CN104041159A - Resource allocation control - Google Patents

Resource allocation control Download PDF

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Publication number
CN104041159A
CN104041159A CN201280035143.5A CN201280035143A CN104041159A CN 104041159 A CN104041159 A CN 104041159A CN 201280035143 A CN201280035143 A CN 201280035143A CN 104041159 A CN104041159 A CN 104041159A
Authority
CN
China
Prior art keywords
resource
equipment
logic channel
resource allocation
authorization resources
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201280035143.5A
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Chinese (zh)
Inventor
S-J·阿科拉
T·科斯克拉
S·蒂尔蒂南
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Broadcom Corp
Zyray Wireless Inc
Original Assignee
Zyray Wireless Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US13/114,524 external-priority patent/US8731590B2/en
Priority claimed from GB1108706.1A external-priority patent/GB2491138B/en
Application filed by Zyray Wireless Inc filed Critical Zyray Wireless Inc
Publication of CN104041159A publication Critical patent/CN104041159A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/563Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources

Abstract

There are provided measures for resource allocation control, for example comprising allocating resources based on a resource allocation assignment including at least an assignment of a resource allocation amount of granted resources for transmission to logical channels, for which data is available for transmission, according to a priority and a prioritized bit rate of each logical channel, and calculating a metric indicative of a result of the resource allocation in terms of at least one of requirements of the prioritized bit rates of the logical channels and the available data of the logical channels.

Description

Resource is distributed control
Technical field
The present invention relates to resource and distribute control.More specifically, the present invention relates to distribute for resource the measure (comprising method, device and computer program) of controlling.
Background technology
In field of wireless communications systems, resource is distributed and resource-sharing represents important problem.This is specifically due to the following fact, and this fact is that resource can be used for the limited and therefore resource-constrained of the frequency band (being frequency spectrum) of concrete communication or system thereon.Therefore, available resources will be by a plurality of communication common carrier equipments.Such resource sharing can show sharing of logic channel between communication equipment or radio bearer.
As first aspect in this regard, can distribute or assign (scheduling) resource quantity shared for theirs for a plurality of communication equipments.In cellular communication environment, this terminal and other communication equipment (group) that can be conventionally respectively in its overlay area by access node or base station is carried out.
As second aspect in this regard, can distribute or assign the shared balance of (scheduling) resource to be used to their indivedual uses to define their corresponding relations to the resource of public distribution for communication equipment.In cellular communication environment, this terminal and other communication equipment (group) that can be respectively in its overlay area by access node or base station is carried out.Otherwise, device-to-device (D2D) communication of network control (wherein equipment, such as subscriber equipment (UE) or the mutual direct communication of terminal, do not relate to the network entity of cellular communications networks, such as access node or base station) in, this also can carry out with coordination mode between the communication equipment that participates in D2D communication.
Yet in field of wireless communications systems, problem is specifically according to indivedual service quality (QoS) configuration, to provide (for example for shared logic channel) suitable and fair resource to distribute control.In other words, debatable is to guarantee to distribute to the resource of communication equipment---comprising resource quantity allotted and in resource-sharing balance at least one---to meet QoS setting and/or the requirement that participates in certain all logic channel of communicating by letter.
Such problem is relevant especially when in resource quantity allotted, by network control, resource-sharing balance is controlled by communication equipment itself.
Under these circumstances, may be difficult to prevent that other communication equipment comparison of communication equipment and shared resource from moving in partial mode.In other words, may be debatable network for (for example, in D2D or uplink communication) communication equipment will be shared logic channel configuration QoS while arranging, can not realizing of appropriate control logic channel and the actual bit rate of realizing be set according to the QoS of configuration.
In addition, under these circumstances, resource is distributed and shared suitable coordination may be difficult to realize.In other words, may debatablely be that the suitable and fair resource that exchange is suitable between communication equipment is distributed and shared reliable parameter.For example use buffer state as for the resource being equilibrated between communication equipment, distribute parameter time, as proposed in routine, how the resource-sharing of using that this parameter may not disclose the Radio Resource of distribution arranges corresponding to the QoS of configuration of the equipment at public D2D or uplink communication.
In view of this, how to exist for example, to distribute to control with due regard to for resource in (for shared logic channel) resource and distribute concrete property relevant for controlling (such as the QoS of shared logic channel arranges).
Therefore require further improvement resource and distribute control.
Summary of the invention
Various execution mode object of the present invention be to solve in an above difficult problem and/or problem and shortcoming at least partly.
In claims, set forth various execution mode of the present invention.
According to the first execution mode, a kind of method that resource is distributed of controlling is provided, the method comprises: obtain resource allocation assignment, this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; According to the bit rate of the priority of each logic channel and priorization from authorization resources to the logical channel assignment resource that can be used for transmitting data; And according at least one in the data available of the requirement of the bit rate of the priorization at logic channel and the logic channel tolerance of calculating the result of indexed resource distribution.
For example according to it, further develop or revise, resource distribute can comprise with in the priority orders of successively decreasing of each logic channel to the first round Resources allocation to logic channel of the bit rate of the priorization of each logic channel, and the method can also comprise: whether the authorization resources of determining the result of distributing as first round resource enough for meeting requirement or the data available of bit rate of the priorization of logic channel.In this case, if determine that authorization resources is not enough, metric calculation can comprise and adds up to first round resource to distribute data volume unappropriated and logic channel that be necessary in order to meet the requirement of bit rate of priorization of logic channel or data available to distribute.
For example according to it, further develop or revise, if determine that the authorization resources of the result of distributing as first round resource is enough, resource is distributed and can also be comprised with the priority orders of successively decreasing of each logic channel and take turns Resources allocation to logic channel second, and wherein this resource is that first round resource is distributed unappropriated resource.In this case, metric calculation can comprise and adds up to the second data volume of taking turns the logic channel that resource distributes.
According to the second execution mode, a kind of method that resource is distributed of controlling is provided, the method comprises: at least one equipment that participates in transmission, provide resource allocation assignment, this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; From described at least one equipment, receive according to the indication of at least one the requirement of the bit rate of the priorization of logic channel and data available the tolerance in the resource allocation result of described at least one equipment; About resource allocation assignment, assess at least one tolerance of reception; And the result based on assessment is revised resource allocation assignment and the resource allocation assignment of modification is provided to described at least one equipment.
According to the 3rd execution mode, provide a kind of for distributing the device using controlling resource, this device comprises: interface, is arranged to another device at least and communicates by letter; And treatment system, be arranged to: via interface, obtain resource allocation assignment, this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; According to the bit rate of the priority of each logic channel and priorization from authorization resources to the logical channel assignment resource that can be used for transmitting data; And according at least one in the data available of the requirement of the bit rate of the priorization at logic channel and the logic channel tolerance of calculating the result of indexed resource distribution.
For example according to it, further develop or revise, treatment system can be arranged to: with the bit rate to the priorization of each logic channel in the priority orders of successively decreasing of each logic channel, carry out to logic channel first round Resources allocation; And whether definite authorization resources is enough for meeting the requirement of bit rate of priorization of logic channel or the result that data available distributes as first round resource.In this case, if determine that authorization resources is not enough, for metric calculation, described treatment system can also be arranged to and add up to first round resource to distribute data volume unappropriated and logic channel that be necessary in order to meet the requirement of bit rate of priorization of logic channel or data available to distribute.
For example according to it, further develop or revise, if determine that the result authorization resources distributing as first round resource is enough, treatment system can be arranged to the priority orders of successively decreasing of each logic channel and carry out to logic channel second and take turns and distribute first round resource to distribute unappropriated resource.In this case, for metric calculation, treatment system can also be arranged to and add up to the second data volume of taking turns the logic channel that resource distributes.
According to the 4th execution mode, provide a kind of for distributing the device using controlling resource, this device comprises: interface, is arranged to another device at least and communicates by letter; And treatment system, be arranged to: via interface, at least one equipment that participates in transmission, provide resource allocation assignment, this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; Via interface, from described at least one equipment, receive according to the indication of at least one the requirement of the bit rate of the priorization of logic channel and data available the tolerance in the resource allocation result of described at least one equipment; About resource allocation assignment, assess at least one tolerance of reception; And the result based on assessment is revised resource allocation assignment and the resource allocation assignment of modification is provided to described at least one equipment via interface.
According to the 5th execution mode, provide a kind of computer software that is suitable for carrying out the method for the first execution mode or the second execution mode.
According to the 6th execution mode, a kind of computer program that comprises non-transient computer-readable recording medium is provided, this non-transient computer-readable recording medium has the computer-readable instruction of storage thereon, and these computer-readable instructions can be carried out so that computerized equipment is carried out a kind of method of distributing for controlling resource according to the method for the first execution mode or the second execution mode by computerized equipment.
By embodiments of the present invention, provide resource to distribute and control.More specifically, by embodiments of the present invention, be provided for (can for example be applicable to shared logic channel) resource and distribute measure and the mechanism of controlling.
According to the 7th execution mode, provide a kind of substantially as the device describing with reference to the accompanying drawings herein.
Therefore, realizing resource distributes method, equipment and the computer program controlled to realize improvement.
Accompanying drawing explanation
For more complete understanding embodiments of the present invention, referring now to the following description of carrying out by reference to the accompanying drawings, in the accompanying drawings:
Fig. 1 illustrates the schematic diagram of the deployment scenario that illustrative embodiments of the present invention is applicable to;
Fig. 2 show diagram according to the embodiment of the present invention can or by the flow chart of the example of the process of terminal operation;
Fig. 3 show diagram according to the embodiment of the present invention can or by the flow chart of the example of the metric calculation process of terminal operation;
Fig. 4 illustrates for illustrating in the situation that distribute the available resources of controlling enough in the quantity of transmission data and according to the schematic diagram of the relation between the data volume of the bit rate of the bit rate of priorization and distribution for resource according to the embodiment of the present invention;
Fig. 5 illustrates for illustrating in the resource for according to the embodiment of the present invention and distributes in the inadequate situation of available resources of controlling in the quantity of transmission data and according to the schematic diagram of the relation between the data volume of the bit rate of the bit rate of priorization and distribution;
Fig. 6 show diagram according to the embodiment of the present invention can or the flow chart of another example of the process that operated by network entity;
Fig. 7 illustrates the signaling diagram of process according to the embodiment of the present invention; And
Fig. 8 shows the block diagram that device is according to the embodiment of the present invention shown.
Embodiment
Below embodiments of the present invention will be described.More specifically, below with reference to concrete non-restrictive example, embodiments of the present invention are described.It will be appreciated by those skilled in the art that the present invention is never limited to these examples and can be applied even more extensively.
By noticing that following example is described, relate generally to the standard being used as for the non-restrictive example of some network configuration and deployment.Particularly, the applicability for the execution mode of such description, will comprise that LTE-is senior with LTE() relevant cellular communications networks is used as non-restrictive example.The description of the execution mode providing like this, herein relates generally to it directly relevant term.Such term is only used in the background of the non-restrictive example presenting and does not naturally limit by any way the present invention.On the contrary, as long as meet feature described herein, also can utilize any other communication system, frequency band, network configuration or system deployment etc.
Below by some alternative various execution mode of the present invention and implementations described.General attention needs according to some and constraint, can be separately or provide the alternative of all descriptions any in imagining combination (also comprising the combination of various alternative indivedual features).
According to the embodiment of the present invention, generally speaking, be provided for (can for example be applicable to shared logic channel) resource and distribute mechanism, measure and the device of controlling.
Fig. 1 illustrates the schematic diagram of the deployment scenario that embodiments of the present invention are applicable to.
As shown in fig. 1, can suppose four terminal UE 1, UE2, UE3 and UE4 reside at cellular communications networks, such as in for example the community of LTE network (shown in dotted line).ENB represents access node or the base station of communication network, and this access node or base station are controlled at the service terminal in its overlay area.Terminal UE 1 to UE4 can be via cellular communications networks, via eNB communication, and terminal UE 3 also can be via local area network (LAN), such as WLAN communication, and the access point of this local area network (LAN) is represented by AP.
According to the unrestricted scene of Fig. 1, terminal UE 1 can be communicated by letter at foundation each other (network/eNB controls) D2D with UE2, terminal can for example, be set up (network/eNB controls) uplink communication with (can serve honeycomb shunting object) WLAN access point, and terminal UE 4 can be with cellular communications networks, such as LTE sets up (network/eNB controls) uplink communication.Can on (cellular communications networks, such as LTE's) licensed band/frequency spectrum or non-licensed band/frequency spectrum, set up D2D communication, can on (WLAN's) non-licensed band/frequency spectrum, set up up link WLAN communication, and can on (cellular communications networks, such as LTE's) licensed band/frequency spectrum, set up uplink cell communication.In order to set up and to operate such communicating by letter, signaling shown in can passing through connects carries out signaling procedure.
Non-licensed band can be arranged in one or more scope of 2.4GHz scope, 6GHz scope, the following ISM scope of any GHz, and local area network (LAN) can be based on any IEEE802.11 standard (such as comprising 802.11ah, 802.11af, 802.11ac etc.).
Hereinafter, reference method, process and function and reference structure are arranged and are configured and describe embodiments of the present invention.
In order to contribute to understand better this instruction, the present invention and execution mode thereof based on QoS arrange and provide following consideration aspect the priorization of logic channel.
In the current 3GPP standard such as for LTE, for the uplink communication of every radio bearer is specified the qos parameter of the bit rate (PBR) that is called priorization.PBR is the data rate providing to a logic channel before any transfer resource of low priority logical channel assignment more.Introduce PBR with avoid may be for thering is the terminal of radio bearer of a plurality of configurations the hungry problem of so-called uplink scheduling that occurs.PRB may not be with assurance bit rate (GBR) relating to parameters sending to signaling for eNB via S1 interface, can be also non-GBR radio bearer definition PBR.
Thereby the rate control feature of introducing every carrying for sharing uplink resource between radio bearer.For example RRC can control uplink rate control function by give priority and PBR to each carrying.Uplink rate is controlled function and is guaranteed its radio bearer of each terminal processes, first all radio bearers can be served with the corresponding PRB to them in the priority orders of successively decreasing, and take subsequently the priority orders of successively decreasing and serve all radio bearers as reservation of resource.
Fig. 2 show diagram according to the embodiment of the present invention can be in end operation or by the example flow diagram of the process of terminal operation.
As shown in Figure 2, process according to the embodiment of the present invention can comprise following operation: obtain resource allocation assignment, this resource allocation assignment at least comprises the appointment (210) of the resource quantity allotted of the authorization resources for transmitting; According to the bit rate of the priority of each logic channel and priorization from authorization resources to the logical channel assignment resource (220) that can be used for transmitting data; And according at least one in the data available of the requirement of the bit rate of the priorization at logic channel and the logic channel tolerance (230) of calculating the result of indexed resource distribution.
According to the embodiment of the present invention, except the appointment (relevant with potential first resource allocated phase) of the resource quantity allotted of the authorization resources for transmitting or replace this appointment, resource allocation assignment also comprises the appointment (relevant with potential Secondary resource allocated phase) of the resource-sharing balance of authorization resources between the equipment that participates in transmission.
According to the embodiment of the present invention, resource allocation operations can comprise with the first round Resources allocation to logic channel or the described first round Resources allocation and second to the bit rate of the priorization of each logic channel in the priority orders of successively decreasing of each logic channel takes turns Resources allocation, and second to take turns Resources allocation be to distribute unappropriated resource with the first round resource to logic channel of the priority orders of successively decreasing of each logic channel for this.
(end side) tolerance that according to the embodiment of the present invention, can provide calculating between terminal/device is with network entity, such as access node or base station is for access node or base station can be made and share relevant may correcting action and/or provide this tolerance can carry out by redistributing in the shared stage of Secondary resource for them of stage at the first resource allocated phase between equipment and/or Secondary resource between two terminal/device.
According to the embodiment of the present invention, can be specifically to the access node of the Serving cell of (can be receiving in advance resource allocation assignment from it) cellular communications networks or base station, (on one's own initiative, periodically or when request or inquiry) sends (end side) tolerance of calculating.Then can receive the resource allocation assignment of revising from access node or the base station of Serving cell, the resource allocation assignment of this modification comprises at least one of the appointment of resource quantity allotted of the authorization resources for transmitting and the appointment of the resource-sharing balance of authorization resources between the equipment that participates in transmission, and can the resource allocation assignment based on this modification carries out (for D2D or UL communication) follow-up resource and distribute.
According to the embodiment of the present invention, can be specifically to participating in equipment that the D2D relevant with transmission communicate by letter, be that another terminal sends (end side) calculated and measures.Then can be from described equipment, be the resource allocation assignment that terminal to be revised, the resource allocation assignment of this modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment.Then the resource allocation assignment based on revising is carried out (communicating by letter for D2D) follow-up resource distribution.Additionally or alternatively, can receive from described equipment correspondence (end side) tolerance of described equipment, tolerance that can be based on calculating and the local resource allocation assignment of setting up and modification being provided to described equipment of tolerance of reception, the resource allocation assignment of this modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment.Then can be for the terminal of discussing with another terminal in communicating by letter the resource allocation assignment based on revising carry out (for D2D communication) follow-up resource and distribute.
Fig. 3 show diagram according to the embodiment of the present invention can be in end operation or by the flow chart of the example of the metric calculation process of terminal operation.
According to the process of Fig. 3, based on MAC PDU assembly and multiplexing operation, this operation shows bgical channel priority function.
Embodiments of the present invention based on MAC PDU assembly and multiplexing in such bgical channel priority (will) applicable while carrying out new transmission.
Particularly, (for example RRC) at least the bit rate based on priority and priorization controls the scheduling of data (such as D2D and/or ul transmissions data), and these parameters can be for sending each logic channel signaling and the appointment of data thereon.
Each terminal (UE) should maintain the variable Bj for each logic channel j.Variable Bj should be initialized to zero and should increase progressively product PBR * TTI duration for each TTI when setting up relevant logic channel, and wherein PBR is the bit rate of the priorization of logic channel j.The value of Bj can be for negative, big or small but should never surpass bucket, and if the value of Bj is greater than the bucket size of logic channel j, it should be arranged to bucket size.The bucket size of logic channel equals product PBR * BSD, and wherein BSD is the bucket size duration of logic channel j, and PBR and BSD can be by more high-rise configurations.
According to the embodiment of the present invention, terminal can (will) while carrying out new transmission in MAC PDU assembly and logical channels prioritisation process when multiplexing.
In the first round, resource was distributed, as shown in the step 1 in Fig. 3, with in the priority orders of successively decreasing of each logic channel to the bit rate of the priorization of each logic channel to the logical channel assignment resource that can be used for transmitting data.That is to say, with the priority orders of successively decreasing to all logical channel assignment resources with Bj>0.If the PRB of logic channel (or radio bearer) is configured to " infinity ", terminal should be for being used in all data allocations resources of transmitting on radio bearer before the PRB of satisfied more low priority radio bearer.Subsequently, as shown in the step 2 in Fig. 3, terminal should be successively decreased the value of Bj in above step 1 to total size of the MAC SDU of logic channel j service (be MAC PDU can allocated size or payload).
After the first round, resource was distributed, whether the authorization resources of determining the result that (distinguishing) distributes as first round resource is enough for meeting requirement or the data available of bit rate of the priorization of logic channel.That is to say, can determine that whether (distinguishing) MAC PDU filled up data before serving the minimum PRB data volume of each logic channel or data available.
According to the embodiment of the present invention, can be for wherein equal or exceed requirement or the data available of the bit rate of the priorization that meets logic channel while providing the bit rate of priorization according to each logic channel of the data volume of the bit rate of priorization for the data available transmitting, and for wherein surpass all data availables of each logical channel assignment of the data available for transmitting according to the data volume of the bit rate of priorization.
If determine (distinguishing) for certainly, be requirement or the data available of the authorization resources deficiency bit rate that is enough in the priorization that meets logic channel, according at least one in the data available of the requirement of the bit rate of the priorization at logic channel and the logic channel tolerance (being expressed as TX_metric) of calculating the result that indexed resource distributes.According to the embodiment of the present invention, can be in this case by adding up to first round resource distribute unappropriated and be necessary that in order to meet the requirement of bit rate of priorization of logic channel or data available the data volume of the logic channel that distributes carrys out computation measure.
If determine that (distinguishing) is for the resource of negating, guaranteeing is enough for meeting requirement or the data available of bit rate of the priorization of logic channel, this process continues as follows.
Second, take turns during resource distributes, as shown in the step 3 in Fig. 3, with the priority orders of successively decreasing of each logic channel, to the logical channel assignment first round resource that still can be used for transmitting data, distribute unappropriated resource.That is to say, if any resource reservation, serves all logic channels (regardless of the value of Bj) with strictly decreasing priority orders until exhaust whichsoever data for this logic channel formerly or resource assignment (be MACPDU can allocated size or payload) should be taken turns and serve comparably the logic channel that disposes equal priority at this.
Second, take turns in resource distribution, according at least one in the data available of the requirement of the bit rate of the priorization at logic channel and the logic channel tolerance (being expressed as TX_metric) of calculating the result of indexed resource distribution.According to the embodiment of the present invention, can be in this case by adding up to the second data volume of taking turns the logic channel that resource distributes, be that the summary data amount of step 3 is carried out computation measure.
According to the embodiment of the present invention, aforementioned tolerance (TX_metric) goes for communicating by letter with the network entity of cellular communications networks, at least one in for example, for example, such as the up link between the access node (AP of WLAN) of access node or base station (eNB of LTE) or local area network (LAN) current (therefore representing UL_metric) in the D2D communication between terminal (therefore representing D2D_metric) and in terminal.
According to the embodiment of the present invention, the data volume that metric calculation can be based on such calculating and can for example also comprise mean value and/or the data volume of formation (average) total and the ratio of the quantity of authorization resources of data volume of the total of fetch logic channel.
According to the embodiment of the present invention, every kind (D2D or UL) transmission (or its preparation) and corresponding MAC PDU assembly and multiplexing during, terminal is such calculated data amount sum as outlined above, and terminal can keep the mean value of those summing values in a plurality of previously (D2D or UL) transmission up-to-date concurrently.For example can be within certain time period or by get such mean value with moving average filter, wherein new_average_value=(1-alfa) x value_of_current_transmission+alfa x old_average_value sets up.The length being averaged can be by network control (optimization) for example, so that accuracy and the required signaling between communication equipment (comprising UE and eNB/AP) that appropriate balance is controlled.
To for illustrating that Fig. 4 and Fig. 5 of the details of metric calculation according to the embodiment of the present invention carries out reference.
In Fig. 4 and Fig. 5, for each logic channel having separately in logic channel (j=1..4) predetermined priority, that number is four, the block diagram with thick black line shows PRB requirement, and data volume or the bit rate of grey square diagram for transmitting.
Fig. 4 illustrates for illustrating in the situation that distribute the available resources of controlling enough in the quantity of transmission data and according to the schematic diagram of the relation between the data volume of the bit rate of the bit rate of priorization and distribution for resource according to the embodiment of the present invention.That is to say, Fig. 4 represents according to the negative configuration of determining (distinguishing) in the process of Fig. 3.
The indication of the piece arrow indication resource that (in the step 1 of Fig. 3) distributes in first round resource is distributed, and the black patch arrow in vain resource that (in the step 3 of Fig. 3) distributes in second takes turns resource distribution.As from Fig. 4 clearly, after distributing, two-wheeled resource do not retain requirement or the available transmission data of the bit rate of priorization.Tolerance according to the embodiment of the present invention will be for just, and its (definitely) value is relevant by the length with black patch arrow (sum).As shown above, also can get the mean value of such summation relevant with length and/or use so relevant summation with length to be used to form and authorization resources quantity, the ratio of the length (sum) of black and white piece arrow for example.
Fig. 5 illustrates for illustrating in the resource for according to the embodiment of the present invention and distributes in the inadequate situation of available resources of controlling in the quantity of transmission data and according to the schematic diagram of the relation between the data volume of the bit rate of the bit rate of priorization and distribution.That is to say, Fig. 5 represents according to the configuration of certainly definite (distinguishing) in the process of Fig. 3.
The white piece arrow indication resource that (in the step 1 of Fig. 3) distributes in first round resource is distributed, and the indication of grey horizontal line piece arrow in first round resource is distributed unappropriated resource, soon still to need to be allocated for the resource of the PRB requirement that realizes logic channel.As from Fig. 5 clearly, the requirement of the bit rate of priorization retains for logic channel 3 and 4.Tolerance according to the embodiment of the present invention will be for negative, and its (definitely) is worth the length (sum) with grey horizontal line piece arrow is relevant.As shown above, also can get the mean value of such summation relevant with length and/or use so relevant summation with length to be used to form and authorization resources quantity, the ratio of the length (sum) of white piece arrow for example.
Fig. 6 show diagram according to the embodiment of the present invention can or by the flow chart of another example of the process of network entity, for example eNB operation.
As shown in Figure 6, process according to the embodiment of the present invention comprises following operation: to participate in transmission at least one equipment, be that terminal provides resource allocation assignment, this resource allocation assignment at least comprises the appointment (610) of the resource quantity allotted of the authorization resources for transmitting; From described at least one equipment, receive the tolerance (operation 620) in the resource allocation result of described at least one equipment according to the indication of at least one the requirement of the bit rate of the priorization at logic channel and available transmission data; About resource allocation assignment, assess at least one tolerance (630) of reception; And the result based on assessment is revised resource allocation assignment and the resource allocation assignment (640) of modification is provided to described at least one equipment.
According to the embodiment of the present invention, revise can be with first resource allocated phase, to the appointment of the resource quantity of (for D2D or UL communication) one or more terminal and/or Secondary resource allocated phase is relevant, the i.e. appointment of the resource-sharing balance between (for D2D or UL communication) at least two terminals of this Secondary resource allocated phase for metric evaluation and corresponding resource allocation assignment.
That is to say, when receiving tolerance from a plurality of (being specially two) equipment, eNB can evaluate current attainable resource and distribute the QoS that meets one or more logic channel relating to arrange.That is to say, eNB for example can notify the indivedual equipment in D2D communication the logic channel having configured (or radio bearer) realize the possible unbalance of QoS or as a whole to the resource quantity deficiency of a plurality of (being specially two) device assignment.Then eNB can be redistributed Radio Resource more or less or be sent for ordering the relative resource-sharing message that changes the current resource general character condition between equipment according to given relative populations to be made a response by subset as a whole.
Thereby embodiments of the present invention provide a kind of and how to control in (first stage) overall resource allocation and (second stage) shared resource of can or can not participating in directly at network entity distribute and provide the QoS that better QoS(is satisfied to arrange for services network entity) mechanism.
According to the embodiment of the present invention, relate to first resource allocated phase, metric evaluation can comprise the tolerance addition of all receptions and make to revise the tolerance sum based on obtaining like this.If be summed to negatively, this indication does not have enough resources to can be used for one or more terminal, can increase the resource quantity allotted of the authorization resources for transmitting.Otherwise, if be just summed to and be greater than predetermined threshold, this indication (more than) enough resources can be used for one or more terminal, can reduce the resource quantity allotted of the authorization resources for transmitting.
According to the embodiment of the present invention, relate to Secondary resource allocated phase, metric evaluation can comprise the absolute value of difference of tolerance of two receptions of a pair of terminal that form to participate in (D2D) transmission.If this absolute value is greater than predetermined threshold, can increases for thering is the appointment of resource-sharing balance of authorization resources of the equipment of lower tolerance, and can reduce for thering is the more appointment of the equilibrium of stock tolerance of the authorization resources of the equipment of amount of height.Can be equilibrated at the shared resources between equipment thus.If this absolute value is less than predetermined threshold, without action, because the shared resources of hypothesis appropriate balance between equipment.
Fig. 7 illustrates the signaling diagram of process according to the embodiment of the present invention.
In Fig. 7, suppose following scene, in this scene, two equipment represent D2D to, be that associated transport that resource will be allocated in relates at equipment #1 and communicating by letter with the D2D between equipment #2.In addition, another scene can be imagined and correspondingly apply to attention comparably.For example two equipment can be to attempt to use the resource pool of public appointment in corresponding UL transmission, to eNB, to send two terminals of UL data.
As shown in Figure 7, eNB can be to two equipment configuration corresponding (D2D) carryings (or logic channel) that participate in respective transmissions.Such configuration can comprise respectively the corresponding resource allocation assignment of corresponding one or more logic channel and data are set.When eNB asks, these two equipment can be reported to eNB their correspondence metric (being expressed as D2D_metric herein).According to the assessment result of the tolerance of two receptions, can provide respectively the corresponding resource allocation assignment of revising to eNB.The resource allocation assignment of such modification can relate to the resource quantity for two equipment sending to signaling for two equipment and/or the resource-sharing balance between two equipment that at least one equipment to two equipment is sent by signaling.
As mentioned above, according to the embodiment of the present invention, also can be like this in the tolerance of the indivedual equipment of exchanged between equipment and do not relate to eNB etc.
Although diagram is based on rrc layer according to the signaling of Fig. 7, the present invention and execution mode thereof are not limited to this, and any signaling method of imagining is applicable comparably.In addition, use PDCCH and use RNTI to be used for providing (modification) resource allocation assignment to be constructed to represent non-restrictive example.
Process described above and function can be by the enforcements such as corresponding functional unit, processor, treatment system as described below.Treatment system can be the form of processing circuit unit, and this processing circuit unit comprises and is for example presented as one or more processor of chip or chipset and can comprises one or more memory and one or more interface.
Although main reference method, process and function are described embodiments of the present invention in the preceding article, corresponding execution mode of the present invention also covers related device, network node and system, comprise its software and/or hardware the two.
Referring to Fig. 8, corresponding execution mode of the present invention is described, and for simplicity, by according to the specific descriptions of Fig. 2,3,5 and 7 corresponding corresponding method and operation and carry out reference according to the basic deployment of Fig. 1.
Attention is in representing Fig. 8 of simplified block diagram, and solid blocks is arranged to substantially carries out corresponding operating as described above.All solid blocks is substantially arranged to and carries out respectively method and operation as described above.About Fig. 8, will notice that indivedual pieces are for illustrating respectively the corresponding functional block of implementing corresponding function, processing or process.Such functional block is independent of implementation, can by hardware or the software of any kind, implements respectively.Connect the arrow of indivedual pieces and line for being shown in the operational coupled between them, this operational coupled can physical coupling and/or logic coupling, and this is coupling in the intermediate function entity that is independent of implementation (for example wired or wireless) on the one hand and also can comprises on the other hand unshowned arbitrary number.The direction of arrow is for illustrating the direction of carrying out some operation and/or the direction that transmits some data.
In addition, diagram those functional blocks relevant with any method, process and function in method described above, process and function only in Fig. 8.Those skilled in the art will recognize that needed any other conventional func piece of operation of existing corresponding construction to arrange, such as such as power supply, CPU, respective memory etc.Except other parts, be also provided for the memory of storage program or program command, these programs or program command are used for controlling discrete function entity to operate like that as described herein.
Fig. 8 shows the block diagram of diagram exemplary device according to an illustrative embodiment of the invention.
In view of above, the device 10 and the 20(and 30 that describe like this) be suitable for using when realizing as described herein embodiments of the present invention.The device 10(or 30 describing like this) can represent equipment, terminal or user equipment (UE) as described above (part) and can be arranged to the process of carrying out as describing in conjunction with the arbitrary width figure in Fig. 2,3 and 7 and/or show the function of describing as the arbitrary width figure in conjunction with in Fig. 2,3 and 7.The device 20 of describing like this can represent network entity as described above, be base station or access node or controller such as such as Node B, eNB, RNC etc. (part) and can be arranged to the process of carrying out as describing in conjunction with the arbitrary width figure in Fig. 6 and 7 and/or show the function of describing as the arbitrary width figure in conjunction with in Fig. 6 and 7.
As shown in Figure 8, according to the embodiment of the present invention, equipment, terminal or subscriber equipment 10(or 30) comprise processor 11, memory 12 and interface 13 that bus 15 etc. connects, and network entity 20 comprises processor 21, memory 22 and interface 23 that bus 25 etc. connects.Equipment, terminal or subscriber equipment 10 can or connect 40 by link and be connected with network entity 20, equipment, terminal or subscriber equipment 10 can or connect 50 by link and be connected with equipment, terminal or subscriber equipment 30, and equipment, terminal or subscriber equipment 30 can be connected with network entity 20 by link or connection 60 alternatively.
Memory 12 and 22 can be stored the corresponding program that hypothesis comprises program command, and when being carried out by association processor 11 and 21, this program command can operate respective electronic equipment or device according to the embodiment of the present invention.Processor 11 with 21 and/or interface 13 and 24 also can comprise respectively modulator-demodulator for contributing to communicate by letter by (rigid line or wireless) link 40 etc.Interface 13 and 23 can comprise respectively and is coupled to one or more antenna or for the suitable transceiver with the equipment linking or be connected (rigid line or wireless) communication.Interface 13 and 23 is generally arranged to another device, is its interface communication.
Generally speaking, relevant device/device (and/or its part) can represent for carrying out the device of corresponding operating and/or performance corresponding function, and/or relevant device (and/or its part) can have for carrying out the function of corresponding operating and/or performance corresponding function.
According to the embodiment of the present invention, interface 13 is generally arranged to another device at least and communicates by letter.Processor 11 is arranged to via interface 13 and obtains resource allocation assignment, and this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; According to the bit rate of the priority of each logic channel and priorization from authorization resources to the logical channel assignment resource that can be used for transmitting data; And according at least one in the data available of the requirement of the bit rate of the priorization of logic channel and the logic channel tolerance of calculating the result of indexed resource distribution.
According to the embodiment of the present invention, processor 11 can be arranged to the bit rate to the priorization of each logic channel in the priority orders of successively decreasing of each logic channel and carry out to logic channel first round Resources allocation; Whether the authorization resources of determining the result of distributing as first round resource is enough for meeting requirement or the data available of bit rate of the priorization of logic channel; And if determine that authorization resources is not enough, for metric calculation, add up to first round resource to distribute data volume unappropriated and logic channel that be necessary in order to meet the requirement of bit rate of priorization of logic channel or data available to distribute.
According to the embodiment of the present invention, processor 11 can be arranged to the successively decreasing priority orders of each logic channel, carry out to second of logic channel takes turns Resources allocation, and wherein this resource is that first round resource is distributed unappropriated resource and for metric calculation, added up to the second data volume of taking turns the logic channel that resource distributes.
According to the embodiment of the present invention, for metric calculation, processor 11 can be arranged at least one operation of carrying out in following operation: the mean value of the data volume of the total of fetch logic channel; And the ratio of formation and authorization resources quantity.
According to the embodiment of the present invention, processor 11 can be arranged to via interface 13 and sends the tolerance of calculating and from access node 20, obtain the resource allocation assignment of revising via interface 13 to access node 20, and wherein the resource allocation assignment of this modification comprises the appointment of resource quantity allotted of the authorization resources for transmitting and at least one of the appointment of the resource-sharing balance of authorization resources between the equipment that participates in transmission.
According to the embodiment of the present invention, processor 11 can be arranged to via interface 13 and sends the tolerance of calculating and from described equipment 30, obtain the resource allocation assignment of revising via interface 13 to the equipment 30 that participates in transmission, and the resource allocation assignment of this modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment.
According to the embodiment of the present invention, processor 11 can be arranged to and via interface 13, from participating in the equipment 30 of transmission, receive the tolerance of described equipment; Tolerance based on calculating and the tolerance of reception are set up the resource allocation assignment of modification, and wherein the resource allocation assignment of this modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment; And via interface 13, to described equipment 30, provide the resource allocation assignment of modification.
According to the embodiment of the present invention, processor 11, memory 12 and interface 13 can be embodied as to indivedual modules, chipset etc., or can be by one in them or multinomial public module, the chipset etc. of being embodied as.
According to the embodiment of the present invention, interface 23 is arranged to another device at least and communicates by letter.Processor 21 is arranged to via interface 23 and provides resource allocation assignment at least one equipment 10 that participates in transmission, and this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; Via interface 23, from described at least one equipment 10, receive according to the indication of at least one the requirement of the bit rate of the priorization of logic channel and available transmission data the tolerance in the resource allocation result of described at least one equipment; About resource allocation assignment, assess at least one tolerance of reception; And the result based on assessment is revised resource allocation assignment and the resource allocation assignment of modification is provided to described at least one equipment 10 via interface 23.
According to the embodiment of the present invention, for metric evaluation, processor 21 can be arranged to the tolerance of all receptions is added; And for resource allocation assignment is revised, if addition result is for negative, according to addition result, increase the resource quantity allotted of the authorization resources for transmitting, and if addition result, for just and be greater than predetermined threshold, reduces the resource quantity allotted of the authorization resources for transmitting according to addition result.
According to the embodiment of the present invention, for metric evaluation, processor 21 can be arranged to the absolute value of difference of tolerance of two receptions of a pair of equipment that form to participate in transmission; And for resource allocation assignment modification, if absolute value is greater than predetermined threshold, increase for have lower tolerance equipment authorization resources resource-sharing balance appointment and reduce for thering is the more appointment of the equilibrium of stock tolerance of the authorization resources of the equipment of amount of height.
According to the embodiment of the present invention, processor 21, memory 22 and interface 23 can be embodied as to indivedual modules, chipset etc., or can be by one in them or multinomial public module, the chipset etc. of being embodied as.
According to the embodiment of the present invention, system can comprise so describe, be arranged to as described above equipment/device of coordinating and other network element anyly imagine combination.
Generally speaking, if by noting being only suitable for carrying out the function of the description of appropriate section, can implement in hardware and/or software by any any means known respectively according to the corresponding functional block of aspect described above or unit.The method step of mentioning can be realized in discrete function piece or by indivedual equipment, or one or more method step in method step can be realized in individual feature piece or by individual equipment.
Generally speaking, any method step is applicable to being embodied as software or by hardware implementation, is not changed thought of the present invention.As long as retain the function defined by method step, such software can be independent of software code and can be with any programming language known or exploitation in the future, such as for example Java, C++, C and assembler are specified.Such hardware can be independent of type of hardware and can implement by any hardware technology known or exploitation in the future or any mixing of these technology, such as MOS(metal-oxide semiconductor (MOS)), CMOS(complementary MOS), the bipolar MOS of BiMOS(), BiCMOS(bipolar CMOS), ECL(emitter-coupled logic), TTL(transistor-transistor logic) etc., for example use ASIC(application-specific integrated circuit (integrated circuit)) parts, FPGA(field programmable gate array) parts, CPLD(CPLD) parts or DSP(digital signal processor) parts implement.Equipment/device can or comprise that by semiconductor chip, chipset (hardware) module of such chip or chipset represents; Yet this function of not getting rid of equipment/device likely or module is not to be by hardware implementation, but be embodied as the software in (software) module, be somebody's turn to do (software) module such as the computer program or the computer program that comprise for the executable software code part of carry out/operation in one or more processor or treatment system.Equipment can for example be considered as equipment/install or be considered as no matter whether in function, cooperatively interacting or separate in function, but the assembly of the more than one equipment/device in identical device shell.
Equipment and device can be embodied as to indivedual equipment, but this do not get rid of and can spread all over system and implement them with distributed way, as long as the function of retaining device.Such with similar principle will be considered as known to those skilled in the art.
In the meaning of this specification, software comprise software code, such as comprise for carry out the code device of corresponding function or part or computer program or computer program and at tangible medium, such as computer-readable (storage) medium on the software (or computer program or computer program) that embodies, this computer-readable (storage) medium has respective data structures stored thereon or code device/part, or during it is processed in signal or the software embodying in chip.
As long as method and structure described above arranges that concept is applicable, the present invention also covers method step described above and operation, and any imagine combination and node described above, device, module or unit any imagines combination.
In view of above, the present invention and/or its execution mode are provided for resource and distribute the measure of controlling.Such measure can comprise: according to the bit rate of the priority of each logic channel and priorization, based on resource allocation assignment to the logical channel assignment resource that can be used for transmitting data, this resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting; And according to the tolerance of the result of at least one computational resource allocation in the data available of the requirement of the bit rate of the priorization at logic channel and logic channel.Such measure also can comprise: from least one equipment, receive according to the indication of at least one the requirement of the bit rate of the priorization of logic channel and available transmission data the tolerance in the resource allocation result of described at least one equipment; About resource allocation assignment, assess at least one tolerance of reception; And the result based on assessment is revised resource allocation assignment.
Although below describe the present invention and/or execution mode with reference to example with reference to the accompanying drawings, by understanding them, be not limited to this.What in fact, those skilled in the art know that is to revise the present invention and not depart from the scope of invention thought as disclosed herein by many modes.
Initial and abbreviation
3GPP third generation partner program
The BSD bucket size duration
BSR bucket status report
D2D device-to-device
ENB enode b
EPC evolution block core
GBR guarantees bit rate
IEEE Institute of Electrical and Electric Engineers
ISM industrial scientific medical
LTE Long Term Evolution
MAC medium access control
The bit rate of PBR priorization
PDCCH packet data control channel
PDU Packet Data Unit
QoS service quality
RNC radio network controller
The temporary transient identifier of RNTI wireless network
RRC Radio Resource is controlled
S1 is for being connected to eNB the interface of EPC
SDU service data unit
TTI transmit timing interval
UE subscriber equipment
UL up link
WLAN WLAN (wireless local area network)

Claims (23)

1. control the method that resource is distributed, described method comprises:
Obtain resource allocation assignment, described resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting;
According to the bit rate of the priority of each logic channel and priorization from described authorization resources to the logical channel assignment resource that can be used for transmitting data; And
According at least one in the described data available of the requirement of the bit rate of the described priorization at described logic channel and the described logic channel tolerance of calculating the result of the described resource distribution of indication.
2. method according to claim 1, wherein said resource distribute comprise with in the priority orders of successively decreasing of each logic channel to the first round Resources allocation to described logic channel of the bit rate of the priorization of each logic channel, described method comprises:
Whether the described authorization resources of determining the result of distributing as described first round resource is enough for meeting described requirement or the described data available of bit rate of the described priorization of described logic channel; And
If determine that described authorization resources is not enough, described metric calculation comprises and adds up to described first round resource to distribute data volume unappropriated and described logic channel that be necessary in order to meet the described requirement of bit rate of described priorization of described logic channel or described data available to distribute.
3. method according to claim 2, if wherein determine that described authorization resources is enough:
Described resource distribute comprise with the priority orders of successively decreasing of each logic channel to second of described logic channel, take turns Resources allocation, wherein said resource is that described first round resource is distributed unappropriated resource, and
Described metric calculation comprises and adds up to the described second data volume of taking turns the described logic channel that resource distributes.
4. according to the method described in claim 2 or 3, wherein apply at least one in the following:
Described metric calculation also comprises at least one in the following: the ratio of getting the mean value of data volume of described total of described logic channel and formation and the quantity of described authorization resources;
Described authorization resources is represented by media access control protocol data cell, and the quantity of described authorization resources can allocated size represent by described media access control protocol data cell; And
For wherein equal or exceed described requirement or the described data available of the bit rate of the described priorization that meets described logic channel while providing the bit rate of described priorization according to each logic channel of the data volume of the bit rate of described priorization for the described data available transmitting, and for wherein surpass all described data availables of each logical channel assignment of the described data available for transmitting according to the data volume of the bit rate of described priorization.
5. according to the method described in the arbitrary claim in claim 1 to 4, wherein said method also comprises at least one in the following:
To access node, send the tolerance of described calculating and from described access node, obtain the resource allocation assignment of revising, the resource allocation assignment of wherein said modification comprises the appointment of resource quantity allotted of the authorization resources for transmitting and at least one of the appointment of the resource-sharing balance of authorization resources between the equipment that participates in transmission; And
To the equipment that participates in described transmission, send the tolerance of described calculating and from described equipment, obtain the resource allocation assignment of revising, the resource allocation assignment of wherein said modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment, and/or from participating in the equipment of described transmission, receive the tolerance of described equipment, tolerance based on described calculating and the tolerance of described reception are set up the resource allocation assignment of modification, the resource allocation assignment of wherein said modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment, and to described equipment, provide the resource allocation assignment of described modification.
6. according to the method described in the arbitrary claim in claim 1 to 5, described method can be in end operation or by terminal operation, and in application the following at least one:
Described transmission will be part at the device-to-device communication between terminal or the uplink communication between terminal and access node; And
Described terminal is arranged to according to Long Term Evolution standard and operates.
7. control the method that resource is distributed, described method comprises:
To at least one equipment that participates in transmission, provide resource allocation assignment, described resource allocation assignment at least comprises the appointment for the resource quantity allotted of the authorization resources of described transmission;
From described at least one equipment, receive according to the indication of at least one the requirement of the bit rate of the priorization of logic channel and data available the tolerance in the resource allocation result of described at least one equipment;
About described resource allocation assignment, assess at least one tolerance of described reception; And
Result based on described assessment is revised described resource allocation assignment and the resource allocation assignment of described modification is provided to described at least one equipment.
8. method according to claim 7, wherein said metric evaluation comprises the tolerance of all receptions is added, and
Described resource allocation assignment is revised and is comprised: if addition result is for negative, according to described addition result, increase the described resource quantity allotted for the authorization resources of described transmission, and if described addition result, for just and be greater than predetermined threshold, reduces the described resource quantity allotted for the authorization resources of described transmission according to described addition result.
9. according to the method described in claim 7 or 8, wherein said metric evaluation comprises the absolute value of difference of the tolerance of two receptions that form a pair of equipment that participates in described transmission, and
Described resource allocation assignment is revised and is comprised: if described absolute value is greater than predetermined threshold, increase for have lower tolerance equipment authorization resources resource-sharing balance appointment and reduce for thering is the more appointment of the resource-sharing balance of the authorization resources of the equipment of amount of height.
10. according to the method described in any one claim in claim 7 to 9, wherein said method can or be operated by access node in the operation of access node place, and at least one item in application the following:
Described transmission will be part at the device-to-device communication between terminal or the uplink communication between terminal and access node; And
Described access node is arranged to according to Long Term Evolution standard and operates.
11. 1 kinds of devices for using in the distribution of control resource, described device comprises:
Interface, is arranged to another device at least and communicates by letter; And
Treatment system, is arranged to:
Via described interface, obtain resource allocation assignment, described resource allocation assignment at least comprises the appointment of the resource quantity allotted of the authorization resources for transmitting;
According to the bit rate of the priority of each logic channel and priorization from described authorization resources to the logical channel assignment resource that can be used for transmitting data; And
According at least one in the described data available of the requirement of the bit rate of the described priorization at described logic channel and the described logic channel tolerance of calculating the result of the described resource distribution of indication.
12. devices according to claim 11, wherein said treatment system is arranged to:
With in the priority orders of successively decreasing of each logic channel to the bit rate of the priorization of each logic channel and carry out the first round Resources allocation to described logic channel;
Whether the described authorization resources of determining the result of distributing as described first round resource is enough for meeting described requirement or the described data available of bit rate of the described priorization of described logic channel; And
If determine that described authorization resources is not enough, for metric calculation, add up to described first round resource to distribute data volume unappropriated and described logic channel that be necessary in order to meet the described requirement of bit rate of described priorization of described logic channel or described data available to distribute.
13. devices according to claim 12, if wherein determine that described authorization resources is enough, described treatment system is arranged to:
With the successively decreasing priority orders of each logic channel, carry out to second of described logic channel and take turns Resources allocation, wherein said resource is that described first round resource is distributed unappropriated resource, and
For metric calculation, add up to the described second data volume of taking turns the described logic channel that resource distributes.
14. according to the device described in claim 12 or 13, wherein applies at least one in the following:
For metric calculation, described treatment system is arranged at least one in the following: the mean value of data volume of getting the described total of described logic channel; And the ratio of formation and the quantity of described authorization resources;
Described authorization resources is represented by media access control protocol data cell, and the quantity of described authorization resources can allocated size represent by described media access control protocol data cell; And
For wherein equal or exceed described requirement or the described data available of the bit rate of the described priorization that meets described logic channel while providing the bit rate of described priorization according to each logic channel of the data volume of the bit rate of described priorization for the described data available transmitting, and for wherein surpass all described data availables of each logical channel assignment of the described data available for transmitting according to the data volume of the bit rate of described priorization.
15. according to claim 11 to the device described in the arbitrary claim in 14, and wherein said treatment system is also arranged at least one in the following:
Via described interface, to access node, send the tolerance of described calculating and via described interface, from described access node, obtain the resource allocation assignment of revising, the resource allocation assignment of wherein said modification comprises the appointment of resource quantity allotted of the authorization resources for transmitting and at least one of the appointment of the resource-sharing balance of authorization resources between the equipment that participates in transmission; And
Via described interface, to the equipment that participates in described transmission, send the tolerance of described calculating and via described interface, from described equipment, obtain the resource allocation assignment of revising, the resource allocation assignment of wherein said modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment, and/or via described interface, from participating in the equipment of described transmission, receive the tolerance of described equipment, tolerance based on described calculating and the tolerance of described reception are set up the resource allocation assignment of modification, the resource allocation assignment of wherein said modification comprises the appointment of the resource-sharing balance of authorization resources and described equipment, and via described interface, to described equipment, provide the resource allocation assignment of described modification.
16. according to claim 11 to the device described in the arbitrary claim in 15, and described device can be used as terminal operation or in end operation, and in application the following at least one:
Described transmission will be part at the device-to-device communication between terminal or the uplink communication between terminal and access node; And
Described device is arranged to according to Long Term Evolution standard and operates.
17. 1 kinds of devices for using in the distribution of control resource, described device comprises:
Interface, is arranged to another device at least and communicates by letter; And
Treatment system, is arranged to:
Via described interface, at least one equipment that participates in transmission, provide resource allocation assignment, described resource allocation assignment at least comprises the appointment for the resource quantity allotted of the authorization resources of described transmission;
Via described interface, from described at least one equipment, receive according to the indication of at least one the requirement of the bit rate of the priorization of logic channel and data available the tolerance in the resource allocation result of described at least one equipment;
About described resource allocation assignment, assess at least one tolerance of described reception; And
Result based on described assessment is revised described resource allocation assignment and the resource allocation assignment of described modification is provided to described at least one equipment via described interface.
18. devices according to claim 17, wherein:
For described metric evaluation, described treatment system is arranged to the tolerance of all receptions is added; And
For described resource allocation assignment is revised, described treatment system is arranged to: if addition result is for negative, according to described addition result, increase the described resource quantity allotted for the authorization resources of described transmission, and if described addition result, for just and be greater than predetermined threshold, reduces the described resource quantity allotted for the authorization resources of described transmission according to described addition result.
19. according to the device described in claim 17 or 18, wherein:
For described metric evaluation, described treatment system is arranged to the absolute value of difference of tolerance of two receptions of a pair of equipment that form to participate in described transmission; And
For described resource allocation assignment is revised, described treatment system is arranged to: if described absolute value is greater than predetermined threshold, increase for have lower tolerance equipment authorization resources resource-sharing balance appointment and reduce for thering is the more appointment of the equilibrium of stock tolerance of the authorization resources of the equipment of amount of height.
20. according to claim 17 to the device described in the arbitrary claim in 19, and wherein said device can be used as access node operation or in the operation of access node place, and in application the following at least one:
Described transmission will be part at the device-to-device communication between terminal or the uplink communication between terminal and access node; And
Described device is arranged to according to Long Term Evolution standard and operates.
21. 1 kinds of computer softwares, are suitable for carrying out according to the method described in the arbitrary claim in claim 1 to 10.
22. 1 kinds of computer programs that comprise non-transient computer-readable recording medium, described non-transient computer-readable recording medium has the computer-readable instruction of storage thereon, and described computer-readable instruction can be carried out so that described computerized equipment is carried out according to the method for distributing for controlling resource described in the arbitrary claim in claim 1 to 10 by computerized equipment.
23. 1 kinds substantially as the device describing with reference to the accompanying drawings herein.
CN201280035143.5A 2011-05-24 2012-05-24 Resource allocation control Pending CN104041159A (en)

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GB1108706.1A GB2491138B (en) 2011-05-24 2011-05-24 Resource allocation control
GB1108706.1 2011-05-24
PCT/IB2012/052616 WO2012160539A1 (en) 2011-05-24 2012-05-24 Resource allocation control

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