CN106034339A - Method and device for blind handover or blind redirection in mobile communication system - Google Patents
Method and device for blind handover or blind redirection in mobile communication system Download PDFInfo
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- CN106034339A CN106034339A CN201510101959.9A CN201510101959A CN106034339A CN 106034339 A CN106034339 A CN 106034339A CN 201510101959 A CN201510101959 A CN 201510101959A CN 106034339 A CN106034339 A CN 106034339A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000010295 mobile communication Methods 0.000 title claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 56
- 238000001514 detection method Methods 0.000 claims description 9
- 230000000737 periodic effect Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
- 230000006854 communication Effects 0.000 abstract description 10
- 238000004891 communication Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 description 4
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- 239000004744 fabric Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
- H04W36/322—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data by location data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/34—Reselection control
- H04W36/38—Reselection control by fixed network equipment
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Abstract
The invention discloses a method and a device for blind handover or blind redirection in a mobile communication system, wherein the method and the device relate to the field of wireless communication. The method comprises the steps of performing real-time measurement on signal strengths of adjacent cells in a blind handover area or a blind redirection area at the edge of a cell by a network-side current cell; detecting the position of a mobile terminal in a local cell by the network-side current cell, and determining whether the mobile terminal has entered the blind handover area or the blind redirection area; and when the network-side current cell determines a fact that the mobile terminal has entered the blind handover area or the blind redirection area according to the detecting result, performing over-cell switching of the mobile terminal according to the measured signal strengths of the adjacent cells. The method and the device can settle problems of low mobile terminal communication quality caused by handover and redirection, and severe network resource loss caused by blind handover or blind redirection.
Description
Technical field
The present invention relates to wireless communication field, particularly to blind handover and blind redirection in a kind of mobile communication system
Method and device.
Background technology
In present cordless communication network, cloth net mode great majority use Cellular Networks topological structure, this
The feature of cloth web frame is to there are other the most adjacent communities around the community that a base station covers, and at these
In adjacent community, the most only one of them or several community is suitable as mobile terminal switching or redirects
Target cell, again because switching or redirect and all dominate with network side base station and carry out, this is accomplished by base station
Correct selection is made in these neighbor cells.
The technical scheme of existing community switching is that, when mobile terminal sends handover request to base station, base station can be wanted
Ask mobile terminal to carry out signal quality measured to several adjacent community about, then measurement result is reported
To base station, base station selects suitable community to movement according to information such as the result of mobile terminal reporting, offered loads
Terminal is initiated switching or redirects order.In once normal switching, to carry out between mobile terminal and base station
Measure a plurality of Signalling exchanges such as control, measurement report, switching command, switching confirmation.If mobile terminal is adjacent
When the frequency of community use is different with the frequency of current area, mobile terminal needs to obtain in communication process necessarily
Free time, frequency receiver being switched to Target cell measures, at the idle moment measured,
Receiver stops receiving this cell signal.Compact model is generally used to obtain idle moment, in a compressed mode,
Base station carries out temporal compression to data to be transmitted, the data of original normal transmission within the shorter time
Send, affect communication quality.And above-mentioned switching can run into some problems in actual use, as worked as
Mobile terminal is entering Zone switched rear acceleration suddenly, measures control and measurement report etc. owing to now needing to introduce
Flow process, is thus delayed switch speed, causes switching or redirection to affect Consumer's Experience not in time, in addition
This situation also adds additional the signalling loads of base station so that base station performance declines.
Impact based on above-mentioned factor, blind handover or blind redirection are also widely used in modern wireless communications networks
In.Blind handover or blind redirection refer to that base station does not require that mobile terminal is measured neighbor cell and reports, but directly
Order mobile terminal switches or is redirected to the Target cell specified.Carry out in the field of wireless communication blind handover or
During blind redirection, the Target cell that the blind handover of base station initiation or blind redirection likely select is not appropriate for mobile
Terminal is done and is switched, thus causes base station to be compared blindly when selecting Target cell, is easily caused blind handover or blind heavy
Orienting unsuccessfully, mobile terminal there will be call drop, suspension, affects Consumer's Experience.If blind handover or blind redirection
The most unsuccessful, also can consumption of network resources, this is blind handover or the intrinsic shortcoming of blind redirection.
Summary of the invention
It is an object of the invention to provide blind handover and the method for blind redirection and dress in a kind of mobile communication system
Put, it is possible to solve switching and redirection causes communication of mobile terminal of poor quality, and blind handover or blind reset guide
Cause the problem that Internet resources consume is serious.
According to an aspect of the invention, it is provided blind handover or the side of blind redirection in a kind of mobile communication system
Method, including:
Blind handover or Zhong Ge neighbor cell, blind redirection region to being in this cell edge, the network side current area
Signal intensity measure in real time；
Network side current area, by detecting the position of the mobile terminal in this community, determines described movement
Whether terminal enters described blind handover or blind redirection region；
When according to described testing result, network side current area determines that described mobile terminal comes into described blind cut
Change or during blind redirection region, carry out described mobile terminal according to the signal intensity of measured each neighbor cell
Handover.
Preferably, described network side current area is to being in the blind handover of this cell edge or blind redirection region
In also include after the step measured in real time of the signal intensity of each neighbor cell:
Network side current area is according to measuring the blind handover or the letter of Zhong Ge neighbor cell, blind redirection region obtained
Each neighbor cell in measurement result is ranked up by number intensity；
By the signal intensity of described each neighbor cell is carried out periodic measurement, each adjacent in measurement result
Ranking cells is updated.
Preferably, described network side current area is by examining the position of the mobile terminal in this community
Survey, determine whether described mobile terminal enters the step in described blind handover or blind redirection region and include:
When network side current area gets after the blind handover or the request of blind redirection of mobile terminal, obtain institute
State the current location of mobile terminal；
Whether the current location according to the mobile terminal acquired in preset cell coverage information judgement is by adjacent little
District covers, if being covered by neighbor cell, it is determined that described mobile terminal is in blind handover or blind redirection region,
Otherwise, it is determined that described mobile terminal is not in blind handover or blind redirection region.
Preferably, the described signal intensity according to measured each neighbor cell carries out getting over of described mobile terminal
The step of district's switching includes:
Network side current area using the first maximum for signal intensity in described measurement result neighbor cell as first
Target cell, and the blind handover comprising described first object cell information or the order of blind redirection are sent to mobile
Terminal, in order to described mobile terminal is according to the first object cell information in described blind handover or the order of blind redirection
Blind handover or blind be redirected to first object community.
Preferably, the described signal intensity according to measured each neighbor cell carries out getting over of described mobile terminal
The step of district's switching also includes:
If described mobile terminal skip zone handoff failure, then by the second phase of signal intensity maximum in described measurement result
Adjacent cell is as the second Target cell, and will comprise the blind handover of described second target cell information or blind redirection
Order is sent to mobile terminal, in order to described mobile terminal order according to described blind handover or blind redirection in the
Two target cell information blind handover or blind be redirected to the second Target cell.
According to a further aspect in the invention, it is provided that blind handover or the dress of blind redirection in a kind of mobile communication system
Put, including:
Measurement module, for network side current area to being in the blind handover of this cell edge or blind redirection region
In the signal intensity of each neighbor cell measure in real time；
Detection module, for network side current area by examining the position of the mobile terminal in this community
Survey, determine whether described mobile terminal enters described blind handover or blind redirection region；
Handover module, for when network side current area has determined described mobile terminal according to described testing result
When entering described blind handover or blind redirection region, carry out institute according to the signal intensity of measured each neighbor cell
State the handover of mobile terminal.
Preferably, also include:
Order module, each according to measuring in the blind handover or blind redirection region obtained for network side current area
Each neighbor cell in measurement result is ranked up by the signal intensity of neighbor cell；
More new module, for by carrying out periodic measurement, to measurement to the signal intensity of described each neighbor cell
Each neighbor cell sequence in result is updated.
Preferably, described detection module farther includes:
Obtain submodule, for when network side current area gets from the blind handover of mobile terminal or blind resets
After request, obtain the current location of described mobile terminal；
Judge submodule, for the present bit according to the mobile terminal acquired in preset cell coverage information judgement
Put and whether covered by neighbor cell, if being covered by neighbor cell, it is determined that described mobile terminal be in blind handover or
Blind redirection region, otherwise, it is determined that described mobile terminal is not in blind handover or blind redirection region.
Preferably, described handover module farther includes:
First switching submodule, for network side current area by maximum for signal intensity in described measurement result the
One neighbor cell is as first object community, and will comprise the blind handover of described first object cell information or blind heavy
Directional commands is sent to mobile terminal.
Preferably, also include:
Second switching submodule, if for described mobile terminal skip zone handoff failure, then by described measurement result
Second neighbor cell of signal intensity maximum is as the second Target cell, and will comprise described second Target cell letter
The blind handover of breath or the order of blind redirection are sent to mobile terminal.
Compared with prior art, the beneficial effects of the present invention is: by providing one to be measured it by network side
The signal quality of neighbor cell, determines when to send to mobile terminal blind further according to mobile terminal location
Switching or the blind method redirecting order so that when mobile terminal switches between cells, eliminate mobile terminal
Measure the process that reports, reduce the signalling loads of base station, and communication quality when improve switching.Additionally,
May also help in mobile terminal selects optimal Target cell to initiate switching, effectively reduces because of blind handover
Or call drop, repeatedly blind handover or the blind redirection consumption network money that the Target cell of blind redirection is not suitable for and causes
The probability in source.
Accompanying drawing explanation
Fig. 1 is blind handover and the Method And Principle of blind redirection in the mobile communication system that the embodiment of the present invention provides
Figure；
Fig. 2 is blind handover and the apparatus structure of blind redirection in the mobile communication system that the embodiment of the present invention provides
Figure；
Fig. 3 is that in the mobile communication system that the embodiment of the present invention provides, the base station of blind handover and blind redirection increases newly
The workflow diagram of module；
Fig. 4 be in the mobile communication system that the embodiment of the present invention provides blind handover and the blind handover of blind redirection or
The execution flow chart of blind redirection.
Detailed description of the invention
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail, it will be appreciated that described below
Preferred embodiment be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Fig. 1 is blind handover and the Method And Principle of blind redirection in the mobile communication system that the embodiment of the present invention provides
Figure, as it is shown in figure 1, specifically comprise the following steps that
Step S101: network side current area is in the blind handover or the blind redirection region that are in this cell edge
The signal intensity of each neighbor cell is measured in real time.
In step S101, described network side current area is to being in the blind handover of this cell edge or blind heavy
Also include after the step that in alignment regions, the signal intensity of each neighbor cell is measured in real time:
Network side current area is according to measuring the blind handover or the letter of Zhong Ge neighbor cell, blind redirection region obtained
Each neighbor cell in measurement result is ranked up by number intensity；
By the signal intensity of described each neighbor cell is carried out periodic measurement, each adjacent in measurement result
Ranking cells is updated.
Step S102: network side current area by the position of the mobile terminal in this community is detected,
Determine whether described mobile terminal enters described blind handover or blind redirection region.
In step s 102, when network side current area gets from the blind handover of mobile terminal or blind resets
After request, obtain the current location of described mobile terminal；
Whether the current location according to the mobile terminal acquired in preset cell coverage information judgement is by adjacent little
District covers, if being covered by neighbor cell, it is determined that described mobile terminal is in blind handover or blind redirection region,
Otherwise, it is determined that described mobile terminal is not in blind handover or blind redirection region.
Step S103: when according to described testing result, network side current area determines that described mobile terminal has entered
When entering described blind handover or blind redirection region, carry out described according to the signal intensity of measured each neighbor cell
The handover of mobile terminal.
In step s 103, the described signal intensity according to measured each neighbor cell carries out described movement
The step of the handover of terminal includes:
Network side current area using the first maximum for signal intensity in described measurement result neighbor cell as first
Target cell, and the blind handover comprising described first object cell information or the order of blind redirection are sent to mobile
Terminal, in order to described mobile terminal is according to the first object cell information in described blind handover or the order of blind redirection
Blind handover or blind be redirected to first object community.
Further, the described signal intensity according to measured each neighbor cell carries out described mobile terminal
The step of handover also includes:
If described mobile terminal skip zone handoff failure, then by the second phase of signal intensity maximum in described measurement result
Adjacent cell is as the second Target cell, and will comprise the blind handover of described second target cell information or blind redirection
Order is sent to mobile terminal, in order to described mobile terminal order according to described blind handover or blind redirection in the
Two target cell information blind handover or blind be redirected to the second Target cell.
Fig. 2 is blind handover and the apparatus structure of blind redirection in the mobile communication system that the embodiment of the present invention provides
Figure, as in figure 2 it is shown, include: measurement module, order module, more new module, detection module and handover module.
Described measurement module is used for network side current area to being in the blind handover of this cell edge or blind redirection
The signal intensity of Zhong Ge neighbor cell, region is measured in real time.
Described order module is used for network side current area according to measuring the blind handover or blind redirection region obtained
In the signal intensity of each neighbor cell each neighbor cell in measurement result is ranked up.
Described more new module is for by carrying out periodic measurement, to survey to the signal intensity of described each neighbor cell
Each neighbor cell sequence in amount result is updated.
Described detection module is used for network side current area by carrying out the position of the mobile terminal in this community
Detection, determines whether described mobile terminal enters described blind handover or blind redirection region.Wherein, described detection
The submodule that obtains of module is used for when network side current area gets the blind handover or blind heavy from mobile terminal
After orientation request, obtain the current location of described mobile terminal.The judgement submodule of described detection module is used for root
Whether covered by neighbor cell according to the current location of the mobile terminal acquired in preset cell coverage information judgement,
If being covered by neighbor cell, it is determined that described mobile terminal is in blind handover or blind redirection region, otherwise, then
Determine that described mobile terminal is not in blind handover or blind redirection region.
Described handover module is for when network side current area determines described mobile terminal according to described testing result
When coming into described blind handover or blind redirection region, enter according to the signal intensity of measured each neighbor cell
The handover of the described mobile terminal of row.Wherein, the first switching submodule of described handover module is used for network side
Current area using the first maximum for signal intensity in described measurement result neighbor cell as first object community, and
The blind handover comprising described first object cell information or blind redirection are ordered and is sent to mobile terminal.Described inspection
If the second switching submodule surveying module is used for described mobile terminal skip zone handoff failure, then by described measurement result
Second neighbor cell of middle signal intensity maximum is as the second Target cell, and will comprise described second Target cell
The blind handover of information or the order of blind redirection are sent to mobile terminal.
Fig. 3 is that in the mobile communication system that the embodiment of the present invention provides, the base station of blind handover and blind redirection increases newly
The workflow diagram of module, as it is shown on figure 3, increase cell signal measurement module in base station side, measurement result is deposited
Storage module and mobile terminal locations enquiry module.Cell signal measurement module Timing measurement covers under current base station
The signal quality of neighbor cell (alien frequencies, same frequency and different systems), and pass to measurement to result measure knot
Really memory module stores or updates；Measurement result memory module is for storing the neighbor cell that base station measurement arrives
Measurement result (including with frequency, alien frequencies and different systems), and measurement result is carried out according to certain rule
Sequence, generally presses signal quality from getting well to differing from sequence；Mobile terminal locations enquiry module timing acquisition mobile terminal
The position being currently in base station network, enters into if mobile terminal locations enquiry module inquires mobile terminal
Blind handover or the region of blind redirection, then send message to cell signal measurement module and inform its current mobile end
End has been introduced into blind handover or the region of blind redirection, meets blind handover or blind redirection condition；Cell signal
Measurement module inquiry measurement result memory module, then selects a signal intensity from measurement result memory module
Preferably and cover the community of mobile terminal, and the blind handover of relevant information initiating to comprise this community or blind reset
To order to mobile terminal, order mobile terminal switches over, thus improves blind handover or the success of blind redirection
Rate, improves Consumer's Experience.
Wherein, after network topology completes, its structure is the most fixing, the base station location in network and community
Parameter the most also will not change.Therefore, between base station, neighbor cell is also relatively fixed, and carries out massive network upgrade
Or the probability again planned is smaller.Additionally, for cell signal measurement module, each community
Signal quality is real-time change, but it is the most not too large to fluctuate under normal circumstances, and therefore, cell signal is surveyed
Amount module is periodically monitored the signal quality of neighbor cell and notifies that its community is remembered by measurement result memory module
Record is updated.
Fig. 4 be in the mobile communication system that the embodiment of the present invention provides blind handover and the blind handover of blind redirection or
The execution flow chart of blind redirection.As shown in Figure 4, the community blind handover or blind of mobile terminal is obtained at network side
Redirection demand；Network side is according to the cell coverage area information being pre-configured with, it is judged that whether Target cell can
Cover the current location of mobile terminal, if it is by mobile terminal blind handover or blind to be redirected to this target little
District.Specifically comprise the following steps that
Step S401: start.
Step S402: whether have the community covered with current area and mobile terminal can be covered.That is, it is judged that
Whether current area has other communities to cover.If having the community covered with current area and shifting can being covered
Dynamic terminal, enters step S403, otherwise enters step S404.
Step S403: according to the cell information of base station stored, select the Target cell that a signal is best.That is,
If have other MPS process to; from measurement result memory module select best one community of signal.Additionally,
If mobile terminal blind handover or blind redirection are unsuccessful, then select signal second best from measurement result memory module
Community send blind handover or the order of blind redirection to mobile terminal, until terminal handover success.Enter step
Rapid S406.
Step S404: carry out blind handover or blind redirection according to the conventional method.
Step S405: be successfully found and access, enters step S408.
Step S406: order terminal is to selected Target cell blind handover or blind redirection.That is, to mobile terminal
Send blind handover or the order of blind redirection.
Step S407: judge that blind handover or blind redirection are the most successful.If being successfully entered step S408, instead
Return step S403.
Step S408: terminate.
In sum, the present invention has following technical effect that
(1) Consumer's Experience is improved.Can be by providing blind handover and blind redirection in a kind of mobile communication system
Method, after using technology proposed by the invention because send blind handover or blind redirection order base station pair
There is measurement result the most accurately neighbor cell, as long as mobile terminal enters meets blind handover or blind redirection
Region, then the probability of its handover success will greatly increase, thus improve blind handover or blind reset
To success rate.Because the success rate of blind handover or blind redirection improves, the most just decrease call drop, suspension etc.
The probability of happening of event, improves Consumer's Experience.
(2) Internet resources are saved.The present invention signal quality by base station measurement neighbor cell, then by base
Standing and issue switching command to mobile terminal, so disposable handover success rate can be greatly improved.If switching or
When redirecting unsuccessfully, mobile terminal also may proceed to select other Target cell that switching or the mistake that redirect are repeated
Journey, will consume substantial amounts of Internet resources the most repeatedly.After using the technology that the present invention proposes, add the
The most just choose the probability of suitable targets community, thus save Internet resources.
Although above the present invention being described in detail, but the invention is not restricted to this, the art technology
Personnel can carry out various amendment according to the principle of the present invention.Therefore, all amendments made according to the principle of the invention,
All should be understood to fall into protection scope of the present invention.
Claims (10)
1. blind handover or the method for blind redirection in a mobile communication system, it is characterised in that including:
Blind handover or Zhong Ge neighbor cell, blind redirection region to being in this cell edge, the network side current area
Signal intensity measure in real time；
Network side current area, by detecting the position of the mobile terminal in this community, determines described movement
Whether terminal enters described blind handover or blind redirection region；
When according to described testing result, network side current area determines that described mobile terminal comes into described blind cut
Change or during blind redirection region, carry out described mobile terminal according to the signal intensity of measured each neighbor cell
Handover.
Method the most according to claim 1, it is characterised in that described network side current area is to place
Measure in real time in the blind handover of this cell edge or the signal intensity of Zhong Ge neighbor cell, blind redirection region
Step after also include:
Network side current area is according to measuring the blind handover or the letter of Zhong Ge neighbor cell, blind redirection region obtained
Each neighbor cell in measurement result is ranked up by number intensity；
By the signal intensity of described each neighbor cell is carried out periodic measurement, each adjacent in measurement result
Ranking cells is updated.
Method the most according to claim 1, it is characterised in that described network side current area is passed through
The position of the mobile terminal in this community is detected, determines whether described mobile terminal enters described blind handover
Or the step in blind redirection region includes:
When network side current area gets after the blind handover or the request of blind redirection of mobile terminal, obtain institute
State the current location of mobile terminal；
Whether the current location according to the mobile terminal acquired in preset cell coverage information judgement is by adjacent little
District covers, if being covered by neighbor cell, it is determined that described mobile terminal is in blind handover or blind redirection region,
Otherwise, it is determined that described mobile terminal is not in blind handover or blind redirection region.
The most according to the method in claim 2 or 3, it is characterised in that described according to measured each
The step of the handover that the signal intensity of neighbor cell carries out described mobile terminal includes:
Network side current area using the first maximum for signal intensity in described measurement result neighbor cell as first
Target cell, and the blind handover comprising described first object cell information or the order of blind redirection are sent to mobile
Terminal.
Method the most according to claim 4, it is characterised in that described according to measured each adjacent
The step of the handover that the signal intensity of community carries out described mobile terminal also includes:
If described mobile terminal skip zone handoff failure, then by the second phase of signal intensity maximum in described measurement result
Adjacent cell is as the second Target cell, and will comprise the blind handover of described second target cell information or blind redirection
Order is sent to mobile terminal.
6. blind handover or the device of blind redirection in a mobile communication system, it is characterised in that including:
Measurement module, for network side current area to being in the blind handover of this cell edge or blind redirection region
In the signal intensity of each neighbor cell measure in real time；
Detection module, for network side current area by examining the position of the mobile terminal in this community
Survey, determine whether described mobile terminal enters described blind handover or blind redirection region；
Handover module, for when network side current area has determined described mobile terminal according to described testing result
When entering described blind handover or blind redirection region, carry out institute according to the signal intensity of measured each neighbor cell
State the handover of mobile terminal.
Device the most according to claim 6, it is characterised in that also include:
Order module, each according to measuring in the blind handover or blind redirection region obtained for network side current area
Each neighbor cell in measurement result is ranked up by the signal intensity of neighbor cell；
More new module, for by carrying out periodic measurement, to measurement to the signal intensity of described each neighbor cell
Each neighbor cell sequence in result is updated.
Device the most according to claim 6, it is characterised in that described detection module farther includes:
Obtain submodule, for when network side current area gets from the blind handover of mobile terminal or blind resets
After request, obtain the current location of described mobile terminal；
Judge submodule, for the present bit according to the mobile terminal acquired in preset cell coverage information judgement
Put and whether covered by neighbor cell, if being covered by neighbor cell, it is determined that described mobile terminal be in blind handover or
Blind redirection region, otherwise, it is determined that described mobile terminal is not in blind handover or blind redirection region.
Device the most according to claim 6, it is characterised in that described handover module farther includes:
First switching submodule, for network side current area by maximum for signal intensity in described measurement result the
One neighbor cell is as first object community, and will comprise the blind handover of described first object cell information or blind heavy
Directional commands is sent to mobile terminal.
Device the most according to claim 9, it is characterised in that also include:
Second switching submodule, if for described mobile terminal skip zone handoff failure, then by described measurement result
Second neighbor cell of signal intensity maximum is as the second Target cell, and will comprise described second Target cell letter
The blind handover of breath or the order of blind redirection are sent to mobile terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510101959.9A CN106034339A (en) | 2015-03-09 | 2015-03-09 | Method and device for blind handover or blind redirection in mobile communication system |
| PCT/CN2015/083980 WO2016141651A1 (en) | 2015-03-09 | 2015-07-14 | Blind handover or blind redirection method and apparatus in mobile communications system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510101959.9A CN106034339A (en) | 2015-03-09 | 2015-03-09 | Method and device for blind handover or blind redirection in mobile communication system |
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| CN113923595B (en) * | 2017-05-31 | 2023-11-07 | 北京嘀嘀无限科技发展有限公司 | Information processing method and device |
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| CN108616946A (en) * | 2018-04-09 | 2018-10-02 | 中磊电子（苏州）有限公司 | handover parameter setting method |
| US11039353B2 (en) | 2018-04-09 | 2021-06-15 | Sercomm Corporation | Handover parameter setting method |
| WO2022156684A1 (en) * | 2021-01-20 | 2022-07-28 | 维沃移动通信有限公司 | Method and apparatus for processing redirection failure, electronic device and readable storage medium |
| CN115136655A (en) * | 2021-01-25 | 2022-09-30 | 北京小米移动软件有限公司 | Cell switching method and device, communication equipment and storage medium |
| CN115136655B (en) * | 2021-01-25 | 2024-04-30 | 北京小米移动软件有限公司 | Cell switching method and device, communication equipment and storage medium |
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| WO2016141651A1 (en) | 2016-09-15 |
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