CN101854202A - Data transmission method, equipment and system - Google Patents
Data transmission method, equipment and system Download PDFInfo
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- CN101854202A CN101854202A CN201010172964A CN201010172964A CN101854202A CN 101854202 A CN101854202 A CN 101854202A CN 201010172964 A CN201010172964 A CN 201010172964A CN 201010172964 A CN201010172964 A CN 201010172964A CN 101854202 A CN101854202 A CN 101854202A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
Abstract
The embodiment of the invention discloses a data transmission method, which is characterized by comprising the following steps: a relay base station splits the data to be transmitted into data in a wire transmission queue and data in a wireless transmission queue according to preset data transmission property and the matching regulation of transmission links; the relay base station respectively identifies the split data in the wire transmission queue and the data in the wireless transmission queue; the relay base station transmits the identified data in the wire transmission queue to a network node with a wire transmission link in the relay base station through the wire transmission link, and transmits the identified data in the wireless transmission queue to the network node with the wireless transmission link in the relay base station. The embodiment of the invention can simultaneously utilize the wire transmission link and the wireless transmission link to transmit the data, thus improving the use rate of resources.
Description
Technical field
The present invention relates to communication technical field, particularly the data transmission method in the field of wireless communications, equipment and system.
Background technology
Along with development of wireless communication devices, the traffic carrying capacity of wireless system constantly increases, and the bandwidth that needs constantly increases.The constant transmissions that connects base station and core net becomes the factor that the restriction wireless system is disposed in increasing place.In Long Term Evolution (LTE, the Long Term Evolution) system, relaying (Relay) technology provides the possibility that solves transmission with wireless mode.
Relay base station (RB, Relay Base station) with host base station (DB, Donor Basestation) wireless transmission, subscriber equipment (UE, User Equipment) up signal is forwarded to the host base station by relay base station, sends to the core net gateway by the host base station again.Adopt relay base station can improve the covering of LTE system in the LTE system, improve power system capacity.But in the prior art, relay base station can only and the host base station between by wireless transmission link transmission, hindered the utilization of transfer resource, influenced the efficient of transfer of data.
Summary of the invention
The problem that the embodiment of the invention will solve is: a kind of data transmission method, equipment and system are provided, improve the utilance of transfer resource.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of data transmission method, comprise: relay base station is split as the data of wire transmission formation and the data of wireless transmission formation according to the matched rule of predefined transmission data characteristic and transmission link with data to be transmitted; Relay base station identifies respectively the data of the wire transmission formation after splitting and the data of wireless transmission formation; The data of the wire transmission formation after relay base station will identify, the network node that extremely has the wire transmission link by the wire transmission link transmission with relay base station, and the data of the wireless transmission formation after will identifying, transfer to the network node that has wireless transmission link with relay base station by wireless transmission link.
The embodiment of the invention provides a kind of data transmission set, comprising: split module, be used for the matched rule according to predefined transmission data characteristic and transmission link, data to be transmitted is split as the data of wire transmission formation and the data of wireless transmission formation; Identification module is used for the data of the wire transmission formation after splitting and the data of wireless transmission formation are identified respectively; Sending module, be used for data with the wire transmission formation after the sign, the network node that extremely has the wire transmission link by the wire transmission link transmission with equipment, and the data of the wireless transmission formation after will identifying, transfer to the network node that has wireless transmission link with equipment by wireless transmission link.
The embodiment of the invention provides a kind of data transmission system, comprising: equipment as above.
The embodiment of the invention compared with prior art, the main distinction and effect thereof are:
In embodiments of the present invention, relay base station splits into data according to predefined matched rule the data of wireless and wired two groups of transmit queues, and the sign after with data respectively by wireless transmission link and wire transmission link transmission, can utilize wired simultaneously and wireless transmission link transmission data, improve the utilance of resource.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the communication system architecture schematic diagram of available technology adopting relay base station;
Fig. 2 is one embodiment of the invention data transmission method schematic flow sheet;
Fig. 3 is another embodiment of the present invention data transmission method schematic flow sheet;
Fig. 4 is a kind of data transmission set structural representation of one embodiment of the invention;
Fig. 5 is a kind of data transmission set structural representation of another embodiment of the present invention;
Fig. 6 is embodiment of the invention data transmission system scheme one structural representation;
Fig. 7 is embodiment of the invention data transmission system scheme two structural representations;
Fig. 8 is embodiment of the invention data transmission system scheme three structural representations.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Fig. 1 is the communication system architecture schematic diagram of available technology adopting relay base station, and as shown in Figure 1, user equipment (UE) and RB wireless connections also are wireless connections between RB and the DB, are wired connection between the gateway of DB and core net.In the data uplink stage, UE sends to RB with upstream data, RB is transferred to DB with the upstream data of received UE by wireless transmission resources, DB with the data forwarding of received RB to the core net gateway, in the data downstream stage, the core net gateway sends to DB with downlink data, and DB then sends to RB with these data, and RB finally is transferred to UE with this downlink data again.In Fig. 1, adopt the mode of wireless connections between relay base station and the host base station, promptly between the two by wireless transmission resources transmission data, when needs enlarge the loan of this part transfer resource, can only utilize wireless transmission resources to carry out dilatation, and can not utilize cable resource to carry out dilatation, and therefore caused restriction to dilatation, also the utilization to existing wire transmission resource has caused influence.
For above-mentioned purpose, the feature and advantage that make the embodiment of the invention can become apparent more, the embodiment of the invention is described in further detail below in conjunction with the drawings and specific embodiments.
The embodiment of the invention can be applied to the LTE system.Fig. 2 is one embodiment of the invention data transmission method schematic flow sheet.As shown in Figure 2, data transmission method of the present invention may further comprise the steps:
In this step, relay base station can be according to the matched rule of predefined transmission data characteristic and transmission link, data to be transmitted is split as the data of wire transmission formation and the data of wireless transmission formation, so as with the data of the data of wire transmission formation and wireless transmission formation respectively from wireless transmission link and wire transmission link transmission.
Because wireless transmission link and wire transmission link have characteristic separately, when data to be transmitted is split, the transmission data characteristic of institute's foundation and the matched rule of transmission link can be the rules that the characteristic with the characteristic of data to be transmitted and transmission link is complementary.Corresponding fractionation mode can be that the characteristic according to two kinds of transmission links splits into the data of wire transmission formation and the data of wireless transmission formation with data.For example, relative wireless transmission link, wire transmission link have characteristics such as time delay is less, transmission performance is stable.Therefore, can will require time delay little in the data to be transmitted, the demanding data as the wire transmission formation of signal stabilization be split, and the data of other data as the wireless transmission formation are split.Description as above is to illustrate for example, when in the present embodiment data to be transmitted being split, its rule is that data to be transmitted characteristic and transmission link characteristic are complementary, make transmission link can satisfy the requirement of transfer of data, and wire transmission link and wireless transmission link reasonably can be distributed the matching process in being not limited to as above describe.Can will be appreciated that above-mentioned matched rule can be predefined, and both can be provided with by artificial, also can be by the program setting.
Because data to be transmitted is split into the data of wire transmission formation and the data of wireless transmission formation, may assign to the wire transmission formation in that an original part in a packet is split, another part is split assigns to the wireless transmission formation.In this step, the data after splitting are identified.To distinguish data to be transmitted, be convenient to receiving terminal and be reduced into original data to be transmitted according to the data combination that identifies two set of queue.The identification method that is adopted can be the flag information that carries according to data to be transmitted, and perhaps the logical port number on the data to be transmitted transmission link perhaps identifies according to the source of data to be transmitted, the destination node of transmission etc.When specifically identifying, can be according to the method for sign, to the identical sign of data allocations with same characteristic features.For example, identify at packet, each packet is numbered sign, after the data in the data to be transmitted bag are divided into the data of the data of wireless transmission formation and wire transmission formation, the data that split also have the sign of this packet, thereby the data combination after can will splitting according to the sign of the data after the split branch after the node that receives these data receives these data is reduced into raw data packets.
In this step, the data of the wire transmission formation after relay base station will identify, the network node that extremely has the wire transmission link by the wire transmission link transmission with relay base station, the data of the wireless transmission formation after also will identifying transfer to the network node that has wireless transmission link with relay base station by wireless transmission link.Be understandable that, no matter be data with the wire transmission formation, the network node that extremely has the wire transmission link by the wire transmission link transmission with relay base station, or data with the wireless transmission formation, transfer to the network node that has wireless transmission link with relay base station by wireless transmission link, can be according to the sending order of the method control data bag of prior art.
In the present embodiment, relay base station splits into the data of wire transmission formation and the data and the sign of wireless transmission formation according to default matched rule with data to be transmitted, to split data again and be transferred to network node by wire transmission link and wireless transmission link respectively, not only can utilize wire transmission link and wireless transmission link to transmit simultaneously, can also improve the utilization ratio of transfer resource by data characteristic being transmitted and transmission link mates.
Fig. 3 is another embodiment of the present invention data transmission method schematic flow sheet.As shown in Figure 3, data transmission method of the present invention may further comprise the steps:
In this step, relay base station judges that the required bandwidth that takies of data to be transmitted is whether greater than the width of wire transmission link, can will be appreciated that, herein the bandwidth of wire transmission link be meant this relay base station and need and the network node of this relay base station transmission data between the bandwidth of wire transmission link.If the result who judges is the bandwidth of the required bandwidth that takies of data to be transmitted greater than the wire communication link, then execution in step 320, if the result who judges is the bandwidth of the required bandwidth that takies of data to be transmitted less than the wire communication link, then execution in step 350;
Wherein, concrete method for splitting can be referring to the step 210 of a last embodiment.
Wherein, concrete method for splitting can be referring to the step 220 of a last embodiment.
Wherein, concrete method for splitting can be referring to the step 230 of a last embodiment.
Be understandable that, can from this wire transmission link, transmit if the bandwidth of the needs of data to be transmitted, then illustrates all data to be transmitted less than the bandwidth of wire transmission link between relay base station and the network node.Owing to compare and wireless transmission links, the wire transmission link has little, the steady performance of time delay, therefore, under the prerequisite that enough wire transmission link resources are arranged, all data to be transmitted can be by the wire transmission link transmission to the network node that has cable network to link with relay base station.Therefore, under the situation of the required bandwidth that takies of data to be transmitted less than the bandwidth of wire communication link, relay base station extremely has data to be transmitted the network node of wire transmission link with relay base station by the wire transmission link transmission.
In addition, in the present embodiment, can also comprise the step that forms data to be transmitted.Be understandable that relay base station can be that relay base station receives the upstream data that UE sends as data to be transmitted, also can be the data to be transmitted that relay base station self produces.This data to be transmitted can be the data from other transmission node transmission that relay base station receives, and also can be the data that this relay base station self generates; Perhaps, this data to be transmitted can be the speech business data, also can be signaling data; Perhaps, this data to be transmitted can be the high data of priority level, also is the low data of priority level; Perhaps, this data to be transmitted can be the demanding data of service quality (QoS, Quality of Service), also can be the low data of qos requirement.Accordingly, before the step 310 in the present embodiment, can also comprise one of following steps or combination:
Step a, relay base station receive the upstream data that UE sends, and with the data that received as data to be transmitted.Be forwarded to the host base station when UE sends the data to relay base station through this relay base station, the upstream data that relay base station reception UE sends can be used as the data to be transmitted of this relay base station.
Step b, relay base station self produce data to be transmitted.Relay base station self may have informational needs and be sent to core net or other base stations, and this also can become the data to be transmitted of relay base station.
Can will be appreciated that relay base station can also can be the combination of above two steps respectively by being that above two steps produce data to be transmitted.
In the present embodiment, when the network node that has wire transmission link and a wireless transmission link with relay base station is the host base station, method at present embodiment can also comprise: when relay base station is set up, set up wired transmission link and wireless transmission link simultaneously between relay base station and the host base station.
When the network node that has a wire transmission link with relay base station is a core net node, when the network node that has a wireless transmission link with relay base station is the host base station, the method of present embodiment can also comprise: when relay base station is set up, set up wired transmission link between relay base station and the core net node, set up wireless transmission link between relay base station and the host base station.
When the network node that has wire transmission link and a wireless transmission link with relay base station is the host base station, when core net node and relay base station also have the wire transmission link, the method of present embodiment can also comprise: when relay base station is set up, set up wired transmission link and wireless transmission link between relay base station and the host base station, set up wired transmission link between relay base station and the core net node.
Be understandable that the relay base station and host base station and relay base station set up described above links with wire transmission between the core net node and can utilize the existing wired resource.
In addition, can also may further comprise the steps in the present embodiment: relay base station is obtained the matched rule of predefined transmission data characteristic and transmission link;
Relay base station can be obtained this matched rule from the module of storing this matched rule or equipment.
In the present embodiment, the matched rule of predefined transmission data characteristic and transmission link can be:
According to the User Priority of data to be transmitted, distinguish and use wire transmission link and wireless transmission link.For example, the data to be transmitted that User Priority is high is used the wire transmission link, and the data to be transmitted that User Priority is low is used wireless transmission link.Also can set in advance thresholding to User Priority, User Priority is higher than the data to be transmitted of this thresholding and uses the wire transmission link, and the data to be transmitted that is lower than this thresholding is used wireless transmission link.
The matched rule of predefined transmission data characteristic and transmission link also can be:
According to the requirement of the QoS of data to be transmitted, distinguish and use wire transmission link and wireless transmission link.For example, QoS is higher than the data to be transmitted of default thresholding and uses the wire transmission link, and QoS is lower than the data to be transmitted of default thresholding and uses wireless transmission link.
The matched rule of predefined transmission data characteristic and transmission link can also be:
According to the type of service of data to be transmitted, distinguish and use wire transmission link and wireless transmission link.For example, will to the high speech business of delay requirement or to the high signaling data of reliability requirement by the wire transmission link transmission, and data and other are transmitted by wireless transmission link the not high business of delay requirement.
In the present embodiment, can judge at first whether the wire transmission link circuit resource is enough, when the wire transmission link circuit resource enough transmits data to be transmitted, with data to be transmitted from the wire transmission link transmission, when the wire transmission link circuit resource transmits data to be transmitted inadequately, data to be transmitted is split, will split data respectively from wireless transmission link and wire transmission link transmission according to default matched rule.Present embodiment utilizes the wire transmission link as much as possible, thus maximum assurance the transmission quality of data to be transmitted.In addition, relay base station will make these two kinds of data to utilize wired simultaneously and wireless transmission link from UE upstream data that receives and the data that self produce as data to be transmitted.In addition, when setting up relay base station, make full use of existing transmission link resource and set up transmission link between relay base station and other network nodes, existing transmission link resource is maximized the use.At last, relay base station is obtained the matched rule of predefined transmission data characteristic and transmission link, utilizes this matched rule to split data to be transmitted, thereby makes transmission link can satisfy the requirement of various types of data to be transmitted.
Fig. 4 is a kind of data transmission set structural representation of one embodiment of the invention, and as shown in Figure 4, the data transmission set that the embodiment of the invention provides comprises: split module 401, identification module 402, sending module 403, wherein:
Matched rule according to predefined transmission data characteristic and transmission link, data to be transmitted is split as the data of wire transmission formation and the data of wireless transmission formation, so as with the data of the data of wire transmission formation and wireless transmission formation respectively from wireless transmission link and wire transmission link transmission.Concrete operations can be referring to the step 210 among the method embodiment.
Identification module identifies the data after splitting, and to distinguish data to be transmitted, is convenient to receiving terminal and is reduced into original data to be transmitted according to the data combination that identifies two set of queue.The identification method that is adopted can be the flag information that carries according to data to be transmitted, and perhaps the logical port number on the data to be transmitted transmission link perhaps identifies according to the source of data to be transmitted, the destination node of transmission etc.
Sending module 403 is used for the data after the sign respectively by wireless and wire transmission link transmission.
Sending module is used for the data with the wire transmission formation after the sign, the network node that extremely has the wire transmission link by the wire transmission link transmission with equipment, and the data of the wireless transmission formation after will identifying, transfer to the network node that has wireless transmission link with equipment by wireless transmission link.
In the present embodiment, equipment can be relay base station, and fractionation module, identification module and sending module wherein can be used as the part of relay base station, is arranged in the relay base station.
In the present embodiment, split module and data to be transmitted is split into the data of wire transmission formation and the data of wireless transmission formation according to default matched rule, identification module identifies the data that split, sending module will split data and be transferred to network node by wire transmission link and wireless transmission link respectively, not only can utilize wire transmission link and wireless transmission link to transmit simultaneously, can also improve the utilization ratio of transfer resource by data characteristic being transmitted and transmission link mates.
Fig. 5 is a kind of data transmission set structural representation of another embodiment of the present invention, as shown in Figure 5, the data transmission set that the embodiment of the invention provides, comprise: split module 501, identification module 502, sending module 503, its concrete function can be referring to a last embodiment, also comprise judge module 504, trigger module 505, wherein:
In addition, in the present embodiment, equipment can also comprise with one of lower module or combination:
First receiver module is used to receive the upstream data that UE sends, with the data that receive as data to be transmitted.When sending the data to equipment, UE arrives the host base station through this device forwards, first receiver module, and the upstream data that receives the UE transmission can be used as the data to be transmitted of this equipment.
Data generation module is used to produce data to be transmitted, and having in the equipment self has informational needs to be transferred to core net node or other base stations, and these data also become the data to be transmitted of equipment.Data generation module forms data to be transmitted with the data that self need transmit in the equipment.
Be understandable that the data that equipment need transmit can comprise the data of first receiver module reception and the data that data generation module generates simultaneously.
In the present embodiment, can also comprise acquisition module, be used to obtain the matched rule of predefined transmission data characteristic and transmission link.Be understandable that this matched rule can be stored in the memory device, acquisition module can obtain this matched rule from memory device.This memory device can be independent mutually with the equipment of present embodiment, also can be one.This matched rule is stored in the memory device outside the equipment of present embodiment, obtains the matched rule of predefined transmission data characteristic and transmission link outside the acquisition module slave unit.When this matched rule is stored in the memory device of present embodiment equipment, obtain this matched rule in the memory module of this acquisition module from this equipment.
The transmission data characteristic that obtains in the present embodiment and the matched rule of transmission link can be: according to the User Priority of data to be transmitted, distinguish and use wire transmission link and wireless transmission link; Or, according to the quality of service requirement QoS of data to be transmitted, distinguish and use wire transmission link and wireless transmission link; Or, according to the type of service of data to be transmitted, distinguish and use wire transmission link and wireless transmission link.Concrete rule can be referring to mode embodiment.
In the present embodiment, can also comprise:
Second receiver module, be used to receive and equipment between have the data of the network node of wire transmission link by the wire transmission link transmission, and the network node that has wireless transmission link between reception and the equipment is by the data of wireless transmission link transmission.
Be understandable that the equipment of present embodiment need receive the data of other network node transmission, comprise the data of other network nodes from wire transmission link and wireless transmission link transmission.Second receiver module is used to receive the data from other network node transmission, comprise between reception and the present embodiment equipment having the data of the network node of wire transmission link, and have the data of the network node of wireless transmission link between reception and the present embodiment equipment by the wireless transmission link transmission by the wire transmission link transmission.
The data combination module is used for second receiver module is made up by the data of wire transmission link reception and the data that receive by wireless transmission link.Be understandable that, need adopt when the data combination module makes up data and split module the method that data split is carried out to corresponding method.Data are identified with after the data owing to split module, so the data combination module makes up data according to the sign of data.
For example, identification module identifies at packet, each packet is numbered sign, and after splitting the data that module is divided into the data in the data to be transmitted bag data of wireless transmission formation and wire transmission formation, the data that split also have the sign of this packet.Thereby after second receiver module received these data, the data combination after the data combination module can will split according to the sign of the data after the split branch was reduced into raw data packets.
In addition, in the present embodiment, equipment can also comprise:
When the network node that has wire transmission link and a wireless transmission link with equipment was the host base station, equipment also comprises: first set up module, is used for when equipment is set up, and sets up wired transmission link and wireless transmission link between equipment and host base station; Or,
When the network node that has a wire transmission link with equipment is a core net node, when the network node that has a wireless transmission link with equipment is the host base station, equipment also comprises: second sets up module, be used for when equipment is set up, between equipment and core net node, set up wired transmission link, between equipment and host base station, set up wireless transmission link; Or,
When the network node that has wire transmission link and a wireless transmission link with equipment is the host base station, simultaneously, when core net node and equipment have the wire transmission link, equipment also comprises: the 3rd sets up module, be used for when equipment is set up, between equipment and host base station, set up wired transmission link and wireless transmission link, between equipment and core net node, set up wired transmission link.
In the present embodiment, judge module judges whether the wire transmission link circuit resource is enough, when the wire transmission link circuit resource enough transmits data to be transmitted, with data to be transmitted from the wire transmission link transmission, when the wire transmission link circuit resource transmits data to be transmitted inadequately, trigger module trigger to split module data to be transmitted is split, and present embodiment utilizes the wire transmission link as much as possible, thus maximum assurance the transmission quality of data to be transmitted.In addition, first receiver module will make that these two kinds of data can both be utilized wired simultaneously and wireless transmission link transmits from UE upstream data that receives and the data that self produce as data to be transmitted.In addition, when apparatus for establishing, first sets up module, second sets up module and the 3rd and sets up module and make full use of transmission link between existing transmission link resource apparatus for establishing and other network nodes, and existing transmission link resource is maximized the use.Acquisition module obtains the matched rule of predefined transmission data characteristic and transmission link, utilizes this matched rule to split data to be transmitted, thereby makes transmission link can satisfy the requirement of various types of data to be transmitted.Second receiver module is used to receive the data of other network nodes by wireless transmission link and wire transmission link transmission, the data that the data combination module is received second receiver module make up according to the sign of identification module, make the data that receive from different links can make up reduction.
One embodiment of the invention provides a kind of data transmission system, comprises above-mentioned data transmission set.
Another embodiment of the present invention provides a kind of data transmission system, comprises above-mentioned data transmission set, and this data transmission set is a relay base station.This system can also comprise the host base station, or, host base station and core net node.Accordingly, this system's specific implementation can comprise following several scheme:
Scheme one:
Fig. 6 is embodiment of the invention data transmission system scheme one structural representation, as shown in Figure 6, in the embodiment of the invention data transmission system except relay base station RB, also comprise the host base station DB that has wire transmission link and wireless transmission link with relay base station RB, has the core net node gateway (GW, Gate Way) of wire transmission link with the host base station.
Wherein, this host base station comprises: first receiver module is used to receive the data of relay base station by the wire transmission formation of wire transmission link transmission, and receives the data of relay base station by the wireless transmission formation of wireless transmission link transmission; The first data combination module is used for according to the data of identifier combination by the wire transmission formation of wire transmission link transmission and the data of the wireless transmission formation by the wireless transmission link transmission.
Scheme two:
Fig. 7 is embodiment of the invention data transmission system scheme two structural representations, as shown in Figure 7, in the embodiment of the invention data transmission system except relay base station RB, also comprise: have the host base station DB of wireless transmission link with relay base station RB, have the core net node GW of wire transmission link with host base station DB, this core net node GW and relay base station RB have the wire transmission link.
The host base station comprises: second receiver module is used to receive the data of relay base station by the wireless transmission formation of wireless transmission link transmission; First sending module is used for the data that second receiver module is received are transferred to core net node by Wireline.
Core net node comprises: the 3rd receiver module is used to receive the data of host base station by the wire transmission link transmission, and receives the data of relay base station by the wire transmission link transmission; The second data combination module is used for according to identifier combination host base station and relay base station the data by the wire transmission link transmission respectively.
Scheme three:
Fig. 8 is embodiment of the invention data transmission system scheme three structural representations, as shown in Figure 8, in the embodiment of the invention data transmission system except relay base station RB, also comprise: have the host base station DB of wire transmission link and wireless transmission link with relay base station RB, have the core net node GW of wire transmission link with host base station DB, core net node GW and relay base station RB have the wire transmission link.
The host base station comprises: the 4th receiver module is used to receive the data of relay base station by the wire transmission formation of wire transmission link transmission, and receives the data of relay base station by the wireless transmission formation of wireless transmission link transmission.The 3rd data combination module is used for according to the data of identifier combination by the wire transmission formation of wire transmission link transmission and the data of the wireless transmission formation by the wireless transmission link transmission.Second sending module, the data that are used for the 3rd data combination module combinations is formed arrive core net node by the wire transmission link transmission.
Core net node comprises: the 5th receiver module is used to receive the data of host base station by the wire transmission link transmission, and receives the data of relay base station by the wire transmission link transmission; The 4th data combination module is used for according to identifier combination host base station and relay base station the data by the wire transmission link transmission respectively.
Can will be appreciated that, in data transmission system, can also comprise how different data transmission nodals.When between different network nodes, having wireless transmission link and wire transmission link simultaneously, be similar at each heterogeneous networks data between nodes transmission method.At embodiment as described above is for specific description, rather than with system constraint in network node as described above.
In addition, be understandable that data uplink and descending process are corresponding.For same network node, when receiving upstream data, need to receive the data of wireless transmission link transmission and the data of wire transmission link transmission, and data are made up, when transmitting uplink data is arrived other network nodes, data to be transmitted need be split, transmit data after the fractionation respectively by wireless transmission link and wire transmission link transmission again.When this node downlink data receiving, and when this downlink data sent to other network nodes, the operation of carrying out was corresponding, does not give unnecessary details at this.
The data transmission system of present embodiment, between the network node of system, comprise wireless communication link and wire communication link simultaneously, when the transmission data, can select to use wireless communication link and wire communication link transmission data, increase the bandwidth of available resource, when utilizing existing transfer resource, can utilize more transfer resource.
What deserves to be explained is that the order of embodiment is just used for the convenience of describing, and not as the right foundation of odds between the embodiment.
The those skilled in the art can be well understood to, and is the convenience described and succinct, and the concrete course of work of the system of foregoing description, equipment, module and unit can not repeat them here with reference to the corresponding process among the preceding method embodiment.
By the description of above embodiment, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out all or part of step of the described method of each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM), random-access memory (ram), magnetic disc or CD.
In several embodiment that the application provided, should be understood that disclosed system, equipment and method not surpassing in the application's the scope, can realize in other way.For example, device embodiment described above only is schematic, for example, the division of described module or unit, only be that a kind of logic function is divided, during actual the realization other dividing mode can be arranged, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Wherein said unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, promptly can be positioned at a place, perhaps also can be distributed on a plurality of network element.Can select wherein some or all of module to realize the purpose of present embodiment scheme according to the actual needs.Those of ordinary skills promptly can understand and implement under the situation of not paying creative work.
In addition, the schematic diagram of institute's descriptive system, equipment and method and different embodiment, in the scope that does not exceed the application, can with other system, module, technology or method in conjunction with or integrated.Another point, the shown or coupling each other discussed or directly to be coupled or to communicate to connect can be by some interfaces, the indirect coupling of device or unit or communicate to connect can be electronics, machinery or other form.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (14)
1. a data transmission method is characterized in that, comprising:
Relay base station is split as the data of wire transmission formation and the data of wireless transmission formation according to the matched rule of predefined transmission data characteristic and transmission link with data to be transmitted;
Described relay base station identifies respectively the data of the wire transmission formation after splitting and the data of wireless transmission formation;
The data of the described wire transmission formation after described relay base station will identify, the network node that extremely has the wire transmission link by the wire transmission link transmission with described relay base station, and the data of the described wireless transmission formation after will identifying, transfer to the network node that has wireless transmission link with described relay base station by wireless transmission link.
2. method according to claim 1 is characterized in that, described method also comprises: described relay base station receives the upstream data that user equipment (UE) sends, with the data of described reception as data to be transmitted; Or/and,
Described method also comprises: described relay base station self produces data to be transmitted.
3. method according to claim 2 is characterized in that, described method also comprises:
Described relay base station judges that the required bandwidth that takies of described data to be transmitted is whether greater than the bandwidth of described wire transmission link;
If the result of the described judgement required bandwidth that takies that is described data to be transmitted greater than the bandwidth of described wire communication link, is then carried out the step of described fractionation.
4. method according to claim 3, it is characterized in that, the network node that has wire transmission link and wireless transmission link with described relay base station is the host base station, described method also comprises: when described relay base station is set up, set up described wire transmission link and wireless transmission link between described relay base station and the described host base station; Or,
The network node that has the wire transmission link with described relay base station is a core net node, the network node that has wireless transmission link with described relay base station is the host base station, described method also comprises: when described relay base station is set up, set up described wire transmission link between described relay base station and the described core net node, set up described wireless transmission link between described relay base station and the described host base station; Or,
The network node that has wire transmission link and wireless transmission link with described relay base station is the host base station, simultaneously, core net node and described relay base station also have the wire transmission link, described method also comprises: when described relay base station is set up, set up described wire transmission link and wireless transmission link between described relay base station and the described host base station, set up described wire transmission link between described relay base station and the described core net node.
5. method according to claim 4 is characterized in that, described method also comprises: described relay base station is obtained the matched rule of described predefined transmission data characteristic and transmission link.
6. according to each described method of claim 1 to 5, it is characterized in that the matched rule of described predefined transmission data characteristic and transmission link is:
According to the User Priority of data to be transmitted, distinguish and use wire transmission link and wireless transmission link; Or,
According to the quality of service requirement QoS of data to be transmitted, distinguish and use wire transmission link and wireless transmission link; Or,
According to the type of service of data to be transmitted, distinguish and use wire transmission link and wireless transmission link.
7. a data transmission set is characterized in that, comprising:
Split module, be used for matched rule, data to be transmitted is split as the data of wire transmission formation and the data of wireless transmission formation according to predefined transmission data characteristic and transmission link;
Identification module is used for the data of the wire transmission formation after splitting and the data of wireless transmission formation are identified respectively;
Sending module, be used for data with the described wire transmission formation after the sign, the network node that extremely has the wire transmission link by the wire transmission link transmission with described equipment, and the data of the described wireless transmission formation after will identifying, transfer to the network node that has wireless transmission link with described equipment by wireless transmission link.
8. equipment according to claim 7 is characterized in that, also comprises:
First receiver module is used to receive the upstream data that user equipment (UE) sends, with the data of described reception as data to be transmitted; Or/and, also comprise:
Data generation module is used to produce data to be transmitted.
9. equipment according to claim 8 is characterized in that, also comprises:
Judge module is used to judge that the required bandwidth that takies of described data to be transmitted is whether greater than the bandwidth of described wire transmission link;
Trigger module is if the judged result of described judge module is for being to trigger described fractionation module data to be transmitted is split.
10. equipment according to claim 9, it is characterized in that, the network node that has wire transmission link and wireless transmission link with described equipment is the host base station, described equipment also comprises: first sets up module, be used for when described equipment is set up, between described equipment and described host base station, set up described wire transmission link and wireless transmission link; Or,
The network node that has the wire transmission link with described equipment is a core net node, the network node that has wireless transmission link with described equipment is the host base station, described equipment also comprises: second sets up module, be used for when described equipment is set up, between described equipment and described core net node, set up described wire transmission link, between described equipment and described host base station, set up described wireless transmission link; Or,
The network node that has wire transmission link and wireless transmission link with described equipment is the host base station, simultaneously, core net node and described equipment have the wire transmission link, described equipment also comprises: the 3rd sets up module, be used for when described equipment is set up, between described equipment and described host base station, set up described wire transmission link and wireless transmission link, between described equipment and described core net node, set up described wire transmission link.
11. equipment according to claim 10 is characterized in that, also comprises: acquisition module, be used to obtain the matched rule of described predefined transmission data characteristic and transmission link, described matched rule is:
According to the User Priority of data to be transmitted, distinguish and use wire transmission link and wireless transmission link; Or,
According to the quality of service requirement QoS of data to be transmitted, distinguish and use wire transmission link and wireless transmission link; Or,
According to the type of service of data to be transmitted, distinguish and use wire transmission link and wireless transmission link.
12. according to each described equipment of claim 7-11, it is characterized in that, also comprise:
Second receiver module, be used to receive and described equipment between have the data of the network node of wire transmission link by the wire transmission link transmission, and the network node that has wireless transmission link between reception and the described equipment is by the data of wireless transmission link transmission;
The data combination module is used for second receiver module is made up by the data of wire transmission link reception and the data that receive by wireless transmission link.
13. a data transmission system is characterized in that, comprising: as each described equipment among the claim 7-12.
14. system according to claim 13 is characterized in that, described equipment is relay base station,
Described system also comprises: have the host base station of wire transmission link and wireless transmission link with described relay base station, wherein, described host base station comprises: first receiver module, be used to receive the data of described relay base station, and receive the data of described relay base station by the wireless transmission formation of wireless transmission link transmission by the wire transmission formation of wire transmission link transmission; The first data combination module is used for the data according to the data of the described wire transmission formation by the wire transmission link transmission of described identifier combination and the wireless transmission formation by the wireless transmission link transmission;
Or
Described system also comprises: have the host base station of wireless transmission link with described relay base station, have the core net node of wire transmission link with described host base station, described core net node and described relay base station have the wire transmission link; Wherein, described host base station comprises: second receiver module is used to receive the data of described relay base station by the wireless transmission formation of wireless transmission link transmission; First sending module is used for the data that described second receiver module is received are transferred to described core net node by Wireline; Described core net node comprises: the 3rd receiver module is used to receive the data of described host base station by the wire transmission link transmission, and receives the data of described relay base station by the wire transmission link transmission; The second data combination module is used for according to described identifier combination described host base station and described relay base station the data by the wire transmission link transmission respectively;
Or
Described system also comprises: have the host base station of wire transmission link and wireless transmission link with described relay base station, have the core net node of wire transmission link with described host base station, described core net node and described relay base station have the wire transmission link; Described host base station comprises: the 4th receiver module is used to receive the data of described relay base station by the wire transmission formation of wire transmission link transmission, and receives the data of described relay base station by the wireless transmission formation of wireless transmission link transmission; The 3rd data combination module is used for the data according to the data of the described wire transmission formation by the wire transmission link transmission of described identifier combination and the wireless transmission formation by the wireless transmission link transmission; Second sending module, the data that are used for described the 3rd data combination module combinations is formed arrive core net node by the wire transmission link transmission; Described core net node further comprises: the 5th receiver module is used to receive the data of described host base station by the wire transmission link transmission, and receives the data of described relay base station by the wire transmission link transmission; The 4th data combination module is used for according to described identifier combination described host base station and described relay base station the data by the wire transmission link transmission respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010172964A CN101854202A (en) | 2010-05-07 | 2010-05-07 | Data transmission method, equipment and system |
| PCT/CN2011/073801 WO2011137760A1 (en) | 2010-05-07 | 2011-05-09 | Method , device and system for data transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201010172964A CN101854202A (en) | 2010-05-07 | 2010-05-07 | Data transmission method, equipment and system |
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| CN101854202A true CN101854202A (en) | 2010-10-06 |
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| CN201010172964A Pending CN101854202A (en) | 2010-05-07 | 2010-05-07 | Data transmission method, equipment and system |
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| Country | Link |
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| CN (1) | CN101854202A (en) |
| WO (1) | WO2011137760A1 (en) |
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| CN102025612A (en) * | 2010-11-11 | 2011-04-20 | 中兴通讯股份有限公司 | Seamless network access device based on wireless fidelity (Wi-Fi) and network access method thereof |
| WO2011137760A1 (en) * | 2010-05-07 | 2011-11-10 | 华为技术有限公司 | Method , device and system for data transmission |
| CN103731842A (en) * | 2013-12-19 | 2014-04-16 | 上海顶竹通讯技术有限公司 | Wireless relay networking system and method |
| CN105760320A (en) * | 2016-02-05 | 2016-07-13 | 黄祖辉 | Data storage method, controller and storer |
| US9634888B2 (en) | 2013-11-04 | 2017-04-25 | Huizhou Tcl Mobile Communication Co., Ltd. | Method and system for transmitting data in parallel via wireless link and wired link |
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| WO2019218282A1 (en) * | 2018-05-16 | 2019-11-21 | 华为技术有限公司 | Data transmission method and terminal |
| CN114745451A (en) * | 2022-04-26 | 2022-07-12 | Oppo广东移动通信有限公司 | Data transmission method and device, electronic equipment and computer readable medium |
| CN115406053A (en) * | 2022-09-02 | 2022-11-29 | 珠海格力电器股份有限公司 | Communication method and device for indoor unit and outdoor unit of air conditioner, air conditioner and storage medium |
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| WO2011137760A1 (en) * | 2010-05-07 | 2011-11-10 | 华为技术有限公司 | Method , device and system for data transmission |
| CN102025612A (en) * | 2010-11-11 | 2011-04-20 | 中兴通讯股份有限公司 | Seamless network access device based on wireless fidelity (Wi-Fi) and network access method thereof |
| US9634888B2 (en) | 2013-11-04 | 2017-04-25 | Huizhou Tcl Mobile Communication Co., Ltd. | Method and system for transmitting data in parallel via wireless link and wired link |
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| CN114745451A (en) * | 2022-04-26 | 2022-07-12 | Oppo广东移动通信有限公司 | Data transmission method and device, electronic equipment and computer readable medium |
| CN115406053A (en) * | 2022-09-02 | 2022-11-29 | 珠海格力电器股份有限公司 | Communication method and device for indoor unit and outdoor unit of air conditioner, air conditioner and storage medium |
Also Published As
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| WO2011137760A1 (en) | 2011-11-10 |
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