CN101932023B - The discontinuous reception method of carrier aggregation, dispatching method and device - Google Patents
The discontinuous reception method of carrier aggregation, dispatching method and device Download PDFInfo
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- CN101932023B CN101932023B CN200910139476.2A CN200910139476A CN101932023B CN 101932023 B CN101932023 B CN 101932023B CN 200910139476 A CN200910139476 A CN 200910139476A CN 101932023 B CN101932023 B CN 101932023B
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- 230000002776 aggregation Effects 0.000 title claims abstract description 33
- 238000004220 aggregation Methods 0.000 title claims abstract description 33
- 238000012544 monitoring process Methods 0.000 claims abstract description 107
- 230000004913 activation Effects 0.000 claims abstract description 64
- 239000000969 carrier Substances 0.000 claims abstract description 31
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- 230000002618 waking effect Effects 0.000 description 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The embodiment of the present invention provides a kind of discontinuous reception method of carrier aggregation, dispatching method and device, and the discontinuous reception method of described carrier aggregation comprises: the information obtaining the main member carrier in the downlink member carrier set and described downlink member carrier set of monitoring; When being in the state of activation of discontinuous reception, switch between the first listen mode and the second listen mode according to network trigger event; When performing described first listen mode, only monitor the schedule information of described main member carrier; When performing described second listen mode, monitor the schedule information of all member carriers in described set.The method balances throughput and reaches power saving object.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of discontinuous reception method of carrier aggregation, dispatching method and device.
Background technology
Mobile communication technology develops into the third generation, in order to keep long-term competitive advantage, at existing global system for mobile communications (GlobalSystemForMobileCommunication, GSM), Global land wireless access (UniversalTerrestrialRadioAccess, UTRAN), high-speed link grouping access (High-SpeedPacketAccess, on the basis of the ripeness standard such as HSPA), 3GPP organizes the standard of further carrying out Long Term Evolution (LTE) to make, in order to support wider transmission bandwidth thus throughput particularly user's throughput of raising system, introduce carrier aggregation (carrieraggregation, CA) technology, carrier aggregation refers to, one or more member carrier condenses together becomes the resource of a community, and UE (terminal, user) on one or more member carrier, transmission or the reception of data can be carried out simultaneously.
In LTE, each community has only a carrier wave, up-downgoing is shared physical channel (PDSCH and PUSCH) resource and is divided into time-frequency block, and shared by the UE under connection status all in community, whether network side is by PDCCH channel instruction UE in reception or the transmission of the enterprising row data of corresponding PDSCH or PUSCH resource, and UE needs to continue to monitor descending PDCCH to judge whether to be scheduled.In order to reduce the power consumption of UE, introduce discontinuous reception (DRX) technology under connection status further, network side optionally carries out DRX configuration (containing relevant parameter) to UE, UE only needs the monitoring carrying out PDCCH on the activationary time (activetime) of regulation, to judge whether the schedule information that there is oneself, monitoring can be stopped to be in sleep state at inactivation time UE, to reach the object of power saving.
In order to save the power consumption of UE, in prior art, under single carrier case, when not having data input and data output, UE waking up according to DRX cycle, continues to monitor a period of time, then reenters sleep state; When the PDCCH of the new transmitting and scheduling detecting oneself at moment t, UE indicates, then open high-order Active Timer, and at timer run duration, continue to monitor PDCCH; When high-order Active Timer run duration detects the PDCCH instruction of the new transmitting and scheduling of another one, then restart high-order Active Timer.If for moment t, the packet of scheduling is not correctly decoded, then UE needs to start retransmission timer, and continues the PDCCH instruction of monitoring possible retransfer scheduling at this timer run duration.If continue opening timing device, high-order Active Timer or retransmission timer are not opened, and UE can enter sleep state to be stopped monitoring, and carry out waking up according to DRX cycle or dormant alternately.
Under prior art is only applicable to single carrier case, after introducing carrier aggregation, terminal may simultaneously on one or more carrier wave by network side dynamic dispatching, like this, terminal may receive the PDCCH instruction of transmitting and scheduling over a number of carriers.If promoted according to existing technology, in active state, UE needs the PDCCH instruction of simultaneously simultaneously monitoring transmitting and scheduling over a number of carriers, and this is unfavorable for the power saving of UE.
Summary of the invention
The embodiment of the present invention provides a kind of discontinuous reception method of carrier aggregation, dispatching method and device, to realize the discontinuous reception under multicarrier environment, reaches the object of balance throughput and power saving.
On the one hand, the embodiment of the present invention provides a kind of discontinuous reception method of carrier aggregation, and described method comprises: the information obtaining the main member carrier in the downlink member carrier set and described set of monitoring; When being in the state of activation of discontinuous reception, switch between the first listen mode and the second listen mode according to network trigger event, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates; When performing described first listen mode, only monitor the schedule information of described main member carrier; When performing described second listen mode, monitor the schedule information of all member carriers in described set.
On the other hand, the embodiment of the present invention provides a kind of terminal, and described terminal comprises: carrier information acquiring unit, for obtaining the information of main member carrier in the downlink member carrier set and described set that need to monitor; Monitor control unit, for when being in the state of activation of discontinuous reception, switch between the first listen mode and the second listen mode according to network trigger event, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates; Monitoring performance element, for when performing described first listen mode, only monitoring the schedule information of described main member carrier; When performing described second listen mode, monitor the schedule information of all member carriers in described set.
Another aspect, the embodiment of the present invention provides a kind of dispatching method of carrier aggregation, and described method comprises: the information of the main member carrier in the downlink member carrier set providing needs to monitor to terminal equipment and described set; Network trigger event is sent to terminal equipment, the terminal equipment of the state of activation being in discontinuous reception is switched between the first listen mode and the second listen mode, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates; When terminal performs described first listen mode, only schedule information can be sent on described main member carrier; When terminal performs described second listen mode, in described set, all member carriers can send schedule information.
Also have on the one hand, the embodiment of the present invention provides a kind of network equipment, and described network equipment comprises: transmitting element, for providing the information of the main member carrier in the downlink member carrier set and described set that need to monitor to terminal equipment; Control unit, for sending network trigger event to terminal equipment, the terminal equipment of the state of activation being in discontinuous reception is switched between the first listen mode and the second listen mode, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates; Scheduling unit, for when terminal performs described first listen mode, only sends schedule information on described main member carrier; When terminal performs described second listen mode, in described set, all member carriers send schedule information.
The discontinuous reception method of the embodiment of the present invention and terminal, trigger UE according to network side event to switch between the first listen mode and the second listen mode, as: when UE is initially entering state of activation, but do not receive before the PDCCH instruction of any new transmitting and scheduling or multicarrier monitor the signaling of the network sides such as instruction, need to monitor main member carrier schedule information and without the need to monitoring all member carriers; After the PDCCH instruction that have received new transmitting and scheduling, after receiving the signaling of the network sides such as multicarrier monitoring instruction, " inactivitytimer " run duration or receive cancel multicarrier monitor instruction before, just all member carriers are monitored, ensure that network can dispatch UE over a number of carriers simultaneously.Therefore, the method for the present embodiment and terminal well balance throughput and reach power saving effect.
The network equipment of the embodiment of the present invention sends schedule information by multicarrier to terminal, when UE is in the first listen mode, only on main member carrier, send schedule information, and when UE is in the second listen mode, all member carriers send schedule information.This network equipment also needs to send specific network event to terminal to be carried out triggering terminal and switches between two kinds of listen modes.DRX operation under the network equipment of the embodiment of the present invention can coordinate terminal to realize carrier aggregation environment, and can Internet resources be saved.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art DRX cycle;
Fig. 2 is prior art DRX condition conversion schematic diagram;
Fig. 3 is the discontinuous reception method overall flow figure of embodiment of the present invention carrier aggregation;
Fig. 4 is the carrier aggregation DRX condition conversion schematic diagram of the first embodiment;
Fig. 5 is the DRX state timing chart corresponding with Fig. 4;
Fig. 6 is the DRX condition conversion schematic diagram under the carrier aggregation of the second embodiment;
Fig. 7 is the DRX condition conversion schematic diagram under the third optional execution mode carrier aggregation;
Fig. 8 is the theory diagram of embodiment of the present invention terminal;
Fig. 9 is the dispatching method flow chart of embodiment of the present invention carrier aggregation;
Figure 10 is the functional block diagram of embodiment of the present invention network equipment 100.
Embodiment
In existing DRX technology, in order to save the power consumption of UE, in LTE, under connection status, the DRX technical scheme of UE is as follows:
1, network side carries out DRX configuration to UE, and this configuration parameter comprises: DRX cycle, basic long DRX cycle and optional short DRX cycle, and this short DRX cycle is enabled under certain condition, and stops using after corresponding timer expiry; This configuration parameter also comprises UE and wakes up at each DRX cycle and continue to monitor the side-play amount " DRXStartOffset " of duration timer " ondurationtimer " and the unlatching of this timer; This configuration parameter also comprises after UE successfully receives the PDCCH instruction of a new transmitting and scheduling, carries out the duration timer " inactivity-timer " monitored before going to sleep; This configuration parameter also comprises data block and decodes unsuccessfully, the duration timer " drx-RetransmissionTimer " of the descending re-transmission that UE waits for.
2, UE is according to the configuration parameter of network, when ondurationtimer runs, continue to monitor PDCCH instruction, in during monitoring, if successfully do not detect that the transmitting and scheduling PDCCH of oneself indicates, then after " ondurationtimer " time-out, reenter sleep state.
If 3 UE successfully detect the PDCCH instruction of the new transmitting and scheduling of self, then start " inactivity-timer " timer, and continued to monitor PDCCH before this timer expiry.
If the decoded packet data failure of 4 descending transmissions, according to mixed automatic retransfer (HARQ) technology, in the possible descending retransfer scheduling time period, in " DRX-RetransmissionTimer " scope namely after " HARQRTT " subframe, continue to monitor.
UE configures according to DRX by prior art, needs to keep state of activation, and is defined as " activetime " the time unification that PDCCH monitors, and the time outside " activetime " is the length of one's sleep.Should " activetime " comprise " ondurationtimer ", " inactivitytimer ", the running time of " drx-retransmissiontimer " and other time that may be scheduled.The PDCCH instruction of transmitting and scheduling is merely able to send to UE in " activetime " period.Fig. 1 is the schematic diagram of prior art DRX cycle, and Fig. 2 is prior art DRX condition conversion schematic diagram.
The following precondition of method and apparatus demand fulfillment of the present embodiment: community has multiple member carrier resource, certain UE below community has the ability of simultaneously carrying out data input and data output on multiple member carrier, this UE may receive the PDCCH instruction of transmitting and scheduling on one or more member carrier (member carrier collection), this UE is configured with DRX and relevant parameter thereof, and is in connection status.
The embodiment of the present invention is that the environment of carrier aggregation provides a kind of method and terminal of multiple member carrier being carried out to discontinuous reception (DRX), and terminal monitors the schedule information of multicarrier transmission by the method.The method is that the carrier sense of UE defines two kinds of patterns, and a kind of pattern only monitors the schedule information of main member carrier, and another kind of pattern monitors the schedule information of all member carriers, and the switching of these two kinds of patterns is triggered by network side event.The requirement that the DRX method of the embodiment of the present invention and terminal can either meet power saving again can the throughput of balanced termination.
In order to coordinate the DRX method of terminal, the embodiment of the present invention additionally provides a kind of dispatching method under multicarrier environment and network equipment, comes to send schedule information to coordinate the DRX under terminal execution carrier aggregation environment to terminal.When UE is in the first listen mode, only on main member carrier, sends schedule information, and when UE is in the second listen mode, schedule information can be sent on all member carriers.This network equipment also needs to send specific network event to terminal to be carried out triggering terminal and switches between two kinds of listen modes.The DRX that dispatching method and the network equipment of the embodiment of the present invention can coordinate terminal to realize under carrier aggregation environment operates.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1:
The embodiment of the present invention provides a kind of discontinuous reception method of carrier aggregation.Fig. 3 is the discontinuous reception method overall flow figure of embodiment of the present invention carrier aggregation.As shown in Figure 3:
The information of the main member carrier in step S301, the downlink member carrier set obtaining needs monitoring and this downlink member carrier set, this downlink member carrier can be PDCCH member carrier.
Alternatively, the downlink member carrier set obtaining needs monitoring comprises: from network signal or system message, obtain the downlink member carrier set that needs are monitored; Or from network signal or system message, obtain the downlink member carrier set of community, the downlink member carrier set needing to monitor is determined according to the ability of self.
Alternatively, the information obtaining the main member carrier in described set comprises: from network signal or system message, obtain main member carrier information; Or determine main member carrier information with network negotiate.
Step S302, when being in the state of activation of discontinuous reception, to switch between the first listen mode and the second listen mode according to network trigger event.
During specific implementation, the network trigger event of the embodiment of the present invention can have polytype, and corresponding switching mode also can be different.Hereafter by illustrated in greater detail.
Step S303, when perform described first listen mode time, only monitor the schedule information of described main member carrier; When performing described second listen mode, monitor the schedule information of all member carriers in described set.
As the first optional execution mode, the network trigger event of the present embodiment can be the PDCCH instruction of a new transmitting and scheduling of instruction; The changing method of step S302 specifically comprises: when being in described state of activation and do not receive the PDCCH instruction of described new transmitting and scheduling, perform described first listen mode; When being in described state of activation and receive the PDCCH instruction of described new transmitting and scheduling, starting or restarting first timer, performing described second listen mode at first timer run duration; When described first timer time-out is also still in described state of activation, perform described first listen mode.The first timer of the present embodiment can be " inactivitytimer ".
Fig. 4 is the carrier aggregation DRX condition conversion schematic diagram of the first embodiment.Fig. 5 is the DRX state timing chart corresponding with Fig. 4.Below the sequential chart principle of Fig. 5 is described in detail:
Network needs the downlink member carrier set of monitoring by RRC signaling or MAC signaling UE; Or network by broadcast or special RRC signaling directly or indirectly notify the descending carrier resource collection of the little area carrier PDCCH of UE, then UE judges the downlink member carrier set that needs to monitor in conjunction with self the carrier number monitored and bandwidth restriction etc.
By system message or dedicated signaling, network informs that UE needs the descending main member carrier monitored; Or the descending main member carrier monitored is consulted according to UE connection establishment process, such as, to reside in before UE connection establishment on this carrier wave and to access on this carrier wave, obtain a carrier set from network again after access, the carrier wave of the now initial access of acquiescence is main member carrier.
UE under connection status alternately enters state of activation and sleep state according to DRX cycle.After UE wakes up from sleep state, before the PDCCH instruction not receiving new transmitting and scheduling, namely before " inactivitytimer " off-duty, only monitor main member carrier.UE is under the state only monitoring main member carrier, and network is merely able to the PDCCH instruction sending transmitting and scheduling on main member carrier to UE.
UE listens to up or descending new transmission PDCCH and indicates on main member carrier, then open " inactivitytimer ", at " inactivitytimer " run duration, if the transmitting and scheduling PDCCH receiving up or descending new transmission indicates, restart this timer.At " inactivitytimer " run duration, the member carrier of UE in member carrier collection carries out the monitoring of PDCCH instruction, when UE is under the state monitoring member carrier, network can send the PDCCH instruction of transmitting and scheduling on the member carrier of all monitorings to UE.
When " inactivitytimer " time-out or when losing efficacy, if also there is other activation factor, then proceed to and monitor main member carrier state, as shown in Figure 5, the position " inactivitytimer " of monitoring main member carrier member is not activated, but " ondurationtimer " starts, so UE only monitors main member carrier, otherwise enters sleep state.
As the optional execution mode of the second, the network trigger event of the present embodiment can monitor instruction for carrier set and carrier set monitors cancellation instruction; The changing method of step S302 specifically comprises: when being in described state of activation and do not receive described carrier set monitoring instruction, perform described first listen mode; When being in described state of activation and receive described carrier activation monitoring instruction, perform described second listen mode; When being in described state of activation and receive described carrier set monitoring cancellation instruction, perform described first listen mode.
Fig. 6 is the DRX condition conversion schematic diagram under the optional execution mode carrier aggregation of the second.Below the State Transferring principle of Fig. 6 is described in detail:
Network needs the downlink member carrier set of monitoring by system message or signaled UE; Or network directly or indirectly notifies this cell downlink member carrier collection of UE by system message or signaling, UE judges the downlink member carrier set needing to monitor in conjunction with self-ability;
Network needs the descending main member carrier monitored by system message or signaled UE; Or network consults the descending main member carrier needing to monitor according to UE connection establishment process and UE;
UE only monitors main member carrier when sleep state just proceeds to state of activation; UE in active state, receives carrier set and monitors instruction (signaling as physical layer or MAC), then monitor all member carriers; UE in active state, after receiving carrier set monitoring cancellation instruction (signaling of physical layer or MAC), only monitors main member carrier.
As the third optional execution mode, the network trigger event of the present embodiment can be monitored for carrier set and close instruction and carrier set monitoring unlatching instruction; The changing method of step S302 specifically comprises: when being in described state of activation and receive described carrier set monitoring closedown instruction, perform described first listen mode; When being in described state of activation and receive described carrier set monitoring unlatching instruction, perform described second listen mode.
Fig. 7 is the DRX condition conversion schematic diagram under the third optional execution mode carrier aggregation.Below the State Transferring principle of Fig. 7 is described in detail:
Network needs the downlink member carrier set of monitoring by system message or signaling UE; Or by system message or signaling directly or indirectly notify the downlink member carrier set of carrying PDCCH of UE community, UE judges the downlink member carrier set needing to monitor to network in conjunction with self-ability etc.;
The descending main member carrier that network is monitored by system message or signaling UE; Or network consults the descending main member carrier needing to monitor according to UE connection establishment process and UE;
Network is according to UE priority, the grade of service, whether the information instruction UE such as business Qos carry out multicarrier monitoring, and again can indicate (such as: if the data rate of the business need of UE request is smaller according to actual conditions, network just can indicate UE only to monitor in a less set, even just monitors on a carrier wave; If UE has applied for again the business of a high data rate afterwards, network just can tell that UE can monitor in a larger set);
Monitor closedown instruction when UE is in state of activation and receives carrier set, then only monitor main member carrier; Unlatching instruction is monitored, then all member carriers in monitoring carrier wave set when UE is in state of activation and receives carrier set.
The discontinuous reception method of the embodiment of the present invention, trigger UE according to network side event to switch between the first listen mode and the second listen mode, as: when UE is initially entering state of activation, but do not receive before the PDCCH instruction of any new transmitting and scheduling or multicarrier monitor the signaling of the network sides such as instruction, need to monitor main member carrier schedule information and without the need to monitoring all member carriers; After the PDCCH instruction that have received new transmitting and scheduling, after receiving the signaling of the network sides such as multicarrier monitoring instruction, " inactivitytimer " run duration or receive cancel multicarrier monitor instruction before, just all member carriers are monitored, ensure that network can dispatch UE over a number of carriers simultaneously.Therefore, the method for the present embodiment and terminal well balance throughput and reach power saving effect.
Embodiment 2:
The embodiment of the present invention provides a kind of terminal, and this terminal can complete discontinuous reception under the environment of carrier aggregation.Fig. 8 is the theory diagram of the present embodiment terminal.As shown in Figure 8:
The terminal 80 of the present embodiment comprises: carrier information acquiring unit 801, and for obtaining the information of main member carrier in the downlink member carrier set and described set that need to monitor, downlink member carrier refers to PDCCH member carrier; Monitoring control unit 802, for when being in the state of activation of discontinuous reception, switching between the first listen mode and the second listen mode according to network trigger event; Monitoring performance element 803, for when performing described first listen mode, only monitoring the schedule information of described main member carrier; When performing described second listen mode, monitor the schedule information of all member carriers in described set.
Alternatively, the network trigger event of the present embodiment can be the PDCCH instruction of the defeated scheduling of new biography; Described monitoring performance element 802, for when being in described state of activation and do not receive the PDCCH instruction of described new transmitting and scheduling, performs described first listen mode; When being in described state of activation and receive the PDCCH instruction of described new transmitting and scheduling first, start first timer, in first timer run duration, if again receive the PDCCH instruction of described new transmitting and scheduling, restart first timer, in during described first timer, perform described second listen mode; When described first timer time-out is also still in described state of activation, perform described first listen mode.The workflow monitoring performance element 802 in this Alternate embodiments is described in detail in embodiment 1, no longer repeats herein.
Alternatively, the network trigger event of the present embodiment can also monitor instruction and carrier set monitoring cancellation instruction for carrier set; Described monitoring performance element 802, also for when being in described state of activation and do not receive described carrier set monitoring instruction, performs described first listen mode; When being in described state of activation and receive described carrier activation monitoring instruction, perform described second listen mode; When being in described state of activation and receive described carrier set monitoring cancellation instruction, perform described first listen mode.The workflow monitoring performance element 802 in this Alternate embodiments is described in detail in embodiment 1, no longer repeats herein.
Alternatively, the network trigger event of the present embodiment can also be monitored for carrier set and close instruction and carrier set monitoring unlatching instruction; Described monitoring performance element 802, also for when being in described state of activation and receive described carrier set monitoring closedown instruction, performs described first listen mode; When being in described state of activation and receive described carrier set monitoring unlatching instruction, perform described second listen mode.The workflow monitoring performance element 802 in this Alternate embodiments is described in detail in embodiment 1, no longer repeats herein.
Alternatively, the carrier information acquiring unit 801 of the present embodiment, for obtaining the downlink member carrier set needing to monitor from network signal or system message; Or from network signal or system message, obtain the downlink member carrier set of little area carrier PDCCH, the descending member carrier collection needing to monitor is determined according to the ability of self.
Alternatively, the carrier information acquiring unit 801 of the present embodiment, also for obtaining main member carrier information from network signal or system message; Or determine main member carrier information with network negotiate.
The terminal of the embodiment of the present invention, trigger UE according to network side event to switch between the first listen mode and the second listen mode, as: when UE is initially entering state of activation, but do not receive before the PDCCH instruction of any new transmitting and scheduling or multicarrier monitor the signaling of the network sides such as instruction, need to monitor main member carrier schedule information and without the need to monitoring all member carriers; After the PDCCH instruction that have received new transmitting and scheduling, after receiving the signaling of the network sides such as multicarrier monitoring instruction, " inactivitytimer " run duration or receive cancel multicarrier monitor instruction before, just all member carriers are monitored, ensure that network can dispatch UE over a number of carriers simultaneously.Therefore, the method for the present embodiment and terminal well balance throughput and reach power saving effect.
Embodiment 3:
The present embodiment provides a kind of dispatching method of carrier aggregation, and the method matches with the discontinuous reception method of embodiment 1, to realize the discontinuous reception of terminal equipment under multicarrier environment.Fig. 9 is the dispatching method flow chart of the present embodiment carrier aggregation.As shown in Figure 9, the method comprises:
The information of the main member carrier in step S901, the downlink member carrier set providing needs to monitor to terminal equipment and described downlink member carrier set, downlink member carrier refers to PDCCH member carrier.
Step S902, to terminal equipment send network trigger event, the terminal equipment of the state of activation being in discontinuous reception is switched between the first listen mode and the second listen mode;
Step S903, when terminal perform described first listen mode time, only on described main member carrier, send schedule information; When terminal performs described second listen mode, in described set, all member carriers send schedule information.
Alternatively, the network trigger event of the present embodiment can be the PDCCH instruction of the defeated scheduling of new biography; Step S902 specifically comprises: the PDCCH instruction sending new transmitting and scheduling on main member carrier to terminal equipment, make described terminal safeguard the operation of first timer according to the PDCCH instruction of this new transmitting and scheduling, and switch between described first listen mode and described second listen mode according to timer running status.The description of the changing method detailed in Example 1 that terminal is concrete.
Alternatively, the network trigger event of the present embodiment can also monitor instruction and carrier set monitoring cancellation instruction for carrier set; Step S902 specifically comprises: send carrier set to described terminal equipment and monitor instruction, make described terminal equipment switch to described second listen mode from described first listen mode; Send carrier set to described terminal equipment and monitor cancellation instruction, make described terminal equipment switch to described first listen mode from described second listen mode.The description of the changing method detailed in Example 1 that terminal is concrete.
Alternatively, the network trigger event of the present embodiment can be monitored for carrier set and close instruction and carrier set monitoring unlatching instruction; Step S902 specifically comprises: send described carrier set to described terminal equipment and monitor closedown instruction, make described terminal equipment perform described first listen mode; Send described carrier set to described terminal equipment and monitor unlatching instruction, make described terminal equipment switch to described second listen mode from described first listen mode.The description of the changing method detailed in Example 1 that terminal is concrete.
Alternatively, the step S901 of the present embodiment comprises: send the downlink member carrier set of needs monitoring by network signal or system message to terminal equipment.Alternatively, the step S901 of the present embodiment also comprises: send main member carrier information by network signal or system message to terminal equipment; Or consult to determine main member carrier information with terminal equipment.
The dispatching method of the embodiment of the present invention sends schedule information by multicarrier to terminal, when UE is in the first listen mode, only on main member carrier, send schedule information, and when UE is in the second listen mode, all member carriers send schedule information.In the method, network equipment also needs to send specific network event to terminal and carrys out triggering terminal and switch between two kinds of listen modes.DRX operation under the dispatching method of the embodiment of the present invention can coordinate terminal to realize carrier aggregation environment, and can Internet resources be saved.
Embodiment 4:
The present embodiment provides a kind of network equipment, and this network equipment can match with the terminal of embodiment 2, realizes the discontinuous reception of terminal under carrier aggregation environment.Figure 10 is the functional block diagram of the present embodiment network equipment 100.
As shown in Figure 10, this network equipment 100 comprises: transmitting element 1001, for providing the information of main member carrier in the downlink member carrier set and described set that need to monitor to terminal equipment; Control unit 1002, for sending network trigger event to terminal equipment, makes the terminal equipment of the state of activation being in discontinuous reception switch between the first listen mode and the second listen mode; Scheduling unit 1003, for when terminal performs described first listen mode, only sends schedule information on described main member carrier; When terminal performs described second listen mode, in described set, all member carriers send schedule information.
Alternatively, the network trigger event of the present embodiment can be the PDCCH instruction of the defeated scheduling of new biography; Described control unit 1002, for sending the PDCCH instruction of new transmitting and scheduling on main member carrier to terminal equipment, makes described terminal equipment switch to described second listen mode from described first listen mode.
Alternatively, the network trigger event of the present embodiment can monitor instruction and carrier set monitoring cancellation instruction for carrier set; Described control unit 1002, also monitoring instruction for sending carrier set to described terminal equipment, making described terminal equipment switch to described second listen mode from described first listen mode; Send carrier set to described terminal equipment and monitor cancellation instruction, make described terminal equipment switch to described first listen mode from described second listen mode.
Alternatively, the network trigger event of the present embodiment can also be monitored for carrier set and close instruction and carrier set monitoring unlatching instruction; Described control unit 1002, also monitors closedown instruction for sending described carrier set to described terminal equipment, makes described terminal equipment perform described first listen mode; Send described carrier set to described terminal equipment and monitor unlatching instruction, make described terminal equipment switch to described second listen mode from described first listen mode.
Alternatively, the transmitting element 1001 of the present embodiment, for sending by network signal or system message the downlink member carrier set needing to monitor to terminal equipment.Alternatively, the transmitting element 1001 of the present embodiment, also for sending main member carrier information by network signal or system message to terminal equipment; Or consult to determine main member carrier information with terminal equipment.
The network equipment of the embodiment of the present invention sends schedule information by multicarrier to terminal, when UE is in the first listen mode, only on main member carrier, send schedule information, and when UE is in the second listen mode, all member carriers send schedule information.This network equipment also needs to send specific network event to terminal to be carried out triggering terminal and switches between two kinds of listen modes.DRX operation under the network equipment of the embodiment of the present invention can coordinate terminal to realize carrier aggregation environment, and can Internet resources be saved.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in a computer read/write memory medium, this program is when performing, performs and comprise the step of said method embodiment, and aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Above embodiment only in order to the technical scheme of the embodiment of the present invention to be described, is not intended to limit; Although be described in detail the embodiment of the present invention with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the embodiment of the present invention.
Claims (22)
1. a discontinuous reception method for carrier aggregation, is characterized in that, described method comprises:
Obtain the information of the main member carrier in the downlink member carrier set and described downlink member carrier set of monitoring;
When being in the state of activation of discontinuous reception, switch between the first listen mode and the second listen mode according to network trigger event, dissimilar network trigger event corresponds to different switching modes, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates;
When performing described first listen mode, only monitor the schedule information of described main member carrier;
When performing described second listen mode, monitor the schedule information of all member carriers in described set.
2. method according to claim 1, is characterized in that, described network trigger event is the PDCCH instruction of new transmitting and scheduling; Described when being in the state of activation of discontinuous reception, between the first listen mode and the second listen mode, carry out switching according to network trigger event and comprise:
When being in described state of activation and do not receive the PDCCH instruction of described new transmitting and scheduling, perform described first listen mode;
When being in described state of activation and receive the PDCCH instruction of described new transmitting and scheduling first, start first timer, in first timer run duration, if again receive the PDCCH instruction of new transmitting and scheduling, restart first timer, in during described first timer, perform described second listen mode;
When described first timer time-out is also still in described state of activation, perform described first listen mode.
3. method according to claim 1, is characterized in that, described network trigger event is that carrier set monitors instruction and carrier set monitors cancellation instruction; Described when being in the state of activation of discontinuous reception, between the first listen mode and the second listen mode, carry out switching according to network trigger event and comprise:
When being in described state of activation and do not receive described carrier set monitoring instruction, perform described first listen mode;
When being in described state of activation and receive described carrier activation monitoring instruction, perform described second listen mode;
When being in described state of activation and receive described carrier set monitoring cancellation instruction, perform described first listen mode.
4. method according to claim 1, is characterized in that, described network trigger event is that carrier set monitors closedown instruction and carrier set monitors unlatching instruction; Described when being in the state of activation of discontinuous reception, between the first listen mode and the second listen mode, carry out switching according to network trigger event and comprise:
When being in described state of activation and receive described carrier set monitoring closedown instruction, perform described first listen mode;
When being in described state of activation and receive described carrier set monitoring unlatching instruction, perform described second listen mode.
5. method according to claim 1, is characterized in that, described acquisition needs the downlink member carrier set of monitoring to comprise:
The downlink member carrier set needing to monitor is obtained from network signal or system message; Or
From network signal or system message, obtain the downlink member carrier set of the carrying PDCCH of community, determine the downlink member carrier set needing to monitor according to the ability of self.
6. method according to claim 1, is characterized in that, the information obtaining the main member carrier in described downlink member carrier set comprises:
Main member carrier information is obtained from network signal or system message; Or
Main member carrier information is determined with network negotiate.
7. a terminal, is characterized in that, described terminal comprises:
Carrier information acquiring unit, for obtaining the information of main member carrier in the downlink member carrier set and described downlink member carrier set that need to monitor;
Monitor control unit, for when being in the state of activation of discontinuous reception, switch between the first listen mode and the second listen mode according to network trigger event, dissimilar network trigger event corresponds to different switching modes, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates;
Monitoring performance element, for when performing described first listen mode, only monitoring the schedule information of described main member carrier; When performing described second listen mode, monitor the schedule information of all member carriers in described set.
8. terminal according to claim 7, is characterized in that, described network trigger event is the PDCCH instruction of new transmitting and scheduling;
Described monitoring performance element, for when being in described state of activation and do not receive the PDCCH instruction of described new transmitting and scheduling, performs described first listen mode; When being in described state of activation and receive the PDCCH instruction of described new transmitting and scheduling first, start first timer, in first timer run duration, if again receive the PDCCH instruction of new transmitting and scheduling, restart first timer, in during described first timer, perform described second listen mode; When described first timer time-out is also still in described state of activation, perform described first listen mode.
9. terminal according to claim 7, is characterized in that, described network trigger event is that carrier set monitors instruction and carrier set monitors cancellation instruction;
Described monitoring performance element, for when being in described state of activation and do not receive described carrier set monitoring instruction, performs described first listen mode; When being in described state of activation and receive described carrier activation monitoring instruction, perform described second listen mode; When being in described state of activation and receive described carrier set monitoring cancellation instruction, perform described first listen mode.
10. terminal according to claim 7, is characterized in that, described network trigger event is that carrier set monitors closedown instruction and carrier set monitors unlatching instruction;
Described monitoring performance element, for when being in described state of activation and receive described carrier set monitoring closedown instruction, performs described first listen mode; When being in described state of activation and receive described carrier set monitoring unlatching instruction, perform described second listen mode.
11. terminals according to claim 7, is characterized in that,
Described carrier information acquiring unit, for obtaining the downlink member carrier set needing to monitor from network signal or system message; Or from network signal or system message, obtain the carrying PDCCH downlink member carrier set of community, the downlink member carrier set needing to monitor is determined according to the ability of self.
12. terminals according to claim 7, is characterized in that,
Described carrier information acquiring unit, for obtaining main member carrier information from network signal or system message; Or determine main member carrier information with network negotiate.
The dispatching method of 13. 1 kinds of carrier aggregation, is characterized in that, described method comprises:
The information of the main member carrier in the downlink member carrier set and described downlink member carrier set needing to monitor is provided to terminal equipment;
Network trigger event is sent to terminal equipment, the terminal equipment of the state of activation being in discontinuous reception is switched between the first listen mode and the second listen mode, dissimilar network trigger event corresponds to different switching modes, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates;
When terminal performs described first listen mode, only on described main member carrier, send schedule information; When terminal performs described second listen mode, in described set, all member carriers send schedule information.
14. methods according to claim 13, is characterized in that, described network trigger event is the PDCCH instruction of new transmitting and scheduling; Described to terminal equipment transmission network trigger event, make the terminal equipment of the state of activation being in discontinuous reception between the first listen mode and the second listen mode, carry out switching and comprise:
Main member carrier sends to terminal equipment the PDCCH instruction of described new transmitting and scheduling, makes described terminal equipment switch to described second listen mode from described first listen mode.
15. methods according to claim 13, is characterized in that, described network trigger event is that carrier set monitors instruction and carrier set monitors cancellation instruction; Described to terminal equipment transmission network trigger event, make the terminal equipment of the state of activation being in discontinuous reception between the first listen mode and the second listen mode, carry out switching and comprise:
Send carrier set to described terminal equipment and monitor instruction, make described terminal equipment switch to described second listen mode from described first listen mode;
Send carrier set to described terminal equipment and monitor cancellation instruction, make described terminal equipment switch to described first listen mode from described second listen mode.
16. methods according to claim 13, is characterized in that, described network trigger event is that carrier set monitors closedown instruction and carrier set monitors unlatching instruction; Described to terminal equipment transmission network trigger event, make the terminal equipment of the state of activation being in discontinuous reception between the first listen mode and the second listen mode, carry out switching and comprise:
Send described carrier set to described terminal equipment and monitor closedown instruction, make described terminal equipment perform described first listen mode;
Send described carrier set to described terminal equipment and monitor unlatching instruction, make described terminal equipment switch to described second listen mode from described first listen mode.
17. 1 kinds of network equipments, is characterized in that, described network equipment comprises:
Transmitting element, for providing the information of main member carrier in the downlink member carrier set and described set that need to monitor to terminal equipment;
Control unit, for sending network trigger event to terminal equipment, the terminal equipment of the state of activation being in discontinuous reception is switched between the first listen mode and the second listen mode, dissimilar network trigger event corresponds to different switching modes, wherein, described network trigger event is the PDCCH instruction of new transmitting and scheduling, or described network trigger event is that carrier set monitoring indicates and carrier set monitoring cancellation indicates, or described network trigger event is that carrier set monitoring closedown indicates and carrier set monitoring unlatching indicates;
Scheduling unit, for when terminal performs described first listen mode, only sends schedule information on described main member carrier; When terminal performs described second listen mode, in described set, all member carriers send schedule information.
18. network equipments according to claim 17, is characterized in that, described network trigger event is the PDCCH instruction of new transmitting and scheduling;
Described control unit, for sending the PDCCH instruction of new transmitting and scheduling on main member carrier to terminal equipment, makes described terminal equipment switch to described second listen mode from described first listen mode.
19. network equipments according to claim 17, is characterized in that, described network trigger event is that carrier set monitors instruction and carrier set monitors cancellation instruction;
Described control unit, also monitoring instruction for sending carrier set to described terminal equipment, making described terminal equipment switch to described second listen mode from described first listen mode; Send carrier set to described terminal equipment and monitor cancellation instruction, make described terminal equipment switch to described first listen mode from described second listen mode.
20. network equipments according to claim 17, is characterized in that, described network trigger event is that carrier set monitors closedown instruction and carrier set monitors unlatching instruction;
Described control unit, also monitors closedown instruction for sending described carrier set to described terminal equipment, makes described terminal equipment perform described first listen mode; Send described carrier set to described terminal equipment and monitor unlatching instruction, make described terminal equipment switch to described second listen mode from described first listen mode.
21. network equipments according to claim 17, is characterized in that,
Described transmitting element, for sending by network signal or system message the downlink member carrier set needing to monitor to terminal equipment.
22. network equipments according to claim 17, is characterized in that,
Described transmitting element, for sending main member carrier information by network signal or system message to terminal equipment; Or consult to determine main member carrier information with terminal equipment.
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| CN200910139476.2A CN101932023B (en) | 2009-06-19 | 2009-06-19 | The discontinuous reception method of carrier aggregation, dispatching method and device |
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| CN200910139476.2A CN101932023B (en) | 2009-06-19 | 2009-06-19 | The discontinuous reception method of carrier aggregation, dispatching method and device |
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| CN102612119B (en) * | 2011-01-19 | 2014-12-10 | 华为技术有限公司 | Processing method, communication method and device |
| GB2488513B (en) * | 2011-02-04 | 2015-06-24 | Sca Ipla Holdings Inc | Telecommunication method and systen |
| WO2015113223A1 (en) * | 2014-01-28 | 2015-08-06 | 华为技术有限公司 | Channel monitoring method and device |
| JP6609252B2 (en) * | 2014-07-31 | 2019-11-20 | 株式会社Ｎｔｔドコモ | User terminal, radio base station, and radio communication method |
| CN107734705A (en) * | 2016-08-12 | 2018-02-23 | 中兴通讯股份有限公司 | The method and device of dynamic dispatching |
| US10602564B2 (en) | 2016-08-31 | 2020-03-24 | Telefonaktiebolaget Lm Ericsson (Publ) | User equipment and control channel monitoring method thereof, network node and control channel configuration and transmission method thereof |
| CN109769309B (en) * | 2017-11-09 | 2021-06-22 | 中国移动通信有限公司研究院 | Discontinuous monitoring method, device and computer readable storage medium |
| CN109803409B (en) * | 2017-11-17 | 2023-05-09 | 中国移动通信有限公司研究院 | PDCCH detection method, device and computer readable storage medium |
| CN110011752B (en) * | 2018-01-04 | 2021-10-22 | 维沃移动通信有限公司 | CQI reporting method, terminal equipment and network equipment |
| CN110167128B (en) * | 2018-02-12 | 2021-01-29 | 维沃移动通信有限公司 | Information detection method, transmission method, terminal and network equipment |
| CN110493139B (en) * | 2019-08-19 | 2023-12-12 | 惠州Tcl移动通信有限公司 | Electronic equipment working mode adjusting method and device and electronic equipment |
| KR20220071962A (en) * | 2019-09-30 | 2022-05-31 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | Signal reception method, terminal device |
| CN113038576A (en) * | 2019-12-25 | 2021-06-25 | 夏普株式会社 | Method performed by user equipment and user equipment |
| CN116321381A (en) * | 2020-04-01 | 2023-06-23 | 北京小米移动软件有限公司 | Power saving method and device for user terminal, communication equipment and storage medium |
| CN113543287B (en) * | 2020-04-17 | 2023-03-10 | 华为技术有限公司 | Method and device for monitoring physical downlink control channel |
| CN114071659A (en) * | 2020-07-30 | 2022-02-18 | 索尼公司 | Electronic device and method for wireless communication, computer-readable storage medium |
| CN111984391B (en) * | 2020-09-10 | 2023-10-27 | 哲库科技(北京)有限公司 | Task scheduling method, device, chip, terminal and storage medium |
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