CN101198158A - Method and system for optimizing down-chain resource - Google Patents
Method and system for optimizing down-chain resource Download PDFInfo
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- CN101198158A CN101198158A CNA2006101640392A CN200610164039A CN101198158A CN 101198158 A CN101198158 A CN 101198158A CN A2006101640392 A CNA2006101640392 A CN A2006101640392A CN 200610164039 A CN200610164039 A CN 200610164039A CN 101198158 A CN101198158 A CN 101198158A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1836—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with heterogeneous network architecture
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- H—ELECTRICITY
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- H04W72/30—Resource management for broadcast services
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/18—Negotiating wireless communication parameters
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Abstract
The invention discloses a method and a system of downlink resource optimization in the communication field. The method of the invention comprises: a broadcast/multicast data providing device which divides the transferred broadcast/multicast data into a combination of basic information and enhancement information and transfers the combined information to network device of the next layer; network device which carries the present transferred broadcast/multicast data, selects an information combination which comprises at least the basic information from the broadcast/multicast data received and transfers the selected information combination to another at least one network device of the next layer. Correspondingly, the invention also discloses a system. The method and system of the invention can adjust the resources of broadcast business and multicast business distributed by the whole network dynamically by adjusting the rates of the transferred service data so that the same service can transfer different data frequency within the different scopes, can relief the network pressure, enhance the business provision capability and service capability of operators and can improve the experience level of users.
Description
Technical field
The present invention relates to communication technical field, particularly the method and system of optimizing down-chain resource in the mobile communication.
Background technology
Along with the development of mobile communication technology, increasing wireless traffic obtains development and application.Wherein, 3-G (Generation Three mobile communication system) (3G, The 3rd Generation) not only can transmit multi-media voice and data service high-quality, point-to-point, and can transmit than the broadcasting/packet service of the higher point of available data business need, as online film video program request, television broadcasting to multiple spot.This type of point-to-point, or the business of putting multiple spot is called multi-medium broadcast/group broadcast (MBMS, MultimediaBroadcast/Multicast Service) business.
Opened the MBMS business in network, when system has adopted the sending mode of putting multiple spot, point-to-point in the MBMS business, down-chain resource in the system (as power output, code character resource etc.) will be restricted.If there is multiple MBMS business in the network simultaneously, because the power output and the code character resource of base station are conditional, when a plurality of subscriber access system in circuit domain and the packet domain, the number of users that allows to insert will be restricted.
With the 3G system is example, and radio network controller (RNC) (Radio Network Controller) is provided with fixing MBMS traffic data rate to each sub-district of opening the MBMS business, and the speed of each sub-district transmission MBMS business all is identical.System preestablishes power output, the code character resource that each sub-district in the network is used for the MBMS business in advance, to avoid power output and the code character runs out of resource sets in the sub-district.
But in the middle of each sub-district, each Radio Resource that exists constantly is different.Radio network controller can not be the different speed of MBMS business setting according to the loading condition of Radio Resource in the sub-district.Therefore, can there be following problem, during the MBMS service conversation, if a plurality of user equipment (UE) (UserEquipment) is linked in the network at synchronization, when the subscriber equipment quantity that inserts reached the threshold value of network, network will be refused new subscriber equipment adding or stop the MBMS business.
Summary of the invention
In view of this, the invention reside in the method and system that a kind of optimizing down-chain resource is provided, above-mentioned during the MBMS service conversation to solve, when the subscriber equipment quantity of access network reached the threshold value of network, network will be refused the problem that new subscriber equipment adds or stop the MBMS business.
For addressing the above problem, the invention provides a kind of method that is used for the optimizing down-chain resource of communication process, comprising:
The broadcast/group broadcast data provide equipment that the broadcast/group broadcast data of being transmitted are divided into essential information and strengthen the combination of information, the information after the combination are sent to the network equipment in its downstream;
Carry the network equipment of current transmission broadcast/group broadcast data, from the broadcast/group broadcast data that receive, select the information combination that comprises essential information at least, and the information combination after the described selection is sent at least one other network equipment in its downstream.
Wherein, the described process of selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive can comprise:
According to self and system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources of waiting for the network equipment that receives the broadcast/group broadcast data, select an essential information, or select an essential information and at least one to strengthen the combination of information.
Wherein, described selection can and wait for receive interior system bandwidth, the transmission bandwidth between the equipment, radio band width, calculating, scheduling and the disposal ability of device systems, Device memory/buffer memory, the streaming rate of system's maximum, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, the IP number of connection of the network equipment of broadcast/group broadcast data according to self, or its combination is carried out.
Wherein, the described process of selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive can comprise: according to the number of users of current network access, quality of service, service priority, traffic performance or its combination that the user customizes in advance, select essential information, comprise that perhaps at least one essential information and at least one strengthen the information combination of information.
Wherein, the step that the information combination after the described selection is sent at least one other network equipment in its downstream can comprise:
Information after at least a selection is sent at least one other network equipment in its downstream by the speed after the selected information combination.
A kind of scheme is, information combination after the described selection is sent to another network equipment in its downstream, the described network equipment is a terminal, and described process of transmitting comprises: the speed after the information after at least a selection is made up by selected information is sent to terminal at least one zone.Also can be, the information combination after the described selection is sent to two or more network equipments in its downstream, for example, a SGSN be sent to described information combination a plurality of SGSN in its downstream; Or a SGSN is sent to described information combination a plurality of RNC in its downstream.
Wherein, this method can further comprise: terminal utilizes self disposal ability to select in the information that receives, and the information after selecting is handled.
According to another aspect of the present invention, the present invention also provides the method for another kind of optimizing down-chain resource, comprising:
The broadcast/group broadcast data provide equipment that the broadcast/group broadcast digital coding is become the combination of at least two broadcast/group broadcast data flow of different rates, and the combination of described data flow are sent to the network equipment in its downstream;
The network equipment of the described broadcast/group broadcast data of current carrying is selected in the combination to the broadcast/group broadcast data flow that received, the data flow after selecting or data flow combination is sent at least one other network equipment in its downstream.
Wherein, the process of selecting in the described combination to the broadcast/group broadcast data flow that received can comprise:
According to self and system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources of waiting for the network equipment that receives the broadcast/group broadcast data, select at least one data flow.
Wherein, described selection is according to self and wait for receives the interior system bandwidth of the network equipment of broadcasting, multi-cast business data, calculating, scheduling and disposal ability, Device memory/buffer memory, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum of transmission bandwidth, radio band width, device systems between the equipment, selects at least one data flow.
Wherein, the process of selecting in the described combination to the broadcast/group broadcast data flow that received can comprise:
Utilize the number of users of current network access, quality of service, service priority, traffic performance or its combination that the user customizes in advance, select at least one data flow.
Wherein, the combination of data flow after selecting or data flow can be sent at least one other network equipment in its downstream, the described network equipment is a terminal, and described process of transmitting comprises: at least one data flow that will select is sent to terminal at least one zone.
Wherein, this method can further comprise:
Terminal utilizes self disposal ability to select in received data flow, and the data flow after selected is handled.
According to a further aspect of the invention, the present invention also provides a kind of system of optimizing down-chain resource, comprising:
The broadcast/group broadcast data provide equipment, comprise information generating unit and information transmitting unit,
Described information generating unit is used for the broadcast/group broadcast data are divided into the combination of the essential information and the information of enhancing;
Described information transmitting unit is used for the information after the information generating unit combination is sent to the data forwarding network equipment in its downstream;
The data forwarding network equipment comprises information selecting section and information transmission unit,
Described information selecting section is used for selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive;
Described information transmission unit, the information combination after being used for selected cell selected is sent at least one other network equipment in its downstream.
Wherein,
Described information selecting section, be used for system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources according to the data forwarding network equipment in self and its downstream, select essential information, comprise that perhaps at least one essential information and at least one strengthen the information combination of information.
Wherein,
Described information selecting section, be used to utilize calculating, scheduling and disposal ability, the Device memory/buffer memory of interior system bandwidth, the transmission bandwidth between the equipment, radio band width, the device systems of the data forwarding network equipment in self and its downstream, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum, select.
Wherein,
Described information selecting section, be used to utilize the number of users of current network access or quality of service, service priority, traffic performance or its combination that the user customizes in advance, select essential information, or select at least one essential information and at least one to strengthen the combination of information.
Wherein,
Described information transmission unit is used for the information after at least a selection is sent to by the speed after the selected information combination the other network equipment in its downstream.
Wherein,
Described information transmission unit is used for the information after at least a selection is sent at least one zone by the speed after the selected information combination at least one other network equipment in its downstream;
The other network equipment in described its downstream is a terminal, and described terminal also is used for, and utilizes self disposal ability to select in the information that receives, and the information after selected is handled.
According to a further aspect of the invention, the present invention also provides a kind of system of optimizing down-chain resource, comprising:
The broadcast/group broadcast data flow provides equipment, comprises data flow generation unit and data flow transmitting element,
Described data flow generation unit is used for the broadcast/group broadcast digital coding is become the combination of at least two broadcast/group broadcast data flow of different rates;
Described data flow transmitting element is used for the data flow after the data flow generation unit combination is sent to the data flow forwarding network appliance in its downstream;
The data flow forwarding network appliance comprises data flow selected cell and data flow transmission unit,
Described data flow selected cell is used for selecting data flow or data flow combination from the combination of the broadcast/group broadcast data flow that receives;
Described data flow transmission unit is used for data flow after the selected cell selection or data flow are made up at least one the other network equipment that is sent to its downstream.
Wherein,
Described data flow selected cell is used for system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources according to the data forwarding network equipment in self and its downstream, selects at least one data flow.
Wherein,
Described data flow selected cell, be used for selecting at least one data flow according to the interior system bandwidth of the data forwarding network equipment in self and its downstream, calculating, scheduling and disposal ability, Device memory/buffer memory, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum of transmission bandwidth, radio band width, device systems between the equipment.
Wherein,
Described data flow selected cell is used to utilize the number of users of current network access or quality of service, service priority, traffic performance or its combination that the user customizes in advance, selects at least one data flow.
Wherein,
Described data flow transmission unit is used for selected at least one data flow that goes out is sent at least one zone the other network equipment (for example GGSN is sent to data flow the plural RNC in its downstream) in its downstream;
The other network equipment in described its downstream is a terminal, and described terminal also is used for, and utilizes self disposal ability to select in the data flow that receives, and the data flow after selected is handled.
Method of the present invention can increase the number of users that inserts the MBMS business datum in the network effectively; The network equipment in the method and system of the present invention can select the speed of different information combination to send the MBMS business datum according to Internet resources situation or customized service quality or number of users, can also send MBMS business datum by select at least one information flow from the information flow group.Therefore, method and system of the present invention can by adjusting the traffic data rate that sends, dynamically adapt to the number of users that adds the MBMS business datum in the network, thereby alleviate network pressure under certain Internet resources, has improved user's experience level.
Description of drawings
Fig. 1 is the flow chart of the embodiment of the invention one;
Fig. 2 is the WCDMA system construction drawing in the embodiment of the invention one;
Fig. 3 is the flow chart of the embodiment of the invention two;
Fig. 4 is the WCDMA system construction drawing in the embodiment of the invention two;
Fig. 5 is a system construction drawing of realizing the embodiment of the invention one;
Fig. 6 is a system construction drawing of realizing the embodiment of the invention two.
Embodiment
The speed that transmits the MBMS data in network is fixed at present, preestablished the power and code character of emission MBMS data when network after, during the MBMS service conversation, when the subscriber equipment quantity of access network reached the threshold value of network, network will be refused new subscriber equipment adding or stop the MBMS business.
For addressing this problem, the invention provides a kind of method of optimizing down-chain resource, referring to Fig. 1.The embodiment one of the inventive method comprises:
Step S101: the broadcast/group broadcast data provide equipment that the broadcast/group broadcast data of being transmitted are divided into essential information and strengthen the combination of information, the information after the combination are sent to the network equipment in its downstream;
Step S102: the network equipment that carries current transmission broadcast/group broadcast data, from the broadcast/group broadcast data that receive, select the information combination that comprises essential information at least, and the information combination after the described selection is sent at least one other network equipment in its downstream.
In step S102, the information combination after the described selection can be sent to one in its downstream, also can be sent to the two or more network equipments of its downstream pearl.
MBMS data content supplier can the MBMS business datum that provide be provided the combination of the essential information and the information of enhancing of different rates when the MBMS business datum is provided.The essential information that marks off can be received by UE separately and be used, the essential information that marks off can be received by UE separately and be used, wherein, in MBMS video traffic data, essential information is to play on user terminal, can satisfy user's basic demand based on the video quality of essential information, essential information is unique in a class MBMS business datum; Enhancing information comprises one or more, is replenishing of essential information, and the combination of the essential information and the information of enhancing can offer the video quality of user Geng Gao.But only have only enhancing information not play on the user terminal, enhancing information must and essential information in conjunction with after could use.Present MBMS traffic data rate is 128kbit/s, and the combining form that the MBMS business datum is marked off the different rates essential information and the information of enhancing is diversified, referring to table 1, provides three kinds of preferred combining forms among the present invention below:
Table 1
More than in the combination of three kinds of MBMS data, with first kind be example, send the network equipment of MBMS data, can only send
Speed is the essential information of 16kbit/s, or speed is the information of 32kbit/s after transmission essential information and 1 combination of enhancing information, or the speed that sends after essential information, enhancing information 1 and 2 combinations of enhancing information is the information of 64kbit/s, or to send full detail combination back speed be the information of 128kbit/s.After subscriber equipment (UE) receives information,, play to the user after selection information makes up from the information that receives according to the disposal ability of self.When the MBMS data are video datas, if speed is the essential information of 16kbit/s, the shown video quality of subscriber equipment is general; If speed is essential information and enhancing information 1 combined information of 32kbit/s, the shown video quality of subscriber equipment is better; If speed is essential information, enhancing information 1 and enhancing information 2 combined informations of 64kbit/s, the shown video quality of subscriber equipment is good; If speed is the information after the full detail combination of 128kbit/s, the shown video quality of subscriber equipment is better.
Describe embodiments of the invention one in detail below in conjunction with Fig. 2.Inserting the WCDMA system with Wideband Code Division Multiple Access (WCDMA) is example:
Step 1: the MBMS data content supplier encode to the information of a MBMS business.Raw information is encoded to essential information and enhancing information, and the information that wherein strengthens can comprise a plurality of, and these information can be divided.Essential information is independently to be used by UE, and enhancing information must just can be used in conjunction with essential information;
Step 2: when the professional beginning of this MBMS, MBMS data content supplier sends to multimedia broadcasting-multicast service center (BM-SC, Broadcast-MulticastService Centre) to all information after encoding; All information behind the coding comprise various essential informations and strengthen the combination of information, and what combining form can be referring in the various combinations in the aforementioned table 1 is a kind of; In this embodiment, selection is first kind of combination.
Step 3: BM-SC and the downstream node gateway general packet wireless system support node (GGSN that needs this MBMS business datum of transmission, Gateway GPRS Support Node) sets up a logic and connect, all information behind the coding are sent to these downstream nodes GGSN;
Step 4: receive the GGSN of this MBMS business and need the downstream of this MBMS business of transmission to serve service general packet radio system support node (SGSN, Serving GPRS Support Node) setting up a logic connects, can from the information of receiving, select the combination of the suitable essential information and the information of enhancing according to the resource situation of own and downstream branch SGSN; GGSN selection essential information, enhancing information 1 and enhancing information 2 combination back speed are that the MBMS data of 64kbit/s send to these SGSN;
Step 5: the SGSN that receives this MBMS business sets up a logic with the downstream node radio network controller (RNC) that needs this MBMS business of transmission and is connected, SGSN can be according to the resource situation of own and downstream branch RNC, from the information of receiving, select the combination of the suitable essential information and the information of enhancing, send to these RNC; SGSN is sent to RNC with the information of 64kbit/s.
Step 6: the RNC that receives this MBMS business sets up a radio bearer separately with each sub-district that needs this MBMS of transmission and is connected, can transmit the Radio Resource situation of the sub-district of this MBMS business according to own and subordinate's needs, from receive information, select the combination of the suitable essential information and the information of enhancing, in these sub-districts (Cell), send; RNC is sent to each Cell with the information of 64kbit/s, in Cell1, send the essential information of 16kbit/s, transmission essential information and enhancing information 1 combination back speed are the information of 32kbit/s in Cell2, and sending essential information, enhancing information 1 and enhancing information 2 combination back speed in Cell3 is the information of 64kbit/s.Also can be under the situation of resource abundance, the information of the different rates in arbitrary sub-district after the multiple combination of transmission.
Step 7: receive the subscriber equipment of this MBMS business, can receive the information that RNC sends, and play to the user according to own ability selection essential information or essential information and enhancing information sets are incompatible; Because the configuration difference of each subscriber equipment, subscriber equipment can also be selected corresponding data sets to close speed and play to the user.
In the present embodiment, MBMS data content supplier in the present embodiment provides equipment for the broadcast/group broadcast data described in the inventive method, wherein, MBMS data content supplier is the equipment that is used for MBMS business datum coding, the MBMS business datum is encoded to essential information and has increased information and has been sent to the network equipment in downstream.
In the foregoing description one, the network equipment in each net source, as BM-SC, GGSN, SGSN, or RNC all can be according to self and the resource situation of waiting for the network equipment that receives the MBMS business datum, interior system bandwidth as the network equipment, transmission bandwidth between the equipment, the radio band width, the calculating of device systems, scheduling and disposal ability, in the equipment/buffer memory, the streaming rate of system's maximum, power output, the code character resource, time interval resource, sub-carrier resources, the pulse radio resource, channel quantity, channel quality, the carrying number of connection, the circuit number of connection, IP number of connection or its combination etc., also can be by the number of users of current network access, the quality of service that the user customizes in advance, service priority, traffic performance, or its combination selects, and the synthetic different rates of each information sets of selecting sent to other the network equipment.Like this, the subscriber equipment that is linked into the MBMS business in network is more, and it is bigger that network bears load, sends the MBMS business datum by the information of selecting the different rates combination, increases the number of users that access network uses the MBMS business.
The present invention also provides the method for another kind of optimizing down-chain resource, this method as shown in Figure 3, embodiments of the invention two:
Step S301: the broadcast/group broadcast data provide equipment that the broadcast/group broadcast digital coding is become the combination of at least two broadcast/group broadcast data flow of different rates, and are sent to the network equipment in its downstream;
Step S302: the network equipment of the described broadcast/group broadcast data of current carrying, select in the combination to the broadcast/group broadcast data flow that received, the data flow after selecting or data flow combination are sent at least one other network equipment in its downstream.
MBMS data content supplier in the present embodiment two provides equipment for the broadcast/group broadcast data described in the inventive method, when the MBMS business datum is provided, the MBMS information flow that the MBMS data that provide are divided a plurality of different rates is sent to the network equipment in downstream, the quality of service of the corresponding different brackets of the MBMS information flow of different rates.
Describe embodiments of the invention two in detail below in conjunction with Fig. 4.Inserting the WCDMA system with Wideband Code Division Multiple Access (WCDMA) is example:
Step 1: the MBMS data content supplier encode to the information of a MBMS business.According to quality of service the independent information that raw information is encoded to different rates is respectively flowed, these information flows can independently correctly be received and play to the user by subscriber equipment.The independent information stream of a plurality of different rates of a MBMS business constitutes an information flow group of this business.Because the speed difference of information flow, so the amount of information that each information flow carries size is different, the shown image quality of user's receiving terminal is also different.
Step 2: when the professional beginning of this MBMS, the information flow group of the independent information stream that comprises all different rates of MBMS data content supplier after this operation code sends to BM-SC; In the present embodiment, the information flow that comprises 32kbit/s, 64kbit/s, three kinds of speed of 128kbit/s in the information flow group.
Step 3: BM-SC sets up at least one logic with the downstream node GGSN that needs this MBMS business of transmission and is connected, and the information flow group of all the independent information streams behind this operation code is sent to these downstream nodes GGSN;
Step 4: receive that the GGSN of this MBMS business and the downstream node SGSN that needs transmit this MBMS business set up at least one logic and be connected, can be according to the resource situation of own and downstream branch node SGSN, from the information flow group of receiving, select suitable independent information stream, send to these SGSN; GGSN is sent to SGSN with the information flow group of three kinds of speed.
Step 5: receive that the SGSN of this MBMS business and the downstream node RNC that needs transmit this MBMS business set up at least one logic and be connected, can be according to the resource situation of own and downstream branch RNC, from the information flow group of receiving, select suitable independent information stream, send to RNC; SGSN is sent to SGSN with the information flow group of three kinds of speed.
Step 6: the RNC that receives this MBMS business sets up at least one radio bearer separately with the sub-district that needs this MBMS of transmission and is connected, can transmit the Radio Resource situation of the sub-district of this MBMS business according to own and subordinate's needs, from receive information sets, select suitable independent information stream, in these sub-districts, send; In Cell (sub-district) 1, send the information flow of 32kbit/s and 64kbit/s, in Cell2, send the information flow of 64kbit/s and 128kbit/s, in Cell3, send the information flow of 128kbit/s.
Step 7: receive the user of this MBMS business, certain bar information flow of this business that can selective reception RNC sends, and play to the user.
In the foregoing description two, the network equipment in each net source, as BM-SC, GGSN, SGSN, or RNC all can be according to self and the resource situation of waiting for the network equipment that receives the MBMS business datum, interior system bandwidth as the network equipment, transmission bandwidth between the equipment, the radio band width, the calculating of device systems, scheduling and disposal ability, Device memory/buffer memory, the streaming rate of system's maximum, power output, the code character resource, time interval resource, sub-carrier resources, the pulse radio resource, channel quantity, channel quality, the carrying number of connection, the circuit number of connection, IP number of connection or its combination etc., also can be by the number of users of current network access, the quality of service that the user customizes in advance, service priority, traffic performance, or its combination selects, and the information flow of selecting different rates in the information flow group sent to other the network equipment.Like this, the subscriber equipment that is linked into the MBMS business in network is more, when the load that network bears is big, sends the MBMS business datum by the information flow of selecting different rates, can increase the number of users that access network uses the MBMS business.
The present invention also provides a kind of system of optimizing down-chain resource.This system comprises as shown in Figure 5:
The broadcast/group broadcast data provide equipment 501, comprise information generating unit 502 and information transmitting unit 503,
Described information generating unit 502 is used for the broadcast/group broadcast data are divided into the combination of the essential information and the information of enhancing;
Described information transmitting unit 503 is used for the information after information generating unit 502 combination is sent to the data forwarding network equipment in its downstream;
The data forwarding network equipment 504 comprises information selecting section 505 and information transmission unit 506,
Described information selecting section 505 is used for selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive;
Described information transmission unit 506, the information combination after being used for selected cell selected is sent to the other network equipment in its downstream.
In system of the present invention,
Described information selecting section 505, be used for system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources according to the data forwarding network equipment in self and its downstream, select essential information, comprise that perhaps at least one essential information and at least one strengthen the information combination of information.
In system of the present invention,
Described information selecting section 505, be used to utilize calculating, scheduling and disposal ability, the Device memory/buffer memory of interior system bandwidth, the transmission bandwidth between the equipment, radio band width, the device systems of the data forwarding network equipment in self and its downstream, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum, select.
In system of the present invention,
Described information selecting section 505, be used to utilize the number of users of current network access or quality of service, service priority, traffic performance or its combination that the user customizes in advance, select essential information, or select at least one essential information and at least one to strengthen the combination of information.
In system of the present invention,
Described information transmission unit 506 is used for the information after at least a selection is sent to by the speed after the selected information combination the other network equipment in its downstream.
In system of the present invention,
Described information transmission unit 506 is used for the information after at least a selection is sent at least one zone by the speed after the selected information combination the other network equipment in its downstream;
The other network equipment in described its downstream is a terminal, and described terminal also is used for, and utilizes self disposal ability to select in the information that receives, and the information after selected is handled.
The system that the system of the embodiment of the invention one is used for WCDMA, the broadcast/group broadcast data provide equipment 501 can be used for MBMS data content supplier, realize essential information and generation of enhancing information and sending function in the broadcast/group broadcast data, data transfer equipment 504 can be used among GGSN, SGSN, the RNC, is used to realize the selection and the forwarding of the essential information and the information of enhancing.
The present invention also provides a kind of system of optimizing down-chain resource, referring to Fig. 6, comprising:
The broadcast/group broadcast data flow provides equipment 601, comprises data flow generation unit 602 and data flow transmitting element 603,
Described data flow generation unit 602 is used for the broadcast/group broadcast digital coding is become the combination of at least two broadcast/group broadcast data flow of different rates;
Described data flow transmitting element 603 is used for the data flow after the data flow generation unit combination is sent to the data flow forwarding network appliance in its downstream;
Data flow forwarding network appliance 604 comprises data flow selected cell 605 and data flow transmission unit 606,
Described data flow selected cell 605 is used for selecting data flow or data flow combination from the combination of the broadcast/group broadcast data flow that receives;
Described data flow transmission unit 606 is used for data flow or data flow after selected cell 605 selections are made up at least one the other network equipment that is sent to its downstream.
In said system of the present invention,
Described data flow selected cell 605 can be used for system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources according to the data forwarding network equipment in self and its downstream, selects at least one data flow.
Perhaps, in system of the present invention,
Described data flow selected cell 605, can be used for selecting at least one data flow according to the interior system bandwidth of the data forwarding network equipment in self and its downstream, calculating, scheduling and disposal ability, Device memory/buffer memory, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum of transmission bandwidth, radio band width, device systems between the equipment.
Perhaps, in system of the present invention,
Described data flow selected cell 605 can be used for utilizing the number of users of current network access or quality of service, service priority, traffic performance or its combination that the user customizes in advance, selects at least one data flow.
In system of the present invention,
Described data flow transmission unit 606 can be used for selected at least one data flow that goes out is sent at least one zone at least one other network equipment in its downstream;
The other network equipment in described its downstream is a terminal, and described terminal also is used for, and utilizes self disposal ability to select in the data flow that receives, and the data flow after selected is handled.
The system that the system of the embodiment of the invention two is used for WCDMA, the broadcast/group broadcast data flow provides equipment 601 can be used for MBMS data content supplier, realize the generation and the sending function of broadcast/group broadcast set of streams, data flow forwarding unit 604 for example can be used for being used to realize the selection and the forwarding of data flow or set of streams among GGSN, SGSN, the RNC.
In an embodiment of the present invention, be to be example with the MBMS business, for method and system of the present invention, not only can realize the MBMS business, can both realize in the present invention for all kinds of broadcasting, multicast service.
For method of the present invention with realize the system of this method, can in the various mobile communication system that broadcasting/packet service is provided, be applied, and obtain expansion in other various wireless communication and use.As at the 3G in future Long Term Evolution (LTE, Long Term Evolution) in the system, third generation partner program (3GPP, 3rd Generation Partnership Project) in the system, 2 groups of (3GPP2 of third generation partner program, 3rd Generation Partnership Project 2) in the system, with world's inserting of microwave interoperability (WiMAX, World Interoperability for Microwave Access) system etc., for application in these systems and embodiment, be conspicuous for a person skilled in the art as space is limited,, therefore, do not enumerate one by one.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 (24)
1. the method for an optimizing down-chain resource is characterized in that, comprising:
The broadcast/group broadcast data provide equipment that the broadcast/group broadcast data of being transmitted are divided into essential information and strengthen the combination of information, the information after the combination are sent to the network equipment in its downstream;
Carry the network equipment of current transmission broadcast/group broadcast data, from the broadcast/group broadcast data that receive, select the information combination that comprises essential information at least, and the information combination after the described selection is sent to the network equipment in its downstream.
2. method according to claim 1 is characterized in that, the described process of selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive comprises:
According to self and system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources of waiting for the network equipment that receives the broadcast/group broadcast data, select an essential information, or select an essential information and at least one to strengthen the combination of information.
3. method according to claim 2, it is characterized in that, described selection is according to self and wait for receives interior system bandwidth, the transmission bandwidth between the equipment, radio band width, calculating, scheduling and the disposal ability of device systems, Device memory/buffer memory, the streaming rate of system's maximum, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, the IP number of connection of the network equipment of broadcast/group broadcast data, or its combination is carried out.
4. method according to claim 1 is characterized in that, the described process of selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive comprises:
According to the number of users of current network access, quality of service, service priority, traffic performance or its combination that the user customizes in advance, select essential information, comprise that perhaps at least one essential information and at least one strengthen the information combination of information.
5. method according to claim 1 is characterized in that, the step that the information combination after the described selection is sent to the network equipment in its downstream is:
Information after at least a selection is sent to the other network equipment in its downstream by the speed after the selected information combination.
6. method according to claim 1, it is characterized in that, information combination after the described selection is sent to the other network equipment in its downstream, the described network equipment is a terminal, and described process of transmitting comprises: the speed after the information after at least a selection is made up by selected information is sent to terminal at least one zone.
7. method according to claim 6 is characterized in that further comprising:
Terminal utilizes self disposal ability to select in the information that receives, and the information after selecting is handled.
8. the method for an optimizing down-chain resource is characterized in that, comprising:
The broadcast/group broadcast data provide equipment that the broadcast/group broadcast digital coding is become the combination of at least two broadcast/group broadcast data flow of different rates, and are sent to the network equipment in its downstream;
The network equipment of the described broadcast/group broadcast data of current carrying is selected in the combination to the broadcast/group broadcast data flow that received, the data flow after selecting or data flow combination is sent to the other network equipment in its downstream.
9. method according to claim 8 is characterized in that, the process of selecting in the described combination to the broadcast/group broadcast data flow that received comprises:
According to self and system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources of waiting for the network equipment that receives the broadcast/group broadcast data, select at least one data flow.
10. method according to claim 9, it is characterized in that, described selection is according to self and waits for receiving and broadcast, the interior system bandwidth of the network equipment of multi-cast business data, transmission bandwidth between the equipment, the radio band width, the calculating of device systems, scheduling and disposal ability, Device memory/buffer memory, the streaming rate of system's maximum, power output, the code character resource, time interval resource, sub-carrier resources, the pulse radio resource, channel quantity, channel quality, the carrying number of connection, the circuit number of connection, at least one data flow is selected in IP number of connection or its combination.
11. method according to claim 8 is characterized in that, the process of selecting in the described combination to the broadcast/group broadcast data flow that received comprises:
Utilize the number of users of current network access, quality of service, service priority, traffic performance or its combination that the user customizes in advance, select at least one data flow.
12. method according to claim 8, it is characterized in that, the combination of data flow after selecting or data flow is sent to the other network equipment in its downstream, the described network equipment is a terminal, and described process of transmitting comprises: at least one data flow that will select is sent to terminal at least one zone.
13. method according to claim 12 is characterized in that, this method further comprises:
Terminal utilizes self disposal ability to select in received data flow, and the data flow after selected is handled.
14. the system of an optimizing down-chain resource is characterized in that, comprising:
The broadcast/group broadcast data provide equipment, comprise information generating unit and information transmitting unit,
Described information generating unit is used for the broadcast/group broadcast data are divided into the combination of the essential information and the information of enhancing;
Described information transmitting unit is used for the information after the information generating unit combination is sent to the data forwarding network equipment in its downstream;
The data forwarding network equipment comprises information selecting section and information transmission unit,
Described information selecting section is used for selecting the information combination that comprises essential information at least from the broadcast/group broadcast data that receive;
Described information transmission unit, the information combination after being used for selected cell selected is sent to the other network equipment in its downstream.
15. system according to claim 14 is characterized in that,
Described information selecting section, be used for system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources according to the data forwarding network equipment in self and its downstream, select essential information, comprise that perhaps at least one essential information and at least one strengthen the information combination of information.
16. system according to claim 15 is characterized in that,
Described information selecting section, be used to utilize calculating, scheduling and disposal ability, the Device memory/buffer memory of interior system bandwidth, the transmission bandwidth between the equipment, radio band width, the device systems of the data forwarding network equipment in self and its downstream, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum, select.
17. system according to claim 14 is characterized in that,
Described information selecting section, be used to utilize the number of users of current network access or quality of service, service priority, traffic performance or its combination that the user customizes in advance, select essential information, or select at least one essential information and at least one to strengthen the combination of information.
18. system according to claim 14 is characterized in that,
Described information transmission unit is used for the information after at least a selection is sent to by the speed after the selected information combination the other network equipment in its downstream.
19. system according to claim 14 is characterized in that,
Described information transmission unit is used for the information after at least a selection is sent at least one zone by the speed after the selected information combination the other network equipment in its downstream;
The other network equipment in described its downstream is a terminal, and described terminal also is used for, and utilizes self disposal ability to select in the information that receives, and the information after selected is handled.
20. the system of an optimizing down-chain resource is characterized in that, comprising:
The broadcast/group broadcast data flow provides equipment, comprises data flow generation unit and data flow transmitting element,
Described data flow generation unit is used for the broadcast/group broadcast digital coding is become the combination of at least two broadcast/group broadcast data flow of different rates;
Described data flow transmitting element is used for the data flow after the data flow generation unit combination is sent to the data flow forwarding network appliance in its downstream;
The data flow forwarding network appliance comprises data flow selected cell and data flow transmission unit,
Described data flow selected cell is used for selecting data flow or data flow combination from the combination of the broadcast/group broadcast data flow that receives;
Described data flow transmission unit is used for data flow after the selected cell selection or data flow are made up the other network equipment that is sent to its downstream.
21. system according to claim 20 is characterized in that,
Described data flow selected cell is used for system resource, transfer resource, Radio Resource, terminal resource or its described combination of resources according to the data forwarding network equipment in self and its downstream, selects at least one data flow.
22. system according to claim 21 is characterized in that,
Described data flow selected cell, be used for selecting at least one data flow according to the interior system bandwidth of the data forwarding network equipment in self and its downstream, calculating, scheduling and disposal ability, Device memory/buffer memory, streaming rate, power output, code character resource, time interval resource, sub-carrier resources, pulse radio resource, channel quantity, channel quality, carrying number of connection, circuit number of connection, IP number of connection or its combination of system's maximum of transmission bandwidth, radio band width, device systems between the equipment.
23. system according to claim 20 is characterized in that,
Described data flow selected cell is used to utilize the number of users of current network access or quality of service, service priority, traffic performance or its combination that the user customizes in advance, selects at least one data flow.
24. according to claim terminal 20 described systems, it is characterized in that,
Described data flow transmission unit is used for selected at least one data flow that goes out is sent at least one zone the other network equipment in its downstream;
The other network equipment in described its downstream is a terminal, and described terminal also is used for, and utilizes self disposal ability to select in the data flow that receives, and the data flow after selected is handled.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101640392A CN101198158A (en) | 2006-12-06 | 2006-12-06 | Method and system for optimizing down-chain resource |
| PCT/EP2007/063147 WO2008068219A1 (en) | 2006-12-06 | 2007-12-03 | Method and system for optimizing downlink resources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101640392A CN101198158A (en) | 2006-12-06 | 2006-12-06 | Method and system for optimizing down-chain resource |
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| CN101198158A true CN101198158A (en) | 2008-06-11 |
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| CNA2006101640392A Pending CN101198158A (en) | 2006-12-06 | 2006-12-06 | Method and system for optimizing down-chain resource |
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| CN (1) | CN101198158A (en) |
| WO (1) | WO2008068219A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905225A (en) * | 2012-09-17 | 2013-01-30 | 南京邮电大学 | Self-adaptive scheduling method of multimedia broadcast multicast service (MBMS) system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1039661A1 (en) * | 1999-03-03 | 2000-09-27 | Sony International (Europe) GmbH | Multicast channel for a CDMA system |
| US20040248603A1 (en) * | 2003-06-03 | 2004-12-09 | Canoy Michael-David N. | Method and apparatus for controlling a broadcast communication data rate in a wireless communication system |
| US20050070256A1 (en) * | 2003-09-29 | 2005-03-31 | Teck Hu | Method of dynamic rate splitting |
| US8111663B2 (en) * | 2004-07-20 | 2012-02-07 | Qualcomm Incorporated | Methods and systems for variable rate broadcast with soft handoff |
| US8825098B2 (en) * | 2005-04-01 | 2014-09-02 | Interdigital Technology Corporation | Method and apparatus for providing multi-rate broadcast services |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102905225A (en) * | 2012-09-17 | 2013-01-30 | 南京邮电大学 | Self-adaptive scheduling method of multimedia broadcast multicast service (MBMS) system |
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| WO2008068219A1 (en) | 2008-06-12 |
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