CN104661317B - Method for transmitting ascending scheduling requirement, apparatus and system based on dual link - Google Patents
Method for transmitting ascending scheduling requirement, apparatus and system based on dual link Download PDFInfo
- Publication number
- CN104661317B CN104661317B CN201310602908.5A CN201310602908A CN104661317B CN 104661317 B CN104661317 B CN 104661317B CN 201310602908 A CN201310602908 A CN 201310602908A CN 104661317 B CN104661317 B CN 104661317B
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- China
- Prior art keywords
- base station
- uplink scheduling
- scheduling request
- sent
- upstream data
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Classifications
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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
- H04W28/0205—Traffic management, e.g. flow control or congestion control at the air interface
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
Abstract
The present invention provides a kind of method for transmitting ascending scheduling requirement based on dual link, apparatus and system, and method includes：Respectively uplink scheduling request message is sent to first base station and the second base station；The uplink scheduling request response of first base station and the transmission of the second base station is received respectively；The uplink scheduling request sent according to first base station responds to first base station and sends upstream data, and the uplink scheduling request sent according to the second base station responds to the second base station and sends upstream data.The present invention to two base stations for carrying out eating dishes without rice or wine to be connected with terminal by sending uplink scheduling request message, upstream data is sent after receiving the uplink scheduling request response that two base stations are sent, so as to complete the transmission of the uplink scheduling request under doubly-linked connection technology, and save the stock number eated dishes without rice or wine.
Description
Technical field
The present invention relates to mobile communication technology, more particularly to a kind of uplink scheduling request based on dual link（SR,
Scheduling Requirement）Transmission method, apparatus and system.
Background technology
Refer to user while and master base station for doubly-linked connection technology（MeNB）With from base station（SeNB）Connected in the presence of eating dishes without rice or wine.When
When user moves inside macrocell, handoff procedure can not be performed, the mobility of heterogeneous network can not only be improved
Energy, the signalling loads of system can also be reduced.
In current system, only there is connection and communicate in user, with single base station when user has upstream data to need to send out
When sending, and now can use without up authorization resources, UE will send SR request messages to base station, and the SR request messages are used to ask
Row authorization resources are so as to realizing the transmission of upstream data.
However, under doubly-linked connection technology, eat dishes without rice or wine to be connected because user exists between two base stations simultaneously, therefore work as user
Need to send upstream data, and now how to obtain uplink authorization resource, there is presently no determination.
The content of the invention
（One）The technical problem of solution
Present invention solves the technical problem that it is：Solve under doubly-linked connection technology, the problem of how obtaining uplink authorization resource.
（Two）Technical scheme
The invention provides a kind of method for transmitting ascending scheduling requirement based on dual link, including：
Respectively uplink scheduling request message is sent to first base station and the second base station；
The uplink scheduling request response of first base station and the transmission of the second base station is received respectively；
The uplink scheduling request sent according to first base station responds to first base station and sends upstream data, according to the second base station
The uplink scheduling request of transmission responds to the second base station and sends upstream data.
Preferably, the uplink scheduling request response for receiving first base station and the transmission of the second base station respectively, is further wrapped
Include：
Record receives the priority time of the uplink scheduling request response of first base station and the transmission of the second base station.
Preferably, according to record result, to the first base station or the second base station for being preferentially received uplink scheduling request response
Buffer status information is carried in the upstream data of transmission.
Present invention also offers a kind of terminal, including：
Sending module, for sending uplink scheduling request message to first base station and the second base station respectively, and according to the
The uplink scheduling request that one base station is sent responds to first base station and sends upstream data, the uplink scheduling sent according to the second base station
Request response sends upstream data to the second base station；
Receiving module, for receiving the uplink scheduling request response of first base station and the transmission of the second base station respectively.
Preferably, the terminal also includes：
Logging modle, for recording the priority for the uplink scheduling request response for receiving first base station and the transmission of the second base station
Time, and record result is transferred to the sending module.
Preferably, the sending module, be additionally operable to according to record result, to be preferentially received uplink scheduling request response
First base station or the second base station send the upstream data for carrying buffer status information.
Present invention also offers a kind of system, including above-mentioned terminal and first base station, the second base station.
（Three）Beneficial effect
The invention provides a kind of method for transmitting ascending scheduling requirement based on dual link, apparatus and system, by
Two base stations that terminal carries out eating dishes without rice or wine to connect send uplink scheduling request message, receive the uplink scheduling request that two base stations are sent
Upstream data is sent after response, so as to complete the transmission of the uplink scheduling request under doubly-linked connection technology, and saves and eats dishes without rice or wine
Stock number.
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 method flow diagram that the embodiment of the present invention two provides；
Fig. 3 is the SR transmission figures that the embodiment of the present invention two provides；
Fig. 4 is the terminal structure schematic diagram that the embodiment of the present invention three 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 the required accompanying drawing used 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, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Embodiment 1：
In order to solve the problems, such as that uplink authorization resource is obtained under doubly-linked connection technology, in embodiments of the present invention, when the first base
Stand and the second base station is that terminal is configured with PUCCH for sending uplink scheduling request SR（Physical Uplink
Control CHannel, physical uplink control channel）Resource, first embodiment of the invention provide a kind of based on double
The method for transmitting ascending scheduling requirement of connection, this method flow chart is as shown in figure 1, this method includes：
Step 101：Respectively uplink scheduling request message is sent to first base station and the second base station；
Step 102：The uplink scheduling request response of first base station and the transmission of the second base station is received respectively；
Step 103：The uplink scheduling request sent according to first base station responds to first base station and sends upstream data, according to
The uplink scheduling request that second base station is sent responds to the second base station and sends upstream data.
The embodiment of the present invention is connect by sending uplink scheduling request message to two base stations for carrying out eating dishes without rice or wine to be connected with terminal
Upstream data is sent after receiving the uplink scheduling request response that two base stations are sent, so as to complete the up tune under doubly-linked connection technology
The transmission of request is spent, and saves the stock number eated dishes without rice or wine.
When terminal receives the uplink scheduling request response that first base station and the second base station are sent respectively, record receives the
The priority time for the uplink scheduling request response that one base station and the second base station are sent.And according to record result, to being preferentially received
Buffer status information is carried in the upstream data that the first base station of uplink scheduling request response or the second base station are sent.So as to complete
Terminal and the transmission of the uplink scheduling request of two base stations, and save interface-free resources amount.
Embodiment 2
The base station difference master base station that eat dishes without rice or wine being connected with terminal and from base station, wherein, first base station is master base station, second
Base station is from base station, because first base station and the second base station are that terminal is configured with for sending uplink scheduling request SR
PUCCH resource, the PUCCH resource due to sending SR is reserved resource, therefore when dual link, UE can be simultaneously to two base stations
SR requests are sent, as long as the stock number of any one base station is enough, it is possible to responded.Therefore second embodiment of the invention
A kind of method for transmitting ascending scheduling requirement based on dual link is provided, this method flow chart is as shown in Fig. 2 this method includes：
Step 201：Terminal UE is respectively to first base station（MeNB）With the second base station（SeNB）Send uplink scheduling request SR
Message；
Step 202：First base station and the second base station send uplink scheduling request response to terminal；
Step 203：Terminal record receives the priority of the uplink scheduling request response of first base station and the generation of the second base station
Time, and upstream data is sent to first base station and the second base station according to record result respectively；
Wherein, caching shape is carried in the upstream data that terminal is sent to the base station for being preferentially received uplink scheduling request response
State information, for carrying out the reference frame of uplink authorization as base station.
The SR transmitting procedures are as shown in Figure 3.Wherein, if having any one load of base station heavier in two base stations, by another
The base station of one light load is responded with terminal.
After the embodiment of the present invention is respectively received uplink scheduling request message by first base station and the second base station, respectively
Uplink scheduling response is sent to terminal, so as to which to carry out resource authorization to the terminal uplink data dispatch, terminal is according to receiving
Uplink scheduling response priority time sequencing, carry buffer status letter in the upstream data sent to the base station that is preferentially received
Cease, buffer status information do not carried in the upstream data that the base station received backward is sent, improve SR and ask successful probability,
The utilization rate of resource has also been effectively ensured simultaneously.
Embodiment 3
Third embodiment of the invention provides a kind of terminal, the terminal structure schematic diagram as shown in figure 4, including：
Sending module 401, for sending uplink scheduling request message to first base station and the second base station respectively, and according to
The uplink scheduling request that first base station is sent responds to first base station and sends upstream data, the up tune sent according to the second base station
Degree request response sends upstream data to the second base station；
Receiving module 402, for receiving the uplink scheduling request response of first base station and the transmission of the second base station respectively.
Further, the terminal also includes：
Logging modle, for recording the priority for the uplink scheduling request response for receiving first base station and the transmission of the second base station
Time, and record result is transferred to the sending module.
Further, the sending module, it is additionally operable to, according to record result, respond to uplink scheduling request is preferentially received
First base station or the second base station send carry buffer status information upstream data.
After the embodiment of the present invention is respectively received uplink scheduling request message by first base station and the second base station, respectively
Uplink scheduling response is sent to terminal, so as to which to carry out resource authorization to the terminal uplink data dispatch, terminal is according to reception mould
The priority time sequencing of uplink scheduling that block receives response, sent using sending module to the base station being preferentially received up
Buffer status information is carried in data, buffer status information is not carried in the upstream data that the base station received backward is sent, carries
High SR asks successful probability, while the utilization rate of resource has also been effectively ensured.
Embodiment 4
Four embodiment of the invention additionally provides a kind of system, including the terminal described in above-described embodiment 3 and first
Base station, the second base station.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, about the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, it can also make a variety of changes and modification, thus it is all
Equivalent technical scheme falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (3)
- A kind of 1. method for transmitting ascending scheduling requirement based on dual link, it is characterised in that including：Respectively uplink scheduling request message is sent to first base station and the second base station；The uplink scheduling request response of first base station and the transmission of the second base station is received respectively；Record receives the priority time of the uplink scheduling request response of first base station and the transmission of the second base station；The uplink scheduling request sent according to first base station responds to first base station and sends upstream data, is sent according to the second base station Uplink scheduling request respond to the second base station send upstream data；Buffer status information is carried in the upstream data sent to the base station for being preferentially received uplink scheduling request response, to being followed by Buffer status information is not carried in the upstream data that the base station received is sent.
- A kind of 2. terminal, it is characterised in that including：Sending module, for sending uplink scheduling request message to first base station and the second base station respectively, and according to the first base The uplink scheduling request sent of standing, which is responded to first base station, sends upstream data, the uplink scheduling request sent according to the second base station Respond to the second base station and send upstream data；Receiving module, for receiving the uplink scheduling request response of first base station and the transmission of the second base station respectively；Logging modle, when the priority for the uplink scheduling request response that first base station and the second base station are sent is received for recording Between, and record result is transferred to the sending module；The sending module is additionally operable to, according to record result, send and carry to the base station for being preferentially received uplink scheduling request response The upstream data of buffer status information, buffer status information is not carried in the upstream data that the base station that receives backward is sent.
- 3. a kind of system, it is characterised in that including the terminal described in the claims 2 and first base station, the second base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310602908.5A CN104661317B (en) | 2013-11-25 | 2013-11-25 | Method for transmitting ascending scheduling requirement, apparatus and system based on dual link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310602908.5A CN104661317B (en) | 2013-11-25 | 2013-11-25 | Method for transmitting ascending scheduling requirement, apparatus and system based on dual link |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104661317A CN104661317A (en) | 2015-05-27 |
| CN104661317B true CN104661317B (en) | 2018-02-27 |
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| CN201310602908.5A Expired - Fee Related CN104661317B (en) | 2013-11-25 | 2013-11-25 | Method for transmitting ascending scheduling requirement, apparatus and system based on dual link |
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| CN106027736B (en) * | 2016-05-18 | 2020-03-20 | 珠海市魅族科技有限公司 | Address book marking method and device |
| CN110225484A (en) * | 2019-06-19 | 2019-09-10 | 北京车晓科技有限公司 | A kind of the stabilization transmission method and system of vehicle air control information |
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| CN101686557B (en) * | 2008-09-22 | 2014-04-02 | 华为技术有限公司 | Method and device for sending multi-cell scheduling information and user equipment |
| CN111615199B (en) * | 2011-10-28 | 2023-10-24 | 华为技术有限公司 | Uplink power control method, user equipment and access point |
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