CN105307107A

CN105307107A - Resource block occupation determining method and terminal

Info

Publication number: CN105307107A
Application number: CN201510728772.1A
Authority: CN
Inventors: 乔梁
Original assignee: Shenzhen Jinli Communication Equipment Co Ltd
Current assignee: Shenzhen Microphone Holdings Co Ltd
Priority date: 2015-10-31
Filing date: 2015-10-31
Publication date: 2016-02-03
Anticipated expiration: 2035-10-31
Also published as: CN105307107B

Abstract

The invention provides a resource block occupation determining method. The method comprises the following steps: a first terminal receiving a scheduling assignment (SA) signaling sent by at least one terminal, wherein the SA signaling comprises frequency information of a resource block occupied by each terminal in at least one terminal, and the resource block occupied by each terminal is selected by each terminal from a resource pool distributed by a base station; the first terminal, according to the received SA signaling, obtaining the frequency information of the resource block occupied by each terminal; and the first terminal obtaining a first resource block from the resource pool distributed by the base station, obtaining frequency information of the first resource block, and if the frequency information of the first resource block is different from the frequency information of the resource block occupied by each terminal, determining that the first terminal occupies the first resource block. The embodiments of the invention also disclose a terminal. By using the method and the terminal, whether the selected resource block is occupied by D2D terminals in the same group can be determined, and when it is determined that the selected resource block is occupied by D2D terminals in the same group, it is determined that the selected resource block is occupied, such that the phenomenon of resource conflicts is reduced.

Description

A kind of defining method and terminal taking Resource Block

Technical field

The present invention relates to communication technical field, particularly relate to a kind of defining method and the terminal that take Resource Block.

Background technology

D2D (DevicetoDevice equipment is to equipment) communication is at LTE (LongTermEvolution, Long Term Evolution) system control under, allow directly to pass through specific channel communication each other, to improve the availability of frequency spectrum and network capacity at a distance of two nearer terminals in cellular network.Wherein, carry out the terminal of D2D communication under the control of base station, the resource communicated by base station assigns D2D communicates with other D2D terminals in same group.Existing based on pattern 2 in, base station is communicated for D2D terminal by semi-static division one piece of resource pool, and D2D terminal utilizes the Resource Block of selection to communicate with other D2D terminals in same group select suitable Resource Block in this block resource pool after.Concrete, D2D transmit leg is by sending the quantity of resource in SA (SchedulingAssignment, dispatching distribution) signaling indexed resource pond, or indirectly reflection sends data volume.But, when resource pool has been redistributed in base station, the SA signaling reflection now sent due to D2D transmit leg be resource pool information before resource pool is redistributed in base station, because D2D recipient can only choose Resource Block according to the SA signaling received, if other D2D terminal in same group have selected identical Resource Block after resource pool has been redistributed in base station, then causing the D2D terminal in same group easily to cause resource contention because selecting to take identical Resource Block, making in same group, to select the D2D terminal of same resource block to communicate.

Summary of the invention

The invention provides a kind of defining method and the terminal that take Resource Block, can determining whether the Resource Block chosen is taken by the D2D terminal of same group, determines to take the Resource Block chosen when being judged as YES, reduce the phenomenon of resource contention.

First aspect present invention provides a kind of defining method taking Resource Block, comprising:

First terminal receives the dispatching distribution SA signaling that at least one terminal sends, described first terminal and at least one terminal described are carried out equipment and are communicated to equipment D2D in same group, described SA signaling comprises the frequency information of the Resource Block that each terminal takies at least one terminal described, and the Resource Block that each terminal described takies is chosen from the resource pool of base station assigns by each terminal described;

Described first terminal obtains the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies;

Described first terminal obtains first resource block from the resource pool of described base station assigns, and obtain the frequency information of described first resource block, if the frequency information of described first resource block is not identical with the frequency information of the Resource Block that each terminal described takies, then described first terminal is determined to take described first resource block.

Second aspect present invention provides a kind of terminal, comprising:

Receiving element, for receiving the dispatching distribution SA signaling that at least one terminal sends, terminal and at least one terminal described are carried out equipment and are communicated to equipment D2D in same group, described SA signaling comprises the frequency information of the Resource Block that each terminal takies at least one terminal described, and the Resource Block that each terminal described takies is chosen from the resource pool of base station assigns by each terminal described;

Memory cell, for obtaining the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies;

Determining unit, for obtaining first resource block in the resource pool from described base station assigns, and obtain the frequency information of described first resource block, if the frequency information of Resource Block that the frequency information of described first resource block takies with each terminal described is not identical, then determine to take described first resource block.

Adopt the present invention, the SA signaling that first terminal is sent by other each terminals received in same group, obtain and store the frequency information of the Resource Block that other each terminals take, judge that whether the frequency information of the Resource Block chosen from the resource pool of base station is identical with the frequency information of the Resource Block that other each terminals take respectively again, thus determine whether to take the Resource Block chosen, can avoid selecting to take identical Resource Block with the other-end in same group, reduce the phenomenon of resource contention, ensure the proper communication between the terminal in same group.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is a kind of schematic flow sheet taking an embodiment of the defining method of Resource Block of the embodiment of the present invention;

Fig. 2 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention;

Fig. 3 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention;

Fig. 4 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention;

Fig. 5 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention;

Fig. 6 is the structural representation of a kind of terminal of the embodiment of the present invention;

Fig. 7 is the structural representation of the another kind of terminal of the embodiment of the present invention;

Fig. 8 is the structural representation of another terminal of the embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.

Adopting the embodiment of the present invention, can determining whether the Resource Block chosen is taken by the D2D terminal of same group, determines to take the Resource Block chosen when being judged as YES, reduce the phenomenon of resource contention.

Term " first ", " second ", " the 3rd " and " the 4th " etc. in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing different object, instead of for describing particular order.In addition, term " comprises " and " having " and their any distortion, and intention is to cover not exclusive comprising.Such as contain the process of series of steps or unit, method, system, product or equipment and be not defined in the step or unit listed, but also comprise the step or unit do not listed alternatively, or also comprise alternatively for other intrinsic step of these processes, method, product or equipment or unit.

Current D2D communication has 2 kinds of resource using forestland, and in mode 1, base station is initiatively D2D terminal distribution Resource Block, makes D2D terminal utilize the Resource Block of base station assigns to communicate; In mode 2, first base station is D2D terminal distribution one piece of resource pool, then from this block resource pool, selects Resource Block to communicate by D2D terminal.

Refer to Fig. 1, Fig. 1 is a kind of schematic flow sheet taking an embodiment of the defining method of Resource Block of the embodiment of the present invention.Wherein, the terminal that the embodiment of the present invention relates to can be such as mobile phone, panel computer, notebook computer, palmtop PC, mobile internet device (MID, mobileinternetdevice), wearable device (such as intelligent watch (as iwatch etc.), Intelligent bracelet, pedometer etc.) or other can carry out the terminal equipment of D2D communication.It should be noted that the embodiment of the present invention is applicable to the scene of pattern 2.

As shown in Figure 1, a kind of embodiment taking the defining method of Resource Block of the embodiment of the present invention can comprise the following steps.

S100, first terminal receives the dispatching distribution SA signaling that at least one terminal sends, described first terminal and at least one terminal described are carried out equipment and are communicated to equipment D2D in same group, described SA signaling comprises the frequency information of the Resource Block that each terminal takies at least one terminal described, and the Resource Block that each terminal described takies is chosen from the resource pool of base station assigns by each terminal described.

In specific implementation, first terminal and at least one terminal are positioned at same group, make first terminal and at least one terminal can carry out D2D and communicate.For one of them terminal that the second terminal is at least one terminal, base station is the pre-configured one piece of resource pool of this group, be broadcast to each terminal in this group by broadcast signaling, this broadcast signaling comprises band limits information and the frequency point information of this resource pool simultaneously.Wherein, frequency is to the numbering of fixed frequency.Second terminal is after the broadcast signaling receiving base station transmission, obtaining base station is the pre-configured resource pool of each terminal in this group, and from resource pool, choose Secondary resource block and take, SA signaling is generated again according to the frequency information of Secondary resource block, the SA signaling of generation is sent to the other-end being positioned at same group, comprising first terminal by the second last terminal.

S101, described first terminal obtains the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies.

In specific implementation, first terminal receives the SA signaling as other-end transmissions such as the second terminals in same group, obtains the frequency information of the Resource Block that each terminal takies from SA signaling.First terminal can building database (as list) subsequently, stores the frequency information of the Resource Block that each terminal takies in a database.

S102, described first terminal obtains first resource block from the resource pool of described base station assigns, and obtain the frequency information of described first resource block, if the frequency information of described first resource block is not identical with the frequency information of the Resource Block that each terminal described takies, then described first terminal is determined to take described first resource block.

In specific implementation, first terminal obtains first resource block from the resource pool of base station assigns, and obtains the frequency information of first resource block.First terminal is according to the frequency information of first resource block, and the frequency information of Resource Block that each terminal of databases storage takies, and judges whether first resource block is taken by the other-end in same group.If the frequency information of the Resource Block that each terminal that the frequency information of first resource block and databases are stored up takies is not identical, then first resource block can be used as the candidate target taken by first terminal.

It should be noted that the SA signaling that the terminal that cannot receive in group for the terminal not belonging to same group sends, the first resource block that the terminal reusable first terminal therefore not belonging to same group takies.

As the enforceable mode of one, after first terminal takies first resource block, SA signaling is sent to the other-end in same group, SA signaling comprises frequency information and the current temporal information taken by first terminal of first resource block of first resource block, is taken by first terminal to point out the current first resource block of other-end.

Adopt the embodiment of the present invention, the SA signaling that first terminal is sent by other each terminals received in same group, obtain and store the frequency information of the Resource Block that other each terminals take, judge that whether the frequency information of the Resource Block chosen from the resource pool of base station is identical with the frequency information of the Resource Block that other each terminals take respectively again, thus determine whether to take the Resource Block chosen, can avoid selecting to take identical Resource Block with the other-end in same group, reduce the phenomenon of resource contention, ensure the proper communication between the terminal in same group.

Refer to Fig. 2, Fig. 2 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention.

The embodiment of the present invention is illustrated using the frequency information of terminal to the Resource Block taken as basis for estimation.Wherein, the frequency information of Resource Block that the frequency information of described first resource block and each terminal described take can be band limits information.As long as the frequency information of described first resource block is not identical with the frequency information of the Resource Block that each terminal described of storage takies, first terminal all can be selected to take first resource block, is described in detail below.It should be noted that the embodiment of the present invention is applicable to the scene of pattern 2.

As shown in Figure 2, a kind of another embodiment taking the defining method of Resource Block of the embodiment of the present invention can comprise the following steps.

S200, first terminal receives the dispatching distribution SA signaling that at least one terminal sends.

In specific implementation, first terminal and at least one terminal are positioned at same group, make first terminal and at least one terminal can carry out D2D and communicate.For one of them terminal that the second terminal is at least one terminal, base station is the pre-configured one piece of resource pool of this group, is broadcast to each terminal in this group by broadcast signaling simultaneously.Second terminal is after the broadcast signaling receiving base station transmission, obtaining base station is the pre-configured resource pool of each terminal in this group, and from resource pool, choose Secondary resource block and take, SA signaling is generated again according to the frequency information of Secondary resource block, the SA signaling of generation is sent to the other-end being positioned at same group, comprising first terminal by the second last terminal.Wherein, the frequency information of Secondary resource block can be band limits information.

S201, described first terminal obtains the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies.

In specific implementation, first terminal receives the SA signaling as other-end transmissions such as the second terminals in same group, obtains the band limits information of the Resource Block that each terminal takies from SA signaling.First terminal can building database (as list) subsequently, stores the band limits information of the Resource Block that each terminal takies in a database.Wherein, described band limits information can comprise starting frequency information and/or stop frequency information.The initial frequency of the Resource Block that each terminal takies can be learnt by the band limits information obtaining the Resource Block that each terminal takies and/or stop frequency.

S202, described first terminal obtains first resource block from the resource pool of described base station assigns, and obtains the frequency information of described first resource block.

In specific implementation, first terminal obtains first resource block from the resource pool of base station assigns, and obtains the band limits information of first resource block.

S203, described first terminal judges that whether the band limits information of described first resource block is identical with the band limits information of the Resource Block that each terminal described in described storage takies.

In specific implementation, if first terminal is determined to compare starting frequency information, then first terminal obtains the starting frequency information in the band limits information of first resource block, and the initial frequency of the Resource Block each terminal of the initial frequency of first resource block and storage taken compares.

In specific implementation, if first terminal is determined to compare termination frequency information, then first terminal obtains the termination frequency information in the band limits information of first resource block, and the termination frequency of the Resource Block termination frequency of first resource block and each terminal of storage taken compares.

In specific implementation, if first terminal is determined compare starting frequency information and stop frequency information, then first terminal obtains the starting frequency information in the band limits information of first resource block and stops frequency information, and by the initial frequency of first resource block and stop the initial frequency of the Resource Block that frequency takies with each terminal stored respectively and stop frequency and compare.

S204, if the band limits information of Resource Block that the band limits information of described first resource block takies with each terminal described of described storage is not identical, then described first terminal is determined to take described first resource block.

In specific implementation, if the initial frequency of the Resource Block that each terminal of initial frequency and storage that first terminal only compares first resource block takies, when the initial frequency of the Resource Block that each terminal of the initial frequency with storage that compare first resource block takies is not identical, then first terminal can be determined to take first resource block.

In specific implementation, if the termination frequency of the Resource Block that each terminal of termination frequency and storage that first terminal only compares first resource block takies, when the termination frequency of the Resource Block that each terminal of the termination frequency with storage that compare first resource block takies is not identical, then first terminal can be determined to take first resource block.

In specific implementation, if first terminal is simultaneously by the initial frequency of first resource block and stop the initial frequency of Resource Block that frequency takies with each terminal stored respectively and stop frequency comparing, when comparing initial frequency and stopping at least one in frequency, not identical (such as initial frequency is not identical, or it is not identical to stop frequency, or initial frequency is all not identical with termination frequency) time, then first terminal can be determined to take first resource block.

Adopt the embodiment of the present invention, the SA signaling that first terminal is sent by other each terminals received in same group, obtain and store the frequency information of the Resource Block that other each terminals take, judge that whether the frequency information of the Resource Block chosen from the resource pool of base station is identical with the frequency information of the Resource Block that other each terminals take respectively again, frequency information can be band limits information, thus determine whether to take the Resource Block chosen, can avoid selecting to take identical Resource Block with the other-end in same group, reduce the phenomenon of resource contention, ensure the proper communication between the terminal in same group.

Refer to Fig. 3, Fig. 3 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention.

The embodiment of the present invention is illustrated using the frequency information of terminal to the Resource Block taken as basis for estimation.The frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is Resource Block identification information, and the bandwidth of the bandwidth of Resource Block that described Resource Block identification information takies according to described first resource block and each terminal described and the resource pool of described base station assigns is numbered to be determined.As long as the frequency information of described first resource block is not identical with the frequency information of the Resource Block that each terminal described of storage takies, first terminal all can be selected to take first resource block, is described in detail below.It should be noted that the embodiment of the present invention is applicable to the scene of pattern 2.

As shown in Figure 3, a kind of another embodiment taking the defining method of Resource Block of the embodiment of the present invention can comprise the following steps.

S300, first terminal receives the dispatching distribution SA signaling that at least one terminal sends.

In specific implementation, first terminal and at least one terminal are positioned at same group, make first terminal and at least one terminal can carry out D2D and communicate.For one of them terminal that the second terminal is at least one terminal, base station is the pre-configured one piece of resource pool of this group, is broadcast to each terminal in this group by broadcast signaling simultaneously.Second terminal is after the broadcast signaling receiving base station transmission, obtaining base station is the pre-configured resource pool of each terminal in this group, and from resource pool, choose Secondary resource block and take, SA signaling is generated again according to the frequency information of Secondary resource block, the SA signaling of generation is sent to the other-end being positioned at same group, comprising first terminal by the second last terminal.Wherein, the frequency information of Secondary resource block can be Resource Block identification information.

As the enforceable mode of one, the bandwidth of the bandwidth of Resource Block that described Resource Block identification information takies according to described first resource block and each terminal described and the resource pool of described base station assigns is numbered to be determined.Resource Block can be divided by the bandwidth of base station according to the resource pool distributed, and obtains the bandwidth of each Resource Block, then is numbered each Resource Block, generate the identification information of each Resource Block.Wherein, the bandwidth of Resource Block is determined by the band limits of Resource Block.

As the enforceable mode of one, the numbering of the embodiment of the present invention to Resource Block is not construed as limiting.Wherein numbering can be: resource pool is carried out a decile, generates the Resource Block after decile, then is numbered the Resource Block after decile.Such as, the bandwidth that can set each Resource Block is 180KHZ (KHz), and the ratio of the bandwidth in computational resource pond and the bandwidth of Resource Block (i.e. bandwidth/the 180KHZ of resource pool), then according to this ratio, each Resource Block is numbered.Resource Block identification information can by numbers and symbols combination producing.Such as, the Resource Block identification information of No. 1 Resource Block is 1#, and the Resource Block identification information of No. 2 Resource Block is 2#, and the Resource Block identification information of No. 13 Resource Block is 13#.If the second terminal of same group takies at least two Resource Block (such as the second terminal occupies No. 1 Resource Block, No. 2 Resource Block and No. 3 Resource Block) simultaneously, then the Resource Block identification information of Resource Block that the second terminal takies can be 1#2#13#.

As the enforceable mode of one, another kind of numbering can be: be numbered according to the bandwidth of each Resource Block, and the bandwidth of each Resource Block is not identical.Such as, the size of the Resource Block of different bandwidth according to bandwidth is sorted, then the Resource Block after sequence is numbered.It should be noted that the summation of the bandwidth of all Resource Block is less than or equal to the bandwidth of resource pool at this.

As the enforceable mode of one, for avoiding wasting of resources phenomenon, N value can be little as much as possible.

S301, described first terminal obtains the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies.

In specific implementation, first terminal receives the SA signaling as other-end transmissions such as the second terminals in same group, obtains the Resource Block identification information of the Resource Block that each terminal takies from SA signaling.First terminal can building database (as list) subsequently, stores the Resource Block identification information of the Resource Block that each terminal takies in a database.

S302, described first terminal obtains first resource block from the resource pool of described base station assigns, and obtains the frequency information of described first resource block.

In specific implementation, first terminal obtains first resource block from the resource pool of base station assigns, and obtains the Resource Block identification information of first resource block.

S303, described first terminal judges that whether the Resource Block identification information of described first resource block is identical with the Resource Block identification information of the Resource Block that each terminal described in described storage takies.

In specific implementation, the Resource Block identification information of the Resource Block that each terminal of the Resource Block identification information and date library storage of first resource block can take by first terminal compares.

S304, if the Resource Block identification information of Resource Block that the Resource Block identification information of described first resource block takies with each terminal described of described storage is not identical, then described first terminal is determined to take described first resource block.

In specific implementation, if the Resource Block identification information of Resource Block that each terminal of database purchase takies is all not identical with the Resource Block identification information of first resource block, then first terminal is determined to take first resource block.

Adopt the embodiment of the present invention, the SA signaling that first terminal is sent by other each terminals received in same group, obtain and store the frequency information of the Resource Block that other each terminals take, judge that whether the frequency information of the Resource Block chosen from the resource pool of base station is identical with the frequency information of the Resource Block that other each terminals take respectively again, frequency information can be Resource Block identification information, thus determine whether to take the Resource Block chosen, can avoid selecting to take identical Resource Block with the other-end in same group, reduce the phenomenon of resource contention, ensure the proper communication between the terminal in same group.

Refer to Fig. 4, Fig. 4 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention.

Current D2D communication has 2 kinds of resource using forestland, and in mode 1, base station is initiatively D2D terminal distribution Resource Block, makes D2D terminal utilize the Resource Block of base station assigns to communicate; In mode 2, first base station is D2D terminal distribution one piece of resource pool, then from this block resource pool, selects Resource Block to communicate by D2D terminal.But, in mode 2, when the Resource Block that D2D user finds in resource pool is not enough, mode (such as pattern 2 the being switched to pattern 1) Gains resources again that D2D terminal can only be switched by pattern, when D2D terminal is to base station application scheduling of resource time, just can increase corresponding signaling consumption, the D2D terminal therefore in the same group of the embodiment of the present invention is when carrying out mutual, by increasing temporal information in SA signaling, reduce the expense of signaling.

The embodiment of the present invention by increasing the service condition that " temporal information " carrys out identifying resource block on the basis of original Resource Block.Be somebody's turn to do " temporal information " subframe concept independent of current Resource Block, be mainly used in following situation: when D2D transmit leg finds that resource pool is not enough, optionally, and wouldn't support mode switch situation time, be convenient to resource block information suitable in D2D user's monitor resource pond by newly-increased " temporal information ".It should be noted that the embodiment of the present invention is applicable to the scene of pattern 2.

The embodiment of the present invention is illustrated using the temporal information of the Resource Block that terminal takies as basis for estimation.When the frequency information of the described first resource block that the described first terminal that embodiment Fig. 2 or Fig. 3 relates to takies identical with the frequency information that each terminal described in storage takies Resource Block (namely the Resource Block that takies of first terminal and each terminal is identical), as long as the temporal information of described first resource block not identical with the temporal information of the Resource Block that each terminal described of storage takies (temporal information is not identical refers to that temporal information is not overlapping), first terminal all can be selected to take first resource block, is described in detail below.It should be noted that the embodiment of the present invention is applicable to the scene of pattern 2.

As shown in Figure 4, a kind of another embodiment taking the defining method of Resource Block of the embodiment of the present invention can comprise the following steps.

S400, first terminal receives the dispatching distribution SA signaling that at least one terminal sends.

In specific implementation, first terminal and at least one terminal are positioned at same group, make first terminal and at least one terminal can carry out D2D and communicate.For one of them terminal that the second terminal is at least one terminal, base station is the pre-configured one piece of resource pool of this group, is broadcast to each terminal in this group by broadcast signaling simultaneously.Second terminal is after the broadcast signaling receiving base station transmission, obtaining base station is the pre-configured resource pool of each terminal in this group, and from resource pool, choose Secondary resource block and take, again according to frequency information and the current temporal information generation SA signaling taking Secondary resource block of Secondary resource block, the SA signaling of generation is sent to the other-end being positioned at same group, comprising first terminal by the second last terminal.Described temporal information comprise take Resource Block start time point, the end time point and the time period at least two kinds.

As the enforceable mode of one, temporal information can comprise the start time point and end time point that are about to take Resource Block.

As the enforceable mode of one, temporal information can comprise the start time point and time period that are about to take Resource Block.

As the enforceable mode of one, temporal information can comprise the end time point and time period that are about to take Resource Block.

S401, described first terminal obtains the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies.

S402, described first terminal obtains first resource block from the resource pool of described base station assigns, and obtains the frequency information of described first resource block.

In specific implementation, the step S401 to step S402 of the present embodiment can quote the corresponding steps of embodiment Fig. 1 to Fig. 3, and the present embodiment then repeats no more.

S403, if the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described takies, then described first terminal obtains and is about to the temporal information and the current occupied temporal information of described first resource block that take described first resource block, and the data volume that the temporal information that described first terminal is about to take described first resource block is transmitted by described first terminal is determined or determined by the instruction of described base station.

In specific implementation, if judge that the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described takies according to embodiment Fig. 1 to Fig. 3, then described first terminal obtains and is about to the temporal information and the current occupied temporal information of described first resource block that take described first resource block, and the data volume that the temporal information that described first terminal is about to take described first resource block is transmitted by described first terminal is determined or determined by the instruction of described base station.

As the enforceable mode of one, first terminal can set up RRC (RadioResourceControl with base station, wireless heterogeneous networks) connect, connected the temporal information obtaining to base station and take first resource block by RRC, or the broadcast singal sent by receiving base station obtains the temporal information taking first resource block.

In specific implementation, described first terminal carries out corresponding comparison by being about to take the start time point of described first resource block, end time point and in the time period any two kinds with the current occupied temporal information of described first resource block.Concrete, if first terminal determines the start time point and end time point that are about to take described first resource block, then first terminal by be about to take the start time point of described first resource block and end time point respectively with each terminal of database purchase current take first resource block start time point and end time point compare.

Concrete, if first terminal determines the start time point and time period that are about to take described first resource block, then first terminal by be about to take the start time point of described first resource block and time period respectively with each terminal of database purchase current take first resource block start time point and the time period compare.

Concrete, if first terminal determines the end time point and time period that are about to take described first resource block, then first terminal by be about to take the end time point of described first resource block and time period respectively with each terminal of database purchase current take first resource block end time point and the time period compare.

S404, the temporal information and the current occupied temporal information of described first resource block that are about to take described first resource block contrast by described first terminal, if the temporal information that described first terminal is about to take described first resource block is not identical with the current occupied temporal information of described first resource block, then described first terminal is determined to take described first resource block.

In specific implementation, if described first terminal is about to take, to there is at least one in the start time point of described first resource block, end time point and in the time period any two kinds not identical with the current occupied temporal information of described first resource block, then determine that described first terminal is about to take the temporal information of described first resource block not identical with the current occupied temporal information of described first resource block.

Concrete, if what first terminal compared is the start time point and the end time point that are about to take described first resource block, then compare in the start time point that is about to take described first resource block and end time point exist at least one and each terminal described in database purchase current take first resource block start time point and the end time put not identical time, then first terminal is determined to take first resource block.

Concrete, if what first terminal compared is the start time point and the time period that are about to take described first resource block, then compare the start time point that is about to take described first resource block and exist in the time period at least one and each terminal described in database purchase current take first resource block start time point and the time period not identical time, then first terminal is determined to take first resource block.

Concrete, if what first terminal compared is the end time point and the time period that are about to take described first resource block, then compare the end time point that is about to take described first resource block and exist in the time period at least one and each terminal described in database purchase current end time taking first resource block put and the time period is not identical time, then first terminal is determined to take first resource block.

As the enforceable mode of one, above-mentioned various temporal information not identical can be not overlapping.

Adopt the embodiment of the present invention, first terminal judges that whether the temporal information being about to take the Resource Block chosen is identical with the temporal information of the current Resource Block taken of other each terminals, thus determine whether to take the Resource Block chosen, can avoid selecting to take identical Resource Block with the other-end in same group, reduce the phenomenon of resource contention, ensure the proper communication between the terminal in same group.

Refer to Fig. 5, Fig. 5 is a kind of schematic flow sheet taking another embodiment of the defining method of Resource Block of the embodiment of the present invention.

As shown in Figure 5, a kind of another embodiment taking the defining method of Resource Block of the embodiment of the present invention can comprise the following steps.

S500, first terminal receives the dispatching distribution SA signaling that at least one terminal sends.

S501, described first terminal obtains the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies.

S502, described first terminal obtains first resource block from the resource pool of described base station assigns, and obtains the frequency information of described first resource block.

In specific implementation, the detailed description of step S500 and step S502 and expand step S400 and the step S402 of the embodiment Fig. 4 that can meet each other, the present embodiment then repeats no more.

S503, if the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described of described storage takies, and the temporal information that described first terminal is about to take described first resource block is identical with the temporal information that each terminal described takies Resource Block, then described first terminal is described first terminal Resources allocation block to described base station requests.

In specific implementation, the S500 to S502 of the present embodiment is applied in the middle of the scene of pattern 2.When first terminal judge that first resource block is occupied and take time of first resource block identical time, first terminal switches to pattern 1 from pattern 2, and namely first terminal is first terminal Resources allocation block to base station requests.When base station receives the request of first terminal transmission, then the request that basis receives is first terminal Resources allocation block.

As the enforceable mode of one, the first terminal that can switch to pattern 1 from pattern 2 need meet following condition, described first terminal obtains the priority of business that described first terminal performs, the type priority level of described first terminal or described first terminal are the authority that described first terminal distributes described Resource Block to described base station requests, and judge whether the priority of the business that described first terminal performs is more than or equal to pre-set business priority, or whether the type priority level of described first terminal is more than or equal to preset kind priority.

In specific implementation, if the priority of the business that described first terminal performs is more than or equal to pre-set business priority, or, the type priority level of described first terminal is more than or equal to preset kind priority, or it is the authority that described first terminal distributes described Resource Block that described first terminal obtains to described base station requests, then described first terminal is that described first terminal distributes described Resource Block to described base station requests.Wherein, the type of terminal comprises the model of terminal, the data type of terminal processes, and communication type that terminal is supported etc., the present embodiment then repeats no more.The authority that it is described first terminal Resources allocation block that described first terminal obtains to described base station requests refers to that base station switches instruction for the pre-configured pattern of first terminal, makes first terminal possess authority to the direct Resources allocation block of base station requests.

Refer to Fig. 6, Fig. 6 is the structural representation of a kind of terminal of the embodiment of the present invention.Terminal as shown in Figure 6 comprises receiving element 600, memory cell 601 and determining unit 602.

Receiving element 600, for receiving the dispatching distribution SA signaling that at least one terminal sends, terminal and at least one terminal described are carried out equipment and are communicated to equipment D2D in same group, described SA signaling comprises the frequency information of the Resource Block that each terminal takies at least one terminal described, and the Resource Block that each terminal described takies is chosen from the resource pool of base station assigns by each terminal described;

Memory cell 601, the SA signaling for receiving according to described receiving element 600 obtains the frequency information of the Resource Block that each terminal described takies, and stores the frequency information of the Resource Block that each terminal described takies;

Determining unit 602, for obtaining first resource block in the resource pool from described base station assigns, and obtain the frequency information of described first resource block, if the frequency information of described first resource block is not identical with the frequency information of the Resource Block that each terminal described takies, then determine to take described first resource block.

In specific implementation, the concrete steps that said units performs can see embodiment Fig. 1, and the present embodiment then repeats no more.

Optionally, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is band limits information, then as shown in Figure 7, described determining unit 602, comprises judgment sub-unit 6021 and determine subelement 6022:

Whether judgment sub-unit 6021 is identical with the band limits information of the Resource Block that each terminal described in described storage takies for judging the band limits information of described first resource block;

Determine subelement 6022, for when the judged result of described judgment sub-unit is no, then determine to take first resource block.

Optionally, described band limits information comprises starting frequency information and/or stops frequency information.

In specific implementation, the concrete steps that said units performs can see embodiment Fig. 2, and the present embodiment then repeats no more.

Optionally, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is Resource Block identification information, the bandwidth of the bandwidth of Resource Block that described Resource Block identification information takies according to described first resource block and each terminal described and the resource pool of described base station assigns is numbered to be determined, whether then described judgment sub-unit 6021 is also identical with the Resource Block identification information of the Resource Block that each terminal described in described storage takies for judging the Resource Block identification information of described first resource block;

Describedly determine subelement 6022, for when the judged result of described judgment sub-unit is no, then determine to take first resource block.

In specific implementation, the concrete steps that said units performs can see embodiment Fig. 3, and the present embodiment then repeats no more.

Optionally, as shown in Figure 7, described terminal also comprises acquiring unit 603.

Acquiring unit, if identical with the frequency information of the Resource Block that each terminal described takies for the frequency information of described first resource block, then obtain and be about to the temporal information and the current occupied temporal information of described first resource block that take described first resource block, the temporal information being about to take described first resource block is determined by the data volume of described terminal transmission or is determined by the instruction of described base station;

Described determining unit, also for the temporal information and the current occupied temporal information of described first resource block that are about to take described first resource block are contrasted, the temporal information taking described first resource block if be about to is not identical with the current occupied temporal information of described first resource block, then determine to take described first resource block.

Optionally, described temporal information is about to take the start time point of described first resource block by described first terminal, the end time puts and in the time period any two kinds determine that then described determining unit 602 comprises and compares subelement 6023:

Relatively subelement 6023, for carrying out corresponding comparison by being about to take the start time point of described first resource block, end time point and in the time period any two kinds with the current occupied temporal information of described first resource block;

Describedly determine subelement 6022, if also to there is at least one in the start time point of described first resource block, end time point and in the time period any two kinds not identical with the current occupied temporal information of described first resource block for being about to take, then determine that the temporal information being about to take described first resource block is not identical with the current occupied temporal information of described first resource block.

In specific implementation, the concrete steps that said units performs can see embodiment Fig. 4, and the present embodiment then repeats no more.

Optionally, as shown in Figure 7, described terminal also comprises request unit 604.

Request unit, if identical with the frequency information of the Resource Block that each terminal described in described storage takies for the frequency information of described first resource block, and the temporal information being about to take described first resource block is identical with the temporal information that each terminal described takies Resource Block, then to described base station requests be described terminal distribution Resource Block.

Optionally, as shown in Figure 7, described request unit 604, comprises and obtains subelement 6041 and request subelement 6042.

Obtain subelement, for obtaining the priority of business that described terminal performs, the type priority level of described terminal or to the authority of described base station requests for Resource Block described in described terminal distribution, and judge whether the priority of the business that described terminal performs is more than or equal to pre-set business priority, or whether the type priority level of described terminal is more than or equal to preset kind priority;

Request subelement, if be more than or equal to pre-set business priority for the priority of the business of described terminal execution, or, the type priority level of described terminal is more than or equal to preset kind priority, or obtain to the authority of described base station requests for Resource Block described in described terminal distribution, then to described base station requests be Resource Block described in described terminal distribution.

Refer to Fig. 8, Fig. 8 is the structural representation of another terminal of the embodiment of the present invention.The concrete steps implemented of each device of the embodiment of the present invention can detailed in Example Fig. 1 to Fig. 5, and the embodiment of the present invention then repeats no more.As shown in Figure 8, the terminal of the present embodiment comprises communication bus 800, input equipment 801 and processor 802 (quantity of the processor 802 of mobile terminal can be one or more, for a processor in Fig. 8), wherein:

Described communication bus 800, for realizing the connection communication between described input equipment and described processor 802;

Input equipment 801, for receiving the dispatching distribution SA signaling that at least one terminal sends, terminal and at least one terminal described are carried out equipment and are communicated to equipment D2D in same group, described SA signaling comprises the frequency information of the Resource Block that each terminal takies at least one terminal described, and the Resource Block that each terminal described takies is chosen from the resource pool of base station assigns by each terminal described;

Processor 802, for obtaining the frequency information of the Resource Block that each terminal described takies according to the SA signaling received, and stores the frequency information of the Resource Block that each terminal described takies;

Processor 802, also for obtaining first resource block in the resource pool from described base station assigns, and obtain the frequency information of described first resource block, if the frequency information of described first resource block is not identical with the frequency information of the Resource Block that each terminal described takies, then determine to take described first resource block.

Optionally, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is band limits information, then processor 802 is determined to take described first resource block, specifically for performing following steps:

Judge that whether the band limits information of described first resource block is identical with the band limits information of the Resource Block that each terminal described in described storage takies;

If the band limits information of described first resource block is not identical with the band limits information of the Resource Block that each terminal described of described storage takies, then determine to take described first resource block.

Optionally, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is Resource Block identification information, the bandwidth of the bandwidth of Resource Block that described Resource Block identification information takies according to described first resource block and each terminal described and the resource pool of described base station assigns is numbered to be determined, then processor 802 is determined to take described first resource block, specifically for performing following steps:

Judge that whether the Resource Block identification information of described first resource block is identical with the Resource Block identification information of the Resource Block that each terminal described in described storage takies;

If the Resource Block identification information of described first resource block is not identical with the Resource Block identification information of the Resource Block that each terminal described of described storage takies, then determine to take described first resource block.

Optionally, processor 802, also for performing following steps:

If the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described takies, then obtain and be about to the temporal information and the current occupied temporal information of described first resource block that take described first resource block, the temporal information being about to take described first resource block is determined by the data volume of described terminal transmission or is determined by the instruction of described base station; ;

The temporal information and the current occupied temporal information of described first resource block that are about to take described first resource block are contrasted, the temporal information taking described first resource block if be about to is not identical with the current occupied temporal information of described first resource block, then determine to take described first resource block.

Optionally, described temporal information is about to take the start time point of described first resource block by described first terminal, the end time puts and in the time period any two kinds are determined, then processor 802 determines that the temporal information being about to take described first resource block is not identical with the current occupied temporal information of described first resource block, specifically for performing following steps:

Corresponding comparison is carried out with the current occupied temporal information of described first resource block by being about to take the start time point of described first resource block, end time point and in the time period any two kinds;

Take if be about in the start time point of described first resource block, end time point and in the time period any two kinds that to there is at least one not identical with the current occupied temporal information of described first resource block, then determine that the temporal information being about to take described first resource block is not identical with the current occupied temporal information of described first resource block.

Optionally, processor 802 also for: if the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described of described storage takies, and the temporal information being about to take described first resource block is identical with the temporal information that each terminal described takies Resource Block, then to described base station requests be described terminal distribution Resource Block.

Optionally, processor 802 is described terminal distribution Resource Block to described base station requests, specifically performs following steps:

Obtain the priority of business that described terminal performs, the type priority level of described terminal or to the authority of described base station requests for Resource Block described in described terminal distribution, and judge whether the priority of the business that described terminal performs is more than or equal to pre-set business priority, or whether the type priority level of described terminal is more than or equal to preset kind priority;

If the priority of the business that described terminal performs is more than or equal to pre-set business priority, or, the type priority level of described terminal is more than or equal to preset kind priority, or obtain to the authority of described base station requests for Resource Block described in described terminal distribution, then to described base station requests be Resource Block described in described terminal distribution.

Device embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying performing creative labour, are namely appreciated that and implement.

Step in embodiment of the present invention method can be carried out order according to actual needs and be adjusted, merges and delete.

Module in embodiment of the present invention device or unit can carry out merging, divide and deleting according to actual needs.

The module of the embodiment of the present invention or module, with universal integrated circuit (as central processor CPU), or can realize with application-specific integrated circuit (ASIC) (ASIC).

Through the above description of the embodiments, those skilled in the art can be well understood to the mode that each execution mode can add required general hardware platform by software and realize, and can certainly pass through hardware.Based on such understanding, technique scheme can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product can store in a computer-readable storage medium, as ROM/RAM, magnetic disc, CD etc., comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform the method described in some part of each embodiment or embodiment.

Above-described execution mode, does not form the restriction to this technical scheme protection range.The amendment done within any spirit at above-mentioned execution mode and principle, equivalently to replace and improvement etc., within the protection range that all should be included in this technical scheme.

Claims

1. take a defining method for Resource Block, it is characterized in that, comprising:

2. the method for claim 1, is characterized in that, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is band limits information, then described first terminal is determined to take described first resource block, comprising:

Described first terminal judges that whether the band limits information of described first resource block is identical with the band limits information of the Resource Block that each terminal described in described storage takies;

If the band limits information of described first resource block is not identical with the band limits information of the Resource Block that each terminal described of described storage takies, then described first terminal is determined to take described first resource block.

3. method as claimed in claim 2, is characterized in that, described band limits information comprises starting frequency information and/or stops frequency information.

4. the method for claim 1, it is characterized in that, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is Resource Block identification information, the bandwidth of the bandwidth of Resource Block that described Resource Block identification information takies according to described first resource block and each terminal described and the resource pool of described base station assigns is numbered to be determined, then described first terminal is determined to take described first resource block, comprising:

Described first terminal judges that whether the Resource Block identification information of described first resource block is identical with the Resource Block identification information of the Resource Block that each terminal described in described storage takies;

If the Resource Block identification information of described first resource block is not identical with the Resource Block identification information of the Resource Block that each terminal described of described storage takies, then described first terminal is determined to take described first resource block.

5. the method as described in any one of claim 2 to 4, is characterized in that, after the frequency information of the described first resource block of described acquisition, described method also comprises:

If the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described takies, then described first terminal obtains and is about to the temporal information and the current occupied temporal information of described first resource block that take described first resource block, and the data volume that the temporal information that described first terminal is about to take described first resource block is transmitted by described first terminal is determined or determined by the instruction of described base station;

The temporal information and the current occupied temporal information of described first resource block that are about to take described first resource block contrast by described first terminal, if the temporal information that described first terminal is about to take described first resource block is not identical with the current occupied temporal information of described first resource block, then described first terminal is determined to take described first resource block.

6. method as claimed in claim 5, it is characterized in that, described temporal information is about to take the start time point of described first resource block by described first terminal, the end time puts and in the time period any two kinds are determined, then to be about to take the temporal information of described first resource block not identical with the current occupied temporal information of described first resource block for described first terminal, comprising:

Described first terminal carries out corresponding comparison by being about to take the start time point of described first resource block, end time point and in the time period any two kinds with the current occupied temporal information of described first resource block;

If described first terminal is about to take, to there is at least one in the start time point of described first resource block, end time point and in the time period any two kinds not identical with the current occupied temporal information of described first resource block, then determine that described first terminal is about to take the temporal information of described first resource block not identical with the current occupied temporal information of described first resource block.

7. the method as described in any one of claim 2 to 4, is characterized in that, after the frequency information of the described first resource block of described acquisition, described method also comprises:

If the frequency information of described first resource block is identical with the frequency information of the Resource Block that each terminal described of described storage takies, and the temporal information that described first terminal is about to take described first resource block is identical with the temporal information that each terminal described takies Resource Block, then described first terminal is described first terminal Resources allocation block to described base station requests.

8. method as claimed in claim 7, it is characterized in that, described first terminal is described first terminal Resources allocation block to described base station requests, comprising:

Described first terminal obtains the priority of business that described first terminal performs, the type priority level of described first terminal or described first terminal are the authority that described first terminal distributes described Resource Block to described base station requests, and judge whether the priority of the business that described first terminal performs is more than or equal to pre-set business priority, or whether the type priority level of described first terminal is more than or equal to preset kind priority;

If the priority of the business that described first terminal performs is more than or equal to pre-set business priority, or, the type priority level of described first terminal is more than or equal to preset kind priority, or it is the authority that described first terminal distributes described Resource Block that described first terminal obtains to described base station requests, then described first terminal is that described first terminal distributes described Resource Block to described base station requests.

9. a terminal, is characterized in that, comprising:

Memory cell, the SA signaling for receiving according to described receiving element obtains the frequency information of the Resource Block that each terminal described takies, and stores the frequency information of the Resource Block that each terminal described takies;

10. terminal as claimed in claim 9, it is characterized in that, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is band limits information, then described determining unit, comprising:

Whether judgment sub-unit is identical with the band limits information of the Resource Block that each terminal described in described storage takies for judging the band limits information of described first resource block;

Determine subelement, for when the judged result of described judgment sub-unit is no, then determine to take first resource block.

11. terminals as claimed in claim 10, is characterized in that, described band limits information comprises starting frequency information and/or stops frequency information.

12. terminals as claimed in claim 9, it is characterized in that, the frequency information of the Resource Block that the frequency information of described first resource block and each terminal described take is Resource Block identification information, and the bandwidth of the bandwidth of Resource Block that described Resource Block identification information takies according to described first resource block and each terminal described and the resource pool of described base station assigns is numbered to be determined;

Whether then described judgment sub-unit is also identical with the Resource Block identification information of the Resource Block that each terminal described in described storage takies for judging the Resource Block identification information of described first resource block;

Describedly determine subelement, also for when the judged result of described judgment sub-unit is no, then determine to take first resource block.

13. terminals as described in any one of claim 9 to 12, it is characterized in that, described terminal also comprises:

14. terminals as claimed in claim 13, is characterized in that, described temporal information by being about to take the start time point of described first resource block, the end time puts and in the time period any two kinds determine that then described determining unit comprises:

Relatively subelement, for carrying out corresponding comparison by being about to take the start time point of described first resource block, end time point and in the time period any two kinds with the current occupied temporal information of described first resource block;

Describedly determine subelement, if also to there is at least one in the start time point of described first resource block, end time point and in the time period any two kinds not identical with the current occupied temporal information of described first resource block for being about to take, then determine that the temporal information being about to take described first resource block is not identical with the current occupied temporal information of described first resource block.

15. terminals as described in any one of claim 9 to 12, it is characterized in that, described terminal also comprises:

16. terminals as claimed in claim 15, it is characterized in that, described request unit, comprising: