CN103415048A

CN103415048A - Wireless communication method, wireless communication system, terminal and wireless mobile communication network

Info

Publication number: CN103415048A
Application number: CN2013103419224A
Authority: CN
Inventors: 张晨璐
Original assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd; Dongguan Yulong Telecommunication Technology Co Ltd
Current assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd; Dongguan Yulong Telecommunication Technology Co Ltd
Priority date: 2013-08-07
Filing date: 2013-08-07
Publication date: 2013-11-27
Anticipated expiration: 2033-08-07
Also published as: CN103415048B

Abstract

The invention provides a wireless communication method, system, terminal and network. The wireless communication method includes the steps that the terminal measures a wireless local area network and uploads measured access point information to a wireless mobile communication network so that the wireless mobile communication network can build a relationship set between geographical location information of the terminal and the received access point information with the geographical location information of the terminal as an index, wherein before the terminal uploads the access point information, based on a selection strategy preset by the terminal and / or a selection strategy from access network discovery support functions, the terminal uploads the access point information after screening the access point information, and / or the wireless mobile communication network builds the relationship set after screening the received access point information based on a selection strategy of the wireless mobile communication network itself. According to the technical scheme, the wireless mobile communication network builds a database of access point information by a self-learning mode, and therefore the wireless mobile communication network can assist the terminal in completing network switching operation based on the database when receiving an access request of the wireless local area network of the terminal.

Description

Wireless communications method, wireless communication system, terminal and mobile radio networks

Technical field

The present invention relates to wireless communication technology field, in particular to a kind of wireless communications method, a kind of wireless communication system, a kind of terminal and a kind of mobile radio networks.

Background technology

At present, 3GPP(The3 ^RdGeneration Partnership Project) proposed at 3GPP network and WLAN(Wireless Local Area Networks) realize the technical problem of interoperability between network.In the prior art, for the terminal be under the 3GPP network, when needs switch to wlan network, whole network switching process is for 3GPP network and wlan network, be all independently, after terminal completes and switches to wlan network, namely disconnect and being connected of 3GPP network.And so-called " interoperability ", namely for the terminal be under the 3GPP network, hope, under the assistance of 3GPP network, helps terminal to switch to wlan network, thereby optimizes handoff procedure, makes to shorten switching time, improves handover success rate.

Yet in correlation technique, in wlan network, there is the access point of a lot of separate sources, such as access point of private access points, different operators etc., these information can't be obtained by initial configuration, thereby the 3GPP network is very limited for the acquisition of information of wlan network access point, when terminal proposes to realize the 3GPP network to the switching of wlan network by interoperability, even if the 3GPP network is supported the function of interoperability, but may, due to the access-in point information around not understanding, cause assisting terminal to complete the network handover operation.

Therefore, how to make the 3GPP network can conscientiously recognize distribution situation and the configuration information of wlan network access point, in order to can really assist terminal to complete the network handover operation, become technical problem urgently to be resolved hurrily at present.

Summary of the invention

The present invention just is being based on the problems referred to above, a kind of new wireless communication technology has been proposed, can so that mobile radio networks by the mode of self study, set up the database for the information of wlan network access point, thereby when receiving the WLAN (wireless local area network) access request of terminal, can, based on above-mentioned database, assist terminal to complete the network handover operation.

In view of this, the present invention proposes a kind of wireless communications method, comprise: information measurement and upload step, terminal is measured WLAN (wireless local area network), and the information of the access point that will measure is uploaded to mobile radio networks, wherein, the information of each described access point comprises the static parameter information of this access point; The set establishment step, described mobile radio networks also obtains the geographical location information of described terminal, and take described geographical location information and be index, sets up the set of relationship of described geographical location information and the information of the access point received; Information sifting step: in described information measurement and uploading step, described terminal is according to self the first default static alternative condition and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, and the information of the access point that meets the described first static alternative condition and/or described the second static alternative condition that will filter out is uploaded to described mobile radio networks; And/or before described set establishment step, described mobile radio networks is according to the 3rd default static alternative condition, information to the access point that receives is screened, and utilizes the information of the access point that meets described the 3rd static alternative condition filtered out to set up described set of relationship.

In this technical scheme, because the access point in wlan network is easy to change, can not directly by disposable initial configuration, inform 3GPP network (being mobile radio networks), thereby by by terminal, carrying out the measurement to the access point in wlan network, make it possible to obtain as much as possible the information of all wlan network access points, and make the information of the wlan network access point obtained have real-time, so that the 3GPP network can access the information of more abundant wlan network access point.The measurement of terminal to the wlan network access point, can be initiated by terminal self; Also can be initiated by 3GPP network request terminal, such as with certain predetermined cycle, asking, or for example, initiate when having related needs (receiving in real time the network handover request of designated terminal).

The 3GPP network is set up the set of relationship of the information of geographical location information and access point, be actually the learning process of 3GPP network to the information of access point, by setting up the above-mentioned relation set, make the 3GPP network can be based on this set of relationship, the information of its needed access point is provided for the terminal of any proposition network handover request, to assist this terminal, carry out the network handover operation, while namely making the 3GPP network provide assistance to the terminal that proposes the network handover request, can comply with on evidence, can really realize the network switching of terminal is assisted.

By by the screening to access point of terminal or 3GPP network, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.Wherein, for the screening process of end side, can adopt the first static alternative condition, i.e. the default selection strategy of terminal self; Also can select the second static alternative condition, namely terminal is from ANDSF(Access Network Discovery Support Functions, access network discovery and selection function unit) selection strategy that obtains; Terminal also can be screened based on common factor or the union of the first static alternative condition and the second static alternative condition; For the screening process of 3GPP network, namely adopt the 3rd static alternative condition, i.e. the default selection strategy of 3GPP network self.Wherein, can only by end side, carry out the screening operation, reduce the computing expense of 3GPP network side, reduce power consumption; Also can be only by the 3GPP network side, carry out the screening operation, reduced the taking of the calculation resources of terminal, help to extend the stand-by time of terminal; Perhaps can all carry out the screening operation by end side and 3GPP network side, thereby improve as much as possible the quality of the access point filtered out, in order to better service quality is provided.

In addition, although terminal has been measured the static parameter information of wlan network access point, but because this static parameter information is mainly used for end side or the 3GPP network side screening process to access point, therefore, in the actual set of relationship generated, might not need to store the static parameter information of each access point, the title, SSID that can only store this access point etc. gets final product be used to the information that identifies this access point.

In technique scheme, preferably, the described first static alternative condition, the described second static alternative condition and/or described the 3rd static alternative condition comprise following at least one or a combination set of: allow the access point list of access; Forbid the access point accessed list; Allow the network type of access; Forbid the network type accessed; Allow the type of service of the terminal of access; The type of service of forbidding the terminal accessed.

In this technical scheme, allow or forbid the access point accessed list, the white list for access point or the blacklist namely set up in advance; Allowing or forbid the network type accessed, is mainly the access point of disposing for different operators, only selects the access point of one or more operators deployment that current 3GPP network is corresponding, guarantees that the terminal under current 3GPP network can be carried out access operation; Allow or forbid the type of service of the terminal accessed, mainly for access point, the business support situation of terminal to be selected, for some terminal type of service commonly used, such as access point is not supported, the experience that may affect more greatly the user is arranged, thereby need to screen out this part access point, and retain the access point that can support the type of service of presetting.

In technique scheme, preferably, also comprise: described mobile radio networks is when the WLAN (wireless local area network) access request received from designated terminal, real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and the described access point be complementary is informed to described designated terminal.

In this technical scheme, the set of relationship of the information by setting up geographical location information and access point, when arbitrary terminal is initiated the network handover request, can be based on the geographical location information of this terminal, from set of relationship, finding out the one or more access points that are complementary, for this terminal, carry out scanning and the access operation to these one or more access points, make the scope of having dwindled efficiently and accurately terminal scanning, guarantee existing network network handover operation in fact.

In technique scheme, preferably, also comprise: the information of each access point that described terminal is measured and uploaded also comprises the dynamic parameter information of this access point, and described set of relationship comprises the corresponding relation of the dynamic parameter information of described geographical location information and the described access point received; Described mobile radio networks when the WLAN (wireless local area network) access request received from designated terminal, according to the real-time geographic positional information of described designated terminal, the access point be complementary from inquiry described set of relationship; Wherein, described mobile radio networks screens the dynamic parameter information of the described access point be complementary according to default Dynamic Selection condition, and the access point that meets described Dynamic Selection condition that will filter out is informed described designated terminal.

In this technical scheme, although before the opening relationships set, only the static configuration information according to access point screens, but the dynamic configuration information of also having stored each access point simultaneously in set of relationship, when arbitrary terminal proposes the network handover request, find out on the one hand the access point that the geographical location information with this terminal is complementary, can also screen based on the dynamic configuration information of these access points on the other hand, determine that therefrom signal quality is more excellent, the larger and/or lower access point of load of signal strength signal intensity, in order to make the terminal of access can access better service quality.

In technique scheme, preferably, also comprise: the information of each access point that described terminal is measured and uploaded also comprises the dynamic parameter information of this access point, and described set of relationship comprises the corresponding relation of the dynamic parameter information of described geographical location information and the described access point received; Described mobile radio networks is when the WLAN (wireless local area network) access request received from designated terminal, real-time geographic positional information according to described designated terminal, from the access point that is complementary of inquiry described set of relationship, and described mobile radio networks also receives the real-time dynamic parameter information of the access point measured in real time that described designated terminal uploads; Wherein, one or more access points that described mobile radio networks is selected that geographical location information with described designated terminal is complementary and measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, and the access point that meets described Dynamic Selection condition that will filter out is informed described designated terminal.

In this technical scheme, because the dynamic configuration information of access point may change by temporal evolution, thereby arbitrary terminal is when proposing the network handover request, can also measure and report the real-time dynamic-configuration parameter of access point on every side, wherein may include the access point that this terminal can't be carried out access, access point such as other operators' deployment, the access point of encrypting etc., after need to based on the geographical location information of this terminal, being searched for by the 3GPP network, thereby in set of relationship, find the access point be complementary, and get the common factor of the access point of this access point be complementary and this terminal to report, just realized the access point screening based on static parameter, and then after according to the real-time dynamic-configuration parameter of these access points of this terminal to report, screening, can obtain all good access points of static configuration parameter and dynamic-configuration parameter, make the terminal that proposes the network handover request can access quality services.

In technique scheme, preferably, described default Dynamic Selection condition is: the first Dynamic Selection condition of described mobile radio networks self is preset and be uploaded to described terminal; Or described terminal obtains and is uploaded to the second Dynamic Selection condition of described mobile radio networks from access network discovery and selection function unit; Or the 3rd default Dynamic Selection condition of described mobile radio networks self; Or described terminal is according to the first comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation; Or described mobile radio networks is according to the second comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Or described mobile radio networks is according to the 3rd comprehensive Dynamic Selection condition of described the second Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Or described mobile radio networks is according to the 4th comprehensive Dynamic Selection condition of the described first comprehensive Dynamic Selection condition and described the 3rd Dynamic Selection condition generation.

In this technical scheme, for the first default Dynamic Selection condition of terminal self, the second Dynamic Selection condition, the 3rd default Dynamic Selection condition of 3GPP network self that terminal is obtained from ANDSF, can select wherein arbitrary condition as the condition of final use; Also can select any two conditions wherein, and the condition using the common factor of these two conditions or union as final use, such as the first comprehensive Dynamic Selection condition, the comprehensive Dynamic Selection condition of the second comprehensive Dynamic Selection conditioned disjunction the 3rd; Condition that can also be using the common factor of these three conditions or union as final use, such as the 4th comprehensive Dynamic Selection condition.When the alternative condition related to is less, such as only relating to the first Dynamic Selection condition, can access more candidate's access point, enriched alternative; When the alternative condition related to was more, such as relating to simultaneously first, second, third Dynamic Selection condition, the 4th comprehensive Dynamic Selection condition namely obtained, can obtain configuring more excellent access point, so that terminal obtains better service quality as much as possible.

In technique scheme, preferably, described default Dynamic Selection condition comprise following at least one or a combination set of: the signal quality of access point; The signal strength signal intensity of access point; The load condition of access point.

According to a further aspect in the invention, a kind of wireless communication system has also been proposed, comprise: terminal and mobile radio networks, wherein, described terminal comprises: measure performance element, for WLAN (wireless local area network) is measured, wherein, the information of each access point measured comprises the static parameter information of this access point; The first data interaction unit, be uploaded to described mobile radio networks be used to the information of the access point that measures; Described mobile radio networks comprises: the second data interaction unit, be used to receiving the information of the access point that described terminal uploads; Location information acquiring unit, be used to obtaining the geographical location information of described terminal; Unit is set up in set, is index for take described geographical location information, sets up the set of relationship of geographical location information and the information of the access point received; Described terminal also comprises the first screening unit, and/or described mobile radio networks also comprises the second screening unit, wherein, described the first screening unit is used for: according to self the first default static alternative condition and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, and is uploaded to described mobile radio networks with the information of the access point that meets the described first static alternative condition and/or described the second static alternative condition that will be filtered out by described the first data interaction unit; Described the second screening unit is used for: according to the 3rd default static alternative condition, the information of the access point that described the second data interaction unit is received is screened, and sets up described set of relationship with the information of being set up the access point that meets described the 3rd static alternative condition that unit by using filters out by described set.

In this technical scheme, because the access point in wlan network is easy to change, can not directly by disposable initial configuration, inform 3GPP network (being mobile radio networks), thereby by by terminal, carrying out the measurement to the access point in wlan network, make it possible to obtain as much as possible the information of all access points, and make the information of the access point obtained have real-time, so that the 3GPP network can access the information of more abundant access point.End-on enters measurement a little, can be initiated by terminal self; Also can be initiated by 3GPP network request terminal, such as with certain predetermined cycle, asking, or for example, initiate when having related needs (receiving in real time the network handover request of designated terminal).

In addition, although terminal has been measured the static parameter information of access point, but because this static parameter information is mainly used for end side or the 3GPP network side screening process to access point, therefore, in the actual set of relationship generated, might not need to store the static parameter information of each access point, the title, SSID that can only store this access point etc. gets final product be used to the information that identifies this access point.

In technique scheme, preferably, described the second data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks also comprises: query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, by described the second data interaction unit, the described access point be complementary is informed to described designated terminal.

In technique scheme, preferably, described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal; Described the second data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks also comprises: query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and according to default Dynamic Selection condition, the dynamic parameter information of the described access point be complementary is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described the second data interaction unit, inform described designated terminal.

In technique scheme, preferably, described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal, described the second data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point measured in real time uploaded of described designated terminal, and described mobile radio networks also comprises: query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, select with the geographical location information of described designated terminal and be complementary, and the one or more access points that measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described the second data interaction unit, inform described designated terminal.

According to another aspect of the invention, also propose a kind of terminal, having comprised: measured performance element, for WLAN (wireless local area network) is measured; The data interaction unit, be uploaded to mobile radio networks be used to the information of the access point that measures.

In technique scheme, preferably, the information of each access point that described measurement performance element measures comprises the static parameter information of this access point, described terminal also comprises: the screening unit, for according to the first default static alternative condition of described terminal self and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, information with the access point that meets the described first static alternative condition and/or described the second static alternative condition that will be filtered out by described data interaction unit is uploaded to described mobile radio networks.

In this technical scheme, by by end-on, entering screening a little, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.Wherein, for the screening process of end side, can adopt the first static alternative condition, i.e. the default selection strategy of terminal self; Also can select the second static alternative condition, namely terminal is from ANDSF(Access Network Discovery Support Functions, access network discovery and selection function unit) selection strategy that obtains; Terminal also can be screened based on common factor or the union of the first static alternative condition and the second static alternative condition.When only by end side, carrying out the screening operation, help to reduce the computing expense of 3GPP network side, reduce power consumption.

In technique scheme, preferably, the described first static alternative condition and/or the described second static alternative condition comprise following at least one or a combination set of: allow the access point list of access; Forbid the access point accessed list; Allow the network type of access; Forbid the network type accessed; Allow the type of service of the terminal of access; The type of service of forbidding the terminal accessed.

In technique scheme, preferably, described data interaction unit also for: the first Dynamic Selection condition that described terminal self is default is uploaded to described mobile radio networks; The the second Dynamic Selection condition that maybe will obtain from access network discovery and selection function unit is uploaded to described mobile radio networks; Or described terminal is uploaded to described mobile radio networks according to the comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation.

In this technical scheme, from the second Dynamic Selection condition that ANDSF obtains, can select wherein arbitrary condition as the condition of final use for the first default Dynamic Selection condition of terminal self, terminal; Also can select any two conditions wherein, and the condition using the common factor of these two conditions or union as final use, such as comprehensive Dynamic Selection condition.When the alternative condition related to is less, such as only relating to the first Dynamic Selection condition, can access more candidate's access point, enriched alternative; When the alternative condition related to was more, such as relating to simultaneously first, second Dynamic Selection condition, the comprehensive Dynamic Selection condition namely obtained, can obtain configuring more excellent access point, so that terminal obtains better service quality as much as possible.

In technique scheme, preferably, described the first Dynamic Selection condition, described the second Dynamic Selection condition and/or described comprehensive Dynamic Selection condition comprise following at least one or a combination set of: the signal quality of access point; The signal strength signal intensity of access point; The load condition of access point.

The invention allows for a kind of mobile radio networks, comprising: the data interaction unit, be used to receiving the information of the access point that described terminal uploads; Location information acquiring unit, be used to obtaining the geographical location information of described terminal; Unit is set up in set, is index for take described geographical location information, sets up the set of relationship of described geographical location information and the information of the access point received.

In technique scheme, preferably, the information of each access point that described data interaction unit receives comprises the static parameter information of this access point, described mobile radio networks also comprises: the screening unit, for the 3rd static alternative condition according to default, the information of the access point that described data interaction unit is received is screened, and sets up described set of relationship with the information of being set up the access point that meets described the 3rd static alternative condition that unit by using filters out by described set.

In this technical scheme, by by the screening of 3GPP network to access point, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.Wherein, for the screening process of 3GPP network, namely adopt the 3rd static alternative condition, i.e. the default selection strategy of 3GPP network self.In addition, can also realize the screening process based on end side, can adopt the first static alternative condition, be i.e. the default selection strategy of terminal self; Also can select the second static alternative condition, namely terminal is from ANDSF(Access Network Discovery Support Functions, access network discovery and selection function unit) selection strategy that obtains; Terminal also can be screened based on common factor or the union of the first static alternative condition and the second static alternative condition.Wherein, can only by end side, carry out the screening operation, reduce the computing expense of 3GPP network side, reduce power consumption; Also can be only by the 3GPP network side, carry out the screening operation, reduced the taking of the calculation resources of terminal, help to extend the stand-by time of terminal; Perhaps can all carry out the screening operation by end side and 3GPP network side, thereby improve as much as possible the quality of the access point filtered out, in order to better service quality is provided.

In technique scheme, preferably, the described first static alternative condition, the second static alternative condition and/or the 3rd static alternative condition comprise following at least one or a combination set of: allow the access point list of access; Forbid the access point accessed list; Allow the network type of access; Forbid the network type accessed; Allow the type of service of the terminal of access; The type of service of forbidding the terminal accessed.

In technique scheme, preferably, described data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks also comprises: query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, by described data interaction unit, the described access point be complementary is informed to described designated terminal.

In technique scheme, preferably, described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal; Described data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks also comprises: query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and according to default Dynamic Selection condition, the dynamic parameter information of the described access point be complementary is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described data interaction unit, inform described designated terminal.

In technique scheme, preferably, described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal, described data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point measured in real time uploaded of described designated terminal, and described mobile radio networks also comprises: query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, select with the geographical location information of described designated terminal and be complementary, and the one or more access points that measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described data interaction unit, inform described designated terminal.

It should be noted that, in each technical scheme of the application, " geographical location information " of terminal can be accurate information, such as being the concrete residing geographical position coordinates of this terminal; Perhaps, " geographical location information " of terminal also can be fuzzy information, such as the regional extent that is expressed as this geographical position coordinates place, the residing community of concrete example such as terminal, terminal be concrete residing sector (such as centered by base station, dividing into a plurality of sectors by little) etc. in community.

By above technical scheme, can be so that mobile radio networks, by the mode of self study, be set up the database for the information of access point, thereby when receiving the WLAN (wireless local area network) access request of terminal, can, based on above-mentioned database, assist terminal to complete the network handover operation.

The accompanying drawing explanation

Fig. 1 shows 3GPP network according to an embodiment of the invention and sets up the schematic flow sheet based on the set of relationship of access point;

The 3GPP network that Fig. 2 shows is according to another embodiment of the invention set up the schematic flow sheet based on the set of relationship of access point;

Fig. 3 shows the schematic flow sheet that the network-assisted terminal of 3GPP according to an embodiment of the invention is carried out the network handover operation;

Fig. 4 shows the schematic flow sheet of the network-assisted terminal execution of 3GPP network handover operation according to another embodiment of the invention;

Fig. 5 shows the schematic flow sheet of the network-assisted terminal execution of 3GPP network handover operation according to still another embodiment of the invention;

Fig. 6 shows the schematic block diagram of wireless communication system according to an embodiment of the invention;

Fig. 7 shows the schematic flow sheet of wireless communications method according to an embodiment of the invention;

Fig. 8 shows the schematic flow sheet of wireless communications method according to another embodiment of the invention;

Fig. 9 shows the schematic block diagram of terminal according to an embodiment of the invention;

Figure 10 shows the schematic block diagram of mobile radio networks according to an embodiment of the invention.

Embodiment

In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that do not conflict, the application's embodiment and the feature in embodiment can combine mutually.

A lot of details have been set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subjected to the restriction of following public specific embodiment.

The application has proposed a kind of for the process of 3GPP network (being mobile radio networks) with wlan network (being WLAN) interoperability, how to make the 3GPP network can conscientiously recognize deployment scenario and the configuration state of access point, thereby, based on actual conditions, for the terminal that proposes the network handover request, provide the technical scheme of effective access point for the network handover operation.

Visible, in technique scheme, mainly comprise two aspects: the 3GPP network is to the deployment scenario of access point and the learning process of configuration state, and the assistance process of 3GPP network network handover request that terminal is sent.Below will be respectively based on above-mentioned two aspects, the application's technical scheme is elaborated.

(1) the 3GPP network is to the deployment scenario of access point and the learning process of configuration state

In this application, the learning process of 3GPP network to the information of access point, be mainly by terminal measurement and on offered; According in learning process, for the selection situation of access point, can be divided into following multiple concrete situation.

Execution mode one

Fig. 1 shows 3GPP network according to an embodiment of the invention and sets up the schematic flow sheet based on the set of relationship of access point.

As shown in Figure 1,3GPP network foundation according to an embodiment of the invention comprises based on the flow process of the set of relationship of access point:

Step 102, terminal is measured WLAN (wireless local area network), and the information of the access point measured comprises the static parameter information of this access point.

Step 104, terminal be according to self the first default static alternative condition and/or from the second static alternative condition of access network discovery and selection function unit, and the information of the access point that measures is screened.

Step 106, the information of the access point that meets the described first static alternative condition and/or described the second static alternative condition that terminal will filter out is uploaded to mobile radio networks.

Step 108, mobile radio networks are also obtained the geographical location information of described terminal, and take described geographical location information and be index, set up the set of relationship of geographical location information and the information of the access point received.

In this technical scheme, because the access point in wlan network is easy to change, can not directly by disposable initial configuration, inform the 3GPP network, thereby by by terminal, carrying out the measurement to the access point in wlan network, make it possible to obtain as much as possible the information of all access points, and make the information of the access point obtained have real-time, so that the 3GPP network can access the information of more abundant access point.End-on enters measurement a little, can be initiated by terminal self; Also can be initiated by 3GPP network request terminal, such as with certain predetermined cycle, asking, or for example, initiate when having related needs (receiving in real time the network handover request of designated terminal).

By the geographical location information to terminal, obtain, and as index, after while receiving the request of the network handover operation that terminal proposes, only need to be according to the real-time geographic position of this terminal, can find the access point that this terminal surrounding can be used, the convenient assistance of carrying out terminal access wlan network.Wherein, the geographical location information of terminal can be measured voluntarily and be reported by terminal, such as adopting the GPS module configured on terminal to carry out; Also can carry out the measurement to terminal by the 3GPP network; Under can also the common participation by terminal and 3GPP network, realize obtaining the geographical location information of this terminal.

By by the screening to access point of terminal or 3GPP network, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.

In this scheme, be mainly concerned with the screening process of end side, it specifically comprises three kinds of situations:

The first situation, can adopt the first static alternative condition, i.e. the default selection strategy of terminal self.

The second situation, when being deployed with the ANDSF server, also can select the second static alternative condition, i.e. the selection strategy that obtains from the ANDSF server of terminal.

The third situation, terminal can be carried out selection based on the first static alternative condition and the second static alternative condition simultaneously, particularly, can be that the two occurs simultaneously or union.

Because such scheme is only carried out the screening operation in end side, thereby, in the service quality that has effectively promoted the access point measured, help to reduce computing expense and the power consumption of 3GPP network side.

Simultaneously, terminal, when the measurement of carrying out wlan network, can specifically adopt various ways, and lower mask body provides several modes wherein:

Mode one

Terminal utilizes the 3GPP module to carry out active scan or drive sweep to wlan network, and the information of the access point that will scan is uploaded to the 3GPP network, and wherein, described 3GPP module is supported the residing communications band of wlan network.

Mode two

Terminal utilizes the WLAN module to carry out active scan or drive sweep to wlan network, and the communication of the access point that will scan is to the 3GPP module, by the 3GPP module, to be uploaded to the 3GPP network.

Wherein, in aforesaid way one, terminal specifically can, in default measurement interval, be used the 3GPP module to carry out the measurement to wlan network.

Execution mode two

The 3GPP network that Fig. 2 shows is according to another embodiment of the invention set up the schematic flow sheet based on the set of relationship of access point.

As shown in Figure 2, the flow process set up based on the set of relationship of access point of according to another embodiment of the invention 3GPP network comprises:

Step 202, terminal is measured WLAN (wireless local area network), and the information of the access point measured comprises the static parameter information of this access point.

Step 204, the information of the access point that terminal will measure is uploaded to mobile radio networks.

Step 206, mobile radio networks be according to the 3rd default static alternative condition, and the information of the access point that receives is screened.

Step 208, mobile radio networks are obtained the geographical location information of described terminal, and take described geographical location information and be index, set up the set of relationship of geographical location information and the information of the access point that meets the 3rd static alternative condition filtered out.

In execution mode one, be mainly to have carried out the screening to access point in end side; And in this technical scheme, mainly to have carried out the screening to access point at the 3GPP network side, thereby by by the screening to access point of terminal or 3GPP network, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.

And, owing to only at the 3GPP network side, having carried out screening process, reduced the taking of the calculation resources of terminal, help to extend the stand-by time of terminal.

Execution mode three

Can be in conjunction with the characteristics of execution mode one and execution mode two, after terminal measures the information of access point, can be based on the first static alternative condition and/or the second static alternative condition, the screening of execution to the access point that measures, and the information of the access point that meets the first static alternative condition and/or the second static alternative condition that will filter out is uploaded to the 3GPP network; Simultaneously, the 3GPP network is based on the 3rd static alternative condition, the information of the access point that receives screened again, and utilize the information of the access point that meets the 3rd static alternative condition filtered out, and sets up the above-mentioned relation set.

Repeatedly screening operation by end side and 3GPP network side, make the quality of the access point that raising as much as possible filters out, in order to better service quality is provided.

In addition, it should be noted that: in above-mentioned execution mode one, execution mode two, execution mode three or other not specifically described technical schemes, the the first static alternative condition related to, the described second static alternative condition, described the 3rd static alternative condition or other NM alternative conditions, mainly to screen according to the static configuration parameter of access point, thus its concrete alternative condition can comprise following at least one or a combination set of:

Allow the access point list of access;

Forbid the access point accessed list;

Allow the network type of access;

Forbid the network type accessed;

Allow the type of service of the terminal of access;

The type of service of forbidding the terminal accessed.

(2) the assistance process of 3GPP network network handover request that terminal is sent

In this application, the assistance process of 3GPP network to terminal, be based on mainly that the geographical location information of terminal completes, but also may realize further screening based on the dynamic-configuration parameter of access point, specifically can be divided into following multiple situation.

Execution mode one

Fig. 3 shows the schematic flow sheet that the network-assisted terminal of 3GPP according to an embodiment of the invention is carried out the network handover operation.

As shown in Figure 3, the flow process of the network-assisted terminal execution of 3GPP according to an embodiment of the invention network handover operation comprises:

Step 302, mobile radio networks receive the WLAN (wireless local area network) access request from designated terminal.

Step 304, according to the real-time geographic positional information of described designated terminal, from described set of relationship, inquiring about the access point be complementary.

Step 306, inform described designated terminal by the described access point be complementary.

In the above-described embodiment, the various learning processes that comprise the 3GPP network described in (), the information of the access point that terminal is measured at first and uploaded comprises the static parameter information of this access point, so that end side or 3GPP network side screen operation based on this static parameter information; And in fact, the information of the access point that terminal measures can also comprise the dynamic parameter information of this access point, and this dynamic parameter information and access point are stored in the above-mentioned relation set explicitly, for the screening operation of carrying out based on this dynamic parameter information.Below will, based on the set of relationship that comprises dynamic parameter information, specifically describe the assistance process to the network handover operation of terminal.

Execution mode two

Fig. 4 shows the schematic flow sheet of the network-assisted terminal execution of 3GPP network handover operation according to another embodiment of the invention.

As shown in Figure 4, the network-assisted terminal of according to another embodiment of the invention the 3GPP flow process of carrying out the network handover operation comprises:

Step 402, mobile radio networks receive the WLAN (wireless local area network) access request from designated terminal.

Step 404, according to the real-time geographic positional information of described designated terminal, from described set of relationship, inquiring about the access point be complementary.

Step 406, mobile radio networks screens the dynamic parameter information of the described access point be complementary according to default Dynamic Selection condition.

Step 408, inform described designated terminal by the access point that meets described Dynamic Selection condition filtered out.

Execution mode three

Fig. 5 shows the schematic flow sheet of the network-assisted terminal execution of 3GPP network handover operation according to still another embodiment of the invention.

As shown in Figure 5, the network-assisted terminal of according to still another embodiment of the invention the 3GPP flow process of carrying out the network handover operation comprises:

Step 502, mobile radio networks receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point that measures of this designated terminal.

Step 504, according to the real-time geographic positional information of described designated terminal, from described set of relationship, inquiring about the access point be complementary.

Step 506, the common factor of the access point that definite access point be complementary inquired and designated terminal measure.

Step 508, mobile radio networks screens the real-time dynamic parameter information of the access point in described common factor according to default Dynamic Selection condition.

Step 510, inform described designated terminal by the access point that meets described Dynamic Selection condition filtered out.

It should be noted that, be similar to the static conditions for screening in (), the Dynamic Selection condition of using in such scheme also may come from three aspects:, i.e. default the first Dynamic Selection condition of terminal self, the second Dynamic Selection condition and the 3rd default Dynamic Selection condition of 3GPP network self that terminal is obtained from the ANDSF server.Because final screening operation is carried out by the 3GPP network, thereby final Dynamic Selection condition under determining can be stored in the 3GPP network, in order to call at any time.

Particularly, based on above-mentioned three kinds of Dynamic Selection conditions, can select wherein arbitrary condition as the condition of final use; Also can select any two conditions wherein, and the condition using the common factor of these two conditions or union as final use, such as the first comprehensive Dynamic Selection condition generated according to described the first Dynamic Selection condition and described the second Dynamic Selection condition by terminal, the second comprehensive Dynamic Selection conditioned disjunction of being generated according to described the first Dynamic Selection condition and described the 3rd Dynamic Selection condition by mobile radio networks by the three comprehensive Dynamic Selection condition of mobile radio networks according to described the second Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Condition that can also be using the common factor of these three conditions or union as final use, such as by mobile radio networks, (or being generated according to described the first Dynamic Selection condition, the second Dynamic Selection and described the 3rd Dynamic Selection condition by mobile radio networks according to the 4th comprehensive Dynamic Selection condition of the described first comprehensive Dynamic Selection condition and described the 3rd Dynamic Selection condition generation, be that terminal can only be uploaded its default and obtain alternative condition, but do not carry out the action of concrete generation the first comprehensive Dynamic Selection condition).When the alternative condition related to is less, such as only relating to the first Dynamic Selection condition, can access more candidate's access point, enriched alternative; When the alternative condition related to was more, such as relating to simultaneously first, second, third Dynamic Selection condition, the 4th comprehensive Dynamic Selection condition namely obtained, can obtain configuring more excellent access point, so that terminal obtains better service quality as much as possible.

In technique scheme, preferably, described default Dynamic Selection condition comprise following at least one or a combination set of:

The signal quality of access point;

The signal strength signal intensity of access point;

The load condition of access point.

Correspondingly, the application has also proposed the wireless communication system corresponding to above-mentioned wireless communications method.

Fig. 6 shows the schematic block diagram of wireless communication system according to an embodiment of the invention.

As shown in Figure 6, wireless communication system 600 according to an embodiment of the invention, comprise: terminal 602 and mobile radio networks 604, wherein, described terminal 602 comprises: measure performance element 602A, for WLAN (wireless local area network) is measured, wherein, the information of each access point measured comprises the static parameter information of this access point, the first data interaction unit 602B, be uploaded to described mobile radio networks 604 be used to the information of the access point that measures, described mobile radio networks 604 comprises: the second data interaction unit 604A, be used to receiving the information of the access point that described terminal 602 uploads, location information acquiring unit 604B, be used to obtaining the geographical location information of described terminal 602, unit 604C is set up in set, is index for take described geographical location information, sets up the set of relationship with the information of the access point received, described terminal 602 also comprises the first screening unit 602C, and/or described mobile radio networks 604 also comprises the second screening unit 604D, wherein, described the first screening unit 602C is used for: according to self the first default static alternative condition and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, information with the access point that meets the described first static alternative condition and/or described the second static alternative condition that will be filtered out by described the first data interaction unit 602B is uploaded to described mobile radio networks 604, described the second screening unit 604D is used for: according to the 3rd default static alternative condition, the information of the access point that described the second data interaction unit 604A is received is screened, and utilizes the information of the access point that meets described the 3rd static alternative condition filtered out to set up described set of relationship by described set, to be set up unit 604C.

In this technical scheme, because the access point in wlan network is easy to change, can not directly by disposable initial configuration, inform 3GPP network (being mobile radio networks), thereby by the measurement of being carried out the access point in wlan network by terminal 602, make it possible to obtain as much as possible the information of all access points, and make the information of the access point obtained have real-time, so that the 3GPP network can access the information of more abundant access point.The measurement of 602 pairs of access points of terminal, can self be initiated by terminal 602; Also can be initiated by 3GPP network request terminal 602, such as with certain predetermined cycle, asking, or for example, initiate when having related needs (receiving in real time the network handover request of designated terminal 602).

By by the screening to access point of terminal 602 or 3GPP network, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.Wherein, for the screening process of terminal 602 sides, can adopt the first static alternative condition, i.e. the default selection strategy of terminal 602 self; Also can select the second static alternative condition, namely terminal 602 is from ANDSF(Access Network Discovery Support Functions, access network discovery and selection function unit) selection strategy that obtains; Terminal 602 also can be screened based on common factor or the union of the first static alternative condition and the second static alternative condition; For the screening process of 3GPP network, namely adopt the 3rd static alternative condition, i.e. the default selection strategy of 3GPP network self.Wherein, can only by terminal 602 sides, carry out the screening operation, reduce the computing expense of 3GPP network side, reduce power consumption; Also can be only by the 3GPP network side, carry out the screening operation, reduced the taking of the calculation resources of terminal 602, help to extend the stand-by time of terminal 602; Perhaps can all carry out the screening operation by terminal 602 sides and 3GPP network side, thereby improve as much as possible the quality of the access point filtered out, in order to better service quality is provided.

In addition, although terminal 602 has been measured the static parameter information of access point, but because this static parameter information is mainly used for terminal 602 sides or the 3GPP network side screening process to access point, therefore, in the actual set of relationship generated, might not need to store the static parameter information of each access point, the title, SSID that can only store this access point etc. gets final product be used to the information that identifies this access point.

In technique scheme, preferably, described the second data interaction unit 604A also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks 604 also comprises: query unit 604E, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, by described the second data interaction unit 604A, the described access point be complementary is informed to described designated terminal.

In technique scheme, preferably, described set set up unit 604C also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal 602; Described the second data interaction unit 604A also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks 604 also comprises: query unit 604E, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and according to default Dynamic Selection condition, the dynamic parameter information of the described access point be complementary is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described the second data interaction unit 604A, inform described designated terminal.

In technique scheme, preferably, described set set up unit 604C also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal 602, described the second data interaction unit 604A also for: receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point measured in real time uploaded of described designated terminal, and described mobile radio networks 604 also comprises: query unit 604E, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, select with the geographical location information of described designated terminal and be complementary, and the one or more access points that measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described the second data interaction unit 604A, inform described designated terminal.

In technique scheme, preferably, described default Dynamic Selection condition is: the first Dynamic Selection condition of described mobile radio networks 604 self is preset and be uploaded to described terminal 602; Or described terminal 602 obtains and is uploaded to the second Dynamic Selection condition of described mobile radio networks 604 from access network discovery and selection function unit; Or the 3rd default Dynamic Selection condition of described mobile radio networks 604 self; Or described terminal 602 is according to the first comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation; Or described mobile radio networks 604 is according to the second comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Or described mobile radio networks 604 is according to the 3rd comprehensive Dynamic Selection condition of described the second Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Or described mobile radio networks 604 is according to the 4th comprehensive Dynamic Selection condition of the described first comprehensive Dynamic Selection condition and described the 3rd Dynamic Selection condition generation.

In this technical scheme, for the first default Dynamic Selection condition of terminal 602 self, the second Dynamic Selection condition, the 3rd default Dynamic Selection condition of 3GPP network self that terminal is obtained from ANDSF, can select wherein arbitrary condition as the condition of final use; Also can select any two conditions wherein, and the condition using the common factor of these two conditions or union as final use, such as the first comprehensive Dynamic Selection condition, the comprehensive Dynamic Selection condition of the second comprehensive Dynamic Selection conditioned disjunction the 3rd; Condition that can also be using the common factor of these three conditions or union as final use, such as the 4th comprehensive Dynamic Selection condition.When the alternative condition related to is less, such as only relating to the first Dynamic Selection condition, can access more candidate's access point, enriched alternative; When the alternative condition related to was more, such as relating to simultaneously first, second, third Dynamic Selection condition, the 4th comprehensive Dynamic Selection condition namely obtained, can obtain configuring more excellent access point, so that terminal obtains better service quality as much as possible.

Fig. 7 shows the schematic flow sheet of wireless communications method according to an embodiment of the invention.

As shown in Figure 7, the flow process of wireless communications method according to an embodiment of the invention comprises:

Step 702, ANDSF utilizes and UE(User Equipment, subscriber equipment or terminal) exchange channels carry out the renewal of network selection strategy, up-to-date network selection strategy is uploaded to the UE end.

Step 704, difference according to trigger condition, UE periodic triggers ground or time trigger ground and initiate the measurement/search to wlan network, and the network selection strategy obtained according to step 702 screens, final obtain " available Access Network information list ", report 3GPP Access Network (being the 3GPP base station).

Wherein, above-mentioned trigger condition may be:

-by pre-configured measurement/search cycle of 3GPP, when the time met trigger condition, UE initiated the measurement/search to wlan network;

-by the RRC signaling of 3GPP Access Network by new definition, trigger measurement/search behavior that UE carries out wlan network;

-by new define field or the IE(Information Element of 3GPP Access Network by existing RRC signaling, information element), measurement/search behavior that UE carries out wlan network triggered.

Step 706,3GPP Access Network are collected and are safeguarded " the available Access Network information list " that its subordinate UEs reports, and based on the geographical location information that reports UE, association store also forms " effectively access-in point information database ".

Step 708, certain UE _A(being assumed to the UE of " A ") initiates the handover operation to wlan network.UE _ASend " access point is selected request " signaling to the 3GPP base station, and in this message, carry oneself " geographical location information ".

Step 710,3GPP passes through UE in base station _AThe geographical location information reported, and " the effectively access-in point information database " oneself safeguarded, determine one or more AP(Access Point, access point) and access parameter, and utilize as RRC signaled UEA.

In this process, if in " effectively access-in point information database ", store the dynamic-configuration parameter of each AP, the 3GPP base station is according to the access point Dynamic Selection strategy of oneself, to based on UE _AThe AP that chooses of geographical location information carry out further and select.Wherein, 3GPP base station local policy can comprise following information,

The network load condition of-AP.According to this information, base station only selects offered load to be less than the AP (s) of certain threshold value as candidate AP;

The WLAN&amp that-AP is current; 3GPP interoperability state.As, whether AP is current allows the interoperability behavior or/and AP allows the interoperability behavior of some type of service.

-general policies information.White list/blacklist as AP (only allows to select the AP put down in writing in white list, or do not allow to select the AP put down in writing in blacklist), PLMN(Public Land Mobile Network, the public land mobile communications network) white list/blacklist of ID (AP corresponding to ID of the PLMN put down in writing in white list if only allow selected, or do not allow to select AP corresponding to ID of the PLMN put down in writing in white list) etc.

Step 712, UE _AAccording to " AP Candidate Set " and the access parameter thereof of base station indication, carry out network selection access network.

Fig. 8 shows the schematic flow sheet of wireless communications method according to another embodiment of the invention.

As shown in Figure 8, according to another embodiment of the invention the flow process of wireless communications method comprises:

Step 802, based on the network selection strategy renewal of UE implementation algorithm, this step is optional step.

Wherein, when operator disposes the ANDSF server to UE, but UE self is while existing default network selection strategy, and this step is optional; Perhaps when operator has disposed the ANDSF server to UE, UE can be according to based on self default network selection strategy and/or from the network selection strategy of ANDSF server, carrying out forming final network selection strategy after strategy combination, this strategy combination comprises that use arbitrary strategy wherein is final network selection strategy, or to use the common factor of two strategies or union be final network selection strategy.

Step 804, difference according to trigger condition, UE periodic triggers ground or time trigger ground and initiate the measurement/search to wlan network, and the network selection strategy obtained according to step 802 screens, final obtain " available Access Network information list ", report 3GPP Access Network (being the 3GPP base station).

Step 806,3GPP Access Network are collected and are safeguarded " the available Access Network information list " that its subordinate UEs reports, and based on the geographical location information that reports UE, association store also forms " effectively access-in point information database ".

Step 808, certain UE _A(being assumed to the UE of " A ") initiates the handover operation to wlan network.UEA sends " access point is selected request " signaling to the 3GPP base station, and in this message, carries oneself " geographical location information ".

Step 810,3GPP passes through UE in base station _AThe geographical location information reported, and " the effectively access-in point information database " oneself safeguarded, determine one or more AP(Access Point, access point) and access parameter, and utilize as RRC signaled UE _A.

Step 812, UE _AAccording to " AP Candidate Set " and the access parameter thereof of base station indication, carry out network selection access network.

Fig. 9 shows the schematic block diagram of terminal according to an embodiment of the invention.

As shown in Figure 9, terminal 900 according to an embodiment of the invention, comprising: measure performance element 902, for WLAN (wireless local area network) is measured; Data interaction unit 904, be uploaded to mobile radio networks be used to the information of the access point that measures.

In this technical scheme, because the access point in wlan network is easy to change, can not directly by disposable initial configuration, inform 3GPP network (being mobile radio networks), thereby by the measurement of being carried out the access point in wlan network by terminal 900, make it possible to obtain as much as possible the information of all access points, and make the information of the access point obtained have real-time, so that the 3GPP network can access the information of more abundant access point.The measurement of 900 pairs of access points of terminal, can self be initiated by terminal 900; Also can be initiated by 3GPP network request terminal 900, such as with certain predetermined cycle, asking, or for example, initiate when having related needs (receiving in real time the network handover request of designated terminal).

In technique scheme, preferably, the information of each access point that described measurement performance element 902 measures comprises the static parameter information of this access point, described terminal 900 also comprises: screening unit 906, for according to the first default static alternative condition of described terminal 900 self and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, information with the access point that meets the described first static alternative condition and/or described the second static alternative condition that will be filtered out by described data interaction unit 904 is uploaded to described mobile radio networks.

In this technical scheme, by the screening by 900 pairs of access points of terminal, remove the access point that some are unsuitable for offering the terminal that needs the switching of execution network, guarantee all can really carry out access operation for the access point of opening relationships set, and service preferably can be provided for the terminal of carrying out access, avoid the terminal access failure and cause wasting user's time.Wherein, for the screening process of terminal 900 sides, can adopt the first static alternative condition, i.e. the default selection strategy of terminal 900 self; Also can select the second static alternative condition, namely terminal is from ANDSF(Access Network Discovery Support Functions, access network discovery and selection function unit) selection strategy that obtains; Terminal 900 also can be screened based on common factor or the union of the first static alternative condition and the second static alternative condition.When only by terminal 900 sides, carrying out the screening operation, help to reduce the computing expense of 3GPP network side, reduce power consumption.

In technique scheme, preferably, described data interaction unit 904 also for: the first default Dynamic Selection condition of described terminal 900 self is uploaded to described mobile radio networks; The the second Dynamic Selection condition that maybe will obtain from access network discovery and selection function unit is uploaded to described mobile radio networks; Or described terminal 900 is uploaded to described mobile radio networks according to the comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation.

In this technical scheme, from the second Dynamic Selection condition that ANDSF obtains, can select wherein arbitrary condition as the condition of final use for the first default Dynamic Selection condition of terminal 900 self, terminal 900; Also can select any two conditions wherein, and the condition using the common factor of these two conditions or union as final use, such as comprehensive Dynamic Selection condition.When the alternative condition related to is less, such as only relating to the first Dynamic Selection condition, can access more candidate's access point, enriched alternative; When the alternative condition related to was more, such as relating to simultaneously first, second Dynamic Selection condition, the comprehensive Dynamic Selection condition namely obtained, can obtain configuring more excellent access point, so that terminal obtains better service quality as much as possible.

As shown in figure 10, mobile radio networks 1000 according to an embodiment of the invention, comprising: data interaction unit 1002, be used to receiving the information of the access point that described terminal uploads; Location information acquiring unit 1004, be used to obtaining the geographical location information of described terminal; Unit 1006 is set up in set, is index for take described geographical location information, sets up the set of relationship of described geographical location information and the information of the access point received.

In this technical scheme, because the access point in wlan network is easy to change, can not directly by disposable initial configuration, inform 3GPP network (being mobile radio networks), thereby by by terminal, carrying out the measurement to the access point in wlan network, make it possible to obtain as much as possible the information of all access points, and make the information of the access point obtained have real-time, so that 3GPP network (being mobile radio networks 1000) can access the information of more abundant access point.End-on enters measurement a little, can be initiated by terminal self; Also can be initiated by 3GPP network request terminal, such as with certain predetermined cycle, asking, or for example, initiate when having related needs (receiving in real time the network handover request of designated terminal).

In technique scheme, preferably, the information of each access point that described data interaction unit 1002 receives comprises the static parameter information of this access point, described mobile radio networks also comprises: screening unit 1008, for the 3rd static alternative condition according to default, the information of the access point that described data interaction unit 1002 is received is screened, and utilizes the information of the access point that meets described the 3rd static alternative condition filtered out to set up described set of relationship by described set, to be set up unit 1006.

In technique scheme, preferably, described data interaction unit 1002 also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks 1000 also comprises: query unit 1010, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, by described data interaction unit 1002, the described access point be complementary is informed to described designated terminal.

In technique scheme, preferably, described set set up unit 1006 also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal; Described data interaction unit 1002 also for: receive the WLAN (wireless local area network) access request from designated terminal; And described mobile radio networks 1000 also comprises: query unit 1010, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and according to default Dynamic Selection condition, the dynamic parameter information of the described access point be complementary is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described data interaction unit 1002, inform described designated terminal.

In technique scheme, preferably, described set set up unit 1006 also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal, described data interaction unit 1002 also for: receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point measured in real time uploaded of described designated terminal, and described mobile radio networks 1000 also comprises: query unit 1010, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, select with the geographical location information of described designated terminal and be complementary, and the one or more access points that measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described data interaction unit 1002, inform described designated terminal.

In technique scheme, preferably, described default Dynamic Selection condition is: the first Dynamic Selection condition of described mobile radio networks 1000 self is preset and be uploaded to described terminal; Or described terminal obtains and is uploaded to the second Dynamic Selection condition of described mobile radio networks 1000 from access network discovery and selection function unit; Or the 3rd default Dynamic Selection condition of described mobile radio networks 1000 self; Or described terminal is according to the first comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation; Or described mobile radio networks 1000 is according to the second comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Or described mobile radio networks 1000 is according to the 3rd comprehensive Dynamic Selection condition of described the second Dynamic Selection condition and described the 3rd Dynamic Selection condition generation; Or described mobile radio networks 1000 is according to the 4th comprehensive Dynamic Selection condition of the described first comprehensive Dynamic Selection condition and described the 3rd Dynamic Selection condition generation.

More than be described with reference to the accompanying drawings technical scheme of the present invention, although consider in correlation technique, mentioned by the network-assisted terminal of 3GPP and carried out the access to wlan network, but do not propose this 3GPP network and how for terminal, provide accurate, access point for access, therefore, the application has proposed a kind of wireless communications method and a kind of wireless communication system, can so that mobile radio networks by the mode of self study, set up the database for the information of access point, thereby when receiving the WLAN (wireless local area network) access request of terminal, can be based on above-mentioned database, assist terminal to complete the network handover operation.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims

1. a wireless communications method, is characterized in that, comprising:

Information measurement and upload step, terminal is measured WLAN (wireless local area network), and the information of the access point that will measure is uploaded to mobile radio networks, and wherein, the information of each described access point comprises the static parameter information of this access point;

The set establishment step, described mobile radio networks also obtains the geographical location information of described terminal, and take described geographical location information and be index, sets up the set of relationship of described geographical location information and the information of the access point received;

The information sifting step:

In described information measurement and uploading step, described terminal is according to self the first default static alternative condition and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, and the information of the access point that meets the described first static alternative condition and/or described the second static alternative condition that will filter out is uploaded to described mobile radio networks;

And/or before described set establishment step, described mobile radio networks is according to the 3rd default static alternative condition, information to the access point that receives is screened, and utilizes the information of the access point that meets described the 3rd static alternative condition filtered out to set up described set of relationship.

2. wireless communications method according to claim 1, is characterized in that, the described first static alternative condition, the described second static alternative condition and/or described the 3rd static alternative condition comprise following at least one or a combination set of:

Allow the access point list of access;

Forbid the access point accessed list;

Allow the network type of access;

Forbid the network type accessed;

Allow the type of service of the terminal of access;

The type of service of forbidding the terminal accessed.

3. wireless communications method according to claim 1, is characterized in that, also comprises:

Described mobile radio networks is when the WLAN (wireless local area network) access request received from designated terminal, real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and the described access point be complementary is informed to described designated terminal.

4. wireless communications method according to claim 1, is characterized in that, also comprises:

The information of each access point that described terminal is measured and uploaded also comprises the dynamic parameter information of this access point, and described set of relationship comprises the corresponding relation of the dynamic parameter information of described geographical location information and the described access point received;

Described mobile radio networks when the WLAN (wireless local area network) access request received from designated terminal, according to the real-time geographic positional information of described designated terminal, the access point be complementary from inquiry described set of relationship;

Wherein, described mobile radio networks screens the dynamic parameter information of the described access point be complementary according to default Dynamic Selection condition, and the access point that meets described Dynamic Selection condition that will filter out is informed described designated terminal.

5. wireless communications method according to claim 1, is characterized in that, also comprises:

Described mobile radio networks is when the WLAN (wireless local area network) access request received from designated terminal, real-time geographic positional information according to described designated terminal, from the access point that is complementary of inquiry described set of relationship, and described mobile radio networks also receives the real-time dynamic parameter information of the access point measured in real time that described designated terminal uploads;

Wherein, one or more access points that described mobile radio networks is selected that geographical location information with described designated terminal is complementary and measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, and the access point that meets described Dynamic Selection condition that will filter out is informed described designated terminal.

6. according to the described wireless communications method of claim 4 or 5, it is characterized in that, described default Dynamic Selection condition is:

The first Dynamic Selection condition of described mobile radio networks self is preset and be uploaded to described terminal;

Or described terminal obtains and is uploaded to the second Dynamic Selection condition of described mobile radio networks from access network discovery and selection function unit;

Or the 3rd default Dynamic Selection condition of described mobile radio networks self;

Or described terminal is according to the first comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation;

Or described mobile radio networks is according to the second comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the 3rd Dynamic Selection condition generation;

Or described mobile radio networks is according to the 3rd comprehensive Dynamic Selection condition of described the second Dynamic Selection condition and described the 3rd Dynamic Selection condition generation;

Or described mobile radio networks is according to the 4th comprehensive Dynamic Selection condition of the described first comprehensive Dynamic Selection condition and described the 3rd Dynamic Selection condition generation.

7. wireless communications method according to claim 6, is characterized in that, described default Dynamic Selection condition comprise following at least one or a combination set of:

The signal quality of access point;

The signal strength signal intensity of access point;

The load condition of access point.

8. a wireless communication system, is characterized in that, comprising: terminal and mobile radio networks, wherein,

Described terminal comprises:

Measure performance element, for WLAN (wireless local area network) is measured, wherein, the information of each access point measured comprises the static parameter information of this access point;

The first data interaction unit, be uploaded to described mobile radio networks be used to the information of the access point that measures;

Described mobile radio networks comprises:

The second data interaction unit, be used to receiving the information of the access point that described terminal uploads;

Location information acquiring unit, be used to obtaining the geographical location information of described terminal;

Unit is set up in set, is index for take described geographical location information, sets up the set of relationship of described geographical location information and the information of the access point received;

Described terminal also comprise first the screening unit, and/or described mobile radio networks also comprise second the screening unit, wherein,

Described the first screening unit is used for: according to self the first default static alternative condition and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, and is uploaded to described mobile radio networks with the information of the access point that meets the described first static alternative condition and/or described the second static alternative condition that will be filtered out by described the first data interaction unit;

Described the second screening unit is used for: according to the 3rd default static alternative condition, the information of the access point that described the second data interaction unit is received is screened, and sets up described set of relationship with the information of being set up the access point that meets described the 3rd static alternative condition that unit by using filters out by described set.

9. wireless communication system according to claim 8, is characterized in that, the described first static alternative condition, the described second static alternative condition and/or described the 3rd static alternative condition comprise following at least one or a combination set of:

Allow the access point list of access;

Forbid the access point accessed list;

Allow the network type of access;

Forbid the network type accessed;

Allow the type of service of the terminal of access;

The type of service of forbidding the terminal accessed.

10. wireless communication system according to claim 8, is characterized in that,

Described the second data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And

Described mobile radio networks also comprises:

Query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, by described the second data interaction unit, the described access point be complementary is informed to described designated terminal.

11. wireless communication system according to claim 8, is characterized in that,

Described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal;

Described mobile radio networks also comprises:

Query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and according to default Dynamic Selection condition, the dynamic parameter information of the described access point be complementary is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described the second data interaction unit, inform described designated terminal.

12. wireless communication system according to claim 8, is characterized in that,

Described the second data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point measured in real time uploaded of described designated terminal; And

Described mobile radio networks also comprises:

Query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, one or more access points of selecting that geographical location information with described designated terminal is complementary and being measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described the second data interaction unit, inform described designated terminal.

13. according to the described wireless communication system of claim 11 or 12, it is characterized in that, described default Dynamic Selection condition is:

14. wireless communication system according to claim 13, is characterized in that, described default Dynamic Selection condition comprise following at least one or a combination set of:

The signal quality of access point;

The signal strength signal intensity of access point;

The load condition of access point.

15. a terminal, is characterized in that, comprising:

Measure performance element, for WLAN (wireless local area network) is measured;

The data interaction unit, be uploaded to mobile radio networks be used to the information of the access point that measures.

16. terminal according to claim 15, is characterized in that, the information of each access point that described measurement performance element measures comprises the static parameter information of this access point, and described terminal also comprises:

The screening unit, for according to the first default static alternative condition of described terminal self and/or from the second static alternative condition of access network discovery and selection function unit, information to the access point that measures is screened, and is uploaded to described mobile radio networks with the information of the access point that meets the described first static alternative condition and/or described the second static alternative condition that will be filtered out by described data interaction unit.

17. terminal according to claim 16, is characterized in that, the described first static alternative condition and/or the described second static alternative condition comprise following at least one or a combination set of:

Allow the access point list of access;

Forbid the access point accessed list;

Allow the network type of access;

Forbid the network type accessed;

Allow the type of service of the terminal of access;

The type of service of forbidding the terminal accessed.

18. terminal according to claim 16, is characterized in that, described data interaction unit also for:

The first Dynamic Selection condition that described terminal self is default is uploaded to described mobile radio networks;

The the second Dynamic Selection condition that maybe will obtain from access network discovery and selection function unit is uploaded to described mobile radio networks;

Or described terminal is uploaded to described mobile radio networks according to the comprehensive Dynamic Selection condition of described the first Dynamic Selection condition and described the second Dynamic Selection condition generation.

19. terminal according to claim 18, is characterized in that, described the first Dynamic Selection condition, described the second Dynamic Selection condition and/or described comprehensive Dynamic Selection condition comprise following at least one or a combination set of:

The signal quality of access point;

The signal strength signal intensity of access point;

The load condition of access point.

20. a mobile radio networks, is characterized in that, comprising:

The data interaction unit, be used to receiving the information of the access point that described terminal uploads;

Unit is set up in set, is index for take described geographical location information, sets up the set of relationship of described geographical location information and the information of the access point received.

21. mobile radio networks according to claim 20, is characterized in that, the information of each access point that described data interaction unit receives comprises the static parameter information of this access point, and described mobile radio networks also comprises:

The screening unit, for the 3rd static alternative condition according to default, the information of the access point that described data interaction unit is received is screened, and sets up described set of relationship with the information of being set up the access point that meets described the 3rd static alternative condition that unit by using filters out by described set.

22. mobile radio networks according to claim 21, is characterized in that, described the 3rd static alternative condition comprise following at least one or a combination set of:

Allow the access point list of access;

Forbid the access point accessed list;

Allow the network type of access;

Forbid the network type accessed;

Allow the type of service of the terminal of access;

The type of service of forbidding the terminal accessed.

23. mobile radio networks according to claim 21, is characterized in that, described data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And

Described mobile radio networks also comprises:

Query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, by described data interaction unit, the described access point be complementary is informed to described designated terminal.

24. mobile radio networks according to claim 21, it is characterized in that, described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal; Described data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal; And

Described mobile radio networks also comprises:

Query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, and according to default Dynamic Selection condition, the dynamic parameter information of the described access point be complementary is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described data interaction unit, inform described designated terminal.

25. mobile radio networks according to claim 21, it is characterized in that, described set set up unit also for: according to the dynamic parameter information of the access point received, foundation comprises the set of relationship of corresponding relation of the dynamic parameter information of described geographical location information and the described access point received, wherein, the dynamic parameter information of the described access point received is measured and is uploaded by described terminal; Described data interaction unit also for: receive the WLAN (wireless local area network) access request from designated terminal, and the real-time dynamic parameter information of the access point measured in real time uploaded of described designated terminal; And

Described mobile radio networks also comprises:

Query unit, for the real-time geographic positional information according to described designated terminal, from described set of relationship, inquiring about the access point be complementary, one or more access points of selecting that geographical location information with described designated terminal is complementary and being measured by described designated terminal, and according to described default Dynamic Selection condition, the real-time dynamic parameter information of described one or more access points is screened, with the access point that meets described Dynamic Selection condition that will be filtered out by described data interaction unit, inform described designated terminal.

26. according to the described mobile radio networks of claim 24 or 25, it is characterized in that, described default Dynamic Selection condition is:

27. mobile radio networks according to claim 26, is characterized in that, described default Dynamic Selection condition comprise following at least one or a combination set of:

The signal quality of access point;

The signal strength signal intensity of access point;

The load condition of access point.