CN103402245B - The collocation method of a kind of discontinuous reception DRX period, equipment and system - Google Patents
The collocation method of a kind of discontinuous reception DRX period, equipment and system Download PDFInfo
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Abstract
The invention discloses the collocation method of a kind of discontinuous reception DRX period, equipment and system, relate to wireless communication field, it is possible to realize DRX mechanism more flexibly, adapt to and meet the requirement that multi-service is concurrent.The method of the present invention specifically includes that terminal record receives the situation of physical downlink control channel PDCCH data after dormant state enters activated state every time;The situation of described reception physical downlink control channel PDCCH data includes the first event times receiving PDCCH data, and does not receives the second event number of times of PDCCH data;If described first event times reaches the first thresholding, then reduce current DRX cycle;If described second event number of times reaches the second thresholding, then increase current DRX cycle.During embodiments of the invention are mainly used in DRX.
Description
Technical field
The present invention relates to wireless communication field, particularly relate to a kind of discontinuous reception (Discontinuous
Reception, DRX) collocation method in cycle, equipment and system.
Background technology
In a wireless communication system, in order to save power consumption of terminal, generally use DRX technology.DRX is Long Term Evolution (Long
Term Evolution, LTE) one that uses is intended to reduce the receiver of user terminal (User Equipment, UE) power consumption
System.It is by introducing the mechanism of the UE regular opening and closing of end reception antenna, allows UE be in and activates and dormancy state alternately, thus the cycle
Property wake up carry out Physical Downlink Control Channel (Physical Downlink Control Channel, PDCCH) monitoring behaviour
Make, without PDCCH to be continued to monitor, to reduce the purpose of UE power consumption.So, terminal ceases listening for the duration of PDCCH
With interval just becomes the important parameter determining telecommunication service quality, it is therefore desirable to DRX cycle is carried out reasonable disposition.
In prior art, the method for configuration DRX cycle is: use short cycle (short DRX-Cycle) and long period
The configuration mode that (long DRX-Cycle) combines, the parameters of DRX is passed through wireless heterogeneous networks (Radio by base station
Resource Control, RRC) terminal configures by signaling.One DRX cycle includes dormancy time and wakeup time, by
The duration of the wakeup time in a DRX cycle is typically to determine, the shortest cycle means that the DRX cycle of terminal has
Shorter dormancy time, long period means that the DRX cycle of terminal has longer dormancy time.It is understood that it is less
DRX cycle can ensure the dispatcher meeting of terminal in time domain, but power consumption can become big;Whereas larger DRX cycle can be more
Effectively reduce power consumption, but bring bigger time delay, make systematic function decline.
During stating the configuration of DRX cycle in realization, inventor finds that in prior art, at least there are the following problems: by
In only with long period and two kinds of DRX cycles of short cycle, for service quality (Quality of Service, QOS) requirement
Higher business, it is contemplated that the factor of time delay, often uses the DRX configuration mode that short cycle proportion is bigger;Want vice versa for QOS
Seek relatively low business, owing to delay requirement is relatively low, otherwise the DRX configuration mode that long period proportion is relatively big can be used.But for
When QOS requires different multiple service concurrences, both the above configuration mode can lack motility, so needing a kind of DRX parameter badly
Allocation plan, realize reasonably allocating between QOS demand and power consumption in the case of multi-service is concurrent.
Summary of the invention
Embodiments of the invention provide the collocation method of a kind of DRX cycle, equipment and system, it is possible to realize more flexibly
DRX mechanism, adapts to and meets the requirement that multi-service is concurrent.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
An aspect of of the present present invention, it is provided that the collocation method of a kind of discontinuous reception DRX period, including:
Terminal record receives the situation of physical downlink control channel PDCCH data after dormant state enters activated state every time;
The situation of described reception physical downlink control channel PDCCH data includes the first event times receiving PDCCH data, and
Do not receive the second event number of times of PDCCH data;
If described first event times reaches the first thresholding, then reduce current DRX cycle;
If described second event number of times reaches the second thresholding, then increase current DRX cycle.
Another aspect of the present invention, it is provided that the collocation method of a kind of discontinuous reception DRX period, including:
Base station determines DRX according to the scheduling delay of data to be sent corresponding to terminal or the dump energy information of described terminal
Parameter;Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle;
Described DRX parameter is sent, so that described terminal according to described DRX parameter and is entered from dormant state to described terminal
The situation receiving physical downlink control channel PDCCH data when entering activated state adjusts DRX cycle.
Another aspect of the present invention, it is provided that a kind of terminal, including:
Record unit, is used for recording reception physical downlink control channel PDCCH number after dormant state enters activated state every time
According to situation;The situation of described reception physical downlink control channel PDCCH data includes the first event receiving PDCCH data
Number of times, and do not receive the second event number of times of PDCCH data;
Adjustment unit, for when described first event times of described recording unit records reaches the first thresholding, reduces
Current DRX cycle;It is additionally operable to when the described second event number of times of described recording unit records reaches the second thresholding, increases current
DRX cycle.
Another aspect of the present invention, it is provided that a kind of base station, including:
Determine unit, for scheduling delay or the dump energy letter of described terminal of the to be sent data corresponding according to terminal
Breath, determines DRX parameter;Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle;
Transmitting element, for sending the described DRX parameter determining that unit determines to described terminal, so that described terminal root
According to described DRX parameter and the situation adjustment of reception physical downlink control channel PDCCH data when dormant state enters activated state
DRX cycle.
Another aspect of the present invention, it is provided that the configuration system of a kind of DRX cycle, including: terminal and base station;
Described terminal, is used for recording reception physical downlink control channel PDCCH number after dormant state enters activated state every time
According to situation;When described first event times reaches the first thresholding, reduce current DRX cycle;Described second event number of times reaches
During the second thresholding, increase current DRX cycle;
Described base station, for scheduling delay or the dump energy letter of described terminal of the to be sent data corresponding according to terminal
Breath determines DRX parameter;Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle;Send out to described terminal
Send described DRX parameter, so that described terminal receives physics according to described DRX parameter and when dormant state enters activated state
Row controls the situation of channel PDCCH data and adjusts DRX cycle.
The collocation method of DRX cycle, equipment and the system that the embodiment of the present invention provides, records and enters activated state from dormant state
The situation of rear reception physical downlink control channel PDCCH data, according to the first event times or second event number of times, subtracts dynamically
Little or increase current DRX cycle, alleviate that the configuration mode of prior art DRX cycle causes is meeting the process that QOS requires
Too high and that time delay is long during the reducing power consumption problem of middle power consumption, it is achieved that DRX mechanism more flexibly, thus
Balance multi-service concurrent time QOS require and power consumption between relation.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the collocation method of a kind of DRX cycle in one embodiment of the invention;
Fig. 2 is the collocation method of a kind of DRX cycle in another embodiment of the present invention;
Fig. 3 is the collocation method of a kind of DRX cycle in another embodiment of the present invention;
Fig. 4 is the collocation method of a kind of DRX cycle in another embodiment of the present invention;
Fig. 5 is the collocation method of a kind of DRX cycle in another embodiment of the present invention;
Fig. 6 is a kind of terminal in another embodiment of the present invention;
Fig. 7 is a kind of base station in another embodiment of the present invention;
Fig. 8 is the configuration system of a kind of DRX cycle in another embodiment of the present invention;
Fig. 9 is the explanation schematic diagram in the embodiment of the present invention to DRX cycle.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
One embodiment of the invention provides the collocation method of a kind of DRX cycle, as it is shown in figure 1, include:
101, terminal record receives the feelings of physical downlink control channel PDCCH data after dormant state enters activated state every time
Condition.
Wherein, terminal record receives the situation of physical downlink control channel PDCCH data when dormant state enters activated state,
Including: add up the first event times receiving PDCCH data when dormant state enters activated state, and enter from dormant state sharp
The second event number of times of PDCCH data is not received during state of living.
PDCCH data described in the embodiment of the present invention, refer to base station via PDCCH to the lower line number of each terminal broadcast
According to transmission instruction information.
102, according to the described situation receiving PDCCH data after dormant state enters activated state, DRX cycle is adjusted.
Wherein, according to the described situation receiving PDCCH data when dormant state enters activated state, DRX cycle, bag are adjusted
Include: if described first event times reaches the first thresholding, then reduce current DRX cycle;If described second event number of times reaches
Two thresholdings, then increase current DRX cycle;If described first event times is not up to the first thresholding, and described second event number of times
Not up to the second thresholding, then keep current DRX cycle constant.
Concrete, as it is shown in figure 9, DRX cycle includes dormant state and activated state.Assume that the first thresholding is 10, the second thresholding
It is 12.After terminal is entered activated state by dormant state every time, record receives the situation of PDCCH data.If receiving PDCCH data,
Then the first event times adds 1, if not receiving PDCCH data, then second event number of times adds 1, can be it is clear that pass through the soonest
10 DRX cycles, the first event times can reach the first thresholding, and the fastest through 12 DRX cycles, second event number of times can reach
To the second thresholding;If the first event and the spaced appearance of second event, the longest through 21 DRX cycles, first or
Second event number of times can respectively reach the first or second thresholding.Visible, in limited DRX cycle, the first event and second
Event must have one and reach thresholding.When the first event times arrives the first thresholding, then reduce DRX cycle, when second event
Count to reach the second thresholding, then increase DRX cycle, Fig. 9 shows a DRX cycle increased (i.e. DRX cycle 2).
According to the protocol procedures of foregoing description, when occurring that multi-service is concurrent, can be according to whether receive in activated state
PDCCH data, record the first event times and second event number of times, when the first event times reaches the first thresholding, reduce DRX
Cycle, thus QOS requirement is ensured when portfolio is more;When second event number of times reaches the second thresholding, increase DRX cycle, from
And power consumption is reduced when portfolio is less.
Further, terminal is except according to the situation receiving PDCCH data after dormant state enters activated state counted on
Outside self-adaptative adjustment DRX cycle, it is also possible to carry out DRX parameter configuration according to the configuration of network side.Such as, when being sent to end
The data of end are long in the relief area holdup time, and base station can be concrete by the DRX parameter of high-level signaling configurating terminal, high
Layer signaling is RLC(Radio Link Control, wireless spread-spectrum technology) signaling of layer.Terminal can receive what base station sent
DRX parameter;DRX parameter described in terminal applies, and the first event times and second event number of times are reset and again add up, use
The DRX parameter adaptive ground of base station configuration carries out DRX cycle adjustment.Wherein, described DRX parameter include the first thresholding, second
Limit and/or DRX cycle, described DRX parameter is true according to the scheduling delay of data to be sent corresponding to described terminal by described base station
Fixed.Or, the dump energy information of terminal can also be sent to base station by terminal, so that described base station is according to described residue electricity
Amount information sends DRX parameter to described terminal;Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX week
Phase.
The collocation method of the DRX cycle that the embodiment of the present invention provides, records and receives physics after dormant state enters activated state
The situation of down control channel PDCCH data, according to the first event times or second event number of times, is decreased or increased dynamically and works as
Front DRX cycle, alleviate that the configuration mode of prior art DRX cycle causes meet power consumption during QOS requires too high,
And the problem that time delay is long during reducing power consumption, it is achieved that DRX mechanism more flexibly, thus balance multi-service
QOS requirement time concurrent and the relation between power consumption.
Another embodiment of the present invention provides the collocation method of a kind of DRX cycle, as in figure 2 it is shown, the method includes:
201, base station is true according to the scheduling delay of data to be sent corresponding to terminal or the dump energy information of described terminal
Determine DRX parameter;Wherein, at least one during described DRX parameter includes the first thresholding, the second thresholding and DRX cycle.
Wherein, when terminal receives the DRX cycle that base station sends, this DRX cycle value is the most directly used to carry out discontinuous connecing
Receive.Meanwhile, the first event times and second event number of times are reset by terminal, restart counting, then according to base station configuration
First thresholding and the second thresholding carry out adaptive DRX cycle adjustment.Wherein, the first thresholding is for when terminal judges the first event
Number of times reaches the first thresholding, then reduce current DRX cycle;Second thresholding is for reaching second when terminal judges second event number of times
Thresholding, then increase current DRX cycle;First thresholding and the second thresholding are additionally operable to be not up to the first thresholding when the first event times,
And described second event number of times is not up to the second thresholding, terminal then keeps current DRX cycle constant.
In the present embodiment, base station can determine DRX parameter according to the scheduling delay of data to be sent corresponding to terminal, it is possible to
DRX parameter is determined with the dump energy information according to terminal.
202, described DRX parameter is sent to described terminal, so that described terminal is according to described DRX parameter and from dormancy
State receives the situation of physical downlink control channel PDCCH data and adjusts DRX cycle when entering activated state.
Wherein, the DRX parameter that base station is determined by terminal is as the foundation carrying out self adaptation DRX cycle adjustment.
The DRX cycle collocation method that the embodiment of the present invention provides, by the scheduling delay of data to be sent corresponding to terminal
Or the dump energy information of terminal determines DRX parameter, can be in terminal according to the situation self-adaptative adjustment receiving PDCCH data
On the basis of DRX cycle, with further reference to being sent to data and the terminal residual information about power of terminal, data can be avoided to prolong
Late, the practical situation in conjunction with terminal saves power consumption.
Another embodiment of the present invention provides the collocation method of a kind of DRX cycle, as it is shown on figure 3, include:
301, terminal enters activated state from dormant state.
Wherein, the DRX mechanism of terminal is to change between dormant state and activated state according to DRX cycle.Under dormant state eventually
End is not listening to PDCCH, plays the effect saving power consumption.Terminal monitoring PDCCH under activated state, receives the PDCCH that base station sends
Data.PDCCH data described in the embodiment of the present invention, refer to base station via PDCCH to the downlink data of each terminal broadcast
Transmission instruction information.
302, whether terminal receives PDCCH data;If receiving PDCCH data, then perform step 303;If not receiving
To PDCCH data, then perform step 306.
303, the first event times adds 1.
Wherein, the first event is terminal and receives the event of PDCCH data after dormant state enters activated state.If terminal
Receive PDCCH data after entering activated state, then the first event times adds one every time.
304, judge whether the first event times reaches the first thresholding;If the first event times reaches the first thresholding, then hold
Row step 305;If the first event times is not up to the first thresholding, then perform step 309.
In the present embodiment, the first thresholding and the second thresholding can be equal, it is also possible to.
305, reduce current DRX cycle, the first event times and second event number of times are reset.
After performing 305, return 301.
Such as, self adaptation DRX mechanism can comprise n kind optional DRX cycle value, if the DRX cycle of base station and terminal
Value is i-th kind therein, then title system is in i-th state, is denoted as Si(i=1,2 ... n), DRX week corresponding for Si
Time value increases with the increase of i.Therefore, in this scene system be in S1 state mean system be currently configured minimum
DRX cycle, and be in Sn and mean to be currently configured the DRX cycle of maximum.By judging the first event times in the present embodiment
Whether arrive the first thresholding or whether second event number of times arrives whether the second thresholding redirects to the Si state determining DRX.
Where it is assumed that present terminal is in Si state, Ti represents the DRX cycle length of present terminal, then: if terminal from
Dormancy bar receives PDCCH data after entering activated state, then the first event times (DecTimer) adds one, if the first event
Number of times arrives the first thresholding (DEC), then illustrate terminal waken up for DEC time continuously all listened to data need receive, say
Bright within the observing time in past packet than comparatively dense, need reduce DRX cycle, could preferably reduce time delay.So eventually
Hold by Si state transition to Si-1 state, because DRX cycle corresponding to Si-1 state is less than Si.
Further alternative, if during i=1, DRX cycle has been minimum, then when DecTimer arrives thresholding DEC,
DRX cycle keeps constant.
306, second event number of times adds 1.
Wherein, second event number of times is terminal and does not receives the event of PDCCH data after dormant state enters activated state
Number of times.If terminal does not receives PDCCH after dormancy bar enters activated state data, then second event number of times adds every time
One.
307, judge whether second event number of times reaches the second thresholding;If second event number of times reaches the second thresholding, then hold
Row step 308;If second event number of times is not up to the second thresholding, then perform step 309.
308, increase current DRX cycle, second event number of times and the first event times are reset.
After performing 308, return 301.
Such as, if terminal does not listen to PDCCH when dormant state enters activated state data, then second event number of times
(IncTimer) add one, if IncTimer arrives the second thresholding (INC), then illustrate that terminal is waken up for continuous INC time and all do not had
Receiving PDCCH data, illustrate that packet is fewer within the past observing time, DRX cycle can increase, in order to preferably drops
Low-power consumption, so terminal is by Si state transition to Si+1 state, because DRX cycle length corresponding to Si+1 state is bigger than Si.
Optionally, during for i=n, DRX cycle has been maximum, even if DecTimer arrives thresholding DEC, and DRX cycle
Keep constant.
309, keep current DRX cycle constant, return step 301.
The collocation method of the DRX cycle that the embodiment of the present invention provides, records and receives PDCCH after dormant state enters activated state
The situation of data, according to the first event times or second event number of times, is decreased or increased current DRX cycle dynamically, alleviates
The power consumption during meeting QOS requirement that the configuration mode of prior art DRX cycle causes is too high and is reducing power consumption
During the long problem of time delay, and the DRX cycle value of plurality of optional is set, it is achieved that DRX mechanism more flexibly, thus
Balance multi-service concurrent time QOS require and power consumption between relation.
Another embodiment of the present invention provides the collocation method of a kind of DRX cycle, it is also possible to further combined with buffer state
Information enters relief area mode of priority, observes the buffer state in a period of time, is i.e. sent to the number of terminal in relief area
Case propagation delays according to bag, it is judged that whether the current DRX parameter run meets the requirements.If it is undesirable, then base station will be logical
Know that high-level signaling reconfigures DRX parameter.As shown in Figure 4, the method includes:
401, when terminal originating service request of data, the high-rise business QOS characteristic according to terminal request in base station, set up industry
Business carrying, and determine DRX parameter according to the mapping relations of regulation in advance.
Wherein, DRX parameter includes INC, DEC thresholding, current DRX cycle value and optional DRX cycle value.Described here
Optional DRX cycle value is n kind mentioned above optional DRX cycle value.In the optional implementation of one, base station side
DRX parameter corresponding to different business QOS can be pre-configured with.Such as, QOS requires the DRX cycle that higher business is corresponding
Shorter, the DRX cycle that contrary QOS requires relatively low business corresponding is longer.
402, according to buffer status information, base station detection current buffer status information, judges that current DRX parameter is arranged
Whether meet QOS demand;If current DRX parameter is arranged meets QOS demand, then perform step 405;If current DRX parameter is arranged
It is unsatisfactory for QOS demand, then performs step 403.
Wherein, buffer status information can be that buffer data wraps in the average residence time etc. of relief area and can reflect tune
Spend the information of time delay, or the total amount etc. of the current packet to be sent in relief area can reflect the status information of scheduling load.
Wherein, judge whether current DRX parameter setting meets the method for QOS demand and be according to buffer status information: will
Buffer status information compares with the decision threshold of high-rise definition, it is judged that whether buffer status information is beyond decision gate
Limit, if without departing from thresholding, illustrates to arrange rationally, it is not necessary to reconfigure DRX parameter, continues to transport under current DRX parameter configures
OK;If beyond thresholding, illustrating to arrange unreasonable, system will enter relief area mode of priority.For example, by number of buffer
It is arranged to 90ms as buffer status information, decision threshold according to the average residence time wrapping in relief area.If number of buffer
It is 80ms according to wrapping in the average residence time of relief area, without departing from decision threshold, then it is assumed that the configuration of DRX parameter is rational;
If buffer data wraps in the average residence time of relief area at more than 90ms, exceed decision threshold, show that packet is in buffering
The average residence time in district is long, and overstocking occur in data, and QOS can not meet requirement, now needs to readjust DRX parameter,
Make DRX cycle shorten, accelerate data processing speed, to meet QOS demand.
403, DRX parameter is readjusted in base station, and the DRX parameter after adjusting is sent to terminal.
Wherein, owing to step 402 determining current DRX parameter unreasonable allocation, result in the packet of such as relief area
Overstock the problems such as overlong time, so base station can reconfigure DRX parameter by high-rise according to the direction reducing DRX cycle.
404, terminal is according to the self adaptation DRX mechanism shown in the DRX parameter service chart 3 reconfigured.
It is understood that adjust DRX cycle or reconfigure other DRX parameters every time, terminal is all by the first event time
Number and second event number of times reset, and restart counting.
405, terminal continues to run with the self adaptation DRX mechanism shown in Fig. 3 according to current DRX parameter.
When the dormant state overlong time of DRX cycle, the interval of adjacent twice activated state of terminal is elongated, and then may cause
Overstocking occur in pending data, thus affect QOS, therefore the collocation method of the DRX cycle that the embodiment of the present invention provides, according to
It (can be specifically to judge that buffer data wraps in that buffer status information judges whether current DRX parameter setting meets QOS demand
Whether the average residence time of relief area is beyond decision threshold), if current DRX parameter is unsatisfactory for QOS, base station is readjusted
DRX parameter is also allocated to terminal, thus avoids data delay.
Another embodiment of the present invention provides the collocation method of a kind of DRX cycle, it is also possible to further combined with the residue of terminal
Electricity enters electricity override mechanism.Electricity override mechanism to the effect that terminal judges whether need according to terminal current residual electricity
Current DRX parameter to be adjusted, to reach preferably to reduce the purpose of power consumption, can by the analysis being previously with regard to self adaptation DRX mechanism
Knowing, the first thresholding and two threshold values of the second thresholding decide the tradeoff of power consumption and time delay, so at electricity mode of priority
In, the parameter configuration of amendment is also primarily referred to as the first thresholding and two threshold values of the second thresholding.As it is shown in figure 5, its flow process is as follows:
501, when terminal initiates data service request, base station sends what it was asked by descending RRC signaling to terminal
The DRX parameter that business QOS is corresponding.
Such as, DRX parameter can include DRX cycle value corresponding to optional DRX state number, each state, INC and DEC
Threshold value.Optional DRX state number described here, refers to n kind mentioned above optional DRX cycle value.
502, terminal detection current residual information about power.
503, terminal judges whether to enter electricity mode of priority according to dump energy information;When dump energy is less than certain value
Time enter electricity mode of priority, perform step 504;Otherwise, step 507 is performed.
Wherein, electricity mode of priority means that the service feature of a loss part is experienced by terminal, reduces power consumption, to exchange for
The service time of battery of longer time.Because DRX parameter is to require to configure according to business QOS in advance, the Consideration of QOS
Including time delay, ensure bit rate and packet loss etc., but low time delay high bit rate means the high power consumption of terminal, so electricity is preferential
The DRX parameter configuration of pattern will preferentially submit to reduce the principle of power consumption, certainly will be experienced by the service feature that sacrifice a part.When
So, this adjustment is not the experience that immoderate, the poorest performance not only has a strong impact on user, and may not reach fall on the contrary
The requirement of low-power consumption.Such as, the extra power consumption that call duration time increase brings, emulation is caused to show at business number owing to time delay is long
During according to bag equispaced less than about 100ms, the lower power consumption that increase unit time delay is obtained is more more apparent than meeting.
504, dump energy information is sent to base station by uplink RRC (Radio Resource Control) signaling by terminal.
505, current DRX parameter is modified by base station according to described dump energy information, and is sent to terminal.
Optionally, in step 503, whether terminal judges enters the step of electricity mode of priority and can also transfer to being come by base station
Perform, say, that dump energy information is sent to base station by terminal, base station determine whether to enter according to dump energy information
Electricity mode of priority.
Wherein, electricity mode of priority needs the parameter configuration paying the utmost attention to reduce power consumption, such as, the tune of DRX parameter
The whole mechanism that can use dynamic mapping, the amplitude adjusted according to the difference of dump energy information, the first thresholding and the second thresholding
Can be different, as when electricity is only remaining as 10%, the amplitude that the first thresholding and the second thresholding adjust can remain than dump energy
When being 20% more greatly, more power consumption can so be saved, it is possible to realize the vernier control the finest to power consumption of terminal.
Concrete, following table gives the mapping relations between a kind of feasible dump energy and DRX parameter, and wherein B represents
The ratio of the dump energy of present terminal and the total electricity of battery, INC represents the first thresholding, and DEC represents the second thresholding:
Condition | Adjusted value |
0.3≤B | INC and DEC is constant |
0.2≤B < 0.3 | INC-1,DEC+1 |
0.1≤B < 0.2 | INC-2,DEC+2 |
B < is O.1 | INC-3,DEC+3 |
Table 1
In Table 1, when dump energy information B >=0.3, i.e. the electricity of terminal residual at least 30%, current DRX parameter is not
Change, the first thresholding (DEC) and the second thresholding (INC) value is needed to keep constant.Optionally, if entering the preferential mould in relief area
Formula, then be set according to relief area override mechanism.When B is between 0.2~0.3, INC subtracts one, and DEC adds one, so that
The first event times needed for must reducing DRX cycle increases once, increases the second event number of times needed for DRX cycle and reduces one
Secondary, and then reach time delay increase, the effect of lower power consumption, it adjusts amplitude is ± 1.In like manner, when B is between 0.1~0.2,
INC subtracts two, and DEC adds two, and the amplitude of adjustment is ± 2.When B is less than 0.1, INC subtracts three, and DEC adds three, and the amplitude of adjustment is ± 3.Can
Seeing, dump energy is the fewest, and the first event times needed for reducing DRX cycle is the most, increases the second event needed for DRX cycle
Number is the fewest, the biggest to the adjustment dynamics reducing power consumption.
506, terminal is according to the DRX parameter after the adjustment received from base station, the self adaptation DRX mechanism shown in service chart 3.
It is understood that adjust DRX cycle or reconfigure other DRX parameters every time, terminal is all by the first event time
Number and second event number of times reset, and restart counting.
507, terminal continues to run with self adaptation DRX mechanism according to current DRX parameter.
By the dump energy information of terminal, the collocation method of the DRX cycle that the embodiment of the present invention provides, determines that DRX joins
Number, can be on the basis of terminal be according to the situation self-adaptative adjustment DRX cycle of reception PDCCH data, with further reference to terminal
Dump energy information, thus the practical situation combining terminal saves power consumption.
Another embodiment of the present invention also provides for a kind of terminal, as shown in Figure 6, and including:
Record unit 61, is used for recording reception physical downlink control channel PDCCH after dormant state enters activated state every time
The situation of data;Concrete, receive the situation of physical downlink control channel PDCCH data and include receiving the of PDCCH data
One event times, and do not receive the second event number of times of PDCCH data.
Adjustment unit 62, when described first event times for recording at described record unit 61 reaches the first thresholding,
Reduce current DRX cycle;Adjustment unit 62 is additionally operable to reach second at the described second event number of times of described recording unit records
During thresholding, increase current DRX cycle.
Described adjustment unit 62 is additionally operable to when the first event times of described record unit 61 statistics is not up to the first thresholding,
And described second event number of times is not up to the second thresholding, then keep current DRX cycle constant.
Further alternative, this terminal also includes:
Receive unit 63, for receiving the DRX parameter that base station sends;
Dispensing unit 64, for the DRX parameter applying described reception unit 63 to receive, by the first event times and second
Event times resets and again adds up.
Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle, and described DRX parameter is by described base
The scheduling delay according to data to be sent corresponding to described terminal of standing determines.
Further alternative, this terminal also includes:
Transmitting element 65, for being sent to base station by the dump energy information of terminal, so that described base station is according to described
Dump energy information sends DRX parameter to described terminal;
Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle.
The terminal that the embodiment of the present invention provides, records and receives Physical Downlink Control Channel after dormant state enters activated state
The situation of PDCCH data, according to the first event times or second event number of times, is decreased or increased current DRX cycle dynamically, slow
Solved that the configuration mode of prior art DRX cycle causes to meet power consumption during QOS requires too high and reducing merit
The problem that during consumption, time delay is long, it is achieved that DRX mechanism more flexibly, thus balance multi-service concurrent time QOS
Relation between requirement and power consumption.
Another embodiment of the present invention also provides for a kind of base station, as it is shown in fig. 7, comprises:
Determine unit 71, for scheduling delay or the dump energy of described terminal of the to be sent data corresponding according to terminal
Information, determines DRX parameter;Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle;
Transmitting element 72, for sending the described DRX parameter determining that unit 71 determines to described terminal, so that described end
Hold according to described DRX parameter and from dormant state enter activated state time receive physical downlink control channel PDCCH data situation
Adjust DRX cycle.
The base station that the embodiment of the present invention provides, by scheduling delay or the residue of terminal of data to be sent corresponding to terminal
Information about power determines DRX parameter, can be in terminal according to the basis of situation self-adaptative adjustment DRX cycle receiving PDCCH data
On, with further reference to being sent to data and the terminal residual information about power of terminal, data delay can be avoided, in conjunction with terminal
Practical situation saves power consumption.
Another embodiment of the present invention also provides for the configuration system of a kind of DRX cycle, as shown in Figure 8, including: terminal 81 and
Base station 82;
Described terminal 81, receives physical downlink control channel PDCCH data for record when dormant state enters activated state
Situation;According to the described situation receiving PDCCH data when dormant state enters activated state, adjust DRX cycle;
Described base station 82, for scheduling delay or the residue electricity of described terminal of the data to be sent according to terminal 81 correspondence
Amount information determines DRX parameter;Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle;To described end
The end 81 described DRX parameter of transmission, so that described terminal 81 connects according to described DRX parameter and when dormant state enters activated state
The situation receiving physical downlink control channel PDCCH data adjusts DRX cycle.
The configuration system of the DRX cycle that the embodiment of the present invention provides, is entered activated state by terminal record from dormant state and is followed by
Receive the situation of physical downlink control channel PDCCH data, according to the first event times or second event number of times, dynamic reduce or
Increase current DRX cycle, alleviate the merit during meeting QOS requirement that the configuration mode of prior art DRX cycle causes
Consume too high and that time delay is long during reducing power consumption problem, it is achieved that DRX mechanism more flexibly, thus balance
QOS when multi-service is concurrent requires and relation between power consumption.Meanwhile, the base station in the system that the embodiment of the present invention provides, logical
The scheduling delay crossing data to be sent corresponding to terminal is that terminal reconfigures DRX parameter, thus avoids data delay;All right
Reconfiguring DRX parameter by the dump energy information of terminal, the practical situation in conjunction with terminal saves power consumption..
Through the above description of the embodiments, those skilled in the art is it can be understood that can borrow to the present invention
The mode helping software to add required common hardware realizes, naturally it is also possible to by hardware, but a lot of in the case of the former is more preferably
Embodiment.Based on such understanding, the portion that prior art is contributed by technical scheme the most in other words
Dividing and can embody with the form of software product, this computer software product is stored in the storage medium that can read, such as meter
The floppy disk of calculation machine, hard disk or CD etc., including some instructions with so that computer equipment (can be personal computer,
Server, or the network equipment etc.) perform the method described in each embodiment of the present invention.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (10)
1. the collocation method of a discontinuous reception DRX period, it is characterised in that including:
Terminal record receives the situation of physical downlink control channel PDCCH data after dormant state enters activated state every time;Described
The situation of reception physical downlink control channel PDCCH data includes the first event times receiving PDCCH data, and does not connects
Receive the second event number of times of PDCCH data;
If described first event times reaches the first thresholding, then reduce current DRX cycle;
If described second event number of times reaches the second thresholding, then increase current DRX cycle.
Method the most according to claim 1, it is characterised in that also include:
If described first event times is not up to the first thresholding, and described second event number of times is not up to the second thresholding, then keep
Current DRX cycle is constant.
Method the most according to claim 1, it is characterised in that also include:
Receive the DRX parameter that base station sends;
Apply described DRX parameter, the first event times and second event number of times are reset and again add up;
Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle, and described DRX parameter is by described base station root
Determine according to the scheduling delay of data to be sent corresponding to described terminal.
Method the most as claimed in any of claims 1 to 3, it is characterised in that also include:
The dump energy information of terminal is sent to base station so that described base station according to described dump energy information to described end
End sends DRX parameter;
Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle.
5. the collocation method of a discontinuous reception DRX period, it is characterised in that including:
According to the scheduling delay of data to be sent corresponding to terminal or the dump energy information of described terminal, base station determines that DRX joins
Number;Wherein, described DRX parameter includes the first thresholding, the second thresholding and DRX cycle;
Described DRX parameter is sent, so that described terminal according to described DRX parameter and enters sharp from dormant state to described terminal
The situation receiving physical downlink control channel PDCCH data during state of living adjusts DRX cycle;
Wherein, the situation of described reception physical downlink control channel PDCCH data includes the first event receiving PDCCH data
Number of times, and do not receive the second event number of times of PDCCH data;
Described first thresholding for reaching described first thresholding when described terminal judges the first event times, then reduces current DRX
Cycle;
Described second thresholding for reaching described second thresholding when described terminal judges second event number of times, then increases DRX cycle.
6. a terminal, it is characterised in that including:
Record unit, receives physical downlink control channel PDCCH data for recording after dormant state enters activated state every time
Situation;The situation of described reception physical downlink control channel PDCCH data includes the first event time receiving PDCCH data
Number, and do not receive the second event number of times of PDCCH data;
Adjustment unit, for when described first event times of described recording unit records reaches the first thresholding, reduces current
DRX cycle;It is additionally operable to, when the described second event number of times of described recording unit records reaches the second thresholding, increase current DRX
Cycle.
Terminal the most according to claim 6, it is characterised in that also include:
Receive unit, for receiving the DRX parameter that base station sends;
Dispensing unit, for the DRX parameter applying described reception unit to receive, by the first event times and second event number of times
Reset and again add up;
Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle, and described DRX parameter is by described base station root
Determine according to the scheduling delay of data to be sent corresponding to described terminal.
8. according to the terminal described in claim 6 or 7, it is characterised in that also include:
Transmitting element, for being sent to base station by the dump energy information of terminal, so that described base station is according to described residue electricity
Amount information sends DRX parameter to described terminal;
Wherein, described DRX parameter includes the first thresholding, the second thresholding and/or DRX cycle.
9. a base station, it is characterised in that including:
Determine unit, for scheduling delay or the dump energy information of described terminal of the to be sent data corresponding according to terminal,
Determine DRX parameter;Wherein, described DRX parameter includes the first thresholding, the second thresholding and DRX cycle;
Transmitting element, for sending the described DRX parameter determining that unit determines to described terminal, so that described terminal is according to institute
State DRX parameter and when dormant state enters activated state, receive the situation adjustment DRX week of physical downlink control channel PDCCH data
Phase;
Wherein, the situation of described reception physical downlink control channel PDCCH data includes the first event receiving PDCCH data
Number of times, and do not receive the second event number of times of PDCCH data;
Described first thresholding for reaching described first thresholding when described terminal judges the first event times, then reduces current DRX
Cycle;
Described second thresholding for reaching described second thresholding when described terminal judges second event number of times, then increases DRX cycle.
10. the configuration system of a discontinuous reception DRX period, it is characterised in that including:
Terminal as according to any one of claim 6-8;
And as claimed in claim 9 base station.
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