CN101646129A - Transmission method for multicast broadcasting service, network side of multicast broadcasting service area and terminal - Google Patents
Transmission method for multicast broadcasting service, network side of multicast broadcasting service area and terminal Download PDFInfo
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- CN101646129A CN101646129A CN200810129661A CN200810129661A CN101646129A CN 101646129 A CN101646129 A CN 101646129A CN 200810129661 A CN200810129661 A CN 200810129661A CN 200810129661 A CN200810129661 A CN 200810129661A CN 101646129 A CN101646129 A CN 101646129A
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Abstract
The invention discloses a transmission method for a multicast broadcasting service, a network side of a multicast broadcasting service area and a terminal, wherein the method is applied to multicast broadcasting service areas having same multicast broadcasting content plays, and comprises the following steps that: the network side of the multicast broadcasting service area sends information correlative with the multicast broadcasting service to the terminal; the terminal acquires information on an adjacent area of the multicast broadcasting service area; and the terminal acquires new information correlative with the multicast broadcasting service of the multicast broadcasting service area according to the information on the adjacent area of the multicast broadcasting service area. The transmission method, the network side and the terminal achieve the effects of saving time and electricity, and improving the user experience.
Description
Technical field
The present invention relates to the communications field, in particular to transmission method, network side of multicast broadcasting service area and the terminal of a kind of Multimedia Broadcast Multicast Service (Multicast and Broadcast Service abbreviates MBS as).
Background technology
In the correlation technique of existing Multimedia Broadcast Multicast Service, MBS Zone (multicast broadcasting service area) is made up of one or more base stations that belong to same geographical area, the programme content that these base station transmits are identical, and DL synchronization sends to the terminal in this zone, still, because the physical characteristic of radio-frequency propagation and interference, the overlay area of MBS Zone is limited, therefore, reach bigger geographical, need the identical Multimedia Broadcast Multicast Service of a plurality of MBS Zone transmission for making Multimedia Broadcast Multicast Service.May use same or different frequency because transmit the different MBS Zone of identical Multimedia Broadcast Multicast Service content, so, the situation in a plurality of MBS Zone of terminal cross or a plurality of frequency boundary zone appears probably.
In a MBS Zone, the MBS burst region is identified by MBS MAP (multicast and broadcast mapping) message and MBS Zone and indicates and discern, and the MBS burst region can be supported an identical cover multicast connection identifiers (one or more multicast connection identifiers).All terminals in this MBSZone registration all should connect with this MBS Zone, so that receive the Multimedia Broadcast Multicast Service of the descending transmission of this MBS Zone from one or more signs of a cover multicast connection identifiers.The position of MBS burst region is indicated by the MBS_MAP_IE (multicast and broadcast map unit) in DL-MAP (descending mapping) message.
The position of MBS_MAP_IE indication MBS MAP message, and MBS_DATA_IE (multicast broadcast data unit) is the part of MBS MAP message, and the daisy chain support is provided, and is indicated to the data field of given Multimedia Broadcast Multicast Service.Under the support of MBS_DATA_IE, unnecessary for burst positions and all handles MBS_MAP_IE at each frame to the data multicast and broadcast of given MBS Zone.As long as MBS Zone sign keeps identical with multicast connection identifiers, terminal just can receive the multicast and broadcast downlink transfer with reference to the same burst profile (attribute) of the descending sub frame of base station synchronization transmission in this MBS Zone.
In existing Multimedia Broadcast Multicast Service correlation technique, the daisy chain mechanism of utilizing MBS_DATA_IE is switched and economize on electricity is supported for the Multimedia Broadcast Multicast Service of many base stations provides, and guarantee that terminal program when mobile in MBS Zone receives continuity, but this mechanism is subject to the situation that terminal is positioned at identical MBS Zone, when terminal cross MBS Zone or frequency boundary district, just ineffective.
When terminal cross MBS Zone, identical frequency both can be used in this zone, also can use different frequencies, but can not guarantee identical Multimedia Broadcast Multicast Service content is kept identical multicast connection identifiers.When terminal cross MBS Zone (different multicast and broadcast area identifications is promptly arranged) or frequency boundary district, in order to locate the Multimedia Broadcast Multicast Service burst of new MBS Zone corresponding to identical multicast and broadcast content, recover to receive the Multimedia Broadcast Multicast Service downlink transfer, will rebuild and connect new multicast and broadcast area identification and the multicast connection identifiers obtain corresponding to identical multicast and broadcast content, seek MBS_MAP_IE information again.But, before moving to new MBS Zone and the reconstruction connection obtain new multicast and broadcast area identification and multicast connection identifiers, the reception of Multimedia Broadcast Multicast Service can be interrupted, after reconstruction is finished, could continue to receive identical Multimedia Broadcast Multicast Service, and then can prolong time of reception, influence user experience.
Similarly, when terminal withdraws from or enter energy-saving mode (promptly, sleep or idle pulley) time, the Multimedia Broadcast Multicast Service from new serving BS recovery reception downlink transfer does not need to rebuild multicast and connects, but, when terminal moves to target MBS Zone, be connected with new target MBS Zone set up before, need withdraw from energy-saving mode and carry out network and reentry, to obtain new target MBS Zone and multicast and broadcast connection identifier information, can cause the electricity wasting resource.
Summary of the invention
At above-mentioned when terminal cross MBS Zone or the frequency boundary district, can prolong and receive break period, user experience is high and when terminal withdraws from or enter energy-saving mode, cause the electricity wasting problem of resource and propose the present invention, for this reason, the present invention aims to provide a kind of transmission method, network side of multicast broadcasting service area and terminal of Multimedia Broadcast Multicast Service, to address the above problem.
A kind of transmission method of Multimedia Broadcast Multicast Service is provided according to an aspect of the present invention.
According to the multicast broadcasting service area that the transmission method of Multimedia Broadcast Multicast Service of the present invention is applied to have identical multicast and broadcast content play, this method comprises: the network side of multicast broadcasting service area sends the multicast broadcasting service area neighboring BS information to terminal; Terminal is obtained the multicast broadcasting service area neighboring BS information; Terminal is obtained the relevant information of Multimedia Broadcast Multicast Service of new multicast broadcasting service area by the multicast broadcasting service area neighboring BS information.
Preferably, before terminal sent the multicast broadcasting service area neighboring BS information, said method also comprised at the network side of multicast broadcasting service area: the network side of multicast broadcasting service area obtains the relevant information of Multimedia Broadcast Multicast Service to form the multicast broadcasting service area neighboring BS information from the network side of new multicast broadcasting service area.
Preferably, before moving to new multicast broadcasting service area, terminal is obtained the relevant information of Multimedia Broadcast Multicast Service of new multicast broadcasting service area by the multicast broadcasting service area neighboring BS information.
Preferably, when terminal when new multicast broadcasting service area moves and switches: the network side of multicast broadcasting service area specifically comprises to the operation that terminal sends the multicast broadcasting service area neighboring BS information: the network side of multicast broadcasting service area is carrying the multicast broadcasting service area neighboring BS information in the relevant message of the switching that sends to terminal; The operation that terminal is obtained the multicast broadcasting service area neighboring BS information specifically comprises: terminal receives switches relevant message, and therefrom obtains the multicast broadcasting service area neighboring BS information.
Preferably, carry out the selection of target BS according to the multicast broadcasting service area neighboring BS information.
Preferably, before terminal sent the multicast broadcasting service area neighboring BS information, said method also comprised at the network side of multicast broadcasting service area: obtain the multicast broadcasting service area neighboring BS information the relevant message of the switching that the network side of multicast broadcasting service area sends from new network side of multicast broadcasting service area.
Preferably, the terminal context of the message that switching is relevant carries the multicast broadcasting service area neighboring BS information.
Preferably, when terminal was in energy-saving mode for a long time: the network side of multicast broadcasting service area specifically comprised to the operation that terminal sends the multicast broadcasting service area neighboring BS information: the network side of multicast broadcasting service area sends the position to terminal and upgrades response message, and carries the multicast broadcasting service area neighboring BS information therein; The operation that terminal is obtained the multicast broadcasting service area neighboring BS information specifically comprises: the terminal receiving position upgrades response message, and therefrom obtains the multicast broadcasting service area neighboring BS information.
Preferably, before terminal sent response message, said method also comprises: terminal sent periodic location update request message to the network side of multicast broadcasting service area at the network side of multicast broadcasting service area.
Preferably, the network side of multicast broadcasting service area specifically comprises to the operation that terminal sends the multicast broadcasting service area neighboring BS information: the network side of multicast broadcasting service area is by sending the multicast broadcasting service area neighboring BS information one of following to terminal: broadcast management messages, multicast broadcast service data, wherein, broadcast management messages or multicast broadcast service data carry the multicast broadcasting service area neighboring BS information.
Preferably, the network side at multicast broadcasting service area sends under the situation of multicast broadcasting service area neighboring BS information to terminal by multicast broadcast service data: the multicast and broadcast neighboring BS information does not comprise the content identification of Multimedia Broadcast Multicast Service.
Preferably, the multicast broadcasting service area neighboring BS information is dispersed in a plurality of frames and carries.
Preferably, if current subframe comprises the downlink transfer of multicast broadcasting service area, then in current subframe, send the multicast broadcasting service area neighboring BS information.
Preferably, said method further comprises: the multicast broadcasting service area neighboring BS information that sends other multicast broadcasting service areas in current subframe.
Preferably, broadcast transmission is once at least in per 255 frames of multicast broadcasting service area for the multicast broadcasting service area neighboring BS information.
Preferably, said method further comprises: if behind 255 frames, terminal can not be obtained the relevant information of Multimedia Broadcast Multicast Service of new multicast broadcasting service area by the multicast broadcasting service area neighboring BS information, and then terminal will be upgraded the relevant information of Multimedia Broadcast Multicast Service that response message obtains new multicast broadcasting service area by receiving position.
Preferably, the multicast broadcasting service area neighboring BS information comprises: multicast broadcasting service area sign and multicast and broadcast connection identifier.
Preferably, said method further comprises: at a plurality of multicast broadcasting service areas of playing identical multicast and broadcast content identical multicast and broadcast content is reserved identical multicast and broadcast connection identifier.
Preferably, the multicast broadcasting service area neighboring BS information further comprises: the content identification of Multimedia Broadcast Multicast Service and corresponding Logic Channel Identifier.
Preferably, said method further comprises: at a plurality of multicast broadcasting service areas of playing identical multicast and broadcast content identical multicast and broadcast content is reserved identical Logic Channel Identifier.
Preferably, the multicast broadcasting service area neighboring BS information further comprises: the secure federation sign.
Preferably, said method further comprises: at a plurality of multicast broadcasting service areas of playing identical multicast and broadcast content identical multicast and broadcast content is reserved identical secure federation sign.
Preferably, said method further comprises: terminal moves to new multicast broadcasting service area, and the down channel describing message that sends of the new base station that receives the multicast broadcasting service area make a fresh start, wherein, carry the indication information that is used to indicate the multicast broadcasting service area that new base station supports in the down channel descriptor; Terminal judges according to indication information whether the multicast broadcasting service area of supporting new base station mates with previous multicast broadcasting service area of registering; In judged result is under the situation not, terminal is determined the relevant information of the multicast broadcasting service area that new base station is supported according to the multicast broadcasting service area neighboring BS information, with the position of location Multimedia Broadcast Multicast Service burst region, and obtain the descending Multimedia Broadcast Multicast Service of new base station according to the position.
According to another aspect of the present invention, provide a kind of network side of multicast broadcasting service area.
Network side of multicast broadcasting service area according to the present invention is used for sending the multicast broadcasting service area neighboring BS information to terminal.
Preferably, network side of multicast broadcasting service area also is used for obtaining the relevant information of Multimedia Broadcast Multicast Service to form the multicast broadcasting service area neighboring BS information from new network side of multicast broadcasting service area.
According to another aspect of the present invention, also provide a kind of terminal.
Terminal according to the present invention comprises: first acquisition module is used to obtain the multicast broadcasting service area neighboring BS information; Second acquisition module was used for before moving to new multicast broadcasting service area, obtained the relevant information of Multimedia Broadcast Multicast Service of new multicast broadcasting service area by the multicast broadcasting service area neighboring BS information.
Preferably, above-mentioned terminal further comprises: the 3rd acquisition module is used for obtaining the descending Multimedia Broadcast Multicast Service of new base station according to the relevant information of the Multimedia Broadcast Multicast Service of new multicast broadcasting service area.
Pass through the foregoing description, the method of terminal multicast broadcasting service area neighboring BS information was notified in employing before terminal moves to new MBS Zone or frequency zones, solved when terminal cross MBS Zone or frequency boundary district, can prolong time of reception, user experience is high and when terminal withdraws from or enter energy-saving mode, cause the electricity wasting problem of resource, and then reached and save time, economize on electricity and improve user experience effect.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the transmission method of the Multimedia Broadcast Multicast Service of the embodiment of the invention;
Fig. 2 is the block diagram according to the terminal of the embodiment of the invention.
Embodiment
When striding MBS Zone or frequency boundary district when terminal, provide effective switching and economize on electricity to support to Multimedia Broadcast Multicast Service, the present invention proposes a kind of new MBS Zone neighboring BS information notion, and reaches and save time, economize on electricity and improve user experience effect by sending this MBS Zone neighboring BS information.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Method embodiment
According to embodiments of the invention, a kind of transmission method of Multimedia Broadcast Multicast Service is provided, be applied to play the MBS Zone of identical multicast and broadcast content.Fig. 1 is the flow chart according to the transmission method of the Multimedia Broadcast Multicast Service of the embodiment of the invention.
At first, the network side of MBS Zone receives from the relevant information of the Multimedia Broadcast Multicast Service of the network side of the new MBS Zone of the identical Multimedia Broadcast Multicast Service content of transmission that is associated with this MBS Zone to form MBS Zone neighboring BS information; MBS Zone neighboring BS information comprises: MBS Zone sign and multicast and broadcast connection identifier further also may comprise the content identification and corresponding Logic Channel Identifier, secure federation (SecurityAssociation) information of Multimedia Broadcast Multicast Service.Proceed to following processing as shown in Figure 1 afterwards:
Step S102, the network side of MBS Zone sends MBS Zone neighboring BS information to terminal;
Step S104, terminal is obtained MBS Zone neighboring BS information;
Step S106, terminal is obtained the relevant information of Multimedia Broadcast Multicast Service of new MBS Zone by MBS Zone neighboring BS information.
By this embodiment, terminal can just can obtain the relevant information of Multimedia Broadcast Multicast Service of new MBS Zone before moving to new MBS Zone, so that terminal receives Multimedia Broadcast Multicast Service continuously after moving to new MBS Zone.
Wherein, MBS Zone neighboring BS information links together those transmit identical Multimedia Broadcast Multicast Service content on single-frequency or different frequency MBS Zone.This MBS Zone neighboring BS information can be included in a kind of new WiMAX broadcast management messages, in the existing WiMAX broadcast management messages, also can be included in the multicast broadcast service data.
For guaranteeing the airlink utilance of broadcast transmission MBS Zone neighboring BS information, do not need all these information of broadcasting in a subframe of all MBS Zone and their corresponding M BS Zone adjacent area, but adopt a kind of method of distributed MBS Zone neighboring BS information, all information dispersion are carried in a plurality of frames.
If corresponding to identical multicast and broadcast content, keep identical multicast and broadcast connection identifier at new MBS Zone, the new multicast and broadcast connection identifier of then unnecessary transmission is given terminal; That is, can reserve identical multicast and broadcast connection identifier to identical multicast and broadcast content at a plurality of MBS Zone that play identical multicast and broadcast content.If network can't satisfy such designing requirement, then new multicast and broadcast connection identifier should be included in the MBS Zone neighboring BS information, and a part that is transmitted as the terminal context by new base station sends to Current Serving BTS with the notice terminal.
If provide corresponding logic channel support for given one or a cover multicast and broadcast sign,, keep identical logic channel and dispose for the pairing MBS Zone of identical multicast and broadcast connection identifier of the identical multicast and broadcast content of carrying; That is, can reserve identical Logic Channel Identifier to identical multicast and broadcast content at a plurality of MBS Zone that play identical multicast and broadcast content; Like this, new multicast and broadcast connection identifier also can be supported an identical cover logic channel.Otherwise the content identification of Multimedia Broadcast Multicast Service and corresponding Logic Channel Identifier also should be included in the transmission of MBS Zone neighboring BS information.For the MBS Zone of the identical multicast and broadcast content of interrelated carrying, also suggestion keeps identical secure federation; That is, can reserve identical secure federation sign to identical multicast and broadcast content at a plurality of MBS Zone that play identical multicast and broadcast content.Otherwise secure federation information also should be included in the transmission of MBS Zone neighboring BS information.
Embodiment one
According to embodiments of the invention, when terminal when new MBS Zone moves and switches, comprise following operation:
The operation of step S102 specifically comprises: the network side of MBS Zone carries MBS Zone neighboring BS information in the relevant message of the switching that sends to terminal;
The operation of step S104 specifically comprises: terminal receives switches relevant message, and therefrom obtains MBS Zone neighboring BS information;
Before step S102, said method also comprises: the network side of MBS Zone from the Multimedia Broadcast Multicast Service adjacent area to the terminal context of the relevant message of switching that MBS Zone sends, obtain MBS Zone neighboring BS information, wherein, the terminal context of the message that switching is relevant carries MBS Zone neighboring BS information.
By this embodiment, in the handover operation on terminal cross MBS Zone or frequency zones border, for making service impact drop to minimum and strengthening user experience, new base station will notify Current Serving BTS about new MBS Zone sign (the MBS Zone adjacent area of the current place MBSZone of terminal just).Above-mentioned situation both had been applicable to the switching that terminal is initiated, and also was applicable to the switching that initiate at the networking.In addition, can also keep identical multicast and broadcast connection identifier at new MBS Zone, then unnecessary new base station is transmitted new multicast and broadcast connection identifier and is given terminal.If above-mentioned situation can not realize that then new multicast and broadcast connection identifier should be included in the MBS Zone neighboring BS information, a part that is transmitted as the terminal context by new base station sends to Current Serving BTS with the notice terminal.
Embodiment two
According to embodiments of the invention, the operation of step S102 specifically comprises: the network side of MBS Zone sends MBS Zone neighboring BS information by broadcast management messages to terminal, and wherein, broadcast management messages carries MBS Zone neighboring BS information.Before this, current place MBS Zone network gets access to the multicast and broadcast neighboring BS information from the network side of the contiguous MBS Zone that plays identical multicast and broadcast content.
Describe in detail to send MBS Zone neighboring BS information and terminal below and obtain the relevant information of Multimedia Broadcast Multicast Service of new MBSZone.
(1) MBS Zone neighboring BS information is included in the broadcast management messages and sends; Carry this Multimedia Broadcast Multicast Service content corresponding M BS Zone neighboring BS information in broadcast management messages, that is, these MBS Zone adjacent areas all have this Multimedia Broadcast Multicast Service content to send.
(2) distributed MBS Zone neighboring BS information can be in per 255 frames in MBS Zone adjacent area broadcast transmission is once at least; The foundation of selecting 255 frames is that MBS_Data_IE can support the next descending sub frame of daisy chain to 255 frames of being separated by farthest from a descending sub frame in the prior art.
(3) if current subframe comprises the downlink transfer of given MBS Zone, then also comprise this MBS Zone neighboring BS information, that is, and broadcast transmission MBS Zone neighboring BS information in current subframe.And, the also MBS Zone neighboring BS information of other MBS Zone of broadcast transmission extraly.
(4) if behind 255 frames, terminal can't be determined new MBS Zone, and terminal will be carried out conventional position and more be newly arrived and obtain new MBS Zone information and corresponding multicast and broadcast information.New MBS Zone information and corresponding multicast and broadcast information can be included in network and upgrade in the response message (being RNG_RSP) for the position of terminal; Promptly, if behind 255 frames, terminal can not be by obtaining the relevant information of Multimedia Broadcast Multicast Service of new MBS Zone moving to the MBS Zone neighboring BS information that gets access to before this MBS Zone, and then terminal will be upgraded the relevant information of Multimedia Broadcast Multicast Service that response message obtains new MBS Zone by receiving position.
Embodiment three
According to embodiments of the invention, the operation of step S102 specifically comprises: the network side of MBS Zone sends the MBSZone neighboring BS information by multicast broadcast service data (that is, the MBS data) to terminal, and wherein, the MBS data carry has MBS Zone neighboring BS information.Before this, the network side of current place MBS Zone gets access to the multicast and broadcast neighboring BS information from the contiguous MBS Zone network of playing identical multicast and broadcast content.
Particularly, MBS Zone neighboring BS information sends to terminal in company with the MBS data; When the MBS data of the corresponding broadcast multi-broadcasting content correspondence of MBS Zone neighboring BS information companion send to terminal, the content identification that can omit BroadCast MultiCast Service; If current subframe comprises the downlink transfer of given MBS Zone, then also comprise the neighboring BS information of this MBS Zone; And, the also MBS Zone neighboring BS information of other MBS Zone of broadcast transmission extraly;
Embodiment four
According to embodiments of the invention, when terminal was in energy-saving mode for a long time, the operation of step S102 specifically comprised: the network side of MBS Zone sends the position to terminal and upgrades response message, and carries MBS Zone neighboring BS information therein; Before this, terminal sends periodic location update request message to the network side of multicast broadcasting service area, that is, as prior art, terminal to the network side of multicast broadcasting service area send periodic position updating request with keep with network side synchronously.
The operation of step S104 specifically comprises: the terminal receiving position upgrades acknowledge message, and therefrom obtains MBS Zone neighboring BS information.
Particularly, if the current descending transmission of multicast and broadcast that does not have activation of terminal, however next multicast and broadcast will recover to receive descending transmission when descending; In this case, terminal enters time of energy-saving mode will be longer, the position that terminal must the execution cycle upgrade with safeguard with the WiMAX network synchronously, the position is upgraded each time will provide the lastest imformation of relevant MBSZone for terminal.Monitor from energy-saving mode when terminal, when finding that base station, current place has not belonged to the original MBS Zone that receives the multicast and broadcast content, terminal will wait for that next frame seeks this multicast and broadcast content corresponding M BS Zone neighboring BS information; If behind 255 frames, terminal still fails to confirm current affiliated MBS Zone information, and terminal will be carried out conventional location update operations and find new MBS Zone sign and corresponding M BS Zone information.Network is issued the position of terminal and is upgraded the new MBS Zone information of the corresponding previous multicast and broadcast content that receives that can comprise the terminal place in the affirmation and the MBS Zone neighboring BS information of being correlated with.
Above-mentioned four embodiment have described the four kind forms of the network side of MBS Zone to terminal transmission MBSZone neighboring BS information, in addition, selection for target BS, network side or terminal can be according to the MBS Zone neighboring BS information that obtains and other handover informations, judge and switch to which target BS, and then keep the continuity of the Multimedia Broadcast Multicast Service of current reception, and it is base station selected to help terminal to carry out.To the operation that terminal is carried out be described in detail below.
Which MBS Zone that the down channel that new serving BS sends describes that (Downlink ChannelDescribed) message can indicate that Current Serving BTS supports is.If the MBS Zone that pairing MBS Zone in new base station and terminal are registered does not in advance match, terminal is then with reference to this MBS Zone neighboring BS information, determine that the MBS Zone that supports new base station locatees the Multimedia Broadcast Multicast Service burst position, regain the descending transmission of Multimedia Broadcast Multicast Service of new base station.That is, when terminal prepare to receive downlink data on the horizon, terminal by with current MBS Zone relatively, or, should obtain MBS Zone information by receiving the neighboring BS information in the enrollment response message of going of Current Serving BTS.
Particularly, terminal moves to new MBS Zone, and receives the down channel describing message of the new base station transmission of the MBSZone that makes a fresh start, wherein, carries the indication information that is used to indicate the pairing MBS Zone in new base station in the down channel descriptor; Terminal judges according to indication information whether MBS Zone that supports new base station and the MBS Zone that registers in advance mate; In judged result is under the situation not, terminal is determined the relevant information of the multicast broadcasting service area that new base station is supported according to the MBSZone neighboring BS information, locate the position of Multimedia Broadcast Multicast Service burst region, and obtain the descending Multimedia Broadcast Multicast Service of new base station according to this Multimedia Broadcast Multicast Service burst position.
Device embodiment
Embodiment one
According to embodiments of the invention, provide a kind of MBS Zone network side.The MBS Zone network side that provides according to the embodiment of the invention is used for sending MBS Zone neighboring BS information to terminal; Above-mentioned MBS Zone network side also is used for obtaining the relevant information of Multimedia Broadcast Multicast Service to form the multicast broadcasting service area neighboring BS information from new network side of multicast broadcasting service area.
Particularly, MBS Zone network side comprises following four kinds of forms to terminal transmission MBS Zone neighboring BS information:
(1) when moving to new MBS Zone when switching, the network side of MBS Zone is carrying MBS Zone neighboring BS information in the relevant message of the switching that sends to terminal.
(2) when terminal is in energy-saving mode, the network side of MBS Zone sends the position to terminal and upgrades acknowledge message, and carries MBS Zone neighboring BS information therein.
(3) network side of MBS Zone sends MBS Zone neighboring BS information by the broadcast administrative messag to terminal, and wherein, broadcast management messages carries MBS Zone neighboring BS information.
(4) network side of MBS Zone sends MBS Zone neighboring BS information by the broadcast multi-broadcasting broadcast service data to terminal, and wherein, multicast broadcast service data carries MBS Zone neighboring BS information.
Embodiment two
According to embodiments of the invention, provide a kind of terminal.Fig. 2 is the block diagram according to the terminal of the embodiment of the invention, and as shown in Figure 2, this device comprises:
Above-mentioned second acquisition module 24 obtains the relevant information of Multimedia Broadcast Multicast Service of new MBSZone by MBS Zone neighboring BS information, can from the relevant information of the Multimedia Broadcast Multicast Service of new MBS Zone, locate the position of multicast broadcasting service burst region, make terminal can obtain the information of Multimedia Broadcast Multicast Service in advance.
Preferably, above-mentioned terminal further comprises: the 3rd acquisition module (not shown) is used for obtaining the descending Multimedia Broadcast Multicast Service of new base station according to the relevant information of the Multimedia Broadcast Multicast Service of new multicast broadcasting service area.
Pass through the foregoing description, adopt the method for broadcast multi-broadcasting broadcasting service area neighboring BS information, solved when terminal cross MBS Zone, it is longer that Multimedia Broadcast Multicast Service receives break period, user experience is high and when terminal withdraws from or enter energy-saving mode, cause the electricity wasting problem of resource, and then reached and save time, economize on electricity and improve user experience effect.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (27)
1. the transmission method of a Multimedia Broadcast Multicast Service, the multicast broadcasting service area that is applied to have identical multicast and broadcast content play is characterized in that, comprising:
The network side of multicast broadcasting service area sends the multicast broadcasting service area neighboring BS information to terminal;
Described terminal is obtained described multicast broadcasting service area neighboring BS information;
Described terminal is obtained the relevant information of Multimedia Broadcast Multicast Service of described new multicast broadcasting service area by described multicast broadcasting service area neighboring BS information.
2. method according to claim 1 is characterized in that, before terminal sent the multicast broadcasting service area neighboring BS information, described method also comprised at the network side of described multicast broadcasting service area:
The network side of described multicast broadcasting service area obtains the relevant information of Multimedia Broadcast Multicast Service to form described multicast broadcasting service area neighboring BS information from the network side of described new multicast broadcasting service area.
3. method according to claim 1 is characterized in that, before moving to new multicast broadcasting service area, described terminal is obtained the relevant information of Multimedia Broadcast Multicast Service of described new multicast broadcasting service area by described multicast broadcasting service area neighboring BS information.
4. method according to claim 1 is characterized in that, when described terminal when described new multicast broadcasting service area moves and switches:
The network side of described multicast broadcasting service area specifically comprises to the operation that terminal sends the multicast broadcasting service area neighboring BS information: the network side of described multicast broadcasting service area carries described multicast broadcasting service area neighboring BS information in the relevant message of the switching that sends to described terminal;
The operation that described terminal is obtained described multicast broadcasting service area neighboring BS information specifically comprises: described terminal receives the relevant message of described switching, and therefrom obtains described multicast broadcasting service area neighboring BS information.
5. method according to claim 4 is characterized in that, carries out the selection of target BS according to described multicast broadcasting service area neighboring BS information.
6. method according to claim 4 is characterized in that, before terminal sent the multicast broadcasting service area neighboring BS information, described method also comprised at the network side of described multicast broadcasting service area:
Obtain described multicast broadcasting service area neighboring BS information the message that the switching that the network side of described multicast broadcasting service area sends from described new network side of multicast broadcasting service area is correlated with.
7. method according to claim 6 is characterized in that, the terminal context of the message that described switching is relevant carries described multicast broadcasting service area neighboring BS information.
8. method according to claim 1 is characterized in that, when described terminal is in energy-saving mode for a long time:
The network side of described multicast broadcasting service area specifically comprises to the operation that terminal sends the multicast broadcasting service area neighboring BS information: the network side of described multicast broadcasting service area sends the position to described terminal and upgrades response message, and carries described multicast broadcasting service area neighboring BS information therein;
The operation that described terminal is obtained described multicast broadcasting service area neighboring BS information specifically comprises: described terminal receives described position and upgrades response message, and therefrom obtains described multicast broadcasting service area neighboring BS information.
9. method according to claim 8 is characterized in that, before described terminal sent response message, described method also comprised at the network side of described multicast broadcasting service area:
Described terminal sends periodic location update request message to the network side of described multicast broadcasting service area.
10. method according to claim 1 is characterized in that, the network side of described multicast broadcasting service area specifically comprises to the operation that terminal sends the multicast broadcasting service area neighboring BS information:
The network side of described multicast broadcasting service area is by sending described multicast broadcasting service area neighboring BS information one of following to described terminal: broadcast management messages, multicast broadcast service data, wherein, described broadcast management messages or described multicast broadcast service data carry described multicast broadcasting service area neighboring BS information.
11. method according to claim 10 is characterized in that, sends under the situation of described multicast broadcasting service area neighboring BS information at the network side of described multicast broadcasting service area to described terminal by described multicast broadcast service data:
Described multicast and broadcast neighboring BS information does not comprise the content identification of Multimedia Broadcast Multicast Service.
12. method according to claim 10 is characterized in that, described multicast broadcasting service area neighboring BS information is dispersed in a plurality of frames and carries.
13. method according to claim 12 is characterized in that, if current subframe comprises the downlink transfer of described multicast broadcasting service area, then sends described multicast broadcasting service area neighboring BS information in described current subframe.
14. method according to claim 13 is characterized in that, further comprises:
In described current subframe, send the multicast broadcasting service area neighboring BS information of other multicast broadcasting service areas.
15. method according to claim 10 is characterized in that, broadcast transmission is once at least in per 255 frames of multicast broadcasting service area for described multicast broadcasting service area neighboring BS information.
16. method according to claim 15 is characterized in that, further comprises:
If behind 255 frames, described terminal can not be obtained the relevant information of Multimedia Broadcast Multicast Service of described new multicast broadcasting service area by described multicast broadcasting service area neighboring BS information, and then described terminal will be upgraded the relevant information of Multimedia Broadcast Multicast Service that response message obtains described new multicast broadcasting service area by receiving position.
17. method according to claim 1 is characterized in that, described multicast broadcasting service area neighboring BS information comprises:
Multicast broadcasting service area sign and multicast and broadcast connection identifier.
18. method according to claim 17 is characterized in that, further comprises:
At a plurality of multicast broadcasting service areas of playing identical multicast and broadcast content described identical multicast and broadcast content is reserved identical multicast and broadcast connection identifier.
19. method according to claim 17 is characterized in that, described multicast broadcasting service area neighboring BS information further comprises:
The content identification of Multimedia Broadcast Multicast Service and corresponding Logic Channel Identifier.
20. method according to claim 19 is characterized in that, further comprises:
At a plurality of multicast broadcasting service areas of playing identical multicast and broadcast content described identical multicast and broadcast content is reserved identical Logic Channel Identifier.
21. method according to claim 17 is characterized in that, described multicast broadcasting service area neighboring BS information further comprises:
The secure federation sign.
22. method according to claim 21 is characterized in that, further comprises:
At a plurality of multicast broadcasting service areas of playing identical multicast and broadcast content described identical multicast and broadcast content is reserved identical secure federation sign.
23. method according to claim 1 is characterized in that, further comprises:
Described terminal moves to described new multicast broadcasting service area, and receive the down channel describing message that the new base station from described new multicast broadcasting service area sends, wherein, carry the indication information that is used to indicate the multicast broadcasting service area that described new base station supports in the described down channel descriptor;
Described terminal judges according to described indication information whether the multicast broadcasting service area of supporting described new base station mates with previous multicast broadcasting service area of registering;
In judged result is under the situation not, described terminal is determined the relevant information of the multicast broadcasting service area that described new base station is supported according to described multicast broadcasting service area neighboring BS information, with the position of location Multimedia Broadcast Multicast Service burst region, and obtain the descending Multimedia Broadcast Multicast Service of described new base station according to described position.
24. a network side of multicast broadcasting service area is characterized in that, described network side of multicast broadcasting service area is used for sending the multicast broadcasting service area neighboring BS information to terminal.
25. network side of multicast broadcasting service area according to claim 24 is characterized in that,
Described network side of multicast broadcasting service area also is used for obtaining the relevant information of Multimedia Broadcast Multicast Service to form described multicast broadcasting service area neighboring BS information from new network side of multicast broadcasting service area.
26. a terminal is characterized in that, comprising:
First acquisition module is used to obtain the multicast broadcasting service area neighboring BS information;
Second acquisition module was used for before moving to new multicast broadcasting service area, obtained the relevant information of Multimedia Broadcast Multicast Service of described new multicast broadcasting service area by described multicast broadcasting service area neighboring BS information.
27. terminal according to claim 26 is characterized in that, further comprises:
The 3rd acquisition module is used for obtaining the descending Multimedia Broadcast Multicast Service of new base station according to the relevant information of the Multimedia Broadcast Multicast Service of described new multicast broadcasting service area.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200810129661A CN101646129A (en) | 2008-08-05 | 2008-08-05 | Transmission method for multicast broadcasting service, network side of multicast broadcasting service area and terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200810129661A CN101646129A (en) | 2008-08-05 | 2008-08-05 | Transmission method for multicast broadcasting service, network side of multicast broadcasting service area and terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104685947A (en) * | 2012-08-02 | 2015-06-03 | 高通股份有限公司 | MBMS support in heterogeneous network and in-venue |
| CN113891253A (en) * | 2020-07-02 | 2022-01-04 | 大唐移动通信设备有限公司 | Multicast processing method, configuration method, device, terminal and network side equipment |
| CN115038050A (en) * | 2021-03-05 | 2022-09-09 | 中国移动通信有限公司研究院 | Service notification method, device, equipment and readable storage medium |
-
2008
- 2008-08-05 CN CN200810129661A patent/CN101646129A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104685947A (en) * | 2012-08-02 | 2015-06-03 | 高通股份有限公司 | MBMS support in heterogeneous network and in-venue |
| CN104685947B (en) * | 2012-08-02 | 2018-10-12 | 高通股份有限公司 | MBMS in heterogeneous network and place is supported |
| CN113891253A (en) * | 2020-07-02 | 2022-01-04 | 大唐移动通信设备有限公司 | Multicast processing method, configuration method, device, terminal and network side equipment |
| CN113891253B (en) * | 2020-07-02 | 2023-03-24 | 大唐移动通信设备有限公司 | Multicast processing method, configuration method, device, terminal and network side equipment |
| CN115038050A (en) * | 2021-03-05 | 2022-09-09 | 中国移动通信有限公司研究院 | Service notification method, device, equipment and readable storage medium |
| CN115038050B (en) * | 2021-03-05 | 2023-09-05 | 中国移动通信有限公司研究院 | Service notification method, device, equipment and readable storage medium |
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