CN103200627B - The method and mobile terminal of conflict are re-established in a kind of solution handoff procedure - Google Patents
The method and mobile terminal of conflict are re-established in a kind of solution handoff procedure Download PDFInfo
- Publication number
- CN103200627B CN103200627B CN201210001043.2A CN201210001043A CN103200627B CN 103200627 B CN103200627 B CN 103200627B CN 201210001043 A CN201210001043 A CN 201210001043A CN 103200627 B CN103200627 B CN 103200627B
- Authority
- CN
- China
- Prior art keywords
- message
- timers
- switching
- target
- timed out
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of method and mobile terminal for solving to re-establish conflict in handoff procedure, mobile terminal is in the random access procedure of competition switching, when judging that retransmitting the number for switching the i.e. message three of re-matching completion message to target BS reaches maximum retransmission, determined to perform the mode of wireless heterogeneous networks (RRC) connection re-establishment process according to the state of T304 timers.The present invention provides the method for solving to re-establish conflict in competition switching, solve the problems, such as in competition handoff procedure because re-establish conflict caused by call drop, dedicated bearer be released, re-establish it is multiple, reduce the probability for re-establishing failure, reduce the scene of cutting off rate, increase handover success rate, the real-time experience sense of user is enhanced, improves the network quality of operator.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly to a kind of method for solving to re-establish conflict in handoff procedure
And mobile terminal.
Background technology
With third generation partner program (The 3rd Generation Partnership Project, abbreviation
3GPP) the propulsion of technology, commercialization of the communications industry to Long Term Evolution (Long Term Evolution, abbreviation LTE) system accelerate
Promote, LTE technologies are more and more accepted by people and grasp, and technical documentation and regulation are also perfect therewith, and short is several
LTE protocol experienced the development of multiple versions in year, content is more rich, function more comprehensively, details it is more accurate, but with
LTE system commercialization scene increases, and will reflect in practical application and not consider thorough aspect in agreement.
In Current protocol, user equipment (UE) is switched to target BS from source base station (node B, that is, S_eNB of source evolution)
During (node B, that is, T_eNB of target evolution), UE starts T304 timers, and and mesh after source base station receives switching command
The random access procedure that base station performs competition switching is marked, UE sends leading i.e. one MSG1 of message of wireless access, mesh to target BS
It is two MSG2 of message to mark base station and return to wireless access response, and after the success of above-mentioned two interacting message, UE sends high to target BS
Layer signaling switching re-matching completion message, that is, three MSG3 of message, if receiving message four i.e. MSG4 (DCI0 is included in PDCCH),
UE will stop T304 timers at this time, switch successfully;Since MSG3 message is the information transmitted on SRB1, for UE and eNB
Rlc layer for, the signaling on SRB1 must be confirmed each other with state report ACK (Acknowlege), if UE is not received
State report or it is received be NACK (Non-Acknowlege), then UE retransmits MSG3 message, is retransmitted time until reaching maximum
Number, even if T304 has not timed out at this time, UE is as MSG3 retransmitting messages initiate Radio Resource control up to maximum retransmission
(RRC) connection re-establishment flow (not determining device to T304 in agreement to stop), subsequent T304 timer expiries are made, UE again can
Initiate (agreement does not do how limitation re-established yet because the wireless heterogeneous networks (RRC) of T304 timer expiries re-establish flow
Cannot initiate to re-establish again in journey), target BS, which will be considered that, at this time re-establishes conflict and this UE is re-established refusal, so that this
UE re-initiates RRC connections (ATTACH again), causes call drop and some dedicated bearers to be released, re-establish repeatedly initiation etc.
Problem.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of method and movement for solving to re-establish conflict in handoff procedure
Terminal, can solve in competition handoff procedure because re-establish conflict caused by call drop, dedicated bearer be released, re-establish it is multiple
Problem.
Solve to re-establish the method for conflict in handoff procedure in order to solve the above technical problem, the present invention provides a kind of,
Wherein, mobile terminal judges to retransmit switching re-matching completion message i.e. to target BS in the random access procedure of competition switching
When the number of message three reaches maximum retransmission, determined to perform wireless heterogeneous networks (RRC) according to the state of T304 timers
The mode of connection re-establishment process.
Further, the above method can also have the characteristics that:
The mobile terminal reaches maximum weight in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
When passing number, after judging the states of the T304 timers to have timed out, judge that T311 timers or T301 timers have not timed out
When, forbid execution to cause because reaching maximum retransmission to the number of the target BS re-transmission switching i.e. message three of re-matching completion message
Radio resource control connection reestablishment found process.
Further, the above method can also have the characteristics that:
The mobile terminal reaches maximum weight in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
When passing number, after judging the states of the T304 timers for having not timed out, forbid performing and switch re-matching because being retransmitted to target BS
The number of completion message, that is, message three, which reaches, re-establishes process caused by maximum retransmission, wait the shape of the T304 timers
After state is has timed out, initiate the radio resource control connection reestablishment caused by T304 timer expiries and found process.
Further, the above method can also have the characteristics that:
The mobile terminal reaches maximum weight in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
When passing number, after judging the states of the T304 timers for having not timed out, the T304 timers are killed, concurrent cause re-transmission is cut
Change re-matching completion message and reach radio resource control connection reestablishment caused by maximum retransmission and found process.
Further, the above method can also have the characteristics that:
The mobile terminal reaches maximum weight in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
When passing number, after judging the states of the T304 timers for having not timed out, switching re-matching completion is retransmitted to target BS again and disappeared
Breath is message three.
Further, the above method can also have the characteristics that:
The number that the mobile terminal retransmits the switching i.e. message three of re-matching completion message again reaches maximum re-transmission time
After number, judge and when the state of the T304 timers is has timed out, judge that T311 timers or T301 timers have not timed out
When, forbid execution to cause because reaching maximum retransmission to the number of the target BS re-transmission switching i.e. message three of re-matching completion message
Radio resource control connection reestablishment found process.
In order to solve the above technical problem, the present invention provides a kind of mobile end for solving to re-establish conflict in handoff procedure
End, wherein, the mobile terminal includes hand-off process module;The hand-off process module, in the random access mistake of competition switching
Cheng Zhong, when judging that the number for switching the i.e. message three of re-matching completion message is retransmitted to target BS reaches maximum retransmission, according to
The state of T304 timers determines to perform the mode of wireless heterogeneous networks (RRC) connection re-establishment process.
Further, above-mentioned mobile terminal can also have the characteristics that:
The hand-off process module, is additionally operable to retransmitting the switching re-matching completion message i.e. number of message three to target BS
When reaching maximum retransmission, after judging the states of the T304 timers to have timed out, judge that T311 timers or T301 determine
When device when having not timed out, forbid performing and reach maximum weight because retransmitting the number of the switching i.e. message three of re-matching completion message to target BS
Radio resource control connection reestablishment caused by passing number founds process.
Further, above-mentioned mobile terminal can also have the characteristics that:
The hand-off process module, is additionally operable to retransmitting the switching re-matching completion message i.e. number of message three to target BS
When reaching maximum retransmission, after judging the states of the T304 timers to have not timed out, forbid performing because to target BS weight
The number of biography switching re-matching completion message, that is, message three, which reaches, re-establishes process caused by maximum retransmission, wait the T304
After the state of timer is has timed out, initiate the radio resource control connection reestablishment caused by T304 timer expiries and found process.
Further, above-mentioned mobile terminal can also have the characteristics that:
The hand-off process module, is additionally operable to retransmitting the switching re-matching completion message i.e. number of message three to target BS
When reaching maximum retransmission, after judging the states of the T304 timers to have not timed out, the T304 timers are killed, concurrently
Cause re-transmission switching re-matching completion message reaches radio resource control connection reestablishment caused by maximum retransmission and founds process.
Further, above-mentioned mobile terminal can also have the characteristics that:
The hand-off process module, is additionally operable to retransmitting the switching re-matching completion message i.e. number of message three to target BS
When reaching maximum retransmission, after judging the states of the T304 timers to have not timed out, retransmit and switch to target BS again
Re-matching completion message, that is, message three;The number for being additionally operable to retransmit the switching i.e. message three of re-matching completion message again reaches maximum
After number of retransmissions, judge and when the state of the T304 timers is has timed out, judge T311 timers or T301 timers
When having not timed out, forbid performing because reaching maximum re-transmission time to the number of the target BS re-transmission switching i.e. message three of re-matching completion message
Radio resource control connection reestablishment founds process caused by number.
The present invention provides the method for solving to re-establish conflict in competition switching, solve in competition handoff procedure because re-establishing
Call drop, dedicated bearer are released, re-establish the problem of multiple caused by conflict, reduce the probability for re-establishing failure, reduce
The scene of cutting off rate, increases handover success rate, enhances the real-time experience sense of user, improve the network quality of operator.
Brief description of the drawings
Fig. 1 is to solve to re-establish the method flow diagram of conflict in handoff procedure in embodiment;
Fig. 2 is to solve to re-establish the method flow diagram of conflict in handoff procedure in specific embodiment one;
Fig. 3 is to solve to re-establish the method flow diagram of conflict in handoff procedure in specific embodiment two;
Fig. 4 is to solve to re-establish the method flow diagram of conflict in handoff procedure in specific embodiment three;
Fig. 5 is to solve to re-establish the method flow diagram of conflict in handoff procedure in specific embodiment four.
Embodiment
As shown in Figure 1, the method for solving to re-establish conflict in this programme in handoff procedure includes:Mobile terminal is cut in competition
In the random access procedure changed, the number for judging to retransmit the switching i.e. message three of re-matching completion message to target BS reaches maximum weight
When passing number, determined to perform the mode of wireless heterogeneous networks (RRC) connection re-establishment process according to the state of T304 timers.
Embodiment one
Mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having timed out, when judging that T311 timers or T301 timers have not timed out, taboo
Only perform the nothing caused by the number of the switching i.e. message three of re-matching completion message is retransmitted to target BS and reaches maximum retransmission
Line resources control connection re-establishment process.
Embodiment two
Mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having not timed out, forbid performing because retransmitting switching re-matching completion to target BS
The number of message, that is, message three, which reaches, re-establishes process caused by maximum retransmission, the state for waiting the T304 timers is
After having timed out, initiate the radio resource control connection reestablishment caused by T304 timer expiries and found process.
Embodiment three
Mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having not timed out, the T304 timers are killed, concurrent cause retransmits switching and weighs
Reach radio resource control connection reestablishment caused by maximum retransmission with completion message and found process.
Example IV
Mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having not timed out, retransmitted again to target BS and switch re-matching completion message and be
Message three.
Mobile terminal retransmit again it is described switching the i.e. message three of re-matching completion message number reach maximum retransmission after,
Judge and when the state of the T304 timers is has timed out, when judging that T311 timers or T301 timers have not timed out, prohibit
Only perform the nothing caused by the number of the switching i.e. message three of re-matching completion message is retransmitted to target BS and reaches maximum retransmission
Line resources control connection re-establishment process.
In the above method, T304 timers are responsible for the time limit that UE initiates RRC connection re-establishments:UE receives the switching of source base station
Start T304 timers after order, after UE receives four MSG4 of message before T304 timers, that is, judge to switch successfully, UE is in T304
Timer does not receive four MSG4 of message also then, then initiates RRC connection re-establishments.
T311 timers are responsible for the time limit that cell selects during re-establishing, and UE initiates to start T311 timings after re-establishing
Device, after T311 timers then before choose suitable cell, stops T311 timers, then also unselected in T311 timers
Suitable cell is selected, then re-initiates the process of re-establishing.
T301 timers are responsible for re-establishing during re-establishing the time limit of related news transmission, and UE initiates RRC weights to base station
Request message is established, and opens T301 timers, after T301 is then before received and re-established message, stops T301 timers, and
Send RRC and re-establish completion message;Do not received also then in T301 timers and re-establish message, then re-initiated and re-established
Journey.
Mobile terminal in this case includes hand-off process module, this hand-off process module is responsible for the place described in the above method
Reason process.
Below by the drawings and specific embodiments, the present invention will be described in detail.
Specific embodiment one
As shown in Fig. 2, in competition handoff procedure, UE starts T304 timers (duration is arranged to 200ms), is connect at random
Enter process, send MSG3 to target BS, the state report for confiscating target BS then retransmits MSG3 and reaches maximum retransmission
When retransmission timer (maximum retransmission is arranged to 3, a length of 45ms), the rlc layer of UE is notified that stream is found in rrc layer triggering again
Journey, at this time UE first determine whether the state of T304 timers, for judging result to have timed out, UE rrc layers, which are in, at this time re-establishes standard
Standby stage, UE determine whether the state of T311 timers and T301 timers, and T311 timers or T301 timers have not timed out
When, forbid performing the wireless heterogeneous networks caused by the number of MSG3 is retransmitted to target BS and reaches maximum retransmission and connect weight
Process is established, follow-up UE can initiate to cause to re-establish process caused by handoff failure because of T304 time-out.
Specific embodiment two
As shown in figure 3, in competition handoff procedure, UE starts T304 timers (duration is arranged to 500ms), is connect at random
Enter process, send MSG3 to target BS, the state report for confiscating target BS then retransmits MSG3 and reaches maximum retransmission
When retransmission timer (maximum retransmission is arranged to 3, a length of 45ms), the rlc layer of UE is notified that stream is found in rrc layer triggering again
Journey, UE first determine whether the state of T304 timers, and judging result forbids performing because retransmitting switching weight to target BS to have not timed out
Number with completion message, that is, message three, which reaches, re-establishes process caused by maximum retransmission, wait the T304 timers
After state is has timed out, initiate the radio resource control connection reestablishment caused by T304 timer expiries and found process.
In this specific implementation, if UE is retransmitted after MSG3 reaches and judge that T304 has timed out after maximum retransmission, according to tool
The mode of body embodiment one performs, that is, determines whether the state of T311 timers and T301 timers, if T311 timers
Or T301 timers are forbidden performing caused by retransmitting the number of MSG3 to target BS and reaching maximum retransmission when having not timed out
Radio resource control connection reestablishment founds process.
Specific embodiment three
As shown in figure 4, in competition handoff procedure, UE starts T304 timers (duration is arranged to 500ms), is connect at random
Enter process, send MSG3 to target BS, the state report for confiscating target BS then retransmits MSG3 and reaches maximum retransmission
When retransmission timer (maximum retransmission is arranged to 3, a length of 45ms), the rlc layer of UE is notified that stream is found in rrc layer triggering again
Journey, UE first determine whether the state of T304 timers, and judging result then directly kills T304 timers, follow-up UE hairs to have not timed out
Cause retransmits MSG3 and reaches RRC connection re-establishments process caused by maximum retransmission.
In this specific implementation, if UE is retransmitted after MSG3 reaches and judge that T304 has timed out after maximum retransmission, according to tool
The mode of body embodiment one performs, that is, determines whether the state of T311 timers and T301 timers, if T311 timers
Or T301 timers are forbidden performing caused by retransmitting the number of MSG3 to target BS and reaching maximum retransmission when having not timed out
Radio resource control connection reestablishment founds process.
Specific embodiment four
As shown in figure 5, UE starts T304 timers (duration is arranged to 500ms), random access procedure is carried out, to target base
Stand and send MSG3, the state report for confiscating target BS then retransmits MSG3 and reaches maximum retransmission (maximum retransmission is set
It is set to 3, a length of 45ms during retransmission timer) when, the rlc layer of UE is notified that flow is found in rrc layer triggering again, and UE first determines whether T304
The state of timer, for judging result to have not timed out, UE retransmits MSG3 to target BS again, and the number for retransmitting MSG3 again reaches
After maximum retransmission, UE judges the state of T304 timers again, if it is judged that still to have not timed out, then again to target
Base station retransmits MSG3, and it can also be once multiple that the number for retransmitting MSG3 in this programme again, which can be, can so increase RLC
Layer sends the successful probability of MSG3, that is, improves the probability of handover success, until after UE receives MSG4, switches successfully.
In this specific implementation, if UE is retransmitted after MSG3 reaches and judge that T304 has timed out after maximum retransmission, according to tool
The mode of body embodiment one performs, that is, determines whether the state of T311 timers and T301 timers, if T311 timers
Or T301 timers are forbidden performing caused by retransmitting the number of MSG3 to target BS and reaching maximum retransmission when having not timed out
Radio resource control connection reestablishment founds process.
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually any combination.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and deformation can be made according to the present invention by knowing those skilled in the art
The protection domain of appended claims of the invention should all be belonged to.
One of ordinary skill in the art will appreciate that all or part of step in the above method can be instructed by program
Related hardware is completed, and described program can be stored in computer-readable recording medium, such as read-only storage, disk or CD
Deng.Alternatively, all or part of step of above-described embodiment can also be realized using one or more integrated circuits.Accordingly
Ground, each module/unit in above-described embodiment can be realized in the form of hardware, can also use the shape of software function module
Formula is realized.The present invention is not restricted to the combination of the hardware and software of any particular form.
Claims (9)
1. a kind of method for solving to re-establish conflict in handoff procedure, wherein,
Mobile terminal judges that retransmitting switching re-matching completion message to target BS disappears in the random access procedure of competition switching
When the number of breath three reaches maximum retransmission, determine to perform wireless heterogeneous networks (RRC) even according to the state of T304 timers
Connect the mode for the process of re-establishing;
The mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having timed out, when judging that T311 timers or T301 timers have not timed out, taboo
Only perform the nothing caused by the number of the switching i.e. message three of re-matching completion message is retransmitted to target BS and reaches maximum retransmission
Line resources control connection re-establishment process.
2. the method as described in claim 1, it is characterised in that
The mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having not timed out, forbid performing because retransmitting switching re-matching completion to target BS
The number of message, that is, message three, which reaches, re-establishes process caused by maximum retransmission, the state for waiting the T304 timers is
After having timed out, initiate the radio resource control connection reestablishment caused by T304 timer expiries and found process.
3. the method as described in claim 1, it is characterised in that
The mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having not timed out, the T304 timers are killed, concurrent cause retransmits switching and weighs
Reach radio resource control connection reestablishment caused by maximum retransmission with completion message and found process.
4. the method as described in claim 1, it is characterised in that
The mobile terminal reaches maximum re-transmission time in the number that switching re-matching completion message, that is, message three is retransmitted to target BS
During number, after judging the states of the T304 timers for having not timed out, retransmitted again to target BS and switch re-matching completion message and be
Message three.
5. method as claimed in claim 4, it is characterised in that
The mobile terminal retransmit again it is described switching the i.e. message three of re-matching completion message number reach maximum retransmission after,
Judge and when the state of the T304 timers is has timed out, when judging that T311 timers or T301 timers have not timed out, prohibit
Only perform the nothing caused by the number of the switching i.e. message three of re-matching completion message is retransmitted to target BS and reaches maximum retransmission
Line resources control connection re-establishment process.
6. a kind of mobile terminal for solving to re-establish conflict in handoff procedure, wherein, the mobile terminal includes hand-off process mould
Block;
The hand-off process module, in the random access procedure of competition switching, judges complete to target BS re-transmission switching re-matching
When reaching maximum retransmission into the number of message, that is, message three, determined to perform Radio Resource control according to the state of T304 timers
The mode of (RRC) the connection re-establishment process of system;
The hand-off process module, is additionally operable to reach in the number for retransmitting the switching i.e. message three of re-matching completion message to target BS
During maximum retransmission, after judging the states of the T304 timers to have timed out, T311 timers or T301 timers are judged
When having not timed out, forbid performing because reaching maximum re-transmission time to the number of the target BS re-transmission switching i.e. message three of re-matching completion message
Radio resource control connection reestablishment founds process caused by number.
7. mobile terminal as claimed in claim 6, it is characterised in that
The hand-off process module, is additionally operable to reach in the number for retransmitting the switching i.e. message three of re-matching completion message to target BS
During maximum retransmission, after judging the states of the T304 timers to have not timed out, forbid performing and cut because being retransmitted to target BS
The number for changing the i.e. message three of re-matching completion message reaches process is re-established caused by maximum retransmission, waits the T304 timings
After the state of device is has timed out, initiate the radio resource control connection reestablishment caused by T304 timer expiries and found process.
8. mobile terminal as claimed in claim 6, it is characterised in that
The hand-off process module, is additionally operable to reach in the number for retransmitting the switching i.e. message three of re-matching completion message to target BS
During maximum retransmission, after judging the states of the T304 timers to have not timed out, the T304 timers, concurrent cause are killed
Re-transmission switching re-matching completion message reaches radio resource control connection reestablishment caused by maximum retransmission and founds process.
9. mobile terminal as claimed in claim 6, it is characterised in that
The hand-off process module, is additionally operable to reach in the number for retransmitting the switching i.e. message three of re-matching completion message to target BS
During maximum retransmission, after judging the states of the T304 timers to have not timed out, switching re-matching is retransmitted to target BS again
Completion message, that is, message three;The number for being additionally operable to retransmit the switching i.e. message three of re-matching completion message again reaches maximum re-transmission
After number, judge and when the state of the T304 timers is has timed out, judge that T311 timers or T301 timers do not surpass
Constantly, forbid performing and draw because reaching maximum retransmission to the number of the target BS re-transmission switching i.e. message three of re-matching completion message
The radio resource control connection reestablishment risen founds process.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210001043.2A CN103200627B (en) | 2012-01-04 | 2012-01-04 | The method and mobile terminal of conflict are re-established in a kind of solution handoff procedure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210001043.2A CN103200627B (en) | 2012-01-04 | 2012-01-04 | The method and mobile terminal of conflict are re-established in a kind of solution handoff procedure |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103200627A CN103200627A (en) | 2013-07-10 |
CN103200627B true CN103200627B (en) | 2018-05-11 |
Family
ID=48722947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210001043.2A Active CN103200627B (en) | 2012-01-04 | 2012-01-04 | The method and mobile terminal of conflict are re-established in a kind of solution handoff procedure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103200627B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103298048B (en) * | 2012-03-05 | 2018-09-11 | 中兴通讯股份有限公司 | The method and terminal of RRC connection re-establishment numbers in a kind of reduction handoff procedure |
CN105323789B (en) * | 2014-08-05 | 2018-12-21 | 电信科学技术研究院 | A kind of method and apparatus of resource contention |
US10405355B2 (en) * | 2015-01-23 | 2019-09-03 | Hfi Innovation Inc. | LTE RACH procedure enhancement |
CN105491224A (en) * | 2015-11-23 | 2016-04-13 | 努比亚技术有限公司 | Mobile terminal and business request processing method thereof |
CN107135522A (en) * | 2016-02-26 | 2017-09-05 | 中兴通讯股份有限公司 | A kind of method and user equipment for improving handover success rate |
CN108024295B (en) * | 2016-11-03 | 2022-04-19 | 中兴通讯股份有限公司 | Relay transfer method and device, terminal and base station |
CN109219095B (en) * | 2017-07-04 | 2020-11-27 | 大唐移动通信设备有限公司 | Switching control method and system |
CN110753376A (en) * | 2018-07-23 | 2020-02-04 | 中兴通讯股份有限公司 | Wireless access mode switching method, base station, terminal and readable storage medium |
CN111698746B (en) * | 2019-03-12 | 2021-09-28 | 大唐移动通信设备有限公司 | Cell switching method and device |
WO2020220338A1 (en) * | 2019-04-30 | 2020-11-05 | Nokia Shanghai Bell Co., Ltd. | Random access message retransmission in unlicensed band |
CN112291723A (en) * | 2020-10-23 | 2021-01-29 | 锐迪科(重庆)微电子科技有限公司 | Data transmission method, device and system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1914844A (en) * | 2003-12-29 | 2007-02-14 | 韩国电子通信研究院 | Method for creating feedback message for ARQ in mobile communication system and computer readable medium recorded program thereof |
WO2009022813A1 (en) * | 2007-08-10 | 2009-02-19 | Lg Electronics Inc. | Method for re-attempting a random access effectively |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009128642A2 (en) * | 2008-04-14 | 2009-10-22 | Lg Electronics Inc. | Method and apparatus for performing random access procedures |
-
2012
- 2012-01-04 CN CN201210001043.2A patent/CN103200627B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1914844A (en) * | 2003-12-29 | 2007-02-14 | 韩国电子通信研究院 | Method for creating feedback message for ARQ in mobile communication system and computer readable medium recorded program thereof |
WO2009022813A1 (en) * | 2007-08-10 | 2009-02-19 | Lg Electronics Inc. | Method for re-attempting a random access effectively |
Also Published As
Publication number | Publication date |
---|---|
CN103200627A (en) | 2013-07-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103200627B (en) | The method and mobile terminal of conflict are re-established in a kind of solution handoff procedure | |
US20240015626A1 (en) | Method and device for conditional handover | |
US20180027429A1 (en) | Data transmission method, user equipment, and base station | |
JP5302399B2 (en) | Method and apparatus for performing serving fast downlink shared channel cell change | |
WO2017194021A1 (en) | Switching method and device | |
JP7532554B2 (en) | Method and apparatus for master cell group - Patents.com | |
US11006292B2 (en) | User equipment, base station, base station access method, and radio link monitoring method | |
TW200937989A (en) | Method of improving random access procedure for handover and related communication device | |
CN101646163A (en) | Method and apparatus for handling uplink grant | |
CN103298048B (en) | The method and terminal of RRC connection re-establishment numbers in a kind of reduction handoff procedure | |
WO2014101171A1 (en) | Method, device and system for restoring connection failure | |
CN109756990A (en) | A kind of accidental access method and mobile communication terminal | |
US10869354B2 (en) | Status detection of RRC connection | |
WO2017143828A1 (en) | Method and user equipment for improving handover success rate | |
US20240340722A1 (en) | Wireless communication method, terminal device, and network device | |
EP4378212A1 (en) | Conditional fallback configuration for mcg-rlf | |
WO2016011706A1 (en) | Method and device for controlling data transmission, and base station | |
KR20090121593A (en) | Method and apparatus for preventing disconnection at the boundary between rncs |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |