CN108848529A - A kind of data transmission method and device - Google Patents
A kind of data transmission method and device Download PDFInfo
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- CN108848529A CN108848529A CN201810658994.4A CN201810658994A CN108848529A CN 108848529 A CN108848529 A CN 108848529A CN 201810658994 A CN201810658994 A CN 201810658994A CN 108848529 A CN108848529 A CN 108848529A
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- base station
- data packet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
Abstract
The embodiment of the invention provides a kind of data transmission method and devices, are related to the communications field, are able to solve packet loss problem of the non-ideal passback terminal under environment equipment in data transmission procedure.The program includes：First base station determines the data packet transmission rates of N number of second base station, and N is the integer more than or equal to 1；First base station determines the data packet of the corresponding terminal device in N number of second base station according to the data packet transmission rates of N number of second base station；First base station sends the data packet of the corresponding terminal device in N number of second base station to N number of second base station, and N number of second base station is made to send the data packet of terminal device to terminal device.The application is applied to the scene that base station sends downlink data to terminal device.
Description
Technical field
This application involves the communications field more particularly to a kind of data transmission methods and device.
Background technique
In order to improve the message transmission rate of user, third generation partner program (third generation
Partnership project, 3GPP) in R12 propose wireless dual link technical solution.Such as 3GPP 1A scheme.Existing mark
In quasi-project, 3GPP 1A scheme mainly uses Packet Data Convergence Protocol (Packet Data Convergence
Protocol, PDCP) or the separation of wireless spread-spectrum technology (Radio Link Control, RLC) layer data, one or more base
It stands and supports the forwarding of PDCP layers of progress data packet, to realize the aggregation transfer of resource between multiple base stations.
But under non-ideal passback environment, wireless doubly-linked connection technology cannot be fully solved transmission rate between base station
Optimization.Illustratively, as shown in Figure 1, it is assumed that terminal device is connect with two base stations, if the transmission delay of base station 1 and base station 2
Difference between transmission delay is greater than the delay requirement that terminal device receives adjacent data packet, may result in base station 1 or base station 2
The partial data packet loss of transmission.
Summary of the invention
Embodiments herein provides a kind of data transmission method and device, is able to solve non-ideal passback terminal under environment
Packet loss problem of the equipment in data transmission procedure.
In order to achieve the above objectives, embodiments herein adopts the following technical scheme that：
In a first aspect, a kind of data transmission method is provided, including：
First base station determines the data packet transmission rates of N number of second base station, and N is the integer more than or equal to 1；
First base station determines the corresponding terminal in N number of second base station according to the data packet transmission rates of N number of second base station
The data packet of equipment；
First base station sends the data packet of the corresponding terminal device in N number of second base station to N number of second base station, makes the N
A second base station sends the data packet of terminal device to terminal device.
Second aspect provides a kind of data transmission method, including：
Terminal device sends the mark of M the second base stations to first base station, sends first base station to the M the second base stations
Preset data packet；Wherein, the channel quality measurements of M the second base stations are greater than the first preset threshold, and M is more than or equal to 1
Integer；
Terminal device receives the preset data packet that the M the second base stations are sent；
Terminal device sends the mark of N number of second base station to first base station, and N number of second base station is contained in M the second base stations,
The preset data packet receiving time of N number of second base station is greater than or equal to the second preset threshold.
The third aspect provides a kind of first base station, including：
Determination unit, for determining the data packet transmission rates of N number of second base station, N is the integer more than or equal to 1；
Determination unit, for determining N number of second base station corresponding end according to the data packet transmission rates of N number of second base station
The data packet of end equipment；
Transmission unit, for sending the data packet of the corresponding terminal device in N number of second base station to N number of second base station,
N number of second base station is set to send the data packet of terminal device to terminal device.
Fourth aspect provides a kind of terminal device, including：
Transmission unit makes first base station to the M the second bases for sending the mark of M the second base stations to first base station
It stands and sends preset data packet；Wherein, the channel quality measurements of the second base station M are greater than the first preset threshold, M be greater than or
Integer equal to 1；
Receiving unit, the preset data packet sent for receiving the M the second base stations；
Transmission unit, is also used to send the mark of N number of second base station to first base station, and N number of second base station is contained in M the
The preset data packet receiving time of two base stations, N number of second base station is greater than or equal to the second preset threshold.
Compared to the packet loss phenomenon that wireless doubly-linked connection technology may cause, in the embodiment of the present application, central node base station passes through
The data packet that the corresponding terminal device in N number of distribution node base station is sent to N number of distribution node base station makes N number of distribution node base station
The data packet that terminal device is sent to terminal device, since the preset data packet receiving time of N number of distribution node base station is greater than
Or it is equal to the second preset threshold, the second preset threshold is determined according to the delay requirement of terminal device reception adjacent data packet.
Meet regulation delay requirement so as to guarantee that terminal device receives adjacent data packet, it can be to avoid packet loss.
Detailed description of the invention
Fig. 1 is a kind of configuration diagram of wireless dual link；
Fig. 2 is a kind of communication system architecture schematic diagram provided by the embodiments of the present application；
Fig. 3 is a kind of interaction schematic diagram of data transmission method provided by the embodiments of the present application；
Fig. 4 is a kind of structural schematic diagram of first base station provided by the embodiments of the present application；
Fig. 5 is a kind of structural schematic diagram of terminal device provided by the embodiments of the present application.
Specific embodiment
Data transmission method provided in an embodiment of the present invention and device are described in detail with reference to the accompanying drawing.
The embodiment of the present application is applied to the data transmitting scene in user face in communication system.For example, being applied to base station to end
The scene of end equipment transmission downlink data.
Fig. 2 gives a kind of communication system schematic diagram that technical solution provided in an embodiment of the present invention is applicable in, the communication
System may include first base station (central node base station), terminal device and at least one second base station (distribution node base station).
Wherein, central node base station and core net establish unique user data face transmission link, for receive/send terminal device
Data packet (user data), and can be by data packet forwarding/merging of terminal device to each distribution node base station.Each distribution node
Base station (such as distribution node 1, distribution node 2 and distribution node 3) can forward data packet to terminal device or from terminal device
Received data packet, but the not direct transmission channel that user data is established with core net.
Central node base station or distribution node base station can be the equipment that can be communicated with terminal device 200, for example, it may be
Global system for mobile telecommunications (Global System of Mobile communication, GSM) or CDMA (Code
Division Multiple Access, CDMA) in base station (Base Transceiver Station, BTS), be also possible to
Base station (NodeB, NB) in wideband code division multiple access (Wideband Code Division Multiple Access, WCDMA),
Can also be in long term evolution (Long Term Evolution, LTE) evolved base station (Evolutional Node B,
ENB or eNodeB), it can also be in new wireless access (New radio access technical, New RAT or NR)
GNB, or transmission and receiving point (transmission and reception point, TRP) or other 5th third-generation mobile communications
The network equipment (such as micro-base station), or the base station in future 5G network etc. of technology (5-Generation, 5G) access net, this Shen
Please without limitation.
Terminal device can be wireless terminal.The wireless terminal, which can be, provides a user voice and/or other business numbers
According to the equipment of connectivity, there is the handheld device of wireless connecting function or be connected to other processing of radio modem
Equipment.Wireless terminal can be carried out through wireless access network (Radio Access Network, RAN) and one or more core nets
Communication.Wireless terminal can be mobile terminal, such as mobile phone (or be " honeycomb " phone) or the calculating with mobile terminal
Machine.For example, wireless terminal can be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device,
It can be personal communication service (Personal Communication Service, PCS) phone, wireless phone, session setup
Agreement (Session Initiation Protocol, SIP) phone, wireless local loop (Wireless Local Loop,
WLL it) stands or the equipment such as personal digital assistant (Personal Digital Assistant, PDA).Wireless terminal is referred to as
User equipment (User Equipment, UE), system, subscriber unit (Subscriber Unit), subscriber station (Subscriber
Station), movement station (Mobile Station), mobile station (Mobile), distant station (Remote Station), long-range end
Hold (Remote Terminal), access terminal (Access Terminal), user agent (User Agent) or user apparatus
(User Device), is not limited thereto.
Term " first " and " second " in the description and claims of this application and above-mentioned attached drawing etc. are for area
Not different objects, rather than for limiting particular order.For example, central node base station and distribution node base station are used for the purpose of area
Divide different base stations, its sequencing is not defined.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate：Individualism A exists simultaneously A and B, these three situations of individualism B.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or"；In formula, character "/" indicates forward-backward correlation
Object is the relationship of a kind of " being divided by ".
It should be noted that in the embodiment of the present invention, " (of) ", " corresponding (corresponding, relevant) "
" corresponding (corresponding) " can be used with sometimes, it is noted that when not emphasizing its difference, table
The meaning reached is consistent.
The embodiment of the present application provides a kind of data transmission method, and using first base station as center Node base station, the second base station is
Distribution node is illustrated for base station, as shown in figure 3, including：
301, terminal device sends the mark of M distribution node base station to central node base station, M distribution node base station
Channel quality measurements are greater than the first preset threshold, and M is the integer more than or equal to 1.
In a kind of possible embodiment, when terminal device is in the coverage area of K distribution node base station, K
For the integer more than or equal to M, terminal device determines the corresponding channel quality measurements in K distribution node base station, and
Afterwards, M channel quality measurements for being greater than the first preset threshold in K channel quality measurements are determined, further, really
The mark of the fixed M channel quality measurements corresponding M distribution node base station, and the M are sent to central node base station
The mark of distribution node base station.
302, central node base station sends preset data packet to M distribution node base station, passes through M distribution node base station
The corresponding running time-frequency resource in M distribution node base station sends preset data packet to terminal device.Wherein, M distribution node base station pair
The running time-frequency resource answered is determined by central node base station, and M is the integer more than or equal to N.
In a kind of possible embodiment, central node base station determines M points according to downlink transmission rate maximum principle
The corresponding running time-frequency resource of cloth Node base station.Wherein, any two distribution node base station in M distribution node base station is not
Any two distribution node base station in identical frequency domain resource or M distribution node base station is corresponded in phase with time interval
Different frequency domain resources is corresponded to time interval.
Illustratively, it is assumed that M=3, M distribution node base stations include base station 1, base station 2 and base station 3,1 available band of base station
Including f1 and f2,2 available band of base station includes f1 and f3, and 3 available band of base station includes f2 and f3；If biography of the base station 1 on f1
Defeated rate is maximum, and transmission rate of the base station 2 on f2 is maximum, and transmission rate of the base station 3 on f3 is maximum, then central node base station
The corresponding f1 in base station 1, the corresponding f2 in base station 2, the corresponding f3 in base station 3 can be determined according to downlink transmission rate maximum principle.M distribution section
After each distribution node base station in point base stations receives the preset data packet of central node base station transmission, pass through central node base
Determining corresponding running time-frequency resource of standing to terminal device sends preset data packet.
303, terminal device sends the mark of N number of distribution node base station to central node base station, in N number of distribution node base station
Each distribution node base station preset data packet receiving time be greater than or equal to the second preset threshold.
Terminal device receives the preset data packet that each distribution node base station in M distribution node base station is sent, and really
Determine the corresponding preset data packet receiving time in each distribution node base station in M distribution node base station.Wherein, each distribution section
The corresponding preset data packet receiving time of point base stations includes the channel transmission time and terminal processes time delay of preset data packet.Terminal
Processing delay can be fixed time delay.
Then, terminal device determines N number of distribution node base from M distribution node base station according to preset data packet receiving time
It stands, the preset data packet receiving time of N number of distribution node base station is greater than or equal to the second preset threshold；Then, terminal device to
Central node feeds back the mark of N number of distribution node base station and the preset data packet receiving time of N number of distribution node base station.Its
In, the second preset threshold is determined according to the delay requirement of terminal device reception adjacent data packet.
304, central node base station determines N number of point according to the corresponding preset data packet receiving time in N number of distribution node base station
The data packet transmission rates of cloth Node base station.
The mark and N number of distribution node base of N number of distribution node base station of central node base station receiving terminal apparatus feedback
The preset data packet receiving time stood.
Central node base station is received according to the corresponding preset data packet in distribution node base station each in N number of distribution node base station
The size of time and each distribution node base station corresponding preset data packet determines the data packet transmission speed of the distribution node base station
Rate.
For each distribution node base station in N number of distribution node base station, it is assumed that the distribution node base station is corresponding default
Data package size is L, and preset data packet receiving time is T, then the data packet transmission rates R=L/T of the distribution node base station.
305, central node base station determines that N number of distribution saves according to the data packet transmission rates of N number of distribution node base station
The data packet of the corresponding terminal device of point base stations.
Central node base station determines the length of the data packet of terminal device, and is segmented to the data packet of terminal device.
For example, central node base station can limit maximum PDCP data packet P according to PDCP agreementmax, that is to say, that each of after segmentation
The size of data packet is no more than maximum data packet PmaxSize.Then, central node base station is according to N number of distribution node base station
In each distribution node base station data packet transmission rates (i.e. available interface-free resources amount), determine each distribution node base station needs
The number of the data packet sent to terminal device.
Optionally, central node base station can determine the data packet that central node base station needs to send to terminal device.In
Heart Node base station can determine the transmission rate of terminal device, Jin Ergen according to the common signal channel transmission quality where terminal device
The number of data packets that central node base station needs to send to terminal device is determined according to the transmission rate of terminal device.
In a kind of possible design, it is assumed that terminal device user1, central node base station are cell1, terminal device institute
Common signal channel transmission quality it is as follows：
Wherein,Indicate the common signal channel transmission quality where user1, the i.e. signal-to-noise ratio of terminal device,
Indicate the channel quality of cell1 to user1,Indicating that user1 receives the transmission power of cell1, i indicates base station serial number,Indicate i-th of base station to user1 channel quality,Indicate that user1 receives the transmission power of base station i, N0It indicates
White noise,Indicate decay factor, N0Indicate white noise.
The transmission rate of terminal deviceWherein, func represents recursive function.
306, central node base station sends the corresponding terminal device in N number of distribution node base station to N number of distribution node base station
Data packet makes N number of distribution node base station send the data packet of terminal device to terminal device.
Each distribution node base station of the central node base station into N number of distribution node base station sends the distribution node base station pair
The data packet for the terminal device answered makes the distribution node base station send the corresponding terminal in distribution node base station to terminal device and sets
Standby data packet.Wherein, which is sent by the corresponding running time-frequency resource in distribution node base station to terminal device
The data packet of the corresponding terminal device in distribution node base station, which is central node base
It stands determining.Optionally, central node base station sends the corresponding terminal in N number of distribution node base station to N number of distribution node base station and sets
After standby data packet, central node base station can send the data packet of respective number to terminal device.
307, N number of distribution node base station sends the data packet of terminal device to terminal device.
For each distribution node base station in N number of distribution node base station, which receives central node base
Stand send the corresponding terminal device in distribution node base station data packet, then, the distribution node base station to terminal device send out
Give the data packet of the corresponding terminal device in distribution node base station.
308, terminal device receives the data packet for the terminal device that N number of distribution node base station is sent.
I.e. terminal device receives the corresponding data packet that each distribution node base station in N number of distribution node base station is sent.
Optionally, terminal device can receive the data packet of central node base station transmission.To under the maximum of the data packet of terminal device
Row transmission rate=sum { the transmission rate of central node base station+distribution node base station 1 transmission rate+distribution node base station 2
Transmission rate+... the transmission rate of+distribution node base station N }.
Further, after terminal device receives the data packet that central node base station and N number of distribution node base station are sent,
After i.e. data packet is transmitted to terminal device in central node base station and N number of distribution node base station, if desired set again to terminal
The data packet of terminal device is sent, then each network equipment (including terminal device, central node base station and distribution node base station) can
To re-execute the steps 301-308.
Compared to the packet loss phenomenon that wireless doubly-linked connection technology may cause, in the embodiment of the present application, central node base station passes through
The data packet that the corresponding terminal device in N number of distribution node base station is sent to N number of distribution node base station makes N number of distribution node base station
The data packet that terminal device is sent to terminal device, since the preset data packet receiving time of N number of distribution node base station is greater than
Or it is equal to the second preset threshold, the second preset threshold is determined according to the delay requirement of terminal device reception adjacent data packet.
Meet regulation delay requirement so as to guarantee that terminal device receives adjacent data packet, it can be to avoid packet loss.
The embodiment of the present application provides a kind of first base station, as shown in figure 4, including：Determination unit 401,402 and of transmission unit
Receiving unit 403, wherein：
Determination unit 401, for determining the data packet transmission rates of N number of second base station, N is the integer more than or equal to 1；
Determination unit 401, for determining that N number of second base station is corresponding according to the data packet transmission rates of N number of second base station
The data packet of terminal device；
Transmission unit 402, the data packet for sending the corresponding terminal device in N number of second base station to N number of second base station make N
A second base station sends the data packet of terminal device to terminal device.
Optionally, determination unit 401 is used for：
Pass through the mark for M the second base stations that 403 receiving terminal apparatus of receiving unit is sent, the channel of M the second base stations
Quality measurements are greater than the first preset threshold, and M is the integer more than or equal to N；
Preset data packet is sent to M the second base stations by transmission unit 402, M the second base stations is made to pass through M the second bases
Stand corresponding running time-frequency resource to terminal device send preset data packet；Wherein, the corresponding running time-frequency resources in the second base station M are by the
What one base station determined；
Pass through the mark for N number of second base station that 403 receiving terminal apparatus of receiving unit is fed back；It is every in N number of second base station
The preset data packet receiving time of a second base station is greater than or equal to the second preset threshold；
The data packet transmission speed of N number of second base station is determined according to the corresponding preset data packet receiving time in N number of second base station
Rate.
Optionally, the second base station of any two in M the second base stations corresponds to identical frequency domain money in different time intervals
Source.
Optionally, the second base station of any two in M the second base stations corresponds to different frequency domain money at same time interval
Source.
Compared to the packet loss phenomenon that wireless doubly-linked connection technology may cause, in the embodiment of the present application, central node base station passes through
The data packet that the corresponding terminal device in N number of distribution node base station is sent to N number of distribution node base station makes N number of distribution node base station
The data packet that terminal device is sent to terminal device, since the preset data packet receiving time of N number of distribution node base station is greater than
Or it is equal to the second preset threshold, the second preset threshold is determined according to the delay requirement of terminal device reception adjacent data packet.
Meet regulation delay requirement so as to guarantee that terminal device receives adjacent data packet, it can be to avoid packet loss.
The embodiment of the present application provides a kind of first base station, as shown in figure 5, including：Transmission unit 501 and receiving unit 502,
Wherein：
Transmission unit 501 makes first base station to M the second bases for sending the mark of M the second base stations to first base station
It stands and sends preset data packet；Wherein, the channel quality measurements of the second base station M are greater than the first preset threshold, M be greater than or
Integer equal to 1；
Receiving unit 502, the preset data packet sent for receiving M the second base stations；
Transmission unit 501, is also used to send the mark of N number of second base station to first base station, and N number of second base station is contained in M
The preset data packet receiving time of a second base station, N number of second base station is greater than or equal to the second preset threshold.
Optionally, the second base station of any two in M the second base stations corresponds to identical frequency domain money in different time intervals
Source.
Optionally, the second base station of any two in M the second base stations corresponds to different frequency domain money at same time interval
Source.
Compared to the packet loss phenomenon that wireless doubly-linked connection technology may cause, in the embodiment of the present application, central node base station passes through
The data packet that the corresponding terminal device in N number of distribution node base station is sent to N number of distribution node base station makes N number of distribution node base station
The data packet that terminal device is sent to terminal device, since the preset data packet receiving time of N number of distribution node base station is greater than
Or it is equal to the second preset threshold, the second preset threshold is determined according to the delay requirement of terminal device reception adjacent data packet.
Meet regulation delay requirement so as to guarantee that terminal device receives adjacent data packet, it can be to avoid packet loss.
It should be noted that during specific implementation, each step performed by above-mentioned data transmission method as shown in Figure 3
Suddenly the computer executed instructions that the software form stored in memory can be executed by the processor of example, in hardware are realized, are
It avoids repeating, details are not described herein again.And program corresponding to movement performed by above-mentioned data transmission method can be with software
Form is stored in the memory of data transmission method implementation, in order to which processor calls the above modules of execution corresponding
Operation.
It is apparent to those skilled in the art that for convenience and simplicity of description, the module of foregoing description
Specific work process, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed method and apparatus can pass through it
Its mode is realized.For example, embodiments described above is only schematical, for example, the division of the module, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple module or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, can be electrical property, mechanical or other forms.
The module as illustrated by the separation member may or may not be physically separated, aobvious as module
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
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
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (14)
1. a kind of data transmission method, which is characterized in that including：
First base station determines the data packet transmission rates of N number of second base station, and N is the integer more than or equal to 1；
The first base station determines that N number of second base station is corresponding according to the data packet transmission rates of N number of second base station
The data packet of terminal device；
The first base station sends the data packet of the corresponding terminal device in N number of second base station to N number of second base station, makes
N number of second base station sends the data packet of the terminal device to the terminal device.
2. data transmission method according to claim 1, which is characterized in that the first base station determines N number of second base station
Data packet transmission rates include：
The first base station receives the mark for M the second base stations that the terminal device is sent, the channel of the M the second base stations
Quality measurements are greater than the first preset threshold, and M is the integer more than or equal to N；
The first base station sends preset data packet to M the second base stations, makes the M the second base stations by the M second
The corresponding running time-frequency resource in base station sends the preset data packet to terminal device；Wherein, the M corresponding time-frequencies in the second base station
Resource is determined by the first base station；
The first base station receives the mark of N number of second base station of the terminal device feedback；In N number of second base station
Each of the second base station preset data packet receiving time be greater than or equal to the second preset threshold；
The first base station determines N number of second base according to the corresponding preset data packet receiving time in N number of second base station
The data packet transmission rates stood.
3. data transmission method according to claim 2, which is characterized in that
The second base station of any two in the M the second base stations corresponds to identical frequency domain resource in different time intervals.
4. data transmission method according to claim 2, which is characterized in that
The second base station of any two in the M the second base stations corresponds to different frequency domain resources at same time interval.
5. a kind of data transmission method, which is characterized in that including：
Terminal device sends the mark of M the second base stations to first base station, sends out the first base station to the M the second base stations
Send preset data packet；Wherein, the channel quality measurements of the second base station the M are greater than the first preset threshold, M be greater than or
Integer equal to 1；
The terminal device receives the preset data packet that the M the second base stations are sent；
The terminal device sends the mark of N number of second base station to the first base station, and N number of second base station is contained in described
The preset data packet receiving time of M the second base stations, N number of second base station is greater than or equal to the second preset threshold.
6. data transmission method according to claim 5, which is characterized in that
The second base station of any two in the M the second base stations corresponds to identical frequency domain resource in different time intervals.
7. data transmission method according to claim 5, which is characterized in that
The second base station of any two in the M the second base stations corresponds to different frequency domain resources at same time interval.
8. a kind of first base station, which is characterized in that including：
Determination unit, for determining the data packet transmission rates of N number of second base station, N is the integer more than or equal to 1；
The determination unit, for determining N number of second base station pair according to the data packet transmission rates of N number of second base station
The data packet for the terminal device answered；
Transmission unit, for sending the data packet of the corresponding terminal device in N number of second base station to N number of second base station,
N number of second base station is set to send the data packet of the terminal device to the terminal device.
9. first base station according to claim 8, which is characterized in that the determination unit is used for：
The mark for M the second base stations that the terminal device is sent, the channel of the M the second base stations are received by receiving unit
Quality measurements are greater than the first preset threshold, and M is the integer more than or equal to N；
Preset data packet is sent to M the second base stations by the transmission unit, makes the M the second base stations by the M
The corresponding running time-frequency resource in second base station sends the preset data packet to terminal device；Wherein, the M the second base stations are corresponding
Running time-frequency resource is determined by the first base station；
The mark of N number of second base station of the terminal device feedback is received by the receiving unit；N number of second base
The preset data packet receiving time of the second base station of each of standing is greater than or equal to the second preset threshold；
Determine that the data packet of N number of second base station passes according to the corresponding preset data packet receiving time in N number of second base station
Defeated rate.
10. first base station according to claim 9, which is characterized in that
The second base station of any two in the M the second base stations corresponds to identical frequency domain resource in different time intervals.
11. first base station according to claim 9, which is characterized in that
The second base station of any two in the M the second base stations corresponds to different frequency domain resources at same time interval.
12. a kind of terminal device, which is characterized in that including：
Transmission unit makes the first base station to the M second for sending the mark of M the second base stations to first base station
Base station sends preset data packet；Wherein, the channel quality measurements of the M the second base stations are greater than the first preset threshold, and M is
Integer more than or equal to 1；
Receiving unit, the preset data packet sent for receiving the M the second base stations；
The transmission unit is also used to send the mark of N number of second base station, N number of second base station packet to the first base station
Contained in the M the second base stations, the preset data packet receiving time of N number of second base station is greater than or equal to the second default threshold
Value.
13. terminal device according to claim 12, which is characterized in that
The second base station of any two in the M the second base stations corresponds to identical frequency domain resource in different time intervals.
14. terminal device according to claim 12, which is characterized in that
The second base station of any two in the M the second base stations corresponds to different frequency domain resources at same time interval.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320812A (en) * | 2014-10-13 | 2015-01-28 | 中国联合网络通信集团有限公司 | Joint transmission method, device and system |
| CN106550398A (en) * | 2016-11-08 | 2017-03-29 | 广东欧珀移动通信有限公司 | Data transmission method, device, terminal and base station |
| CN106664738A (en) * | 2014-08-29 | 2017-05-10 | 华为技术有限公司 | Wi-fi backhaul method, base station, and data center |
| US20180124628A1 (en) * | 2010-12-08 | 2018-05-03 | Samsung Electronics Co., Ltd. | Channel status information feedback method and apparatus for a distributed antenna mobile communication system |
-
2018
- 2018-06-22 CN CN201810658994.4A patent/CN108848529A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180124628A1 (en) * | 2010-12-08 | 2018-05-03 | Samsung Electronics Co., Ltd. | Channel status information feedback method and apparatus for a distributed antenna mobile communication system |
| CN106664738A (en) * | 2014-08-29 | 2017-05-10 | 华为技术有限公司 | Wi-fi backhaul method, base station, and data center |
| CN104320812A (en) * | 2014-10-13 | 2015-01-28 | 中国联合网络通信集团有限公司 | Joint transmission method, device and system |
| CN106550398A (en) * | 2016-11-08 | 2017-03-29 | 广东欧珀移动通信有限公司 | Data transmission method, device, terminal and base station |
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