CN101771959B - Instant messaging maintenance method, system and device - Google Patents
Instant messaging maintenance method, system and device Download PDFInfo
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- CN101771959B CN101771959B CN2008102473038A CN200810247303A CN101771959B CN 101771959 B CN101771959 B CN 101771959B CN 2008102473038 A CN2008102473038 A CN 2008102473038A CN 200810247303 A CN200810247303 A CN 200810247303A CN 101771959 B CN101771959 B CN 101771959B
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Abstract
The invention discloses an instant messaging maintenance method, a system and a device. The method comprises the following steps of: when an IM client monitors that a self GPRS link status is unavailable, transmitting status setting information to an IM server; recording the GPRS link status of the IM client as an unavailable status by the IM server according to the received status setting information; when information data to be transmitted exist in the IM client, packaging the information data into a short message, transmitting the short message to a gateway adapter by a short message server, converting the short message by the gateway adapter into instant information and transmitting the instant information to the IM server; and after the IM server receives the instant information the destination address of which is the IM client, transmitting the received instant information to the gateway adapter when the condition that the GPRS link of the IM client is unavailable is searched, converting the instant information into the short message by the gateway adapter and transmitting the short message to the IM client by the short message server. When the GPRS link of the IM client is unavailable, the method can normally transmit the information data of instant messaging and ensures that the instant messaging is not interrupted.
Description
Technical field
The present invention relates to moving communicating field, refer to a kind of method, system and device of under the voice communication condition, keeping instant messaging especially.
Background technology
(Instant messaging IM) professionally a kind ofly can realize instant message, interactive voice answering (Interactive Voice Response, IVR) the integrated communication service of multiple communication mode such as business to instant messaging.For example: Fetion is exactly a kind of instant messaging service that can on personal computer and portable terminal, use that China Mobile provides.Mobile immediate communication Service Market development in recent years is rapid, and the IM number of users constantly increases.
At present, it is as shown in Figure 1 that portable terminal uses instant messaging (Fetion etc.) network architecture professional and that voice communication (phone etc.) is professional.
Wherein, Portable terminal through base transceiver station (Base Transceiver Station, BTS), (Base Station Controller BSC) waits and to be connected to packet-switched domain (Packet-Switcheddomain base station controller; PS) domain core net (abbreviation packet domain core network); Through the network element in the PS domain core net, establish a communications link with the IM server, use instant messaging service.Voice communication service is by public switched telephone network (Public Switched Telephone Network; PSTN) (Circuit Switch, CS) each network element, BSC, the BTS in the domain core net (abbreviation circuit domain core net) sets up voice communication with portable terminal and is connected through circuit switching.
Network element in the above-mentioned PS domain core net; Can comprise: (the Mobile SwitchCenter of mobile switching centre; MSC), AUC (Authentication Center, AUC), attaching position register (Home Location Register, HLR), VLR Visitor Location Register (Visitor Location Register; VLR), Gateway Mobile Switching Center (Gateway Mobile-services Switching Center, GMSC) or the like; Network element in the CS domain core net; Can comprise: GPRS (GeneralPacket Radio Service; GPRS) network, Serving GPRS Support Node (Service GPRSSupporting Node; SGSN), Gateway GPRS Support Node (Gateway GPRS Support Node, GGSN) or the like; Enumerate no longer one by one here.
The IM system generally all uses GPRS link transmission IM message, and promptly IM realizes in packet domain; Global system for mobile communications is then used in voice communication, and (Global System for Mobile communications GSM) carries out, and promptly in circuit domain, realizes.Yet; Because portable terminal limited in one's ability, can not use simultaneously circuit domain (for example GSM) and packet domain (for example: GPRS) link, in the process of portable terminal use instant messaging service; If the phone incoming call is arranged; Be that voice communication service starts, the communication of circuit domain connects sets up, and can cause the communication of packet domain to connect interruption.Portable terminal can not continue to use IM professional this moment, can't receive and dispatch IM message.
With the Fetion is example, and when portable terminal carries out the GSM voice communication, the GPRS link will be disconnected.Be that the residing GPRS link of Fetion client was interrupted automatically after IVR used the portable terminal GSM link establishment success at center and Fetion client place.This moment, the IM system can't provide IM business service for the Fetion client that the user uses, and the Fetion client can't transmitting/receiving instance message.
Summary of the invention
The embodiment of the invention provides a kind of instant messaging maintenance method, system and device, makes not possess the portable terminal that uses circuit domain and packet domain communication capacity simultaneously, under the voice communication condition, can keep instant messaging not interrupt.
A kind of instant messaging maintenance method comprises:
Instant messaging IM client listens to self general packet radio service gprs Link State when unavailable, and transmit status is provided with information to instant communication IM server; It is unavailable that said IM server is provided with the GPRS Link State that information writes down said IM client according to the said state that receives;
When said IM client has information data to send, information data is packaged into short message, send to gateway adapter through short message server, said gateway adapter changes into instant message with said short message, sends to said IM server; And
After said IM server receives the instant message that destination address is said IM client; Inquire the GPRS link of said IM client when unavailable; The instant message that receives is sent to said gateway adapter; Said gateway adapter changes into short message with the instant message that receives, and sends to said IM client through said short message server.
According to said method of the present invention, said transmit status is provided with information to instant communication IM server, specifically comprises:
Said IM client is provided with information to said gateway adapter through the send SMS message state of form of said short message server, and the state that said gateway adapter is translated into the instant message form is provided with information, sends to said IM server.
Said method of the present invention also comprises:
But said IM client listens to self GPRS Link State and reverts to the time spent, through GPRS link transmit status information is set and gives said IM server; It is available that said IM server is provided with the GPRS Link State that information writes down said IM client according to the state that receives.
According to said method of the present invention, the GPRS Link State of the said IM client of said record is unavailable or available, specifically comprises:
Through revising the GPRS link-state identification of the said IM client of storing, the GPRS Link State that writes down said IM client is unavailable or available;
The said GPRS link that inquires said IM client is unavailable, specifically comprises: said IM server confirms that through the GPRS link-state identification of the said IM client of inquiry storage the GPRS link of said IM client is unavailable.
A kind of instant messaging is kept system, comprising: instant messaging IM client, short message server, gateway adapter and instant messaging IM server;
Said IM client is used to listen to self general packet radio service gprs Link State when unavailable, and transmit status is provided with information to instant communication IM server; And information data is packaged into short message, send to short message server, and receive the short message after the conversion that said short message server sends;
Said short message server is used for the short message with the said IM client transmission that receives, and is transmitted to said gateway adapter; And receive the short message after the conversion that said gateway adapter sends;
Said gateway adapter is used for the short message that the said short message server that receives sends is converted into instant message, sends to said IM server; And the instant message that the said IM server that will receive sends is converted into short message, sends to said short message server;
Said IM server, it is unavailable being used for according to the said state that receives the GPRS Link State that information writes down said IM client being set; And receive the instant message that said gateway adapter sends, and and after receiving the instant message that destination address is said IM client, inquire the GPRS link of said IM client when unavailable, the instant message that receives is sent to said gateway adapter.
According to said system of the present invention, but also being used to listen to self GPRS Link State, said IM client reverts to the time spent, through GPRS link transmit status information is set and gives said IM server;
Said IM server, it is available also being used for according to the state that receives the GPRS Link State that information writes down said IM client being set.
A kind of instant messaging IM server comprises:
Receiver module, the state that is used to receive from instant messaging IM client is provided with message; And the instant message that receives the gateway adapter transmission;
The state recording module, it is unavailable or available being used for according to the said state that said receiver module receives the GPRS Link State that information writes down said IM client being set;
Enquiry module is used for the destination address according to the instant message that receives, and inquires about the GPRS Link State of the corresponding IM client of said destination address;
Sending module is used for inquiring the GPRS link of IM client of said correspondence when unavailable when said enquiry module, and the instant message that receives is sent to said gateway adapter.
According to above-mentioned IM server of the present invention, said state recording module comprises:
Resolution unit is used for that the state that receives is provided with information and resolves;
The state recording unit is used for the analysis result according to said resolution unit, revises the GPRS link-state identification of the said IM client of storage, and the GPRS Link State that writes down said IM client is unavailable or available.
According to above-mentioned IM server of the present invention, said enquiry module specifically is used to inquire about the GPRS link-state identification of the said IM client of storage, confirms that the GPRS link of said IM client is unavailable or available.
A kind of instant messaging IM client comprises:
The status monitoring module is used to listen to self general packet radio service gprs Link State;
Package module is used for information data is packaged into short message;
Sending module is used for said status monitoring module and listens to self GPRS Link State when unavailable, and transmit status is provided with information to instant communication IM server; And the short message that said package module is packaged sends to short message server;
Receiver module is used to receive the short message that said short message server sends.
According to above-mentioned IM client of the present invention, said sending module also is used for: revert to the time spent but said status monitoring module listens to self GPRS Link State, through GPRS link transmit status information is set and gives said IM server.
The instant messaging maintenance method that the embodiment of the invention provides, system and device listen to self GPRS Link State when unavailable through the IM client, and transmit status is provided with information and gives the IM server; The IM server is unavailable according to the GPRS Link State that the state that receives is provided with this IM client of information record; When this IM client has information data to send, send to the IM server through short message server and gateway adapter; And receive destination address for behind the instant message of this IM client when the IM server, send to this IM client through gateway adapter and short message server.Said method is when the GPRS of IM client link is unavailable; Can not receive the restriction of terminal capability; Communication path through circuit domain transmits the information data of instant messaging, guarantees that instant messaging does not interrupt, under the existing network framework; Realized the seamless integrated of telecommunication service and instant messaging service, make instant communication users can live good user experience effect.
Description of drawings
Fig. 1 is the sketch map that portable terminal uses the network architecture of instant messaging service and voice communication service in the prior art;
Fig. 2 is the flow chart of instant messaging maintenance method in the embodiment of the invention;
Fig. 3 keeps the structural representation of system for instant messaging in the embodiment of the invention;
Fig. 4 is the structural representation of IM client in the embodiment of the invention;
Fig. 5 is the structural representation of IM server in the embodiment of the invention.
Embodiment
Because short message communication system can be realized the transmission of short message through the communication link of circuit domain.So portable terminal still can be received and dispatched short message when using voice communication.Based on above-mentioned situation; The embodiment of the invention provides a kind of instant messaging maintenance method, carries out at portable terminal under the condition of voice communication, has promptly set up after the communication connection of circuit domain; Cause the communication of packet domain to connect when interrupting; Instant messaging IM client in this portable terminal is through the network element in the circuit domain, and the information of carrying out transmits, to guarantee that instant messaging does not interrupt.Be GPRS network below with the packet domain; Circuit domain is that example describes for the GSM network; Promptly cause under the situation of GPRS link down in IVR communication, the instant messaging IM client in this portable terminal is kept not interrupting of instant messaging through short message server and the gateway adapter with protocol translation function.
The embodiment of the invention provides a kind of instant messaging maintenance method; IM client (is example with the IM customer end A) monitor self Link State and when self Link State is unavailable, realize and the IM server between information interaction; Its flow chart is as shown in Figure 2, and execution in step is following:
The Link State of step 1:IM customer end A monitoring self GPRS (being packet domain) judges whether the GPRS Link State is available.
The IM customer end A can be set up socket (socket) and connect when using the GPRS link to carry out instant messaging.When the voice communication connection was set up, the GPRS link was unavailable, and then socket connects overtime, and the IM customer end A captures time exceeded message, confirms that the GPRS link is a down state.
Special, present intelligent terminal generally provides GPRS Link State monitoring mechanism in its operating system, and the IM customer end A that at this moment is installed on the intelligent terminal just can detect the GPRS link more easily.
Special, when listening to the GPRS link when unavailable, whether IM customer end A prompting user keeps instant messaging, and carries out subsequent operation according to user's instruction, and promptly when user's selection was kept, execution in step 2 again; If the user selects not keep, then finish instant messaging according to user instruction.
Step 2:IM customer end A transmit status is provided with information and gives the IM server.Specifically comprise:
When the IM customer end A listens to self GPRS link when unavailable, to IM server transmit status information is set, it is that the GPRS link is unavailable that oneself state is set.Be specially:
The send SMS message state of form of 2a:IM customer end A is provided with information to short message server.
Wherein, short message server can specifically comprise common sms center and Short Message Service Gateway etc.
Wherein, the state of short message format is provided with information and for the state that uses the short message related protocol information is set, and for example: the short message related protocol can use China Mobile point-to-point (Chinamobile Peer to Peer, CMPP) agreement.State is provided with and carries destination address mark in the information, and its destination address is the IM server.
Promptly under the disabled situation of GPRS Link State, the state that the IM customer end A can select to use the communication link transmission IM customer end A of circuit domain to send is provided with information.
2b: short message server is provided with information with the state of the short message format that receives and sends to gateway adapter.
After the short message server state of receiving is provided with information,, determines and issue the IM server, then this state is provided with information and is sent to gateway adapter according to the destination address mark of carrying.
2c: gateway adapter carries out sending to the IM server after the protocol translation.
Gateway adapter has the protocol translation function.The state that the state setting of short message format is converted into the instant message form is provided with information, and the state of the instant message form after will transforming is provided with information and sends to the IM server.
For example: the state that will use the state setting of the short message format of CMPP agreement to be converted into the instant message form that uses the IM agreement is provided with information.
The GPRS link of step 3:IM server record IM customer end A is a down state.
Through the GPRS link-state identification of IM customer end A in the link-state information of revising all IM clients of storing, the GPRS Link State of record IM customer end A changes to unavailable.
When the GPRS of IM customer end A Link State was unavailable, the information interaction between IM customer end A and the IM server (comprise and send and receive) process specifically comprised following step:
Step 4:IM customer end A becomes short message to send to short message server data encapsulation to be sent.
Under the disabled situation of the GPRS of IM customer end A link, the IM customer end A is selected information data to be sent (for example: the CMPP tunneling) compress, encapsulate is adopted the short message related protocol.After encapsulation, select to send to the IM server through short message server.
Be the message data after the IM customer end A can select to use the encapsulation that the communication link transmission IM customer end A of circuit domain sends.
Step 5: short message server sends to gateway adapter with the short message that receives.
Short message server is according to the destination address mark that comprises in the short message that receives, and the destination address of determining this short message is the IM server, then this short message is sent to gateway adapter.
Step 6: gateway adapter is converted into instant message with short message, and the instant message that conversion obtains is sent to the IM server.
Gateway adapter has the protocol translation function, and the short message of the use short message related protocol that receives is decompressed, and obtains information data, re-uses the IM agreement information data is packaged into instant message.
Instant message after transforming is sent to the IM server.
Step 7:IM server will receive instant message and send to other corresponding IM clients.
The IM server is confirmed the IM client of this instant message of reception that instant message is corresponding according to the destination address mark that the instant message that receives comprises, and sends it to the IM client of determining then.
When sending to other IM clients, the IM server also can be inquired about the GPRS Link State of each IM client, selects to send or send through circuit domain (like gateway adapter and short message server) through packet domain (like GPRS) link.
Above-mentioned steps 4-7 is the GPRS link of IM customer end A when unavailable, sends the process of information data to the IM server, below step 8-11 be the IM customer end A receives information data from the IM server process.
Step 8:IM server will receive the instant message that other IM clients send over.
Resolve receiving instant message,, get access to the instant message that destination address is the IM customer end A according to the destination address mark that comprises in the instant message.
The IM server obtains the link-state identification of the IM customer end A of storage through the GPRS link-state information of all IM clients of query note, and the GPRS link of judging the IM customer end A is unavailable, and then execution in step 9.
But when the time spent, then send through the GPRS link, this kind situation is identical with prior art.
Step 9:IM server sends to gateway adapter with the instant message that receives.
The IM server is selected to transmit instant message through the circuit domain link when the GPRS Link State of confirming the IM customer end A is unavailable.
Step 10: gateway adapter changes into short message with the instant message that receives, and the short message that conversion obtains is sent to short message server.
Gateway adapter has the protocol translation function, and the instant message that the instant message that uses the IM agreement is received decompresses, and obtains information data, and the related protocol that re-uses short message is packaged into short message with information data.
Short message after transforming is sent to the IM server.
Step 11: the short message that the conversion that short message server will receive obtains sends to the IM customer end A.
It is the short message that sends to the IM client that portable terminal can be discerned this short message through port numbers, then this message is offered corresponding IM customer end A, is represented to the user by the IM customer end A.
Special, except that identifying, can also distinguish with common short message through other signs are set through port numbers.
But be the time spent when the IM customer end A listens to self GPRS link-recovery, carry out following steps:
Step 12:IM customer end A transmit status is provided with information and gives the IM server.
Information is set gives the IM server through the transfer immediate news state of form of GPRS link, oneself state is set uses for the GPRS link.
The GPRS link of step 13:IM server record IM customer end A is a upstate.
The IM server is through revising the GPRS link-state identification of the IM customer end A of storing, and the GPRS link of record IM customer end A is a upstate.
Under the situation that the GPRS link can be used, IM customer end A and IM server communicate through the GPRS link, and its process is identical with prior art, repeats no more here.
According to above-mentioned instant messaging maintenance method of the present invention, can make up a kind of instant messaging and keep system, as shown in Figure 3, comprising: IM client 10, short message server 20, gateway adapter 30 and instant messaging IM server 40.
Sending module 103 is used for status monitoring module 101 and listens to self GPRS Link State when unavailable, and transmit status is provided with information and gives IM server 40; And package module 102 packaged short messages are sent to short message server 20.
Sending module 103 also is used for: revert to the time spent but status monitoring module 101 listens to self GPRS Link State, through GPRS link transmit status information is set and gives IM server 40.
Receiver module 401, the state that is used to receive from IM client 10 is provided with message; And the instant message that receives gateway adapter 30 transmissions.
State recording module 402, the GPRS Link State that is used for being provided with according to the state that receiver module 401 receives information record IM client 10 is unavailable or available.
Preferable, state recording module 402 further can comprise: resolution unit 4021 and state recording unit 4022.
Resolution unit 4021 is used for that the state that receives is provided with information and resolves.
State recording unit 4022 is used for the analysis result according to resolution unit 4021, revises the GPRS link-state identification of the IM client 10 of storage, and the GPRS Link State of record IM client 10 is unavailable or available.
Enquiry module 403 is used for the destination address according to the instant message that receives, and inquires about the GPRS Link State of the corresponding IM client of this destination address.
Enquiry module specifically is used to inquire about the GPRS link-state identification of storage IM client, confirms that the GPRS link of IM client is unavailable or available.
Sending module 404 is used for inquiring the GPRS link of corresponding IM client when unavailable when enquiry module 403, and the instant message that receives is sent to gateway adapter 30.
Above-mentioned instant messaging is kept in the system, and gateway adapter 30 can be virtual or the entity network element.Gateway adapter 30 can be set to independent equipment with IM server 40, also can be integrated into a server.Can also do expansion to short breath server, gateway adapter 30 is configured on the short message server 20.
Above-mentioned instant messaging maintenance method, system and device that the embodiment of the invention provides; For the portable terminal that can not support circuit domain and packet domain simultaneously; Carry out voice communication at portable terminal; Cause under the situation of the employed GPRS link down of instant messaging, keep not interrupting of instant messaging, solved the disabled problem of instant messaging under the voice communication condition through the communication link that uses circuit domain.Under the basic prerequisite that keeps the existing network framework, can not receive the restriction of terminal capability and keep instant messaging, realized the seamless fusion of telecommunication service and IM business.Be specially:
When using the portable terminal of instant messaging service to have speech business to insert through the IM client; Monitor self GPRS Link State through the IM client; Make the IM server can in time know the GPRS Link State of each IM client,, can in time switch transmission channel receiving destination address when being the instant message of the disabled IM client of GPRS link; But, switch promptly and accurately and guaranteed that the link of instant messaging is unimpeded in the GPRS link-recovery time spent also switchback in time.
When the GPRS link is interrupted, through the short message server in the GSM network and new add network element---gateway adapter is set up the new path between IM client and the IM server.Do not sacrificing under the voice communication quality condition, keeping not interrupting of instant messaging, solving instant messaging interrupted common problem when GPRS is unavailable.
Simultaneously, improve the utilization ratio of channel through the compression and decompression of message.
Above-mentioned instant messaging maintenance method, system and device that the embodiment of the invention provides; Unavailable with the GPRS link is that example describes; But in practical application, be not limited to GPRS network, can be generalized in the application scenarios of various correspondences of circuit domain and packet domain.
It is thus clear that; The above is merely the preferable embodiment of the present invention; But protection scope of the present invention is not limited thereto; Any technical staff who is familiar with the present technique field variation that can expect easily, replaces or is applied to other similar devices in the technical scope that the present invention discloses, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (11)
1. an instant messaging maintenance method is characterized in that, comprising:
Instant messaging IM client listens to self general packet radio service gprs Link State when unavailable, and transmit status is provided with information to instant communication IM server; It is unavailable that said IM server is provided with the GPRS Link State that information writes down said IM client according to the said state that receives;
When said IM client has information data to send, information data is packaged into short message, send to gateway adapter through short message server, said gateway adapter changes into instant message with said short message, sends to said IM server; And
After said IM server receives the instant message that destination address is said IM client; Inquire the GPRS link of said IM client when unavailable; The instant message that receives is sent to said gateway adapter; Said gateway adapter changes into short message with the instant message that receives, and sends to said IM client through said short message server.
2. the method for claim 1 is characterized in that, said transmit status is provided with information to instant communication IM server, specifically comprises:
Said IM client is provided with information to said gateway adapter through the send SMS message state of form of said short message server, and the state that said gateway adapter is translated into the instant message form is provided with information, sends to said IM server.
3. according to claim 1 or claim 2 method is characterized in that, also comprises:
But said IM client listens to self GPRS Link State and reverts to the time spent, through GPRS link transmit status information is set and gives said IM server; It is available that said IM server is provided with the GPRS Link State that information writes down said IM client according to the state that receives.
4. method as claimed in claim 3 is characterized in that, the GPRS Link State of the said IM client of said record is unavailable or available, specifically comprises:
Through revising the GPRS link-state identification of the said IM client of storing, the GPRS Link State that writes down said IM client is unavailable or available;
The said GPRS link that inquires said IM client is unavailable, specifically comprises: said IM server confirms that through the GPRS link-state identification of the said IM client of inquiry storage the GPRS link of said IM client is unavailable.
5. an instant messaging is kept system, it is characterized in that, comprising: instant messaging IM client, short message server, gateway adapter and instant messaging IM server;
Said IM client is used to listen to self general packet radio service gprs Link State when unavailable, and transmit status is provided with information to instant communication IM server; And information data is packaged into short message, send to short message server, and receive the short message after the conversion that said short message server sends;
Said short message server is used for the short message with the said IM client transmission that receives, and is transmitted to said gateway adapter; And receive the short message after the conversion that said gateway adapter sends;
Said gateway adapter is used for the short message that the said short message server that receives sends is converted into instant message, sends to said IM server; And the instant message that the said IM server that will receive sends is converted into short message, sends to said short message server;
Said IM server, it is unavailable being used for according to the said state that receives the GPRS Link State that information writes down said IM client being set; And receive the instant message that said gateway adapter sends, and and after receiving the instant message that destination address is said IM client, inquire the GPRS link of said IM client when unavailable, the instant message that receives is sent to said gateway adapter.
6. system as claimed in claim 5 is characterized in that, reverts to the time spent but said IM client also is used to listen to self GPRS Link State, through GPRS link transmit status information is set and gives said IM server;
Said IM server, it is available also being used for according to the state that receives the GPRS Link State that information writes down said IM client being set.
7. an instant messaging IM server is characterized in that, comprising:
Receiver module, the state that is used to receive from instant messaging IM client is provided with message; And receive the instant message that gateway adapter sends, wherein, said instant message is the instant message that the short message that receives is changed into by said gateway adapter;
The state recording module, it is unavailable or available being used for according to the said state that said receiver module receives the GPRS Link State that information writes down said IM client being set;
Enquiry module is used for the destination address according to the instant message that receives, and inquires about the GPRS Link State of the corresponding IM client of said destination address;
Sending module is used for inquiring the GPRS link of IM client of said correspondence when unavailable when said enquiry module, and the instant message that receives is sent to said gateway adapter.
8. IM server as claimed in claim 7 is characterized in that, said state recording module comprises:
Resolution unit is used for that the state that receives is provided with information and resolves;
The state recording unit is used for the analysis result according to said resolution unit, revises the GPRS link-state identification of the said IM client of storage, and the GPRS Link State that writes down said IM client is unavailable or available.
9. IM server as claimed in claim 8 is characterized in that, said enquiry module specifically is used to inquire about the GPRS link-state identification of the said IM client of storage, confirms that the GPRS link of said IM client is unavailable or available.
10. an instant messaging IM client is characterized in that, comprising:
The status monitoring module is used to listen to self general packet radio service gprs Link State;
Package module is used for information data is packaged into short message;
Sending module is used for said status monitoring module and listens to self GPRS Link State when unavailable, and transmit status is provided with information to instant communication IM server; And the short message that said package module is packaged sends to short message server; Wherein, said short message sends to gateway adapter through short message server, and said gateway adapter changes into instant message with said short message, sends to said IM server;
Receiver module is used to receive the short message that said short message server sends.
11. IM client as claimed in claim 10 is characterized in that, said sending module also is used for: revert to the time spent but said status monitoring module listens to self GPRS Link State, through GPRS link transmit status information is set and gives said IM server.
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| CN2008102473038A CN101771959B (en) | 2008-12-29 | 2008-12-29 | Instant messaging maintenance method, system and device |
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| CN2008102473038A CN101771959B (en) | 2008-12-29 | 2008-12-29 | Instant messaging maintenance method, system and device |
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| CN102006229A (en) * | 2010-11-24 | 2011-04-06 | 中兴通讯股份有限公司 | Processing method, device and system of link state |
| CN102123511B (en) * | 2011-03-18 | 2013-08-28 | 中国电信股份有限公司 | Mobile network data transmission method and system as well as mobile terminal |
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