CN102369760B - Cell switching method, base station, user device and communication system - Google Patents
Cell switching method, base station, user device and communication system Download PDFInfo
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- CN102369760B CN102369760B CN201180001727.6A CN201180001727A CN102369760B CN 102369760 B CN102369760 B CN 102369760B CN 201180001727 A CN201180001727 A CN 201180001727A CN 102369760 B CN102369760 B CN 102369760B
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- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000004891 communication Methods 0.000 title claims abstract description 33
- 238000005259 measurement Methods 0.000 claims abstract description 162
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000001960 triggered effect Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 13
- 230000009471 action Effects 0.000 description 3
- 238000013468 resource allocation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000021186 dishes Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
Abstract
The embodiment of the invention discloses a cell switching method, a base station, a user device and a communication system, relating to the communication technology field, and solving the problems in the prior art that the user device can not receive a switching order caused by the reduction in signal quality at a source base station side when the cell is switched, and after that, the source base station initiates a user release to cause a drop call. The method comprises the steps of using the base station to receive a first measurement report reported by the user device UE and issue a first switching order to the UE; using the base station to receive a second measurement report reported by the UE, wherein, the second measurement report is a report reported when the UE does not receive the first switching order; using the base station to cancel a switching flow triggered by the first measurement report according to the second measurement report; using the base station to judge whether to issue a second switching order to the UE after the UE is carried out the cell switching according to the second measurement report. The cell switching method, the base station, the user device and the communication system of the invention are suitable for carrying out switching for the cell to which the user device belongs.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of cell switching method, base station, subscriber equipment and communication system.
Background technology
Using UE (the User Equipment of network service, subscriber equipment) Cong Yige community moves to another community, or due to reasons such as the adjustment of wireless transmission service load quantity, activation manipulation maintenance, equipment faults, in order to guarantee the continuity of communication and the quality of service, system will be transferred to the communication link of GaiUEYu Yuan community on Xin community, and this process is switched exactly.
In handoff procedure, base station can send and measure configuration to UE.UE receives and measures after configuration, measures and to base station, sends measurement report, and whether the measurement report decision-making that base station can report by UE carries out community switches, and after base station judgement needs to switch, issues switching command by eating dishes without rice or wine, and triggers UE and switches.
In the prior art, in cell switch process, easily cause conversation loss, affect user's communication quality.
Summary of the invention
The invention provides a kind of cell switching method, base station, subscriber equipment and communication system, can guarantee the continuity of user's communication, promote user's communication quality.
One aspect of the present invention provides a kind of cell switching method, comprising:
Base station receives the first measurement report that UE reports, and to described UE, issues the first switching command;
Described base station receives the second measurement report that described UE reports, if described the second measurement report is described UE, reports while not receiving described the first switching command;
The switching flow that described the first measurement report triggers, according to described the second measurement report, is cancelled in base station;
Described base station is judged described UE is carried out, after the switching of community, to described UE, issuing the second switching command according to described the second measurement report.
The present invention provides again a kind of cell switching method on the other hand, comprising:
UE sends the first measurement report to base station;
If described UE does not receive the first switching command that described base station sends, to described base station, report the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station;
Described UE receives the second switching command that described base station sends, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described UE is carried out after switch community sending;
Described UE carries out community switching according to described the second switching command.
The present invention also provides a kind of base station on the other hand, comprising:
Transceiver, the first measurement report reporting for receiving UE, issues the first switching command to described UE; Receive the second measurement report that UE reports, if described the second measurement report is described UE, report while not receiving described the first switching command; And according to the indication of processor, to described UE, issue the second switching command;
Processor, if receive for described transceiver the second measurement report that described UE reports, cancels the switching flow that described the first measurement report triggers; And judging described UE is carried out after the switching of community according to described the second measurement report, indicate described transceiver to issue switching command to UE.
The present invention also provides a kind of subscriber equipment on the other hand, comprising:
Reflector, for send the first measurement report to base station, and when receiver does not receive the first switching command of described base station transmission, to described base station, sending the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station;
Receiver, the second switching command sending for receiving described base station, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described UE is carried out after switch community sending;
Processor, carries out community switching for the switching command receiving according to described receiver.
The present invention also provides a kind of communication system that comprises above-mentioned base station and subscriber equipment on the other hand.
The cell switching method that the embodiment of the present invention provides, base station, subscriber equipment and communication system, base station receives the first measurement report of reported by user equipment UE, to described UE, issues the first switching command; Described base station receives the second measurement report that described UE reports, if described the second measurement report is described UE, reports while not receiving described the first switching command; The switching flow that described the first measurement report triggers, according to described the second measurement report, is cancelled in base station; Described base station is judged described UE is carried out, after the switching of community, to described UE, issuing the second switching command according to described the second measurement report.Compared with prior art, if the embodiment of the present invention can be when subscriber equipment not be received the first switching command, continuation reporting measurement reports, according to described the second measurement report, cancel the switching flow that described the first measurement report triggers, avoid base station to initiate user and discharged flow process, cause conversation loss, according to described the second measurement report, judge and continue described UE to switch, thereby the continuity of assurance user's communication promotes user's communication quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
A kind of cell switching method flow chart that Fig. 1 provides for the embodiment of the present invention;
The another kind of cell switching method flow chart that Fig. 2 provides for the embodiment of the present invention;
Another cell switching method flow chart that Fig. 3 provides for the embodiment of the present invention three;
The architecture of base station schematic diagram that Fig. 4, Fig. 5 provide for the embodiment of the present invention;
The user device architecture schematic diagram that Fig. 6 provides for the embodiment of the present invention.
Embodiment
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 clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
For making the advantage of technical solution of the present invention clearer, below in conjunction with drawings and Examples, the present invention is elaborated.
The technical scheme that the embodiment of the present invention provides can be applied to various cordless communication networks, code division multiple access (Code Division Multiple Access for example, CDMA), time division multiple access (Time division multiple access, TDMA), frequency division multiple access (Frequency Division Multiple Access, FDMA), OFDM (Orthogonal frequency-division multiple access, OFDMA), single-carrier frequency division multiple access (single carrier FDMA, SC-FDMA) and other network etc.Term " network " and " system " can be replaced mutually.Cdma network for example can be realized wireless universal land access (universal terrestrial radio access, UTRA), and skill that CDMA2000 etc. are wireless not UTRA can comprise the distortion of CDMA (WCDMA) and other CDMA.CDMA2000 can cover interim standard (Interim Standard, IS) 2000 (IS-2000), IS-95 and IS-856 standard.TDMA network can be realized for example wireless technology such as global system for mobile communications (global system for mobile communication, GSM).OFDMA network can be realized such as the wireless land access of evolved universal (evolved UTRA, E-UTRA), super mobile broadband (ultra mobile broadband, UMB), IEEE 802.11 (Wi-Fi), IEEE 802.16 (WiMAX), the wireless technologys such as IEEE 802.20, Flash OFDMA.UTRA and E-UTRA are UMTS and UMTS evolution version.3GPP is the redaction of using the UMTS of E-UTRA at Long Term Evolution (long term evolution, LTE) and LTE senior (LTEAdvanced, LTE-A).UTRA, E-UTRA, UMTS, LTE, LTE-A and GSM be description on the books in the document of 3GPP normal structure.CDMA2000 and UMB be description on the books in the document of 3GPP2 normal structure.The technology that the embodiment of the present invention is described also can be applied in wireless network and wireless technology described above.
In embodiments of the present invention, base station (base station, BS) can be and subscriber equipment (user equipment, UE) or other communication site, as relay, the website communicating, base station can provide the communication overlay of specific physical region.One or more communities can be supported in base station.
In embodiments of the present invention, UE can be distributed in whole wireless network, and each UE can be static state or mobile.UE can be called terminal (terminal), travelling carriage (mobile station), subscriber unit (subscriber unit), platform (station) etc.UE can be cell phone (cellular phone), personal digital assistant (personal digital assistant, PDA), radio modem (modem), Wireless Telecom Equipment, handheld device (handheld), kneetop computer (laptop computer), cordless telephone (cordless phone), wireless local loop (wireless local loop, WLL) platform etc.
As shown in Figure 1, the present embodiment provides a kind of cell switching method, and described method comprises:
101, base station receives the first measurement report that UE reports, and to described UE, issues the first switching command.
102, described base station receives the second measurement report that described UE reports, if described the second measurement report is described UE, reports while not receiving described the first switching command.
103, the switching flow that described the first measurement report triggers, according to described the second measurement report, is cancelled in base station.
104, described base station is judged described UE is carried out, after the switching of community, to described UE, issuing the second switching command according to described the second measurement report.
In embodiments of the present invention, if community switching is not carried out to described UE according to described the second measurement report judgement in described base station, described base station can be without issue described the second switching command to described UE.
In embodiments of the present invention, the switching flow that described the first measurement report of described cancellation triggers can comprise:
To target BS, send handover cancelling (handover cancel) order, the switching flow triggering for cancelling the first measurement report, target BS is after receiving described handover cancelling order, can be released to UE and switch the interface-free resources of preparing, for example can comprise Target Cell Identifier, carrier frequency, up-downgoing resource allocation information, or the information such as Cell Radio Network Temporary Identifier/Identity, Cell-RNTI.Described source base station can also discharge the forwarding data of described UE, and described forwarding data can comprise the basic configuration parameter of the UE that source base station provides when target BS sends handover request.
As shown in Figure 2, the present embodiment provides another kind of cell switching method, and described method comprises:
201, UE sends the first measurement report to base station.
If 202, described UE does not receive the first switching command that described base station sends, to base station, report the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station.
203, described UE receives the second switching command that described base station sends, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described UE is carried out after switch community sending.
204, described UE carries out community switching according to described the second switching command.
Wherein, UE, after receiving the second switching command, stops uploading measurement report to described base station.
Wherein, the information that described the first measurement report comprises with described the second measurement report can be identical; Or the information that described the first measurement report comprises with described the second measurement report is can part identical.The information that described the first switching command comprises with described the second switching command can be identical; Or the information that described the first switching command comprises with described the second switching command is can part identical.
The cell switching method that the embodiment of the present invention provides, the first measurement report that base station reports according to UE issues the first switching command to described UE, triggers and switches action.If the signal quality variation of cell-of-origin, now UE may not receive described the first switching command, UE can continue to send measurement report to UE, the second measurement report for example, base station is after receiving the second measurement report of UE transmission, can cancel the uncompleted switching action of the first switching command, and can determine whether described UE to switch according to described the second measurement report, if determine UE switched, can issue the second switching command to described UE, thereby this UE can carry out community switching according to described the second switching command.Compared with prior art, if the embodiment of the present invention can be when subscriber equipment not be received the first switching command, continuation reporting measurement reports, cancel the switching flow that described the first measurement report triggers, can avoid UE to continue to send measurement report, the power consumption of having saved resource and UE.And base station can be by issuing the second switching command, continuation is switched UE, UE is switched to Target cell, avoided base station in prior art not receive that for UE the measurement report that the follow-up supervention of the first switching command send does not process, and cause base station to initiate user, discharge flow process, conversation loss, thus the continuity of assurance user's communication promotes user's communication quality.
As shown in Figure 3, the present embodiment provides a kind of cell switching method, and described method comprises:
301, UE reports the first measurement report to source base station.
For example, the measurement configuration that UE can send according to source base station is measured, and then, to described source base station reporting measurement reports, this measurement report can be denoted as the first measurement report.
302, to Target cell, residing target BS sends handover request to described source base station.
The first measurement report that described source base station can report according to UE carries out switch decision (handover decision), be confirmed whether this UE to switch, if confirm, need to switch this UE, can send handover request by residing target BS to described Target cell.
303, target BS sends Handover Request Acknowledge to source base station.
Described target BS can pass through Handover Request Acknowledge, and by the Target Cell Identifier switching for UE, carrier frequency, up-downgoing resource allocation information, or the information such as Cell Radio Network Temporary Identifier/Identity, Cell-RNTI sends to source base station.
304, source base station issues the first switching command to described UE.
Described source base station, after receiving the Handover Request Acknowledge of described target BS transmission, can send switching command to described UE, can be denoted as the first switching command.
If 305 described UE do not receive described the first switching command, to described source base station, report the second measurement report.
If the signal quality variation of the community at the current place of described UE, does not receive the switching command that described source base station sends, described UE continues to send measurement report to source base station, can be denoted as the second measurement report.The measurement report that described the second measurement report can obtain for UE after remeasuring, also the measurement report that pre-test obtains for it, the first measurement report for example, therefore, the information that described the second measurement report comprises can be identical with described the first measurement report, or can part identical.
306, source base station, according to described the second measurement report, carries out switch decision.
Described source base station, after receiving the second measurement report, carries out switch decision, judges whether described UE is carried out to community switching.
307, source base station is cancelled the switching flow that described the first measurement report triggers.
Described source base station is cancelled the switching flow that described the first measurement report triggers, can comprise: to target BS, send handover cancelling order, the switching flow triggering for cancelling the first measurement report, target BS is after receiving described handover cancelling order, can be released to UE and switch the interface-free resources of preparing, for example can comprise Target Cell Identifier, carrier frequency, up-downgoing resource allocation information, or the information such as Cell Radio Network Temporary Identifier/Identity, Cell-RNTI.Described source base station can discharge the forwarding data of described UE, the basic configuration parameter of the UE that described forwarding data provides for source base station when target BS sends handover request.
In embodiments of the present invention, described step 306 and step 307 can not have the restriction of step order, and for example, also can first perform step 307 and perform step again 306, or, can perform step 306 and step 307 simultaneously.
308, source base station issues the second switching command to described subscriber equipment.
If described source base station carries out switch decision according to described the second measurement report, after determining described UE being switched, can send switching command to described UE, this switching command can be denoted as the second switching command.The information that this second switching command comprises with described the first switching command can be identical, also can part identical.
Described UE, after receiving described the second switching command, can carry out community switching.
The method providing according to the embodiment of the present invention, if can be when UE receive the first switching command, continuation reporting measurement reports, cancel described the first switching command uncompleted first and switch action, can avoid UE to continue to send measurement report, the power consumption of having saved resource and UE.And base station can be by issuing the second switching command, continuation is switched UE, UE is switched to Target cell, avoided base station in prior art not receive that for UE the measurement report that the follow-up supervention of the first switching command send does not process, and cause base station to initiate user, discharge flow process, conversation loss, thus the continuity of assurance user's communication promotes user's communication quality.
The cell switching method providing corresponding to the invention described above embodiment, as shown in Figure 4, the embodiment of the present invention provides a kind of base station, the method that this base station can provide for realizing the invention described above embodiment, described base station can comprise:
Transceiver 41, the first measurement report reporting for receiving UE, issues the first switching command to described UE; Receive the second measurement report that UE reports, if described the second measurement report is described UE, reports and according to the indication of processor 42, to described UE, issue the second switching command while not receiving described the first switching command.
Processor 42, if receive for described transceiver 41 the second measurement report that described UE reports, cancels the switching flow that described the first measurement report triggers; And judging described UE is carried out after the switching of community according to described the second measurement report, indicate described transceiver 41 to issue switching command to UE.
Wherein, if described transceiver receives the second measurement report that described UE reports, when cancelling the switching flow of described the first measurement report triggering, as shown in Figure 5, described processor 42 comprises:
Handover cancelling command unit 422, for sending handover cancelling order to described target BS, described handover cancelling order is used to indicate target BS and cancels the switching flow that the first measurement report triggers.
Described processor 42 can also comprise releasing unit 421, for discharging the forwarding data of described UE, and the basic configuration parameter of the UE that described forwarding data provides for source base station when target BS sends handover request.
The base station that the embodiment of the present invention provides, the first measurement report that transceiver 41 reports according to UE issues the first switching command to described UE; Transceiver 41 receives the second measurement report that UE report, if described the second measurement report is described UE, reports while not receiving described the first switching command; If described transceiver 41 receives the second measurement report that described UE reports, processor 42 is cancelled the switching flow that described the first measurement report triggers; And judging described UE is carried out after the switching of community according to described the second measurement report, indicate described transceiver 41 to issue switching command to UE; Transceiver 41, according to the indication of processor 42, issues the second switching command to described UE.Compared with prior art, the embodiment of the present invention can be cancelled the switching flow that the first measurement report triggers when UE does not receive the first switching command, can avoid UE to continue to send measurement report, the power consumption of having saved resource and UE.And base station can be by issuing the second switching command, continuation is switched UE, UE is switched to Target cell, avoided base station in prior art not receive that for UE the measurement report that the follow-up supervention of the first switching command send does not process, and cause base station to initiate user, discharge flow process, conversation loss, thus the continuity of assurance user's communication promotes user's communication quality.
As shown in Figure 6, the present embodiment provides a kind of subscriber equipment, and described subscriber equipment comprises:
Reflector 51, for send the first measurement report to base station, and when receiver 52 does not receive the first switching command of described base station transmission, to described base station, sending the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station.
Receiver 52, the second switching command sending for receiving described base station, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described UE is carried out after switch community sending.
Processor 53, carries out community switching for the switching command receiving according to described receiver 52.
Wherein, described receiver 52 receives after the second switching command, and described reflector 51 can stop uploading measurement report to described base station.
The subscriber equipment that the embodiment of the present invention provides, reflector 51 sends the first measurement report to base station, and when receiver 52 does not receive the first switching command of described base station transmission, to described base station, send the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station; Receiver 52 receives the second switching command that described base station sends, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described UE is carried out after switch community sending; The switching command that processor 53 receives according to described receiver 52 carries out community switching.Compared with prior art, the embodiment of the present invention can be cancelled the switching flow that the first measurement report triggers when UE does not receive the first switching command, can avoid UE to continue to send measurement report, the power consumption of having saved resource and UE.And base station can be by issuing the second switching command, continuation is switched UE, UE is switched to Target cell, avoided base station in prior art not receive that for UE the measurement report that the follow-up supervention of the first switching command send does not process, and cause base station to initiate user, discharge flow process, conversation loss, thus the continuity of assurance user's communication promotes user's communication quality.
The above-mentioned embodiment of the method providing can be provided in the base station that the embodiment of the present invention provides, and concrete function is realized and referred to the explanation in embodiment of the method, does not repeat them here.The cell switching method that the embodiment of the present invention provides, base station and subscriber equipment go for the community at subscriber equipment place to switch, but are not limited only to this.
The embodiment of the present invention also provides a kind of communication system, can comprise base station and UE.This communication system can realize as Fig. 1,2 or Fig. 3 as shown in the cell switching method that provides of illustrated embodiment, base station in this communication system can be with reference to the base station providing embodiment illustrated in fig. 4, UE in this communication system can, with reference to the UE that embodiment provides as shown in Figure 6, not repeat at this one by one.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, to come the hardware that instruction is relevant to complete by computer program, described program can be stored in a computer read/write memory medium, this program, when carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1. a cell switching method, is characterized in that, comprising:
Base station receives the first measurement report of reported by user equipment UE, to described UE, issues the first switching command;
Described base station receives the second measurement report that described UE reports, if described the second measurement report is described UE, reports while not receiving described the first switching command;
The switching flow that described the first measurement report triggers, according to described the second measurement report, is cancelled in base station;
Described base station is judged described UE is carried out, after the switching of community, to described UE, issuing the second switching command according to described the second measurement report;
Described base station is judged and described UE is not carried out after the switching of community according to described the second measurement report, refuses to issue described the second switching command to described UE.
2. method according to claim 1, is characterized in that, the switching flow that described the first measurement report of described cancellation triggers comprises:
Base station sends handover cancelling order to target BS, and described handover cancelling order is used to indicate described target BS and cancels the switching flow that described the first measurement report triggers.
3. method according to claim 2, is characterized in that, the switching flow that described the first measurement report of described cancellation triggers also comprises:
Base station discharges the forwarding data of described UE.
4. a cell switching method, is characterized in that, comprising:
User equipment (UE) sends the first measurement report to base station;
If described UE does not receive the first switching command that described base station sends, to described base station, report the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station;
Described UE receives the second switching command that described base station sends, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described UE is carried out after switch community sending;
Described UE carries out community switching according to described the second switching command.
5. method according to claim 4, is characterized in that, also comprises:
Described UE receives after described the second switching command, stops uploading measurement report to described base station.
6. a base station, is characterized in that, comprising:
Transceiver, for receiving the first measurement report of reported by user equipment UE, issues the first switching command to described UE; Receive the second measurement report that UE reports, if described the second measurement report is described UE, report while not receiving described the first switching command; And according to the indication of processor, to described UE, issue the second switching command;
Processor, if receive for described transceiver the second measurement report that described UE reports, cancels the switching flow that described the first measurement report triggers; And judging described UE is carried out after the switching of community according to described the second measurement report, indicate described transceiver to issue switching command to UE; According to described the second measurement report, judging and described UE is not being carried out after the switching of community, refusal issues described the second switching command to described UE.
7. base station according to claim 6, is characterized in that, described processor further comprises:
Handover cancelling command unit, if receive for described transceiver the second measurement report that described UE reports, to target BS, send handover cancelling order, described handover cancelling order is used to indicate described target BS and cancels the switching flow that described the first measurement report triggers.
8. base station according to claim 7, is characterized in that, described processor also comprises:
Releasing unit, if receive for described transceiver the second measurement report that described UE reports, discharges the forwarding data of described UE.
9. a subscriber equipment, is characterized in that, comprising:
Reflector, for send the first measurement report to base station, and when receiver does not receive the first switching command of described base station transmission, to described base station, sending the second measurement report, described the first switching command is sent after receiving described the first measurement report by described base station;
Receiver, the second switching command sending for receiving described base station, described the second switching command is receiving described the second measurement report by described base station, cancel the switching flow that described the first measurement report triggers, according to described the second measurement report, judge described user equipment (UE) is carried out after switch community sending;
Processor, carries out community switching for the switching command receiving according to described receiver.
10. a communication system, is characterized in that, comprises the base station as described in as arbitrary in claim 6-8, and subscriber equipment as claimed in claim 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/079211 WO2012119433A1 (en) | 2011-08-31 | 2011-08-31 | Cell switchover method, base station, user equipment and communication system |
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| CN102369760A CN102369760A (en) | 2012-03-07 |
| CN102369760B true CN102369760B (en) | 2014-09-17 |
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| CN109792643B (en) * | 2016-09-30 | 2022-04-15 | 瑞典爱立信有限公司 | Method and apparatus for measurement-based mobility |
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| WO2010017961A1 (en) * | 2008-08-11 | 2010-02-18 | Alcatel Lucent | Handover method and apparatus in a wireless communications network |
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| CN101772104A (en) * | 2008-12-29 | 2010-07-07 | 阿尔卡特朗讯公司 | Handover method and apparatus thereof |
| CN101888675A (en) * | 2009-05-14 | 2010-11-17 | 中兴通讯股份有限公司 | Cross-base station switching method and system in long term evolution system |
| CN101577950A (en) * | 2009-06-05 | 2009-11-11 | 西安电子科技大学 | Method for enhancing handover based on cell prediction |
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