CN102238746B - Resource scheduling method, device and system - Google Patents
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Abstract
The embodiment of the invention provides a resource scheduling method, a resource scheduling device and a resource scheduling system. The resource scheduling method comprises the following steps that: a first terminal acquires first training sequence indication information and a first uplink state identifier, wherein a training sequence of the first terminal, which is indicated by the first training sequence indication information is different from training sequences of other terminals scheduled by the first uplink state identifier, and the first uplink state identifier is used for scheduling the first terminal and the other terminals to transmit data on an uplink wireless block corresponding to the first uplink state identifier; the first terminal receives scheduling information, wherein the scheduling information comprises the first uplink state identifier; and the first terminal transmits the data on the uplink wireless block corresponding to the first uplink state identifier through the training sequence indicated by the first training sequence indication information. By the method, the uplink data transmission efficiency can be improved.
Description
Technical field
The present invention relates to communication technical field, be specifically related to the method for scheduling of resource, Apparatus and system.
Background technology
In GERAN (GSM EDGE Radio Acesss Network GSM EDGE, wireless access network) network, the allocation of radio resources of circuit domain is exclusive.In GERAN network, the time slot distributing to GPRS (General Packet Radio Service, GPRS) is called PDCH (PacketData Channel, Packet Data Channel).On the up PDCH distributed, terminal is by inspecting USF (the Uplink State Flag on corresponding descending PDCH, uplink state identify) determine use up PDCH, also the terminal that namely each PDCH is corresponding different, network has different USF value to the terminal distribution of each correspondence, by giving the different USF value of different terminal distribution, network determines certain up PDCH by which terminal is used.
At present, in the circuit domain of GERAN, a physical channel can be divided into two subchannels, and two users are respectively at the enterprising lang sound business of two sub-channels.Up, two terminals can adopt GMSK (Gaussian Minimum Shift Keying, Guassian Minimum Shift Keying GMSK) modulation system sends speech data on this physical channel, the data of the upper existing terminal 1 of 4 burst (pulse) also namely on this time slot, also comprise the data of terminal 2, demodulation is carried out by modes such as joint-detection in base station simultaneously.
And in the packet domain of GERAN network, a terminal is dispatched at descending use USF in base station, terminal sends data to base station on the up-link wireless block that this USF is corresponding, at present, there is the problem how improving transmitting uplink data efficiency.
Summary of the invention
Embodiments provide the method for scheduling of resource, Apparatus and system, improve the efficiency of transmitting uplink data.The method of the scheduling of resource that the embodiment of the present invention provides, Apparatus and system comprise as lower part.
A kind of method of scheduling of resource, comprise: first terminal obtains the first training sequence indication information and the first uplink state mark, wherein, the training sequence that training sequence and described first uplink state of the first terminal indicated by described first training sequence indication information identify the other-end dispatched is not identical, and described first uplink state mark sends data for execution cost first terminal and described other-end on the up-link wireless block that described first uplink state mark is corresponding; Described first terminal receiving scheduling information, described schedule information comprises described first uplink state mark; Described first terminal uses the training sequence indicated by described first training sequence indication information, and the up-link wireless block that described first uplink state mark is corresponding sends data.
A kind of terminal, comprise: information acquisition unit, for obtaining the first training sequence indication information and the first uplink state mark, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described terminal identify the other-end dispatched is not identical, and described first uplink state mark is used for execution cost terminal and described other-end; Schedule information receiving element, for receiving scheduling information, described schedule information comprises described first uplink state mark; Transmitting element, for using the training sequence indicated by described first training sequence indication information to send data on the up-link wireless block that described first uplink state mark is corresponding.
A kind of method of scheduling of resource, described method comprises: base station sends the first training sequence indication information and the first uplink state mark of corresponding first terminal, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described first terminal identify the other-end dispatched is not identical, and described first uplink state mark is used for execution cost first terminal and described other-end; Described base station sends schedule information, and described schedule information comprises described first uplink state mark; Described base station receives data on the up-link wireless block that described first uplink state mark is corresponding; Described base station uses the training sequence indicated by described first training sequence indication information from described data, obtain the data of corresponding described first terminal.
A kind of base station, it is characterized in that, comprise: transmitting element, for: the first training sequence indication information and the first uplink state mark that send corresponding first terminal, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described first terminal identify the other-end dispatched is not identical, and described first uplink state mark is used for execution cost first terminal and described other-end; Send schedule information to described first terminal, described schedule information comprises described first uplink state mark; Receiving element, for receiving data on the up-link wireless block that described first uplink state mark is corresponding; Terminal data acquiring unit, for using the training sequence indicated by described first training sequence indication information, obtains the data of corresponding described first terminal from described data.
By the above embodiment of the present invention, can be implemented in the efficiency improving uplink in the packet domain of GERAN network.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of a kind of communication system in one embodiment of the present of invention by way of example.
Fig. 2 shows the method schematic diagram of a kind of scheduling of resource in one embodiment of the present of invention by way of example.
Fig. 3 shows the cell schematics of a kind of terminal in one embodiment of the present of invention by way of example.
Fig. 4 shows the method schematic diagram of a kind of scheduling of resource in one embodiment of the present of invention by way of example.
Fig. 5 shows the cell schematics of a kind of base station in one embodiment of the present of invention by way of example.
Embodiment
Fig. 1 shows a kind of communication system 100 in one embodiment of the invention by way of example.Include at least one base station 102 in communication system 100 and carry out one or more terminal 104 of data communication with this base station 102.Such as, communication system 100 can be arranged in GERAN network, certainly, also can be positioned at other communication networks.
Such as, base station 102 can for being arranged in the base station of GERAN network, and base station 102 can communicate with one or more terminal 104.
Such as, terminal 104 can carry out reception or the transmission of wireless signal with Wireless Telecom Equipment or network.Such as, this terminal can be wireless device (Radio device), cellular telephone apparatus (Cellulartelephone device), computer equipment (Computing device), the equipment of personal communication devices (Personalcommunication system device) or other any equipment radio communications.
The data of base station 102 are sent to be called upward signal from terminal 104, terminal 104 sends to the channel at the upward signal place of base station 102 to be called up channel, and sending to the data of terminal 104 can be called downstream signal from base station 102, base station 102 sends to the channel at the downstream signal place of terminal 104 to be called down channel.
In the communication system 100, the time slot that timeslot number is identical on the successive frame of a frequency can form a physical channel.Further, 4 burst that the timeslot number on continuous print 4 frames is identical can form a radio block.
If communication system 100 is in packet domain, the mode of dynamic dispatching that what base station 102 adopted when carrying out the scheduling of radio block resource is, namely network designated terminal is for the up channel that sends and USF, then in downlink data block, carrys out indicating terminal by setting USF and sends upstream data at the next radio block period of up channel.
Provide a kind of method of scheduling of resource in one embodiment of the invention.As shown in Figure 2, the method comprises following part.
210, first terminal obtains the first training sequence indication information and the first uplink state mark, the training sequence that training sequence and first uplink state of this first terminal indicated by the first training sequence indication information identify the other-end dispatched is not identical, and the first uplink state mark is for dispatching first terminal and other-end sends data on the up-link wireless block that the first uplink state mark is corresponding.
The mode that first terminal obtains the first training sequence indication information and the first uplink state mark can have multiple.Such as, the first training sequence indication information and the first uplink state mark can be pre-configured in first terminal, or the first training sequence indication information and the first uplink state mark also can send to first terminal by base station.
It is not identical that row are sought in the training that training sequence and first uplink state of this first terminal indicated by the first training sequence indication information identify the other-end dispatched.Further, optionally, in another embodiment provided by way of example of the present invention, row are sought in the training that training sequence and first uplink state of this first terminal indicated by the first training sequence indication information identify the other-end dispatched can be as far as possible orthogonal each other, accordingly, base station can be helped to realize decoding from the data received and to obtain the data of first terminal.Further, optionally, in another embodiment provided by way of example of the present invention, the cross-correlation that the training that the training sequence of this first terminal indicated by the first training sequence indication information and the first uplink state identify the other-end dispatched is sought between row is as far as possible little, such as, the absolute value of its cross-correlation coefficient is less than or equal to 0.8, such as, and 0.1,0.2,0.3,0.5,0.7 etc.
220, first terminal receiving scheduling information, this schedule information comprises the first uplink state mark.
This schedule information can from such as base station.Base station is dispatched first terminal by the schedule information that transmission comprises the first uplink state mark and is sent upward signal to base station.
230, first terminal uses the training of the first terminal indicated by the first training sequence indication information to seek to be listed on up-link wireless block corresponding to the first uplink state mark and sends data.
On the up-link wireless block that the first uplink state mark is corresponding, first uplink state identifies the other-end dispatched also can send data on this up-link wireless block, and, when first terminal and other-end send data, corresponding training sequence can be used to encode to the data sent, then on the up-link wireless block that the first uplink state mark is corresponding, data after coding are sent to base station.After base station receives data, the training sequence that training sequence indicated by the first training sequence indication information of first terminal and other-end use, use interference cancellation techniques to decode this up-link wireless block, obtain the data of first terminal and other-end respectively.
The data that first terminal sends on the up-link wireless block that the first uplink state mark is corresponding can be business datum, also can be control signal, or both mixing.
In the method for a kind of scheduling of resource that an alternative embodiment of the invention provides, on basis embodiment illustrated in fig. 2, first terminal can also receive the pulse position indication information that base station sends, and this pulse position indication information instruction first terminal sends the position of the pulse that data use and the number of pulse in a up-link wireless block.
Due to more than one pulse can be included in a up-link wireless block, such as 4 pulses.Therefore, this pulse position indication information needs to indicate first terminal to use number and the position of the pulse in a up-link wireless block.
Instruction first terminal uses the number of the pulse in a up-link wireless block can be understood as: owing to can comprise one or more pulse in a up-link wireless block, so, first terminal can be indicated to use one or several pulses in a up-link wireless block.
Instruction first terminal uses the position of the pulse in a up-link wireless block can be understood as: use one or several pulses in a up-link wireless block owing to can indicate first terminal, so, if instruction first terminal uses a pulse, need which pulse in 4 pulses indicating first terminal to use in a up-link wireless block, such as, first or second pulse.If instruction first terminal uses 2 pulses, need any two pulses in 4 pulses indicating first terminal to use in a up-link wireless block, such as first and second pulses or third and fourth pulse etc.Accordingly, first terminal sends data and the pulse indicated by the pulse position indication information of first terminal in the up-link wireless block that the first uplink state mark is corresponding can send data on the up-link wireless block that the first uplink state mark is corresponding.
Adopt this pulse position indication information, terminal can be realized at transmission upward signal to more flexible during base station.When send data and/or signaling less, the number of the pulse of use can be reduced.When using the number of pulse to be less than 4, then indicating terminal is needed to use which pulse in 4 pulses or any two pulses.4 pulses of such radio block just can support more user terminal, improve the utilance of Radio Resource and the reusability of user.
Further, in the method for the scheduling of resource provided in another embodiment of the present invention, on the embodiment of the method basis of above-mentioned scheduling of resource, first terminal can also obtain the information of the second uplink state mark further, and this second uplink state mark sends data for dispatching first terminal uniquely on the corresponding up-link wireless block of the second uplink state mark.Further, the method for the scheduling of resource in yet another embodiment of the present invention can also comprise: first terminal uses the training sequence of the first terminal indicated by the first training sequence indication information to send data on the up-link wireless block corresponding to described second uplink state mark.Further, the method of scheduling of resource in yet another embodiment of the present invention can also comprise: first terminal obtains the second training sequence indication information, and the training sequence of this first terminal indicated by the second training sequence indication information is not identical with the training sequence of the first terminal indicated by the first training sequence indication information; The up-link wireless block of first terminal corresponding to the second uplink state mark uses the training sequence indicated by the second training sequence indication information to send data.
When base station send to first terminal be comprise second uplink state mark schedule information time, instruction first terminal in base station sends data on the corresponding up-link wireless block of the second uplink state mark, and this second uplink state mark can not be dispatched other-end and send data on the corresponding up-link wireless block of the second uplink state mark.Therefore, when base station is by the second uplink state mark scheduling, base station only can receive the data that first terminal sends on the corresponding up-link wireless block of the second uplink state mark, but during by the first uplink state mark scheduling, base station may receive the data of first terminal and other-end transmission on the up-link wireless block corresponding to the first uplink state mark.
In the present embodiment, the second uplink state mark can identify with the first uplink state and send upstream data with the use of carrying out dispatch terminal flexibly by base station.
Further, for first terminal, first uplink state mark scheduling up piece and the second uplink state represent that up piece of scheduling can use different modulation coding modes.Network can be considered current radio condition and send up number of terminals on up piece of the first uplink state mark correspondence to control flexibly, improves the reliability of uplink.Such as, up piece of first uplink state mark scheduling there is multiple terminal to send data, network can indicate first terminal to use lower modulation coding mode, reduce the interference of other-end, and up piece of the second uplink state mark correspondence is only had first terminal to use, network can indicate first terminal to use higher modulation coding mode.If up piece of the first uplink state mark correspondence only has first terminal to send data or signaling, other-end does not have data or signaling to send, then network can indicate first terminal to use the modulation coding mode of higher-order.This first and second uplink states mark flexible with the use of, the uplink transmission rate of first terminal can be improved.
Further, in the method for the scheduling of resource provided in another embodiment of the present invention, on the embodiment of the method basis of the scheduling of resource shown in Fig. 2, first terminal can also receive the indication information of data modulation coding mode.Such as, the data modulation coding mode of this indication information instruction first terminal can comprise such as GMSK (Gaussian Minimum Shift Keying, GMSK (Guassian Minimum Shift Keying)), 8PSK (8-PhasedShift Keying, 8 phase shift keyings), QPSK (Quadrature phase-shift keying, Quadrature Phase Shift Keying), 16QAM (16-Quadrature amplitude modulation, 16 quadrature amplitude modulation) and 32QAM (16-Quadrature amplitude modulation, 32 quadrature amplitude modulation) etc. the one in modulation system.
First terminal processes coding according to the data modulation coding mode of the training sequence obtained and indication information instruction accordingly to data, obtains coded data.Then, coded data is sent to base station by first terminal.Decode to coded data according to corresponding data coding mode and interference cancellation techniques in base station.The data rate brought due to different modulation coding modes is different, terminal is allowed to use different modulation coding modes, up data rate can be improved flexibly, and up modulation coding mode can be adjusted in time to ensure the reliability of transfer of data when channel condition fluctuation.
Further, in the method for another scheduling of resource provided by way of example of the present invention, the data modulation coding mode that first terminal receives can be different from the data modulation coding mode that the first uplink state identifies received by the other-end dispatched.The modulating-coding ability that such network is different according to terminal, it is up that the different terminal of flexible instruction adopts different modulation coding modes to send, multiple terminals of the first uplink state mark scheduling can not limit each other, even if first terminal only supports the modulation system of such as GMSK, other-end can use the modulation system of such as 8PSK, effectively raises the upstream bandwidth of the terminal supporting higher modulation code capacity.
As shown in Figure 3, show a kind of terminal 400 in one embodiment of the present of invention by way of example, this terminal 400 can complete the repertoire of first terminal in the embodiment of the method for above-mentioned scheduling of resource.This terminal 400 can adopt the mode of software and/or hardware to realize the repertoire of above-mentioned first terminal, and such as, terminal 400 can comprise one or more processor to realize the repertoire of above-mentioned first terminal.Such as, terminal 400 can comprise information acquisition unit 410, schedule information receiving element 420 and transmitting element 430.
Information acquisition unit 410 is for obtaining the first training sequence indication information and the first uplink state mark, wherein, the training sequence that training sequence indicated by first training sequence indication information and first uplink state of terminal 410 identify the other-end dispatched is not identical, and the first uplink state mark is used for dispatch terminal 410 and described other-end.
Further, optionally, in another embodiment provided by way of example of the present invention, the training that training sequence and first uplink state of this first terminal indicated by the first training sequence indication information identify the other-end dispatched is sought row and can be realized orthogonal each other as far as possible, accordingly, base station can be helped to realize decoding from the data received and to obtain the data of first terminal.Further, optionally, in another embodiment provided by way of example of the present invention, the cross-correlation that the training that the training sequence of this first terminal indicated by the first training sequence indication information and the first uplink state identify the other-end dispatched is sought between row is as far as possible little, such as, the absolute value of its cross-correlation coefficient is less than or equal to 0.8, such as, and 0.1,0.2,0.3,0.5,0.7 etc.
Schedule information receiving element 420 is for receiving scheduling information, and schedule information comprises the first uplink state mark.
Transmitting element 430, for using the training sequence indicated by the first training sequence indication information, the up-link wireless block that the first uplink state mark is corresponding sends data, and wherein, data can be business datum also can be control signal.
In another embodiment of the present invention, information acquisition unit 410 can also be used for received pulse position indication information, and pulse position indication information instruction first terminal sends the position of the pulse that data use in the up-link wireless block corresponding to the first uplink state mark.
Transmitting element 430 sends data and comprises on the up-link wireless block that the first uplink state mark is corresponding: the pulse indicated by the pulse position indication information of transmitting element 430 in the up-link wireless block that the first uplink state mark is corresponding sends data.
In another embodiment of the present invention, information acquisition unit 410 can also be used for the indication information obtaining data modulation coding mode.Such as, the data modulation coding mode of indication information instruction can comprise the one in the modulation systems such as GMSK, 8PSK, QPSK, 16QAM and 32QAM.
In yet another embodiment of the present invention, transmitting element 430 also for: use the first modulation coding mode to encode to the data that will send, obtain coded data, wherein, described first modulation coding mode is not used in described first uplink state and identifies the modulation coding mode used when the other-end dispatched carries out data encoding; The up-link wireless block that described uplink state mark is corresponding sends described coded data.
By comprising the scheduling of the schedule information of the first uplink state mark, first terminal and the first uplink state are identified the other-end dispatched and are encoded to data by training sequence mutually orthogonal each other, then on the up-link wireless block corresponding to the first uplink state mark, send to base station, can allow base station from the data received respectively decoding obtain the data that first terminal and other-end send to base station.Therefore, first terminal is when sending upward signal, can realize identifying with the first uplink state the other-end dispatched realizes multiplexing, improve the efficiency of uplink, and while raising uplink efficiency, achieve the multiple terminals being contained first terminal by a uplink state mark scheduling packets, reach the dynamic dispatching not realized radio block on uplink orthogonal subchannel by downstream Quadrature subchannel technology.
Provide a kind of method of scheduling of resource in another embodiment of the present invention.As shown in Figure 4, the method comprises following part.
510, base station sends the first training sequence indication information and the first uplink state mark of corresponding first terminal, wherein, the training sequence that training sequence indicated by first training sequence indication information and first uplink state of first terminal identify the other-end dispatched is not identical, and the first uplink state mark is for dispatching first terminal and this other-end.The mode of the first training sequence indication information and the first uplink state mark that base station obtains first terminal can have multiple.Such as, the first training sequence indication information of first terminal and the first uplink state mark can be kept on base station, or base station also can obtain the first training sequence indication information and the first uplink state mark of first terminal by receipt message.
Further, optionally, in another embodiment provided by way of example of the present invention, the training that training sequence and first uplink state of this first terminal indicated by the first training sequence indication information identify the other-end dispatched is sought row and can be realized orthogonal each other as far as possible, accordingly, base station can be helped to realize decoding from the data received and to obtain the data of first terminal.Further, optionally, in another embodiment provided by way of example of the present invention, the cross-correlation that the training that the training sequence of this first terminal indicated by the first training sequence indication information and the first uplink state identify the other-end dispatched is sought between row is as far as possible little, such as, the absolute value of its cross-correlation coefficient is less than or equal to 0.8, such as, and 0.1,0.2,0.3,0.5,0.7 etc.
520, base station sends schedule information, and described schedule information comprises described first uplink state mark.When base station can by send comprise first uplink state mark schedule information realize dispatch first terminal first uplink state mark corresponding to up-link wireless block on send data.Simultaneously, because the first uplink state mark sends data with this other-end for dispatching first terminal on the up-link wireless block corresponding to the first uplink state mark, so, base station can send the first uplink state and identify to first terminal and this other-end, and scheduling first terminal sends data with this other-end on identical radio block.
530, base station receives data on the up-link wireless block that described first uplink state mark is corresponding, and wherein, described data are business datum or control data.
After first terminal and this other-end receive base station transmission schedule information, indicated by the first uplink state identifies in schedule information, the up-link wireless block corresponding to the first uplink state mark sends data to base station.And before first terminal sends data on up-link wireless block, use the training sequence indicated by training sequence indication information of first terminal to carry out coded modulation to the data that will send.First uplink state identifies the other-end dispatched before transmitting data, and its corresponding training sequence can be used to carry out coded modulation to the data that will send.
540, base station uses the training sequence indicated by the first training sequence indication information from described data, obtain the data of corresponding described first terminal.
Base station identifies the data that the first terminal dispatched sends on identical up-link wireless block with other-end receiving the first uplink state, training sequence corresponding to first terminal, the data adopting interference cancellation techniques to decode on this radio block, can obtain the data of corresponding first terminal from the data of this radio block.
In the present embodiment, the schedule information that base station can comprise the first uplink state mark by transmission dispatches first terminal and this first uplink state identifies the other-end dispatched, instruction first terminal and other-end send data on the up-link wireless block corresponding to the first uplink state mark, simultaneously, training sequence corresponding to first terminal, to the decoding data that this up-link wireless block receives, can get should the data of first terminal from up-link wireless block.Therefore, achieve and dispatch multiple terminal by same uplink state mark send data on corresponding radio block, improve the efficiency of uplink transmission data.
In another embodiment provided by way of example of the present invention, on basis embodiment illustrated in fig. 5, base station can also send pulse position indication information, and this pulse position indication information instruction first terminal sends the position of the pulse that data use and the number of pulse in a up-link wireless block.
Due to more than one pulse can be included in a up-link wireless block, such as 4 pulses.Therefore, this pulse position indication information needs to indicate first terminal to use number and the position of the pulse in a up-link wireless block.Wherein, instruction first terminal uses the number of the pulse in a up-link wireless block can be understood as: owing to can comprise one or more pulse in a up-link wireless block, so, first terminal can be indicated to use one or several pulses in a up-link wireless block, instruction first terminal use in a up-link wireless block the position of pulse can be understood as: use one or several pulses in a up-link wireless block due to first terminal can be indicated, so, if instruction first terminal uses a pulse, need which pulse in 4 pulses indicating first terminal to use in a up-link wireless block, if instruction first terminal uses 2 pulses, need any two pulses in 4 pulses indicating first terminal to use in a up-link wireless block, such as first and second pulses or third and fourth pulse etc.Accordingly, first terminal sends data and the pulse indicated by the pulse position indication information of first terminal in the up-link wireless block that the first uplink state mark is corresponding can send data on the up-link wireless block that the first uplink state mark is corresponding.
Base station sends this pulse position indication information to terminal, can realize terminal at transmission upward signal to more flexible during base station.When send data and/or signaling less, the number of the pulse of use can be reduced.When using the number of pulse to be less than 4, then indicating terminal is needed to use which pulse in 4 pulses or any two pulses.4 pulses of such radio block just can support more user terminal, improve the utilance of Radio Resource and the reusability of user.
In another embodiment provided by way of example of the present invention, on the basis of the embodiment of the method for the scheduling of resource of above-mentioned described base station side, base station can also send the information of the second uplink state mark further, and this second uplink state mark sends data for dispatching first terminal uniquely on the corresponding up-link wireless block of the second uplink state mark.
When base station send to first terminal be comprise second uplink state mark schedule information time, instruction first terminal in base station sends data on the corresponding up-link wireless block of the second uplink state mark, and this second uplink state mark can not be dispatched other-end and send data on the corresponding up-link wireless block of the second uplink state mark.Therefore, when base station is by the second uplink state mark scheduling, base station only can receive the data that first terminal sends on the corresponding up-link wireless block of the second uplink state mark, but during by the first uplink state mark scheduling, base station may receive the data of first terminal and other-end transmission on the up-link wireless block corresponding to the first uplink state mark.
In the present embodiment, the second uplink state mark can identify with the first uplink state and send upstream data with the use of carrying out dispatch terminal flexibly by base station.
Further, in the method for the scheduling of resource in another embodiment provided by way of example of the present invention, on the embodiment of the method basis of the scheduling of resource shown in Fig. 5, base station can also send the indication information of data modulation coding mode.Such as, the data modulation coding mode of this indication information instruction first terminal can comprise such as GMSK (Gaussian Minimum Shift Keying, GMSK (Guassian Minimum Shift Keying)), 8PSK (8-Phased Shift Keying, 8 phase shift keyings), QPSK (Quadrature phase-shift keying, Quadrature Phase Shift Keying), 16QAM (16-Quadrature amplitude modulation, 16 quadrature amplitude modulation) and 32QAM (16-Quadrature amplitude modulation, 32 quadrature amplitude modulation) etc. the one in modulation system.
Accordingly, first terminal can process coding according to the data modulation coding mode of the indication information instruction received to data accordingly, obtains coded data.Then, the data after coding are sent to base station by first terminal on the up-link wireless block corresponding to the first status indicator.Base station, according to corresponding data coding mode, adopts interference cancellation techniques to decode to coded data.The data rate brought due to different modulation coding modes is different, corresponding permission terminal uses different modulation coding modes, therefore, higher uplink bit rate can be improved by indicating terminal flexibly in base station, and can when channel condition fluctuation, the timely notification terminal in base station adjusts up modulation coding mode, reaches the reliability improving transmitting uplink data.
Further, in the method for another scheduling of resource provided by way of example of the present invention, the data modulation coding mode of the other-end that base station indicates the first status indicator to dispatch can indicate the data modulation coding mode of first terminal different from base station.
As shown in Figure 5, show a kind of base station 600 in one embodiment of the present of invention by way of example, this base station 600 can complete the repertoire of base station in the embodiment of the method for above-mentioned scheduling of resource.This base station 600 can adopt the mode of software and/or hardware to realize the repertoire of above-mentioned base station, and such as, base station 600 can comprise one or more processor to realize the repertoire of above-mentioned base station.Such as, base station 600 can comprise transmitting element 620, receiving element 630 and terminal data acquiring unit 640.
Transmitting element 620 for: obtain the first training sequence indication information of corresponding first terminal and the first uplink state mark, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described first terminal identify the other-end dispatched is not identical, and described first uplink state mark is used for execution cost first terminal and described other-end.
Further, optionally, in another embodiment provided by way of example of the present invention, the training that training sequence and first uplink state of this first terminal indicated by the first training sequence indication information identify the other-end dispatched is sought row and can be realized orthogonal each other as far as possible, accordingly, base station can be helped to realize decoding from the data received and to obtain the data of first terminal.Further, optionally, in another embodiment provided by way of example of the present invention, the cross-correlation that the training that the training sequence of this first terminal indicated by the first training sequence indication information and the first uplink state identify the other-end dispatched is sought between row is as far as possible little, such as, the absolute value of its cross-correlation coefficient is less than or equal to 0.8, such as, and 0.1,0.2,0.3,0.5,0.7 etc.
Transmitting element 620 is also for sending schedule information to described first terminal, and described schedule information comprises described first uplink state mark.
Receiving element 630 for receiving data on the up-link wireless block that described first uplink state mark is corresponding, and wherein, described data are business datum or control data.
Terminal data acquiring unit 640 seeks row for using the training indicated by described first training sequence indication information, obtains the data of corresponding described first terminal from described data.
Further, transmitting element 620 in base station 600 can also be used for sending pulse position indication information, and described pulse position indication information indicates described first terminal in the up-link wireless block corresponding to described first uplink state mark, send the position of the pulse that data use.Or the transmitting element 620 in base station 600 can also be used for the information sending the second uplink state mark, described second uplink state mark is used for execution cost first terminal uniquely.Or the transmitting element 620 in base station 600 can also be used for the indication information sending data modulation coding mode.Such as, indication information indicates the data modulation coding mode of described first terminal can comprise one in GMSK, 8PSK, QPSK, 16QAM and 32QAM.
Further, the first terminal indicated by indication information of data modulation coding mode that sends of transmitting element 620 data modulation coding mode can to identify the modulation coding mode used when the other-end dispatched carries out data encoding different from the first uplink state.
Provide a kind of communication system by way of example in one embodiment of the present of invention, this communication system comprises base station and terminal.This base station and terminal can complete base station and terminal repertoire in said method embodiment respectively.Wherein, the specific implementation details of base station and terminal, see the description of above-described embodiment, does not repeat them here.
By the description of above embodiment, those skilled in the art can be well understood to the mode that the present invention can add required general hardware platform by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random AccessMemory), magnetic disc or CD etc. various can be program code stored medium.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the 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 unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (20)
1. a method for scheduling of resource, is characterized in that, comprising:
First terminal obtains the first training sequence indication information and the first uplink state mark, wherein, the training sequence that training sequence and described first uplink state of the first terminal indicated by described first training sequence indication information identify the other-end dispatched is not identical, described first uplink state mark sends data for execution cost first terminal and described other-end on the up-link wireless block that described first uplink state mark is corresponding simultaneously, and described data are business datum and/or control signal;
Described first terminal receiving scheduling information, described schedule information comprises described first uplink state mark;
Described first terminal uses the training sequence indicated by described first training sequence indication information, and the up-link wireless block that described first uplink state mark is corresponding sends data.
2. method according to claim 1, is characterized in that, also comprises:
Described first terminal received pulse position indication information, described pulse position indication information indicates described first terminal in the up-link wireless block corresponding to described first uplink state mark, send the position of the pulse that data use.
3. method according to claim 1 and 2, is characterized in that, also comprises:
Described first terminal obtains the information of the second uplink state mark, and described second uplink state mark is used for execution cost first terminal uniquely, corresponding to described second uplink state mark, up-link wireless block sends data.
4. method according to claim 3, is characterized in that, also comprises:
Described first terminal uses the training sequence of the described first terminal indicated by described first training sequence indication information to send data on the up-link wireless block corresponding to described second uplink state mark.
5. method according to claim 3, is characterized in that, also comprises:
Described first terminal obtains the second training sequence indication information, and the training sequence of the first terminal indicated by described second training sequence indication information is not identical with the training sequence of the first terminal indicated by described first training sequence indication information;
The up-link wireless block of described first terminal corresponding to described second uplink state mark uses the training sequence of the described first terminal indicated by the second training sequence indication information to send data.
6. method according to claim 1 and 2, is characterized in that, also comprises:
Described first terminal obtains the indication information of data modulation coding mode;
Described first terminal uses the training sequence indicated by described first training sequence indication information, the up-link wireless block that described first uplink state mark is corresponding sends data and specifically comprises:
According to the data modulation coding mode indicated by described training sequence and described indication information, described first terminal sends data on the up-link wireless block that described first uplink state mark is corresponding.
7. method according to claim 6, is characterized in that, it is different that described indication information indicates the data modulation coding mode of described first terminal and described first uplink state to identify the modulation coding mode used when the other-end dispatched carries out data encoding.
8. a terminal, is characterized in that, comprising:
Information acquisition unit, for obtaining the first training sequence indication information and the first uplink state mark, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described terminal identify the other-end dispatched is not identical, described first uplink state mark sends data for execution cost terminal and described other-end on the up-link wireless block that described first uplink state mark is corresponding simultaneously, and described data are business datum and/or control signal;
Schedule information receiving element, for receiving scheduling information, described schedule information comprises described first uplink state mark;
Transmitting element, for using the training sequence indicated by described first training sequence indication information to send data on the up-link wireless block that described first uplink state mark is corresponding.
9. terminal according to claim 8, it is characterized in that, described information acquisition unit is also for received pulse position indication information, and described pulse position indication information indicates described terminal in the up-link wireless block corresponding to described first uplink state mark, send the position of the pulse that data use;
Described transmitting element sends data and comprises on the up-link wireless block that described first uplink state mark is corresponding:
Described transmitting element sends described data in the pulse described in the up-link wireless block of described first uplink state mark correspondence indicated by pulse position indication information.
10. terminal according to claim 9, is characterized in that, described information acquisition unit also for:
Obtain the indication information of data modulation coding mode.
11. terminals according to claim 10, is characterized in that, it is different that described indication information indicates the data modulation coding mode of described terminal and described first uplink state to identify the modulation coding mode used when the other-end dispatched carries out data encoding.
The method of 12. 1 kinds of scheduling of resource, is characterized in that, described method comprises:
Base station sends the first training sequence indication information and the first uplink state mark of corresponding first terminal, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described first terminal identify the other-end dispatched is not identical, described first uplink state mark sends data for execution cost first terminal and described other-end on the up-link wireless block that described first uplink state mark is corresponding simultaneously, and described data are business datum and/or control signal;
Described base station sends schedule information, and described schedule information comprises described first uplink state mark;
Described base station receives data on the up-link wireless block that described first uplink state mark is corresponding;
Described base station uses the training sequence indicated by described first training sequence indication information from described data, obtain the data of corresponding described first terminal.
13. methods according to claim 12, is characterized in that, also comprise:
Described base station sends pulse position indication information, and described pulse position indication information indicates described first terminal in the up-link wireless block corresponding to described first uplink state mark, send the position of the pulse that data use.
14. methods according to claim 13, is characterized in that, the data that described base station obtains corresponding described first terminal from described data comprise:
One or more up-link wireless block that the mark of uplink state described in described data is corresponding is determined in described base station;
In one or more up-link wireless block described, in the pulse of described base station indicated by described pulse position indication information, obtain the data of described first terminal.
15. methods according to claim 12 or 13, is characterized in that, also comprise:
Described base station sends the information of the second uplink state mark, and described second uplink state mark is used for execution cost first terminal uniquely.
16. methods according to claim 12 or 13, is characterized in that, also comprise:
Described base station sends the indication information of data modulation coding mode;
The described data that base station obtains corresponding described first terminal from described data according to described training sequence also comprise:
According to the data modulation coding mode indicated by described training sequence and described indication information, described base station obtains the data of described first terminal from the up-link wireless block of the first uplink state mark correspondence described in described data.
17. methods according to claim 16, it is characterized in that, it is different that described indication information indicates the data modulation coding mode of described first terminal and described first uplink state to identify the modulation coding mode used when the other-end dispatched carries out data encoding.
18. 1 kinds of base stations, is characterized in that, comprising:
Transmitting element, for:
Send the first training sequence indication information and the first uplink state mark of corresponding first terminal, wherein, the training sequence that training sequence indicated by first training sequence indication information and described first uplink state of described first terminal identify the other-end dispatched is not identical, described first uplink state mark sends data for execution cost first terminal and described other-end on the up-link wireless block that described first uplink state mark is corresponding simultaneously, and described data are business datum and/or control signal;
Send schedule information to described first terminal, described schedule information comprises described first uplink state mark;
Receiving element, for receiving data on the up-link wireless block that described first uplink state mark is corresponding;
Terminal data acquiring unit, for using the training sequence indicated by described first training sequence indication information, obtains the data of corresponding described first terminal from described data.
19. base stations according to claim 18, is characterized in that, described transmitting element also for:
Send pulse position indication information, described pulse position indication information indicates described first terminal in the up-link wireless block corresponding to described first uplink state mark, send the position of the pulse that data use; Or,
Send the information of the second uplink state mark, described second uplink state mark is used for execution cost first terminal uniquely; Or,
Send the indication information of data modulation coding mode.
20. base stations according to claim 19, it is characterized in that, it is different that described indication information indicates the data modulation coding mode of described first terminal and described first uplink state to identify the modulation coding mode used when the other-end dispatched carries out data encoding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010160321.XA CN102238746B (en) | 2010-04-21 | 2010-04-21 | Resource scheduling method, device and system |
| PCT/CN2011/073124 WO2011131136A1 (en) | 2010-04-21 | 2011-04-21 | Resource scheduling method, apparatus and system |
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| CN201010160321.XA CN102238746B (en) | 2010-04-21 | 2010-04-21 | Resource scheduling method, device and system |
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| CN103188779B (en) * | 2011-12-31 | 2016-08-10 | 华为技术有限公司 | A kind of data transmission method and the device of application the method |
| WO2015013978A1 (en) * | 2013-08-02 | 2015-02-05 | 华为技术有限公司 | Packet domain resource scheduling method, network device and terminal |
| EP3703293B1 (en) * | 2017-11-15 | 2022-03-30 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for determining non-contention random access resource, network device and terminal device |
| CN107995679B (en) * | 2018-01-30 | 2019-05-17 | 创新维度科技（北京）有限公司 | A kind of downlink data transmission and downlink data method of reseptance of Internet of Things |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274497A (en) * | 1998-07-24 | 2000-11-22 | 诺基亚网络有限公司 | Method and packet radio system for transmitting modulation and signalling information |
| EP1708529A1 (en) * | 2005-03-31 | 2006-10-04 | Motorola Inc. | Uplink resource allocation in dual transfer mode |
| CN1969469A (en) * | 2004-06-18 | 2007-05-23 | 艾利森电话股份有限公司 | Co-sequence interference detection and treatment |
| CN101047426A (en) * | 2006-04-18 | 2007-10-03 | 华为技术有限公司 | Distribution method of uplink block data channel and data transmitting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100579078C (en) * | 2007-06-19 | 2010-01-06 | 华为技术有限公司 | Method, base station and subscriber terminal for implementing ascending resource scheduling |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274497A (en) * | 1998-07-24 | 2000-11-22 | 诺基亚网络有限公司 | Method and packet radio system for transmitting modulation and signalling information |
| CN1969469A (en) * | 2004-06-18 | 2007-05-23 | 艾利森电话股份有限公司 | Co-sequence interference detection and treatment |
| EP1708529A1 (en) * | 2005-03-31 | 2006-10-04 | Motorola Inc. | Uplink resource allocation in dual transfer mode |
| CN101047426A (en) * | 2006-04-18 | 2007-10-03 | 华为技术有限公司 | Distribution method of uplink block data channel and data transmitting method |
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| CN102238746A (en) | 2011-11-09 |
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