CN101500293B - Cell shielding method for precise region and apparatus thereof - Google Patents
Cell shielding method for precise region and apparatus thereof Download PDFInfo
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- CN101500293B CN101500293B CN2008100576025A CN200810057602A CN101500293B CN 101500293 B CN101500293 B CN 101500293B CN 2008100576025 A CN2008100576025 A CN 2008100576025A CN 200810057602 A CN200810057602 A CN 200810057602A CN 101500293 B CN101500293 B CN 101500293B
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Abstract
The invention discloses a cell shielding method in an accurate region and a device thereof, aiming at solving the problem that the existing cell shielding region is inaccurate. The method comprises the following steps: after confirming that a service request for cell shielding judgment is received, a wireless network controller judges whether a cell in which a corresponding mobile terminal is positioned is a honeycomb cell involved in the shielding region or not; if so, the position information of the mobile terminal is acquired from a positioning system, and whether the mobile terminal is positioned in the shielding region is judged according to the acquired position information, if so, the requested service is shielded; and if the cell in which the mobile terminal is positioned is not the honeycomb cell involved in the shielding region, or the mobile terminal is positioned outside the shielding region, the wireless network controller carries out corresponding processing according to the service request. By adopting the invention, the accuracy of the cell shielding region can be improved.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of cell shielding method and device thereof of precise region.
Background technology
Along with fast development, the user of mobile communication technology had higher demand to communication.Coming of 3G epoch, various new business arise, as video telephone, Streaming Media, video share etc.But for various reasons, in some specific zones, may need to ban use of some business, also may need and at ground the certain user be limited that some is professional or have at ground the more open forbidden business of certain user, also may in special time period, need to limit and allow the use of some business.
When 3G subscription is initiatively initiated networking request (being included in CS territory or PS territory), (the Mobile Switching Center of mobile switching centre, be called for short MSC) can be to radio network controller (the Radio Network Controller at portable terminal place, be called for short RNC) transmission request for radio bearer assignment message (RABAssignment Request), request distributes RAB (Radio Access Bearer is called for short RAB).The RNC at portable terminal place can distribute response message (RAB Assignment Response) to MSC feedback radio bearer according to the wireless network situation, finishes the distribution of RAB.
When 3G subscription is networked, in the time of will carrying out owing to reasons such as position changes that switch the sub-district between RNC, terminal can be initiated measurement report (Measurement Report) to source RNC, and source RNC carries out the sub-district according to the report decision and switches.Thereafter, MSC can initiate RELOCATION REQUEST message (RelocationRequest) to purpose RNC, and purpose RNC sends response according to the wireless network situation to MSC.Wherein MSC to purpose RNC initiate re-positioning request and reply be the sub-district switch must be through process.
In order to realize that cell shielding is carried out in some sensitizing range, existing implementation is to need the sub-district of shielding to realize cell shielding by being provided with on RNC, and the range accuracy of shielding is a cellular cell coverage.Though this technical scheme is suitable in some occasions, but, be difficult to realize the shielding of precise region, and the business that is limited is also single relatively because the cellular cell radius is generally bigger, mainly be visual telephone service, and user and time period are not had selectivity yet.
In a word, prior art needs the cellular cell of shielding to realize cell shielding by being provided with on RNC, has following shortcoming:
(1) the shielding precision is relatively poor, is a cellular cell coverage;
(2) shielding is professional single, mainly is video telephone.
(3) underaction promptly, can not be selected the certain user to limit the shielding business or have at ground the certain user is opened some forbidden business, and the shielding business does not have temporal restriction yet.
Summary of the invention
One of purpose of the present invention is to provide a kind of cell shielding method of precise region, to solve the problem of prior art cell shielding low precision.This method may further comprise the steps:
Radio network controller judges whether the sub-district at corresponding mobile terminal place is the cellular cell that shielding area relates to after confirming to receive the service request that need carry out the cell shielding judgement;
If the sub-district at described portable terminal place is the cellular cell that shielding area relates to, then described radio network controller obtains the positional information of described portable terminal from navigation system, and judge according to the positional information that gets access to whether described portable terminal is positioned at shielding area, if then the business of request is carried out shielding processing;
If sub-district, described portable terminal place is not the cellular cell that shielding area relates to, perhaps described portable terminal is positioned at outside the shielding area, and then described radio network controller carries out respective handling according to described service request.
Two of purpose of the present invention is to provide a kind of cell shielding processing unit of realizing precise region, to solve the problem of prior art cell shielding low precision.
This device comprises: position acquiring unit, request receiving element, sub-district judging unit, shielding decision unit, shielding processing unit and Service Processing Unit, wherein:
The request receiving element is used to receive service request, and is confirming to indicate described sub-district judging unit to judge after described service request is for the service request that need carry out the cell shielding judgement;
The sub-district judging unit, be used for when the sub-district of judging the corresponding mobile terminal place be shielding area relate to cellular cell the time, indicate described position acquiring unit to obtain the positional information of described portable terminal from navigation system;
The shielding decision unit, be used for when the sub-district at the described portable terminal of judgment unit judges place, described sub-district be shielding area relate to cellular cell the time, judge according to the positional information that described position acquiring unit gets access to whether described portable terminal is positioned at shielding area;
The shielding processing unit is used for when described shielding decision unit judges that described portable terminal is positioned at shielding area described service request being carried out shielding processing;
Service Processing Unit, being used for working as sub-district, judgment unit judges described portable terminal place, described sub-district is not the cellular cell that shielding area relates to, perhaps described shielding decision unit is judged when described portable terminal is positioned at outside the shielding area, is carried out respective handling according to described service request.
Beneficial effect of the present invention is as follows:
Obtain the positional information of portable terminal from navigation system by radio network controller, according to the positional information that gets access to, judge whether portable terminal is positioned at shielding area, and carry out cell shielding according to judged result and handle, thus the cell shielding of realization precise region.Generally, navigation system can provide accurate positional information, comprise two-dimentional longitude and latitude coordinate, also can further comprise height above sea level, correspondingly, the big I of shielding area is not subjected to the restriction of cell coverage area, be accurate to the longitude and latitude coordinate and form two-dimentional shielding area, or further combined with height above sea level formation three-dimensional mask zone, thereby the precision of raising shielding area, and improve the cell shielding application flexibility.
Description of drawings
Fig. 1 is the signaling process schematic diagram of the embodiment of the invention one;
Fig. 2 a, Fig. 2 b, Fig. 2 c, Fig. 2 d are the RNC handling process schematic diagram of the embodiment of the invention one;
Fig. 3 is the shielding area schematic diagram of the embodiment of the invention;
Fig. 4 is the signaling process schematic diagram of the embodiment of the invention two;
Fig. 5 a, Fig. 5 b, Fig. 5 c, Fig. 5 d are the RNC handling process schematic diagram of the embodiment of the invention two;
Fig. 6 is the schematic flow sheet of the embodiment of the invention three;
Fig. 7 is the timing positioning action schematic flow sheet in the embodiment of the invention;
Fig. 8 is a structural representation of realizing the cell shielding processing unit of precise region in the embodiment of the invention.
Embodiment
The embodiment of the invention provides a kind of technical scheme that realizes the precise region cell shielding, and this scheme combines with navigation system, can realize the cell shielding of precise region.Below in conjunction with concrete application scenarios, be elaborated by three embodiment.
Embodiment one
Present embodiment has been described the precise region cell shielding flow process when portable terminal is networked operation.
Referring to Fig. 1, be the signaling process schematic diagram of the embodiment of the invention one, this flow process comprises step:
The operation of networking of step 101, portable terminal is as initiating or reply the call request (SETUP) of cell shielding related service (that is, need carry out the business of cell shielding judgement, as visual telephone service).
Step 102, core network switches (send request for radio bearer assignment message (RAB Assignment Request) as the MGW among Fig. 1 (media gateway) or MSC) to RNC.
Step 103, RNC carry out the cell shielding judgement, and court verdict is for limiting the business of being asked to the current place of portable terminal cellular cell.
In the present embodiment, dispose the professional information of shielding on the RNC, comprise following information at least for each business that need shield:
(1) the professional radio bearer feature description information of shielding, the described business of this descriptor is for carrying out the business of cell shielding judgement;
(2) the cellular cell identification list that relates to of shielding area comprises cellular cell identification number (cellular cell ID) in this tabulation, and the cellular cell of these cellular cells ID correspondence is the involved cellular cell of shielding area;
(3) shielding area location expression information, this descriptor is used for the zone that accurate description need shield.Shielding area location expression information is relevant with employed navigation system, and shielding area location expression information can comprise the longitude and latitude coordinate of two dimension, can also comprise height above sea level information.
In this step, RNC judges according to RAB Assignment Request message whether the professional radio bearer feature of this RAB and the professional radio bearer feature description of the shielding information that this RNC goes up configuration mate, if, whether the cellular cell ID that then judges this RAB correspondence is in the cellular cell identification list that shielding area relates to, if then the RNC decision will be carried out the cell shielding judgement to this business.RNC obtains the precise position information at this current place of portable terminal from navigation system, judge that this position is whether in the zone that shielding area location expression information is defined, if, then execution in step 104, carry out professional shielding processing, otherwise, according to old process the business of this mobile terminal request is carried out radio bearer resources and distributes.In the present embodiment, RNC carries out professional shielding processing by cell shielding judgement decision.
Step 104, RNC return radio bearer to core network switches and distribute response message (RABAssignment Response), wherein carry the call failure information of specific reasons value.
The cause value of call failure can be made as #57 (expression radio bearer resources unauthorized) or #58 (expression radio bearer resources deficiency), and core network switches for reason given above is worth according to the respective standard processing of taking out stitches.The call failure factor value that also definable is new, and define the handling process of corresponding core network switches therewith.
Step 105, RNC send the message of call release to portable terminal, to discharge this calling.
Fig. 2 a has provided the detailed process flow process of RNC in the above-mentioned flow process, comprises step:
Carry the parameter of the professional radio bearer feature of identification shielding in the RAB Assignment Request message, whether the radio bearer link that can identify the business that portable terminal asks by this parameter is the radio bearer link (as the radio bearer link of visual telephone service) that need carry out the business of cell shielding judgement.
For example, when identical with bandwidth constraints, show that professional radio bearer is characterized as the radio bearer of visual telephone service with visual telephone service as if the bearer types that carries in the RAB Assignment Request message; Because RNC goes up the professional radio bearer feature description of the shielding information of configuration and includes bearer types identical with visual telephone service and bandwidth constraints information, then RNC judges that the professional radio bearer feature that portable terminal asks and the shielding business radio bearer feature of RNC configuration are complementary.
In order to reduce the follow-up sub-district determining step to the radio bearer feature when switching, in this step, can also write down the unique identification of the current radio bearer link of this portable terminal (or connect), show that need carry out cell shielding to this link corresponding service when switching in the sub-district adjudicates.
RNC can network side be initiated A-GPS or the OTDOA location positioning procedure obtains the positional information at the current place of portable terminal by starting, the positional information that gets access to comprises: the two-dimentional longitude and latitude coordinate of the current position of portable terminal also can further comprise the height above sea level of this position.
Shielding area location expression information is relevant with employed navigation system, and general navigation system can both provide the longitude and latitude coordinate of two dimension, and what have can also provide the height above sea level data.Accordingly, shielding area location expression information comprises two-dimentional longitude and latitude coordinate, can also comprise height above sea level height information, as the upper and lower bound of height above sea level.Shielding area location expression information provides the two-dimensional coordinate of a plurality of points, and RNC order according to the rules can be described out polygon by the two-dimensional coordinate of these points, and the 2 dimensional region that this polygon defines is the zone that need carry out professional shielding.If shielding area location expression information comprises the upper and lower bound of height above sea level, then RNC can obtain carrying out the 3D region of professional shielding in conjunction with the 2 dimensional region that shielding area location expression information is defined.
The shielding area that shielding area location expression information is defined can also can comprise a plurality of cellular cell coverages in a cellular cell coverage, can also be the common factor of a plurality of cellular cell coverages.The cellular cell identification list that shielding area relates to should comprise the identification code of all cellular cells that shielding area is involved.As shown in Figure 3, shielding area location expression information has defined shielding area 1 and shielding area 2, and wherein, shielding area 1 is the subregion of cellular cell 1,2 and 3, shielding area 2 is positioned at cellular cell 4, and the cellular cell identification list should comprise the identification code of cellular cell 1,2,3 and 4.
Timing positioning action in the above-mentioned flow process can be as shown in Figure 7.In flow process shown in Figure 7, when arriving regularly the time that positioning action sets, RNC obtains the current position of portable terminal information (as step 701) from navigation system, judge the current shielding area (as step 702) that whether is positioned at of portable terminal according to the positional information that gets access to, if, then to portable terminal the ongoing business of cell shielding judgement that needs carry out shielding processing, as by returning failure information to MSC to cut off service link, shield ongoing business, perhaps refuse this portable terminal and carry out sub-district switching (as step 704); Otherwise, continue to carry out current business operation (as step 703) according to old process.
In the above-mentioned flow process of present embodiment, RNC is after the cellular cell of judging the portable terminal place is the related cellular cell of shielding area, obtain the current exact position of portable terminal by navigation system, and judge the current position of portable terminal whether in the shielding area of setting, thereby realize band of position shielding judgement.Because RNC is accurate positional information from the positional information of the portable terminal that navigation system gets access to, accordingly, the shielding area of the last setting of RNC also can be the zone of accurately defining, this zone can be in the cellular cell or the zone between a plurality of cellular cells, and can be as accurate as two-dimentional longitude and latitude coordinate, further, can also comprise the height above sea level scope, thereby improve the precision of band of position shielding.In addition, judging according to the positional information that gets access to from navigation system portable terminal judges at first whether sub-district, the current place of portable terminal is the cellular cell that shielding area relates to before whether being positioned at shielding area, have only when sub-district, portable terminal place is the related cellular cell of shielding area and just obtain positional information, can significantly reduce like this for the bigger positioning action of system resources consumption from navigation system.
In the present embodiment, RNC is last can also to dispose the shielding time period or/and black and white lists is tabulated, wherein
(1) the shielding time period, can in this shielding time period, need corresponding business is shielded at the different shielding time period of different business settings;
(2) blacklist list, the user in this list does not allow to shield related service, and the list tabulation comprises user ID, and can give tacit consent to whole users is the black list user;
(3) white list tabulation, the user in this list allows to shield related service, and the list tabulation comprises user ID.
Accordingly, in the flow process shown in Fig. 2 a, in step 202 between the step 210, shown in Fig. 2 b, also can increase the determining step of shielding time period, perhaps shown in Fig. 2 c, increase the determining step of black and white lists, perhaps shown in Fig. 2 d, increase the determining step of shielding time period and black and white lists.
In Fig. 2 b, after the professional radio bearer feature of the professional described shielding of radio bearer feature description information of shielding of professional radio bearer feature of carrying in the RNC judgement RAB Assignment Request message in the step 202 and the last configuration of RNC is complementary, execution in step 204, RNC judges whether the current time belongs to the shielding time period of the business that portable terminal asks, if then execution in step 210; Otherwise execution in step 205 is handled according to old process.
In Fig. 2 c, after the professional radio bearer feature of the professional described shielding of radio bearer feature description information of shielding of professional radio bearer feature of carrying in the RNC judgement RAB Assignment Request message in the step 202 and the last configuration of RNC is complementary, execution in step 206, RNC judges that the user ID of portable terminal correspondence is whether in blacklist, if not, then execution in step 207, handle according to old process; Otherwise execution in step 208 continues to judge that this user ID is whether in white list, if then execution in step 209, according to conventional treatment; Otherwise, execution in step 210.
In Fig. 2 d, at first shown in Fig. 2 b, shield the judgement of time period, when the current time belongs in the shielding time period, carry out the judgement of black and white lists for another example shown in Fig. 2 c.Can also shown in Fig. 2 c, carry out the judgement of black and white lists earlier, shield the judgement of time period for another example shown in Fig. 2 b.
In the above-mentioned flow process, RNC carries out the cell shielding judgement according to the shielding time period that is provided with can be at realizing that needs improve flexibility; RNC carries out the cell shielding judgement according to the black and white lists that is provided with can be limited the shielding business or targetedly the certain user be opened forbidden business at the certain user.
Embodiment two
Present embodiment has been described the precise region cell shielding flow process when portable terminal carries out the sub-district switching between different RNCs.
Referring to Fig. 4, be the signaling process schematic diagram of the embodiment of the invention two, this flow process comprises step:
Step 401, portable terminal are initiated Measurement Report message to source RNC, and source RNC determines to carry out the sub-district according to this report and switches.
Step 402, source RNC initiate Relocation Required message to core network switches (as MSC).
Step 403, core network switches are initiated Relocation Request message to purpose RNC, and the radio bearer link of reorientation that this message is asked is the radio bearer link that need carry out the business of cell shielding judgement.
Step 404, purpose RNC carry out the cell shielding judgement, and court verdict is for limiting the business of being asked to working as the current place of portable terminal cellular cell.
With embodiment one, dispose the professional information of shielding on the RNC, comprise following information at least for each business that need shield:
(1) the professional radio bearer feature description information of shielding;
(2) the cellular cell identification list that relates to of shielding area;
(3) shielding area location expression information.
In this step, purpose RNC judges according to Relocation Request message whether professional radio bearer feature and the professional radio bearer feature description of the last shielding of disposing of this RNC information in this message mate, if, judge that then purpose cellular cell ID that portable terminal switches to is whether in the cellular cell identification list that shielding area relates to, if then the RNC decision will be carried out the cell shielding judgement to this business.RNC obtains the exact position at this current place of portable terminal from navigation system, judges this position whether in the zone that shielding area location expression information is defined, if, then execution in step 405, carry out professional shielding processing, otherwise, according to old process this portable terminal is carried out hand-off process.In the present embodiment, RNC carries out professional shielding processing by cell shielding judgement decision.
Step 405, RNC return radio bearer to core network switches and distribute response message (RABAssignment Response), wherein carry the call failure information of specific reasons value.
The cause value of call failure can be made as #57 (expression radio bearer resources unauthorized) or #58 (expression radio bearer resources deficiency), and core network switches for reason given above is worth according to the respective standard processing of taking out stitches.The call failure factor value that also definable is new, and define the handling process of corresponding core network switches therewith.
Step 406, core network switches are returned Relocation preparation failure message to source RNC, and are carried the specific reasons value.
Fig. 5 a has provided the detailed process flow process of purpose RNC in the above-mentioned flow process, comprises step:
Step 501, RNC receive the RELOCATION REQUEST message (Relocation Request) that MSC sends.
Step 502, RNC judge whether the professional radio bearer feature of carrying in the Relocation Request message goes up the professional radio bearer feature of the professional described shielding of radio bearer feature description information of shielding that disposes with RNC and be complementary, if coupling, show that the business that mobile terminal request is switched is the business that need carry out the cell shielding judgement, and execution in step 510; Otherwise, execution in step 503.
Carry the parameter of the professional radio bearer feature of identification shielding in the Relocation Request message, whether can identifying portable terminal by this parameter, to ask the radio bearer link of the business switched be the radio bearer link (as the radio bearer link of visual telephone service) that need carry out the business that cell shielding adjudicates.
For example, when identical with visual telephone service with bandwidth constraints as if the bearer types that carries in the Relocation Request message, the professional radio bearer of this parameter indicating is characterized as the radio bearer of visual telephone service; Because RNC goes up the professional radio bearer feature description information of shielding bearer types and the bandwidth constraints information identical with visual telephone service of configuration, then RNC judges that portable terminal professional radio bearer feature of asking and the shielding business radio bearer feature that RNC disposes are complementary.
Step 503, RNC handle according to old process, as carry out hand-off process.
Step 510, RNC judge whether the specified purpose cellular cell ID of Relocation Request message is included in the RNC cellular cell identification list that upward shielding area of configuration relates to, if, show that this cellular cell is the related cellular cell of shielding area, then execution in step 512; Otherwise, execution in step 511.
Step 511, RNC handle according to old process, as carry out hand-off process.
In order to reduce the follow-up sub-district determining step to the radio bearer feature when switching, in this step, can also write down the unique identification of the current radio bearer link of this portable terminal, show when switching and to carry out the cell shielding judgement to this link corresponding service in the sub-district.
Step 512, RNC start network and initiate positioning action, obtain the precise information of the current position of portable terminal.
RNC can network side be initiated A-GPS or the OTDOA location positioning procedure obtains the positional information at the current place of portable terminal by starting, the positional information that gets access to comprises: the two-dimentional longitude and latitude coordinate of the current position of portable terminal also can further comprise the height above sea level of this position.
Step 513, RNC judge whether the position at the current place of portable terminal is positioned at the shielding area that shielding area location expression information is defined, if then execution in step 515; Otherwise, execution in step 514.
With embodiment one, shielding area location expression information is relevant with employed navigation system, and general navigation system can both provide the longitude and latitude coordinate of two dimension, and what have can also provide the height above sea level data.Accordingly, shielding area location expression information comprises two-dimentional longitude and latitude coordinate, can also comprise height above sea level height information, as the upper and lower bound of height above sea level.The shielding area that shielding area location expression information is defined can be the polygonal region of two dimension, can also be to add the 3D region that the height above sea level upper and lower bound is defined on the basis of polygonal region.
Step 514, RNC handle according to old process, as carry out hand-off process.In this step, RNC also starts regularly positioning action.Regularly the flow process of positioning action can be as shown in Figure 7.
Step 515, RNC return reorientation failed message (Relocation preparationfailure) to MSC, wherein carry the call failure information of specific reasons value, realize the shielding processing to limit service.
In the above-mentioned flow process, RNC is when judging that purpose cellular cell that portable terminal switches to is the related cellular cell of shielding area, obtain the current exact position of portable terminal by navigation system, and judge the current position of portable terminal whether in the shielding area of setting, thereby realize the cell shielding judgement.Because RNC is accurate positional information from the positional information of the portable terminal that navigation system gets access to, accordingly, the shielding area of the last setting of RNC also can be the zone of accurately defining, can be in cellular cell or comprises zone between a plurality of cellular cells in this zone, and can be as accurate as two-dimentional longitude and latitude coordinate, further, can also comprise the height above sea level scope, thereby improve the precision of cell shielding.In addition, judging according to the positional information that gets access to from navigation system portable terminal judges at first whether sub-district, the current place of portable terminal is the cellular cell that shielding area relates to before whether being positioned at shielding area, have only when sub-district, portable terminal place is the related cellular cell of shielding area and just obtain positional information, can significantly reduce like this for the bigger positioning action of system resources consumption from navigation system.
With embodiment one, RNC is last can also to dispose the shielding time period or/and black and white lists is tabulated, and the method to set up of shielding time period and black and white lists tabulation is with embodiment one.
Accordingly, in the flow process shown in Fig. 5 a, in step 502 between the step 510, shown in Fig. 5 b, also can increase the determining step of shielding time period, perhaps shown in Fig. 5 c, increase the determining step of black and white lists, perhaps shown in Fig. 5 d, increase the determining step of shielding time period and black and white lists.
In Fig. 5 b, after the professional radio bearer feature of the professional described shielding of radio bearer feature description information of shielding of professional radio bearer feature of carrying in the RNC judgement Relocation Request message in the step 502 and the last configuration of RNC is complementary, execution in step 504, RNC judges whether the current time belongs to the shielding time period of the business that portable terminal asks, if then execution in step 510; Otherwise execution in step 505 is handled according to old process.
In Fig. 5 c, after the professional radio bearer feature of the professional described shielding of radio bearer feature description information of shielding of professional radio bearer feature of carrying in the RNC judgement Relocation Request message in the step 502 and the last configuration of RNC is complementary, execution in step 506, RNC judges that the user ID of portable terminal correspondence is whether in blacklist, if not, then execution in step 507, handle according to old process; Otherwise execution in step 508 continues to judge that this user ID is whether in white list, if then execution in step 509, according to conventional treatment; Otherwise, execution in step 510.
In Fig. 5 d, at first shown in Fig. 5 b, shield the judgement of time period, when the current time belongs in the shielding time period, carry out the judgement of black and white lists for another example shown in Fig. 5 c.Can also shown in Fig. 5 c, carry out the judgement of black and white lists earlier, shield the judgement of time period for another example shown in Fig. 5 b.
In the above-mentioned flow process, RNC carries out the cell shielding judgement according to the shielding time period that is provided with can be at realizing that needs improve flexibility; RNC carries out the cell shielding judgement according to the black and white lists that is provided with can be limited the shielding business or targetedly the certain user be opened forbidden business at the certain user.
Embodiment three
Present embodiment has been described the precise region cell shielding flow process when switch the minizone of portable terminal in same RNC.
With embodiment one or embodiment two, dispose the professional information of shielding on the RNC, comprise following information at least for each business that need shield:
(1) the professional radio bearer feature description information of shielding;
(2) the cellular cell identification list that relates to of shielding area;
(3) shielding area location expression information.
RNC carries out the cell shielding judgement of precise region and carries out respective handling according to above-mentioned information, and its judgement and processing procedure can comprise step as shown in Figure 6:
RNC can switch the radio bearer link of the ongoing business of this portable terminal according to the minizone of the measurement report of portable terminal decision in RNC, and the handoff request of making is sent to RNC inside carries out the device of cell shielding judgement and respective handling and handle.
RNC can judge in the following manner: a kind of mode is: whether the radio bearer feature of judging service switchover is complementary with the professional radio bearer feature of the RNC professional described shielding of radio bearer feature description information of last shielding of disposing, if coupling shows that service switchover is the business that need carry out the cell shielding judgement; Another kind of mode is: if RNC records the sign (this sign is initiated the corresponding service request or carried out writing down in the cell switch process at portable terminal) of this radio bearer link between RNC, show that then service switchover is the business that need carry out the cell shielding judgement.
In order to reduce the follow-up sub-district determining step to the radio bearer feature when switching, in this step, can also write down the unique identification of the current radio bearer link of this portable terminal, show that this link corresponding service is the business that need carry out the cell shielding judgement.If started the timing positioning action at this portable terminal when setting up this radio bearer link or in cell switch process last time, then RNC stops timing positioning action at this portable terminal in this step.This is to have shifted out the sub-district that shielding area relates to because portable terminal is current, take all factors into consideration portable terminal switch to the possibility of the sub-district that need shield judgement and regularly positioning action the resource overhead of network is stopped can to reduce the network interaction process and saving network traffics at the timing positioning action of this portable terminal.
RNC can network side be initiated A-GPS or the OTDOA location positioning procedure obtains the positional information at the current place of portable terminal by starting, the positional information that gets access to comprises: the two-dimentional longitude and latitude coordinate of the current position of portable terminal also can further comprise the height above sea level of this position.
With embodiment one or embodiment two, shielding area location expression information is relevant with employed navigation system, and general navigation system can both provide the longitude and latitude coordinate of two dimension, and what have can also provide the height above sea level data.Accordingly, shielding area location expression information comprises two-dimentional longitude and latitude coordinate, can also comprise height above sea level height information, as the upper and lower bound of height above sea level.The shielding area that shielding area location expression information is defined can be the polygonal region of two dimension, can also be to add the 3D region that the height above sea level upper and lower bound is defined on the basis of polygonal region.
In this step, RNC also starts regularly positioning action, and regularly the flow process of positioning action can be as shown in Figure 7.If RNC records the sign of this radio bearer link, then in this step, RNC deletes this chain line, is the cellular cell that shielding area relates to the sub-district of representing the current place of portable terminal.
In the above-mentioned flow process, RNC is when judging that purpose cellular cell that portable terminal switches to is the related cellular cell of shielding area, obtain the current exact position of portable terminal by navigation system, and judge the current position of portable terminal whether in the shielding area of setting, thereby realize the cell shielding judgement.Because RNC is accurate positional information from the positional information of the portable terminal that navigation system gets access to, accordingly, the shielding area of the last setting of RNC also can be the zone of accurately defining, can be in cellular cell or comprises zone between a plurality of cellular cells in this zone, and can be as accurate as two-dimentional longitude and latitude coordinate, further, can also comprise the height above sea level scope, thereby improve the precision of cell shielding.
With embodiment one or embodiment two, RNC is last can also to dispose the shielding time period or/and the black and white lists tabulation.Accordingly, in the flow process shown in Figure 6, between the step 610, also can increase the determining step of shielding time period, perhaps increase the determining step of black and white lists, perhaps increase the determining step of shielding time period and black and white lists in step 602.Like this, RNC carries out the cell shielding judgement according to the shielding time period that is provided with and can improve flexibility at the realization needs; RNC carries out the cell shielding judgement according to the black and white lists that is provided with can be limited the shielding business or targetedly the certain user be opened forbidden business at the certain user.
The embodiment of the invention also provides a kind of cell shielding processing unit of realizing precise region, can be applicable to the foregoing description one to three described professional foundation or service switch process.
Referring to Fig. 8, the structural representation of the cell shielding processing unit of the realization precise region that provides for the embodiment of the invention, this device can be integrated in RNC, this device comprises: request receiving element 81, sub-district judging unit 82, position acquiring unit 83, shielding decision unit 84, shielding processing unit 85 and Service Processing Unit 86, wherein:
Request receiving element 81, be used to receive service request, RAB request for allocation that sends as core net or re-positioning request or in its jurisdiction district, carry out the request that switch the sub-district by RNC made, and confirming that indicating cell judging unit 82 is judged after this service request is for the service request that need carry out the cell shielding judgement;
Request receiving element 81 in the said apparatus comprises reception subelement and judgment sub-unit, wherein, receives subelement and is used to receive service request; Judgment sub-unit is used for when the radio bearer feature of judging corresponding radio bearer link is complementary with the professional radio bearer feature of presetting, and indicating cell judging unit 82 is judged.
Said apparatus also comprises link identification record unit (not identifying) in Fig. 8, be used for when sub-district judging unit 82 judge sub-districts, portable terminal place be not shielding area relate to cellular cell the time, the sign of the radio bearer link that record is corresponding, so that when the sub-district switching is carried out in the RNC decision in its minizone of having jurisdiction over, when if the radio bearer chain line of request receiving element 81 judgement service switchover correspondences is identical with the radio bearer chain line of link identification record unit record, then indicating cell judging unit 82 is judged, judges whether the business of request is the network delay that business caused that needs carry out the cell shielding judgement thereby saved according to default professional radio bearer feature description information.Switch the business of this portable terminal in its minizone of having jurisdiction over when the radio network controller decision, and shielding decision unit 84 is judged when this portable terminal is positioned at outside the shielding area, link identification record unit is further used for, the radio bearer chain line of this portable terminal that deletion has been write down.
Said apparatus also comprises the time period judging unit or/and user's judging unit (not identifying in Fig. 8), wherein
The time judging unit is used to judge the current time whether in the default shielding time period, if then indicating cell judging unit 82 is judged, or indication user judging unit is judged; Otherwise indicating services processing unit 86 is handled;
User's judging unit is used to judge whether corresponding user is limited to use the business of being asked, if then indicating cell judging unit 82 is judged; Otherwise indicating services processing unit 86 is handled.
In sum, the above embodiment of the present invention is by default accurate cell shielding region in RNC, after receiving the service request that to carry out cell shielding judgement as RNC, judge at first whether sub-district, the current place of portable terminal is the related sub-district of shielding area, if, then get access to the precise position information of portable terminal and judge according to the positional information that gets access to whether this portable terminal is positioned at shielding area from navigation system, and carry out respective handling, thereby realize the cell shielding of precise region according to court verdict.The business that needs in the embodiment of the invention to carry out cell shielding can be specified by the professional radio bearer feature description of shielding default among RNC information, can comprise the multiple business of video telephone, has compared with prior art enriched the type of service of carrying out cell shielding.The embodiment of the invention also can further shield the judgement of time period when carrying out the cell shielding judgement, and/or adjudicate by black and white lists that to select the certain user to limit shielding professional or targetedly to the open forbidden business of certain user, thereby improve application flexibility.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (16)
1. the cell shielding method of a precise region is characterized in that, may further comprise the steps:
Radio network controller judges whether the sub-district at corresponding mobile terminal place is the cellular cell that shielding area relates to after confirming to receive the service request that need carry out the cell shielding judgement;
If the sub-district at described portable terminal place is the cellular cell that shielding area relates to, then described radio network controller obtains the positional information of described portable terminal from navigation system, and judge according to the positional information that gets access to whether described portable terminal is positioned at shielding area, if then the business of request is carried out shielding processing;
If sub-district, described portable terminal place is not the cellular cell that shielding area relates to, perhaps described portable terminal is positioned at outside the shielding area, and then described radio network controller carries out respective handling according to described service request.
2. the method for claim 1 is characterized in that, also comprises starting the regularly step of positioning action when described radio network controller judges that described portable terminal is positioned at outside the shielding area, and described timing positioning action comprises:
Obtain the positional information of described portable terminal from navigation system according to setting-up time;
When judging that according to the positional information that gets access to portable terminal is positioned at shielding area, corresponding business is carried out shielding processing.
3. method as claimed in claim 2 is characterized in that, also comprises step when described radio network controller decision is switched the radio bearer link in its minizone of having jurisdiction over:
If judge that the purpose sub-district that portable terminal switches to is not the cellular cell that shielding area relates to, and described radio network controller started regularly positioning action, then stops to carry out described timing positioning action.
4. the method for claim 1, it is characterized in that, judge when described radio network controller also to comprise step after sub-district, described portable terminal place is not the related cellular cell of shielding area: the sign that writes down the radio bearer link corresponding with described service request;
When described radio network controller switches described portable terminal professional in its minizone of having jurisdiction over, if the radio bearer chain line of described business is identical with the radio bearer chain line of described radio network controller record, judge that then described business is for carrying out the business of cell shielding judgement.
5. method as claimed in claim 4 is characterized in that, also comprises step when described radio network controller decision is switched the radio bearer link in its minizone of having jurisdiction over:
If judge that described portable terminal is positioned at outside the shielding area, and described radio network controller records the sign of corresponding radio bearer link, the sign of then deleting described radio bearer link.
6. the method for claim 1 is characterized in that, also comprises step after described radio network controller confirms to receive the service request that need carry out the cell shielding judgement:
Judge the current time whether in the default shielding time period, or/and whether corresponding user is limited to use the business of being asked, if then carry out describedly judging whether sub-district, corresponding mobile terminal place is the cellular cell that shielding area relates to; Otherwise, carry out respective handling according to described service request.
7. the method for claim 1 is characterized in that, described radio network controller is confirmed to receive the service request that need carry out the cell shielding judgement, is specially:
When described radio network controller judges that the radio bearer feature of the radio bearer link of described service request correspondence is complementary with the professional radio bearer feature of presetting, confirm to receive the service request that to carry out the cell shielding judgement.
8. the method for claim 1, it is characterized in that, the positional information of the portable terminal that gets access to from navigation system comprises two-dimentional longitude and latitude coordinate, and described radio network controller judges according to described two-dimentional longitude and latitude coordinate whether described portable terminal is positioned at default two-dimentional shielding area;
Perhaps, the positional information of the portable terminal that gets access to from navigation system comprises two-dimentional longitude and latitude coordinate and height above sea level data, and described radio network controller judges according to described two-dimentional longitude and latitude coordinate and height above sea level data whether described portable terminal is positioned at default three-dimensional mask zone.
9. a cell shielding processing unit of realizing precise region is characterized in that, comprising: position acquiring unit, request receiving element, sub-district judging unit, shielding decision unit, shielding processing unit and Service Processing Unit, wherein:
The request receiving element is used to receive service request, and is confirming to indicate described sub-district judging unit to judge after described service request is for the service request that need carry out the cell shielding judgement;
The sub-district judging unit, be used for when the sub-district of judging the corresponding mobile terminal place be shielding area relate to cellular cell the time, indicate described position acquiring unit to obtain the positional information of described portable terminal from navigation system;
The shielding decision unit, be used for when the sub-district at the described portable terminal of judgment unit judges place, described sub-district be shielding area relate to cellular cell the time, judge according to the positional information that described position acquiring unit gets access to whether described portable terminal is positioned at shielding area;
The shielding processing unit is used for when described shielding decision unit judges that described portable terminal is positioned at shielding area described service request being carried out shielding processing;
Service Processing Unit, being used for working as sub-district, judgment unit judges described portable terminal place, described sub-district is not the cellular cell that shielding area relates to, perhaps described shielding decision unit is judged when described portable terminal is positioned at outside the shielding area, is carried out respective handling according to described service request.
10. cell shielding processing unit as claimed in claim 9, it is characterized in that, described shielding decision unit is further used for, when judging that described portable terminal position is positioned at outside the shielding area, indicate described position acquiring unit to obtain the positional information of described portable terminal from navigation system, and judge according to the positional information that gets access to whether described portable terminal is positioned at shielding area according to setting-up time.
11. cell shielding processing unit as claimed in claim 10, it is characterized in that, switch the business of described portable terminal in its minizone of having jurisdiction over when the radio network controller decision, and the purpose sub-district that the described sub-district described portable terminal of judgment unit judges switches to be not shielding area relate to cellular cell the time, described shielding decision unit is further used for, and indicates described position acquiring unit to stop described operation of obtaining the positional information of described portable terminal according to setting-up time from navigation system.
12. as claim 9 or 10 described cell shielding processing unit, it is characterized in that, also comprise link identification record unit, be used for when sub-district, judgment unit judges described portable terminal place, described sub-district be not shielding area relate to cellular cell the time, the sign of the radio bearer link that record is corresponding;
The described request receiving element is further used for, and when the radio bearer chain line of the service request that receives when judgement is identical with the radio bearer chain line of described link identification record unit record, indicates described sub-district judging unit to judge.
13. cell shielding processing unit as claimed in claim 12, it is characterized in that, switch the business of described portable terminal in its minizone of having jurisdiction over when the radio network controller decision, and described shielding decision unit is judged when described portable terminal is positioned at outside the shielding area, described link identification record unit is further used for, the radio bearer chain line of the described portable terminal that deletion has been write down.
14. cell shielding processing unit as claimed in claim 9 is characterized in that, the described request receiving element comprises:
Receive subelement, be used to receive described service request;
Judgment sub-unit is used for indicating described sub-district judging unit to judge when the radio bearer feature of the radio bearer link of judging described service request is complementary with the professional radio bearer feature of presetting.
15. cell shielding processing unit as claimed in claim 9, it is characterized in that, the positional information that described position acquiring unit gets access to comprises two-dimentional longitude and latitude coordinate, and described shielding decision unit judges according to described two-dimentional longitude and latitude coordinate whether described portable terminal is positioned at default two-dimentional shielding area;
Perhaps, the positional information that described position acquiring unit gets access to comprises two-dimentional longitude and latitude coordinate and height above sea level data, and described shielding decision unit judges according to described two-dimentional longitude and latitude coordinate and height above sea level data whether described portable terminal is positioned at default three-dimensional mask zone.
16. cell shielding processing unit as claimed in claim 9 is characterized in that, also comprises the time period judging unit or/and user's judging unit;
Described time judging unit is used to judge that the current time is whether in the default shielding time period, if then indicate described sub-district judging unit to judge, or indicate described user's judging unit to judge; Otherwise, indicate described Service Processing Unit to handle;
Described user's judging unit is used to judge whether corresponding user is limited to use the business of being asked, if then indicate described sub-district judging unit to judge; Otherwise, indicate described Service Processing Unit to handle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100576025A CN101500293B (en) | 2008-02-03 | 2008-02-03 | Cell shielding method for precise region and apparatus thereof |
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| CN2008100576025A CN101500293B (en) | 2008-02-03 | 2008-02-03 | Cell shielding method for precise region and apparatus thereof |
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| CN101500293A CN101500293A (en) | 2009-08-05 |
| CN101500293B true CN101500293B (en) | 2010-10-20 |
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| CN101959232A (en) * | 2010-07-21 | 2011-01-26 | 刘武强 | Method and system for realizing intelligent shielding to mobile signals |
| CN102880814A (en) * | 2012-09-14 | 2013-01-16 | 鸿富锦精密工业（深圳）有限公司 | Shielding system and shielding method |
| JP6963628B2 (en) * | 2017-09-27 | 2021-11-10 | 達闥機器人有限公司Cloudminds (Shanghai) Robotics Co., Ltd. | Methods, devices and storage media for arranging adjacent cells |
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