobile phone users, or when mobile terminal switches according to the handoff algorithms determination Access Network of self, mobile terminal carries out the switching of Access Network.Here, handoff algorithms mainly considers the radio signal quality that two Access Networks are current, the radio signal quality of present Access as CDMA is poor and the radio signal quality signal of WiFi is better time, mobile terminal will perform the switching of CDMA to WiFi.Concrete, radio signal quality comprises the parameter such as the signal strength signal intensity of signal, the signal to noise ratio of channel, and arranges the threshold value of switching, when current radio signal quality is lower than the threshold value set, namely think that current wireless signal is not suitable for transfer of data, need the switching carrying out Access Network; When determining that the radio signal quality of present Access is poor, also need the radio signal quality determining another Access Network whether poor equally, if also poor, during as being less than another threshold value, the switching of Access Network will do not performed, and when the radio signal quality of another Access Network is greater than a threshold value again of setting, then perform the switching of Access Network, otherwise the switching of Access Network will do not performed.
Step 303: when network occurring and switching, mobile terminal judges whether to there is the MMS business sending or receive still do not completed, and if there is no, does not then do any process; If existed, preserve the related data that these send or receive MMS.
Concrete, if mobile terminal current be just sending MMS business, need to preserve whole piece MMS message and its recipient, the people that makes a copy for, closely to make a gift to someone, the information such as theme; If mobile terminal is current is just receiving MMS, need URL(uniform resource locator) (URL, the Universal ResourceLocator) information of preserving MMS to be received.The above-mentioned current MMS business just sent or receive can be one or more of.
Step 304: after terminal completes the handoff procedure between WiFi and CDMA, MMS client checks whether the relevant information of depositing the MMS business of preserving before handover, if existed, then by the Access Network after switching, automatically resend or receive these MMS business.
The step 303 switched in above-mentioned client, to step 304, is the seamless user experience ensureing mobile terminal MMS business, in network switching process, keeps original user interface content.Such as, user is when browsing inbox content, and Access Network switches, and so now interface content keeps legacy data constant.If Access Network handoff procedure not yet terminates, and now, when user operation receives or sends the operation relevant to network interaction, information that interface then provides " network interruption " is pointed out, but after prompting, displaying contents keeps consistent with before interruption; If user is that when browsing multimedia message, broadcasting multimedia message etc. with the operation that network side is irrelevant, then mobile terminal provides normal local MMS business to user.
The present invention is applicable to any WiFi and CDMA, WiFi and WCDMA, WiFi and TD-SCDMA mobile terminal, comprise mobile terminal, intelligent mobile terminal, personal digital assistant (PDA, Personal DigitalAssistant) and palm PC (PPC, Palmsize Personal Computer) etc.The present invention comprises multimedia message, Email etc. with MMS business.
The present invention is not only applicable to WiFi mode mobile terminal and how keeps MMS business continuance when bearer network switches, and is applicable to the single mode mobile terminals such as GSM, CDMA, TD-SCDMA, WCDMA and has no progeny and how " the going offline " of recovering keeps MMS business continuance in the time in network signal occurs.
The present invention is not only applicable to how WiFi bimodulus or multi-module mobile terminal keep MMS business continuity when bearer network switches; if Access Network is changed a little; as be equally also applicable to worldwide interoperability for microwave access (WiMax, Worldwide Interoperability for Microwave Access) bimodulus or multi-module mobile terminal how to keep MMS business continuance when bearer network switches.Certainly, the mobile terminal of the multiple access network of any support is equally applicable to.
Fig. 4 is the first composition structural representation of mobile terminal of the present invention, and as shown in Figure 4, the mobile terminal of this example accesses the core net of mobile network by Access Network, Access Network comprises WiFi/WiMax and mobile network; Described mobile terminal comprises switch unit 40, first determining unit 41, storage unit 42, searches unit 43, contiguous unit 44 and updating block 45, wherein:
Switch unit 40, switches for performing Access Network, and triggers the first determining unit 41; Access Network switches the switching etc. between WiFi/WiMax and mobile network comprised in the successional method of aforementioned maintenance multimedia information service.
First determining unit 41, during for determining that described mobile terminal is in MMS business, triggers storage unit 42;
Storage unit 42, for preserving information and the current display information of current MMS business;
Search unit 43, for after described mobile terminal has switched, search the information of the MMS business that storage unit 42 is preserved;
Contiguous unit 44, for being reconnected to the core net of described mobile network by the Access Network after described switch unit switching, continue described MMS business again;
Updating block 45, for after described contiguous unit 44 continues described MMS business, upgrades the show state of described mobile terminal.
Above-mentioned first determining unit 41 is determined that described mobile terminal is in further and is received in MMS business, or is in transmission MMS business.Above-mentioned storage unit 42 described mobile terminal be in send in MMS business time, preserve MMS message, and the recipient of described MMS message, the people that makes a copy for, closely to make a gift to someone, subject information;
Storage unit 42, when described mobile terminal is in reception MMS business, preserves the URL information of MMS message.
Contiguous unit 44 is when described mobile terminal is in transmission MMS business, further according to the recipient of described MMS message, the people that makes a copy for, closely to make a gift to someone, the Access Network after being switched by described switch unit and the core net of described mobile network resend described MMS message and subject information thereof;
Contiguous unit 44, when described mobile terminal is in reception MMS business, receives described MMS message according to the URL of described MMS message further again.
Fig. 5 is the second composition structural representation of mobile terminal of the present invention, and as shown in Figure 5, on the basis of mobile terminal shown in Fig. 4, the mobile terminal of this example also comprises and is arranged at setting unit 47 in described mobile terminal and monitoring means 46; Wherein:
Setting unit 47, for arranging Access Network switching condition; Access Network switching condition comprises when the wireless signal strength of current Access Network is lower than a threshold value, and the wireless signal strength of another Access Network higher than another threshold value time, be switched to another Access Network described; Or in present Access, the current signal to noise ratio of mobile terminal when another Access Network is higher than another threshold value lower than certain threshold value, is switched to another network described.
Whether monitoring means 46, meet described Access Network switching condition for monitoring the current Access Network of described mobile terminal, and trigger switch unit 40 when satisfying condition.
Fig. 6 is the third composition structural representation of mobile terminal of the present invention, and as shown in Figure 6, on the basis of mobile terminal shown in Fig. 4, the mobile terminal of this example also comprises: receiving element 48, for receiving the switching command of user; Switch unit 40 switches according to described switching command.
Those skilled in the art are to be understood that, mobile terminal shown in Fig. 4, Fig. 5 and Fig. 6 designs for realizing the successional method of aforesaid maintenance multimedia information service, in mobile terminal shown in Fig. 4, Fig. 5 and Fig. 6, the function of each processing unit can refer to the description of preceding method and understands, the function of each processing unit realizes by the program run on processor, also realizes by concrete logical circuit.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (12)
1. maintain the successional method of multimedia information service, it is characterized in that, comprising:
When the mobile terminal be in multimedia information service MMS business performs Access Network switching, preserve the information of current MMS business and maintain current display state;
After having switched, described mobile terminal according to find out preserve the information of MMS business, reconnected to the core net of mobile network by present Access, continue described MMS business again, and upgrade the show state of described mobile terminal.
2. method according to claim 1, is characterized in that, described in be in MMS business and be, be in and receive in MMS business, or be in and send in MMS business.
3. method according to claim 2, is characterized in that, when being in reception MMS business, the information of preserving current MMS business is:
Preserve the uniform resource position mark URL information of current MMS business.
4. method according to claim 3, is characterized in that, the described described MMS business that again continues, for:
When being in reception MMS business, described mobile terminal receives described MMS message again according to the URL information of described MMS message.
5. the method according to any one of Claims 1-4, is characterized in that, described Access Network comprises Wireless Fidelity WiFi, worldwide interoperability for microwave access WiMax and mobile network; Described Access Network switching comprises WiFi/WiMax and mobile network;
The Access Network that described mobile terminal performs between WiFi/WiMax and mobile network switches, for:
The Access Network that described mobile terminal triggers between WiFi/WiMax and mobile network voluntarily according to the Access Network switching condition self arranged switches;
Or, between WiFi/WiMax and mobile network, the switching of Access Network is carried out according to the switching command of described mobile terminal.
6. a mobile terminal, by the core net of Access Network access mobile network, it is characterized in that, described mobile terminal comprises switch unit, the first determining unit, storage unit, searches unit, contiguous unit and updating block, wherein:
Switch unit, switches for performing Access Network, and triggers described first determining unit;
First determining unit, during for determining that described mobile terminal is in MMS business, triggers storage unit;
Storage unit, for preserving information and the current display information of current MMS business;
Search unit, for after described mobile terminal has switched, search the information of the MMS business that described storage unit is preserved;
Contiguous unit, for being reconnected to the core net of described mobile network by the Access Network after described switch unit switching, continue described MMS business again;
Updating block, after the described MMS business that continues in described contiguous unit, upgrades the show state of described mobile terminal.
7. mobile terminal according to claim 6, is characterized in that, described first determining unit is determined that described mobile terminal is in further and received in MMS business, or is in transmission MMS business.
8. mobile terminal according to claim 7, is characterized in that, described storage unit, when described mobile terminal is in reception MMS business, preserves the URL information of current MMS business.
9. mobile terminal according to claim 8, is characterized in that, described contiguous unit, when described mobile terminal is in reception MMS business, receives described MMS message according to the URL of described MMS business further again.
10. mobile terminal according to claim 6, is characterized in that, described mobile terminal also comprises setting unit and monitoring means; Wherein:
Setting unit, for arranging Access Network switching condition;
Whether monitoring means, meet described Access Network switching condition for monitoring the current Access Network of described mobile terminal, and trigger described switch unit when satisfying condition.
11. mobile terminals according to claim 6, is characterized in that, described mobile terminal also comprises receiving element, for receiving the switching command of described mobile terminal, and trigger described switch unit according to described switching command.
12. mobile terminals according to claim 10 or 11, it is characterized in that, described Access Network comprises WiFi, WiMax and mobile network; Described switch unit switches further between WiFi/WiMax and mobile network.
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| CN201010141969.2A CN102215459B (en) | 2010-04-01 | 2010-04-01 | Method for maintaining multimedia messaging service (MMS) continuity and mobile terminal |
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| CN103517360B (en) * | 2012-06-25 | 2017-04-19 | 华为终端有限公司 | Switching method, system and device |
| WO2014056146A1 (en) * | 2012-10-09 | 2014-04-17 | 华为技术有限公司 | Data pushing method, device, and system |
| CN105491633B (en) * | 2016-01-29 | 2019-05-31 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | Wireless network vertical handoff method and device |
| CN106534540B (en) * | 2016-11-17 | 2018-08-28 | 中卓信（北京）科技有限公司 | Communication information display methods and device |
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