CN107182130A - A kind of method and apparatus of the narrow band communication based on Cellular Networks - Google Patents
A kind of method and apparatus of the narrow band communication based on Cellular Networks Download PDFInfo
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- CN107182130A CN107182130A CN201610134788.4A CN201610134788A CN107182130A CN 107182130 A CN107182130 A CN 107182130A CN 201610134788 A CN201610134788 A CN 201610134788A CN 107182130 A CN107182130 A CN 107182130A
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- resource pool
- time resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/26—Resource reservation
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Abstract
The invention discloses a kind of method and apparatus of the narrow band communication based on Cellular Networks.UE receives the first signaling first, and the first wireless signal is then sent on first carrier.Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.Position of the time-domain resource in the very first time resource pool shared by first wireless signal is indicated by first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal is relevant.The first carrier can be used for uplink and downlink transfer.Present invention, avoiding the loss of the time-domain resource in single sub-frame of uplink, spectrum efficiency is improved.In addition, the subframe structure under present invention fdd mode as compatible as possible in narrow band transmission, minimizes TDD and FDD inconsistency.
Description
Technical field
The present invention relates to the transmission plan in wireless communication system, more particularly to up narrow band transmission
Method and apparatus.
Background technology
Third generation cooperative partner program (3GPP -3rd Generation Partner Project)
Following 7 are defined for TDD (Time Division Duplex, time division duplex) transmission
UL (Uplink, up)/DL (Downlink, descending) configurations (Configuration) are planted,
Wherein D represents descending sub frame, and U represents sub-frame of uplink, and S is special subframe：
Table 1:UL/DL is configured
In 3GPP RAN (Radio Access Network, wireless access network) #69 plenary session
On, NB-IOT (NarrowBand Internet of Things, arrowband Internet of Things) is set up the project.
NB-IOT supports 3 kinds of different operational modes (RP-151621)：
Independent 1. (Stand-alone) operation, is disposed on the frequency spectrum that GERAN systems are used.
2. protection band is run, in LTE (Long Term Evolution, Long Term Evolution) carrier wave
Protection band in untapped resource block on dispose
3. with interior operation, disposed on the resource block on LTE carrier waves
Further, in NB-IOT, UE (User Equipment, user equipment) up and
It is descending all support 180kHz (kiloHertz, KHz) RF (Radio Frequency,
Radio frequency) PRB of bandwidth, i.e., one (Physical Resource Block, Physical Resource Block).
In RAN1#83 meeting, monotone (Single-Tone) transmission is adopted, and enters one
Step, for uplink, the bandwidth of monotone transmission is 3.75kHz either 15kHz.
SC-FDMA (the Single Carrier Frequency of correspondence 3.75kHz subcarrier spacings
Division Multiple Access, single-carrier frequency division multiple access) symbol (is referred to as in the present invention
Long symbol) duration be the SC-FDMA symbols of correspondence 15kH subcarrier spacings (in this hair
Be referred to as short symbol in bright) 4 times of duration.In traditional LTE, a subframe includes 14
The long symbol of individual subsidiary common CP (Cyclic Prefix, cyclic prefix).Therefore, a son
Frame can about accommodate 3.5 short symbols.
The content of the invention
Inventor is had found by studying, and is transmitted for TDD, part sub-frame of uplink (such as UL/DL
Sub-frame of uplink in configuration 2) 3 long symbols can only be accommodated, have lost 0.5 long symbol when
Domain resource, reduces spectrum efficiency.
The present invention provides solution regarding to the issue above.It should be noted that not conflicting
In the case of, embodiment and embodiment in the UE (User Equipment, user equipment) of the application
In feature may apply in base station, vice versa.Further, in the case where not conflicting,
Feature in embodiments herein and embodiment can be arbitrarily mutually combined.
The invention discloses a kind of method in UE for supporting narrow band communication, wherein, including it is as follows
Step：
- step A. receives the first signaling
- step B. sends the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
The essence of the above method is that may only have part energy in the time-domain resource for keep for uplink
Transmission for monotone.It is above-mentioned to have lost 0.5 by the suitable very first time resource of selection
The problem of time-domain resource of individual long symbol, can be avoided by.
First signaling is to be used for the up physical layer signaling for authorizing (Uplink Grant), the
One signaling includes the schedule information of the first wireless signal, and the schedule information includes { MCS
(Modulation and Coding Status, modulation coding state), RV (Redundancy
Version, redundancy versions), NDI (New Data Indicator, new data is indicated), TBS
(Transport Block Size, transport block size), shared frequency domain resource } at least it
One.
As one embodiment, the first carrier is deployed in (mandate) TDD frequency spectrums.
As one embodiment, the first carrier is deployed in unlicensed spectrum.
As one embodiment, the first signaling is physical layer signaling.
As one embodiment, the time resource in the very first time resource pool is in first carrier
UL is reserved for uplink in being configured with reference to UL/DL.
As one embodiment, the UL of the first carrier includes two with reference to UL/DL configurations
Continuous sub-frame of uplink.
As one embodiment, the UL of the first carrier includes at least two with reference to UL/DL configurations
(UL/DL i.e. in table 1 configures 0/1/3/4/6 to individual continuous sub-frame of uplink, or other are newly determined
The configurations of the UL/DL including at least two continuous sub-frame of uplink of justice).
As one embodiment, the UL of the first carrier includes at least three with reference to UL/DL configurations
Individual continuous sub-frame of uplink (the UL/DL configurations 0/3/6 i.e. in table 1, or other new definition
UL/DL configurations including at least three continuous sub-frame of uplink).
As one embodiment, the corresponding physical layer channel of first wireless signal is NB-PUSCH.
As one embodiment, in a radio frames, the very first time resource pool includes just whole
Several subframes.
As one embodiment, first signaling is to be used for up authorize (Uplink Grant)
Physical layer signaling, the corresponding transmission channel of first wireless signal is UL-SCH.
As one embodiment, first signaling is to be used for descending authorize (Downlink Grant)
Physical layer signaling, first wireless signal include HARQ-ACK information, the HARQ-ACK
Information is used to indicate whether the transmission block scheduled in first signaling is properly decoded.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A0. receives high-level signaling, the high-level signaling indicate the first candidate time resource pool,
Second candidate time resource pool } at least the first candidate time resource pool.
Wherein, the bandwidth of first wireless signal is less than 15kHz, the very first time resource pool
It is the first candidate time resource pool；Or the bandwidth of first wireless signal is not less than
15kHz, the very first time resource pool is the second candidate time resource pool.
As one embodiment, the bandwidth of first wireless signal refers to less than 15kHz：
The bandwidth of first wireless signal is 3.75kHz.
As one embodiment, the high-level signaling is that cell is specific.
As one embodiment, the high-level signaling is UE specific.
As one embodiment, the high-level signaling is rrc layer signaling.
As one embodiment, the high-level signaling indicates that the UL of the first carrier refers to UL/DL
Configuration, instruction { the first candidate time resource pool, the second candidate time of the high-level signaling implicitly
Resource pool }, i.e., described first candidate time resource pool and the second candidate time resource pool difference
Determined by the UL of the first carrier with reference to UL/DL configurations.It is used as a son of the embodiment
Embodiment, the bandwidth shared by first wireless signal is 3.75kHz.In a radio frames,
The first candidate time resource pool includes 1 or 2 subframe pair, and the subframe is to by two companies
Continuous subframe composition.It is described in a radio frames as a sub- embodiment of the embodiment
The UL that second candidate time resource pool includes all correspondences first carrier is configured with reference to UL/DL
In sub-frame of uplink subframe.
Specifically, according to an aspect of the present invention, it is characterised in that first wireless signal
Shared bandwidth is 3.75kHz, and first wireless signal takes 2Q subframe pair in time domain,
The subframe two continuous subframes to being made up of.The Q is positive integer.
The essence of above-mentioned aspect is that first wireless signal is basic shared by first carrier
Time domain unit is 2 subframe-correspondences, 7 long symbols.Above-mentioned aspect, which is avoided, to be wasted on single
Time-domain resource in row subframe.In addition, in above-mentioned aspect, 7 long symbols can be weighed as far as possible
With existing PUSCH (Physical Uplink Shared Channel, Physical Uplink Shared Channel)
In DMRS (Demodulation Reference Signal, demodulated reference signal) structure,
As far as possible with the arrowband under FDD (Frequency Division Duplex, FDD) pattern
Communication is consistent.
Specifically, according to an aspect of the present invention, it is characterised in that first signaling is from institute
State and first subframe shared by first wireless signal is indicated in very first time resource pool.
As one embodiment, first signaling is to be used for up authorize (Uplink Grant)
Physical layer signaling, the corresponding transmission channel of first wireless signal is UL-SCH.Described first
Signaling indicates the first wireless signal institute from the very first time resource pool in an explicit way
First subframe taken.
As one embodiment, first signaling is to be used for descending authorize (Downlink Grant)
Physical layer signaling, first wireless signal include HARQ-ACK information, the HARQ-ACK
Information is used to indicate whether the transmission block scheduled in first signaling is properly decoded.Described first
Signaling indicates the first wireless signal institute in implicit mode from the very first time resource pool
First subframe taken.As a sub- embodiment, the implicit mode refers to：Described
First subframe shared by one wireless signal is to be no earlier than target in the very first time resource pool
Subframe and a subframe nearest apart from the target-subframe.The target-subframe is first letter
L-th subframe after last scheduled subframe of order, the L is positive integer.
The invention discloses a kind of method in base station for supporting narrow band communication, wherein, including it is as follows
Step：
- step A. sends the first signaling
- step B. receives the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
Specifically, according to an aspect of the present invention, it is characterised in that the step A also includes
Following steps：
- step A0. sends high-level signaling, the high-level signaling indicate the first candidate time resource pool,
Second candidate time resource pool } at least the first candidate time resource pool.
Wherein, the bandwidth of first wireless signal is less than 15kHz, the very first time resource pool
It is the first candidate time resource pool；Or the bandwidth of first wireless signal is not less than
15kHz, the very first time resource pool is the second candidate time resource pool.
As one embodiment, the high-level signaling is proprietary (Dedicated) RRC signaling.
As one embodiment, the high-level signaling is public (Common) RRC signaling.
Specifically, according to an aspect of the present invention, it is characterised in that first wireless signal
Shared bandwidth is 3.75kHz, and first wireless signal takes 2Q subframe pair in time domain,
The subframe two continuous subframes to being made up of.The Q is positive integer.
Specifically, according to an aspect of the present invention, it is characterised in that first signaling is from institute
State and first subframe shared by first wireless signal is indicated in very first time resource pool.
The invention discloses a kind of user equipment for supporting narrow band communication, wherein, including following module：
First receiving module：For receiving the first signaling
First sending module：For sending the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
As one embodiment, above-mentioned user equipment is characterised by, the first receiving module is additionally operable to
High-level signaling is received, the high-level signaling indicates { the first candidate time resource pool, during the second candidate
Between resource pool at least the first candidate time resource pool.Wherein, first wireless signal
Bandwidth is less than 15kHz, and the very first time resource pool is the first candidate time resource pool；Or
The bandwidth of first wireless signal described in person is not less than 15kHz, and the very first time resource pool is described
Second candidate time resource pool.
As one embodiment, above-mentioned user equipment is characterised by, the first wireless signal institute
The bandwidth of occupancy is 3.75kHz, and first wireless signal takes 2Q subframe pair in time domain,
The subframe two continuous subframes to being made up of.The Q is positive integer.
As one embodiment, above-mentioned user equipment is characterised by, first signaling is from described
First subframe shared by first wireless signal is indicated in very first time resource pool.
The invention discloses a kind of base station equipment for supporting narrow band communication, wherein, including following module：
Second sending module：For sending the first signaling
Second receiving module：For receiving the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
As one embodiment, above-mentioned base station equipment is characterised by, the second sending module is additionally operable to
High-level signaling is sent, the high-level signaling indicates { the first candidate time resource pool, during the second candidate
Between resource pool at least the first candidate time resource pool.Wherein, first wireless signal
Bandwidth is less than 15kHz, and the very first time resource pool is the first candidate time resource pool；Or
The bandwidth of first wireless signal described in person is not less than 15kHz, and the very first time resource pool is described
Second candidate time resource pool.
Compared to existing public technology, the present invention has following technical advantage：
- avoids the time-domain resource loss in single sub-frame of uplink, improves spectrum efficiency
Subframe structure under-fdd modes as compatible as possible in narrow band transmission, minimize TDD and
FDD inconsistency.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, this
The other features, objects and advantages of invention will become more apparent：
Fig. 1 shows the flow chart of uplink according to an embodiment of the invention；
Fig. 2 shows the schematic diagram that configuration cycle according to an embodiment of the invention is 10 milliseconds；
Fig. 3 shows the schematic diagram that configuration cycle according to an embodiment of the invention is 20 milliseconds；
Fig. 4 shows the schematic diagram of the specific high-level signalings of UE according to an embodiment of the invention；
Fig. 5 shows the schematic diagram of the specific high-level signalings of UE according to still another embodiment of the invention；
Fig. 6 shows the structured flowchart of the processing unit in UE according to an embodiment of the invention；
Fig. 7 shows the structured flowchart of the processing unit in base station according to an embodiment of the invention；
Embodiment
Technical scheme is described in further detail below in conjunction with accompanying drawing, it is necessary to illustrate
It is that, in the case where not conflicting, the feature in embodiments herein and embodiment can be arbitrarily mutual
Combination.
Embodiment 1
Embodiment 1 illustrates the flow chart of uplink, as shown in Figure 1.In accompanying drawing 1, base station
The step of N1 is mark in the maintenance base station of UE U2 serving cell, square frame F1 is optional.
ForBase station N1, send high-level signaling in step S101, the high-level signaling indicates { the
One candidate time resource pool, the second candidate time resource pool } at least the first candidate time resource
Pond；The first signaling is sent in step s 102；Is received on first carrier in step s 103
One wireless signal.
ForUE U2, the high-level signaling is received in step s 201；Connect in step S202
Receive first signaling；Described first is sent on the first carrier in step S203 wireless
Signal.
In embodiment 1, the time-domain resource shared by first wireless signal belongs to very first time money
Source pond.Time-domain resource shared by first wireless signal is in the very first time resource pool
Position is indicated by first signaling.Shared by the very first time resource pool and the first wireless signal
Bandwidth it is relevant.The first carrier can be used for uplink and downlink transfer.First nothing
The bandwidth of line signal is less than 15kHz, and the very first time resource pool is the first candidate time money
Source pond；Or the bandwidth of first wireless signal is not less than 15kHz, the very first time resource
Pond is the second candidate time resource pool.
As the sub- embodiment 1 of embodiment 1, the high-level signaling includes
{ the tdd-Config domains in SystemInformationBlockType1.
As the sub- embodiment 2 of embodiment 1, the high-level signaling includes public RRC signaling.
As the sub- embodiment 3 of embodiment 1, the high-level signaling includes proprietary RRC signaling.
As the sub- embodiment 4 of embodiment 1, the first candidate time resource pool includes described
Subframe pair in all subframe subsets that tdd-Config domains are indicated, the subframe subset is included at least
Two continuous sub-frame of uplink.The subframe is to by continuous two subframes in time domain.The son
Frame is configurable, or predefined to the position in the subframe subset.
As the sub- embodiment 5 of embodiment 1, the second candidate time resource pool includes described
All sub-frame of uplink that tdd-Config domains are indicated.
As the sub- embodiment 6 of embodiment 1, first signaling is for the up DCI authorized
(Downlink Control Information, Downlink Control Information), first wireless communication
Number corresponding transmission channel is UL-SCH, and first signaling includes the tune of first wireless signal
Information is spent, the schedule information includes { MCS, RV, NDI, TBS, shared running time-frequency resource }
At least one of.
As the sub- embodiment 7 of embodiment 1, first signaling is for the descending physics authorized
Layer signaling, first wireless signal includes HARQ-ACK information, and the HARQ-ACK information is used
Whether it is properly decoded in instruction second wireless singal.It is wireless that first signaling includes described second
The schedule information of signal, the schedule information includes { MCS, RV, NDI, TBS, when shared
At least one of frequency resource }.
Embodiment 2
Embodiment 2 illustrates the schematic diagram that configuration cycle is 10 milliseconds, as shown in Figure 2.Accompanying drawing 2
In, subframe { 0,1 ..., 9 } constitutes a radio frames (Radio Frame).
In embodiment 2, the configuration cycle of very first time resource pool is a radio frames (10 milliseconds),
Subframe included by i.e. described very first time resource pool is that periodically occur every 10 millimeters.
In embodiment 2, it is UL/DL configurations 6 that the UL of first carrier is configured with reference to UL/DL.It is described
Very first time resource pool takes subframe 3/4/7/8 in radio frames, shown in the grid filled such as grey.
As the sub- embodiment 1 of embodiment 2, the very first time resource pool is in radio frames
It is predefined to take subframe.
As the sub- embodiment 2 of embodiment 2, the very first time resource pool is in radio frames
Subframe is taken to be configured by proprietary RRC signaling.
As the sub- embodiment 3 of embodiment 2, the very first time resource pool is in radio frames
Subframe is taken to be configured by public RRC signaling.
Embodiment 3
Embodiment 3 illustrates the schematic diagram that configuration cycle is 20 milliseconds, as shown in Figure 3.Accompanying drawing 3
In, subframe { 0,1 ..., 9 } constitutes a radio frames, and subframe { 10,11 ..., 19 } constitutes one
Radio frames.
In embodiment 3, the configuration cycle of very first time resource pool is two radio frames (20 milliseconds),
Subframe included by i.e. described very first time resource pool is that periodically occur every 20 millimeters.
In embodiment 3, it is UL/DL configurations 3 that the UL of first carrier is configured with reference to UL/DL.It is described
Very first time resource pool takes subframe 2/3/13/14 within configuration cycle, the grid that such as grey is filled
It is shown.
As the sub- embodiment 1 of embodiment 3, the very first time resource pool is in configuration cycle
Interior occupancy subframe is configured by proprietary RRC signaling.The high-level signaling i.e. in the present invention includes
Proprietary RRC signaling.
As the sub- embodiment 2 of embodiment 3, the very first time resource pool is in radio frames
Subframe is taken to be configured by public RRC signaling.The high-level signaling i.e. in the present invention includes public affairs
Common RRC signaling.
As the sub- embodiment 3 of embodiment 3, the first signaling indicates the shared of the first wireless signal
Starting subframe, the starting subframe shared by first wireless signal should meet following condition：
- (i.e. slower than the target-subframe) after target-subframe.The target-subframe is described
Send the M2 subframe after last subframe shared by the first signaling.The M2 is just
Integer.
- is located at the previous subframe of a subframe centering.The subframe to be in time domain it is continuous
Two subframes.
As one embodiment of above-mentioned condition, the M2 is 3, and the first signaling is sent out in subframe 0
Send, the shared starting subframe of first wireless signal can not be earlier than subframe 13.
As one embodiment of above-mentioned condition, the M2 is 2, and the first signaling is sent out in subframe 0
Send, the shared starting subframe of first wireless signal can not be earlier than subframe 13.
Embodiment 4
Embodiment 4 illustrates the schematic diagram of the specific high-level signalings of UE, as shown in Figure 4.Accompanying drawing 4
In.
In embodiment 4, the high-level signaling in the present invention includes the specific high-level signalings of UE.
For the first UE, the specific high-level signalings of UE indicate very first time resource pool in a nothing
The grid mark that grey is filled in subframe such as accompanying drawing 4 included by line frame.
For the 2nd UE, the specific high-level signalings of UE indicate very first time resource pool in a nothing
Included subframe is as described by the grid that bold box is identified in accompanying drawing 4 in line frame.
The advantage of embodiment 4 is that the sub-frame of uplink in TDD can be made full use of to carry out narrow band transmission.
Embodiment 5
Embodiment 5 illustrates the schematic diagram of the specific high-level signalings of UE, as shown in Figure 5.Accompanying drawing 5
In, subframe { a, b, c } is 3 continuous sub-frame of uplink.
In embodiment 5, for the first UE, very first time resource pool includes the running time-frequency resource that oblique line is identified
(being located in subframe a and subframe b)；For the 2nd UE, very first time resource pool includes backslash mark
The running time-frequency resource (being located in subframe b and subframe c) of knowledge.
Embodiment 6
Embodiment 6 illustrates the structured flowchart of the processing unit in a UE, as shown in Figure 6.It is attached
In Fig. 6, UE processing units 200 are main by 202 groups of the first receiving module 201 and the first sending module
Into.
First receiving module 201 is used to receive the first signaling.First sending module 202 is used for first
The first wireless signal is sent on carrier wave.
In embodiment 6, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.
Position of the time-domain resource in the very first time resource pool shared by first wireless signal
Indicated by first signaling.Band shared by the very first time resource pool and the first wireless signal
It is wide relevant.The first carrier can be used for uplink and downlink transfer.
As the sub- embodiment 1 of embodiment 6, the first receiving module is additionally operable to receive high-level signaling, institute
High-level signaling is stated to indicate in { the first candidate time resource pool, the second candidate time resource pool } at least
First candidate time resource pool.Wherein, a width of 3.75kHz of band of first wireless signal, institute
It is the first candidate time resource pool to state very first time resource pool；Or first wireless signal
The a width of 15kHz of band positive integer times, the very first time resource pool is second candidate time
Resource pool.
As the sub- embodiment 2 of embodiment 6, the bandwidth shared by first wireless signal is
3.75kHz, first wireless signal takes 2Q subframe pair in time domain, the subframe to by
Two continuous subframe compositions.The Q is positive integer.
As the sub- embodiment 2 of embodiment 6, first signaling is from the very first time resource pool
Indicate first subframe shared by first wireless signal.
Embodiment 7
Embodiment 7 illustrates the structured flowchart of the processing unit in a base station, as shown in Figure 7.
In accompanying drawing 7, base station processing unit 300 is main by the second sending module 301 and the second receiving module 302
Composition.
Second sending module 301 is used to send the first signaling.Second receiving module 302 is used for first
The first wireless signal is received on carrier wave.
In embodiment 7, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.
Position of the time-domain resource in the very first time resource pool shared by first wireless signal
Indicated by first signaling.Band shared by the very first time resource pool and the first wireless signal
It is wide relevant.The first carrier can be used for uplink and downlink transfer.The first carrier
UL/DL configurations include the continuous sub-frame of uplink of at least two.
As the sub- embodiment 1 of embodiment 7, the second sending module is additionally operable to send high-level signaling, institute
High-level signaling is stated to indicate in { the first candidate time resource pool, the second candidate time resource pool } at least
First candidate time resource pool.Wherein, the bandwidth of first wireless signal is less than 15kHz, institute
It is the first candidate time resource pool to state very first time resource pool；Or first wireless signal
Bandwidth be not less than 15kHz, the very first time resource pool is the second candidate time resource pool.
As the sub- embodiment 2 of embodiment 7, the UL/DL configurations of the first carrier are included at least
3 continuous sub-frame of uplink.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be with
Related hardware is instructed to complete by program, described program can be stored in computer-readable storage medium
In matter, such as read-only storage, hard disk or CD etc..Optionally, the whole of above-described embodiment or
Part steps can also use one or more integrated circuit to realize.Accordingly, above-mentioned implementation
Each modular unit in example, can be realized using example, in hardware, can also be by software function module
Form realizes that the application is not limited to the combination of the software and hardware of any particular form.In the present invention
UE, common UE and ordinary terminal include but is not limited to mobile phone, tablet personal computer, notebook, car
Carry communication equipment, wireless senser, the Wireless Telecom Equipment such as card of surfing Internet.Arrowband in the present invention is whole
End includes but is not limited to internet-of-things terminal, RFID terminals, NB-IOT terminals, MTC (Machine Type
Communication, machine type communication) terminal, eMTC (enhanced MTC, it is enhanced
MTC) terminal, data card, card of surfing Internet, vehicular communication equipment, inexpensive mobile phone, low cost is flat
The Wireless Telecom Equipments such as plate computer.Base station in the present invention includes but is not limited to macrocell base stations, micro-
Cellular basestation, Home eNodeB, the Wireless Telecom Equipment such as relay base station.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the present invention's
Protection domain.Within the spirit and principles of the invention, any modification made, equivalent substitution,
Improve etc., it should be included in the scope of the protection.
Claims (12)
1. a kind of method in UE for supporting narrow band communication, wherein, comprise the following steps：
- step A. receives the first signaling
- step B. sends the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
2. according to the method described in claim 1, it is characterised in that the step A also includes
Following steps：
- step A0. receives high-level signaling, and the high-level signaling indicates { the first candidate time resource
Pond, the second candidate time resource pool } at least the first candidate time resource pool.
Wherein, the bandwidth of first wireless signal is less than 15kHz, the very first time resource pool
It is the first candidate time resource pool；Or the bandwidth of first wireless signal is not less than
15kHz, the very first time resource pool is the second candidate time resource pool.
3. according to claim 1, the method described in 2, it is characterised in that first wireless communication
Bandwidth shared by number is 3.75kHz, and first wireless signal takes 2Q subframe in time domain
Right, the subframe two continuous subframes to being made up of.The Q is positive integer.
4. according to claim 1, the method described in 2,3, it is characterised in that first letter
Order indicates first son shared by first wireless signal from the very first time resource pool
Frame.
5. a kind of method in base station for supporting narrow band communication, wherein, comprise the following steps：
- step A. sends the first signaling
- step B. receives the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
6. method according to claim 5, it is characterised in that the step A also includes
Following steps：
- step A0. sends high-level signaling, and the high-level signaling indicates { the first candidate time resource
Pond, the second candidate time resource pool } at least the first candidate time resource pool.
Wherein, the bandwidth of first wireless signal is less than 15kHz, the very first time resource pool
It is the first candidate time resource pool；Or the bandwidth of first wireless signal is not less than
15kHz, the very first time resource pool is the second candidate time resource pool.
7. according to claim 5, the method described in 6, it is characterised in that first wireless communication
Bandwidth shared by number is 3.75kHz, and first wireless signal takes 2Q subframe in time domain
Right, the subframe two continuous subframes to being made up of.The Q is positive integer.
8. according to claim 5, the method described in 6,7, it is characterised in that first letter
Order indicates first son shared by first wireless signal from the very first time resource pool
Frame.
9. a kind of user equipment for supporting narrow band communication, wherein, including following module：
First receiving module：For receiving the first signaling
First sending module：For sending the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
10. user equipment according to claim 9, it is characterised in that the first receiving module
It is additionally operable to receive high-level signaling, the high-level signaling indicates { the first candidate time resource pool, second
Candidate time resource pool } at least the first candidate time resource pool.Wherein, described first is wireless
The bandwidth of signal is less than 15kHz, and the very first time resource pool is the first candidate time resource
Pond；Or the bandwidth of first wireless signal is not less than 15kHz, the very first time resource pool
It is the second candidate time resource pool.
11. a kind of base station equipment for supporting narrow band communication, wherein, including following module：
Second sending module：For sending the first signaling
Second receiving module：For receiving the first wireless signal on first carrier.
Wherein, the time-domain resource shared by the first wireless signal belongs to very first time resource pool.It is described
Position of the time-domain resource in the very first time resource pool shared by first wireless signal is by institute
State the instruction of the first signaling.Bandwidth shared by the very first time resource pool and the first wireless signal has
Close.The first carrier can be used for uplink and downlink transfer.
12. base station equipment according to claim 11, it is characterised in that second sends mould
Block is additionally operable to send high-level signaling, and the high-level signaling indicates { the first candidate time resource pool, the
Two candidate time resource pools } at least the first candidate time resource pool.Wherein, first nothing
The bandwidth of line signal is less than 15kHz, and the very first time resource pool is the first candidate time money
Source pond；Or the bandwidth of first wireless signal is not less than 15kHz, the very first time resource
Pond is the second candidate time resource pool.
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110430619B (en) | 2023-02-03 |
| CN110430619A (en) | 2019-11-08 |
| CN107182130B (en) | 2019-10-01 |
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