CN103718605A - Method for determining handover cell and base station - Google Patents

Method for determining handover cell and base station Download PDF

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Publication number
CN103718605A
CN103718605A CN201280035661.7A CN201280035661A CN103718605A CN 103718605 A CN103718605 A CN 103718605A CN 201280035661 A CN201280035661 A CN 201280035661A CN 103718605 A CN103718605 A CN 103718605A
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CN
China
Prior art keywords
user equipment
cell
neighbor cell
information
coverage
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CN201280035661.7A
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Chinese (zh)
Inventor
宋巍巍
熊新
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN103718605A publication Critical patent/CN103718605A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/00835—Determination of neighbour cell lists
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
    • H04W36/322—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data by location data
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

An embodiment of the present invention provides a cell handover method, comprising: receiving location information sent by a user equipment, obtaining a coverage area of a neighboring cell of a service cell where the user equipment is located, and determining a handover target cell of the user equipment according to the location information of the user equipment and the coverage area of the neighboring cell. In another aspect, embodiments of the present invention further provide a cell handover system and a device. The embodiments of the present invention may reduce power consumption of the user equipment, and improve data transmission efficiency of the user equipment.

Description

Method for determining handover cell and base station
A kind of method of determination switching cell and station technology field
Invention is related to the communications field, more particularly to a kind of determination switching cell method and base station.Background technology
Long Term Evolution（Long Term Evolved, LTE) network is current third generation partner program（3rd Generation Partnership Program, 3 GPP) a kind of mobile communications network for actively studying of tissue Zhong Ge manufacturers, it is also UMTS (Universal Mobile Telecommunication System, UMTS) evolvement network.The purpose of LTE network is to provide a kind of network that can be reduced time delay, improve user data rate, increase power system capacity and reduction covering cost.The air interface of LTE networks typically realizes that user equipment can realize the air interface transmission of mobile service by being communicated with eNB by disposing enode b (evolved Node B, eNB).
At present, in Long Term Evolution（Long Term Evolution, LTE) in technology, for the continuity that user equipment is serviced, when the user equipment in connection status is moved to cell edge, base station takes over seamlessly the user equipment to neighbor cell.Existing switching method is as follows：
Base station is user device configuration measurement target and measurement reporting schemes；Wherein, it is with frequency, alien frequencies or different system frequency to measure target, with the serving cell center frequency point identical frequency band referred to frequently with user equipment, alien frequencies refers to different from the serving cell center frequency point of user equipment, but belong to the frequency band of same system standard, different system frequency refers to the frequency with the serving cell different systems system of user equipment.Wherein, measurement reporting schemes can be that periodicity is reported or measurement event triggering is reported.User equipment to measurement target measure, when meet measurement report require when, to base station report measurement results；Base station, according to the measurement result of user equipment to report, is that user equipment selects suitable switching target small area, and user equipment is switched into Target cell.
Because user equipment needs to open other non-data transmission radio frequency（Radio Frequency, RF) alien frequencies or the measurement of different system frequency are carried out, the RF so additionally opened will increase the power consumption of user equipment；Meanwhile, carry out alien frequencies using measurement gap or different system frequency is measured, customer equipment data will be reduced and receive the time, data transmission efficiency is reduced.The content of the invention
The invention provides a kind of method of determination switching cell and base station, it is possible to reduce the power consumption of user equipment, And improve the data transmission efficiency of user equipment.
On the one hand there is provided a kind of method of determination switching cell, including：
Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
On the other hand the embodiment of the present invention provides a kind of method of determination switching cell, including：
Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
On the other hand there is provided a kind of base station, including：First receiving unit, first acquisition unit and the first determining unit, wherein：
First receiving unit, the positional information for receiving user equipment transmission；
First acquisition unit, the coverage for the neighbor cell of serving cell where the user equipment；First determining unit, the coverage for the neighbor cell that positional information and first acquisition unit for being received according to first receiving unit are obtained determines the switching target small area of the user equipment.
On the other hand there is provided a kind of base station, including：Positional information receiving unit, coverage acquiring unit and cell determining unit, wherein：
Positional information receiving unit, the positional information for receiving user equipment transmission；
Coverage acquiring unit, the coverage of the neighbor cell of serving cell where for obtaining the user equipment；
Cell determining unit, the positional information for being received according to the positional information receiving unit determines the candidate handover target cell of user equipment described in the coverage of the neighbor cell obtained with the coverage acquiring unit.
On the other hand there is provided a kind of base station, including：Input unit, processor and output device, wherein：Processor is used to perform following steps：
Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal Put；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
On the other hand there is provided a kind of base station, including：Input unit, processor and output device, wherein：Processor is used to perform following steps：
Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
Receive the positional information that user equipment is sent, the coverage of the neighbor cell of serving cell where obtaining the user equipment, and the positional information and the coverage of the neighbor cell according to the user equipment determine the switching target small area of the user equipment, so in user equipment it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, the required accompanying drawing used in embodiment or description of the prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of one embodiment of cell switching method provided in an embodiment of the present invention；Fig. 2 is a kind of schematic flow sheet of another embodiment of cell switching method provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic flow sheet of another embodiment of cell switching method provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic flow sheet of another embodiment of cell switching method provided in an embodiment of the present invention； Fig. 5 is the schematic flow sheet of one embodiment of the method for another determination switching cell provided in an embodiment of the present invention；
Fig. 6 is the schematic flow sheet of another embodiment of the method for another determination switching cell provided in an embodiment of the present invention；
Fig. 7 is a kind of structural representation of one embodiment of base station provided in an embodiment of the present invention；Fig. 8 is a kind of structural representation of another embodiment of base station provided in an embodiment of the present invention；Fig. 9 is a kind of structural representation of another embodiment of base station provided in an embodiment of the present invention；Figure 10 is a kind of a kind of structural representation of embodiment of another embodiment of base station provided in an embodiment of the present invention；
Figure 11 is a kind of a kind of structural representation of embodiment of another embodiment of base station provided in an embodiment of the present invention；
Figure 12 is a kind of structural representation of another embodiment of base station provided in an embodiment of the present invention；Figure 13 is the structural representation of one embodiment of another base station provided in an embodiment of the present invention；Figure 14 is the structural representation of another embodiment of another base station provided in an embodiment of the present invention；Figure 15 is the structural representation of another base station provided in an embodiment of the present invention；
Figure 16 is a kind of structural representation of embodiment of another base station provided in an embodiment of the present invention；Figure 17 is the structural representation of another base station provided in an embodiment of the present invention；
Figure 18 is a kind of structural representation of embodiment of another base station provided in an embodiment of the present invention.Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
Fig. 1 is a kind of schematic flow sheet of one embodiment of the method for determination switching cell provided in an embodiment of the present invention, as shown in figure 1, including：
101st, the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal are received.
Optionally, the geographical position residing for the positional information instruction user equipment, positional information can be specifically geographical location information, and the geographical location information can include：Longitude, latitude value, latitude direction（South, North）, geographical location information can also include elevation direction（It is high, deep）, altitude value.
As an alternative embodiment, the positional information that the user equipment that step 101 is received is sent, when can be specifically that the signal of serving cell where the user equipment declines, the positional information of the user equipment.
As an alternative embodiment, the positional information that step 101 receives user equipment transmission can include：Receive positional information and measurement result that user equipment is sent；When the measurement result is that the signal quality of the serving cell where the user equipment declines, the user equipment measures the measurement result of the signal quality of the serving cell where the user equipment.Specifically such as, when the signal quality of the serving cell where the user equipment declines, the signal quality and the now positional information of the user equipment of serving cell where the user equipment that the user equipment is sent will be received, to know that the signal quality of the serving cell where the user equipment declines, it is necessary to determine switching target small area for the user equipment.
102nd, the coverage of the neighbor cell of serving cell where obtaining the user equipment.
Optionally, the neighbor cell of serving cell may have one or more cells where the user equipment, and the coverage of the neighbor cell is got by step 102.
103rd, the switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
Optionally, the switching target small area can be specifically the cell in the geographical position residing for the covering user equipment.
In above-mentioned technical proposal, receive the positional information that user equipment is sent, the coverage of the neighbor cell of serving BS where obtaining the user equipment, the switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell, so in user equipment it is determined that during switching target small area, user equipment, which need not start the non-receiving device for monitoring serving cell, to carry out alien frequencies and/or isosystem measurement to reduce the power consumption of user equipment.Or, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 2 is a kind of schematic flow sheet of another embodiment of the method for determination switching cell provided in an embodiment of the present invention, as shown in Fig. 2 including：
201st, the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal are received.
202nd, the coverage of the neighbor cell of serving cell where obtaining the user equipment. 203rd, in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.
As an alternative embodiment, what the ability of the user equipment was obtained by the ability information of the user equipment prestored.The ability information of the user equipment prestored can be specifically the RF capabilities information of the user equipment.The neighbor cell that the ability of the user equipment is supported, can be specifically the neighbor cell that the RF capabilities of the user equipment are supported.The neighbor cell supported such as system type, frequency and bandwidth by the RF capabilities of the user equipment.
As an alternative embodiment, when the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, step 203 can specifically include：
In the coverage of the neighbor cell, selection can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported；
The switching target small area that will determine that the center of housing estate position neighbor cell nearest from the position of the user equipment is the user equipment in the multiple neighbor cells selected.
If covering the neighbor cell that the position of the user equipment and the ability of the user equipment supported includes：Cell 1, cell 2 and cell 3, step 203 can just determine the switching target small area that the center of housing estate position cell nearest from the position of the user equipment is the user equipment from above three neighbor cell.The more suitable user equipment in the switching target small area so determined.
In above-mentioned technical proposal, in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.The more suitable user equipment in the switching target small area so determined, and user equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 3 is a kind of schematic flow sheet of another embodiment of the method for determination switching cell provided in an embodiment of the present invention, as shown in figure 3, including：
301st, the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal are received.
302nd, the coverage of the neighbor cell of serving cell where obtaining the user equipment. 303rd, in the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information.
Optionally, above-mentioned alien frequencies adjacent cell information list can be specifically to belong to same system standard, but the adjacent cell information list of the different neighbor cell of center frequency point with serving cell where the user equipment；Above-mentioned different system adjacent cell information list can be specifically the adjacent cell information list for the neighbor cell that same system standard is not belonging to serving cell where the user equipment.
Optionally, above-mentioned adjacent cell information list includes cell coverage information, cell coverage information indicating cell coverage.Cell coverage information can specifically include：Center location information, transmission power information and the fading model of cell；Or the center location information and covering radius information of cell；Or the several exemplary position information and signal quality information of cell.When the center location information, transmission power information and the fading model that store each cell；Or the center location information and covering radius information of each cell；Or the several exemplary position information and signal quality information of each cell, it is possible to the coverage of each cell is estimated by above- mentioned information, to draw cell coverage information.When the positional information for receiving the user equipment transmission just can select the neighbor cell that cell coverage area covers the position of the user equipment according to cell coverage information.
Optionally, above-mentioned adjacent cell information list can also include cell ID, and the neighbor cell that can cover that the position of the user equipment and the ability of the user equipment are supported thus can be quickly selected by the cell ID of adjacent cell information list.
The 304th, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.As an alternative embodiment, when the neighbor cell that step 303 is selected has multiple, step 304 can specifically include：
Calculating can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported, the signal power received in the position of the user equipment；
The most strong neighbor cell of signal power described in the multiple neighbor cell is defined as to the switching target small area of the user equipment.
Optionally, the signal power of the multiple neighbor cell of above-mentioned calculating can specifically include：The information such as center location information, transmission power information and the fading model of the multiple neighbor cell are selected from the adjacent cell information list, pass through center location information, transmission power information and fading model meter Calculate the signal power of the multiple neighbor cell.
It should be noted that in the embodiment, the adjacent cell information list includes cell coverage information, cell coverage information includes center location information, transmission power information and the fading model of neighbor cell.
As an alternative embodiment, when the neighbor cell that step 303 is selected has multiple, step 304 can specifically include：
Calculating can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported, the signal power received in the position of the user equipment；
Calculate the signal power that the multiple neighbor cell receives the user equipment；
The neighbor cell of signal power described in the multiple neighbor cell and the signal power sum maximum for receiving the user equipment is defined as to the switching target small area of the user equipment.
As an alternative embodiment, this method can also include：
Obtain the adjacent cell information list that operation management maintainance equipment is sent；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list is covered comprising cell
_ ^_^ ceases.
In the embodiment, step 303 can specifically include：
In the coverage of the neighbor cell, the neighbor cell that the position of the user equipment and the ability of the user equipment are supported can be covered by being selected in the adjacent cell information list sent from the operation management maintainance equipment.
Optionally, the mode of the operation management maintainance equipment transmission adjacent cell information list can specifically include：
Operation management maintainance equipment sends adjacent cell information list by way of push；The adjacent cell information list can include the adjacent cell information list of newly-increased neighbor cell.For example, the adjacent cell information list that base station is obtained for the first time after being connected with operation management maintainance equipment, or neighbor cell, when newly starting, operation management maintainance equipment obtains the adjacent cell information list of the neighbor cell of the new startup of transmission to base station.The operation management maintainance equipment can include the operation management maintainance equipment of modification neighbor cell.For example, when cell coverage information is changed, the operation management maintainance equipment of the neighbor cell for the modification that operation management maintainance equipment is sent to base station.The operation management maintainance equipment can also include the operation management maintainance equipment for deleting neighbor cell.For example, when adjacent-cell transceivers are closed, the operation management maintainance equipment of the neighbor cell for the deletion that operation management maintainance equipment is sent to base station.Above-mentioned adjacent cell information list is covered comprising cell ID and cell Lid information, the cell coverage information can specifically include：Center location information, transmission power information and the fading model of cell；The center location information and covering radius information of cell；Or the several exemplary position information and signal quality information of cell.
Optionally, the operation management maintainance equipment can also be sent in adjacent cell information list, which by way of request, and methods described can also include before the adjacent cell information list that operation management maintainance equipment is sent is obtained：
The request message of adjacent cell information list is sent to operation management maintainance equipment.
The cell ID of serving cell where Base Station Identification and the user equipment can be carried in the request message, or only carry Base Station Identification.Operation management maintainance equipment is received after the request message, and adjacent cell information list just is sent into base station.When only carrying Base Station Identification in request message, adjacent with the base station and the overlapping neighbor cell of covering adjacent cell information list is sent to base station by operation management maintainance equipment.When the adjacent cell information list for the neighbor cell that carrying Base Station Identification and cell ID in request message, operation management maintainance equipment overlap and covering adjacent with the cell.
Optionally, above-mentioned adjacent cell information list can include cell ID and cell coverage information, and cell coverage information can specifically include：Center location information, transmission power information and the fading model of each cell；Or the center location information and covering radius information of each cell；Or the several exemplary position information and signal quality information of each cell.In addition, when the cell coverage information of neighbor cell is changed, can also get the adjacent cell information list after the change of operation management maintainance equipment transmission.
As an alternative embodiment, this method can also include：
Adjacent cell information list is obtained by inter-base station interface message
The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information.
Such as when base station set up X2 mouthfuls, base station configuration updating, cell activation when, X2 transmit message in can carry increase and/or modification serving cell（Served Cell) adjacent cell information list.Above-mentioned adjacent cell information list can include cell ID and cell coverage information, and cell coverage information can include：Center location information, transmission power information and the fading model of each cell；Or the center location information and covering radius information of each cell；Or the several exemplary position information and signal quality information of each cell.
In the embodiment, step 303 can specifically include：
In the coverage of the neighbor cell, the adjacent cell information row obtained from inter-base station interface message The neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected in table.In above-mentioned technical proposal, it is possible to achieve in the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；And the neighbor cell of the selection is defined as to the switching target small area of the user equipment..User equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 4 is a kind of schematic flow sheet of another embodiment of cell switching method provided in an embodiment of the present invention, as shown in 4 figures, including：
401st, the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal are received.
402nd, the coverage of the neighbor cell of serving cell where obtaining the user equipment；
403rd, user equipment geographic location information and the ability information of the user equipment prestored are sent to operation management maintainance equipment.
403rd, the request message that request returns to cell information is sent to the operation management maintainance equipment, the neighbor cell that the cell information is identified can cover the neighbor cell that the ability of the position of the user equipment and the user equipment is supported.
404th, the cell information that the operation management maintainance equipment is returned according to the request message is received, determines the switching target small area of neighbor cell that the cell information identified for the user equipment.
After ability information and the above-mentioned request message of the geographical location information residing for the operation management maintainance equipment reception user equipment and the user equipment, the operation management maintainance equipment can just select the neighbor cell that can cover that the position of the user equipment and the ability of the user equipment are supported from lane database, then the cell information for selecting the neighbor cell drawn is sent to base station again, such step 404 can just receive the cell information that the mobile management maintained equipment is sent.When the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, the cell information that operational administrative equipment is returned can be cell information list, and the cell information list, which can be included, can cover cell ID, cell coverage information and the cell signal quality information for multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported.The signal power that above-mentioned cell information list can also be received with the position in the user equipment from high to low, is arranged cell information.It is small when receiving this After area's information, it is possible to which the signal power that is received in the position of the user equipment of selection most strong neighbor cell is the switching target small area of the user equipment.
The cell information returned when the mobile management device（For example：Cell information list）When the neighbor cell identified includes multiple cells, step 404 can also include：
Receive the cell information that the operation management maintainance equipment is returned according to the request message；
Calculate the signal power that multiple neighbor cells that the cell information identified are received in the position of the user equipment；
The most strong neighbor cell of signal power described in the multiple neighbor cell is defined as to the switching target small area of the user equipment.
It can thus be determined to cover the switching target small area that the signal power received in multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported in the position of the user equipment most strong neighbor cell is the user equipment.
As an alternative embodiment, when the cell information of mobile management device return（For example：Cell information list）When the neighbor cell identified includes multiple cells, step 404 can also include：Receive the cell information that operation management maintainance equipment is returned according to the request message；
From multiple neighbor cells that the cell information is identified, the switching target small area that the center of housing estate position neighbor cell nearest from geographical position residing for the user equipment is the user equipment is determined.
The quality of uplink signal for the user equipment that the switching target small area so determined is received is most strong.
In above-mentioned technical proposal, it is possible to achieve receive the cell information that operation management maintainance equipment is returned, the switching target small area that cell that the cell information is identified is the user equipment is determined.User equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 4 is the schematic flow sheet of one embodiment of the method for another determination switching cell provided in an embodiment of the present invention, as shown in figure 4, including：
501st, the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal are received.
502nd, the coverage of the neighbor cell of serving cell where obtaining the user equipment.
503rd, the candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell. Optionally, the candidate target switching cell that step 503 is determined can include one or more neighbor cells.Neighbor cell in candidate handover target cell does not cover the position of the user equipment, but user equipment is most likely at the neighbor cell entered after movement.The candidate handover target cell can be specifically the Ν neighbor cell nearest from the position of the user equipment or the Ν neighbor cell on the moving direction of the user equipment.Wherein, Ν is natural number.
As an alternative embodiment, can also include after this method step 503：
The user equipment is allocated to using the frequency where the candidate handover target cell as measurement target, the user equipment is measured.
So user equipment only needs to measure the frequency where the candidate handover target cell,.Other neighbor cells need not be measured using frequency.And then, user equipment measurement alien frequencies and/or different system frequency number are reduced, user equipment power consumption is saved.
In above-mentioned technical proposal, receive the positional information that user equipment is sent, the coverage of the neighbor cell of serving cell, the candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell where obtaining the user equipment.So user equipment is it is determined that during candidate handover cell, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 6 is the schematic flow sheet of another embodiment of the method for another determination switching cell provided in an embodiment of the present invention, as shown in fig. 6, including：
601st, the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal are received.
602nd, the coverage of the neighbor cell of serving cell where obtaining the user equipment.
603rd, the positional information sent according to the user equipment, and the positional information that reports of the user equipment history prestored and/or the historical cell information of the user equipment, calculate the moving direction of the user equipment.
Optionally, the moving direction of user equipment described in the Ν positional information calculation that the positional information and the user equipment history that can be sent by the user equipment are reported, the moving direction is specially the connecting line for the Ν positional information that the positional information and the user equipment history that the user equipment is sent are reported, and Ν is the natural number pre-set here.The positional information that user equipment is sent as described is geographical location information 1, and the positional information that the user equipment history is reported includes：Geographical location information 2 and geographical location information 3, thus The moving direction that the user equipment can be calculated can be geographical location information 1 and the line of geographical location information 2 and geographical location information 3.
The positional information and the historical cell information of the user equipment that can also be sent by the user equipment calculate the move mode of the user equipment, the historical cell information can be specifically the center of housing estate positional information of the N number of switching cell of user equipment history, and so the moving direction is specially the connecting line of positional information that the user equipment is sent and the center of housing estate positional information of the N number of switching cell of user equipment history.The positional information that user equipment is sent as described is geographical location information 1, and the historical cell list of the user equipment includes：Cell 1 and cell 2, the center location information of cell 1 is geographical location information 4, the center location information of cell 1 is geographical location information 5, and the moving direction that can thus calculate the user equipment can be geographical location information 1 and the line of geographical location information 4 and geographical location information 4.
604th, the candidate handover target cell that neighbor cell of the coverage on the moving direction of the user equipment is the user equipment is determined according to the coverage of the neighbor cell.
Optionally, the neighbor cell on the moving direction of the user equipment can include：
Neighbor cell in the positive and negative X angles of the connecting line for N number of positional information that the positional information and the user equipment history that center of housing estate position or MPS process boundary point are sent in the user equipment are reported；
Or, the neighbor cell in the positive and negative X angles of the connecting line of the positional information that is sent in the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history.
Or, the nearest neighbor cell of connecting line of the positional information that is sent from the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history；Or, the nearest neighbor cell of connecting line of the positional information that is sent from the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history.
Above-mentioned X is the angle value pre-set.
It is used as a kind of optional embodiment, obtaining in advance has adjacent cell information list, adjacent cell information list includes cell ID and cell coverage information, the embodiment for the early warning adjacent cell information list that the method that adjacent cell information list is obtained is described see above example.
Optionally, the candidate target switching cell of above-mentioned determination can include one or more neighbor cells.The neighbor cell that neighbor cell in candidate handover target cell is not covered with the position of the user equipment but entered after the most possible movement of user equipment.The candidate handover target cell can be specifically the N number of neighbor cell nearest from the positional information of the user equipment or the N on the moving direction of the user equipment Individual neighbor cell.Wherein, N is natural number.
As an alternative embodiment, can also include after this method step 603：
The user equipment is allocated to using the frequency where the candidate handover target cell as measurement target.In above-mentioned technical proposal, it is possible to achieve it is determined that the cell on the moving direction of the user equipment is the candidate handover target cell of the user equipment, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 7 is a kind of structural representation of one embodiment of base station provided in an embodiment of the present invention, as shown in Fig. 7, including：First receiving unit 71, the determining unit 73 of first acquisition unit 72 and first, wherein：First receiving unit 71, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal.Optionally, the geographical position residing for the positional information instruction user equipment, positional information can be specifically geographical location information, and geographical location information can include：Longitude, latitude value, latitude direction（South, north）, geographical location information can also include elevation direction（It is high, deep）, altitude value.
As an alternative embodiment, the positional information that the user equipment that the first receiving unit 71 is received is sent, when can be specifically that the signal of serving cell where the user equipment declines, the positional information of the user equipment.
As an alternative embodiment, the first receiving unit 71 specifically can be also used for receiving positional information and measurement result that user equipment is sent；When the measurement result is that the signal quality of the serving cell where the user equipment declines, the user equipment measures the measurement result of the signal quality of the serving cell where the user equipment.Specifically such as, when the signal quality of the serving cell where the user equipment declines, first receiving unit 71 will receive the signal quality and the now positional information of the user equipment of the serving cell where the user equipment that the user equipment is sent, to know that the signal quality of the serving cell where the user equipment declines, it is necessary to determine switching target small area for the user equipment.
First acquisition unit 72, the coverage of the neighbor cell of serving cell where for obtaining the user equipment.
Optionally, the neighbor cell of serving cell may have one or more cells where the user equipment, and the coverage of the neighbor cell is got by first acquisition unit 72.
First determining unit 73, the positional information and first for being received according to first receiving unit 71 is obtained The coverage of the neighbor cell of the acquisition of unit 72 is taken to determine the switching target small area of the user equipment.Optionally, the switching target small area can be specifically the cell for the positional information for covering the user equipment.As an alternative embodiment, the base station can include：
LTE network base station（ENodeB), i.e. radio network controller（Radio Network Controller, RNC), LTE network base station（NodeB), the small base station of LTE network（Pico), LTE network indoor base station (Femto), LTE networks third constellations mobility base station（Low Mobility, LoMo), local wireless access point (Access Point, AP), low power transmissions node（Low Power Node, LPN) and Remote Radio Unit（Radio Remote Unit, RRU) in it is any.
In above-mentioned technical proposal, first receiving unit receives the positional information that user equipment is sent, the coverage of the neighbor cell of serving BS where first acquisition unit obtains the user equipment, first determining unit determines the switching target small area of the user equipment according to the positional information of the user equipment and the coverage of the neighbor cell, user equipment is before switching target small area is switched to, user equipment need not carry out alien frequencies and/or isosystem measurement, so as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 8 is a kind of structural representation of another embodiment of base station provided in an embodiment of the present invention, as shown in Fig. 8, including：First receiving unit 81, the determining unit 83 of first acquisition unit 82 and first, wherein：First receiving unit 81, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal.
First acquisition unit 82, the coverage for the neighbor cell of serving cell where the user equipment.First determining unit 83, for in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.
As an alternative embodiment, what the ability of the user equipment was obtained by the ability information of the user equipment prestored.The ability information of the user equipment prestored can be specifically the RF capabilities information of the user equipment.The neighbor cell that the ability of the user equipment is supported, can be specifically the neighbor cell that the RF capabilities of the user equipment are supported.The neighbor cell supported such as system type, frequency and bandwidth by the RF capabilities of the user equipment.
As an alternative embodiment, when can cover the neighbor cell that the position of the user equipment and the ability of the user equipment supported and having multiple, the first determining unit 83 can include： Second selecting unit 831, selection can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported；
3rd determination subelement 832, for determining switching target small area that the center of housing estate position neighbor cell nearest from the position of the user equipment is the user equipment in multiple neighbor cells for selecting second selecting unit.
If covering the neighbor cell that the position of the user equipment and the ability of the user equipment supported includes：Cell 1, cell 2 and cell 3, just determine the switching target small area that the center of housing estate position cell nearest from geographical position residing for the user equipment is the user equipment from above three neighbor cell.The more suitable user equipment in the switching target small area so determined.
In above-mentioned technical proposal, first determining unit is in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.The more suitable user equipment in the switching target small area so determined, and user equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Fig. 9 is a kind of structural representation of another embodiment of base station provided in an embodiment of the present invention, as shown in Fig. 9, including：First receiving unit 91, first area unit 92, the determination subelement 94 of first choice unit 93 and the 3rd, wherein：
First receiving unit 91, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal.
First acquisition unit 92, the coverage of the neighbor cell of serving cell where for obtaining the user equipment.
First choice unit 93, in the coverage of the neighbor cell, selecting the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported from the adjacent cell information list obtained in advance；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information.
Optionally, above-mentioned alien frequencies adjacent cell information list can be specifically to belong to same system standard, but the adjacent cell information list of the different neighbor cell of center frequency point with serving cell where the user equipment；On State the adjacent cell information list that different system adjacent cell information list can be specifically the neighbor cell that same system standard is not belonging to serving cell where the user equipment.
Optionally, above-mentioned cell coverage information can specifically include：Center location information, transmission power information and the fading model of each cell；Or the center location information and covering radius information of each cell；Or the several exemplary position information and signal quality information of each cell.
Optionally, above-mentioned adjacent cell information list can also include cell ID, and the neighbor cell that can cover that the position of the user equipment and the ability of the user equipment are supported thus can be quickly selected by the cell ID of adjacent cell information list.
3rd determination subelement 94, the neighbor cell for first choice unit 93 to be selected is defined as the switching target small area of the user equipment.
It is used as a kind of optional embodiment, when the neighbor cell that first choice unit 93 is selected has multiple, the 3rd determining unit 94, which can be also used for calculating, can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported, the signal power received in the position of the user equipment；And the most strong neighbor cell of signal power described in the multiple neighbor cell is defined as to the switching target small area of the user equipment.
Optionally, the signal power of the multiple neighbor cell of above-mentioned calculating can specifically include：The information such as center location information, transmission power information and the fading model of the multiple neighbor cell are selected from the adjacent cell information list, the signal power of the multiple neighbor cell is calculated by center location information, transmission power information and fading model.
It should be noted that in the embodiment, the adjacent cell information list includes cell coverage information, cell coverage information includes center location information, transmission power information and the fading model of neighbor cell.
It is used as a kind of optional embodiment, when the neighbor cell that first choice unit 93 is selected has multiple, the 3rd determining unit 94, which can be also used for calculating, can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported, the signal power received in the position of the user equipment, and calculate the signal power that the multiple neighbor cell receives the user equipment；And the neighbor cell of signal power described in the multiple neighbor cell and the signal power sum maximum for receiving the user equipment is defined as to the switching target small area of the user equipment.
As an alternative embodiment, as shown in Figure 10, the base station can also include：
Second acquisition unit 95, the adjacent cell information list for obtaining the transmission of operation management maintainance equipment.The adjacent cell information list includes：The alien frequencies neighbor cell of serving cell where the user equipment The different system adjacent cell information list of serving cell where information list and/or the user equipment, the adjacent cell information list includes cell coverage information.
Optionally, the adjacent cell information list that second acquisition unit 95 is obtained can be the adjacent cell information list of the advance acquisition in first choice unit 93.
Optionally, the mode that the operation management maintainance equipment sends adjacent cell information list to the base station can specifically include：
Operation management maintainance equipment sends adjacent cell information list by way of push；The adjacent cell information list can include the adjacent cell information list of newly-increased neighbor cell.For example, the adjacent cell information list that base station is obtained for the first time after being connected with operation management maintainance equipment, or neighbor cell, when newly starting, operation management maintainance equipment obtains the adjacent cell information list of the neighbor cell of the new startup of transmission to base station.The operation management maintainance equipment can include the operation management maintainance equipment of modification neighbor cell.For example, when cell coverage information is changed, the operation management maintainance equipment of the neighbor cell for the modification that operation management maintainance equipment is sent to base station.The operation management maintainance equipment can also include the operation management maintainance equipment for deleting neighbor cell.For example, when adjacent-cell transceivers are closed, the operation management maintainance equipment of the neighbor cell for the deletion that operation management maintainance equipment is sent to base station.Above-mentioned adjacent cell information list can include cell ID and cell coverage information.
Optionally, operation management maintainance equipment to the base station can also send adjacent cell information list by way of request, and in which, the base station can also include：
First transmitting element 96, for sending the request message that request returns to adjacent cell information list to operation management maintainance equipment.
The cell ID of serving cell where the mark and the user equipment of the base station can be carried in the request message, or only carry the mark of the base station.Operation management maintainance equipment is received after the request message, and adjacent cell information list just is sent into base station.When only carrying Base Station Identification in request message, adjacent with the base station and the overlapping neighbor cell of covering adjacent cell information list is sent to base station by operation management maintainance equipment.When the adjacent cell information list for the neighbor cell that carrying Base Station Identification and cell ID in request message, operation management maintainance equipment overlap and covering adjacent with the cell
In addition, when the cell coverage information of neighbor cell is changed, the base station can also get the adjacent cell information list after the change of operation management maintainance equipment transmission.As an alternative embodiment, as shown in figure 11, the base station can also include：
3rd acquiring unit 97, it is described for obtaining adjacent cell information list by inter-base station interface message Adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information.
Optionally, the adjacent cell information list that the 3rd acquiring unit 97 is obtained can be the adjacent cell information list of the advance acquisition in first choice unit 93.
Such as when the base station set up X2 mouthfuls, base station configuration updating, cell activation when, X2 transmit message in can carry increase and/or modification serving cell（Served Cell) adjacent cell information list.
In above-mentioned technical proposal, first choice unit can be realized in the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；3rd determination subelement and the switching target small area that the neighbor cell of the second selecting unit selection is defined as to the user equipment.User equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Figure 12 is a kind of structural representation of another embodiment of base station provided in an embodiment of the present invention, as shown in figure 12, including：First receiving unit 101, first acquisition unit 102, the second transmitting element 103 and the second determination subelement 104, wherein：
First receiving unit 101, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal.
First acquisition unit 102, the coverage for the neighbor cell of serving cell where the user equipment.
Second transmitting element 103, ability information for sending user equipment geographic location information and from the user equipment prestored to operation management maintainance equipment, and request returns to the request message of cell information, the neighbor cell that the cell information is identified can cover the neighbor cell that the ability of the position of the user equipment and the user equipment is supported.
3rd determination subelement 104, for receiving the cell information that the operation management maintainance equipment is returned according to the request message, determines the switching target small area that neighbor cell that the cell information identified is the user equipment.
After the geographical location information residing for the operation management maintainance equipment reception user equipment, the ability information of the user equipment and above-mentioned request message, the operation management maintainance equipment just can be from database In select the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported, then return again to the cell information of the neighbor cell that selection is drawn to the base station.Cell information can include cell ID, can also include cell coverage information and cell signal quality information etc..When the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, the cell information that operational administrative equipment is returned can be cell information list, and the cell information list, which can be included, can cover cell ID, cell coverage information and the cell signal quality information for multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported.The signal power that above-mentioned cell information list can also be received with the position in the user equipment from high to low, is arranged cell information.After the cell information is received, it is possible to which the signal power that is received in the position of the user equipment of selection most strong neighbor cell is the switching target small area of the user equipment.
It is used as a kind of optional embodiment, when the neighbor cell that the cell information is identified includes multiple cells, the 3rd determination subelement 104 specifically can be also used for calculating the signal power that multiple neighbor cells that the cell information identified are received in the position of the user equipment；And the most strong neighbor cell of signal power described in the multiple neighbor cell is defined as to the switching target small area of the user equipment.
It can thus be determined to cover the switching target small area that the signal power received in multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported in the position of the user equipment most strong cell is the user equipment.
It is used as a kind of optional embodiment, when the neighbor cell that the cell information is identified includes multiple cells, 3rd determination subelement 104 specifically can be also used for receiving the cell information that operation management maintainance equipment is returned according to the request message, from multiple neighbor cells that the cell information is identified, the switching target small area that the center of housing estate position neighbor cell nearest from geographical position residing for the user equipment is the user equipment is determined.
The quality of uplink signal for the user equipment that the switching target small area so determined is received is most strong.
In above-mentioned technical proposal, it is possible to achieve the 3rd determination subelement receives the cell information that operation management maintainance equipment cell determination subelement is returned, the switching target small area that cell that the cell information is identified is the user equipment is determined.User equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Figure 13 is the structural representation of one embodiment of another base station provided in an embodiment of the present invention, such as Shown in Figure 13, the base station includes：Positional information receiving unit 111, coverage acquiring unit 112 and cell determining unit 113, wherein：
Positional information receiving unit 111, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal.
Coverage acquiring unit 112, the coverage of the neighbor cell of serving cell where for obtaining the user equipment.
Positional information receiving unit cell determining unit 113, the coverage for the neighbor cell that positional information and coverage acquiring unit 112 for being received according to the positional information receiving unit are obtained determines the candidate handover target cell of the user equipment.
It should be noted that the candidate target switching cell that cell determining unit 113 is determined can include one or more neighbor cells.Neighbor cell in candidate handover target cell does not cover the position of the user equipment but user equipment is most likely at the neighbor cell entered after movement.The candidate handover target cell can be specifically the N number of neighbor cell nearest from the position of the user equipment or N number of neighbor cell on the moving direction of the user equipment.Wherein, N is natural number.
As an alternative embodiment, the base station can also include：
Dispensing unit, for being allocated to the user equipment using the frequency where the candidate handover target cell that cell determining unit 113 is determined as measurement target, measures the user equipment.
So user equipment only needs to measure the frequency where the candidate handover target cell, and then, user equipment measurement alien frequencies and/or different system frequency number are reduced, user equipment power consumption is saved.
As an alternative embodiment, the base station can include：
LTE network（ENodeB), i.e. radio network controller（Radio Network Controller, RNC), LTE network base station（NodeB), the small base station of LTE network（Pico), LTE network indoor base station（Femto), LTE network third constellations mobility base station（Low Mobility, LoMo), local wireless access point（Access Point, AP), low power transmissions node（Low Power Node, LPN) and Remote Radio Unit（Radio Remote Unit, RRU) in it is any.
The present embodiment, positional information receiving unit receives the positional information that user equipment is sent, the coverage of the neighbor cell of serving cell where second acquisition unit obtains the user equipment, cell determining unit determines the candidate handover target cell of the user equipment according to the positional information of the user equipment and the coverage of the neighbor cell.So user equipment is it is determined that during candidate handover cell, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is not Measurement gap must be used to carry out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Figure 14 is the structural representation of another embodiment of another base station provided in an embodiment of the present invention, and as shown in figure 14, the base station includes：Positional information receiving unit 121, coverage acquiring unit 122, computing unit 123 and cell determination subelement 124, wherein：
Positional information receiving unit 121, the positional information for receiving user equipment transmission.
Coverage acquiring unit 122, the coverage of the neighbor cell of serving cell where for obtaining the user equipment.
Computing unit 123, for the positional information received according to positional information receiving unit 121, and the positional information that reports of the user equipment history prestored and/or the historical cell information of the user equipment, calculate the moving direction of the user equipment.
Specifically, the moving direction of user equipment described in N number of positional information calculation that the positional information and the user equipment history that can be sent by the user equipment are reported, the moving direction is specially the connecting line for N number of positional information that the positional information and the user equipment history that the user equipment is sent are reported, and N is the natural number pre-set here.The positional information that user equipment is sent as described is geographical location information 1, and the positional information that the user equipment history is reported includes：Geographical location information 2 and geographical location information 3, the moving direction that can thus calculate the user equipment can be geographical location information 1 and the line of geographical location information 2 and geographical location information 3.
The positional information and the historical cell information of the user equipment that can also be sent by the user equipment calculate the move mode of the user equipment, the historical cell information can be specifically the center of housing estate positional information of the N number of switching cell of user equipment history, and so the moving direction is specially the connecting line of positional information that the user equipment is sent and the center of housing estate positional information of the N number of switching cell of user equipment history.The positional information that user equipment is sent as described is geographical location information 1, and the historical cell list of the user equipment includes：Cell 1 and cell 2, the center location information of cell 1 is geographical location information 4, the center location information of cell 1 is geographical location information 5, and the moving direction that can thus calculate the user equipment can be geographical location information 1 and the line of geographical location information 4 and geographical location information 4.
Cell determination subelement 124, the coverage of the neighbor cell for being obtained according to second area unit 122 determines candidate handover target cell of the neighbor cell on the moving direction for the user equipment that coverage is calculated in computing unit 123 for the user equipment.
Specifically, the neighbor cell on the moving direction of the user equipment can include： Neighbor cell in the positive and negative X angles of the connecting line for N number of positional information that the positional information and the user equipment history that center of housing estate position or MPS process boundary point are sent in the user equipment are reported；
Or, the neighbor cell in the positive and negative X angles of the connecting line of the positional information that is sent in the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history.
Or, the nearest neighbor cell of connecting line of the positional information that is sent from the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history；Or, the nearest neighbor cell of connecting line of the positional information that is sent from the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history.
It is used as a kind of optional embodiment, obtaining in advance has adjacent cell information list, adjacent cell information list includes cell ID and cell coverage information, the embodiment for the early warning adjacent cell information list that the method that adjacent cell information list is obtained is described see above example.
Optionally, the candidate target switching cell of above-mentioned determination can include one or more neighbor cells.The neighbor cell that neighbor cell in candidate handover target cell is not covered with the position of the user equipment but entered after the most possible movement of user equipment.The candidate handover target cell can be specifically the N number of neighbor cell nearest from the positional information of the user equipment or the N neighbor cell on the moving direction of the user equipment.Wherein, N is natural number.
In above-mentioned technical proposal, it is possible to achieve it is determined that the cell on the moving direction of the user equipment is the candidate handover target cell of the user equipment, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Figure 15 is a kind of structural representation of one embodiment of base station provided in an embodiment of the present invention, is included as shown in Figure 15：Input unit 131, processor 132 and output device 133, wherein：
Processor 132 is used to perform following steps：
Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell. Optionally, the geographical position residing for the positional information instruction user equipment, positional information can be specifically geographical location information, and the geographical location information can include：Longitude, latitude value, latitude direction（South, north）, geographical location information can also include elevation direction（It is high, deep）, altitude value.
As an alternative embodiment, the positional information that the user equipment is sent, when can be specifically that the signal of serving cell where the user equipment declines, the positional information of the user equipment.
As an alternative embodiment, the positional information for receiving user equipment transmission can include：Receive positional information and measurement result that user equipment is sent；When the measurement result is that the signal quality of the serving cell where the user equipment declines, the user equipment measures the measurement result of the signal quality of the serving cell where the user equipment.Specifically such as, when the signal quality of the serving cell where the user equipment declines, the signal quality and the now positional information of the user equipment of serving cell where the user equipment that the user equipment is sent will be received, to know that the signal quality of the serving cell where the user equipment declines, it is necessary to determine switching target small area for the user equipment.
Optionally, the neighbor cell of serving cell may have one or more cells where the user equipment.Optionally, the switching target small area can be specifically the cell in the geographical position residing for the covering user equipment.
As an alternative embodiment, processor 132 can be also used for performing following steps：Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
In the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.
Optionally, as shown in figure 16, the base station can also include：Memory 134, the ability information for storing the user equipment.
Optionally, memory 134 can be also used for storing the program that processor 142 is performed.
Optionally, the ability information of the user equipment of the storage can be specifically the RF capabilities information of the user equipment.The neighbor cell that the ability of the user equipment is supported, can be specifically the neighbor cell that the RF capabilities of the user equipment are supported.The neighbor cell supported such as system type, frequency and bandwidth by the RF capabilities of the user equipment.
Optionally, when the position that can cover the user equipment and the ability of the user equipment is supported Neighbor cell when having multiple, the processor can be also used for performing following steps：
In the coverage of the neighbor cell, selection can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported；
The switching target small area that will determine that the center of housing estate position neighbor cell nearest from the position of the user equipment is the user equipment in the multiple neighbor cells selected.
In the embodiment, it can realize in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.The more suitable user equipment in the switching target small area so determined, and user equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
As an alternative embodiment, processor 132 can be also used for performing following steps：Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
In the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information；
The neighbor cell of the selection is defined as to the switching target small area of the user equipment.
Optionally, as shown in figure 16, the base station can also include：Memory 134, for storing the adjacent cell information list obtained in advance.
Optionally, above-mentioned alien frequencies adjacent cell information list can be specifically to belong to same system standard, but the adjacent cell information list of the different neighbor cell of center frequency point with serving cell where the user equipment；Above-mentioned different system adjacent cell information list can be specifically the adjacent cell information list for the neighbor cell that same system standard is not belonging to serving cell where the user equipment.
Optionally, above-mentioned adjacent cell information list includes cell coverage information, cell coverage information indicating cell coverage.Cell coverage information can specifically include：Center location information, the transmission power letter of cell Breath and fading model；Or the center location information and covering radius information of cell；Or the several exemplary position information and signal quality information of cell.When the center location information, transmission power information and the fading model that store each cell；Or the center location information and covering radius information of each cell；Or the several exemplary position information and signal quality information of each cell, it is possible to the coverage of each cell is estimated by above- mentioned information, to draw cell coverage information.When the positional information for receiving the user equipment transmission just can select the neighbor cell that cell coverage area covers the position of the user equipment according to cell coverage information.
Optionally, when the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, processor 132 can be also used for performing following steps：Calculating can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported, the signal power received in the position of the user equipment；
The most strong neighbor cell of signal power described in the multiple neighbor cell is defined as to the switching target small area of the user equipment.
Optionally, the signal power of the multiple neighbor cell of above-mentioned calculating can specifically include：The information such as center location information, transmission power information and the fading model of the multiple neighbor cell are selected from the adjacent cell information list, the signal power of the multiple neighbor cell is calculated by center location information, transmission power information and fading model.
Optionally, when the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, processor 132 can be also used for performing following steps：
Calculating can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported, the signal power received in the position of the user equipment；
Calculate the signal power that the multiple neighbor cell receives the user equipment；
The neighbor cell of signal power described in the multiple neighbor cell and the signal power sum maximum for receiving the user equipment is defined as to the switching target small area of the user equipment.
Optionally, processor 132 can be also used for performing following steps：
Obtain the adjacent cell information list that operation management maintainance equipment is sent；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list is covered comprising cell
_ ^_^ ceases.
The adjacent cell information list that the execution of processor 132 step is got is specifically as follows the adjacent cell information list obtained in advance. Optionally, the mode of the operation management maintainance equipment transmission adjacent cell information list can specifically include：
Operation management maintainance equipment sends adjacent cell information list by way of push.
Optionally, the operation management maintainance equipment can also be sent in adjacent cell information list, which by way of request, and processor 132 can be also used for performing following steps：
The request message of adjacent cell information list is sent to operation management maintainance equipment.
The cell ID of serving cell where Base Station Identification and the user equipment can be carried in the request message, or only carry Base Station Identification.
Optionally, processor 132 can be also used for performing following steps：
Adjacent cell information list is obtained by inter-base station interface message
The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information.
In the embodiment, it is possible to achieve in the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；And the neighbor cell of the selection is defined as to the switching target small area of the user equipment.User equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
As an alternative embodiment, processor 132 can be also used for performing following steps：Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The ability information of the geographical location information residing for the user equipment and the user equipment prestored is sent to operation management maintainance equipment；
The request message that request returns to cell information is sent to the operation management maintainance equipment, the neighbor cell that the cell information is identified can cover the neighbor cell that the ability of the position of the user equipment and the user equipment is supported；
The cell information that the operation management maintainance equipment is returned according to the request message is received, it is determined that described The neighbor cell that cell information is identified is the switching target small area of the user equipment.
When the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, the cell information that operational administrative equipment is returned can be cell information list, and the cell information list, which can be included, can cover cell ID, cell coverage information and the cell signal quality information for multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported.The signal power that above-mentioned cell information list can also be received with the position in the user equipment from high to low, is arranged cell information.After the cell information is received, it is possible to which the signal power that is received in the position of the user equipment of selection most strong neighbor cell is the switching target small area of the user equipment.
Optionally, when the cell information that the mobile management device is returned（For example：Cell information list）When the neighbor cell identified includes multiple cells, processor 132 can be also used for performing following steps：
Receive the cell information that the operation management maintainance equipment is returned according to the request message；
Calculate the signal power that multiple neighbor cells that the cell information identified are received in the position of the user equipment；
The most strong neighbor cell of signal power described in the multiple neighbor cell is defined as to the switching target small area of the user equipment.
It can thus be determined to cover the switching target small area that the signal power received in multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported in the position of the user equipment most strong neighbor cell is the user equipment.
Optionally, when the cell information that the mobile management device is returned（For example：Cell information list）When the neighbor cell identified includes multiple cells, processor 132 can be also used for performing following steps：
Receive the cell information that operation management maintainance equipment is returned according to the request message；
From multiple neighbor cells that the cell information is identified, the switching target small area that the center of housing estate position neighbor cell nearest from geographical position residing for the user equipment is the user equipment is determined.
The quality of uplink signal for the user equipment that the switching target small area so determined is received is most strong.
In the embodiment, it is possible to achieve receive the cell information that operation management maintainance equipment is returned, the switching target small area that cell that the cell information is identified is the user equipment is determined.User equipment is it is determined that during switching target small area, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
As an alternative embodiment, the base station can include： LTE network（ENodeB), i.e. radio network controller（Radio Network Controller, RNC), LTE network base station（NodeB), the small base station of LTE network（Pico), LTE network indoor base station（Femto), LTE network third constellations mobility base station（Low Mobility, LoMo), local wireless access point（Access Point, AP), low power transmissions node（Low Power Node, LPN) and Remote Radio Unit（Radio Remote Unit, RRU) in it is any.
In above-mentioned technical proposal, receive the positional information that user equipment is sent, the coverage of the neighbor cell of serving BS where obtaining the user equipment, the switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell, so in user equipment it is determined that during switching target small area, user equipment, which need not start the non-receiving device for monitoring serving cell, to carry out alien frequencies and/or isosystem measurement to reduce the power consumption of user equipment.Or, user equipment is required for measurement gap and carries out alien frequencies or the measurement of different system frequency, the time that user equipment receives data is added, to improve the data transmission efficiency of user equipment.
Figure 17 is a kind of structural representation of one embodiment of base station provided in an embodiment of the present invention, is included as shown in Figure 17：Input unit 141, processor 142 and output device 143, wherein：
Processor 142 is used to perform following steps：
Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
Optionally, it is determined that candidate target switching cell can include one or more neighbor cells.Neighbor cell in candidate handover target cell does not cover the position of the user equipment, but user equipment is most likely at the neighbor cell entered after movement.The candidate handover target cell can be specifically the N number of neighbor cell nearest from the position of the user equipment or N number of neighbor cell on the moving direction of the user equipment.Wherein, N is natural number.
As an alternative embodiment, processor 142 can also carry out following steps after the step of determining the candidate handover target cell of the user equipment according to the positional information of the user equipment and the coverage of the neighbor cell has been performed：
The user equipment is allocated to using the frequency where the candidate handover target cell as measurement target, the user equipment is measured. So user equipment only needs to measure the frequency where the candidate handover target cell,.Other neighbor cells need not be measured using frequency.And then, user equipment measurement alien frequencies and/or different system frequency number are reduced, user equipment power consumption is saved.
As an alternative embodiment, processor 142 can be also used for performing following steps：Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
The coverage of the neighbor cell of serving cell where obtaining the user equipment；
The positional information sent according to the user equipment, and the positional information that reports of the user equipment history prestored and/or the historical cell information of the user equipment, calculate the moving direction of the user equipment；
Determine the candidate handover target cell that neighbor cell of the coverage on the moving direction of the user equipment is the user equipment.
Optionally, as shown in figure 18, the base station can also include：Memory 144, positional information and/or the historical cell information of the user equipment that the user equipment history for storage is reported.
Optionally, memory 144 can be also used for storing the program that processor 142 is performed.
Optionally, the moving direction of user equipment described in N number of positional information calculation that the positional information and the user equipment history that processor 142 can specifically be sent by the user equipment are reported, the moving direction is specially the connecting line for N number of positional information that the positional information and the user equipment history that the user equipment is sent are reported, and N is the natural number pre-set here.The positional information that user equipment is sent as described is geographical location information 1, and the positional information that the user equipment history is reported includes：Geographical location information 2 and geographical location information 3, the moving direction that can thus calculate the user equipment can be geographical location information 1 and the line of geographical location information 2 and geographical location information 3.
Optionally, positional information and the historical cell information of the user equipment that processor 142 can also be sent by the user equipment calculate the move mode of the user equipment, the historical cell information can be specifically the center of housing estate positional information of the N number of switching cell of user equipment history, and so the moving direction is specially the connecting line of positional information that the user equipment is sent and the center of housing estate positional information of the N number of switching cell of user equipment history.The positional information that user equipment is sent as described is geographical location information 1, and the historical cell list of the user equipment includes：Cell 1 and cell 2, the center location information of cell 1 is geographical location information 4, the center location information of cell 1 is geographical location information 5, and the moving direction that can thus calculate the user equipment can be geographical location information 1 and geographical location information 4 and geographical location information 4 Line.
Optionally, the neighbor cell on the moving direction of the user equipment can include：
Neighbor cell in the positive and negative X angles of the connecting line for N number of positional information that the positional information and the user equipment history that center of housing estate position or MPS process boundary point are sent in the user equipment are reported；
Or, the neighbor cell in the positive and negative X angles of the connecting line of the positional information that is sent in the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history.
Or, the nearest neighbor cell of connecting line of the positional information that is sent from the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history；Or, the nearest neighbor cell of connecting line of the positional information that is sent from the user equipment of center of housing estate position or MPS process boundary point and the center of housing estate positional information of the N number of switching cell of user equipment history.
Above-mentioned X is the angle value pre-set.
As an alternative embodiment, obtain has adjacent cell information list in advance, adjacent cell information list includes cell ID and cell coverage information.
Optionally, the candidate target switching cell of above-mentioned determination can include one or more neighbor cells.The neighbor cell that neighbor cell in candidate handover target cell is not covered with the position of the user equipment but entered after the most possible movement of user equipment.The candidate handover target cell can be specifically the N number of neighbor cell nearest from the positional information of the user equipment or the N neighbor cell on the moving direction of the user equipment.Wherein, N is natural number.
As an alternative embodiment, the base station can include：
LTE network（ENodeB), i.e. radio network controller（Radio Network Controller, RNC), LTE network base station（NodeB), the small base station of LTE network（Pico), LTE network indoor base station（Femto), LTE network third constellations mobility base station（Low Mobility, LoMo), local wireless access point（Access Point, AP), low power transmissions node（Low Power Node, LPN) and Remote Radio Unit（Radio Remote Unit, RRU) in it is any.
In above-mentioned technical proposal, receive the positional information that user equipment is sent, the coverage of the neighbor cell of serving cell, the candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell where obtaining the user equipment.So user equipment is it is determined that during candidate handover cell, user equipment need not carry out alien frequencies and/or isosystem measurement.So as to reduce the power consumption of user equipment.Meanwhile, user equipment is required for measurement gap and carries out alien frequencies or different system frequency Measurement, adds the time that user equipment receives data, to improve the data transmission efficiency of user equipment.One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, computer program is can be by instruct the hardware of correlation to complete, described program can be stored in a computer read/write memory medium, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic disc, CD, read-only memory（Read-Only Memory, ROM) or random access memory（Random Access Memory, RAM) etc..
Above disclosure is only preferred embodiment of present invention, can not limit the interest field of the present invention, therefore the equivalent variations made according to the claims in the present invention with this certainly, still belongs to the scope that the present invention is covered.

Claims (1)

  1. Claim
    1st, a kind of method of determination switching cell, it is characterised in that including：
    Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
    The coverage of the neighbor cell of serving cell where obtaining the user equipment；
    The switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
    2nd, the method as described in claim 1, it is characterised in that described to determine that the switching target small area of the user equipment includes according to the positional information of the user equipment and the coverage of the neighbor cell：
    In the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.
    3rd, method as claimed in claim 2, it is characterized in that, in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the switching target small area that the neighbor cell of the selection is defined as the user equipment is included：
    In the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information；
    The neighbor cell of the selection is defined as to the switching target small area of the user equipment.
    4th, method as claimed in claim 3, it is characterised in that methods described also includes:
    Obtain the adjacent cell information list that operation management maintainance equipment is sent.
    5th, method as claimed in claim 4, it is characterised in that before the cell coverage information that the acquisition operation management maintainance equipment is sent, this method also includes： The request message that request returns to the adjacent cell information list is sent to operation management maintainance equipment.
    6th, method as claimed in claim 3, it is characterised in that this method also includes：
    The adjacent cell information list is obtained by inter-base station interface message.
    7th, method as claimed in claim 2, it is characterized in that, it is described in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the switching target small area that the neighbor cell of the selection is defined as the user equipment is included：The ability information of the geographical location information residing for the user equipment and the user equipment prestored is sent to operation management maintainance equipment；
    The request message that request returns to cell information is sent to the operation management maintainance equipment, the neighbor cell that the cell information is identified can cover the neighbor cell that the ability of the position of the user equipment and the user equipment is supported；
    The cell information that the operation management maintainance equipment is returned according to the request message is received, the switching target small area that neighbor cell that the cell information identified is the user equipment is determined.
    8th, the method as any one of claim 2-6, it is characterized in that, when the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, it is described in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the switching target small area that the neighbor cell of the selection is defined as the user equipment is included：
    In the coverage of the neighbor cell, selection can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported；
    The switching target small area that will determine that the center of housing estate position neighbor cell nearest from the position of the user equipment is the user equipment in the multiple neighbor cells selected.
    9th, a kind of method of determination switching cell, it is characterised in that including：
    Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal；
    The coverage of the neighbor cell of serving cell where obtaining the user equipment； The candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
    10th, method as claimed in claim 9, it is characterised in that described to determine that the candidate handover target cell of the user equipment includes according to the positional information of the user equipment and the coverage of the neighbor cell：
    According to the positional information of the user equipment, and the positional information that reports of the user equipment history prestored and/or the historical cell information of the user equipment, calculate the moving direction of the user equipment；The candidate handover target cell that neighbor cell of the coverage on the moving direction of the user equipment is the user equipment is determined according to the coverage of the neighbor cell.
    11st, the method as described in claim 9, it is characterised in that also include after the candidate handover target cell that the user equipment is determined according to the positional information of the user equipment：
    The user equipment is allocated to using the frequency where the candidate handover target cell as measurement target.
    12nd, a kind of base station, it is characterised in that including：First receiving unit, first acquisition unit and the first determining unit, wherein：
    First receiving unit, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal；
    First acquisition unit, the coverage for the neighbor cell of serving cell where the user equipment；First determining unit, the coverage for the neighbor cell that positional information and first acquisition unit for being received according to first receiving unit are obtained determines the switching target small area of the user equipment.
    13rd, base station as claimed in claim 12, it is characterized in that, first determining unit is additionally operable in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.
    14th, base station as claimed in claim 13, it is characterised in that first determining unit includes：First choice unit is adjacent small from what is obtained in advance in the coverage of the neighbor cell The neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected in area's information list；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information；
    First determination subelement, the switching target small area for the neighbor cell of the first choice Unit selection to be defined as to the user equipment.
    15th, base station as claimed in claim 14, it is characterised in that the base station also includes：
    Second acquisition unit, the adjacent cell information list for obtaining the transmission of operation management maintainance equipment.
    16th, base station as claimed in claim 15, it is characterised in that the base station also includes：
    First transmitting element, for sending the request message that request returns to the adjacent cell information list to operation management maintainance equipment.
    17th, base station as claimed in claim 14, it is characterised in that the base station also includes：
    3rd acquiring unit, for obtaining the adjacent cell information list by inter-base station interface message.
    18th, base station as claimed in claim 13, it is characterised in that first determining unit includes：Second transmitting element, ability information for sending the geographical location information residing for the user equipment and from the user equipment prestored to operation management maintainance equipment, and request returns to the request message of cell information, the neighbor cell that the cell information is identified can cover the neighbor cell that the ability of the position of the user equipment and the user equipment is supported；
    Second determination subelement, for receiving the cell information that the operation management maintainance equipment is returned according to the request message, the cell for determining the cell information mark is the switching target small area of the user equipment.
    19th, the base station as any one of claim 13-18, it is characterised in that when the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, first determining unit includes：
    Second selecting unit, selection can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported； 3rd determination subelement, for determining switching target small area that the center of housing estate position neighbor cell nearest from the position of the user equipment is the user equipment in multiple neighbor cells for selecting second selecting unit.
    20th, a kind of base station, it is characterised in that including：Positional information receiving unit, coverage acquiring unit and cell determining unit, wherein：
    Positional information receiving unit, the positional information for receiving user equipment transmission, the geographical position residing for the positional information indicating user terminal；
    Coverage acquiring unit, the coverage of the neighbor cell of serving cell where for obtaining the user equipment；
    Cell determining unit, the positional information for being received according to the positional information receiving unit determines the candidate handover target cell of user equipment described in the coverage of the neighbor cell obtained with the coverage acquiring unit.
    21st, base station as claimed in claim 20, it is characterised in that the cell determining unit includes：Computing unit, for the positional information received according to the positional information receiving unit, and the positional information that reports of the user equipment history prestored and/or the historical cell information of the user equipment, calculate the moving direction of the user equipment；
    Cell determination subelement, the coverage of the neighbor cell for being obtained according to second area unit determines candidate handover target cell of the neighbor cell on the moving direction for the user equipment that coverage is calculated in the computing unit for the user equipment.
    22nd, the base station as described in claim 21 or 22, it is characterised in that the base station also includes：Dispensing unit, the user equipment is allocated to for the frequency where the candidate handover target cell that determines the cell determining unit as measurement target.
    23rd, a kind of base station, it is characterised in that including：Input unit, processor and output device, wherein：Processor is used to perform following steps：
    Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal； The coverage of the neighbor cell of serving cell where obtaining the user equipment；
    The switching target small area of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
    24th, base station as claimed in claim 23, it is characterised in that the computing device according to the positional information of the user equipment and the coverage of the neighbor cell determines that the switching target small area step of the user equipment is specially：
    In the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the neighbor cell of the selection is defined as to the switching target small area of the user equipment.
    25th, base station as claimed in claim 24, it is characterized in that, the computing device in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the step of neighbor cell of the selection is defined as into the switching target small area of the user equipment is specially：
    In the coverage of the neighbor cell, the neighbor cell that the ability of the position that can cover the user equipment and the user equipment is supported is selected from the adjacent cell information list obtained in advance；The adjacent cell information list includes：The different system adjacent cell information list of serving cell where the alien frequencies adjacent cell information list of serving cell where the user equipment and/or the user equipment, the adjacent cell information list includes cell coverage information；
    The neighbor cell of the selection is defined as to the switching target small area of the user equipment.
    26th, base station as claimed in claim 25, its feature exists, and the processor is additionally operable to perform following steps：
    Obtain the adjacent cell information list that operation management maintainance equipment is sent.
    27th, base station as claimed in claim 26, it is characterised in that the processor is before the step of performing the adjacent cell information list for obtaining the transmission of operation management maintainance equipment, and the processor is additionally operable to perform following steps：
    The request message that request returns to the adjacent cell information list is sent to operation management maintainance equipment. 28th, base station as claimed in claim 25, it is characterised in that the processor is additionally operable to perform following steps：
    The adjacent cell information list is obtained by inter-base station interface message.
    29th, base station as claimed in claim 24, it is characterized in that, the computing device in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the step of neighbor cell of the selection is defined as into the switching target small area of the user equipment is specially：
    The ability information of the geographical location information residing for the user equipment and the user equipment prestored is sent to operation management maintainance equipment；
    The request message that request returns to cell information is sent to the operation management maintainance equipment, the neighbor cell that the cell information is identified can cover the neighbor cell that the ability of the position of the user equipment and the user equipment is supported；
    The cell information that the operation management maintainance equipment is returned according to the request message is received, the switching target small area that neighbor cell that the cell information identified is the user equipment is determined.
    30th, the base station as described in claim 24-29, it is characterized in that, when the neighbor cell that the position that can cover the user equipment and the ability of the user equipment are supported has multiple, the computing device in the coverage of the neighbor cell, selection can cover the neighbor cell that the position of the user equipment and the ability of the user equipment are supported, the step of neighbor cell of the selection is defined as into the switching target small area of the user equipment is specially：
    In the coverage of the neighbor cell, selection can cover multiple neighbor cells that the position of the user equipment and the ability of the user equipment are supported；
    The switching target small area that will determine that the center of housing estate position neighbor cell nearest from the position of the user equipment is the user equipment in the multiple neighbor cells selected.
    31st, a kind of base station, it is characterised in that including：Input unit, processor and output device, wherein：Processor is used to perform following steps：
    Receive the positional information that user equipment is sent, the geographical position residing for the positional information indicating user terminal Put；
    The coverage of the neighbor cell of serving cell where obtaining the user equipment；
    The candidate handover target cell of the user equipment is determined according to the coverage of the positional information of the user equipment and the neighbor cell.
    32nd, base station as claimed in claim 31, it is characterised in that the computing device the step of determining the candidate handover target cell of the user equipment according to the positional information of the user equipment and the coverage of the neighbor cell is specially：
    According to the positional information of the user equipment, and the positional information that reports of the user equipment history prestored and/or the historical cell information of the user equipment, calculate the moving direction of the user equipment；Determine the candidate handover target cell that neighbor cell of the coverage on the moving direction of the user equipment is the user equipment.
    33rd, base station as claimed in claim 31, it is characterized in that, the processor perform it is described the candidate handover target cell of the user equipment is determined according to the positional information of the user equipment and the coverage of the neighbor cell the step of after, also execute the following steps：
    The user equipment is allocated to using the frequency where the candidate handover target cell as measurement target.
CN201280035661.7A 2012-07-20 2012-07-20 Method for determining handover cell and base station Pending CN103718605A (en)

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