CN106658610A - Service cell switching method of mobile terminal, and service cell device - Google Patents
Service cell switching method of mobile terminal, and service cell device Download PDFInfo
- Publication number
- CN106658610A CN106658610A CN201510726176.XA CN201510726176A CN106658610A CN 106658610 A CN106658610 A CN 106658610A CN 201510726176 A CN201510726176 A CN 201510726176A CN 106658610 A CN106658610 A CN 106658610A
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- China
- Prior art keywords
- service cell
- serving cell
- handover request
- cell equipment
- service
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0016—Hand-off preparation specially adapted for end-to-end data sessions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/08—Reselecting an access point
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiments of the invention disclose a service cell switching method of a mobile terminal, and a service cell device. The method comprises the following steps: a second service cell device, after receiving a first terminal switching request sent by a first service cell device, obtaining a third service cell device matching the first service cell device, wherein a first service cell and a third service cell are an adjacent cell pair stored by a second service cell; and after the second service cell device completing switching operation corresponding to the first terminal switching request, sending a second terminal switching request to the third service cell device so as to enable the third service cell device to complete switching preparation operation corresponding to the second terminal switching request. According to the service cell switching method of the mobile terminal, and the service cell device which are provided by the embodiments of the invention, preparations can be made for coming service cell switching, and thus the success rate of the service cell switching is improved.
Description
Technical field
The present embodiments relate to mobile communication technology field, more particularly to the Serving cell switching of mobile terminal
Method and Serving cell equipment.
Background technology
Currently, high-speed railway has become China's name cards in the world.With building up for high-speed railway
It is open to traffic, the communication requirement around railway will be greatly increased.Therefore, stable, efficient, comprehensive high speed is built
It is imperative that railway network is covered.But, due to due to high-speed railway communication environment itself, in high-speed iron
Road periphery carries out the network coverage and there is certain difficulty.This is mainly reflected in：The car body of movable signal penetrates damage
Consumption is big；Compared to other mobile communication scenes, the movement velocity of user is greatly improved on high-speed railway.In order to
Above-mentioned difficulties, existing wireless coverage technology are overcome to propose many corrective measures for high ferro environment, than
Such as：Extended Cell radius.
But, currently for the wireless coverage technology generally existing of high ferro success when execution Serving cell switches
The not high problem of rate.Trace it to its cause, mainly existing wireless coverage technology is to imminent Serving cell
The no anticipation of switching, without any preparation before Serving cell handover event arrives.
The content of the invention
For above-mentioned technical problem, a kind of cell switching method and device are embodiments provided, with right
Serving cell switching on the horizon prepares in advance, improves the success rate of Serving cell switching.
On the one hand, a kind of Serving cell changing method of mobile terminal, the side are embodiments provided
Method includes：
Second service cell equipment is received after the first terminal handover request that first service cell equipment sends, and is obtained
Take the 3rd Serving cell equipment matched with the first service cell equipment, the first service cell and institute
State the adjacent area pair that the 3rd Serving cell is the second service cell storage；
The second service cell equipment complete corresponding to the first terminal handover request handover operation it
Afterwards, second terminal handover request is sent to the 3rd Serving cell equipment, so that the 3rd Serving cell
Equipment completes switching corresponding with the second terminal handover request and prepares operation.
Further, methods described also includes：
The second service cell equipment receives the switching of the 3rd Serving cell equipment transmission and prepares successfully
Response.
Further, it is described to send after second terminal handover request to the 3rd Serving cell equipment, institute
Stating method also includes：
The second service cell equipment is received after the handover measurement report that the mobile terminal sends, to described
Mobile terminal sends switching command.
Further, the second service cell equipment receives the first terminal that first service cell equipment sends
After handover request, the second service cell equipment performs switching corresponding with the first terminal handover request
Prepare.
Further, the first terminal handover request and the second terminal handover request are sent out by S1 mouths
Send；Or the first terminal handover request and the second terminal handover request are sent by X2 mouths.
Further, the first service cell and the 3rd Serving cell are downline, with described the
Adjacent Serving cell on two Serving cell locational spaces.
On the other hand, the embodiment of the present invention additionally provides a kind of Serving cell equipment, the Serving cell equipment
Including：
Target device acquisition module, for receiving the first terminal handover request of first service cell equipment transmission
Afterwards, the second service cell equipment matched with the first service cell equipment is obtained, the first service is little
Area and the 3rd Serving cell are an adjacent area of the corresponding Serving cell storage of the Serving cell equipment
It is right；
Request sending module, for completing the handover operation corresponding to the first terminal handover request after,
Second terminal handover request is sent to the second service cell equipment, so that the second service cell equipment
Complete switching corresponding with the second terminal handover request and prepare operation.
Further, the Serving cell equipment also includes：
Response receiver module, for receiving the switching that the second service cell equipment sends success response is prepared.
Further, the Serving cell equipment also includes：
Order sending module, for sending after second terminal handover request to the second service cell equipment,
And receive after the handover measurement report that the mobile terminal sends, send switching command to the mobile terminal.
Further, the Serving cell equipment also includes：
Switching preparation module, for receive first service cell equipment transmission first terminal handover request after,
Perform switching corresponding with the first terminal handover request to prepare.
Further, the first terminal handover request and the second terminal handover request are sent out by S1 mouths
Send；Or the first terminal handover request and the second terminal handover request are sent by X2 mouths.
Further, the first service cell and the second service cell are downline, with the clothes
Adjacent Serving cell on the corresponding Serving cell locational space of business cell equipment.
The Serving cell changing method of mobile terminal provided in an embodiment of the present invention and service cell equipment, the
Two Serving cell equipment are received after the first terminal handover request that first service cell equipment sends, and are obtained and institute
State the 3rd Serving cell equipment of first service cell equipment matching, the first service cell and the described 3rd
Serving cell is an adjacent area pair of the second service cell storage, and the second service cell equipment is completed
After handover operation corresponding to the first terminal handover request, send to the 3rd Serving cell equipment
Second terminal handover request, so that the 3rd Serving cell equipment is completed and the second terminal handover request
Corresponding switching prepares operation so that before Serving cell switching is performed, purpose Serving cell is ready for
Prepare, improve the success rate of Serving cell switching.
Description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, the present invention
Other features, objects and advantages will become more apparent upon：
Fig. 1 is the application scenarios of the Serving cell changing method of the mobile terminal that first embodiment of the invention is provided
Schematic diagram；
Fig. 2 is the flow chart of the Serving cell changing method of the mobile terminal that first embodiment of the invention is provided；
Fig. 3 is the application scenarios of the Serving cell changing method of the mobile terminal that second embodiment of the invention is provided
Schematic diagram；
Fig. 4 is the flow chart of the Serving cell changing method of the mobile terminal that second embodiment of the invention is provided；
Fig. 5 is the structure chart of the Serving cell equipment that third embodiment of the invention is provided.
Specific embodiment
With reference to the accompanying drawings and examples the present invention is described in further detail.It is understood that this
The described specific embodiment in place is used only for explaining the present invention, rather than limitation of the invention.Also need in addition
It is noted that for the ease of description, illustrate only part related to the present invention in accompanying drawing and not all knot
Structure.
First embodiment
Present embodiments provide a kind of technical scheme of the Serving cell changing method of mobile terminal.In the technology
In scheme, the Serving cell changing method of the mobile terminal is performed by Serving cell equipment.Also, it is described
Serving cell equipment can be in the node B (Evolved node B, eNB) of evolution.
Fig. 1 shows the implement scene of the Serving cell changing method of the mobile terminal that the present embodiment is provided.Ginseng
See Fig. 1, along the line in high-speed railway 11, first service cell 12, second service cell 13 and the 3rd take
Business cell 14 is arranged in order, closely adjacent each other.Three cells are each along 11 points of the high-speed railway
Cloth, can provide wireless coverage for the railway of its correspondence section.Due to, the first service cell 12 and institute
State the 3rd Serving cell 14 closely adjacent on locus with the second service cell 13, and all edges
The high-speed railway 11 is distributed, and the second service cell 13 is by the first service cell 12 and described
3rd Serving cell 14 is configured to the adjacent area pair of oneself.
In addition, three Serving cells are to there is Serving cell equipment.Specifically, the first service cell
12 correspond to first service cell equipment, and the second service cell 13 corresponds to second service cell equipment,
3rd Serving cell 14 corresponds to the 3rd Serving cell equipment.Also, above three Serving cell sets
Standby is eNB.
Referring to Fig. 2, the Serving cell changing method of the mobile terminal includes：
S21, second service cell equipment receives the first terminal handover request that first service cell equipment sends
Afterwards, the 3rd Serving cell equipment matched with the first service cell equipment is obtained, the first service is little
Area and the 3rd Serving cell are an adjacent area pair of the second service cell storage.
The first terminal handover request is that mobile terminal switches to described second from the first service cell
During Serving cell, the first service cell equipment is sent to the handover request of affiliated second service cell equipment.
Specifically, the first terminal handover request can be the handover request sent by X2 interface.
After the first terminal handover request is received, the neighbour that the second service cell equipment is stored from it
Area's centering obtains the 3rd Serving cell equipment.The 3rd Serving cell equipment should be along bullet train
Direct of travel, in front of the second service cell of position is close to cell.
Specifically, the second service cell equipment can be by two cells of the adjacent area centering for itself storing
Historical cell ID in the historical cell ID lists that ID is passed through respectively with oneself is compared.Two
The Serving cell equipment that ID is not appeared in the historical cell ID lists in cell is exactly the described 3rd
Serving cell equipment.Accordingly, it is institute to occur in the Serving cell equipment in the historical cell ID lists
State first service cell equipment.
S22, it is accurate that the second service cell equipment performs switching corresponding with the first terminal handover request
It is standby.
After mobile terminal enters the second service cell, the second service cell equipment is according to described
First terminal handover request performs switching and prepares.
S23, the second service cell equipment completes to be grasped corresponding to the switching of the first terminal handover request
After work, second terminal handover request is sent to the 3rd Serving cell equipment, so that the 3rd service
Cell equipment completes switching corresponding with the second terminal handover request and prepares operation.
The second terminal handover request to act on the first terminal handover request entirely different.Described
One terminal handover request is that when there is cell switching, the cell-of-origin of switching please to one kind that Target cell sends
Seek message.And second terminal handover request is then before handover takes place, in the near future imminent
Switching, is sent from the cell-of-origin of the imminent switching to Target cell, indicates that Target cell is cut
Change a kind of request message of preparation.
Specifically, the second terminal handover request can also be the handover request sent by X2 interface.
S24, the second service cell equipment receives the switching preparation that the 3rd Serving cell equipment sends
Success response.
In the second terminal handover request for receiving the second service cell equipment transmission, and successfully
Into after switching SBR, the 3rd Serving cell equipment can be anti-to the second service cell equipment
Feedback switching prepares success response.Specifically, the 3rd Serving cell equipment by X2 interface to described the
The switching of two Serving cell equipment feedback prepares success response.
S25, the second service cell equipment is received after the handover measurement report that the mobile terminal sends,
Switching command is sent to the mobile terminal.
Now, the handover measurement is reported for triggering the mobile terminal by second service cell to the 3rd clothes
The switching of business cell.The switching command is used to indicate completing for the mobile terminal switching.Preferably, institute
Mobile terminal is stated after the switching command is received, using the second service cell as historical cell.
More specifically, after the switching command is received, the mobile terminal is by the second service cell
ID be stored in the historical cell ID lists.
The present embodiment is serviced by the after second service cell is switched to, obtain adjacent area centering storage the 3rd
Cell, and after the 3rd Serving cell is got, to the 3rd Serving cell equipment second is sent
Terminal handover request, points out the 3rd Serving cell equipment to switch over preparation, so that purpose service
Cell just switched before Serving cell switching is performed to imminent Serving cell anticipation, and carries out
Prepare, improve the success rate of Serving cell switching.
Second embodiment
Present embodiments provide another example of the Serving cell changing method of mobile terminal.With the present invention's
First embodiment is identical, and the Serving cell changing method of the mobile terminal is performed by cell switching device, and
And, the cell switching device is integrated in the enb.
Fig. 3 shows the implement scene of the Serving cell changing method of the mobile terminal that the present embodiment is provided.Ginseng
See Fig. 3, the first high-speed railway 31 intersects with the second high-speed railway 32.It is along the line in the first high-speed railway 31,
First service cell 33, the Serving cell 35 of second service cell 34 and the 3rd are arranged in order, each other
It is closely adjacent.And, fourth Serving cell 36, second service cell 32 along the line in the second high-speed railway 32
And the 5th Serving cell 37 be arranged in order.Above-mentioned five cells are each along the first high-speed railway 31 or second
High-speed railway 32 is distributed, and can provide wireless coverage for the railway of its correspondence section.
In the present embodiment, bullet train is advanced along the first high-speed railway 31.Also, bullet train
Direct of travel is the direction from the Serving cell 35 of first service cell 33 to the 3rd.
In addition, above-mentioned five Serving cells are to there is Serving cell equipment.Specifically, the first service
Cell 33 corresponds to first service cell equipment, and the second service cell 34 corresponds to second service cell
Equipment, the 3rd Serving cell 35 corresponds to the 3rd Serving cell equipment, the 4th Serving cell 36
Corresponding to the 4th Serving cell equipment, the 5th Serving cell 37 corresponds to the 5th Serving cell equipment.
Also, above-mentioned five Serving cell equipment is eNB.
Referring to Fig. 4, the Serving cell changing method of the mobile terminal includes：
S41, second service cell equipment receives the first terminal handover request that first service cell equipment sends
Afterwards, the 3rd Serving cell equipment matched with the first service cell equipment is obtained, the first service is little
Area and the 3rd Serving cell are an adjacent area pair of the second service cell storage.
It is that the first terminal handover request is connect by S1 with the difference of first embodiment of the invention
Mouth sends.
S42, it is accurate that the second service cell equipment performs switching corresponding with the first terminal handover request
It is standby.
S43, the second service cell equipment completes to be grasped corresponding to the switching of the first terminal handover request
After work, second terminal handover request is sent to the 3rd Serving cell equipment, so that the 3rd service
Cell equipment completes switching corresponding with the second terminal handover request and prepares operation.
It is that the second terminal handover request is connect by S1 with the difference of first embodiment of the invention
Mouth sends.
S44, the second service cell equipment receives the switching preparation that the 3rd Serving cell equipment sends
Success response.
The second service cell equipment is by cutting that the 3rd Serving cell equipment described in S1 interfaces sends
Change preparation success response.
S45, the second service cell equipment is received after the handover measurement report that the mobile terminal sends,
Switching command is sent to the mobile terminal.
The present embodiment is serviced by the after second service cell is switched to, obtain adjacent area centering storage the 3rd
Cell, and after the 3rd Serving cell is got, to the 3rd Serving cell equipment second is sent
Terminal handover request, points out the 3rd Serving cell equipment to switch over preparation, so that purpose service
Cell just switched before Serving cell switching is performed to imminent Serving cell anticipation, and carries out
Prepare, improve the success rate of Serving cell switching.
3rd embodiment
Present embodiments provide a kind of technical scheme of Serving cell equipment.In the technical scheme, the clothes
Business cell equipment includes：Target device acquisition module 51 and request sending module 53.
The target device acquisition module 51 is used to receive the first terminal of first service cell equipment transmission and cuts
After changing request, the second service cell equipment that acquisition is matched with the first service cell equipment, described first
Serving cell and the 3rd Serving cell are an adjacent area pair of the Serving cell equipment storage.
The request sending module 53 is used to complete the handover operation corresponding to the first terminal handover request
Afterwards, second terminal handover request is sent to the second service cell equipment, so that the second service is little
Area's equipment completes switching corresponding with the second terminal handover request and prepares operation.
Further, the Serving cell equipment also includes：Response receiver module 54.
The response receiver module 54 is used to receive the switching of the second service cell equipment transmission and is prepared to
Work(is responded.
Further, the Serving cell equipment also includes：Order sending module 55.
The order sending module 55 is used for please to second service cell equipment transmission second terminal switching
After asking, and receive after the handover measurement report that the mobile terminal sends, send to the mobile terminal and cut
Change order.
Further, the Serving cell equipment also includes：Switching preparation module 52.
The switching preparation module 52 is used to receive the first terminal switching of first service cell equipment transmission please
After asking, perform switching corresponding with the first terminal handover request and prepare.
Further, the first terminal handover request and the second terminal handover request are sent out by S1 mouths
Send；Or the first terminal handover request and the second terminal handover request are sent by X2 mouths.
Further, the first service cell and the second service cell are downline, with the clothes
Adjacent Serving cell on the corresponding Serving cell locational space of business cell equipment.
Will be appreciated by those skilled in the art that above-mentioned each module of the invention or each step can use logical
With computing device realizing, they can be concentrated on single computing device, or are distributed in multiple calculating
On the network that device is constituted, alternatively, they can be with the executable program code of computer installation come real
It is existing, such that it is able to be stored in storage device in performed by computing device, or they are made respectively
Each integrated circuit modules is made, or the multiple modules or step in them are fabricated into single integrated circuit
Module is realizing.So, the present invention is not restricted to the combination of any specific hardware and software.
Each embodiment in this specification is described by the way of progressive, what each embodiment was stressed
All be the difference with other embodiment, the same or analogous part between each embodiment mutually referring to
.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for this area skill
For art personnel, the present invention can have various changes and change.All institutes within spirit and principles of the present invention
Any modification, equivalent substitution and improvements of work etc., should be included within the scope of the present invention.
Claims (12)
1. the Serving cell changing method of a kind of mobile terminal, it is characterised in that methods described includes：
Second service cell equipment is received after the first terminal handover request that first service cell equipment sends, and is obtained
Take the 3rd Serving cell equipment matched with the first service cell equipment, the first service cell and institute
State the adjacent area pair that the 3rd Serving cell is the second service cell storage；
The second service cell equipment complete corresponding to the first terminal handover request handover operation it
Afterwards, second terminal handover request is sent to the 3rd Serving cell equipment, so that the 3rd Serving cell
Equipment completes switching corresponding with the second terminal handover request and prepares operation.
2. method according to claim 1, it is characterised in that methods described also includes：
The second service cell equipment receives the switching of the 3rd Serving cell equipment transmission and prepares successfully
Response.
3. method according to claim 1, it is characterised in that described to the 3rd Serving cell
Equipment is sent after second terminal handover request, and methods described also includes：
The second service cell equipment is received after the handover measurement report that the mobile terminal sends, to described
Mobile terminal sends switching command.
4. method according to claim 1, it is characterised in that the second service cell equipment connects
After receiving the first terminal handover request that first service cell equipment sends, the second service cell equipment is performed
Switching corresponding with the first terminal handover request prepares.
5. according to the arbitrary described method of claim 1-4, it is characterised in that the first terminal switching
Request and the second terminal handover request are sent by S1 mouths；Or the first terminal handover request and
The second terminal handover request is sent by X2 mouths.
6. according to the arbitrary described method of claim 1-4, it is characterised in that the first service cell
With the 3rd Serving cell be downline, the service spatially adjacent with the second service subdistrict position
Cell.
7. a kind of Serving cell equipment, it is characterised in that the equipment includes：
Target device acquisition module, for receiving the first terminal handover request of first service cell equipment transmission
Afterwards, the second service cell equipment matched with the first service cell equipment is obtained, the first service is little
Area and the 3rd Serving cell are an adjacent area pair of the Serving cell equipment storage；
Request sending module, for completing the handover operation corresponding to the first terminal handover request after,
Second terminal handover request is sent to the second service cell equipment, so that the second service cell equipment
Complete switching corresponding with the second terminal handover request and prepare operation.
8. Serving cell equipment according to claim 7, it is characterised in that the Serving cell sets
It is standby also to include：
Response receiver module, for receiving the switching that the second service cell equipment sends success response is prepared.
9. Serving cell equipment according to claim 7, it is characterised in that the Serving cell sets
It is standby also to include：
Order sending module, for sending after second terminal handover request to the second service cell equipment,
And receive after the handover measurement report that the mobile terminal sends, send switching command to the mobile terminal.
10. Serving cell equipment according to claim 7, it is characterised in that the Serving cell sets
It is standby also to include：
Switching preparation module, for receive first service cell equipment transmission first terminal handover request after,
Perform switching corresponding with the first terminal handover request to prepare.
11. according to the arbitrary described Serving cell equipment of claim 6 to 10, it is characterised in that described
First terminal handover request and the second terminal handover request are sent by S1 mouths；Or first end
End handover request and the second terminal handover request are sent by X2 mouths.
12. according to the arbitrary described Serving cell equipment of claim 6 to 10, it is characterised in that described
First service cell and the second service cell are downline, clothes corresponding with the Serving cell equipment
The spatially adjacent Serving cell of business subdistrict position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726176.XA CN106658610A (en) | 2015-10-30 | 2015-10-30 | Service cell switching method of mobile terminal, and service cell device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726176.XA CN106658610A (en) | 2015-10-30 | 2015-10-30 | Service cell switching method of mobile terminal, and service cell device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106658610A true CN106658610A (en) | 2017-05-10 |
Family
ID=58830646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510726176.XA Withdrawn CN106658610A (en) | 2015-10-30 | 2015-10-30 | Service cell switching method of mobile terminal, and service cell device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106658610A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082434A1 (en) * | 2020-10-20 | 2022-04-28 | Oppo广东移动通信有限公司 | Method for communication between terminals, and terminal device and network device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102045797A (en) * | 2010-12-14 | 2011-05-04 | 迈普通信技术股份有限公司 | Method and system for accelerating cell switching in high-speed vehicle moving environment |
-
2015
- 2015-10-30 CN CN201510726176.XA patent/CN106658610A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102045797A (en) * | 2010-12-14 | 2011-05-04 | 迈普通信技术股份有限公司 | Method and system for accelerating cell switching in high-speed vehicle moving environment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082434A1 (en) * | 2020-10-20 | 2022-04-28 | Oppo广东移动通信有限公司 | Method for communication between terminals, and terminal device and network device |
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Application publication date: 20170510 |