CN101873704A - Method, system and equipment for resource scheduling in long-term evolution system - Google Patents
Method, system and equipment for resource scheduling in long-term evolution system Download PDFInfo
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- CN101873704A CN101873704A CN200910082703A CN200910082703A CN101873704A CN 101873704 A CN101873704 A CN 101873704A CN 200910082703 A CN200910082703 A CN 200910082703A CN 200910082703 A CN200910082703 A CN 200910082703A CN 101873704 A CN101873704 A CN 101873704A
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Abstract
The embodiment of the invention discloses a method for resource scheduling in a long-term evolution system, which comprises the following steps of: receiving a resource scheduling request sent by a terminal by a base station, wherein the service priority information and/or the data quantity information of current service data to be transmitted of the terminal are/is carried in the resource scheduling request; and allocating an uplink transmission resource for the terminal by the base station according to the priority information and/or the data quantity information carried in the resource scheduling request. The embodiment of the invention also discloses a system and equipment for resource scheduling. By adopting the invention, the timeliness of the resource scheduling can be effectively improved.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to resource regulating method, system and equipment in a kind of long evolving system.
Background technology
(LTE Advanced, LTE-A) peak rate of system has huge raising than Long Term Evolution (LTE) system to long-term evolution upgrading, requires to reach descending 1Gbps, up 500Mbps.Simultaneously, LTE-A system requirements and LTE system are compatible well, the maximum bandwidth 20MHz of LTE system.Based on improve peak rate, with the LTE system compatible with make full use of the needs of frequency resource, the LTE-A system has introduced carrier aggregation (Carrier Aggregation, CA) technology.
Carrier aggregation technology is meant that up-downgoing respectively comprises a plurality of member carriers in a sub-district, rather than has only the pattern of a cover carrier wave before in LTE and the wireless communication system.Base station (eNB) is to unified management of the member carrier of the many covers in the sub-district and scheduling, and the conversion of different members intercarrier is a resource allocation problem in a sub-district.Member carrier can be continuous or discrete, for the LTE system compatible, the maximum bandwidth of each member carrier is 20MHz.
Carrier aggregation technology has greatly been expanded available bandwidth, improved peak rate and throughput of system, simultaneously, based on the factors such as the density of population of reality, the community user number can not be directly proportional with the growth of system bandwidth, and actual result is that each user's available frequencies resource has increased.
The LTE system is the system of resource-sharing, and the up-downgoing transfer of data is based on all that scheduling realizes.UE can send dispatch request to the base station when having data need send and not have ascending resource to use.As shown in Figure 1, the dispatch request process in the LTE system is specific as follows:
Step S01:UE sends dispatch request (SR) to the base station;
Do not carry the relevant any information of business datum that to transmit with UE among the SR; The mode that UE initiates SR has two kinds: a kind of private resource that is to use is initiated SR, and another kind is to initiate dispatch request by random access procedure.When being arranged, always preferentially use private resource private resource to initiate SR.
Step S02: the base station is that UE distributes enough transmit buffering status reports (Buffer Status Report, resource BSR), and the resource information of distributing sent to UE;
Step S03:UE utilizes the resource of base station assigns to send BSR to the base station, carries the precedence information and the data amount information of the uplink business data that UE need transmit among this BSR;
Step S04: the base station is the resource that UE distributes the transmission uplink business data according to the information of carrying among the BSR that receives, and the resource information of distributing is sent to UE;
Step S05:UE utilizes the resource of base station assigns to the base station transmits uplink business data.
The uplink transmission resource of base station assigns is divided into two classes: Physical Uplink Control Channel (Physical uplink control channel, PUCCH) and Physical Uplink Shared Channel (Physical uplink shared channel, PUSCH).PUCCH is used for carrying and comprises ascending control informations such as channel quality indication (CQI) information, correct response message/error response message (ACK/NACK), SR.PUSCH is used to carry transmitting uplink data, also may carry some ascending control informations when being necessary.
In realizing process of the present invention, the inventor finds to exist in the prior art following technical problem:
The process of describing by above-mentioned steps S01～step S05 as seen, the base station is just to be UE distribution uplink transmission resource after receiving the BSR that UE sends, there is certain time delay in scheduling of resource.And when having a plurality of UE to initiate dispatch request, the base station can't be defined as the priority orders that each UE distributes the resource of transmission BSR, can cause certain delay concerning the higher UE of priority.Generally speaking, to carry out the promptness of scheduling of resource relatively poor in the base station in the prior art.
Summary of the invention
The embodiment of the invention provides method, system and the equipment of scheduling of resource in a kind of long evolving system, is used for improving the promptness of LTE system scheduling of resource.
The embodiment of the invention provides the method for scheduling of resource in a kind of long evolving system, and this method comprises:
The service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal are carried in the scheduling of resource request that the base station receiving terminal sends in this scheduling of resource request;
The base station is the terminal distribution uplink transmission resource according to precedence information that carries in the described scheduling of resource request and/or data amount information.
The embodiment of the invention provides a kind of system of scheduling of resource, and this system comprises:
Terminal is used for sending the scheduling of resource request to the base station, carries the service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal in this scheduling of resource request;
The base station, be used to receive the scheduling of resource request that terminal sends after, be the terminal distribution uplink transmission resource according to precedence information that carries in the described scheduling of resource request and/or data amount information.
The embodiment of the invention provides a kind of terminal, and this terminal comprises:
The information loading unit is used for the service priority information and/or the data amount information of the current business datum waiting for transmission of this terminal are carried at the scheduling of resource request;
Request transmitting unit is used for sending described scheduling of resource request to the base station.
The embodiment of the invention provides a kind of base station, and this base station comprises:
The request receiving element is used for the scheduling of resource request that receiving terminal is sent, and carries the service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal in this scheduling of resource request;
The scheduling of resource unit, being used for according to described precedence information and/or data amount information is the terminal distribution uplink transmission resource.
Among the present invention, terminal sends the service priority information of the current business datum to be transmitted of carried terminal and/or the scheduling of resource request of data amount information to the base station, and the base station is the terminal distribution uplink transmission resource according to the precedence information and/or the data amount information that carry in the scheduling of resource request that receives.The service priority information and/or the data amount information of the current business datum to be transmitted of terminal can be known in the base station from the scheduling of resource request, can be defined as the priority orders of a plurality of terminal distribution uplink transmission resource according to service priority information, according to data amount information is the uplink transmission resource that terminal distribution is used for this terminal transmission business datum, effectively raises the promptness of scheduling of resource.
Description of drawings
Fig. 1 is the schematic flow sheet of scheduling of resource in the prior art;
The method flow schematic diagram that Fig. 2 provides for the embodiment of the invention;
Fig. 3 is the institutional framework exemplary plot of BSR in the embodiment of the invention;
The system configuration schematic diagram that Fig. 4 provides for the embodiment of the invention;
The terminal structure schematic diagram that Fig. 5 provides for the embodiment of the invention;
The architecture of base station schematic diagram that Fig. 6 provides for the embodiment of the invention.
Embodiment
In order to improve the promptness of scheduling of resource in the LTE system, the embodiment of the invention provides the method for scheduling of resource in a kind of long evolving system, in this method, terminal is at the service priority information from the current business datum to be transmitted of carried terminal in the scheduling of resource request to the base station and/or the data amount information that send, and the base station is the terminal distribution uplink transmission resource according to the information that is carried in the scheduling of resource request.Can carry the service priority information of the current business datum to be transmitted of terminal and/or the dispatch request resource of data amount information is that the base station is allocated in advance to terminal, and terminal utilizes this dispatch request resource to send described scheduling of resource request to the base station.This dispatch request resource can be periodic resources.
Referring to Fig. 2, the method for scheduling of resource in the long evolving system that the embodiment of the invention provides specifically may further comprise the steps:
Step 20: terminal sends the scheduling of resource request to the base station, carries the service priority information and/or the data amount information of the current business datum to be transmitted of described terminal in this scheduling of resource request;
Step 21: the base station is the terminal distribution uplink transmission resource according to precedence information that carries in the scheduling of resource request and/or data amount information after receiving the scheduling of resource request that terminal sends.The service priority information and/or the data amount information of the current business datum to be transmitted of terminal can be known in the base station from the scheduling of resource request, can be defined as the priority orders of a plurality of terminal distribution uplink transmission resource according to service priority information, be the uplink transmission resource that terminal distribution is used for this terminal transmission business datum according to data amount information.
With specific embodiment the inventive method is described below:
Embodiment one:
In the present embodiment, terminal is only carried service priority information in the scheduling of resource request, and the base station is that the method for terminal distribution uplink transmission resource is specific as follows according to the precedence information that carries in the scheduling of resource request:
The precedence information that carries in the scheduling of resource request that each terminal that the base station basis receives is sent, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively each terminal distribution uplink transmission resource according to this priority orders.For example, the priority of carrying in the scheduling of resource request is high more, for the priority orders of the terminal distribution uplink transmission resource of sending this scheduling of resource request forward more.If the priority of carrying in the plural scheduling of resource request equates, then can be defined as sending the priority orders of each terminal distribution uplink transmission resource of this plural scheduling of resource request according to preset rule, such as, the time of the scheduling of resource request that the base station receives more early, for the priority orders of the terminal distribution uplink transmission resource of sending this scheduling of resource request forward more.
After being the terminal distribution uplink transmission resource, the base station sends to this terminal with resource allocation result, and this terminal is utilized the uplink transmission resource of base station for this terminal distribution, sends buffer status reporting (BSR) and/or business datum to the base station.Concrete, if the base station is the uplink transmission resource of terminal distribution can the data carried by data amount be the data volume of the terminal BSR that need send, then terminal utilizes this uplink transmission resource to send BSR to the base station, and this BSR comprises the precedence information and the data amount information of the current business datum to be transmitted of terminal; If the base station is the uplink transmission resource of terminal distribution can the data carried by data amount be the data volume sum of the current partial service data to be sent of the data volume of the terminal BSR that need send and terminal, then terminal utilizes this uplink transmission resource to send BSR and partial service data to the base station, comprises the precedence information and the data amount information that also do not send to the service in base station data in the current business datum to be transmitted of terminal among this BSR; If the base station is the uplink transmission resource of terminal distribution can the data carried by data amount be the data volume of the current whole business datums to be sent of terminal terminal, and then terminal utilizes this uplink transmission resource to send whole business datums to the base station, does not need to send BSR this moment.
After the base station receives the BSR of terminal transmission, be that terminal continues to distribute uplink transmission resource according to the data amount information that comprises among this BSR.If terminal only sends business datum and do not comprise BSR, perhaps the data amount information that comprises among the BSR is 0, represents that then terminal has sent current whole business datums waiting for transmission, no longer is this terminal distribution resource.
In the present embodiment, the service priority information of carrying in the resource scheduling information can comprise: the precedence information of the logic channel group that the one or more logic channel group medium priorities under the current business datum to be transmitted of terminal are the highest.The LTE system comprises 4 logic channel groups, can adopt following dual mode to represent service priority information:
First kind, in resource scheduling information, carry the service priority information of 1 bit, for example, business datum with the current limit priority waiting for transmission of " 0 " expression UE in the scheduling of resource request belongs to two low priority logic channel groups, represents that with " 1 " business datum of the current limit priority waiting for transmission of UE belongs to two high priority logic channel groups.Promptly utilize LCGN to represent the service priority information of business datum.
The base station can be according to the service priority information in this scheduling of resource request after the scheduling of resource request that receives different terminals, which UE decision is preferably is distributed uplink transmission resource, for example, be preferably to send and carry the terminal priority allocation uplink transmission resource of service priority information for the scheduling of resource request of " 1 ".
Second kind, the service priority information of in resource scheduling information, carrying 2 bits, concrete definition can be as follows:
The current data of the limit priority of transmission that need of 00:UE belong to logic channel group 0;
The current data of the limit priority of transmission that need of 01:UE belong to logic channel group 1;
The current data of the limit priority of transmission that need of 10:UE belong to logic channel group 2;
The current data of the limit priority of transmission that need of 11:UE belong to logic channel group 3;
The above-mentioned service priority information of utilizing LCGN to represent business datum, the base station can be according to the service priority information in this scheduling of resource request after the scheduling of resource request that receives different terminals, which UE decision is preferably is distributed uplink transmission resource, for example, to carry service priority information the highest for the priority of the terminal distribution uplink transmission resource of the scheduling of resource request of " 11 " in order to send, " 10 " are inferior to " 11 ", " 01 " inferior to " 11 " and " 10 ", the priority of " 00 " is minimum.
Embodiment two:
In the present embodiment, terminal is carried service priority information and data amount information in the scheduling of resource request, and the base station is that the method for terminal distribution uplink transmission resource is specific as follows according to the precedence information that carries in the scheduling of resource request and data amount information:
The precedence information that carries in the scheduling of resource request that each terminal that the base station basis receives is sent, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively each terminal distribution uplink transmission resource according to this priority orders.During for the terminal distribution uplink transmission resource, the data amount information that carries in the scheduling of resource request that need send according to this terminal distributes, and makes can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution.The uplink transmission resource of distributing can be the total data amount of carrying in the scheduling of resource request, promptly once the resource allocation of terminal request is finished; The uplink transmission resource of distributing can also be the partial data amount of carrying in the scheduling of resource request, can a repeatedly the resource allocation of terminal request be finished.
The base station is after being the terminal distribution uplink transmission resource, resource allocation result is sent to this terminal, this terminal is utilized the uplink transmission resource of base station for this terminal distribution, send BSR and business datum to the base station, perhaps utilize the base station only to send business datum to the base station for the uplink transmission resource of this terminal distribution.Concrete, if comprise the data amount information of this terminal whole business datums waiting for transmission in the scheduling of resource request that terminal sends, then terminal utilizes this uplink transmission resource to send business datum to the base station, does not need to send BSR this moment; Otherwise terminal utilizes this uplink transmission resource to send BSR and business datum to the base station, comprises the precedence information and the data amount information that also do not send to the service in base station data in the current business datum to be transmitted of terminal among this BSR.
After the base station receives the BSR of terminal transmission, be that terminal continues to distribute uplink transmission resource according to the data amount information that comprises among this BSR.If terminal only sends business datum and does not comprise BSR, and the data volume of carrying in the scheduling of resource request that the uplink transmission resource that the base station has been distributed for this terminal can the data carried by data amount sends less than this terminal then continues as the uplink transmission resource that this terminal distribution is used for the business datum that transmission terminal also do not send; Otherwise, represent that then terminal has sent current whole business datums waiting for transmission, no longer be this terminal distribution resource.
In the present embodiment, precedence information that carries in the scheduling of resource request and data amount information can comprise: the precedence information of the logic channel group that the one or more logic channel group medium priorities under the current business datum to be transmitted of terminal are the highest and the data volume of the business datum to be transmitted that the highest logic channel group of this priority is carried; Perhaps, the precedence information of all the logic channel groups under the current business datum to be transmitted of terminal and the data volume of the business datum to be transmitted that each logic channel group is carried.Have 4 logic channel groups in the LTE system, specifically can adopt following four kinds of modes:
First kind, LCGN (2bit)+BSR (6bit): the structure of this mode and the short-and-medium BSR of LTE system is just the same, LCGN is used for indicating the business datum of the current business datum limit priority to be transmitted of UE to belong to which logic channel group, promptly utilize LCGN to represent the service priority information of business datum, BSR is used to indicate this logic channel group institute data carried by data amount, and the implication of BSR is as shown in the table among the LTE:
Second kind, brachymemma (LCGN+BSR): LCGN still is used for indicating the business datum of the current business datum limit priority to be transmitted of UE to belong to which logic channel group, and BSR is used to indicate this logic channel group institute data carried by data amount.LCGN can be 1bit or 2bit; BSR can be punctured into the bit number that can represent that 1 subframe can the data carried by data amount, perhaps can represent the bit number of the data volume of the large-data operation that the frequency of occurrences is the highest.In general, the large-data operation that subframe can not pass shared ratio in transfer of data is not high, thus the BSR of brachymemma many times enough expression need data quantity transmitted.
The third, the BSR of 4 logic channel groups (24bit): the structure of long BSR is just the same in this mode and the LTE system, and the BSR sequence arrangement of 4 logic channel groups has formed complete BSR information, and the BSR institutional framework is as shown in Figure 3.Each buffer data size among the figure (buffer size, BS) indication is used to represent a logic channel group institute data carried by data amount, each BS indication takies 6bit.
The 4th kind, the BSR of 4 logic channel groups of brachymemma: the difference of this kind mode and above-mentioned the third mode is, BSR can be punctured into the bit number that can represent that 1 subframe can the data carried by data amount, perhaps can represent the bit of the data volume of the large-data operation that the frequency of occurrences is the highest.
Embodiment three:
In the present embodiment, terminal is only carried data amount information in the scheduling of resource request, and the base station is that the method for terminal distribution uplink transmission resource is specific as follows according to the data amount information that carries in the scheduling of resource request:
The data amount information that carries in the scheduling of resource request that send according to terminal the base station is the terminal distribution uplink transmission resource, makes can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution.The uplink transmission resource of distributing can be the total data amount of carrying in the scheduling of resource request, promptly once the resource allocation of terminal request is finished; The uplink transmission resource of distributing can also be the partial data amount of carrying in the scheduling of resource request, promptly can several times the resource allocation of terminal request be finished.
The base station is after being the terminal distribution uplink transmission resource, resource allocation result is sent to this terminal, this terminal is utilized the uplink transmission resource of base station for this terminal distribution, send BSR and business datum to the base station, perhaps utilize the base station only to send business datum to the base station for the uplink transmission resource of this terminal distribution.Concrete, if comprise the data amount information of this terminal whole business datums waiting for transmission in the scheduling of resource request that terminal sends, then terminal utilizes this uplink transmission resource to send business datum to the base station, does not need to send BSR this moment; Otherwise terminal utilizes this uplink transmission resource to send BSR and business datum to the base station, comprises the data amount information that does not also send to the base station in the current business datum to be transmitted of terminal among this BSR.
After the base station receives the BSR of terminal transmission, be that terminal continues to distribute uplink transmission resource according to the data amount information that comprises among this BSR.If terminal only sends business datum and does not comprise BSR, and the data volume of carrying in the scheduling of resource request that the uplink transmission resource that the base station has been distributed for this terminal can the data carried by data amount sends less than this terminal then continues as the uplink transmission resource that this terminal distribution is used for the business datum that transmission terminal also do not send; Otherwise, represent that then terminal has sent current whole business datums waiting for transmission, no longer be this terminal distribution resource.
In the present embodiment, the data amount information that carries in the scheduling of resource request can comprise: the data volume of the described business datum that the highest logic channel group of one or more logic channel group medium priorities under the current business datum to be transmitted of terminal is carried.Have 4 logic channel groups in the LTE system, specifically can adopt following dual mode:
First kind, BSR (6bit): this BSR is the data volume of the described business datum of being carried of the highest logic channel group of one or more logic channel group medium priorities under the current business datum to be transmitted of UE.
Second kind, the BSR of brachymemma: the difference of this kind mode and above-mentioned first kind of mode is, BSR can be punctured into the bit number that can represent that 1 subframe can the data carried by data amount, perhaps can represent the bit of the data volume of the large-data operation that the frequency of occurrences is the highest.
Among the present invention, the length that is carried at the service priority information in the scheduling of resource request can compare top grade for 1 bit or 2.The length of data amount information can for: can represent first bit number that a predetermined number subframe can the data carried by data amount, predetermined number can be 1; Perhaps, can represent second bit number of the data volume of intended service, intended service can be the highest large-data operation of the frequency of occurrences; Perhaps, greater than the 3rd bit number of first bit number and/or second bit number, for example 6 bits.
Referring to Fig. 4, the embodiment of the invention also provides a kind of system of scheduling of resource, and this system comprises:
Described base station 31 also is used for: row control shared channel (PUCCH) is gone up the dispatch request resource that is used to carry described service priority information and/or data amount information for terminal distribution physically;
Described terminal 30 is used for: utilize described dispatch request resource to send described scheduling of resource request to the base station.
As first kind of embodiment, terminal is only carried service priority information in the scheduling of resource request that the base station sends, and described base station 31 is used for:
According to the precedence information that carries in the described scheduling of resource request, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively described each terminal distribution uplink transmission resource according to this priority orders.
Described terminal 30 is further used for:
Utilize the uplink transmission resource of described base station, send buffer status reporting and/or business datum to described base station for this terminal distribution.
As second kind of embodiment, terminal is carried service priority information and data amount information in the scheduling of resource request that the base station sends, and described base station 31 is used for:
According to the precedence information that carries in the described scheduling of resource request, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively described each terminal distribution uplink transmission resource, and can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution according to this priority orders.
Described terminal 30 is further used for:
Utilize the uplink transmission resource of described base station, send buffer status reporting and business datum, perhaps send business datum to described base station to described base station for this terminal distribution.
Described base station 31 is further used for:
In terminal after described base station sends business datum, be judged as the data volume of carrying in the scheduling of resource the request whether uplink transmission resource of this terminal distribution can the data carried by data amount send less than this terminal, if then continue as this terminal distribution uplink transmission resource.
As the third embodiment, terminal is only carried data amount information in the scheduling of resource request that the base station sends, and described base station 31 is used for:
Be the terminal distribution uplink transmission resource, this uplink transmission resource can be carried the data volume of carrying in the scheduling of resource request that this terminal sends.
Described terminal 30 is further used for:
Utilize the uplink transmission resource of described base station, send buffer status reporting and business datum, perhaps send business datum to described base station to described base station for this terminal distribution.
Described base station 31 is further used for:
In terminal after described base station sends business datum, be judged as the data volume of carrying in the scheduling of resource the request whether uplink transmission resource of this terminal distribution can the data carried by data amount send less than this terminal, if then continue as this terminal distribution uplink transmission resource.
Referring to Fig. 5, the embodiment of the invention also provides a kind of terminal, can be applied in the system of scheduling of resource, and this terminal comprises:
Described terminal also comprises:
Referring to Fig. 6, the embodiment of the invention also provides a kind of base station, can be applied in the system of scheduling of resource, and this base station comprises:
Request receiving element 50 is used for the scheduling of resource request that receiving terminal is sent, and carries the service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal in this scheduling of resource request;
Scheduling of resource unit 51, being used for according to described precedence information and/or data amount information is the terminal distribution uplink transmission resource.
This base station also comprises:
Dispatch request resource allocation unit 52 is used for going physically control shared channel (PUCCH) and goes up the dispatch request resource that is used to carry described service priority information and/or data amount information for terminal distribution.
As first kind of embodiment, terminal is only carried service priority information in the scheduling of resource request that the base station sends, and described scheduling of resource unit 51 comprises:
First priority determining unit is used for the precedence information that carries according to described scheduling of resource request, is defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request;
First resource allocation unit is used for being respectively described each terminal distribution uplink transmission resource according to described priority orders.
As second kind of embodiment, terminal is carried service priority information and data amount information in the scheduling of resource request that the base station sends, and described scheduling of resource unit 51 comprises:
Second priority determining unit is used for the precedence information that carries according to described scheduling of resource request, is defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request;
Second resource allocation unit is used for being respectively described each terminal distribution uplink transmission resource according to described priority orders, and can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution.
As the third embodiment, terminal is only carried data amount information in the scheduling of resource request that the base station sends, and described scheduling of resource unit 51 comprises:
The information resources allocation units are used to the terminal distribution uplink transmission resource, and this uplink transmission resource can be carried the data volume of carrying in the scheduling of resource request that this terminal sends.
This base station also comprises:
Judging unit 53 is used for being judged as the data volume that scheduling of resource request that whether uplink transmission resource of terminal distribution can the data carried by data amount send less than this terminal is carried, if then continue as this terminal distribution uplink transmission resource.
To sum up, beneficial effect of the present invention comprises:
In the scheme that the embodiment of the invention provides, terminal sends the service priority information of the current business datum to be transmitted of carried terminal and/or the scheduling of resource request of data amount information to the base station, and the base station is the terminal distribution uplink transmission resource according to the precedence information and/or the data amount information that carry in the scheduling of resource request that receives.The service priority information and/or the data amount information of the current business datum to be transmitted of terminal can be known in the base station from the scheduling of resource request, can be defined as the priority orders of a plurality of terminal distribution uplink transmission resource according to service priority information, the uplink transmission resource that directly is used for this terminal transmission business datum according to data amount information for terminal distribution, and need not wait until that terminal sends the uplink transmission resource that just is used for this terminal transmission business datum behind the BSR for terminal distribution, effectively raise the promptness of scheduling of resource.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (24)
1. the method for scheduling of resource in the long evolving system is characterized in that this method comprises:
The service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal are carried in the scheduling of resource request that the base station receiving terminal sends in this scheduling of resource request;
The base station is the terminal distribution uplink transmission resource according to precedence information that carries in the described scheduling of resource request and/or data amount information.
2. the method for claim 1 is characterized in that, before the scheduling of resource request that the base station receiving terminal sends, this method further comprises:
The dispatch request resource that is used to carry described service priority information and/or data amount information for terminal distribution is gone up in described base station row control shared channel PUCCH physically, and this dispatch request resource is a periodic resources;
Described terminal utilizes described dispatch request resource to send described scheduling of resource request to the base station.
3. the method for claim 1 is characterized in that, described base station comprises for the terminal distribution uplink transmission resource according to the precedence information that carries in the described scheduling of resource request:
Described base station is according to the precedence information that carries in the described scheduling of resource request, is defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and is respectively described each terminal distribution uplink transmission resource according to this priority orders.
4. method as claimed in claim 3 is characterized in that, after being the terminal distribution uplink transmission resource, this method further comprises:
Terminal is utilized the uplink transmission resource of described base station for this terminal distribution, sends buffer status reporting BSR and/or business datum to described base station.
5. want 3 described methods as right, it is characterized in that, described service priority information comprises:
The precedence information of the logic channel group that the one or more logic channel group medium priorities under the described business datum are the highest.
6. the method for claim 1 is characterized in that, described base station comprises for the terminal distribution uplink transmission resource according to precedence information that carries in the described scheduling of resource request and data amount information:
Described base station is according to the precedence information that carries in the described scheduling of resource request, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively described each terminal distribution uplink transmission resource, and can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution according to this priority orders.
7. method as claimed in claim 6 is characterized in that, described precedence information and data amount information comprise:
The precedence information of the logic channel group that the one or more logic channel group medium priorities under the described business datum are the highest and the data volume of the described business datum that the highest logic channel group of this priority is carried; Perhaps,
The precedence information of all the logic channel groups under the described business datum and the data volume of the described business datum that each logic channel group is carried.
8. the method for claim 1 is characterized in that, described base station comprises for the terminal distribution uplink transmission resource according to the data amount information that carries in the described scheduling of resource request:
Described base station is the terminal distribution uplink transmission resource, and this uplink transmission resource can be carried the data volume of carrying in the scheduling of resource request that this terminal sends.
9. method as claimed in claim 8 is characterized in that, described data amount information comprises:
The data volume of the described business datum that the highest logic channel group of one or more logic channel group medium priorities under the described business datum is carried.
10. as arbitrary described method among the claim 6-9, it is characterized in that after being the terminal distribution uplink transmission resource, this method further comprises:
Terminal is utilized the uplink transmission resource of described base station for this terminal distribution, sends BSR and business datum to described base station, perhaps sends business datum to described base station.
11. method as claimed in claim 10 is characterized in that, after described base station sent business datum, this method further comprised in terminal:
Described base station is judged as the data volume of carrying in the scheduling of resource the request whether uplink transmission resource of this terminal distribution can the data carried by data amount send less than this terminal, if then be used for transmitting the uplink transmission resource that described current business datum to be transmitted does not also send to the service in base station data for this terminal distribution.
12. the system of a scheduling of resource is characterized in that, this system comprises:
Terminal is used for sending the scheduling of resource request to the base station, carries the service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal in this scheduling of resource request;
The base station, be used to receive the scheduling of resource request that terminal sends after, be the terminal distribution uplink transmission resource according to precedence information that carries in the described scheduling of resource request and/or data amount information.
13. system as claimed in claim 12 is characterized in that, described base station also is used for:
Row control shared channel PUCCH goes up the dispatch request resource that is used to carry described service priority information and/or data amount information for terminal distribution physically, and this dispatch request resource is a periodic resources;
Described terminal is used for:
Utilize described dispatch request resource to send described scheduling of resource request to the base station.
14. system as claimed in claim 12 is characterized in that, described base station is used for:
According to the precedence information that carries in the described scheduling of resource request, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively described each terminal distribution uplink transmission resource according to this priority orders.
15. system as claimed in claim 12 is characterized in that, described base station is used for:
According to the precedence information that carries in the described scheduling of resource request, be defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request, and be respectively described each terminal distribution uplink transmission resource, and can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution according to this priority orders.
16. system as claimed in claim 12 is characterized in that, described base station is used for:
Be the terminal distribution uplink transmission resource, this uplink transmission resource can be carried the data volume of carrying in the scheduling of resource request that this terminal sends.
17. a terminal is characterized in that, this terminal comprises:
The information loading unit is used for the service priority information and/or the data amount information of the current business datum waiting for transmission of this terminal are carried at the scheduling of resource request;
Request transmitting unit is used for sending described scheduling of resource request to the base station.
18. terminal as claimed in claim 17 is characterized in that, described terminal also comprises:
Data transmission unit is used to utilize described base station according to the uplink transmission resource of described service priority information for this terminal distribution, sends buffer status reporting BSR and/or business datum to described base station.
19. a base station is characterized in that, this base station comprises:
The request receiving element is used for the scheduling of resource request that receiving terminal is sent, and carries the service priority information and/or the data amount information of the current business datum waiting for transmission of described terminal in this scheduling of resource request;
The scheduling of resource unit, being used for according to described precedence information and/or data amount information is the terminal distribution uplink transmission resource.
20. base station as claimed in claim 19 is characterized in that, this base station also comprises:
The dispatch request resource allocation unit is used for going physically control shared channel PUCCH and goes up the dispatch request resource that is used to carry described service priority information and/or data amount information for terminal distribution, and this dispatch request resource is a periodic resources.
21. base station as claimed in claim 19 is characterized in that, described scheduling of resource unit comprises:
First priority determining unit is used for the precedence information that carries according to described scheduling of resource request, is defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request;
First resource allocation unit is used for being respectively described each terminal distribution uplink transmission resource according to described priority orders.
22. base station as claimed in claim 19 is characterized in that, described scheduling of resource unit comprises:
Second priority determining unit is used for the precedence information that carries according to described scheduling of resource request, is defined as sending the priority orders of each terminal distribution uplink transmission resource of scheduling of resource request;
Second resource allocation unit is used for being respectively described each terminal distribution uplink transmission resource according to described priority orders, and can carry the data volume of carrying in the scheduling of resource request that this terminal sends for the uplink transmission resource of terminal distribution.
23. base station as claimed in claim 19 is characterized in that, described scheduling of resource unit comprises:
The information resources allocation units are used to the terminal distribution uplink transmission resource, and this uplink transmission resource can be carried the data volume of carrying in the scheduling of resource request that this terminal sends.
24., it is characterized in that this base station also comprises as claim 22 or 23 described base stations:
Judging unit, be used for being judged as the data volume that scheduling of resource request that whether uplink transmission resource of terminal distribution can the data carried by data amount send less than this terminal is carried, if then be used for transmitting the uplink transmission resource that described current business datum to be transmitted does not also send to the service in base station data for this terminal distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910082703A CN101873704A (en) | 2009-04-24 | 2009-04-24 | Method, system and equipment for resource scheduling in long-term evolution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910082703A CN101873704A (en) | 2009-04-24 | 2009-04-24 | Method, system and equipment for resource scheduling in long-term evolution system |
Publications (1)
| Publication Number | Publication Date |
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| CN101873704A true CN101873704A (en) | 2010-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910082703A Pending CN101873704A (en) | 2009-04-24 | 2009-04-24 | Method, system and equipment for resource scheduling in long-term evolution system |
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| CN (1) | CN101873704A (en) |
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