CN1323561C - Method for realizing call switching between specific service regions in network - Google Patents
Method for realizing call switching between specific service regions in network Download PDFInfo
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- CN1323561C CN1323561C CNB2003101136176A CN200310113617A CN1323561C CN 1323561 C CN1323561 C CN 1323561C CN B2003101136176 A CNB2003101136176 A CN B2003101136176A CN 200310113617 A CN200310113617 A CN 200310113617A CN 1323561 C CN1323561 C CN 1323561C
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Abstract
The present invention discloses method for realizing switchover calling among specified service areas in networks. The method comprises the procedures: A. a control device in networks sends a message to a location information center, the message comprises an identifier of a district where switchover occurs; B. the LIC switches the ID of the district according to the received message in procedure A, whether switchover which occurs currently is switchover among specified service areas or not is judged according to the defined contents of specified service areas stored on the LIC, if true, a procedure C is carried out, and or else, switchover is realized according to the switchover method among ordinary districts in the networks, and then a call switchover process is completed; C. a switchover strategy is obtained from a switchover strategy stored by the LIC according to the switchover which occurs currently, the LIC sends the switchover strategy to the control device, and the control device realizes call switching according to the switching strategy.
Description
Technical field
The invention belongs to mobile network's technical field, relate in particular to a kind of method of switching that realizes calling out between regions of particular service in the network.
Background technology
In mobile communications network, mainly comprise base station system and core network system, base station system generally comprises base station and base station controller, each base station covers a honeycomb among the mobile network, the honeycomb that this base station covered is called a sub-district, when the user in communication process when a sub-district enters another sub-district, can switch by bid, this calling switches under the cooperation of user's travelling carriage and mobile communications network, and user's aerial talking link is switched to corresponding another sub-district from a sub-district.
But the sub-district in the above-mentioned mobile communications network only is meant the actual zone that can cover of honeycomb, for the user, often should not have and its work, the relevant practical significance of living in the zone.In order to make the sub-district in the mobile communications network have practical significance, to satisfy the actual demand of user in zones of different, the current notion that proposes regions of particular service, this regions of particular service is made up of one or more cellular cells, a plurality of may be on the geographical position and non-conterminous cellular cell be defined in logic by this regions of particular service that contact becomes a regions of particular service.The definition mode of regions of particular service can be based on user's personalization definition, also can be based on the unified Definition of network; Such as, can define the regions of particular service of similar Office Area, shopping centre, residential area, meeting space, motor area and rest area etc. according to user's the needs that self use, same, also definable goes out to satisfy the regions of particular service that the network unified Definition requires.When user's travelling carriage is mobile between these specific coverages, the switching between regions of particular service can take place, this switch with mobile communications network in cellular cell between the switching of general sub-district different.
Equally, also can use above-mentioned regions of particular service for wireless lan (wlan).For a Wireless IP network, the basic structure of WLAN is to utilize access point (AP) and access control unit (AC) to finish the wireless access of user terminal, connects to form the IP transmission network by network control and connection device.Each AP constitutes the different districts among the WLAN respectively, adopt the definition mode of regions of particular service, can realize with on the geography may and non-conterminous sub-district logically get in touch and become a regions of particular service, the definition mode of the regions of particular service in the definition mode of this regions of particular service and the above-mentioned mobile communications network is identical.Equally, when user's travelling carriage is mobile between these specific coverages, the switching between regions of particular service can take place, this switches different with the general sub-district switching of AP minizone among the WLAN.
In the prior art, no matter be that minizone in the mobile communications network is called out and switched, still the calling between different AP is switched among the WLAN, only can realize the general minizone calling switching in this network, for the switching between the above-mentioned regions of particular service, because user's travelling carriage is when a regions of particular service switches to another regions of particular service, the switching of the network of service is provided, therefore, switch call method of the prior art obviously all can not satisfy the requirement that the calling between different regions of particular service is switched, thereby, the user when a regions of particular service moves to another regions of particular service, can't realize the calling switching between different regions of particular service, so that cause to interrupt to user's service.
Summary of the invention
In view of this, main purpose of the present invention is to provide the call handover method between regions of particular service in a kind of network, this method can realize the calling switching between regions of particular service, thereby guarantee that the user when a regions of particular service moves to another regions of particular service, still can keep the service to the user.
For achieving the above object, the present invention adopts a kind of switch call method between regions of particular service in the network that realizes, this method may further comprise the steps:
Steps A: the control appliance in the network sends message to positional information center LIC, comprises the sign of sub-district to be switched in this message;
Step B:LIC is according to receiving the sign of the switching cell in the message in steps A, utilization is kept at the definition content of the regions of particular service on the LIC, judges that whether switching current to be taken place is the switching between regions of particular service, if, execution in step C then; Otherwise, realize calling out switching, terminated call handoff procedure then according to the changing method of the general minizone in the described network;
Step C:LIC obtains switchover policy according to switching current to be taken place in the switchover policy that LIC preserved, then, LIC sends to described control appliance with this switchover policy, and this control appliance is realized calling out according to this switchover policy and switched.
Wherein, in the steps A, before the positional information center sent message, this method further comprised at described control appliance:
Described control appliance obtains this user's CAMEL-Subscription-Information from user's attaching position register HLR, judge according to this CAMEL-Subscription-Information whether the user has all applied for current special services in two sub-districts of switching front and back, if, then carry out the step of described transmission message, otherwise, send reminder message to the user, then the terminated call handoff procedure.
Wherein, judge described in the step B whether switching current to be taken place is switching between regions of particular service:
Sign according to sub-district current to be switched, in the definition content of regions of particular service, search two pairing regions of particular service in sub-district before and after switching, judge whether these two regions of particular service are identical, if it is inequality, then confirm the current switching that switches between regions of particular service, otherwise, confirm that current switching is not the switching between regions of particular service.
Wherein, described network is a mobile communications network, and the control appliance in the described network is a base station controller BSC, and the sub-district in the described network is base transceiver station BTS sub-district, described sub-district be designated Cell ID, described steps A comprises:
BSC receives two signals that the BTS sub-district reports current to be switched, and comprises the Cell ID of two sub-districts current to be switched in this signal, and then, BSC sends to LIC with the Cell ID of these two sub-districts by message.
Wherein, described network is WLAN (wireless local area network) WLAN, and the control appliance in the described network is access control point AC, and the sub-district in the described network is access point AP sub-district, described sub-district be designated AP ID, described steps A comprises:
AC receives two signals that the AP sub-district reports to be switched, and comprises the AP ID of two sub-districts that switch in this signal, and then, AC sends to LIC with the AP ID of these two sub-districts by message.
Wherein, among the step B, if the switching that switches between regions of particular service described to be taken place, this method further comprises:
LIC sends to user's travelling carriage by described network and reminds the current reminder message switched between regions of particular service of carrying out of user.
Wherein, described switchover policy comprises:
The switching condition of regions of particular service, and the preferred network corresponding with this switching condition.
Wherein, described switching condition comprises the regions of particular service title at least.
As seen, in the present invention, when a sub-district in the users from networks switches to another sub-district, can judge whether obtain that sub-district current to be taken place switches is switching between regions of particular service according to predefined regions of particular service definition content, and, can search and obtain switching between this regions of particular service corresponding switchover policy, and according to the calling handoff procedure between this strategy realization regions of particular service, thereby, make the user when a regions of particular service moves to another regions of particular service, still can keep providing special services the user.And when taking place to switch the switching that maybe can't realize between regions of particular service between regions of particular service, the present invention also will send prompting message to the user, to notify the user.
Description of drawings
Fig. 1 is the networking diagram of mobile radio communication among the present invention.
The flow chart of Fig. 2 for realizing in one embodiment of the invention switching between regions of particular service.
Fig. 3 is the networking diagram of WLAN among the present invention.
The flow chart of Fig. 4 for realizing in another embodiment of the present invention switching between regions of particular service.
Embodiment
The present invention is the changing method between regions of particular service in a kind of network, the regions of particular service of being preserved in the positional information center (LIC) that this method utilization increases newly in network definition content judges that whether the sub-district switching to be taken place in the current network is the switching between the regions of particular service, if, then according to the switching between regions of particular service current to be taken place, find corresponding switchover policy in the switchover policy of in LIC, being preserved, and according to the calling handoff procedure between this strategy realization regions of particular service.
Describe the present invention below in conjunction with accompanying drawing.
Embodiment 1:
Referring to mobile radio communication networking diagram shown in Figure 1, in this mobile communications network, base transceiver station (BTS) sub-district 121,122 and 123 is defined as regions of particular service 1, wherein, BTS sub-district 121 is also non-conterminous geographically with BTS sub-district 122 and 123; Simultaneously, BTS sub-district 124,125 and 126 is defined as regions of particular service 2, wherein, BTS sub-district 124 is also non-conterminous geographically with BTS sub-district 125 and 126; Among the LIC that increases newly that ID number of pairing BTS sub-district in the above-mentioned regions of particular service is kept at as shown in Figure 1, this LIC can adopt hardware to realize separately, and when adopting intelligent network business, also can realize LIC on Service Control Point by corresponding IN service is set, at this moment, the SCP of realization LIC business just is equivalent to the LIC among Fig. 1.At above-mentioned defined regions of particular service, when user's travelling carriage is mobile in 121～126 regions, BTS sub-district, the switching of regions of particular service might take place, and referring to Fig. 2, the present invention's calling between the specific implementation regions of particular service is by the following method switched:
Step 200: when any two minizones of user's travelling carriage in BTS sub-district 121～126 are about to switch, base station controller (BSC) is received the signal that BTS reported in two sub-districts to be switched, and includes ID number of this BTS sub-district in this signal;
After step 201:BSC receives the signal that reports, send service request to MSC shown in Figure 1, after MSC receives this service request, obtain this user's CAMEL-Subscription-Information from user's attaching position register (HLR), judge that according to this CAMEL-Subscription-Information whether the user has applied for current special services in two sub-districts before and after this waits to switch, if then execution in step 202; Otherwise, can't provide current special services because user's travelling carriage switches residing sub-district, back, thereby cause current special services to be interrupted, therefore, MSC sends reminder message to the user, reminds subscriber specific services to interrupt because of the switching of sub-district, finishes the switch call process then;
Step 202:BSC sends message to LIC, includes ID number of two BTS sub-districts current to be switched in this message;
Step 203:LIC receives the message that BSC sent in the step 202, according to switch ID number of sub-district of waiting of being comprised in this message, judge whether switch BTS sub-district current to be taken place is switching between the regions of particular service, if then execution in step 204; Otherwise, realize switching according to the changing method of BTS minizone in the mobile communications network, finish the switch call process then;
In embodiments of the present invention, suppose that regions of particular service 1 is the Office Area, regions of particular service 2 is a meeting space, the ID of each BTS sub-district in the regions of particular service 1 and 2 is Cell ID, the Cell ID of BTS sub-district 121～123 is respectively: 1,2 and 3, and the Cell ID of BTS sub-district 124～126 is respectively 8,9 and 10; The definition content of above regions of particular service is kept in the regions of particular service definition list shown in the table 1, this regions of particular service definition list then is kept among the LIC, LIC can be according to sub-district ID number that sends from BSC in the message, in conjunction with the content in this regions of particular service definition list, search and obtain taking place two to be switched regions of particular service that the sub-district belongs to, judge whether these two regions of particular service are identical, if not, judge that then BTS sub-district current to be taken place switches to the switching between regions of particular service, otherwise, judge that then BTS sub-district switching current to be taken place is not the switching between regions of particular service;
| The regions of particular service title | Cell ID |
| The Office Area | 1 |
| The Office Area | 2 |
| The Office Area | 3 |
| Meeting space | 8 |
| Meeting space | 9 |
| Meeting space | 10 |
Table 1
Step 204:LIC searches and obtains corresponding switchover policy according to the switching of BTS minizone current to be taken place, and LIC sends to BSC with this switchover policy, and BSC finishes corresponding call according to this switchover policy and switches; Wherein, in this step, LIC also sends to switch to user's travelling carriage by mobile communications network and reminds, with the current switching that has taken place between regions of particular service of prompting user;
Above-mentioned switchover policy is kept in the switchover policy definition list, switchover policy comprise at least switching condition and with the corresponding network that service is provided of switching condition, wherein, at least include the regions of particular service title after the switching in the switching condition, also can further comprise for example switching condition of travelling carriage, time period etc., provide the network of service then can include preferred network and other alternative network that service is provided; In the embodiment of the invention, switching condition in this switchover policy definition list comprises: regions of particular service, beginning/concluding time and the travelling carriage that switches, the switchover policy definition list that ginseng is shown in Table 2, in this table, be provided with corresponding switchover policy respectively for switching to Office Area and meeting space, wherein, switchover policy 1 expression: when mobile station MS 1 in the time period at 9:00～18:00, when switching to the Office Area, preferred WLAN is as the network of realizing special services; Switchover policy 2 expression: when mobile station MS 2 in the time period at 7:00～12:00, when switching to meeting space, preferred bluetooth (BlueTooth) network is as the network of realizing special services; Switchover policy 3 expression: when mobile station MS 1 in the time period at 18:01～8:59, when switching to meeting space, preferred BlueTooth network is as the network of realizing special services;
| Sequence number | The regions of particular service title | Travelling carriage | Time started | Concluding time | Preferred network |
| 1 | The Office Area | MS1 | 9:00 | 18:00 | WLAN |
| 2 | Meeting space | MS2 | 7:00 | 12:00 | BlueTooth |
| 3 | Meeting space | MS1 | 18:01 | 8:59 | BlueTooth |
Table 2
Wherein, in this step 204, BSC can utilize maturation method of the prior art, switches according to the calling between the switchover policy realization regions of particular service that obtains, and this kind called out to switch and belong to the method that those skilled in the art can realize under the situation that does not add detailed description.
Embodiment 2: this embodiment is used to illustrate when the present invention is applied to WLAN, realize calling out between different regions of particular service the method for switching, referring to networking diagram shown in Figure 3, in this WLAN, AP sub-district 321,322 and 323 is defined as regions of particular service 3, wherein, AP sub-district 321 is also non-conterminous geographically with AP sub-district 322 and 323; Simultaneously, AP sub-district 324,325 and 326 is defined as regions of particular service 4, wherein, BTS sub-district 324 is also non-conterminous geographically with BTS sub-district 325 and 326; Among the LIC that increases newly that ID number of the AP sub-district that regions of particular service comprised of above-mentioned definition is kept at as shown in Figure 3.At above-mentioned defined regions of particular service, when user's travelling carriage is mobile in 321～326 regions, AP sub-district, might cause the switching of regions of particular service, referring to Fig. 4, the present invention's calling of specific implementation regions of particular service is by the following method switched:
Step 400: when user's any two minizones of travelling carriage in AP sub-district 321～326 were about to switch, AC received the signal that AP reported in two sub-districts to be switched, and includes the ID AP ID of this AP sub-district in this signal;
After step 401:AC receives the signal that reports, user attaching location register (HLR) from WLAN obtains this user's CAMEL-Subscription-Information, judge according to this CAMEL-Subscription-Information whether the user has all applied for current special services in two sub-districts of to be switched front and back, if then execution in step 402; Otherwise, send reminder message to the user, remind subscriber specific services to interrupt, then the terminated call handoff procedure because of the switching of sub-district;
Step 402:AC sends message to LIC, includes ID number of two AP sub-districts current to be switched in this message;
Step 403:LIC receives the message that AC sent in the step 402, according to switch ID number of sub-district of waiting of being comprised in this message, judges whether switch AP sub-district current to be taken place is switching between the regions of particular service, if then execution in step 404; Otherwise, realize switching according to the changing method of AP minizone in the wlan network, then the terminated call handoff procedure;
In embodiments of the present invention, suppose that regions of particular service 3 is the Office Area, regions of particular service 4 is a meeting space, and the AP ID of AP sub-district 321～323 is respectively: 31,32 and 33, and the AP ID of AP sub-district 324～326 is respectively 38,39 and 30; The definition content of above regions of particular service is kept in the regions of particular service definition list shown in the table 3, this regions of particular service definition list then is kept among the LIC, LIC can obtain two regions of particular service that the sub-district belongs to be switched according to the content search in this regions of particular service definition list, judge whether these two regions of particular service are identical, if not, judge that then obtain AP sub-district current to be taken place switches to switching between regions of particular service, otherwise, judge that then obtain that AP sub-district current to be taken place switches is not switching between regions of particular service;
| The regions of particular service title | AP ID |
| The Office Area | 31 |
| The Office Area | 32 |
| The Office Area | 33 |
| Meeting space | 38 |
| Meeting space | 39 |
| Meeting space | 30 |
Table 3
Step 404:LIC searches and obtains corresponding switchover policy according to the switching of AP minizone current to be taken place, and LIC sends to AC with this switchover policy, and AC finishes corresponding call according to this switchover policy and switches; Wherein, in this step, LIC also sends to switch to user's travelling carriage by WLAN and reminds, with the current switching that has taken place between regions of particular service of prompting user;
Wherein, above-mentioned switchover policy is kept in the switchover policy definition list, in the embodiment of the invention, these switching conditions of travelling carriage that this switchover policy definition list comprises regions of particular service, beginning/concluding time and switches, the switchover policy definition list that ginseng is shown in Table 4, be provided with corresponding switchover policy in this table when switching to Office Area and meeting space respectively, wherein, switchover policy 4 expression: when mobile station MS 1 in the time period at 9:00～18:00, when switching to the Office Area, preferred wireless high-fidelity (WLL) is as the network of realizing service; Switchover policy 5 expression: when mobile station MS 2 in the time period at 7:00～12:00, when switching to meeting space, preferred BlueTooth network is as the network of realizing service; Switchover policy 6 expression: when mobile station MS 1 in the time period at 18:01～8:59, when switching to meeting space, preferred BlueTooth network is as the network of realizing service;
| Sequence number | The regions of particular service title | Travelling carriage | Time started | Concluding time | Preferred network |
| 4 | The Office Area | MS1 | 9:00 | 18:00 | WLL |
| 5 | Meeting space | MS2 | 7:00 | 12:00 | BlueTooth |
| 6 | Meeting space | MS1 | 18:01 | 8:59 | BlueTooth |
Table 4
Wherein, in this step 404, AC can utilize maturation method of the prior art, switches according to the calling between the switchover policy realization regions of particular service that obtains, and this kind switching belongs to the method that those skilled in the art can realize under the situation that does not add detailed description.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1, a kind ofly realize the switch call method between regions of particular service in the network, it is characterized in that this method may further comprise the steps:
Steps A: the control appliance in the network sends message to positional information center LIC, comprises the sign of sub-district to be switched in this message;
Step B:LIC is according to receiving the sign of the switching cell in the message in steps A, utilization is kept at the definition content of the regions of particular service on the LIC, judges that whether switching current to be taken place is the switching between regions of particular service, if, execution in step C then; Otherwise, realize calling out switching, terminated call handoff procedure then according to the changing method of the general minizone in the described network;
Step C:LIC obtains switchover policy according to switching current to be taken place in the switchover policy that LIC preserved, then, LIC sends to described control appliance with this switchover policy, and this control appliance is realized calling out according to this switchover policy and switched.
2, method according to claim 1 is characterized in that, in the steps A, before the positional information center sent message, this method further comprised at described control appliance:
Described control appliance obtains this user's CAMEL-Subscription-Information from user's attaching position register HLR, judge according to this CAMEL-Subscription-Information whether the user has all applied for current special services in two sub-districts of switching front and back, if, then carry out the step of described transmission message, otherwise, send reminder message to the user, then the terminated call handoff procedure.
3, method according to claim 1 is characterized in that, judges described in the step B whether switching current to be taken place is switching between regions of particular service:
Sign according to sub-district current to be switched, in the definition content of regions of particular service, search two pairing regions of particular service in sub-district before and after switching, judge whether these two regions of particular service are identical, if it is inequality, then confirm the current switching that switches between regions of particular service, otherwise, confirm that current switching is not the switching between regions of particular service.
4, method according to claim 1, it is characterized in that described network is a mobile communications network, the control appliance in the described network is a base station controller BSC, and the sub-district in the described network is base transceiver station BTS sub-district, described sub-district be designated Cell ID, described steps A comprises:
BSC receives two signals that the BTS sub-district reports current to be switched, and comprises the Cell ID of two sub-districts current to be switched in this signal, and then, BSC sends to LIC with the Cell ID of these two sub-districts by message.
5, method according to claim 1, it is characterized in that described network is WLAN (wireless local area network) WLAN, the control appliance in the described network is access control point AC, and the sub-district in the described network is access point AP sub-district, described sub-district be designated AP ID, described steps A comprises:
AC receives two signals that the AP sub-district reports to be switched, and comprises the AP ID of two sub-districts that switch in this signal, and then, AC sends to LIC with the AP ID of these two sub-districts by message.
6, method according to claim 1 is characterized in that, among the step B, if the switching that switches between regions of particular service described to be taken place, this method further comprises:
LIC sends to user's travelling carriage by described network and reminds the current reminder message switched between regions of particular service of carrying out of user.
7, method according to claim 1 is characterized in that described switchover policy comprises:
The switching condition of regions of particular service, and the preferred network corresponding with this switching condition.
8, method according to claim 7 is characterized in that described switching condition comprises the regions of particular service title at least.
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| CN107172684B (en) | 2011-12-08 | 2020-09-29 | 华为技术有限公司 | Access method and system, user equipment and network side equipment |
| CN102647771B (en) * | 2012-04-10 | 2016-05-25 | 华为技术有限公司 | The discovery of WLAN and system of selection, equipment and system and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10174150A (en) * | 1996-12-12 | 1998-06-26 | Fujitsu Ltd | Exchange and exchange system |
| US6032056A (en) * | 1996-05-20 | 2000-02-29 | Metawave Communications Corporation | Cellular system signal conditioner |
| CN1301126A (en) * | 1999-12-22 | 2001-06-27 | 三星电子株式会社 | Calling distribution method for mobile switching system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6032056A (en) * | 1996-05-20 | 2000-02-29 | Metawave Communications Corporation | Cellular system signal conditioner |
| JPH10174150A (en) * | 1996-12-12 | 1998-06-26 | Fujitsu Ltd | Exchange and exchange system |
| CN1301126A (en) * | 1999-12-22 | 2001-06-27 | 三星电子株式会社 | Calling distribution method for mobile switching system |
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