CN107370534A

CN107370534A - The measuring method and device of channel condition information

Info

Publication number: CN107370534A
Application number: CN201610319480.7A
Authority: CN
Inventors: 弓宇宏; 鲁照华; 李儒岳; 张淑娟; 王小鹏; 梅猛
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2016-05-13
Filing date: 2016-05-13
Publication date: 2017-11-21
Also published as: WO2017194028A1

Abstract

The invention provides a kind of measuring method of channel condition information and device, wherein, this method includes：N number of reference signal port is sent to the second equipment by the first equipment according to specified sending method on specified reference signal resource, wherein, the reference signal port is used for the channel condition information between the first equipment and the second equipment described in second device measuring, and the N is positive integer；First equipment receives the channel condition information of the second equipment feedback, by the present invention, solves the problems, such as the measurement of channel condition information in correlation technique.

Description

The measuring method and device of channel condition information

Technical field

The present invention relates to the communications field, in particular to a kind of measuring method of channel condition information And device.

Background technology

Cellular network system in correlation technique is mainly using low-frequency range (such as 300MHz~3GHz) frequency Spectrum, however, with the continuous growth of traffic demands, traditional low-frequency range becomes more and more crowded, It has been insufficient for the demand of future communications.

The characteristics of high-frequency communication is to have than more serious path loss, penetration loss, spatial with Air is in close relations.Because the wavelength of high-frequency signal is extremely short, great quantity of small antenna array can be applied, with Enable beamforming technique to obtain more accurate beam direction, improved with narrow beam technical advantage The covering power of high-frequency signal, makes up transmission loss, is a big feature of high-frequency communication.

Long Term Evolution (LTE, Long Term Evolution) system is carried out more using base band precoding Antenna data multiplexing transmission, it preferably can support multi-stream data to transmit, therefore being capable of preferable twelve Earthly Branches Hold space division multiplexing and MIMO (Mutiple Input Mutiple Output, multiple-input and multiple-output) is passed Transmission scheme, but shortcoming is that each transmission antenna needs to correspond to a radio frequency link, and cost is too high.Radio frequency Precoding is also known as radio frequency beam figuration, although saving radio frequency link quantity, wave beam forming power Value is only applied to be sent on signal in single current, is then sent again by multiple antennas, so as to limit System multiplexing capacity.In high frequency communication system, as a result of big aerial array, in order to continue to prop up MIMO multiple stream transmissions are held, and effectively control radio frequency link cost, it is a kind of feasible in correlation technique Mode be using mixing precoding structure, i.e., simultaneously using base band precoding and radio frequency precoding progress Multi-antenna data multiplexing transmission.Mix under precoding structure, the corresponding antenna array of a radio frequency link Row.However, because a radio frequency link can only get a wave beam at the same moment, therefore carry out Multiple wave beams of data-reusing must be from different radio frequency links, and which increase in high frequency communication system The difficulty of wave beam training.

For how rapidly and accurately to complete channel condition information under the said structure in correlation technique Measurement and feedback, at present it is not yet found that the solution of effect.

The content of the invention

The embodiments of the invention provide a kind of measuring method of channel condition information and device, at least to solve The problem of certainly measurement efficiency of channel condition information is low in correlation technique.

According to one embodiment of present invention, there is provided a kind of measuring method of channel condition information, bag Include：First equipment is by N number of reference signal port according to specified sending method in specified reference signal The second equipment is sent in resource, wherein, the reference signal port is used for second device measuring Channel condition information between first equipment and the second equipment, the N are positive integer；Described One equipment receives the channel condition information of the second equipment feedback.

Alternatively, the sending method specified includes the first sending method or the second sending method, Wherein, first sending method be the first equipment by the reference signal port with first kind send wave Beam is sent to the second equipment, second sending method be the first equipment by the reference signal port with Second class sends wave beam and is sent to the second equipment.

Alternatively, it is that first kind precoding is passed through in the reference signal port that the first kind, which sends wave beam, Signal after being weighted with the second class precoding；It is the reference signal port that second class, which sends wave beam, Signal after being weighted merely through the second class precoding.

Alternatively, the first kind precoding is base band precoding, and the second class precoding is radio frequency Precoding.

Alternatively, the sending method specified include by the reference signal port of the first equipment by Repeat to send Q times according to identical sending method, wherein Q is the integer more than 1.

Alternatively, the Q repetition is sent is located at Q different time quantum set respectively, its Described in the time set in include at least one time quantum.

Alternatively, sending method first equipment specified and the second equipment are made an appointment Sending method or by network side by signaling to the first equipment and/or the second equipment.

Alternatively, the reference signal resource specified includes：The subcarrier in frequency domain position specified and/ Or time domain time quantum,

Alternatively, the subcarrier in frequency domain position specified includes equally spaced sub-carrier positions.

Alternatively, the sub-carrier positions and/or time quantum by first equipment by signaling To second equipment.

Alternatively, first equipment in the equally spaced sub-carrier positions of frequency domain with first kind send wave Beam sends the reference signal port.

Alternatively, first equipment in the equally spaced sub-carrier positions of frequency domain with the identical first kind Send wave beam and send the reference signal port.

Alternatively, the sub-carrier positions send wave beam with the first kind has corresponding relation.

Alternatively, the corresponding relation made an appointment by first equipment and second equipment or by Network side is by signaling to the first equipment and/or the second equipment.

Alternatively, the corresponding relation includes one below：

The continuous sub-carrier positions of frequency domain every M from low to high correspond to M by permanent order The different first kind sends wave beam；

Per M, a continuous sub-carrier positions corresponds to M not to frequency domain by permanent order from high to low The same first kind sends wave beam；

Wherein, the M different first kind transmission wave beams correspond to the M different first kind and prelisted Code weight value and identical the second class precoding weights, the M are the integer more than 1.

Alternatively, the corresponding relation includes：

The every N number of continuous sub-carrier positions of frequency domain from low to high or from high to low are a son Carrier wave set, N number of subcarrier in each subcarrier group correspond to N number of different first by permanent order Class sends wave beam, and it is pre- that N number of different first kind transmission wave beam corresponds to N number of the second different class Encode weights and identical first kind precoding weights, the first kind send wave in different subcarrier groups Beam corresponds to different first kind precoding weights and by the corresponding class of identical second of subcarrier order in group Precoding weights.

Alternatively, N number of subcarrier in each subcarrier group respectively positioned at it is N number of different when Between unit.

Alternatively, first equipment in the equally spaced sub-carrier positions of frequency domain with the second class send wave Beam sends the reference signal port.

Alternatively, first equipment is at the same time on unit respectively with N number of the second different class Send wave beam and send N number of reference signal port.

Alternatively, first equipment sends identical reference in the equally spaced sub-carrier positions of frequency domain Signal port.

Alternatively, N number of reference signal port respectively from N number of different sub-carrier positions one by one It is corresponding.

Alternatively, N number of reference signal port is sent out on N number of different time quantum respectively Send.

Alternatively, N number of reference signal port is respectively N number of reference signal sequence.

Alternatively, the reference signal sequence is by pseudo noise PN53439 sequences or CAZAC sequence structures Into.

Alternatively, send wave of the generation of the reference signal sequence with sending the reference signal port The wave beam mark of beam is related.

Alternatively, send wave of the generation of the reference signal sequence with sending the reference signal port Radio frequency link port-mark where beam is related.

Alternatively, the value of the N includes at least one of：The radio frequency link port number of first equipment Mesh, the first kind send wave beam number, the second class sends wave beam number, first kind precoding weights number, Second class precoding weights number, the maximum transmitted number of plies.

Alternatively, the channel condition information includes first kind channel condition information or the second class channel Status information.

Alternatively, one or one group of first kind send wave beam identification information, one or one group second Class sends running time-frequency resource information corresponding to wave beam, one or one group of first kind sends son where wave beam Carrier position information, one or one group of first kind send radio frequency link port information corresponding to wave beam, Corresponding channel quality information under one or one group of transmission wave beam, wherein, described one group first Class send wave beam in wave beam respectively from different radio frequency link ports, wherein, one group of expression is multiple.

Alternatively, the second class channel condition information includes at least one of：One or one group Two class send wave beam identification information, reference signal port information, one or one group of second class are sent Sub-carrier positions information corresponding to wave beam, sub-carrier positions information corresponding to the reference signal port, First kind precoding value information, wave beam and described first sent based on one or one group of second class Channel quality information under class precoding weights, wherein, one group of expression is multiple.

According to one embodiment of present invention, there is provided the measuring method of another channel condition information, Including：Second equipment receives the N number of with reference to letter of the first equipment transmission on specified reference signal resource Number port；Second equipment is according to the ginseng received on the reference signal resource specified The channel condition information between signal port measurement first equipment and the second equipment is examined, and by described in Information feedback gives first equipment, wherein, the N is positive integer.

Alternatively, the reference signal resource specified includes：The subcarrier in frequency domain position specified and/ Or time domain time quantum set.

Alternatively, the sub-carrier positions and/or time quantum by the second equipment by receiving come automatic network Side signals acquisition.

Alternatively, second equipment is in the equally spaced son of reference signal resource frequency domain specified The reference signal port is received on carrier position.

Alternatively, second equipment is according to the mode made an appointment or by receiving from network side Signal the sending method for obtaining the reference signal port.

Alternatively, described sender formula includes the first sending method or the second sending method, wherein, First sending method is that the reference signal port is sent wave beam hair by the first equipment with the first kind Give the second equipment, the second class sending method is the first equipment by the reference signal port with the Two classes send wave beam and are sent to the second equipment.

Alternatively, it is that first kind precoding is passed through in the reference signal port that the first kind, which sends wave beam, Signal after being weighted with the second class precoding, it is the reference signal port that second class, which sends wave beam, Signal after being weighted merely through the second class precoding.

Alternatively, described sender formula include by the reference signal port of first equipment according to Identical sending method repeats to send Q times, and wherein Q is the integer more than 1.

Alternatively, the Q repetition is sent is located at Q different time quantum set respectively, its Described in the time set in comprise at least a time quantum.

Alternatively, the reference signal sequence is by PN53439 sequences or CAZAC Sequence compositions.

Alternatively, send wave of the reference signal resource specified with sending the reference signal port There is corresponding relation, the corresponding relation determines or passed through reception by mode predetermined in advance between beam Signaling for network side is known.

Alternatively, between the reference signal port and the transmission wave beam for sending the reference signal port With corresponding relation, the corresponding relation is determined by the mode made an appointment or by receiving network side Signal and know.

Alternatively, send wave of the reference signal resource specified with sending the reference signal port There is corresponding relation, the corresponding relation is by the side that makes an appointment between radio frequency link port where beam Formula is determined or known by receiving signaling for network side.

Alternatively, where transmission wave beam of the reference signal port with sending the reference signal port Radio frequency link port between there is corresponding relation, the corresponding relation is determined by the mode made an appointment Or known by receiving signaling for network side.

Alternatively, the corresponding relation includes one below：

The continuous subcarrier position of the reference signal resource frequency domain specified every M from low to high Put and correspond to M different first kind transmission wave beams in a fixed order；

The continuous subcarrier pair of the reference signal resource frequency domain specified every M from high to low The M different first kind are answered to send wave beam；

According to the method for claim 46, it is characterised in that the corresponding relation includes：Institute State the reference signal resource frequency domain specified from low to high or from high to low every N number of continuous described Sub-carrier positions are a sub- carrier wave set, and N number of subcarrier in each subcarrier group presses permanent order pair N number of different first kind is answered to send wave beam, N number of different first kind sends wave beam and corresponds to N Individual the second different class precoding weights and identical first kind precoding weights, different subcarrier groups On the first kind send wave beam correspond to different first kind precoding weights and by group subcarrier sequentially Corresponding identical the second class precoding weights.

Alternatively, the corresponding relation include the reference signal resource specified in it is different at equal intervals Sub-carrier positions correspond to the second different classes and send wave beam.

Alternatively, the corresponding relation is included in the reference signal resource specified at the same time N number of reference signal port corresponds to N number of the second different class and sends wave beam on unit.

Alternatively, second equipment determines according to the sub-carrier positions where the reference signal port The first kind sends the wave beam mark or wave beam mark scope of wave beam, and works as the second equipment root Determine that the first kind sends the wave beam of wave beam according to the sub-carrier positions where the reference signal port In the case of identifying scope, second equipment is further by blind in the range of wave beam mark Detection determines that the first kind sends the wave beam mark of wave beam.

Alternatively, second equipment determines that the first kind sends wave beam according to the sub-carrier positions The radio frequency link port at place.

Alternatively, second equipment determines the second class send wave according to the reference signal port The wave beam mark or wave beam mark scope of beam, and when second equipment is according to the reference signal In the case that port determines the wave beam mark scope that second class sends wave beam, second equipment is entered One step determines that second class sends the wave beam of wave beam by blind Detecting in the range of being identified in the wave beam Mark.

Alternatively, second equipment determines that sending second class sends out according to the reference signal port Send the radio frequency link port where wave beam.

Alternatively, second equipment determines that sending second class sends out according to the reference signal port The radio frequency link port where wave beam is sent, and determines that radio frequency link port is corresponding by the way of blind Detecting Transmission wave beam wave beam mark.

Alternatively, the value of the N includes at least one of：First equipment is described for sending Maximum radio frequency link port number, the first kind of reference signal port send wave beam number, the second class hair Send wave beam number, first kind precoding weights number, the second class precoding weights number, maximum transmitted The number of plies.

Alternatively, the first kind channel condition information includes at least one of：One or one group A kind of send wave beam identification information, one or one group of first kind send running time-frequency resource corresponding to wave beam Sub-carrier positions information where information, one or one group of first kind send wave beam, it is one or One group of first kind sends radio frequency link port information, one or one group of transmission wave beam corresponding to wave beam Lower corresponding channel quality information, wherein the wave beam that one group of first kind is sent in wave beam comes respectively From different radio frequency link ports, wherein, one group of expression is multiple.

Alternatively, the second class channel condition information includes at least one of：One or one group Two class send wave beam identification information, reference signal port information, one or one group of second class are sent Running time-frequency resource information, one or one group of second class send subcarrier corresponding to wave beam corresponding to wave beam Sub-carrier positions information, first kind precoding weights corresponding to positional information, the reference signal port Information, the channel under wave beam and first kind precoding weights sent based on one or one group of second class Quality information, wherein the wave beam in one group of second class transmission wave beam is respectively from different rf chains Road port, wherein, one group of expression is multiple.

According to another embodiment of the invention, there is provided a kind of measurement apparatus of channel condition information, The first equipment is arranged on, including：Sending module, for by N number of reference signal port according to specified Sending method is sent to the second equipment on specified reference signal resource, wherein, the reference signal Port is used for the channel status letter between the first equipment and the second equipment described in second device measuring Breath, the N is positive integer；Receiving module, for receiving the channel status of the second equipment feedback Information.

According to another embodiment of the invention, there is provided the measurement apparatus of another channel condition information, The second equipment is arranged on, including：Receiving module, for receiving on specified reference signal resource N number of reference signal port that one equipment is sent；Processing module, for according in the reference specified The reference signal port that is received on signal resource measure first equipment and the second equipment it Between channel condition information, and give the information feedback to first equipment, wherein, The N is positive integer.

According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set It is set to the program code that storage is used to perform following steps：

By N number of reference signal port according to specified sending method on specified reference signal resource The second equipment is sent to, wherein, the reference signal port is used for the described in second device measuring Channel condition information between one equipment and the second equipment, the N are positive integer；

Receive the channel condition information of the second equipment feedback.

By means of the invention it is possible to the wave beam training process being completed quickly and effectively in high frequency communication system, By way of the reference signal port for sending wave beam is bound with transmission wave beam so that receiving side can Pass through the frequency domain position where the reference signal port that receives or the reference signal port received Just can determine that receive send wave beam or send beam area and/or send wave beam from rf chain Road port, because reducing receiving side to sending the blind Detecting complexity of wave beam, and enable receiving side The transmission wave beam from different radio frequency link port is distinguished, so as to which multi-antenna data transmission multiplexing will be used for Wave beam and channel quality information feedback to sending side, solve channel condition information in correlation technique The problem of measurement efficiency is low.

Brief description of the drawings

Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the one of the application Part, schematic description and description of the invention are used to explain the present invention, not formed to this hair Bright improper restriction.In the accompanying drawings：

Fig. 1 is a kind of flow chart of the measuring method of channel condition information according to embodiments of the present invention；

Fig. 2 is the flow chart of the measuring method of another channel condition information according to embodiments of the present invention；

Fig. 3 is a kind of structured flowchart of the measurement apparatus of channel condition information according to embodiments of the present invention；

Fig. 4 is the structural frames of the measurement apparatus of another channel condition information according to embodiments of the present invention Figure；

Fig. 5 is a kind of mixing precoding structural representation positioned at transmitting terminal according to embodiments of the present invention；

Fig. 6 is that the send wave beam and sub-carrier positions of reference signal in the embodiment of the present invention have fixation The schematic diagram of mapping relations；

Fig. 7 is to send wave beam and sub-carrier positions from different radio frequency link in the embodiment of the present invention A kind of schematic diagram of mapping relations；

Fig. 8, which is that frequency domain different sub-carrier position correspondence time domain of the embodiment of the present invention is multiple, sends wave beam A kind of schematic diagram；

Fig. 9 be frequency domain of embodiment of the present invention sub-carrier positions and the different beams from different links it Between there is a kind of schematic diagrames of fixed mapping relations；

Figure 10 is that have fixed reflect in the embodiment of the present invention between reference signal port and radio frequency link Penetrate a kind of schematic diagram of relation；

Figure 11 is that have admittedly between reference signal port and subcarrier in frequency domain position in the embodiment of the present invention A kind of schematic diagram of fixed mapping relations；

Figure 12 is that different base station takes different subcarrier in frequency domain position transmission ginsengs in the embodiment of the present invention Examine a kind of schematic diagram of signal.

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 the term in description and claims of this specification and above-mentioned accompanying drawing " first ", " second " etc. be for distinguishing similar object, without for describe specific order or Precedence.

Embodiment 1

A kind of measuring method of channel condition information is provided in the present embodiment, and Fig. 1 is according to this hair The flow chart of the measuring method of a kind of channel condition information of bright embodiment, as shown in figure 1, the flow Comprise the following steps：

Step S102, the first equipment are referring to N number of reference signal port according to specified sending method The second equipment is sent on fixed reference signal resource, wherein, reference signal port is used for the second equipment The channel condition information between the first equipment and the second equipment is measured, N is positive integer；

Step S104, the first equipment receive the channel condition information of the second equipment feedback.

Wherein, N number of reference signal port is used between second the first equipment of device measuring and the second equipment Channel condition information, N is positive integer.

By above-mentioned steps, the wave beam training process that can be completed quickly and effectively in high frequency communication system, By the reference signal port by wave beam is sent with sending wave beam binding and/or sending the money of reference signal Source and the mode for sending wave beam binding so that receiving side can be by the reference signal port institute that receives Frequency domain position and/or time quantum or the reference signal port that receives just can determine that and receive Send wave beam or send beam area and/or send wave beam from radio frequency link port, thus reduce Receiving side enables receiving side to distinguish from different radio frequency to sending the blind Detecting complexity of wave beam The transmission wave beam of link port, so as to which the wave beam and channel quality of multiplexing will be transmitted for multi-antenna data Feedback of the information solves the problems, such as that the measurement efficiency of channel condition information in correlation technique is low to sending side.

Herein it should be noted that " time quantum " mentioned in the present invention includes at least one time domain Minimum time unit, for example, the time quantum can be a symbol either by fixed number of symbol A subframe etc. for number composition；" time quantum set " mentioned in the present invention includes at least one institute Time quantum is stated, wherein at least one time quantum is probably multiple continuous time quantums Either discrete time quantum.

Alternatively, the executive agent of above-mentioned steps can be base station etc., but not limited to this.The present embodiment And a kind of feedback method of channel condition information, downlink transmitting terminal (base station side) will refer to letter Number port (including：Reference signal) it is handed down to end side (the second equipment), end side feedback letter again Channel state information is to base station side.

The measuring method of another channel condition information is additionally provided in the present embodiment, is applied and is being received End, or end side.Fig. 2 is the measurement side of another channel condition information according to embodiments of the present invention The flow chart of method, as shown in Fig. 2 the flow comprises the following steps：

Step S202, the second equipment receive the N of the first equipment transmission on specified reference signal resource Individual reference signal port；

Step S204, the second equipment are believed according to the reference received on specified reference signal resource Number port measures the channel condition information between the first equipment and the second equipment, and by channel condition information The first equipment is fed back to, wherein, N is positive integer.

In the present embodiment, " reference signal " and " reference signal port " can be with equivalent equivalence；" penetrate Frequency link " and " radio frequency link port " can be with equivalent equivalences.

In the optional embodiment according to the present embodiment, the first equipment is the transmitting terminal of reference signal, Second equipment is the receiving terminal of reference signal, such as in cellular network system downlink transmission, first Equipment is base station, and accordingly the second equipment is terminal；In the transmission of cellular network system up-link, the One equipment is terminal, and accordingly the second equipment is base station；In equipment and equipment (D2D, Device to Device in communication environment), the first equipment is terminal 1, and accordingly the second equipment is terminal 2.

In the optional embodiment according to the present embodiment, network side signals generally to be issued by base station To terminal.

The first kind sends wave beam and refers to that reference signal is passed through first kind precoding and second by the first equipment The second equipment is sent to after class precoding；Second class sends wave beam and refers to the first equipment by reference signal The second equipment is sent to merely through the second class precoding afterwards.Wherein, first kind precoding is that base band is pre- Coding or referred to as digital precode, the second class precoding are that radio frequency precoding or referred to as simulation prelist Code.

Optionally, N number of reference signal port is respectively N number of reference signal sequence, wherein reference signal Sequence by pseudo noise sequence (Pseudo-noise Sequence, referred to as PN53439 sequences) or Zadoff-Chu sequence (referred to as ZC sequences) is formed, the generation of reference signal sequence and the first kind Send wave beam or the second class sends the wave beam mark correlation of wave beam.Wherein, ZC sequences are a kind of typical cases Permanent envelope zero auto-correlation (Constant Amplitude Zero Auto Correlation, referred to as CAZAC) sequence.

Optionally, the generation of reference signal also sends wave beam with the first kind or the second class sends wave beam and come from Radio frequency link port-mark it is related.

Optionally, N value is equal to transmitting terminal rf chain way, or the first kind sends wave beam number, Either the second class sends wave beam number or first kind precoding weights number, or the second class prelists Code weight value number, or multi-antenna data is multiplexed the maximum allowable transmission number of plies in communication system.

The present embodiment includes following two implementations, is specially：

Mode one：

N number of reference signal port of first equipment sends wave beam according to the first kind and believed in specified reference The second equipment is sent in number resource；Second equipment sets first kind information feedback to first It is standby.

The reference signal resource specified includes, the first equipment specified subcarrier in frequency domain position and/or when Between send wave beam according to the first kind on unit set and send reference signal.Wherein, sub-carrier positions and/ Or the time gathers having been made an appointment by the first equipment and the second equipment or passes through letter by the first equipment Order notice is to the second equipment.It is worth noting that, the sub-carrier positions specified also include all sons of frequency domain Carrier position.

Alternatively, N number of reference signal port of the first equipment sends wave beam according to the first equipment and specified Time quantum collection close repetition and send Q time, wherein Q is integer more than 1.This is mainly examined Consider the second equipment also will the mode based on wave beam carry out the reception of reference signal port, it is at this moment different Receive under wave beam, the first equipment repeats to send the reference signal port in the same fashion, i.e., logical In the case of often, there are the second equipment how many reception wave beams to require the first equipment in the same fashion Repeat to send how many times reference signal port.Here receive wave beam to refer to, receiving device (the second equipment) Processing is weighted to the channel received to obtain, the corresponding reception wave beam of each weighted value.

Optionally, the first equipment is sent out in the equally spaced sub-carrier positions of frequency domain according to the identical first kind Wave beam is sent to send reference signal.Wherein, sub-carrier positions and the first kind send wave of reference signal port There is fixed corresponding relation, corresponding relation is made an appointment by the first equipment and the second equipment between beam Or by the first equipment by signaling to the second equipment.

Optionally, per M, a continuous sub-carrier positions presses fixation to frequency domain from low to high or from high to low The corresponding M different first kind wave beams of order, M first kind wave beam correspond to M different first Class precoding weights and identical the second class precoding weights, wherein M are the integer more than 1. Corresponding relation between this reference signal resource and first kind wave beam, it is more suitable for only supporting single layer data The situation of transmission.

Or it is optional, frequency domain is from low to high or N number of continuous sub-carrier positions every from high to low are one Individual sub- carrier wave set, N number of subcarrier in each subcarrier group are corresponded to N number of different by permanent order First kind wave beam, N number of different first kind wave beam correspond to N number of the second different class precoding and one Identical first kind precoding, the first kind wave beam in different subcarrier groups correspond to the different first kind Precoding.Wherein, the first kind on N number of subcarrier in each subcarrier group sends wave beam and existed respectively It is transmitted on N number of different time quantum.Between this reference signal resource and first kind wave beam Corresponding relation, it is more suitable for the situation of multi-antenna data multilayer multiplexing transmission.

Alternatively, the first kind of the reference signal resource specified with sending the reference signal port There is fixed corresponding relation, the corresponding relation is that the first equipment and the second equipment are pre- between transmission wave beam It is first arranging or by the first equipment by signaling to the second equipment.

Alternatively, the first kind of the reference signal resource specified with sending the reference signal port Sending between the radio frequency link port where wave beam has fixed corresponding relation, the corresponding relation by It is that first equipment and the second equipment have been made an appointment or by the first equipment by signaling to second Equipment.

Alternatively, the first kind of the reference signal port specified with sending the reference signal port There is fixed corresponding relation between transmission wave beam, the corresponding relation is by the first equipment and the second equipment In advance set in advance or by the first equipment by signaling to the second equipment.

Alternatively, the first kind of the reference signal port specified with sending the reference signal port Sending between the radio frequency link port where wave beam has fixed corresponding relation, the corresponding relation by It is that first equipment and the second equipment have been made an appointment or by the first equipment by signaling to second Equipment.

Second equipment receives reference signal port on specified reference signal resource, is specified based on described The reference signal port estimation channel condition information received on reference signal resource, specifically including root Determine to send reference signal first kind send wave according to the sub-carrier positions where the reference signal received The wave beam mark or wave beam mark scope of beam, further pass through blind Detecting for the equipment of latter instance second Mode from wave beam identify scope in determine send reference signal the first kind send wave beam wave beam mark Know, it is preferable that the second equipment can also determine to send the first kind hair of reference signal from sub-carrier positions Send the radio frequency link port where wave beam, further the second equipment by information feedback to the One equipment, wherein channel condition information comprise at least one below：One or one group of first kind send wave Sub-carrier positions information where beam identification information, one or one group of first kind send wave beam, one or one It is right that the group first kind sends radio frequency link port information, one or lower of one group of transmission wave beam corresponding to wave beam The channel quality information answered, the wave beam that the one of which first kind is sent in wave beam are penetrated respectively from different Frequency link port.

Mode two：

N number of reference signal port of first equipment sends wave beam according to the second class and believed in specified reference The second equipment is sent in number resource；Second equipment sets the second class information feedback to first It is standby.

The reference signal resource specified includes, the first equipment specified subcarrier in frequency domain position and/or when Between send wave beam according to the first kind on unit set and send reference signal.Wherein, sub-carrier positions and/ Or time quantum set made an appointment by the first equipment and the second equipment or led to by the first equipment Cross and signal to the second equipment.Optionally, the sub-carrier positions specified also include all sub- loads of frequency domain Ripple position.

Alternatively, N number of reference signal port of the first equipment sends wave beam specified according to the second class Time quantum collection closes repetition and sent Q times, and wherein Q is the integer more than 1.This mainly considers To the second equipment also will the mode based on wave beam carry out the reception of reference signal port, at this moment different connects Receive under wave beam, the first equipment repeats to send the reference signal port in the same fashion, i.e., generally In the case of, there are the second equipment how many reception wave beams to require the first equipment to weigh in the same fashion How many times reference signal port is sent in recurrence.Here receive wave beam to refer to, receiving device (the second equipment) Processing is weighted to the channel received, the corresponding reception wave beam of each weighted value.

First equipment is being sent out respectively on unit with N number of different the second class transmission wave beam at the same time Send N number of reference signal port.

Or first equipment in the equally spaced sub-carrier positions of frequency domain with the second class send wave beam send N number of reference signal port, wherein first equipment is in the equally spaced sub-carrier positions of frequency domain Send identical reference signal port.Preferably, N number of reference signal port respectively with it is N number of Different sub-carrier positions correspond.

Second equipment receives N number of reference signal port, based on reference signal port estimation channel status letter Breath, specifically include being determined to send the second of reference signal port according to the reference signal port received Class sends the wave beam mark or wave beam mark scope of wave beam, further for the equipment of latter instance second Identified by way of blind Detecting from wave beam and the first kind send wave for sending reference signal is determined in scope The wave beam mark of beam, optionally, the second equipment can also determine according to the reference signal port received Send the radio frequency link port where the second class transmission wave beam.Further the second equipment is by channel status Feedback of the information gives the first equipment, and wherein channel condition information comprises at least one below：One or one group Second class sends wave beam form data, first kind precoding value information, one or one group of second class hair Send reference signal port information corresponding to wave beam, wave beam and first is sent based on one or one group of second class Channel quality information under class precoding weights, the class of one of which second send the hungry wave beam point in wave beam Not from different radio frequency link ports.

Or N number of reference signal port corresponds to different subcarriers respectively in a fixed order in frequency domain Position, such as the second equipment send identical reference signal port, receiving terminal on equally spaced position It can be assured that according to the sub-carrier positions for receiving reference signal and send the second of reference signal Class wave beam from radio frequency link port.

Through the above description of the embodiments, those skilled in the art can be understood that root The mode of required general hardware platform can be added by software according to the method for above-described embodiment to realize, when So can also be by hardware, but the former is more preferably embodiment in many cases.Based on such reason Solution, the part that technical scheme substantially contributes to prior art in other words can be with soft The form of part product embodies, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disc, CD) in, including some instructions are make it that a station terminal equipment (can To be mobile phone, computer, server, or network equipment etc.) perform each embodiment of the present invention Method.

Embodiment 2

A kind of measurement apparatus of channel condition information is additionally provided in the present embodiment, and the device is used for real Existing above-described embodiment and preferred embodiment, had carried out repeating no more for explanation.Make as following , term " module " can realize the combination of the software and/or hardware of predetermined function.It is although following Device described by embodiment is preferably realized with software, but hardware, or software and hardware The realization of combination is also what may and be contemplated.

Fig. 3 is a kind of structured flowchart of the measurement apparatus of channel condition information according to embodiments of the present invention, Transmitting terminal, base station side can be arranged on, as shown in figure 3, the device includes：

Sending module 30, for N number of reference signal port of the first equipment to be sent according to the first kind Wave beam or the second class send wave beam and the second equipment are sent on specified reference signal resource；

Receiving module 32, believe for receiving the first kind that the second equipment is fed back according to first kind transmission wave beam Channel state information or the second class channel condition information that wave beam feedback is sent according to the second class；Wherein, N The channel status that individual reference signal port is used between second the first equipment of device measuring and the second equipment Information, N are positive integer.

Fig. 4 is the structural frames of the measurement apparatus of another channel condition information according to embodiments of the present invention Figure, can be arranged on receiving terminal, end side, as shown in figure 4, the device includes：

Receiving module 40, wave beam or the second class send wave are sent according to the first kind for receiving the first equipment N number of reference signal port that beam is sent；

Processing module 42, for measuring the first equipment and the second equipment according to N number of reference signal port Between channel condition information, and give information feedback to the first equipment, wherein, N is just Integer.

In the present embodiment, the first equipment can be the transmitting terminal of reference signal, and the second equipment can be The receiving terminal of reference signal, such as in cellular network system downlink transmission, the first equipment is base station, Accordingly the second equipment is terminal；In the transmission of cellular network system up-link, the first equipment is terminal, Accordingly the second equipment is base station；In the communication of equipment and equipment (D2D, Device to Device) In environment, both terminal, the first equipment are terminal 1, and accordingly the second equipment is terminal 2. Above-mentioned to be merely illustrative of, not limited to this is commonly used in application of the invention.

Optionally, first kind transmission wave beam refers to that reference signal is passed through first kind precoding by the first equipment The second equipment is sent to the second class precoding afterwards；Second class sends wave beam and refers to that the first equipment will join Examine signal and be sent to the second equipment afterwards merely through the second class precoding.Wherein, first kind precoding is Base band precoding or referred to as digital precode, the second class precoding are radio frequency precoding or referred to as mould Intend precoding.

Optionally, N number of reference signal port is respectively N number of reference signal sequence, wherein reference signal Sequence is sent by PN53439 sequences or ZC Sequence compositions, generation and the first kind of reference signal sequence The wave beam mark that wave beam or the second class send wave beam is related.Wherein, ZC sequences are a kind of typical permanent Envelope zero auto-correlation (Constant Amplitude Zero Auto Correlation, referred to as CAZAC) Sequence.

Optionally, N value is equal to transmitting terminal rf chain way, or the first kind sends wave beam number, The either number or first kind precoding weights number of the second class transmission wave beam, or the second class are pre- Weights number is encoded, or multi-antenna data is multiplexed the maximum allowable transmission number of plies in communication system.

The measurement of transmitting terminal and receiving terminal the completion channel condition information of the present embodiment can include following Two kinds of implementations, it is specially：

Mode one：

Or frequency domain carries per N number of continuous sub-carrier positions for a son from low to high or from high to low Ripple group, N number of subcarrier in each subcarrier group correspond to N number of different first kind by permanent order Wave beam, N number of different first kind wave beam correspond to N number of the second different class precoding and an identical First kind precoding, the first kind wave beam in different subcarrier groups correspond to different first kind precodings. Wherein, the first kind on N number of subcarrier in each subcarrier group send wave beam respectively it is N number of not It is transmitted on same time quantum.Corresponding pass between this reference signal resource and first kind wave beam System, it is more suitable for the situation of multi-antenna data multilayer multiplexing transmission.

Mode two：

Optionally, N number of reference signal port corresponds to different sons in frequency domain and carried respectively in a fixed order Ripple position, such as the second equipment send identical reference signal port on equally spaced position, receive End can be assured that according to the sub-carrier positions for receiving reference signal sends the of reference signal Two class wave beams from radio frequency link port.

Optionally, the present embodiment, which includes the executive agents of concrete operations, can be provided in the first equipment Or second equipment module or unit, or be provided in the control terminal of the first equipment or the second equipment Module or unit.

It should be noted that above-mentioned modules can be realized by software or hardware, for The latter, it can be accomplished by the following way, but not limited to this：Above-mentioned module is respectively positioned on same processor In；Or the form of above-mentioned modules in any combination is located in different processors respectively.

Embodiment 3

The present embodiment is alternative embodiment, including multiple specific embodiments, for entering to above-described embodiment Row is illustrated and explained.

Specific embodiment 1

Fig. 5 is a kind of mixing precoding structural representation positioned at transmitting terminal according to embodiments of the present invention, As shown in figure 5, wherein, N_sIt is to send fluxion/number of plies, N_RFIt is rf chain way, N_tIt is each penetrate Transmission antenna number corresponding to frequency link (Radio Frequency Chain, referred to as RF links).Base band As shown in Figure 5, radio frequency precoding is called radio frequency beam figuration and only referred to makees phase in the RF stages for precoding Position adjustment, the i.e. wave beam forming of phase.

A feature for mixing precoding is that base band precoding is due to being carried out in base band domain, therefore It can accomplish that different subcarriers carries out different base band precodings, and radio frequency precoding is due to being to penetrate What frequency domain was carried out, therefore can not accomplish to carry out precoding by subcarrier, therefore when radio frequency stage is each A radio frequency beam can only be got by carving a radio frequency link.

The reference signal of transmitting terminal uses above-mentioned mixing precoding structure, first passes through base band precoding, so Pass through radio frequency precoding again afterwards, the wave beam formed under mixing precoding is sent.Assuming that transmitting terminal Rf chain way N_RFEqual to 4, the code word of wherein base band precoding shares 4, radio frequency beam figuration Weights share 2, and the wave beam number under the mixing precoding then formed on each radio frequency link is 8 It is individual.

Below using transmitting terminal as base station, receiving terminal is terminal, further refines explanation.

Base station sends identical wave beam in the equally spaced sub-carrier positions of frequency domain, wherein sending identical Two sub- carrier waves of wave beam are the transmission wave beam of reference signal in the embodiment of the present invention at intervals of 4, Fig. 6 There is the schematic diagram one of fixed mapping relations with sub-carrier positions, as shown in Figure 6, it is assumed that 8 ripples The wave beam mark of beam is respectively 0~7, and on wave beam training time unit t, reference signal is in subcarrier 4k is upper to be sent according to wave beam 0, is sent on subcarrier 4k+1 according to wave beam 1, in subcarrier 4k+2 On sent according to wave beam 2, sent on subcarrier 4k+3 according to wave beam 3.

Now, Fig. 7 is transmission wave beam and subcarrier from different radio frequency link in the embodiment of the present invention A kind of schematic diagram of the mapping relations of position, accordingly different beams under transmitting terminal mixing precoding framework Sub-carrier positions distribution, as shown in fig. 7, the wave beam 0 of each link is on sub-carrier positions 4k Send simultaneously, the wave beam 1 of each link is sent simultaneously on sub-carrier positions 4k+1, each link Wave beam 2 sent simultaneously on sub-carrier positions 4k+2, the wave beam 3 of each link is in subcarrier position Put on 4k+3 while send.

Due to sharing 8 transmission wave beams under each radio frequency link of transmitting terminal, therefore only with a wave beam Training time unit can not complete channel quality information measurement whole under all wave beams, and Fig. 8 is this hair A kind of multiple schematic diagrames for sending wave beam of bright embodiment frequency domain different sub-carrier position correspondence time domain, such as Shown in Fig. 8, on wave beam training time unit t+k, transmitting terminal exists in same manner described above Subcarrier 4k, subcarrier 4k+1, subcarrier 4k+2, send respectively on subcarrier 4k+3 wave beam 4, 5、6、7。

Receiving terminal determines to send the ripple of the reference signal according to the sub-carrier positions for receiving reference signal Beam identification, such as the wave beam mark of the reference signal received on sub-carrier positions 4k are only possible 0 With 4, i.e., the wave beam mark scope of the reference signal received on sub-carrier positions 4k is { 0,4 }, by In generating typically with wave beam mark correlation for reference signal, therefore receiving terminal can utilize correlation Mode carries out the wave beam of reference signal that blind Detecting determines to receive on a certain moment sub-carrier positions 4k Mark is 0 or 4, similarly also determines to join according to above-mentioned this mode in other sub-carrier positions Examine the send wave beam identification of signal.Further, if the generation of reference signal is also with rf chain terminal If mouth is related, then receiving terminal can also determine that the reference signal is sent out according to the reference signal received Send radio frequency link port corresponding to wave beam.Then, receiving terminal gives obtained information feedback Transmitting terminal, wherein channel condition information comprise at least one of following information：One or one group of transmission wave beam Identification information, one or one group of transmission wave beam place sub-carrier positions relevant information, one or one group of hair Send radio frequency link port information corresponding to wave beam, channel matter corresponding under one or one group of transmission wave beam Measure information, one of which send wave beam in wave beam respectively from different radio frequency link ports.

Specific embodiment 2

The reference signal of transmitting terminal uses above-mentioned mixing precoding structure, first passes through base band precoding, so Pass through radio frequency precoding again afterwards, the wave beam formed under mixing precoding is sent.Assuming that transmitting terminal Rf chain way N_RFEqual to 4, the code word of wherein base band precoding shares 2, radio frequency beam figuration Weights share 2, and the wave beam number under the mixing precoding then formed on each radio frequency link is 4 It is individual.

Base station sends identical wave beam in the equally spaced sub-carrier positions of frequency domain, wherein sending identical Two sub- carrier waves of wave beam are frequency domain of embodiment of the present invention sub-carrier positions at intervals of 16, Fig. 9 and come From a kind of schematic diagram between the different beams of different links with fixed mapping relations, such as Fig. 9 institutes Show, it is assumed that the wave beam mark of 4 wave beams is respectively 0~3 on each link, and reference signal is in subcarrier Sent respectively according to the wave beam 0 from radio frequency link 0~3 on 16k~16k+3, in subcarrier Sent respectively according to the wave beam 1 from radio frequency link 0~3 on 16k+4~16k+7, in subcarrier Sent respectively according to the wave beam 2 from radio frequency link 0~3 on 16k+8~16k+11, in subcarrier Sent respectively according to the wave beam 3 from radio frequency link 0~3 on 16k+12~16k+1515.Come from and penetrate Wave beam on frequency link 0 is regularly sent on sub-carrier positions 16k+4i (i=0,1,2,3), from penetrating Wave beam on frequency link 1 is regularly sent on sub-carrier positions 16k+4i+1, from radio frequency link 2 On wave beam regularly sent on sub-carrier positions 16k+4i+2, the wave beam from radio frequency link 3 Regularly sent on sub-carrier positions 16k+4i+3.

Receiving terminal determines to send the ripple of the reference signal according to the sub-carrier positions for receiving reference signal Beam identification and send the wave beam of the reference signal from radio frequency link port, then, receiving terminal will Obtained information feedback comprises at least following information to transmitting terminal, wherein channel condition information One of：One or one group of send wave beam identification information, one or one group of transmission wave beam place subcarrier position Radio frequency link port information, one or one group of transmission corresponding to confidence breath, one or one group of transmission wave beam Corresponding channel quality information under wave beam, one of which send wave beam in wave beam respectively from difference Radio frequency link port.

Specific embodiment 3

The data transfer of transmitting terminal uses mixing precoding structure as shown in Figure 5, but reference signal Transmission just sent merely through radio frequency precoding, it is understood that reference signal pass through fixation base band Precoding, such as base band precoding are unit matrix.Assuming that the rf chain way N of transmitting terminal_RFIt is equal to 4, the code word of wherein base band precoding shares 2, and radio frequency beam shape-endowing weight value shares 2, then Wave beam number under the mixing precoding formed on each radio frequency link is 4.Assuming that each rf chain The wave beam of wave beam on road is identified as 0~3.

Transmitting terminal sends N number of reference signal port, and wherein N value is equal to rf chain way N_RFValue, N number of reference signal port in a fixed order respectively with N_RFIndividual radio frequency link is corresponding, i.e., N number of reference Signal port is in a fixed order respectively from N_RFSent in individual radio frequency link, Figure 10 is implementation of the present invention There is a kind of schematic diagram of fixed mapping relations in example between reference signal port and radio frequency link；Such as Shown in Figure 10, on each wave beam training time unit, transmitting terminal is at most simultaneously emitted by N_RFIndividual wave beam, This N_RFIndividual wave beam is respectively from different radio frequency link ports, this N_RFIndividual wave beam respectively with N number of ginseng Examine signal port one-to-one corresponding.Because each radio frequency link has 4 wave beams, then transmitting terminal at least needs Want 4 wave beam training time units could be by N number of reference signal according to all in each radio frequency link Wave beam is sent one time.

Wherein, N number of reference signal port is respectively N number of different reference signal sequence, wherein referring to Signal sequence is by PN53439 sequences or ZC Sequence compositions, generation and the rf chain terminal of reference signal Mouth is related.Preferably, the wave beam of wave beam of the generation of reference signal with sending the reference signal identifies phase Close.

The wave beam that receiving terminal determines to send the reference signal according to the port for receiving reference signal comes from Radio frequency link port.Transmitting terminal can also determine to send according to the time quantum for receiving reference signal The wave beam of the reference signal wave beam mark, if or reference signal generation it is related to wave beam mark, Then receiving terminal can also utilize the reference signal port received to determine to send the wave beam of the reference signal Mark scope, and then carry out blind Detecting by the way of related and determine to send the wave beam of the reference signal Wave beam mark.Then, receiving terminal by obtained information feedback to transmitting terminal, wherein believing Channel state information comprises at least one of following information：One or one group of send wave beam identification information, recommendation Data transfer use base band precoding weights relevant information, corresponding to one or one group of transmission wave beam Reference signal port relevant information, based under one or one group of transmission wave beam and base band precoding weights Channel quality information, one of which send wave beam in wave beam respectively from different radio frequency link ports.

Specific embodiment 4

The data transfer of transmitting terminal uses mixing precoding structure as shown in Figure 5, but reference signal Transmission just sent merely through radio frequency precoding, or be appreciated that reference signal passes through fixed base Band precoding, such as base band precoding is unit matrix.Assuming that the rf chain way N of transmitting terminal_RFDeng In 4, the code word of wherein base band precoding shares 2, and radio frequency beam shape-endowing weight value shares 2, in It is that the wave beam number mixed under precoding formed on each radio frequency link is 4.Assuming that each radio frequency The wave beam of wave beam on link is identified as 0~3.

Transmitting terminal sends N number of reference signal port, and wherein N value is equal to rf chain way N_RFValue, N number of reference signal port in a fixed order respectively with N_RFIndividual radio frequency link is corresponding, i.e., N number of ginseng Signal port is examined in a fixed order respectively from N_RFSent in individual radio frequency link.Each wave beam training On time quantum, transmitting terminal is at most simultaneously emitted by N_RFIndividual wave beam, this N_RFIndividual wave beam is not respectively from Same radio frequency link port, this N_RFIndividual wave beam corresponds with N number of reference signal port respectively.By There are 4 wave beams in each radio frequency link, then transmitting terminal at least needs 4 wave beam training time units N number of reference signal could be sent one time according to all wave beams in each radio frequency link.

Wherein, N number of reference signal sequence, N number of reference signal port are distinguished in N number of reference signal port Different sub-carrier positions are taken respectively, and each reference signal port is accounted in frequency domain in a manner of equally spaced With different sub-carrier positions, equally spaced mode refers to sends identical at interval of fixed sub-carrier number Reference signal port, Figure 11 are reference signal port and subcarrier in frequency domain position in the embodiment of the present invention Between there is a kind of schematic diagrames of fixed mapping relations, as shown in figure 11, it is assumed that there are 4 ginsengs Signal port is examined, this 4 reference signal ports are sent on subcarrier 4k~4k+3 respectively.It is preferred that Ground, the wave beam mark of the wave beam of the generation to transmission of the reference signal reference signal are related.

Receiving terminal receives reference signal port, is determined according to the sub-carrier positions for receiving reference signal port Send the wave beam of reference signal port from radio frequency link port, carry out blind check by the way of related Survey the wave beam mark for the wave beam for determining to send the reference signal port.Then, receiving terminal will be believed Channel state information feeds back to transmitting terminal, and wherein channel condition information comprises at least one of following information：One The base band precoding weights that individual or one group of send wave beam identification information, the data transfer recommended use are related Reference signal port relevant information corresponding to information, one or one group of transmission wave beam, based on one or one Group sends the channel quality information under wave beam and base band precoding weights, and one of which is sent in wave beam Wave beam is respectively from different radio frequency link ports.

Specific embodiment 5

The data transfer of transmitting terminal uses mixing precoding structure as shown in Figure 5, but reference signal Transmission just sent merely through radio frequency precoding, it is understood that the base band that reference signal is passed through prelists Code is unit matrix.Assuming that the rf chain way N of transmitting terminal_RFEqual to 4, wherein base band precoding Code word shares 2, and radio frequency beam shape-endowing weight value shares 2, is then formed on each radio frequency link It is 4 to mix the wave beam number under precoding.Assuming that the wave beam mark point of the wave beam on radio frequency link j Not Wei 4j+q, wherein j value is [0,3], and q value is [0,3], and j and q are integer.

Transmitting terminal sends N number of reference signal port, and wherein N value is equal to rf chain way N_RF*N_t's Value, N number of reference signal port in a fixed order respectively with N_RFWave beam on individual radio frequency link is one by one It is corresponding.

Wherein, N number of reference signal port is respectively N number of different reference signal sequence, wherein referring to Signal sequence is by PN53439 sequences or ZC Sequence compositions, and the generation of reference signal is with sending the reference The wave beam mark of the wave beam of signal is related.

Receiving terminal determines to send the ripple of the wave beam of the reference signal according to the port for receiving reference signal Beam identification, and by the mark determine wave beam from radio frequency link, then, receiving terminal will be obtained Information feedback comprises at least one of following information to transmitting terminal, wherein channel condition information： One or one group of send wave beam identification information, the base band precoding weights phase for the data transfer use recommended Close information, reference signal port relevant information corresponding to one or one group of transmission wave beam, based on one or Channel quality information under one group of transmission wave beam and base band precoding weights, one of which are sent in wave beam Wave beam respectively from different radio frequency link ports.

Specific embodiment 6

Base station sends wave beam according to the first kind in specified sub-carrier positions or the second class sends wave beam Send reference signal.Wherein, sub-carrier positions are made an appointment by base station and terminal or passed through by base station Signal to terminal.

Pass through the method for the present embodiment, it is possible to achieve different base station takes the different sub-carrier positions of frequency domain Reference signal is sent according to wave beam to UE simultaneously, mutual interference problem is avoided, has simultaneously Effect saves multiple base stations to the wave beam training time under same UE service scenarios.Figure 12 is this Different base station takes one kind that different subcarrier in frequency domain positions sends reference signal in inventive embodiments Schematic diagram, as shown in figure 12, base station 1 and base station 2 can provide service, base station 1 to UE The sub-carrier positions 2k and 2k+1 that acquisition frequency is distinguished with base station 2 sends reference signal to UE.

Wherein base station 1 or base station 2 send the mode of reference signal and feedback system to UE and can joined Examine the method in preceding embodiment 1~4 of the present invention.

Embodiment 4

Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, on State storage medium and can be configured to the program code that storage is used to perform following steps：

S1, N number of reference signal port of the first equipment is sent into wave beam or the second class according to the first kind Send wave beam and the second equipment is sent on specified reference signal resource；

S2, receive the second equipment according to the first kind send wave beam feed back first kind channel condition information or The second class channel condition information of wave beam feedback is sent according to the second class；

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

Alternatively, in the present embodiment, processor is held according to the program code stored in storage medium The N number of reference signal port for being about to the first equipment sends wave beam or the transmission of the second class according to the first kind Wave beam is sent to the second equipment on specified reference signal resource；

Alternatively, in the present embodiment, processor is held according to the program code stored in storage medium Row receive the second equipment according to the first kind send wave beam feed back first kind channel condition information or according to Second class sends the second class channel condition information of wave beam feedback；Wherein, N number of reference signal port is used Channel condition information between second the first equipment of device measuring and the second equipment, N is positive integer.

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

Obviously, those skilled in the art should be understood that above-mentioned each module of the invention or each step It can be realized with general computing device, they can be concentrated on single computing device, or It is distributed on the network that multiple computing devices are formed, alternatively, they be able to can be held with computing device Capable program code realizes, it is thus possible to be stored in storage device by computing device Lai Perform, and in some cases, can be shown or described to be performed different from order herein Step, they are either fabricated to each integrated circuit modules respectively or by multiple moulds in them Block or step are fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any spy Fixed hardware and software combines.

The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for ability For the technical staff in domain, the present invention can have various modifications and variations.It is all the present invention spirit and Within principle, any modification, equivalent substitution and improvements made etc., the guarantor of the present invention should be included in Within the scope of shield.

Claims

A kind of 1. measuring method of channel condition information, it is characterised in that including：

N number of reference signal port is sent to the second equipment by the first equipment according to specified sending method on specified reference signal resource, wherein, the reference signal port is used for the channel condition information between the first equipment and the second equipment described in second device measuring, and the N is positive integer；

First equipment receives the channel condition information of the second equipment feedback.
2. according to the method for claim 1, it is characterized in that, the sending method specified includes the first sending method or the second sending method, wherein, first sending method is that the reference signal port is sent to the second equipment by the first equipment with first kind transmission wave beam, and second sending method is that the reference signal port is sent to the second equipment by the first equipment with the second class transmission wave beam.
3. according to the method for claim 2, it is characterised in that it is signal of the reference signal port after first kind precoding and the second class precoding weighting that the first kind, which sends wave beam,；It is the signal after the reference signal port weights merely through the second class precoding that second class, which sends wave beam,.
4. according to the method for claim 3, it is characterised in that the first kind precoding is base band precoding, and the second class precoding is radio frequency precoding.
5. according to the method for claim 1, it is characterised in that the sending method specified includes repeating to send Q times according to identical sending method by the reference signal port of the first equipment, and wherein Q is the integer more than 1.
6. according to the method for claim 5, it is characterised in that the Q repetition is sent respectively positioned at Q different time quantum set, wherein including at least one time quantum in time set.
7. according to the method for claim 1, it is characterised in that the sending method specified be the sending method made an appointment of first equipment and the second equipment or by network side by signaling to the first equipment and/or the second equipment.
8. according to the method for claim 1, it is characterised in that the reference signal resource specified includes：The subcarrier in frequency domain position specified and/or time domain time quantum.
9. according to the method for claim 8, it is characterised in that the subcarrier in frequency domain position specified includes equally spaced sub-carrier positions.
10. according to the method for claim 8, it is characterised in that the sub-carrier positions and/or time quantum are by first equipment by signaling to second equipment.
11. according to the method for claim 1, it is characterised in that first equipment sends wave beam with the first kind in the equally spaced sub-carrier positions of frequency domain and sends the reference signal port.
12. according to the method for claim 11, it is characterised in that first equipment sends wave beam with the identical first kind in the equally spaced sub-carrier positions of frequency domain and sends the reference signal port.
13. according to the method for claim 11, it is characterised in that the sub-carrier positions send wave beam with the first kind has corresponding relation.
14. according to the method for claim 13, it is characterised in that the corresponding relation is made an appointment or by network side by signaling to the first equipment and/or the second equipment by first equipment and second equipment.
15. according to the method for claim 13, it is characterised in that the corresponding relation includes one below：

The continuous sub-carrier positions of frequency domain every M from low to high correspond to the M different first kind by permanent order and send wave beam；

The every M continuous sub-carrier positions correspond to M different first kind transmission wave beams to frequency domain by permanent order from high to low；

Wherein, the M different first kind send wave beam and correspond to M different first kind precoding weights and identical the second class precoding weights, and the M is the integer more than 1.
16. according to the method for claim 13, it is characterised in that the corresponding relation includes：

The every N number of continuous sub-carrier positions of frequency domain from low to high or from high to low are a sub- carrier wave set, N number of subcarrier in each subcarrier group corresponds to N number of different first kind by permanent order and sends wave beam, N number of different first kind sends wave beam and correspond to N number of the second different class precoding weights and identical first kind precoding weights, and the first kind in different subcarrier groups sends wave beam and correspond to different first kind precoding weights and by sequentially correspondence identical the second class precoding weights of subcarrier in group.
17. according to the method for claim 16, it is characterised in that N number of subcarrier in each subcarrier group is located at N number of different time quantum respectively.
18. according to the method for claim 1, it is characterised in that first equipment sends wave beam with the second class in the equally spaced sub-carrier positions of frequency domain and sends the reference signal port.
19. according to the method for claim 1, it is characterised in that first equipment is sending wave beam transmission N number of reference signal port with N number of the second different class respectively on unit at the same time.
20. according to the method for claim 19, it is characterised in that first equipment sends identical reference signal port in the equally spaced sub-carrier positions of frequency domain.
21. according to the method for claim 19, it is characterised in that N number of reference signal port corresponds from N number of different sub-carrier positions respectively.
22. according to the method for claim 19, it is characterised in that N number of reference signal port is sent on N number of different time quantum respectively.
23. according to the method for claim 1, it is characterised in that N number of reference signal port is respectively N number of reference signal sequence.
24. according to the method for claim 23, it is characterised in that the reference signal sequence is by pseudo noise PN53439 sequences or CAZAC Sequence compositions.
25. according to the method for claim 23, it is characterised in that the wave beam mark of transmission wave beam of the generation of the reference signal sequence to sending the reference signal port is related.
26. according to the method for claim 23, it is characterised in that the generation of the reference signal sequence is related to the radio frequency link port-mark where the transmission wave beam for sending the reference signal port.
27. according to the method for claim 1, it is characterised in that the value of the N includes at least one of：The radio frequency link port number of first equipment, the first kind send wave beam number, the second class sends wave beam number, first kind precoding weights number, the second class precoding weights number, the maximum transmitted number of plies.
28. according to the method for claim 1, it is characterised in that the channel condition information includes first kind channel condition information or the second class channel condition information.
29. according to the method for claim 27, it is characterised in that the first kind channel condition information includes at least one of：Sub-carrier positions information, one or one group of first kind send channel quality information corresponding under radio frequency link port information, one or one group of transmission wave beam corresponding to wave beam where one or one group of first kind send wave beam identification information, one or one group of second class send running time-frequency resource information corresponding to wave beam, one or one group of first kind sends wave beam, wherein, wave beam in one group of first kind transmission wave beam is respectively from different radio frequency link ports, wherein, one group of expression is multiple.
30. according to the method for claim 27, it is characterised in that the second class channel condition information includes at least one of：One or one group of second class send wave beam identification information, reference signal port information, one or one group of second class are sent sub-carrier positions information corresponding to wave beam, sub-carrier positions information corresponding to the reference signal port, first kind precoding value information, are sent based on one or one group of second class channel quality information under wave beam and the first kind precoding weights, wherein, one group of expression is multiple.
A kind of 31. measuring method of channel condition information, it is characterised in that including：

Second equipment receives N number of reference signal port of the first equipment transmission on specified reference signal resource；

Second equipment measures the channel condition information between first equipment and the second equipment according to the reference signal port received on the reference signal resource specified, and give the information feedback to first equipment, wherein, the N is positive integer.
32. according to the method for claim 31, it is characterised in that the reference signal resource specified includes：The subcarrier in frequency domain position specified and/or time domain time quantum.
33. according to the method for claim 32, it is characterised in that the subcarrier in frequency domain position specified includes equally spaced sub-carrier positions.
34. according to the method for claim 32, it is characterised in that the sub-carrier positions and/or time quantum signal acquisition by receiving by the second equipment from network side.
35. according to the method for claim 31, it is characterised in that second equipment receives the reference signal port in the equally spaced sub-carrier positions of reference signal resource frequency domain specified.
36. according to the method for claim 31, it is characterised in that second equipment obtains the sending method of the reference signal port according to the mode made an appointment or by receiving signaling from network side.
37. based on the method described in claim 36, it is characterized in that, described sender formula includes the first sending method or the second sending method, wherein, first sending method is that the reference signal port is sent to the second equipment by the first equipment with first kind transmission wave beam, and the second class sending method is that the reference signal port is sent to the second equipment by the first equipment with the second class transmission wave beam.
38. based on the method described in claim 37, it is characterized in that, it is signal of the reference signal port after first kind precoding and the second class precoding weighting that the first kind, which sends wave beam, and it is the signal after the reference signal port weights merely through the second class precoding that second class, which sends wave beam,.
39. according to the method for claim 38, it is characterised in that the first kind precoding is base band precoding, and the second class precoding is radio frequency precoding.
40. according to the method for claim 36, it is characterised in that described sender formula includes repeating to send Q times according to identical sending method by the reference signal port of first equipment, and wherein Q is the integer more than 1.
41. according to the method for claim 40, it is characterised in that the Q repetition is sent respectively positioned at Q different time quantum set, wherein comprising at least a time quantum in time set.
42. according to the method for claim 31, it is characterised in that N number of reference signal port is respectively N number of reference signal sequence.
43. according to the method for claim 42, it is characterised in that the reference signal sequence is by PN53439 sequences or CAZAC Sequence compositions.
44. according to the method for claim 42, it is characterised in that the wave beam mark of transmission wave beam of the generation of the reference signal sequence to sending the reference signal port is related.
45. according to the method for claim 42, it is characterised in that the generation of the reference signal sequence is related to the radio frequency link port-mark where the transmission wave beam for sending the reference signal port.
46. according to the method for claim 31, it is characterized in that, there is corresponding relation, the corresponding relation is determined by mode predetermined in advance or known by receiving signaling for network side between the reference signal resource specified and the transmission wave beam for sending the reference signal port.
47. according to the method for claim 31, it is characterized in that, there is corresponding relation between the reference signal port and the transmission wave beam for sending the reference signal port, the corresponding relation is determined by the mode made an appointment or known by receiving signaling for network side.
48. according to the method for claim 31, it is characterized in that, there is corresponding relation between radio frequency link port where the reference signal resource specified and the transmission wave beam of the transmission reference signal port, the corresponding relation is determined by the mode made an appointment or known by receiving signaling for network side.
49. according to the method for claim 31, it is characterized in that, there is corresponding relation between radio frequency link port where the transmission wave beam of the reference signal port and the transmission reference signal port, the corresponding relation is determined by the mode made an appointment or known by receiving signaling for network side.
50. according to the method for claim 46, it is characterised in that the corresponding relation includes one below：

The continuous sub-carrier positions of the reference signal resource frequency domain specified every M from low to high correspond to the M different first kind and send wave beam in a fixed order；

The continuous subcarrier of the reference signal resource frequency domain specified every M from high to low corresponds to the M different first kind and sends wave beam；

Wherein, the M different first kind send wave beam and correspond to M different first kind precoding weights and identical the second class precoding weights, and the M is the integer more than 1.
51. according to the method for claim 46, it is characterised in that the corresponding relation includes：The every N number of continuous sub-carrier positions of the reference signal resource frequency domain specified from low to high or from high to low are a sub- carrier wave set, N number of subcarrier in each subcarrier group corresponds to N number of different first kind by permanent order and sends wave beam, N number of different first kind sends wave beam and correspond to N number of the second different class precoding weights and identical first kind precoding weights, and the first kind in different subcarrier groups sends wave beam and correspond to different first kind precoding weights and by sequentially correspondence identical the second class precoding weights of subcarrier in group.
52. method according to claim 51, it is characterised in that N number of subcarrier in each subcarrier group is located at N number of different time quantum respectively.
53. according to the method for claim 46, it is characterised in that the corresponding relation includes sub-carrier positions at equal intervals different in the reference signal resource specified and corresponds to different the second class transmission wave beams.
54. according to the method for claim 47, it is characterised in that the corresponding relation is included in the reference signal resource specified N number of reference signal port correspond to N number of different second class transmission wave beam on unit at the same time.
55. according to the method for claim 46, it is characterized in that, second equipment determines that the first kind sends the wave beam mark or wave beam mark scope of wave beam according to the sub-carrier positions where the reference signal port, and in the case that second equipment determines that the first kind sends the wave beam mark scope of wave beam according to the sub-carrier positions where the reference signal port, the wave beam that second equipment further determines first kind transmission wave beam by the blind Detecting in the range of wave beam mark identifies.
56. according to the method for claim 48, it is characterised in that radio frequency link port of second equipment according to where the sub-carrier positions determine the first kind transmission wave beam.
57. according to the method for claim 47, it is characterized in that, second equipment determines that second class sends the wave beam mark of wave beam or wave beam identifies scope according to the reference signal port, and in the case that second equipment determines that second class sends the wave beam mark scope of wave beam according to the reference signal port, the wave beam that second equipment further determines the second class transmission wave beam by blind Detecting in the range of being identified in the wave beam identifies.
58. according to the method for claim 49, it is characterised in that second equipment determines to send the radio frequency link port where second class sends wave beam according to the reference signal port.
59. according to the method for claim 49, it is characterized in that, second equipment is determined to send the radio frequency link port where second class sends wave beam according to the reference signal port, and the wave beam mark of transmission wave beam corresponding to radio frequency link port is determined by the way of blind Detecting.
60. according to the method for claim 31, it is characterised in that the value of the N includes at least one of：First equipment is used to send the maximum radio frequency link port number of the reference signal port, first kind transmission wave beam number, the second class transmission wave beam number, first kind precoding weights number, the second class precoding weights number, the maximum transmitted number of plies.
61. according to the method for claim 31, it is characterised in that the channel condition information includes first kind channel condition information or the second class channel condition information.
62. method according to claim 61, it is characterised in that the first kind channel condition information includes at least one of：Sub-carrier positions information, one or one group of first kind send channel quality information corresponding under radio frequency link port information, one or one group of transmission wave beam corresponding to wave beam where one or one group of first kind send wave beam identification information, one or one group of first kind send running time-frequency resource information corresponding to wave beam, one or one group of first kind sends wave beam, wave beam in wherein described one group of first kind transmission wave beam is respectively from different radio frequency link ports, wherein, one group of expression is multiple.
63. method according to claim 61, it is characterised in that the second class channel condition information includes at least one of：One or one group of second class send wave beam identification information, reference signal port information, one or one group of second class sends running time-frequency resource information corresponding to wave beam, one or one group of second class sends sub-carrier positions information corresponding to wave beam, sub-carrier positions information corresponding to the reference signal port, first kind precoding value information, the channel quality information under wave beam and first kind precoding weights is sent based on one or one group of second class, wave beam in wherein described one group of second class transmission wave beam is respectively from different radio frequency link ports, wherein, one group of expression is multiple.
A kind of 64. measurement apparatus of channel condition information, it is characterised in that the first equipment is arranged on, including：

Sending module, for N number of reference signal port to be sent into the second equipment on specified reference signal resource according to specified sending method, wherein, the reference signal port is used for the channel condition information between the first equipment and the second equipment described in second device measuring, and the N is positive integer；

Receiving module, for receiving the channel condition information of the second equipment feedback.
A kind of 65. measurement apparatus of channel condition information, it is characterised in that the second equipment is arranged on, including：

Receiving module, for receiving N number of reference signal port of the first equipment transmission on specified reference signal resource；

Processing module, for measuring the channel condition information between first equipment and the second equipment according to the reference signal port received on the reference signal resource specified, and give the information feedback to first equipment, wherein, the N is positive integer.