CN108667759A - A kind of method for transmitting signals and its device - Google Patents

A kind of method for transmitting signals and its device Download PDF

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Publication number
CN108667759A
CN108667759A CN201710214356.9A CN201710214356A CN108667759A CN 108667759 A CN108667759 A CN 108667759A CN 201710214356 A CN201710214356 A CN 201710214356A CN 108667759 A CN108667759 A CN 108667759A
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user equipment
signal
circulation
sequence
domain
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CN201710214356.9A
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CN108667759B (en
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刘凤威
陈磊
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2688—Resistance to perturbation, e.g. noise, interference or fading
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the invention discloses a kind of method for transmitting signals, wherein method includes the following steps：First user equipment determines the corresponding first circulation translocation factor of first user equipment；First user equipment according to first time-domain signal of first circulation translocation factor pair carries out cyclic shift and handles to obtain first circulation shifting time-domain signal, and first time-domain signal is the obtained signal of sequence in the first reference sequences of time-domain multiplexed and the first ascending control information；First user equipment carries out discrete Fourier transform to first circulation displacement time-domain signal and handles to obtain the first frequency-region signal；First user equipment carries out frequency domain to first frequency-region signal and handles to obtain the first signal to be sent, and sends the described first signal to be sent.Using the embodiment of the present invention, can achieve the purpose that be randomized inter-cell interference.

Description

A kind of method for transmitting signals and its device
Technical field
The present invention relates to field of communication technology more particularly to a kind of method for transmitting signals and its device.
Background technology
In long term evolution (Long Term Evolution, LTE) system, uplink hybrid automatic repeat request (Hybrid Automatic Repeat reQuest, HARQ) confirm, channel quality instruction (Channel Quality Indicator, CQI) and the important control information such as scheduling request is generally by Physical Uplink Control Channel (Physical Uplink Control CHannel, PUCCH) transmission.It will continue using in Physical Uplink Control Channel transmission in (New Radio, NR) system of newly eating dishes without rice or wine Row control information (Uplink Control Information, UCI), in addition to similar to LTE it is long when PUCCH, the third generation close Make Partnership Program (3rd Generation Partnership Project, 3GPP) to propose in NR systems using in short-term (short duration) PUCCH, can substantially shorten uplink feedback time delay.PUCCH is generally by 1 to 2 orthogonal frequency division multiplexing in short-term It is extended with (Orthogonal Frequency Division Multiplexing, OFDM) symbol or discrete fourier transform OFDM (Discrete Fourier Transformation spread OFDM, DFT-s-OFDM) symbol forms, and can carry 1 To the information of tens of bits.
In 3GPP correlation meetings, about the PUCCH in short-term of single symbol, reach under to fixed load, in short-term PUCCH The common recognition of design criteria, design criteria include：1) the PUCCH when multiplexing capacity of PUCCH can be less than long in short-term；2) at least consider Frequency diversity, interference diversity, peak-to-average force ratio (Peak to Average Power Ratio, PAPR) performance, reference signal expense etc. These performance indicators；3) interference randomization can be supported to operate；4) it for the UCI loads more than 2 bits, supports as possible expansible Design.
The PUCCH design schemes in short-term proposed at present, there are inter-cell interference.
Invention content
Technical problem to be solved of the embodiment of the present invention is, provides a kind of method for transmitting signals and its device, can be with Achieve the purpose that be randomized inter-cell interference.
In a first aspect, an embodiment of the present invention provides a kind of method for transmitting signals, including：
First user equipment determines the corresponding first circulation translocation factor of first user equipment；
First user equipment is carried out according to first time-domain signal of first circulation translocation factor pair at cyclic shift Reason obtains first circulation displacement time-domain signal, and first time-domain signal is in the first reference sequences of time-domain multiplexed and the first uplink The signal that the sequence of control information obtains；
First user equipment carries out discrete Fourier transform to first circulation displacement time-domain signal and handles to obtain First frequency-region signal；
First user equipment carries out frequency domain to first frequency-region signal and handles to obtain the first signal to be sent, concurrently Send the described first signal to be sent.
Second aspect, an embodiment of the present invention provides a kind of signal transmitting apparatus, including：
Processing unit, for determining the corresponding first circulation translocation factor of first user equipment；
The processing unit is additionally operable to carry out cyclic shift according to first time-domain signal of first circulation translocation factor pair Processing obtains first circulation displacement time-domain signal, and first time-domain signal is on the first reference sequences of time-domain multiplexed and first The signal that the sequence of row control information obtains；
The processing unit is additionally operable to handle first circulation displacement time-domain signal progress discrete Fourier transform To the first frequency-region signal；
The processing unit is additionally operable to handle to obtain the first signal to be sent to first frequency-region signal progress frequency domain；
Transmission unit, for sending the described first signal to be sent.
The third aspect, an embodiment of the present invention provides a kind of first user equipment, including processor and transceiver,
The processor, for determining the corresponding first circulation translocation factor of first user equipment；
The processor is additionally operable to be carried out at cyclic shift according to first time-domain signal of first circulation translocation factor pair Reason obtains first circulation displacement time-domain signal, and first time-domain signal is in the first reference sequences of time-domain multiplexed and the first uplink The signal that the sequence of control information obtains；
The processor is additionally operable to handle to obtain to first circulation displacement time-domain signal progress discrete Fourier transform First frequency-region signal；
The processor is additionally operable to handle to obtain the first signal to be sent to first frequency-region signal progress frequency domain；
The transceiver, for sending the described first signal to be sent.
In terms of above three, the first user equipment shifts after determining first circulation translocation factor according to first circulation Factor pair time-domain signal carries out cyclic shift, then carry out discrete Fourier transform processing, frequency domain handles to obtain first and pending delivers letters Number, and the first signal to be sent is sent, it can achieve the purpose that be randomized inter-cell interference by time-domain cyclic shift.
In conjunction in terms of above three, in a kind of mode in the cards, first user equipment is according to receiving First downlink notice signaling determines the corresponding first circulation translocation factor of first user equipment, the first downlink notice letter Enable the information for carrying the first circulation translocation factor for first user equipment distribution.
In conjunction in terms of above three, in a kind of mode in the cards, first user equipment is according to receiving First broadcast signaling calculates the corresponding first circulation translocation factor of first user equipment, specifically, wide according to described first The cell ID that signaling obtains first user equipment affiliated subdistrict is broadcast, first broadcast signaling carries first user The information of equipment affiliated subdistrict；It is carried out that the corresponding first circulation of first user equipment is calculated according to the cell ID Translocation factor.
In terms of in conjunction with above three, in a kind of mode in the cards, first reference sequences are in the first reference The sequence of first circulation prefix is added to before the sequence of signal, the length of the first circulation prefix is whole more than or equal to zero Number.Cyclic prefix is added before the sequence of reference signal, so that the network equipment can eliminate reference signal pair by processing appropriate The multi-path jamming of ascending control information.
In terms of in conjunction with above three, in a kind of mode in the cards, if first user equipment is small positioned at first Area, second user equipment are located at the second community adjacent with the first community, then the first circulation translocation factor with it is described The corresponding second circulation translocation factor of second user equipment differs, and the first circulation translocation factor, the second circulation are moved Location factor is the integer more than or equal to zero.Neighboring community uses the different cyclic shift factors, can reach randomization minizone The purpose of interference.
In terms of in conjunction with above three, in a kind of mode in the cards, if first user equipment and second user Equipment is located at same cell, then the sequence of first reference signal the second reference signal corresponding with the second user equipment Sequence multiplex mode be code division multiplexing.
In terms of in conjunction with above three, in a kind of mode in the cards, if first user equipment and second user Equipment is located at same cell, then the sequence of first ascending control information the second uplink corresponding with the second user equipment The multiplex mode for controlling the sequence of information is code division multiplexing or space division multiplexing.
Fourth aspect, an embodiment of the present invention provides another method for transmitting signals, including：
The network equipment determines the corresponding first circulation translocation factor of the first user equipment；
The network equipment receives the first signal to be sent that first user equipment is sent, and described first pending delivers letters Number time-domain signal is shifted to first circulation for first user equipment and pass through discrete Fourier transform, frequency domain successively and handles to obtain Signal, first circulation displacement time-domain signal be the user equipment according to first circulation translocation factor pair first when Domain signal carries out the signal that cyclic shift is handled, and first time-domain signal is in the first reference sequences of time-domain multiplexed and the The signal that the sequence of one ascending control information obtains.
5th aspect, an embodiment of the present invention provides another signal transmitting apparatus, including：
Processing unit, for determining the corresponding first circulation translocation factor of the first user equipment；
Receiving unit, the first signal to be sent sent for receiving first user equipment, described first is to be sent Signal is that first user equipment passes through discrete Fourier transform successively to first circulation displacement time-domain signal, frequency domain is handled The signal arrived, the first circulation displacement time-domain signal are the user equipment according to the first circulation translocation factor pair first Time-domain signal carries out the signal that handles of cyclic shift, first time-domain signal be in the first reference sequences of time-domain multiplexed and The signal that the sequence of first ascending control information obtains.
6th aspect, an embodiment of the present invention provides a kind of network equipment, including processor and transceiver,
The processor, for determining the corresponding first circulation translocation factor of the first user equipment；
The transceiver, the first signal to be sent sent for receiving first user equipment, described first is pending The number of delivering letters is that first user equipment shifts time-domain signal successively by discrete Fourier transform, frequency domain processing to first circulation Obtained signal, first circulation displacement time-domain signal are the user equipment according to the first circulation translocation factor pair the One time-domain signal carries out the signal that cyclic shift is handled, and first time-domain signal is in the first reference sequences of time-domain multiplexed The signal obtained with the sequence of the first ascending control information.
Above-mentioned fourth aspect to the 6th aspect, the network equipment determines the corresponding cyclic shift factor of user equipment, receives and uses The signal to be sent that family equipment is sent reaches randomization inter-cell interference so that the network equipment handles signal to be sent Purpose.
In conjunction with fourth aspect to the 6th aspect, in a kind of mode in the cards, the network equipment is described in determination After first circulation translocation factor, the first downlink notice signaling, the first downlink notice letter are sent to first user equipment Enable the information for carrying the first circulation translocation factor for first user equipment distribution, the first downlink notice letter It enables and determines the first circulation translocation factor for first user equipment.
In conjunction with fourth aspect to the 6th aspect, in a kind of mode in the cards, the network equipment is to described first User equipment sends the first broadcast signaling, and first broadcast signaling carries the information of first user equipment affiliated subdistrict, First broadcast signaling obtains the cell ID of first user equipment affiliated subdistrict, root for first user equipment The corresponding first circulation translocation factor of first user equipment is calculated according to the cell ID.
In conjunction with fourth aspect to the 6th aspect, in a kind of mode in the cards, first reference sequences are the The sequence of first circulation prefix is added to before the sequence of one reference signal, the length of the first circulation prefix is more than or equal to zero Integer.Cyclic prefix is added to before the sequence of reference signal, the network equipment can eliminate reference signal by processing appropriate To the multi-path jamming of ascending control information.
In conjunction with fourth aspect to the 6th aspect, in a kind of mode in the cards, the network equipment determines the second use The corresponding second circulation translocation factor of family equipment, the second circulation translocation factor and the first circulation translocation factor not phase Together, the second community belonging to the second user equipment is adjacent with the first community belonging to first user equipment；Receive institute The second signal to be sent of second user equipment transmission is stated, second signal to be sent is the second user equipment pair second The signal that cyclic shift time-domain signal passes through discrete Fourier transform successively, frequency domain is handled, when the second circulation shifts Domain signal is that the user equipment is handled according to second time-domain signal of second circulation translocation factor pair progress cyclic shift The signal arrived, second time-domain signal obtain for the sequence in the second reference sequences of time-domain multiplexed and the second ascending control information Signal.
In conjunction with fourth aspect to the 6th aspect, in a kind of mode in the cards, the network equipment determines described the The sequence of one reference signal determines that being located at the second user equipment of same cell corresponding second with first user equipment joins The sequence of signal is examined, the sequence of first reference signal and the multiplex mode of the sequence of second reference signal are multiple for code point With.The sequence of the reference signal for the different user devices that the network equipment distributes in same cell is that the difference of same root sequence is followed Ring shifted version.
In conjunction with fourth aspect to the 6th aspect, in a kind of mode in the cards, first ascending control information The multiplex mode of the sequence of sequence the second ascending control information corresponding with the second user equipment is code division multiplexing or space division Multiplexing.
7th aspect, this application provides a kind of computer readable storage mediums, including instruction, when it is transported on computers When row so that computer executes method for transmitting signals as described in relation to the first aspect.
Eighth aspect, this application provides a kind of computer readable storage mediums, including instruction, when it is transported on computers When row so that computer executes the method for transmitting signals as described in fourth aspect.
By implementing the embodiment of the present invention, can achieve the purpose that be randomized inter-cell interference.
Description of the drawings
Technical solution in order to illustrate the embodiments of the present invention more clearly or in background technology below will be implemented the present invention Attached drawing illustrates needed in example or background technology.
Fig. 1 is the application scenarios schematic diagram of the embodiment of the present invention；
Fig. 2 is the basic principle schematic of Physical Uplink Control Channel in short-term；
Fig. 3 is a kind of flow diagram of method for transmitting signals provided in an embodiment of the present invention；
Fig. 4 is the basic structure schematic diagram of single symbol time-domain signal；
Fig. 5 is the structural schematic diagram of four kinds of cyclic shift time-domain signals；
Fig. 6 a are continuous subcarrier mapping schematic diagrames；
Fig. 6 b are subcarrier maps schematic diagrames at equal intervals；
Fig. 7 is the structural schematic diagram of the time-domain signal of two symbols provided in an embodiment of the present invention；
Fig. 8 is that a kind of structural diagrams of signal transmitting apparatus provided in an embodiment of the present invention are intended to；
Fig. 9 is the structural schematic diagram of another signal transmitting apparatus provided in an embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of first user equipment provided in an embodiment of the present invention；
Figure 11 is a kind of structural schematic diagram of network equipment provided in an embodiment of the present invention.
Specific implementation mode
The embodiment of the present invention is described with reference to the attached drawing in the embodiment of the present invention.
The embodiment of the present invention can be applied to wireless communication system, and wireless communication system is usually by base station (Base Station, BS) composition, a base station overlay area includes at least one cell, multiple user equipmenies that base station can be into cell Communication service is provided, reference can be made to application scenarios schematic diagram shown in FIG. 1, base station overlay area includes three cells, is in cell 1 User equipment 2 in user equipment 1, cell 2 provides communication service.It should be noted that number of cells shown in Fig. 1, base station shape State, number of user equipment, user equipment form do not constitute the restriction to the embodiment of the present invention for illustrating.Base station can connect It is connected to equipment of the core network, it is not shown in FIG. 1.Wherein, base station includes that Base Band Unit (Baseband Unit, BBU) and distal end are penetrated Frequency unit (Remote Radio Unit, RRU).BBU and RRU can be placed on different places, such as：RRU is zoomed out, and is placed In the open area from high traffic, BBU is positioned over central machine room.BBU and RRU can also be placed on same computer room.BBU and RRU may be the different components under a rack.
It should be noted that the wireless communication system that the embodiment of the present invention refers to includes but not limited to：Narrowband Internet of Things system Unite (Narrow Band-Internet of Things, NB-IoT), global system for mobile communications (Global System for Mobile Communications, GSM), enhanced data rates for gsm evolution system (Enhanced Data rate for GSM Evolution, EDGE), broadband CDMA system (Wideband Code Division Multiple Access, WCDMA), CDMA 2000 system (Code Division Multiple Access, CDMA2000), time division synchronous code division Multi-address system (Time Division-Synchronization Code Division Multiple Access, TD- SCDMA), long evolving system (Long Term Evolution, LTE), NR systems and future mobile communication system.
In the embodiment of the present invention, the base station is that one kind is deployed in wireless access network to be provided wirelessly for user equipment The device of communication function.The base station may include various forms of macro base stations, and micro-base station (also referred to as small station), relay station connects Access point, transmission receiving point (Transmission Reception Point, TRP) etc..Using different wireless access technologys System in, the title for having the equipment of base station functions may be different, for example, in LTE system, the referred to as section of evolution Point B (evolved NodeB, eNB or eNodeB), in the third generation (3rd Generation, 3G) system, referred to as node B (Node B, NB) etc..It is above-mentioned to provide wireless communication function for user equipment in all embodiments of the invention for convenience of description Device is referred to as the network equipment.
Involved user equipment (User Equipment, UE) may include various with nothing in the embodiment of the present invention The handheld device of line communication function, mobile unit, wearable device, computing device are connected to the other of radio modem Processing equipment.The user equipment is referred to as mobile station (Mobile Station, MS), terminal (Terminal), may be used also To include subscriber unit (subscriber unit), cellular phone (cellular phone), smart mobile phone (smart Phone), wireless data card, personal digital assistant (Personal Digital Assistant, PDA) computer, plate electricity Brain, radio modem (modem), handheld device (handset), laptop computer (laptop computer), machine type Type communicates (Machine Type Communication, MTC) terminal etc..For convenience of description, in all embodiments of the invention, on The equipment that face is mentioned is referred to as user equipment.
A kind of design scheme of PUCCH in short-term is proposed in 3GPP correlation meetings, is carried out based on DFT-s-OFDM waveforms Design, reference can be made to the basic principle schematic of PUCCH in short-term shown in Fig. 2, first in time-domain multiplexed UCI and uplink reference signals (Reference Signal, RS) obtains time-domain signal, and time-domain signal is then obtained frequency-region signal through DFT transform to frequency domain, Carry out subcarrier maps, inverse fast Fourier transform (Inverse Fast Fourier successively to frequency-region signal again Transform, IFFT), addition cyclic prefix (Cyclic Prefix, CP) etc. frequency domains routine operation, the signal warp ultimately produced Radio-frequency module is emitted.Wherein, some frequency domain routine operations, radio-frequency module are not shown in FIG. 2.According to stream shown in Fig. 2 Journey, the waveform ultimately generated has the feature of low PAPR, and flexibly configurable loads.
But UCI and uplink RS are directly time-multiplexed by above-mentioned design scheme, there are inter-cell interference.
In consideration of it, a kind of method for transmitting signals of offer of the embodiment of the present invention and its device, show basic principle shown in Fig. 2 Time-domain signal in intention is improved, and can meet the design criteria of PUCCH in short-term, can reach randomization inter-cell interference Purpose.Correspondingly, the embodiment of the present invention also provides a kind of method for transmitting signals and its device, and the network equipment receives user equipment The signal to be sent sent, and signal to be sent is handled to obtain the sequence of reference signal sequence and ascending control information.
It will describe in detail below to method for transmitting signals provided in an embodiment of the present invention.
Fig. 3 is referred to, Fig. 3 is a kind of flow diagram of method for transmitting signals provided in an embodiment of the present invention, the flow The angle that schematic diagram is interacted from the network equipment with the first user equipment is introduced, and this method includes but not limited to following steps：
Step S101：The network equipment determines the corresponding first circulation translocation factor of the first user equipment；
Wherein, first user equipment is any one user equipment in the network equipment coverage area.
In a kind of mode in the cards, the network equipment can determine that first user sets according to certain rule Standby corresponding first circulation translocation factor, specific rule are not construed as limiting in embodiments of the present invention.For example, the network equipment It can determine that the first circulation translocation factor, the network equipment described first determine first user equipment according to rule is tabled look-up The cell ID of affiliated subdistrict is searched the corresponding cycle of the cell ID in the default table of comparisons according to the cell ID and is moved Location factor, and it is determined as the first circulation translocation factor, the default table of comparisons includes at least one cell ID The corresponding cyclic shift factor of each cell ID.For another example the network equipment is described first according to rule is randomly assigned User equipment distributes the first circulation translocation factor.
In a kind of mode in the cards, the network equipment can first determine that first user equipment affiliated subdistrict Cell ID, the corresponding first circulation translocation factor of first user equipment is calculated according to the cell ID, specifically Calculation formula or computational methods be not construed as limiting in embodiments of the present invention.
In above two mode in the cards, the network equipment determines the small of first user equipment affiliated subdistrict The method of area's mark is not construed as limiting in embodiments of the present invention.Wherein, cell ID can be Physical Cell Identifier (Physical Cell Identifier, PCI).
Optionally, the network equipment can determine that described first uses when first user equipment initiates random access The corresponding first circulation translocation factor of family equipment.
For being located at the second user equipment of same cell with first user equipment, the network equipment can be directed to institute It states second user equipment and distributes identical as the first circulation translocation factor or different second circulation translocation factor, i.e., it is same The cyclic shift factor of UE in cell can be identical, can not also be identical.For example, the network equipment is in cell 1 The 1 distributing cyclic shift factors 1 of UE, can be with the distributing cyclic shift factor 1 or the cyclic shift factor 2 for the UE 2 in cell 1.
It is described for the second user equipment in the second community adjacent with the affiliated first community of the first user equipment The network equipment can be directed to second user equipment distribution and be shifted with the different second circulation of the first circulation translocation factor The factor, that is, the UE being directed in neighboring community distribute the different cyclic shift factors.For example, the network equipment is in cell 1 The 1 distributing cyclic shift factors 1 of UE, for the 2 distributing cyclic shift factors 2 of UE in cell 2, the cyclic shift factor 1 with follow Ring translocation factor 2 differs.
For with the second user equipment in the non-conterminous second community of the affiliated first community of the first user equipment, institute Or different second identical as the first circulation translocation factor can be distributed for the second user equipment by stating the network equipment The cyclic shift factor.
The network equipment can be that the cyclic shift factor of the user equipment distribution in its coverage area is more than or equal to zero Integer, the first circulation translocation factor, the second circulation translocation factor are the integer more than or equal to zero.If cycle is moved Location factor is equal to zero, then can indicate can be without cyclic shift.
The network equipment, can be by described in downlink notice signaling notice after determining the first circulation translocation factor First user equipment.
Specifically, the network equipment sends the first downlink notice signaling to first user equipment, under described first Row notice signaling carries the information of the first circulation translocation factor, i.e., the described network equipment is by downlink notice signaling to user Equipment notifies the information of the cyclic shift factor.Wherein, the information of the first circulation translocation factor can be the first circulation The concrete numerical value of translocation factor can also be the number or mark (number or mark pair of the first circulation translocation factor Answer the concrete numerical value of a cyclic shift factor), it can also be other and indicate the specific of the first circulation translocation factor indirectly The information of numerical value.
The first downlink notice signaling carries the information of the first circulation translocation factor, for notifying described first to use Family equipment carries out cyclic shift, the first downlink notice signaling according to first time-domain signal of first circulation translocation factor pair Can be message 2, the message 4 in random access procedure, or media access control (Media Access Control, MAC) layer signaling can also be wireless heterogeneous networks (Radio Resource Control, RRC) signaling or other high-rise letters It enables, specially which kind of is not construed as limiting in embodiments of the present invention.
Optionally, the network equipment sends the second downlink notice signaling to second user equipment, and second downlink is logical Know that signaling carries the information of the second circulation translocation factor.The second user equipment can be with first user equipment position In same cell, the second community adjacent with the affiliated first community of the first user equipment can also be located at, may be located on With the non-conterminous second community of the affiliated first community of the first user equipment.If the second user equipment is located at and described the The adjacent second community of the affiliated first community of one user equipment, then the second circulation translocation factor and first circulation displacement The factor differs.
The network equipment can be believed after the cell ID for determining first user equipment affiliated subdistrict by broadcasting Order notifies first user equipment.
Specifically, the network equipment sends the first broadcast signaling, the first broadcast letter to first user equipment Enable the information for carrying first user equipment affiliated subdistrict, i.e., the described network equipment by described first broadcast notice signaling to The information of all notification of user equipment affiliated subdistricts in first user equipment affiliated subdistrict.The information of affiliated subdistrict can be with The information etc. identified including cell ID, indirect indicating cell.Wherein, first broadcast signaling can be include main synchronous letter Number (Primary Synchronization Signal, PSS) and secondary synchronization signal (Synchronized Sample Scrambling, SSS) broadcast message, or other can indicate the broadcast message of the information of affiliated subdistrict.PSS and SSS is combined and is used to indicate Physical Cell Identifier.
Optionally, if second user equipment is located at different cells, the network equipment from first user equipment The second broadcast signaling can be sent to the second user equipment, i.e., the described network equipment is by second broadcast signaling to described The information of all notification of user equipment affiliated subdistricts in second user equipment affiliated subdistrict.If second user equipment and described the One user equipment is located at same cell, then the second user equipment can obtain affiliated subdistrict by first broadcast signaling Information.
Step S102：First user equipment determines the corresponding first circulation translocation factor of first user equipment；
In a kind of mode in the cards, first user equipment receives described first that the network equipment is sent Downlink notice signaling, and determine that first user equipment is corresponding described according to the first downlink notice signaling received First circulation translocation factor, the first downlink notice signaling is carried to be followed for described the first of first user equipment distribution The information of ring translocation factor.First user equipment can be first described in the acquisition of information according to the first circulation translocation factor The concrete numerical value of the cyclic shift factor.If the information of the first circulation translocation factor is concrete numerical value, first user Equipment can directly acquire, and carry out cyclic shift using the numerical value.It is moved if the information of the first circulation translocation factor is cycle The number or mark of location factor, then first user equipment is according to the default correspondence acquisition first circulation translocation factor Concrete numerical value, the default correspondence includes the number or mark and the specific number of the cyclic shift factor of the cyclic shift factor Correspondence between value, the default correspondence are stored in the network equipment and first user equipment.
In a kind of mode in the cards, first user equipment receives described first that the network equipment is sent Broadcast signaling, and obtain according to first broadcast signaling received the cell mark of first user equipment affiliated subdistrict Know, for example, first broadcast signaling is the broadcast message for including PSS and SSS, first user equipment is according to PSS and SSS Determine the PCI of affiliated subdistrict.First user equipment is carried out first user is calculated and be set according to the cell ID The standby corresponding first circulation translocation factor.The formula or method of the first user equipment calculating cyclic shift factor and institute State the network equipment calculate the cyclic shift factor formula or method it is identical, so that result is calculated is identical at both ends.
Step S103：First user equipment is followed according to first time-domain signal of first circulation translocation factor pair Ring shifting processing obtains first circulation displacement time-domain signal；
Wherein, first time-domain signal is the sequence in time-domain multiplexed the first reference sequences and the first ascending control information Obtained signal, first reference sequences are the sequence that the first CP is added to before the sequence of the first reference signal.It needs Bright, first ascending control information can be a sequence, can also be multiple modulation symbols, correspond respectively to difference Loading demand.As soon as if first ascending control information is a sequence, then the sequence of first ascending control information It is itself.If first ascending control information is multiple modulation symbols, first user equipment handles it Obtain the sequence of first ascending control information.
Fig. 4 is can be found in, is the basic structure schematic diagram of single symbol time-domain signal, by CP additions before RS, the RS in Fig. 4 can It indicates uplink reference signals, such as can be the detection reference signal (Sounding measured for uplink signal-channel quality Reference Signal, SRS), for uplink channel estimation, the relevant detection of base station side and the demodulated reference signal of demodulation (Demodulation Reference Signal, DRS)；UCI in Fig. 4 indicates ascending control information.It should be noted that CP is added before RS to be carried out before DFT, is different from the process of the addition cyclic prefix in Fig. 2, is added the length of CP twice It may be different.RS and UCI indicates a symbol in Fig. 4, that is, indicates single symbol.
Wherein, the sequence of first reference signal is the sequence of uplink reference signals, can be ZC sequences, Gold sequence Deng.Assuming that the length of the sequence of first reference signal is L, it is represented by z=[z0,...,zL-1]；The length of first CP Degree is L1；The length of first reference sequences is L+L1, it is represented byOn described first The length of the sequence of row control information is M, is represented by d=[d0,...,dM-1].The first reference sequences described in time-domain multiplexed The length of first time-domain signal obtained with the sequence of first ascending control information is N=M+L+L1, it is represented by x =[z, d].
Assuming that the first circulation factor is Nc, first user equipment is according to the first circulation translocation factor pair One time-domain signal carries out cyclic shift and handles to obtain first circulation displacement time-domain signal, the first circulation displacement time-domain signal Length is N=M+L+L1, it is represented by xc=circshift (x, Nc), wherein circshift expressions are N to xcCycle move Position.
NcValue it is different, the structure of obtained first circulation displacement time-domain signal is different, reference can be made to Fig. 5, It is the structural schematic diagram of four kinds of cyclic shift time-domain signals.If NcIt is zero, i.e., without cyclic shift, then the first circulation shifting The structure of position time-domain signal can be shown in Fig. 5 the first rows, and structure as shown in fig. 4 is identical.If NcFor M/2, then described first follow The structure that ring shifts time-domain signal can be shown in the second rows of Fig. 5.If NcFor M, then the knot of the first circulation displacement time-domain signal Structure can be shown in Fig. 5 the third lines.If NcFor M+L, then the structure of the first circulation displacement time-domain signal can be Fig. 5 fourth lines institute Show.It should be noted that four kinds of structures shown in fig. 5 are only used for illustrating, the restriction to the embodiment of the present invention is not constituted, it is practical Include but not limited to these four structures in.
Different user devices can be recycled according to corresponding corresponding time-domain signal of cyclic shift factor pair Shifting processing obtains corresponding cyclic shift time-domain signal.Due to NcValue it is different, the knot of cyclic shift time-domain signal Structure is different, may be used as the interference randomization of minizone.The network equipment distributes not for the user equipment in neighboring community Same Nc, can collide in time domain to avoid the RS of neighboring community, so as to achieve the purpose that randomization interference.
It should be noted that the length of the first circulation prefix is the integer more than or equal to zero, concrete numerical value is in this hair It is not construed as limiting in bright embodiment.When the length of the first circulation prefix is zero, different follow still may be used in minizone Ring translocation factor is interfered to be randomized.
Step S104：First user equipment carries out discrete Fourier transform to first circulation displacement time-domain signal Processing obtains the first frequency-region signal；
First user equipment is to xcIt carries out N point DFT processing and obtains the first frequency-region signal, first frequency-region signal can It is expressed as Xc=dft (xc)。
Step S105：First user equipment to first frequency-region signal carry out frequency domain handle to obtain first it is to be sent Signal；
Wherein, frequency domain processing includes the conventional process such as subcarrier maps, IFFT, addition CP.First user sets It is standby can be according to the scheduling information that the network equipment is sent by XcIt is mapped on several subcarriers of frequency domain.
First user equipment can be by XcIt is mapped on continuous subcarrier, see, for example, Fig. 6 a, be that continuous son carries Wave maps schematic diagram, by XcIt is mapped on N-1 continuous subcarriers, this N-1 continuous subcarriers are subcarrier k to sub- load Wave k+N-1.
First user equipment can be by XcIt is mapped to and is spacedly distributed on the subcarrier of (pectination), see, for example, figure 6b is subcarrier maps schematic diagram at equal intervals, by XcIt is mapped on the subcarrier that N-1 is spacedly distributed, is divided into D, D is big In 1 integer, concrete numerical value is not construed as limiting in embodiments of the present invention.By XcIt is mapped to the subcarrier of (pectination) of being spacedly distributed On, frequency diversity can be promoted, ensures low PAPR.
It is answered it is understood that 1 corresponding frequency-region signals of UE frequency-region signal corresponding with UE 2 can carry out pectination frequency division With the structure of the corresponding cyclic shift time-domain signals of UE2 can be identical as the 1 corresponding structures of cyclic shift time domain of UE, also may be used To differ.In other words, the corresponding frequency-region signal of cyclic shift time-domain signal of different structure can carry out pectination frequency division multiplexing.
Step S106：First user equipment sends first signal to be sent；Optionally, first user sets It is standby to send first signal to be sent to the network equipment；
It is understood that first signal to be sent carries in the sequence and described first of first reference signal The sequence of row control information.First user equipment can be pending to network equipment transmission described first by radio-frequency module The number of delivering letters.
Step S107：The network equipment receives first signal to be sent；Optionally, the network equipment receives institute State the described first signal to be sent of the first user equipment transmission；
Time-domain signal basic structure based on shown in Fig. 4, due to the presence of CP, RS is not exposed to the multi-path jamming of UCI, The convolution of RS and channel is converted into cyclic convolution simultaneously, to which the network equipment can obtain channel using a variety of channel estimation methods Domain channel response.After obtaining domain channel response, the network equipment can utilize equalization algorithm compensation RS and UCI to close signal Fading channel eliminates multipath effect, while eliminating multi-path jammings of the RS to UCI.Therefore, even if UCI does not add volume before DFT Outer CP, the network equipment can exempt from it by signal processing step appropriate to be interfered by RS.Before DFT, before RS and UCI The preceding scheme for adding CP, can save additional expense.
Optionally, the network equipment can carry out the described first signal to be sent according to the first circulation translocation factor Signal processing obtains the sequence of first reference signal sequence and first ascending control information, and then obtains described first Reference signal and first ascending control information.The network equipment can the inversely processing process based on Fig. 2 wait for described first It sends signal and carries out cyclic prefix, Fast Fourier Transform (FFT), solution subcarrier maps, inverse discrete Fourier transform, basis successively The first circulation translocation factor goes cyclic shift to handle to obtain first time-domain signal, to obtain described first with reference to letter The sequence of number sequence and first ascending control information.
Optionally, the network equipment can receive the second signal to be sent that second user equipment is sent.Described second uses Second community belonging to the equipment of family is adjacent with the first community belonging to first user equipment, and the second user equipment corresponds to Second circulation translocation factor differed with the first circulation translocation factor.Second signal to be sent is second use Family equipment passes through second circulation displacement time-domain signal the signal that discrete Fourier transform, frequency domain are handled successively, and described the Two cyclic shift time-domain signals are that the user equipment is followed according to second time-domain signal of second circulation translocation factor pair The signal that ring shifting processing obtains, second time-domain signal are to believe in the second reference sequences of time-domain multiplexed and the second upload control The signal that the sequence of breath obtains.The network equipment can be according to the second circulation translocation factor to the described second signal to be sent It is handled to obtain the sequence of second reference signal sequence and second ascending control information, and then obtains described second Reference signal and second ascending control information.Similarly, the network equipment can be obtained described based on the inversely processing process of Fig. 2 The sequence of second reference signal sequence and second ascending control information.
In the method described in Fig. 3, user equipment is after determining the cyclic shift factor, according to cyclic shift factor pair Time-domain signal carry out cyclic shift, then carry out DFT processing, frequency domain handles to obtain signal to be sent, and sends signal to be sent, lead to Time-domain cyclic shift is crossed to achieve the purpose that be randomized inter-cell interference.Due to being added before the sequence of the reference signal of time-domain signal Cyclic prefix, therefore can to avoid the multi-path jamming between ascending control information and reference signal.
Method described in Fig. 3 is by taking a user equipment as an example, and based on method described in Fig. 3, the embodiment of the present invention is also The multiplexing of multiple user equipmenies in same cell may be implemented.It is situated between by taking two user equipmenies of same cell as an example below It continues, the two user equipmenies can be UE 1, UE 2.
Before UE 1, UE 2 carry out cyclic shift, the network equipment determines that 1 corresponding RS sequences of UE are z1, determine UE 2 Corresponding RS sequences are z2, z1With z2For orthogonal sequence, to resist multipath effect, the most typical orthogonal method of two sequences is time domain Cyclic shift, i.e. z1With z2For the different cyclic shift versions of same root sequence.In other words, z1With z2Multiplex mode be code Divide multiplexing, is realized outside code division multiplexing except through time-domain cyclic shift, can also realize code division multiplexing otherwise.Network Equipment is determining z1And z2Later, can UE 1, z be notified by downlink signaling respectively1Sequence number or other information；Notify UE 2, z2Sequence number or other information, so that z is respectively adopted in UE 1, UE 21、z2When being carried out with sequence, the sequence of UCI 2 of UCI 1 Multiplexing is divided to obtain time-domain signal 1, time-domain signal 2.Wherein, downlink signaling can be the downlink notice letter in method described by Fig. 3 Which enable, or other for notifying UE to use the downlink signaling of reference signal.
The small load scene that 1-2 bits are loaded for ascending control information, before UE 1, UE 2 carry out cyclic shift, The network equipment can notify UE 1, the sequence number or other information of UCI 1 by downlink signaling；Notify UE 2, the sequence number of UCI 2 Or other information, so as to UE 1, UE 2 respectively the sequence of UCI 1, the sequence of UCI 2 be time-multiplexed to obtain time-domain signal 1, Time-domain signal 2.In other words, the multiplex mode of UCI 1 and UCI 2 is code division multiplexing.At this point, the realization method of code division multiplexing can be with For time-domain cyclic shift, or orthogonal mask, or other means.
For the more high load scene of ascending control information load bit number, UCI 1 and UCI 2 can pass through spatial division multiplexing Mode distinguishes, i.e. UE 1 sends the first signal to be sent for carrying UCI 1, and UE 2, which is sent, carries the second of UCI 2 Signal to be sent.The network equipment can distinguish two respective UCI of UE by signal processing method.
Method for transmitting signals provided in an embodiment of the present invention is adapted to the scene of single symbol PUCCH in short-term, is accorded with for two Number the scenes of PUCCH in short-term can be extended based on the embodiment of the present invention, the structural schematic diagram of the time-domain signal of two symbols can It is shown in Figure 7.
In a kind of mode in the cards, reference can be made to the first row of Fig. 7, the structure phase of the time-domain signal of two symbols Together, it is the duplication of structure shown in Fig. 4.Optionally, the corresponding cyclic shift factor of the first symbol corresponding with the second symbol can be followed Ring translocation factor is different, and UE can be after determining the corresponding cyclic shift factor of the first symbol, according to the corresponding cycle of the first symbol Translocation factor, default calculation formula calculate the corresponding cyclic shift factor of the second symbol.Optionally, the first symbol and the second symbol There are different frequency domain positions, i.e. frequency hopping.
In a kind of mode in the cards, reference can be made to the second row of Fig. 7, the structure and figure of the time-domain signal of the first symbol Structure shown in 4 is identical, and the second symbol only includes UCI, does not include RS, can save expense.UE still can be according to cyclic shift The time-domain signal of two symbols of factor pair carries out cyclic shift.
The scenes of PUCCH in short-term of two symbols are other than in addition to time-domain signal and single symbol, PUCCH scenes are distinct in short-term, Treated with same journey can be identical.
The above-mentioned method for illustrating the embodiment of the present invention, is provided below the device of the embodiment of the present invention.
Fig. 8 is referred to, Fig. 8 is a kind of structural schematic diagram of signal transmitting apparatus provided in an embodiment of the present invention, the signal Transmitting device 301 may include processing unit 3011 and transmission unit 3012.
Processing unit 3011, for determining the corresponding first circulation translocation factor of first user equipment；
The processing unit 3011 is additionally operable to be recycled according to first time-domain signal of first circulation translocation factor pair Shifting processing obtains first circulation displacement time-domain signal, and first time-domain signal is in the first reference sequences of time-domain multiplexed and the The signal that the sequence of one ascending control information obtains；
The processing unit 3011 is additionally operable to carry out at discrete Fourier transform first circulation displacement time-domain signal Reason obtains the first frequency-region signal；
The processing unit 3011 is additionally operable to carry out frequency domain to first frequency-region signal to handle to obtain first and pending deliver letters Number；
Transmission unit 3012, for sending the described first signal to be sent.
It should be noted that the user equipment of embodiment illustrated in fig. 3 may be implemented in signal transmitting apparatus 301 shown in Fig. 8 The operating process of side, wherein processing unit 3011 is for executing step S102, step S103, step S104 and step S105；Hair Send unit 3013 for executing step S106.The signal transmitting apparatus 301 is, for example, any one in base station coverage area UE, the signal transmitting apparatus 301 or application-specific integrated circuit (the Application Specific for realizing correlation function Integrated Circuit, ASIC) either digital signal processor (Digital Signal Processor DSP) or Chip.If the signal transmitting apparatus 301 is chip, the transmission unit 3012 can be the output interface of chip.
Fig. 9 is referred to, Fig. 9 is the structural schematic diagram of another signal transmitting apparatus provided in an embodiment of the present invention, the letter Number transmitting device 402 may include processing unit 4011 and receiving unit 4012.
Processing unit 4011, for determining the corresponding first circulation translocation factor of the first user equipment；
Receiving unit 4012, the first signal to be sent sent for receiving first user equipment, described first waits for It is that first user equipment shifts time-domain signal to first circulation and passes through discrete Fourier transform successively, at frequency domain to send signal Obtained signal is managed, the first circulation displacement time-domain signal is the user equipment according to the first circulation translocation factor pair First time-domain signal carries out the signal that cyclic shift is handled, and first time-domain signal is to refer to sequence in time-domain multiplexed first The signal that the sequence of row and the first ascending control information obtains.
It should be noted that the network equipment of embodiment illustrated in fig. 3 may be implemented in signal transmitting apparatus 401 shown in Fig. 9 The operating process of side, wherein processing unit 4011 is for executing step S101；Transmission unit 4012 is for executing step S107. The signal transmitting apparatus 401 be, for example, base station, the signal transmitting apparatus 401 or realize correlation function ASIC or Person DSP or chip.If the signal transmitting apparatus 401 is chip, the receiving unit can be the output interface of chip.
As shown in Figure 10, the embodiment of the present invention additionally provides a kind of first user equipment 302.First user equipment can be with For any one UE in base station coverage area, or the DSP or ASIC or chip of realization related resource mapping function.This first User equipment 302 includes：
Memory 3021, for storing program；Wherein, which can be random-access memory (English：Random Access Memory, referred to as：RAM) or read-only memory is (English：Read Only Memory, referred to as：ROM) or flash memory, Wherein memory can be located at and individually be located in communication equipment, can also be located at the inside of processor 3023.
Transceiver 3022 can be used as individual chip, or the transmission circuit in processor 3023 or conduct Input/output interface.Transceiver 3022, for sending the first signal to be sent；Transceiver 3022 is additionally operable to receive the network equipment The the first downlink notice signaling sent or the first broadcast signaling.
Processor 3023, the described program for executing memory storage, when described program is performed, processor 3023 for determining the corresponding first circulation translocation factor of the first user equipment；Processor 3023 is additionally operable to according to described first The first time-domain signal of cyclic shift factor pair carries out cyclic shift and handles to obtain first circulation displacement time-domain signal, when described first Domain signal is the obtained signal of sequence in the first reference sequences of time-domain multiplexed and the first ascending control information；Processor 3023, It is additionally operable to that first circulation displacement time-domain signal progress discrete Fourier transform is handled to obtain the first frequency-region signal；Processor 3023, it is additionally operable to that first frequency-region signal progress frequency domain is handled to obtain the first signal to be sent.
It is connected alternately through bus 3024 between transceiver 3021, memory 3022, processor 3023.
As shown in figure 11, the embodiment of the present invention additionally provides a kind of network equipment 402.The network equipment can be base station, Or realize the DSP or ASIC or chip of related resource mapping function.The network equipment 402 includes：
Memory 4021, for storing program；Wherein, which can be RAM either ROM or flash memory, wherein depositing Reservoir can be located at and individually be located in communication equipment, can also be located at the inside of processor 4042.
Transceiver 4022 can be used as individual chip, or the transmission circuit in processor 4023 or conduct Input/output interface.Transceiver 4022, the first signal to be sent for receiving the transmission of the first user equipment, described first is pending The number of delivering letters is that first user equipment shifts time-domain signal successively by discrete Fourier transform, frequency domain processing to first circulation Obtained signal, first circulation displacement time-domain signal are the user equipment according to the first circulation translocation factor pair the One time-domain signal carries out the signal that cyclic shift is handled, and first time-domain signal is in the first reference sequences of time-domain multiplexed The signal obtained with the sequence of the first ascending control information.Transceiver 4022 is additionally operable to send under first to the first user equipment Row notice signaling or the first broadcast signaling.
Processor 4023, the described program for executing memory storage, when described program is performed, processor 4023 for determining the corresponding first circulation translocation factor of the first user equipment.
It is connected alternately through bus 4024 between transceiver 4021, memory 4022, processor 4023.
The embodiment of the present invention also provides the network equipment in a communication system, including above-described embodiment and the first user sets It is standby.
The device of the application embodiment can be field programmable gate array (Field-Programmable Gate Array, FPGA), can be special integrated chip (Application Specific Integrated Circuit, ASIC), It can also be System on Chip/SoC (Systemon Chip, SoC), can also be central processing unit (Central Processor Unit, CPU), it can also be network processing unit (Network Processor, NP), can also be digital signal processing circuit (Digital Signal Processor, DSP) can also be microcontroller (Micro Controller Unit, MCU), also Can be programmable controller (Programmable Logic Device, PLD) or other integrated chips.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.Each side Method embodiment in order to facilitate succinct, can also reference each other, repeat no more.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit It closes or communicates to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme 's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (30)

1. a kind of method for transmitting signals, which is characterized in that including：
First user equipment determines the corresponding first circulation translocation factor of first user equipment；
First user equipment carries out cyclic shift according to first time-domain signal of first circulation translocation factor pair and handles Time-domain signal is shifted to first circulation, first time-domain signal is in the first reference sequences of time-domain multiplexed and the first upload control The signal that the sequence of information obtains；
First user equipment carries out discrete Fourier transform to first circulation displacement time-domain signal and handles to obtain first Frequency-region signal；
First user equipment carries out frequency domain to first frequency-region signal and handles to obtain the first signal to be sent, and sends institute State the first signal to be sent.
2. the method as described in claim 1, which is characterized in that first user equipment determines first user equipment pair The first circulation translocation factor answered, including：
First user equipment determines first user equipment corresponding according to the first downlink notice signaling received The one cyclic shift factor, the first downlink notice signaling carry the first circulation for first user equipment distribution The information of translocation factor.
3. the method as described in claim 1, which is characterized in that first user equipment determines first user equipment pair The first circulation translocation factor answered, including：
First user equipment obtains the small of first user equipment affiliated subdistrict according to the first broadcast signaling received Area identifies, and first broadcast signaling carries the information of first user equipment affiliated subdistrict；
First user equipment is carried out first user equipment corresponding first is calculated and be followed according to the cell ID Ring translocation factor.
4. method as described in any one of claims 1-3, which is characterized in that first reference sequences are first with reference to letter Number sequence before be added to the sequence of first circulation prefix, the length of the first circulation prefix is the integer more than or equal to zero.
5. method according to any one of claims 1-4, which is characterized in that if first user equipment is small positioned at first Area, second user equipment are located at the second community adjacent with the first community, then the first circulation translocation factor with it is described The corresponding second circulation translocation factor of second user equipment differs, and the first circulation translocation factor, the second circulation are moved Location factor is the integer more than or equal to zero.
6. method according to any one of claims 1-4, which is characterized in that if first user equipment is set with second user It is standby be located at same cell, then the sequence of first reference signal the second reference signal corresponding with the second user equipment The multiplex mode of sequence is code division multiplexing.
7. method as claimed in claim 6, which is characterized in that the sequence of first ascending control information is used with described second The multiplex mode of the sequence of corresponding second ascending control information of family equipment is code division multiplexing or space division multiplexing.
8. a kind of method for transmitting signals, which is characterized in that including：
The network equipment determines the corresponding first circulation translocation factor of the first user equipment；
The network equipment receives the first signal to be sent that first user equipment is sent, and first signal to be sent is The letter that first user equipment handles first circulation displacement time-domain signal by discrete Fourier transform, frequency domain successively Number, the first circulation displacement time-domain signal is that the user equipment is believed according to first time domain of first circulation translocation factor pair Number the signal that handles of cyclic shift is carried out, first time-domain signal is on the first reference sequences of time-domain multiplexed and first The signal that the sequence of row control information obtains.
9. method as claimed in claim 8, which is characterized in that the network equipment receives what first user equipment was sent Before first signal to be sent, further include：
The network equipment sends the first downlink notice signaling to first user equipment, and the first downlink notice signaling is taken Band is for the information of the first circulation translocation factor of first user equipment distribution, the first downlink notice signaling use The first circulation translocation factor is determined in first user equipment.
10. method as claimed in claim 8, which is characterized in that the network equipment receives first user equipment and sends The first signal to be sent before, further include：
The network equipment sends the first broadcast signaling to first user equipment, and first broadcast signaling carries described the The information of one user equipment affiliated subdistrict, first broadcast signaling obtain first user for first user equipment First user equipment corresponding described first is calculated according to the cell ID in the cell ID of equipment affiliated subdistrict The cyclic shift factor.
11. such as claim 8-10 any one of them methods, which is characterized in that first reference sequences are in the first reference The sequence of first circulation prefix is added to before the sequence of signal, the length of the first circulation prefix is whole more than or equal to zero Number.
12. such as claim 8-11 any one of them methods, which is characterized in that further include：
The network equipment determines the corresponding second circulation translocation factor of second user equipment, the second circulation translocation factor with The first circulation translocation factor differs, the second community belonging to the second user equipment and the first user equipment institute The first community of category is adjacent；
The network equipment receives the second signal to be sent that the second user equipment is sent, and second signal to be sent is The letter that the second user equipment handles second circulation displacement time-domain signal by discrete Fourier transform, frequency domain successively Number, the second circulation displacement time-domain signal is that the user equipment is believed according to second time domain of second circulation translocation factor pair Number the signal that handles of cyclic shift is carried out, second time-domain signal is on the second reference sequences of time-domain multiplexed and second The signal that the sequence of row control information obtains.
13. such as claim 8-11 any one of them methods, which is characterized in that further include：
The network equipment determines the sequence of first reference signal, determines and is located at same cell with first user equipment Corresponding second reference signal of second user equipment sequence, the sequence of first reference signal with it is described second with reference to believe Number sequence multiplex mode be code division multiplexing.
14. method as claimed in claim 13, which is characterized in that the sequence of first ascending control information and described second The multiplex mode of the sequence of corresponding second ascending control information of user equipment is code division multiplexing or space division multiplexing.
15. a kind of first user equipment, which is characterized in that including processor and transceiver；
The processor, for determining the corresponding first circulation translocation factor of first user equipment；
The processor is additionally operable to be handled according to first time-domain signal of first circulation translocation factor pair progress cyclic shift Time-domain signal is shifted to first circulation, first time-domain signal is in the first reference sequences of time-domain multiplexed and the first upload control The signal that the sequence of information obtains；
The processor is additionally operable to handle to obtain first to first circulation displacement time-domain signal progress discrete Fourier transform Frequency-region signal；
The processor is additionally operable to handle to obtain the first signal to be sent to first frequency-region signal progress frequency domain；
The transceiver, for sending the described first signal to be sent.
16. the first user equipment as claimed in claim 15, which is characterized in that the processor is for determining that described first uses When the corresponding first circulation translocation factor of family equipment, specifically for determining described the according to the first downlink notice signaling received The corresponding first circulation translocation factor of one user equipment, the first downlink notice signaling, which carries, is directed to first user equipment The information of the first circulation translocation factor of distribution.
17. the first user equipment as claimed in claim 15, which is characterized in that the processor is for determining that described first uses When the corresponding first circulation translocation factor of family equipment, used specifically for obtaining described first according to the first broadcast signaling received The cell ID of family equipment affiliated subdistrict, first broadcast signaling carry the information of first user equipment affiliated subdistrict； It is carried out that the corresponding first circulation translocation factor of first user equipment is calculated according to the cell ID.
18. such as claim 15-17 the first user equipmenies of any one of them, which is characterized in that first reference sequences are Be added to the sequence of first circulation prefix before the sequence of the first reference signal, the length of the first circulation prefix be more than etc. In zero integer.
19. such as claim 15-18 the first user equipmenies of any one of them, which is characterized in that if first user equipment Positioned at first community, second user equipment is located at the second community adjacent with the first community, then the first circulation displacement Factor second circulation translocation factor corresponding with the second user equipment differs, the first circulation translocation factor, described Second circulation translocation factor is the integer more than or equal to zero.
20. such as claim 15-18 the first user equipmenies of any one of them, which is characterized in that if first user equipment It is located at same cell with second user equipment, then the sequence of first reference signal corresponding with the second user equipment The multiplex mode of the sequence of two reference signals is code division multiplexing.
21. the first user equipment as claimed in claim 20, which is characterized in that the sequence of first ascending control information with The multiplex mode of the sequence of corresponding second ascending control information of the second user equipment is code division multiplexing or space division multiplexing.
22. a kind of network equipment, which is characterized in that including processor and transceiver,
The processor, for determining the corresponding first circulation translocation factor of the first user equipment；
The transceiver, the first signal to be sent sent for receiving first user equipment, described first pending delivers letters Number time-domain signal is shifted to first circulation for first user equipment and pass through discrete Fourier transform, frequency domain successively and handles to obtain Signal, first circulation displacement time-domain signal be the user equipment according to first circulation translocation factor pair first when Domain signal carries out the signal that cyclic shift is handled, and first time-domain signal is in the first reference sequences of time-domain multiplexed and the The signal that the sequence of one ascending control information obtains.
23. the network equipment as claimed in claim 22, which is characterized in that
The transceiver is additionally operable to send the first downlink notice signaling, the first downlink notice to first user equipment Signaling carries the information of the first circulation translocation factor for first user equipment distribution, the first downlink notice Signaling determines the first circulation translocation factor for first user equipment.
24. the network equipment as claimed in claim 22, which is characterized in that
The transceiver is additionally operable to send the first broadcast signaling to first user equipment, and first broadcast signaling carries The information of first user equipment affiliated subdistrict, first broadcast signaling obtain described for first user equipment The corresponding institute of first user equipment is calculated according to the cell ID in the cell ID of one user equipment affiliated subdistrict State first circulation translocation factor.
25. such as claim 22-24 any one of them network equipments, which is characterized in that first reference sequences are the The sequence of first circulation prefix is added to before the sequence of one reference signal, the length of the first circulation prefix is more than or equal to zero Integer.
26. such as claim 22-25 any one of them network equipments, which is characterized in that
The processor is additionally operable to determine the corresponding second circulation translocation factor of second user equipment, the second circulation displacement The factor is differed with the first circulation translocation factor, the second community belonging to the second user equipment and first user First community belonging to equipment is adjacent；
The transceiver is additionally operable to receive the second signal to be sent that the second user equipment is sent, and described second is to be sent Signal is that the second user equipment passes through discrete Fourier transform successively to second circulation displacement time-domain signal, frequency domain is handled The signal arrived, the second circulation displacement time-domain signal are the user equipment according to the second circulation translocation factor pair second Time-domain signal carries out the signal that handles of cyclic shift, second time-domain signal be in the second reference sequences of time-domain multiplexed and The signal that the sequence of second ascending control information obtains.
27. such as claim 22-25 any one of them network equipments, which is characterized in that
The processor is additionally operable to determine the sequence of first reference signal, determines and be located at together with first user equipment The sequence of corresponding second reference signal of second user equipment of one cell, the sequence of first reference signal and described second The multiplex mode of the sequence of reference signal is code division multiplexing.
28. the network equipment as claimed in claim 27, which is characterized in that the sequence of first ascending control information with it is described The multiplex mode of the sequence of corresponding second ascending control information of second user equipment is code division multiplexing or space division multiplexing.
29. a kind of computer readable storage medium, including instruction, when run on a computer so that computer executes such as Claim 1-7 any one of them methods.
30. a kind of computer readable storage medium, including instruction, when run on a computer so that computer executes such as Claim 8-14 any one of them methods.
CN201710214356.9A 2017-04-01 2017-04-01 Signal transmission method and device Active CN108667759B (en)

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