CN104335636A - Data transmission method, device and system - Google Patents

Data transmission method, device and system Download PDF

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Publication number
CN104335636A
CN104335636A CN201280073616.0A CN201280073616A CN104335636A CN 104335636 A CN104335636 A CN 104335636A CN 201280073616 A CN201280073616 A CN 201280073616A CN 104335636 A CN104335636 A CN 104335636A
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China
Prior art keywords
user equipment
target
network
group
data packet
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CN201280073616.0A
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CN104335636B (en
Inventor
李秉肇
郭小龙
李龠
陈燕燕
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/08—User group management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/186—Processing of subscriber group data

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Provided are a data transmission method, device and system. The method comprises: when a network-side device sends a downlink data packet to a target user equipment, determining a user equipment group to which the target user equipment belongs according to user equipment grouping information, and determining a relay user equipment in the user equipment group to which the target user equipment belongs, the user equipment in the user equipment group communicating with one another via a local network, and the user equipment grouping information comprising the correlation between a user equipment and a group identifier of a user equipment group to which the user equipment belongs; and the network-side device sending the downlink data packet to the target user equipment through the relay user equipment in the user equipment group to which the target user equipment belongs, the downlink data packet comprising a macro network identifier of the target user equipment. With the assistance of a relay user equipment, a target user equipment receives a downlink data packet sent by a network-side device, thus improving the throughput and communication rate of the target user equipment.

Description

Data transmission method, device and system
Data transmission method and equipment and system
The present embodiments relate to the communication technology, more particularly to a kind of data transmission method and equipment and system for technical field.Background technology
With the fast development of mobile communication technology, the GSM of multiple types is occurred in that, for example, global system for mobile communications（Global System of Mobile communication, abbreviation GSM) network, general packet radio service technology（General Packet Radio Service, abbreviation GPRS) network, WCDMA（Wideband Code Division Multiple Access, abbreviation WCDMA) network, CDMA-2000 networks, TD SDMA（Time Division-Synchronous Code Division Multiple Access, abbreviation TD-SCDMA) network, whole world Kai ripples interconnection access (Worldwide Interoperability for Microwave Access, abbreviation WiMAX) network etc..These GSMs generally also provide data communication service, therefore, user can use the data communication service that these GSMs are provided to upload and download various data in addition to providing voice communication service.However, current means of communication and enhanced means of communication are to be used to improve base station and target UE（User Equipment, abbreviation UE) between direct communication when reliability.For example with coordinated multipoint transmission（Coordinated Multipoint, abbreviation CoMP) reliability in Cell Edge User equipment is improved, using carrier aggregation（Carrier Aggregation, abbreviation CA) improve the throughput of user, it is still direct operation of the base station to target UE.Once target UE itself environmental degradation, for example, there is barrier in base station institute overlay network hinders direct communication between target UE and base station, the traffic rate of target UE will drastically decline.
The content of the invention
The embodiment of the present invention provides a kind of data transmission method and equipment and system, the traffic rate for improving user equipment. In a first aspect, the embodiment of the present invention provides a kind of data transmission method, including：When network side equipment is to target UE transmission downlink data packet, the target UE owning user equipment group is determined according to user equipment grouping information, and determine the trunk subscriber equipment of the target UE owning user equipment group, by local network between each user equipment in the group of user equipments, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group；
The network side equipment passes through the trunk subscriber equipment in the target UE owning user equipment group, the downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the trunk subscriber equipment is user equipment in the target UE owning user equipment group；The macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
Second aspect, the embodiment of the present invention provides a kind of data transmission method, including：
User equipment receives the downlink data packet that base station is sent, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
The user equipment parses the downlink data packet, is identified according to the macro network of the target UE, determines it oneself is not that when receiving the target UE of the downlink data packet, the downlink data packet is forwarded in owning user equipment group.
The third aspect, the embodiment of the present invention provides a kind of data transmission method, including：
Local network routing device receives the downlink data packet that the trunk subscriber equipment in owning user equipment group is sent；The local network routing device is the user equipment with local network routing function, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
The local network routing device is according to the net of the target UE owning user equipment group Network identity map information and the macro network of target UE mark, determine home network identification of the target UE in owning user equipment group；The network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments
The downlink data packet is sent to the target UE by the local network routing device according to the home network identification of the target UE.
Fourth aspect, the embodiment of the present invention also provides a kind of network side equipment, including：
Determining module, during for sending downlink data packet to target UE, the target UE owning user equipment group is determined according to user equipment grouping information, and determine the trunk subscriber equipment of the target UE owning user equipment group, the rear trunk subscriber equipment that the target UE owning user equipment group is sent to sending module, pass through local network between each user equipment in the group of user equipments, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group；
The sending module, for passing through the trunk subscriber equipment in the target UE owning user equipment group, the downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the trunk subscriber equipment is user equipment in the target UE owning user equipment group；The macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
5th aspect, the embodiment of the present invention also provides a kind of user equipment, including：
Receiving module, downlink data packet for receiving base station transmission, and send the downlink data packet to sending module, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
The sending module, for parsing the downlink data packet, identifies according to the macro network of the target UE, determines it oneself is not that when receiving the target UE of the downlink data packet, the downlink data packet is forwarded in owning user equipment group.
6th aspect, the embodiment of the present invention also provides a kind of local network routing device, including： Receiving module, the downlink data packet for receiving the transmission of the trunk subscriber equipment in owning user equipment group, the downlink data packet received is sent to determining module；The local network routing device is the user equipment with local network routing function, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
The determining module, macro network for the network identity map information according to the target UE owning user equipment group and the target UE is identified, home network identification of the target UE in owning user equipment group is determined, the home network identification is sent to sending module；The network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments；
The sending module, for the home network identification according to the target UE, the target UE is sent to by the downlink data packet.
7th aspect, the embodiment of the present invention also provides a kind of data transmission system, including above-mentioned network side equipment, above-mentioned user equipment and above-mentioned local network routing device.
In technical scheme provided in an embodiment of the present invention, network side equipment to target UE can send downlink data packet by the trunk subscriber equipment of target UE owning user equipment group, so that under the assistance of the trunk subscriber equipment of target UE in the home network, receiving the downlink data packet that network side equipment is sent.Due to the new way that the embodiment of the present invention provides for the downlink data packet that target UE receives network side equipment transmission, the throughput and traffic rate of target UE are improved.Brief description of the drawings
Figure 1A is a kind of data transmission method flow chart provided in an embodiment of the present invention；
Figure 1B is a kind of local network composition schematic diagram provided in an embodiment of the present invention；
Fig. 2 is another data transmission method flow chart provided in an embodiment of the present invention；
Fig. 3 is another data transmission method flow chart provided in an embodiment of the present invention；
Fig. 4 is another data transmission method flow chart provided in an embodiment of the present invention；
Fig. 5 Α are another data transmission method flow chart provided in an embodiment of the present invention
Fig. 5 Β are Fig. 5 Α application scenario diagram； Fig. 5 C are the application scenario diagram that another data transmission method flow chart Fig. 5 D provided in an embodiment of the present invention are Fig. 5 C；
Fig. 6 A are a kind of firm device structure schematic diagram of network provided in an embodiment of the present invention；
Fig. 6 B are another firm device structure schematic diagram of network provided in an embodiment of the present invention；Fig. 7 is a kind of user device architecture schematic diagram provided in an embodiment of the present invention；
Fig. 8 is a kind of local network routing device structural representation provided in an embodiment of the present invention；Fig. 9 is a kind of data transmission system structural representation provided in an embodiment of the present invention.Embodiment
Inventor has found in the practice of the invention：Current smart mobile phone had generally both supported WiFi or bluetooth（) etc. BlueTooth short-range communication technique, supports Long Term Evolution (Long Term Evolution, abbreviation LTE), UMTS again（ Universal Mobile
Telecommunications System, abbreviation UMTS), the cellular telecommunication art such as CDMA, GSM or WiMAX.Under the scene of collaboration communication between single network node and multi-user installation, or referred to as multi-user Cooperation communication (multiple UEs cooperative communication, abbreviation MUCC) scene under, when at least two UE support WiFi and LTE simultaneously, a kind of MUCC relation is set up between the UE for supporting WiFi and LTE simultaneously for these, reliability and throughput can be increased.When i.e. a UE needs to send or receives data wherein, other UE in addition to the UE can be supported, and assist the UE to be communicated with base station.The UE being supported is referred to as benefited UE, being serviced UE, UE or target UE is assisted, other UE in addition to being assisted UE except this are referred to as support UE, service UE, assistance UE or relaying UE.
Exemplified by supporting UE and benefited UE, benefited UE and support UE concept are from the point of view of benefited UE carrying angle, for example, UE1 and UE2 compositions MUCC, they can mutual facilitating communications, for UE1 some carrying angle, UE2 can support the UE1 carrying, therefore UE1 is the UE that is benefited, and UE2 is support UE.And at the same time, UE1 can also support UE2 some carrying, for UE2 this carrying angle, UE2 is the UE that is benefited, and UE1 is support UE.Exemplified by supporting UE and benefited UE, the UE that is benefited is the source sender of upstream data bag or the final receiver of downlink data.For a certain carrying, typically there is a benefited UE, and support UE to be to carry out the UE of data relay for assisting to be benefited UE.For a certain carrying for the UE that is benefited, there can be multiple support UE. User equipment in cellular network is constituted by multiple group of user equipments based on the above basic thought embodiment of the present invention, pass through local network between user equipment in one group of user equipments, when base station communicates with target UE, the relaying UE in target UE owning user equipment group assists target UE to be communicated.In following examples, base station can be the base station in 2G networks（Base Transceiver station, abbreviation BTS), correspondingly, base station controller can be Base station Controller (BSC).Base station can also be the NodeB in 3G network, correspondingly, and base station controller can be radio network controller（Radio Network Controller, abbreviation RNC).Base station can also be the evolution base station in LTE network（ eNodeB ) . .
Figure 1A is a kind of data transmission method flow chart provided in an embodiment of the present invention.The present embodiment mainly illustrate network side equipment how by the trunk subscriber equipment in group of user equipments in the group target UE send downlink data packet.As shown in Figure 1A, the method that the present embodiment is provided includes：
Step 11:When network side equipment is to target UE transmission downlink data packets, the affiliated UE groups of target UE are determined according to UE grouping informations, and determine to pass through local network between the interior each UE of relaying UE, UE group of the affiliated UE groups of the target UE.
As shown in Figure 1B, the embodiment of the present invention, which is made up of multiple UE in cellular network in one UE group, a cellular network local network, may set up multiple UE groups.Each UE can be communicated by local network routing device in one UE group, and local network routing device can be the UE in UE groups with routing function.By local network between each UE in one UE group, for example, the network service being made up of short-distance wireless communication technologies such as WiFi or BlueTooth.The different UE of one UE group can belong to same base station, can also belong to different base stations.UE groups can be by reciprocally negotiating foundation between UE, and for example UE is set up by bluetooth negotiation；It can also aid in setting up by network side equipment, for example, be set up by WiFi servers.Set up and connected by short-distance wireless communication technology between the UE of one UE group, therefore.The communication reliability between UE in one UE group is higher.
UE grouping informations include UE and the corresponding relation of the group mark of the affiliated UE groups of UE.After UE groups are successfully established, the local group of message that network side equipment is sent by user equipment determines user equipment and the corresponding relation of the group mark of the user equipment owning user equipment group, the user equipment grouping information is set up, the local group of message at least group including the user equipment owning user equipment group is identified.When network side equipment is to target UE transmission downlink datas, target is searched in UE grouping informations UE is identified in the group of affiliated UE groups, and the UE groups belonging to target UE are determined by group mark.Network side equipment determined after the UE groups belonging to target UE, in the UE groups any one UE in addition to mesh UE of selection as relaying UE, can also belonging in UE groups the best UE of signal quality to relay UE.
Alternatively, local group message may also include the macro network mark of user equipment.The local group of message that network side equipment is sent by user equipment determines the corresponding relation of the macro network mark of user equipment and the group mark of the user equipment owning user equipment group.UE grouping informations include the corresponding relation of UE macro network mark and the group mark of the affiliated UE groups of UE.
Step 12:Network side equipment passes through the relaying UE in the affiliated UE groups of the target UE, downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the relaying UE is the UE in the affiliated UE groups of target UE.
Network side equipment is added in target UE downlink data packet after target UE macro network mark, is sent to the relaying UE of the affiliated UE groups of target UE.Target UE obtains the downlink data packet that network side equipment is sent under relaying UE assistance.Wherein, target UE macro network is designated network identities of the UE in affiliated cellular network, be either target UE the Logic Channel Identifier of affiliated cellular network or be UE the network identity of affiliated cellular network and Logic Channel Identifier in affiliated cellular network combination.For example, the affiliated cellular networks of UE be 3G network, then UE affiliated cellular network network identity for UE in the network identity of 3G network, such as high speed shared channels Radio Network Temporary Identifier（H-RNTI), the affiliated cellular networks of UE are 2G networks, then UE is network identities of the UE in 2G networks in the network identity of affiliated cellular network.
It should be noted that the executive agent network side equipment of the present embodiment can be base station or base station controller.The present embodiment can be determined the relaying UE of the UE groups and the UE groups belonging to target UE as base station, and the base station that can also be belonged to as target UE determines the relaying UE of the UE groups and the UE groups belonging to target UE.
If as UE groups and the relaying UE of the UE groups belonging to base station determines target UE, step 11 may include：The UE grouping informations that base station is sent according to base station controller, determine the affiliated UE groups of target UE, determine the trunk subscriber equipment in the affiliated UE groups of the target UE, and in the medium access control of the downlink data packet（Medium Access Control, abbreviation MAC) layer addition target UE macro network mark.Base station is determined after the relaying UE in the affiliated UE groups of target UE, and downlink data packet is sent into the relaying UE in the affiliated UE groups of target UE.Wherein, base station is at base station controller Obtain local UE grouping informations.
If as UE groups and the relaying UE of the UE groups belonging to base station controller determines target UE, step 11 may include：Base station controller determines the relaying UE of the affiliated UE groups of target UE according to the UE grouping informations, in the wireless spread-spectrum technology of downlink data packet（Radio Link Control, abbreviation RLC) layer adds the macro network mark of the target UE.Base station controller determines the relaying UE in the affiliated UE groups of target UE, by relaying the relaying UE that downlink data packet is sent in the affiliated UE groups of target UE by the passage between UE.
In the technical scheme that the present embodiment is provided, network side equipment sends downlink data packet by the relaying UE of the affiliated UE groups of target UE to target UE, so that under the relaying UE of target UE in the home network assistance, receiving the downlink data packet that network side equipment is sent.Due to the new way that the present embodiment provides for the target UE downlink data packets for receiving network side equipment transmission, thus improve target UE throughput and traffic rate.
Alternatively, when UE is in identical short distance join domain, downlink data packet can be sent respectively to target UE and relaying UE by network side equipment.Merged by target UE to the downlink data packet that is directly received from network side equipment and from the relaying UE downlink data packets received.Similarly, the merging of row data, completes the collaboration communication between UE.
Alternatively, it is the communication reliability between raising network side equipment and target UE.Network side equipment determines that relaying UE can be the best UE of signal quality in affiliated UE groups in step 11.Network side equipment sends downlink data packet by the best UE of signal quality to target UE.Network side equipment can determine the best UE of signal quality in a UE group using a variety of methods.Alternatively, the signal quality measured instruction that base station can be reported according to UE grouping informations and each UE signal quality measured instruction periodically reported or event, it is determined that the best relaying UE of signal quality in each UE groups.Base station can report the best UE of signal quality in each UE groups to base station controller.Alternatively, base station controller can also periodic statistical user equipment traffic rate, determine which UE signal quality is best according to the size of traffic rate.
Base station determines that the method for the best relaying UE of signal quality in each UE groups is specific as follows：The signal quality measured instruction that periodic receipt each UE in base station is reported, or, event receives the signal quality measured instruction that each UE is reported, i.e. UE reports signal quality measured instruction under the triggering of predeterminable event to base station.Base station passes through the signal quality measured signal quality for indicating to can determine that UE.Separately Sunset foretell, base station can be reported by UE signal quality measured instruction channel or UE and base station between connection, network identities of the UE in affiliated cellular network is determined, for example, Radio Network Temporary Identifier.Base station determination is reported after the UE of signal quality measured instruction macro network mark, and the affiliated UE groups of UE are determined with reference to UE grouping informations.Afterwards, according to the signal quality of each UE in each UE groups, it is determined that the best relaying UE of signal quality in each UE groups.
Because relaying UE is the best UE of signal quality in this group, therefore, the probability of success that relaying UE of the base station into the affiliated UE groups of target UE sends downlink data packet is far above the probability of success that base station sends downlink data packet to target UE.And, UE passes through local network in one UE group, communication reliability in group between UE is higher, and relaying UE directly transmits the probability of success of downlink data packet to the probability of succesies for sending downlink data packet of the target UE in this group far above base station to target UE.Therefore, the throughput of the communication reliability and target UE between network side equipment and target UE can be improved under the best relaying UE of signal quality assistance in the affiliated UE groups of target UE.
Alternatively, when UE is to network side equipment transmission upstream data bag, it can also be forwarded by the relaying UE in this group to network side equipment.Further, UE can get the best UE of signal quality in this group by the interaction between group member.UE directly can send upstream data bag the relaying UE in this group, can also first issue the local network routing device in this group, upstream data bag is transmitted to the relaying UE in this group by local network routing device.
Fig. 2 is another data transmission method flow chart provided in an embodiment of the present invention.The present embodiment mainly illustrates：Relaying UE is received after the downlink data packet of base station transmission, how to be transmitted to target UE.As shown in Fig. 2 the method that the present embodiment is provided includes：
Step 21:Relay UE and receive the downlink data packet that base station is sent, it is the UE in affiliated UE groups to relay UE, downlink data packet includes target UE macro network mark, target UE macro network is designated network identities of the UE in affiliated cellular network, it is either target UE in the Logic Channel Identifier of affiliated cellular network or is combinations of the UE in the network identity and Logic Channel Identifier of affiliated cellular network；Pass through local network between each UE in UE groups.
Step 22:Relay UE to be identified according to target UE macro network, determine it oneself is not when receiving the target UE of downlink data packet, according to target UE macro network mark converting downlink packet in affiliated UE groups.
Relay UE and receive the downlink data packet that base station is sent, it is the macro network mark of oneself to determine that macro network therein is identified whether.Determine oneself be not receive downlink data packet target UE after relay UE There are two kinds of processing methods, one kind is to being transmitted directly to target UE after downlink data Packet analyzing, another method is the local network routing device for relaying UE to being sent to this group after downlink data Packet analyzing, and downlink data packet is transmitted into target UE by local network routing device.
Alternatively, UE is relayed to be identified according to the network identity map information of the target UE owning user equipment group and the macro network of the target UE, home network identification of the target UE in owning user equipment group is determined, the network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments.According to the home network identification of the target UE, the downlink data packet is sent to the target UE.Specifically, relaying UE determines the macro network mark of target equipment, and home network identifications of the corresponding target UE in this group is searched in network identity map information according to the macro network of target UE mark.Then, according to target UE home network identification, the downlink data packet that base station is sent is sent to target UE.Home network identification can be media access control（MAC) address or IP address.
In preceding solution, each UE in group is likely to turn into relaying UE, and therefore, each UE in group is equipped with network identity map information.UE can set up the corresponding relation of the macro network mark and UE home network identification of UE in affiliated UE groups through consultation in UE groups, set up the network identity map information of affiliated UE groups.Can also be the network identity map information of UE groups belonging to each UE is issued by base station controller, specifically, after UE groups are successfully established, the connection between base station controller that UE is set up by own base station in group.Local group message is reported to base station controller, local group message includes the home network identification of group mark and UE in affiliated UE groups of the affiliated UE groups of UE.Base station controller, according to the local group of message received, is that each UE sets up vertical network identity map information.
Alternatively, relaying UE is identified according to target UE macro network, and downlink data packet is transmitted into the local network routing device in affiliated UE groups, downlink data packet is transmitted into target UE by local network routing device.Wherein, local network routing device is the UE in UE groups with routing function.
Further, the relaying UE in UE groups can also receive the upstream data bag that target UE is sent to base station, and upstream data bag is transmitted into base station.Or, the relaying UE in UE groups receives the target UE of local network routing device forwarding upstream data bag, and upstream data bag is transmitted into base station.
Fig. 3 is another data transmission method flow chart provided in an embodiment of the present invention.The present embodiment mainly illustrates：Local network routing device in UE groups receives the descending of the relaying UE forwardings in group How target UE is transmitted to after packet.Local network routing device is to have the UE of routing function in UE groups or is the server for setting up UE groups.As shown in figure 3, the method that the present embodiment is provided includes：
Step 31：Local network routing device receives the downlink data packet that the base station of the relaying UE forwardings in affiliated UE groups is sent to target UE, downlink data packet includes target UE macro network mark, and above-mentioned local network routing device is the UE in UE groups with routing function.Pass through local network between each UE in UE groups.Above-mentioned target UE macro network is designated network identities of the UE in affiliated cellular network, is either target UE in the Logic Channel Identifier of affiliated cellular network or is combinations of the UE in the network identity and Logic Channel Identifier of affiliated cellular network.
Step 32:Local network routing device is according to the network identity map information and target of UE groups
UE macro network mark, determine home network identifications of the target UE in affiliated UE groups, and according to target UE home network identification, the network identity map information of UE groups includes the corresponding relation of the macro network mark and home network identification of each UE in UE groups.
Step 33:Downlink data packet is sent to target UE by local network routing device.
Further, local network routing device can also receive the upstream data bag of target device transmission, and upstream data bag is sent into relaying UE, so that relaying UE is sent to network side equipment.
Fig. 4 is another data transmission method flow chart provided in an embodiment of the present invention.The present embodiment mainly illustrates：How base station controller sets up UE grouping sheets for each base station for being managed, so that base station to target UE can send downlink data packet by the relaying UE of the affiliated UE groups of target UE.
Step 41:Base station controller receives the local group of message that each UE is sent, and the group that local group message includes the affiliated UE groups of UE is identified.
Step 42:Base station controller sends the UE grouping informations of home base station to the base station managed according to the local group of message received, and UE grouping informations include the corresponding relation of UE macro network mark and the group mark of the affiliated UE groups of UE.
After UE groups are successfully established, the UE in group is set up by base station with base station controller to be connected, and reports local group message to base station controller by the connection between base station controller.The local group message at least group including the affiliated UE groups of UE is identified.Base station controller reports the connection between the local channel for organizing message or UE and base station by UE, would know that the base station that UE belongs in the network identity and UE of affiliated cellular network.Determine which UE group UE belongs to according to group mark in local group message.Therefore, the local group of message that base station controller can be reported according to UE determine UE macro network mark with The affiliated UE groups of UE group mark corresponding relation so that for management each base station set up and send home base station UE UE grouping informations.
Further, local group message may also include home network identifications of the UE in affiliated UE groups.By home network identification blunt on UE, base station controller can determine that the mapping relations of the macro network mark and home network identification of the UE.Base station controller is according to the local group of message received, vertical network identity map information is set up for each UE, and the UE into each UE groups sends the network identity map information of this group, the network identity map information of each UE groups includes the corresponding relation of the macro network mark and UE home network identification of UE in this group.Specifically, if using relaying UE directly to the method for target UE converting downlink packets, for each UE groups, base station controller needs each UE into group to send network identity map information.If relaying UE by the UE with local network routing function to target UE converting downlink packets, base station controller UE with local network routing function into UE groups sends network identity map information.
Fig. 5 Α are another data transmission method flow chart provided in an embodiment of the present invention.The present embodiment illustrates by taking 3G network as an example, and how base station controller is managed base station configuration UE grouping information and is UE Configuration network identity map information, and how the downlink data packet that base station is sent to target UE is transferred to target UE.The present embodiment is adapted to each UE in the UE belonging to target UE and belongs to same NodeB.As shown in Figure 5A, the method that the present embodiment is provided includes：
Walk poly- la:After UE groups are successfully established, each UE in group reports local group message by the Node B of ownership to RNC, and local group message includes UE and identified in the macro network mark of cellular network and the group of the affiliated UE groups of UE.
Step 2a:RNC, according to the local group of message received, is that each self-administered Node B sets up and issues self-administered UE UE grouping informations.
Step 3a:RNC, according to the local group of message received, is that each UE sets up vertical network identity map information, and to UE issue belonging to UE groups network identity map information.The network identity map information of each UE groups includes the corresponding relation of the macro network mark and UE home network identification of UE in this group.
Step 4a:RNC sends downlink data packet to the target UE NodeB belonged to.
Step 5a:NodeB parses downlink data packet, determine the relaying UE of the affiliated UE groups of target UE, target UE is added in the MAC packet header of downlink data packet after the macro network mark of cellular network, target UE downlink data packet is sent to the relaying UE of the affiliated UE groups of target UE. After NodeB receives downlink data packet on the passage that RNC and target UE is set up, identified in the MAC packet header addition target UE of downlink data packet in the macro network of cellular network, rear downlink data packet from the relaying UE transmission targets UE to the affiliated UE groups of target UE.
As shown in Figure 5 B, downlink data packet includes IP layers, PDCP（Packet Data
Convergence Protocol, abbreviation PDCP) layer, rlc layer, MAC layer and physics（PHY) layer.NodeB is identified in the MAC packet header addition target UE of downlink data packet in the macro network of cellular network.
Step 6a:The MAC packet header that UE parses downlink data packet is relayed, determines oneself not to be target UE according to target UE therein macro network mark, disassembles downlink data packet, extract the DSU of downlink data packet（Service Data Unit, abbreviation SDU), the SDU of extraction and target UE macro network mark are encapsulated into the packet header of downlink data packet, downlink data packet is sent to local network routing device.
As shown in Figure 5 B, relaying UE is received after the downlink data packet that NodeB is sent, and parses PHY layer and MAC layer successively from the bottom up.When being resolved to MAC layer, relaying UE is identified according to macro network therein after the target UE that determination oneself is not downlink data packet, disassembles downlink data packet, extracts SDU therein.The SDU and target UE macro network mark are encapsulated into the packet header of downlink data packet as FRP frames, the downlink data packet after encapsulation is sent to local network routing device.Further, relaying UE can also add the control information for controlling the flow between relaying UE and local network routing device in FRP frames.Wherein, it is the Logic Channel Identifier that UE is distributed that target UE macro network mark, which includes target UE in the network identity and/or NodeB of cellular network,.Wherein, FRP layers are the protocol layer that defines of the present embodiment, for the communication between UE.L-TNL layers shown in Fig. 5 B, for the communication between local network, such as WiFi or BlueTooth agreements.In Fig. 5 B, relaying UE is sent to addition FRP frame heads in the data of local network routing device and is encapsulated in FRP frames, referred to as FRP uplink frames, local network routing device, which is sent in target UE data, to be added FRP frame heads and is encapsulated in FRP frames, referred to as FRP downlink frames.FRP uplink frames include target UE macro network mark（), UEID/LCHID the macro network for not including target UE in FRP downlink frames is identified.
Step 7a:Local network routing device the network identity map information of UE groups and target UE belonging to macro network are identified, and determine home network identifications of the target UE in affiliated UE groups, and According to target UE home network identification, downlink data packet is sent to target UE.As shown in Figure 5 B, local network routing device is received after the downlink data packet that relaying UE is sent, the SDU and target UE of downlink data packet macro network mark are extracted from FRP frames, determine home network identifications of the target UE in affiliated UE groups, according to target UE home network identification, this SDU is transmitted directly to target UE, or, it is sent to target UE after the corresponding logical channel informations of the SDU are added in downlink data packet.L-TNL layers, FRP layers, rlc layer and PDCP layers of target UE from bottom to top successively in parsing downlink data packet.When target UE is resolved to RLC layers, the target UE that determination oneself is the downlink data packet is identified by macro network therein.
Alternatively, relay the MAC packet header that UE parses downlink data packet, when according to target UE therein network identity, to determine oneself be not target UE, disassemble downlink data packet, extract the SDU of downlink data packet, the SDU of extraction and target UE macro network mark are encapsulated into after downlink data packet, it can also be identified according to the network identity map information of affiliated UE groups and target UE macro network, determine home network identifications of the target UE in affiliated UE groups, and according to target UE home network identification, downlink data packet is sent to target UE.
Fig. 5 C are another data transmission method flow chart provided in an embodiment of the present invention.The difference of the present embodiment embodiment corresponding with Fig. 5 A is that the present embodiment is adapted to the scene that each UE in the UE groups belonging to target UE belongs to different base station.
Step lb:When RNC is to target UE2 transmission downlink data packets, it is relaying UE to determine the UE1 in the group of user equipments and the UE groups belonging to UE2.
Further, when RNC is to target UE1 transmission downlink data packets, it is the best relaying UE of signal quality to determine the UE2 of the affiliated UE groups of UE1, sends downlink data packet to the UE2 NodeB2 belonged to so that UE2 assists the communication between RNC and UE 1 as relaying UE.
Step 2b:RNC adds UE2 after the macro network mark of cellular network in the RLC packet header of downlink data packet, and downlink data packet is sent to the UE1 NodeBl belonged to.
Step 3b:Downlink data bag data is sent to UEl by NodeBl.
RNC sends the downlink data packet that target UE is UE2 on the passage set up with UEl to NodeBl, after NodeBl receives downlink data packet on the passage set up with UEl, to UE1 converting downlink packets.
As shown in Figure 5 D, UE1 and UE2 belong to different NodeB.The downlink data packet that RNC is sent is divided into IP layers, PDCP layers, rlc layer.RNC identifies UE2 macro network (UEID/LCHID) NodeBl of UE1 ownership is sent in the rlc layer for being filled into downlink data packet, after NodeBl is handled downlink data packet, after downlink data encapsulation MAC layer and PHY layer, downlink data packet is sent to UE1.
Step 4b:UE1 parses the RLC packet header of downlink data packet, determine it oneself is not target UE according to target UE therein network identity, disassemble downlink data packet, extract the SDU of downlink data packet, the SDU of extraction and target UE macro network mark are encapsulated into the packet header of downlink data packet, the downlink data packet after encapsulation is sent to local network routing device.
As shown in Figure 5 D, when UE1 parses rlc layer, the macro network in RLC packet header is identified after the target UE that determination oneself is not downlink data packet, disassembles downlink data packet, SDU therein is extracted, the SDU of extraction and UE2 macro network mark is encapsulated into downlink data packet.Further, UE1 can also add the control information for controlling the flow between UE1 and local network routing device in FRP frames.Wherein, it is the Logic Channel Identifier that UE is distributed that UE2 macro network mark, which includes UE2 in the network identity of cellular network and/or base station,.Afterwards, the downlink data packet after processing is sent to local network routing device by UE1.
Step 5b:Local network routing device the network identity map information of UE groups and target UE2 belonging to macro network are identified, determine home network identifications of the target UE in affiliated UE groups, and according to target UE2 home network identification, downlink data packet is sent to target UE2.
As shown in Figure 5 D, local network routing device is received after the downlink data packet of UE1 transmissions, extract the SDU and target UE of downlink data packet macro network mark, determine home network identifications of the target UE in affiliated UE groups, according to target UE home network identification, this SDU is transmitted directly to UE2, or, it is sent to UE2 after the corresponding logical channel informations of the SDU are added in downlink data packet.UE2 from the bottom up successively parsing downlink data packet rlc layer, PDCP layers and IP layers.
Alternatively, UE1 parses the RLC packet header of downlink data packet, according to target UE therein macro network mark determine oneself be not target UE2 when, can also be according to the network identity map informations of affiliated UE groups, it is determined that target UE2 corresponding with the macro network mark of target UE2 in downlink data packet home network identification, and according to target UE home network identification, downlink data packet is sent to target UE2.
, can according to the actual requirements, it is determined that being the relaying UE that the affiliated UE groups of target UE are determined by the target UE NodeB belonged to, also when RNC is to target UE transmission downlink data packets in the present embodiment It is that oneself determines above-mentioned relaying UE.If the reliability in order to improve target UE, the relaying UE of the affiliated UE groups of target UE is determined by RNC, and send downlink data packet to the relaying UE NodeB belonged to, during avoiding relaying UE from belonging to different NodeB from target UE, the problem of NodeB belonging to target UE can not be addressed to relaying UE.If in order to improve target UE communication reliability, the NodeB that can be belonged to by target UE determines the relaying UE of the affiliated UE groups of target UE.
Fig. 6 A are a kind of network side equipment structural representation provided in an embodiment of the present invention.As shown in Fig. 6 A, the equipment that the present embodiment is provided includes：Determining module 61 and sending module 62.
Determining module 61, during for sending downlink data packet to target UE, the target UE owning user equipment group is determined according to user equipment grouping information, and determine the trunk subscriber equipment of the target UE owning user equipment group, the rear trunk subscriber equipment that the target UE owning user equipment group is sent to sending module 62, pass through local network between each user equipment in the group of user equipments, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group.
Alternatively, when the network side equipment is base station, the determining module, the MAC layer being additionally operable in the downlink data packet adds the macro network mark of target UE.When the network side equipment is base station controller, the determining module, the rlc layer being additionally operable in the downlink data packet adds the macro network mark of target UE.
The sending module 62, for passing through the trunk subscriber equipment in the target UE owning user equipment group, the downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the trunk subscriber equipment is user equipment in the target UE owning user equipment group；The macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
In the technical scheme that the present embodiment is provided, network side equipment to target UE can send downlink data packet by the relaying UE of the affiliated UE groups of target UE, so that target UE is under relaying UE assistance, the downlink data packet that network side equipment is sent is received, thus improves the throughput and traffic rate of target UE.
Alternatively, the determining module 61, is additionally operable to according to the signal quality measured instruction that each user equipment periodicity or event are reported in the user equipment grouping information, it is determined that each user equipment The best equipment of signal quality in group is trunk subscriber equipment.Sending module sends downlink data packet by the best equipment of the signal quality in group of user equipments to target UE.In the affiliated UE groups of target UE under the best relaying UE of signal quality assistance, the throughput of the communication reliability and target UE between network side equipment and target UE can be improved.
As shown in Figure 6B, above-mentioned network side equipment also includes：Grouping information sets up module 63.
Grouping information sets up module 63, and the local group of message for receiving user equipment transmission, the group that the local group of message includes the user equipment owning user equipment group is identified；According to the local group of message received, set up user equipment grouping information, and the user equipment grouping information is sent to the determining module 61, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group.
Further, the grouping information sets up module 63, it is additionally operable to according to the local group of message received, network identity map information is set up for each group of user equipments, and the user equipment into each group of user equipments sends the network identity map information of this group, the network identity map information of each group of user equipments includes the corresponding relation of the macro network mark and the home network identification of the user equipment of user equipment in this group, and the local group of message also includes home network identification of the user equipment in owning user equipment group.
Above-mentioned network side equipment also includes：Receiving module, for by the trunk subscriber equipment in the target UE owning user equipment group, receiving the upstream data bag that the target UE is sent to the network side equipment.
Fig. 7 is a kind of user device architecture schematic diagram provided in an embodiment of the present invention.As shown in fig. 7, the user equipment that the present embodiment is provided includes：Receiving module 71 and sending module 72.
Receiving module 71, downlink data packet for receiving base station transmission, and send the downlink data packet to sending module 72, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
The sending module 72, for parsing the downlink data packet, identified according to the macro network of the target UE, determine it oneself is not that when receiving the target UE of the downlink data packet, the downlink data packet is forwarded in owning user equipment group.
Further, the sending module 72, is additionally operable to according in MAC header in the downlink data packet Content in content or RLC packet header, determines the macro network mark of the target UE.
Alternatively, a kind of possible implementation is, sending module 72 to target UE can send downlink data packet by local network routing device.The sending module, it is additionally operable to the macro network mark of the network identity map information and the target UE according to the target UE owning user equipment group, home network identification of the target UE in owning user equipment group is determined, the network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments；The sending module, is additionally operable to the home network identification according to the target UE, and the downlink data packet is sent into the target UE.Receiving module, is additionally operable to receive the network side that to set be the network identity map information that preparation is sent, and sends the network identity map information to the sending module.
Alternatively, alternatively possible implementation is that sending module 72 directly can send downlink data packet to target UE.The sending module, be additionally operable to the local network routing device downlink data packet being sent in owning user equipment group, so that the downlink data packet is transmitted into the target UE by the local network routing device, the local network routing device is the user equipment in the group of user equipments with routing function.
Alternatively, in above two implementation, the sending module, be additionally operable to it is described forward the downlink data packet in owning user equipment group before, the service data unit in the downlink data packet is extracted, the macro network mark of the DSU and the target UE is encapsulated into the packet header of the downlink data packet.
Alternatively, the receiving module, is additionally operable to receive the network identity map information that the network side equipment is sent, and send the network identity map information to the sending module.So as to which sending module can be identified according to the network identity map information of the target UE owning user equipment group and the macro network of the target UE, determine home network identification of the target UE in owning user equipment group
Alternatively, the sending module, the upstream data bag for being additionally operable to send the target UE is transmitted to the base station.So as to assist the communication between target UE and base station.
Fig. 8 is a kind of local network routing device structural representation provided in an embodiment of the present invention, as shown in figure 8, the local network routing device that the present embodiment is provided includes：Receiving module 81, determining module 82 and sending module 83.
Receiving module 81, for receiving the descending of the transmission of the trunk subscriber equipment in owning user equipment group Packet, the downlink data packet received is sent to determining module 82；The local network routing device is the user equipment with local network routing function, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
The receiving module, is additionally operable to receive the network identity map information that the network side equipment is sent.
The determining module 82, macro network for the network identity map information according to the target UE owning user equipment group and the target UE is identified, home network identification of the target UE in owning user equipment group is determined, the home network identification is sent to sending module 83；The network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments.
The sending module 83, for the home network identification according to the target UE, the target UE is sent to by the downlink data packet.
Fig. 9 is a kind of data transmission system structural representation provided in an embodiment of the present invention.As shown in Figure 9.The present embodiment is that the data transmission system supplied includes：Network side equipment 91, trunk subscriber equipment 92, local network routing device 93 and target UE 94.Wherein, network side equipment 91 can be found in the network side equipment in Fig. 6 A to Fig. 6 C correspondence embodiments, trunk subscriber equipment 92 can be found in the network side equipment in Fig. 7 correspondence embodiments, and local network routing device 93 can be found in the local network routing device in Fig. 8 correspondence embodiments
The embodiment of the present invention, which also provides a kind of network side equipment, to be included：Memory, processor, bus and communication interface；Wherein described processor, the communication interface, the memory complete mutual communication by the bus；
The memory, for storage program；The processor, for performing described program；Described program, is used for：
When sending downlink data packet to target UE, the target UE owning user equipment group is determined according to user equipment grouping information, and determine the trunk subscriber equipment of the target UE owning user equipment group, by local network between each user equipment in the group of user equipments, the user equipment grouping information includes user equipment and the user equipment owning user equipment group The corresponding relation of group mark；
The sending module, for passing through the trunk subscriber equipment in the target UE owning user equipment group, the downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the trunk subscriber equipment is user equipment in the target UE owning user equipment group；The macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
Alternatively, described program is additionally operable to：The macro network mark of target UE is added in the MAC layer or rlc layer of the downlink data packet.
Alternatively, described program is additionally operable to：According to each user equipment in the user equipment grouping information periodically or the signal quality measured instruction that reports of event, it is determined that the best equipment of signal quality in each group of user equipments is trunk subscriber equipment.
Alternatively, described program is additionally operable to：The local group of message that user equipment is sent is received, the group that the local group of message includes the user equipment owning user equipment group is identified；According to the local group of message received, user equipment grouping information is set up, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group.
The embodiment of the present invention, which also provides a kind of user equipment, to be included：Memory, processor, bus and communication interface；Wherein described processor, the communication interface, the memory complete mutual communication by the bus；
The memory, for storage program；The processor, for performing described program；Described program, is used for：
Receive the downlink data packet that base station is sent, and send the downlink data packet to sending module, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
The sending module, for parsing the downlink data packet, identifies according to the macro network of the target UE, determines it oneself is not that when receiving the target UE of the downlink data packet, the downlink data packet is forwarded in owning user equipment group. Alternatively, described program is additionally operable to, and according to content in content in MAC header in the downlink data packet or RLC packet header, determines the macro network mark of the target UE.
Alternatively, described program is additionally operable to：
Identified according to the macro network of the network identity map information of the target UE owning user equipment group and the target UE, home network identification of the target UE in owning user equipment group is determined, the network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments；
According to the home network identification of the target UE, the downlink data packet is sent to the target UE.
The embodiment of the present invention, which also provides a kind of local network routing device, to be included：Memory, processor, bus and communication interface；Wherein described processor, the communication interface, the memory complete mutual communication by the bus；
The memory, for storage program；The processor, for performing described program；Described program, is used for：
Receive the downlink data packet that the trunk subscriber equipment in owning user equipment group is sent；The local network routing device is the user equipment with local network routing function, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
Identified according to the macro network of the network identity map information of the target UE owning user equipment group and the target UE, home network identification of the target UE in owning user equipment group is determined, the home network identification is sent；The network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments；
According to the home network identification of the target UE, the downlink data packet is sent to the target UE.
Alternatively, described program is additionally operable to, and receives the network identity map information that the network side equipment is sent.
One of ordinary skill in the art will appreciate that：Realize all or part of step of above method embodiment Suddenly it can be completed by the related hardware of programmed instruction, foregoing program can be stored in a computer read/write memory medium, the program upon execution, performs the step of including above method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or CD etc. are various can be with the medium of store program codes.Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It can still modify to the technical scheme described in foregoing embodiments, or carry out equivalent substitution to which part technical characteristic；And these modifications or replacement, the essence of appropriate technical solution is departed from the scope of various embodiments of the present invention technical scheme.

Claims (30)

  1. Claims
    1st, a kind of data transmission method, it is characterised in that including：
    When network side equipment is to target UE transmission downlink data packet, the target UE owning user equipment group is determined according to user equipment grouping information, and determine the trunk subscriber equipment of the target UE owning user equipment group, by local network between each user equipment in the group of user equipments, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group；
    The network side equipment passes through the trunk subscriber equipment in the target UE owning user equipment group, the downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the trunk subscriber equipment is user equipment in the target UE owning user equipment group；The macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
    2nd, according to the method described in claim 1, it is characterized in that, the network side equipment is base station, it is described that the target UE owning user equipment group is determined according to user equipment grouping information, and the trunk subscriber equipment of the target UE owning user equipment group is determined, including：
    The user equipment grouping information that the base station is sent according to base station controller determines the target UE owning user equipment group, the trunk subscriber equipment in the target UE owning user equipment group is determined, the macro network mark of target UE is added in the MAC layer of the downlink data packet.
    3rd, according to the method described in claim 1, it is characterized in that, when the network side equipment is base station controller, it is described that the target UE owning user equipment group is determined according to user equipment grouping information, and the trunk subscriber equipment of the target UE owning user equipment group is determined, including：The base station controller determines the target UE owning user equipment group according to the user equipment grouping information, the trunk subscriber equipment in the target UE owning user equipment group is determined, the macro network mark of the target UE is added in the rlc layer of the downlink data packet.
    4th, the method according to claim 1,2 or 3, it is characterised in that determine the trunk subscriber equipment of the target UE owning user equipment group, including：
    Reported according to each user equipment periodicity or event in the user equipment grouping information Signal quality measured instruction, it is determined that the best equipment of signal quality in each group of user equipments is trunk subscriber equipment.
    5th, the method according to any one of Claims 1-4, it is characterised in that also include：The network side equipment receives the local group of message that user equipment is sent, and the group that the local group of message includes the user equipment owning user equipment group is identified；
    The network side equipment sets up user equipment grouping information according to the local group of message received, and the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group.
    6th, method according to claim 5, it is characterised in that the local group of message also includes home network identification of the user equipment in owning user equipment group, methods described also includes：The network side equipment is according to the local group of message received, network identity map information is set up for each group of user equipments, and the user equipment into each group of user equipments sends the network identity map information of this group, the network identity map information of each group of user equipments includes the corresponding relation of the macro network mark and the home network identification of the user equipment of user equipment in this group.
    7th, the method according to any one of claim 1 to 6, it is characterised in that also include：The network side equipment receives the upstream data bag that the target UE is sent to the network side equipment by the trunk subscriber equipment in the target UE owning user equipment group.
    8th, a kind of data transmission method, it is characterised in that including：
    User equipment receives the downlink data packet that base station is sent, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
    The user equipment parses the downlink data packet, is identified according to the macro network of the target UE, determines it oneself is not that when receiving the target UE of the downlink data packet, the downlink data packet is forwarded in owning user equipment group.
    9th, method according to claim 8, it is characterised in that after the user equipment receives the downlink data packet that base station is sent, in addition to：
    The user equipment determines the macro network mark of the target UE according to content in content in MAC header in the downlink data packet or RLC packet header. 10th, method according to claim 8 or claim 9, it is characterised in that described to forward the downlink data packet in owning user equipment group, including：
    Identified according to the macro network of the network identity map information of the target UE owning user equipment group and the target UE, home network identification of the target UE in owning user equipment group is determined, the network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments；
    According to the home network identification of the target UE, the downlink data packet is sent to the target UE.
    11, method according to claim 8 or claim 9, it is characterised in that described to forward the downlink data packet in owning user equipment group, including：
    The downlink data packet is sent to the local network routing device in owning user equipment group, so that the downlink data packet is transmitted into the target UE by the local network routing device, the local network routing device is the user equipment in the group of user equipments with routing function.
    12nd, the method according to claim 10 or 11, it is characterised in that it is described forward the downlink data packet in owning user equipment group before, in addition to：
    The user equipment extracts the service data unit in the downlink data packet, and the macro network mark of the DSU and the target UE is encapsulated into the packet header of the downlink data packet.
    13rd, the method according to any one of claim 8 to 12, it is characterised in that also include：The user equipment receives the network identity map information that the network side equipment is sent.14th, the method according to any one of claim 8 to 13, it is characterised in that also include：The upstream data bag that the target UE is sent is transmitted to the base station.
    15th, a kind of data transmission method, it is characterised in that including：
    Local network routing device receives the downlink data packet that the trunk subscriber equipment in owning user equipment group is sent；The local network routing device is the user equipment with local network routing function, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
    The local network routing device is identified according to the network identity map information of the target UE owning user equipment group and the macro network of the target UE, determines that the targeted customer sets The standby home network identification in owning user equipment group；The network identity map information of the group of user equipments includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments
    The downlink data packet is sent to the target UE by the local network routing device according to the home network identification of the target UE.
    16th, method according to claim 15, it is characterised in that methods described also includes：The local network routing device receives the network identity map information that the network side equipment is sent.
    17th, a kind of network side equipment, it is characterised in that including：
    Determining module, during for sending downlink data packet to target UE, the target UE owning user equipment group is determined according to user equipment grouping information, and determine the trunk subscriber equipment of the target UE owning user equipment group, the rear trunk subscriber equipment that the target UE owning user equipment group is sent to sending module, pass through local network between each user equipment in the group of user equipments, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group；
    The sending module, for passing through the trunk subscriber equipment in the target UE owning user equipment group, the downlink data packet is sent to the target UE, the downlink data packet includes the macro network mark of the target UE, and the trunk subscriber equipment is user equipment in the target UE owning user equipment group；The macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network.
    18th, equipment according to claim 17, it is characterised in that the determining module, the MAC layer or rlc layer being additionally operable in the downlink data packet adds the macro network mark of target UE.
    19th, the equipment according to claim 17 or 18, it is characterized in that, the determining module, it is additionally operable to according to the signal quality measured instruction that each user equipment periodicity or event are reported in the user equipment grouping information, it is determined that the best equipment of the signal quality in each group of user equipments is trunk subscriber equipment.
    20th, equipment according to claim 19, it is characterised in that also include： Grouping information sets up module, and the local group of message for receiving user equipment transmission, the group that the local group of message includes the user equipment owning user equipment group is identified；According to the local group of message received, set up user equipment grouping information, and the user equipment grouping information is sent to the determining module, the user equipment grouping information includes the corresponding relation of the group mark of user equipment and the user equipment owning user equipment group.
    21, equipment according to claim 20, it is characterized in that, the grouping information sets up module, it is additionally operable to according to the local group of message received, network identity map information is set up for each group of user equipments, and the user equipment into each group of user equipments sends the network identity map information of this group, the network identity map information of each group of user equipments includes the corresponding relation of the macro network mark and the home network identification of the user equipment of user equipment in this group, the local group of message also includes home network identification of the user equipment in owning user equipment group.
    22nd, the equipment according to any one of claim 17 to 21, it is characterised in that also include：Receiving module, for by the trunk subscriber equipment in the target UE owning user equipment group, receiving the upstream data bag that the target UE is sent to the network side equipment.
    23rd, a kind of user equipment, it is characterised in that including：
    Receiving module, downlink data packet for receiving base station transmission, and send the downlink data packet to sending module, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
    The sending module, for parsing the downlink data packet, identifies according to the macro network of the target UE, determines it oneself is not that when receiving the target UE of the downlink data packet, the downlink data packet is forwarded in owning user equipment group.
    24th, equipment according to claim 23, it is characterised in that the sending module, is additionally operable to determine the macro network mark of the target UE according to content in content in MAC header in the downlink data packet or RLC packet header.
    25th, the equipment according to claim 23 or 24, it is characterised in that：
    The sending module, it is additionally operable to the macro network mark of the network identity map information and the target UE according to the target UE owning user equipment group, determine home network identification of the target UE in owning user equipment group, the network identity mapping letter of the group of user equipments Breath includes the corresponding relation of the macro network mark and home network identification of each user equipment in the group of user equipments；
    The sending module, is additionally operable to the home network identification according to the target UE, and the downlink data packet is sent into the target UE.
    26th, the equipment according to claim 23 or 24, it is characterized in that, the sending module, be additionally operable to the local network routing device downlink data packet being sent in owning user equipment group, so that the downlink data packet is transmitted into the target UE by the local network routing device, the local network routing device is the user equipment in the group of user equipments with routing function.
    27th, the equipment according to any one of claim 23 to 26, it is characterized in that, the sending module, be additionally operable to it is described forward the downlink data packet in owning user equipment group before, the service data unit in the downlink data packet is extracted, the macro network mark of the DSU and the target UE is encapsulated into the packet header of the downlink data packet.
    28th, the equipment according to any one of claim 23 to 27, it is characterized in that, the receiving module, is additionally operable to receive the network identity map information that the network side equipment is sent, and send the network identity map information to the sending module.
    29th, the equipment according to any one of claim 23 to 28, it is characterised in that the sending module, the upstream data bag for being additionally operable to send the target UE is transmitted to the base station.
    30th, a kind of local network routing device, it is characterised in that including：
    Receiving module, the downlink data packet for receiving the transmission of the trunk subscriber equipment in owning user equipment group, the downlink data packet received is sent to determining module；The local network routing device is the user equipment with local network routing function, the downlink data packet includes the macro network mark of target UE, the macro network of the target UE is designated network identity of the user equipment in affiliated cellular network, it is either the target UE in the Logic Channel Identifier of affiliated cellular network or is combination of the user equipment in the network identity and the Logic Channel Identifier of affiliated cellular network；
    The determining module, macro network for the network identity map information according to the target UE owning user equipment group and the target UE is identified, home network identification of the target UE in owning user equipment group is determined, the home network identification is sent to sending module；The network identity map information of the group of user equipments includes each user in the group of user equipments and set The corresponding relation of standby macro network mark and home network identification；
    The sending module, for the home network identification according to the target UE, the target UE is sent to by the downlink data packet.
    31st, equipment according to claim 30, it is characterised in that the receiving module, is additionally operable to receive the network identity map information that the network side equipment is sent.
    32nd, a kind of data transmission system, it is characterised in that including：Network side equipment as described in any one of claim 17 to 22, the user equipment as described in any one of claim 23 to 29, and the local network routing device as described in any one of claim 30 to 31.
CN201280073616.0A 2012-11-27 2012-11-27 Data transmission method and equipment and system Active CN104335636B (en)

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