CN108631891A - The measurement method and device of link between communication node - Google Patents
The measurement method and device of link between communication node Download PDFInfo
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- CN108631891A CN108631891A CN201710184626.6A CN201710184626A CN108631891A CN 108631891 A CN108631891 A CN 108631891A CN 201710184626 A CN201710184626 A CN 201710184626A CN 108631891 A CN108631891 A CN 108631891A
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- communication node
- link
- signaling
- communication
- feature
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
Abstract
The present invention provides the measurement methods and device of link between a kind of communication node, wherein this method includes：First communication node sends the first signaling to the second communication node；Wherein, first signaling carries the description information for describing measuring reference signals.Through the invention, the excessive technical problem of expense when link measures in the related technology is solved.
Description
Technical field
The present invention relates to the communications fields, in particular to the measurement method and device of link between a kind of communication node.
Background technology
With the unlatching of the 5th third-generation mobile communication, the application of the big bandwidth of high band and extensive antenna has become next
For the core of wireless communication system.
Due to being influenced by own propagation characteristic, high band communication is also faced with unavoidable disadvantage, wherein to pass
It broadcasts big path loss, air absorption (especially oxygen) absorption bigger, rain and declines influence for main aspect.It is asked to solve these
Topic, the scheme based on aerial array and radio frequency beam excipient are introduced into, it is expected that can be passed to antinoise signal by high antenna gain
Defeated loss, and then to ensure covering and traffic capacity demands accordingly.
Simultaneously, in order to preferably utilize the communication mode based on wave beam, the effective frequency spectrum effect for promoting current system
Rate, the wave beam training program based on pilot tone are also proposed one by one.However, being directed to the independent training of uplink downlink necessarily causes
Bigger training expense.Therefore, the parameter of present communications feature consistency how is effectively verified, and is based on this training for promotion
Efficiency, at being an urgent problem to be solved currently.
For the above problem present in the relevant technologies, at present it is not yet found that the solution of effect.
Invention content
An embodiment of the present invention provides the measurement methods and device of link between a kind of communication node, at least to solve related skill
In art when link measures the excessive technical problem of expense.
According to one embodiment of present invention, a kind of measurement method of link between communication node is provided, including：First is logical
Believe that node indicates that the second communication node is completed between first communication node and second communication node by the first signaling
The measurement of link；Wherein, first signaling carries the description information for describing measuring reference signals.
Optionally, the sending method of first signaling includes one of following：First communication node is actively sent；Institute
The first communication node is stated to send after receiving the measurement request that second communication node is sent.
Optionally, first signaling is at least one of：Radio resource control layer RRC signaling；Media access control
Layer MAC signalings；Single-stage physical layer signaling；Multistage physical layer signaling.
Optionally, the content of first signaling includes at least one following：Measuring reference signals；Measuring reference signals
Send resource；The transmission sequence of measuring reference signals；The reception mode of measuring reference signals；Measure content；Feedback measurement
Configuration.
Optionally, the measuring reference signals include at least one following：Synchronizing signal SS；Channel state measurement is with reference to letter
Number CSI-RS；Measuring signal SRS；Downlink demodulation reference signal；Uplink demodulation reference signal.
Optionally, the transmission resource of the measuring reference signals refers to the money being assigned according at least one such as under type
Source：Pattern, range, effective time, number, wherein the assigned resource includes at least one of：Time-domain resource, frequency
Domain resource, spatial domain resource, Beam resources.
Optionally, the transmission sequence of the measuring reference signals includes at least one following：Reference signal is to time-domain resource
Mapping order；Mapping order of the reference signal to frequency domain resource；Mapping order of the reference signal to spatial domain resource；Reference signal
To the mapping order of Beam resources；The transmission timing of time-domain resource, or, the transmission timing of frequency domain resource, or, the hair of spatial domain resource
Sequential is sent, or, the transmission timing of Beam resources.
Optionally, the configuration of the feedback measurement includes at least one following：Feedback content, feedback format, feedback
Used resource, the mapping order of feedback content to resource feed back the transmission timing of used resource.
Optionally, the feedback content measures content with link and is identity set or is the subset that link measures content,
The feedback content includes at least one following：The characteristic information of inter-node link；N number of optimum reception wave beam；M best transmittings
Wave beam；L best launching beam set；H optimum reception beam set；Wherein, N, M, L, H are nonnegative integer.
Optionally, the characteristic information of the inter-node link includes at least one following：Communications band, link-quality, letter
Road reciprocity, channel statistical feature, send wave beam, receive wave beam, when inclined, frequency deviation.
Optionally, the link-quality includes at least one following：Signal energy is received, the difference of signal energy is received,
Received signal quality, the difference of received signal quality, signal-to-noise ratio, Signal to Interference plus Noise Ratio.
Optionally, the channel statistical feature includes at least one following：Delay spread, angle spread, doppler spread,
Direction of arrival, wave digression, channel coefficient matrix, the transposition of channel coefficient matrix, channel covariance matrices, channel covariance matrices
Transposition, channel disturbance matrix, the transposition of channel disturbance matrix, the feature vector of above-mentioned channel matrix, according to above-mentioned channel matrix
Gained precoding weights, channel quality indicator (CQI), the weight matrix that prelists indicate PMI.
According to one embodiment of present invention, the measurement method of link between another communication node is provided, including：First
Communication node obtains the measurement result and/or Given information that link measures, wherein the Given information is for describing the first communication
The parameter of node and/or the second communication node；First communication node is based on the measurement result and/or the known letter
Breath, second communication section is indicated to by the second signaling by the parameter of link present communications feature consistency between communication node
Point, wherein the parameter of the communication feature consistency is for describing the first communication node and/or the second communication node and/or leading to
Believe the communication feature of link.
Optionally, the Given information includes at least one of：
First communication node in the receiving mode used in device parameters；
First communication node in the transmit mode used in device parameters；
Whether the first communication node is identical in the device parameters used in transceiver mode；
First communication node in the transmit mode used in wave beam；
First communication node in the receiving mode used in wave beam；
Whether the first communication node is identical in the wave beam used in transceiver mode；
First communication node in the transmit mode used in resource；
First communication node in the receiving mode used in resource；
Whether the first communication node is identical in the resource used in transceiver mode；
Second communication node in the receiving mode used in device parameters；
Second communication node in the transmit mode used in device parameters；
Whether the second communication node is identical in the device parameters used in transceiver mode；
Second communication node in the transmit mode used in wave beam；
Second communication node in the receiving mode used in wave beam；
Whether the second communication node is identical in the wave beam used in transceiver mode；
Second communication node in the transmit mode used in resource；
Second communication node in the receiving mode used in resource；
Whether the second communication node is identical in the resource used in transceiver mode；
The feature of link between first communication node and second communication node.
Optionally, second signaling is at least one of：Radio resource control RRC signaling；Media access control layer MAC
Signaling；Single-stage physical layer signaling；Multistage physical layer signaling.
Optionally, the content of second signaling includes at least one of：
Characterize the whether consistent mark of the first communication node transmitting-receiving feature；
Characterize the first communication node transmitting-receiving feature consistency class letter；
Characterize the whether consistent mark of the second communication node transmitting-receiving feature；
Characterize the second communication node transmitting-receiving feature consistency class letter；
Characterize the link and the second communication node to the first communication node link of the first communication node to the second communication node
The whether consistent mark of feature；
Characterize the link and the second communication node to the first communication node link of the first communication node to the second communication node
Feature consistency class letter；
Quasi- common point between reference signal；
Beam configuration used in Traffic Channel.
Optionally, the Traffic Channel includes at least one of：Synchronizing channel, broadcast channel, control channel, data letter
Road.
According to one embodiment of present invention, the measurement method of link between another communication node is provided, including：First
Communication node by the first signaling indicate the second communication node complete first communication node and second communication node it
Between link measurement, wherein first signaling carries the description information for describing measuring reference signals；Described first is logical
Letter node receives the measuring reference signals that the second communication node is sent according to first signal deployment；First communication node
Complete the measurement for the measuring reference signals and/or feedback.
According to one embodiment of present invention, the measurement method of link between another communication node is provided, including：First
Communication node receives the third signaling that the second communication node is sent；Know present communications feature consistency from the third signaling
Parameter, wherein the parameter of the communication feature consistency is used to describe the communication feature of communication link.
Optionally, the third signaling is at least one of：
Radio resource control RRC signaling；
Media access control layer MAC signalings；
Single-stage physical layer signaling；
Multistage physical layer signaling.
Optionally, the content of the third signaling includes at least one of：
Characterize the whether consistent mark of the first communication node transmitting-receiving feature；
Characterize the first communication node transmitting-receiving feature consistency class letter；
Characterize the whether consistent mark of the second communication node transmitting-receiving feature；
Characterize the second communication node transmitting-receiving feature consistency class letter；
Characterize the link and the second communication node to the first communication node link of the first communication node to the second communication node
The whether consistent mark of feature；
Characterize the link and the second communication node to the first communication node link of the first communication node to the second communication node
Feature consistency class letter；
Quasi- common point between reference signal；
Beam configuration used in Traffic Channel.
According to another embodiment of the invention, a kind of measurement method of link between communication node is provided, including：Second
Communication node receives the first signaling that the first communication node is sent；Second communication node is known for completing inter-node link
The configuration of measurement；Wherein, first signaling carries the description information for describing measuring reference signals.
Optionally, after the configuration that second communication node knows for completing inter-node link measurement, the side
Method further includes：Second communication node completes the measurement for reference signal and/or feedback according to first signaling.
Optionally, after the configuration that second communication node knows for completing inter-node link measurement, the side
Method further includes：Second communication node completes the transmission for reference signal according to first signaling.
According to another embodiment of the invention, the measurement method of link between another communication node is provided, including：The
Two communication nodes receive the second signaling that the first communication node is sent；Second communication node is known from second signaling
The parameter of present communications feature consistency, wherein the parameter of the communication feature consistency for describe the first communication node and/
Or second communication node and/or communication link communication feature.
According to another embodiment of the invention, the measurement method of link between another communication node is provided, including：The
Two communication nodes obtain the measurement result and/or Given information that link measures, wherein the Given information is logical for describing first
Believe the parameter of node and/or the second communication node；Second communication node is based on the measurement result and/or the known letter
Breath, first communication section is indicated to by third signaling by the parameter of link present communications feature consistency between communication node
Point, wherein the parameter of the communication feature consistency is for describing the first communication node and/or the second communication node and/or leading to
Believe the communication feature of link.
According to one embodiment of present invention, the measuring device for providing link between a kind of communication node, is applied first
Communication node, including：Indicating module, for by the first signaling indicate the second communication node complete first communication node and
The measurement of link between second communication node；Wherein, first signaling is carried for describing measuring reference signals
Description information.
Optionally, the content of first signaling includes at least one following：Measuring reference signals；Measuring reference signals
Send resource；The transmission sequence of measuring reference signals；The reception mode of measuring reference signals；Measure content；Feedback measurement
Configuration.
According to one embodiment of present invention, the measuring device for providing link between another communication node, is applied
One communication node, including：Acquisition module, for obtain link measurement measurement result and/or Given information, wherein it is described
Know parameter of the information for describing the first communication node and/or the second communication node；Indicating module, for being tied based on the measurement
Fruit and/or the Given information are indicated the parameter of link present communications feature consistency between communication node by the second signaling
To second communication node, wherein the parameter of the communication feature consistency is for describing the first communication node and/or second
The communication feature of communication node and/or communication link.
According to one embodiment of present invention, the measuring device for providing link between another communication node, is applied
One communication node, including：Indicating module, for indicating that the second communication node completes first communication node by the first signaling
The measurement of link between second communication node, wherein first signaling is carried for describing measuring reference signals
Description information；Receiving module, the measurement reference letter sent according to first signal deployment for receiving the second communication node
Number；Processing module, for completing the measurement for the measuring reference signals and/or feedback.
According to one embodiment of present invention, the measuring device for providing link between another communication node, is applied
One communication node, including：Receiving module, the third signaling for receiving the transmission of the second communication node；Know module, is used for from institute
State the parameter that present communications feature consistency is known in third signaling, wherein the parameter of the communication feature consistency is for retouching
State the communication feature of communication link.
According to another embodiment of the invention, the measuring device for providing link between a kind of communication node, is applied
Two communication nodes, including：Receiving module, the first signaling for receiving the transmission of the first communication node；Module is known, for knowing
Configuration for completing inter-node link measurement；Wherein, first signaling is carried for describing retouching for measuring reference signals
State information.
According to another embodiment of the invention, the measuring device for providing link between another communication node, is applied
Second communication node, including：Receiving module, the second signaling for receiving the transmission of the first communication node；Know module, for from
The parameter of present communications feature consistency is known in second signaling, wherein the parameter of the communication feature consistency is used for
The communication feature of communication link is described.
According to another embodiment of the invention, the measuring device for providing link between another communication node, is applied
Second communication node, including：Sending module, for indicating present communications spy by sending third signaling to the first communication node
Levy the parameter of consistency；Wherein, the parameter of the communication feature consistency is for describing the first communication node and/or the second communication
The communication feature of node and/or communication link.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage medium is set as storage and uses
In the program code for executing following steps：
By the first signaling indicate the second communication node complete first communication node and second communication node it
Between link measurement；
Wherein, first signaling carries the description information for describing measuring reference signals.
Through the invention, indicate that the second communication node completes first communication node and described second by the first signaling
The measurement of link between communication node；Wherein, first signaling carries the description information for describing measuring reference signals.
The excessive technical problem of expense when link measures in the related technology can be solved, training for promotion efficiency is reached, reduces uplink and downlink
Link training expense effect.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of the measurement method of link between a kind of communication node according to the ... of the embodiment of the present invention；
Fig. 2 is the flow chart of the measurement method of link between another communication node according to the ... of the embodiment of the present invention；
Fig. 3 is the structure diagram of the measuring device of link between a kind of communication node according to the ... of the embodiment of the present invention；
Fig. 4 is the structure diagram of the measuring device of link between another communication node according to the ... of the embodiment of the present invention；
Fig. 5 is the downlink measuring signal transmission flow exemplary plot of the embodiment of the present invention；
Fig. 6 is reference signal-wave beam Mapping Examples figure of the embodiment of the present invention；
Fig. 7 is the out-hole run signal transmission flow exemplary plot of the embodiment of the present invention；
Fig. 8 is the base station/terminal transmitting-receiving beam configuration schematic diagram 1 of the embodiment of the present invention；
Fig. 9 is that the communication feature parameter of consistency of the embodiment of the present invention sends schematic diagram 1；
Figure 10 is the consistent schematic diagram of uplink downlink wave beam of the embodiment of the present invention；
Figure 11 is that the communication feature parameter of consistency of the embodiment of the present invention sends schematic diagram 2.
Specific implementation mode
Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.
In the present invention, involved term explanation reference is such as given a definition：
The measurement may include the reception for measuring signal, the transmission of measuring signal, the feedback of measurement result；It is described
Link can be between node：First communication node to the second communication node, the second communication node to the first communication node or
The combination of the two.
The device parameters can be：Radio frequency link indicates, and radio frequency link number, radio frequency link is mutually made an uproar, power amplifier, antenna array
First feature, antenna array characteristics, sub-array antenna, when inclined, frequency deviation etc..Device parameters also include the calibration information of above-mentioned parameter.
The wave beam can be a kind of resource (such as precoding of starting, receiving end precoding, antenna port, antenna weight arrow
Amount, antenna weight matrix etc.), wave beam symbol may alternatively be resource index, because wave beam can be with some time-frequency code resources
The binding being transmitted.Wave beam may be a kind of transmission (transmission/reception) mode；The transmission mode may include sky
Divide multiplexing, frequency domain/time diversity etc..
The reception wave beam instruction refers to that transmitting terminal can be reported by current reference signal and antenna port with UE feedbacks
The reference signal (or reference signal) of announcement and accurate co-located (QCL) of antenna port assume to be indicated.
The reception wave beam refers to that the wave beam or transmitting terminal of the receiving terminal without instruction can pass through current reference
Under the co-located instruction of standard of the reference signal (or reference signal) and antenna port of signal and antenna port and UE feedback reports
Receiving terminal Beam resources；
The wave beam group can be the above-mentioned wave beam intersection with a certain category feature.The category feature can be：It can be same
One receives wave beam and receives, or can be by same radio-frequency channel transmission etc..
The co-located relationship of standard of the reference signal refers to receiving, and sends when reference signal used resource (when such as
Domain, frequency domain), the standard met between antenna port is total to hypothesis on location.Different standards is total to hypothesis on location and at least corresponds to following parameter
Or subset of parameters：Doppler spread, Doppler shift, time delay are expanded, average delay and average gain；May also include, space
Parameter information, such as angle of arrival, receive the spatial coherence of wave beam, average delay, the correlation of time-frequency channel response (including phase
Position information).
The first, the second communication node can be base station, terminal, transmission node, communication network element, relaying etc..
Embodiment 1
A kind of measurement method of link between communication node is provided in the present embodiment, and Fig. 1 is according to embodiments of the present invention
A kind of communication node between link measurement method flow chart, as shown in Figure 1, the flow includes the following steps：
Step S102, the first communication node send the first signaling to the second communication node；Wherein, the first signaling carries useful
In the description information of description measuring reference signals.
Through the above steps, the first communication node sends the first signaling to the second communication node；Wherein, the first signaling carries
It is useful for the description information of description measuring reference signals.It can solve the excessive technology of expense when link measures in the related technology
Problem reaches training for promotion efficiency, reduces uplink downlink and trains expense effect.
In the first communication node side, the measurement method of link can also be by as follows between the communication node of the embodiment of the present invention
Several relevant schemes are realized：
Step S11, first communication node are consistent by link present communications feature between communication node by the second signaling
Property parameter be indicated to second communication node, wherein the parameter of communication feature consistency for describe the first communication node
And/or second communication node and/or communication link communication feature.
Step S21, the first communication node send the first signaling to the second communication node, wherein the first signaling carries useful
In the description information of description measuring reference signals；
Step S22, the first communication node receive the measurement reference letter that the second communication node is sent according to the first signal deployment
Number；
Step S23, the first communication node complete the measurement for measuring reference signals and/or feedback.
Step S31, the first communication node receive the third signaling that the second communication node is sent；
Step S32 knows the parameter of present communications feature consistency from third signaling, wherein communication feature consistency
Parameter be used to describe the communication feature of communication link.
The measurement method of link between another communication node is provided in the present embodiment, and Fig. 2 is implemented according to the present invention
The flow chart of the measurement method of link between another communication node of example, as shown in Fig. 2, the flow includes the following steps：
Step S202, the second communication node receive the first signaling that the first communication node is sent；
Step S204, second communication node know the description for describing measuring reference signals that the first signaling carries
Information.
In the second communication node side, the measurement method of link can also be by as follows between the communication node of the embodiment of the present invention
Several relevant schemes are realized：
Step S41, the second communication node receive the second signaling that the first communication node is sent；
Step S42, the second communication node know the parameter of present communications feature consistency from the second signaling, wherein logical
The parameter of letter feature consistency is used to describe the communication special of the first communication node and/or the second communication node and/or communication link
Sign.
Step S51, the second communication node obtain the measurement result and/or Given information that link measures, wherein Given information
Parameter for describing the first communication node and/or the second communication node；
Step S52, the second communication node are based on measurement result and/or Given information, by third signaling by communication node
Between the parameter of link present communications feature consistency be indicated to the first communication node, wherein the parameter of communication feature consistency is used
In the communication feature for describing the first communication node and/or the second communication node and/or communication link.
Optionally, the first communication node of executive agent and the second communication node of above-mentioned steps can be base station and end respectively
End, can also be terminal and base station respectively but not limited to this.
Optionally, the sending method of the first signaling includes one of following：First communication node is actively sent；First communication section
Point is sent after the measurement request for receiving the transmission of the second communication node.
In the optional embodiment of the present embodiment, the first signaling is at least one of：Radio resource control layer RRC letters
It enables；Media access control layer MAC signalings；Single-stage physical layer signaling；Multistage physical layer signaling.
In the optional embodiment of the present embodiment, the content of the first signaling includes at least one following：It measures with reference to letter
Number；The transmission resource of measuring reference signals；The sending method of measuring reference signals；The reception resource of measuring reference signals；It measures
The reception mode of reference signal；Measure content；The configuration of feedback measurement.
In the optional embodiment of the present embodiment, measuring reference signals include at least one following：Synchronizing signal SS；Letter
Road state measurement reference signal CSI-RS；Measuring signal SRS；Downlink demodulation reference signal；Uplink demodulation reference signal.
Optionally, the transmission of measuring reference signals and/or reception resource refer to being assigned according at least one such as under type
Resource：Pattern, range, effective time, number, wherein assigned resource includes at least one of：Time-domain resource, frequency
Domain resource, spatial domain resource, Beam resources.
Optionally, the sending method of the measuring reference signals includes at least one following：Reference signal transmission sequence；Ginseng
Examine signal sending cycle；Reference signal sending mode；
Optionally, the reception mode of the measuring reference signals includes at least one following：Reference signal transmission sequence；Ginseng
Examine signal sending cycle；Reference signal reception pattern；
Optionally, transmission and/or the reception sequence of measuring reference signals include at least one following：Reference signal is to time domain
The mapping order of resource；Mapping order of the reference signal to frequency domain resource；Mapping order of the reference signal to spatial domain resource；With reference to
Mapping order of the signal to Beam resources；The transmission of time-domain resource and/or sequential is received, or, the transmission of frequency domain resource and/or connecing
Time receiving sequence, or, transmission and/or the reception sequential of spatial domain resource, or, transmission and/or the reception sequential of Beam resources.
Optionally, the reference transmission/reception pattern includes at least one following：Space diversity, spatial reuse, closed loop pass
It is defeated, open-loop transmission.
Optionally, the configuration of feedback measurement includes at least one following：Feedback content, feedback format, feedback are made
With resource, the mapping order of feedback content to resource feeds back the transmission timing of used resource.
Optionally, feedback content measures content with link and is identity set or is the subset that link measures content, feedback
Content includes at least one following：The characteristic information of inter-node link；N number of optimum reception wave beam；M best launching beams；L
Best launching beam set；H optimum reception beam set；Wherein, N, M, L, H are nonnegative integer.
Optionally, the characteristic information of inter-node link includes at least one following：Communications band, link-quality, channel are mutual
Yi Xing, channel statistical feature, send wave beam, receive wave beam, when inclined, frequency deviation.
Optionally, link-quality includes at least one following：Signal energy is received, the difference of signal energy is received, is received
Signal quality, the difference of received signal quality, signal-to-noise ratio, Signal to Interference plus Noise Ratio.
Optionally, channel statistical feature includes at least one following：Delay spread, angle spread, doppler spread, wave reach
Angle, wave digression, channel coefficient matrix, the transposition of channel coefficient matrix, channel covariance matrices, channel covariance matrices turn
It sets, channel disturbance matrix, the transposition of channel disturbance matrix, the feature vector of above-mentioned channel matrix, according to above-mentioned channel matrix institute
Precoding weights, channel quality indicator (CQI) are obtained, the weight matrix that prelists indicates PMI.
Optionally, it is known that information includes at least one of：
First communication node in the receiving mode used in device parameters；
First communication node in the transmit mode used in device parameters；
Whether the first communication node is identical in the device parameters used in transceiver mode；
First communication node in the transmit mode used in wave beam；
First communication node in the receiving mode used in wave beam；
Whether the first communication node is identical in the wave beam used in transceiver mode；
First communication node in the transmit mode used in resource；
First communication node in the receiving mode used in resource；
Whether the first communication node is identical in the resource used in transceiver mode；
Second communication node in the receiving mode used in device parameters；
Second communication node in the transmit mode used in device parameters；
Whether the second communication node is identical in the device parameters used in transceiver mode；
Second communication node in the transmit mode used in wave beam；
Second communication node in the receiving mode used in wave beam；
Whether the second communication node is identical in the wave beam used in transceiver mode；
Second communication node in the transmit mode used in resource；
Second communication node in the receiving mode used in resource；
Whether the second communication node is identical in the resource used in transceiver mode；
The feature of link between first communication node and the second communication node.
Optionally, the second signaling is at least one of：Radio resource control RRC signaling；Media access control layer MAC letters
It enables；Single-stage physical layer signaling；Multistage physical layer signaling.
Optionally, the content of the second signaling includes at least one of：Characterize the first communication node transmitting-receiving feature whether one
The mark of cause；Characterize the first communication node transmitting-receiving feature consistency class letter；Whether characterize the second communication node transmitting-receiving feature
Consistent mark；Characterize the second communication node transmitting-receiving feature consistency class letter；The first communication node is characterized to the second communication
The link of node and the whether consistent mark of the second communication node to the first communication node link characteristics；Characterize the first communication node
To the link and the second communication node to the first communication node link characteristics consistency class letter of the second communication node；With reference to letter
Quasi- common point between number；Beam configuration used in Traffic Channel.
Optionally, Traffic Channel includes at least one of：Synchronizing channel, broadcast channel, control channel, data channel.
Optionally, third signaling is at least one of：Radio resource control RRC signaling；Media access control layer MAC letters
It enables；Single-stage physical layer signaling；Multistage physical layer signaling.
Optionally, the content of third signaling includes at least one of：Characterize the first communication node transmitting-receiving feature whether one
The mark of cause；Characterize the first communication node transmitting-receiving feature consistency class letter；Whether characterize the second communication node transmitting-receiving feature
Consistent mark；Characterize the second communication node transmitting-receiving feature consistency class letter；The first communication node is characterized to the second communication
The link of node and the whether consistent mark of the second communication node to the first communication node link characteristics；Characterize the first communication node
To the link and the second communication node to the first communication node link characteristics consistency class letter of the second communication node；With reference to letter
Quasi- common point between number；Beam configuration used in Traffic Channel.
Optionally, after the configuration that the second communication node knows for completing inter-node link measurement, further include：Second
Communication node completes the measurement for reference signal and/or feedback according to the first signaling.
Optionally, after the configuration that the second communication node knows for completing inter-node link measurement, further include：Second
Communication node completes the transmission for reference signal according to the first signaling.
Optionally, first node knows that the method for the parameter of present communications feature consistency includes at least one of：The
One node measurement result, second node reported result, Given information.
Optionally, after second communication node knows the description information of measuring reference signals, the method further includes：
When being not specified by the transmission sequence of reference signal in the first signaling, the second communication node can be suitable according to scheduled transmission in advance
Sequence, or corresponding resource completes the transmission of reference signal when feeding back before.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical scheme of the present invention is substantially in other words to existing
The part that technology contributes can be expressed in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, calculate
Machine, server or network equipment etc.) execute method described in each embodiment of the present invention.
Embodiment 2
A kind of measuring device of link between communication node is additionally provided in the present embodiment, and the device is for realizing above-mentioned reality
Example and preferred embodiment are applied, repeating no more for explanation had been carried out.As used below, term " module " may be implemented
The combination of the software and/or hardware of predetermined function.Although device described in following embodiment is preferably realized with software,
The realization for being the combination of hardware or software and hardware is also that may and be contemplated.
Fig. 3 is the structure diagram of the measuring device of link between a kind of communication node according to the ... of the embodiment of the present invention, is applied
First communication node, as shown in figure 3, the device includes：Indicating module 30, for sending the first signaling to the second communication node；
Wherein, the first signaling carries the description information for describing measuring reference signals.
Optionally, the content of the first signaling includes at least one following：Measuring reference signals；The transmission of measuring reference signals
Resource；The sending method of measuring reference signals；The reception resource of measuring reference signals；The reception mode of measuring reference signals；It surveys
Measure content；The configuration of feedback measurement.
The present embodiment applies the measuring device of the link between another communication node of the first communication node to include：Indicate mould
Block, for the parameter of link present communications feature consistency between communication node to be indicated to second communication by the second signaling
Node, wherein the parameter of the communication feature consistency for describe the first communication node and/or the second communication node and/or
The communication feature of communication link.
The present embodiment applies the measuring device of the link between another communication node of the first communication node to include：Indicate mould
Block, for sending the first signaling to the second communication node, wherein the first signaling is carried for describing retouching for measuring reference signals
State information；Receiving module, for receiving the measuring reference signals that the second communication node is sent according to the first signal deployment；Handle mould
Block, for completing the measurement for measuring reference signals and/or feedback.
The present embodiment applies the measuring device of the link between another communication node of the first communication node to include：Receive mould
Block, the third signaling for receiving the transmission of the second communication node；Module is known, for knowing present communications spy from third signaling
Levy the parameter of consistency, wherein the parameter of communication feature consistency is used to describe the communication feature of communication link.
Fig. 4 is the structure diagram of the measuring device of link between another communication node according to the ... of the embodiment of the present invention, application
In the second communication node, as shown in figure 4, the device includes：
Receiving module 40, the first signaling for receiving the transmission of the first communication node；
Know module 42, the description information for describing measuring reference signals carried for knowing the first signaling.
The present embodiment applies the measuring device of the link between another communication node of the second communication node to include：Receive mould
Block, the second signaling for receiving the transmission of the first communication node；Module is known, for knowing present communications spy from the second signaling
Levy the parameter of consistency, wherein the parameter of communication feature consistency is used to describe the communication feature of communication link.
The present embodiment applies the measuring device of the link between another communication node of the second communication node to include：Send mould
Block, for indicating the parameter of present communications feature consistency by sending third signaling to the first communication node；Wherein, it communicates
The parameter of feature consistency is used to describe the communication feature of the first communication node and/or the second communication node and/or communication link.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary
The form of combination is located in different processors.
Embodiment 3
The present embodiment is according to an alternative embodiment of the invention, for supplementing above-described embodiment, and to this Shen
It please be described in detail：
According to one embodiment of present invention, the method and apparatus that link between a kind of communication node measures is provided, including：
Base station will carry out the measuring configuration of communication link by signaling terminal currently：
Optionally, base station can actively send signaling according to dispatching requirement；
Optionally, base station can send the signaling after the measurement request for receiving terminal transmission；
Optionally, base station can be in the measuring reference signals needed for self-service decision；
Optionally, base station can determine required measuring reference signals according to the request type that measures of terminal；
Optionally, which may include the transmission configuration for the downlink reference signal that base station end is sent；
Optionally, which may include that the transmission of the uplink reference signals sent by terminal as defined in base station is matched
It sets；
Optionally, which may include the reception configuration of terminal-pair downlink measuring signal as defined in base station；
Optionally, which may include whether terminal as defined in base station feeds back downlink measurements；
Optionally, the measuring configuration feedback format of defined terminal for downlink measurements between may include；
Optionally, measurement cooperation may include that base station for uplink measurement result is fed back.
Optionally, which may include feedback format of the base station for uplink measurement results；
Optionally, terminal is according to the measurement for receiving the downlink reference signal that signaling completion sends terminal；
Optionally, terminal completes the feedback for downlink reference signal measurement result according to reception signaling；
Optionally, terminal completes the transmission for uplink reference signals according to reception signaling；
According to one embodiment of present invention, the method and apparatus that link between a kind of communication node measures is provided, including：
Base station is by signaling terminal Current Communications Status parameter of consistency：
Optionally, whether which can be used for characterizing base station end transmitting-receiving consistency true；
Optionally, which can be used for characterizing the grade of base station end transmitting-receiving consistency；
Optionally, whether identical which can be used for characterizing base station end transmitting-receiving wave beam；
Optionally, the standard which can be used for characterizing between the reference signal that base station end is received and dispatched is total to position relationship；
Optionally, which can be used for characterizing base station end for the relationship between the used wave beam of Traffic Channel；
Optionally, whether which can be used for characterizing terminal transmitting-receiving consistency true；
Optionally, which can be used for characterizing the grade of terminal transmitting-receiving consistency；
Optionally, whether identical which can be used for characterizing terminal transmitting-receiving wave beam；
Optionally, the standard which can be used for characterizing between the reference signal that terminal is received and dispatched is total to position relationship；
Optionally, which can be used for characterizing terminal for the relationship between the used wave beam of Traffic Channel；
Optionally, which can use the channel characteristics characterized between current uplink downlink；
Optionally, which can be the configuration for the first time to Current Communications Status parameter of consistency；
Optionally, which can be to be reconfigured to Current Communications Status parameter of consistency；
Optionally, which can be the activation to having communications status parameter of consistency；
Optionally, terminal is completed to know the reception mode of downlink according to reception signaling；
Optionally, terminal is completed to know the sending method of uplink according to reception signaling；
According to one embodiment of present invention, the method and apparatus that link between a kind of communication node measures is provided, including：
Terminal is by signaling base station Current Communications Status parameter of consistency：
Optionally, whether which can be used for characterizing base station end transmitting-receiving consistency true；
Optionally, which can be used for characterizing the grade of base station end transmitting-receiving consistency；
Optionally, whether identical which can be used for characterizing base station end transmitting-receiving wave beam；
Optionally, the standard which can be used for characterizing between the reference signal that base station end is received and dispatched is total to position relationship；
Optionally, which can be used for characterizing base station end for the relationship between the used wave beam of Traffic Channel；
Optionally, whether which can be used for characterizing terminal transmitting-receiving consistency true；
Optionally, which can be used for characterizing the grade of terminal transmitting-receiving consistency；
Optionally, whether identical which can be used for characterizing terminal transmitting-receiving wave beam；
Optionally, the standard which can be used for characterizing between the reference signal that terminal is received and dispatched is total to position relationship；
Optionally, which can be used for characterizing terminal for the relationship between the used wave beam of Traffic Channel；
Optionally, which can use the channel characteristics characterized between current uplink downlink；
Optionally, which can be the configuration for the first time to Current Communications Status parameter of consistency；
Optionally, which can be to be reconfigured to Current Communications Status parameter of consistency；
Optionally, which can be the activation to having communications status parameter of consistency；
Optionally, base station completes to know the reception mode of uplink according to reception signaling；
Optionally, base station completes to know the sending method of downlink according to reception signaling；
The present embodiment further includes multiple specific embodiments, specific as follows for being illustrated in conjunction with different scenes：
Specific embodiment 1：
According to embodiments of the present invention, the mode that signal deployment is measured between a kind of communication node is provided：
Fig. 5 is the downlink measuring signal transmission flow exemplary plot of the embodiment of the present invention, as shown in figure 5, base station end can be according to
Request is measured according to the downlink that terminal is sent or actively sends downlink measuring configuration.
Y (Y >=0) a time quantum of optional wherein downlink measuring configuration and downlink reference signal transmission time interval
(such as slot, TTI etc.) can be to arrange in advance.
Y (Y >=0) a time quantum of optional wherein downlink measuring configuration and downlink reference signal transmission time interval
(such as slot, TTI etc.) can be to be carried in the measurement request that terminal is sent.
Y (Y >=0) a time quantum of optional wherein downlink measuring configuration and downlink reference signal transmission time interval
(such as slot, TTI etc.) can be as the parameter of downlink measuring configuration.
When base station issues downlink reference signal, downlink reference signal need to issue the mapping order of resource with base station
Measuring configuration parameter is consistent；
When the measurement is initiated (when active sending measuring configures) by base station, terminal needs to survey downlink according to measuring configuration
Amount result is fed back, and feedback content can be：
Optional N number of best transmission wave beam and its corresponding RSRP (containing the difference RSRP based on reference wave beam)
Optional N number of best transmission wave beam and its corresponding reception wave beam and its corresponding RSRP are (containing based on reference wave
The difference RSRP of beam)
Optional H best launching beam groups, wherein every group includes I launching beam and its corresponding RSRP.
Optionally, Fig. 6 is reference signal-wave beam Mapping Examples figure of the embodiment of the present invention, as shown in fig. 6, when descending reference is believed
When number being simultaneously emitted by by L antenna end, terminal can be with according to gained channel coefficient matrix
Or channel covariance matrices R=HHHKnow and feed back the used precoding weights (set) of downlink, or special
Sign vector, characteristic root etc., wherein H are that L*M ties up matrix and M >=1.
Work as M>When 1, terminal can pass throughOr RTKnow and feeds back base station when base station use is joined with currently transmitted downlink
It examines the progress uplink signal reception of signal same configuration and terminal uses configuration identical with downlink reference signal is received in the ban to carry out
Precoding weights (set) or feature vector when uplink signal is sent used in link, characteristic root etc., whereinFor arbitrary l rows in H-matrix, the set of m row, 1≤l≤L and 1<m≤M.
Specific embodiment 2：
Fig. 7 is the out-hole run signal transmission flow exemplary plot of the embodiment of the present invention, as shown in fig. 7, base station can be according to
The out-hole run request or actively send out-hole run configuration that terminal is sent.
The Y (Y >=0) that optional terminal receives the time interval between out-hole run configuration and transmission uplink reference signals is a
Time quantum (such as slot, TTI etc.) can be to arrange in advance.
(Y >=0) that optional terminal receives the time interval between out-hole run configuration and transmission uplink reference signals is a
Time quantum (such as slot, TTI etc.) can be to be carried in the measurement request that terminal is sent.
(Y >=0) that optional terminal receives the time interval between out-hole run configuration and transmission uplink reference signals is a
Time quantum (such as slot, TTI etc.) can be as the parameter of downlink measuring configuration.
Optionally when terminal sends uplink reference signals, the mapping relations of reference signal and resource need to issue with base station
Measuring configuration parameter be consistent；
Fig. 8 is the base station/terminal transmitting-receiving beam configuration schematic diagram 1 of the embodiment of the present invention, as shown in figure 8, when base station is known
When terminal is used to receive I beam information of downlink signal, base station can notify selected J (J≤I) a by measuring configuration
Wave beam provides the mapping relations of uplink signal and J wave beam for sending uplink signal.
Optionally, base station can send uplink reference signals with configurating terminal according to optimum reception wave beam；
Optionally, base station can with configurating terminal according to the reception wave beam corresponding to the uplink beam measurement result reported with
And sequence sends uplink reference signals (optional, the default rule which can be between base station and terminal)；
Optionally, base station can be with configurating terminal according to specific near optimum reception wave beam, and covering optimum reception wave beam
The wave beam of area of space sends uplink reference signals according to particular order, and this kind of limitation can be by directly indicating space model
It encloses, angle offset, precoding set or resource are completed；
When the measurement is to initiate (upper hair measures request) by terminal, base station is needed according to measuring configuration to out-hole run result
It is fed back, feedback content can be：
Optional N number of best transmission wave beam and its corresponding RSRP (containing the difference RSRP based on reference wave beam)
Optional N number of best transmission wave beam and its corresponding reception wave beam and its corresponding RSRP are (containing based on reference wave
The difference RSRP of beam)
Optional H best launching beam groups, wherein every group includes I launching beam and its corresponding RSRP.
Optionally, as shown in fig. 6, when uplink reference signals are simultaneously emitted by by L antenna end, base station can be with according to institute
Obtain channel coefficient matrixOr channel covariance matrices R=HHHKnow and feeds back to terminal uplink
Used precoding weights (set) or feature vector, characteristic root etc., wherein H be that L*M ties up matrix and M >=1.
Work as M>When 1, base station can pass throughOr RTKnow and feedback terminal is when base station use receives uplink ginseng with current
It examines the progress downlink signal transmission of signal same configuration and terminal uses configuration identical with uplink reference signals are sent in the ban to carry out down
Precoding weights (set) or feature vector when row signal receives used in link, characteristic root etc., wherein
For arbitrary l rows in H-matrix, the set of m row, 1≤l≤L and 1<m≤M.
Specific embodiment 3：
Fig. 9 is that the communication feature parameter of consistency of the embodiment of the present invention sends schematic diagram 1, as shown in figure 9, base station is obtaining
The ginseng of present communications feature consistency is known after the downlink measurement feedback result of terminal and the measurement result of uplink reference signals
Number, and pass through signaled terminal.
Figure 10 is the consistent schematic diagram of uplink downlink wave beam of the embodiment of the present invention, as shown in Figure 10, when base station and terminal
It is consistent to survey selected best transmitting-receiving wave beam, that is, proves that it is consistent respectively to receive and dispatch feature with end side for base station in present communications.
Optionally, in the case where base station and end side are respectively received and dispatched feature consistency and set up, when uplink and downlink measures gained
Link-quality is identical, that is, feature is consistent between proving uplink downlink.
Optionally, in the case where base station and end side are respectively received and dispatched feature consistency and set up, when passing through uplink by base station
Reference signal measures obtained uplink channel characteristics and is calculated by measurement downlink reference signal with what is feed back by terminal
When uplink channel characteristics are consistent, that is, feature is consistent between proving uplink downlink.
Optionally, in the case where base station and end side are respectively received and dispatched feature consistency and set up, when passing through uplink by base station
Reference signal, which measures, calculates that obtained down channel feature obtains down with what is fed back by terminal by measuring downlink reference signal
When row channel characteristics are consistent, that is, feature is consistent between proving uplink downlink.
Optionally, base station can carry out instruction terminal present communications feature consistency in downlink signaling by 1bit contents
It is whether true.When it is 1 to indicate information, characterization present communications feature consistency is set up, and then indicates invalid when being 0；
Optionally, when the instruction information is 0, base station can characterize current uplink downlink by additional N number of bit
Between feature difference.
Optionally, when the instruction information is 0, base station can be indicated by M additional bit in subsequent data transmission
During, terminal needs the reception wave beam used, sends wave beam.
Optionally, present communications feature consistency can be divided into L by base station according to the criterion in advance with terminal agreement
Grade is simultaneously used in the signalingA bit indicated.
Optionally, the criterion of agreement includes：The difference of uplink downlink quality；The downlink letter obtained by uplink reference signals
Road and by downlink reference signal directly to down channel characteristic value difference；The down channel obtained by uplink reference signals
With by downlink reference signal directly to down channel feature vector difference；The down channel obtained by uplink reference signals
With by downlink reference signal directly to down channel precoding weights；The up channel obtained by downlink reference signal with
By uplink reference signals directly to up channel characteristic value difference；The up channel obtained by downlink reference signal with by
Feature vector difference between the up channel that uplink reference signals directly arrive；The up channel obtained by downlink reference signal with by
Precoding weights between the up channel that uplink reference signals directly arrive；
Optionally, base station can by between configurating downlink reference signal and uplink reference about containing spatial channel parameters
Standard be total to position and assume that there is accurate position relationship altogether to characterize the whether true or different grade of present communications feature consistency；
Optionally, base station about spatial channel parameters there is accurate position altogether to close by configurating downlink CSI-RS and uplink SRS
It is consistent respectively to receive and dispatch feature for characterizing base station with end side for system.
Optionally, base station about spatial channel parameters there is accurate position altogether to close by configurating downlink CSI-RS and uplink DMRS
System, it is consistent for characterizing feature between uplink.
Optionally, base station about spatial channel parameters there is accurate position altogether to close by configurating downlink DMRS and uplink DMRS
System, it is consistent for characterizing feature between uplink.
Optionally, base station can be consistent to characterize present communications feature by configuring the transmitting-receiving wave beam of uplink and downlink Traffic Channel
Whether property is true.
Specific embodiment 4：
Figure 11 is that the communication feature parameter of consistency of the embodiment of the present invention sends schematic diagram 2, and as shown in figure 11, terminal is obtaining
Know present communications feature consistency after taking the out-hole run feedback result of base station and the measurement result of downlink reference signal
Parameter, and pass through signaled base station.
Wherein as shown in Figure 10, it is consistent that selected best transmitting-receiving wave beam is surveyed with terminal when base station, that is, proves present communications
It is consistent that middle base station respectively receives and dispatches feature with end side.
Optionally, in the case where base station and end side are respectively received and dispatched feature consistency and set up, when uplink and downlink measures gained
Link-quality is identical, that is, feature is consistent between proving uplink downlink.
Optionally, in the case where base station and end side are respectively received and dispatched feature consistency and set up, when passing through downlink by terminal
Reference signal measures obtained down channel feature and is calculated by measuring uplink reference signals by base station feedback
When down channel feature is consistent, that is, feature is consistent between proving uplink downlink.
Optionally, in the case where base station and end side are respectively received and dispatched feature consistency and set up, when passing through downlink by terminal
Reference signal measure calculate obtained uplink channel characteristics with obtained by measurement uplink reference signals by base station feedback it is upper
When row channel characteristics are consistent, that is, feature is consistent between proving uplink downlink.
Optionally, terminal can be in the signaling by 1bit contents, whether to indicate base station present communications feature consistency
It sets up.When it is 1 to indicate information, characterization present communications feature consistency is set up, and then indicates invalid when being 0；
Optionally, when the instruction information is 0, terminal can characterize current uplink downlink by additional N number of bit
Between feature difference.
Optionally, when the instruction information is 0, terminal can be indicated by M additional bit in subsequent data transmission
During, base station needs the reception wave beam used, sends wave beam.
Optionally, present communications feature consistency can be divided into L by terminal according to the criterion in advance with terminal agreement
Grade is simultaneously used in the signalingA bit indicated.
Optionally, terminal can by between configurating downlink reference signal and uplink reference about containing spatial channel parameters
Standard be total to position and assume that there is accurate position relationship altogether to characterize the whether true or different grade of present communications feature consistency；
Optionally, terminal about spatial channel parameters there is accurate position altogether to close by configurating downlink CSI-RS and uplink SRS
It is consistent respectively to receive and dispatch feature for characterizing base station with end side for system.
Optionally, terminal about spatial channel parameters there is accurate position altogether to close by configurating downlink CSI-RS and uplink DMRS
System, it is consistent for characterizing feature between uplink.
Optionally, terminal about spatial channel parameters there is accurate position altogether to close by configurating downlink DMRS and uplink DMRS
System, it is consistent for characterizing feature between uplink.
Optionally, terminal can be consistent to characterize present communications feature by configuring the transmitting-receiving wave beam of uplink and downlink Traffic Channel
Whether property is true.
Through the embodiment of the present invention, due to configuration information that base station is measured by from signaling to terminal transmission link.Base station/end
End can be according to itself current measurement result, and terminal/base station feedback is as a result, Given information is completed to join current ink consistency
Several determinations, and by signaling terminal/base station.
Embodiment 4
The embodiments of the present invention also provide a kind of storage mediums.Optionally, in the present embodiment, above-mentioned storage medium can
To be arranged to store the program code for executing following steps：
S1 indicates that the second communication node completes link between the first communication node and the second communication node by the first signaling
Measurement；Wherein, the first signaling carries the description information for describing measuring reference signals.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or
The various media that can store program code such as CD.
Optionally, in the present embodiment, processor is executed according to stored program code in storage medium passes through first
Signaling indicates that the second communication node completes the measurement of link between the first communication node and the second communication node；Wherein, the first letter
Enable the description information carried for describing measuring reference signals.
Optionally, the specific example in the present embodiment can refer to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be with different from shown in sequence execution herein
The step of going out or describing, either they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (39)
1. the measurement method of link between a kind of communication node, which is characterized in that including：
First communication node sends the first signaling to the second communication node；
Wherein, first signaling carries the description information for describing measuring reference signals.
2. according to the method described in claim 1, it is characterized in that, the sending method of first signaling includes one of following：
First communication node is actively sent；
First communication node is sent after receiving the measurement request that second communication node is sent.
3. according to the method described in claim 1, it is characterized in that, first signaling is at least one of：
Radio resource control layer RRC signaling；
Media access control layer MAC signalings；
Single-stage physical layer signaling；
Multistage physical layer signaling.
4. according to the method described in claim 1, it is characterized in that, the content of first signaling includes at least one following：
Measuring reference signals；
The transmission resource of measuring reference signals；
The sending method of measuring reference signals；
The reception resource of measuring reference signals；
The reception mode of measuring reference signals；
Measure content；
The configuration of feedback measurement.
5. according to the method described in claim 4, it is characterized in that, the measuring reference signals include at least one following：
Synchronizing signal SS；
Channel state measurement reference signal CSI-RS；
Measuring signal SRS；
Downlink demodulation reference signal；
Uplink demodulation reference signal.
6. according to the method described in claim 4, it is characterized in that, transmission and/or the reception resource of the measuring reference signals
It refer to the resource being assigned according at least one such as under type：Pattern, range, effective time, number, wherein described to be assigned
Resource include at least one of：Time-domain resource, frequency domain resource, spatial domain resource, Beam resources.
7. according to the method described in claim 4, it is characterized in that, the sending method of the measuring reference signals include such as down toward
It is one of few：
Reference signal transmission sequence；
Reference signal sending cycle；
Reference signal sending mode.
8. according to the method described in claim 4, it is characterized in that, the reception mode of the measuring reference signals include such as down toward
It is one of few：
Reference signal transmission sequence；
Reference signal sending cycle；
Reference signal reception pattern.
9. method according to claim 7 or 8, which is characterized in that the transmission and/or reception of the measuring reference signals are suitable
Sequence includes at least one following：
Mapping order of the reference signal to time-domain resource；
Mapping order of the reference signal to frequency domain resource；
Mapping order of the reference signal to spatial domain resource；
Mapping order of the reference signal to Beam resources；
The transmission of time-domain resource and/or receive sequential, or, frequency domain resource and/or receive sequential, or, spatial domain resource and/or
Receive sequential, or, Beam resources and/or receive sequential.
10. method according to claim 7 or 8, which is characterized in that with reference to transmission/reception pattern include it is following at least it
One：Space diversity, spatial reuse, closed loop transmission, open-loop transmission.
11. according to the method described in claim 4, it is characterized in that, the configuration of the feedback measurement include it is following at least
One of：Feedback content, feedback format feed back used resource, and the mapping order of feedback content to resource feeds back used resource
Transmission timing.
12. according to the method for claim 11, which is characterized in that it is same collection that the feedback content measures content with link
The subset of content is closed or is measured for link, the feedback content includes at least one following：
The characteristic information of inter-node link；
N number of optimum reception wave beam；
M best launching beams；
L best launching beam set；
H optimum reception beam set；
Wherein, N, M, L, H are nonnegative integer.
13. according to the method for claim 12, which is characterized in that the characteristic information of the inter-node link include such as down toward
It is one of few：Communications band, link-quality, channel reciprocity, channel statistical feature, send wave beam, receive wave beam, when inclined, frequency deviation.
14. according to the method for claim 13, which is characterized in that the link-quality includes at least one following：It receives
Signal energy receives the difference of signal energy, received signal quality, the difference of received signal quality, signal-to-noise ratio, Signal to Interference plus Noise Ratio.
15. according to the method for claim 13, which is characterized in that the channel statistical feature includes at least one following：
Delay spread, angle spread, doppler spread, direction of arrival, wave digression, channel coefficient matrix, the transposition of channel coefficient matrix, letter
Road covariance matrix, the transposition of channel covariance matrices, channel disturbance matrix, the transposition of channel disturbance matrix, channel matrix
Feature vector, according to precoding weights obtained by channel matrix, channel quality indicator (CQI), the weight matrix that prelists indicates PMI.
16. the measurement method of link between a kind of communication node, which is characterized in that including：
The parameter of link present communications feature consistency between communication node is indicated to by the first communication node by the second signaling
Two communication nodes；
Wherein, the parameter of the communication feature consistency is for describing the first communication node and/or the second communication node and/or leading to
Believe the communication feature of link.
17. according to the method for claim 16, which is characterized in that first node knows the ginseng of present communications feature consistency
Several methods includes at least one of：
First node measurement result
Second node reported result
Given information.
18. according to the method for claim 17, which is characterized in that the Given information includes at least one of：
First communication node in the receiving mode used in device parameters；
First communication node in the transmit mode used in device parameters；
Whether the first communication node is identical in the device parameters used in transceiver mode；
First communication node in the transmit mode used in wave beam；
First communication node in the receiving mode used in wave beam；
Whether the first communication node is identical in the wave beam used in transceiver mode；
First communication node in the transmit mode used in resource；
First communication node in the receiving mode used in resource；
Whether the first communication node is identical in the resource used in transceiver mode；
Second communication node in the receiving mode used in device parameters；
Second communication node in the transmit mode used in device parameters；
Whether the second communication node is identical in the device parameters used in transceiver mode；
Second communication node in the transmit mode used in wave beam；
Second communication node in the receiving mode used in wave beam；
Whether the second communication node is identical in the wave beam used in transceiver mode；
Second communication node in the transmit mode used in resource；
Second communication node in the receiving mode used in resource；
Whether the second communication node is identical in the resource used in transceiver mode；
The feature of link between first communication node and second communication node.
19. according to the method for claim 16, which is characterized in that second signaling is at least one of：
Radio resource control RRC signaling；
Media access control layer MAC signalings；
Single-stage physical layer signaling；
Multistage physical layer signaling.
20. according to the method for claim 16, which is characterized in that the content of second signaling include it is following at least it
One：
Characterize the whether consistent mark of the first communication node transmitting-receiving feature；
Characterize the first communication node transmitting-receiving feature consistency class letter；
Characterize the whether consistent mark of the second communication node transmitting-receiving feature；
Characterize the second communication node transmitting-receiving feature consistency class letter；
Characterize the link and the second communication node to the first communication node link characteristics of the first communication node to the second communication node
Whether consistent mark；
Characterize the link and the second communication node to the first communication node link characteristics of the first communication node to the second communication node
Consistency class letter；
Quasi- common point between reference signal；
Beam configuration used in Traffic Channel.
21. according to the method for claim 20, which is characterized in that the Traffic Channel includes at least one of：It is synchronous
Channel, broadcast channel, control channel, data channel.
22. the measurement method of link between a kind of communication node, which is characterized in that including：
First communication node sends the first signaling to the second communication node, wherein first signaling is carried for describing to survey
Measure the description information of reference signal；
First communication node receives the measuring reference signals that the second communication node is sent according to first signal deployment；
First communication node completes the measurement for the measuring reference signals and/or feedback.
23. the measurement method of link between a kind of communication node, which is characterized in that including：
First communication node receives the third signaling that the second communication node is sent；
The parameter of present communications feature consistency is known from the third signaling, wherein the ginseng of the communication feature consistency
Communication feature of the number for describing communication link.
24. according to the method for claim 23, which is characterized in that the third signaling is at least one of：
Radio resource control RRC signaling；
Media access control layer MAC signalings；
Single-stage physical layer signaling；
Multistage physical layer signaling.
25. the method according to claim 23 or 24, which is characterized in that the content of the third signaling include it is following at least
One of：
Characterize the whether consistent mark of the first communication node transmitting-receiving feature；
Characterize the first communication node transmitting-receiving feature consistency class letter；
Characterize the whether consistent mark of the second communication node transmitting-receiving feature；
Characterize the second communication node transmitting-receiving feature consistency class letter；
Characterize the link and the second communication node to the first communication node link characteristics of the first communication node to the second communication node
Whether consistent mark；
Characterize the link and the second communication node to the first communication node link characteristics of the first communication node to the second communication node
Consistency class letter；
Quasi- common point between reference signal；
Beam configuration used in Traffic Channel.
26. the measurement method of link between a kind of communication node, which is characterized in that including：
Second communication node receives the first signaling that the first communication node is sent；
Second communication node knows the description information for describing measuring reference signals that the first signaling carries.
27. according to the method for claim 26, which is characterized in that know measuring reference signals in second communication node
Description information after, the method further includes：
Second communication node completes the measurement for reference signal and/or feedback according to first signaling.
28. according to the method for claim 26, which is characterized in that know measuring reference signals in second communication node
Description information after, the method further includes：
Second communication node completes the transmission for reference signal according to first signaling.
29. the method according to claim 26 or 28, which is characterized in that know measurement reference in second communication node
After the description information of signal, the method further includes：
When being not specified by the transmission sequence of reference signal in the first signaling, the second communication node can be according to prior scheduled hair
Corresponding resource completes the transmission of reference signal when sending sequence, or feeding back before.
30. the measurement method of link between a kind of communication node, which is characterized in that including：
Second communication node receives the second signaling that the first communication node is sent；
Second communication node knows the parameter of present communications feature consistency from second signaling, wherein described logical
The parameter of letter feature consistency is used to describe the communication special of the first communication node and/or the second communication node and/or communication link
Sign.
31. the measurement method of link between a kind of communication node, which is characterized in that including：
Second communication node obtains the measurement result and/or Given information that link measures, wherein the Given information is for describing
The parameter of first communication node and/or the second communication node；
Second communication node is based on the measurement result and/or the Given information, by third signaling by communication node
Between the parameter of link present communications feature consistency be indicated to first communication node, wherein the communication feature consistency
Parameter be used to describe the communication feature of the first communication node and/or the second communication node and/or communication link.
32. the measuring device of link between a kind of communication node is applied in the first communication node, which is characterized in that including：
Indicating module, for sending the first signaling to the second communication node；
Wherein, first signaling carries the description information for describing measuring reference signals.
33. device according to claim 32, which is characterized in that the content of first signaling include it is following at least it
One：
Measuring reference signals；
The transmission resource of measuring reference signals；
The sending method of measuring reference signals；
The reception resource of measuring reference signals；
The reception mode of measuring reference signals；
Measure content；
The configuration of feedback measurement.
34. the measuring device of link between a kind of communication node is applied in the first communication node, which is characterized in that including：
Indicating module, for the parameter of link present communications feature consistency between communication node to be indicated to institute by the second signaling
State the second communication node, wherein the parameter of the communication feature consistency is for describing the first communication node and/or the second communication
The communication feature of node and/or communication link.
35. the measuring device of link between a kind of communication node is applied in the first communication node, which is characterized in that including：
Indicating module, for sending the first signaling to the second communication node, wherein first signaling is carried for describing to survey
Measure the description information of reference signal；
Receiving module, for receiving the measuring reference signals that the second communication node is sent according to first signal deployment；
Processing module, for completing the measurement for the measuring reference signals and/or feedback.
36. the measuring device of link between a kind of communication node is applied in the first communication node, which is characterized in that including：
Receiving module, the third signaling for receiving the transmission of the second communication node；
Know module, the parameter for knowing present communications feature consistency from the third signaling, wherein the communication special
The parameter of sign consistency is used to describe the communication feature of communication link.
37. the measuring device of link between a kind of communication node is applied in the second communication node, which is characterized in that including：
Receiving module, the first signaling for receiving the transmission of the first communication node；
Know module, the description information for describing measuring reference signals carried for knowing the first signaling.
38. the measuring device of link between a kind of communication node is applied in the second communication node, which is characterized in that including：
Receiving module, the second signaling for receiving the transmission of the first communication node；
Know module, the parameter for knowing present communications feature consistency from second signaling, wherein the communication special
The parameter of sign consistency is used to describe the communication feature of communication link.
39. the measuring device of link between a kind of communication node is applied in the second communication node, which is characterized in that including：
Sending module, for indicating the ginseng of present communications feature consistency by sending third signaling to the first communication node
Number；Wherein, the parameter of the communication feature consistency is for describing the first communication node and/or the second communication node and/or leading to
Believe the communication feature of link.
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