CN107182130B - 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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- CN107182130B CN107182130B CN201610134788.4A CN201610134788A CN107182130B CN 107182130 B CN107182130 B CN 107182130B CN 201610134788 A CN201610134788 A CN 201610134788A CN 107182130 B CN107182130 B CN 107182130B
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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 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 occupied time-domain resource of the first wireless signal belongs to first time resource pool.Position of the occupied time-domain resource of first wireless signal in the first time resource pool is indicated by first signaling.The first time resource pool and the occupied bandwidth of the first wireless signal are related.The first carrier can be used for uplink and downlink transfer.The invention avoids the time-domain resource losses in single sub-frame of uplink, improve spectrum efficiency.In addition, the subframe structure under present invention fdd mode as compatible as possible in narrow band transmission, minimizes the inconsistency of TDD and FDD.
Description
Technical field
This application involves the transmission plans in wireless communication system, more particularly to the method and dress of uplink narrow band transmission
It sets.
Background technique
Third generation cooperative partner program (3GPP -3rd GenerationPartner Project) is directed to TDD (Time
Division Duplex, time division duplex) transmission define following 7 kinds of UL (Uplink, uplink)/DL (Downlink, downlink)
It configures (Configuration), wherein D indicates that downlink subframe, U indicate sub-frame of uplink, and S is special subframe:
Table 1:UL/DL configuration
In 3GPP RAN (Radio Access Network, wireless access network) #69 plenary session, NB-IOT
(NarrowBand Internet of Things, narrowband Internet of Things) is set up the project.NB-IOT supports 3 kinds of different operational modes
(RP-151621):
1. independent (Stand-alone) operation, is disposed on the frequency spectrum that GERAN system uses.
2. protection band is run, do not make in the protection band of LTE (Long Term Evolution, long term evolution) carrier wave
It is disposed on resource block
3. being disposed on the resource block on LTE carrier wave with interior operation
Further, in NB-IOT, UE (User Equipment, user equipment) supports 180kHz in uplink and downlink
RF (Radio Frequency, the radio frequency) bandwidth of (kiloHertz, kHz), i.e. a PRB (Physical Resource
Block, Physical Resource Block).
In RAN1#83 meeting, monotone (Single-Tone) transmission is adopted, and further, uplink is passed
Defeated, the bandwidth of monotone transmission is 3.75kHz either 15kHz.
SC-FDMA (the Single Carrier Frequency Division of corresponding 3.75kHz subcarrier spacing
Multiple Access, single-carrier frequency division multiple access) duration of symbol (in this application be known as long symbol) is corresponding 15kH
4 times of the duration of the SC-FDMA symbol (being known as short symbol in this application) of subcarrier spacing.In traditional LTE, one
Subframe includes the long symbol of 14 subsidiary common CP (Cyclic Prefix, cyclic prefix).Therefore, a subframe can about be held
Receive 3.5 short symbols.
Summary of the invention
Applicant pass through the study found that for TDD transmit, part sub-frame of uplink (such as UL/DL configuration 2 in uplink son
Frame) 3 long symbols can only be accommodated, the time-domain resource of 0.5 long symbol is had lost, spectrum efficiency is reduced.
The application provides solution regarding to the issue above.It should be noted that in the absence of conflict, the application
UE (User Equipment, user equipment) in embodiment and embodiment in feature can be applied in base station, it is on the contrary
?.Further, in the absence of conflict, the feature in embodiments herein and embodiment can arbitrarily mutual group
It closes.
This application discloses a kind of methods in UE for supporting narrow band communication, wherein includes the following steps:
Step A. receives the first signaling
Step B. sends the first wireless signal on first carrier.
Wherein, the occupied time-domain resource of the first wireless signal belongs to first time resource pool.First wireless signal
Position of the occupied time-domain resource in the first time resource pool is indicated by first signaling.The first time money
Source pond is related with the occupied bandwidth of the first wireless signal.The first carrier can be used for uplink and downlink transfer.
The essence of the above method is to keep in the time-domain resource of uplink that only monotone can be used in part
Transmission.By selecting the suitable first time resource, the problem of above-mentioned time-domain resource for having lost 0.5 long symbol, can quilt
It avoids.
First signaling is that the physical layer signaling of (Uplink Grant) is authorized for uplink, and the first signaling includes first
The scheduling information of wireless signal, the scheduling information include { MCS (Modulation and Coding Status, modulating-coding
State), RV (Redundancy Version, redundancy versions), NDI (New Data Indicator, new data instruction), TBS
At least one of (Transport Block Size, transport block size), occupied frequency domain resource }.
As one embodiment, the first carrier is deployed in (authorization) TDD frequency spectrum.
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 first time resource pool refers to UL/DL in the UL of first carrier
Uplink is reserved in configuration.
As one embodiment, it includes two continuous sub-frame of uplink that the UL of the first carrier, which is referred in UL/DL configuration,.
As one embodiment, the UL of the first carrier includes at least two continuous uplink with reference to UL/DL configuration
(UL/DL configuration 0/1/3/4/6 or other new definition i.e. in table 1 include at least two continuous sub-frame of uplink to frame
UL/DL configuration).
As one embodiment, the UL of the first carrier includes at least three continuous uplink with reference to UL/DL configuration
Frame (the UL/DL including at least three continuous sub-frame of uplink of UL/DL configuration 0/3/6 or other new definition i.e. in table 1
Configuration).
As one embodiment, the corresponding physical layer channel of first wireless signal is NB-PUSCH.
As one embodiment, in a radio frames, the first time resource pool includes positive integer subframe.
As one embodiment, first signaling is that the physical layer signaling of (Uplink Grant) is authorized for uplink,
The corresponding transmission channel of first wireless signal is UL-SCH.
As one embodiment, first signaling is that the physical layer letter of (Downlink Grant) is authorized for downlink
It enables, first wireless signal includes HARQ-ACK information, and the HARQ-ACK information is used to indicate first signaling and is adjusted
Whether the transmission block of degree is properly decoded.
Specifically, according to the one aspect of the application, which is characterized in that the step A further includes following steps:
Step A0. receives high-level signaling, and the high-level signaling indicates { the first candidate time resource pool, 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, and the first time resource pool is described first candidate
Time resource pond；Or the bandwidth of first wireless signal is not less than 15kHz, the first time resource pool is described second
Candidate time resource pool.
As one embodiment, the bandwidth of first wireless signal refers to less than 15kHz: first wireless communication
Number bandwidth be 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 is configured with reference to UL/DL, the high level
The implicit instruction of signaling { the first candidate time resource pool, the second candidate time resource pool }, i.e., the described first candidate time resource
Pond and the second candidate time resource pool are determined by the UL of the first carrier with reference to UL/DL configuration respectively.As the reality
A sub- embodiment of example is applied, the occupied bandwidth of the first wireless signal is 3.75kHz.It is described in a radio frames
First candidate time resource pool includes 1 or 2 subframe pair, and the subframe is formed to by two continuous subframes.As the reality
A sub- embodiment for applying example, in a radio frames, the second candidate time resource pool includes all correspondences described first
Subframe of the UL of carrier wave with reference to the sub-frame of uplink in UL/DL configuration.
Specifically, according to the one aspect of the application, which is characterized in that the occupied bandwidth of the first wireless signal is
3.75kHz, first wireless signal occupy 2Q subframe pair in the time domain, and the subframe is to by two continuous subframe groups
At.The Q is positive integer.
The essence of above-mentioned aspect is that first wireless signal occupied basic time domain unit on first carrier is 2
7 long symbols of a subframe-correspondence.Above-mentioned aspect avoids the time-domain resource wasted in single sub-frame of uplink.In addition, above-mentioned aspect
In, 7 long symbols can reuse existing PUSCH (Physical Uplink Shared Channel, physical uplink as far as possible
Shared channel) in DMRS (Demodulation Reference Signal, demodulated reference signal) structure, as far as possible and
Narrow band communication under FDD (Frequency Division Duplex, frequency division duplex) mode is consistent.
Specifically, according to the one aspect of the application, which is characterized in that first signaling is from the first time resource
Occupied first subframe of first wireless signal is indicated in pond.
As one embodiment, first signaling is that the physical layer signaling of (Uplink Grant) is authorized for uplink,
The corresponding transmission channel of first wireless signal is UL-SCH.First signaling is in an explicit way from the first time
Occupied first subframe of first wireless signal is indicated in resource pool.
As one embodiment, first signaling is that the physical layer letter of (Downlink Grant) is authorized for downlink
It enables, first wireless signal includes HARQ-ACK information, and the HARQ-ACK information is used to indicate first signaling and is adjusted
Whether the transmission block of degree is properly decoded.First signaling indicates institute from the first time resource pool in implicit mode
State occupied first subframe of the first wireless signal.As a sub- embodiment, the implicit mode refers to: described first
Occupied first subframe of wireless signal is target-subframe to be no earlier than in the first time resource pool and apart from the target
A nearest subframe of subframe.The target-subframe is the l-th after the last one subframe scheduled in first signaling
Subframe, the L are positive integers.
This application discloses a kind of methods in base station for supporting narrow band communication, wherein includes the following steps:
Step A. sends the first signaling
Step B. receives the first wireless signal on first carrier.
Wherein, the occupied time-domain resource of the first wireless signal belongs to first time resource pool.First wireless signal
Position of the occupied time-domain resource in the first time resource pool is indicated by first signaling.The first time money
Source pond is related with the occupied bandwidth of the first wireless signal.The first carrier can be used for uplink and downlink transfer.
Specifically, according to the one aspect of the application, which is characterized in that the step A further includes following steps:
Step A0. sends high-level signaling, and the high-level signaling indicates { the first candidate time resource pool, 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, and the first time resource pool is described first candidate
Time resource pond；Or the bandwidth of first wireless signal is not less than 15kHz, the first time resource pool is described 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 the one aspect of the application, which is characterized in that the occupied bandwidth of the first wireless signal is
3.75kHz, first wireless signal occupy 2Q subframe pair in the time domain, and the subframe is to by two continuous subframe groups
At.The Q is positive integer.
Specifically, according to the one aspect of the application, which is characterized in that first signaling is from the first time resource
Occupied first subframe of first wireless signal is indicated in pond.
This application discloses a kind of user equipmenies 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 occupied time-domain resource of the first wireless signal belongs to first time resource pool.First wireless signal
Position of the occupied time-domain resource in the first time resource pool is indicated by first signaling.The first time money
Source pond is related with the occupied bandwidth of the first wireless signal.The first carrier can be used for uplink and downlink transfer.
As one embodiment, above-mentioned user equipment is characterized in that, the first receiving module is also used to receive high-level signaling,
At least the first candidate time money in the high-level signaling instruction { the first candidate time resource pool, the second candidate time resource pool }
Source pond.Wherein, the bandwidth of first wireless signal is less than 15kHz, when the first time resource pool is described first candidate
Between resource pool；Or the bandwidth of first wireless signal is not less than 15kHz, the first time resource pool is second time
Select time resource pond.
As one embodiment, above-mentioned user equipment is characterized in that, the occupied bandwidth of the first wireless signal is
3.75kHz, first wireless signal occupy 2Q subframe pair in the time domain, and the subframe is to by two continuous subframe groups
At.The Q is positive integer.
As one embodiment, above-mentioned user equipment is characterized in that, first signaling is from the first time resource
Occupied first subframe of first wireless signal is indicated in pond.
This application discloses a kind of base station equipments 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 occupied time-domain resource of the first wireless signal belongs to first time resource pool.First wireless signal
Position of the occupied time-domain resource in the first time resource pool is indicated by first signaling.The first time money
Source pond is related with the occupied bandwidth of the first wireless signal.The first carrier can be used for uplink and downlink transfer.
As one embodiment, above-mentioned base station equipment is characterized in that, the second sending module is also used to send high-level signaling,
At least the first candidate time money in the high-level signaling instruction { the first candidate time resource pool, the second candidate time resource pool }
Source pond.Wherein, the bandwidth of first wireless signal is less than 15kHz, when the first time resource pool is described first candidate
Between resource pool；Or the bandwidth of first wireless signal is not less than 15kHz, the first time resource pool is second time
Select time resource pond.
Compared to existing public technology, the application has following technical advantage:
- avoids the loss of the time-domain resource in single sub-frame of uplink, improves spectrum efficiency
Subframe structure under-fdd mode as compatible as possible in narrow band transmission, minimizes the inconsistency of TDD and FDD.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent:
Fig. 1 shows the flow chart of the uplink of one embodiment according to the application；
Fig. 2 shows the schematic diagrames that the configuration period according to one embodiment of the application is 10 milliseconds；
The schematic diagram that it is 20 milliseconds according to the configuration period of one embodiment of the application that Fig. 3, which is shown,；
Fig. 4 shows the schematic diagram of the specific high-level signaling of UE according to one embodiment of the application；
Fig. 5 shows the schematic diagram of the specific high-level signaling of UE according to another embodiment of the application；
Fig. 6 shows the structural block diagram of the processing unit in the UE according to one embodiment of the application；
Fig. 7 shows the structural block diagram of the processing unit in the base station according to one embodiment of the application；
Specific embodiment
It is described in further detail below in conjunction with technical solution of the attached drawing to the application, 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 of uplink, as shown in Fig. 1.In attached drawing 1, base station N1 is the service of UE U2
The maintenance base station of cell, the step of identifying in box F1 are optional.
ForBase station N1, high-level signaling is sent in step s101, 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；The first signaling is sent in step s 102；?
The first wireless signal is received in step S103 on first carrier.
ForUE U2, the high-level signaling is received in step s 201；First signaling is received in step S202；
First wireless signal is sent on the first carrier in step S203.
In embodiment 1, the occupied time-domain resource of the first wireless signal belongs to first time resource pool.Described first
Position of the occupied time-domain resource of wireless signal in the first time resource pool is indicated by first signaling.Described
One time resource pool and the occupied bandwidth of the first wireless signal are related.The first carrier can be used for uplink and downlink
Transmission.The bandwidth of first wireless signal is less than 15kHz, and the first time resource pool is the first candidate time resource
Pond；Or the bandwidth of first wireless signal is not less than 15kHz, the first time resource pool is second candidate time
Resource pool.
As the sub- embodiment 1 of embodiment 1, the high-level signaling includes { in SystemInformationBlockType1
The domain tdd-Config.
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 the domain the tdd-Config instruction
All subframe subsets in subframe pair, the subframe subset include at least two continuous sub-frame of uplink.The subframe to by
Continuous two subframes in the time domain.The subframe is configurable the position in the subframe subset, or predetermined
Justice.
As the sub- embodiment 5 of embodiment 1, the second candidate time resource pool includes the domain the tdd-Config instruction
All sub-frame of uplink.
As the sub- embodiment 6 of embodiment 1, first signaling is the DCI (Downlink authorized for uplink
Control Information, Downlink Control Information), the corresponding transmission channel of first wireless signal is UL-SCH, described
First signaling includes the scheduling information of first wireless signal, the scheduling information include MCS, RV, NDI, TBS, it is occupied
Running time-frequency resource at least one of.
As the sub- embodiment 7 of embodiment 1, first signaling is the physical layer signaling authorized for downlink, described
One wireless signal includes HARQ-ACK information, and the HARQ-ACK information is used to indicate whether second wireless singal is correctly translated
Code.First signaling includes the scheduling information of the second wireless singal, the scheduling information include MCS, RV, NDI,
At least one of TBS, occupied running time-frequency resource }.
Embodiment 2
The schematic diagram that it is 10 milliseconds in the configuration period that embodiment 2, which illustrates, as shown in Fig. 2.In attached drawing 2, subframe 0,
1 ..., 9 } radio frames (Radio Frame) is formed.
In embodiment 2, the configuration period of first time resource pool is a radio frames (10 milliseconds), i.e., the described first time
Subframe included by resource pool is that periodically occur every 10 millimeters.
In embodiment 2, the UL of first carrier is UL/DL configuration 6 with reference to UL/DL configuration.The first time resource pool exists
Subframe 3/4/7/8 is occupied in radio frames, shown in the grid filled such as grey.
As the sub- embodiment 1 of embodiment 2, it is predetermined that the first time resource pool occupies subframe in radio frames
Justice.
As the sub- embodiment 2 of embodiment 2, it is by special that the first time resource pool occupies subframe in radio frames
There is RRC signaling to configure.
As the sub- embodiment 3 of embodiment 2, it is by public affairs that the first time resource pool occupies subframe in radio frames
RRC signaling configures altogether.
Embodiment 3
The schematic diagram that it is 20 milliseconds in the configuration period that embodiment 3, which illustrates, as shown in Fig. 3.In attached drawing 3, subframe 0,
1 ..., 9 } radio frames are formed, subframe { 10,11 ..., 19 } forms a radio frames.
In embodiment 3, the configuration period of first time resource pool is two radio frames (20 milliseconds), i.e., the described first time
Subframe included by resource pool is that periodically occur every 20 millimeters.
In embodiment 3, the UL of first carrier is UL/DL configuration 3 with reference to UL/DL configuration.The first time resource pool exists
It configures and occupies subframe 2/3/13/14 in the period, shown in the grid filled such as grey.
As the sub- embodiment 1 of embodiment 3, the first time resource pool configuration the period in occupy subframe be by
Proprietary RRC signaling configuration.The high-level signaling i.e. in the application includes proprietary RRC signaling.
As the sub- embodiment 2 of embodiment 3, it is by public affairs that the first time resource pool occupies subframe in radio frames
RRC signaling configures altogether.The high-level signaling i.e. in the application includes public RRC signaling.
As the sub- embodiment 3 of embodiment 3, the first signaling indicates the occupied starting subframe of the first wireless signal, institute
Following condition should be met by stating the occupied starting subframe of the first wireless signal:
- (i.e. slower than the target-subframe) after target-subframe.The target-subframe is the first signaling institute of the transmission
The M2 subframe after the last one subframe occupied.The M2 is positive integer.
- is located at the previous subframe of a subframe centering.The subframe is to being continuous two subframes in the time domain.
As one embodiment of above-mentioned condition, the M2 is 3, and the first signaling is sent in subframe 0, and described first is wireless
The occupied starting subframe of signal cannot be earlier than subframe 13.
As one embodiment of above-mentioned condition, the M2 is 2, and the first signaling is sent in subframe 0, and described first is wireless
The occupied starting subframe of signal cannot be earlier than subframe 13.
Embodiment 4
Embodiment 4 illustrates the schematic diagram of the specific high-level signaling of UE, as shown in Fig. 4.In attached drawing 4.
In embodiment 4, the high-level signaling in the application includes the specific high-level signaling of UE.
For the first UE, the specific high-level signaling instruction first time resource pool of UE is included in a radio frame
Subframe such as attached drawing 4 in grey filling grid mark.
For the 2nd UE, the specific high-level signaling instruction first time resource pool of UE is included in a radio frame
Subframe as in attached drawing 4 bold box identify grid described by.
The advantages 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 signaling of UE, as shown in Fig. 5.In attached drawing 5, subframe { a, b, c }
It is 3 continuous sub-frame of uplink.
In embodiment 5, for the first UE, first time resource pool include oblique line mark running time-frequency resource (be located at subframe a and
In subframe b)；For the 2nd UE, first time resource pool includes that the running time-frequency resource of backslash mark (is located at subframe b and subframe c
In).
Embodiment 6
Embodiment 6 illustrates the structural block diagram of the processing unit in a UE, as shown in Fig. 6.In attached drawing 6, UE processing
Device 200 is mainly made of the first receiving module 201 and the first sending module 202.
First receiving module 201 is for receiving the first signaling.First sending module 202 on first carrier for sending the
One wireless signal.
In embodiment 6, the occupied time-domain resource of the first wireless signal belongs to first time resource pool.Described first is wireless
Position of the occupied time-domain resource of signal in the first time resource pool is indicated by first signaling.When described first
Between resource pool and the occupied bandwidth of the first wireless signal it is related.The first carrier can be used for uplink and downlink passes
It is defeated.
As the sub- embodiment 1 of embodiment 6, the first receiving module is also used to receive high-level signaling, and the high-level signaling refers to
Show at least the first candidate time resource pool in { the first candidate time resource pool, the second candidate time resource pool }.Wherein, described
The bandwidth of first wireless signal is 3.75kHz, and the first time resource pool is the first candidate time resource pool；Or institute
The bandwidth for stating the first wireless signal is the positive integer times of 15kHz, and the first time resource pool is the second candidate time money
Source pond.
As the sub- embodiment 2 of embodiment 6, the occupied bandwidth of the first wireless signal is 3.75kHz, described first
Wireless signal occupies 2Q subframe pair in the time domain, and the subframe is formed to by two continuous subframes.The Q is positive integer.
As the sub- embodiment 2 of embodiment 6, first signaling indicates described first from the first time resource pool
Occupied first subframe of wireless signal.
Embodiment 7
Embodiment 7 illustrates the structural block diagram of the processing unit in a base station, as shown in Fig. 7.In attached drawing 7, base station
Processing unit 300 is mainly made of the second sending module 301 and the second receiving module 302.
Second sending module 301 is for sending the first signaling.Second receiving module 302 on first carrier for receiving the
One wireless signal.
In embodiment 7, the occupied time-domain resource of the first wireless signal belongs to first time resource pool.Described first is wireless
Position of the occupied time-domain resource of signal in the first time resource pool is indicated by first signaling.When described first
Between resource pool and the occupied bandwidth of the first wireless signal it is related.The first carrier can be used for uplink and downlink passes
It is defeated.It include the continuous sub-frame of uplink of at least two in the UL/DL configuration of the first carrier.
As the sub- embodiment 1 of embodiment 7, the second sending module is also used to send high-level signaling, and the high-level signaling refers to
Show at least the first candidate time resource pool in { the first candidate time resource pool, the second candidate time resource pool }.Wherein, described
The bandwidth of first wireless signal is less than 15kHz, and the first time resource pool is the first candidate time resource pool；Or institute
The bandwidth of the first wireless signal is stated not less than 15kHz, the first time resource pool is the second candidate time resource pool.
It include the continuous uplink of at least three in the UL/DL configuration of the first carrier as the sub- embodiment 2 of embodiment 7
Subframe.
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.UE in the application, common UE and ordinary terminal
Including but not limited to mobile phone, tablet computer, notebook, vehicular communication equipment, wireless sensor, the wireless communications such as card of surfing Internet are set
It is standby.Narrowband terminal in the application includes but is not limited to internet-of-things terminal, RFID terminal, NB-IOT terminal, MTC (Machine
Type Communication, machine type communication) terminal, eMTC (enhanced MTC, the MTC of enhancing) terminal, data card,
Card of surfing Internet, vehicular communication equipment, inexpensive mobile phone, the wireless telecom equipments such as inexpensive tablet computer.Base station packet in the application
Include but be not limited to macrocell base stations, microcell base station, Home eNodeB, the wireless telecom equipments such as relay base station.
The above, the only preferred embodiment of the application, are not intended to limit the protection scope of the application.It is all
Within spirit herein and principle, any modification made, equivalent replacement, improve etc., it should be included in the protection of the application
Within the scope of.
Claims (20)
1. a kind of method in user equipment for supporting narrow band communication, wherein include the following steps:
Step A. receives the first signaling,
Step B. sends the first wireless signal on first carrier；
Wherein, the occupied time-domain resource of the first wireless signal belongs to first time resource pool；Shared by first wireless signal
Position of the time-domain resource in the first time resource pool is indicated by first signaling；The first time resource pool
It is related with the occupied bandwidth of the first wireless signal；The first carrier can be used for uplink and downlink transfer；Described
The occupied bandwidth of one wireless signal is 3.75kHz, and first wireless signal occupies 2Q subframe pair, the son in the time domain
Frame is formed to by two continuous subframes；The Q is positive integer.
2. the method according to claim 1, wherein the UL of the first carrier includes extremely with reference to UL/DL configuration
Few two continuous sub-frame of uplink.
3. the method according to claim 1, wherein the step A further includes following steps:
Step A0. receives high-level signaling, and the high-level signaling indicates { the first candidate time resource pool, the second candidate time resource
Pond } at least the first candidate time resource pool；
Wherein, the first time resource pool is the first candidate time resource pool；Or the band of first wireless signal
Width is not less than 15kHz, and the first time resource pool is the second candidate time resource pool.
4. according to the method described in claim 3, it is characterized in that, the high-level signaling indicates the UL reference of the first carrier
UL/DL configuration, the implicit instruction of the high-level signaling { the first candidate time resource pool, the second candidate time resource pool }, i.e. institute
It states the first candidate time resource pool and the second candidate time resource pool is matched by the UL of the first carrier with reference to UL/DL respectively
It sets and determines.
5. according to claim 1 to method described in any claim in 4, which is characterized in that first signaling is from described
Occupied first subframe of first wireless signal is indicated in first time resource pool.
6. a kind of method in base station for supporting narrow band communication, wherein include the following steps:
Step A. sends the first signaling,
Step B. receives the first wireless signal on first carrier；
Wherein, the occupied time-domain resource of the first wireless signal belongs to first time resource pool；Shared by first wireless signal
Position of the time-domain resource in the first time resource pool is indicated by first signaling；The first time resource pool
It is related with the occupied bandwidth of the first wireless signal；The first carrier can be used for uplink and downlink transfer；Described
The occupied bandwidth of one wireless signal is 3.75kHz, and first wireless signal occupies 2Q subframe pair, the son in the time domain
Frame is formed to by two continuous subframes；The Q is positive integer.
7. according to the method described in claim 6, it is characterized in that, the UL of the first carrier is with reference to UL/DL configuration including extremely
Few two continuous sub-frame of uplink.
8. according to the method described in claim 6, it is characterized in that, the step A further includes following steps:
Step A0. sends high-level signaling, and the high-level signaling indicates { the first candidate time resource pool, the second candidate time resource
Pond } at least the first candidate time resource pool；
Wherein, the first time resource pool is the first candidate time resource pool；Or the band of first wireless signal
Width is not less than 15kHz, and the first time resource pool is the second candidate time resource pool.
9. according to the method described in claim 8, it is characterized in that, the high-level signaling indicates the UL reference of the first carrier
UL/DL configuration, the implicit instruction of the high-level signaling { the first candidate time resource pool, the second candidate time resource pool }, i.e. institute
It states the first candidate time resource pool and the second candidate time resource pool is matched by the UL of the first carrier with reference to UL/DL respectively
It sets and determines.
10. the method according to any claim in claim 6 to 9, which is characterized in that first signaling is from described
Occupied first subframe of first wireless signal is indicated in first time resource pool.
11. 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 occupied time-domain resource of the first wireless signal belongs to first time resource pool；Shared by first wireless signal
Position of the time-domain resource in the first time resource pool is indicated by first signaling；The first time resource pool
It is related with the occupied bandwidth of the first wireless signal；The first carrier can be used for uplink and downlink transfer；Described
The occupied bandwidth of one wireless signal is 3.75kHz, and first wireless signal occupies 2Q subframe pair, the son in the time domain
Frame is formed to by two continuous subframes；The Q is positive integer.
12. user equipment according to claim 11, which is characterized in that the UL of the first carrier is configured with reference to UL/DL
Including at least two continuous sub-frame of uplink.
13. user equipment according to claim 11, which is characterized in that the first receiving module is also used to receive high-rise letter
It enables, when at least first in the high-level signaling instruction { the first candidate time resource pool, the second candidate time resource pool } is candidate
Between resource pool；Wherein, the first time resource pool is the first candidate time resource pool.
14. user equipment according to claim 13, which is characterized in that the high-level signaling indicates the first carrier
UL is configured with reference to UL/DL, the implicit instruction of the high-level signaling { the first candidate time resource pool, the second candidate time resource
Pond }, i.e., the described first candidate time resource pool and the second candidate time resource pool are joined by the UL of the first carrier respectively
UL/DL configuration is examined to determine.
15. user equipment described in any claim in 1 to 14 according to claim 1, which is characterized in that first signaling
Occupied first subframe of first wireless signal is indicated from the first time resource pool.
16. 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 occupied time-domain resource of the first wireless signal belongs to first time resource pool；Shared by first wireless signal
Position of the time-domain resource in the first time resource pool is indicated by first signaling；The first time resource pool
It is related with the occupied bandwidth of the first wireless signal；The first carrier can be used for uplink and downlink transfer；Described
The occupied bandwidth of one wireless signal is 3.75kHz, and first wireless signal occupies 2Q subframe pair, the son in the time domain
Frame is formed to by two continuous subframes；The Q is positive integer.
17. base station equipment according to claim 16, which is characterized in that the UL of the first carrier is configured with reference to UL/DL
Including at least two continuous sub-frame of uplink.
18. base station equipment according to claim 16, which is characterized in that the second sending module is also used to send high-rise letter
It enables, when at least first in the high-level signaling instruction { the first candidate time resource pool, the second candidate time resource pool } is candidate
Between resource pool；Wherein, the first time resource pool is the first candidate time resource pool.
19. base station equipment according to claim 18, which is characterized in that the high-level signaling indicates the first carrier
UL is configured with reference to UL/DL, the implicit instruction of the high-level signaling { the first candidate time resource pool, the second candidate time resource
Pond }, i.e., the described first candidate time resource pool and the second candidate time resource pool are joined by the UL of the first carrier respectively
UL/DL configuration is examined to determine.
20. base station equipment described in any claim in 6 to 19 according to claim 1, which is characterized in that first signaling
Occupied first subframe of first wireless signal is indicated from the first time resource pool.
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| CN107948951B (en) * | 2017-11-29 | 2020-08-07 | 北京佰才邦技术有限公司 | Communication method based on enhanced machine type communication, access equipment and computer storage medium |
| CN118301708A (en) | 2018-04-04 | 2024-07-05 | 华为技术有限公司 | System message redundancy version determination method and device |
| WO2019210512A1 (en) * | 2018-05-04 | 2019-11-07 | 南通朗恒通信技术有限公司 | Method and apparatus used in communication node for wireless communication |
| CN108901037B (en) * | 2018-07-05 | 2021-09-28 | 比科奇微电子(杭州)有限公司 | Method for uplink and downlink transmission between base station and terminal |
| CN110831178B (en) * | 2018-08-10 | 2023-06-30 | 华为技术有限公司 | Time domain resource allocation method |
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