CN104601302B - Channel wireless radio multi communication system uplink data transmission method and equipment - Google Patents
Channel wireless radio multi communication system uplink data transmission method and equipment Download PDFInfo
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- CN104601302B CN104601302B CN201310533699.3A CN201310533699A CN104601302B CN 104601302 B CN104601302 B CN 104601302B CN 201310533699 A CN201310533699 A CN 201310533699A CN 104601302 B CN104601302 B CN 104601302B
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Abstract
The present invention provides a kind of channel wireless radio multi communication system uplink data transmission method and equipment, including：Adjustment sends the time of uplink special frames, so that wireless chain control layer RLC feedback times are more than two-way time delay；Downlink valid data are transmitted by base station, and before upstream data arrival, application carries out RLC feedbacks using the SR resources and RLC feedback times to scheduling application SR resources to base station；When the upstream data reaches, and RLC feedbacks do not terminate, then carry out transmitting uplink data to base station using the SR resources.The present invention is by providing a kind of channel wireless radio multi communication system uplink data transmission method and equipment, RLC feedbacks are carried out when downlink valid data are sent, if during two-way time delay, terminal application is to SR resources, the SR resources for then enabling upstream data use the RLC to feed back, apply for SR resources again for the upstream data into without terminal, therefore avoid traffic delay, improve the timeliness of system.
Description
Technical field
The present invention relates to field of communication technology, more particularly to a kind of channel wireless radio multi communication system uplink data transmission method
And equipment.
Background technology
In channel wireless radio multi communication system, when terminal needs reported data, it is necessary to first apply for resource to base station, obtain
After ascending resource open command, the uplink communication links between base station and terminal are established, and it is special that terminal continues N1 uplink of transmission
Frame Ending Bsr, inform that other side's data have been sent, can close mandate, Resource recovery.
For communication service by the way of, lower line number biography is opened in base station by paging, and terminal passes through dispatch request SR
Resource bid uplink authorization.The SR cycles when SR cycles when terminal carries out uplink communication business are far smaller than resident, due to existing
There is in technology the relation it is impossible to ensure that N1 the and SR cycles, therefore, when terminal is in resident state application SR resources, traffic delay
It is larger, reduce the timeliness of system.
The content of the invention
（One）The technical problem of solution
Present invention solves the technical problem that it is：How to solve the problems, such as that traffic delay is larger.
（Two）Technical solution
The present invention provides a kind of channel wireless radio multi communication system uplink data transmission method, including：
Adjustment sends the time of uplink special frames, so that wireless chain control layer RLC feedback times are more than two-way time delay；
Downlink valid data are transmitted by base station, before upstream data arrival, application to scheduling application SR resources, profit
With the SR resources and RLC feedback times RLC feedbacks are carried out to base station；
When the upstream data reaches, and RLC feedbacks do not terminate, then carry out upper line number to base station using the SR resources
According to transmission.
Preferably, the RLC feedback times include：Send the time of uplink special frames, terminal reaches it in upstream data
The time, transmitting uplink data time and uplink authorization that feedback is opened in preceding application to SR resources to uplink authorization are closed to upper line number
According to the total time of the time of transmission feedback.
Preferably, the adjustment sends the time of uplink special frames, further comprises：
If two-way time delay is not less than the SR cycles, adjustment sends the time of uplink special frames, so that RLC feedback times are not
Less than two-way time delay.
Present invention also offers a kind of channel wireless radio multi communication system uplink data transmission method, including：
When downlink valid data are transmitted, by adjusting transmission uplink special frames time so that Radio Link
Key-course RLC feedback times are more than two-way time delay；
Before upstream data arrival, receiving terminal utilizes the scheduling application SR resources and RLC feedback times applied
Transmitted RLC feedbacks；
When the upstream data reaches, and RLC feedbacks do not terminate, then receiving terminal utilizes the institute that the SR resources are sent
State upstream data.
Preferably, the RLC feedback times include：Send the time of uplink special frames, terminal reaches it in upstream data
The time, transmitting uplink data time and uplink authorization that feedback is opened in preceding application to SR resources to uplink authorization are closed to upper line number
According to the total time of the time of transmission feedback.
Preferably, it is described by adjusting transmission uplink special frames time, further comprise：
If two-way time delay is not less than the SR cycles, by adjusting transmission uplink special frames time so that RLC feed back
Time is not less than two-way time delay.
Present invention also offers a kind of terminal device, including：
Module is adjusted, the time of uplink special frames is sent for adjusting, so that wireless chain control layer RLC feedback times
Feedback module is transferred to more than two-way time delay, and by RLC feedback times；
Downlink data receiving module, for receiving the downlink valid data of base station transmission；
Apply for module, for before upstream data reaches, application to pass the SR resources to scheduling application SR resources
It is defeated by the feedback module and transmitting uplink data module；
The feedback module, for carrying out RLC feedbacks to base station using the SR resources and RLC feedback times；
The transmitting uplink data module, for when the upstream data reaches, and RLC feedbacks do not terminate, then utilize
The SR resources carry out transmitting uplink data to base station.
Preferably, the adjustment module, if being additionally operable to two-way time delay is not less than the SR cycles, adjustment sends uplink special frames
Time so that RLC feedback times are not less than two-way time delay.
Present invention also offers a kind of base station, including：
Downlink data transmission module, is used for transmission downlink valid data, and by adjusting transmission uplink special frames when
Between, so that wireless chain control layer RLC feedback times are more than two-way time delay；
Upstream data receiving module, for before upstream data reaches, receiving terminal to utilize the scheduling application applied
RLC feedbacks transmitted by SR resources and RLC feedback times, and when being reached in the upstream data, and RLC feedbacks are not tied
Beam, the then upstream data that receiving terminal is sent using the SR resources.
Preferably, the downlink data transmission module, is additionally operable to when two-way time delay is not less than the SR cycles, by adjusting
The time of uplink special frames is sent, so that RLC feedback times are not less than two-way time delay.
（Three）Beneficial effect
The embodiment of the present invention by providing a kind of channel wireless radio multi communication system uplink data transmission method and equipment, due to
When downlink valid data are sent, RLC feedbacks must be carried out, if during two-way time delay, terminal feeds back Shen for RLC
It please arrive SR resources, then by adjusting the time of transmission uplink special frames, then the SR for enabling upstream data use the RLC to feed back
Resource, applies for SR resources again into without terminal for the upstream data, therefore avoids traffic delay, improves system
Timeliness.
Brief description of the drawings
Fig. 1 is the method flow diagram that the embodiment of the present invention one provides；
Fig. 2 is the another method flow diagram that the embodiment of the present invention one provides；
Fig. 3 is to be located at schematic diagram before upstream data reaches at the time point of SR resources provided by Embodiment 2 of the present invention；
Fig. 4 is T frames origin schematic diagram provided by Embodiment 2 of the present invention；
Fig. 5 is to be located at schematic diagram after upstream data reaches at the time point of SR resources provided by Embodiment 2 of the present invention；
Fig. 6 is the schematic diagram of adjustment N1 provided by Embodiment 2 of the present invention；
Fig. 7 is the apparatus structure schematic diagram that the embodiment of the present invention three provides；
Fig. 8 is the apparatus structure schematic diagram that the embodiment of the present invention four provides.
Embodiment
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Embodiment 1：
In order to solve the problems, such as that traffic delay is larger, first embodiment of the invention provides a kind of channel wireless radio multi communication
System uplink data transmission method, this method flow chart is as shown in Figure 1, this method includes：
Step 101：Adjustment sends the time of uplink special frames, so that wireless chain control layer RLC feedback times are more than
Two-way time delay；
Step 102：Downlink valid data are transmitted by base station, before upstream data arrival, application to scheduling application
SR resources, RLC feedbacks are carried out using the SR resources and RLC feedback times to base station；
Step 103：When the upstream data reaches, and RLC feedback do not terminate, then using the SR resources to base station into
Row transmitting uplink data.
The embodiment of the present invention is due to that when downlink valid data are sent, must will carry out RLC feedbacks, if when two-way
During prolonging, terminal arrives SR resources for RLC feedback applications, then by adjusting the time of uplink special frames is sent, then makes uplink
Data can use the SR resources that the RLC is fed back, and apply for SR resources again into without terminal for the upstream data, therefore keep away
Exempt from traffic delay, improve the timeliness of system.
The embodiment of the present invention additionally provides a kind of channel wireless radio multi communication system uplink data transmission method, this method flow
Figure is as shown in Fig. 2, this method includes：
Step 201：When downlink valid data are transmitted, by adjusting transmission uplink special frames time so that
Wireless chain control layer RLC feedback times are more than two-way time delay；
Step 202：Before upstream data arrival, receiving terminal utilizes the scheduling application SR resources and RLC applied
RLC feedbacks transmitted by feedback time；
Step 203：When the upstream data reaches, and RLC feedbacks do not terminate, then receiving terminal utilizes the SR resources
The upstream data sent.
The embodiment of the present invention is by providing the above method, can receiving terminal when being transmitted downlink valid data data
Transmission RLC feedback, by adjusting transmission uplink special frames time, then the upstream data received is that the RLC used is anti-
The SR resources of feedback, so as to improve the timeliness of system.
Since the relation of two-way time delay and SR cycles is not known, when two-way time delay is not less than the SR cycles, then pass through
Adjustment sends the time of uplink special frames so that RLC feedback times are not less than two-way time delay, so that after two-way time delay
Data of reaching the standard grade reach, during RLC feedbacks are ongoing at this time, so that data of reaching the standard grade can feed back Shen by RLC of using terminal
SR resources please carry out transmitting uplink data, avoid traffic delay, and then improve the timeliness of system.
Embodiment 2
Second embodiment of the invention is adjustment RLC feedback times, carries by adjusting the time of uplink special frames is sent
A kind of channel wireless radio multi communication system uplink data transmission method is supplied, this method includes：
Step 301：Downlink valid data are transmitted by base station, and terminal applies for SR resources to carry out RLC feedbacks；
Wherein, after base station has sent downlink valid data to terminal, terminal will necessarily send RLC feedbacks to base station,
By the state report of the downlink valid data received to base station.
Step 302：Terminal sends RLC feedbacks by the SR resources applied to base station；
Step 303：When upstream data reaches, RLC feedbacks do not terminate, then carry out transmitting uplink data using SR resources.
According to two-way time delay and the magnitude relationship in SR cycles, adjustment sends the time of uplink special frames, that is, adjusts RLC feedbacks
Time.
Wherein, two-way time delay is the time being reached after being transmitted from downlink valid data to upstream data.It is two-way
Time delay and the magnitude relationship in SR cycles include following two situations：
1）When two-way time delay is less than the SR cycles, the time point reached for the SR resources of RLC feedbacks includes two kinds of situations,
Wherein, the first is the time point that SR resources reach before upstream data arrival, as shown in figure 3, second is arrived for SR resources
The time point reached upstream data arrival after, as shown in Figure 5.
In all embodiments of the invention, L is two-way time delay, and M is the SR cycles, and N1 is the uplink special frames that terminal is sent
Number, T are time, the transmitting uplink data that feedback is opened in terminal application before upstream data arrival to SR resources to uplink authorization
Time and uplink authorization close the total time of the time to transmitting uplink data feedback.
As shown in figure 3, the time point that SR resources reach, before upstream data arrival, N1+T starts to knot for RLC feedbacks
The time of beam, in order to be located at RLC feedback procedures when ensureing that upstream data reaches, then adjusts N1 and causes N1+T to be more than L.
After RLC feedback times N1+T after adjustment is more than two-way time delay L, therefore downlink valid data have been sent, terminal into
Row RLC is fed back, and application is to SR resources first when SR resources reach, so that upstream data is authorized, is provided using the SR of application
Source carries out RLC feedbacks, and in feedback procedure, upstream data reaches, since RLC feedbacks do not terminate also, utilize what is applied
SR resources carry out transmitting uplink data.SR resource bids again are carried out for the transmission of upstream data without terminal, and then
Reduce the wasting of resources, improve the real-time of system.
As shown in figure 4, explaining in detail for T, it is n to be reached from SR time points, 2 frames is needed to uplink authorization, to awarding
Power feedback needs 1 frame, needs 1 frame to transmitting uplink data, and it is m frames to be closed to mandate, and feedback needs 1 are closed to authorizing
Frame, then need 2 frames, therefore, T=7 to data transmission feedback.
As shown in figure 5, since the time point that SR resources reach is after upstream data arrival, then downlink valid data transmit
After the completion of, terminal carries out RLC feedbacks, and when upstream data reaches, the time point that SR resources reach does not arrive also, therefore, when SR is provided
After source reaches, RLC feedbacks and upstream data according to being fed back and transmitting uplink data respectively using the SR resources, therefore,
Any data need not be adjusted, the SR resources that upstream data can feed back application using RLC carry out transmitting uplink data.
2）When two-way time delay is not less than the SR cycles, as shown in fig. 6, anti-in order to be located at RLC when ensureing upstream data arrival
Feedback process, then adjust N1 and cause N1+T to be not less than L.
After downlink valid data are transmitted, terminal carries out RLC feedbacks, when SR resources reach, terminal application to SR
Resource, and RLC feedbacks are carried out using the SR resources, in feedback procedure, upstream data reaches, and uplink is carried out using the SR resources
Data transfer, applies for SR resources for upstream data without terminal, reduces the wasting of resources, and then improve system again
Real-time.
For the embodiment of the present invention by during two-way time delay, terminal arrives SR resources for RLC feedback applications, then by adjusting
The RLC feedback times, then the SR resources for enabling upstream data use the RLC to feed back, into without terminal being the uplink
Data apply for SR resources again, therefore avoid traffic delay, improve the timeliness of system.
Embodiment 3
Third embodiment of the invention additionally provides a kind of terminal device, the equipment flowsheet as shown in fig. 7, comprises：
Module 701 is adjusted, the time of uplink special frames is sent for adjusting, so that wireless chain control layer RLC is fed back
Time is more than two-way time delay, and RLC feedback times are transferred to feedback module；
Downlink data receiving module 702, for receiving the downlink valid data of base station transmission；
Apply for module 703, for before upstream data reaches, application to provide the SR to scheduling application SR resources
Source is transferred to the feedback module and transmitting uplink data module；
The feedback module 704, for carrying out RLC feedbacks to base station using the SR resources and RLC feedback times；
The transmitting uplink data module 705, for when the upstream data reaches, and RLC feedbacks do not terminate, then sharp
With the SR resources transmitting uplink data is carried out to base station.
Further, the adjustment module, if being additionally operable to two-way time delay is not less than the SR cycles, it is special that adjustment sends uplink
The time of frame, so that RLC feedback times are not less than two-way time delay.
The embodiment of the present invention, since when downlink valid data are sent, RLC feedbacks must be carried out, if two-way
During time delay, terminal then have adjusted transmission uplink using applying for that module is that SR resources are arrived in RLC feedback applications by adjusting module
The time of special frames, then enable upstream data use the SR resources fed back of the RLC, into being the upstream data without terminal
Again apply for SR resources, therefore avoid traffic delay, improve the timeliness of system.
Embodiment 4
Four embodiment of the invention additionally provides a kind of base station, the base station schematic diagram as shown in figure 8, including：
Downlink data transmission module 801, be used for transmission downlink valid data, and by adjusting transmission uplink special frames
Time, so that wireless chain control layer RLC feedback times are more than two-way time delay；
Upstream data receiving module 802, for before upstream data reaches, receiving terminal to utilize the scheduling Shen applied
Please SR resources and the RLC feedbacks transmitted by RLC feedback times, and when being reached in the upstream data, and RLC feeds back and does not tie
Beam, the then upstream data that receiving terminal is sent using the SR resources.
Further, the downlink data transmission module, is additionally operable to when two-way time delay is not less than the SR cycles, by adjusting
Transmission uplink special frames time so that RLC feedback times are not less than two-way time delay.
When downlink data transport module is transmitted downlink valid data data, upstream data receives the embodiment of the present invention
Module can receiving terminal send RLC feedback, by adjusting transmission uplink special frames time, then the upstream data received
It is the SR resources of the RLC feedbacks used, so as to improve the timeliness of system.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, in relation to the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
Equivalent technical solution falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (10)
- A kind of 1. channel wireless radio multi communication system uplink data transmission method, it is characterised in that including：Adjustment sends the time of uplink special frames Ending Bsr, so that wireless chain control layer RLC feedback times are more than double To time delay；Downlink valid data are transmitted by base station, and before upstream data arrival, application utilizes institute to scheduling application SR resources State SR resources and RLC feedback times and carry out RLC feedbacks to base station；When the upstream data reaches, and RLC feedbacks do not terminate, then carry out upstream data biography to base station using the SR resources It is defeated.
- 2. the method as described in claim 1, it is characterised in that the RLC feedback times include：Send uplink special frames When time that the SR resources point of arrival that the time of Ending Bsr, terminal application are arrived is opened to uplink authorization, uplink authorization feedback Between, transmitting uplink data time, transmitting uplink data are accomplished to the time of uplink authorization closing, uplink authorization closes feedback time With the total time of the time of transmitting uplink data feedback.
- 3. the method as described in claim 1, it is characterised in that the adjustment send uplink special frames Ending Bsr when Between, further comprise：If two-way time delay is not less than the SR cycles, adjustment sends the time of uplink special frames Ending Bsr, so that RLC is fed back Time is not less than two-way time delay.
- A kind of 4. channel wireless radio multi communication system uplink data transmission method, it is characterised in that including：When downlink valid data are transmitted, by adjusting transmission uplink special frames Ending Bsr time so that nothing Wired link key-course RLC feedback times are more than two-way time delay；Before upstream data arrival, receiving terminal is sent out using the scheduling application SR resources and RLC feedback times applied The RLC feedbacks sent；When the upstream data reaches, and RLC feedback do not terminate, then receiving terminal using the SR resources send it is described on Row data.
- 5. method as claimed in claim 4, it is characterised in that the RLC feedback times include：Send uplink special frames When time that the SR resources point of arrival that the time of Ending Bsr, terminal application are arrived is opened to uplink authorization, uplink authorization feedback Between, transmitting uplink data time, transmitting uplink data are accomplished to the time of uplink authorization closing, uplink authorization closes feedback time With the total time of the time of transmitting uplink data feedback.
- 6. method as claimed in claim 4, it is characterised in that it is described by adjusting transmission uplink special frames Ending Bsr Time, further comprise：If two-way time delay is not less than the SR cycles, by adjusting transmission uplink special frames Ending Bsr time so that RLC feedback times are not less than two-way time delay.
- A kind of 7. terminal device, it is characterised in that including：Module is adjusted, the time of uplink special frames Ending Bsr is sent for adjusting, so that wireless chain control layer RLC is anti- The feedback time is more than two-way time delay, and RLC feedback times are transferred to feedback module；Downlink data receiving module, for receiving the downlink valid data of base station transmission；Apply for module, for before upstream data reaches, application to give the SR resource transmissions to scheduling application SR resources The feedback module and transmitting uplink data module；The feedback module, for carrying out RLC feedbacks to base station using the SR resources and RLC feedback times；The transmitting uplink data module, for when the upstream data reaches, and RLC feedbacks do not terminate, then using described SR resources carry out transmitting uplink data to base station.
- 8. terminal device as claimed in claim 7, it is characterised in that the adjustment module, if it is not small to be additionally operable to two-way time delay In the SR cycles, then adjustment sends the time of uplink special frames Ending Bsr, so that when RLC feedback times are not less than two-way Prolong.
- A kind of 9. base station, it is characterised in that including：Downlink data transmission module, is used for transmission downlink valid data, and by adjusting transmission uplink special frames Ending The time of Bsr, so that wireless chain control layer RLC feedback times are more than two-way time delay；Upstream data receiving module, for before upstream data reaches, receiving terminal to be provided using the scheduling application SR applied RLC feedbacks transmitted by source and RLC feedback times, and when the upstream data reaches, and RLC feedbacks do not terminate, then connect Receive the upstream data that terminal utilizes the SR resources to send.
- 10. base station as claimed in claim 9, it is characterised in that the downlink data transmission module, is additionally operable to work as two-way time delay During not less than the SR cycles, by adjusting transmission uplink special frames Ending Bsr time so that RLC feedback times are not small In two-way time delay.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310533699.3A CN104601302B (en) | 2013-10-31 | 2013-10-31 | Channel wireless radio multi communication system uplink data transmission method and equipment |
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| CN201310533699.3A CN104601302B (en) | 2013-10-31 | 2013-10-31 | Channel wireless radio multi communication system uplink data transmission method and equipment |
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| CN104601302A CN104601302A (en) | 2015-05-06 |
| CN104601302B true CN104601302B (en) | 2018-05-15 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102123399A (en) * | 2010-01-08 | 2011-07-13 | 华为技术有限公司 | Scheduling request method and device |
| CN102932920A (en) * | 2011-08-10 | 2013-02-13 | 中兴通讯股份有限公司 | Radio resource scheduling request (SR) configuration method and device |
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| CN102387009B (en) * | 2010-09-02 | 2014-07-02 | 中兴通讯股份有限公司 | Uplink transmission method of radio link control layer and evolutionary node B |
| US8886239B2 (en) * | 2010-09-21 | 2014-11-11 | Qualcomm Incorporated | Buffer status report control for creating transmission gaps |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102123399A (en) * | 2010-01-08 | 2011-07-13 | 华为技术有限公司 | Scheduling request method and device |
| CN102932920A (en) * | 2011-08-10 | 2013-02-13 | 中兴通讯股份有限公司 | Radio resource scheduling request (SR) configuration method and device |
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