CN108063635A

CN108063635A - Channel state information measurement and terminal, base station

Info

Publication number: CN108063635A
Application number: CN201810019855.7A
Authority: CN
Inventors: 余政; 南方; 程型清; 张宁波
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2012-06-28
Filing date: 2012-06-28
Publication date: 2018-05-22
Anticipated expiration: 2032-06-28
Also published as: WO2014000227A1; CN103650616A; CN103650616B; CN108063635B; CN108377178A; CN108377178B

Abstract

The application provides CSI measurement method and terminal, base station.A kind of CSI measurement method includes：Receive the resource allocation information for downlink data transmission and/or the metrical information for measurement that base station is sent, and then according to the resource allocation information and/or the metrical information, determine the measurement sub-band resources at least one subframe, make it possible in the definite measurement sub-band resources, carry out CSI measurements.

Description

Channel state information measurement and terminal, base station

Technical field

This application involves the communication technology more particularly to channel state information (Channel State Information, CSI) measuring method and terminal, base station.

Background technology

In wireless communication system such as Long Term Evolution (Long Term Evolution, LTE) system and advanced Long Term Evolution In (Long Term Evolution Advanced, LTE-A) system, terminal can be with measure channel state information (Channel State Information, CSI), and evolved base station (Evolved NodeB, eNB) is reported to, so that eNB being capable of root According to the CSI to the resource allocation of Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH), Modulation coding scheme (Modulation and Coding Scheme, MCS), multiple-input and multiple-output (Multiple Input Multiple Output, MIMO) relevant configuration be adjusted.In the more machine-type communication (Machine of terminal quantity Type Communications, MTC) application in, in order to reduce the cost of terminal (i.e. MTC terminal), it is specified that the MTC terminal It can only support data in a part of bandwidth in system bandwidth and/or control channel and/or reference signal (Reference Signal, RS) processing, and can be according to the demand of application, it is specified that the bandwidth that can support of the MTC terminal is can handle Data bandwidth, control channel bandwidth, one or more kinds of superpositions in reference signal bandwidth.

However, do not provide how the MTC terminal measures CSI in the prior art.

The content of the invention

The many aspects of the application provide CSI measurement method and terminal, base station, to realize that MTC terminal measures CSI.

The one side of the application provides a kind of CSI measurement method, including：

Receive the resource allocation information for downlink data transmission and/or the metrical information for measurement that base station is sent；

According to the resource allocation information and/or the metrical information, the measurement subband at least one subframe is determined Resource；

In the definite measurement sub-band resources, CSI measurements are carried out.

The another aspect of the application provides a kind of CSI measurement method, including：

Determine the resource allocation information for downlink data transmission and/or the metrical information for measurement；

The resource allocation information and/or the metrical information are sent to terminal, so that the terminal is according to the money Source configuration information and/or the metrical information determine the measurement sub-band resources at least one subframe, in the definite survey It measures in sub-band resources, carries out CSI measurements.

The another aspect of the application provides a kind of terminal, including：

Receiver, for receive base station transmission for the resource allocation information of downlink data transmission and/or for measuring Metrical information；

Processor, for according to the resource allocation information and/or the metrical information, determining at least one subframe Measurement sub-band resources；

Measuring appliance, in the definite measurement sub-band resources, progress CSI measurements.

The another aspect of the application provides a kind of base station, including：

Processor, for determining the resource allocation information for downlink data transmission and/or the metrical information for measurement；

Transmitter, for sending the resource allocation information and/or the metrical information to terminal, so that the terminal According to the resource allocation information and/or the metrical information, the measurement sub-band resources at least one subframe are determined, true In the fixed measurement sub-band resources, CSI measurements are carried out.

As shown from the above technical solution, the embodiment of the present application is used for downlink data transmission by what terminal reception base station was sent Resource allocation information and/or the metrical information for measurement, and then according to the resource allocation information and/or it is described measurement believe Breath, determines the measurement sub-band resources at least one subframe so that the terminal can be provided in the definite measurement subband On source, CSI measurements are carried out, can realize that MTC terminal measures CSI.

Description of the drawings

Fig. 1 is the flow diagram for the CSI measurement method that one embodiment of the application provides；

Fig. 2A is in the pattern of the sub-band resources indicated by the domestic-investment source configuration information of 6 subframes in the corresponding embodiments of Fig. 1 Schematic diagram；

Fig. 2 B are the pattern signal of the sub-band resources in 6 subframes indicated by metrical information in the corresponding embodiments of Fig. 1 Figure；

Fig. 2 C are the pattern schematic diagram for the measurement sub-band resources that the pattern of resource according to Fig. 2A and Fig. 2 B determines；

Fig. 2 D are the pattern schematic diagram for the measurement sub-band resources that the pattern of resource according to Fig. 2A determines；

Fig. 2 E are the pattern schematic diagram for another measurement sub-band resources that the pattern of resource according to Fig. 2A determines；

Fig. 2 F are the pattern schematic diagram for the another measurement sub-band resources that the pattern of resource according to Fig. 2A determines；

Fig. 2 G are the sub-band resources indicated by the measurement sub-band resources determined in the corresponding embodiments of Fig. 1 in 6 subframes Pattern schematic diagram；

Fig. 3 is the flow diagram for the CSI measurement method that another embodiment of the application provides；

Fig. 4 is the structure diagram for the terminal that another embodiment of the application provides；

Fig. 5 is the structure diagram for the terminal that another embodiment of the application provides；

Fig. 6 is the structure diagram for the base station that another embodiment of the application provides；

Fig. 7 is the structure diagram for the base station that another embodiment of the application provides；

Fig. 8 is the flow diagram for the CSI measurement method that another embodiment of the application provides；

Fig. 9 is the flow diagram for the CSI measurement method that another embodiment of the application provides；

Figure 10 is the flow diagram for the CSI measurement method that another embodiment of the application provides；

Figure 11 is the flow diagram for the CSI measurement method that another embodiment of the application provides.

Specific embodiment

The technical solution of the application can be applied to the wireless communication systems such as LTE system or lte-a system.End therein End can be the user equipment (User Equipment, UE) in LTE system or lte-a system；Base station therein can be LTE ENB in system or lte-a system.

Fig. 1 is the flow diagram for the CSI measurement method that one embodiment of the application provides, as shown in Figure 1.

101st, the resource allocation information for downlink data transmission and/or the measurement letter for measurement that base station is sent are received Breath.

102nd, according to the resource allocation information and/or the metrical information, the measurement at least one subframe is determined Sub-band resources.

103rd, in the definite measurement sub-band resources, CSI measurements are carried out.

Wherein, the CSI is by pre-coding matrix instruction (Precoding Matrix Indicator, PMI) and channel matter Amount instruction (Channel Quality Indicator, CQI) forms.

Optionally, the CSI can further include order instruction (Rank Indicator, RI).

It should be noted that above-mentioned 101~103 executive agent can be terminal, can be that can support system bandwidth Ordinary terminal, can also be the MTC terminal that can support a part of bandwidth in system bandwidth.

It should be noted that system bandwidth can be divided into several sub-band resources (subband).In a subframe, each Sub-band resources are to include the resource of several resource blocks (Resource Block, RB), indicated by the resource allocation information The RB number that the RB number that each sub-band resources include is included with each sub-band resources indicated by the metrical information can not Unanimously.

Optionally, in a possible realization method of the present embodiment, in 101, base station transmission can specifically be received The resource allocation information for downlink data transmission and the metrical information for measurement.So, correspondingly, in 102, in institute State in the subframe corresponding to the sub-band resources indicated by metrical information, if the sub-band resources indicated by the resource allocation information with The union of sub-band resources indicated by the metrical information is no more than the bandwidth that terminal can be supported, it is determined that the metrical information For indicated sub-band resources for the measurement sub-band resources in the subframe, the bandwidth that the terminal can be supported is system bandwidth A part；Or in the subframe corresponding to the sub-band resources indicated by the metrical information, if resource allocation information institute The union of the sub-band resources of instruction and the sub-band resources indicated by the metrical information is more than the bandwidth that terminal can be supported, then really Sub-band resources indicated by the fixed metrical information are determined for measurement sub-band resources in the subframe or do not perform at least The operation of measurement sub-band resources in one subframe, the bandwidth that the terminal can be supported are a part for system bandwidth.

It should be noted that in the subframe corresponding to the sub-band resources indicated by the metrical information, if the resource The union of sub-band resources indicated by configuration information and the sub-band resources indicated by the metrical information is more than that terminal can be supported Bandwidth, determine sub-band resources indicated by the metrical information as the measurement sub-band resources in the subframe or do not perform Determining the operation of the measurement sub-band resources at least one subframe can be operated according to the preconfigured priority of system. For example, when data receiver or more important transfer ratio CSI measurements, system can be determined not performing at least one subframe The operation setting for measuring sub-band resources is high priority；If conversely, CSI measurement than data receiver or transmission it is more important when, system It can will determine that the sub-band resources indicated by the metrical information are arranged to high preferential for the measurement sub-band resources in the subframe Grade.

For example, Fig. 2A is in the sub-band resources indicated by the domestic-investment source configuration information of 6 subframes in the corresponding embodiments of Fig. 1 Pattern schematic diagram, Fig. 2 B are that the pattern of the sub-band resources in 6 subframes indicated by metrical information in the corresponding embodiments of Fig. 1 shows It is intended to.

Assuming that the bandwidth that the terminal can be supported is a subband, due to the sub-band resources indicated by the metrical information Corresponding subframe is second subframe, the 4th subframe and the 6th subframe, then,

In second subframe, sub-band resources indicated by resource allocation information are subband 1, indicated by the metrical information Sub-band resources for subband 1, the union of the two is no more than the bandwidth that terminal can be supported, terminal can then determine subband 1 for the Measurement sub-band resources in two subframes, as shown in Figure 2 C；

In the 4th subframe, sub-band resources indicated by resource allocation information are subband 4, indicated by the metrical information Sub-band resources for subband 3, the two union is more than the bandwidth that terminal can be supported, terminal then can be according to preconfigured preferential Grade determines the subband 3 indicated by the metrical information as the measurement sub-band resources in the 4th subframe, as shown in Figure 2 C, alternatively, The operation of the measurement sub-band resources in definite 4th subframe is not performed, without measurement sub-band resources in the 4th subframe.

In the 6th subframe, sub-band resources indicated by resource allocation information are subband 3, indicated by the metrical information Sub-band resources for subband 4, the two union is more than the bandwidth that terminal can be supported, terminal then can be according to preconfigured preferential Grade determines the subband 4 indicated by the metrical information as the measurement sub-band resources in the 6th subframe, as shown in Figure 2 C, alternatively, The operation of the measurement sub-band resources in definite 6th subframe is not performed, without measurement sub-band resources in the 6th subframe.

Optionally, in a possible realization method of the present embodiment, in 101, base station transmission can specifically be received The resource allocation information for downlink data transmission.So, correspondingly, in 102, instruction letter can also further be obtained Breath, the indication information be used to indicate among the sub-band resources indicated by the resource allocation information or outside subband money Source；Then, then can the measurement sub-band resources be determined according to the resource allocation information and the indication information.

For example, Fig. 2A is in the sub-band resources indicated by the domestic-investment source configuration information of 6 subframes in the corresponding embodiments of Fig. 1 Pattern schematic diagram, it is assumed that indication information indicates that the sub-band resources among the sub-band resources indicated by the resource allocation information are institute The subband in even number of subframes in the subframe corresponding to the subband indicated by resource allocation information is stated, terminal then can be according to described Subband indicated by resource allocation information is followed successively by subband 3, subband 1, subband 2, subband 4, subband 5 and subband according to ordering of sub-frames 3 and the indication information, determine the measurement sub-band resources in second subframe subband 1, in the 4th subframe Subband 4 and the subband 3 in the 6th subframe, as shown in Figure 2 D.

Assuming that indication information indicates that the sub-band resources outside the sub-band resources indicated by the resource allocation information are described Subband indicated by resource allocation information offsets downward a subband, and terminal then can be according to indicated by the resource allocation information Subband according to ordering of sub-frames be followed successively by subband 3, subband 1, subband 2, subband 4, subband 5 and subband 3 and it is described instruction believe Breath determines that the measurement sub-band resources are followed successively by subband 4, subband 2, subband 3, subband 5, subband 6 and subband according to ordering of sub-frames 4, as shown in Figure 2 E.

Assuming that indication information indicates that the sub-band resources outside the sub-band resources indicated by the resource allocation information are described Subband in the subframe corresponding to subband indicated by resource allocation information in even number of subframes offsets downward a subband, terminal Then can subband 3, subband 1, subband 2, son be followed successively by according to ordering of sub-frames according to the subband indicated by the resource allocation information Band 4, subband 5 and subband 3 and the indication information determine the measurement sub-band resources for the subband in second subframe 2nd, the subband 5 in the 4th subframe and the subband 4 in the 6th subframe, as shown in Figure 2 F.

Optionally, terminal can also further receive the indication information that the base station is sent.Specifically, terminal is specific The indication information that the base station is sent by high-level signaling can be received.

For example, the high-level signaling can be wireless heterogeneous networks (Radio Resource Control, RRC) message, The indication information can be specifically carried by the information element (Information Element, IE) in RRC information, it is described RRC information can be RRC information of the prior art, for example, RRC connection reconfigurations put (RRC CONNECTION RECONFIGURATION) message etc., the present embodiment without limiting, are extended this by the IE to existing RRC information Carry the indication information or the RRC information or different from existing RRC information in the prior art.

For another example the high-level signaling can be media access control (Media Access Control, MAC) control member Plain (Control Element, CE) message specifically can also carry the indication information by increasing new MAC CE message.

It is understood that the concrete form of the high-level signaling occurred below can similarly carry out the example above, with After repeat no more.

Optionally, the indication information can be that system is preconfigured (for example, protocol conventions), and terminal can also be into one Step is pre-configured with to obtain the indication information according to system.

Optionally, in a possible realization method of the present embodiment, in 101, base station transmission can specifically be received For measurement metrical information.

For example, Fig. 2 B are the pattern of the sub-band resources in 6 subframes indicated by metrical information in the corresponding embodiments of Fig. 1 Schematic diagram, terminal then can according to the sub-band resources indicated by the metrical information in second subframe subband 2, the Subband 3 in four subframes and the subband 4 in the 6th subframe, then, determine that the measurement sub-band resources are at second Subband 2 in subframe, the subband 3 in the 4th subframe and the subband 4 in the 6th subframe.

Optionally, in 102, the definite measurement sub-band resources at least one subframe can be answered periodically It uses in subsequent subframe, at least one subframe is the cycle for measuring sub-band resources.

Optionally, in a possible realization method of the present embodiment, after 103, terminal can also further exist Report in a subframe where the moment to the base station report all subbands measured in more than a subframe CSI or The CSI of molecular band in the middle part of all subbands.

Report that the moment can be in the way of the cycle or aperiodic mode determines it should be noted that described.Eventually It can be obtained by high-level signaling that end, which reports the method for determination at moment,.

For example, described determine that it can configure centainly upper to terminal by high-level signaling to report the moment in the way of the cycle Cycle and deviant are reported, terminal reports the moment by the report cycle and deviant calculating.

Optionally, the report cycle can be more than report cycle of the prior art.

Optionally, the report cycle of CQI, PMI and RI and deviant can be respectively configured, the report cycle of this three It can be different with deviant.

For example, described determine that it can be by Physical Downlink Control Channel (Physical to report the moment by aperiodic mode Downlink Control Channel, PDCCH) in carried bit triggering determine or by random access response The bit triggering carried determines.If triggering information is detected in n-th (n is the integer more than or equal to 0) a subframe, it is determined that It is the n-th+k (n is the integer more than 0) a subframe constantly to report.

Reporting for terminal CSI can be that is, a variety of to report pattern there are many realization method in the present embodiment.Terminal reports pattern Selection can be obtained by high-level signaling.

It should be noted that the CSI of a subband in the CSI for the subband that the terminal reports can be in a subframe It is interior that the subband is measured, alternatively it is also possible to be the result measured in different subframes to the subband Average value.

Optionally, in a possible realization method of the present embodiment, terminal can be where the moment be reported one The CSI of all subbands measured in more than a subframe is reported in subframe to the base station, as shown in Figure 2 G.It has measured The CSI of all subbands refers to the CSI measured in the subframe between the subframe reported at adjacent two where the moment.It gives the correct time upper 1 is carved, the CSI of all subbands measured includes the CSI of subband 1, the CSI of subband 2 and subband 3 successively according to the order of subframe CSI；Report the moment 2, the CSI of all subbands measured according to subframe order CSI including subband 4, subband 5 successively The CSI of CSI and subband 3.Optionally, the CSI of the subband 3 measured in two subframes can also be averaged.

It is understood that terminal can also be only reported to the base station one in a subframe where reporting the moment The CSI of the subband measured in a subframe.

Optionally, in a possible realization method of the present embodiment, a subframe of the terminal where the moment is reported The introversive base station is reported in all subbands measured in more than a subframe, and optimal M (M is the integer more than 0) is a The CSI of subband.Wherein, the meaning of optimal M (M is the integer more than 0) a subband refers to, channel quality instruction (Channel Quality Indicator, CQI) indicated by channel quality according to from getting well to going bad sort, the subband corresponding to preceding M CQI is then For optimal M (M is the integer more than 0) a subband, the value of M can be that system is pre-set or high-level signaling Configuration.As shown in Figure 2 G, the CSI of all subbands measured refers between the subframe reported at adjacent two where the moment Subframe in measurement CSI.The moment 1 is reported, the CSI of all subbands measured includes subband successively according to the order of subframe The CSI of 1 CSI, the CSI of subband 2 and subband 3；Report the moment 2, the CSI of all subbands measured according to subframe order Include CSI, the CSI of subband 5 and the CSI of subband 3 of subband 4 successively.If setting M=2, after comparison, the moment is reported 1, report the CSI of subband 2 optimal in the CSI of all subbands measured and the CSI of subband 3；The moment 2 is reported, is being reported The optimal CSI of the subband 4 and CSI of subband 5 in the CSI of all subbands of measurement.

It is understood that terminal can also be only reported to the base station in a son in a subframe for reporting the moment The CSI of the subband measured in frame.

Optionally, in a possible realization method of the present embodiment, a subframe of the terminal where the moment is reported The interior sub-band sequence according to indicated by measurement sub-band resources reports the CSI measured to the base station in turn.As shown in Figure 2 G, survey Subband indicated by amount sub-band resources is followed successively by subband 1, subband 2, subband 3, subband 4, subband 5, subband according to the order of subframe 3, the moment is reported, is reporting all subbands for having measured according to the sub-band sequence indicated by the measurement sub-band resources successively CSI for example, reporting the moment 1, reports the CSI of subband 1；In the CSI that the moment 2 is reported to report subband 2, and so on.

After base station obtains the CSI that reports of terminal, then the CSI that can be reported according to the terminal of acquisition, described in update Resource allocation information and/or the metrical information, that is, resource allocation information when updating resource allocation next time and/or next time Metrical information during measurement.

For example, it is assumed that system bandwidth shares 4 subbands, number is 1,2,3 and 4 respectively.(assuming that should in a cycle Cycle includes 4 subframes), the sub-band resources indicated by resource allocation information are followed successively by subband 1, subband 1, son according to ordering of sub-frames Band 2 and subband 2, the sub-band resources indicated by metrical information are followed successively by subband 2, subband 2, subband 3 and subband according to ordering of sub-frames 3.Terminal according to resource allocation information and metrical information, determine measurement sub-band resources in first subframe subband 2, the Subband 2 in two subframes, the subband 3 in the 3rd subframe and the subband 3 in the 4th subframe.Then, terminal then exists CSI measurements are carried out in the measurement sub-band resources, and measurement result is reported to base station.Base station is according to the measurement result, such as Fruit finds that subband 2 and subband 3 are suitble to this terminal, then can be in next cycle, will be indicated by the resource allocation information Sub-band resources are updated to subband 2, subband 2, subband 3 and subband 3 according to ordering of sub-frames successively.But a period of time is spent, if base It stands and finds that subband 2 and subband 3 are no longer appropriate for this terminal, then a new metrical information can be then redefined, to refer to Show new sub-band resources, it then, then can be according to measurement result, then by the sub-band resources indicated by the resource allocation information more Newly.

In addition, the CSI that base station can also be reported according to the terminal of acquisition, the correlation for being updated MCS, MIMO are matched somebody with somebody It puts.

In the present embodiment, by receive base station send for downlink data transmission resource allocation information and/or be used for The metrical information of measurement, and then according to the resource allocation information and/or the metrical information, determine at least one subframe Measurement sub-band resources, enabling in the definite measurement sub-band resources, carry out CSI measurements, can realize MTC terminal Measure CSI.

Fig. 3 is the flow diagram for the CSI measurement method that another embodiment of the application provides, as shown in Figure 3.

301st, the resource allocation information for downlink data transmission and/or the metrical information for measurement are determined.

302nd, the resource allocation information and/or the metrical information are sent to terminal, so that the terminal is according to institute Resource allocation information and/or the metrical information are stated, determines the measurement sub-band resources at least one subframe, in definite institute It states in measurement sub-band resources, carries out CSI measurements.

Optionally, the CSI can further include order instruction (Rank Indicator, RI).

It should be noted that above-mentioned 301~302 executive agent can be base station, the terminal being directed to can be energy It enough supports the ordinary terminal of system bandwidth, can also be the MTC terminal that can support a part of bandwidth in system bandwidth.

It should be noted that system bandwidth can be divided into several sub-band resources.In a subframe, each subband money Source is the resource for including several resource blocks (Resource Block, RB), every height indicated by the resource allocation information The RB number that each sub-band resources of the RB number included with resource indicated by with the metrical information include can be inconsistent.

It should be noted that the terminal is determined according to the resource allocation information and/or the metrical information at least The detailed description of measurement sub-band resources in one subframe may refer to the related content in the corresponding embodiments of Fig. 1, herein not It repeats again.

Optionally, in a possible realization method of the present embodiment, base station can also further be sent out to the terminal Indication information is sent, so that the terminal determines the measurement subband according to the resource allocation information and the indication information Resource, the indication information be used to indicate among the sub-band resources indicated by the resource allocation information or outside subband money Source.The related content that may refer in the corresponding embodiments of Fig. 1 is described in detail, details are not described herein again.

Specifically, base station specifically can send the indication information by high-level signaling to the terminal.

Optionally, base station can not also send the indication information to the terminal, and the indication information can be system Preconfigured (for example, protocol conventions), terminal can also further be pre-configured with to obtain the indication information according to system.

Optionally, in a possible realization method of the present embodiment, after 302, base station can also further connect Receive the institute that the terminal has measured in more than a subframe in a subframe where reporting the moment that the terminal reports There is the CSI of molecular band in the middle part of all subbands of CSI or described of subband.Detailed description may refer in the corresponding embodiments of Fig. 1 Related content, details are not described herein again.

Optionally, in a possible realization method of the present embodiment, after base station obtains the CSI that terminal reports, then The CSI that can be reported according to the terminal of acquisition, updates the resource allocation information and/or the metrical information, that is, updates Next time resource allocation information during resource allocation and/or next time measure when metrical information.

In the present embodiment, by determining the resource allocation information for downlink data transmission and/or the measurement for measurement Information, enabling the resource allocation information and/or the metrical information are sent to terminal, so that the terminal is according to institute Resource allocation information and/or the metrical information are stated, determines the measurement sub-band resources at least one subframe, in definite institute It states in measurement sub-band resources, carries out CSI measurements, can realize that MTC terminal measures CSI.

Fig. 8 is that one kind involved in the corresponding embodiments of Fig. 1 and Fig. 3 refers to sub-band resources by resource allocation information The flow chart for the method shown, as shown in Figure 8.

801st, the letter for the sub-band resources that the cycle T of resource allocation information, the long S of effective window, instruction configure in cycle T is determined Cease element R, the frame initial time FRAMESTART of application resource configuration information and subframe initial time SUBFRAMESTART.

802nd, the son configured according to the cycle T of the definite resource allocation information, the long S of effective window, instruction in cycle T The frame initial time FRAMESTART of information element R, application resource configuration information and subframe initial time with resource SUBFRAMESTART generates resource allocation information.

803rd, the resource allocation information by the generation is notified to terminal.

It should be noted that above-mentioned 801~803 executive agent can be base station.

In 801, the unit of the cycle T of the resource allocation information can be millisecond, and T is the integer more than or equal to 1.Institute It states the long S of effective window and represents that effective window length is made of S subframe, S is the integer more than or equal to 1.The cycle T includes A effective window is long, precedingA long size of effective window is S, the last one effective long size of window is The long S of effective window represents that each sub-band resources of the resource allocation information instruction can be applied to S subframe.Described information Element R can be expressed as a sequence, which can be divided intoA part, each part are represented with information element N.It is described Information element N indicates the sub-band resources in a long S of effective window.System bandwidth can be divided into M sub-band resources, one In a subframe, each sub-band resources are to include the resource of several RB.N can be integer, optionally, can also be binary system ratio Spy is used to indicate one or more of M sub-band resources.

Optionally, in a possible realization method of the present embodiment, the frame initial time of application resource configuration information It can also be determined with subframe initial time by formula.For example, frame initial time and the subframe starting of application resource configuration information Moment can be the number or index for meeting SFN and subframeindex in equation below respectively：

(10 × SFN+subframeindex) mod T=X；

In above-mentioned formula, SFN (system frame number) is the radio frame number of system, and subframindex is The number or index of subframe in a radio frames, mod are modulus computings, and T is the cycle of resource allocation information, and X is fixed in advance The constant of justice.

If the frame initial time and subframe initial time of application resource configuration information are determined by formula, in 801, no With the frame initial time FRAMESTART of definite application resource configuration information and subframe initial time SUBFRAMESTART.

In 802, the resource allocation information of the generation can be：

Optionally, in a possible realization method of the present embodiment, the frame initial time of application resource configuration information It can also be determined with subframe initial time by the way that the formula described in 801 is similar.

If the frame initial time and subframe initial time of application resource configuration information are determined by formula, in 802, root According to the information word for the sub-band resources that the cycle T of the definite resource allocation information, the long S of effective window, instruction configure in cycle T Plain R generates resource allocation information.The resource allocation information of the generation can be：

For example, it is assumed that the cycle T of the resource allocation information is 20 milliseconds, effective a length of 4 subframes of window are then described Information element R is segmented into 5 parts, it is assumed that each part of R indicates a sub-band resources with an integer.Assuming that system band It is wide to be divided into 4 sub-band resources, by 1,2,3,4 numbers.One radio frames shares 10 subframes, by 0,1 ..., 9 numbers, it is described The frame initial time of application resource configuration information is the 1st frame, and subframe initial time is the 0th work song frame.Then described information element R is When 32141, the sub-band resources 3 of the 0th, 1,2,3 work song frames in the cycle, the subband of the 4th, 5,6,7 work song frames are used to indicate Resource the 2, the 8th, 9,0, the sub-band resources 1 of 1 work song frame, the sub-band resources 4 of the 2nd, 3,4,5 work song frames, the 6th, 7,8,9 work song frames Sub-band resources 1.

Optionally, in a possible realization method of the present embodiment, in 801 and 802, if the effectively long S of window is equal to 1, the long S of effective window can also not be included in the resource allocation information, determine the cycle T of resource allocation information, instruction in cycle T The information element R of the sub-band resources of interior configuration, the frame initial time FRAMESTART of application resource configuration information and subframe starting Moment SUBFRAMESTART is provided according to the subband that the cycle T of the definite resource allocation information, instruction configure in cycle T The information element R in source, the frame initial time FRAMESTART of application resource configuration information and subframe initial time SUBFRAMESTART generates resource allocation information.

It should be noted that the sub-band resources of the resource allocation information instruction in the present embodiment can be used for terminal reception Or send data and/or control channel and/or reference signal.

In the present embodiment, base station is matched somebody with somebody by the cycle T of definite resource allocation information, the long S of effective window, instruction in cycle T The information element R for the sub-band resources put, the frame initial time FRAMESTART of application resource configuration information and subframe initial time SUBFRAMESTART generates resource allocation information, the resource allocation information of the generation is notified to terminal, realizes and uses institute State instruction of the resource allocation information to sub-band resources.

Fig. 9 is that one kind involved in the corresponding embodiments of Fig. 1 and Fig. 3 refers to sub-band resources by resource allocation information The flow chart for the method shown, as shown in Figure 9.

901st, resource allocation information is received.

902nd, according to the resource allocation information of reception, determine the cycle T of resource allocation information, the long S of effective window, instruction in week The information element R of sub-band resources, the frame initial time FRAMESTART of application resource configuration information and the subframe of configuration rise in phase T Begin moment SUBFRAMESTART, and determines the money according to described definite T, S, R, FRAMESTART, SUBFRAMESTART Sub-band resources indicated by the configuration information of source.

It should be noted that above-mentioned 901~902 executive agent can be terminal, can be that can support system bandwidth Ordinary terminal, can also be the MTC terminal that can support a part of bandwidth in system bandwidth.

Figure 10 is that one kind involved in the corresponding embodiments of Fig. 1 and Fig. 3 indicates sub-band resources by metrical information Method flow chart, as shown in Figure 10.

1001st, the information element of the sub-band resources of the cycle T, subframe granularity S, instruction of metrical information in cycle T is determined R, using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART.

1002nd, the sub-band resources according to the cycle T of the definite metrical information, subframe granularity S, instruction in cycle T Information element R, using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART, it is raw Into metrical information.

1003rd, the metrical information by the generation is notified to terminal.

It should be noted that above-mentioned 1001~1003 executive agent can be base station.

In 1001, the unit of the cycle T of the metrical information can be millisecond, and T is the integer more than or equal to 1.It is described Subframe granularity S is made of S subframe, and S is the integer more than or equal to 1.The cycle T includesA subframe granularity, it is precedingA subframe granule size is S, the last one subframe granularity size isThe subframe granularity S It represents in cycle T, S-1 subframe is spaced between two adjacent sub-frames where the sub-band resources of the metrical information instruction. Described information element R can be expressed as a sequence, which can be divided intoA part, each part information element N It represents.Described information element N indicates the sub-band resources in a subframe granularity S.System bandwidth can be divided into M subband Resource, in a subframe, each sub-band resources are to include the resource of several RB.N can be integer, optionally, can be with It is binary bits, is used to indicate one or more of M sub-band resources.

Optionally, in a possible realization method of the present embodiment, using the frame initial time and son of metrical information Frame initial time can also be determined by formula.Such as, can divide using the frame initial time and subframe initial time of metrical information It is not the number or index for meeting SFN and subframeindex in equation below：

(10 × SFN+subframeindex) mod T=X；

In above-mentioned formula, SFN (system frame number) is the radio frame number of system, and subframindex is The number or index of subframe in a radio frames, mod are modulus computings, and T is the cycle of metrical information, and X is pre-defined Constant.

If being determined using the frame initial time and subframe initial time of metrical information by formula, in 1001, do not have to It determines using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART.

In 1002, the metrical information of the generation can be：

Optionally, in a possible realization method of the present embodiment, using the frame initial time and son of metrical information Frame initial time can also be determined by the way that the formula described in 1001 is similar.If using the frame initial time and subframe of metrical information Initial time is determined by formula, then in 1002, according to the cycle T of the definite metrical information, subframe granularity S, instruction The information element R of sub-band resources in cycle T generates metrical information.The metrical information of the generation can be：

For example, it is assumed that the cycle T of the metrical information is 20 milliseconds, the subframe granularity is 4 subframes, then described information Element R is segmented into 5 parts, it is assumed that each part of R indicates a sub-band resources with an integer.Assuming that system bandwidth can It is divided into 4 sub-band resources, by 1,2,3,4 numbers.One radio frames shares 10 subframes, by 0,1 ..., 9 numbers, the application The frame initial time of metrical information is the 1st frame, and subframe initial time is the 0th work song frame.When then described information element R is 32141, It is used to indicate the sub-band resources 3 of the 0th work song frame in the cycle, the sub-band resources 2 of the 4th work song frame, the subband of the 8th work song frame The sub-band resources 4 of the 1, the 2nd work song frame of resource, the sub-band resources 1 of the 6th work song frame.

Optionally, in a possible realization method of the present embodiment, in 1001 and 1002, if subframe granularity S etc. Subframe granularity S can also not included in 1, the metrical information, determine the son of the cycle T, instruction of metrical information in cycle T Information element R with resource, using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART, according to the information element of the sub-band resources of the cycle T of the definite metrical information, instruction in cycle T R, using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART, metrical information is generated.

It should be noted that the sub-band resources of the metrical information instruction in the present embodiment can be used for terminal and determine to measure Sub-band resources.

In the present embodiment, base station is by determining the sub-band resources of the cycle T, the long S of effective window, instruction of measurement in cycle T Information element R, using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART, it is raw Into metrical information, the metrical information of the generation is notified to terminal, realizes the finger to sub-band resources with the metrical information Show.

Figure 11 is that one kind involved in the corresponding embodiments of Fig. 1 and Fig. 3 indicates sub-band resources by metrical information Method flow chart, as shown in figure 11.

1101st, metrical information is received.

1102nd, according to the metrical information of reception, determine the cycle T of metrical information, subframe granularity S, instruction in cycle T The information element R of sub-band resources, using the frame initial time FRAMESTART of metrical information and subframe initial time SUBFRAMESTART, and the metrical information is determined according to described definite T, S, R, FRAMESTART, SUBFRAMESTART Indicated sub-band resources.

It should be noted that above-mentioned 1101~1102 executive agent can be terminal, can be that can support system band Wide ordinary terminal can also be the MTC terminal that can support a part of bandwidth in system bandwidth.

It should be noted that in the embodiment of the present application, in a subframe, the resource allocation information and described Metrical information to the instruction of sub-band resources is illustrated with a sub-band resources, according to the resource allocation information and/or institute Metrical information is stated, definite measurement sub-band resources are also with containing a sub-band resources citing in a subframe.It can manage Solution, in a subframe, the resource allocation information and the metrical information can extend the instruction of sub-band resources To multiple sub-band resources, according to the resource allocation information and/or the metrical information, definite measurement subband is in a subframe It inside extends also to containing multiple sub-band resources.Correspondingly, method, equipment involved by this extension, belong to the application Protection domain.

It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of Combination of actions, but those skilled in the art should know, the application and from the limitation of described sequence of movement because According to the application, some steps may be employed other orders or be carried out at the same time.Secondly, those skilled in the art should also know It knows, embodiment described in this description belongs to preferred embodiment, involved action and module not necessarily the application It is necessary.

In the above-described embodiments, all emphasize particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment Point, it may refer to the associated description of other embodiment.

Fig. 4 is the structure diagram for the terminal that another embodiment of the application provides, as shown in figure 4, the terminal of the present embodiment It can include receiver 41, processor 42 and measuring appliance 43.Wherein, receiver 41 be used to receiving base station transmission for lower line number Resource allocation information according to transmission and/or the metrical information for measurement；Processor 42 is used for according to the resource allocation information And/or the metrical information, determine the measurement sub-band resources at least one subframe；Measuring appliance 43 be used for determine described in It measures in sub-band resources, carries out CSI measurements.

Optionally, in a possible realization method of the present embodiment, processor 42 specifically can be according to the measurement Information determines the information element R of the sub-band resources of the cycle T, subframe granularity S, instruction of metrical information in cycle T；According to should With the frame initial time FRAMESTART and subframe initial time SUBFRAMESTART of the metrical information and described determine T, S and R, determine the sub-band resources indicated by the metrical information.Optionally, processor 42 can also be further according to Metrical information determines the FRAMESTART and the SUBFRAMESTART；It or can also be according to formula (10 × SFN+ Subframeindex) mod T=X determine the FRAMESTART and the SUBFRAMESTART, wherein, SFN is system Radio frame number, subframindex are the number or index of the subframe in a frame, and mod is modulus computing, and T is metrical information Cycle, X are pre-defined constants.

Optionally, in a possible realization method of the present embodiment, processor 42 specifically can be in the measurement letter In subframe corresponding to the indicated sub-band resources of breath, if sub-band resources and the measurement indicated by the resource allocation information The union of sub-band resources indicated by information is no more than the bandwidth that terminal can be supported, it is determined that indicated by the metrical information For sub-band resources for the measurement sub-band resources in the subframe, the bandwidth that the terminal can be supported is a part for system bandwidth.

Optionally, in a possible realization method of the present embodiment, processor 42 specifically can also be in the measurement In the subframe corresponding to sub-band resources indicated by information, if sub-band resources and the survey indicated by the resource allocation information The union of sub-band resources indicated by amount information is more than the bandwidth that terminal can be supported, it is determined that indicated by the metrical information Sub-band resources is the measurement sub-band resources in the subframe or do not perform the measurement subband money determined at least one subframe The operation in source, the bandwidth that the terminal can be supported are a part for system bandwidth.

Optionally, in a possible realization method of the present embodiment, receiver 41 can also be indicated further Information, the indication information be used to indicate among the sub-band resources indicated by the resource allocation information or outside subband money Source；Correspondingly, the processing implement body then can determine the measurement according to the resource allocation information and the indication information Sub-band resources.

Optionally, receiver 41 can specifically receive the indication information that the base station is sent.Specifically, receiver 41 The indication information that the base station is sent by high-level signaling can specifically be received.

Optionally, in a possible realization method of the present embodiment, as shown in figure 5, terminal provided in this embodiment Transmitter 51 is can further include, for being reported in a subframe where the moment is reported to the base station more than one The CSI of molecular band in the middle part of all subbands of CSI or described of all subbands measured in a subframe.

In the present embodiment, terminal receives the resource allocation information for downlink data transmission of base station transmission by receiver And/or the metrical information for measurement, and then by processor according to the resource allocation information and/or the metrical information, really The measurement sub-band resources being scheduled at least one subframe so that measuring appliance can in the definite measurement sub-band resources, into Row CSI is measured, and can realize that MTC terminal measures CSI.

Fig. 6 is the structure diagram for the base station that another embodiment of the application provides, as shown in fig. 6, the terminal of the present embodiment It can include processor 61 and transmitter 62.Wherein, processor 61 is used to determine the resource distribution letter for downlink data transmission Breath and/or the metrical information for measurement；Transmitter 62 is used to send the resource allocation information and/or the measurement to terminal Information, so that the terminal is determined according to the resource allocation information and/or the metrical information at least one subframe Measurement sub-band resources, in the definite measurement sub-band resources, carry out CSI measurements.

Optionally, in a possible realization method of the present embodiment, processor 61 can specifically determine the measurement The information element R of sub-band resources of the cycle T, subframe granularity S, instruction of information in cycle T；According to described definite T, S and R generates the metrical information.Optionally, processor 61 can also further determine that the application of the metrical information measurement The frame initial time FRAMESTART of information and subframe initial time SUBFRAMESTART；Correspondingly, processor 62 specifically then may be used According to described definite T, S, R, FRAMESTART and SUBFRAMESTART, to generate the metrical information.

Optionally, in a possible realization method of the present embodiment, transmitter 62 can also be further to the end End sends indication information, so that the terminal determines the measurement according to the resource allocation information and the indication information Sub-band resources, the indication information be used to indicate among the sub-band resources indicated by the resource allocation information or outside son Band resource.

Specifically, transmitter 62 specifically can send the indication information by high-level signaling to the terminal.

Optionally, in a possible realization method of the present embodiment, as shown in fig. 7, base station provided in this embodiment Receiver 71 is can further include, it is described in a subframe where reporting the moment for receiving that the terminal reports The CSI of molecular band in the middle part of all subbands of CSI or described for all subbands that terminal has measured in more than a subframe.

Optionally, in a possible realization method of the present embodiment, processor 61 can also be further according to The CSI of molecular band, updates institute in the middle part of all subbands of CSI or described for all subbands that the terminal that receiver receives has measured State resource allocation information and/or the metrical information.

In the present embodiment, base station by processor determine for downlink data transmission resource allocation information and/or be used for The metrical information of measurement so that transmitter can send the resource allocation information and/or the metrical information to terminal, so that The terminal is obtained according to the resource allocation information and/or the metrical information, determines measurement at least one subframe Band resource in the definite measurement sub-band resources, carries out CSI measurements, can realize that MTC terminal measures CSI.

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit may be referred to the corresponding process in preceding method embodiment, and details are not described herein.

In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit Division is only a kind of division of logic function, can there is other dividing mode, such as multiple units or component in actual implementation It may be combined or can be integrated into another system or some features can be ignored or does not perform.It is another, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit It closes or communicates to connect, can be electrical, machinery or other forms.

The unit illustrated as separating component may or may not be physically separate, be shown as unit The component shown may or may not be physical location, you can be located at a place or can also be distributed to multiple In network element.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs 's.

In addition, each functional unit in each embodiment of the application can be integrated in a processing unit, it can also That unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list The form that hardware had both may be employed in member is realized, can also be realized in the form of hardware adds SFU software functional unit.

The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in one and computer-readable deposit In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, is used including some instructions so that a computer It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) perform the application The part steps of embodiment the method.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only memory (Read- Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. it is various The medium of program code can be stored.

Claims

1. a kind of channel state information CSI measurement method, which is characterized in that including：

The resource allocation information for downlink data transmission that base station is sent is received, the resource allocation information is used to indicate control The sub-band resources of channel；

According to the resource allocation information, the measurement sub-band resources at least one subframe are determined；

2. according to the method described in claim 1, it is characterized in that, described according to the resource allocation information, determine at least Measurement sub-band resources in one subframe, including：

According to the resource allocation information, the son of the cycle T, the long S of effective window, instruction of resource allocation information in cycle T is determined Information element R with resource；

According to using the frame initial time FRAMESTART of the resource allocation information and subframe initial time SUBFRAMESTART and described definite T, S and R, determine the sub-band resources indicated by the resource allocation information.

3. according to the method described in claim 2, it is characterized in that, the frame according to the application resource allocation information originates Moment FRAMESTART and subframe initial time SUBFRAMESTART and described definite T, S and R, determine that the resource is matched somebody with somebody Before the indicated sub-band resources of confidence breath, further include：

According to the resource allocation information, the FRAMESTART and the SUBFRAMESTART are determined；Or

According to formula (10 × SFN+subframeindex) mod T=X, the FRAMESTART and described is determined SUBFRAMESTART, wherein, SFN is the radio frame number of system, and subframindex is the number or rope of the subframe in a frame Draw, mod is modulus computing, and T is the cycle of resource allocation information, and X is pre-defined constant.

4. according to the method described in claim 1, it is characterized in that, described according to the resource allocation information, determine at least Measurement sub-band resources in one subframe, including：

Obtain indication information, the indication information be used to indicate among the sub-band resources indicated by the resource allocation information or Outside sub-band resources；

According to the resource allocation information and the indication information, the measurement sub-band resources are determined.

5. according to the method described in claim 4, it is characterized in that, the acquisition indication information, including：

Receive the indication information that the base station is sent.

6. according to the method described in Claims 1 to 5 any claim, which is characterized in that described in the definite measurement In sub-band resources, after carrying out CSI measurements, further include：

All subbands measured in more than a subframe are reported to the base station in a subframe where reporting the moment All subbands of CSI or described in the middle part of molecular bands CSI.

7. a kind of channel state information CSI measurement method, which is characterized in that including：

Determine the resource allocation information for downlink data transmission, the resource allocation information is used to indicate the subband of control channel Resource；

The resource allocation information is sent to terminal, so that the terminal is determined according to the resource allocation information at least Measurement sub-band resources in one subframe in the definite measurement sub-band resources, carry out CSI measurements.

8. the method according to the description of claim 7 is characterized in that resource distribution letter determined for downlink data transmission Breath, including：

Determine the information element R of the sub-band resources of the cycle T, the long S of effective window, instruction of the resource allocation information in cycle T；

According to described definite T, S and R, the resource allocation information is generated.

9. according to the method described in claim 8, it is characterized in that, according to described definite T, S and R, generate the resource and match somebody with somebody Before confidence breath, including：

It determines to apply the frame initial time FRAMESTART of the resource allocation information and subframe initial time SUBFRAMESTART；

According to described definite T, S and R, the resource allocation information is generated, including：

According to described definite T, S, R, FRAMESTART and SUBFRAMESTART, the resource allocation information is generated.

10. according to the method described in claim 7-9 any claims, which is characterized in that the method further includes：

Indication information is sent to the terminal, so that the terminal is according to the resource allocation information and the indication information, Determine the measurement sub-band resources, the indication information is used to indicate among the sub-band resources indicated by the resource allocation information Sub-band resources outside or.

11. according to the method described in claim 7~9 any claim, which is characterized in that described to send the money to terminal After the configuration information of source, further include：

The terminal in a subframe where reporting the moment that the terminal reports is received to have surveyed in more than one subframe The CSI of molecular band in the middle part of all subbands of CSI or described of all subbands of amount.

12. according to the method described in claim 10, it is characterized in that, the terminal that the reception terminal reports has been surveyed In the middle part of all subbands of CSI or described of all subbands of amount after the CSI of molecular band, further include：

The CSI of molecular bands, update in the middle part of all subbands of CSI or described of all subbands measured according to the terminal of reception The resource allocation information.

13. a kind of channel state information CSI measuring devices, which is characterized in that described device includes：

For receiving the unit of the resource allocation information for downlink data transmission of base station transmission, the resource allocation information is used In the sub-band resources of instruction control channel；

For determining the unit of the measurement sub-band resources at least one subframe according to the resource allocation information；And

For carrying out the unit of CSI measurements in the definite measurement sub-band resources.

14. device according to claim 13, which is characterized in that for being determined according to the resource allocation information at least The unit of measurement sub-band resources in one subframe, is specifically used for：

15. device according to claim 14, which is characterized in that described device further includes：

For determining the unit of the FRAMESTART and the SUBFRAMESTART according to the resource allocation information；Or

For according to formula (10 × SFN+subframeindex) mod T=X, determining the FRAMESTART and described The unit of SUBFRAMESTART, wherein, SFN is the radio frame number of system, and subframindex is the volume of the subframe in a frame Number or index, mod is modulus computing, and T is the cycle of resource allocation information, and X is pre-defined constant.

16. device according to claim 13, which is characterized in that for being determined according to the resource allocation information at least The unit of measurement sub-band resources in one subframe, is specifically used for：

17. device according to claim 16, which is characterized in that described device further includes：

For receiving the unit for the indication information that the base station is sent.

18. according to the device described in claim 13~17 any claim, which is characterized in that described device further includes：

For reporting what is measured in more than a subframe to own in a subframe where the moment is reported to the base station The unit of the CSI of molecular band in the middle part of all subbands of the CSI of subband or described.

19. a kind of channel state information CSI measuring devices, which is characterized in that including：

For determining the unit of the resource allocation information for downlink data transmission, the resource allocation information is used to indicate control The sub-band resources of channel；

For sending the unit of the resource allocation information to terminal, so that the terminal is according to the resource allocation information, It determines the measurement sub-band resources at least one subframe, in the definite measurement sub-band resources, carries out CSI measurements.

20. device according to claim 19, which is characterized in that for determining the resource distribution for downlink data transmission The unit of information, is specifically used for：

21. device according to claim 20, which is characterized in that described to be used to determine the resource for downlink data transmission The unit of configuration information is additionally operable to：

The resource allocation information is generated according to described definite T, S, R, FRAMESTART and SUBFRAMESTART.

22. according to the device described in claim 19-21 any claims, which is characterized in that described device further includes：

For sending the unit of indication information to the terminal, so that the terminal is according to the resource allocation information and described Indication information, determines the measurement sub-band resources, and the indication information is used to indicate the son indicated by the resource allocation information With among resource or outside sub-band resources.

23. according to the device described in claim 19~22 any claim, which is characterized in that described device further includes：

For receiving the terminal in a subframe where reporting the moment that the terminal reports in more than one subframe The unit of the CSI of molecular band in the middle part of all subbands of CSI or described of all subbands measured.

24. device according to claim 23, which is characterized in that described device further includes：

The CSI of molecular band in the middle part of all subbands of CSI or described of all subbands for having been measured according to the terminal of reception Update the unit of the resource allocation information.

25. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium It executes instruction, when performing the computer executed instructions, perform claim requirement 1-6 any one of them methods.

26. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium It executes instruction, when performing the computer executed instructions, perform claim requirement 7-12 any one of them methods.

27. a kind of chip system, which is characterized in that the chip system includes processor, any for perform claim requirement 1-6 Method described in.

28. a kind of chip system, which is characterized in that the chip system includes processor, appoints for perform claim requirement 7-12 Method described in one.