CN103024875A - Method for processing cell selection and communication device using method - Google Patents
Method for processing cell selection and communication device using method Download PDFInfo
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- CN103024875A CN103024875A CN2011102866556A CN201110286655A CN103024875A CN 103024875 A CN103024875 A CN 103024875A CN 2011102866556 A CN2011102866556 A CN 2011102866556A CN 201110286655 A CN201110286655 A CN 201110286655A CN 103024875 A CN103024875 A CN 103024875A
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Abstract
The invention discloses a method for processing cell selection, which is used for a mobile device in a wireless communication system. The mobile device prepares to be converted to a second mode from a first mode. The method comprises the following steps of: judging whether the plurality of movable groups of the mobile device include at least one first cell in one position area of the wireless communication system, so as to generate a result, wherein the position area includes the first cell, and when the mobile device is converted to the first mode from the second mode, the first cell serves the mobile device; and in the case that the result indicates that the plurality of movable groups include the at least one first cell, a second cell is selected from the at least one first cell, for residing the mobile device under the second mode.
Description
Technical field
The present invention relates to a kind of method for a wireless communication system and communicator thereof, relate in particular to a kind of method and communicator thereof that is used for processing the residential quarter selection for a wireless communication system.
Background technology
Third generation mobile communication system adopts broadband demal multiplex (MUX) access (Wideband Code Division Multiple Access, WCDMA) radio access mode, the multimedia document transmission of height spectrum utilization efficiency, high coverage rate, high-quality and two-forty can be provided, and satisfy simultaneously various service quality (quality of service, QoS) requirement, the diversified transmitted in both directions service of tool flexibility is provided, and better signal quality is provided, effectively reduce communication interruption rate.In addition; whole world mobile communication system (Universal Mobile Telecommunications System; UMTS) bimodulus or multi-mode function are provided; allow a user side (User Equipment; UE) carry out inter-system handover (Inter-System Handover); such as the handover between the second generation and the third generation mobile communication system, to increase the action permeability of user side.
For Radio Resources such as service time, frequency and/or code word more efficiently, wireless communication system (such as third generation mobile communication system) can be divided into a large amount of residential quarters with a large-scale geographic area, Radio Resource can be reused in different districts, improve the service efficiency of Radio Resource.Further, wireless communication system is divided into a plurality of neighbor cells one band of position (location area) usually, its objective is in order to reduce the number of times of user side (mobile device) the executing location refresh routine (location update procedure) in moving, with the transmission that reduces control information and avoid losing and dial in phone (mobile terminated call, MT call).
For instance, please refer to Fig. 1, it is the schematic diagram of an existing wireless communication system 10.Wireless communication system 10 includes band of position LA1, LA2 and LA3.Further, band of position LA1 includes residential quarter CL_1, CL_2 and CL_3, and band of position LA2 includes residential quarter CL_4 and CL_5, and band of position LA3 includes residential quarter CL_6.When user side UE_P is in the covering scope of residential quarter CL_1, network terminal not only can be sent to the relevant information of user side UE_P residential quarter CL_1, also the relevant information of user side UE_P can be sent to other residential quarters among the LA1 of the band of position, such as residential quarter CL_2 and CL_3 etc.Therefore, when user side UE_P moved to residential quarter CL_2 from residential quarter CL_1, residential quarter CL_2 can identify user side UE_P, made the user side UE_P needn't the executing location refresh routine, can reduce the transmission of control information and avoided losing and dial in phone.On the contrary, if when user side UE_P moved to zone, position LA2 small area CL_4 from residential quarter CL_1, residential quarter CL_4 did not have the relevant information of user side UE_P, can't discriminating user end UE_P.Therefore, user side UE_P must the executing location refresh routine, providing its relevant information to residential quarter CL_4, this moment user side UE_P have the several seconds can't transceiving data and conversation.Further, if user side UE_P when mobile across several bands of position, for example move to residential quarter CL_5 from residential quarter CL_1 first, move to again residential quarter CL_6, user side UE_P may have more than 10 seconds can't transceiving data and conversation, causes user's inconvenience.
On the other hand, the signal that launch the residential quarter of user side in receiving present communication, also can receive the signal that adjacent cell is launched, and measure the signal quality that receives signal.Then, user side can be repaid signal quality to network terminal.According to the signal quality that user side is repaid, which residential quarter is network terminal can add in the active group (active sets) of user side by the indicating user end, and which residential quarter must be deleted from active group.In other words, user side can be kept an active group according to the signal quality of residential quarter, and the residential quarter that is included in the active group is the residential quarter with good signal quality, and user side can receive the service that the active group small area provides; User side also can when mobile, select these residential quarters to carry out handover (handover); Perhaps, user side can when entering idle mode (idle mode), be selected wherein a residential quarter next resident (camp).
Generally speaking, when the transmission of user side end data or voice call, can be transformed into idle mode from link pattern (connected mode), this moment, user side must select a residential quarter next resident.Existing user side can be in active group, and the residential quarter of selecting to have optimum signal quality is come resident.Yet the residential quarter with optimum signal quality may not be the residential quarter of co-located region, if user side is selected the residential quarter of the different band of position, user side can be before entering idle mode, the executing location refresh routine, and having the several seconds can't transceiving data and conversation.For instance, please refer to Fig. 2, it is the signal quality schematic diagram of the active group small area of an existing user side among Fig. 1, and wherein bold line is used for representing the signal quality of the residential quarter of service-user end.In Fig. 2, the active group of user side includes residential quarter CL_1 and CL_4, and it belongs to respectively band of position LA_1 and LA_2.User side resides at residential quarter CL_1 during prior to idle mode.Factor data transmission or voice call trigger and after entering connection mode, residential quarter CL_4 also begins the service-user end, make user side can pass through simultaneously residential quarter CL_1 and CL_4 performing data transmission or voice call, with the raising signal quality.After transfer of data or voice call end, user side can enter idle mode once again.User side is owing to reasons such as mobile or environmental turbulences at this moment, and the signal quality of residential quarter CL_4 has been better than the signal quality of residential quarter CL_1, and according to known technology, user side can be selected residential quarter CL_4, is used in idle mode resident.Yet because CL_1 and CL_4 belong to the different band of position, user side can be before entering idle mode, and executing location refresh routine, user side have the several seconds can't transceiving data and conversation.Therefore, how when entering idle mode, selecting a suitable residential quarter resident, is an important problem.
Summary of the invention
Therefore, main purpose of the present invention namely is to provide a kind of method and communicator thereof, selects for the treatment of the residential quarter of mobile device, to address the above problem.
The present invention discloses a kind of method that the residential quarter is selected of processing, be used for a wireless communication system one mobile device, described mobile device is prepared to be transformed into one second pattern from a first mode, described method includes at least one the first residential quarter in the band of position whether a plurality of active group of judging described mobile device include described wireless communication system, to produce a result, the described band of position includes one first residential quarter, when described the first residential quarter is transformed into described first mode in described mobile device from described the second pattern, serve described mobile device; And when described result indicates described a plurality of active group to include described at least one the first residential quarter, from described at least one the first residential quarter, select one second residential quarter, be used to provide described mobile device resident under described the second pattern.
Cooperate detailed description and claims of following diagram, embodiment at this, with on address other purpose of the present invention and advantage and be specified in after.
Description of drawings
Fig. 1 is the schematic diagram of an existing wireless communication system.
Fig. 2 is the signal quality schematic diagram of the active group small area of an existing user side.
Fig. 3 is the schematic diagram of the embodiment of the invention one wireless communication system.
Fig. 4 is the schematic diagram of the embodiment of the invention one communicator.
Fig. 5 is the schematic diagram that the embodiment of the invention is used for the communications protocol layers of a wireless communication system.
Fig. 6 is the schematic diagram of the embodiment of the invention one flow process.
Fig. 7 is the schematic diagram of the embodiment of the invention one flow process.
Fig. 8 is the signal quality schematic diagram of the active group small area of the embodiment of the invention one user side.
Fig. 9 is the schematic diagram of the embodiment of the invention one flow process.
Figure 10 is the signal quality schematic diagram of the active group small area of the embodiment of the invention one user side.
Wherein, description of reference numerals is as follows:
10,30 wireless communication systems
40 communicators
400 processing unit
410 storage elements
414 procedure codes
420 communication interface unit
500 radio resource control layers
502 packet data convergence protocols
504 wireless chain control layers
506 medium access control layers
508 physical layers
60,70,90 flow processs
600,602,604,606,700,702, step
704、706、708、710、712、714、
716、900、902、904、906、908、
910、912、914、916
CL_1, CL_2, CL_3, CL_4, residential quarter
CL_5、CL_6、CL_1a、CL_2a、
CL_1b、CL_2b、CL_3b、CL_4b
LA_1, LA_2, LA_3, LA_1a, the band of position
LA_2a、LA_1b、LA_2b
Embodiment
Please refer to Fig. 3, Fig. 3 is the schematic diagram of the embodiment of the invention one wireless communication system 30.Wireless communication system 30 preferably can be a third generation mobile communication system or other have the wireless communication system of similar structures, and it is comprised of a network terminal and a plurality of user side (user equipments, UEs).In Fig. 3, network terminal and user side are the structures that wireless communication system 30 is described.In third generation mobile communication system, network terminal can comprise a plurality of base stations (Node-Bs, NBs).User side can be the devices such as mobile phone, mobile computer, flat computer, e-book and portable computer system.In addition, according to transmission direction, network terminal and user side can be considered as respectively transmission end or receiving terminal.For instance, for a up link (uplink, UL), user side is transmission end and network terminal is receiving terminal; For a down link (downlink, DL), network terminal is transmission end and user side is receiving terminal.
Please refer to Fig. 4, Fig. 4 is the schematic diagram of the embodiment of the invention one communicator 40.Communicator 40 can be user side or the network terminal among Fig. 3, comprises a processing unit 400, a storage element 410 and a communication interface unit 420.Processing unit 400 can be a microprocessor or an ASIC(Application Specific Integrated Circuit) (application-specific integrated circuit, ASIC).Storage element 410 can be arbitrary data memory device, is used for storing a procedure code 414, and communicator 40 can read and program code 414 by processing unit 400.For instance, storage element 410 can be subscriber identification module (subscriber identity module, SIM), read-only internal memory (read-only memory, ROM), random access memory (random-access memory, RAM), compact disk read only collection (CD-ROM/DVD-ROM), tape (magnetic tape), hard disk (hard disk) and optical data storage device (optical data storage device) etc., and be not limited to this.Control communication interface unit 420 can be a wireless transceiver, and it is used for transmitting and reception information according to the result of processing unit 400.
Please refer to Fig. 5, Fig. 5 is that the embodiment of the invention is used for the schematic diagram of communications protocol layers that third generation mobile communication system, advanced long evolving system or other have the wireless communication system of similar structures.The behavior definable of part protocol layer reaches and carries out by processing unit 400 in procedure code 414.Protocol layer is respectively Radio Resource control (radio resource control from top to bottom, RRC) layer 500, packet data convergence protocol (packet data convergence protocol, PDCP) layer 502, Radio Link control (radio link control, RLC) layer 504, medium access control (medium access control, MAC) layer 506 and entity (physical, PHY) layer 508.Radio resource control layer 500 is for carrying out broadcasting, calling, Radio Resource control link management and measuring repayment and control.Packet data convergence protocol 502 is header compressed, encryption and integrity protection (integrity protection) of processing transmission, and keeps the pass order of package when handover (handover) occurs.Wireless chain control layer 504 is be used to cutting apart (segmentation)/serial connection (concatenation) package, and keeps the pass order of package when packet loss.Medium access control layer 506 is for mixed automatic retransfer request (hybrid automatic repeat request, HARQ) program, compound logic channel, direct access communications channels (random access channel, RACH) program and keep the up link timing alignment.Physical layer 508 is be used to providing and configure physical channel, entity uplink shared channel (physical UL shared channel for example, PUSCH), entity downlink sharied signal channel (physical DL shared channel, PDSCH), entity uplink control channel (physical UL control channel, PUCCH), and entity downlink control channel (physical DL control channel, the channel such as PDCCH), make the control information of different user end and data can low signal interference or even the situation disturbed of zero-signal under be transmitted and receive.
Please refer to Fig. 6, Fig. 6 is the flow chart of the embodiment of the invention one flow process 60.Flow process 60 is used in the user side of Fig. 3 wireless communication system 30, is used for processing the residential quarter and selects (cell selection), and described user side is prepared to be transformed into idle mode (idle mode) from connection mode (connected mode).Flow process 60 can be compiled into procedure code 414, and it comprises following steps:
Step 600: beginning.
Step 602: whether a plurality of active group of judging described user side include at least one the first residential quarter in the band of position of described wireless communication system, be used for producing a result, the described band of position includes one first residential quarter, when described the first residential quarter is transformed into described connection mode in described user side from described idle mode, serve described user side.
Step 604: when described result indicates described a plurality of active group to include described at least one the first residential quarter, from described at least one the first residential quarter, select one second residential quarter, be used to provide described user side resident in idle mode.
Step 606: finish.
When the transmission of user side end data or voice call, user side can be transformed into idle mode from connection mode.According to flow process 60, user side can judge first whether a plurality of active group (active sets) include at least one the first residential quarter in the band of position (location area), the described band of position is the band of position under the first residential quarter, and the first residential quarter is user side when being transformed into described connection mode from idle mode, the service-user end.According to the result who judges, if when a plurality of active group includes at least one the first residential quarter, user side is selected the second residential quarter from least one the first residential quarter, is used for resident in idle mode (camp).In other words, when user side is transformed into idle mode from connection mode, the belonging positions zone, residential quarter of accepting to serve when the meeting basis enters connection mode from idle mode, therefore the residential quarter that selection has co-located region in a plurality of active group does not need executing location refresh routine (location update procedure).Thus, user side can be because of the time executing location refresh routine of cost several seconds, and can't transceiving data and conversation in the process of carrying out, and causes user's inconvenience.
Should be noted, when main spirits of the present invention is that user side is transformed into idle mode from connection mode, the belonging positions zone, residential quarter of accepting to serve when entering connection mode from idle mode, selection has the residential quarter of co-located region, to avoid the executing location refresh routine, its implementation is not then limit to some extent.For instance, when the user side preparation is transformed into idle mode from connection mode, if the active group of user side include when entering connection mode from idle mode the residential quarter accepting to serve, user side can directly reside at described residential quarter, except without the executing location refresh routine, changing district more more.
Further specify, please refer to Fig. 7, Fig. 7 is the flow chart of the embodiment of the invention one flow process 70.Flow process 70 is used in the user side of Fig. 3 wireless communication system 30, is used for processing the residential quarter and selects (cell selection).Specifically, when user side leaves connection mode (step 700), if the residential quarter (step 702) that user side is judged when active group includes user side and enters connection mode from idle mode to accept to serve, user side can be confirmed whether to have the signal quality (step 704) of described residential quarter, if have the signal quality of described residential quarter, then user side can check further whether signal quality includes the measurement result (step 706) of the 1F event (Event 1F) of described residential quarter, wherein the 1F event is main common pilot channel (primary common pilot channel, P-CPICH) signal quality is lower than the event of an absolute critical value, described 1F event is to be defined in third generation affiliate to plan (the 3rd Generation Partnership Project, 3GPP) in the technical specification 25.331 (3GPP TS 25.331), be used to refer to measurement and the repayment of family end executive signal quality.If the signal quality of described residential quarter includes the measurement result of 1F event, then user side can be with (the received signal code power of received signal code power in the measurement result of 1F event, RSCP) and receive the pilot signal energy to total received energy than (EcIo) compare with the critical value of 1F event (step 708), if than being the critical value that is higher than the 1F event, then user side can select described residential quarter as residential quarter (step 710) resident in the idle mode to total received energy for received signal code power and reception pilot signal energy.In addition, if the signal quality of described residential quarter does not include the measurement result of 1F event, then user side can continue to check whether signal quality includes the measurement result (step 712) of the 2D event of described residential quarter (Event 2D), wherein the 2D event is to use at present the estimated signal quality of midband to be lower than the event of a critical value, described 2D event also is defined in third generation affiliate and plans in the technical specification 25.331, is used to refer to measurement and the repayment of family end executive signal quality.Similarly, if the signal quality of described residential quarter includes the measurement result of 2D event, then user side can and receive the pilot signal energy to total received energy compare than with the critical value of 2D event (step 714) with received signal code power in the measurement result of 2D event, if than being the critical value that is higher than the 2D event, then user side can select described residential quarter as residential quarter (step 710) resident in the idle mode to total received energy for received signal code power and reception pilot signal energy.On the other hand, when user side does not have the measurement result of the 1F event of described residential quarter and 2D event, perhaps user side has the measurement result of 1F event and 2D event, but measurement result is when being lower than critical value, then user side can be in active group, selection has the residential quarter of optimum signal quality, be used in idle mode resident, and executing location area update program.
In other words, according to flow process 70, the residential quarter of when the user side selection enters connection mode from idle mode, accepting to serve, with as before the residential quarter resident in the idle mode, still can confirm first the signal quality of described residential quarter, avoiding in order to keep the identical band of position, and reside at the residential quarter that user side can't be kept idle mode, be that user side can be because signal quality be excessively poor, and lose and the contacting of residential quarter.Signal quality in described residential quarter can't reach under the situation of preassigned, and user side just can be in active group, selects residential quarter with optimum signal quality, be used in idle mode resident, and executing location area update program.
Please refer to Fig. 8, it is the signal quality schematic diagram of the active group small area of the embodiment of the invention one user side, is used for illustrating flow process 70.In Fig. 8, user side is in connection mode, and active group includes residential quarter CL_1a and CL_2a, and it belongs to respectively band of position LA_1a and LA_2a, and wherein bold line is used for representing the signal quality of the residential quarter of service-user end.Specifically, user side resides at residential quarter CL_1a during prior to idle mode.Factor data transmission or voice call trigger and after entering connection mode, residential quarter CL_2a also begins the service-user end, make user side can pass through simultaneously residential quarter CL_1a and CL_2a performing data transmission or voice call, with the raising signal quality.After transfer of data or voice call end, user side can enter idle mode once again.User side is owing to reasons such as mobile or environmental turbulences at this moment, and the signal quality of residential quarter CL_2a has been better than the signal quality of residential quarter CL_1a.According to flow process 70, if the signal quality of residential quarter CL_1a reaches preassigned, user side can select residential quarter CL_1a resident in idle mode, to avoid executing location area update program.
Therefore, can be in the handoff procedure of connection mode and idle mode compared to known technology, executing location area update program continually can can't transceiving data and conversation.Meeting of the present invention reaches under the situation of preassigned at the signal quality of the residential quarter that enters the service accepted the connection mode from idle mode, continues to reside at described residential quarter, can solve the problem that known technology produces.
On the other hand, the belonging positions zone, residential quarter that user side can be accepted to serve when entering connection mode from idle mode is selected residential quarter with co-located region, and in wherein selecting the residential quarter with optimum signal quality, is used in idle mode resident.In this case, user side not only can reside at the residential quarter with better signal quality, also can be without the executing location refresh routine.
Further specify, please refer to Fig. 9, Fig. 9 is the flow chart of the embodiment of the invention one flow process 90.Flow process 90 is used in the user side of Fig. 3 wireless communication system 30, is used for processing the residential quarter and selects (cell selection).When user side leaves connection mode (step 900), the belonging positions zone, residential quarter of accepting to serve when entering the line mould from idle mode, user side can be prior to selecting at least one residential quarter (step 902) with co-located region in the active group, in described at least one residential quarter, select the residential quarter (step 904) with optimum signal quality again.Step 906～916th is same as respectively step 706～716, therefore be not repeated herein.In simple terms, user side can be confirmed the signal quality of described residential quarter, avoiding in order to keep the identical band of position, and resides at the residential quarter that user side can't be kept idle mode, and namely user side can be because signal quality be excessively poor, and loses and the contacting of residential quarter.In addition, can't reach signal quality or the active group that preassigned (i.e. the signal quality of residential quarter that expression belongs to co-located region all can't reach preassigned), user side do not have each residential quarter in described at least one residential quarter at described signal quality with residential quarter of optimum signal quality does not include under the situation of described at least one residential quarter, user side just can be in active group, selection has the residential quarter of optimum signal quality, be used in idle mode resident, and executing location area update program.In other words, in the belonging positions zone, residential quarter that user side can't be accepted to serve when entering connection mode from idle mode, in active group, select the residential quarter with co-located region, and the signal quality of described residential quarter reaches under the situation of preassigned, user side just can be in active group, selection has the residential quarter of optimum signal quality, be used in idle mode resident, and executing location area update program.
Compared to flow process 70, flow process 90 is that the residential quarter belonging positions of accepting to serve according to time that enters connection mode from idle mode is regional, at least one residential quarter that selection has co-located region in active group, and in wherein selecting the residential quarter with optimum signal quality, be used in idle mode resident.Therefore, the residential quarter that flow process 90 can further solve when idle mode enters connection mode to accept to serve is because deleted from active group, or its signal quality do not reach preassigned, makes user side select the residential quarter of the different band of position to come resident problem.
Please refer to Figure 10, it is the signal quality schematic diagram of the active group small area of the embodiment of the invention one user side, is used for illustrating flow process 90.In Figure 10, user side is in connection mode, and active group only includes band of position LA_1b and LA_2b small area.Further, band of position LA_1b includes residential quarter CL_1b and CL_2b and added afterwards the residential quarter CL_3b of active group, and band of position LA_2b includes residential quarter CL_4b, and wherein bold line is used for representing the signal quality of the residential quarter of service-user end.Specifically, user side resides at residential quarter CL_1b during prior to idle mode.Factor data transmission or voice call trigger and after entering connection mode, residential quarter CL_2b, residential quarter CL_4b and residential quarter CL_3b after a while also begin the service-user end, make user side can pass through simultaneously residential quarter CL_2b, CL_2b and CL_3b performing data transmission or voice call, to improve signal quality.After transfer of data or voice call end, user side can enter idle mode once again.According to flow process 90, user side can be selected the residential quarter CL_3b with optimum signal quality first from the LA_1b of the band of position, and whether the signal quality that reexamines residential quarter CL_3b reaches preassigned.If the signal quality of residential quarter CL_3b reaches preassigned, user side can reside at residential quarter CL_3b in idle mode, to avoid executing location area update program.
As previously mentioned, known technology can be in the handoff procedure of connection mode and idle mode, and executing location area update program continually may therefore can't transceiving data and conversation.In comparison, the belonging positions zone, residential quarter of accepting to serve when meeting basis of the present invention enters connection mode from idle mode, the residential quarter that in active group, has optimum signal quality in the selection co-located region, not only can solve the problem that known technology produces, also can make user side reside at the better residential quarter of signal quality.
Should be noted, user side can be according to periodically measuring or according to a request of network terminal, the measurement result that obtains above-described signal quality and comprise is not limited to this.In addition, be used for judging whether the signal quality of residential quarter meets the measurement of preassigned, also be not limited to the measurement result of employed 1F event and 2D event in flow process 70 and 90, as long as can be used for judging the signal quality of residential quarter.On the other hand, the present invention judges the signal quality of residential quarter with two measurement results in flow process 70 and 90, in fact, can increase or reduce the quantity of measurement result according to system requirements and the user side reducing power for signal, also is not limited to this.
Aforesaid all flow processs and step (comprising proposed steps) can realize by device, device can be hardware, firmware (be the combination of hardware unit and computer instruction and data, and computer instruction and data belonging to the read-only software on the hardware unit) or electronic system.Hardware can be analogy micro-computer circuit, digital micro-computer circuit, hybrid micro-computer circuit, microcomputer wafer or silicon wafer.Electronic system can be SoC (system on chip, SOC), system in package (system in package, SiP), embedded computer (computer on module, COM) and communicator 20.
In sum, the invention provides the method for the residential quarter selection of wireless communication system, when being used for being transformed into idle mode in user side from connection mode, according to the belonging positions zone, residential quarter that enters the service accepted the connection mode from idle mode, the residential quarter that selection has co-located region in active group, to avoid the executing location refresh routine, reach the transmission that reduces control information and avoid losing the purpose of dialling in phone.
The above only is the preferred embodiments of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (16)
1. process the method that the residential quarter is selected for one kind, be used for a wireless communication system one mobile device, described mobile device is prepared to be transformed into one second pattern from a first mode, and described method includes:
Whether a plurality of active group of judging described mobile device include at least one the first residential quarter in the band of position of described wireless communication system, to produce a result, the described band of position includes one first residential quarter, when described the first residential quarter is transformed into described first mode in described mobile device from described the second pattern, serve described mobile device; And
When described result indicates described a plurality of active group to include described at least one the first residential quarter, from described at least one the first residential quarter, select one second residential quarter, be used to provide described mobile device resident under described the second pattern.
2. the method for claim 1, it is characterized in that, when described result indicates described a plurality of active group to include described at least one the first residential quarter, from described at least one the first residential quarter, select described the second residential quarter, be used to provide described mobile device resident step under described the second pattern and include:
When described result indicates described a plurality of active group to include described the first residential quarter, be described the second residential quarter with described the first cell setting.
3. method as claimed in claim 2 is characterized in that, when described result indicated described a plurality of active group to include described the first residential quarter, the step that is described the second residential quarter with described the first cell setting included:
Judge whether described mobile device has the signal quality of described the first residential quarter; And
When described mobile device has the described signal quality of described the first residential quarter, and the described signal quality of described the first residential quarter is when being higher than a critical value, is described the second residential quarter with described the first cell setting.
4. method as claimed in claim 3 is characterized in that, described method also includes:
When described mobile device does not have the described signal quality of described the first residential quarter, be described the second residential quarter with a cell setting that has optimum signal quality in described a plurality of active group.
5. method as claimed in claim 3 is characterized in that, described method also includes:
Described signal quality when described the first residential quarter is when being lower than described critical value, is described the second residential quarter with a cell setting that has optimum signal quality in described a plurality of active group.
6. method as claimed in claim 3 is characterized in that, described mobile device is measured the signal quality of a residential quarter according to a request of described network terminal.
7. method as claimed in claim 3, it is characterized in that, the received signal code power and one that described signal quality includes the 1F event receives the pilot signal energy to total received energy ratio, or a received signal code power and that includes the 2D event receives the pilot signal energy to total received energy ratio, and wherein said 1F event and described 2D event are to be defined in third generation affiliate to plan in the technical specification 25.331.
8. method as claimed in claim 7 is characterized in that, described critical value is a critical value of described 1F event or a critical value of described 2D event.
9. the method for claim 1, it is characterized in that, when described result indicates described a plurality of active group to include described at least one the first residential quarter, from described at least one the first residential quarter, select described the second residential quarter, be used to provide described mobile device resident step under described the second pattern and include:
Select at least one the second residential quarter from described at least one the first residential quarter, wherein said mobile device has the signal quality of each residential quarter in described at least one the second residential quarter;
According to the described signal quality of each residential quarter described in described at least one the second residential quarter, from described at least one the second residential quarter, select the residential quarter with optimum signal quality; And
Signal quality when described residential quarter is when being higher than a critical value, is described the second residential quarter with described cell setting.
10. method as claimed in claim 9 is characterized in that, described method also includes:
The described signal quality that has the described residential quarter of optimum signal quality in described at least one the second residential quarter is when being lower than described critical value, is described the second residential quarter with a cell setting that has optimum signal quality in described a plurality of active group.
11. method as claimed in claim 9 is characterized in that, described mobile device is measured the signal quality of a residential quarter according to a request of described network terminal.
12. method as claimed in claim 9, it is characterized in that, the received signal code power and one that described signal quality includes the 1F event receives the pilot signal energy to total received energy ratio, or a received signal code power and that includes the 2D event receives the pilot signal energy to total received energy ratio, and wherein said 1F event and described 2D event are to be defined in third generation affiliate to plan in the technical specification 25.331.
13. method as claimed in claim 12 is characterized in that, described critical value is a critical value of described 1F event or a critical value of described 2D event.
14. the method for claim 1 is characterized in that, described method also includes:
When described result indicates described a plurality of active group not include in the described band of position arbitrary residential quarter, be described the second residential quarter with a cell setting that has optimum signal quality in described a plurality of active group.
15. the method for claim 1 is characterized in that, described method also includes:
When described mobile device does not have the signal quality of arbitrary residential quarter in described at least one the first residential quarter, be described the second residential quarter with a cell setting that has optimum signal quality in described a plurality of active group.
16. the method for claim 1 is characterized in that, described first mode is a connection mode, and described three-mode and described the second pattern are idle modes.
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| CN101123823A (en) * | 2007-09-04 | 2008-02-13 | 华为技术有限公司 | A cell selection method, network system and related device |
| CN101188858A (en) * | 2006-11-23 | 2008-05-28 | 华为技术有限公司 | Location update method and system |
| WO2009099362A1 (en) * | 2008-02-08 | 2009-08-13 | Telefonaktiebolaget L M Ericsson (Publ) | Method and user equipment in a communication network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101188858A (en) * | 2006-11-23 | 2008-05-28 | 华为技术有限公司 | Location update method and system |
| CN101123823A (en) * | 2007-09-04 | 2008-02-13 | 华为技术有限公司 | A cell selection method, network system and related device |
| WO2009099362A1 (en) * | 2008-02-08 | 2009-08-13 | Telefonaktiebolaget L M Ericsson (Publ) | Method and user equipment in a communication network |
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