Summary of the invention
The invention discloses the method in a kind of UE (User Equipment, subscriber equipment), it is characterized in that, comprise the steps:
-steps A. on first carrier, receive the first signaling obtain the first frame structure, the first frame structure is the frame structure of the second carrier wave in configurator timing window
-step B. receives the schedule information of the second signaling acquisition for the first subframe on the second carrier wave
-step C. receives physical layer data according to described schedule information and sends corresponding ACK/NACK or send physical layer data and receive corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier
Wherein, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, second carrier wave is deployed in unlicensed spectrum, first subframe belongs to described configurator timing window, and the first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
The essence of above-mentioned aspect be the frame structure of dynamic-configuration comprise FDD (FrequencyDivision Duplex, Frequency Division Duplexing (FDD)) frame structure-unlicensed spectrum on do not need to consider and the compatibility of traditional UE, its advantage comprises:
The redundancy expense that in-minimizing tdd frame structure, GP (Guard Period, protection interval) brings.Due to the employing of DFS technology, the quilt state of " mourning in silence " that the function of GP is all or part of replaces.
-be applicable to the asymmetric data burst of up-downgoing of more extreme ratio, realize higher spectrum efficiency.
As an embodiment, the length of described configurator timing window is { one in 10,20,40,80}ms (millisecond, millisecond).As an embodiment, described physical layer data is the data of the upper transmission of PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel).As another embodiment, described physical layer data is the data on PUSCH (PhysicalUplink Shared Channel, Physical Downlink Shared Channel).As an embodiment, the frame structure that described candidate's tdd frame structured set is configured by the SIB (System InformationBlock, system information block) of first carrier or determined by the descending reference frame structure (DL-Reference UL/DL configuration) of first carrier:
The corresponding tdd frame structure of-descending reference frame structure #2 { #0, #1, #2, #6}
The corresponding tdd frame structure of-descending reference frame structure #4 { #0, #1, #3, #4, #6}
The corresponding tdd frame structure of-descending reference frame structure #5 { #0, #1, #2, #3, #4, #5, #6}.
As an embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling signaling (namely described step C is: send physical layer data according to described schedule information and receive corresponding ACK/NACK).As an embodiment, the descending sub frame of corresponding first frame structure of the first subframe or special subframe, the second signaling is descending scheduling signaling (namely described step C is: receive physical layer data according to described schedule information and send corresponding ACK/NACK).
Described uplink scheduling signaling is the signaling sending ascending physical signal layer data for dispatching UE, as an embodiment, is the DCI format { one in 0,4}.Described descending scheduling signaling is the signaling receiving downlink physical layer data for dispatching UE, as an embodiment, is DCI format { 1,1A, 1B, 1C, 1D, the one in 2,2A, 2B, 2C, 2D}
Concrete, according to an aspect of the present invention, it is characterized in that, also comprise the steps:
-step D. sends PRACH (Physical Random AccessChannel, Physical Random Access Channel) sequence on a second carrier
Wherein, the PRACH resource that described PRACH sequence takies and Format Series Lines (PreambleFormat) are identified by PRACH configuration index (Configuration Index), and described PRACH configuration index is configured by downlink signaling.Described target frame structured set is described option three, and described PRACH configuration index obeys FDD configuration to the mapping of described PRACH resource and described Format Series Lines; Or described target frame structured set is one in { described option one, described option two, described option four }, described PRACH configuration index obeys TDD configuration to the mapping of described PRACH resource and described Format Series Lines.
Described FDD configuration is see the form 5.7.1-2 of TS36.211, and described TDD configuration is see the form 5.7.1-3 of TS36.211 and form 5.7.1-4.
Above-mentioned aspect of the present invention avoid UE correctly do not receive the first signaling and the base station side produced and UE side to the different understanding of PRACH configuration index.
Concrete, according to an aspect of the present invention, it is characterized in that, also comprise the steps:
-step e. giving in framing on a second carrier in configurator timing window receives PSS (PrimarySynchronization Sequence, main synchronizing sequence) and SSS (SecondarySynchronization Sequence, secondary synchronization sequences).
Wherein, described target frame structured set is described option three, in the frame of described PSS position and described SSS frame in position obey position in FDD frame; Or described target frame structured set is one in { described option one, described option two, described option four }, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
In the frame of described PSS, position is see the 6.11.1.2 joint in TS36.211, and in the frame of described SSS, position is see the 6.11.2.2 joint in TS36.211.
Above-mentioned aspect of the present invention avoid UE correctly do not receive the first signaling and the base station side produced and UE side to the different understanding of position in the frame of PSS and SSS.
Concrete, according to an aspect of the present invention, it is characterized in that, the payload size of the first signaling is the payload size of the form 1C that first carrier transmits, wherein 3 bits are used to indicate the first frame structure, first signaling is identified by eIMTA-RNTI (Radio Network TemporaryIndentifier, wireless network fixes tentatively identifier).
Concrete, according to an aspect of the present invention, it is characterized in that, described steps A also comprises the steps:
-steps A 0. receives the 3rd signaling at first carrier and determines described target frame structured set
Wherein, the 3rd signaling is high-level signaling.
As an embodiment, the 3rd signaling is RRC (Radio Resource Control, wireless heterogeneous networks) layer IE (Information Element, information particle).Form 2 gives 7 embodiments of the 3rd signaling and described target frame structured set.
Table 2: the embodiment of the 3rd signaling
As an embodiment, the second signaling is uplink scheduling signaling.Described target frame structured set is { described option one, described option three, described option four } in one and the transmission carrier wave of the second signaling is deployed in FDD carrier wave, HARQ (Hybrid AutoRetransmission Request, the hybrid automatic repeat-request) sequential of described physical layer data follows the ascending HARQ sequential of FDD.
Above-described embodiment is applicable to first carrier and is deployed in FDD frequency spectrum or is deployed in TDD frequency spectrum or is deployed in the scene of unlicensed spectrum.The HARQ sequential of described physical layer data comprises the time delay (the ascending HARQ sequential of 4 subframe-FDDs) of transmission subframe to the first subframe of the second signaling, and the first subframe is to the time delay (the ascending HARQ sequential of 4 subframe-FDD) of the transmission subframe of corresponding ACK (response)/NACK (non-response).
As another embodiment, described target frame structured set is { described option one, described option three, described option four } in one and the transmission carrier wave of the second signaling is deployed in TDD carrier wave, the HARQ sequential of described physical layer data adopts RTT (the Round Trip Time of 10 milliseconds, the winding time), wherein the first subframe is the 4th subframe after the transmission subframe of the second signaling.
As another embodiment, described target frame structured set is described option two, the HARQ sequential of described physical layer data follows the ascending HARQ sequential of the second frame structure, and the second frame structure is the one in tdd frame structure #0 ~ #6, and the second frame structure is configured by high-level signaling.As a sub-embodiment of the present embodiment, the second frame structure is by RRC signal deployment.As another embodiment, the second frame structure is the up reference frame structure (UL-Reference UL/DLconfiguration) of the second carrier wave.
Above-mentioned ascending HARQ sequential comprises the time delay (form 8-2 in TS36.213) of transmission subframe to the first subframe of the second signaling, and the first subframe is to the time delay (the form 9.1.2-1 in TS36.213) of the transmission subframe of corresponding descending ACK/NACK.
Concrete, according to an aspect of the present invention, it is characterized in that, the second signaling is descending scheduling signaling.First carrier is deployed in FDD frequency spectrum, and the HARQ sequential of described physical layer data follows the descending HARQ sequential of FDD; Or first carrier is deployed in TDD frequency spectrum, the HARQ sequential of described physical layer data follows the descending HARQ sequential of the SIB configuration frame structure of first carrier or the descending reference frame structure of first carrier.
If first carrier is configured with descending reference frame structure, then the HARQ sequential of described physical layer data follows the descending HARQ sequential of the descending reference frame structure of first carrier, otherwise the SIB following first carrier configures the descending HARQ sequential of frame structure.
Above-mentioned descending HARQ sequential comprises the time delay (0 subframe) of transmission subframe to the first subframe of the second signaling, and the first subframe is to the time delay (form 10.1.3.1-1 or R1-141745 with reference in TS36.213) of the transmission subframe of corresponding uplink ACK/NACK.
The invention discloses a kind of method in base station, it is characterized in that, comprise the steps:
-steps A. on first carrier, send the first signaling indicate the first frame structure, the first frame structure is the frame structure of the second carrier wave in configurator timing window
-step B. sends the schedule information of the second signaling pointer to the first subframe on the second carrier wave
-step C. sends physical layer data according to described schedule information and receives corresponding ACK/NACK or receive physical layer data and send corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier
Wherein, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, second carrier wave is deployed in unlicensed spectrum, first subframe belongs to described configurator timing window, and the first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
As an embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling signaling (namely described step C is: receive physical layer data according to described schedule information and send corresponding ACK/NACK).As an embodiment, the descending sub frame of corresponding first frame structure of the first subframe or special subframe, the second signaling is descending scheduling signaling (namely described step C is: send physical layer data according to described schedule information and receive corresponding ACK/NACK).
As an embodiment, for described option four, comprise at most 6 kinds of frame structures in candidate's tdd frame structured set, namely guaranteeing that frame structure quantity that above-mentioned 4 options comprise all is not more than 8-can by 3 bits instructions and then the frame structure reprovision signaling of reusing in eIMTA.
Concrete, according to an aspect of the present invention, it is characterized in that, also comprise the steps:
-step D. receives PRACH sequence on a second carrier
Wherein, the PRACH resource that described PRACH sequence takies and Format Series Lines are identified by PRACH configuration index, and described PRACH configuration index is configured by downlink signaling.Described target frame structured set is described option three, and described PRACH configuration index obeys FDD configuration to the mapping of described PRACH resource and described Format Series Lines; Or described target frame structured set is one in { described option one, described option two, described option four }, described PRACH configuration index obeys TDD configuration to the mapping of described PRACH resource and described Format Series Lines.
Concrete, according to an aspect of the present invention, it is characterized in that, also comprise the steps:
-step e. giving in framing on a second carrier in configurator timing window sends PSS and SSS
Wherein, described target frame structured set is described option three, in the frame of described PSS position and described SSS frame in position obey position in FDD frame; Or described target frame structured set is one in { described option one, described option two, described option four }, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
Concrete, according to an aspect of the present invention, it is characterized in that, the payload size of the first signaling is the payload size of the form 1C that first carrier transmits, and wherein 3 bits are used to indicate the first frame structure, and the first signaling is identified by eIMTA-RNTI.
Concrete, according to an aspect of the present invention, it is characterized in that, described steps A also comprises the steps:
-steps A 0. sends the 3rd signaling at first carrier and indicates described target frame structured set
Wherein, the 3rd signaling is high-level signaling.
Concrete, according to an aspect of the present invention, it is characterized in that, the second signaling is uplink scheduling signaling.Described target frame structured set is in { described option one, described option three, described option four } one and the transmission carrier wave of the second signaling is deployed in FDD carrier wave, and the HARQ sequential of described physical layer data follows the ascending HARQ sequential of FDD; Or described target frame structured set is { described option one, described option three, described option four } in one and the transmission carrier wave of the second signaling is deployed in TDD carrier wave, the HARQ sequential of described physical layer data adopts the RTT of 10 milliseconds, and wherein the first subframe is the 4th subframe after the transmission subframe of the second signaling; Or described target frame structured set is described option two, the HARQ sequential of described physical layer data follows the ascending HARQ sequential of the second frame structure, and the second frame structure is the one in tdd frame structure #0 ~ #6, and the second frame structure is configured by high-level signaling.
Concrete, according to an aspect of the present invention, it is characterized in that, the second signaling is descending scheduling signaling.First carrier is deployed in FDD frequency spectrum, and the HARQ sequential of described physical layer data follows the descending HARQ sequential of FDD; Or first carrier is deployed in TDD frequency spectrum, the HARQ sequential of described physical layer data follows the descending HARQ sequential of the SIB configuration frame structure of first carrier or the descending reference frame structure of first carrier.
The invention discloses a kind of subscriber equipment, it is characterized in that, this equipment comprises:
First module: obtain the first frame structure for receiving the 3rd signaling determination target frame structured set at first carrier and receive the first signaling on first carrier, the first frame structure is the frame structure of the second carrier wave in configurator timing window
Second module: for receiving the schedule information of the second signaling acquisition for the first subframe on the second carrier wave
3rd module: for receiving physical layer data according to described schedule information and sending corresponding ACK/NACK or send physical layer data and receive corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier
Wherein, 3rd signaling is high-level signaling, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to described configurator timing window, first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
As an embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling signaling.As an embodiment, the descending sub frame of corresponding first frame structure of the first subframe or special subframe, the second signaling is descending scheduling signaling.
As an embodiment, the said equipment also comprise following one of at least:
Four module: for sending PRACH sequence on a second carrier
5th module: receive PSS and SSS for giving in framing in configurator timing window on a second carrier
Wherein, the PRACH resource that described PRACH sequence takies and Format Series Lines are identified by PRACH configuration index, and described PRACH configuration index is configured by downlink signaling.Described target frame structured set is described option three, and described PRACH configuration index obeys FDD configuration to the mapping of described PRACH resource and described Format Series Lines, in the frame of described PSS position and described SSS frame in position obey position in FDD frame; Or described target frame structured set is { described option one, described option two, described option four } in one, described PRACH configuration index obeys TDD configuration to the mapping of described PRACH resource and described Format Series Lines, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
The invention discloses a kind of base station equipment, it is characterized in that, this equipment comprises:
First module: indicate the first frame structure for sending the 3rd signaling indicating target frame structure set at first carrier and send the first signaling on first carrier, the first frame structure is the frame structure of the second carrier wave in configurator timing window
Second module: for sending the schedule information of the second signaling pointer to the first subframe on the second carrier wave
3rd module: for sending physical layer data according to described schedule information and receiving corresponding ACK/NACK or receive physical layer data and send corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier
Wherein, 3rd signaling is high-level signaling, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to described configurator timing window, first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
As an embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling signaling.As an embodiment, the descending sub frame of corresponding first frame structure of the first subframe or special subframe, the second signaling is descending scheduling signaling.
As an embodiment, the said equipment also comprise following one of at least:
Four module: for receiving PRACH sequence on a second carrier
5th module: send PSS and SSS for giving in framing in configurator timing window on a second carrier
Wherein, the PRACH resource that described PRACH sequence takies and Format Series Lines are identified by PRACH configuration index, and described PRACH configuration index is configured by downlink signaling.Described target frame structured set is described option three, and described PRACH configuration index obeys FDD configuration to the mapping of described PRACH resource and described Format Series Lines, in the frame of described PSS position and described SSS frame in position obey position in FDD frame; Or described target frame structured set is { described option one, described option two, described option four } in one, described PRACH configuration index obeys TDD configuration to the mapping of described PRACH resource and described Format Series Lines, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
Scheduling for traditional eIMTA this problem limited, the present invention proposes the communication means in a kind of unlicensed band and device.UE receives physical layer signaling and obtains the first frame structure on mandate frequency spectrum, and the first frame structure is any one frame structure in target frame structured set, at least one frame structure during described target frame structured set comprises { full uplink frame structure, full downlink frame structure }.As an embodiment, base station Dynamic Selection the frame structure configured in unlicensed spectrum in tdd frame structure and FDD frame structure, achieve the dispatching flexibility larger than traditional eIMTA.Further, the present invention can reduce the redundancy expense that GP in tdd frame structure causes.The present invention reuses CA and the eIMTA scheme in existing LTE as far as possible, has good compatibility.
Embodiment
Hereafter will be described in further detail technical scheme of the present invention by reference to the accompanying drawings, and it should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine arbitrarily mutually.
Embodiment 1
Embodiment 1 illustrates the flow chart of transmitting downlink data in unlicensed spectrum, as shown in Figure 1.In accompanying drawing 1, base station N1 is the serving BS of UE U2, and step S11, S21 are optional steps.
Forbase station N1, in step s 12, first carrier sends the first signaling and indicates the first frame structure, the first frame structure is the frame structure of the second carrier wave in configurator timing window; In step s 13, the schedule information of the second signaling pointer to the first subframe on the second carrier wave is sent; In step S14, send physical layer data according to described schedule information and receive corresponding ACK/NACK or receive physical layer data and send corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier.
ForuE U2, in step S22, first carrier receives the first signaling and obtains the first frame structure, the first frame structure is the frame structure of the second carrier wave in configurator timing window; In step S23, receive the schedule information of the second signaling acquisition for the first subframe on the second carrier wave; In step s 24 which, receive physical layer data according to described schedule information and send corresponding ACK/NACK or send physical layer data and receive corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier.
In embodiment 1, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, second carrier wave is deployed in unlicensed spectrum, first subframe belongs to described configurator timing window, and the first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
As the sub-embodiment 1 of embodiment 1, forbase station N1, in step s 11, giving in framing on a second carrier in configurator timing window sends PSS and SSS.ForuE U2, in the step s 21, giving in framing on a second carrier in configurator timing window receives PSS and SSS.
In the sub-embodiment 1 of embodiment 1, described target frame structured set is described option three, in the frame of described PSS position and described SSS frame in position obey position in FDD frame, or described target frame structured set is { described option one, described option two, described option four } in one, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
As the sub-embodiment 2 of embodiment 1, forbase station N1, in step s 12, send the 3rd signaling at first carrier and indicate described target frame structured set.ForuE U2, in step S22, receive the 3rd signaling at first carrier and determine described target frame structured set.
In the sub-embodiment 2 of embodiment 1, the 3rd signaling is high-level signaling, and the payload size of the first signaling is the payload size of the form 1C that first carrier transmits, and wherein 3 bits are used to indicate the first frame structure, and the first signaling is identified by eIMTA-RNTI.
Embodiment 2
Embodiment 2 illustrates the HARQ sequential chart dispatched unlicensed spectrum, as shown in Figure 2.In accompanying drawing 2, the transmission carrier wave of the second signaling is TDD carrier wave, and the second signaling is uplink scheduling signaling, the sub-frame of uplink in the frame of the first subframe in corresponding first frame structure of index, first, two, three time windows are 3 frame structure reprovision time windows respectively, and the second carrier wave is first, two, frame structure in three time windows is configured to frame structure S1 respectively, S2, S3.
For base station, on first carrier, first send the first signaling indicate the first frame structure (i.e. frame structure S2), the first frame structure is the frame structure of the second carrier wave in configurator timing window (i.e. the second time window); Then the schedule information of the second signaling pointer to the first subframe on the second carrier wave is sent; Then receive physical layer data (as arrow A 1 identifies) according to described schedule information the first subframe on a second carrier and send corresponding ACK/NACK (as arrow A 2 identifies).
For UE, on first carrier, first receive the first signaling obtain the first frame structure (i.e. frame structure S2), the first frame structure is the frame structure of the second carrier wave in configurator timing window (i.e. the second time window); Then the schedule information of the second signaling acquisition for the first subframe on the second carrier wave is received; Then send physical layer data (as arrow A 1 identifies) according to described schedule information the first subframe on a second carrier and receive corresponding ACK/NACK (as arrow A 2 identifies).
In embodiment 2, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, second carrier wave is deployed in unlicensed spectrum, first subframe belongs to described configurator timing window, and the first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
In embodiment 2, the lattice of bold box mark is the transmission subframe of the second signaling, and the lattice of oblique line mark is the first subframe of transmitting data in physical layer, and the lattice of backslash mark is the ACK/NACK that described physical layer data is corresponding.
As the sub-embodiment 1 of embodiment 2, described target frame structured set is { described option one, described option three, described option four } in one, the HARQ sequential of described physical layer data adopts the RTT of 10 milliseconds, wherein the first subframe (oblique line mark lattice) is the 4th subframe after the transmission subframe (lattice of bold box mark) of the second signaling, the 6th subframe after being the first subframe for the transmission subframe (lattice of backslash mark) of the descending ACK/NACK of described physical layer data.
As the sub-embodiment 2 of embodiment 2, described target frame structured set is described option two, the HARQ sequential of described physical layer data follows the ascending HARQ sequential of the second frame structure, namely the first subframe (lattice of oblique line mark) is kth 1 subframe after the transmission subframe (lattice of bold box mark) of the second signaling, transmission subframe (lattice of backslash mark) for the descending ACK/NACK of described physical layer data is kth 2 subframes after the first subframe (lattice of oblique line mark), described k1 is determined by the form 8-2 in TS36.213, described k2 is determined by the form 9.1.2-1 in TS36.213, second frame structure is the one in tdd frame structure #0 ~ #6, second frame structure is configured by high-level signaling.
Embodiment 3
Embodiment 3 illustrates the HARQ sequential chart dispatched unlicensed spectrum, as shown in Figure 3.In accompanying drawing 3, the transmission carrier wave of the second signaling is FDD carrier wave, and the second signaling is descending scheduling signaling, the descending sub frame in the frame of the first subframe in corresponding first frame structure of index, first, two, three time windows are 3 frame structure reprovision time windows respectively, and the second carrier wave is first, two, frame structure in three time windows is configured to frame structure S1 respectively, S2, S3.
For base station, on first carrier, first send the first signaling indicate the first frame structure (i.e. frame structure S2), the first frame structure is the frame structure of the second carrier wave in configurator timing window (i.e. the second time window); Then the schedule information of the second signaling pointer to the first subframe on the second carrier wave is sent; Then send physical layer data (as arrow A 1 identifies) according to described schedule information the first subframe on a second carrier and receive corresponding ACK/NACK (as arrow A 2 identifies).
For UE, on first carrier, first receive the first signaling obtain the first frame structure (i.e. frame structure S2), the first frame structure is the second carrier wave frame structure of (i.e. the second time window) in configurator timing window; Then the schedule information of the second signaling acquisition for the first subframe on the second carrier wave is received; Then receive physical layer data (as arrow A 1 identifies) according to described schedule information the first subframe on a second carrier and send corresponding ACK/NACK (as arrow A 2 identifies).
In embodiment 3, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, second carrier wave is deployed in unlicensed spectrum, first subframe belongs to described configurator timing window, and the first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.
In embodiment 3, the lattice of bold box mark is the transmission subframe of the second signaling, the lattice of oblique line mark is the first subframe of transmitting data in physical layer, the lattice of backslash mark is the ACK/NACK that described physical layer data is corresponding, and the transmission subframe of the second signaling and the first subframe are same subframe in time.Described ACK/NACK transmits on the community belonging to first carrier (if first carrier is TDD carrier wave, first carrier transmits, if first carrier is FDD descending carrier, the up-link carrier that first carrier is corresponding transmits).
As the sub-embodiment 1 of embodiment 3, first carrier is deployed in FDD frequency spectrum, the HARQ sequential of described physical layer data follows the descending HARQ sequential of FDD, namely for the 4th subframe that the transmission subframe (backslash mark lattice) of the uplink ACK/NACK of described physical layer data is after the first subframe (lattice of oblique line mark).
As the sub-embodiment 2 of embodiment 3, first carrier is deployed in TDD frequency spectrum, the SIB that the HARQ sequential of described physical layer data follows first carrier configures the descending HARQ sequential of the descending reference frame structure of frame structure or first carrier, namely for the kth subframe that the transmission subframe (lattice of backslash mark) of the uplink ACK/NACK of described physical layer data is after the first subframe (lattice of oblique line mark).Described k is determined by the form 10.1.3.1-1 in TS36.213, and described target frame structured set is described option one.
As the sub-embodiment 3 of embodiment 3, first carrier is deployed in TDD frequency spectrum, the SIB that the HARQ sequential of described physical layer data follows first carrier configures the descending HARQ sequential of the descending reference frame structure of frame structure or first carrier, namely for the kth subframe that the transmission subframe (lattice of backslash mark) of the uplink ACK/NACK of described physical layer data is after the first subframe (lattice of oblique line mark).Described k is determined by R1-141745, and described target frame structured set is described option one.Described target frame structured set is one in { described option two, described option three, described option four }
Embodiment 4
Embodiment 4 illustrates the structured flowchart of the processing unit in a UE, as shown in Figure 4.In accompanying drawing 4, UE processing unit 200 is by receiver module 201, and receiver module 202, receiver module 203, transport module 204 and sending module 205 form, and wherein receiver module 201 and sending module 205 are optional modules.Transport module 204 receives and dispatches physical signalling-identify with dashed double.
Receiver module 202 obtains the first frame structure for receiving the 3rd signaling determination target frame structured set at first carrier and receive the first signaling on first carrier, and the first frame structure is the frame structure of the second carrier wave in configurator timing window; Receiver module 203 is for receiving the schedule information of the second signaling acquisition for the first subframe on the second carrier wave; Transport module 204 is for receiving physical layer data according to described schedule information and sending corresponding ACK/NACK or send physical layer data and receive corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier
In embodiment 4,3rd signaling is high-level signaling, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to described configurator timing window, first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.The payload size of the first signaling is the payload size of the form 1C that first carrier transmits, and wherein 3 bits are used to indicate the first frame structure, and the first signaling is identified by eIMTA-RNTI.For described option four, comprise at most frame structure in 6 in candidate's tdd frame structured set, the frame structure quantity that namely above-mentioned 4 options comprise all is not more than 8.
As the sub-embodiment 1 of embodiment 4, processing unit 200 also comprises receiver module 201, and receiver module 201 receives PSS and SSS for giving in framing in configurator timing window on a second carrier.Described target frame structured set is described option three, in the frame of described PSS position and described SSS frame in position obey position in FDD frame; Or described target frame structured set is one in { described option one, described option two, described option four }, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
As the sub-embodiment 2 of embodiment 4, processing unit 200 also comprises sending module 205, sending module 205 is for sending PRACH sequence on a second carrier, the PRACH resource that described PRACH sequence takies and Format Series Lines are identified by PRACH configuration index, and described PRACH configuration index is configured by downlink signaling.Described target frame structured set is described option three, and described PRACH configuration index obeys FDD configuration to the mapping of described PRACH resource and described Format Series Lines; Or described target frame structured set is one in { described option one, described option two, described option four }, described PRACH configuration index obeys TDD configuration to the mapping of described PRACH resource and described Format Series Lines.
Embodiment 5
Embodiment 5 illustrates the structured flowchart of the processing unit in a base station, as shown in Figure 5.In accompanying drawing 5, base station processing unit 300 is by sending module 301, and sending module 302, sending module 303, transport module 304 and receiver module 305 form, and wherein sending module 301 and receiver module 305 are optional modules.Transport module 304 receives and dispatches physical signalling-identify with dashed double.
Sending module 302 indicates the first frame structure for sending the 3rd signaling indicating target frame structure set at first carrier and send the first signaling on first carrier, and the first frame structure is the frame structure of the second carrier wave in configurator timing window; Sending module 303 is for sending the schedule information of the second signaling pointer to the first subframe on the second carrier wave; Transport module 304 is for sending physical layer data according to described schedule information and receiving corresponding ACK/NACK or receive physical layer data and send corresponding ACK/NACK, described physical layer data the first sub-frame transmission on a second carrier
In embodiment 5,3rd signaling is high-level signaling, first signaling is physical layer signaling, second signaling is physical layer signaling, first carrier is deployed in mandate frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to described configurator timing window, first frame structure is any one frame structure in target frame structured set, and described target frame structured set is one of following:
The full uplink frame structure of-option one .{, candidate's tdd frame structured set }
The full downlink frame structure of-option two .{, candidate's tdd frame structured set }
The full uplink frame structure of-option three .{, full downlink frame structure }
The full uplink frame structure of-option four .{, full downlink frame structure, candidate's tdd frame structured set }
Described candidate's tdd frame structured set is the tdd frame structure { nonvoid subset of #0, #1, #2, #3, #4, #5, #6}.The sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling signaling; Or the descending sub frame of corresponding first frame structure of the first subframe or special subframe, the second signaling is descending scheduling signaling.
As the sub-embodiment 1 of embodiment 5, processing unit 300 also comprises sending module 301, and sending module 301 sends PSS and SSS for giving in framing in configurator timing window on a second carrier.Described target frame structured set is described option three, in the frame of described PSS position and described SSS frame in position obey position in FDD frame; Or described target frame structured set is one in { described option one, described option two, described option four }, in the frame of described PSS position and described SSS frame in position obey position in tdd frame.
As the sub-embodiment 2 of embodiment 5, processing unit 300 also comprises receiver module 305, and receiver module 305 is for receiving PRACH sequence on a second carrier.The PRACH resource that described PRACH sequence takies and Format Series Lines are identified by PRACH configuration index, and described PRACH configuration index is configured by downlink signaling.Described target frame structured set is described option three, and described PRACH configuration index obeys FDD configuration to the mapping of described PRACH resource and described Format Series Lines; Or described target frame structured set is one in { described option one, described option two, described option four }, described PRACH configuration index obeys TDD configuration to the mapping of described PRACH resource and described Format Series Lines.
The all or part of step that one of ordinary skill in the art will appreciate that in said method can be carried out instruction related hardware by program and complete, and described program can be stored in computer-readable recording medium, as read-only memory, and hard disk or CD etc.Optionally, all or part of step of above-described embodiment also can use one or more integrated circuit to realize.Accordingly, each modular unit in above-described embodiment, can adopt example, in hardware to realize, and also can be realized by the form of software function module, the application is not limited to the combination of the software and hardware of any particular form.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improves, all should be included within protection scope of the present invention.