CN105024790B - Communication means and device in a kind of unlicensed band - Google Patents
Communication means and device in a kind of unlicensed band Download PDFInfo
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Abstract
The invention proposes the communication means and device in a kind of unlicensed band.Scheduling for traditional eIMTA is limited this problem, UE receives physical layer signaling on authorization frequency spectrum and obtains the first frame structure, first frame structure is any one frame structure in target frame structured set, the target frame structured set includes at least one of { Quan Shanghang frame structure, full downlink frame structure } frame structure.As one embodiment, base station dynamic select and configures the frame structure in unlicensed spectrum in tdd frame structure and FDD frame structure, realizes the dispatching flexibility bigger than traditional eIMTA.Further, the present invention can reduce redundancy expense caused by GP in tdd frame structure.The present invention reuses CA the and eIMTA scheme in existing LTE as far as possible, has preferable compatibility.
Description
Technical field
The present invention relates to the schemes that unlicensed spectrum communication is utilized in wireless communication system, more particularly to based on LTE
The communication means for unlicensed spectrum (Unlicensed Spectrum) of (Long Term Evolution, long term evolution)
And device.
Background technique
3GPP (3rd Generation Partner Project, third generation cooperative partner program) defines LTE system
In TDD (Time Division Duplex, time division duplex) frame structure, as shown in table 1, wherein D indicate downlink subframe, U table
Show that sub-frame of uplink, S are special subframe:
Table 1:TDD LTE frame structure
EIMTA (enhanced Interference Management is introduced in 3GPP R (Release, version) 12
Traffic Adaptation, the interference management service adaptation of enhancing) technology that is, for tdd frame structure can pass through dynamic
Signaling adjusts tdd frame structure, and possible tdd frame structure includes the totally 7 kinds of tdd frame structures of #0~#6 defined in LTE.3GPP RAN
(Radio Access Network, wireless access network) #76 meeting has further clarified the letter of the dynamic for configuring frame structure
(eIMTA signaling) is enabled to have the following characteristics that
Payload size is equal to the payload size of format 1C
It is placed on CSS (Common Search Space, public search space)
Every 3 bit indications, one group of tdd frame structure, eIMTA signaling at most configure 5 groups of tdd frame structures
In traditional 3GPP LTE system, data transmission be can only occur on authorization frequency spectrum, however as the urgency of portfolio
Increase severely big, especially in some urban areas, frequency spectrum is authorized to be likely difficult to meet the needs of portfolio.62 plenary sessions of 3GPP RAN
A new research topic is discussed, i.e. the comprehensive research (RP-132085) of unlicensed spectrum, main purpose is that research and utilization exists
The dependent (Non-standalone) of LTE in unlicensed spectrum is disposed, and so-called dependent refers in unlicensed spectrum
Communication wants and authorizes the serving cell on frequency spectrum associated.One intuitive method is the CA reused in existing system as far as possible
The concept of (Carrier Aggregation, carrier wave polymerization), that is, be deployed in the serving cell on authorization frequency spectrum as Pcell
(Primary Cell, main plot), be deployed in serving cell in unlicensed spectrum as Scell (Secondary Cell, it is auxiliary
Cell).For unlicensed spectrum, it is contemplated that uncontrollable/prediction of its interference level, it is same that UE may be configured more carrier waves
The mode (giving stator frame) of Shi Caiyong DFS (Dynamical Frequency Selection, dynamic spectrum selection) is from optional
Carrier wave in select partial carrier wave and be used for transmission data.
One intuitive idea is existing eIMTA technology to be reused in unlicensed spectrum, however inventor passes through research
It was found that switching of the existing eIMTA technical support between tdd frame structure #0-#6, brings biggish scheduling to limit.
In view of the above-mentioned problems, the invention discloses communication means and device in a kind of unlicensed spectrum.
Summary of the invention
The invention discloses a kind of methods in UE (User Equipment, user equipment), which is characterized in that including such as
Lower step:
Step A. receives the first signaling on first carrier and obtains the first frame structure, and the first frame structure is that the second carrier wave exists
Frame structure in configurator timing window
Step B. receives the second signaling and obtains the scheduling information for being directed to the first subframe on the second carrier wave
Step C. receives physical layer data according to the scheduling information and sends corresponding ACK/NACK or send physics
Layer data simultaneously receives corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier
Wherein, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier is deployed in authorization frequency
Spectrum, the second carrier wave are deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame structure
Any one frame structure in set, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
The essence of above-mentioned aspect be dynamic configuration frame structure in include FDD (Frequency Division Duplex,
Frequency division duplex) frame structure-unlicensed spectrum on without the concern for the compatibility with traditional UE, advantage includes:
Reduce GP (Guard Period, protection interval) bring redundancy expense in tdd frame structure.Due to DFS technology
Use, all or part of quilt " silence " state of the function of GP replaces.
It is suitable for the asymmetric data burst of uplink and downlink of more extreme ratio, realizes higher spectrum efficiency.
As one embodiment, the length of the configurator timing window is { 10,20,40,80 } ms (millisecond, milli
Second) in one.As one embodiment, the physical layer data is PDSCH (Physical Downlink Shared
Channel, Physical Downlink Shared Channel) on the data transmitted.As another embodiment, the physical layer data is PUSCH
Data on (Physical Uplink Shared Channel, Physical Downlink Shared Channel).It is described as one embodiment
The frame that candidate tdd frame structured set is configured by the SIB (System Information Block, system information block) of first carrier
Structure is determined by the descending reference frame structure (DL-Reference UL/DL configuration) of first carrier:
Descending reference frame structure #2 corresponds to tdd frame structure { #0, #1, #2, #6 }
Descending reference frame structure #4 corresponds to tdd frame structure { #0, #1, #3, #4, #6 }
Descending reference frame structure #5 corresponds to tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
As one embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling letter
Enable (the i.e. described step C is: sending physical layer data according to the scheduling information and receives corresponding ACK/NACK).As one
Embodiment, the downlink subframe or special subframe of corresponding first frame structure of the first subframe, the second signaling be descending scheduling signaling (i.e.
The step C is: receiving physical layer data according to the scheduling information and sends corresponding ACK/NACK).
The uplink scheduling signaling is that the signaling of ascending physical signal layer data is sent for dispatching UE, as one embodiment,
It is one of DCI format { 0,4 }.The descending scheduling signaling is that the signaling of downlink physical layer data is received for dispatching UE,
It is one of DCI format { 1,1A, 1B, 1C, 1D, 2,2A, 2B, 2C, 2D } as one embodiment
Specifically, according to an aspect of the present invention, which is characterized in that further include following steps:
Step D. sends PRACH (Physical Random Access Channel, physical accidental on a second carrier
Access channel) sequence
Wherein, the PRACH resource and Format Series Lines (Preamble Format) that the PRACH sequence occupies are tied by PRACH
Structure indexes (Configuration Index) mark, and the PRACH configuration index is configured by downlink signaling.The target frame knot
Structure set is the option three, and the mapping of the PRACH configuration index to the PRACH resource and the Format Series Lines is obeyed
FDD configuration；Or the target frame structured set is one in { option one, the option two, the option four }, institute
TDD configuration is obeyed in the mapping for stating PRACH configuration index to the PRACH resource and the Format Series Lines.
The FDD configuration configures the table referring to TS36.211 referring to the table 5.7.1-2, the TDD of TS36.211
5.7.1-3 with table 5.7.1-4.
Aforementioned aspect of the present invention avoids UE and is not properly received the first signaling and the base station side generated and the side pair UE
The different understanding of PRACH configuration index.
Specifically, according to an aspect of the present invention, which is characterized in that further include following steps:
Step E. gives framing is inscribed to receive PSS (Primary in configurator timing window on a second carrier
Synchronization Sequence, main synchronizing sequence) and SSS (Secondary Synchronization Sequence,
Secondary synchronization sequences).
Wherein, the target frame structured set is the option three, in the frame of the PSS in the frame of position and the SSS
Obey position in FDD frame in position；Or the target frame structured set is { option one, the option two, the option
Four } one in, position in tdd frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
Position is saved referring to the 6.11.1.2 in TS36.211 in the frame of the PSS, in the frame of the SSS position referring to
6.11.2.2 section in TS36.211.
Aforementioned aspect of the present invention avoids UE and is not properly received the first signaling and the base station side generated and the side UE to PSS
With the different understanding of position in the frame of SSS.
Specifically, according to an aspect of the present invention, which is characterized in that the payload size of the first signaling is on first carrier
The payload size of the format 1C of transmission, wherein 3 bits are used to indicate the first frame structure, the first signaling is by eIMTA-RNTI
(Radio Network Temporary Indentifier, wireless network fix tentatively identifier) mark.
Specifically, according to an aspect of the present invention, which is characterized in that the step A further includes following steps:
Step A0. receives third signaling in first carrier and determines the target frame structured set
Wherein, third signaling is high-level signaling.
As one embodiment, third signaling is RRC (Radio Resource Control, wireless heterogeneous networks) layer IE
(Information Element, information particle).Table 2 gives 7 of third signaling and the target frame structured set
Embodiment.
Table 2: the embodiment of third signaling
As one embodiment, the second signaling is uplink scheduling signaling.The target frame structured set is the { option
One, the option three, the option four } in one and the transmission carrier wave of the second signaling be deployed in FDD carrier wave, the physical layer
HARQ (Hybrid Auto Retransmission Request, hybrid automatic repeat-request) timing of data follows FDD's
Ascending HARQ timing.
Above-described embodiment is suitable for first carrier and is deployed in FDD frequency spectrum or is deployed in TDD frequency spectrum or is deployed in non-award
Weigh the scene of frequency spectrum.The HARQ timing of the physical layer data includes the transmission subframe of the second signaling to the delay (4 of the first subframe
The ascending HARQ timing of subframe-FDD), the delay of the transmission subframe of the first subframe to corresponding ACK (response)/NACK (non-response)
(the ascending HARQ timing of 4 subframe-FDD).
As another embodiment, the target frame structured set is { option one, the option three, the option
Four } the transmission carrier wave of one in and the second signaling is deployed in TDD carrier wave, and the HARQ timing of the physical layer data is using 10 millis
Second RTT (Round Trip Time, winding time), wherein the first subframe be the second signaling transmission subframe after the 4th
Subframe.
As another embodiment, the target frame structured set is the option two, the HARQ of the physical layer data
Timing follows the ascending HARQ timing of the second frame structure, and the second frame structure is one of tdd frame structure #0~#6, the second frame knot
Structure is configured by high-level signaling.As a sub- embodiment of the present embodiment, the second frame structure is configured by RRC signaling.As another
A embodiment, the second frame structure are the uplinks of the second carrier wave with reference to frame structure (UL-Reference UL/DL
configuration)。
Above-mentioned ascending HARQ timing includes the transmission subframe of the second signaling to the delay (table in TS36.213 of the first subframe
Lattice 8-2), the delay (the table 9.1.2-1 in TS36.213) of the transmission subframe of the first subframe to corresponding downlink ACK/NACK.
Specifically, according to an aspect of the present invention, which is characterized in that the second signaling is descending scheduling signaling.First carries
Wave is deployed in FDD frequency spectrum, and the HARQ timing of the physical layer data follows the downlink HARQ timing of FDD；Or first carrier portion
It is deployed on TDD frequency spectrum, the HARQ timing of the physical layer data follows the SIB configuration frame structure or first carrier of first carrier
The downlink HARQ timing of descending reference frame structure.
If first carrier is configured with descending reference frame structure, the HARQ timing of the physical layer data follows the first load
The downlink HARQ timing of the descending reference frame structure of wave, when otherwise following the downlink HARQ of SIB configuration frame structure of first carrier
Sequence.
Above-mentioned downlink HARQ timing includes that the transmission subframe of the second signaling is sub to the delay (0 subframe) of the first subframe, first
Frame to corresponding uplink ACK/NACK transmission subframe delay (with reference to the table 10.1.3.1-1 or R1- in TS36.213
141745)。
The invention discloses a kind of methods in base station, which comprises the steps of:
Step A. sends the first signaling on first carrier and indicates the first frame structure, and the first frame structure is that the second carrier wave exists
Frame structure in configurator timing window
Step B. sends the instruction of the second signaling for the scheduling information of the first subframe on the second carrier wave
Step C. sends physical layer data according to the scheduling information and receives corresponding ACK/NACK or receive physics
Layer data simultaneously sends corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier
Wherein, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier is deployed in authorization frequency
Spectrum, the second carrier wave are deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame structure
Any one frame structure in set, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
As one embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling letter
Enable (the i.e. described step C is: receiving physical layer data according to the scheduling information and sends corresponding ACK/NACK).As one
Embodiment, the downlink subframe or special subframe of corresponding first frame structure of the first subframe, the second signaling be descending scheduling signaling (i.e.
The step C is: sending physical layer data according to the scheduling information and receives corresponding ACK/NACK).
As one embodiment, for the option four, 6 kinds of frame structures are included up in candidate tdd frame structured set, i.e.,
Ensure that the frame structure quantity for including in above-mentioned 4 options is all not more than 8- and can be reused in eIMTA in turn by 3 bit indications
Signaling is reconfigured in frame structure.
Specifically, according to an aspect of the present invention, which is characterized in that further include following steps:
Step D. receives PRACH sequence on a second carrier
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, described
PRACH configuration index is configured by downlink signaling.The target frame structured set is the option three, the PRACH configuration index
FDD configuration is obeyed in mapping to the PRACH resource and the Format Series Lines；Or the target frame structured set is { described
Option one, the option two, the option four } in one, the PRACH configuration index to the PRACH resource and described
TDD configuration is obeyed in the mapping of Format Series Lines.
Specifically, according to an aspect of the present invention, which is characterized in that further include following steps:
Step E. on a second carrier in configurator timing window to sending PSS and SSS in framing
Wherein, the target frame structured set is the option three, in the frame of the PSS in the frame of position and the SSS
Obey position in FDD frame in position；Or the target frame structured set is { option one, the option two, the option
Four } one in, position in tdd frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
Specifically, according to an aspect of the present invention, which is characterized in that the payload size of the first signaling is on first carrier
The payload size of the format 1C of transmission, wherein 3 bits are used to indicate the first frame structure, the first signaling is marked by eIMTA-RNTI
Know.
Specifically, according to an aspect of the present invention, which is characterized in that the step A further includes following steps:
Step A0. sends third signaling in first carrier and indicates the target frame structured set
Wherein, third signaling is high-level signaling.
Specifically, according to an aspect of the present invention, which is characterized in that the second signaling is uplink scheduling signaling.The mesh
Mark frame structure set is the transmission carrier wave of one in { option one, the option three, the option four } and the second signaling
It is deployed in FDD carrier wave, the HARQ timing of the physical layer data follows the ascending HARQ timing of FDD；Or the target frame knot
Structure set is that the transmission carrier wave of one in { option one, the option three, the option four } and the second signaling is deployed in
TDD carrier wave, the HARQ timing of the physical layer data uses 10 milliseconds of RTT, wherein the first subframe is the transmission of the second signaling
The 4th subframe after subframe；Or the target frame structured set is the option two, when the HARQ of the physical layer data
Sequence follows the ascending HARQ timing of the second frame structure, and the second frame structure is one of tdd frame structure #0~#6, the second frame structure
It is configured by high-level signaling.
Specifically, according to an aspect of the present invention, which is characterized in that the second signaling is descending scheduling signaling.First carries
Wave is deployed in FDD frequency spectrum, and the HARQ timing of the physical layer data follows the downlink HARQ timing of FDD；Or first carrier portion
It is deployed on TDD frequency spectrum, the HARQ timing of the physical layer data follows the SIB configuration frame structure or first carrier of first carrier
The downlink HARQ timing of descending reference frame structure.
The invention discloses a kind of user equipmenies, which is characterized in that the equipment includes:
First module: target frame structured set is determined and in first carrier for receiving third signaling in first carrier
It receives the first signaling and obtains the first frame structure, the first frame structure is frame structure of second carrier wave in configurator timing window
Second module: for receiving the acquisition of the second signaling for the scheduling information of the first subframe on the second carrier wave
Third module: for receiving physical layer data according to the scheduling information and sending corresponding ACK/NACK or hair
It send physical layer data and receives corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier
Wherein, third signaling is high-level signaling, and the first signaling is physical layer signaling, and the second signaling is physical layer signaling, the
One carrier wave is deployed in authorization frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and first
Frame structure is any one frame structure in target frame structured set, and the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
As one embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling letter
It enables.As one embodiment, the downlink subframe or special subframe of corresponding first frame structure of the first subframe, the second signaling is downlink
Dispatch.
As one embodiment, above equipment further includes at least one of:
4th module: for sending PRACH sequence on a second carrier
5th module: for receiving PSS and SSS to framing is inscribed in configurator timing window on a second carrier
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, described
PRACH configuration index is configured by downlink signaling.The target frame structured set is the option three, the PRACH configuration index
FDD configuration is obeyed in mapping to the PRACH resource and the Format Series Lines, the frame of position and the SSS in the frame of the PSS
Obey position in FDD frame in interior position；Or the target frame structured set is { option one, the option two, the option
Four } one in, TDD configuration is obeyed in the mapping of the PRACH configuration index to the PRACH resource and the Format Series Lines,
Position in tdd frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
The invention discloses a kind of base station equipments, which is characterized in that the equipment includes:
First module: for sending third signaling instruction target frame structured set in first carrier and in first carrier
It sends the first signaling and indicates the first frame structure, the first frame structure is frame structure of second carrier wave in configurator timing window
Second module: for sending the instruction of the second signaling for the scheduling information of the first subframe on the second carrier wave
Third module: for sending physical layer data according to the scheduling information and receiving corresponding ACK/NACK or connect
It receives physical layer data and sends corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier
Wherein, third signaling is high-level signaling, and the first signaling is physical layer signaling, and the second signaling is physical layer signaling, the
One carrier wave is deployed in authorization frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and first
Frame structure is any one frame structure in target frame structured set, and the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
As one embodiment, the sub-frame of uplink of corresponding first frame structure of the first subframe, the second signaling is uplink scheduling letter
It enables.As one embodiment, the downlink subframe or special subframe of corresponding first frame structure of the first subframe, the second signaling is downlink
Dispatch.
As one embodiment, above equipment further includes at least one of:
4th module: for receiving PRACH sequence on a second carrier
5th module: PSS and SSS is sent in framing for giving in configurator timing window on a second carrier
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, described
PRACH configuration index is configured by downlink signaling.The target frame structured set is the option three, the PRACH configuration index
FDD configuration is obeyed in mapping to the PRACH resource and the Format Series Lines, the frame of position and the SSS in the frame of the PSS
Obey position in FDD frame in interior position；Or the target frame structured set is { option one, the option two, the option
Four } one in, TDD configuration is obeyed in the mapping of the PRACH configuration index to the PRACH resource and the Format Series Lines,
Position in tdd frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
Scheduling for traditional eIMTA is limited this problem, and the invention proposes the communications in a kind of unlicensed band
Method and apparatus.UE receives physical layer signaling on authorization frequency spectrum and obtains the first frame structure, and the first frame structure is target frame structure
Any one frame structure in set, the target frame structured set include in { Quan Shanghang frame structure, full downlink frame structure }
At least one frame structure.As one embodiment, base station dynamic select and configures non-award in tdd frame structure and FDD frame structure
The frame structure on frequency spectrum is weighed, the dispatching flexibility bigger than traditional eIMTA is realized.Further, the present invention can reduce TDD
Redundancy expense caused by GP in frame structure.The present invention reuses CA the and eIMTA scheme in existing LTE as far as possible, has preferable
Compatibility.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, of the invention other
Feature, objects and advantages will become more apparent:
Fig. 1 shows the flow chart according to an embodiment of the invention that downlink data is transmitted in unlicensed spectrum；
Fig. 2 shows the HARQ timing diagrams according to an embodiment of the invention being scheduled to unlicensed spectrum；
Fig. 3 shows the HARQ timing diagram being scheduled to unlicensed spectrum according to still another embodiment of the invention；
Fig. 4 shows the structural block diagram of the processing unit in UE according to an embodiment of the invention；
Fig. 5 shows the structural block diagram of the processing unit in base station according to an embodiment of the invention；
Specific embodiment
Technical solution of the present invention is described in further detail below in conjunction with attached drawing, it should be noted that do not rushing
In the case where prominent, the feature in embodiments herein and embodiment can be arbitrarily combined with each other.
Embodiment 1
Embodiment 1 illustrates the flow chart that downlink data is transmitted in unlicensed spectrum, as shown in Fig. 1.In attached 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, the first signaling is sent on first carrier and indicates the first frame structure, first frame
Structure is frame structure of second carrier wave in configurator timing window；In step s 13, it sends the instruction of the second signaling and is directed to the second carrier wave
The scheduling information of upper first subframe；In step S14, physical layer data is sent according to the scheduling information and is received corresponding
ACK/NACK receives physical layer data and sends corresponding ACK/NACK, the physical layer data on a second carrier
One sub-frame transmission.
ForUE U2, in step S22, the first signaling is received on first carrier and obtains the first frame structure, first frame knot
Structure is frame structure of second carrier wave in configurator timing window；In step S23, receives the second signaling and obtain on the second carrier wave
The scheduling information of first subframe；In step s 24, physical layer data is received according to the scheduling information and sends corresponding ACK/
NACK sends physical layer data and receives corresponding ACK/NACK, the first son of the physical layer data on a second carrier
Frame transmission.
In embodiment 1, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier, which is deployed in, to be awarded
Frequency spectrum is weighed, the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame
Any one frame structure in structured set, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
As the sub- embodiment 1 of embodiment 1, forBase station N1, in step s 11, configurator timing window on a second carrier
In to sending PSS and SSS in framing.ForUE U2, in the step s 21, given in configurator timing window on a second carrier
PSS and SSS is received in frame.
In the sub- embodiment 1 of embodiment 1, the target frame structured set is the option three, position in the frame of the PSS
Obeying position or the target frame structured set in FDD frame with position in the frame of the SSS is { option one, the choosing
Two, the option four } in one, position in tdd frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
As the sub- embodiment 2 of embodiment 1, forBase station N1, in step s 12, third signaling is sent in first carrier
Indicate the target frame structured set.ForUE U2, in step S22, third signaling is received in first carrier and determines the mesh
Mark frame structure set.
In the sub- embodiment 2 of embodiment 1, third signaling is high-level signaling, and the payload size of the first signaling is first carrier
The payload size of the format 1C of upper transmission, wherein 3 bits are used to indicate the first frame structure, the first signaling is marked by eIMTA-RNTI
Know.
Embodiment 2
Embodiment 2 illustrates the HARQ timing diagram being scheduled to unlicensed spectrum, as shown in Fig. 2.In attached drawing 2, the
The transmission carrier wave of two signalings is TDD carrier wave, and the second signaling is uplink scheduling signaling, and corresponding first frame is indexed in the frame of the first subframe
Sub-frame of uplink in structure, first, two, three time windows are 3 frame structures reconfiguration time windows respectively, the second carrier wave first, two,
Frame structure in three time windows is respectively configured as frame structure S1, S2, S3.
For base station, the first signaling is sent on first carrier first and indicates the first frame structure (i.e. frame structure S2), first
Frame structure is frame structure of second carrier wave in configurator timing window (i.e. the second time window)；Then the instruction of the second signaling is sent to be directed to
The scheduling information of first subframe on second carrier wave；Then object is received according to the first subframe of the scheduling information on a second carrier
Reason layer data (such as arrow A1 mark) simultaneously sends corresponding ACK/NACK (such as arrow A2 mark).
For UE, the first signaling is received on first carrier first and obtains the first frame structure (i.e. frame structure S2), first frame
Structure is frame structure of second carrier wave in configurator timing window (i.e. the second time window)；Then the second signaling is received to obtain for the
The scheduling information of first subframe on nd carrier；Then physics is sent according to the first subframe of the scheduling information on a second carrier
Layer data (such as arrow A1 mark) simultaneously receives corresponding ACK/NACK (such as arrow A2 mark).
In embodiment 2, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier, which is deployed in, to be awarded
Frequency spectrum is weighed, the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame
Any one frame structure in structured set, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #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 object
The first subframe of layer data transmission is managed, the lattice of backslash mark is the corresponding ACK/NACK of the physical layer data.
As the sub- embodiment 1 of embodiment 2, the target frame structured set is { option one, the option three, institute
State option four } in one, the HARQ timing of the physical layer data uses 10 milliseconds of RTT, wherein the first subframe (oblique line mark
The lattice of knowledge) be the second signaling the transmission subframe lattice of mark (bold box) after the 4th subframe, for the object
The transmission subframe (lattice of backslash mark) of the downlink ACK/NACK of reason layer data is the 6th son after the first subframe
Frame.
As the sub- embodiment 2 of embodiment 2, the target frame structured set is the option two, the physical layer data
HARQ timing follow the ascending HARQ timing of the second frame structure, i.e. the first subframe (lattice of oblique line mark) is the second signaling
The transmission subframe lattice of mark (bold box) after 1 subframe of kth, for the downlink ACK/ of the physical layer data
The transmission subframe (lattice of backslash mark) of NACK is 2 sons of kth after the first subframe (lattice of oblique line mark)
Frame, the k1 are determined that the k2 is determined by the table 9.1.2-1 in TS36.213, the second frame by the table 8-2 in TS36.213
Structure is one of tdd frame structure #0~#6, and the second frame structure is configured by high-level signaling.
Embodiment 3
Embodiment 3 illustrates the HARQ timing diagram being scheduled to unlicensed spectrum, as shown in Fig. 3.In attached drawing 3, the
The transmission carrier wave of two signalings is FDD carrier wave, and the second signaling is descending scheduling signaling, and corresponding first frame is indexed in the frame of the first subframe
Downlink subframe in structure, first, two, three time windows are 3 frame structures reconfiguration time windows respectively, the second carrier wave first, two,
Frame structure in three time windows is respectively configured as frame structure S1, S2, S3.
For base station, the first signaling is sent on first carrier first and indicates the first frame structure (i.e. frame structure S2), first
Frame structure is frame structure of second carrier wave in configurator timing window (i.e. the second time window)；Then the instruction of the second signaling is sent to be directed to
The scheduling information of first subframe on second carrier wave；Then object is sent according to the first subframe of the scheduling information on a second carrier
Reason layer data (such as arrow A1 mark) simultaneously receives corresponding ACK/NACK (such as arrow A2 mark).
For UE, the first signaling is received on first carrier first and obtains the first frame structure (i.e. frame structure S2), first frame
Structure be the second carrier wave in configurator timing window (i.e. the second time window) frame structure；Then the second signaling is received to obtain for the
The scheduling information of first subframe on nd carrier；Then physics is received according to the first subframe of the scheduling information on a second carrier
Layer data (such as arrow A1 mark) simultaneously sends corresponding ACK/NACK (such as arrow A2 mark).
In embodiment 3, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier, which is deployed in, to be awarded
Frequency spectrum is weighed, the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame
Any one frame structure in structured set, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.
In embodiment 3, the lattice of bold box mark is the transmission subframe of the second signaling, and the lattice of oblique line mark is object
The first subframe of layer data transmission is managed, the lattice of backslash mark is the corresponding ACK/NACK of the physical layer data, second
The transmission subframe and the first subframe of signaling are the same subframe in time.Cell of the ACK/NACK belonging to first carrier
It is upper transmission (transmitted on first carrier if first carrier is TDD carrier wave, if first carrier is FDD descending carrier
It is transmitted on the corresponding up-link carrier of first carrier).
As the sub- embodiment 1 of embodiment 3, first carrier is deployed in FDD frequency spectrum, the HARQ timing of the physical layer data
The downlink HARQ timing of FDD is followed, i.e., for uplink ACK/NACK transmission subframe of the physical layer data (backslash mark
Lattice) be the 4th subframe after the first subframe the lattice of mark (oblique line).
As the sub- embodiment 2 of embodiment 3, first carrier is deployed in TDD frequency spectrum, the HARQ timing of the physical layer data
The downlink HARQ timing for following the SIB configuration frame structure of first carrier or the descending reference frame structure of first carrier, that is, be directed to
Uplink ACK/NACK transmission subframe (lattice of backslash mark) of the physical layer data is the first subframe (oblique line mark
Lattice) after k-th of subframe.The k determines by the table 10.1.3.1-1 in TS36.213, the target frame structure
Set is the option one.
As the sub- embodiment 3 of embodiment 3, first carrier is deployed in TDD frequency spectrum, the HARQ timing of the physical layer data
The downlink HARQ timing for following the SIB configuration frame structure of first carrier or the descending reference frame structure of first carrier, that is, be directed to
Uplink ACK/NACK transmission subframe (lattice of backslash mark) of the physical layer data is the first subframe (oblique line mark
Lattice) after k-th of subframe.The k is determined that the target frame structured set is the option one by R1-141745.
The target frame structured set is one in { option two, the option three, the option four }
Embodiment 4
Embodiment 4 illustrates the structural block diagram of the processing unit in a UE, as shown in Fig. 4.In attached drawing 4, UE processing
Device 200 is made of receiving module 201, receiving module 202, receiving module 203, transmission module 204 and sending module 205,
Middle receiving module 201 and sending module 205 are optional modules.Transmission module 204 receives and dispatches physical signal-with dashed double mark
Know.
Receiving module 202, which is used to receive third signaling in first carrier, determines target frame structured set and in first carrier
The first signaling of upper reception obtains the first frame structure, and the first frame structure is frame structure of second carrier wave in configurator timing window；It receives
Module 203 is used to receive the second signaling and obtains the scheduling information for being directed to the first subframe on the second carrier wave；Transmission module 204 is used for root
Physical layer data is received according to the scheduling information and is sent corresponding ACK/NACK or is sent physical layer data and receive corresponding
ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier
In embodiment 4, third signaling is high-level signaling, and the first signaling is physical layer signaling, and the second signaling is physical layer letter
It enables, first carrier is deployed in authorization frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the setup time
Window, the first frame structure are any one frame structures in target frame structured set, and the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.First
The payload size of signaling is the payload size of the format 1C transmitted on first carrier, wherein 3 bits are used to indicate first frame knot
Structure, the first signaling are identified by eIMTA-RNTI.For the option four, frame knot in 6 is included up in candidate tdd frame structured set
Structure, i.e., the frame structure quantity for including in above-mentioned 4 options are all not more than 8.
As the sub- embodiment 1 of embodiment 4, processing unit 200 further includes receiving module 201, and receiving module 201 is used for
PSS and SSS is received to framing is inscribed in configurator timing window on second carrier wave.The target frame structured set is the option three,
Position in FDD frame is obeyed in position in the frame of position and the SSS in the frame of the PSS；Or the target frame structured set is
One in { option one, the option two, the option four }, position in the frame of position and the SSS in the frame of the PSS
It sets and obeys position in tdd frame.
As the sub- embodiment 2 of embodiment 4, processing unit 200 further includes sending module 205, and sending module 205 is used for
PRACH sequence is sent on second carrier wave, the PRACH resource and Format Series Lines that the PRACH sequence occupies are by PRACH configuration index
Mark, the PRACH configuration index are configured by downlink signaling.The target frame structured set is the option three, the PRACH
FDD configuration is obeyed in the mapping of configuration index to the PRACH resource and the Format Series Lines；Or the target frame structured set
It is one in { option one, the option two, the option four }, the PRACH configuration index to the PRACH resource
TDD configuration is obeyed in mapping with the Format Series Lines.
Embodiment 5
Embodiment 5 illustrates the structural block diagram of the processing unit in a base station, as shown in Fig. 5.In attached drawing 5, base station
Processing unit 300 is by sending module 301, sending module 302, sending module 303, transmission module 304 and 305 groups of receiving module
At wherein sending module 301 and receiving module 305 are optional modules.Transmission module 304 receives and dispatches physical signal-with the double arrows of dotted line
Leader is known.
Sending module 302 is used to send third signaling instruction target frame structured set in first carrier and in first carrier
The first signaling of upper transmission indicates the first frame structure, and the first frame structure is frame structure of second carrier wave in configurator timing window；It sends
Module 303 is used to send the instruction of the second signaling for the scheduling information of the first subframe on the second carrier wave；Transmission module 304 is used for root
Physical layer data is sent according to the scheduling information and is received corresponding ACK/NACK or is received physical layer data and send corresponding
ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier
In embodiment 5, third signaling is high-level signaling, and the first signaling is physical layer signaling, and the second signaling is physical layer letter
It enables, first carrier is deployed in authorization frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the setup time
Window, the first frame structure are any one frame structures in target frame structured set, and the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }
Two, of option { full downlink frame structure, candidate tdd frame structured set }
Three, of option { Quan Shanghang frame structure, full downlink frame structure }
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }
Candidate's tdd frame structured set is the nonvoid subset of tdd frame structure { #0, #1, #2, #3, #4, #5, #6 }.First
The sub-frame of uplink of corresponding first frame structure of subframe, the second signaling is uplink scheduling signaling；Or first subframe correspond to first frame knot
The downlink subframe or special subframe of structure, the second signaling are descending scheduling signalings.
As the sub- embodiment 1 of embodiment 5, processing unit 300 further includes sending module 301, and sending module 301 is used for
PSS and SSS is sent to framing is interior in configurator timing window on second carrier wave.The target frame structured set is the option three,
Position in FDD frame is obeyed in position in the frame of position and the SSS in the frame of the PSS；Or the target frame structured set is
One in { option one, the option two, the option four }, position in the frame of position and the SSS in the frame of the PSS
It sets and obeys position in tdd frame.
As the sub- embodiment 2 of embodiment 5, processing unit 300 further includes receiving module 305, and receiving module 305 is used for
PRACH sequence is received on second carrier wave.The PRACH resource and Format Series Lines that the PRACH sequence occupies are by PRACH configuration index
Mark, the PRACH configuration index are configured by downlink signaling.The target frame structured set is the option three, the PRACH
FDD configuration is obeyed in the mapping of configuration index to the PRACH resource and the Format Series Lines；Or the target frame structured set
It is one in { option one, the option two, the option four }, the PRACH configuration index to the PRACH resource
TDD configuration is obeyed in mapping with the Format Series Lines.
Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be referred to by program
Related hardware is enabled to complete, described program can store in computer readable storage medium, such as read-only memory, hard disk or light
Disk etc..Optionally, one or more integrated circuit can be used also to realize in all or part of the steps of above-described embodiment.Phase
It answers, each modular unit in above-described embodiment, can be realized using example, in hardware, it can also be by the form of software function module
It realizes, the application is not limited to the combination of the software and hardware of any particular form.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification made, equivalent replacement, improve etc., it should be included in protection of the invention
Within the scope of.
Claims (18)
1. a kind of method in UE, which comprises the steps of:
Step A. receives the first signaling on first carrier and obtains the first frame structure, and the first frame structure is that the second carrier wave is configuring
Frame structure in time window；
Step B. receives the second signaling and obtains the scheduling information for being directed to the first subframe on the second carrier wave；
Step C. receives physical layer data according to the scheduling information and sends corresponding ACK/NACK or send the physics number of plies
According to and receive corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier；
Wherein, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier is deployed in authorization frequency spectrum, the
Nd carrier is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame structured set
In any one frame structure, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }；
Two, of option { full downlink frame structure, candidate tdd frame structured set }；
Three, of option { Quan Shanghang frame structure, full downlink frame structure }；
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }；
It is described candidate tdd frame structured set be tdd frame structure #0, tdd frame structure #1, tdd frame structure #2, tdd frame structure #3,
Tdd frame structure #4, tdd frame structure #5, tdd frame structure #6 } nonvoid subset.
2. the method according to claim 1, wherein further including following steps:
Step D. sends PRACH sequence on a second carrier；
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, the PRACH
Configuration index is configured by downlink signaling；The target frame structured set is the option three, and the PRACH configuration index is described in
FDD configuration is obeyed in the mapping of PRACH resource and the Format Series Lines；Or the target frame structured set is the option one,
The option two, one in the option four, the PRACH configuration index to the PRACH resource and the Format Series Lines
Mapping obey TDD configuration.
3. the method according to claim 1, wherein further including following steps:
Step E. receives main synchronizing sequence (PSS) and secondary synchronization sequences to framing is inscribed in configurator timing window on a second carrier
(SSS)；
Wherein, the target frame structured set is the option three, position in the frame of position and the SSS in the frame of the PSS
Obey position in frequency division duplex (FDD) frame；Or the target frame structured set is the option one, the option two is described
One in option four, position in time division duplex (TDD) frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
4. the method according to claim 1, wherein the payload size of the first signaling is transmitted on first carrier
The payload size of format 1C, wherein 3 bits are used to indicate the first frame structure, the first signaling fixes tentatively identifier by wireless network
(eIMTA-RNTI) it identifies.
5. method according to claim 1,2,3 or 4, which is characterized in that the step A further includes following steps:
Step A0. receives third signaling in first carrier and determines the target frame structured set；
Wherein, third signaling is high-level signaling.
6. according to the method described in claim 5, it is characterized in that, the second signaling is uplink scheduling signaling；The target frame knot
Structure set is the option one, the option three, and the transmission carrier wave of one in the option four and the second signaling is deployed in FDD
The HARQ timing of carrier wave, the physical layer data follows the ascending HARQ timing of FDD；Or the target frame structured set is institute
State option one, the transmission carrier wave of the option three, one in the option four and the second signaling is deployed in TDD carrier wave, described
The HARQ timing of physical layer data uses 10 milliseconds of RTT, wherein the first subframe be the second signaling transmission subframe after the 4th
A subframe；Or the target frame structured set is the option two, the HARQ timing of the physical layer data follows the second frame
The ascending HARQ timing of structure, the second frame structure are one of tdd frame structure #0~#6, and the second frame structure is matched by high-level signaling
It sets, wherein #0, #1, #2, #3, #4, #5, #6 are time slot.
7. according to the method described in claim 5, it is characterized in that, the second signaling is descending scheduling signaling；First carrier deployment
In FDD frequency spectrum, the HARQ timing of the physical layer data follows the downlink HARQ timing of FDD；Or first carrier is deployed in TDD
Frequency spectrum, the HARQ timing of the physical layer data follow the SIB configuration frame structure of first carrier or the downlink ginseng of first carrier
Examine the downlink HARQ timing of frame structure.
8. a kind of method in base station, which comprises the steps of:
Step A. sends the first signaling on first carrier and indicates the first frame structure, and the first frame structure is that the second carrier wave is configuring
Frame structure in time window；
Step B. sends the instruction of the second signaling for the scheduling information of the first subframe on the second carrier wave；
Step C. sends physical layer data according to the scheduling information and receives corresponding ACK/NACK or receive the physics number of plies
According to and send corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier；
Wherein, the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carrier is deployed in authorization frequency spectrum, the
Nd carrier is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, and the first frame structure is target frame structured set
In any one frame structure, the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }；
Two, of option { full downlink frame structure, candidate tdd frame structured set }；
Three, of option { Quan Shanghang frame structure, full downlink frame structure }；
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }；
It is described candidate tdd frame structured set be tdd frame structure #0, tdd frame structure #1, tdd frame structure #2, tdd frame structure #3,
Tdd frame structure #4, tdd frame structure #5, tdd frame structure #6 } nonvoid subset.
9. according to the method described in claim 8, it is characterized in that, further including following steps:
Step D. receives PRACH sequence on a second carrier；
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, the PRACH
Configuration index is configured by downlink signaling；The target frame structured set is the option three, and the PRACH configuration index is described in
FDD configuration is obeyed in the mapping of PRACH resource and the Format Series Lines；Or the target frame structured set is the option one,
The option two, one in the option four, the PRACH configuration index to the PRACH resource and the Format Series Lines
Mapping obey TDD configuration.
10. according to the method described in claim 8, it is characterized in that, further including following steps:
Step E. on a second carrier in configurator timing window to sending main synchronizing sequence (PSS) and secondary synchronization sequences in framing
(SSS)；
Wherein, the target frame structured set is the option three, position in the frame of position and the SSS in the frame of the PSS
Obey position in frequency division duplex (FDD) frame；Or the target frame structured set is the option one, the option two is described
One in option four, position in time division duplex (TDD) frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
11. according to the method described in claim 8, it is characterized in that, the payload size of the first signaling is transmitted on first carrier
Format 1C payload size, wherein 3 bits are used to indicate the first frame structure, the first signaling is identified by eIMTA-RNTI.
12. according to method described in claim 8,9,10 or 11, which is characterized in that the step A further includes following steps:
Step A0. sends third signaling in first carrier and indicates the target frame structured set；
Wherein, third signaling is high-level signaling.
13. according to the method for claim 12, which is characterized in that the second signaling is uplink scheduling signaling；The target frame
Structured set is the option one, the option three, and the transmission carrier wave of one in the option four and the second signaling is deployed in
The HARQ timing of FDD carrier wave, the physical layer data follows the ascending HARQ timing of FDD；Or the target frame structured set
It is the option one, the transmission carrier wave of the option three, one in the option four and the second signaling is deployed in TDD carrier wave,
The HARQ timing of the physical layer data uses 10 milliseconds of RTT, wherein the first subframe be the second signaling transmission subframe after
The 4th subframe；Or the target frame structured set is the option two, the HARQ timing of the physical layer data follows
The ascending HARQ timing of two frame structures, the second frame structure are one of tdd frame structure #0~#6, and the second frame structure is believed by high level
Enable configuration.
14. according to the method for claim 12, which is characterized in that the second signaling is descending scheduling signaling；First carrier portion
It is deployed on FDD frequency spectrum, the HARQ timing of the physical layer data follows the downlink HARQ timing of FDD；Or first carrier is deployed in
TDD frequency spectrum, the HARQ timing of the physical layer data follow the SIB configuration frame structure of first carrier or the downlink of first carrier
With reference to the downlink HARQ timing of frame structure.
15. a kind of user equipment, which is characterized in that the equipment includes:
First module: for determining target frame structured set in first carrier reception third signaling and being received on first carrier
First signaling obtains the first frame structure, and the first frame structure is frame structure of second carrier wave in configurator timing window；
Second module: for receiving the acquisition of the second signaling for the scheduling information of the first subframe on the second carrier wave；
Third module: for receiving physical layer data according to the scheduling information and sending corresponding ACK/NACK or transmission object
Reason layer data simultaneously receives corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier；
Wherein, third signaling is high-level signaling, and the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carries
Wave is deployed in authorization frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, first frame knot
Structure is any one frame structure in target frame structured set, and the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }；
Two, of option { full downlink frame structure, candidate tdd frame structured set }；
Three, of option { Quan Shanghang frame structure, full downlink frame structure }；
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }；
It is described candidate tdd frame structured set be tdd frame structure #0, tdd frame structure #1, tdd frame structure #2, tdd frame structure #3,
Tdd frame structure #4, tdd frame structure #5, tdd frame structure #6 } nonvoid subset.
16. equipment according to claim 15, which is characterized in that the equipment further includes at least one of:
4th module: for sending PRACH sequence on a second carrier；
5th module: for receiving main synchronizing sequence (PSS) He Futong to framing is inscribed in configurator timing window on a second carrier
Step sequence (SSS)；
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, the PRACH
Configuration index is configured by downlink signaling；The target frame structured set is the option three, and the PRACH configuration index is described in
Frequency division duplex (FDD) configuration, position and the SSS in the frame of the PSS are obeyed in the mapping of PRACH resource and the Format Series Lines
Frame in position obey FDD frame in position；Or the target frame structured set is the option one, the option two is described
One in option four, it is double that frequency division is obeyed in the mapping of the PRACH configuration index to the PRACH resource and the Format Series Lines
Work (FDD) configures, and position in tdd frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
17. a kind of base station equipment, which is characterized in that the equipment includes:
First module: for sending third signaling instruction target frame structured set in first carrier and being sent on first carrier
First signaling indicates the first frame structure, and the first frame structure is frame structure of second carrier wave in configurator timing window；
Second module: for sending the instruction of the second signaling for the scheduling information of the first subframe on the second carrier wave；
Third module: for sending physical layer data according to the scheduling information and receiving corresponding ACK/NACK or reception object
Reason layer data simultaneously sends corresponding ACK/NACK, the first sub-frame transmission of the physical layer data on a second carrier；
Wherein, third signaling is high-level signaling, and the first signaling is physical layer signaling, and the second signaling is physical layer signaling, and first carries
Wave is deployed in authorization frequency spectrum, and the second carrier wave is deployed in unlicensed spectrum, and the first subframe belongs to the configurator timing window, first frame knot
Structure is any one frame structure in target frame structured set, and the target frame structured set is following one:
One, of option { Quan Shanghang frame structure, candidate tdd frame structured set }；
Two, of option { full downlink frame structure, candidate tdd frame structured set }；
Three, of option { Quan Shanghang frame structure, full downlink frame structure }；
Four, of option { Quan Shanghang frame structure, full downlink frame structure, candidate tdd frame structured set }；
It is described candidate tdd frame structured set be tdd frame structure #0, tdd frame structure #1, tdd frame structure #2, tdd frame structure #3,
Tdd frame structure #4, tdd frame structure #5, tdd frame structure #6 } nonvoid subset.
18. equipment according to claim 17, which is characterized in that the equipment further includes at least one of:
4th module: for receiving PRACH sequence on a second carrier；
5th module: in configurator timing window on a second carrier to sending main synchronizing sequence (PSS) He Futong in framing
Step sequence (SSS)；
Wherein, the PRACH resource and Format Series Lines that the PRACH sequence occupies are identified by PRACH configuration index, the PRACH
Configuration index is configured by downlink signaling；The target frame structured set is the option three, and the PRACH configuration index is described in
Frequency division duplex (FDD) configuration, position and the SSS in the frame of the PSS are obeyed in the mapping of PRACH resource and the Format Series Lines
Frame in position obey FDD frame in position；Or the target frame structured set is the option one, the option two is described
One in option four, the mapping of the PRACH configuration index to the PRACH resource and the Format Series Lines is obeyed TDD and is matched
It sets, position in time division duplex (TDD) frame is obeyed in position in the frame of position and the SSS in the frame of the PSS.
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| US10021573B2 (en) | 2015-04-13 | 2018-07-10 | Industrial Technology Research Institute | Method and device for uplink transmission by using unlicensed spectrum |
| WO2017193341A1 (en) * | 2016-05-12 | 2017-11-16 | 华为技术有限公司 | Random access method and device |
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