CN105848163A - Method for dynamically integrating and reselecting cells - Google Patents
Method for dynamically integrating and reselecting cells Download PDFInfo
- Publication number
- CN105848163A CN105848163A CN201610409088.1A CN201610409088A CN105848163A CN 105848163 A CN105848163 A CN 105848163A CN 201610409088 A CN201610409088 A CN 201610409088A CN 105848163 A CN105848163 A CN 105848163A
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- mobile device
- community
- target cell
- speed motion
- motion state
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
- H04W16/10—Dynamic resource partitioning
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/18—Network planning tools
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
-
- 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
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0061—Transmission or use of information for re-establishing the radio link of neighbour cell information
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention presents a method for dynamically integrating and reselecting cells. The method includes the following steps that: the number of all mobile devices in a target cell and the number of mobile devices in high-speed motion states in the target cell are obtained; the first ratio of the mobile devices in the high-speed motion states in the current target cell is calculated; and when the ratio of all mobile devices except the mobile devices in the high-speed motion states in the target cell is larger than a second threshold value, cell integration is performed on the target cell and adjacent cells, and an integrated cell is reselected to transmit data to the mobile devices in the high-speed motion states. With the method of the invention adopted, the capacity of cells along a high-speed railway can be increased, and the communication quality of UE in a high speed mobile state can be ensured.
Description
Technical field
The application relates to communication technical field, particularly relates to a kind of Dynamic Integration re-selecting cell method.
Background technology
In 3GPP Long Term Evolution, LTE cell combining is that high ferro covers conventional technology, is single physical community to be integrated into a logic district and realizes the unbroken communication technology of whole process of high ferro.LTE community integration technology expands the coverage of community, decreases switching times when high ferro user uses LTE network and handover delay, and then reduces user and disconnect the phenomenon of the information transmission temporarily interruption produced when network switch with network.
How to start to integrate, integrate under what circumstances, how making the Consumer's Experience after integrating strengthen is the emphasis of current research.
Summary of the invention
In order to solve the problems referred to above, the present invention proposes a kind of Dynamic Integration re-selecting cell method, including:
Step 101, obtain the number of all mobile devices in current goal community and be in the number of mobile device of high-speed motion state, described Target cell can be adjacent community and be integrated into a logic district, and described Target cell and described neighbor cell are the community along the distribution of high-speed motion circuit, described in be in the mobile device of high-speed motion state be the mobile device being in connection mode and movement velocity more than first threshold；
Step 103, calculating current goal community are in the first ratio of the mobile device of high-speed motion state；
Step 105, in described Target cell except the ratio of mobile device of high-speed motion state is more than in the case of Second Threshold, described Target cell and described neighbor cell are carried out community integration, and the community after integrating by gravity treatment is to the mobile device transmission data being in high-speed motion state.
Wherein, also include:
At described first ratio less than or equal to Second Threshold, and in the case of described Target cell is in community integrated state with described neighbor cell, described Target cell and described neighbor cell are carried out community fractionation.
Wherein, described step 105 refers to:
In described Target cell, the first ratio is more than in the case of Second Threshold, it is judged that described in be in the direction of motion of mobile device of high-speed motion state；
According to described moving direction, described Target cell is integrated with the neighbor cell that will enter.
Wherein, it is judged that the direction of motion of described mobile device includes:
The mobile device being in high-speed motion state described in acquisition carries out the historical record of community switching；
The historical record switched according to described community, it is judged that described in be in the moving direction of mobile device of high-speed motion state.
Wherein, it is judged that the direction of motion of described mobile device also includes:
Obtain unique mark that the described Target cell last time carries out the neighbor cell of community integration, described be uniquely designated the described Digital ID being marked the most successively along the community of high-speed motion circuit distribution；
Unique mark according to described Target cell and unique mark of the described neighbor cell of acquisition, it is judged that described in prediction, be in the direction of motion of the mobile device of high-speed motion state.
Wherein, the first carrier frequency and the second carrier frequency are all supported in described Target cell and neighbor cell；
Described Target cell and neighbor cell are carried out community integration before, also include:
Detect and whether described Target cell exist the mobile device being in low-speed motion state, described in be in the mobile device of low-speed motion state be to be in connection mode and the mobile device of movement velocity community first threshold；
If it is present the described mobile device being in low-speed motion state is switched on described first carrier frequency carry out data transmit-receive, and it is switched to the described mobile device being in high-speed motion state on described second carrier frequency carry out data transmit-receive.
Wherein, also include: when there is the mobile device being in low-speed motion state on the first carrier frequency judged in described Target cell, then the mobile device that at least one is in low-speed motion state is switched on described second carrier frequency carry out data transmit-receive.
Wherein, described Target cell and described neighbor cell are integrated into a logic district, including:
All it is revised as described Target cell and described neighbor cell respective Physical Cell Identifier PCI presetting PCI；
Integrate principle according to default community and described Target cell and described neighbor cell are carried out parameter setting.
Wherein, described integrated by gravity treatment after community to be in high-speed motion state mobile device send data include:
Worked in coordination with by the described Target cell in the community after integrating and neighbor cell and send data to the described mobile device being in high-speed motion state.
Wherein, the described community along the distribution of high-speed motion route uses the mobile retransmission net IPRAN networking mode of IPization；
Described integrated by gravity treatment after community to be in high-speed motion state mobile device send data include:
Judge whether described in the community after integrating be community, same site between Target cell and neighbor cell；
If it is, described Target cell and neighboring cell synchronization send data to the described mobile device being in high-speed motion state；
If it is not, then the propagation delay time information obtained between described Target cell and neighbor cell；
Described Target cell, according to the described propagation delay time message delay corresponding time, sends data with described neighboring cell synchronization to the described mobile device being in high-speed motion state.
By above invention, it is effectively increased cell capacity the most along the line, ensure that the communication quality of the UE being in high-speed moving state simultaneously.
Accompanying drawing explanation
Fig. 1 is the flow chart of a kind of Dynamic Integration re-selecting cell method consistent with the embodiment of the present invention.
Specific embodiment
In the description of this specification, reference term " embodiment ", " some embodiments ",
The description of " example ", " concrete example " or " some examples " etc. means that the specific features, structure, material or the feature that combine this embodiment or example description are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in any one or more embodiments or example in an appropriate manner.
As it is shown in figure 1, the present invention proposes a kind of Dynamic Integration re-selecting cell method, including:
Step 101, obtain the number of all mobile devices in current goal community and be in the number of mobile device of high-speed motion state, described Target cell can be adjacent community and be integrated into a logic district, and described Target cell and described neighbor cell are the community along the distribution of high-speed motion circuit, described in be in the mobile device of high-speed motion state be the mobile device being in connection mode and movement velocity more than first threshold；
Step 103, calculating current goal community are in the first ratio of the mobile device of high-speed motion state；
Step 105, in described Target cell except the ratio of mobile device of high-speed motion state is more than in the case of Second Threshold, described Target cell and described neighbor cell are carried out community integration, and the community after integrating by gravity treatment is to the mobile device transmission data being in high-speed motion state.
Wherein, also include:
At described first ratio less than or equal to Second Threshold, and in the case of described Target cell is in community integrated state with described neighbor cell, described Target cell and described neighbor cell are carried out community fractionation.
Wherein, described step 105 refers to:
In described Target cell, the first ratio is more than in the case of Second Threshold, it is judged that described in be in the direction of motion of mobile device of high-speed motion state；
According to described moving direction, described Target cell is integrated with the neighbor cell that will enter.
Wherein, it is judged that the direction of motion of described mobile device includes:
The mobile device being in high-speed motion state described in acquisition carries out the historical record of community switching；
The historical record switched according to described community, it is judged that described in be in the moving direction of mobile device of high-speed motion state.
Wherein, it is judged that the direction of motion of described mobile device also includes:
Obtain unique mark that the described Target cell last time carries out the neighbor cell of community integration, described be uniquely designated the described Digital ID being marked the most successively along the community of high-speed motion circuit distribution；
Unique mark according to described Target cell and unique mark of the described neighbor cell of acquisition, it is judged that described in prediction, be in the direction of motion of the mobile device of high-speed motion state.
Wherein, the first carrier frequency and the second carrier frequency are all supported in described Target cell and neighbor cell；
Described Target cell and neighbor cell are carried out community integration before, also include:
Detect and whether described Target cell exist the mobile device being in low-speed motion state, described in be in the mobile device of low-speed motion state be to be in connection mode and the mobile device of movement velocity community first threshold；
If it is present the described mobile device being in low-speed motion state is switched on described first carrier frequency carry out data transmit-receive, and it is switched to the described mobile device being in high-speed motion state on described second carrier frequency carry out data transmit-receive.
Wherein, also include: when there is the mobile device being in low-speed motion state on the first carrier frequency judged in described Target cell, then the mobile device that at least one is in low-speed motion state is switched on described second carrier frequency carry out data transmit-receive.
Wherein, described Target cell and described neighbor cell are integrated into a logic district, including:
All it is revised as described Target cell and described neighbor cell respective Physical Cell Identifier PCI presetting PCI；
Integrate principle according to default community and described Target cell and described neighbor cell are carried out parameter setting.
Wherein, described integrated by gravity treatment after community to be in high-speed motion state mobile device send data include:
Worked in coordination with by the described Target cell in the community after integrating and neighbor cell and send data to the described mobile device being in high-speed motion state.
Wherein, the described community along the distribution of high-speed motion route uses the mobile retransmission net IPRAN networking mode of IPization；
Described integrated by gravity treatment after community to be in high-speed motion state mobile device send data include:
Judge whether described in the community after integrating be community, same site between Target cell and neighbor cell；
If it is, described Target cell and neighboring cell synchronization send data to the described mobile device being in high-speed motion state；
If it is not, then the propagation delay time information obtained between described Target cell and neighbor cell；
Described Target cell, according to the described propagation delay time message delay corresponding time, sends data with described neighboring cell synchronization to the described mobile device being in high-speed motion state.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: these embodiments can carry out in the case of without departing from the principle of the present invention and objective multiple change, revise, replace and modification, the scope of the present invention is limited by claim and equivalent thereof.
Claims (10)
1. a Dynamic Integration re-selecting cell method, including:
Step 101, obtain the number of all mobile devices in current goal community and be in the number of mobile device of high-speed motion state, described Target cell can be adjacent community and be integrated into a logic district, and described Target cell and described neighbor cell are the community along the distribution of high-speed motion circuit, described in be in the mobile device of high-speed motion state be the mobile device being in connection mode and movement velocity more than first threshold；
Step 103, calculating current goal community are in the first ratio of the mobile device of high-speed motion state；
Step 105, in described Target cell except the ratio of mobile device of high-speed motion state is more than in the case of Second Threshold, described Target cell and described neighbor cell are carried out community integration, and the community after integrating by gravity treatment is to the mobile device transmission data being in high-speed motion state.
2. method as claimed in claim 1, also includes:
At described first ratio less than or equal to Second Threshold, and in the case of described Target cell is in community integrated state with described neighbor cell, described Target cell and described neighbor cell are carried out community fractionation.
3. method as claimed in claim 1 or 2, described step 105 refers to:
In described Target cell, the first ratio is more than in the case of Second Threshold, it is judged that described in be in the direction of motion of mobile device of high-speed motion state；
According to described moving direction, described Target cell is integrated with the neighbor cell that will enter.
4. method as claimed in claim 3, it is judged that the direction of motion of described mobile device includes:
The mobile device being in high-speed motion state described in acquisition carries out the historical record of community switching；
The historical record switched according to described community, it is judged that described in be in the moving direction of mobile device of high-speed motion state.
5. method as claimed in claim 3, it is judged that the direction of motion of described mobile device also includes:
Obtain unique mark that the described Target cell last time carries out the neighbor cell of community integration, described be uniquely designated the described Digital ID being marked the most successively along the community of high-speed motion circuit distribution；
Unique mark according to described Target cell and unique mark of the described neighbor cell of acquisition, it is judged that described in prediction, be in the direction of motion of the mobile device of high-speed motion state.
6. method as claimed in claim 1, the first carrier frequency and the second carrier frequency are all supported in described Target cell and neighbor cell；
Described Target cell and neighbor cell are carried out community integration before, also include:
Detect and whether described Target cell exist the mobile device being in low-speed motion state, described in be in the mobile device of low-speed motion state be to be in connection mode and the mobile device of movement velocity community first threshold；
If it is present the described mobile device being in low-speed motion state is switched on described first carrier frequency carry out data transmit-receive, and it is switched to the described mobile device being in high-speed motion state on described second carrier frequency carry out data transmit-receive.
7. method as claimed in claim 7, also include: when there is the mobile device being in low-speed motion state on the first carrier frequency judged in described Target cell, then the mobile device that at least one is in low-speed motion state is switched on described second carrier frequency carry out data transmit-receive.
8. method as claimed in claim 1, is integrated into a logic district by described Target cell and described neighbor cell, including:
All it is revised as described Target cell and described neighbor cell respective Physical Cell Identifier PCI presetting PCI；
Integrate principle according to default community and described Target cell and described neighbor cell are carried out parameter setting.
9. as claimed in claim 1 method, described integrated by gravity treatment after community send data to the mobile device being in high-speed motion state and include:
Worked in coordination with by the described Target cell in the community after integrating and neighbor cell and send data to the described mobile device being in high-speed motion state.
10. method as claimed in claim 1, it is characterised in that:
The described community along the distribution of high-speed motion route uses the mobile retransmission net IPRAN networking mode of IPization；
Described integrated by gravity treatment after community to be in high-speed motion state mobile device send data include:
Judge whether described in the community after integrating be community, same site between Target cell and neighbor cell；
If it is, described Target cell and neighboring cell synchronization send data to the described mobile device being in high-speed motion state；
If it is not, then the propagation delay time information obtained between described Target cell and neighbor cell；
Described Target cell, according to the described propagation delay time message delay corresponding time, sends data with described neighboring cell synchronization to the described mobile device being in high-speed motion state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610409088.1A CN105848163A (en) | 2016-06-12 | 2016-06-12 | Method for dynamically integrating and reselecting cells |
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| CN201610409088.1A CN105848163A (en) | 2016-06-12 | 2016-06-12 | Method for dynamically integrating and reselecting cells |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108391301A (en) * | 2017-02-03 | 2018-08-10 | 电信科学技术研究院 | A kind of terminal access controlling method, terminal and base station |
| CN108616960A (en) * | 2017-02-03 | 2018-10-02 | 电信科学技术研究院 | A kind of method and device of access control |
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