CN101312571B - Method for idle terminal to update location thereof after movement across wireless control point - Google Patents
Method for idle terminal to update location thereof after movement across wireless control point Download PDFInfo
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- CN101312571B CN101312571B CN2007101052323A CN200710105232A CN101312571B CN 101312571 B CN101312571 B CN 101312571B CN 2007101052323 A CN2007101052323 A CN 2007101052323A CN 200710105232 A CN200710105232 A CN 200710105232A CN 101312571 B CN101312571 B CN 101312571B
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- 230000001960 triggered effect Effects 0.000 claims abstract description 9
- 238000012546 transfer Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
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- H—ELECTRICITY
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- H04W60/04—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration using triggered events
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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Abstract
The invention discloses a method for refreshing the position of an idle terminal after the motion spanning a wireless control point, comprising steps that: (1) when the position refresh of the idle terminal is triggered, the idle terminal adopts a target wireless network node to initialize a register request to a target wireless control point, wherein the register request carries a session label information; (2) the target wireless control point according to the session label information carried in the received register request judges if the terminal has the switch spanning a wireless control point; (3) if the terminal takes the switch spanning the wireless control point, the target wireless control point informs a source wireless control point about the motion of the terminal. The invention resolves the position refresh problem of the idle terminal in a wireless communication network, after the motion spanning a wireless control point, to provide flexible data cache for users.
Description
Technical field
The present invention relates to a kind of non-occupied terminal of in cordless communication network, realizing and moved laggard line position method for updating striding wireless control point.
Background technology
For guarantee network side successfully paging be in the terminal of idle condition, terminal needs periodically its positional information to be informed corresponding network node, this network node upgrades terminal location and preserves, when this terminal is initiated paging, obtaining the current position of terminal, finally realize the foundation of session between terminal and the wireless network and the transmission of related data with convenient network side.
Location update operations is cooperated jointly by wireless network node, wireless control point, access server, finishes the function of non-occupied terminal (promptly being in the terminal of idle condition) location registers, renewal.
When portable terminal has taken place to stride in network by moving of wireless control point, new controlled in wireless is named a person for a particular job and is write down the portable terminal current location, and therefore, access server need obtain the position of new wireless control point, so that learn location information of mobile terminal, thereby realize that network side is to the smooth paging of portable terminal.As shown in Figure 1, realize the architectural framework reference model figure that packet data user inserts for existing network.Wherein, for packet data service is provided, wireless network node 11 be responsible for access server 13 between the interactive media message, data link is safeguarded and control.As the signaling capability entity of Radio Access Network, signaling wireless control point 12 is responsible for session storage, paging and functions such as location management, idle state management and access authentication.
As shown in Figure 2, shown the simplified flow chart of existing wireless communications network Position Updating, its concrete steps are as follows:
Step 204, described terminal is initiated register requirement to the wireless network node (being target radio network node) at place;
Step 205, described target radio network node is transmitted login request message to target wireless control point; Target wireless control point is preserved active user's positional information;
Step 206, described target wireless control point is to source wireless control point request user related information;
Step 207, the described source controlled in wireless institute's requested user of naming a person for a particular job returns to target wireless control point;
Step 209, described target wireless control point is responded registering result to target radio network node;
Step 210, described target radio network node is transmitted registering result and is given terminal.
Downlink data with paging in the existing wireless communications network is buffered in access server, from above-mentioned flow process as seen, obtaining by new wireless control point of new wireless control point position set up notification message transmission to access server initiation carrying, referring to step 208, without wireless network node.The metadata cache point is selected neatly to become and is problem demanding prompt solution in the prior art.As: under the situation of non-switching, downlink data is buffered in the wireless network node (can guarantee that like this user obtains paging performance fast), and when striding the wireless network node switching, downlink data can be cached to access server, and now, flow process as shown in Figure 2 can't realize such scene.
According to two kinds of situations during to the flexible buffer memory of data are referring to Fig. 3 and Fig. 4 in the prior art, its flow process is described below respectively.
As shown in Figure 3, be in the prior art at the situation of metadata cache at wireless network node, the position is upgraded and the paging step is roughly:
When step 301, position were upgraded, it was mutual to carry out data flow between terminal, wireless network node and the access server;
Step 303, described terminal move trigger position and upgrade operation;
Step 304, described terminal is initiated register requirement to the wireless network node at place, carries session identification and user ID;
Step 305, described wireless network node is transmitted login request message to wireless control point, carries session identification and user ID, and wireless control point is preserved active user's positional information;
Step 306, described wireless control point judges according to session identification whether terminal strides the switching of wireless network node, if the wireless network node that session identification shows is identical with the wireless network node of current connection, think that then terminal is not moved, and respond registering result to wireless network node;
Step 307, described wireless network node is transmitted registering result and is given terminal;
Step 308, during paging, user's downlink data arrives access server;
Step 310, described wireless network node sends the paging request to wireless control point;
Step 312, described wireless network node paging is set up session between wireless network node and terminal behind the user;
Step 313, it is mutual to carry out data flow between described wireless network node and this terminal.
As shown in Figure 4, be in the prior art at the situation of metadata cache at access server, the position is upgraded and the paging step is roughly:
When step 401, position were upgraded, it was mutual to carry out data flow between terminal, source radio network node and the access server;
Step 402, described terminal enters idle condition;
Step 403, described terminal move trigger position and upgrade operation;
Step 404, described terminal is initiated register requirement to the wireless network node at place, carries session identification and user ID;
Step 405, described wireless network node is transmitted login request message to wireless control point, carries session identification and user ID; Wireless control point is preserved active user's positional information;
Step 406, described wireless control point judges according to session identification whether terminal strides the switching of wireless network node, if the wireless network node that session identification shows is different with the wireless network node of current connection, think that then terminal has moved to new wireless network node, and notification source wireless network node terminal is moved;
Step 407, described source radio network node judges whether to notify access server to carry out buffer memory to mailing to this user's data according to strategy; Wherein, the wireless network node determination strategy can be connection status and target radio network node address, does not set up fully if be connected to, does not then need to access server notification data buffer memory;
Step 408, described wireless control point is responded registering result to target radio network node;
Step 409, described target radio network node is transmitted registering result and is given terminal;
Step 410, during paging, user's downlink data arrives access server;
Step 411, described access server sends the paging request to the source radio network node;
Step 412, described source radio network node sends the paging request to wireless control point;
Step 413, described wireless control point all wireless network nodes in the scope of terminal position send paging broadcasting;
Step 414, described target radio network node paging is set up session between target radio network node and terminal behind the user, set up carrying between target radio network node and access server;
Step 415, it is mutual to carry out data flow between described access server and this terminal.
As shown in Figure 4 under the situation, downlink data is cached in the access server, this moment access server whether need learn should be data cached, because the notice of this metadata cache is relevant with data link, the wireless network node maintenance and management data link information in the network simultaneously, there is sufficient information to judge whether to send metadata cache notice (under at semi-connection state, may not need to send the metadata cache notice, can alleviate the processing burden of access server like this) to access server.Therefore buffer memory notice (step 407) need be initiated by the source radio network node, and should be responsible for by wireless control point.
Data are carried out flexible buffer memory, only mention the above situation of not switching (Fig. 3) and striding wireless network node switching (Fig. 4) in the prior art, lack and stride the scene that wireless control point switches.Therefore, how under the situation of the flexible buffer memory of paging data, consider the above-mentioned advantage of striding the wireless network node flow process of continuity, be that system architecture, function allocation are clear, clear and definite, can realize that also the problems such as centralized management of unified maintenance, flow control and the paging of wireless network node link information become the emphasis that needs to be resolved hurrily simultaneously.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of realization non-occupied terminal to move laggard line position method for updating striding wireless control point, move the problem that laggard line position upgrades to solve the cordless communication network non-occupied terminal striding wireless control point, can be the user flexible data buffer memory demand is provided.
In order to solve the problems of the technologies described above, the invention provides a kind of realization non-occupied terminal and move laggard line position method for updating striding wireless control point, it is characterized in that, may further comprise the steps:
(1) when the non-occupied terminal location update operations is triggered, described non-occupied terminal is initiated register requirement through target radio network node to target wireless control point, carries session label information in this register requirement;
(2) described target wireless control point judges according to receiving the session label information of carrying in the register requirement whether this non-occupied terminal the switching of wireless control point has taken place to stride;
(3) if the switching of wireless control point has taken place to stride non-occupied terminal, then described this non-occupied terminal of target wireless control point notification source wireless control point has taken place to move;
(4) described source this terminal of wireless control point notification source wireless network node is moved, and carries the target radio network node address;
(5) the source radio network node judges whether to notify access server that data are carried out buffer memory according to preset strategy, need notice if judge, then the source radio network node sends the notice of metadata cache to access server, and carries this target radio network node address.
Wherein, preset strategy described in the step (5), for the source radio network node is judged according to network connection state and this Target Wireless node address, set up if be connected to fully, perhaps this target radio network node address change, then the source radio network node sends the notice of metadata cache to access server, and carries this target radio network node address.
Wherein, further comprise:
(6) described target wireless control point is responded registering result to target radio network node, and this target radio network node is transmitted this registering result and given described non-occupied terminal.
Method of the present invention, wherein, step further comprises in (1):
Described target wireless control point is preserved the positional information of current non-occupied terminal.
Method of the present invention, wherein, step (2) comprising:
(21) register requirement that carries session label information that described target wireless control point receives;
(22) whether described target wireless control point is distributed by this node by the session label information in this register requirement, determine that whether this terminal the switching of wireless control point has taken place to stride, and the switching of wireless control point has taken place to stride if not then this terminal that this node distributed.
Method of the present invention, wherein, the non-occupied terminal location update operations is triggered described in the step (1), is triggered after moving to target wireless control point by the timer triggering or according to non-occupied terminal.
Method of the present invention, wherein, described source wireless control point is for non-occupied terminal moves to the wireless control point of target wireless control point before being triggered.
Method of the present invention, wherein, step (3) further comprises:
Described target wireless control point is to source wireless control point request user related information, and the controlled in wireless institute's requesting users relevant information of naming a person for a particular job in source returns to this target wireless control point.
Wherein, described user related information comprises: user session information, authentication information; The use agreement of described user related information is a text transfer protocol.
Compared with prior art, the method for the invention can be implemented in wireless control point effectively and preserve under the situation of terminal positional information, and non-occupied terminal moves the back and upgrades positional information between wireless control point, can satisfy the needs of problems of flexible configuration metadata cache point.
Description of drawings
Fig. 1 is that the present invention's network of the prior art is realized the architectural framework reference model figure that packet data user inserts;
Fig. 2 is the simplified flow chart of the present invention's cordless communication network Position Updating of the prior art;
Fig. 3 is the flow chart of the metadata cache of the prior art described in the embodiment of the invention at wireless network node;
Fig. 4 is the flow chart of the metadata cache of the prior art described in the embodiment of the invention at access server;
To be the terminal that realizes being in idle condition in cordless communication network of the optimal way described in the embodiment of the invention move the renewal flow chart of back terminal location striding wireless control point to Fig. 5;
To be the terminal that realizes being in idle condition under the optimal way described in the embodiment of the invention in the cordless communication network move back paging terminal user's process chart striding wireless control point to Fig. 6.
Embodiment
Embodiment of the present invention propose a kind of in cordless communication network (comprising evolvement network of future generation) non-occupied terminal move laggard line position method for updating striding wireless control point, can be the user quicker, location registers performance more easily is provided, this method may further comprise the steps:
(1) after the idle condition terminal moves to new wireless control point compass of competency, triggers this non-occupied terminal and carry out register requirement;
(2) described non-occupied terminal location registration request message is through the registration of target radio network node to the target wireless control point request position information, and described target wireless control point is preserved active user's positional information;
(3) described target wireless control point judges by the session identification in the login request message whether terminal the switching of wireless control point has taken place to stride, if being this node, do not distribute this session identification, think that then terminal moves with having striden wireless control point, and notification source wireless control point user is moved, asks user related information simultaneously; The controlled in wireless institute's requesting users relevant information of naming a person for a particular job in source returns to target wireless control point;
(4) described source wireless control point notification source wireless network node terminal is moved, and carries the address of target radio network node;
(5) described source radio network node judges whether to notify access server to carry out buffer memory to mailing to this user's data according to strategy; Send notice if desired, then carry the address of target radio network node;
(6) through target radio network node, described target wireless control point returns to terminal with registering result;
Wherein, in the step (1), this register requirement can also trigger by timer;
Wherein, in the step (5), described wireless network node determination strategy can be the address of connection status and target radio network node, does not set up fully if be connected to, perhaps the address of target radio network node is constant, does not then need to carry out metadata cache to the access server notice; Set up if be connected to fully, perhaps the address change of target radio network node then needs to carry out metadata cache to the access server notice.
In order to describe the invention process characteristics and method better, be described in further detail below in conjunction with the enforcement of accompanying drawing to technical scheme.
As shown in Figure 5, being the terminal that realizes being in idle condition by optimal way of the present invention in cordless communication network moves the renewal flow chart of back terminal location striding wireless control point, and its concrete steps are as follows:
Step 504, described terminal is initiated register requirement to the wireless network node (being target radio network node) at place, and wherein register requirement is carried session identification and user ID;
Step 505, described target radio network node is transmitted register requirement to target wireless control point, carries session identification and user ID; Target wireless control point is preserved active user's positional information;
Step 506, described target wireless control point judges by the session label information in the login request message whether terminal the switching of wireless control point has taken place to stride, (for example: this session identification is not that this node distributes, think that then terminal moves with having striden wireless control point), and notification source wireless control point user is switched, ask user related information simultaneously, as authentication information, session information; Further, described target wireless control point can be learnt wireless control point position, source by session identification; Further, target wireless control point can be text transfer protocol to the agreement that source wireless control point request user related information uses;
Step 507, the described source controlled in wireless institute's requesting users relevant information of naming a person for a particular job returns to target wireless control point; Further, the source wireless control point can be text transfer protocol to the agreement that target wireless control point response user related information uses;
Step 508, described source wireless control point notification source wireless network node terminal is moved, carries the address of target radio network node simultaneously;
Step 509, described source radio network node need to find the notice access server to carry out metadata cache, then send a message to access server, like this, when downlink data arrives access server, by access server these data are carried out buffer memory; In addition, this message is also carried the address information of target radio network node, and the purpose of doing like this is to make that access server can carry out the paging request by the notification target wireless network node when paging; Wherein, described source radio network node judges whether that the foundation that needs the notice access server to carry out metadata cache can be connection status and target radio network node address, do not set up fully if be connected to, perhaps the target radio network node address is constant, and then the source radio network node does not need to send to access server the notice of metadata cache; Otherwise notice;
Step 510, described target wireless control point is responded registering result to target radio network node;
Step 511, described target radio network node is transmitted registering result and is given terminal;
Wherein, step 507 can be carried out simultaneously with step 508.
As shown in Figure 6, being the terminal that realizes being in idle condition under the supplementary notes described optimal way of the embodiment of the invention shown in Figure 5 in the cordless communication network moves back paging terminal user's process chart striding wireless control point, and its concrete steps are as follows:
Step 601, user's downlink data arrives access server;
Step 602, described access server sends the paging request to target radio network node;
Step 603, described target radio network node sends the paging request to target wireless control point;
Step 604, described target wireless control point all wireless network nodes in the scope of terminal position send paging broadcasting;
Step 605, described target radio network node paging is set up session between target radio network node and terminal behind the user, set up carrying between target radio network node and access server;
Step 606, it is mutual that described access server and this terminal are carried out data flow.
The present invention is on the basis of considering the cordless communication network paging performance, for providing a kind of wireless control point of striding, the user moves the mode that laggard line position upgrades, transmit the target wireless control point position by source wireless control point, source radio network node to access server, be responsible for by the wireless network node of being responsible for link maintenance and management to the metadata cache that access server sends, from the practical application angle, can satisfy the demand of the flexible buffer memory of data.
The present invention existed system is changed and situation that influence is minimum under realized a kind of in cordless communication network non-occupied terminal move laggard line position method for updating striding wireless control point, can satisfy the demand of the flexible buffer memory of data.
Position in the foregoing description more new technological process except that wireless communication system, can also be applied to adopt other system of the same procedure of mentioning with background technology, when being applied to other system, the message of employing may be not necessarily identical, but the logical relation in its flow process is identical.
The above only is an illustrated embodiment of the present invention, should know that this can have many modification, this modification is not considered to break away from the spirit and scope of illustrated embodiment of the present invention, and the conspicuous modification of all such those of ordinary skills is within the scope of the appended claims involved.
Claims (9)
1. realize that non-occupied terminal moves laggard line position method for updating striding wireless control point for one kind, it is characterized in that, may further comprise the steps:
(1) when the non-occupied terminal location update operations is triggered, described non-occupied terminal is initiated register requirement through target radio network node to target wireless control point, carries session label information in this register requirement;
(2) described target wireless control point judges according to receiving the session label information of carrying in the register requirement whether this non-occupied terminal the switching of wireless control point has taken place to stride;
(3) if the switching of wireless control point has taken place to stride non-occupied terminal, then described this non-occupied terminal of target wireless control point notification source wireless control point has taken place to move;
(4) described source this non-occupied terminal of wireless control point notification source wireless network node is moved, and carries the target radio network node address;
(5) the source radio network node judges whether to notify access server that data are carried out buffer memory according to preset strategy, need notice if judge, then the source radio network node sends the notice of metadata cache to access server, and carries this target radio network node address.
2. the method for claim 1, it is characterized in that, preset strategy described in the step (5), for the source radio network node is judged according to network connection state and this target radio network node address, set up if be connected to fully, perhaps this target radio network node address change, then the source radio network node sends the notice of metadata cache to access server, and carries this target radio network node address.
3. the method for claim 1 is characterized in that, further comprises:
(6) described target wireless control point is responded registering result to target radio network node, and this target radio network node is transmitted this registering result and given described non-occupied terminal.
4. the method for claim 1 is characterized in that, step further comprises in (1):
Described target wireless control point is preserved the positional information of current non-occupied terminal.
5. the method for claim 1 is characterized in that, step (2) comprising:
(21) register requirement that carries session label information that described target wireless control point receives;
(22) whether described target wireless control point is distributed by this node by the session label information in this register requirement, determine that whether this terminal the switching of wireless control point has taken place to stride, and the switching of wireless control point has taken place to stride if not then this terminal that this node distributed.
6. the method for claim 1 is characterized in that, the non-occupied terminal location update operations is triggered described in the step (1), is triggered after moving to target wireless control point by the timer triggering or according to non-occupied terminal.
7. the method for claim 1 is characterized in that, described source wireless control point is for non-occupied terminal moves to the wireless control point of target wireless control point before being triggered.
8. the method for claim 1 is characterized in that, step (3) further comprises:
Described target wireless control point is to source wireless control point request user related information, and the controlled in wireless institute's requesting users relevant information of naming a person for a particular job in source returns to this target wireless control point.
9. method as claimed in claim 8 is characterized in that, described user related information comprises: user session information, authentication information; The use agreement of described user related information is a text transfer protocol.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101052323A CN101312571B (en) | 2007-05-24 | 2007-05-24 | Method for idle terminal to update location thereof after movement across wireless control point |
| PCT/CN2007/003901 WO2008141504A1 (en) | 2007-05-24 | 2007-12-29 | Location update method for idle-mode terminal after inter-wireless controll point handover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2007101052323A CN101312571B (en) | 2007-05-24 | 2007-05-24 | Method for idle terminal to update location thereof after movement across wireless control point |
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| CN101312571A CN101312571A (en) | 2008-11-26 |
| CN101312571B true CN101312571B (en) | 2011-04-20 |
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| CN2007101052323A Expired - Fee Related CN101312571B (en) | 2007-05-24 | 2007-05-24 | Method for idle terminal to update location thereof after movement across wireless control point |
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| CN (1) | CN101312571B (en) |
| WO (1) | WO2008141504A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102932833B (en) * | 2011-08-10 | 2016-05-25 | 华为技术有限公司 | A kind of network method for handover control, communication system and relevant device |
| WO2017142362A1 (en) * | 2016-02-17 | 2017-08-24 | 엘지전자 주식회사 | Method for transmitting/receiving location registration-related message in wireless communication system and apparatus for same |
| CN105848223A (en) * | 2016-03-02 | 2016-08-10 | 深圳市金立通信设备有限公司 | Network connection control method and device |
| CN108076495B (en) * | 2016-11-16 | 2022-03-25 | 北京新岸线移动多媒体技术有限公司 | Method, system and device for realizing cross-cell switching in wireless network |
| CN108076496B (en) * | 2016-11-16 | 2022-06-28 | 北京新岸线移动多媒体技术有限公司 | Method, system and device for realizing cross-cell switching in wireless network |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1856161A (en) * | 2005-04-28 | 2006-11-01 | 华为技术有限公司 | Locating method for user apparatus |
| CN1882169A (en) * | 2005-06-16 | 2006-12-20 | 华为技术有限公司 | Handling method for user device transfer between different core network nodes |
| CN1930793A (en) * | 2004-03-04 | 2007-03-14 | 三星电子株式会社 | System and method for controlling an operational mode of a MAC layer in a broadband wireless access communication system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7917183B2 (en) * | 2004-06-25 | 2011-03-29 | Lg Electronics Inc. | Method of controlling idle mode in broadband wireless access system |
| KR101108850B1 (en) * | 2004-11-28 | 2012-02-09 | 엘지전자 주식회사 | Method for performing idle mode in broadband wireless access system |
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2007
- 2007-05-24 CN CN2007101052323A patent/CN101312571B/en not_active Expired - Fee Related
- 2007-12-29 WO PCT/CN2007/003901 patent/WO2008141504A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1930793A (en) * | 2004-03-04 | 2007-03-14 | 三星电子株式会社 | System and method for controlling an operational mode of a MAC layer in a broadband wireless access communication system |
| CN1856161A (en) * | 2005-04-28 | 2006-11-01 | 华为技术有限公司 | Locating method for user apparatus |
| CN1882169A (en) * | 2005-06-16 | 2006-12-20 | 华为技术有限公司 | Handling method for user device transfer between different core network nodes |
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| WO2008141504A1 (en) | 2008-11-27 |
| CN101312571A (en) | 2008-11-26 |
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