CN106900006A

CN106900006A - Signal processing method and device

Info

Publication number: CN106900006A
Application number: CN201510952831.3A
Authority: CN
Inventors: 石靖; 戴博; 夏树强; 袁弋非; 方惠英; 陈宪明; 刘锟; 张雯
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2015-12-17
Filing date: 2015-12-17
Publication date: 2017-06-27
Also published as: WO2017101632A1

Abstract

The invention provides a kind of signal processing method and device, wherein, the method includes：Determine arrowband control channel resource；It is determined that above-mentioned arrowband control channel resource in carry out Resource Unit packet pairing, and to packet pairing Resource Unit on carry signal process.By the present invention, solve when the control channel unit determined using prior art carries out signal transmission, the wasting of resources can be caused, the low problem of resource utilization, and then reached more suitably control channel Resource Unit is determined in narrowband systems, the wasting of resources is avoided, the effect of resource utilization is improved.

Description

Signal processing method and device

Technical field

The present invention relates to the communications field, in particular to a kind of signal processing method and device.

Background technology

Machine type communication (Machine Type Communication, referred to as MTC) is also known as machine to machine (Machine to Machine, referred to as M2M), arrowband Internet of Things (NarrowBand Internet of Things, referred to as NB-IoT) is mesh The main application form of preceding Internet of Things.Such communication system feature be typically compared to Long Term Evolution (Long Term Evolution, Referred to as LTE) narrower bandwidth, such as 1.4MHz, 200kHz from the point of view of system；User terminal or equipment (User Equipment, Referred to as UE) quantity is more, including conventional hand terminal and machine, sensor terminal etc.；With covering lifting demand, including Covering lifting 15dB or 20dB.

Such communication system usually required that and can both work independently, it is also possible to coexisted with LTE system.The wherein transmitting band of NB-IoT It is wide to be respectively 180kHz and 15kHz with downstream link sub-carrier interval, respectively with one Physical Resource Block (Physical of LTE system Resource Block, referred to as PRB) bandwidth it is identical with subcarrier spacing, be conducive to reusing existing in NB-IoT systems The relevant design of LTE system, as global mobile communication (the Global system for Mobile of NB-IoT system reuses Communication, referred to as GSM) frequency spectrum it is adjacent with the frequency spectrum of LTE system when, be also beneficial to reduce two systems phase Mutually interference.

Downstream grants (DownLink grant, referred to as DL grant) and uplink authorization are used in existing LTE system respectively The downlink data transmission and transmitting uplink data of (UpLink grant, referred to as UL grant) dispatch terminal.Wherein DL grant Downlink Control Information (Downlink Control Information, referred to as DCI) is referred to as with UL grant, physical down is used Control channel (Physical Downlink Control Channel, referred to as PDCCH) or enhancing Physical Downlink Control Channel (Enhanced Physical Downlink Control Channel, referred to as EPDCCH) is carried.Downlink data is carried on descending In Traffic Channel (Physical Downlink Shared Channel, referred to as PDSCH), upstream data is carried on uplink service In channel (Physical Uplink Shared Channel, referred to as PUSCH).PDCCH uses system in existing LTE system Preceding 1-4 OFDM (Orthogonal Frequency Division Multiplexing, abbreviation OFDM) in regiment commander's width Resource in symbol, with control channel unit (Control Channel Element, abbreviation CCE) for basic aggregate resource granularity, Transmission means uses transmission diversity.EPDCCH uses the resource in the part PRB in system bandwidth, to strengthen control channel list First (Enhanced Control Channel Element, abbreviation ECCE) is basic aggregate resource granularity, and transmission means uses collection Chinese style is transmitted or distributed transmission.

Because downlink transmission mode is needed while (being located at LTE system frequently suitable for three kinds of operative scenarios using when sending diversity mode With interior In-band, the protection band guard-band positioned at LTE system, independent service band standalone).Existing LTE system In the control channel demand that is not suitable in narrowband systems, the control channel unit determined using prior art carries out signal biography When defeated, the wasting of resources, the low problem of resource utilization can be caused.For in the NB-IoT systems of narrower bandwidth, how to support Down control channel transmits and how to determine down control channel in narrowband systems using diversity mode is sent in above-mentioned three kinds of scenes Control channel unit, an effective solution is also lacked at present.

When control channel unit for determining using prior art carries out signal transmission, the wasting of resources, resource utilization can be caused Low problem, not yet proposes effective solution at present.

The content of the invention

The invention provides a kind of signal processing method and device, with the control channel unit at least solving to determine using prior art When carrying out signal transmission, the wasting of resources, the low problem of resource utilization can be caused.

According to an aspect of the invention, there is provided a kind of signal processing method, including：Determine arrowband control channel resource； The packet pairing of Resource Unit is carried out in the arrowband control channel resource for determining, and to being carried on the Resource Unit of packet pairing Signal processed.

Alternatively, it is determined that the arrowband control channel resource in carry out Resource Unit packet pairing include at least one of： Packet pairing is carried out to the Resource Unit in same resource unit group；To different resource unit group in same control channel unit In Resource Unit carry out packet pairing；Packet pairing is carried out to the Resource Unit in different control channel units.

Alternatively, packet pairing is carried out to the Resource Unit in same resource unit group includes at least one of：To same Even number Resource Unit in resource unit group carries out packet pairing；All Resource Units in same resource unit group are carried out Packet pairing.

Alternatively, to the Resource Unit in different resource unit group in same control channel unit carry out packet pairing include it is following At least one：The Resource Unit adjacent to the frequency domain in the even number resource unit group in same control channel unit is grouped Pairing；The Resource Unit adjacent to the frequency domain in all resource unit groups in same control channel unit carries out packet pairing.

Alternatively, packet pairing is carried out to the Resource Unit in different control channel units includes at least one of：To different Resource Unit in the adjacent resource unit group of the adjacent control channel unit frequency domain of even number frequency domain carries out packet pairing；To institute Having the Resource Unit in the adjacent resource unit group of control channel unit frequency domain carries out packet pairing.

Alternatively, when the type of pilot tone be narrowband reference signal NB-RS, it is Long Term Evolution cell reference signals LTE CRS, long-term During at least one of evolution demodulated reference signal LTE DMRS, the resource unit group in the arrowband control channel resource passes through At least one following manner is determined：To the resource list in a Physical Resource Block PRB in addition to the resource that the pilot tone takes First RE repeats numbering 0-X from low to high according to the order of time domain after first frequency domain on frequency domain, and sequence number identical RE compositions are same Resource unit group, wherein, the X is positive integer；To in a PRB except the pilot tone take resource in addition to RE according to After first frequency domain the order of time domain on frequency domain from low to high, to continuously repeat n times same sequence number numbering 0-Y, sequence number identical RE Same resource unit group is constituted, wherein, the N is even number, and Y is positive integer；To being taken without the pilot tone in a PRB Orthogonal frequency division multiplex OFDM symbol on determine M1 in units of continuous N number of RE from low to high or from high to low on the frequency domain Individual resource unit group；From low to high or from high to low with continuous N number of on frequency domain in the OFDM symbol for thering is the pilot tone to take The N number of RE of RE or discontinuous determine M2 resource unit group for unit, or, with non-during residue odd number RE on frequency domain Continuous 2 RE constitute M3 of N number of RE sizes in frequency domain from low to high or from high to low on the RE or frequency domain at frequency domain edge Resource unit group, wherein, described M1, M2, M3, Z are positive integer, and the N is even number.

Alternatively, the value of the N is at least one of set { 2,4,8 }；And/or, the value of described M1, M2, M3 It is at least one of set { 1,2,3,4,5,6 }.

Alternatively, control channel unit is made up of two or more resource unit group, wherein, when the quantity of the resource unit group is 4 Integral multiple when, composition one subframe or a PRB in each control channel unit in resource unit group quantity it is identical, Wherein, the resource unit group in described each control channel unit is chosen or is connected by all resource unit group equal intervals What continuous selection or part continuous part were chosen at equal intervals；And/or, when the quantity of the resource unit group be 4 it is non-integral multiple when, The quantity of the resource unit group in each control channel unit in one subframe of composition or a PRB is incomplete same.

Alternatively, when the quantity of the resource unit group be 4 it is non-integral multiple when, one subframe of composition or PRB each The quantity of the resource unit group in control channel unit is by fixed building form or is dynamically composed mode and determines, wherein, it is described dynamic State building form is included being configured by System information block SIB or radio resource control RRC, implies determination, root according to subframe number Determination, the mode being determined according at least one of detection implicit determination of window numbering are implied according to wireless frame number.

Alternatively, when the Resource Unit RE included in one group of resource unit group exists with other signals or channel to conflict, by such as At least one under type determines whether the resource unit group belonging to the RE or described RE can use：According to pre-defined In the affiliated control channel unit of resource unit group, the RE, the affiliated control channels of the RE belonging to RE, the RE at least One of be determined with the priority of described other signals or channel；According to belonging to the RE, the RE that signal determination The available situation of at least one of the affiliated control channel unit of resource unit group, the RE, the affiliated control channels of the RE is carried out It is determined that, wherein, the signaling includes System information block SIB or radio resource control RRC.

Alternatively, belonging to the RE, the affiliated resource unit groups of the RE, the affiliated control channel units of the RE, the RE The available situation of at least one of control channel includes at least one of：Resource unit group where the RE is unavailable；It is described In resource unit group belonging to RE only described RE and with the RE match pairing RE it is unavailable；Resource belonging to the RE Only described RE is unavailable in unit group, wherein, other RE in the resource unit group belonging to the RE in addition to the RE Used using single-ended port transmission or matched with residue RE in other resource unit groups, the control channel unit belonging to the RE not Can use；Control channel belonging to the RE is unavailable.

Alternatively, the quantity of the resource unit group that control channel unit is included is according to subframe type, application scenarios, circulation At least one of prefix types are determined, including at least one of：The quantity is more than control channel list in common subframe Unit includes resource unit group quantity；When one control channel unit with common subframe when identical resource unit group is used, The quantity is configured bigger polymerization grade.

Alternatively, the quantity of the resource unit group that control channel unit is included according to the application scenarios be determined including： When the application scenarios are the In-band scenes in Long Term Evolution LTE system frequency band, one control channel unit is included The quantity of resource unit group be that independent service band standalone and/or application scenarios are positioned at LTE system more than application scenarios Protection band guard-band when the quantity of resource unit group that includes of control channel unit.

According to another aspect of the present invention, there is provided a kind of signal processing apparatus, including：Determining module, for determining arrowband control Channel resource processed；Processing module, for it is determined that the arrowband control channel resource in carry out Resource Unit packet pairing, And the signal to being carried on the Resource Unit of packet pairing is processed.

According to another aspect of the present invention, there is provided a kind of base station, the base station includes signal processing apparatus described above.

According to another aspect of the present invention, there is provided a kind of terminal, the terminal includes signal processing apparatus described above.

By the present invention, using determination arrowband control channel resource；It is determined that the arrowband control channel resource in carry out resource The packet pairing of unit, and the signal of carrying is processed on the Resource Unit matched to packet.Solve and using prior art When the control channel unit of determination carries out signal transmission, the wasting of resources, the low problem of resource utilization can be caused, and then reach More suitably control channel Resource Unit is determined in narrowband systems, it is to avoid the wasting of resources, improve the effect of resource utilization Really.

Brief description of the drawings

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, of the invention to show Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings：

Fig. 1 is the flow chart of signal processing method according to embodiments of the present invention；

Fig. 2 is the packet pairing schematic diagram of according to embodiments of the present invention one Resource Unit；

Fig. 3 is the packet pairing schematic diagram of according to embodiments of the present invention two Resource Unit；

Fig. 4 is the packet pairing schematic diagram of according to embodiments of the present invention three Resource Unit；

Fig. 5 is the packet pairing schematic diagram of according to embodiments of the present invention five Resource Unit；

Fig. 6 is the packet pairing schematic diagram of according to embodiments of the present invention six Resource Unit；

Fig. 7 is the packet pairing schematic diagram of according to embodiments of the present invention seven Resource Unit；

Fig. 8 is the packet pairing schematic diagram of according to embodiments of the present invention eight Resource Unit；

Fig. 9 is the packet pairing schematic diagram of according to embodiments of the present invention nine Resource Unit；

Figure 10 is the packet pairing schematic diagram of according to embodiments of the present invention ten Resource Unit；

Figure 11 is the structured flowchart of signal processing apparatus according to embodiments of the present invention；

Figure 12 is the structured flowchart of processing module 114 in signal processing apparatus according to embodiments of the present invention；

Figure 13 is the structured flowchart of the first packet pairing unit 122 in signal processing apparatus according to embodiments of the present invention；

Figure 14 is the structured flowchart of second packet pairing unit 124 in signal processing apparatus according to embodiments of the present invention；

Figure 15 is the structured flowchart of the 3rd packet pairing unit 126 in signal processing apparatus according to embodiments of the present invention；

Figure 16 is the structured flowchart of base station according to embodiments of the present invention；

Figure 17 is the structured flowchart of terminal according to embodiments of the present invention.

Specific embodiment

Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that in the case where not conflicting, The feature in embodiment and embodiment in the application can be mutually combined.

It should be noted that term " first ", " second " in description and claims of this specification and above-mentioned accompanying drawing etc. is to use In the similar object of difference, without for describing specific order or precedence.

A kind of signal processing method is provided in the present embodiment, and Fig. 1 is the stream of signal processing method according to embodiments of the present invention Cheng Tu, as shown in figure 1, the flow comprises the following steps：

Step S102, determines arrowband control channel resource；

Step S104, it is determined that above-mentioned arrowband control channel resource in carry out Resource Unit packet pairing, and to packet match Resource Unit on carry signal processed.

By above-mentioned steps, it is determined that arrowband control channel resource in carry out the packet pairing of Resource Unit, and matched somebody with somebody using packet Resource Unit to after carries out the treatment of signal, being capable of efficent use of resources list by way of packet pairing is carried out to Resource Unit Unit carries out signal transmission, and so as to be prevented effectively from the wasting of resources, solve is carried out in the control channel unit determined using prior art During signal transmission, the wasting of resources, the low problem of resource utilization can be caused, so reached determine in narrowband systems it is more suitable Control channel Resource Unit, it is to avoid the wasting of resources, improve the effect of resource utilization.

Wherein, perform aforesaid operations can be base station, or terminal.When perform aforesaid operations be base station when, to point Assemble to Resource Unit on carry signal carry out treatment can include to packet pairing Resource Unit on carry signal carry out The treatment such as layer mapping and precoding, and the signal after treatment is sent to corresponding terminal；When perform aforesaid operations be terminal when, Signal to being carried on the Resource Unit of packet pairing carries out treatment can be included on corresponding Resource Unit the signal for receiving carrying, And the treatment such as corresponding solution coding are carried out to signal.Wherein, above-mentioned layer mapping and precoding processing mode include sending diversity side Formula space-frequency block codes (Space Frequency Block Code, referred to as SFBC), frequency selection send diversity SFBC+FSTD Mode (frequency error factor sends diversity, Frequency Switch Transmit Diversity, referred to as FSTD), selection of time hair Send diversity SFBC+TSTD modes (time-switching sends diversity, Time Switched Transmit Diversity, referred to as TSTD).

In an optional embodiment, it is determined that above-mentioned arrowband control channel resource in carry out Resource Unit packet match bag Include at least one of：Packet pairing is carried out to the Resource Unit in same resource unit group；To same control channel unit Resource Unit in middle different resource unit group carries out packet pairing；Resource Unit in different control channel units is grouped Pairing.It should be noted that the packet matching method of above-mentioned several Resource Units carries out example, can also be using other points Matching method is organized, the packet matching method to above-mentioned several Resource Units is illustrated below：

In an optional embodiment, to the Resource Unit in same resource unit group carry out packet pairing include it is following at least One of：Packet pairing is carried out to the even number Resource Unit in same resource unit group；To the institute in same resource unit group Having Resource Unit carries out packet pairing.Wherein, the even number Resource Unit in same resource unit group is divided in above-mentioned Assemble to mode in, should " even number Resource Unit " can be adjacent even number Resource Unit, wherein, " adjacent " can be with Including numbering adjacent, frequency domain is adjacent, time domain is adjacent, the adjacent time domain again of preferential frequency domain is adjacent etc.；It is somebody's turn to do " even number Resource Unit " The nearest even number in position is can also be, wherein, " nearest " can include that numbering is nearest, frequency domain is nearest, time domain is nearest, preferential Frequency domain recently again time domain recently etc..

In an optional embodiment, the Resource Unit in different resource unit group in same control channel unit is divided Assemble to including at least one of：The money adjacent to the frequency domain in the even number resource unit group in same control channel unit Source unit carries out packet pairing；The Resource Unit adjacent to the frequency domain in all resource unit groups in same control channel unit Carry out packet pairing.

In an optional embodiment, to the Resource Unit in different control channel units carry out packet pairing include it is following at least One of：Resource Unit in the adjacent resource unit group of the control channel unit frequency domain adjacent to different even number frequency domains is carried out Packet pairing；Resource Unit in the resource unit group adjacent to all control channel unit frequency domains carries out packet pairing.

The packet matching method to above-mentioned Resource Unit is illustrated below：

For example, above-mentioned control channel unit and/or resource unit group determine same group of SFBC coding when diversity transmission mode is sent Resource Unit (Resource Element, referred to as RE) method, including one of in the following manner：

Even number RE in same resource unit group；

The RE in even number frequency domain Adjacent resource unit group in same control channel unit；

RE in different even number frequency domain neighboring control channels unit frequency domain Adjacent resource unit groups.

In an optional embodiment, when pilot tone type for narrowband reference signal (NarrowBand Reference Signal, Referred to as NB-RS), Long Term Evolution cell reference signals LTE CRS (Cell Reference Signal), Long Term Evolution demodulation ginseng When examining at least one of signal LTE DMRS (Demodulation Reference Signal), above-mentioned arrowband control channel resource In resource unit group be determined at least one in the following way：To in a Physical Resource Block PRB except the pilot tone take Resource beyond Resource Unit RE according to the order of time domain after first frequency domain on frequency domain from low to high repeat numbering 0-X, sequence number phase Same RE constitutes same resource unit group, wherein, X is positive integer；To removing the resource that the pilot tone takes in a PRB RE in addition according to the order of time domain after first frequency domain on frequency domain from low to high, to continuously repeat n times same sequence number numbering 0-Y, Sequence number identical RE constitutes same resource unit group, wherein, N is even number, and Y is positive integer；To in a PRB without institute State on the orthogonal frequency division multiplex OFDM symbol of pilot tone occupancy on frequency domain from low to high or from high to low with continuous N number of RE for singly Position determines M1 resource unit group；From low to high or from high to low with even on frequency domain in the OFDM symbol for thering is pilot tone to take The continuous N number of RE of N number of RE or discontinuous determine M2 resource unit group for unit, or, the remaining odd number RE on frequency domain Continuous 2 RE constitute N number of RE sizes from low to high or from high to low in frequency domain on the RE or frequency domain at Shi Yifei frequency domains edge M3 resource unit group, wherein, M1, M2, M3, Z are positive integer, and N is even number.Wherein, NB-RS is applied to narrow Demodulation pilot tone with NB-IoT system-specifics, can be the publicly-owned type of cell, such as CRS types；Or can be that UE is proprietary Type, such as DMRS types.Wherein, the pilot frequency port corresponding to above-mentioned pilot tone can include 1,2,4 ports in extremely It is one of few.

For example, in a PRB without pilot tone take OFDM symbol on frequency domain from low to high with continuous 4 RE for singly Position determines 3 resource unit groups, in the OFDM symbol for thering is pilot tone to take on frequency domain from low to high with continuous 4 RE or Continuous 2 adjacent two RE groups for unit determine 1 or 2 resource unit group or on frequency domain during residue odd number RE with non-frequency domain side Continuous 2RE constitutes 4 the 1 of RE sizes or 2 resource unit groups from low to high in frequency domain on the RE or frequency domain of edge. According to each resource unit group of the serial number of time domain after first frequency domain in PRB.

In an optional embodiment, the value of above-mentioned N is at least one of set { 2,4,8 }；It is optional at another In embodiment, the value of above-mentioned M1, M2, M3 can be at least one of set { 1,2,3,4,5,6 }.Certainly, Value set cited in the embodiment is only a preferred embodiment, can also be using other value set.

In an optional embodiment, control channel unit is made up of two or more resource unit group, wherein, work as Resource Unit When the quantity of group is 4 integral multiple, the resource unit group in each control channel unit in one subframe of composition or a PRB Quantity it is identical, wherein, the resource unit group in each above-mentioned control channel unit is by medium in all resource unit groups What interval selection or continuous selection or part continuous part were chosen at equal intervals, for example, containing 36 arrowband moneys in 1 subframe During set of source NB-REG (or being referred to as MREG, M now represents MTC machine type communications), now 4 Individual arrowband control channel unit NB-CCE (or being referred to as MCCE, M now represents MTC machine type communications) NB-CCE contains 9 NB-REG respectively, it is preferable that equally spaced selection NB-REG.For example：For with 4 RE One resource unit group of composition, NB-REG is divided into 36, it is considered to which unavailable RE tries one's best dispersion, 1 MCCE for NB-REG numberings are { 0,4,8,12,16,20,24,28,32 }.I.e. equally spaced selection NB-REG.Can also be It is continuous to choose NB-REG compositions NB-CCE.For example：1 MCCE for NB-REG numbering be 0,1,2,3,4, 5、6、7、8}.Can also be that part continuous part chooses NB-REG compositions NB-CCE at equal intervals.For example：1 MCCE For NB-REG numbering be { 0,1,8,9,16,17,24,25,32 }.

Similar, a resource unit group is constituted for 2 RE or 8 RE, method is similar to.

Similar, can also be used when constituting ECCE for EREG, method is similar to.

It should be noted that in the embodiment stated of the present invention, " control channel unit " can for CCE, ECCE, NB-CCE, The general designation of MCCE." resource unit group " can be REG, enhanced resource unit group (Enhanced Resource Element Group, referred to as EREG), the general designation of NB-REG, MREG.

In another optional embodiment, when the quantity of resource unit group be 4 it is non-integral multiple when, constitute a subframe or one The quantity of the resource unit group in each control channel unit in individual PRB is incomplete same.Alternatively, when above-mentioned Resource Unit Group quantity be 4 it is non-integral multiple when, composition one subframe or each control channel unit of PRB in resource unit group Quantity is by fixed building form or is dynamically composed mode and determines, wherein, this is dynamically composed mode is included by System information block (System Information Block, referred to as SIB) or wireless heterogeneous networks (Radio Resource Control, referred to as RRC) configuration, according to according to subframe number it is implicit determine, according to wireless frame number it is implicit determine, it is implicit according to detection window numbering The mode that at least one of determination is determined.For example, when containing 38 NB-REG in such as 1 subframe, now 4 NB-CCE can with fixed allocation NB-REG quantity, such as NB-CCE0,1 containing 10 (or other quantity, or, The quantity of NB-CCE0 and NB-CCE1 can also be differed) NB-REG, NB-CCE2,3 containing 9 (or other number Amount, or, the quantity of NB-CCE2 and NB-CCE3 can also be differed) NB-REG, now preferably equally spaced selection NB-REG.Or quantity of the NB-CCE comprising NB-REG is determined according to subframe number, NB-CCE0 such as in even subframe, 1 containing 10 (or other quantity, or, the quantity of NB-CCE0 and NB-CCE1 can also be differed) NB-REG, 9 (or other quantities, or, the quantity of NB-CCE2 and NB-CCE3 can also be differed) are contained in NB-CCE2,3 NB-REG, in odd numbered sub-frames NB-CCE2,3 containing 10 (or other quantity, or, NB-CCE2 and NB-CCE3 Quantity can also differ) NB-REG, NB-CCE0,1 containing 9 (or other quantity, or, NB-CCE0 Quantity with NB-CCE1 can also be differed) NB-REG.

In an optional embodiment, when the Resource Unit RE included in one group of resource unit group exists with other signals or channel During conflict, can determine whether the resource unit group belonging to the RE or RE can use at least one in the following way：According to advance In the affiliated control channel unit of resource unit group, the RE, the affiliated control channels of the RE belonging to the RE of definition, the RE at least One of be determined with the priority of other signals or channel；According to the affiliated resource unit group of RE, RE for signaling determination, The available situation of at least one of the affiliated control channel units of RE, the affiliated control channels of RE is determined, wherein, above-mentioned signaling Including System information block SIB or radio resource control RRC.Alternatively, belonging to the affiliated resource unit group of above-mentioned RE, RE, RE The available situation of at least one of the affiliated control channel of control channel unit, RE includes at least one of：Resource where RE Unit group is unavailable；In resource unit group belonging to RE only RE and with the RE match pairing RE it is unavailable；Belonging to RE Only RE is unavailable in resource unit group, wherein, other RE in the resource unit group belonging to above-mentioned RE in addition to RE are used Single-ended port transmission is used with residue RE pairings in other resource unit groups；Control channel unit belonging to RE is unavailable；RE Affiliated control channel is unavailable.For example：

Conventional physical down control channel Legacy PDCCH priority is high, and arrowband Physical Downlink Control Channel NB-PDCCH is not The whole NB-REG taken using Legacy PDCCH.Conventional cell reference signal Legacy CRS priority is high, where it NB-REG in OFDM symbol is remaining 2 respectively, 3,3 RE (from low to high successively it is remaining 2,3,3 Individual RE).(1) REG for odd number RE performs across NB-REG pairing SFBC, i.e. NB-REG0 in same NB-CCE In two RE pairing, respective 3RE is mutually paired in NB-REG4 and NB-REG12.(2) it is right for more preferable SFBC The NB-REG of remaining 3RE destroys an adjacent R E, remaining two RE pairings coding again.

If PRB configurations CSI-RS where NB-IoT, port number most 2 or 4, with reference to existing port patterns, has 1 or 2 There is residue 3RE in individual NB-REG.NB-CRS or LTE CRS are either based on, when being configured with CSI-RS in the PRB, Will can be changed into 3 with RE using in NB-REG.Odd number RE pairing codings in (1) two NB-REG；(2) beat Fall the adjacent RE of CSI-RS, residue 2RE carries out pairing coding in NB-REG.(3) CSI-RS is destroyed.

OFDM symbol where PRS is that occur in pairs and 5 RE in interval, causes 2 in the OFDM symbol or 3 The odd number RE that 3RE occur in 2 NB-REG in NB-REG is remaining.(1) across NB-REG pairing RE in NB-CCE Encoded；(2) the adjacent RE of CSI-RS are destroyed, residue 2RE carries out pairing coding in NB-REG.(3) PRS is destroyed.

In an optional embodiment, the quantity of the resource unit group that control channel unit is included according to subframe type, At least one of application scenarios, cyclic prefix type are determined, including at least one of：Above-mentioned quantity is more than common son Control channel unit includes resource unit group quantity in frame；When a control channel unit is provided with common subframe using identical During set of source, above-mentioned quantity is configured bigger polymerization grade.For example：

For special subframe and at general cyclic prefix (Cyclic Prefix, referred to as CP), special subframe configuration 3,4, When 8, with conventional normal subframes same treatment.During for special subframe configuration 1,2,6,7,9 in the following way：

(1) 1NB-CCE=18NB-REG (existing mode expands the quantity of the NB-REG included in NB-CCE)；

(2) (i.e. NB-CCE is identical with normal subframes comprising NB-REG quantity, special to configure larger polymerization grade Bigger polymerization grade is configured during subframe)；

Extension CP when, no matter special subframe or normal subframes, using following manner：

And similar existing protocol, configuration 1,2,3,5,6 is only supported during extension CP when using special subframe；

For Standalone/guard-band scenes be Physical Broadcast Channel (Physical Broadcast Channel, referred to as PBCH)/master sync signal (Primary Synchronization Signal, referred to as PSS)/auxiliary synchronous signals (Secondary Synchronization Signal, referred to as SSS) where it is common in preceding 3 OFDM symbols, and special subframe in subframe During CP with setting to 0,5 with extension CP when with setting to 0,4, in the following way：

(1) 1NB-CCE=36NB-REG (existing mode expands the quantity of the NB-REG included in NB-CCE)；

(2) larger polymerization grade, such as AL=4ECCE are configured.

In an optional embodiment, the quantity of the resource unit group that control channel unit is included is entered according to application scenarios Row determination includes：When above-mentioned application scenarios are the In-band scenes in Long Term Evolution LTE system frequency band, said one control The quantity of the resource unit group that Channel Elements are included is independent service band standalone more than application scenarios and/or application scenarios are The quantity of the resource unit group that control channel unit during positioned at the protection band guard-band of LTE system is included.For example：In-band 1NB-CCE=9NB-REG when 1NB-CCE=18NB-REG during scene, standalone or guard-band scene.Or 1NB-CCE=4NB-REG when 1NB-CCE=8NB-REG during In-band scenes, standalone or guard-band scene.

With reference to specific embodiment, the present invention will be described：

Embodiment one

The present embodiment is for based on the situation that DMRS and port number are 4.To in a PRB except DMRS take resource in addition to RE repeat numbering 0-X1, the sequence number identical RE same resource unit groups of composition according to the order of time domain after first frequency domain.

Alternatively, X1=15.4 resource unit groups constitute a control channel unit.It is descending to be passed using transmission diversity mode Defeated, adjacent R E carries out SFBC codings (that is, adjacent R E carries out packet and matches somebody with somebody in same EREG in same EREG It is right).

In order to realize sending diversity transmission mode, adjacent R E carries out SFBC codings in same EREG.Fig. 2 is according to this The packet pairing schematic diagram of the Resource Unit of inventive embodiments one, as shown in Fig. 2 due to containing 9 RE in 1 EREG, Now destroy a RE (alternatively referred to as wasting a RE, i.e. there is a RE to be not used) and complete 4 groups of SFBC codings. Now with the RE of a pair of SFBC coding and non-conterminous.

By using the method described in the present embodiment, realize sending diversity transmission mode when resource unit group has odd number RE. Now there is the wasting of resources.

Embodiment two

The present embodiment is for based on the situation that DMRS and port number are 4.To in a PRB except DMRS take resource in addition to RE repeats numbering 0-X2 according to the order of time domain after first frequency domain, and sequence number identical RE constitutes same resource unit group.

Alternatively, X2=15.4 resource unit groups constitute a control channel unit.It is descending to be passed using transmission diversity mode Defeated, adjacent R E carries out SFBC codings in two neighboring EREG in same ECCE.

In order to realize sending diversity transmission mode, same OFDM symbol or adjacent OFDM symbol and 1 ECCE frequency domain The RE of upper adjacent EREG carries out SFBC codings in pairs.So operation can solve the problems, such as to match RE.Fig. 3 is according to this hair The packet pairing schematic diagram of the Resource Unit of bright embodiment two, as shown in figure 3, now adjacent using 2 in 1 ECCE RE in REG completes 9 groups of SFBC codings.Now with the RE of a pair of SFBC coding and non-conterminous.

By using the present embodiment methods described, realize sending diversity transmission mode when resource unit group has odd number RE.It is real Existing resource coordination is used and without waste.

Embodiment three

Alternatively, X2=15.4 continuous resource unit groups constitute a control channel units, such as ECCE0 by EREG0,1, 2nd, 3 composition.It is descending to be transmitted using sending diversity mode, the phase in adjacent 2 or 4 EREG in the same ECCE Adjacent RE carries out SFBC codings.

In order to realize sending diversity transmission mode, same OFDM symbol or adjacent OFDM symbol and 1 ECCE frequency domain The RE of upper adjacent EREG carries out SFBC codings in pairs.So operation can solve the problems, such as to match RE.Fig. 4 is according to this hair The packet pairing schematic diagram of the Resource Unit of bright embodiment three, as shown in figure 4, now using 2 or 4 in 1 ECCE RE in individual adjacent R EG completes 9 groups of SFBC codings.RE now with a pair of SFBC codings is adjacent.

By using the present embodiment methods described, realize sending diversity transmission mode when resource unit group has odd number RE.It is real Existing resource coordination is used and without waste.And it is adjacent on frequency domain to match Resource Unit.

Example IV

The present embodiment is for based on the situation that DMRS and port number are 4.To in a PRB except DMRS take resource in addition to RE repeats numbering 0-X3 according to the order of time domain after first frequency domain, and sequence number identical RE constitutes same resource unit group.

Alternatively, X3=15.4 resource unit groups constitute a control channel unit.It is descending to be passed using transmission diversity mode Defeated, adjacent R E carries out SFBC codings in two neighboring EREG in 2 or 4 ECCE.

In order to realize sending diversity transmission mode, adjacent EREG in same OFDM symbol and 2 ECCE frequency domains RE carries out SFBC codings in pairs.So operation can solve the problems, such as to match RE.Shown in Fig. 4 described above, now ECCE0 EREG0 and ECCE1 EREG1 RE pairing codings SFBC.Now use each 1 in 2 ECCE and frequency RE on domain in adjacent EREG completes 9 groups of SFBC codings.RE now with a pair of SFBC codings is adjacent on frequency domain.

Embodiment five

The present embodiment is for based on the situation that DMRS and port number are 4.To in a PRB except DMRS take resource in addition to RE according to time domain after first frequency domain order, to continuously repeat 4 same sequence number numbering 0-Y, sequence number identical RE compositions are same Individual resource unit group.

Alternatively, Y=35.9 resource unit groups constitute a control channel unit.It is descending to be passed using transmission diversity mode Defeated, adjacent R E carries out SFBC codings in 1 NB-REG in 1NB-CCE.1NB-CCE=9NB-REG.(now If DMRS port number is 2 and during for port7 and 8, Y=38)

Consider that unavailable RE tries one's best dispersion, 1ECCE for NB-REG numberings be 0,4,8,12,16,20,24, 28、32}.I.e. equally spaced selection NB-REG.

In order to realize sending diversity transmission mode, the RE of same NB-REG carries out SFBC codings in pairs.So operation can be with Solve the problems, such as to match RE.Fig. 5 is the packet pairing schematic diagram of according to embodiments of the present invention five Resource Unit, as shown in figure 5, RE pairing codings SFBC in each NB-REG.The NB-REG kept apart by DMRS is now still suffered from, 4Tx's SFBC can be across OFDM symbol (OFDM symbols of pilot frequency locations).

By using the method described in the present embodiment, realize sending diversity transmission mode in same resource unit group.Realize money Source pairing is used and without waste.And it is most of adjacent on frequency domain to match Resource Unit.

Embodiment six

The present embodiment is for based on the situation that DMRS and port number are 2.To the OFDM symbols taken without pilot tone in a PRB 3 resource unit groups are determined on number in units of continuous 4RE from low to high on frequency domain, in the OFDM symbol for thering is pilot tone to take On on frequency domain from low to high in units of the adjacent two RE groups of continuous 4 RE or continuous 2 determine 1 or 2 resource unit group Or 4 are constituted from low to high in frequency domain with continuous 2RE on the RE or frequency domain at non-frequency domain edge during residue odd number RE on frequency domain 1 or 2 resource unit group of RE sizes.In PRB according to first frequency domain after each resource unit group of the serial number of time domain 0-Z1.

Alternatively, Z1=37.Frequency domain is numbered minimum RE and is not used as constituting resource unit group at OFDM symbol where pilot tone.9 Or 10 resource unit groups constitute a control channel unit.It is descending to be transmitted using transmission diversity mode, in 1NB-CCE In in 1 NB-REG adjacent R E carry out SFBC codings.

Consider that unavailable RE tries one's best dispersion, 1NB-CCE for NB-REG numberings be 0,4,8,12,16,20,24, 28、32、36}.I.e. equally spaced selection NB-REG.

In order to realize sending diversity transmission mode, the RE of same NB-REG carries out SFBC codings in pairs.So operation can be with Solve the problems, such as to match RE.Fig. 6 is the packet pairing schematic diagram of according to embodiments of the present invention six Resource Unit, as shown in fig. 6, RE pairing codings SFBC in each NB-REG.Now pairing RE where OFDM symbol all same, be not in across The situation of OFDM symbol.

By using the method described in the present embodiment, realize sending diversity transmission mode in same resource unit group.Realize money Source pairing is used but there is the wasting of resources.And it is all adjacent in frequency domain to match Resource Unit.

Embodiment seven

The present embodiment is for simultaneously based on two kinds of situations of pilot type.There is DMRS and CRS simultaneously, the present embodiment is with DMRS And port number be 2, CRS port numbers be 2 as a example by illustrated.Actually there are 4 kinds of combinations, 2,4 port CRS and 2,4 Port DMRS.

To determining 3 in units of continuous 4RE from low to high on frequency domain in the OFDM symbol without pilot tone occupancy in a PRB Individual resource unit group, from low to high with continuous 4 RE or 2 continuous 2 on frequency domain in the OFDM symbol for thering is pilot tone to take Individual RE for unit determine 1 or 2 resource unit group or on frequency domain during residue odd number RE with the RE or frequency domain at non-frequency domain edge Upper continuous 2RE constitutes 4 the 1 or 2 of RE sizes resource unit groups from low to high in frequency domain.According to first frequency domain in PRB Each resource unit group of the serial number of time domain 0-Z2 afterwards.There is CRS's to be divided to two REG, there is DMRS's to be divided to two REG.

Alternatively, Z2=33.At OFDM symbol where pilot tone in addition to pilot tone takes RE residue RE on frequency domain from low to high with Continuous 2 adjacent two RE groups are determined at OFDM symbol where 2 resource unit groups, pilot tone except pilot tone takes RE for unit Outer remaining RE is that the minimum RE of odd number time-frequency Field Number is not used as constituting resource unit group, and remaining RE constitutes 2 Resource Units Group.8 or 9 resource unit groups constitute a control channel unit.It is descending to be transmitted using transmission diversity mode, in 1NB-CCE In in 1 NB-REG adjacent R E carry out SFBC codings.

Consider that unavailable RE tries one's best dispersion, 1NB-CCE for NB-REG numberings be 0,4,8,12,16,20,24, 28、32}.I.e. equally spaced selection NB-REG.

In order to realize sending diversity transmission mode, the RE of same NB-REG carries out SFBC codings in pairs.So operation can be with Solve the problems, such as to match RE.Fig. 7 is the packet pairing schematic diagram of according to embodiments of the present invention seven Resource Unit, as shown in fig. 7, RE pairing codings SFBC in each NB-REG.Now pairing RE where OFDM symbol all same, be not in across The situation of OFDM symbol.

Embodiment eight

For based on the situation that CRS and port number are 2, Fig. 8 is according to embodiments of the present invention eight Resource Unit to the present embodiment Packet pairing schematic diagram, Fig. 8 provides two kinds of schematic diagrames of NB-CRS or LTE CRS (that is, (a) and (b) in Fig. 8). To in a PRB except CRS take resource in addition to RE according to first frequency domain after time domain order repeat numbering 0-X4, sequence number identical RE constitutes same resource unit group.

Alternatively, X4=7.1 resource unit group is made up of 19 RE, and 2 resource unit groups constitute a control channel list Unit, the NB-REG that NB-CCE0 is included is { 0,4 }.It is descending to be transmitted using transmission diversity mode.

Adjacent R E carries out SFBC codings in same NB-REG.In order to realize sending diversity transmission mode, same Adjacent R E carries out SFBC codings in NB-REG.Due to containing 19 RE in 1 NB-REG, now destroy/waste one Individual RE completes 9 groups of SFBC codings.Now with the RE of a pair of SFBC coding and non-conterminous.

Or adjacent R E carries out SFBC codings in two neighboring NB-REG in same NB-CCE.In order to realize sending The RE of adjacent NB-REG carries out SFBC in pairs in diversity transmission mode, same OFDM symbol and 1 NB-CCE frequency domain Coding.So operation can solve the problems, such as to match RE.Now use the RE in 2 adjacent R EG in 1 NB-CCE Complete 19 groups of SFBC codings.Now with the RE of a pair of SFBC coding and non-conterminous.

Or adjacent R E carries out SFBC codings in two neighboring NB-REG in 2 or 4 ECCE.In order to realize hair Diversity transmission mode is sent, the RE of adjacent NB-REG is carried out in pairs in same OFDM symbol and 2 NB-CCE frequency domains SFBC is encoded.So operation can solve the problems, such as to match RE.The now NB-REG0 and NB-CCE1 of NB-CCE0 The RE pairing codings SFBC of NB-REG1.Now use adjacent NB-REG on each 1 in 2 NB-CCE and frequency domain In RE complete 9 groups of SFBC coding.RE now with a pair of SFBC codings is adjacent on frequency domain.

By using the present embodiment methods described, realize that all RE are used as control channel list in addition to pilot tone when based on CRS pilot tones Unit or resource unit group, realize sending diversity transmission mode when resource unit group has odd number RE.

Embodiment nine

The present embodiment is for based on the situation that CRS and port number are 2.Fig. 9 is according to embodiments of the present invention nine Resource Unit Packet pairing schematic diagram, Fig. 9 gives two kinds of schematic diagrames of NB-CRS or LTE CRS (that is, (a) and (b) in Fig. 9). To determining 3 moneys in units of continuous 4RE from low to high on frequency domain in the OFDM symbol without pilot tone occupancy in a PRB Set of source, in the OFDM symbol for thering is pilot tone to take on frequency domain from low to high in units of continuous 2 adjacent two RE groups Determine 2 resource unit groups.In PRB according to first frequency domain after each resource unit group of the serial number of time domain 0-Z3.

Alternatively, Z3=37.9 or 10 resource unit groups constitute a control channel unit.It is descending to be entered using transmission diversity mode Row transmission, adjacent R E carries out SFBC codings in 1 NB-REG in 1NB-CCE.

Consider that unavailable RE tries one's best dispersion, equally spaced selection NB-REG.For example：1NB-CCE for NB-REG compile Number be { 0,4,8,12,16,20,24,28,32,36 }.

Now NB-REG has 38, and during using fixed allocation, NB-CCE0,1 include 10 NB-REG in 1 PRB, NB-CCE2,3 include 9 NB-REG, as shown in table 8.Wherein NB-REG0 and NB-REG1 is in Inband scenes Generally can all be taken by Legacy PDCCH, additionally NB-CCE0 and NB-CCE1 is supplemented in standalone/guard-band.

Dynamically distributes：Dynamically distributes are carried out according at least one subframe numbers, radio frame number, detection window numbering etc..In view of control The channel institute that tried one's best when repeating transmission using identical NB-CCE is tried one's best equalization using resource.By taking subframe number as an example, in even subframe As shown in table 1, NB-CCE2,3 distribution 10 NB-REG, NB-CCE0,1 distribute 9 to resource impact in odd numbered sub-frames NB-REG。

Table 1

In order to realize sending diversity transmission mode, the RE of same NB-REG carries out SFBC codings in pairs.So operation can be with Solve the problems, such as to match RE.RE pairing codings SFBC in each NB-REG.Now OFDM symbol where pairing RE is equal It is identical, be not in the situation across OFDM symbol.

By using the method described in the present embodiment, realize sending diversity transmission mode in same resource unit group.Realize money Source pairing is used.And it is all adjacent in frequency domain to match Resource Unit.Believe it can in addition contain pass through composition control in adjusting different subframes Tried one's best equalization using the resource of identical control channel unit when the resource unit group quantity of road unit causes to repeat to transmit.

Embodiment ten

The present embodiment is for based on the situation that CRS and port number are 4.Figure 10 is according to embodiments of the present invention ten Resource Unit Packet pairing schematic diagram, Figure 10 provides two kinds of schematic diagrames of NB-CRS or LTE CRS (such as (a) and (b) institute in Figure 10 Show).To determining 3 in units of continuous 4RE from low to high on frequency domain in the OFDM symbol without pilot tone occupancy in a PRB Individual resource unit group, be with continuous 2 adjacent two RE groups from low to high on frequency domain in the OFDM symbol for thering is pilot tone to take Unit determines 2 resource unit groups.In PRB according to first frequency domain after each resource unit group of the serial number of time domain 0-Z4.

Alternatively, Z4=35.9 or 10 resource unit groups constitute a control channel unit.It is descending to be entered using transmission diversity mode Row transmission, adjacent R E carries out SFBC codings in 1 NB-REG in 1NB-CCE.

Now NB-REG has 36, and each NB-REG as shown in table 2 contains 9 NB-REG.Wherein in Inband Relatively low NB-REG is numbered during scene generally can all be taken by Legacy PDCCH, in standalone/guard-band each NB-REG can be used for NB-CCE.

Table 2

By using the method described in the present embodiment, realize sending diversity transmission mode in same resource unit group.Realize money Source pairing is used.And it is all adjacent in frequency domain to match Resource Unit.

Illustrated by taking N=4 as an example in the above embodiments five to embodiment ten.Scene for N=2, it is adaptable to 2 The scene of antenna port transmission, if N=2 is transmitted for 4 antenna ports, same group of SFBC coding uses adjacent 2 Resource unit group, or different resource unit groups is not selected in the same time when performing SFBC+FSTD.

Through the above description of the embodiments, those skilled in the art can be understood that the side according to above-described embodiment Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases before Person is more preferably implementation method.Based on such understanding, technical scheme substantially makes tribute to prior art in other words The part offered can be embodied in the form of software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disc, CD) in, including some instructions are used to so that a station terminal equipment (can be mobile phone, computer, Server, or the network equipment etc.) perform method described in each embodiment of the invention.

A kind of signal processing apparatus are additionally provided in the present embodiment, and the device is used to realize above-described embodiment and preferred embodiment, Repeating no more for explanation was carried out.As used below, term " module " can realize predetermined function software and/or The combination of hardware.Although the device described by following examples is preferably realized with software, hardware, or software and hard The realization of the combination of part is also that may and be contemplated.

Figure 11 is the structured flowchart of signal processing apparatus according to embodiments of the present invention, and as shown in figure 11, the device includes determining mould Block 112 and processing module 114, illustrate to the device below.

Determining module 112, for determining arrowband control channel resource；Processing module 114, is connected to above-mentioned determining module 112, For it is determined that above-mentioned arrowband control channel resource in carry out Resource Unit packet pairing, and to packet pairing Resource Unit The signal of upper carrying is processed.

Figure 12 is the structured flowchart of processing module 114 in signal processing apparatus according to embodiments of the present invention, it is determined that it is above-mentioned narrow When packet with Resource Unit is carried out in control channel resource is matched, above-mentioned processing module 114 is included with least one lower unit：

First packet pairing unit 122, for carrying out packet pairing to the Resource Unit in same resource unit group；Second packet Pairing unit 124, packet pairing is carried out to the Resource Unit in different resource unit group in same control channel unit；3rd point Group pairing unit 126, packet pairing is carried out to the Resource Unit in different control channel units.

Figure 13 is the structured flowchart of the first packet pairing unit 122 in signal processing apparatus according to embodiments of the present invention, such as Figure 13 Shown, the first packet pairing unit 122 includes at least one following subelement：

Sub-unit 132 is matched somebody with somebody in first packet, for carrying out packet pairing to the even number Resource Unit in same resource unit group； Second packet matches somebody with somebody sub-unit 134, and packet pairing is carried out for all Resource Units in same resource unit group.

Figure 14 is the structured flowchart of second packet pairing unit 124 in signal processing apparatus according to embodiments of the present invention, such as Figure 14 Shown, the second packet pairing unit 124 includes at least one following subelement：

Sub-unit 142 is matched somebody with somebody in 3rd packet, for the frequency domain phase in the even number resource unit group in same control channel unit Adjacent Resource Unit carries out packet pairing；Sub-unit 144 is matched somebody with somebody in 4th packet, for all in same control channel unit The adjacent Resource Unit of frequency domain in resource unit group carries out packet pairing.

Figure 15 is the structured flowchart of the 3rd packet pairing unit 126 in signal processing apparatus according to embodiments of the present invention, such as Figure 15 Shown, the 3rd packet pairing unit 126 includes at least one following subelement：

Sub-unit 152 is matched somebody with somebody in 5th packet, for the money adjacent to the adjacent control channel unit frequency domain of different even number frequency domains Resource Unit in set of source carries out packet pairing；Sub-unit 154 is matched somebody with somebody in 6th packet, in all control channel units Resource Unit in the adjacent resource unit group of frequency domain carries out packet pairing.

In an optional embodiment, when the type of pilot tone is narrowband reference signal NB-RS, Long Term Evolution cell reference signals When at least one of LTE CRS, Long Term Evolution demodulated reference signal LTE DMRS, in above-mentioned arrowband control channel resource Resource unit group is determined at least one in the following way：To removing the money that the pilot tone takes in a Physical Resource Block PRB Resource Unit RE beyond source repeats numbering 0-X, sequence number identical from low to high according to the order of time domain after first frequency domain on frequency domain RE constitutes same resource unit group, wherein, X is positive integer；To in a PRB except the pilot tone take resource in addition to RE according to the order of time domain after first frequency domain on frequency domain from low to high, to continuously repeat n times same sequence number numbering 0-Y, sequence number phase Same RE constitutes same resource unit group, wherein, N is even number, and Y is positive integer；To in a PRB without the pilot tone Determined in units of continuous N number of RE from low to high or from high to low on frequency domain on the orthogonal frequency division multiplex OFDM symbol of occupancy M1 resource unit group；From low to high or from high to low with continuous N number of on frequency domain in the OFDM symbol for thering is pilot tone to take The N number of RE of RE or discontinuous determine M2 resource unit group for unit, or, with non-during residue odd number RE on frequency domain Continuous 2 RE constitute M3 of N number of RE sizes in frequency domain from low to high or from high to low on the RE or frequency domain at frequency domain edge Resource unit group, wherein, above-mentioned M1, M2, M3, Z are positive integer, and N is even number.

In an optional embodiment, the value of above-mentioned N is at least one of set { 2,4,8 }；And/or, M1, M2, The value of M3 is at least one of set { 1,2,3,4,5,6 }.

In an optional embodiment, control channel unit is made up of two or more resource unit group, wherein, when above-mentioned resource When the quantity of unit group is 4 integral multiple, the resource list in each control channel unit in one subframe of composition or a PRB The quantity of tuple is identical, wherein, the resource unit group in above-mentioned each control channel unit is by all resource unit groups Selection or continuous selection or part continuous part at equal intervals is chosen at equal intervals；And/or, when the quantity of above-mentioned resource unit group For 4 it is non-integral multiple when, composition one subframe or a PRB in each control channel unit in resource unit group quantity It is incomplete same.

In an optional embodiment, when the quantity of above-mentioned resource unit group be 4 it is non-integral multiple when, composition one subframe or The quantity of the resource unit group in one each control channel unit of PRB is by fixed building form or is dynamically composed mode and determines, Wherein, this is dynamically composed mode and includes being configured by System information block SIB or radio resource control RRC, compiled according to according to subframe It is number implicit to determine, determinations implied according to wireless frame number, is determined according at least one of detection implicit determination of window numbering Mode.

In an optional embodiment, when the Resource Unit RE included in one group of resource unit group exists with other signals or channel During conflict, can determine whether the resource unit group belonging to RE or RE can use at least one in the following way：According to fixed in advance At least one of resource unit group, the affiliated control channel units of RE, the affiliated control channels of RE belonging to RE, RE of justice and its The priority of his signal or channel is determined；Controlled according to belonging to the affiliated resource unit group of RE, RE for signaling determination, RE The available situation of at least one of the affiliated control channel of Channel Elements processed, RE is determined, wherein, above-mentioned signaling disappears including system Breath block SIB or radio resource control RRC.

In an optional embodiment, the above-mentioned affiliated resource unit group of RE, RE, the affiliated control channel units of RE, RE institutes The available situation of at least one of category control channel includes at least one of：Resource unit group where RE is unavailable；RE institutes In the resource unit group of category only RE and with RE match pairing RE it is unavailable；Only RE in resource unit group belonging to above-mentioned RE It is unavailable, wherein, other RE in the resource unit group belonging to the RE in addition to RE using single-ended port transmission or and other Residue RE pairings are used in resource unit group；Control channel unit belonging to RE is unavailable；Control channel belonging to RE is unavailable.

In an optional embodiment, the quantity of the resource unit group that control channel unit is included according to subframe type, At least one of application scenarios, cyclic prefix type are determined, including at least one of：Above-mentioned quantity is more than common son Control channel unit includes resource unit group quantity in frame；When said one control channel unit with common subframe using identical Resource unit group when, above-mentioned quantity is configured bigger polymerization grade.

In an optional embodiment, the quantity of the resource unit group that control channel unit is included is according to the applied field Scape be determined including：When above-mentioned application scenarios are the In-band scenes in Long Term Evolution LTE system frequency band, a control The quantity of the resource unit group that Channel Elements are included is independent service band standalone more than application scenarios and/or application scenarios are The quantity of the resource unit group that control channel unit during positioned at the protection band guard-band of LTE system is included.

Figure 16 is the structured flowchart of base station according to embodiments of the present invention, and as shown in figure 16, the base station 162 includes any of the above-described The signal processing apparatus 164 of item.

Figure 17 is the structured flowchart of terminal according to embodiments of the present invention, and as shown in figure 17, the terminal 172 includes any of the above-described The signal processing apparatus 164 of item.

It should be noted that above-mentioned modules can be by software or hardware to realize, for the latter, can by with Under type is realized, but not limited to this：Above-mentioned module is respectively positioned in same processor；Or, above-mentioned module is located at multiple respectively In reason device.

Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, above-mentioned storage medium can be by Storage is set to for performing the program code of following steps：

S1, determines arrowband control channel resource；

S2, it is determined that above-mentioned arrowband control channel resource in carry out Resource Unit packet pairing, and to packet pairing resource The signal carried on unit is processed.

Alternatively, in the present embodiment, above-mentioned storage medium can be included but is not limited to：USB flash disk, read-only storage (Read-Only Memory, referred to as ROM), it is random access memory (Random Access Memory, referred to as RAM), mobile hard Disk, magnetic disc or CD etc. are various can be with the medium of store program codes.

Alternatively, in the present embodiment, processor performs above-mentioned each method and implements according to the program code stored in storage medium Step in example.

Alternatively, the specific example in the present embodiment may be referred to the example described in above-described embodiment and optional embodiment, The present embodiment will not be repeated here.

Obviously, those skilled in the art should be understood that above-mentioned of the invention each module or each step can use general calculating Device realizes that they can be concentrated on single computing device, or be distributed on the network that multiple computing devices are constituted, Alternatively, the program code that they can be can perform with computing device be realized, it is thus possible to be stored in storage device In performed by computing device, and in some cases, shown or described step can be performed with different from order herein Suddenly, each integrated circuit modules or by them is fabricated to respectively, or the multiple modules or step in them is fabricated to single Integrated circuit modules are realized.So, the present invention is not restricted to any specific hardware and software combination.

The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for those skilled in the art For, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made, etc. With replacement, improvement etc., should be included within the scope of the present invention.

Claims

1. a kind of signal processing method, it is characterised in that including：

Determine arrowband control channel resource；

It is determined that the arrowband control channel resource in carry out Resource Unit packet pairing, and to packet pairing The signal carried on Resource Unit is processed.

2. method according to claim 1, it is characterised in that it is determined that the arrowband control channel resource in carry out The packet pairing of Resource Unit includes at least one of：

Packet pairing is carried out to the Resource Unit in same resource unit group；

Packet pairing is carried out to the Resource Unit in different resource unit group in same control channel unit；

Packet pairing is carried out to the Resource Unit in different control channel units.

3. method according to claim 2, it is characterised in that carried out to the Resource Unit in same resource unit group Packet pairing includes at least one of：

Packet pairing is carried out to the even number Resource Unit in same resource unit group；

All Resource Units in same resource unit group carry out packet pairing.

4. method according to claim 2, it is characterised in that to different resource unit in same control channel unit Resource Unit in group carries out packet pairing includes at least one of：

The Resource Unit adjacent to the frequency domain in the even number resource unit group in same control channel unit is carried out Packet pairing；

The Resource Unit adjacent to the frequency domain in all resource unit groups in same control channel unit is divided It is right to assemble.

5. method according to claim 2, it is characterised in that carried out to the Resource Unit in different control channel units Packet pairing includes at least one of：

Resource in the adjacent resource unit group of the control channel unit frequency domain adjacent to different even number frequency domains Unit carries out packet pairing；

Resource Unit in the resource unit group adjacent to all control channel unit frequency domains carries out packet pairing.

6. method according to claim 2, it is characterised in that when the type of pilot tone be narrowband reference signal NB-RS, When at least one of Long Term Evolution cell reference signals LTE CRS, Long Term Evolution demodulated reference signal LTE DMRS, Resource unit group in the arrowband control channel resource is determined at least one in the following way：

To the Resource Unit RE in a Physical Resource Block PRB in addition to the resource that the pilot tone takes according to first frequency The order of time domain repeats numbering 0-X from low to high on frequency domain behind domain, and sequence number identical RE constitutes same resource list Tuple, wherein, the X is positive integer；

To in a PRB except the pilot tone take resource in addition to RE according to first frequency domain after time domain order frequency On domain from low to high, same money is constituted to continuously repeat n times same sequence number numbering 0-Y, sequence number identical RE Set of source, wherein, the N is even number, and Y is positive integer；

To in a PRB without the pilot tone take orthogonal frequency division multiplex OFDM symbol on frequency domain by it is low to Height or from high to low the M1 resource unit group of determination in units of continuous N number of RE；Having what the pilot tone took From low to high or from high to low with the continuous N number of RE of N number of RE or discontinuous as single on frequency domain in OFDM symbol Position determines M2 resource unit group, or, on frequency domain during residue odd number RE with the RE at non-frequency domain edge or Continuous 2 RE constitute M3 Resource Unit of N number of RE sizes in frequency domain from low to high or from high to low on frequency domain Group, wherein, described M1, M2, M3, Z are positive integer, and the N is even number.

7. method according to claim 6, it is characterised in that

The value of the N is at least one of set { 2,4,8 }；And/or,

The value of described M1, M2, M3 is at least one of set { 1,2,3,4,5,6 }.

8. the method according to claim 6 or 7, it is characterised in that control channel unit is by two or more Resource Unit Group is constituted, wherein,

When the integral multiple that the quantity of the resource unit group is 4, composition one subframe or a PRB in each The quantity of the resource unit group in control channel unit is identical, wherein, the resource in described each control channel unit Unit group is chosen or continuously selection or part continuous part etc. by all resource unit group equal intervals What interval was chosen；And/or,

When the quantity of the resource unit group be 4 it is non-integral multiple when, composition one subframe or a PRB in it is each The quantity of the resource unit group in individual control channel unit is incomplete same.

9. method according to claim 8, it is characterised in that when the non-integer that the quantity of the resource unit group is 4 Times when, the quantity of the resource unit group in one subframe of composition or each control channel unit of PRB is by solid Determine building form or be dynamically composed mode to determine, wherein, the mode that is dynamically composed is included by System information block SIB Or radio resource control RRC is configured, implies determination, root according to the implicit determination of subframe number, according to wireless frame number According to the mode that at least one of detection implicit determination of window numbering is determined.

10. method according to claim 2, it is characterised in that when the Resource Unit included in one group of resource unit group RE and other signals or channel are present when conflict, at least one in the following way the determination RE or described RE Whether affiliated resource unit group can use：

Resource unit group, the affiliated control channels of the RE according to belonging to the pre-defined RE, the RE At least one of unit, the affiliated control channels of the RE are determined with the priority of described other signals or channel；

Letter is controlled according to belonging to signaling the RE of determination, the affiliated resource unit groups of the RE, the RE The available situation of at least one of road unit, the affiliated control channels of the RE is determined, wherein, the signaling Including System information block SIB or radio resource control RRC.

11. methods according to claim 10, it is characterised in that the RE, the affiliated resource unit groups of the RE, The available situation of at least one of the affiliated control channel units of RE, the affiliated control channels of the RE includes following At least one：

Resource unit group where the RE is unavailable；

In resource unit group belonging to the RE only described RE and with the RE match pairing RE it is unavailable；

Only described RE is unavailable in resource unit group belonging to the RE, wherein, the resource list belonging to the RE Other RE in tuple in addition to the RE using single-ended port transmission or with residue RE in other resource unit groups Pairing is used；

Control channel unit belonging to the RE is unavailable；

Control channel belonging to the RE is unavailable.

12. methods according to claim 2, it is characterised in that the resource unit group that a control channel unit is included Quantity be determined according at least one of subframe type, application scenarios, cyclic prefix type, it is including following At least one：

The quantity includes resource unit group quantity more than control channel unit in common subframe；

When one control channel unit with common subframe when identical resource unit group is used, the quantity quilt The bigger polymerization grade of configuration.

13. methods according to claim 12, it is characterised in that the Resource Unit that a control channel unit is included Group quantity according to the application scenarios be determined including：

When the application scenarios are the In-band scenes in Long Term Evolution LTE system frequency band, one control The quantity of the resource unit group that Channel Elements processed are included more than application scenarios be independent service band standalone and/ Or the Resource Unit that control channel unit of application scenarios when being positioned at the protection band guard-band of LTE system is included The quantity of group.

A kind of 14. signal processing apparatus, it is characterised in that including：

Determining module, for determining arrowband control channel resource；

Processing module, for it is determined that the arrowband control channel resource in carry out Resource Unit packet pairing, And the signal to being carried on the Resource Unit of packet pairing is processed.

15. a kind of base stations, it is characterised in that including the signal processing apparatus described in claim 14.

16. a kind of terminals, it is characterised in that including the signal processing apparatus described in claim 14.