CN102045686B - The method and apparatus of mobile management is supported in a kind of cordless communication network - Google Patents

The method and apparatus of mobile management is supported in a kind of cordless communication network Download PDF

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Publication number
CN102045686B
CN102045686B CN200910204753.3A CN200910204753A CN102045686B CN 102045686 B CN102045686 B CN 102045686B CN 200910204753 A CN200910204753 A CN 200910204753A CN 102045686 B CN102045686 B CN 102045686B
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described
community
cell
home
information
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CN200910204753.3A
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CN102045686A (en
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雷艺学
张永生
大塚裕幸
伍里·A·哈普萨里
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株式会社Ntt都科摩
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Abstract

The invention provides the method and apparatus supporting mobile management in a kind of cordless communication network.The adjacent cell information that the present invention reports according to Home eNodeB, set up and maintenance of neighbor relation information table, according to the relevant information in described neighbor relation information table, optimize the Cell searching of UE, cell reselection is measured and cell merge is measured, thus support is provided to the mobile management of Home eNodeB, and Cell searching can be improved and measure efficiency, thus improve the performance of cell reselection and switching.

Description

The method and apparatus of mobile management is supported in a kind of cordless communication network

Technical field

The present invention relates to cordless communication network technical field, be specifically related to the method and apparatus supporting mobile management in a kind of cordless communication network.

Background technology

3GPP long evolving system is very promising mobile communication system, it comes from traditional universal mobile telecommunications system (UMTS, Universal Mobile Telecommunications System) network, higher wireless access rate and better business support can be provided.Figure 1 shows that LTE network configuration diagram.In the lte networks, Mobility Management Entity (MME, Mobility Management Entity) connects base station by S1 interface.Home eNodeB (HeNB, Home eNode B) can direct-connected MME, also can pass through femto gateway (HeNB GW, HeNB Gateway) and be connected to MME.Introduce the concept of closed user group (CSG, Closed Subscriber Group) for HeNB in LTE.By adopting the access control of CSG, only have specific terminal (UE, User Equipment) that corresponding HeNB could be accessed.The Home eNodeB (HNB, Home NodeB) of UMTS system also has similar function.

Mobile management in UMTS, LTE and lte-a system between HNB/HeNB and other type of base station (as macro base station (macro eNB), micro-base station (micro eNB), scytoblastema station (pico eNB), via node (relay node) etc.) is a very important technology point, be related to HNB/HeNB and can support mobile service better, meet the demand of user and improve the competitiveness of operator.Figure 2 shows that base station, two kinds of principal home front yards handoff scenario.For macrocell is to a switching for home cell, another kind is the switching between Home eNodeB.

Summary of the invention

Technical problem to be solved by this invention is to provide the method and apparatus supporting mobile management in a kind of cordless communication network, effectively supports the solution of the mobile management problem of Home eNodeB.

For solving the problems of the technologies described above, the invention provides scheme as follows:

Support a method for mobile management in cordless communication network, comprising:

For each neighboring home community of arbitrary community in the neighbor relation information table built in advance, the switching priority of each neighboring home community described is safeguarded according to the statistical information of cell reselection and switching, wherein, described neighbor relation information table comprises the information of the information of the neighboring home community of macrocell and the neighboring home community of home cell, and the neighboring home community of described macrocell comprises the home cell in described macrocell coverage area;

According to the CSG information belonging to described switching priority and terminal, control described terminal and perform Cell searching, gravity treatment and handoff procedure.

Preferably, in said method, the described statistical information according to cell reselection and switching safeguards the switching priority of each neighboring home community described, comprising:

Judge to occur within the predetermined very first time from described arbitrary community successful switch and gravity treatment to the number of times of each neighboring home community described, and the switching priority of each neighboring home community described is set according to described number of times, wherein, the switching priority of described neighboring home community often, higher than the switching priority of the few neighboring home community of described number of times.

Preferably, in said method, the described statistical information according to cell reselection and switching safeguards the switching priority of each neighboring home community described, also comprises:

Judge whether occur, from described arbitrary community to the failure of the cell merge of each neighboring home community described, if so, then to reduce the switching priority of each neighboring home community described according to predetermined policy within the described predetermined very first time.

Preferably, in said method, the structure of described neighbor relation information table, comprising:

The information of the information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place that this Home eNodeB that reception Home eNodeB reports is corresponding;

The information of the information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place that this Home eNodeB reported according to each Home eNodeB is corresponding, sets up and maintenance of neighbor relation information table.

Preferably, in said method,

The information of the home cell that this Home eNodeB described is corresponding comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;

The information of the neighboring home community of this Home eNodeB described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;

The information of the macrocell at this Home eNodeB place described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;

The information of the neighboring home community of described macrocell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;

The information of the neighboring home community of described home cell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark.

Preferably, in said method, the information of described neighbor relation information table and described switching priority is kept at the network node place of network side;

Further by the CSG information of described network node belonging to the information of the switching priority of the neighbor cell of the information of the neighbor cell of the current residing community of described terminal, current the first residing community of described terminal and described terminal, control described terminal and perform described Cell searching, gravity treatment and handoff procedure.

Preferably, in said method, the described terminal of described control performs described Cell searching, gravity treatment and handoff procedure, comprising:

To the neighboring home community of the first community, sort according to the sequencing of the home cell of the home cell of described CSG, the home cell of the non-described CSG of opening/mixed mode and the non-described CSG of closed mode; Wherein, in the home cell of described CSG, in the home cell of the non-described CSG of described opening/mixed mode and in the home cell of the non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community;

Described network node controls the described terminal community forward to the sequence in the neighboring home community of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure.

Preferably, in said method, the described terminal of described control performs described Cell searching, gravity treatment and handoff procedure, also comprises:

Described network node is further when the mobility status of described terminal indicates the translational speed of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, in the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.

Preferably, in said method, the information of described neighbor relation information table and described switching priority is kept at the network node place of network side;

Described network node selects the information of the neighbor cell of First Family community from described neighbor relation information table, and by First Family base station that the information of the switching priority of the neighbor cell of the information of the neighbor cell of described First Family community and described First Family community sends to described First Family community corresponding, wherein, the neighbor cell of described First Family community comprises: the macrocell at the neighboring home community of described First Family community, place, described First Family base station;

Further by described First Family base station, according to the information of the switching priority of the information of the neighbor cell of described First Family community, the neighbor cell of described First Family community and enter described First Family community first terminal belonging to a CSG information, control described first terminal and perform described Cell searching, gravity treatment and handoff procedure.

Preferably, in said method, the information of described neighbor relation information table and described switching priority is kept at the network node place of network side;

Described network node selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described first macrocell and described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of described first macrocell comprises the neighboring home community of described first macrocell;

Further by described first macro base station according to the information of the switching priority of the information of the neighbor cell of described first macrocell, the neighbor cell of described first macrocell and enter described first macrocell first terminal belonging to a CSG information, control described first terminal and perform described Cell searching, gravity treatment and handoff procedure.

Preferably, in said method, the described first terminal of described control performs described Cell searching, gravity treatment and handoff procedure, comprising:

After described first terminal enters the overlay area of the first macrocell, the switching priority of the first macro base station each neighboring home community of a CSG information and this first macrocell belonging to the described first terminal obtained in advance, sorts to the neighboring home community of the first macrocell:

To the neighboring home community of the first macrocell, sort according to the sequencing of the home cell of the home cell of a described CSG, the home cell of a non-described CSG of opening/mixed mode and a non-described CSG of closed mode; Wherein, in the home cell of a described CSG, in the home cell of a non-described CSG of described opening/mixed mode and in the home cell of a non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community.

Preferably, in said method,

First macro base station configures according to the adjacent cell strategy of interface-free resources situation and/or described first terminal, the information of all or part of home cell in the neighboring home community of described first macrocell is sent to described first terminal, wherein, described part home cell is according to vertical order, the community selected from the neighboring home community of described first macrocell after sequence.

Preferably, in said method, described transmission comprises:

Network side paging is in the described first terminal of idle condition, sets up the connection with described first terminal, and connects by described the information sending described all or part of home cell; Or,

Network side waits for described first terminal generation cell merge or gravity treatment, and when described first terminal sends cell merge or gravity treatment, is sent the information of described all or part of home cell by the connection of the current foundation of described first terminal.

Preferably, in said method,

Be in the described first terminal of idle condition further according to sequence sequencing, the community that the sequence in the described all or part of home cell send network side is forward, preferentially carries out Cell searching and measurement, and carries out cell reselection according to measurement result.

Preferably, in said method, the neighbor cell of described first macrocell also comprises the adjacent macro cell of described first macrocell;

Described first macro base station is further when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding, when sending the information of described all or part of home cell, further the information of the adjacent macro cell of described first macrocell is sent to described first terminal, before the adjacent macro cell of wherein said first macrocell comes described all or part of home cell;

Described first terminal is further according to sequence sequencing, the community forward to the sequence in the information of adjacent macro cell of described first macrocell that network side sends and described all or part of home cell, preferentially carry out Cell searching and measurement, and carry out cell reselection according to measurement result.

Preferably, in said method,

When described first terminal is in connection status and needs to carry out cell merge, described first macro base station controls described terminal further according to sequence sequencing, to sort in the neighboring home community of described first macrocell of preferential measurement forward community, and perform cell merge according to measurement result.

Preferably, in said method, the neighbor cell of described first macrocell also comprises the adjacent macro cell of described first macrocell;

Described first macro base station is further when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding and described first terminal is in connection status and needs to carry out cell merge, control described terminal according to sequence sequencing, to sort in the adjacent macro cell of described first macrocell of preferential measurement and neighboring home community forward community, and perform cell merge according to measurement result, wherein, before the adjacent macro cell of described first macrocell comes the neighboring home community of described first macrocell.

Preferably, in said method, also comprise:

Safeguard the mobility status of described first terminal according to the type of community, specifically comprise:

Add up the number of times that cell reselection and switching occur described first terminal within predetermined second time;

Cell reselection between the macrocell that described first terminal is occurred within described predetermined second time and home cell and the number of times of switching, and the number of times sum of the cell reselection between home cell and switching, be multiplied with predetermined weights, obtain a product, wherein, described predetermined weights are greater than 0 and are less than 1;

Cell reselection between the macrocell occur described first terminal within described predetermined second time and the number of times of switching add described product, obtain one and value;

According to described and between value and multiple predetermined threshold magnitude relationship, determine the mobility status of described first terminal.

Preferably, in said method,

In the process performing described cell merge or gravity treatment, the information of the target household community comprised in the information of the described all or part of home cell that described first macrocell utilizes described network node to send further, perform cell merge, the information of described target household community at least comprises CSG ID and access module.

Present invention also offers the network node supporting mobile management in a kind of cordless communication network, comprising:

Switch priority maintenance unit, for each the neighboring home community for arbitrary community in the neighbor relation information table built in advance, safeguard the switching priority of each neighboring home community described according to the statistical information of cell reselection and switching; Wherein, described neighbor relation information table comprises the information of the information of the neighboring home community of macrocell and the neighboring home community of home cell, and the neighboring home community of described macrocell comprises the home cell in described macrocell coverage area;

Optimization process unit, for the CSG information belonging to described switching priority and terminal, controls described terminal and performs Cell searching, gravity treatment and handoff procedure.

Preferably, in above-mentioned network node,

Described switching priority maintenance unit, also for judge to occur within the predetermined very first time from described arbitrary community successful switch and gravity treatment to the number of times of each neighboring home community described, and the switching priority of each neighboring home community described is set according to described number of times, wherein, the switching priority of described neighboring home community often, higher than the switching priority of the few neighboring home community of described number of times.

Preferably, in above-mentioned network node,

Described switching priority setting unit, also whether occur from described arbitrary community to the failure of the cell merge of each neighboring home community described within the described predetermined very first time for judging, if so, the switching priority of each neighboring home community described is then reduced according to predetermined policy.

Preferably, in above-mentioned network node, also comprise:

Neighborhood maintenance unit, for receiving the information of this Home eNodeB that Home eNodeB the reports corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and macrocell at this Home eNodeB place, and the information of the corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place of this Home eNodeB reported according to each Home eNodeB, set up and maintenance of neighbor relation information table.

Preferably, in above-mentioned network node,

The information of the home cell that this Home eNodeB described is corresponding comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;

The information of the neighboring home community of this Home eNodeB described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;

The information of the macrocell at this Home eNodeB place described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;

The information of the neighboring home community of described macrocell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;

The information of the neighboring home community of described home cell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark.

Preferably, in above-mentioned network node,

Described optimization process unit, also for the neighboring home community to current the first residing community of described terminal, sort according to the sequencing of the home cell of the home cell of described CSG, the home cell of the non-described CSG of opening/mixed mode and the non-described CSG of closed mode; Wherein, in the home cell of described CSG, in the home cell of the non-described CSG of described opening/mixed mode and in the home cell of the non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community; And, control the community that described terminal is forward to the sequence in the neighboring home community of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure.

Preferably, in above-mentioned network node,

Described optimization process unit, time also for indicating the translational speed of described terminal at the mobility status of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, in the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.

Preferably, in above-mentioned network node, also comprise:

, within predetermined second time, there is the number of times of cell reselection and switching for adding up described terminal in mobility status maintenance unit; Cell reselection between the macrocell that described terminal is occurred within described predetermined second time and home cell and the number of times of switching, and the number of times sum of the cell reselection/switching between home cell, is multiplied with predetermined weights, obtains a product, wherein, described predetermined weights are greater than 0 and are less than 1; Cell reselection between the macrocell occur described terminal within described predetermined second time and the number of times of switching add described product, obtain one and value; According to described and between value and multiple predetermined threshold magnitude relationship, determine the mobility status of described terminal.

Preferably, in above-mentioned network node, also comprise:

First issues unit, for enter described First Family community at first terminal overlay area after, described network node selects the information of the neighbor cell of First Family community from described neighbor relation information table, and by First Family base station that the information of the switching priority of the neighbor cell of the information of the neighbor cell of described First Family community and described First Family community sends to described First Family community corresponding, wherein, the neighbor cell of First Family community comprises; The macrocell at the neighboring home community of described First Family community, place, described First Family base station.

Preferably, in above-mentioned network node, also comprise:

Second issues unit, for enter described first macrocell at first terminal overlay area after, described network node selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described first macrocell and described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of the first macrocell comprises the neighboring home community of described first macrocell.

As can be seen from the above, in cordless communication network provided by the invention, supporting the method and apparatus of mobile management, by building neighbor relation information table, support being provided to the mobile management of Home eNodeB.Further, the present invention is by issuing the information of relevant neighboring home community, and terminal can optimize Cell searching and measurement accordingly, improves the efficiency of Cell searching; Network side also according to this information, can optimize the cell merge of terminal, reduces the time of cell merge.

Accompanying drawing explanation

Fig. 1 is the LTE network Organization Chart of prior art;

Fig. 2 is two kinds of typical handoff scenario schematic diagrames of prior art;

Fig. 3 is for supporting the schematic flow sheet of the method for mobile management described in the embodiment of the present invention;

The relation schematic diagram of a kind of possible macrocell that Fig. 4 provides for the embodiment of the present invention and home cell;

The structural representation of the network node of mobile management is supported in a kind of cordless communication network that Fig. 5 provides for the embodiment of the present invention.

Embodiment

The present invention proposes the method and apparatus supporting mobile management in a kind of cordless communication network, according to the adjacent cell information that Home eNodeB reports, set up and maintenance of neighbor relation information table.Present invention also offers based on described neighbor relation information table, optimize the Cell searching of UE, the specific embodiment that cell reselection is measured and cell merge is measured.Below in conjunction with accompanying drawing overall view specific embodiment, the present invention is elaborated.It should be noted that the method for the invention and device not only can be applied to UMTS system and LTE system, the following evolution system LTE-A of LTE system can also be applied to.

< embodiment 1>

Present embodiments provide a kind of method supporting mobile management, make network side can get the relevant information of neighboring home base station, effectively support the solution of the mobile management problem of Home eNodeB.As shown in Figure 3, support the method for mobile management in cordless communication network described in the present embodiment, comprise the following steps:

Step 31, each Home eNodeB in network reports the information of the information of the home cell that this Home eNodeB is corresponding, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place to network node.

Here, the neighboring home community of this Home eNodeB refers to the neighboring home community of the home cell that this Home eNodeB is corresponding; The macrocell at this Home eNodeB place refers to that this Home eNodeB is positioned within the coverage of this macrocell.In the present invention, described " adjacent " refers to that there is common factor the overlay area between community, and above-mentioned " the neighboring home community of this Home eNodeB " and " macrocell at this Home eNodeB place " is all the neighbor cell of this Home eNodeB.

Here, described network node can be MME or other functional node.

Here, Home eNodeB, in its start with in running, utilizes self downlink receiver to scan, and collects the information of neighbor cell; The measurement report that UE also can be utilized to report to this base station to collect the information of neighbor cell, and then is reported to network node.

Here, it is some or all of that the information of the home cell that this Home eNodeB described is corresponding comprises in following parameter: physical-layer cell identifier (PCI, Physical CellIdentifier), cell global identity (E-CGI, E-UTRAN Cell Global Identifier), CSG identifies (CSG-ID), access module (AccessMode), Home eNodeB mark (HeNB ID) and tracing area and identifies (TAI, Tracking AreaIdentifier) etc.;

It is some or all of that the information of the neighboring home community of this Home eNodeB described comprises in following parameter: PCI, E-CGI, frequency point information, TAI etc.;

It is some or all of that the information of the macrocell at this Home eNodeB place described comprises in following parameter: PCI, E-CGI, frequency point information, TAI etc.

Step 32, network node gathers the information of this Home eNodeB that each Home eNodeB the reports corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and macrocell at this Home eNodeB place, and set up accordingly and maintenance of neighbor relation information table, described neighbor relation information table comprises: the information of the information of the neighboring home community of macrocell and the neighboring home community of home cell; Wherein, the neighboring home community of described macrocell comprises the home cell in described macrocell coverage area.

Here, the information of the neighboring home community of described macrocell comprises: PCI, E-CGI, CSG identify (CSG-ID), access module (Access Mode), Home eNodeB mark (HeNB ID) and TAI etc.; The information of the neighboring home community of described home cell comprises: PCI, E-CGI, CSG identify (CSG-ID), access module (Access Mode), Home eNodeB mark (HeNB ID) and TAI etc.

In above-mentioned steps 32, network node gathers the information of home cell corresponding to this Home eNodeB that each Home eNodeB reports, the information of the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place, obtain all home cells in each macrocell coverage area, and the details of home cell corresponding to this Home eNodeB reported according to each Home eNodeB, set up the details of all home cells in each macrocell coverage area, it is some or all of that these details specifically comprise in following parameter: PCI, E-CGI, CSG-ID, Access Mode, HeNB ID and TAI etc.For the neighboring home community of each home cell, also establish similar details.

Step 33a, optionally, network node can select the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the neighbor cell of described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of the first macrocell comprises the neighboring home community of described first macrocell;

Step 33b, optionally, network node can select the information of the neighbor cell of First Family community from described neighbor relation information table, and the First Family base station sending to described First Family community corresponding the information of the neighbor cell of described First Family community, wherein, the neighbor cell of First Family community comprises; The macrocell at the neighboring home community of described First Family community, place, described First Family base station.

As can be seen from the above, pass through the present embodiment, network node can get the details of the neighboring home community of each community, and can issue the details of corresponding neighbor cell further to macro base station/Home eNodeB, thus provides support for the mobile management of Home eNodeB.Following examples will to how using this information to support that mobile management is described.

< embodiment 2>

The basis of the described neighbor relation information table that the present embodiment builds in embodiment 1 is implemented, and network side arranges switching priority to the neighboring home community in neighbor relation information table further, and carries out prioritization accordingly in subsequent embodiment.Network side described here can be the network node described in embodiment 1, also can be macro base station or Home eNodeB.

The information of the information of the neighboring home community of macrocell and the neighboring home community of home cell is included in described neighbor relation information table.For the arbitrary community (can be macrocell or home cell) in described neighbor relation information table, in described neighbor relation information table, include the information of all neighboring home communities of this arbitrary community.Such as, for Fig. 4, a kind of possible situation is: for macrocell 1, and its neighboring home community is home cell 1 ~ 9.For home cell 2, its neighboring home community is home cell 1,3,4.

In the present embodiment, further for each neighboring home community of community arbitrary in neighbor relation information table, add up the number of times from described arbitrary community successful switch to each neighboring home community described occurred within the predetermined very first time respectively, and according to described number of times, the switching priority of each neighboring home community described is set,, the switching priority of the neighboring home community that wherein said number of times is high, higher than the switching priority of the low neighboring home community of described number of times.

Such as, suppose that the predetermined very first time is 2 hours:

For the neighboring home community 1 of macrocell 1, add up the number of times from macrocell 1 successful switch to home cell 1 occurred in these 2 hours, obtain number of times 1;

For the neighboring home community 2 of macrocell 1, add up the number of times from macrocell 1 successful switch to home cell 2 occurred in these 2 hours, obtain number of times 2;

For the neighboring home community 1 of macrocell 1, add up the number of times from macrocell 1 successful switch to home cell 3 occurred in these 2 hours, obtain number of times 3;

For the neighboring home community 9 of macrocell 1, add up the number of times from macrocell 1 successful switch to home cell 9 occurred in these 2 hours, obtain number of times 9.

Suppose above-mentioned number of times 1 > several 2 > several 3 > ... number of times 8 > time several 9, then for the neighboring home community 1 ~ 9 of macrocell 1, their switching priority also reduces from high to low one by one.Concrete switching priority can use numeral.

Certainly, here also multiple threshold value can be pre-set, higher threshold value corresponds to higher switching priority, then by the number of times of each neighboring home community compared with described multiple threshold value, wherein maximum threshold value is found from the threshold value being less than described number of times, the switching priority that this maximum threshold value is corresponding is exactly the switching priority of this neighboring home community.

In the present embodiment, after the switching priority that each neighboring home community is set according to described number of times, network node can also judge whether the cell merge failure from this arbitrary community to this each neighboring home community occurs within the described predetermined very first time further, if so, the switching priority of this each neighboring home community is then reduced according to predetermined policy.Described predetermined policy can sets itself, such as, once occur to the handoff failure of certain neighboring home community, just the switching priority of this neighboring home community reduced one-level or the switching priority of this neighboring home community be arranged to a minimum numerical value or forbid the object community etc. of this neighboring home community as cell merge.

< embodiment 3>

In the present invention, on the basis of the switching priority of embodiment 2, sort according to switching priority, then, for the terminal of idle condition, network side needs the neighboring home community that selected and sorted is forward from neighbor relation information table to be sent to terminal, to optimize Cell searching and for carrying out the measurement that cell reselection carries out.For the terminal of connection status, network side is according to neighbor relation information table and switch priority, and control terminal preferentially measures in neighboring home community forward community of sorting.

In the present invention, can by described network node or base station (macro base station or Home eNodeB) come control terminal perform optimize Cell searching, gravity treatment and handoff procedure.Be described for network node in the present embodiment.

In the present embodiment, because network node place has preserved the information of described neighbor relation information table and described switching priority, network node can CSG information directly belonging to the information of the switching priority of the neighbor cell of the information of the neighbor cell of the current residing community of terminal, current the first residing community of described terminal and described terminal, controls described terminal and perform described Cell searching, gravity treatment and handoff procedure.

Here, the described terminal of described control performs described Cell searching, gravity treatment and handoff procedure, specifically comprises:

To the neighboring home community of the first community, sort according to the sequencing of the home cell of the home cell of described CSG, the home cell of the non-described CSG of opening/mixed mode and the non-described CSG of closed mode; Wherein, in the home cell of described CSG, in the home cell of the non-described CSG of described opening/mixed mode and in the home cell of the non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community;

Described network node controls the described terminal community forward to the sequence in the neighboring home community of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure.Here, described network node can also further when the mobility status of described terminal indicates the translational speed of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, the neighbor cell of described first community comprises neighboring home community and the adjacent macro cell of described first community; In the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.

In the present embodiment, the described terminal of described control performs described Cell searching, gravity treatment and handoff procedure, also comprises:

Described network node is further when the mobility status of described terminal indicates the translational speed of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, in the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.

< embodiment 4>

In the present embodiment, can by described network node or base station (macro base station or Home eNodeB) come control terminal perform optimize Cell searching, gravity treatment and handoff procedure.

The present embodiment is being performed the Cell searching optimized by base station control terminal, when gravity treatment and handoff procedure, such as, the First Family base station corresponding by First Family community performs the Cell searching optimized, when gravity treatment and handoff procedure, described network node selects the information of the neighbor cell of First Family community from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described First Family community and described First Family community is sent to described First Family base station, wherein, the neighbor cell of described First Family community comprises: the neighboring home community of described First Family community, the macrocell at place, described First Family base station, then, by described First Family base station, according to the information of the switching priority of the information of the neighbor cell of described First Family community, the neighbor cell of described First Family community and enter described First Family community first terminal belonging to a CSG information, control described first terminal and perform described Cell searching, gravity treatment and handoff procedure.

The present embodiment by the first macrocell corresponding first macro base station perform optimize Cell searching, gravity treatment and handoff procedure time, described network node selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described first macrocell and described first macrocell is sent to described first macro base station, wherein, the neighbor cell of described first macrocell comprises the neighboring home community of described first macrocell; Then, by described first macro base station according to the information of the switching priority of the information of the neighbor cell of described first macrocell, the neighbor cell of described first macrocell and enter described first macrocell first terminal belonging to a CSG information, control described first terminal and perform described Cell searching, gravity treatment and handoff procedure.Here, the described first terminal of described control performs described Cell searching, gravity treatment and handoff procedure, specifically comprises:

1) after described first terminal enters the overlay area of the first macrocell, the switching priority of the first macro base station each neighboring home community of a CSG information and this first macrocell belonging to the described first terminal obtained in advance, sorted in the neighboring home community of the first macrocell: to the neighboring home community of the first macrocell, sort according to the sequencing of the home cell of the home cell of a described CSG, the home cell of a non-described CSG of opening/mixed mode and a non-described CSG of closed mode; Wherein, in the home cell of a described CSG, in the home cell of a non-described CSG of described opening/mixed mode and in the home cell of a non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community.

2) then, first macro base station configures according to the adjacent cell strategy of interface-free resources situation and/or described first terminal, the information of all or part of home cell in the neighboring home community of described first macrocell is sent to described first terminal, wherein, described part home cell is according to vertical order, the community selected from the neighboring home community of described first macrocell after sequence.

Here, described transmission specifically comprises: network side paging is in the described first terminal of idle condition, sets up the connection with described first terminal, and connects by described the information sending described all or part of home cell; Or network side waits for described first terminal generation cell merge or gravity treatment, and when described first terminal sends cell merge or gravity treatment, sent the information of described all or part of home cell by the connection of the current foundation of described first terminal.

3) the described first terminal of idle condition is in further according to sequence sequencing, the community that sequence in the described all or part of home cell send network side is forward, preferentially carry out Cell searching and measurement, and carry out cell reselection according to measurement result; When described first terminal is in connection status and needs to carry out cell merge, described first macro base station controls described terminal further according to sequence sequencing, to sort in the neighboring home community of described first macrocell of preferential measurement forward community, and perform cell merge according to measurement result.

In the present embodiment, the described first terminal of described control performs described Cell searching, gravity treatment and handoff procedure, also comprises:

For cell reselection, described first macro base station is further when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding, when sending the information of described all or part of home cell, further the information of the adjacent macro cell of described first macrocell is sent to described first terminal, before the adjacent macro cell of wherein said first macrocell comes described all or part of home cell; Described first terminal is further according to sequence sequencing, the community forward to the sequence in the information of adjacent macro cell of described first macrocell that network side sends and described all or part of home cell, preferentially carry out Cell searching and measurement, and carry out cell reselection according to measurement result.

For cell merge, described first macro base station is further when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding and described first terminal is in connection status and needs to carry out cell merge, control described terminal according to sequence sequencing, to sort in the adjacent macro cell of described first macrocell of preferential measurement and neighboring home community forward community, and perform cell merge according to measurement result, wherein, before the adjacent macro cell of described first macrocell comes the neighboring home community of described first macrocell.

In order to be easier to understand above-mentioned sortord, composition graphs 4 is described further.Suppose that first terminal enters the coverage of macrocell 1, CSG belonging to first terminal is CSG1, the switching priority of the neighboring home community 1 ~ 9 of macrocell 1 is successively decreased one by one, namely the switching priority of home cell 1 is the highest, the switching priority of home cell 9 is the highest, and the CSG belonging to each home cell and mode of operation are all as shown in Figure 4.According to above-mentioned sortord, sorted in home cell 1 ~ 9:

First, according to the home cell of the home cell of CSG1, the home cell of the non-CSG1 of opening/mixed mode and the non-CSG1 of closed mode, home cell 1 ~ 9 is divided into 3 groups:

First group is the home cell of CSG1, comprising: home cell 3,7,8;

Second group is the home cell of the non-CSG1 of opening/mixed mode, comprising: home cell 5,6,9;

3rd group is the home cell of the non-CSG1 of closed mode, comprising: home cell 1,2,4;

Then, in each group, according to the sequence arrangement switching priority, because the switching priority of home cell 1 ~ 9 is successively decreased one by one, so final ranking results is:

Home cell 3,7,8,5,6,9,1,2,4.

After the neighboring home ranking cells of the first macrocell is completed, network side (as the first macro base station) according to interface-free resources situation and/or as described in first terminal adjacent cell strategy configuration, the information of all or part of home cell in the neighboring home community of described first macrocell is sent to described first terminal, wherein, described part home cell is the community gone out according to vertical selective sequential from the neighboring home community of described first macrocell after sequence.Such as, when interface-free resources is nervous, can the information of transmitting portion home cell, otherwise, when interface-free resources is rich, the information of whole home cell can be sent; Such as, when the adjacent cell strategy configuration instruction of first terminal can receive the information of adjacent cells of predetermined quantity, the information of the home cell of respective numbers is just sent.

In the present embodiment, first terminal, when being in idle condition, after the information of the described all or part of home cell that just can issue according to the network side received, carrying out Cell searching and measurement, and carries out cell reselection according to measurement result.Cell searching of the prior art, LTE and LTE-A supports that UE carries out blind searching (autonomous search), to promote the ability of UE, but this poor efficiency that result also in Cell searching and measure.The present embodiment is by providing the information of suitable home cell, and UE searches for accordingly, can improve search efficiency.

In the present embodiment, when described first terminal is in connection status and needs to carry out cell merge, the current service cell of described first terminal controls described terminal further and preferentially measures in the neighboring home community of described first macrocell forward home cell of sorting, and performs cell merge according to measurement result.And, the present embodiment is in the process performing described cell merge, the information of the target household community comprised in the information of the described all or part of home cell that current service cell utilizes network side to send further, perform cell merge, the information of described target household community at least comprises CSG ID and access module.Due to before switching occurs, current service cell or network node place have preserved the information of target household community, current service cell without the need to obtaining by the base station that signaling is corresponding from target household community after switching generation again, and therefore the present embodiment can shorten switching time.

< embodiment 5>

The present embodiment further considers the mobility status of terminal on the basis of embodiment 4, and then determines how to issue information of adjacent cells to Idle state UE, or the measuring object of control connection state UE, optimizes cell reselection and handoff procedure respectively.

For the first terminal of idle condition, after it enters the coverage of the first macrocell, the mobility status of first terminal as described in network side (as the first macro base station) judges further, when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding, when sending the information of described all or part of home cell, further the information of the adjacent macro cell of described first macrocell is sent to described first terminal, before the adjacent macro cell of wherein said first macrocell comes described all or part of home cell; Described first terminal is further according to sequence sequencing, the community forward to the sequence in the information of adjacent macro cell of described first macrocell that network side sends and described all or part of home cell, preferentially carry out Cell searching and measurement, and carry out cell reselection according to measurement result.Such as, when described predetermined first thresholding corresponds to high-speed moving state, the present embodiment when terminal is in high-speed mobile, preferentially can send macro cell message, makes terminal preferentially reside in macrocell.When terminal is in low speed or middling speed mobile status, then directly sends the information of described all or part of home cell, namely preferentially send home cell.Process of transmitting follows the method described in embodiment 4.

For the first terminal of connection status, after it enters the coverage of the first macrocell, the mobility status of first terminal as described in network side (as the first macro base station) judges further, indicate the translational speed of described first terminal higher than predetermined first thresholding at the mobility status of described first terminal, and described first terminal is when being in connection status and needing to carry out cell merge, control described terminal according to sequence sequencing, to sort in the adjacent macro cell of described first macrocell of preferential measurement and neighboring home community forward community, and perform cell merge according to measurement result, wherein, before the adjacent macro cell of described first macrocell comes the neighboring home community of described first macrocell.Like this, when terminal is in high-speed mobile, the present embodiment can make terminal preferentially be switched to macrocell but not home cell, frequently occurs to avoid cell merge.

In the present embodiment, when determining the mobile status of first terminal, further consider that the coverage of home cell is less than the coverage of macro base station usually, therefore preferably determine the mobile status of first terminal in the present embodiment in such a way, thus the current moving state of terminal can be reflected more realistically:

Network side adds up the number of times that cell reselection and switching occur described first terminal within predetermined second time;

Cell reselection between the macrocell that described first terminal is occurred within described predetermined second time and home cell and the number of times of switching, and the number of times sum of the cell reselection between home cell and switching, be multiplied with predetermined weights, obtain a product, wherein, described predetermined weights are greater than 0 and are less than 1, and in practical application, these weights can be arranged according to the ratio of the coverage of home cell and macrocell;

Cell reselection between the macrocell occur described first terminal within described predetermined second time and the number of times of switching add described product, obtain one and value;

According to described and between value and multiple predetermined threshold magnitude relationship, determine the mobility status of described first terminal.Such as,

When described and value are more than or equal to predetermined first thresholding, judge that the mobility status of described first terminal is high-speed moving state;

When described and value are less than or equal to predetermined second thresholding, judge that the mobility status of described first terminal is constant speed mobile status;

When described and value are greater than described predetermined second thresholding and are less than described predetermined first thresholding, judge that the mobility status of described first terminal is middling speed mobile status.

Here, above-mentioned predetermined first thresholding is greater than predetermined second thresholding.

< embodiment 6>

Based on each embodiment above-mentioned, present embodiments provide corresponding equipment, in order to implement the method described in above-described embodiment.

As shown in Figure 5, present embodiments provide the network node supporting mobile management in a kind of cordless communication network, this network node comprises:

Switch priority maintenance unit, for each the neighboring home community for arbitrary community in the neighbor relation information table built in advance, safeguard the switching priority of each neighboring home community described according to the statistical information of cell reselection and switching; Wherein, described neighbor relation information table comprises: the information of the information of the neighboring home community of macrocell and the neighboring home community of home cell, and the neighboring home community of described macrocell comprises the home cell in described macrocell coverage area;

Optimization process unit, for the CSG information belonging to described switching priority and terminal, controls described terminal and performs Cell searching, gravity treatment and handoff procedure.

Here, described switching priority maintenance unit, also for judge to occur within the predetermined very first time from described arbitrary community successful switch and gravity treatment to the number of times of each neighboring home community described, and the switching priority of each neighboring home community described is set according to described number of times, wherein, the switching priority of described neighboring home community often, higher than the switching priority of the few neighboring home community of described number of times.

Described switching priority setting unit, also whether occur from described arbitrary community to the failure of the cell merge of each neighboring home community described within the described predetermined very first time for judging, if so, the switching priority of each neighboring home community described is then reduced according to predetermined policy.

Preferably, above-mentioned network node, also comprises:

Neighborhood maintenance unit, for receiving the information of this Home eNodeB that Home eNodeB the reports corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and macrocell at this Home eNodeB place, and the information of the corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place of this Home eNodeB reported according to each Home eNodeB, set up and maintenance of neighbor relation information table.

Here, the information of the home cell that this Home eNodeB described is corresponding comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;

The information of the neighboring home community of this Home eNodeB described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;

The information of the macrocell at this Home eNodeB place described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;

The information of the neighboring home community of described macrocell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;

The information of the neighboring home community of described home cell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark.

Preferably, in above-mentioned network node,

Described optimization process unit, also for the neighboring home community to current the first residing community of described terminal, sort according to the sequencing of the home cell of the home cell of described CSG, the home cell of the non-described CSG of opening/mixed mode and the non-described CSG of closed mode; Wherein, in the home cell of described CSG, in the home cell of the non-described CSG of described opening/mixed mode and in the home cell of the non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community; And, control the community that described terminal is forward to the sequence in the neighboring home community of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure.

Preferably, described optimization process unit, time also for indicating the translational speed of described terminal at the mobility status of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, in the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.

Preferably, above-mentioned network node, also comprises:

, within predetermined second time, there is the number of times of cell reselection and switching for adding up described terminal in mobility status maintenance unit; Cell reselection between the macrocell that described terminal is occurred within described predetermined second time and home cell and the number of times of switching, and the number of times sum of the cell reselection/switching between home cell, is multiplied with predetermined weights, obtains a product, wherein, described predetermined weights are greater than 0 and are less than 1; Cell reselection between the macrocell occur described terminal within described predetermined second time and the number of times of switching add described product, obtain one and value; According to described and between value and multiple predetermined threshold magnitude relationship, determine the mobility status of described terminal.

First issues unit, for enter described First Family community at first terminal overlay area after, described network node selects the information of the neighbor cell of First Family community from described neighbor relation information table, and by First Family base station that the information of the switching priority of the neighbor cell of the information of the neighbor cell of described First Family community and described First Family community sends to described First Family community corresponding, wherein, the neighbor cell of First Family community comprises; The macrocell at the neighboring home community of described First Family community, place, described First Family base station selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the neighbor cell of described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of the first macrocell comprises the neighboring home community of described first macrocell;

And/or the information of the neighbor cell of First Family community is selected from described neighbor relation information table, and the First Family base station sending to described First Family community corresponding the information of the neighbor cell of described First Family community, wherein, the neighbor cell of First Family community comprises; The macrocell at the neighboring home community of described First Family community, place, described First Family base station.

Second issues unit, for enter described first macrocell at first terminal overlay area after, described network node selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described first macrocell and described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of the first macrocell comprises the neighboring home community of described first macrocell.

In sum, support the method and apparatus of mobile management in the cordless communication network that the embodiment of the present invention provides, the mobile management of Home eNodeB can be provided, improve the efficiency of Cell searching and measurement, reduce the time of cell reselection and switching.

The method and apparatus of mobile management is supported in cordless communication network described in the embodiment of the present invention, be not restricted to listed in specification and execution mode utilization, it can be applied to the field of various applicable the present invention completely, easily can realize additional advantage and modify for those skilled in the art, therefore, when not deviating from the spirit and scope of the universal that claim and equivalency range limit, the present invention is not limited to specific details, representational equipment and illustrates here and the examples shown described.

Claims (27)

1. support a method for mobile management in cordless communication network, it is characterized in that, comprising:
For each neighboring home community of arbitrary community in the neighbor relation information table built in advance, the switching priority of each neighboring home community described is safeguarded according to the statistical information of cell reselection and switching, and on the basis switching priority, sort according to switching priority, wherein, described neighbor relation information table comprises the information of the information of the neighboring home community of macrocell and the neighboring home community of home cell, and the neighboring home community of described macrocell comprises the home cell in described macrocell coverage area;
According to the CSG information belonging to described switching priority and terminal, control described terminal and perform Cell searching, gravity treatment and handoff procedure;
Wherein, for the terminal of idle condition, the forward neighboring home community of network side selected and sorted from neighbor relation information table is sent to terminal, to optimize Cell searching and for carrying out the measurement that cell reselection carries out; For the terminal of connection status, network side is according to neighbor relation information table and switch priority, and control terminal preferentially measures in neighboring home community forward community of sorting;
Wherein, the described statistical information according to cell reselection and switching safeguards the switching priority of each neighboring home community described, comprising:
Judge to occur within the predetermined very first time from described arbitrary community successful switch and gravity treatment to the number of times of each neighboring home community described, and the switching priority of each neighboring home community described is set according to described number of times, wherein, the switching priority of described neighboring home community often, higher than the switching priority of the few neighboring home community of described number of times.
2. the method for claim 1, is characterized in that, the described statistical information according to cell reselection and switching safeguards the switching priority of each neighboring home community described, also comprises:
Judge whether occur, from described arbitrary community to the failure of the cell merge of each neighboring home community described, if so, then to reduce the switching priority of each neighboring home community described according to predetermined policy within the described predetermined very first time.
3. the method for claim 1, is characterized in that, the structure of described neighbor relation information table, comprising:
The information of the information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place that this Home eNodeB that reception Home eNodeB reports is corresponding;
The information of the information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place that this Home eNodeB reported according to each Home eNodeB is corresponding, sets up and maintenance of neighbor relation information table.
4. method as claimed in claim 3, is characterized in that,
The information of the home cell that this Home eNodeB described is corresponding comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;
The information of the neighboring home community of this Home eNodeB described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;
The information of the macrocell at this Home eNodeB place described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;
The information of the neighboring home community of described macrocell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;
The information of the neighboring home community of described home cell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark.
5. method as claimed in claim 3, it is characterized in that, the information of described neighbor relation information table and described switching priority is kept at the network node place of network side;
Further by the CSG information of described network node belonging to the information of the switching priority of the neighbor cell of the information of the neighbor cell of the current residing community of described terminal, current the first residing community of described terminal and described terminal, control described terminal and perform described Cell searching, gravity treatment and handoff procedure.
6. method as claimed in claim 5, it is characterized in that, the described terminal of described control performs described Cell searching, gravity treatment and handoff procedure, comprising:
To the neighboring home community of the first community, sort according to the sequencing of the home cell of the home cell of described CSG, the home cell of the non-described CSG of opening/mixed mode and the non-described CSG of closed mode; Wherein, in the home cell of described CSG, in the home cell of the non-described CSG of described opening/mixed mode and in the home cell of the non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community;
Described network node controls the described terminal community forward to the sequence in the neighboring home community of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure.
7. method as claimed in claim 6, it is characterized in that, the described terminal of described control performs described Cell searching, gravity treatment and handoff procedure, also comprises:
Described network node is further when the mobility status of described terminal indicates the translational speed of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, in the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.
8. method as claimed in claim 3, it is characterized in that, the information of described neighbor relation information table and described switching priority is kept at the network node place of network side;
Described network node selects the information of the neighbor cell of First Family community from described neighbor relation information table, and by First Family base station that the information of the switching priority of the neighbor cell of the information of the neighbor cell of described First Family community and described First Family community sends to described First Family community corresponding, wherein, the neighbor cell of described First Family community comprises: the macrocell at the neighboring home community of described First Family community, place, described First Family base station;
Further by described First Family base station, according to the information of the switching priority of the information of the neighbor cell of described First Family community, the neighbor cell of described First Family community and enter described First Family community first terminal belonging to a CSG information, control described first terminal and perform described Cell searching, gravity treatment and handoff procedure.
9. method as claimed in claim 3, it is characterized in that, the information of described neighbor relation information table and described switching priority is kept at the network node place of network side;
Described network node selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described first macrocell and described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of described first macrocell comprises the neighboring home community of described first macrocell;
Further by described first macro base station according to the information of the switching priority of the information of the neighbor cell of described first macrocell, the neighbor cell of described first macrocell and enter described first macrocell first terminal belonging to a CSG information, control described first terminal and perform described Cell searching, gravity treatment and handoff procedure.
10. method as claimed in claim 9, it is characterized in that, the described first terminal of described control performs described Cell searching, gravity treatment and handoff procedure, comprising:
After described first terminal enters the overlay area of the first macrocell, the switching priority of the first macro base station each neighboring home community of a CSG information and this first macrocell belonging to the described first terminal obtained in advance, sorts to the neighboring home community of the first macrocell:
To the neighboring home community of the first macrocell, sort according to the sequencing of the home cell of the home cell of a described CSG, the home cell of a non-described CSG of opening/mixed mode and a non-described CSG of closed mode; Wherein, in the home cell of a described CSG, in the home cell of a non-described CSG of described opening/mixed mode and in the home cell of a non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community.
11. methods as claimed in claim 10, is characterized in that,
First macro base station configures according to the adjacent cell strategy of interface-free resources situation and/or described first terminal, the information of all or part of home cell in the neighboring home community of described first macrocell is sent to described first terminal, wherein, described part home cell is according to vertical order, the community selected from the neighboring home community of described first macrocell after sequence.
12. methods as claimed in claim 11, it is characterized in that, described transmission comprises:
Network side paging is in the described first terminal of idle condition, sets up the connection with described first terminal, and connects by described the information sending described all or part of home cell; Or,
Network side waits for described first terminal generation cell merge or gravity treatment, and when described first terminal sends cell merge or gravity treatment, is sent the information of described all or part of home cell by the connection of the current foundation of described first terminal.
13. want the method as described in 11 as right, it is characterized in that,
Be in the described first terminal of idle condition further according to sequence sequencing, the community that the sequence in the described all or part of home cell send network side is forward, preferentially carries out Cell searching and measurement, and carries out cell reselection according to measurement result.
14. methods as claimed in claim 13, is characterized in that, the neighbor cell of described first macrocell also comprises the adjacent macro cell of described first macrocell;
Described first macro base station is further when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding, when sending the information of described all or part of home cell, further the information of the adjacent macro cell of described first macrocell is sent to described first terminal, before the adjacent macro cell of wherein said first macrocell comes described all or part of home cell;
Described first terminal is further according to sequence sequencing, the community forward to the sequence in the information of adjacent macro cell of described first macrocell that network side sends and described all or part of home cell, preferentially carry out Cell searching and measurement, and carry out cell reselection according to measurement result.
15. methods as claimed in claim 11, is characterized in that,
When described first terminal is in connection status and needs to carry out cell merge, described first macro base station controls described terminal further according to sequence sequencing, to sort in the neighboring home community of described first macrocell of preferential measurement forward community, and perform cell merge according to measurement result.
16. methods as claimed in claim 15, is characterized in that, the neighbor cell of described first macrocell also comprises the adjacent macro cell of described first macrocell;
Described first macro base station is further when the mobility status of described first terminal indicates the translational speed of described first terminal higher than predetermined first thresholding and described first terminal is in connection status and needs to carry out cell merge, control described terminal according to sequence sequencing, to sort in the adjacent macro cell of described first macrocell of preferential measurement and neighboring home community forward community, and perform cell merge according to measurement result, wherein, before the adjacent macro cell of described first macrocell comes the neighboring home community of described first macrocell.
17. methods as described in claim 14 or 16, is characterized in that, also comprise:
Safeguard the mobility status of described first terminal according to the type of community, specifically comprise:
Add up the number of times that cell reselection and switching occur described first terminal within predetermined second time;
Cell reselection between the macrocell that described first terminal is occurred within described predetermined second time and home cell and the number of times of switching, and the number of times sum of the cell reselection between home cell and switching, be multiplied with predetermined weights, obtain a product, wherein, described predetermined weights are greater than 0 and are less than 1;
Cell reselection between the macrocell occur described first terminal within described predetermined second time and the number of times of switching add described product, obtain one and value;
According to described and between value and multiple predetermined threshold magnitude relationship, determine the mobility status of described first terminal.
18. methods as claimed in claim 17, is characterized in that,
In the process performing described cell merge or gravity treatment, the information of the target household community comprised in the information of the described all or part of home cell that described first macrocell utilizes described network node to send further, perform cell merge, the information of described target household community at least comprises CSG ID and access module.
Support the network node of mobile management in 19. 1 kinds of cordless communication networks, it is characterized in that, comprising:
Switch priority maintenance unit, for each the neighboring home community for arbitrary community in the neighbor relation information table built in advance, the switching priority of each neighboring home community described is safeguarded according to the statistical information of cell reselection and switching, and on the basis switching priority, sort according to switching priority; Wherein, described neighbor relation information table comprises the information of the information of the neighboring home community of macrocell and the neighboring home community of home cell, and the neighboring home community of described macrocell comprises the home cell in described macrocell coverage area;
Optimization process unit, for the CSG information belonging to described switching priority and terminal, control described terminal and perform Cell searching, gravity treatment and handoff procedure, wherein, for the terminal of idle condition, the neighboring home community that selected and sorted is forward from neighbor relation information table is sent to terminal, to optimize Cell searching and for carrying out the measurement that cell reselection carries out; For the terminal of connection status, according to neighbor relation information table and switching priority, control terminal preferentially measures in neighboring home community forward community of sorting;
Wherein, described switching priority maintenance unit, also for judge to occur within the predetermined very first time from described arbitrary community successful switch and gravity treatment to the number of times of each neighboring home community described, and the switching priority of each neighboring home community described is set according to described number of times, wherein, the switching priority of described neighboring home community often, higher than the switching priority of the few neighboring home community of described number of times.
20. network nodes as claimed in claim 19, is characterized in that,
Described switching priority setting unit, also whether occur from described arbitrary community to the failure of the cell merge of each neighboring home community described within the described predetermined very first time for judging, if so, the switching priority of each neighboring home community described is then reduced according to predetermined policy.
21. network nodes as claimed in claim 19, is characterized in that, also comprise:
Neighborhood maintenance unit, for receiving the information of this Home eNodeB that Home eNodeB the reports corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and macrocell at this Home eNodeB place, and the information of the corresponding information of home cell, the information of the neighboring home community of this Home eNodeB and the macrocell at this Home eNodeB place of this Home eNodeB reported according to each Home eNodeB, set up and maintenance of neighbor relation information table.
22. network nodes as claimed in claim 21, is characterized in that,
The information of the home cell that this Home eNodeB described is corresponding comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;
The information of the neighboring home community of this Home eNodeB described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;
The information of the macrocell at this Home eNodeB place described comprises the part or all of of following parameter: PCI, E-CGI, frequency point information, and tracing area identifies;
The information of the neighboring home community of described macrocell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark;
The information of the neighboring home community of described home cell comprises the part or all of of following parameter: PCI, E-CGI, CSG mark, access module, Home eNodeB mark and tracing area mark.
23. network nodes as claimed in claim 21, is characterized in that,
Described optimization process unit, also for the neighboring home community to current the first residing community of described terminal, sort according to the sequencing of the home cell of the home cell of described CSG, the home cell of the non-described CSG of opening/mixed mode and the non-described CSG of closed mode; Wherein, in the home cell of described CSG, in the home cell of the non-described CSG of described opening/mixed mode and in the home cell of the non-described CSG of described closed mode, all sorted according to switching priority sequencing from high to low in each neighboring home community; And, control the community that described terminal is forward to the sequence in the neighboring home community of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure.
24. network nodes as claimed in claim 23, is characterized in that,
Described optimization process unit, time also for indicating the translational speed of described terminal at the mobility status of described terminal higher than predetermined first thresholding, control described terminal according to sequence sequencing, the community forward to the sequence in the neighbor cell of described first community, the described Cell searching of preferential execution, gravity treatment and handoff procedure; Wherein, in the neighbor cell of described first community, before the adjacent macro cell of described first community comes the neighboring home community of described first community.
25. network nodes as claimed in claim 24, is characterized in that, also comprise:
, within predetermined second time, there is the number of times of cell reselection and switching for adding up described terminal in mobility status maintenance unit; Cell reselection between the macrocell that described terminal is occurred within described predetermined second time and home cell and the number of times of switching, and the number of times sum of the cell reselection/switching between home cell, is multiplied with predetermined weights, obtains a product, wherein, described predetermined weights are greater than 0 and are less than 1; Cell reselection between the macrocell occur described terminal within described predetermined second time and the number of times of switching add described product, obtain one and value; According to described and between value and multiple predetermined threshold magnitude relationship, determine the mobility status of described terminal.
26. network nodes as claimed in claim 21, is characterized in that, also comprise:
First issues unit, for enter First Family community at first terminal overlay area after, described network node selects the information of the neighbor cell of First Family community from described neighbor relation information table, and by First Family base station that the information of the switching priority of the neighbor cell of the information of the neighbor cell of described First Family community and described First Family community sends to described First Family community corresponding, wherein, the neighbor cell of First Family community comprises; The macrocell at the neighboring home community of described First Family community, place, described First Family base station.
27. network nodes as claimed in claim 21, is characterized in that, also comprise:
Second issues unit, for enter the first macrocell at first terminal overlay area after, described network node selects the information of the neighbor cell of the first macrocell from described neighbor relation information table, and the information of the switching priority of the neighbor cell of the information of the neighbor cell of described first macrocell and described first macrocell is sent to the first macro base station that described first macrocell is corresponding, wherein, the neighbor cell of the first macrocell comprises the neighboring home community of described first macrocell.
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