CN101442652A - Method, equipment and system for implementing video call business - Google Patents
Method, equipment and system for implementing video call business Download PDFInfo
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- CN101442652A CN101442652A CNA200810187290XA CN200810187290A CN101442652A CN 101442652 A CN101442652 A CN 101442652A CN A200810187290X A CNA200810187290X A CN A200810187290XA CN 200810187290 A CN200810187290 A CN 200810187290A CN 101442652 A CN101442652 A CN 101442652A
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Abstract
The embodiment of the invention discloses a realization method, a realization device and a realization system for video call service. The method comprises the following steps: receiving video call service data flows, and loading the video call service data flows on at least two data channels connected to a mobile station of a sending party respectively; and merging the video call service data flows to realize the video call service corresponding to the video call service data flow. The embodiment of the invention loads the video call service data flows on at least two data channels to send, thereby extending the bandwidth of loading channels and improving the quality of the video call service.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of video call business implementation method, equipment and system.
Background technology
At present, the business among the mobile network is based on voice call service, and along with science and technology development and growth in the living standard, people have proposed the requirement of video call to the mobile network.Because video call, can only be carried on speed to the having relatively high expectations of bandwidth faster on the mobile network, therefore, traditional mobile network is because the restriction of bandwidth can't be carried video call business.
In the prior art, can be by reducing the speed of video flowing, the video call data are converted to are carried on the lower GSM of bandwidth (Global System for Mobile communications, global system for mobile communications) CS (Circuit Switching, circuit switching) the video call data on the territory, and by the transmission of GSM CS passage.
The inventor is in realizing process of the present invention, and there are the following problems at least to find prior art:
The video call business of implementing in the GSM CS territory, though can carry under the bandwidth about 12Kbps after reducing video flowing speed, because bandwidth is lower, video effect is bad, QoS (Quality ofService, service quality) is relatively poor.
Summary of the invention
The embodiment of the invention provides a kind of video call business implementation method, equipment and system, has improved the quality of video call business.
The embodiment of the invention proposes a kind of video call business implementation method, comprising:
Receiver, video call business data flow, described video call business data flow are carried on respectively on two data channel that are connected to the transmit leg travelling carriage at least;
Merge described video call business data flow, to realize the video call business of described video call business data flow correspondence.
The embodiment of the invention also proposes a kind of video call business implementation method, comprising:
Receive at least two call requests;
Determine that described at least two call requests are the call request at same recipient's travelling carriage;
For described at least two call requests are established at least two data channel of recipient's travelling carriage, to transmit the data flow of described video call business.
The embodiment of the invention also proposes a kind of recipient's travelling carriage, comprising:
First receiver module is used for receiver, video call business data flow, and described video call business data flow is carried on respectively on two data channel that are connected to the transmit leg travelling carriage at least;
Merge module, be used to merge the described video call business data flow that described first receiver module receives.
The embodiment of the invention also proposes a kind of video call business and realizes system, comprising:
The transmit leg travelling carriage is used for the video call business data flow that needs send is divided at least two parts, the video call business data flow after described cutting apart is carried on two data channel at least, and sends to recipient's travelling carriage;
Recipient's travelling carriage, be used to receive described video call business data flow, described video call business data flow be carried on respectively and described transmit leg travelling carriage between at least two data channel on, merge described video call business data flow, to realize the video call business of described video call business data flow correspondence.
The technical scheme of the embodiment of the invention has the following advantages, because with the video call business data, is carried at least two data channel and sends, thereby, expanded the bandwidth of bearer path, improved the quality of video family call business.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of video call business implementation method flow chart in the embodiment of the invention;
Fig. 2 is the another kind of video call business implementation method flow chart in the embodiment of the invention;
Fig. 3 is another the video call business implementation method flow chart in the embodiment of the invention;
Fig. 4 is another the video call business implementation method flow chart in the embodiment of the invention;
Fig. 5 is a kind of recipient's travelling carriage structural representation in the embodiment of the invention;
Fig. 6 is the another kind of recipient's travelling carriage structural representation in the embodiment of the invention;
Fig. 7 is another the recipient's travelling carriage structural representation in the embodiment of the invention;
Fig. 8 is that a kind of video call business in the embodiment of the invention is realized the system configuration schematic diagram.
Embodiment
Recipient's travelling carriage in the embodiment of the invention can be provided with at least two SIM (SubscriberIdentity Module, User Recognition) card, and the two-way radiofrequency signal is provided.The transmit leg travelling carriage is set up signaling with recipient's travelling carriage and is connected, (the different SIM card of corresponding recipient's travelling carriage is set up different data channel to set up at least two data channel with this recipient's travelling carriage, for example recipient's travelling carriage has two cards, then set up two data channel), and corresponding data channel strips number, the video call business data flow is divided at least two parts, it is carried on respectively on two data channel being set up at least, send to recipient's travelling carriage.Recipient's travelling carriage receives the video call business data flow of cutting apart transmission, this video call business data flow is merged, and be shown to the user.
The embodiment of the invention is utilized recipient's travelling carriage setting at least two SIM cards, at least two-way radiofrequency signal is provided, it is the characteristic of the many radio frequencies of plurality of SIM cards, travelling carriage and network side are carried out corresponding transformation, make transmit leg travelling carriage and recipient's travelling carriage after connecting, can set up at least two data channel that are used for carrying data, and utilize these at least two data channel to transmit the video call business data flow, can obtain video effect and QoS preferably, improve the quality of video call business.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
As shown in Figure 1, a kind of video call business implementation method flow chart in the embodiment of the invention may further comprise the steps:
The transmit leg travelling carriage is provided with at least two SIM cards, and the radiofrequency signal that this SIM card provides by the interior radio frequency chip of establishing is set up at least two data channel.The transmit leg travelling carriage is set up signaling with recipient's travelling carriage and is connected, and foundation and recipient's data channel, the video call business data flow is converted to the video call business data flow that can be carried on the low speed data channel, this data channel is corresponding with the SIM card of recipient's travelling carriage, has several SIM cards that several data channel are promptly arranged.The method of converting video call business data flow can comprise, by reducing resolution, by reducing frame per second, by adopt can changing down coded format, change by adopting modes such as local roam mode.
The video call business data flow that the transmit leg travelling carriage will need to send is divided at least two parts, be carried on respectively on the different data channel, send to recipient's travelling carriage, this data channel can be CS numeric field data passage, also can be respectively CS numeric field data passage and PS (Packet Switch, packet switching) numeric field data passage.When this data channel was respectively CS numeric field data passage and PS numeric field data passage, the video call business data flow that needs to send was split into voice flow and video flowing, and this voice flow is carried on the CS numeric field data passage, and this video flowing is carried on the PS numeric field data passage.Above-mentioned transmit leg travelling carriage and recipient's travelling carriage can be terminal communication equipment, as mobile phone etc.
Because adopt data service carrying video call in GSM CS territory, every data channel can provide the bandwidth of 12Kbps.Video call business data flow after the transmit leg travelling carriage will be changed is divided at least two parts, be carried on respectively on the different data channel, send to recipient's travelling carriage, then in GSM CS territory, the video call business data flow is carried on the channel of 24Kbps bandwidth at least.In like manner, in WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)) CS territory, the video call business data flow is carried on the channel of 128Kbps bandwidth at least.
After recipient's travelling carriage receives the video call business data flow of cutting apart transmission from least two data channel, the video call business data flow that receives is merged, video traffic data after merging are shown to the user, to realize the video call business of video call business data flow correspondence.
The technical scheme of the embodiment of the invention sends by the video call business data flow being carried at least two data channel between transmit leg travelling carriage and the recipient's travelling carriage, can only set up a Data-carrying passage with respect to transmit leg travelling carriage in the prior art and recipient's travelling carriage and transmit video flowing, expand the bandwidth of bearer path, improved the quality of video family call business.
As shown in Figure 2, the another kind of video call business implementation method flow chart in the embodiment of the invention may further comprise the steps:
Step 202 determines that at least two call requests are the call request at same recipient's travelling carriage.
During recipient MSC (Mobile Switching Center, mobile switching centre) calling user, receive at least two call requests, comprise the number of recipient's travelling carriage in this call request.Recipient MSC can determine that these at least two call requests are the call request at same recipient's travelling carriage according to the number of the recipient's travelling carriage that comprises in the call request, wherein, the number of recipient's travelling carriage that this call request comprises can be identical, also can adopt the form of following number, for example, two numbers only differ last numeral.
Because recipient's travelling carriage is provided with at least two SIM cards, at least two call requests that recipient MSC determines to receive are for after the call request at same recipient's travelling carriage, these at least two call requests are routed to SIM card different on recipient's travelling carriage respectively, to set up at least two data channel, at least two signalings of a plurality of SIM card and the foundation of transmit leg travelling carriage in recipient's travelling carriage are connected and two data channel at least, with carrying video call business data flow, realize video call business.
The technical scheme of the embodiment of the invention sends by the video call business data flow being carried at least two data channel between transmit leg travelling carriage and the recipient's travelling carriage, has expanded the bandwidth of bearer path, has improved the quality of video family call business.
As shown in Figure 3, another the video call business implementation method flow chart in the embodiment of the invention may further comprise the steps:
Step 301, the transmit leg travelling carriage sends call setup request message to transmit leg MSC.
Can comprise two cards in the transmit leg travelling carriage, SIM card 1 and SIM card 2, SIM card 1 and SIM card 2 send two call setup request messages to transmit leg MSC simultaneously, called number in these two call setup request messages is the number of recipient's travelling carriage, because recipient's travelling carriage comprises at least two cards, the number of its every card can be identical also can be inequality (can take to follow the form of number the time inequality, but make both auto-associatings), so the called number in these two call setup request messages can be the same or different, require to set up signaling and be connected with recipient's travelling carriage.The number of SIM card 1 and SIM card 2 can be identical, also can adopt the form of following number, and for example, the number of SIM card 1 and SIM card 2 only differs last numeral.
Step 302, transmit leg MSC sends IAM (Initial AddressMessage, initial address message) to recipient MSC.
After transmit leg MSC receives the call setup request message of transmit leg travelling carriage transmission, send IAM to recipient's travelling carriage.IAM is the part of integrated service digital network call setting, is used to grasp circuit, transmission addressing, call treatment or routing information, comprises number, the address of recipient's travelling carriage, and other information relevant with path and call treatment.
Step 303, recipient MSC sends call setup request message to recipient's travelling carriage.
Before recipient's travelling carriage receiver, video call business data flow, receive at least two call setup request messages, to should at least two call setup request messages, be established at least two data channel of transmit leg travelling carriage respectively.
Can comprise SIM card 3 and SIM card 4 in the present embodiment in recipient's travelling carriage, recipient MSC need determine that these two call setup request messages are at same recipient's travelling carriage, specifically can determine according to the called number that carries in the call request message, in order to make recipient MSC know that SIM card 3 and SIM card 4 belong to same travelling carriage, then at HLR (Home Location Register, the Home Location Registry place) supports under the situation of two card jack per lines, SIM card 3 and SIM card 4 can adopt jack per line, if HLR does not support under the situation of two card jack per lines, SIM card 3 and SIM card 4 can adopt the form of following number, for example, 4 of SIM card 3 and SIM card differ last numeral, perhaps check numbers and carry out the setting of other pre-defined rules, make MSC can know that according to number these two call requests are at same travelling carriage.
After recipient MSC determines that these two call setup request messages are at same recipient's travelling carriage, send call setup request message to SIM card 3 and SIM card 4 respectively, recipient's travelling carriage is carried out paging, comprise the number of recipient's travelling carriage in this call setup request message.Be routed to different SIM card respectively in order to call out, therefore, recipient MSC need be in the process of paging, at different SIM card, use different TMSI (Temporary Mobile Subscriber Identity, temporary mobile subscriber identity) or IMSI (International Mobile Subscriber Identity, international mobile subscriber identity).During specific implementation, when the transmit leg travelling carriage carried out location registers, network side can distribute different TMSI for its different SIM card, is used for follow-up paging.
Step 304, recipient's travelling carriage judge whether the calling that receives comes from same travelling carriage.
If the calling that receives comes from same travelling carriage, then execution in step 305; If the calling that receives is not to come from same travelling carriage, the calling of then rejecting, process ends, the calling that can certainly not reject receives one of them calling, and makes another calling be in wait state.
Recipient's travelling carriage is established to before two data channel of transmit leg travelling carriage at least, need determine that at least two call setup request messages that receive come from same transmit leg travelling carriage.
In the call setup request message that SIM card 3 in recipient's travelling carriage and SIM card 4 receive, comprise the number of transmit leg travelling carriage.Recipient's travelling carriage judges according to the number of the transmit leg travelling carriage in the call setup request message whether the calling that receives comes from same travelling carriage.Support that at HLR SIM card 1 and SIM card 2 can adopt jack per line under the situation of two card jack per lines; Do not support that as HLR SIM card 1 and SIM card 2 can adopt the form of following number under the situation of two card jack per lines, for example, 2 of SIM card 1 and SIM card differ last numeral.Recipient's travelling carriage can judge whether the calling that receives comes from same travelling carriage according to above-mentioned rule, and the calling that receives when judgement is not during from same travelling carriage, the calling of then rejecting.
Step 305, transmit leg travelling carriage set up with recipient's travelling carriage that signaling is connected and data channel, and this data channel is used to carry video flowing.
SIM card 1 in the transmit leg travelling carriage is respectively set up signaling with the SIM card 3 in recipient's travelling carriage with SIM card 4 with SIM card 2 and is connected, and constructs two data channel.For example, SIM card 1 is set up signaling with SIM card 3 and is connected, and constructs a data channel; SIM card 2 is set up signaling with SIM card 4 and is connected, and constructs another data channel.
The video call data that step 306, transmit leg travelling carriage will need to send are cut apart.
After transmit leg travelling carriage and recipient's travelling carriage are set up signaling and are connected, the video call business data flow is converted to the video call business data flow that can be carried on the low speed data channel, and the corresponding data channel number of setting up, the video call business data flow after the conversion is divided into two parts.
Step 307, the video call data of transmit leg travelling carriage after the transmission of recipient's travelling carriage is cut apart.
Two parts of video call business data flow after the transmit leg travelling carriage will be cut apart are carried on respectively on two data channel having set up, send to recipient's travelling carriage simultaneously, and this data channel is a CS numeric field data passage.Because adopt data service carrying video call in GSM CS territory, every data channel can provide the bandwidth of 12Kbps.Video call business data flow after the transmit leg travelling carriage will be changed is divided at least two parts, be carried on respectively on the different data channel, send to recipient's travelling carriage, then in the GSMCS territory, the video call business data flow is carried on the channel of 24Kbps bandwidth at least.In like manner, in WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)) CS territory, the video call business data flow is carried on the channel of 128Kbps bandwidth at least.Above-mentioned transmit leg travelling carriage and recipient's travelling carriage can be terminal communication equipment, as mobile phone etc.
Step 308, recipient's travelling carriage merges the video call business data flow that receives, to realize the video call business of video call business data flow correspondence.
After recipient's travelling carriage receives the video call business data flow of cutting apart transmission from two CS numeric field data passages, the video call business data flow that receives is merged, and the video traffic data after will merging are shown to the user, to realize the video call business of video call business data flow correspondence.
The technical scheme of the embodiment of the invention is by the video call business data flow after will cutting apart, be carried on two data channel and send, expanded the bandwidth of bearer path, do not improving base station system, under the prerequisite of HardwareUpgring, improved the quality of video family call business.
As shown in Figure 4, another the video call business implementation method flow chart in the embodiment of the invention may further comprise the steps:
Step 401, the transmit leg travelling carriage sends call setup request message to transmit leg MSC.
Comprise SIM card 1 in the transmit leg travelling carriage, SIM card 1 sends call setup request message to transmit leg MSC, requires to set up signaling with recipient's travelling carriage and is connected, and this call setup request message is a CS territory call setup request message, comprises the number of recipient's travelling carriage.
Step 402, transmit leg MSC sends IAM to recipient MSC.
After transmit leg MSC receives the call setup request message of transmit leg travelling carriage transmission, send IAM to recipient's travelling carriage.IAM is the part of integrated service digital network call setting, is used to grasp circuit, transmission addressing, call treatment or routing information, comprises number, the address of recipient's travelling carriage, and other information relevant with path and call treatment.
Step 403, recipient MSC sends call setup request message to recipient's travelling carriage.
Before recipient's travelling carriage receiver, video call business data flow, receive the call setup request message that the transmit leg travelling carriage sends, according to the call setup request message that receives, foundation is connected with first signaling of transmit leg travelling carriage and first data channel, and sets up second data channel by the connection of first signaling.
Comprise SIM card 3 in recipient's travelling carriage, recipient MSC sends call setup request message to SIM card 3 simultaneously, and recipient's travelling carriage is carried out paging, comprises the number of recipient's travelling carriage in this call setup request message.
Step 404, transmit leg travelling carriage are set up first signaling with recipient's travelling carriage and are connected and first data channel.
SIM card 1 in the transmit leg travelling carriage and the SIM card 3 in recipient's travelling carriage, set up first signaling connects and first data channel in the CS territory, this first signaling is connected to the CS domain signaling and connects, this first data channel is a CS numeric field data passage, is used for the transmit leg travelling carriage and recipient's travelling carriage carries out voice call.
Step 405, transmit leg travelling carriage and recipient's travelling carriage carry out voice communication.
SIM card 1 in the transmit leg travelling carriage and the SIM card 3 in recipient's travelling carriage after the signaling connection is set up in the CS territory, are carried out voice communication, and voice flow is carried on the CS numeric field data passage.Transmit leg user and recipient user can determine to activate video traffic after carrying out voice communication.
Step 406, the transmit leg travelling carriage is to SGSN (Serving General packet radio serviceSupporting Node, the GPRS serving GPRS support node)/GGSN (GatewayGeneral packet radio service Supporting Node, gateway GPRS supporting node (GGSN)) initiates to activate local terminal PDP (Packet Data Protocol, packet data protocol), obtain local terminal IP (Internet Protocol, Internet Protocol) address.
Also comprise SIM card 2 in the transmit leg travelling carriage, SIM card 2 initiates to activate the request of local terminal PDP Context to SGSN/GGSN, obtains local terminal IP address.SGSN writes down the current location information of travelling carriage, and finishes the transmission and the reception of mobile packet data between travelling carriage and GGSN.GGSN mainly plays the gateway effect, can be connected with multiple different data network, as internet and PSPDN (Public Switching Packet Data Network, public exchange Packet Data Network) etc.
Need to prove that above-mentioned " activate local terminal PDP, obtain local terminal IP address " is the normal process in the existing protocol, this paper does not do too much and gives unnecessary details.
Step 407, recipient's travelling carriage initiates to activate local terminal PDP to SGSN/GGSN, obtains local terminal IP address.
Also comprise SIM card 4 in recipient's travelling carriage, SIM card 4 initiates to activate the request of local terminal PDP Context to SGSN/GGSN, obtains local terminal IP address.Need to prove that above-mentioned " activate local terminal PDP, obtain local terminal IP address " is the normal process in the existing protocol, this paper does not do too much and gives unnecessary details.
Step 408, transmit leg travelling carriage and recipient's travelling carriage are by the CS domain signaling, and transmission local terminal IP address is to the opposite end.
After SIM card 2 in the transmit leg travelling carriage is obtained local terminal IP address, by SIM card 1 by the CS domain signaling with the SIM card 3 of local terminal IP address transfer in recipient's travelling carriage, the SIM card 4 in recipient's travelling carriage is obtained the IP address of transmit leg travelling carriage by SIM card 3.In like manner, after SIM card 4 in recipient's travelling carriage is obtained local terminal IP address, by SIM card 3 by the CS domain signaling with the SIM card 1 of local terminal IP address transfer in the transmit leg travelling carriage, the SIM card 2 in recipient's travelling carriage is obtained the IP address of transmit leg travelling carriage by SIM card 1.Particularly, the IP address can be carried in the Facility message, transmits by the CS territory.
Step 409, transmit leg travelling carriage and recipient's travelling carriage carry out video communication.
Recipient's travelling carriage connects by first signaling sets up second data channel, comprising: initiate to activate local terminal PDP, obtain local terminal IP address; Connect the IP address that obtains the transmit leg travelling carriage by first signaling; According to the IP address of local terminal IP address and transmit leg travelling carriage, set up second data channel, this second data channel is a PS numeric field data passage.
After SIM card 2 in the transmit leg travelling carriage and the SIM card 4 in recipient's travelling carriage are obtained the IP address of opposite end, connect, promptly set up PS numeric field data passage, can send and receiver, video stream by the PS territory, video flowing is carried on the PS numeric field data passage, carries out video communication.
Behind the end of conversation, can cut off the voice communication in CS territory and the video communication in PS territory simultaneously, charge respectively according to the duration of call in CS territory and PS territory.
The technical scheme of the embodiment of the invention is set up two Data-carrying passages by two SIM cards are set in travelling carriage, voice communication and video communication are carried on respectively on the CS numeric field data passage and PS numeric field data passage of two SIM card correspondences, expanded the bandwidth of bearer path, do not improving base station system, under the prerequisite of HardwareUpgring, improved the quality of video family call business.
As shown in Figure 5, a kind of recipient's travelling carriage structural representation in the embodiment of the invention comprises:
Recipient's travelling carriage can be provided with at least two SIM cards, at least two data channel of correspondence.First receiver module 510 receives at least two parts of video call business data flow of cutting apart transmission that the transmit leg travelling carriage sends by different data channel, cuts apart the video call business data flow of the video call business datastream source of transmission in an integral body.Above-mentioned data channel can be CS numeric field data passage, also can be respectively CS numeric field data passage and PS numeric field data passage.When this data channel was respectively CS numeric field data passage and PS numeric field data passage, the video call business data flow that needs to send was split into voice flow and video flowing, and this voice flow is carried on the CS numeric field data passage, and this video flowing is carried on the PS numeric field data passage.Above-mentioned transmit leg travelling carriage and recipient's travelling carriage can be terminal communication equipment, as mobile phone etc.
The video call business data flow that 520 pairs first receiver modules 510 of merging module receive merges, and constitutes the video call business data flow of an integral body, so that the video traffic data after follow-up will the merging are shown to the user.
The technical scheme of the embodiment of the invention has the following advantages, because receive the video call business data flow of cutting apart transmission by at least two data channel, and the video call business data flow that receives merged, expand the bandwidth of bearer path, improved the quality of video family call business.
As shown in Figure 6, the another kind of recipient's travelling carriage structural representation in the embodiment of the invention comprises:
Second receiver module 610 is used to receive at least two call setup request messages from the transmit leg travelling carriage.
In recipient's travelling carriage at least two SIM cards can be set, correspondingly, second receiver module 610 can receive at least two call setup request messages that the transmit leg travelling carriage sends.
Determination module 620 is used for determining that at least two call setup request messages that second receiver module 610 receives come from same transmit leg travelling carriage.
Determination module 620 judges that whether the video call that second receiver module 610 receives set up request message from same transmit leg travelling carriage, if the video call that receives is set up request message from same transmit leg travelling carriage, then receipt of call; If it is not from same transmit leg travelling carriage that the video call that receives is set up request message, the calling that can reject, process ends, the calling that can certainly not reject, receive one of them calling, and make another calling be in wait state.
First sets up module 630, is used at least two call setup request messages that corresponding respectively second receiver module 610 receives, and is established at least two data channel of transmit leg travelling carriage.
Determination module 620 determines that at least two call setup request messages that receive come from same transmit leg travelling carriage, and first sets up the module 630 corresponding call setup request messages that receive, and is established at least two data channel of transmit leg travelling carriage.The transmit leg travelling carriage is carried on first with the video call business data flow and sets up on the data channel of module 630 foundation, and transmission video call business data flow to recipient's travelling carriage.Above-mentioned data channel can be CS numeric field data passage,
First receiver module 640 is used for receiver, video call business data flow, and this video call business data flow is carried on respectively on two data channel that are connected to the transmit leg travelling carriage at least.
First receiver module 640 receives at least two parts of video call business data flow of cutting apart transmission that the transmit leg travelling carriage sends by different data channel, cuts apart the video call business data flow of the video call business datastream source of transmission in an integral body.Above-mentioned transmit leg travelling carriage and recipient's travelling carriage can be terminal communication equipment, as mobile phone etc.
Merge module 650, be used to merge the video call business data flow that first receiver module 640 receives.
The video call business data flow that 650 pairs first receiver modules 640 of merging module receive merges, and constitutes the video call business data flow of an integral body, so that the video traffic data after follow-up will the merging are shown to the user.
The technical scheme of the embodiment of the invention has the following advantages, because by at least two CS numeric field data passages, the video call business data flow of transmission is cut apart in reception, and the video call business data flow that receives merged, expand the bandwidth of bearer path, improved the quality of video family call business.
As shown in Figure 7, another the recipient's travelling carriage structural representation in the embodiment of the invention comprises:
The 3rd receiver module 710 is used to receive the call setup request message from the transmit leg travelling carriage.
In recipient's travelling carriage at least two SIM cards can be set, the 3rd receiver module 710 can receive the call setup request message that the transmit leg travelling carriage sends.
Second sets up module 720, is used for the call setup request message according to 710 receptions of the 3rd receiver module, sets up with first signaling of transmit leg travelling carriage to be connected and first data channel, and sets up second data channel by the connection of first signaling.
Second sets up the call setup request message that module 720 receives according to the 3rd receiver module 710, can set up with first signaling of transmit leg travelling carriage in the CS territory and be connected and first data channel, this first signaling connects can be for the CS domain signaling connects, and this first data channel can be CS numeric field data passage.
Second sets up module 720 can also connect second data channel of setting up with the transmit leg travelling carriage by first signaling in the PS territory, and this second data channel can be PS numeric field data passage.Above-mentioned transmit leg travelling carriage and recipient's travelling carriage can be terminal communication equipment, as mobile phone etc.
Voice flow and video flowing that 740 pairs first receiver modules 730 of merging module receive merge, and constitute the video call business data flow of an integral body, so that the video traffic data after follow-up will the merging are shown to the user.
Above-mentioned second sets up module 720, comprising:
Set up submodule 721, be used for the call setup request message according to 710 receptions of the 3rd receiver module, foundation is connected with first signaling of transmit leg travelling carriage and first data channel.
First obtains submodule 722, is used for initiating to activate local terminal PDP, obtains local terminal IP address.
First obtains submodule 722 initiates to activate local terminal PDP to SGSN/GGSN, obtains local terminal IP address.SGSN writes down the current location information of travelling carriage, and finishes the transmission and the reception of mobile packet data between travelling carriage and GGSN.GGSN mainly plays the gateway effect, can be connected with multiple different data network, as internet and PSPDN etc.
Second obtains submodule 723, is used for connecting the IP address that obtains the transmit leg travelling carriage by first signaling.
Transmit leg travelling carriage and recipient's travelling carriage are by the CS domain signaling, and transmission local terminal IP address is to the opposite end, and second obtains submodule 723 connects the IP address that obtains the transmit leg travelling carriage by first signaling of having set up.Particularly, the IP address can be carried in the Facility message, transmits by the CS territory.
Set up submodule 721, also be used for obtaining the IP address of the transmit leg travelling carriage that submodule 723 obtains, set up second data channel according to local terminal IP address and second.
Set up submodule 721 and obtain the IP address of the opposite end that submodule 723 obtains according to local terminal IP address and second, set up second data channel, this second data channel is a PS numeric field data passage, is used to carry video flowing, carries out video communication.
The technical scheme of the embodiment of the invention is by setting up two Data-carrying passages (CS numeric field data passage and PS numeric field data passage), voice flow and video flowing are carried on respectively on CS numeric field data passage and the PS numeric field data passage, expanded the bandwidth of bearer path, do not improving base station system, under the prerequisite of HardwareUpgring, improved the quality of video family call business.
As shown in Figure 8, realize the system configuration schematic diagram, comprising for a kind of video call business in the embodiment of the invention:
Transmit leg travelling carriage 810 is used for the video call business data flow that needs send is divided at least two parts, and the video call business data flow after will cutting apart is carried on two data channel at least, and sends to recipient's travelling carriage 820.
Transmit leg travelling carriage 810 can be provided with at least two SIM cards, at least two data channel of correspondence.Transmit leg travelling carriage 810 will need the video call business data flow that sends, be divided at least two parts according to the size of data volume.The umber of the video call business data flow after cutting apart is identical with the number of SIM card in the transmit leg travelling carriage 810.Video call business data flow after transmit leg travelling carriage 810 will be cut apart is carried on the different data channel, sends to recipient's travelling carriage 820, and this data channel can be CS numeric field data passage.In GSM CS territory, the video call business data flow is carried on the channel of 24Kbps bandwidth at least.In like manner, in WCDMA CS territory, the video call business data flow is carried on the channel of 128Kbps bandwidth at least.Above-mentioned data channel also can be respectively CS numeric field data passage and PS numeric field data passage.When this data channel was respectively CS numeric field data passage and PS numeric field data passage, the video call business data flow that needs to send was split into voice flow and video flowing, and this voice flow is carried on the CS numeric field data passage, and this video flowing is carried on the PS numeric field data passage.Above-mentioned transmit leg travelling carriage 810 and recipient's travelling carriage 820 can be terminal communication equipment, as mobile phone etc.
Above-mentioned transmit leg travelling carriage 810 was divided into before two parts in the video call business data flow that will need to send at least, can be converted to the video call business data flow that can be carried on the low speed data channel earlier with the video call business data flow that needs to send.Conversion method can comprise, by reducing resolution, by reducing frame per second, by adopt can changing down coded format, by adopting local roam mode etc.
Recipient's travelling carriage 820, be used for receiver, video call business data flow, this video call business data flow is carried on respectively on two data channel that are connected to transmit leg travelling carriage 810 at least, merge the video call business data flow, to realize the video call business of described video call business data flow correspondence.
Recipient's travelling carriage 820 can be provided with at least two SIM cards, at least two data channel of correspondence.Recipient's travelling carriage 820 receives at least two parts of video call business data flow of cutting apart transmission that the transmit leg travelling carriage sends by different data channel, cuts apart the video call business data flow of the video call business datastream source of transmission in an integral body.The video call business data flow that 820 pairs of recipient's travelling carriages receive merges, and constitutes the video call business data flow of an integral body, so that the video traffic data after follow-up will the merging are shown to the user.
Above-mentioned recipient's travelling carriage 820 is used to also determine that at least two video calls that receive set up request message and come from same transmit leg travelling carriage.
Recipient's travelling carriage 820 also is used for the receiver, video call setup request message, because at least two SIM cards are set in recipient's travelling carriage 820, is at least two so the video call that recipient's travelling carriage 820 receives is set up request message bar number.The video call that 820 judgements of recipient's travelling carriage receive is set up request message and whether is come from same transmit leg travelling carriage, comes from same transmit leg travelling carriage, then receipt of call if the video call that receives is set up request message; If it is not to come from same transmit leg travelling carriage that the video call that receives is set up request message, the calling that can reject, process ends, the calling that can certainly not reject, receive one of them calling, and make another calling be in wait state.
Said system also comprises:
During mobile switching centre 830 calling users, receive at least two call requests, comprise the number of recipient's travelling carriage 820 in this call request.Mobile switching centre 830 can be according to the number of the recipient's travelling carriage that comprises in the call request, determine that at least two call requests that receive are the call request at same recipient's travelling carriage, the number of the recipient's travelling carriage that comprises at the call request of same recipient's travelling carriage can be identical, also can adopt the form of following number, for example, two numbers only differ last numeral.
Because recipient's travelling carriage 820 is provided with at least two SIM cards, at least two call requests that mobile switching centre 830 determines to receive are for after the call request at same recipient's travelling carriage, at least two call requests that receive are routed to different SIM card respectively, at least two signalings of a plurality of SIM card and 810 foundation of transmit leg travelling carriage in recipient's travelling carriage 820 are connected and two data channel at least, with carrying video call business data flow, realize video call business.
The technical scheme of the embodiment of the invention has the following advantages, because being carried on two data channel at least, the video call business data flow after the transmit leg travelling carriage will be cut apart sends, recipient's travelling carriage receives the video call business data flow of cutting apart transmission by at least two data channel, and the video call business data flow that receives merged, expand the bandwidth of bearer path, improved the quality of video family call business.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a station terminal equipment (can be mobile phone, personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.
Claims (21)
1, a kind of video call business implementation method is characterized in that, comprising:
Receiver, video call business data flow, described video call business data flow are carried on respectively on two data channel that are connected to the transmit leg travelling carriage at least;
Merge described video call business data flow, to realize the video call business of described video call business data flow correspondence.
2, the method for claim 1 is characterized in that, described transmit leg travelling carriage is provided with at least two User Recognition SIM card; Described SIM card is set up described at least two data channel by the radiofrequency signal that the interior radio frequency chip of establishing provides.
3, method as claimed in claim 1 or 2 is characterized in that, before the described receiver, video call business data flow, also comprises:
Receive at least two call setup request messages;
Distinguish corresponding described at least two call setup request messages, be established at least two data channel of described transmit leg travelling carriage.
4, method as claimed in claim 3 is characterized in that, before described at least two data channel that are established to the transmit leg travelling carriage, also comprises:
Determine that described at least two call setup request messages that receive come from same transmit leg travelling carriage.
5, method as claimed in claim 1 or 2 is characterized in that, described data channel is the circuit commutative field passage.
6, method as claimed in claim 1 or 2 is characterized in that, before the described receiver, video call business data flow, also comprises:
Receive the call setup request message that described transmit leg travelling carriage sends;
According to the call setup request message of described reception, foundation is connected with first signaling of described transmit leg travelling carriage and first data channel;
Set up second data channel by described first signaling connection.
7, method as claimed in claim 6 is characterized in that, the described connection by first signaling set up second data channel, comprising:
Initiate to activate local terminal packet data protocol PDP, obtain local terminal Internet Protocol IP address;
Connect the IP address that obtains described transmit leg travelling carriage by described first signaling;
According to the IP address of described local terminal IP address and described transmit leg travelling carriage, set up described second data channel.
8, method as claimed in claim 7, it is characterized in that, described call setup request message is the circuit commutative field call setup request message, described first signaling is connected to the circuit switching domain signaling and connects, described first data channel is the circuit commutative field data channel, and described second data channel is the packet-switched domain data passage.
As claim 7 or 8 described methods, it is characterized in that 9, described video call business data flow is respectively voice flow and video flowing.
10, method as claimed in claim 9 is characterized in that, described voice flow is carried on the described circuit commutative field data channel, and described video flowing is carried on the described packet-switched domain data passage.
11, a kind of video call business implementation method is characterized in that, comprising:
Receive at least two call requests;
Determine that described at least two call requests are the call request at same recipient's travelling carriage;
For described at least two call requests are established at least two data channel of recipient's travelling carriage, to transmit the data flow of described video call business.
12, method as claimed in claim 11 is characterized in that, described definite at least two call requests are at the call request of same recipient's travelling carriage, comprising:
The number of the recipient's travelling carriage that comprises according to described call request determines that described at least two call requests are the call request at same recipient's travelling carriage, wherein, the number of recipient's travelling carriage of comprising of described call request is identical or adopt the form of following number.
As claim 11 or 12 described methods, it is characterized in that 13, described is at least two data channel that at least two call requests are established to recipient's travelling carriage, comprising:
Described at least two call requests are routed to different SIM card on described recipient's travelling carriage respectively, to set up at least two data channel.
14, a kind of travelling carriage is characterized in that, comprising:
First receiver module is used for receiver, video call business data flow, and described video call business data flow is carried on respectively on two data channel that are connected to the transmit leg travelling carriage at least;
Merge module, be used to merge the described video call business data flow that described first receiver module receives.
15, travelling carriage as claimed in claim 14 is characterized in that, also comprises:
Second receiver module is used to receive at least two call setup request messages from described transmit leg travelling carriage;
First sets up module, is used at least two call setup request messages that corresponding described respectively second receiver module receives, and is established at least two data channel of described transmit leg travelling carriage.
16, travelling carriage as claimed in claim 15 is characterized in that, also comprises:
Determination module is used for determining that described at least two call setup request messages that described second receiver module receives come from same transmit leg travelling carriage.
17, travelling carriage as claimed in claim 14 is characterized in that, also comprises:
The 3rd receiver module is used to receive the call setup request message from described transmit leg travelling carriage;
Second sets up module, is used for the described call setup request message according to described the 3rd receiver module reception, sets up with first signaling of described transmit leg travelling carriage to be connected and first data channel, and sets up second data channel by described first signaling connection.
18, travelling carriage as claimed in claim 17 is characterized in that, described second sets up module, comprising:
Set up submodule, be used for the described call setup request message according to described the 3rd receiver module reception, foundation is connected with first signaling of described transmit leg travelling carriage and first data channel;
First obtains submodule, is used for initiating to activate local terminal PDP, obtains local terminal IP address;
Second obtains submodule, is used for connecting the IP address that obtains described transmit leg travelling carriage by described first signaling;
The described submodule of setting up also is used for obtaining according to described local terminal IP address and described second the IP address of the described transmit leg travelling carriage that submodule obtains, and sets up described second data channel.
19, a kind of video call business is realized system, it is characterized in that, comprising:
The transmit leg travelling carriage is used for the video call business data flow that needs send is divided at least two parts, the video call business data flow after described cutting apart is carried on two data channel at least, and sends to recipient's travelling carriage;
Recipient's travelling carriage, be used to receive described video call business data flow, described video call business data flow is carried on respectively on two data channel that are connected to described transmit leg travelling carriage at least, merge described video call business data flow, to realize the video call business of described video call business data flow correspondence.
20, system as claimed in claim 19 is characterized in that, described recipient's travelling carriage is used to also determine that at least two call setup request messages that receive come from same transmit leg travelling carriage.
21, as claim 19 or 20 described systems, it is characterized in that, also comprise:
Mobile switching centre, be used to receive at least two call requests from described transmit leg travelling carriage, determine that described at least two call requests are the call request at same recipient's travelling carriage, are established at least two data channel of recipient's travelling carriage at least for described two call requests.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810187290XA CN101442652B (en) | 2008-12-22 | 2008-12-22 | Method, equipment and system for implementing video call business |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810187290XA CN101442652B (en) | 2008-12-22 | 2008-12-22 | Method, equipment and system for implementing video call business |
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| Publication Number | Publication Date |
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| CN101442652A true CN101442652A (en) | 2009-05-27 |
| CN101442652B CN101442652B (en) | 2012-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200810187290XA Expired - Fee Related CN101442652B (en) | 2008-12-22 | 2008-12-22 | Method, equipment and system for implementing video call business |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244919A (en) * | 2010-05-13 | 2011-11-16 | 联发科技股份有限公司 | Operation method for coordinating wireless communications device and switched services |
| CN105764078A (en) * | 2016-05-16 | 2016-07-13 | 努比亚技术有限公司 | Network signal enhancement device and network signal enhancement method |
| CN105828389A (en) * | 2016-01-28 | 2016-08-03 | 努比亚技术有限公司 | Device and method for enhancing network speed |
| CN105898887A (en) * | 2016-01-28 | 2016-08-24 | 努比亚技术有限公司 | Network speed enhancement device and method |
| CN107018520A (en) * | 2016-01-28 | 2017-08-04 | 努比亚技术有限公司 | Network signal intensifier and method |
| CN111491290A (en) * | 2020-04-14 | 2020-08-04 | 深圳市沃特沃德股份有限公司 | Method, device and computer equipment for parallel transmission of network voice and PS domain data |
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2008
- 2008-12-22 CN CN200810187290XA patent/CN101442652B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102244919A (en) * | 2010-05-13 | 2011-11-16 | 联发科技股份有限公司 | Operation method for coordinating wireless communications device and switched services |
| US9565715B2 (en) | 2010-05-13 | 2017-02-07 | Mediatek Inc. | Apparatuses and methods for coordinating operations between circuit switched (CS) and packet switched (PS) services with different subscriber identity cards, and machine-readable storage medium |
| US9949310B2 (en) | 2010-05-13 | 2018-04-17 | Mediatek Inc. | Apparatuses and methods for coordinating operations between circuit switched (CS) and packet switched (PS) services with different subscriber identity cards, and machine-readable storage medium |
| CN105828389A (en) * | 2016-01-28 | 2016-08-03 | 努比亚技术有限公司 | Device and method for enhancing network speed |
| CN105898887A (en) * | 2016-01-28 | 2016-08-24 | 努比亚技术有限公司 | Network speed enhancement device and method |
| CN107018520A (en) * | 2016-01-28 | 2017-08-04 | 努比亚技术有限公司 | Network signal intensifier and method |
| CN107018520B (en) * | 2016-01-28 | 2021-02-05 | 努比亚技术有限公司 | Network signal enhancement apparatus and method |
| CN105764078A (en) * | 2016-05-16 | 2016-07-13 | 努比亚技术有限公司 | Network signal enhancement device and network signal enhancement method |
| CN111491290A (en) * | 2020-04-14 | 2020-08-04 | 深圳市沃特沃德股份有限公司 | Method, device and computer equipment for parallel transmission of network voice and PS domain data |
| CN111491290B (en) * | 2020-04-14 | 2021-06-29 | 深圳市沃特沃德股份有限公司 | Method, device and computer equipment for parallel transmission of network voice and PS domain data |
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| Publication number | Publication date |
|---|---|
| CN101442652B (en) | 2012-02-15 |
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