CN101784088B - Method and device for selecting cell - Google Patents
Method and device for selecting cell Download PDFInfo
- Publication number
- CN101784088B CN101784088B CN200910076799.1A CN200910076799A CN101784088B CN 101784088 B CN101784088 B CN 101784088B CN 200910076799 A CN200910076799 A CN 200910076799A CN 101784088 B CN101784088 B CN 101784088B
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- CN
- China
- Prior art keywords
- base station
- home base
- station cells
- cell
- mobile terminal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/20—Selecting an access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B
Abstract
The invention discloses a method for selecting a cell, which comprises a method for notifying cell attributes of a femtocell. The method comprises the following steps that: after the femtocell is electrified or the mode of the cell of the femtocell is converted, the femtocell reports the current mode information of the cell to a core network; the core network broadcasts the current mode information of the cell of the femtocell in all the macro cells or encapsulates the current mode information of the cell of the femtocell in a data signaling and notifies a mobile terminal; and the mobile terminal receives the current mode information of the cell of the femtocell, and when determining that the mode is open, searches the neighboring cell of the femtocell and macro cell, and selects a resident cell from the searched cells. The invention also discloses a device for selecting the cell, and a method and a device for notifying the cell attributes of the femtocell. By the adoption of the method and the device, services can be provided at a lower cost and the load of the macro cells can be reduced.
Description
Technical field
The present invention relates to a kind of home base station cells property notification method and apparatus, and based on the cell selecting method of home base station cells property notification technology and device.
Background technology
Along with the fast development of mobile network and the restructuring of telecommunications mobile operator, in mobile network builds, seamless access and in-door covering more and more become the focus that operator pays close attention to.Although the vital task of mobile communication guarantees the radio communication quality of outdoor subscriber, according to survey display, user is the longest in the time of indoor use mobile network.Therefore the good network coverage particularly in-door covering is the key of develop rapidly.
Be directed to this demand, household base station technology is subject to fervent concern and the favor of domestic and overseas operators and equipment manufacturers.On the one hand Home eNodeB can fast, the solution in-door covering problem of low price, provide high-speed data service for user and alleviate the load of macro base station, on the other hand also for operator realizes fixing and mobile combining, mobile communication is developed in family market.Home eNodeB is a kind of small-sized, low power base station.As the dedicated resources of private user, major deployments and be applied in the indoor places such as family, school, company, small entities region.
In mobile communication system, when mobile terminal moves to another one community from a community, in order to ensure that mobile terminal does not lose the connection with network side, need the process performing cell reselection.In cell reselection, mobile terminal needs first to measure the signal strength signal intensity of neighbor cell, then sorts to community according to parameters such as the specific deviants of signal strength signal intensity and community, and finally selects certain community to perform cell reselection by certain criterion.Home base station cells is the one of closed user group (CSG, Closed Subscriber Group) community, is divided into closed CSG cell and open C SG community.Closed home base station cells is used for providing service to certain specific user's group, that is the mobile terminal only belonging to this particular group of users just can be linked into this home base station cells, simultaneously, the identification list of the CSG cell that mobile terminal self preservation one is accessible, for judging which CSG cell can access.Open C SG community is not limited subscriber group on the basis of closed home base station cells, permission can search user's access of this community, can be understood as a small-scale normal cells, but due to reasons such as charging policy, or be distinguishing with normal cells.The same with closed home base station cells, open home base station cells can be supplied to the abundanter business of user and more preferential rate.Therefore, in the mobile communications network being configured with home base station cells, mobile terminal, when selecting the community of gravity treatment, should pay the utmost attention to gravity treatment to operable home base station cells.
At present, the technology of Home eNodeB is also in research state, how carries out gravity treatment having CSG cell, also do not have concrete solution for mobile terminal.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of cell selecting method and device, can provide preferably network insertion service for mobile terminal.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of cell selecting method, comprising:
Home eNodeB power on or home base station cells patten transformation after, described Home eNodeB is by the present mode information reporting core net of its community;
Described core net is broadcasted the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells is notified mobile terminal in data signaling in all macrocells; And
Mobile terminal receives the present mode information of home base station cells, when being defined as open mode, searches for adjacent home base station cells and macrocell, and select resident community in searched community.
Preferably, select resident community, be specially: select according at least one item in the distance of the carrier/interface ratio of the signal strength signal intensity of searched community, channel, mobile terminal and base station.
Preferably, described data signaling is control signal.
A kind of cell selecting apparatus, comprising:
Pattern information reports unit, power on for Home eNodeB or home base station cells patten transformation after, by the present mode message notice core net of described home base station cells;
Pattern information notification unit, for broadcasting the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells being notified mobile terminal in data signaling in all macrocells of described core net;
Cell search unit, for receiving the present mode information of home base station cells, when being defined as open mode, searches for adjacent home base station cells and macrocell; And
Cell selection unit, for selecting resident community in searched community.
Preferably, described cell selection unit selects resident community, is specially: select according at least one item in the distance of the carrier/interface ratio of the signal strength signal intensity of searched community, channel, mobile terminal and base station.
Preferably, described data signaling is control signal.
Another object of the present invention is to provide a kind of home base station cells property notification method and apparatus, home base station cells attribute can be notified in time to mobile terminal.
For achieving the above object, technical scheme of the present invention is achieved in that
A Notification Method for home base station cells attribute, comprising:
Home eNodeB power on or home base station cells patten transformation after, described Home eNodeB is by the present mode information reporting core net of its community; And
Described core net is broadcasted the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells is notified mobile terminal in data signaling in all macrocells.
Preferably, the pattern of described home base station cells comprises open mode and closed mode.
A notifying device for home base station cells attribute, comprising:
Pattern information reports unit, power on for Home eNodeB or home base station cells patten transformation after, by the present mode message notice core net of described home base station cells; And
Pattern information notification unit, for broadcasting the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells being notified mobile terminal in data signaling in all macrocells of described core net.
Preferably, the pattern of described home base station cells comprises open mode and closed mode.
The pattern information of home base station cells, after the patten transformation or Home eNodeB of determining home base station cells re-power, is reported core net by the present invention, and the pattern information of home base station cells is informed to mobile terminal by macrocell by core net.Further, when home base station cells is in open mode, mobile terminal carry out community select time, using home base station cells also as alternative.Home eNodeB of the present invention can provide service with cheaper expense to mobile phone users, also reduces the load of macrocell simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the Notification Method of the home base station cells attribute of the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of the cell selecting method based on Notification Method of the embodiment of the present invention;
Fig. 3 is the composition structural representation of the notifying device of the home base station cells attribute of the embodiment of the present invention;
Fig. 4 is the composition structural representation of the cell selecting apparatus based on notifying device of the embodiment of the present invention.
Embodiment
Basic thought of the present invention is: after determining that the patten transformation of home base station cells or Home eNodeB re-power, the pattern information of home base station cells is reported core net, and the pattern information of home base station cells is informed to mobile terminal by macrocell by core net.Further, when home base station cells is in open mode, mobile terminal carry out community select time, using home base station cells also as alternative.Home eNodeB of the present invention can provide service with cheaper expense to mobile phone users, also reduces the load of macrocell simultaneously.
For making the object, technical solutions and advantages of the present invention clearly understand, by the following examples also with reference to accompanying drawing, the present invention is described in more detail.
Fig. 1 is the schematic flow sheet of the Notification Method of the home base station cells attribute of the embodiment of the present invention, and as shown in Figure 1, the Notification Method of the home base station cells attribute of the embodiment of the present invention comprises:
Step 101: Home eNodeB power on or home base station cells patten transformation after, described Home eNodeB is by the present mode information reporting core net of its community.
Because Home eNodeB belongs to private base station, therefore, user can set the cell pattern of Home eNodeB as required: open or closed mode, wherein, under open mode, as long as network validated user enters in the overlay area of this home base station cells, this Home eNodeB can be used; But under closed mode, the mobile terminal that Home eNodeB has only been contracted to those provides access service.In the present invention, indicate the cell pattern of Home eNodeB by arranging special identification information, as realized by a bit character: " 0 " mark closed mode, " 1 " mark open mode; Also " 0 " open mode can be identified, " 1 " mark closed mode.
After determining that Home eNodeB re-powers, or the pattern of home base station cells is in use switched, and so, Home eNodeB needs the pattern information of current home base station cells to report to core net.Process is specifically reported to be: first the pattern information of current home base station cells is sent to femto gateway by Home eNodeB, and the pattern information of home base station cells is forwarded to core net by the Internet by femto gateway.
Step 102: described core net is broadcasted the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells is notified mobile terminal in data signaling in all macrocells.
After the opening that core net receives home base station cells or closed mode information, notified to mobile terminal by two kinds of modes.First kind of way is: after core net determines the pattern information of home base station cells, be packaged in the broadcast message of system, by notifying mobile terminal in all macrocells of mode under core net of broadcast, as long as mobile terminal start, the pattern information of home base station cells can be received.The second way is: notify mobile terminal by the mode of control signal, after namely mobile terminal determines the business information of self by broadcast message, just can know the pattern information of home base station cells when intercepting corresponding control channel; Core net, when generating corresponding control signal, inserts the pattern information of home base station cells wherein.It will be appreciated by those skilled in the art that the present invention does not limit the kind of the control signal of the pattern information of load bearing of home base station cell, all control channels all can the pattern information of load bearing of home base station cell.
Fig. 2 is the schematic flow sheet of the cell selecting method based on Notification Method of the embodiment of the present invention, as shown in Figure 2, the present embodiment is implemented based on the Notification Method of the home base station cells attribute described in Fig. 1, and the cell selecting method based on Notification Method of the embodiment of the present invention comprises the following steps:
Step 201: Home eNodeB power on or home base station cells patten transformation after, described Home eNodeB is by the present mode information reporting core net of its community.
Step 202: described core net is broadcasted the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells is notified mobile terminal in data signaling in all macrocells.
Wherein, step 201 and 202 implementation identical with the implementation of step 101 and 102, repeat no more here.
Step 203: mobile terminal receives the present mode information of home base station cells, when being defined as open mode, searches for adjacent home base station cells and macrocell, and select resident community in searched community.
After mobile terminal receives the home base station cells of the open mode of core net notice, when again starting shooting or carrying out cell merge in moving process, search is comprised the adjacent cell of home base station cells, searching for successfully, cell signal strength measurement is carried out to searched adjacent cell, the carrier/interface ratio of channel and mobile terminal are to the calculating of base station distance, according to the foundation that at least one item in above-mentioned measurement and calculation result is selected as community, concrete, the condition that community is selected can be set according to aforementioned measurement and calculation result in the terminal, thus select good community and carry out resident.If the signal strength signal intensity of home base station cells and macrocell, the carrier/interface ratio of channel etc. are suitable, then home base station cells is selected to carry out resident.It will be appreciated by those skilled in the art that the condition selected community can set according to concrete network environment.
Fig. 3 is the composition structural representation of the notifying device of the home base station cells attribute of the embodiment of the present invention, as shown in Figure 3, the notifying device of the home base station cells attribute of the embodiment of the present invention comprises pattern information and reports unit 30 and pattern information notification unit 31, wherein, pattern information report unit 30 to power on for Home eNodeB or home base station cells patten transformation after, by the present mode message notice core net of described home base station cells.Pattern information notification unit 31 for broadcasting the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells being notified mobile terminal in data signaling in all macrocells of described core net.Those skilled in the art are to be understood that, the notifying device of the home base station cells attribute of the embodiment of the present invention is Notification Method for realizing foregoing home base station cell attribute and designs, pattern information reports the practical function of unit 30 and pattern information notification unit 31 can refer to the associated description in the method shown in Fig. 1 and understand, the function of above-mentioned two processing units, by running on the software simulating on processor, also realizes by corresponding logical circuit.
Fig. 4 is the composition structural representation of the cell selecting apparatus based on notifying device of the embodiment of the present invention, as shown in Figure 4, the present embodiment is implemented based on the notifying device of the home base station cells attribute described in Fig. 3, the cell selecting apparatus based on notifying device of the embodiment of the present invention comprises pattern information and reports unit 40, pattern information notification unit 41, cell search unit 42 and cell selection unit 43, wherein, pattern information report unit 40 and pattern information notification unit 41 and the pattern information shown in Fig. 3 report unit 30 and pattern information notification unit 31 identical.Cell search unit 42, for receiving the present mode information of home base station cells, when being defined as open mode, searches for adjacent home base station cells and macrocell.Cell selection unit 43 for selecting resident community in searched community.Those skilled in the art are to be understood that, the cell selecting apparatus based on notifying device of the embodiment of the present invention designs for realizing the aforementioned cell selecting method based on Notification Method, the practical function of cell search unit 42 and cell selection unit 43 can refer to the associated description in the method shown in Fig. 2 and understands, the function of above-mentioned two processing units, by running on the software simulating on processor, also realizes by corresponding logical circuit.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (6)
1. a cell selecting method, is characterized in that, comprising:
Home eNodeB power on or home base station cells patten transformation after, described Home eNodeB is by the present mode information reporting core net of its community;
Described core net is broadcasted the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells is notified mobile terminal in signaling in all macrocells; And
Mobile terminal receives the present mode information of home base station cells, when being defined as open mode, search for adjacent home base station cells and macrocell, cell signal strength measurement, the carrier/interface ratio of channel and the calculating of mobile terminal and base station distance are carried out to searched adjacent cell, resident community is selected according to measurements and calculations result, when the measurements and calculations result of home base station cells and macrocell is suitable, home base station cells is selected to carry out resident.
2. method according to claim 1, is characterized in that, selects resident community, is specially: select according at least one item in the distance of the carrier/interface ratio of the signal strength signal intensity of searched community, channel, mobile terminal and base station.
3. method according to claim 1 and 2, is characterized in that, described signaling is control signal.
4. a cell selecting apparatus, is characterized in that, comprising:
Pattern information reports unit, power on for Home eNodeB or home base station cells patten transformation after, by the present mode message notice core net of described home base station cells;
Pattern information notification unit, for broadcasting the present mode information of described home base station cells or the present mode Information encapsulation of described home base station cells being notified mobile terminal in signaling in all macrocells of described core net;
Cell search unit, for receiving the present mode information of home base station cells, when being defined as open mode, searches for adjacent home base station cells and macrocell; And
Cell selection unit, for carrying out cell signal strength measurement, the carrier/interface ratio of channel and the calculating of mobile terminal and base station distance to searched adjacent cell, resident community is selected according to measurements and calculations result, when the measurements and calculations result of home base station cells and macrocell is suitable, home base station cells is selected to carry out resident.
5. device according to claim 4, is characterized in that, described cell selection unit selects resident community, is specially: select according at least one item in the distance of the carrier/interface ratio of the signal strength signal intensity of searched community, channel, mobile terminal and base station.
6. the device according to claim 4 or 5, is characterized in that, described signaling is control signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910076799.1A CN101784088B (en) | 2009-01-21 | 2009-01-21 | Method and device for selecting cell |
| PCT/CN2009/075348 WO2010083701A1 (en) | 2009-01-21 | 2009-12-07 | Method and device for selecting cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910076799.1A CN101784088B (en) | 2009-01-21 | 2009-01-21 | Method and device for selecting cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101784088A CN101784088A (en) | 2010-07-21 |
| CN101784088B true CN101784088B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910076799.1A Expired - Fee Related CN101784088B (en) | 2009-01-21 | 2009-01-21 | Method and device for selecting cell |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101784088B (en) |
| WO (1) | WO2010083701A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9107056B2 (en) * | 2012-04-18 | 2015-08-11 | Qualcomm Incorporated | Small cell activation procedure |
| CN104955112A (en) * | 2014-03-31 | 2015-09-30 | 中国电信股份有限公司 | Small cell service indication method and system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999003290A1 (en) * | 1997-07-11 | 1999-01-21 | Nortel Networks Corporation | Method and apparatus for switching between public macrocellular telephone system and private microcellular telephone system |
| CN101299870B (en) * | 2007-04-30 | 2011-04-20 | 华为技术有限公司 | Control method, system and apparatus for accessing private base station |
| CN101321372B (en) * | 2007-06-08 | 2012-06-06 | 中兴通讯股份有限公司 | Method and base station for improving private community access control |
| CN101330722B (en) * | 2007-06-18 | 2012-10-17 | 华为技术有限公司 | Method for controlling district access as well as user facility |
| CN101136826B (en) * | 2007-09-30 | 2011-01-05 | 中兴通讯股份有限公司 | Method for controlling terminal access to family base station overlay area through core network |
-
2009
- 2009-01-21 CN CN200910076799.1A patent/CN101784088B/en not_active Expired - Fee Related
- 2009-12-07 WO PCT/CN2009/075348 patent/WO2010083701A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2010083701A1 (en) | 2010-07-29 |
| CN101784088A (en) | 2010-07-21 |
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Granted publication date: 20150128 Termination date: 20200121 |