CN105323726B - Autonomous switching, switching handling method and the device of terminal in cluster group - Google Patents
Autonomous switching, switching handling method and the device of terminal in cluster group Download PDFInfo
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- CN105323726B CN105323726B CN201410364655.7A CN201410364655A CN105323726B CN 105323726 B CN105323726 B CN 105323726B CN 201410364655 A CN201410364655 A CN 201410364655A CN 105323726 B CN105323726 B CN 105323726B
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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
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
- H04W36/0088—Scheduling hand-off measurements
Abstract
The present invention provides autonomous switching, switching handling method and the devices of terminal in a kind of cluster group, wherein, above-mentioned autonomous switching method includes: to be in listen the terminal of state before autonomous switching, the measurement report for Target cell is reported to network side, which carries the Target cell metrical information switched over for determining terminal；The terminal is independently switched to the Target cell by source cell after reporting the measurement report.Using above-mentioned technological means provided by the invention, it solves in the related technology, since base station (i.e. network side) can not know that terminal independently switches caused poor user experience, and the technical problems such as configuration information amount of frequently eating dishes without rice or wine caused by autonomous switching is larger, so that network side can participate in the autonomous switching of terminal, reduce the frequent switching of terminal and eat dishes without rice or wine to configure size of message, while improving the user experience in autonomous handoff procedure.
Description
Technical field
The present invention relates to the communications fields, more particularly, to the autonomous switching of terminal, hand-off process side in a kind of cluster group
Method and device.
Background technique
Cluster is the system got ready to go into action in hundreds, after cluster multi call foundation, if listening the user position of state in group
In cell boarder, when the user detects that abutting subdistrict signal meets autonomous handoff threshold, and Target cell has been this
Group-calling establishes downlink broadcast carrying, and it is small which is voluntarily switched to target
Area, switching do not need the participation of base station.Since this process base station is also not aware that, so some problems can be caused.
Dynamic dispatching encounters problems as follows in autonomous handoff procedure:
As shown in Figure 1, it is assumed that group exhales and establishes downlink broadcast carrying on CELL1, CELL2, and the user in CELL1 collects
In heart position in the cell, CELL1 is equal to 10 using MCS and is scheduled, and the user equipment (UE) 2 in CELL 2 is in cell side
Boundary is equal to using MCS (Modulation and Coding Scheme, modulation coding scheme) and 4 is scheduled, and UE2 is toward CELL1
Side is mobile, and when meeting autonomous switching condition, UE2 is independently switched, after being switched to CELL1, since CELL1 downlink broadcast is held
It carries and is scheduled using MCS equal to 10, UE2 will appear since MCS differs too big, when causing to have one section in CELL1 boundary position
Between be unable to properly receive downlink broadcast bearing message, UE2 needs to indicate (Channel Quality by reporting channel quality
Indicator, referred to as CQI) Lai Yaoqiu CELL1 lower MCS, CQI report probably need 40 milliseconds, 40 milliseconds in have two
A speech frame, waits MCS to lower, and at least has continuous 3 speech frames and misses frame, if a terminal is frequently cut in boundary position
It changes, then will appear sound effect and experience very poor situation, it may be worse for video tastes.
In autonomous handoff procedure, the problem of semi-persistent scheduling encounters:
When MCS changes when semi-persistent scheduling, MCS value can pass through Downlink Control Information (Downlink Control
Information, referred to as DCI) it is primary to eating dishes without rice or wine to send, while newest MCS value being needed to be sent to abutting subdistrict in real time,
Abutting subdistrict needs to exhale configuration message to be sent to terminal in real time by group, with guarantee group exhale listen status user after autonomous switching
Target cell can correctly demodulate downlink broadcast carrying, and since there are frequent situations of change by MCS, even 100ms variation is primary sometimes,
Variation so frequent will lead to adjacent area update message amount and group of eating dishes without rice or wine exhales configuration size of message huge, influence the processing energy of base station
Power.In view of the above problems in the related art, it there is no the scheme of efficiently solving.
Summary of the invention
For in the related technology, since base station (i.e. network side) can not know user experience caused by terminal independently switches
Difference, and the technical problems such as configuration information amount of frequently eating dishes without rice or wine caused by autonomous switching is larger, the present invention provides a kind of cluster groups
Autonomous switching, switching handling method and the device of terminal in group, at least to solve above-mentioned technical problem.
According to an aspect of the invention, there is provided in a kind of cluster group terminal autonomous switching method, comprising: be in
It listens the terminal of state before autonomous switching, reports the measurement report for Target cell to network side, which carries
The Target cell metrical information switched over for determining terminal；The terminal is after reporting the measurement report, by source cell
Independently switch to the Target cell.
Preferably, the terminal switches to the Target cell by source cell after reporting the measurement report, comprising:
The terminal starts first timer when reporting the measurement report；When the timer was more than the first predetermined time, touching
Sending out terminal described switches to the Target cell, wherein first predetermined time is that terminal switching carries out no more than Target cell
It is corresponding to adjust the required time.
Preferably, it includes at least one of that the Target cell, which is the corresponding adjustment of terminal switching progress: by the terminal
The MCS value of the group is down to preset value；It, will be described when the terminal group is when being currently carried as semi-persistent scheduling
Current carrying is changed to dynamic dispatching.
Preferably, by it is described it is current carrying be changed to dynamic dispatching when, further includes: starting second timer, this second
When timer was more than the second predetermined time, the scheduling mode currently carried is adjusted to semi-persistent scheduling by dynamic dispatching,
Wherein, second predetermined time is not less than first predetermined time.
Preferably, the measurement report for Target cell is reported to network side, comprising: by the terminal and network side it
Between wireless heterogeneous networks (Radio Resource Control, referred to as RRC) connection report the measurement report.
Preferably, it switches to after the Target cell, further includes: the terminal reports CQI information to network side.
According to a further aspect of the invention, a kind of autonomous switching handling method of terminal in cluster group, packet are provided
Include: network side equipment, which receives, carrys out the measurement report that self terminal is directed to Target cell, wherein the terminal, which is in, listens state, the measurement
Report carries the Target cell metrical information switched over for determining terminal；The network side equipment notifies the target small
The needs of the terminal group described in area are independently switched.
Preferably, the network side equipment notifies that the needs of the terminal group described in the Target cell are independently switched
Later, further include at least one of: the network side equipment is by the MCS of the terminal group in the Target cell
Value is down to preset value；When the terminal group is when being currently carried as semi-persistent scheduling, the network side equipment is by institute
It states current carrying and is changed to dynamic dispatching.
According to a further aspect of the invention, a kind of autonomous switching device of terminal in cluster group is provided, is applied to
Terminal, comprising: reporting module, for reporting and being directed to network side before listening the terminal of state independently switch
The measurement report of Target cell, the measurement report carry the Target cell metrical information switched over for determining terminal；It cuts
Block is changed the mold, for independently switching to the Target cell by source cell after reporting the measurement report.
According to a further aspect of the invention, a kind of autonomous switch processing device of terminal in cluster group is provided, is answered
For network side equipment, comprising: receiving module, for receiving the measurement report carried out self terminal and be directed to Target cell, wherein the end
In state is listened, which carries the Target cell metrical information switched over for determining terminal at end；Notification module,
For notifying that the needs of the terminal group described in the Target cell are independently switched.
Through the invention, using before terminal independently switches, after the measurement report that Target cell is reported to network side, then into
The technological means of row switching, solves in the related technology, causes since base station (i.e. network side) can not know that terminal independently switches
Poor user experience, and technical problems such as configuration information amount of frequently eating dishes without rice or wine caused by autonomous switching is larger, so that network
Side can participate in the autonomous switching of terminal, reduce the frequent switching of terminal and eat dishes without rice or wine to configure size of message, promoted simultaneously
User experience in autonomous handoff procedure.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the autonomous handoff scenario schematic diagram according to the relevant technologies；
Fig. 2 is the flow chart according to the autonomous switching method of terminal in the cluster group of the embodiment of the present invention；
Fig. 3 is the structural block diagram according to the autonomous switching device of terminal in the cluster group of the embodiment of the present invention；
Fig. 4 is the flow chart according to the autonomous switching handling method of terminal in the cluster group of the embodiment of the present invention；
Fig. 5 is the structural block diagram according to the autonomous switch processing device of terminal in the cluster group of the embodiment of the present invention；
Fig. 6 is to listen user's (referred to as listening user) of state not establish with base station according to being in for the embodiment of the present invention
When RRC connection, interior autonomous switching adjustment MCS message flow chart of standing；
Fig. 7 is when listening user not establish RRC with base station connect, independently to switch between standing and adjust according to the embodiment of the present invention
MCS message flow chart；
Fig. 8 be according to the embodiment of the present invention when listening user to establish RRC with base station connect, stand in independently switch and adjust MCS
Message flow chart；
Fig. 9 is when listening user to establish RRC with base station connect, independently to switch between standing according to the embodiment of the present invention and adjust MCS
Message flow chart.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
Fig. 2 is the flow chart according to the autonomous switching method of terminal in the cluster group of the embodiment of the present invention.Such as Fig. 2 institute
Show, this method includes following processing step:
Step S202, in listening the terminal of state to report the measurement for Target cell to network side before autonomous switching
Report, the measurement report carry the Target cell metrical information switched over for determining terminal；
Step S204, terminal independently switch to Target cell after reporting above-mentioned measurement report, by source cell.
Measurement report has been reported to network side since terminal is before autonomous switching by above-mentioned processing step, therefore, solution
It has determined since base station (i.e. network side) can not know that terminal independently switches caused poor user experience, and frequently autonomous switching is drawn
The technical problems such as configuration information amount of eating dishes without rice or wine is larger that rise switch so that network side can participate in the autonomous of terminal, subtract
Lack the frequent switching of terminal and eated dishes without rice or wine to configure size of message, and improves the user experience in autonomous handoff procedure.
In a preferred embodiment, network side can show as base station where source cell or source cell, alternatively, source
Cell and the common own base station of Target cell.
In order to guarantee handover success rate, step S204 can be accomplished by the following way: terminal reports above-mentioned measurement report
When announcement, start first timer；When timer was more than the first predetermined time, triggering terminal switches to Target cell, wherein should
First predetermined time was that terminal switching adjusts accordingly the required time no more than Target cell.In this manner it is ensured that mesh
Mark cell has been that corresponding preparation is carried out in switching, improves handover success rate.
Above-mentioned implementation process in order to better understand is described in detail below in conjunction with a preferred implementation process:
When state terminal being listened to connect without establishing RRC with base station of group first reports on source cell before autonomous switching
One-shot measurement is reported, needs to carry RSRP (the Reference Signal Receiving of Target cell in the measurement report
Power, Reference Signal Received Power), information, the terminal such as current cell ID start a timing in reporting measurement reports message
Device is independently switched to Target cell after waiting timer expiries again.
When listening state terminal and LTE (Long Term Evolution, long term evolution) concurrent of group, is built with base station
Vertical RRC connection, first report one-shot measurement report to switch over request in source cell before autonomous switching.
Measurement report content that source cell is reported by terminal distinguishes the measurement report whether switched, if it is sends
To Target cell, source cell receives the measurement report that terminal reports, and if it is the measurement report of switching, then sends autonomous switching
Message is to Target cell；After Target cell receives the autonomous handover request of source cell transmission, notify Target cell the group
MCS value drop to preset value as far as possible nearby to meet the requirement of edge termination.
In the present embodiment, it includes but is not limited at least one of that Target cell, which is the corresponding adjustment of terminal switching progress:
1, the MCS value of the above-mentioned terminal group is down to preset value (being detailed in above-mentioned implementation process)；2, the group where above-mentioned terminal
Above-mentioned current carrying is changed to dynamic dispatching by when being currently carried as semi-persistent scheduling of group.Wherein, above-mentioned current carrying is become
More dynamic dispatching when, can also include following treatment process: starting second timer, the second timer be more than second in advance
When fixing time, the above-mentioned scheduling mode currently carried is adjusted to semi-persistent scheduling by dynamic dispatching, wherein above-mentioned second is predetermined
Time is not less than above-mentioned first predetermined time.2nd kind of adjustment mode can be shown as in a preferred embodiment
Following implemented process:
If current group is carried as semi-persistent scheduling, semi-persistent scheduling is changed to dynamic dispatching, adjusts becoming dynamic
During degree, if group's semi-persistent scheduling is in activation, reactivation state, need first to deactivate the group,
And start a timer, dynamic dispatching is remained before timer expiry, when meeting semi-persistent scheduling Shi Jin after time-out
Row semi-persistent scheduling.The duration of timer needs to be greater than the waiting time of reporting measurement reports before terminal independently switches, to guarantee
Terminal is still dynamic dispatching when being independently switched to Target cell.
In the present embodiment, there are many implementations of step S202, such as can be by between terminal and network side
Wireless heterogeneous networks connection reports above-mentioned measurement report.
To guarantee the stabilization after terminal switches to Target cell, terminal, can be to network side after switching to Target cell
Reporting channel quality indicates (CQI) information.It certainly, can also be true using above-mentioned processing step during a preferred implementation
The user experience that protect source cell also can solve after being independently switched to Target cell when cannot receive the measurement report that UE is reported is asked
Topic.
To realize the above method, a kind of autonomous switching device of terminal in cluster group is also provided in the present embodiment, is answered
For being in the terminal for listening state, as shown in figure 3, the device includes: reporting module 30, for independently being switched in terminal
Before, the measurement report for Target cell is reported to network side, which carries for determining what terminal switched over
Target cell metrical information；Switching module 32 is connected to reporting module 30, for after reporting above-mentioned measurement report, You Yuan little
Area independently switches to above-mentioned Target cell.
It should be noted that above-mentioned modules formula can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this: reporting module 30 is located in first processor, and switching module 32 is located at second processing
In device；Reporting module 30 and switching module 32 are located in same processor.
In one embodiment, also the process of network side is improved.Fig. 4 is the cluster according to the embodiment of the present invention
The flow chart of the autonomous switching handling method of terminal in group.As shown in figure 4, this method includes following processing step:
Step S402, network side equipment, which receives, carrys out the measurement report that self terminal is directed to Target cell, wherein the terminal is in
State is listened, which carries the Target cell metrical information switched over for determining terminal；
Step S404, network side equipment notice Target cell terminal group needs are independently switched.
After step S404, i.e., network side equipment notifies the above-mentioned terminal group of above-mentioned Target cell to need to carry out certainly
Further include at least one of after main switching: network side equipment is by the MCS of the above-mentioned terminal group in above-mentioned Target cell
Value be down to preset value；When the terminal group is when being currently carried as semi-persistent scheduling, network side equipment will be carried currently
It is changed to dynamic dispatching.
In the present embodiment, a kind of autonomous switch processing device of terminal in cluster group is also provided, network side is applied to
Equipment, the device is for realizing the above method, as shown in figure 5, the device includes:
Receiving module 50, for receiving the measurement report carried out self terminal and be directed to Target cell, wherein the terminal, which is in, listens shape
State, the measurement report carry the Target cell metrical information switched over for determining terminal；
Notification module 52 is connected to receiving module 50 for notifying the above-mentioned Target cell terminal group to need to carry out certainly
Main switching.
Above-described embodiment in order to better understand is described in detail below in conjunction with preferred embodiment.
Embodiment 1
When listening user not establish RRC with base station to connect, stand in autonomous switching adjustment MCS message flow it is as shown in Figure 6:
(1) it listens the user of state to measure the edge in source cell, detects that abutting subdistrict signal meets autonomous switching
When thresholding, and by group exhale configuration message know Target cell be the group exhale establish downlink broadcast carrying；
(2) due to listening user not establish RRC connection, RRC connection can be first established, measurement report is sent by RRC connection
It accuses (can also send measurement report by other means), and starts timer t1；
(3) base station source cell receives measurement report, and source cell known target cell establishes broadcast bearer, then notifies that target is small
There is autonomous switching in area, the group；
(4) after Target cell receives message, group MCS is reduced to threshold value as far as possible, is met at autonomous switching terminal
In the requirement of cell edge；
(5) if the group is semi-persistent scheduling, start timer t2, in timer t2, carry out dynamic dispatching；t2
Recovery on Timer Expiry semi-persistent scheduling；
(6) t1 timer expiry, UE are independently switched to Target cell；
(7) after being independently switched to Target cell, UE reports measurement report once containing CQI information；
(8) after Target cell receives the measurement report of CQI information, according to the CQI information received, actual schedule is adjusted
MCS value；Process terminates.
Based on above-mentioned process, an implementation of the present embodiment is as follows:
(1) the existing user distribution in CELL1 and CELL2, group A in the same base station is in CELL1 and CELL2, at present
The group of group A, which is exhaled, has been in call state, and present group A's listens user a, is moved to CELL2 from CELL1；For a
Speech, CELL1 is source cell, and CELL2 is Target cell.
(2) since a is only at state of listening, RRC connection relationship is not established with base station, when reaching the edge CELL1, is listened
User a receives group of base stations and exhales comprising CELL2 in the neighboring BS information of configuration information, and determination can initiate autonomous switching flow；
(3) it listens user a hair measurement report to CELL1, due to listening user not establish RRC connection, can first establish RRC company
It connects, measurement report (can also send measurement report by other means) is sent by RRC connection, user a is listened to start timer t1
For 50ms；
(4) it is contained in test report and listens user a, the Target cell CELL2 independently switched, since CELL1 and CELL2 exist
The same inside of base station, CELL1 can directly transmit the autonomous switching request message of group A to CELL2, illustrate that CELL1 has and listen
User a is independently switched to CELL2；
(5) CELL2 receives the autonomous switching request message of group A of CELL1 transmission, and the scheduling MCS of group A is dropped as far as possible
As low as 4, meet the requirement that autonomous switching terminal is in cell edge；
(6) if group A is semi-persistent scheduling in CELL2, start timer t2 duration 100ms, carry out dynamic tune
Degree；Recovery on Timer Expiry semi-persistent scheduling, purpose guarantee that listening user a to be independently switched to Target cell does not occur packet loss；
(7) after the t1 timing time-out for listening user a, it is independently switched to Target cell CELL2, is switched to Target cell CELL2,
A CQI is reported, reporting schemes are similar with the mode of reporting measurement reports；
(8) CELL2 receives the CQI information for listening user a to report, and can readjust the MCS information of group A scheduling, meets
The needs of actual schedule.
Embodiment 2
When listening user not establish RRC with base station to connect, autonomous switching adjustment MCS message flow between standing, as shown in Figure 7:
(1) it listens the user of state to measure the edge in source cell, detects that abutting subdistrict signal meets autonomous switching
When thresholding, and by group exhale configuration message know Target cell be the group exhale establish downlink broadcast carrying；
(2) due to listening user not establish RRC connection, RRC connection can be first established, measurement report is sent by RRC connection
It accuses (can also send measurement report by other means), and starts timer t1；
(3) switch if it is between station, source cell sends autonomous switching request message to core net；
(4) after core net receives autonomous switching request message, it is forwarded to Target cell；
(5) after Target cell receives message, group MCS is reduced to threshold value as far as possible, is met at autonomous switching terminal
In the requirement of cell edge；
(6) if the group is semi-persistent scheduling, start timer t2, in timer t2, carry out dynamic dispatching；t2
Recovery on Timer Expiry semi-persistent scheduling；
(7) t1 timer expiry, UE are independently switched to Target cell；
(8) after being independently switched to Target cell, UE reports measurement report once containing CQI information；
(9) after Target cell receives the measurement report of CQI information, according to the CQI information received, actual schedule is adjusted
MCS value；Process terminates.
Based on above-mentioned process, an implementation of the present embodiment is as follows:
(1) two existing user distribution in CELL1 and CELL2, group A of different base station is in CELL1 and CELL2, mesh
The group of preceding group A, which is exhaled, has been in call state, and present group A's listens user a, is moved to CELL2 from CELL1；For a
For, CELL1 is source cell, and CELL2 is Target cell.
(2) since a is only at state of listening, RRC connection relationship is not established with base station, when reaching the edge CELL1, is listened
User a receives group of base stations and exhales comprising CELL2 in the neighboring BS information of configuration information, and determination can initiate autonomous switching flow；
(3) it listens user a hair measurement report to CELL1, due to listening user not establish RRC connection, can first establish RRC company
It connects, measurement report (can also send measurement report by other means) is sent by RRC connection, user a is listened to start timer t1
For 80ms；
(4) it is contained in test report and listens user a, the Target cell CELL2 independently switched, not due to CELL1 and CELL2
In the same inside of base station, CELL1 needs to send the autonomous switching request message of group A to core net, and core net is group A's
Autonomous handover request is sent to CELL2, illustrates that CELL1 has and user a is listened independently to be switched to CELL2；
(5) CELL2 receives the autonomous switching request message of group A of CELL1 transmission, and the scheduling MCS of group A is dropped as far as possible
As low as 3, meet the requirement that autonomous switching terminal is in cell edge；
(6) if group A is semi-persistent scheduling in CELL2, start timer t2 duration 150ms, carry out dynamic tune
Degree；Recovery on Timer Expiry semi-persistent scheduling, purpose guarantee that listening user a to be independently switched to Target cell does not occur packet loss；
(7) after the t1 timing time-out for listening user a, it is independently switched to Target cell CELL2, is switched to Target cell CELL2,
A CQI is reported, reporting schemes are similar with the mode of reporting measurement reports；
(8) CELL2 receives the CQI information for listening user a to report, and can readjust the MCS information of group A scheduling, meets
The needs of actual schedule.
Embodiment 3
When listening user to establish RRC with base station to connect, stand in autonomous switching adjustment MCS message flow it is as shown in Figure 8:
(1) it listens the user of state to measure the edge in source cell, detects that abutting subdistrict signal meets autonomous switching
When thresholding, and by group exhale configuration message know Target cell be the group exhale establish downlink broadcast carrying；
(2) due to listening user to have built up RRC connection, measurement report directly can be sent by RRC connection, and start and determine
When device t1；
(3) base station source cell receives measurement report, and source cell known target cell establishes broadcast bearer, then notifies that target is small
There is autonomous switching in area, the group；
(4) after Target cell receives message, group MCS is reduced to threshold value as far as possible, is met at autonomous switching terminal
In the requirement of cell edge；
(5) if the group is semi-persistent scheduling, start timer t2, in timer t2, carry out dynamic dispatching；t2
Recovery on Timer Expiry semi-persistent scheduling；
(6) t1 timer expiry, UE are independently switched to Target cell；
(7) after being independently switched to Target cell, UE reports measurement report once containing CQI information；
(8) after Target cell receives the measurement report of CQI information, according to the CQI information received, actual schedule is adjusted
MCS value；Process terminates.
Based on above-mentioned process, an implementation of the present embodiment is as follows:
(1) the existing user distribution in CELL1 and CELL2, group A in the same base station is in CELL1 and CELL2, at present
The group of group A, which is exhaled, has been in call state, and present group A's listens user a, is moved to CELL2 from CELL1, listens user a
In addition to also carrying out microblogging uploading pictures, therefore be to establish RRC connection relationship with base station other than the information sent for listening group A
's；For a, CELL1 is source cell, and CELL2 is Target cell.
(2) state is listened since a is only at, when reaching the edge CELL1, listens user a to receive group of base stations and exhale configuration information
Neighboring BS information in include CELL2, determination can initiate autonomous switching flow；
(3) listen user a that can directly transmit measurement report to CELL1 due to establishing RRC connection relationship with base station,
Listening user a starting timer t1 is 50ms；
(4) it is contained in test report and listens user a, the Target cell CELL2 independently switched, since CELL1 and CELL2 exist
The same inside of base station, CELL1 can directly transmit the autonomous switching request message of group A to CELL2, illustrate that CELL1 has and listen
User a is independently switched to CELL2；
(5) CELL2 receives the autonomous switching request message of group A of CELL1 transmission, and the scheduling MCS of group A is dropped as far as possible
As low as 4, meet the requirement that autonomous switching terminal is in cell edge；
(6) if group A is semi-persistent scheduling in CELL2, start timer t2 duration 100ms, carry out dynamic tune
Degree；Recovery on Timer Expiry semi-persistent scheduling, purpose guarantee that listening user a to be independently switched to Target cell does not occur packet loss；
(7) after the t1 timing time-out for listening user a, it is independently switched to Target cell CELL2, is switched to Target cell CELL2,
Since the business with RRC can also be switched to Target cell, a CQI is reported by RRC connection；
(8) CELL2 receives the CQI information for listening user a to report, and can readjust the MCS information of group A scheduling, meets
The needs of actual schedule.
Embodiment 4
When having RRC connection, independently switching adjustment MCS message flow is as shown in Figure 9 between standing:
(1) it listens the user of state to measure the edge in source cell, detects that abutting subdistrict signal meets autonomous switching
When thresholding, and by group exhale configuration message know Target cell be the group exhale establish downlink broadcast carrying；
(2) due to listening user to have built up RRC connection, measurement report directly can be sent by RRC connection, and start and determine
When device t1；
(3) switch if it is between station, source cell sends autonomous switching request message to core net；
(4) after core net receives autonomous switching request message, it is forwarded to Target cell；
(5) after Target cell receives message, group MCS is reduced to threshold value as far as possible, is met at autonomous switching terminal
In the requirement of cell edge；
(6) if the group is semi-persistent scheduling, start timer t2, in timer t2, carry out dynamic dispatching；t2
Recovery on Timer Expiry semi-persistent scheduling；
(7) t1 timer expiry, UE are independently switched to Target cell；
(8) after being independently switched to Target cell, UE reports measurement report once containing CQI information；
(9) after Target cell receives the measurement report of CQI information, according to the CQI information received, actual schedule is adjusted
MCS value；Process terminates.
Based on above-mentioned process, an implementation of the present embodiment is as follows:
(1) two existing user distribution in CELL1 and CELL2, group A of different base station is in CELL1 and CELL2, mesh
The group of preceding group A, which is exhaled, has been in call state, and present group A's listens user a, is moved to CELL2 from CELL1, listens use
Family a is in addition to also carrying out browsing webpage, therefore be to establish RRC connection relationship with base station other than the information sent for listening group A
's；For a, CELL1 is source cell, and CELL2 is Target cell.
(2) state is listened since a is only at, when reaching the edge CELL1, listens user a to receive group of base stations and exhale configuration information
Neighboring BS information in include CELL2, determination can initiate autonomous switching flow；
(3) listen user a that can directly transmit measurement report to CELL1 due to establishing RRC connection relationship with base station,
Listening user a starting timer t1 is 80ms；
(4) it is contained in test report and listens user a, the Target cell CELL2 independently switched, not due to CELL1 and CELL2
In the same inside of base station, CELL1 needs to send the autonomous switching request message of group A to core net, and core net is group A's
Autonomous handover request is sent to CELL2, illustrates that CELL1 has and user a is listened independently to be switched to CELL2；
(5) CELL2 receives the autonomous switching request message of group A of CELL1 transmission, and the scheduling MCS of group A is dropped as far as possible
As low as 4, meet the requirement that autonomous switching terminal is in cell edge；
(6) if group A is semi-persistent scheduling in CELL2, start timer t2 duration 150ms, carry out dynamic tune
Degree；Recovery on Timer Expiry semi-persistent scheduling, purpose guarantee that listening user a to be independently switched to Target cell does not occur packet loss；
(7) after the t1 timing time-out for listening user a, it is independently switched to Target cell CELL2, is switched to Target cell CELL2,
Since the business with RRC can also be switched to Target cell, a CQI is reported by RRC connection；
(8) CELL2 receives the CQI information for listening user a to report, and can readjust the MCS information of group A scheduling, meets
The needs of actual schedule.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. the autonomous switching method of terminal in a kind of cluster group characterized by comprising
In listening the terminal of state to report the measurement report for Target cell to network side, the measurement report before autonomous switching
Announcement carries the Target cell metrical information switched over for determining terminal；
The terminal is independently switched to the Target cell by source cell after reporting the measurement report；
The terminal switches to the Target cell after reporting the measurement report, by source cell, comprising: the terminal is upper
When reporting the measurement report, start first timer；When the timer was more than the first predetermined time, triggers the terminal and cut
Shift to the Target cell, wherein first predetermined time is needed for terminal switching adjusts accordingly no more than Target cell
The time wanted；
The Target cell is that the corresponding adjustment of terminal switching progress includes at least one of: by the tune of the terminal group
Coding mode MCS value processed is down to preset value；It, will be described when the terminal group is when being currently carried as semi-persistent scheduling
Current carrying is changed to dynamic dispatching.
2. the method according to claim 1, wherein also being wrapped when the current carrying is changed to dynamic dispatching
It includes:
Start second timer, when the second timer was more than the second predetermined time, by the scheduling mode currently carried
Semi-persistent scheduling is adjusted to by dynamic dispatching, wherein second predetermined time is not less than first predetermined time.
3. the method according to claim 1, wherein report the measurement report for Target cell to network side,
Include:
The measurement report is reported by the radio resource control RRC connection between the terminal and network side.
4. according to the method in any one of claims 1 to 3, which is characterized in that switch to after the Target cell, also
Include:
The terminal indicates CQI information to network side reporting channel quality.
5. the autonomous switching handling method of terminal in a kind of cluster group characterized by comprising
Network side equipment, which receives, carrys out the measurement report that self terminal is directed to Target cell, wherein the terminal, which is in, listens state, the measurement
Report carries the Target cell metrical information switched over for determining terminal；
The network side equipment notifies that the needs of the terminal group described in the Target cell are independently switched；
After the network side equipment notifies the terminal group described in the Target cell to need to carry out independently to switch, further include
At least one of:
The MCS of the terminal group is down to preset value in the value of the Target cell by the network side equipment；
When the terminal group is when being currently carried as semi-persistent scheduling, the network side equipment becomes the current carrying
More dynamic dispatching.
6. the autonomous switching device of terminal in a kind of cluster group is applied to terminal characterized by comprising
Reporting module, for being reported to network side small for target before listening the terminal of state independently switch
The measurement report in area, the measurement report carry the Target cell metrical information switched over for determining terminal；
Switching module, for independently switching to the Target cell by source cell after reporting the measurement report；
The terminal starts first timer when reporting the measurement report；It was more than the first predetermined time in the timer
When, it triggers the terminal and switches to the Target cell, wherein first predetermined time is terminal switching no more than Target cell
Adjust accordingly the required time；
The Target cell is that the corresponding adjustment of terminal switching progress includes at least one of: by the tune of the terminal group
Coding mode MCS value processed is down to preset value；It, will be described when the terminal group is when being currently carried as semi-persistent scheduling
Current carrying is changed to dynamic dispatching.
7. the autonomous switch processing device of terminal in a kind of cluster group is applied to network side equipment characterized by comprising
Receiving module, for receiving the measurement report carried out self terminal and be directed to Target cell, wherein the terminal, which is in, listens state, should
Measurement report carries the Target cell metrical information switched over for determining terminal；
Notification module, for notifying that the needs of the terminal group described in the Target cell are independently switched；
After the network side equipment notifies the terminal group described in the Target cell to need to carry out independently to switch, further include
At least one of:
The MCS of the terminal group is down to preset value in the value of the Target cell by the network side equipment；
When the terminal group is when being currently carried as semi-persistent scheduling, the network side equipment becomes the current carrying
More dynamic dispatching.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364655.7A CN105323726B (en) | 2014-07-28 | 2014-07-28 | Autonomous switching, switching handling method and the device of terminal in cluster group |
| PCT/CN2014/093402 WO2015117492A1 (en) | 2014-07-28 | 2014-12-09 | Autonomous switching and switching processing method and device for terminal in cluster group |
| RU2017106178A RU2680084C2 (en) | 2014-07-28 | 2014-12-09 | Autonomous handover, methods and devices for handover processing for user equipment (ue) in trunking group |
| ZA2017/01563A ZA201701563B (en) | 2014-07-28 | 2017-02-27 | Autonomous switching and switching processing method and device for terminal in cluster group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364655.7A CN105323726B (en) | 2014-07-28 | 2014-07-28 | Autonomous switching, switching handling method and the device of terminal in cluster group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105323726A CN105323726A (en) | 2016-02-10 |
| CN105323726B true CN105323726B (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410364655.7A Active CN105323726B (en) | 2014-07-28 | 2014-07-28 | Autonomous switching, switching handling method and the device of terminal in cluster group |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN105323726B (en) |
| RU (1) | RU2680084C2 (en) |
| WO (1) | WO2015117492A1 (en) |
| ZA (1) | ZA201701563B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517470B (en) * | 2016-06-17 | 2021-01-15 | 普天信息技术有限公司 | Cell measurement method and device |
| CN107635194A (en) * | 2016-07-18 | 2018-01-26 | 北京信威通信技术股份有限公司 | The method and apparatus that cluster multi call user switches in base station |
| CN108337700B (en) * | 2017-01-20 | 2020-11-17 | 北京佰才邦技术有限公司 | Method for automatically switching terminal, base station and terminal |
| CN107071842B (en) * | 2017-02-04 | 2020-06-16 | 北京佰才邦技术有限公司 | Automatic switching method, system, base station and user equipment |
| CN110476456B (en) * | 2017-04-05 | 2022-04-19 | 高通股份有限公司 | User equipment autonomous serving cell selection in a new radio |
| CN113825190A (en) * | 2017-05-26 | 2021-12-21 | 捷开通讯(深圳)有限公司 | Communication switching method and device |
| CN109392031B (en) * | 2017-08-04 | 2020-08-28 | 北京佰才邦技术有限公司 | Cell switching method, terminal equipment and original base station |
| US11490304B2 (en) | 2018-01-08 | 2022-11-01 | Lenovo (Beijing) Limited | Method and apparatus for UE handover |
| CN111342978B (en) * | 2018-12-19 | 2022-05-03 | 成都鼎桥通信技术有限公司 | Group calling method, device and equipment |
| CN111866747B (en) * | 2019-04-25 | 2022-06-14 | 成都鼎桥通信技术有限公司 | Processing method, device, base station and storage medium for establishing group resources |
| CN112714404B (en) * | 2020-12-31 | 2022-04-19 | 哈尔滨海能达科技有限公司 | Method and device for dynamically controlling cluster terminal working mode |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101137127A (en) * | 2007-04-25 | 2008-03-05 | 中兴通讯股份有限公司 | Method to provide cluster terminal switching information |
| CN102857983A (en) * | 2011-06-30 | 2013-01-02 | 中兴通讯股份有限公司 | Listening user switching method in trunking system, network side and terminal |
| CN103067864A (en) * | 2011-10-18 | 2013-04-24 | 鼎桥通信技术有限公司 | Switching method used for group monitoring user and terminal thereof |
| CN103228015A (en) * | 2012-01-31 | 2013-07-31 | 鼎桥通信技术有限公司 | Cell handover method, equipment and system for monitor terminal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7606570B2 (en) * | 2004-04-16 | 2009-10-20 | Broadcom Corporation | Method and system for extended network access notification via a broadband access gateway |
| RU2392778C2 (en) * | 2005-08-18 | 2010-06-20 | Зет-Ти-И Корпорейшн | Roaming method for trunking digital communications network |
| CN100518371C (en) * | 2006-01-06 | 2009-07-22 | 中兴通讯股份有限公司 | A method for switching the cross-dispatching client of the digital cluster terminal |
-
2014
- 2014-07-28 CN CN201410364655.7A patent/CN105323726B/en active Active
- 2014-12-09 RU RU2017106178A patent/RU2680084C2/en active
- 2014-12-09 WO PCT/CN2014/093402 patent/WO2015117492A1/en active Application Filing
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2017
- 2017-02-27 ZA ZA2017/01563A patent/ZA201701563B/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101137127A (en) * | 2007-04-25 | 2008-03-05 | 中兴通讯股份有限公司 | Method to provide cluster terminal switching information |
| CN102857983A (en) * | 2011-06-30 | 2013-01-02 | 中兴通讯股份有限公司 | Listening user switching method in trunking system, network side and terminal |
| CN103067864A (en) * | 2011-10-18 | 2013-04-24 | 鼎桥通信技术有限公司 | Switching method used for group monitoring user and terminal thereof |
| CN103228015A (en) * | 2012-01-31 | 2013-07-31 | 鼎桥通信技术有限公司 | Cell handover method, equipment and system for monitor terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2680084C2 (en) | 2019-02-15 |
| ZA201701563B (en) | 2019-06-26 |
| WO2015117492A1 (en) | 2015-08-13 |
| RU2017106178A3 (en) | 2018-08-28 |
| RU2017106178A (en) | 2018-08-28 |
| CN105323726A (en) | 2016-02-10 |
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