CN104160766A

CN104160766A - Method for transmitting reference signal, base station and user equipment

Info

Publication number: CN104160766A
Application number: CN201380002653.7A
Authority: CN
Inventors: 杨建兵; 任晓涛; 吴海; 程型清; 吴作敏; 治欣慰; 孙静原
Original assignee: Huawei Technologies Co Ltd
Current assignee: XFusion Digital Technologies Co Ltd
Priority date: 2013-01-24
Filing date: 2013-01-24
Publication date: 2014-11-19
Anticipated expiration: 2033-01-24
Also published as: CN104160766B; WO2014113961A1

Abstract

Disclosed are a method for transmitting a reference signal, a base station and a user equipment. The method comprises: determining at least one set of resource configuration parameters of a user equipment (UE), the at least one set of resource configuration parameters comprising a resource configuration parameter of a time-frequency tracking reference signal, the time-frequency tracking reference signal being borne on a carrier with a new carrier type; and sending the at least one set of resource configuration parameters to the UE. In the method for transmitting a reference signal in the embodiments of the present invention, by notifying the user equipment of the resource configuration parameter of the time-frequency tracking reference signal borne on the NCT carrier, the user equipment can accurately perform rate matching and/or interference elimination in various systems adopting an NCT carrier, thereby enabling normal communication between the base station and the user equipment, and improving the user experience.

Description

METHOD FOR TRANSMITTING REFERENCE SIGNAL, BASE STATION AND USER EQUIPMENT

For the method for transmission of reference signals, base station and user equipment technical field

The present embodiments relate to the communications field, and more particularly, to for the method for transmission of reference signals, base station and user equipment.Background technology

To lift user's perception of Cell Edge User equipment, senior long term evolution（Long Term Evolution Advanced, cylinder is referred to as " LTE-A ") system employs coordinate multipoint（Coordinated Multiple Point, cylinder is referred to as " CoMP ") technology.At present for support CoMP user equipment, serving BS is set Physical Downlink Shared Channel resource impact colocation site (Physical Downlink Shared Channel Resource Element Mapping and Quasi-Co-Location more than the user device configuration first, cylinder is referred to as " PQ ") parameter, wherein, often set PQ parameters can include cell special reference（Cell-specific Reference Signal, cylinder be referred to as " CRS ") and channel state information reference signals (Channel State Information Reference Signal, cylinder is referred to as " CSI-RS ") resource configuration parameter.When the serving BS carries out actual schedule to the user equipment, can be in descending control signaling (the Downlink control information sent to the user equipment, cylinder is referred to as " DCI ") in 2 bits of increase indicate that the user equipment carries out signaling and data transfer using which set PQ parameter in above-mentioned many set PQ parameters, the user equipment can carry out rate-matched according to the instruction, so which resource unit determined（Resource Element, cylinder is referred to as " RE ") for carrying out data transmission, then the user equipment can demodulate the data on these RE, and CRS and CSI-RS is received according to the instruction, to estimate correspondence timing offset and frequency departure, and time-frequency domain correction is carried out to the data of reception.

In order to further lift the effective rate of utilization of frequency spectrum, researcher proposes new wave-carring type（New Carrier Type, cylinder is referred to as " NCT ") carrier wave, and carry in NCT carrier waves the new reference signal that time-frequency is tracked that is used for, the new time-frequency track reference signal is different from CRS, demodulated reference signal in existing normal carrier wave（Demodulation Reference Signal, cylinder is referred to as " DMRS ") and CSI-RS, and the running time-frequency resource that the time-frequency track reference signal takes is less than the running time-frequency resource that the CRS in existing normal carrier wave takes.Therefore, under CoMP scenes, if one or more transfer points have used NCT carrier waves, and user equipment has no idea to know the running time-frequency resource configuration information of the time-frequency track reference signal transmitted on the NCT carrier waves of the transfer point of current service, for example, the week of time-frequency track reference signal Phase, the RE of occupancy of the RB numbers, these RB that sub-frame offset and time-frequency track reference signal take in the position of frequency domain and time-frequency track reference signal in 1 RB position and number etc., the user equipment cannot carry out rate-matched and correctly demodulate downlink data, influence the normal demodulation Consumer's Experience of data.

Enhancing inter-cell interference ten does tune (Further enhanced Inter- Cell Interference

Coordination, cylinder is referred to as " FelCIC ") it is also heterogeneous network（Hetnet a kind of effective ways of lifting cell throughput in), base station can be by Physical Cell Identifier, antenna port and the multi-cast and unicast SFN of the CRS configuration notification user equipmenies of interfered cell, including CRS（Multiple-cast Broadcast over Single Frequency Network, cylinder is referred to as " MBSFN ") configuration parameter, user equipment using these acquisition of information to the CRS information of interfered cell, interference elimination can be carried out（Interference Cancelling, cylinder is referred to as " IC ") receiver algorithm, the signal of the interfered cell on CRS positions is calculated, and it is deleted from the signal received, reach the purpose of lifting UE demodulation performances.In following wireless communication system, if interfered cell has used NCT carrier waves, and user equipment has no idea to know that the time-frequency on the NCT carrier waves that the interfered cell is used tracks the running time-frequency resource configuration information of pilot tone, the progress interference elimination of IC receiver algorithms, the performance and Consumer's Experience of influence system cannot be used to the time-frequency tracking pilot tone of interfered cell.The content of the invention

The embodiment of the present invention provides a kind of for the method for transmission of reference signals, base station and user equipment, enables to user equipment is correct in the various systems for employ NCT carrier waves to carry out rate-matched and/or carry out interference elimination.

In a first aspect, the embodiments of the invention provide a kind of method for transmission of reference signals, including：At least a set of resource configuration parameter of user equipment (UE) is determined, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；At least a set of resource configuration parameter is sent to the UE.

With reference in a first aspect, in the first possible implementation, the resource configuration parameter of the time-frequency track reference signal includes at least one in following parameters：The pattern rope for the RE that number, the antenna port number of the time-frequency track reference signal, the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal for the resource unit RE that the position for the RB that the number for the resource block RB that the cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the time-frequency track reference signal take, the time-frequency track reference signal take, the time-frequency track reference signal take in RB take Draw.

With reference to the first possible implementation of first aspect, in second of possible implementation, the sequence initialization parameter of the time-frequency track reference signal is UE dedicated sequences initiation parameters.

With reference to the first or second of possible implementation of first aspect or combination first aspect, in the third possible implementation, at least a set of resource configuration parameter also includes demodulated reference signal

DMRS resource configuration parameter.

With reference to the third possible implementation of first aspect, in the 4th kind of possible implementation, the resource configuration parameter of the DMRS includes at least one in following parameters：The drawing indexing for the RE that resource unit RE number, the sequence initialization parameter of the DMRS and DMRS that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

With reference to the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation, the sequence initialization parameter of the DMRS is UE dedicated sequences initiation parameters.

With reference to first aspect or combine first aspect the first to any of the 5th kind of possible implementation possible implementation, in the 6th kind of possible implementation, this method also includes：The first configured information is sent to the UE, first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched.

With reference to first aspect or combine first aspect the first to any of the 6th kind of possible implementation possible implementation, in the 7th kind of possible implementation, this method also includes：The second configured information is sent to the UE, and second configured information is used to indicating that the UE-straight to carry out time-frequency tracking using the time-frequency track reference signal being currently received, untill receiving next time-frequency track reference signal.

Second aspect, the embodiments of the invention provide a kind of method for transmission of reference signals, including：At least a set of resource configuration parameter that base station is sent is received, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；According at least a set of resource configuration parameter, the resource distribution of the time-frequency track reference signal is determined.

With reference to second aspect, in the first possible implementation, the resource configuration parameter of the time-frequency track reference signal includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the resource block RB of time-frequency track reference signal occupancy number, the RB of time-frequency track reference signal occupancy position, the time-frequency track reference signal are in RB The drawing indexing for the RE that the resource unit RE of occupancy number, the antenna port number of the time-frequency track reference signal, the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

With reference to the first possible implementation of second aspect, in second of possible implementation, the sequence initialization parameter of the time-frequency track reference signal is user equipment (UE) dedicated sequences initiation parameter.

With reference to the first or second of possible implementation of second aspect or combination second aspect, in the third possible implementation, at least a set of resource configuration parameter also includes demodulated reference signal DMRS resource configuration parameter.

With reference to the third possible implementation of second aspect, in the 4th kind of possible implementation, the resource configuration parameter of the DMRS includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

With reference to the 4th kind of possible implementation of second aspect, in the 5th kind of possible implementation, the sequence initialization parameter of the DMRS is UE dedicated sequences initiation parameters.

With reference to second aspect or combine second aspect the first to any of the 5th kind of possible implementation possible implementation, in the 6th kind of possible implementation, this method also includes：The first configured information of base station transmission is received, first configured information is used for instruction user equipment UE and uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched；According to first configured information and at least a set of resource configuration parameter, rate-matched is carried out.

With reference to second aspect or combine second aspect the first to any of the 6th kind of possible implementation possible implementation, in the 7th kind of possible implementation, this method also includes：Receive the second configured information of base station transmission, second configured information is used for instruction user equipment UE-straight and carries out time-frequency tracking using the time-frequency track reference signal being currently received, untill receiving next time-frequency track reference signal；According to second configured information, time-frequency tracking is carried out.

The third aspect, the embodiments of the invention provide a kind of base station, including：Determining module, at least a set of resource configuration parameter for determining user equipment (UE), at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；Sending module, at least a set of resource distribution for sending determining module determination to the UE Parameter.

With reference to the third aspect, in the first possible implementation, the resource configuration parameter for the time-frequency track reference signal that the determining module is determined includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

With reference to the first possible implementation of the third aspect, in second of possible implementation, the sequence initialization parameter for the time-frequency track reference signal that the determining module is determined is UE dedicated sequences initiation parameters.

With reference to the first or second of possible implementation of the third aspect or the combination third aspect, in the third possible implementation, at least a set of resource configuration parameter that the determining module is determined also includes demodulated reference signal DMRS resource configuration parameter.

With reference to the third possible implementation of the third aspect, in the 4th kind of possible implementation, the resource configuration parameter for the DMRS that the determining module is determined includes at least one in following parameters：The drawing indexing for the RE that resource unit RE number, the sequence initialization parameter of the DMRS and DMRS that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

With reference to the 4th kind of possible implementation of the third aspect, in the 5th kind of possible implementation, the sequence initialization parameter for the DMRS that the determining module is determined is UE dedicated sequences initiation parameters.

With reference to the third aspect or combine the third aspect the first to any of the 5th kind of possible implementation possible implementation, in the 6th kind of possible implementation, the sending module is additionally operable to send the first configured information to the UE, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched.

With reference to the third aspect or combine the third aspect the first to any of the 6th kind of possible implementation possible implementation, in the 7th kind of possible implementation, the sending module is additionally operable to send the second configured information to the UE, second configured information is used to indicate that the time-frequency track reference signal that the UE-straight use is currently received carries out time-frequency tracking, untill receiving next time-frequency track reference signal. Fourth aspect, the embodiments of the invention provide a kind of user equipment (UE), including：Receiving module, at least a set of resource configuration parameter for receiving base station transmission, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；Determining module, at least a set of resource configuration parameter received according to the receiving module, determines the resource distribution of the time-frequency track reference signal.

With reference to fourth aspect, in the first possible implementation, the resource configuration parameter for the time-frequency track reference signal that the receiving module is received includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

With reference to the first possible implementation of fourth aspect, in second of possible implementation, the sequence initialization parameter for the time-frequency track reference signal that the receiving module is received is sequence initialization the parameter special UE.

With reference to the first or second of possible implementation of fourth aspect or combination fourth aspect, in the third possible implementation, at least a set of resource configuration parameter that the receiving module is received also includes demodulated reference signal DMRS resource configuration parameter.

With reference to the third possible implementation of fourth aspect, in the 4th kind of possible implementation, the resource configuration parameter for the DMRS that the receiving module is received includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

With reference to the 4th kind of possible implementation of fourth aspect, in the 5th kind of possible implementation, the sequence initialization parameter for the DMRS that the receiving module is received is sequence initialization the parameter special UE.

With reference to fourth aspect or combine fourth aspect the first to any of the 5th kind of possible implementation possible implementation, in the 6th kind of possible implementation, the receiving module is additionally operable to receive the first configured information that the base station is sent, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched；The UE also includes：Speed Rate matching module, for first configured information received according to the receiving module and at least a set of resource configuration parameter, carries out rate-matched.

With reference to fourth aspect or combine fourth aspect the first to any of the 6th kind of possible implementation possible implementation, in the 7th kind of possible implementation, the receiving module is additionally operable to receive the second configured information that the base station is sent, second configured information carries out time-frequency tracking for the time-frequency track reference signal that instruction user equipment UE-straight use is currently received, untill receiving next time-frequency track reference signal；The UE also includes：Time-frequency tracking module, for second configured information received according to the receiving module, carries out time-frequency tracking.

Based on above-mentioned technical proposal, it is provided in an embodiment of the present invention for the method for transmission of reference signals, base station and user equipment, by the resource configuration parameter notifying user equipment for the time-frequency track reference signal that will be carried on NCT carrier waves, enable user equipment is correct in the various systems for employ NCT carrier waves to carry out rate-matched and/or carry out interference elimination, so that between base station and user equipment can proper communication, improve Consumer's Experience.Brief description of the drawings

Technical scheme in order to illustrate the embodiments of the present invention more clearly, cylinder will be made to the required accompanying drawing used in the embodiment of the present invention or description of the prior art below singly to introduce, apparently, drawings described below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the indicative flowchart of the method for transmission of reference signals according to embodiments of the present invention.Fig. 2 is another indicative flowchart of the method for transmission of reference signals according to embodiments of the present invention.

Fig. 3 is another indicative flowchart of the method for transmission of reference signals according to embodiments of the present invention.

Fig. 4 is the indicative flowchart of the method according to another embodiment of the present invention for transmission of reference signals.

Fig. 5 is another indicative flowchart of the method according to another embodiment of the present invention for transmission of reference signals.

Fig. 6 is another indicative flowchart of the method according to another embodiment of the present invention for transmission of reference signals.

Fig. 7 is the schematic block diagram of base station according to embodiments of the present invention. Fig. 8 is the schematic block diagram of user equipment according to embodiments of the present invention.

Fig. 9 is another schematic block diagram of user equipment according to embodiments of the present invention.

Figure 10 is another schematic block diagram of user equipment according to embodiments of the present invention.

Figure 11 is the schematic block diagram of base station according to another embodiment of the present invention.

Figure 12 is the schematic block diagram of user equipment according to another embodiment of the present invention.Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made should all belong to the scope of protection of the invention.

It should be understood that the technical scheme of the embodiment of the present invention can apply to various communication systems, for example, global system for mobile telecommunications (Global System of Mobile communication, cylinder is referred to as " GSM ") system, CDMA（Code Division Multiple Access, cylinder is referred to as " CDMA ") system, WCDMA（Wideband Code Division Multiple Access, cylinder is referred to as " WCDMA ") system, GPRS（General Packet Radio Service, cylinder is referred to as " GPRS "), Long Term Evolution（Long Term Evolution, cylinder is referred to as " LTE ") system, LTE FDDs（Frequency Division Duplex, cylinder is referred to as " FDD ") system, LTE time division duplexs（Time Division Duplex, cylinder be referred to as " TDD "), UMTS (Universal Mobile Telecommunication System, cylinder is referred to as " UMTS "), global interconnection inserting of microwave (Worldwide Interoperability for Microwave Access, cylinder is referred to as " WiMAX ") communication system etc..It should also be understood that the embodiment of the present invention goes for various multipoint cooperative technologies, such as：Dynamic transmission point selection technology（Dynamic Point Selection), joint transmission technology (Joint Transmission), combined dispatching technology (Cooperative Scheduling), united beam forming technique (Cooperative Beamforming) etc..

It should also be understood that in embodiments of the present invention, user equipment（User Equipment, cylinder is referred to as " UE ") terminal can be referred to as（), Terminal mobile station（Mobile Station, cylinder is referred to as " MS "), mobile terminal（Mobile Terminal) etc., the user equipment can be through wireless access network（Radio Access Network, cylinder is referred to as " RAN ") communicated with one or more core nets, for example, user equipment can be mobile phone（Or be " honeycomb " phone）, computer with mobile terminal etc., for example, user equipment can also be portable, pocket, hand-held, built-in computer or vehicle-mounted movement Device, they exchange voice and/or data with wireless access network.

It will also be understood that, in embodiments of the present invention, base station, can be base station (the Base Transceiver Station in GSM or CDMA, cylinder is referred to as " BTS "), it can also be the base station (NodeB) in WCDMA, can also be the evolved base station in LTE（Evolved Node B, cylinder is referred to as " eNB " or " e-NodeB "), the present invention is to this and is not construed as limiting.

The system that the technical scheme of the embodiment of the present invention can apply to various use new wave-carring type NCT carrier wave, 7 CRS is not carried on the NCT carrier waves, and the NCT carrier waves can be configured to independence (standalone) and dependent carrier wave, if being configured to dependent carrier wave, then the NCT carrier waves can be without the fractional control channel in normal carrier wave, such as down control channel（Physical Downlink Channel, cylinder is referred to as " PDCCH ") etc..

Fig. 1 shows the indicative flowchart of the method 100 for transmission of reference signals according to embodiments of the present invention, this method can be performed by the serving BS at least one serving BS of user equipment (UE), for the ease of description, the executive agent of this method 100 is referred to as first service base station below, as shown in figure 1, this method 100 includes：

S110, determines at least a set of resource configuration parameter of user equipment (UE), and at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

S120, at least a set of resource configuration parameter is sent to the UE.

Therefore, the method for transmission of reference signals of the embodiment of the present invention, by the resource configuration parameter notifying user equipment for the time-frequency track reference signal that will be carried on NCT carrier waves, enable user equipment is correct in the various systems for employ NCT carrier waves to carry out rate-matched and/or carry out interference elimination, so that between base station and user equipment can proper communication, improve Consumer's Experience.

In S110, the first service base station is that UE configures at least a set of resource configuration parameter, wherein, the tricks of at least a set of resource configuration parameter can be equal to the number of at least one serving BS of the UE, correspondingly, each serving BS of the user equipment can correspond to a set of resource configuration parameter；Alternatively, the tricks of at least a set of resource configuration parameter might be less that the number of at least one serving BS of the UE, correspondingly, the two or more serving BS at least one serving BS can share a set of resource configuration parameter, but not limited to this of the embodiment of the present invention.

At least a set of resource configuration parameter can include resource configuration parameter during at least one serving BS transmission time-frequency track reference signal of the UE, wherein, the time-frequency track reference signal is the reference signal that time-frequency is tracked that is used for carried on NCT carrier waves, and the time-frequency track reference signal is different from old agreement Version（Version 8 is to version 11) in normal carrier wave on CRS, DMRS and CSI-RS for carrying, the time-frequency track reference signal can not do data demodulation, and the running time-frequency resource that the time-frequency track reference signal takes is less than the running time-frequency resource that the CRS carried in old protocol version on normal carrier wave takes.It should be understood that, the reference signal for being used for time-frequency tracking carried on NCT carrier waves is referred to as time-frequency track reference signal in the embodiment of the present invention, the time-frequency track reference signal can also have other names, the time-frequency track reference signal should determine that its name can not turn into the restriction to the embodiment of the present invention with its internal logic function.

Alternatively, often set resource configuration parameter at least a set of resource configuration parameter can include the resource configuration parameter of time-frequency track reference signal, or one or more sets resource configuration parameters at least a set of resource configuration parameter can include the resource configuration parameter of time-frequency track reference signal, but not limited to this of the embodiment of the present invention.

Alternatively, the resource configuration parameter of the time-frequency track reference signal can include at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the sequence initialization parameter of the time-frequency track reference signal, the type of the carrier wave of the RE that the time-frequency track reference signal takes drawing indexing and carrying the time-frequency track reference signal.

Wherein, the cycle of the time-frequency track reference signal and sub-frame offset value can represent the sub-frame information that the time-frequency track reference signal takes, alternatively, and the sub-frame information that the time-frequency track reference signal takes can also be represented otherwise, for example, bit map can be passed through（Bitmap mode) represents the sub-frame information that the time-frequency track reference signal takes, for example, represent to have in a subframe respectively in time-frequency track reference signal and a subframe with 1 and 0 and there is no time-frequency track reference signal, alternatively, the bit number can be 5,10,20 or 40, etc., but not limited to this of the embodiment of the present invention.

Alternatively, one or more of at least one serving BS of UE serving BS side and UE sides can pre-set the part resource configuration parameter of the time-frequency track reference signal, for example, several RB in the middle of time-frequency track reference signal occupancy system bandwidth can be pre-set, or pre-set the cycle of the time-frequency track reference signal or the RB of occupancy number, etc., correspondingly, the resource configuration parameter of the time-frequency track reference signal can not include above-mentioned default resource configuration parameter.Alternatively, one or more of at least one serving BS of UE serving BS and UE sides can also pre-set at least one pattern for the RE that the time-frequency track reference signal takes in a RB, and the resource allocation configuration parameter of the time-frequency track reference signal can include drawing indexing, so, UE can be according to the pattern Index and default pattern determine RE that the time-frequency track reference signal takes in a RB.Alternatively, when one or more of at least one serving BS of UE serving BS has multiple antenna ports, the resource configuration parameter of the time-frequency track reference signal can also only include a band width configuration parameter, and identical configuration parameter is used to give tacit consent to all of the port in the plurality of antenna port.Specifically, the band width configuration can implicitly indicate several typical values by several bits, such as 3,6,10,15,25,50 or 100, etc., but not limited to this of the embodiment of the present invention.

Alternatively, the sequence initialization parameter of the time-frequency track reference signal can be physical cell identity；Alternatively, under Hetnet frameworks in order to adapt to future, UE macro base station and multiple micro-base stations dynamically, neatly can transmit time-frequency track reference signal according to actual channel status for UE, and enable UE neatly to carry out Time and Frequency Synchronization with each base station according to actual conditions, the sequence initialization parameter of the time-frequency track reference signal may not be a cell-level parameter, but the numerical value of a user equipment specific, i.e., each UE can correspond to different sequence initialization parameters respectively.Accordingly, as another embodiment, the sequence initialization parameter of the time-frequency track reference signal is UE dedicated sequences initiation parameters.That is, base station to the sequence initialization parameter of the UE time-frequency track reference signals sent be the special sequence initialization parameters of the UE.

Alternatively, when one or more of at least one serving BS of UE base station uses NCT carrier waves, and other serving BSs are when using normal carrier wave, one or more sets resource configuration parameters at least a set of resource configuration parameter can also include CRS resource configuration parameter.Specifically, the resource configuration parameter of the CRS can include CRS Physical Cell Identifier and port number, alternatively, the resource configuration parameter of the CRS can also include MBSFN configuration information, the configuration information of zero energy channel state information reference signals (Zero Power Channel State Information Reference Signal, cylinder is referred to as " ZP CSI-RS "), non-zero power channel state information reference signals（Non-Zero Power Channel State Information Reference Signal, cylinder be referred to as " NZP CSI-RS ") configuration information and Physical Downlink Shared Channel (Physical Downlink Shared Channel, cylinder is referred to as " PDSCH ") primary sign, but not limited to this of the embodiment of the present invention.

Alternatively, it is used as another embodiment, if one or more of at least one serving BS of user equipment serving BS has used pilot-frequency expense to reduce scheme, the running time-frequency resource of DMRS occupancy is reduced, at least a set of resource configuration parameter can also include DMRS resource configuration parameter；Correspondingly, at least a set of resource configuration parameter also includes demodulated reference signal DMRS resource configuration parameter.

Alternatively, the resource configuration parameter of the DMRS can include at least one in following parameters：The resource block RB's that the cycle of the DMRS, the sub-frame offset value of the DMRS, the DMRS take The drawing indexing for the RE that the number for the resource unit RE that RB position that number, the DMRS take, the DMRS take in RB, the sequence initialization parameter of the DMRS, the DMRS take and carry the DMRS carrier wave type.

Wherein, the cycle of the DMRS and sub-frame offset value can represent the sub-frame information that the DMRS takes, alternatively, and the sub-frame information that the DMRS takes can also be represented otherwise, for example, can pass through bit map（Bitmap mode) represents the sub-frame information that the DMRS takes, for example, representing to have in a subframe respectively with 1 and 0 does not have DMRS, but not limited to this of the embodiment of the present invention in DMRS and subframe.

Alternatively, one or more of at least one serving BS of UE serving BS side and UE sides can pre-set the part resource configuration parameter of the DMRS, for example, several RB in the middle of DMRS occupancy system bandwidths can be pre-set, or pre-set the cycle of the DMRS or the RB of occupancy number, etc., correspondingly, the resource configuration parameter of the DMRS can not include above-mentioned default resource configuration parameter.Alternatively, one or more of at least one serving BS of UE serving BS and UE sides can also pre-set at least one pattern for the RE that the DMRS takes in a RB, and the resource allocation configuration parameter of the DMRS can include drawing indexing, so, UE can determine the RE that the DMRS takes in a RB, but not limited to this of the embodiment of the present invention according to the drawing indexing and default pattern.

Alternatively, as another embodiment, the sequence initialization parameter of the DMRS is UE dedicated sequences initiation parameters.

The UE dedicated sequences initialisation identifications can not be physical cell identity, and different UE-as the different sequence initializations mark of correspondence；Alternatively, the sequence initialization parameter of the time-frequency track reference signal can also be physical cell identity, but not limited to this of the embodiment of the present invention.

Alternatively, as another embodiment, when the UE holding equipments to equipment（Device to Device, cylinder be referred to as " D2D ") communication when, at least a set of resource configuration parameter can also include the resource configuration parameter that equipment finds signal, the equipment finds that the resource configuration parameter of signal can include subframe and/or frequency band parameters that the equipment finds signal occupancy, but not limited to this of the embodiment of the present invention.

Alternatively, when the first service base station needs to carry out actual schedule to the UE, this can be indicated

UE uses which set resource configuration parameter in above-mentioned at least a set of resource configuration parameter to carry out rate-matched, alternatively, as another embodiment, as shown in Fig. 2 this method 100 also includes：

S130, the first configured information is sent to the UE, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched. Wherein, the first service base station can pass through DCI, Radio Network Temporary Identifier (Radio Network Temporary Identifier, cylinder be referred to as " RNTI "), in Master Information Block (Master Information Block, cylinder is referred to as " MIB ") on scrambling, on CP scrambling or a Special circulation prefix (Cyclic Prefix, cylinder is referred to as " CP ") or by system information block is predefined on CP（System Information Block, cylinder is referred to as " SIB ") etc. method send first configured information, not limited to this of the embodiment of the present invention to the UE.

Alternatively, the first service base station also can indicate that the UE on the subframe in the absence of time-frequency track reference signal, how to estimate time-frequency deviation and corrects the data deviation of present sub-frame, alternatively, as another embodiment, as shown in figure 3, this method 100 also includes：

S140, the second configured information is sent to the UE, and second configured information is used to indicating that the UE-straight to carry out time-frequency tracking using the time-frequency track reference signal being currently received, untill receiving next time-frequency track reference signal.

The UE can be according to second configured information, in the subframe without time-frequency track reference signal, rate-matched is carried out using recently received time-frequency track reference signal, to correct the data deviation of present sub-frame, untill receiving next time-frequency track reference signal；Alternatively, second configured information also can indicate that the DMRS that the UE-straight use is currently received, untill receiving DMRS again, correspondingly, the UE can be in the subframe without DMRS, rate-matched is carried out using recently received DMRS, and obtains demodulated channel, to lift data demodulation performance；Alternatively, second configured information can also indicate that the user equipment in the subframe without time-frequency track reference signal and/or DMRS, using the time-frequency track reference signal and/or DMRS in the subframe nearest apart from the subframe, but not limited to this of the embodiment of the present invention.

Above in conjunction with Fig. 1 to Fig. 3, the method for transmission of reference signals according to embodiments of the present invention is described in detail from the angle of serving BS, below in conjunction with Fig. 4 to Fig. 6, the method for transmission of reference signals according to embodiments of the present invention is described in detail from the angle of user equipment (UE).

Fig. 4 shows the indicative flowchart of the method 200 according to another embodiment of the present invention for transmission of reference signals, and this method 200 can be performed by user equipment (UE), as shown in figure 4, this method 200 includes： S210, receives at least a set of resource configuration parameter that base station is sent, and at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

S220, according at least a set of resource configuration parameter, determines the resource distribution of the time-frequency track reference signal.

Alternatively, the resource configuration parameter of the time-frequency track reference signal includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

Alternatively, as another embodiment, the sequence initialization parameter of the time-frequency track reference signal is UE dedicated sequences initiation parameters.That is, the sequence initialization parameter for the time-frequency track reference signal that UE is received is the special sequence initialization parameters of the UE.

Alternatively, as another embodiment, at least a set of resource configuration parameter also includes demodulated reference signal DMRS resource configuration parameter.

Alternatively, as another embodiment, the resource configuration parameter of the DMRS includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

Alternatively, as another embodiment, the sequence initialization parameter of the DMRS is UE dedicated sequences initiation parameters.That is, the sequence initialization parameter for the DMRS that UE is received is the special sequence initialization parameters of the UE.

Alternatively, as another embodiment, as shown in figure 5, this method 200 also includes：

S230, receives the first configured information of base station transmission, and first configured information is used for instruction user equipment UE and uses the first resource configuration parameter at least a set of resource configuration parameter to carry out speed Match somebody with somebody；

S240, according to first configured information and at least a set of resource configuration parameter, carries out rate-matched.Alternatively, as another embodiment, as shown in fig. 6, this method 200 also includes：

S250, receives the second configured information of base station transmission, second configured information is used for instruction user equipment UE and carries out time-frequency tracking using the time-frequency track reference signal being currently received always, untill receiving next time-frequency track reference signal；

S260, according to second configured information, carries out time-frequency tracking.

It should be understood that the size of the sequence number of above-mentioned each process is not meant to the priority of execution sequence, the execution sequence of each process should be determined with its function and internal logic, and any limit is constituted without tackling the implementation process of the embodiment of the present invention.

Above in conjunction with Fig. 1 to Fig. 6, the method for transmission of reference signals according to embodiments of the present invention is described in detail, below in conjunction with Fig. 7 to Figure 15, description base station according to embodiments of the present invention and user equipment.

Fig. 7 shows the schematic block diagram of base station 300 according to embodiments of the present invention, and the base station 300 includes：

Determining module 310, at least a set of resource configuration parameter for determining user equipment (UE), at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

Sending module 320, at least a set of resource configuration parameter for sending the determining module 310 determination to the UE.

Therefore, the base station of the embodiment of the present invention, by the resource configuration parameter notifying user equipment for the time-frequency track reference signal that will be carried on NCT carrier waves, enable user equipment is correct in the various systems for employ NCT carrier waves to carry out rate-matched and/or carry out interference elimination, so that between base station and user equipment can proper communication, improve Consumer's Experience.

Alternatively, the resource configuration parameter for the time-frequency track reference signal that the determining module 310 is determined includes at least one in following parameters：Resource block RB number that the cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the time-frequency track reference signal take, the time-frequency with The drawing indexing for the RE that number, the antenna port number of the time-frequency track reference signal, the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal for the resource unit RE that the position for the RB that track reference signal takes, the time-frequency track reference signal take in RB take.

Alternatively, as another embodiment, the sequence initialization parameter for the time-frequency track reference signal that the determining module 310 is determined is UE dedicated sequences initiation parameters.

Alternatively, as another embodiment, at least a set of resource configuration parameter that the determining module 310 is determined also includes demodulated reference signal DMRS resource configuration parameter.

Alternatively, as another embodiment, the resource configuration parameter for the DMRS that the determining module 310 is determined includes at least one in following parameters：The drawing indexing for the RE that resource unit RE number, the sequence initialization parameter of the DMRS and DMRS that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

Alternatively, as another embodiment, the sequence initialization parameter for the DMRS that the determining module 310 is determined is UE dedicated sequences initiation parameters.

Alternatively, as another embodiment, the sending module 320 is additionally operable to send the first configured information to the UE, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched.

Alternatively, it is used as another embodiment, the sending module 320 is additionally operable to send the second configured information to the UE, second configured information is used to indicate that the time-frequency track reference signal that the UE-straight use is currently received carries out time-frequency tracking, untill receiving next time-frequency track reference signal.

The base station that base station 300 according to embodiments of the present invention may correspond in the method for transmission of reference signals according to embodiments of the present invention, and above and other operation and/or function of the modules in base station 300 is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 3, in order to which cylinder is clean, it will not be repeated here.

Fig. 8 shows the schematic block diagram of user equipment 400 according to embodiments of the present invention, as shown in figure 8, the user equipment (UE) 400 includes：

Receiving module 410, at least a set of resource configuration parameter for receiving base station transmission, this at least one Set resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

Determining module 420, at least a set of resource configuration parameter received according to the receiving module 410, determines the resource distribution of the time-frequency track reference signal.

Therefore, the user equipment of the embodiment of the present invention, by the resource configuration parameter notifying user equipment for the time-frequency track reference signal that will be carried on NCT carrier waves, enable user equipment is correct in the various systems for employ NCT carrier waves to carry out rate-matched and/or carry out interference elimination, so that between base station and user equipment can proper communication, improve Consumer's Experience.

Alternatively, the resource configuration parameter for the time-frequency track reference signal that the receiving module 410 is received includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

Alternatively, as another embodiment, the sequence initialization parameter for the time-frequency track reference signal that the receiving module 410 is received is sequence initialization the parameter special UE.

Alternatively, as another embodiment, at least a set of resource configuration parameter that the receiving module 410 is received also includes demodulated reference signal DMRS resource configuration parameter.

Alternatively, as another embodiment, the resource configuration parameter for the DMRS that the receiving module 410 is received includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

Alternatively, as another embodiment, the sequence initialization parameter for the DMRS that the receiving module 410 is received is sequence initialization the parameter special UE.

Alternatively, it is used as another embodiment, the receiving module 410 is additionally operable to receive the first configured information that the base station is sent, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched；

Correspondingly, as shown in figure 9, the UE 400 also includes：

Rate Matching block 430, for first configured information that is received according to the receiving module 410 and At least a set of resource configuration parameter, carries out rate-matched.

Alternatively, it is used as another embodiment, the receiving module 410 is additionally operable to receive the second configured information that the base station is sent, second configured information carries out time-frequency tracking for the time-frequency track reference signal that instruction user equipment UE-straight use is currently received, untill receiving next time-frequency track reference signal；

Correspondingly, as shown in Figure 10, the UE 400 also includes：

Time-frequency tracking module 440, for second configured information received according to the receiving module 410, carries out time-frequency tracking.

The user equipment that user equipment 400 according to embodiments of the present invention may correspond in the method for transmission of reference signals according to embodiments of the present invention, and above and other operation and/or function of the modules in user equipment 400 is respectively in order to realize the corresponding flow of each methods of the Fig. 4 into Fig. 6, in order to which cylinder is clean, it will not be repeated here.

Therefore, the user equipment of the embodiment of the present invention, by the resource configuration parameter notifying user equipment for the time-frequency track reference signal that will be carried on NCT carrier waves, enable user equipment is correct in the various systems for employ NCT carrier waves to carry out rate-matched and/or carry out interference elimination, so as to ^^ station user equipment between can proper communication, improve Consumer's Experience.

Figure 11 shows the schematic block diagram of base station 500 according to embodiments of the present invention, and the base station 500 includes：

Processor 510, at least a set of resource configuration parameter for determining user equipment (UE), at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

Transmitter 520, at least a set of resource configuration parameter for sending the processor 510 determination to the UE.

Alternatively, the resource configuration parameter for the time-frequency track reference signal that the processor 510 is determined includes at least one in following parameters：The resource unit that the position for the RB that the number for the resource block RB that the cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the time-frequency track reference signal take, the time-frequency track reference signal take, the time-frequency track reference signal take in RB The drawing indexing for the RE that RE number, the antenna port number of the time-frequency track reference signal, the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

Alternatively, as another embodiment, the sequence initialization parameter for the time-frequency track reference signal that the processor 510 is determined is UE dedicated sequences initiation parameters.

Alternatively, as another embodiment, at least a set of resource configuration parameter that the processor 510 is determined also includes demodulated reference signal DMRS resource configuration parameter.

Alternatively, as another embodiment, the resource configuration parameter for the DMRS that the processor 510 is determined includes at least one in following parameters：The drawing indexing for the RE that resource unit RE number, the sequence initialization parameter of the DMRS and DMRS that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

Alternatively, as another embodiment, the sequence initialization parameter for the DMRS that the processor 510 is determined is UE dedicated sequences initiation parameters.

Alternatively, as another embodiment, the transmitter 520 is additionally operable to send the first configured information to the UE, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched.

Alternatively, it is used as another embodiment, the transmitter 520 is additionally operable to send the second configured information to the UE, second configured information is used to indicate that the time-frequency track reference signal that the UE-straight use is currently received carries out time-frequency tracking, untill receiving next time-frequency track reference signal.

The base station that base station 500 according to embodiments of the present invention may correspond in the method for transmission of reference signals according to embodiments of the present invention, and above and other operation and/or function of the modules in base station 500 is respectively in order to realize the corresponding flow of each methods of the Fig. 1 into Fig. 3, in order to which cylinder is clean, it will not be repeated here.

Figure 12 shows the schematic block diagram of user equipment 600 according to embodiments of the present invention, as shown in Figure 12, and the user equipment (UE) 600 includes：

Receiver 610, at least a set of resource configuration parameter for receiving base station transmission, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, the time-frequency track reference signal It is carried on the carrier wave of new wave-carring type；

Processor 620, at least a set of resource configuration parameter received according to the receiver 610, determines the resource distribution of the time-frequency track reference signal.

Alternatively, the resource configuration parameter for the time-frequency track reference signal that the receiver 610 is received includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

Alternatively, as another embodiment, the sequence initialization parameter for the time-frequency track reference signal that the receiver 610 is received is sequence initialization the parameter special UE.

Alternatively, as another embodiment, at least a set of resource configuration parameter that the receiver 610 is received also includes demodulated reference signal DMRS resource configuration parameter.

Alternatively, as another embodiment, the resource configuration parameter for the DMRS that the receiver 610 is received includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

Alternatively, as another embodiment, the sequence initialization parameter for the DMRS that the receiver 610 is received is sequence initialization the parameter special UE.

Alternatively, as another embodiment, the receiver 610 is additionally operable to receive the first configured information that the base station is sent, and first configured information is used to indicate that the UE uses the first resource configuration parameter at least a set of resource configuration parameter to carry out rate-matched；

The processor 620 is additionally operable to first configured information and at least a set of resource configuration parameter received according to the receiver 610, carries out rate-matched.

Alternatively, as another embodiment, the receiver 610 is additionally operable to receive the base station is sent second Configured information, second configured information carries out time-frequency tracking for the time-frequency track reference signal that instruction user equipment UE-straight use is currently received, untill receiving next time-frequency track reference signal；Correspondingly, the processor 620 is additionally operable to second configured information received according to the receiver 610, carries out time-frequency tracking.

The user equipment that user equipment 600 according to embodiments of the present invention may correspond in the method for transmission of reference signals according to embodiments of the present invention, and above and other operation and/or function of the modules in user equipment 600 is respectively in order to realize the corresponding flow of each methods of the Fig. 4 into Fig. 6, in order to which cylinder is clean, it will not be repeated here.

It should be understood that in embodiments of the present invention, term " and/or " it is only a kind of incidence relation for describing affiliated partner, expression may have three kinds of relations.For example, A and/or B, can be represented：Individualism A, while there is A and B, these three situations of individualism B.In addition, character "/" herein, typically represent forward-backward correlation object be it is a kind of " or " relation.

Those of ordinary skill in the art can be appreciated that, various method steps and unit with reference to described in the embodiments described herein, it can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate the interchangeability of hardware and software, the step of generally describing each embodiment according to function in the above description and composition.These functions are performed with hardware or software mode actually, depending on the application-specific and design constraint of technical scheme.Those of ordinary skill in the art can realize described function to each specific application using distinct methods, but this realization is it is not considered that beyond the scope of this invention.

It is apparent to those skilled in the art that, clean with cylinder for convenience of description, the specific work process of the system of foregoing description, device and unit may be referred to the corresponding process in preceding method embodiment, will not be repeated here.

In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can realize by another way.For example, device embodiment described above is only schematical, for example, the division of the unit, it is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.In addition, it is shown or discussed each other Coupling or direct-coupling or communication connection can be by the INDIRECT COUPLING of some interfaces, device or unit or communication connection or electricity, mechanical or other form connections.

The unit illustrated as separating component can be or may not be physically separate, and the part shown as unit can be or may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Some or all of unit therein can be selected to realize the purpose of scheme of the embodiment of the present invention according to the actual needs.

In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit or unit is individually physically present or two or more units are integrated in a unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.

If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or in use, can be stored in a computer read/write memory medium.Understood based on such, the part that technical scheme substantially contributes to prior art in other words, or all or part of the technical scheme can be embodied in the form of software product, the computer software product is stored in a storage medium, including some instructions are to cause a computer equipment（Can be personal computer, server, or network equipment etc.）Perform all or part of step of each embodiment methods described of the invention.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage（Read-Only Memory, cylinder is referred to as " ROM "), random access memory（Random Access Memory, cylinder is referred to as " RAM "), magnetic disc or CD etc. are various can be with the medium of store program codes.

It is described above; only embodiment of the invention; but protection scope of the present invention is not limited thereto; any one skilled in the art the invention discloses technical scope in; various equivalent modifications or substitutions can be readily occurred in, these modifications or substitutions should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.

Claims

Claim

1. a kind of method for transmission of reference signals, it is characterised in that including：

At least a set of resource configuration parameter of user equipment (UE) is determined, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

To at least a set of resource configuration parameter described in UE transmissions.

2. according to the method described in claim 1, it is characterised in that the resource configuration parameter of the time-frequency track reference signal includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

3. method according to claim 2, it is characterised in that the sequence initialization parameter of the time-frequency track reference signal is UE dedicated sequences initiation parameters.

4. according to the method in any one of claims 1 to 3, it is characterised in that at least a set of resource configuration parameter also includes demodulated reference signal DMRS resource configuration parameter.

5. method according to claim 4, it is characterised in that the resource configuration parameter of the DMRS includes at least one in following parameters：The drawing indexing for the RE that resource unit RE number, the sequence initialization parameter of the DMRS and the DMRS that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

6. method according to claim 5, it is characterised in that the sequence initialization parameter of the DMRS is UE dedicated sequences initiation parameters.

7. method according to any one of claim 1 to 6, it is characterised in that methods described also includes：

The first configured information is sent to the UE, first configured information is used to indicate that the first resource configuration parameter in the UE at least a set of resource configuration parameters described in carries out rate-matched.

8. method according to any one of claim 1 to 7, it is characterised in that methods described also includes： The second configured information is sent to the UE, and second configured information is used to indicating that the UE-straight to carry out time-frequency tracking using the time-frequency track reference signal being currently received, untill receiving next time-frequency track reference signal.

9. a kind of method for transmission of reference signals, it is characterised in that including：

At least a set of resource configuration parameter that base station is sent is received, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

According at least a set of resource configuration parameter, the resource distribution of the time-frequency track reference signal is determined.

10. method according to claim 9, it is characterised in that the resource configuration parameter of the time-frequency track reference signal includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

11. method according to claim 10, it is characterised in that the sequence initialization parameter of the time-frequency track reference signal is user equipment (UE) dedicated sequences initiation parameter.

12. the method according to any one of claim 9 to 11, it is characterised in that at least a set of resource configuration parameter also includes demodulated reference signal DMRS resource configuration parameter.

13. method according to claim 12, it is characterised in that the resource configuration parameter of the DMRS includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

14. method according to claim 13, it is characterised in that the sequence initialization parameter of the DMRS is UE dedicated sequences initiation parameters.

15. the method according to any one of claim 9 to 14, it is characterised in that methods described also includes：

The first configured information that the base station is sent is received, first configured information is set for instruction user First resource configuration parameter in standby UE at least a set of resource configuration parameters described in carries out rate-matched；

According to first configured information and at least a set of resource configuration parameter, rate-matched is carried out.16. the method according to any one of claim 9 to 15, it is characterised in that methods described also includes：

Receive the second configured information that the base station is sent, second configured information is used for instruction user equipment UE-straight and carries out time-frequency tracking using the time-frequency track reference signal being currently received, untill receiving next time-frequency track reference signal；

According to second configured information, time-frequency tracking is carried out.

17. a kind of base station, it is characterised in that including：

Determining module, at least a set of resource configuration parameter for determining user equipment (UE), at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

Sending module, for sending at least a set of resource configuration parameter described in the determining module determination to the UE.

18. base station according to claim 17, it is characterised in that the resource configuration parameter for the time-frequency track reference signal that the determining module is determined includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

19. base station according to claim 18, it is characterised in that the sequence initialization parameter for the time-frequency track reference signal that the determining module is determined is UE dedicated sequences initiation parameters.

20. the base station according to any one of claim 17 to 19, it is characterised in that at least a set of resource configuration parameter that the determining module is determined also includes demodulated reference signal DMRS resource configuration parameter.

21. base station according to claim 20, it is characterised in that the resource configuration parameter for the DMRS that the determining module is determined includes at least one in following parameters：The position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS The drawing indexing for the RE that the resource unit RE taken in RB number, the sequence initialization parameter of the DMRS and the DMRS take.

22. base station according to claim 21, it is characterised in that the sequence initialization parameter for the DMRS that the determining module is determined is UE dedicated sequences initiation parameters.

23. the base station according to any one of claim 17 to 22, it is characterized in that, the sending module is additionally operable to send the first configured information to the UE, and first configured information is used to indicate that the first resource configuration parameter in the UE at least a set of resource configuration parameters described in carries out rate-matched.

24. the method according to any one of claim 17 to 23, it is characterized in that, the sending module is additionally operable to send the second configured information to the UE, second configured information is used to indicate that the time-frequency track reference signal that the UE-straight use is currently received carries out time-frequency tracking, untill receiving next time-frequency track reference signal.

25. a kind of user equipment (UE), it is characterised in that including：

Receiving module, at least a set of resource configuration parameter for receiving base station transmission, at least a set of resource configuration parameter includes the resource configuration parameter of time-frequency track reference signal, and the time-frequency track reference signaling bearer is on the carrier wave of new wave-carring type；

Determining module, at least a set of resource configuration parameter according to receiving module reception, determines the resource distribution of the time-frequency track reference signal.

26. UE according to claim 25, it is characterised in that the resource configuration parameter for the time-frequency track reference signal that the receiving module is received includes at least one in following parameters：The cycle of the time-frequency track reference signal, the sub-frame offset value of the time-frequency track reference signal, the number for the resource block RB that the time-frequency track reference signal takes, the position for the RB that the time-frequency track reference signal takes, the number for the resource unit RE that the time-frequency track reference signal takes in RB, the antenna port number of the time-frequency track reference signal, the drawing indexing for the RE that the sequence initialization parameter of the time-frequency track reference signal and the time-frequency track reference signal take.

27. UE according to claim 26, it is characterised in that the sequence initialization parameter for the time-frequency track reference signal that the receiving module is received is sequence initialization the parameter special UE.

28. the UE according to any one of claim 25 to 27, it is characterised in that at least a set of resource configuration parameter that the receiving module is received also includes demodulated reference signal DMRS resource configuration parameter.

29. UE according to claim 28, it is characterised in that the institute that the receiving module is received Stating DMRS resource configuration parameter includes at least one in following parameters：The drawing indexing for the RE that number, the antenna port number of the DMRS, the sequence initialization parameter of the DMRS and the DMRS for the resource unit RE that the position for the RB that the number for the resource block RB that parameter for cycle for indicating the DMRS, the parameter of the sub-frame offset value for indicating the DMRS, the DMRS take, the DMRS take, the DMRS take in RB take.

30. UE according to claim 29, it is characterised in that the sequence initialization parameter for the DMRS that the receiving module is received is sequence initialization the parameter special UE.

31. the UE according to any one of claim 25 to 30, it is characterized in that, the receiving module is additionally operable to receive the first configured information that the base station is sent, and first configured information is used to indicate that the first resource configuration parameter in the UE at least a set of resource configuration parameters described in carries out rate-matched；

The UE also includes：

Rate Matching block, for first configured information received according to the receiving module and at least a set of resource configuration parameter, carries out rate-matched.

32. the UE according to any one of claim 25 to 31, it is characterized in that, the receiving module is additionally operable to receive the second configured information that the base station is sent, second configured information is used for instruction user equipment UE and carries out time-frequency tracking using the time-frequency track reference signal being currently received always, untill receiving next time-frequency track reference signal；

The UE also includes：

Time-frequency tracking module, for second configured information received according to the receiving module, carries out the blunt track of time-frequency 3.