CN102572708A - Broadcast-multicast service processing method, system thereof and broadcast-multicast service platform - Google Patents
Broadcast-multicast service processing method, system thereof and broadcast-multicast service platform Download PDFInfo
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Abstract
The invention discloses a broadcast-multicast service (BCMCS) processing method, a system thereof and a broadcast-multicast service platform. The method comprises the following steps: the BCMCS platform receives an access request message sent by a mobile terminal in a preset time quantum, wherein the message comprises Flow ID and mobile terminal user ID; the BCMCS platform carries out authentication of the access request message, after the authentication of the access request message is passed, program content corresponding to each Flow ID is respectively packed and borne in a transmission object, and with an FLUTE, a plurality of transmission objects are sent to a mobile terminal through an FLUTE session; the mobile terminal receives an FDT, transmission object information is described according to the FDT, a corresponding transmission object is received, and the program content borne by each transmission object is stored for convenience of playing. According to the embodiment, non-realtime download of broadcast-multicast data content can be realized, thus reasonable and efficient utilization of limited wireless network resource is promoted, and development of a BCMCS is promoted.
Description
Technical field
The present invention relates to technology, especially a kind of Multimedia Broadcast Multicast Service (Broadcast-Multicast Service, hereinafter to be referred as: BCMCS) processing method and system, BCMCS platform.
Background technology
Along with the continuous development of Internet technology and mobile communication technology, various mobile services based on different systems emerge in an endless stream.The personalized originally information requirement partial content of domestic consumer trends towards the publicization gradually; In order to save wireless network resource and core-network resources; Third generation partner program 2 (3rd Generation Partnership Project 2; Hereinafter to be referred as: 3GPP2) standard code division multiple access (Code Division Multiple Access, hereinafter to be referred as: CDMA) 2000 evolution datas (Evolution Data Only, hereinafter to be referred as: EVDO) introduced the BCMCS network architecture in the network; It provides broadcasting and multicast services through mobile cellular system to the user who authorizes, for example: mobile terminal television service.BCMCS guarantees that the portable terminal of only knowing key could correct deciphering obtain data content, thereby realizes having only authorized user just can enjoy the BCMCS service through being the mode of data encryption.Utilize Internet protocol (Internet Protocol at core-network side BSMCS; Hereinafter to be referred as: IP) technology needs are broadcasted or the transfer of data of multicast to airlink, aloft BSMCS adopts broadcasting or multicast mode to save air resource on the link.Wherein, broadcasting refers to data is sent to all users, for example: television broadcasting and television services.Multicast refers to and only sends the data to the user who joins particular group.
In realizing process of the present invention, the inventor finds that there is following problem at least in the method for existing techniques in realizing BCMCS:
According to the 3GPP2 standard; BCMCS is more suitable in the Streaming Media class professional, owing to receive the bandwidth resources of mobile communications network limited, the peak rate of mobile phone users accessing mobile communication network has only 2.4Mbps or 3.1Mbps usually; The principle of broadcasting, multicast is to guarantee peripheral speed; Therefore the mobile communications network bandwidth is more limited, uses the mobile terminal television streaming media service, can consume the wireless network resource of a large amount of preciousnesses; And the characteristics of streaming media service real-time play are even more serious to the consumption of Radio Resource, had a strong impact on the normal use of BCMCS.The non real-time class is professional, can be through distinguishing the time period, effectively utilize network free time; Carry out the download of broadcast multi-broadcasting data; After downloading completion, play the broadcast multi-broadcasting data again, thereby promote the reasonable, efficient of limited wireless Internet resources to utilize, thus the development of promotion BCMCS.But, still do not exist non real-time to download the correlation technique of broadcast multi-broadcasting data content at present.
Summary of the invention
Embodiment of the invention technical problem to be solved is: a kind of Multimedia Broadcast Multicast Service processing method and system, BroadCast MultiCast Service platform are provided; Non real-time to realize the broadcast multi-broadcasting data content is downloaded; Thereby promote the reasonable, efficient of limited wireless Internet resources to utilize, thereby promote the development of BCMCS.
For solving the problems of the technologies described above, a kind of Multimedia Broadcast Multicast Service processing method that the embodiment of the invention provides comprises:
The access request message that BroadCast MultiCast Service BCMCS platform mobile terminal receive sends in the Preset Time section; Comprise program stream sign FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time;
Said BCMCS platform carries out authentication according to said mobile phone users ID to said access request message; And after said access request message is through authentication; The programme content that each said FlowID is corresponding is packed respectively and is carried in the connection object; And with unidirectional FTP FLUTE; A plurality of connection objects are sent to said portable terminal through a FLUTE session, and each connection object comprises connection object sign TOI and finishes sign, and TOI is that 0 connection object is used for transfer files description list FDT; Said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the uniform resource position mark URL of TOI and programme content that connection object carries;
Said portable terminal receives said FDT, and according to the connection object information that said FDT describes, receives corresponding connection object, and stores the programme content of each connection object carrying so that play.
A kind of portable terminal that the embodiment of the invention provides comprises:
First transmitting element; Be used in the Preset Time section, sending the access request message to the BCMCS platform; Comprise FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time;
First receiving element is used to receive said BCMCS platform to said access request message, with a plurality of connection objects of FLUTE through a FLUTE session transmission; The programme content that each said FlowID is corresponding is carried in the connection object by packing respectively; Each connection object comprises a TOI and finishes sign, and TOI is that 0 connection object is used to transmit FDT, and said FDT is used to describe the connection object information that current FLUTE session is transmitted; Said connection object information comprises the URL of TOI and programme content that connection object carries; Obtain said FDT, and, receive corresponding connection object according to the connection object information that said FDT describes;
Receive processing unit, be used to store the programme content of each connection object carrying so that play.
A kind of BroadCast MultiCast Service platform that the embodiment of the invention provides comprises:
The 3rd receiving element; Be used for the access request message that mobile terminal receive sends in the Preset Time section; Comprise FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time;
The business authentication unit is used for said mobile phone users ID user information corresponding said access request message is carried out authentication;
First memory cell is used for the BCMCS order relations information of memory mobile terminal user profile and said mobile phone users;
Encapsulation unit; Be used for authentication result according to said business authentication unit; After said access request message is through authentication; The programme content that each said FlowID is corresponding is packed respectively and is carried in the connection object, and each connection object comprises a connection object sign TOI and finish sign, and TOI is that 0 connection object is used for transfer files description list FDT; Said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the URL of TOI and programme content that connection object carries;
The 3rd transmitting element is used for FLUTE, and a plurality of connection objects are sent to said portable terminal through a FLUTE session.
A kind of Multimedia Broadcast Multicast Service treatment system that the embodiment of the invention provides; Comprise portable terminal and BCMCS platform; Said portable terminal is used in the Preset Time section, sending the access request message to the BCMCS platform; Comprise FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time; And receive said BCMCS platform to said access request message; With a plurality of connection objects that FLUTE sends through a FLUTE session, the programme content that each said FlowID is corresponding is carried in the connection object by packing respectively, and each connection object comprises a TOI and finishes sign; TOI is that 0 connection object is used to transmit FDT; Said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the URL of TOI and programme content that connection object carries, and obtains said FDT; And, receive corresponding connection object according to the connection object information that said FDT describes; Store the programme content of each connection object carrying so that play.
Said BCMCS platform is used to receive the access request message that said portable terminal sends in the Preset Time section; According to said mobile phone users ID said access request message is carried out authentication; And after said access request message is through authentication; The programme content that each said FlowID is corresponding is packed respectively and is carried in the connection object, and with FLUTE, a plurality of connection objects is sent to said portable terminal through a FLUTE session; Each connection object comprises a connection object sign TOI and finishes sign; TOI is that 0 connection object is used to transmit FDT, and said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the URL of TOI and programme content that connection object carries.
Multimedia Broadcast Multicast Service processing method that provides based on the above embodiment of the present invention and system, BroadCast MultiCast Service platform; Portable terminal can be in the Preset Time section of confirming based on the program zero hour and wireless network free time section, sends to the BCMCS platform and inserts request message and ask the program downloading content, and the BCMCS platform passes through FLUTE; A plurality of connection objects are sent to portable terminal through a FLUTE session; Portable terminal receives corresponding connection object according to the FDT in the FLUTE session, and stores the programme content of each connection object carrying so that play, compared with prior art; Ask the program downloading content owing to distinguish the time period; Can effectively utilize network free time, carry out the download of broadcast multi-broadcasting data, play the broadcast multi-broadcasting data again after accomplishing downloading; Realized the non real-time download of broadcast multi-broadcasting data content; Save radio open resource and core net Internet resources, thereby promoted the reasonable, efficient of limited wireless Internet resources to utilize, promoted the development of BCMCS.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
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; Obviously, the 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 property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of an embodiment of BCMCS processing method of the present invention;
Fig. 2 is the flow chart of another embodiment of BCMCS processing method of the present invention;
Fig. 3 is the structural representation of an embodiment of portable terminal of the present invention;
Fig. 4 is the structural representation of another embodiment of portable terminal of the present invention;
Fig. 5 is the structural representation of another embodiment of portable terminal of the present invention;
Fig. 6 is the structural representation of an embodiment of BCMCS platform of the present invention;
Fig. 7 is the structural representation of another embodiment of BCMCS platform of the present invention;
Fig. 8 is the structural representation of a BCMCS embodiment of system of the present invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Fig. 1 is the flow chart of an embodiment of BCMCS processing method of the present invention.As shown in Figure 1, the BCMCS processing method of this embodiment comprises following flow process:
In the BCMCS processing method that the above embodiment of the present invention provides, portable terminal can be in the Preset Time section of confirming based on the program zero hour and wireless network free time section, sends to the BCMCS platform and inserts request message and ask the program downloading content; The BCMCS platform passes through FLUTE; A plurality of connection objects are sent to portable terminal through a FLUTE session, and portable terminal receives corresponding connection object according to the FDT in the FLUTE session, and stores the programme content of each connection object carrying so that play; Ask the program downloading content owing to distinguish the time period; Can effectively utilize network free time, carry out the download of broadcast multi-broadcasting data, play the broadcast multi-broadcasting data again after accomplishing downloading; Realized the non real-time download of broadcast multi-broadcasting data content; Save radio open resource and core net Internet resources, thereby promoted the reasonable, efficient of limited wireless Internet resources to utilize, promoted the development of BCMCS.
As a specific embodiment of the present invention; Before step 101 embodiment illustrated in fig. 1; Can also comprise following flow process: portable terminal obtains programme and shows from the BCMCS platform, and programm name, the program zero hour, program ends that this programme comprises each program constantly and FlowID; Portable terminal receives the user according to the service downloading request message that programme sends, and comprises the FlowID and the mobile phone users ID of the program that the user asks to download in this service downloading request message; The portable terminal basis preestablishes, in the Preset Time section, through various mobile communications networks, for example: and CDMA20001x EVDO network, send the access request message to the BCMCS platform.Preset Time segment base wherein preestablished the program zero hour and wireless network free time.
In addition; As another specific embodiment of the present invention; In step 102 embodiment illustrated in fig. 1; After the access request message is through authentication, can also comprise following flow process: the BCMCS platform obtains the programme content of each FlowID correspondence in the access request message and the ability information of BCMCS platform, and obtains mobile terminal capability information according to mobile phone users ID; The programme content format conversion that the BCMCS platform is corresponding with each FlowID is the programme content that portable terminal and BCMCS platform capabilities are supported form.Correspondingly; In the step 102, packing respectively through the following mode programme content that each FlowID is corresponding is carried in the connection object: the BCMCS platform is packed portable terminal respectively with the corresponding programme content of each FlowID of BCMCS platform capabilities support form and is carried in the connection object.
The BCMCS platform is according to this BCMCS platform capabilities information; With the mobile terminal capability information that sends the access request message programme content that service provider (SP) and content supplier (CP) provide is carried out redispatching to portable terminal after the format conversion; Thereby guaranteed that portable terminal can support this BCMCS program better, higher-quality BCMCS service is provided to mobile phone users.
In addition; As another specific embodiment of the present invention, in step 103 embodiment illustrated in fig. 1, after portable terminal receives corresponding connection object; Can also be according to the sign of the end in the connection object, whether the programme content of discerning this connection object carrying receives complete.For example: represent to finish sign with Flag; Can preestablish Flag=0 and represent the not end of transmission of current connection object; That is: do not receive complete; Flag=1 representes the not end of transmission of current connection object, that is: reception is complete, then can know just through the value of identification Flag whether the programme content that connection object carries receives complete.If it is complete that the programme content that connection object carries receives, portable terminal is to receiving whole programme content and decode and store, and accomplishes the back in storage and play the complete programme content of reception.If the programme content that connection object carries does not receive complete; Portable terminal comprises the not sub-district ID of FlowID, mobile phone users ID and the sub-district, portable terminal place of complete program receiving to the not complete reception detect-message of BCMCS platform feedback in this not complete reception detect-message.
Portable terminal is after receiving connection object; Can identify according to the end in the connection object; Whether the programme content of discerning this connection object carrying receives complete; Thereby guaranteed to be transferred to the integrality of the program content data of portable terminal, avoided because the mobile terminal performance influence and bad user experience that the processing unnecessary of the program content data of imperfect reception is caused.
Further; After the BCMCS platform receives the not complete reception detect-message according to the portable terminal feedback; Can judge whether to satisfy preset retransmission condition, and when satisfying preset retransmission condition, to the FlowID of complete program receiving not; Again each FlowID is corresponding programme content is packed respectively and is carried in the connection object, and carries out subsequent operation according to the above embodiment of the present invention.
After the BCMCS platform receives the not complete reception detect-message according to portable terminal feedback, when satisfying preset retransmission condition, send the not programme content of complete program receiving to portable terminal again, improved BCMCS quality and service success rate.
In above-mentioned each the BCMCS processing method embodiment of the present invention; The program ends that the BCMCS platform reaches programme at current time is constantly the time; Can stop to carry out to inserting the corresponding operating that request message is handled, that is: no longer carry out programme content in the step 102 shown in Figure 1 that each FlowID is corresponding and pack respectively and be carried in the connection object and subsequent operation.
Fig. 2 is the flow chart of another embodiment of BCMCS processing method of the present invention.This embodiment is with the example that is applied as in CDMA20001x EVDO network, and the BCMCS processing method of the embodiment of the invention is further specified.As shown in Figure 2, the BCMCS processing method of this embodiment comprises following flow process:
Step 201, portable terminal are sent programme with mode of unicast to the BCMCS platform and are obtained request message through CDMA20001x EVDO network.
Step 202; Portable terminal receives the programme response message that the BCMCS platform returns through CDMA20001x EVDO network; Obtain wherein programme and demonstration; And whether the prompting user need register BCMCS, and constantly and FlowID can also comprise related contents such as programme content introduction programm name, the program zero hour, program ends that this programme comprises each program.If the user selects not register BCMCS, do not carry out the flow of present embodiment; If the user selects to register BCMCS, then execution in step 203.Send the service downloading request message to portable terminal.
Step 203, portable terminal receive the user according to the service downloading request message that programme sends, and comprise the FlowID and the mobile phone users ID of the program that the user asks to download in this service downloading request message.
Step 204; Portable terminal is according to preestablishing; In the Preset Time section; Packet data control node in CDMA20001x EVDO network (Packet datacontrol, hereinafter to be referred as: PCF) send the BCMCS login request message of carrying authentication information, also comprise the FlowID and the mobile phone users ID of program in this BCMCS login request message.Preset Time segment base wherein preestablished the program zero hour and wireless network free time, for example: preceding 20 seconds of program zero hour.
Step 205, PCF to the BCMCS service node (BCMCS Sever Node, hereinafter to be referred as: BSN) initiate the BCMCS service request information,, wherein, comprise the FlowID and the mobile phone users ID of program in the BCMCS service request information to obtain session information.
Step 206; BSN sends to the BCMCS platform and dials in authentication service (Remote Authentication Dial In User Service based on the long-distance user; Hereinafter to be referred as: access request message RADIUS); Obtaining session information, also is the beginning of service discovery process, wherein inserts the FlowID and the mobile phone users ID that comprise program in the request message.
Above-mentioned steps 204～step 206 is portable terminal and sends the flow process that inserts request message to the BCMCS platform.
Step 207, the BCMCS platform obtains user profile according to the mobile phone users ID in the access request message of BSN transmission, and according to this user profile mobile phone users is carried out authentication.Authentication is returned the RADIUS that carries the BCMCS session information through the back to BSN and is accepted message.If authentication is not passed through, do not carry out the flow of present embodiment.
Step 208, BSN receives after access that the BCMCS platform returns accepts message, record BCMCS session information wherein, and return the BCMCS service response message of carrying the BCMCS session information to PCF.
Step 209, after PCF received the BCMCS service response message of BSN transmission, the BCMCS login request message that portable terminal in the step 204 is sent was transmitted to BSN, requires BSN to set up the bearer path between this BSN and the PCF simultaneously.
Step 210, BSN creates wireless core network and connects, and returns BCMCS register requirement response message to PCF after setting up the relevant bearer passage.
Step 211 after PCF receives the BCMCS register requirement response message that BSN returns, is sent the register requirement response message to portable terminal, and notice mobile phone users authentication is passed through.
Above-mentioned steps 207～step 211 is the process that access request message that the BCMCS platform sends portable terminal according to mobile phone users ID carries out authentication.Step 212, BCMCS platform are obtained the programme content of each FlowID correspondence in the access request message and the ability information of BCMCS platform, and obtain mobile terminal capability information according to mobile phone users ID.
It is the programme content that portable terminal and BCMCS platform capabilities are supported form that step 213, BCMCS platform will insert the programme content format conversion that each FlowID is corresponding in the request message.
Step 214, BCMCS platform are packed the corresponding programme content of each FlowID of portable terminal and BCMCS platform capabilities support form respectively and are carried in the connection object.
The BCMCS platform is when the operation of execution in step 214; Also monitor current time and whether reach the program ends moment of each FlowID in programme in the access request message; Insert the program ends moment of each FlowID in programme in the request message if reach, then stop to carry out this step 214 and follow-up operating process thereof.
Step 215; The BCMCS platform sends to portable terminal with a plurality of connection objects through a FLUTE session with FLUTE, and each connection object comprises a TOI and finishes sign; Wherein, TOI is that 0 connection object is used to transmit FDT, and this FDT is used to describe the connection object information that current FLUTE session is transmitted, and comprises the URL of TOI and programme content that connection object carries.
For example: represent to finish sign with Flag; Can preestablish Flag=0 and represent the not end of transmission of current connection object; That is: do not receive complete; Flag=1 representes the not end of transmission of current connection object, that is: reception is complete, then can know just through the value of identification Flag whether the programme content that connection object carries receives complete.
Step 216, portable terminal receives FDT, and according to the connection object information that FDT describes, receives corresponding connection object.
Step 217, portable terminal are according to the sign of the end in the connection object, and whether the programme content of discerning this connection object carrying receives complete.If it is complete that the programme content that connection object carries receives, execution in step 218.If it is complete that the programme content that connection object carries does not receive, execution in step 219.
Step 218, portable terminal be to receiving whole programme content and decode and store, and accomplish the back in storage and play the complete programme content of reception.Afterwards, no longer carry out the flow of present embodiment.
Step 219; Portable terminal is through CDMA20001x EVDO network; To the not complete reception detect-message of BCMCS platform feedback, comprise the not sub-district ID of FlowID, mobile phone users ID and the sub-district, portable terminal place of complete program receiving in this not complete reception detect-message.
Step 220; After the BCMCS platform receives the not complete reception detect-message according to the portable terminal feedback; Can judge whether to satisfy preset retransmission condition, for example: the portable terminal quantity of sending not complete reception detect-message to same FlowID among the same sub-district ID is greater than default value, and when satisfying preset retransmission condition; To the FlowID of complete program receiving not, restart execution in step 214.
Through step 203～step 211; Portable terminal has been accomplished the BCMCS registration; Can obtain the BCMCS platform through the BCMCS key that RADIUS accepts distribution of messages, just can decipher to obtain correct original program content data the programme content of encrypting through this BCMCS key.Accordingly, in the step 214, packing respectively after the BCMCS platform can be encrypted the corresponding programme content of each FlowID of portable terminal and BCMCS platform capabilities support form is carried in the connection object.In the step 217, complete if the programme content that connection object carries receives, portable terminal can utilize the BCMCS key that the programme content of encrypting is deciphered, and obtains correct original program content data.
In BCMCS, portable terminal through the base station (Base Station, hereinafter to be referred as: BS) carry out information interaction with PCF, BS can be index with the FlowID of program, and the mobile phone users id information of this program applied in record.In the step 204, PCF can be index with the FlowID of program also, and the base station information of this program applied in record.In the step 205, BSN can be index with the FlowID of program also, the PCF information that this program applied in record.In the step 215, the BCMCS platform through multicast or generic route encapsulation (Generic RoutingEncapsulation, hereinafter to be referred as: the GRE) mode of tunnel encapsulation sends to BSN with programme content through the FLUTE session; BSN duplicate the FLUTE session and encapsulate with relevant bearer passage form after send to the PCF that has applied for this program; PCF searches the BS that has applied for this program that self connects, and duplicates the FLUTE session and is transmitted to the BS that has applied for this program; After BS receives the FLUTE session, on wireless common signal channel, send this FLUTE session,, adopt the multicast mode on wireless common signal channel, to send this FLUTE session perhaps according to the mobile phone users id information of having applied for this program with broadcast mode; If programme content is encrypted, portable terminal can use the programme content of this encryption of secret key decryption that obtains through registration, obtains correct original program content.Owing to send the FLUTE session to portable terminal through broadcasting or multicast mode; The flow process of this embodiment is applicable to for some programs; The BCMCS of the portable terminal of first this program of application handles under the PCF; For the portable terminal of this program of subsequent application under this PCF, accomplish the BCMCS registration through step 201～step 208, step 211, and get final product through the reception and the integrality feedback of step 216～step 219 completion programme content; Need not to set up the bearer path between BSN and the PCF through step 209～step 210 again, also need not the operation of execution in step 212～step 215 again.
Fig. 3 is the structural representation of an embodiment of portable terminal of the present invention.The portable terminal of this embodiment can be used for realizing the corresponding function of portable terminal in above-mentioned each the BCMCS processing method of the present invention.As shown in Figure 3, it comprises first transmitting element 301, first receiving element 302 and receives processing unit 303.
Wherein, First transmitting element 301 is used in the Preset Time section, sending the access request message to the BCMCS platform; The FlowID and the mobile phone users ID that comprise program in this access request message, Preset Time segment base wherein preestablished the program zero hour and wireless network free time.
First receiving element 302 is used to receive the access request message that the BCMCS platform sends to first transmitting element 301; With a plurality of connection objects that FLUTE sends through a FLUTE session, the programme content that each FlowID is corresponding is carried in the connection object by packing respectively, and each connection object comprises a TOI and finishes sign; TOI is that 0 connection object is used to transmit FDT; FDT is used to describe the connection object information that current FLUTE session is transmitted, and the URL that connection object information comprises TOI and programme content that connection object carries obtains FDT; And, receive corresponding connection object according to the connection object information that FDT describes.
Receive processing unit 303 and be used to store programme content that each connection object that first receiving element 302 receives carries so that play.
The portable terminal that the above embodiment of the present invention provides can be in the Preset Time section of confirming based on the program zero hour and wireless network free time section, sends to the BCMCS platform and inserts request message and ask the program downloading content; The BCMCS platform passes through FLUTE; A plurality of connection objects are sent to portable terminal through a FLUTE session, and portable terminal receives corresponding connection object according to the FDT in the FLUTE session, and stores the programme content of each connection object carrying so that play; Ask the program downloading content owing to distinguish the time period; Can effectively utilize network free time, carry out the download of broadcast multi-broadcasting data, play the broadcast multi-broadcasting data again after accomplishing downloading; Realized the non real-time download of broadcast multi-broadcasting data content; Save radio open resource and core net Internet resources, thereby promoted the reasonable, efficient of limited wireless Internet resources to utilize, promoted the development of BCMCS.
As shown in Figure 4; Structural representation for another embodiment of portable terminal of the present invention; Embodiment is corresponding with the above-mentioned BCMCS processing method of the present invention; The portable terminal of this embodiment is compared with portable terminal embodiment illustrated in fig. 3, also comprises second transmitting element 401, second receiving element 402 and display unit 403.
Wherein, second transmitting element 401 is used for obtaining request message with mode of unicast to BCMCS platform transmission programme.Second receiving element 402 is used to receive the BCMCS platform and obtains the programme that request message returns to programme, and programm name, the program zero hour, program ends that this programme comprises program constantly and FlowID.Display unit 403 is used to the programme that shows that second receiving element 402 receives.Accordingly, first receiving element 302 also is used to receive the service downloading request message that programme that the user receives according to second receiving element 402 sends, and comprises FlowID and mobile phone users ID in this service downloading request message.
Fig. 5 is the structural representation of another embodiment of portable terminal of the present invention; Embodiment is corresponding with the above-mentioned BCMCS processing method of the present invention; In the portable terminal of this embodiment, receive processing unit 303 and specifically comprise integrity detection module 501, decoder module 502 and memory module 503.Wherein, the end of the connection object that integrity detection module 501 is used for receiving according to first receiving element 302 sign, whether the programme content that the identification connection object carries receives complete.Decoder module 502 is used for the recognition result according to integrity detection module 501, and the programme content that carries at connection object receives when complete, decodes and is stored in the memory module 503 receiving complete programme content.Memory module 503 is used to store decoded programme content, for example: with the programme content that obtains behind the mode broadcast decoders such as the suitable resolution of this portable terminal, screen size, layout.Accordingly, display unit 403 also is used for playing the programme content of memory module 503 storages.First transmitting element 301 also is used for the recognition result according to integrity detection module 501; The programme content that carries at connection object does not receive when complete; To the not complete reception detect-message of BCMCS platform feedback, comprise the not sub-district ID of FlowID, mobile phone users ID and the sub-district, portable terminal place of complete program receiving in this not complete reception detect-message.
Portable terminal generally include operating system, network service layer, protocol layer of the interface and user interface (user interface, hereinafter to be referred as: UI) page layer, network service layer wherein comprise unicast networks communication layers and BCMCS network service layer.As an application implementation example of portable terminal of the present invention, first transmitting element 301 and first receiving element 302 specifically can be realized through the BCMCS chip interface layer in the BCMCS network service layer.Receive processing unit 303 and specifically can be arranged on protocol layer of the interface.Second transmitting element 401 and second receiving element 402 specifically can through the HTTP in the unicast networks communication layers (Hyper Text TransportProtocol, hereinafter to be referred as: HTTP) communication layers realizes.Display unit 403 specifically can be arranged on the UI page layer.In addition, a system can also be set in the UI page layer unit is set, come broadcast attributes such as the playing sound of programme content and programme, playing progress rate, broadcast mode are controlled, and operational mode, programme that client is set obtain parameters such as the frequency.
Fig. 6 is the structural representation of an embodiment of BCMCS platform of the present invention.As shown in Figure 6, the BCMCS platform of this embodiment can be used for realizing the corresponding function of BCMCS platform in above-mentioned each the BCMCS processing method of the present invention.As shown in Figure 6, it comprises the 3rd receiving element 601, business authentication unit 602, first memory cell 603, encapsulation unit 604 and the 3rd transmitting element 605.
Wherein, The 3rd receiving element 601 is used for the access request message that mobile terminal receive sends in the Preset Time section; Comprise FlowID and mobile phone users ID in this access request message, Preset Time segment base wherein preestablished the program zero hour and wireless network free time.First memory cell 603 is used for the BCMCS order relations information of memory mobile terminal user profile and mobile phone users.Business authentication unit 602 is used for according to first memory cell, 603 mobile terminals stored user profile, and mobile phone users ID user information corresponding is carried out authentication to inserting request message in the access request message that the 3rd receiving element 601 is received.Only authorized user can be through authentication, otherwise refusal inserts.Exist the user of BCMCS order relations information to be authorized user, do not exist the user who orders care information to be unauthorized user.Encapsulation unit 604 is used for the authentication result according to business authentication unit 602; After the access request message is through authentication; Pack respectively and be carried in the connection object inserting each FlowID is corresponding in the request message programme content; Each connection object comprises a connection object sign TOI and finishes sign; TOI is that 0 connection object is used for transfer files description list FDT, and FDT is used to describe the connection object information that current FLUTE session is transmitted, and connection object information comprises the URL of TOI and programme content that connection object carries.As concrete an application of the present invention, encapsulation unit 604 can be supported encapsulation of BCMCS stream and GRE.The 3rd transmitting element 605 is used for FLUTE, encapsulation unit 604 is handled a plurality of connection objects that obtain send to portable terminal through a FLUTE session.
The BCMCS platform that the above embodiment of the present invention provides, can mobile terminal receive in the Preset Time section of confirming based on the program zero hour and wireless network free time section, the access request message of transmission is asked the program downloading content; Pass through FLUTE; A plurality of connection objects are sent to portable terminal through a FLUTE session, and portable terminal receives corresponding connection object according to the FDT in the FLUTE session, and stores the programme content of each connection object carrying so that play; Ask the program downloading content owing to distinguish the time period; Can effectively utilize network free time, carry out the download of broadcast multi-broadcasting data, play the broadcast multi-broadcasting data again after accomplishing downloading; Realized the non real-time download of broadcast multi-broadcasting data content; Save radio open resource and core net Internet resources, thereby promoted the reasonable, efficient of limited wireless Internet resources to utilize, promoted the development of BCMCS.
As shown in Figure 7, be the structural representation of another embodiment of BCMCS platform of the present invention.Embodiment is corresponding with the above-mentioned BCMCS processing method of the present invention, and the BCMCS platform of this embodiment is compared with BCMCS platform embodiment illustrated in fig. 6, and among this embodiment, first memory cell 603 also is used for the memory mobile terminal ability information.As shown in Figure 7, the BCMCS platform also comprises second memory cell 701, the 3rd memory cell 702 and content adaptation unit 703.Wherein, second memory cell 701 is used to store the corresponding programme content of each FlowID.The ability information that the 3rd memory cell 702 is used to store the BCMCS platform.Content adaptation unit 703 is used for the authentication result according to business authentication unit 602; After the access request message is through authentication; From second memory cell 701, obtain and insert the corresponding programme content of each FlowID in the request message; From the 3rd memory cell 702, obtain the ability information of BCMCS platform; And according to the mobile phone users ID that inserts in the request message, from first memory cell 603, obtain the corresponding mobile terminal ability information, and will to insert the programme content format conversion that each FlowID is corresponding in the request message be the programme content of portable terminal and BCMCS platform capabilities support form.Accordingly, encapsulation unit 604 specifically with content adaptation unit 703 handle obtain, portable terminal packs respectively with the corresponding programme content of each FlowID of BCMCS platform capabilities support form and is carried in the connection object.
Further, again referring to Fig. 7, embodiment is corresponding with the above-mentioned BCMCS processing method of the present invention, and the BCMCS platform can also comprise retransmission process unit 704.Among this embodiment; The 3rd receiving element 601 also is used for the not complete reception detect-message of mobile terminal receive feedback, comprises the not sub-district ID of FlowID, mobile phone users ID and the sub-district, portable terminal place of complete program receiving in this not complete reception detect-message.Retransmission process unit 704 is used for the not complete reception detect-message that receives according to the 3rd receiving element 601; Judge whether to satisfy preset retransmission condition; And when satisfying preset retransmission condition; To the FlowID of complete program receiving not, indication encapsulation unit 604 restarts to carry out and will insert in the request message programme content of each FlowID correspondence and pack respectively and be carried on an operation in the connection object.
Further; Again referring to Fig. 7; The BCMCS platform of the embodiment of the invention can also comprise programme processing unit 705; Be used for generating programme according to the programme information that receives, perhaps receive the programme that external entity is sent, programme information wherein comprises that purpose programm name, program zero hour, program ends are constantly and FlowID.Accordingly; The program ends that encapsulation unit 604 also is used for reaching the programme that programme processing unit 705 obtains at current time is constantly the time, stops to carry out will inserting in the request message programme content of each FlowID correspondence and packing respectively and be carried on an operation in the connection object.
Fig. 8 is the structural representation of a BCMCS embodiment of system of the present invention.The BCMCS platform of this embodiment can be used for realizing the flow process of above-mentioned each the BCMCS processing method embodiment of the present invention.As shown in Figure 8, it comprises portable terminal 1 and BCMCS platform 2.
Wherein, portable terminal 1 is used in the Preset Time section sending to BCMCS platform 2 and inserts request messages, inserts in the request message to comprise FlowID and mobile phone users ID, and the Preset Time segment base preestablished the program zero hour and wireless network free time; And receive BCMCS platform 2 to inserting request message; With a plurality of connection objects that FLUTE sends through a FLUTE session, the programme content that each FlowID is corresponding is carried in the connection object by packing respectively, and each connection object comprises a TOI and finishes sign; TOI is that 0 connection object is used to transmit FDT; FDT is used to describe the connection object information that current FLUTE session is transmitted, and the URL that connection object information comprises TOI and programme content that connection object carries obtains FDT; And, receive corresponding connection object according to the connection object information that FDT describes; Store the programme content of each connection object carrying so that play.
Particularly, this portable terminal 1 can the mobile terminal structure through the arbitrary embodiment of Fig. 3 to Fig. 5 of the present invention realize, the embodiment when adopting mobile terminal structure shown in Figure 5 has been shown among this embodiment.
Particularly, this BCMCS platform 2 can realize by the BCMCS platform structure through the arbitrary embodiment of Fig. 6 to Fig. 7 of the present invention, and the embodiment when adopting BCMCS platform structure shown in Figure 7 has been shown among this embodiment.
In the BCMCS treatment system that the above embodiment of the present invention provides, portable terminal can be in the Preset Time section of confirming based on the program zero hour and wireless network free time section, sends to the BCMCS platform and inserts request message and ask the program downloading content; The BCMCS platform passes through FLUTE; A plurality of connection objects are sent to portable terminal through a FLUTE session, and portable terminal receives corresponding connection object according to the FDT in the FLUTE session, and stores the programme content of each connection object carrying so that play; Ask the program downloading content owing to distinguish the time period; Can effectively utilize network free time, carry out the download of broadcast multi-broadcasting data, play the broadcast multi-broadcasting data again after accomplishing downloading; Realized the non real-time download of broadcast multi-broadcasting data content; Save radio open resource and core net Internet resources, thereby promoted the reasonable, efficient of limited wireless Internet resources to utilize, promoted the development of BCMCS.
Each embodiment all adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that same or analogous part cross-references gets final product between each embodiment.For device embodiment, because it is similar basically with method embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of method embodiment.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be accomplished through the relevant hardware of program command; Aforesaid program can be stored in the computer read/write memory medium; This program the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
The embodiment of the invention can effectively be utilized network free time; Carry out the download of broadcast multi-broadcasting data; After downloading completion, play the broadcast multi-broadcasting data again, realized that the non real-time of broadcast multi-broadcasting data content is downloaded, saved radio open resource and core net Internet resources; Thereby promoted the reasonable, efficient of limited wireless Internet resources to utilize, promoted the development of BCMCS.
Description of the invention provides for example with for the purpose of describing, and is not the disclosed form that exhaustively perhaps limit the invention to.A lot of modifications and variation are obvious for those of ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for special-purpose.
Claims (16)
1. a Multimedia Broadcast Multicast Service processing method is characterized in that, comprising:
The access request message that BroadCast MultiCast Service BCMCS platform mobile terminal receive sends in the Preset Time section; Comprise program stream sign FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time;
Said BCMCS platform carries out authentication according to said mobile phone users ID to said access request message; And after said access request message is through authentication; The programme content that each said FlowID is corresponding is packed respectively and is carried in the connection object; And with unidirectional FTP FLUTE; A plurality of connection objects are sent to said portable terminal through a FLUTE session, and each connection object comprises connection object sign TOI and finishes sign, and TOI is that 0 connection object is used for transfer files description list FDT; Said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the uniform resource position mark URL of TOI and programme content that connection object carries;
Said portable terminal receives said FDT, and according to the connection object information that said FDT describes, receives corresponding connection object, and stores the programme content of each connection object carrying so that play.
2. method according to claim 1 is characterized in that, before the access request message that said BCMCS platform mobile terminal receive sends in the Preset Time section, also comprises:
Said portable terminal obtains programme and shows from said BCMCS platform, and programm name, the program zero hour, program ends that said programme comprises program constantly and FlowID;
Said portable terminal receives the user according to the service downloading request message that said programme sends, and comprises FlowID and said mobile phone users ID in the said service downloading request message;
Said portable terminal sends the access request message according to preestablishing at the introversive said BCMCS platform of said Preset Time section.
3. method according to claim 2 is characterized in that, said portable terminal sends the access request message at the introversive said BCMCS platform of said Preset Time section and comprises according to preestablishing:
Said portable terminal in said Preset Time section, through CDMA 2000 evolution data CDMA20001x EVDO network, sends the access request message to said BCMCS platform according to preestablishing.
4. according to any described method of claim 1 to 3, it is characterized in that, after said access request message is through authentication, also comprise:
Said BCMCS platform obtains the corresponding programme content of each said FlowID and the ability information of said BCMCS platform, and obtains said mobile terminal capability information according to said mobile phone users ID;
The programme content format conversion that said BCMCS platform is corresponding with each said FlowID is the programme content that said portable terminal and said BCMCS platform capabilities are supported form;
The programme content that each said FlowID is corresponding is packed respectively to be carried in the connection object and comprised: said BCMCS platform is packed the corresponding programme content of each said FlowID of said portable terminal and said BCMCS platform capabilities support form respectively and is carried in the connection object.
5. according to any described method of claim 1 to 3, it is characterized in that, the corresponding connection object of said reception, and store the programme content that each connection object carries and comprise so that play:
Said portable terminal receives corresponding connection object, and according to the sign of the end in the said connection object, whether the programme content of discerning said connection object carrying receives complete;
If receive completely, said portable terminal is to receiving whole programme content and decode and store, and accomplishes the back in storage and play the complete programme content of reception;
If do not receive complete; Said portable terminal comprises the not sub-district ID of FlowID, said mobile phone users ID and the sub-district, said portable terminal place of complete program receiving to the not complete reception detect-message of said BCMCS platform feedback in the said not complete reception detect-message.
6. method according to claim 5 is characterized in that, also comprises:
Said BCMCS platform is according to the not complete reception detect-message of said portable terminal feedback; Judge whether to satisfy preset retransmission condition; And when satisfying preset retransmission condition; To the FlowID of complete program receiving not, restart to carry out the said programme content that each said FlowID is corresponding and pack respectively and be carried on an operation in the connection object.
7. method according to claim 6 is characterized in that, also comprises:
The program ends that the BCMCS platform reaches programme at current time is constantly the time, stops to carry out the said programme content that each said FlowID is corresponding and packs respectively and be carried on an operation in the connection object.
8. a portable terminal is characterized in that, comprising:
First transmitting element; Be used in the Preset Time section, sending the access request message to the BCMCS platform; Comprise FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time;
First receiving element is used to receive said BCMCS platform to said access request message, with a plurality of connection objects of FLUTE through a FLUTE session transmission; The programme content that each said FlowID is corresponding is carried in the connection object by packing respectively; Each connection object comprises a TOI and finishes sign, and TOI is that 0 connection object is used to transmit FDT, and said FDT is used to describe the connection object information that current FLUTE session is transmitted; Said connection object information comprises the URL of TOI and programme content that connection object carries; Obtain said FDT, and, receive corresponding connection object according to the connection object information that said FDT describes;
Receive processing unit, be used to store the programme content of each connection object carrying so that play.
9. portable terminal according to claim 8 is characterized in that, also comprises:
Second transmitting element is used for sending programme with mode of unicast to said BCMCS platform and obtains request message;
Second receiving element is used to receive said BCMCS platform and obtains the programme that request message returns to said programme, and programm name, the program zero hour, program ends that said programme comprises program constantly and FlowID;
Display unit is used to show said programme;
Said first receiving element also is used to receive the user according to the service downloading request message that said programme sends, and comprises FlowID and said mobile phone users ID in the said service downloading request message.
10. portable terminal according to claim 9 is characterized in that, said reception processing unit comprises:
The integrity detection module is used for the end sign according to the connection object that receives, and whether the programme content of discerning said connection object carrying receives complete;
Decoder module is used for the recognition result according to said integrity detection module, and the programme content that carries at said connection object receives when complete, decodes and stores receiving whole programme content;
Memory module is used to store decoded programme content;
Said display unit also is used for playing the programme content that said memory module is stored;
First transmitting element also is used for not receiving when complete at the programme content that said connection object carries; To the not complete reception detect-message of said BCMCS platform feedback, comprise the not sub-district ID of FlowID, said mobile phone users ID and the sub-district, said portable terminal place of complete program receiving in the said not complete reception detect-message.
11. a BroadCast MultiCast Service platform is characterized in that, comprising:
The 3rd receiving element; Be used for the access request message that mobile terminal receive sends in the Preset Time section; Comprise FlowID and said mobile phone users ID in the said access request message, said Preset Time segment base preestablished the program zero hour and wireless network free time;
The business authentication unit is used for said mobile phone users ID user information corresponding is carried out authentication to said access request message;
First memory cell is used for the BCMCS order relations information of memory mobile terminal user profile and said mobile phone users;
Encapsulation unit; Be used for authentication result according to said business authentication unit; After said access request message is through authentication; The programme content that each said FlowID is corresponding is packed respectively and is carried in the connection object, and each connection object comprises a connection object sign TOI and finish sign, and TOI is that 0 connection object is used for transfer files description list FDT; Said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the URL of TOI and programme content that connection object carries;
The 3rd transmitting element is used for FLUTE, and a plurality of connection objects are sent to said portable terminal through a FLUTE session.
12. BroadCast MultiCast Service platform according to claim 11 is characterized in that, said first memory cell also is used to store said mobile terminal capability information;
Said BroadCast MultiCast Service platform also comprises:
Second memory cell is used to store the corresponding programme content of each FlowID;
The 3rd memory cell, the ability information that is used to store said BCMCS platform;
The content adaptation unit; Be used for authentication result according to said business authentication unit; After said access request message is through authentication; From said second memory cell, obtain the corresponding programme content of each said FlowID, from said the 3rd memory cell, obtain the ability information of said BCMCS platform, and according to said mobile phone users ID; From said first memory cell, obtain said mobile terminal capability information, and the programme content format conversion that each said FlowID is corresponding is the programme content that said portable terminal and said BCMCS platform capabilities are supported form;
Said encapsulation unit is specifically packed the corresponding programme content of each said FlowID of said portable terminal and said BCMCS platform capabilities support form respectively and is carried in the connection object.
13. according to claim 11 or 12 described BroadCast MultiCast Service platforms; It is characterized in that; Said the 3rd receiving element also is used to receive the not complete reception detect-message of said portable terminal feedback, comprises the not sub-district ID of FlowID, said mobile phone users ID and the sub-district, said portable terminal place of complete program receiving in the said not complete reception detect-message;
Said BroadCast MultiCast Service platform also comprises the retransmission process unit; Be used for the not complete reception detect-message that receives according to said the 3rd receiving element; Judge whether to satisfy preset retransmission condition; And when satisfying preset retransmission condition,, indicate said encapsulation unit to restart to carry out the said programme content that each said FlowID is corresponding and pack respectively and be carried on an operation in the connection object to the FlowID of complete program receiving not.
14. according to claim 11 or 12 described BroadCast MultiCast Service platforms, it is characterized in that, also comprise:
The programme processing unit is used for generating programme according to the programme information that receives, and perhaps program receiving list, said programme information comprise that purpose programm name, program zero hour, program ends are constantly and FlowID;
When said encapsulation unit also is used for according to the said program ends that reaches programme at current time constantly, stops to carry out the said programme content that each said FlowID is corresponding and pack respectively and be carried on an operation in the connection object.
15. Multimedia Broadcast Multicast Service treatment system; Comprise portable terminal and BCMCS platform; It is characterized in that; Said portable terminal is used in the Preset Time section sending to the BCMCS platform and inserts request message, comprises FlowID and said mobile phone users ID in the said access request message, and said Preset Time segment base preestablished the program zero hour and wireless network free time; And receive said BCMCS platform to said access request message; With a plurality of connection objects that FLUTE sends through a FLUTE session, the programme content that each said FlowID is corresponding is carried in the connection object by packing respectively, and each connection object comprises a TOI and finishes sign; TOI is that 0 connection object is used to transmit FDT; Said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the URL of TOI and programme content that connection object carries, and obtains said FDT; And, receive corresponding connection object according to the connection object information that said FDT describes; Store the programme content of each connection object carrying so that play.
Said BCMCS platform is used to receive the access request message that said portable terminal sends in the Preset Time section; According to said mobile phone users ID said access request message is carried out authentication; And after said access request message is through authentication; The programme content that each said FlowID is corresponding is packed respectively and is carried in the connection object, and with FLUTE, a plurality of connection objects is sent to said portable terminal through a FLUTE session; Each connection object comprises a connection object sign TOI and finishes sign; TOI is that 0 connection object is used to transmit FDT, and said FDT is used to describe the connection object information that current FLUTE session is transmitted, and said connection object information comprises the URL of TOI and programme content that connection object carries.
16. system according to claim 15 is characterized in that, said portable terminal is specially any described portable terminal of claim 8 to 10;
Said BCMCS platform is specially any described BroadCast MultiCast Service platform of claim 11 to 14.
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