CN110049571A

CN110049571A - A kind of channel quality transmission method, terminal and base station

Info

Publication number: CN110049571A
Application number: CN201810040076.5A
Authority: CN
Inventors: 陈俊; 陈卓; 李娜
Original assignee: China Mobile Communications Group Co Ltd; China Mobile Communications Co Ltd
Current assignee: China Mobile Communications Group Co Ltd; China Mobile Communications Co Ltd
Priority date: 2018-01-16
Filing date: 2018-01-16
Publication date: 2019-07-23
Anticipated expiration: 2038-01-16
Also published as: CN110049571B

Abstract

The present invention provides a kind of channel quality transmission method, terminal and base stations, wherein channel quality transmission method includes: to receive the channel quality that base station is sent to report instruction；Instruction is reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends the channel quality of predetermined time.This programme reports instruction by receiving the channel quality that base station is sent；Instruction is reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends the channel quality of predetermined time；Base station is shifted to an earlier date, current radio channel quality situation is understood according to the CQI that terminal UE reports, and when the subsequent UE activation phase sending PDDCH scheduling UE, can more accurately UE be scheduled and (such as use more accurate MCS), the accuracy being wirelessly transferred between UE and base station is improved, has ensured the user experience of UE；The problem of periodicity CQI reports scheme real-time poor to very good solution in the prior art, reduces UE scheduling accuracy.

Description

A kind of channel quality transmission method, terminal and base station

Technical field

The present invention relates to field of communication technology, a kind of channel quality transmission method, terminal and base station are particularly related to.

Background technique

During traditional CDRX (discontinuous reception under connected state) is come into force, (swash when terminal is not at On Duration It is living) during, it is to be reported without periodical CQI (channel quality instruction), periodical CQI is generally being configured in On It is reported during Duration；When terminal has upstream data to need to transmit, network can be reported simultaneously aperiodic with configurating terminal CQI。

Now net is configured generally to 40ms, On Duration Timer (activation phase timing for the CDRX period of VoLTE Device) it is generally configured to 10ms, periodical CQI is generally also configured as 40ms, i.e., each terminal UE can send a period when waking up Property CQI, in the case, base station is by the CQI that at least can not receive terminal UE in the 30ms time later and report, until next On The arrival in Duration period.But after next On Duration period arrives, base station need the CQI that is reported before come Determine the MCS (modulation and coding strategy) that should be selected when this dispatches the UE, however since the CQI reported before is at least The pervious channel quality of 30ms, during this period it is possible that situations such as wireless signal rapid decay, instantaneous interference, therefore should CQI may be very inaccurate, can largely influence this base station to the scheduling accuracy of UE, and then influence user's body It tests.

Summary of the invention

The purpose of the present invention is to provide a kind of channel quality transmission method, terminal and base station, solve all in the prior art The problem of phase property CQI reports scheme real-time poor, reduces UE scheduling accuracy.

In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of channel quality transmission method, is applied to terminal, Include:

It receives the channel quality that base station is sent and reports instruction；

Instruction is reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends predetermined time Channel quality.

Optionally, the step of channel quality that predetermined time is sent to the base station includes:

The Buffer Status Report of the channel quality comprising predetermined time is sent to the base station.

Optionally, before the Buffer Status Report for sending the channel quality comprising predetermined time to the base station, institute State channel quality transmission method further include:

According to the cell reference signals of predetermined time, corresponding channel quality is obtained；

According to obtained channel quality, Buffer Status Report is constructed.

Pass through corresponding scheduling resource or periodic physical uplink control channel PUCCH resource, Xiang Suoshu base It stands and sends the channel quality of predetermined time；

Wherein, the period of PUCCH resource is identical with discontinuous receiving cycle, and the PUCCH resource is before arriving the activation phase PUCCH resource.

Optionally, the scheduling resource is that base station is provided exclusively for the uplink for the channel quality configuration that terminal sends predetermined time Source, or

The scheduling resource is the attached resource in the transmitting uplink data resource that base station is terminal configuration.

When optionally, under frequency division duplex system, the scheduling resource is base station exclusively for terminal transmission predetermined time When the ascending resource of channel quality configuration, the scheduling resource is the tune after this data is transmitted, before next data transmission Spend resource.

Optionally, first subframe before the scheduling resource includes next data transmission.

When optionally, under tdd systems, the scheduling resource is base station exclusively for terminal transmission predetermined time When the ascending resource of channel quality configuration, the scheduling resource is the tune after this data is transmitted, before next data transmission Spend resource；Or

First subframe or the n-th subframe before the activation phase that the scheduling resource includes the activation phase；

Wherein, N is positive integer, and is less than the preset threshold obtained according to the accuracy of dispatch terminal, activates the phase in last time Scheduling subframe after.

Optionally, when the scheduling resource is the scheduling resource after this data is transmitted, before next data transmission, institute State first subframe before scheduling resource includes the transmission of terminal data next time.

Optionally, described channel quality the step of reporting instruction for receiving that base station sends, includes:

It receives base station and passes through media access control message, radio resource control message or Physical Downlink Control Channel The channel quality that message is sent reports instruction.

The embodiment of the invention also provides a kind of channel quality transmission methods, are applied to base station, comprising:

Channel quality is sent to terminal and reports instruction, and the channel quality reports instruction to be used to indicate terminal and carrying out next time Before data transmission, the channel quality of predetermined time is sent to base station；

Receive the channel quality for the predetermined time that the terminal reports instruction to send according to the channel quality.

Optionally, the channel quality reports instruction to be used to indicate terminal before carrying out next data transmission, sends out to base station Send the Buffer Status Report of the channel quality comprising predetermined time；

The step of the channel quality for the predetermined time that the reception terminal reports instruction to send according to the channel quality Suddenly include:

Receive delaying for the channel quality comprising predetermined time that the terminal reports instruction to send according to the channel quality Rush zone state report.

Optionally, the channel quality reports instruction to be used to indicate terminal before carrying out next data transmission, passes through correspondence Scheduling resource or periodic physical uplink control channel PUCCH resource, to base station send predetermined time channel Quality；

It receives the terminal and instruction is reported according to the channel quality, pass through corresponding scheduling resource or periodic object Manage uplink control channel PUCCH resource, the channel quality of the predetermined time of transmission；

Optionally, before sending channel quality to terminal and reporting instruction, the channel quality transmission method further include:

It is terminal configuration schedules resource or periodic physical uplink control channel according to waking up the moment for terminal PUCCH resource；The scheduling resource and PUCCH resource are before terminal carries out next data transmission used resource；

According to the scheduling resource or PUCCH resource, obtains the channel quality and report instruction.

When optionally, under frequency division duplex system, according to waking up the moment for terminal, the step of being terminal configuration schedules resource Include:

According to waking up the moment for terminal, after configuring the transmission of this data for terminal, the scheduling before next data transmission Resource.

Optionally, the waking up the moment according to terminal, after configuring the transmission of this data for terminal, the transmission of next data The step of scheduling resource before includes:

According to waking up the moment for terminal, first subframe before next data transmission is configured for terminal；

According to first subframe, the scheduling resource is obtained.

When optionally, under tdd systems, according to waking up the moment for terminal, the step of being terminal configuration schedules resource Include:

If terminal is not at the discontinuous receiving state under connected state, according to waking up the moment for terminal, configured for terminal Scheduling resource after the transmission of this data, before next data transmission；Or

If terminal is in the discontinuous receiving state under connected state, according to waking up the moment for terminal, swash for terminal configuration First subframe of current, or be the n-th subframe before the terminal allocation activation phase；

According to first subframe or n-th subframe, the scheduling resource is obtained；

According to first subframe, the scheduling resource is obtained.

Optionally, described the step of reporting instruction to terminal transmission channel quality, includes:

By media access control message, radio resource control message or Physical Downlink Control Channel message, to Terminal sends channel quality and reports instruction.

According to wireless channel environment and/or network load condition, it is determined whether need to obtain before terminal is waken up default The channel quality at moment；

If it is determined that result be it is yes, then to the terminal send channel quality report instruction.

The embodiment of the invention also provides a kind of terminals, comprising: processor and transceiver；

The processor reports instruction for receiving the channel quality that base station is sent by the transceiver；

Optionally, the processor is specifically used for:

The Buffer Status Report of the channel quality comprising predetermined time is sent to the base station by the transceiver.

Optionally, the processor is also used to:

To the base station send comprising predetermined time channel quality Buffer Status Report before, according to it is default when The cell reference signals at quarter obtain corresponding channel quality；

According to obtained channel quality, Buffer Status Report is constructed.

Optionally, the processor is specifically used for:

Base station, which is received, by the transceiver passes through media access control message, radio resource control message or object The channel quality that reason down control channel message is sent reports instruction.

The embodiment of the invention also provides a kind of base stations, comprising: processor and transceiver；

The processor reports instruction, the channel quality for sending channel quality to terminal by the transceiver It reports instruction to be used to indicate terminal before carrying out next data transmission, the channel quality of predetermined time is sent to base station；

The processor is specifically used for:

By the transceiver receive the terminal according to the channel quality report that instruction sends comprising predetermined time Channel quality Buffer Status Report.

The processor is specifically used for:

The terminal is received by the transceiver, instruction is reported according to the channel quality, pass through corresponding scheduling resource Or periodic physical uplink control channel PUCCH resource, the channel quality of the predetermined time of transmission；

Optionally, the processor is also used to:

Before sending channel quality to terminal and reporting instruction, according to waking up the moment for terminal, provided for terminal configuration schedules Source or periodic physical uplink control channel PUCCH resource；The scheduling resource and PUCCH resource terminal into Before row data next time transmission used resource；

When optionally, under frequency division duplex system, the processor is specifically used for:

Optionally, the processor is specifically used for:

According to first subframe, the scheduling resource is obtained.

When optionally, under tdd systems, the processor is specifically used for:

Optionally, the processor is specifically used for:

According to first subframe, the scheduling resource is obtained.

Optionally, the processor is specifically used for:

Pass through media access control message, radio resource control message or physical down control using the transceiver Channel massage processed sends channel quality to terminal and reports instruction.

Optionally, the processor is specifically used for:

If it is determined that result be it is yes, then by the transceiver to the terminal send channel quality report instruction.

The embodiment of the invention also provides a kind of terminal, including memory, processor and it is stored on the memory simultaneously The computer program that can be run on the processor；The processor realizes the channel of above-mentioned terminal side when executing described program Mass transport method.

The embodiment of the invention also provides a kind of base station, including memory, processor and it is stored on the memory simultaneously The computer program that can be run on the processor；The processor realizes the channel of above-mentioned base station side when executing described program Mass transport method.

The embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, the journey The step in the channel quality transmission method of above-mentioned terminal side is realized when sequence is executed by processor.

The embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, the journey The step in the channel quality transmission method of above-mentioned base station side is realized when sequence is executed by processor.

The advantageous effects of the above technical solutions of the present invention are as follows:

In above scheme, the channel quality transmission method reports instruction by receiving the channel quality that base station is sent；Root Instruction is reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends the channel quality of predetermined time； Base station is shifted to an earlier date according to the CQI that terminal UE reports and understands current radio channel quality situation, and is activated in subsequent UE When phase sends PDDCH scheduling UE, more accurately UE can be scheduled and (such as use more accurate MCS), improve UE with The accuracy being wirelessly transferred between base station has ensured the user experience of UE；Very good solution is in the prior art on periodicity CQI The problem of report scheme real-time is poor, reduces UE scheduling accuracy.

Detailed description of the invention

Fig. 1 is the channel quality transmission method flow diagram one of the embodiment of the present invention；

Fig. 2 is the channel quality transmission method flow diagram two of the embodiment of the present invention；

Fig. 3 reports schematic diagram for FDD system CQI under the CDRX state of the embodiment of the present invention；

Fig. 4 reports schematic diagram for TDD system CQI under the CDRX state of the embodiment of the present invention；

Fig. 5 is the terminal structure schematic diagram one of the embodiment of the present invention；

Fig. 6 is the architecture of base station schematic diagram one of the embodiment of the present invention；

Fig. 7 is the terminal structure schematic diagram two of the embodiment of the present invention；

Fig. 8 is the architecture of base station schematic diagram two of the embodiment of the present invention.

Specific embodiment

To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool Body embodiment is described in detail.

Middle periodicity CQI reports scheme real-time poor to the present invention in view of the prior art, reduces asking for UE scheduling accuracy Topic, provides a kind of channel quality transmission method, is applied to terminal, as shown in Figure 1, comprising:

Step 11: receiving the channel quality that base station is sent and report instruction；

Step 12: instruction being reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends pre- If the channel quality at moment.

The channel quality transmission method provided in an embodiment of the present invention is reported by receiving the channel quality that base station is sent Instruction；Instruction is reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends the letter of predetermined time Road quality；Base station is shifted to an earlier date, current radio channel quality situation is understood according to the CQI that terminal UE reports, and subsequent When UE activates the phase to send PDDCH scheduling UE, can more accurately UE be scheduled and (such as use more accurate MCS), improved The accuracy being wirelessly transferred between UE and base station, has ensured the user experience of UE；Very good solution period in the prior art Property CQI report scheme real-time poor, reduce UE scheduling accuracy the problem of.

Buffer Status Report can report respectively with channel quality in the embodiment of the present invention, can also be reported to base together It stands, is not limited thereto.

The case where base station is reported to together with channel quality for Buffer Status Report, it is described to be sent in advance to the base station If the step of channel quality at moment includes: the buffer state report for sending the channel quality comprising predetermined time to the base station It accuses.

It is corresponding, before the Buffer Status Report for sending the channel quality comprising predetermined time to the base station, institute State channel quality transmission method further include: according to the cell reference signals of predetermined time, obtain corresponding channel quality；According to The channel quality arrived constructs Buffer Status Report.

In the embodiment of the present invention, it is described to the base station send predetermined time channel quality the step of include: by right The scheduling resource or periodic physical uplink control channel PUCCH resource answered, the base station Xiang Suoshu send predetermined time Channel quality；Wherein, the period of PUCCH resource is identical with discontinuous receiving cycle, and the PUCCH resource is the arrival of activation phase Preceding PUCCH resource.

Reporting for namely CQI can also use aperiodicity using periodic mode (passing through PUCCH resource) Mode (pass through scheduling resource PUSCH), be not limited thereto.

Wherein, the scheduling resource is that base station is provided exclusively for the uplink for the channel quality configuration that terminal sends predetermined time Source or the scheduling resource are the attached resource in the transmitting uplink data resource that base station is terminal configuration.

That is the sub-frame of uplink of UE reporting channel quality, available base stations special configuration is reported, and upstream data can also be borrowed Transmission subframe reports together.

For the concrete condition of not homologous ray dispatching resource, the embodiment of the present invention provides following two example:

The first, when under frequency division duplex system, the scheduling resource is base station exclusively for terminal transmission predetermined time When the ascending resource of channel quality configuration, the scheduling resource is the tune after this data is transmitted, before next data transmission Spend resource.

Preferably, first subframe before the scheduling resource includes next data transmission.

Second, when under tdd systems, the scheduling resource is base station exclusively for terminal transmission predetermined time When the ascending resource of channel quality configuration, the scheduling resource is the tune after this data is transmitted, before next data transmission Spend resource；Perhaps first subframe or the n-th subframe before the activation phase that the scheduling resource includes the activation phase；Wherein, N is positive integer, and is less than the preset threshold that obtains according to the accuracy of dispatch terminal, activation phase last time scheduling subframe it Afterwards.

Preferably, when the scheduling resource is the scheduling resource after this data is transmitted, before next data transmission, institute State first subframe before scheduling resource includes the transmission of terminal data next time.

Specifically, the channel quality for receiving base station transmission includes: to receive base station to pass through media the step of reporting instruction The channel quality that access control message, radio resource control message or Physical Downlink Control Channel message are sent reports finger Show.

It is, base station can be informed by radio resource control RRC information in scheme provided in an embodiment of the present invention UE channel quality reports instruction (carry reporting channel quality at the time of, resource location etc.)；UE receives the channel of base station transmission Quality uploading instruction, reports the moment, reports the information such as resource location according to what is configured in instruction, the root before next data are transmitted Down channel quality is measured according to cell reference signals, and can be reported by PUCCH or PUSCH to base station before the transmission of next data The channel quality (channel quality can be carried and be reported in Buffer Status Report)；But it is not limited thereto.

Specifically, UE can choose to be sent in the previous subframe of activation phase On Duration in FDD system Channel quality information；In TDD system, base station will can activate the previous sub-frame configuration of phase On Duration in advance For sub-frame of uplink, and UE reporting channel quality at this moment is informed by RRC information；But it is not limited thereto.

The embodiment of the invention also provides a kind of channel quality transmission methods, are applied to base station, as shown in Figure 2, comprising:

Step 21: sending channel quality to terminal and report instruction, the channel quality reports instruction to be used to indicate terminal to exist Before carrying out next data transmission, the channel quality of predetermined time is sent to base station；

Step 22: receiving the channel quality for the predetermined time that the terminal reports instruction to send according to the channel quality.

The channel quality transmission method provided in an embodiment of the present invention reports instruction by sending channel quality to terminal, The channel quality reports instruction to be used to indicate terminal before carrying out next data transmission, and the channel of predetermined time is sent to base station Quality；Receive the channel quality for the predetermined time that the terminal reports instruction to send according to the channel quality；To root in advance Current radio channel quality situation is understood according to the CQI that terminal UE reports, and is sent PDDCH in the subsequent UE activation phase and dispatched UE When, it more accurately UE can be scheduled (such as uses more accurate MCS), improve and be wirelessly transferred between UE and base station Accuracy has ensured the user experience of UE；Periodicity CQI reports scheme real-time poor to very good solution in the prior art, drops The problem of low UE scheduling accuracy.

Channel quality reports on instruction can indicate Buffer Status Report and channel quality respectively in the embodiment of the present invention Report, can also indicate that Buffer Status Report reports together with channel quality, is not limited thereto.

The case where reporting together with channel quality for instruction Buffer Status Report, the channel quality reports instruction to use In instruction terminal before carrying out next data transmission, the buffer state report of the channel quality comprising predetermined time is sent to base station It accuses；

It is corresponding, the channel matter for receiving the predetermined time that the terminal reports instruction to send according to the channel quality The step of amount includes: the channel quality comprising predetermined time for receiving the terminal and reporting instruction to send according to the channel quality Buffer Status Report.

In the embodiment of the present invention, the channel quality reports instruction to be used to indicate terminal before carrying out next data transmission, By corresponding scheduling resource or periodic physical uplink control channel PUCCH resource, when sending default to base station The channel quality at quarter；

It is corresponding, the channel matter for receiving the predetermined time that the terminal reports instruction to send according to the channel quality The step of amount includes: to receive the terminal to report instruction according to the channel quality, passes through corresponding scheduling resource or period The physical uplink control channel PUCCH resource of property, the channel quality of the predetermined time of transmission；Wherein, the week of PUCCH resource Phase is identical with discontinuous receiving cycle, and the PUCCH resource is the PUCCH resource before arriving the activation phase.

Further, before sending channel quality to terminal and reporting instruction, the channel quality transmission method further include: It is that terminal configuration schedules resource or periodic physical uplink control channel PUCCH are provided according to waking up the moment for terminal Source；The scheduling resource and PUCCH resource are before terminal carries out next data transmission used resource；It is provided according to the scheduling Source or PUCCH resource obtain the channel quality and report instruction.

I.e. base station exclusively for terminal configure transmission predetermined time channel quality configuration ascending resource.

The first, when under frequency division duplex system, according to waking up the moment for terminal, the step of being terminal configuration schedules resource It include: waking up the moment according to terminal, after configuring the transmission of this data for terminal, the scheduling money before the transmission of next data Source.

Preferably, the waking up the moment according to terminal, after configuring the transmission of this data for terminal, the transmission of next data The step of scheduling resource before includes: waking up the moment according to terminal, and first before next data transmission is configured for terminal A subframe；According to first subframe, the scheduling resource is obtained.

Second, when under tdd systems, according to waking up the moment for terminal, the step of being terminal configuration schedules resource If including: the discontinuous receiving state that terminal is not under connected state, according to waking up the moment for terminal, this is configured for terminal Scheduling resource after data transmission, before next data transmission；Or

If terminal is in the discontinuous receiving state under connected state, according to waking up the moment for terminal, swash for terminal configuration First subframe of current, or be the n-th subframe before the terminal allocation activation phase；According to first subframe or N number of subframe obtains the scheduling resource；

Specifically, it is described to terminal send channel quality report instruction the step of include: by media access control message, Radio resource control message or Physical Downlink Control Channel message send channel quality to terminal and report instruction.

In order to save the energy, described the step of reporting instruction to terminal transmission channel quality includes: according to wireless channel ring Border and/or network load condition, it is determined whether need to obtain the channel quality of predetermined time before terminal is waken up；If it is determined that knot Fruit be it is yes, then to the terminal send channel quality report instruction.

Below with reference to terminal and base station two sides to the channel quality transmission method provided in an embodiment of the present invention carry out into One step explanation.

In view of the above technical problems, the embodiment of the present invention provides a kind of channel quality transmission method, it can be understood as a kind of Channel quality reports time-domain position to select, and allows terminal UE nearest sub-frame of uplink reporting channel matter before data is transmitted Amount.The program can make base station shift to an earlier date the CQI understanding current radio channel quality situation reported according to UE, and swash in subsequent UE When current sends PDDCH scheduling UE, can more accurately UE be scheduled and (such as use more accurate MCS), improve UE The accuracy being wirelessly transferred between base station has ensured the user experience of UE.

Scheme main process provided in an embodiment of the present invention includes:

UE is before carrying out data transmission, Xiang Jizhan reporting channel quality (such as channel quality indicator (CQI)).

Wherein, (1) if above-mentioned main process under CDRX state, UE need to sleep period complete channel quality measurement, and Before activation phase UE carries out data transmission, Xiang Jizhan reporting channel quality；

(2) measurement or acquisition of the channel quality can pass through CRS (Cell Reference Signal, cell reference letter Number) estimation；

(3) before above-mentioned main process starts, what what UE first received that base station configured sent for above-mentioned channel quality The information such as time-domain position, frequency domain resource；

(4) above-mentioned UE reporting channel quality, the sub-frame of uplink of available base stations special configuration are reported, and can also borrow uplink Data transmission subframes report (sub-frame of uplink of the attached configuration in base station) together；

(5) above-mentioned UE reporting channel quality can be in UE active arrangement at the time of knowing that UE wakes up due to network (base station) Row time-domain position, frequency domain resource, for sending channel quality:

A) FDD system: can before UE carries out data transmission the first moment (immediate subframe), sent by ascending resource Channel quality, such as Fig. 3；

B) TDD system: by base station to the flexible configuration of ascending-descending subframes；

I. if non-CDRX state, then the sub-frame configuration before can carrying out data transmission UE is sub-frame of uplink；

Ii. if CDRX state, then first subframe of phase can be activated to be configured to channel quality UE and reports subframe；It can also be with Channel quality, which is configured, by X (can match) a subframe before the UE activation phase reports subframe, such as Fig. 4.

The case where reporting corresponding to CQI shown in Fig. 3, scheme provided in an embodiment of the present invention can be with specifically:

(1) base station determines that next CDRX activates phase initial time according to UE CDRX period and data transmission schedule；

(2) base station calculates UE according to the above-mentioned moment and reports reasonable moment of CQI, which can be the before data transmission One moment；

(3) UE can be reported the time-domain position of CQI and frequency domain resource to pass through internet message or signaled UE by base station；

(4) UE reports time-domain position and frequency domain resource according to the CQI that base station configures, before the next CDRX activation phase starts First moment reported CQI.

A in Fig. 3 indicates that On Duration Timer, b indicate sleep period, and the CDRX period includes On Duration Timer and sleep period, in the embodiment of the present invention can in sleep period distance On next time Duration Timer Startup time it is closer Subframe on CQI needed for (position 1) reporting base station, terminal is called by PDCCH according to the CQI that terminal reports in base station.

The case where reporting corresponding to CQI shown in Fig. 4, scheme provided in an embodiment of the present invention can be with specifically:

(2) before base station reports the reasonable moment of CQI, the moment that can transmit for data according to calculating of above-mentioned moment UE most The nearly moment (the first moment)；

(3) base station can be according to above-mentioned reasonable moment flexible configuration ascending-descending subframes, the sub-frame configuration before data are transmitted Sub-frame of uplink, such as Fig. 4, by DDUDD sub-frame configuration be changed to DDUUD (D indicate downlink, U indicate uplink), by UE report CQI when Domain position is configured to position 1 or position 2, and the time-domain position of CQI and frequency domain resource can be reported to accuse by internet message or signaling Know UE；

(4) UE reports time-domain position and frequency domain resource according to the CQI that base station configures, the before the transmission of next data starts It engraves for the moment and reports CQI.

A in Fig. 4 indicates that On Duration Timer, b indicate sleep period, and the CDRX period includes On Duration Timer and sleep period, in the embodiment of the present invention can in sleep period distance On next time Duration Timer Startup time it is closer Subframe on CQI needed for (position 1) reporting base station, terminal is called by PDCCH according to the CQI that terminal reports in base station.

Wherein, UE (can be reported the time-domain position and frequency domain resource of CQI by above-mentioned channel quality configuration message for base station Inform the message of UE) it can be handed down to by base station by media access control MAC message or radio resource control RRC information UE；

Meanwhile base station can also (such as Reference Signal Received Power RSRP, reference signal receive matter according to wireless channel environment Measure RSRQ, Signal to Interference plus Noise Ratio SINR and/or packet loss etc.) and/or network load condition (such as Physical Resource Block PRB resource utilization And/or physical downlink control channel PDCCH resource utilization etc.) choose whether to send above-mentioned channel quality configuration message to UE, It can be issued by MAC or RRC information.Such as:

When base station detects that the RSRP that UE is reported is lower than a certain threshold value, then by RRC reallocation message (one kind of RRC information) Inform the above-mentioned CQI of UE report time domain, frequency domain information.

From the foregoing, it will be observed that sub-frame of uplink UE nearest before data transmission in scheme provided in an embodiment of the present invention is sent Channel quality, base station flexibly configurable UE report the time-domain position and frequency domain resource of CQI；

This programme can make base station shift to an earlier date the CQI understanding current radio channel quality situation reported according to UE, and subsequent UE activation phase when sending PDDCH scheduling UE, more accurately UE can be scheduled (as using more accurate MCS modulation with Coding strategy etc.), the accuracy being wirelessly transferred between UE and base station is improved, has ensured the user experience of UE.

The embodiment of the invention also provides a kind of terminals, as shown in Figure 5, comprising: processor 51 and transceiver 52；

The processor 51 reports instruction for receiving the channel quality that base station is sent by the transceiver 52；

The terminal provided in an embodiment of the present invention reports instruction by receiving the channel quality that base station is sent；According to described Channel quality reports instruction, and before carrying out next data transmission, the base station Xiang Suoshu sends the channel quality of predetermined time；So that base It stands to shift to an earlier date and current radio channel quality situation is understood according to the CQI that terminal UE reports, and sent in the subsequent UE activation phase (such as the more accurate MCS of use) when PDDCH dispatches UE, can be more accurately scheduled to UE, improve UE and base station it Between the accuracy that is wirelessly transferred, ensured the user experience of UE；Periodicity CQI reports scheme to very good solution in the prior art The problem of real-time is poor, reduces UE scheduling accuracy.

The case where being reported to base station together with channel quality for Buffer Status Report, the processor is specifically used for: The Buffer Status Report of the channel quality comprising predetermined time is sent to the base station by the transceiver.

Corresponding, the processor is also used to: in the buffering for sending the channel quality comprising predetermined time to the base station Before zone state report, according to the cell reference signals of predetermined time, corresponding channel quality is obtained；According to obtained channel matter Amount constructs Buffer Status Report.

In the embodiment of the present invention, the processor is specifically used for: passing through corresponding scheduling resource or periodic physics Uplink control channel PUCCH resource, the base station Xiang Suoshu send the channel quality of predetermined time；Wherein, the week of PUCCH resource Phase is identical with discontinuous receiving cycle, and the PUCCH resource is the PUCCH resource before arriving the activation phase.

Specifically, the processor is specifically used for: by the transceiver receive base station by media access control message, The channel quality that radio resource control message or Physical Downlink Control Channel message are sent reports instruction.

Wherein, the realization embodiment of the channel quality transmission method of above-mentioned terminal side is suitable for the implementation of the terminal In example, it can also reach identical technical effect.

The embodiment of the invention also provides a kind of base stations, as shown in Figure 6, comprising: processor 61 and transceiver 62；

The processor 61 reports instruction, the channel for sending channel quality to terminal by the transceiver 62 Quality uploading instruction is used to indicate terminal before carrying out next data transmission, and the channel quality of predetermined time is sent to base station；

The base station provided in an embodiment of the present invention reports instruction, the channel quality by sending channel quality to terminal It reports instruction to be used to indicate terminal before carrying out next data transmission, the channel quality of predetermined time is sent to base station；Receive institute State the channel quality for the predetermined time that terminal reports instruction to send according to the channel quality；To be reported in advance according to terminal UE CQI understand current radio channel quality situation, can be more acurrate and when the subsequent UE activation phase sending PDDCH scheduling UE UE is scheduled and (such as uses more accurate MCS), improve the accuracy being wirelessly transferred between UE and base station, ensure The user experience of UE；Periodicity CQI reports scheme real-time poor to very good solution in the prior art, reduces UE and dispatches accuracy The problem of.

Corresponding, the processor is specifically used for: receiving the terminal according to the channel quality by the transceiver The Buffer Status Report for the channel quality comprising predetermined time for reporting instruction to send.

Corresponding, the processor is specifically used for: receiving the terminal according to the channel quality by the transceiver Report instruction, by corresponding scheduling resource or periodic physical uplink control channel PUCCH resource, transmission it is pre- If the channel quality at moment；Wherein, the period of PUCCH resource is identical with discontinuous receiving cycle, and the PUCCH resource is activation PUCCH resource before phase arrival.

Further, the processor is also used to: before sending channel quality to terminal and reporting instruction, according to terminal It wakes up the moment, is terminal configuration schedules resource or periodic physical uplink control channel PUCCH resource；The scheduling Resource and PUCCH resource are before terminal carries out next data transmission used resource；According to the scheduling resource or PUCCH Resource obtains the channel quality and reports instruction.

The first, when under frequency division duplex system, the processor is specifically used for: according to waking up the moment for terminal, for eventually Scheduling resource after end configuration this data transmission, before next data transmission.

Preferably, the processor is specifically used for: according to waking up the moment for terminal, configuring next data for terminal and transmits it First preceding subframe；According to first subframe, the scheduling resource is obtained.

Second, when under tdd systems, the processor is specifically used for: if terminal be not at it is non-under connected state Continuous reception state, then waking up the moment according to terminal, after configuring the transmission of this data for terminal, before next data transmission Scheduling resource；Or

If terminal is in the discontinuous receiving state under connected state, according to waking up the moment for terminal, swash for terminal configuration First subframe of current, or be the n-th subframe before the terminal allocation activation phase；According to first subframe or N number of subframe obtains the scheduling resource；Wherein, N is positive integer, and is less than and is preset according to what the accuracy of dispatch terminal obtained Threshold value, after the scheduling subframe of activation phase last time.

Specifically, the processor is specifically used for: passing through media access control message, radio resource using the transceiver Control protocol message or Physical Downlink Control Channel message send channel quality to terminal and report instruction.

In order to save the energy, the processor is specifically used for: according to wireless channel environment and/or network load condition, really The fixed channel quality for whether needing to obtain predetermined time before terminal is waken up；If it is determined that result be it is yes, then pass through the transmitting-receiving Device sends channel quality to the terminal and reports instruction.

Wherein, the realization embodiment of the channel quality transmission method of above-mentioned base station side is suitable for the implementation of the base station In example, it can also reach identical technical effect.

The embodiment of the invention also provides a kind of terminal, as shown in fig. 7, comprises memory 71, processor 72 and being stored in On the memory 71 and the computer program 73 that can be run on the processor 72；The processor 72 executes described program The channel quality transmission method of the above-mentioned terminal side Shi Shixian.

Specifically, the processor realizes following steps when executing described program:

The embodiment of the invention also provides a kind of base stations, as shown in figure 8, including memory 81, processor 82 and being stored in On the memory 81 and the computer program 83 that can be run on the processor 82；The processor 82 executes described program The channel quality transmission method of the above-mentioned base station side of Shi Shixian.

Specifically, the program realizes following steps when being executed by processor:

The computer program stored on the computer readable storage medium provided in an embodiment of the present invention is by receiving base The channel quality sent of standing reports instruction；Instruction is reported according to the channel quality, before carrying out next data transmission, Xiang Suoshu The channel quality of base station transmission predetermined time；Base station is shifted to an earlier date, current wireless communication is understood according to the CQI that terminal UE reports Road quality condition, and when the subsequent UE activation phase sending PDDCH scheduling UE, can more accurately be scheduled to UE (such as makes With more accurate MCS etc.), the accuracy being wirelessly transferred between UE and base station is improved, has ensured the user experience of UE；Well Solves in the prior art the problem of periodicity CQI reports scheme real-time poor, reduces UE scheduling accuracy.

Wherein, it is computer-readable to be suitable for this for the realization embodiment of the channel quality transmission method of above-mentioned terminal side In the embodiment of storage medium, it can also reach identical technical effect.

The computer program stored on the computer readable storage medium provided in an embodiment of the present invention is by terminal It sending channel quality and reports instruction, the channel quality reports instruction to be used to indicate terminal before carrying out next data transmission, to The channel quality of base station transmission predetermined time；Receive the predetermined time that the terminal reports instruction to send according to the channel quality Channel quality；CQI to be reported in advance according to terminal UE understands current radio channel quality situation, and swashs in subsequent UE When current sends PDDCH scheduling UE, can more accurately UE be scheduled and (such as use more accurate MCS), improve UE The accuracy being wirelessly transferred between base station has ensured the user experience of UE；Very good solution periodicity CQI in the prior art The problem of reporting scheme real-time poor, reducing UE scheduling accuracy.

Wherein, it is computer-readable to be suitable for this for the realization embodiment of the channel quality transmission method of above-mentioned base station side In the embodiment of storage medium, it can also reach identical technical effect.

Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come It says, under the premise of not departing from principle of the present invention, can also make several improvements and retouch, these improvements and modifications should also regard For protection scope of the present invention.

Claims

1. a kind of channel quality transmission method is applied to terminal characterized by comprising

Instruction is reported according to the channel quality, before carrying out next data transmission, the base station Xiang Suoshu sends the letter of predetermined time Road quality.

2. channel quality transmission method according to claim 1, which is characterized in that when described default to base station transmission The step of channel quality at quarter includes:

3. channel quality transmission method according to claim 2, which is characterized in that send to the base station comprising default Before the Buffer Status Report of the channel quality at moment, the channel quality transmission method further include:

According to obtained channel quality, Buffer Status Report is constructed.

4. channel quality transmission method according to claim 1, which is characterized in that when described default to base station transmission The step of channel quality at quarter includes:

Pass through corresponding scheduling resource or periodic physical uplink control channel PUCCH resource, the base station Xiang Suoshu hair Send the channel quality of predetermined time；

5. channel quality transmission method according to claim 4, which is characterized in that the scheduling resource be base station exclusively for Terminal sends the ascending resource of the channel quality configuration of predetermined time, or

6. channel quality transmission method according to claim 5, which is characterized in that described when under frequency division duplex system When dispatching the ascending resource that resource is channel quality configuration of the base station exclusively for terminal transmission predetermined time, the scheduling resource is Scheduling resource after the transmission of this data, before next data transmission.

7. channel quality transmission method according to claim 6, which is characterized in that the scheduling resource includes next data First subframe before transmission.

8. channel quality transmission method according to claim 5, which is characterized in that described when under tdd systems When dispatching the ascending resource that resource is channel quality configuration of the base station exclusively for terminal transmission predetermined time, the scheduling resource is Scheduling resource after the transmission of this data, before next data transmission；Or

Wherein, N is positive integer, and is less than the preset threshold obtained according to the accuracy of dispatch terminal, in the tune of activation phase last time It spends after subframe.

9. channel quality transmission method according to claim 8, which is characterized in that the scheduling resource is this data biography When scheduling resource after defeated, before the transmission of next data, the scheduling resource include the transmission of terminal data next time before the One subframe.

10. channel quality transmission method according to claim 1, which is characterized in that the channel for receiving base station and sending Quality uploading indicate the step of include:

It receives base station and passes through media access control message, radio resource control message or Physical Downlink Control Channel message The channel quality of transmission reports instruction.

11. a kind of channel quality transmission method is applied to base station characterized by comprising

Channel quality is sent to terminal and reports instruction, and the channel quality reports instruction to be used to indicate terminal and carrying out next data Before transmission, the channel quality of predetermined time is sent to base station；

12. channel quality transmission method according to claim 11, which is characterized in that the channel quality reports instruction to use In instruction terminal before carrying out next data transmission, the buffer state report of the channel quality comprising predetermined time is sent to base station It accuses；

It is described to receive the step of terminal reports the channel quality for indicating the predetermined time sent according to channel quality packet It includes:

Receive the buffer area for the channel quality comprising predetermined time that the terminal reports instruction to send according to the channel quality State report.

13. channel quality transmission method according to claim 11, which is characterized in that the channel quality reports instruction to use In instruction terminal before carrying out next data transmission, controlled by corresponding scheduling resource or periodic physical uplink link Channel PUCCH resource sends the channel quality of predetermined time to base station；

It receives the terminal and instruction is reported according to the channel quality, by corresponding scheduling resource or periodically physically Uplink Control Channel PUCCH resource, the channel quality of the predetermined time of transmission；

14. channel quality transmission method according to claim 11 or 13, which is characterized in that sending channel matter to terminal Before amount reports instruction, the channel quality transmission method further include:

15. channel quality transmission method according to claim 14, which is characterized in that when under frequency division duplex system, root According to waking up the moment for terminal, include: for the step of terminal configuration schedules resource

According to waking up the moment for terminal, after configuring the transmission of this data for terminal, the scheduling resource before next data transmission.

16. channel quality transmission method according to claim 15, which is characterized in that described according to terminal when waking up It carves, the step of scheduling resource after configuring the transmission of this data for terminal, before the transmission of next data includes:

According to first subframe, the scheduling resource is obtained.

17. channel quality transmission method according to claim 14, which is characterized in that when under tdd systems, root According to waking up the moment for terminal, include: for the step of terminal configuration schedules resource

If terminal is not at the discontinuous receiving state under connected state, according to waking up the moment for terminal, this is configured for terminal Scheduling resource after data transmission, before next data transmission；Or

It is the terminal allocation activation phase according to waking up the moment for terminal if terminal is in the discontinuous receiving state under connected state First subframe, or be the n-th subframe before the terminal allocation activation phase；

18. channel quality transmission method according to claim 17, which is characterized in that described according to terminal when waking up It carves, the step of scheduling resource after configuring the transmission of this data for terminal, before the transmission of next data includes:

According to first subframe, the scheduling resource is obtained.

19. channel quality transmission method according to claim 11, which is characterized in that described to send channel quality to terminal The step of reporting instruction include:

By media access control message, radio resource control message or Physical Downlink Control Channel message, to terminal It sends channel quality and reports instruction.

20. channel quality transmission method described in 1 or 19 according to claim 1, which is characterized in that described to send channel to terminal Quality uploading indicate the step of include:

According to wireless channel environment and/or network load condition, it is determined whether needs obtain predetermined time before terminal is waken up Channel quality；

21. a kind of terminal characterized by comprising processor and transceiver；

22. terminal according to claim 21, which is characterized in that the processor is specifically used for:

23. terminal according to claim 22, which is characterized in that the processor is also used to:

Before the Buffer Status Report for sending the channel quality comprising predetermined time to the base station, according to predetermined time Cell reference signals obtain corresponding channel quality；

According to obtained channel quality, Buffer Status Report is constructed.

24. terminal according to claim 21, which is characterized in that the processor is specifically used for:

25. terminal according to claim 24, which is characterized in that the scheduling resource is that base station is sent in advance exclusively for terminal If the ascending resource that the channel quality at moment configures, or

26. terminal according to claim 25, which is characterized in that when under frequency division duplex system, the scheduling resource is When base station sends the ascending resource of channel quality configuration of predetermined time exclusively for terminal, the scheduling resource is this data biography Scheduling resource after defeated, before next data transmission.

27. terminal according to claim 26, which is characterized in that before the scheduling resource includes next data transmission First subframe.

28. terminal according to claim 25, which is characterized in that when under tdd systems, the scheduling resource is When base station sends the ascending resource of channel quality configuration of predetermined time exclusively for terminal, the scheduling resource is this data biography Scheduling resource after defeated, before next data transmission；Or

29. terminal according to claim 28, which is characterized in that the scheduling resource be this data transmission after, under When scheduling resource before the transmission of secondary data, the scheduling resource include the transmission of terminal data next time before first subframe.

30. terminal according to claim 21, which is characterized in that the processor is specifically used for:

Base station is received by the transceiver to pass through under media access control message, radio resource control message or physics The channel quality that row control channel message is sent reports instruction.

31. a kind of base station characterized by comprising processor and transceiver；

The processor reports instruction for sending channel quality to terminal by the transceiver, and the channel quality reports Instruction is used to indicate terminal before carrying out next data transmission, and the channel quality of predetermined time is sent to base station；

32. base station according to claim 31, which is characterized in that the channel quality reports instruction to be used to indicate terminal to exist Before carrying out next data transmission, the Buffer Status Report of the channel quality comprising predetermined time is sent to base station；

The processor is specifically used for:

The letter comprising predetermined time that the terminal reports instruction to send according to the channel quality is received by the transceiver The Buffer Status Report of road quality.

33. base station according to claim 31, which is characterized in that the channel quality reports instruction to be used to indicate terminal to exist Before carrying out next data transmission, provided by corresponding scheduling resource or periodic physical uplink control channel PUCCH Source sends the channel quality of predetermined time to base station；

The processor is specifically used for:

Receive the terminal by the transceiver and instruction reported according to the channel quality, by corresponding scheduling resource or Periodic physical uplink control channel PUCCH resource, the channel quality of the predetermined time of transmission；

34. the base station according to claim 31 or 33, which is characterized in that the processor is also used to:

Sent to terminal before channel quality reports instruction, according to waking up the moment for terminal, be terminal configuration schedules resource or The periodic physical uplink control channel PUCCH resource of person；The scheduling resource and PUCCH resource are in the case where terminal carries out Before secondary data transmission used resource；

35. base station according to claim 34, which is characterized in that when under frequency division duplex system, the processing implement body For:

36. base station according to claim 35, which is characterized in that the processor is specifically used for:

According to first subframe, the scheduling resource is obtained.

37. base station according to claim 34, which is characterized in that when under tdd systems, the processing implement body For:

38. the base station according to claim 37, which is characterized in that the processor is specifically used for:

According to first subframe, the scheduling resource is obtained.

39. base station according to claim 31, which is characterized in that the processor is specifically used for:

Pass through media access control message, radio resource control message or physical down control letter using the transceiver Road message sends channel quality to terminal and reports instruction.

40. the base station according to claim 31 or 39, which is characterized in that the processor is specifically used for:

41. a kind of terminal, including memory, processor and it is stored on the memory and can runs on the processor Computer program；It is characterized in that, the processor is realized as described in any one of claims 1 to 10 when executing described program Channel quality transmission method.

42. a kind of base station, including memory, processor and it is stored on the memory and can runs on the processor Computer program；It is characterized in that, the processor is realized when executing described program such as any one of claim 11 to 20 institute The channel quality transmission method stated.

43. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor The step in the channel quality transmission method as described in any one of claims 1 to 10 is realized when execution.

44. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor The step in the channel quality transmission method as described in any one of claim 11 to 20 is realized when execution.