CN101204106A - Mehtod, apparatus and computer program providing network-associated system priority list for multimode system selection - Google Patents
Mehtod, apparatus and computer program providing network-associated system priority list for multimode system selection Download PDFInfo
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Abstract
A method includes provisioning a multi-mode wireless communications terminal with at least one system priority list (SPL) having information that identifies a plurality of wireless network system types and, for each identified wireless network system type, at least one wireless network of that type. The method selects from the SPL a wireless network for service selectively based on one of a manually specified priority, a priority specified automatically and a priority that is specified for use automatically only during a power-on mode of operation.
Description
Technical field
Illustrative embodiments relate generally to Wireless Telecom Equipment of the present invention and terminal, and more specifically, relate to and support multimodal terminal.
Background technology
The abbreviation that hereinafter appears at is here defined as follows:
3GPP-third generation partner program,
Http:// www.3gpp.org/
3GPP2-third generation partner program 2,
Http:// www.3gpp2.org/
The GSM-global mobile communication-by the wireless access technology of 3GPP regulation,
Http:// www.3gpp.org/
The CDMA-code division multiple access-by the wireless access technology of 3GPP2 regulation,
Http:// www.3gpp2.org/
The DM-equipment control
The IP-based aerial DM of IOTA-DM-
The MCC-mobile country code
The MNC-mobile network code, MNC
The MS-travelling carriage
The MT-multi mode terminal
Node B-base station (BS)
OMA-is open mobile interconnected
The aerial parameter management of OTAPA-
The aerial service of OTASP-provides
The PLMN-public land mobile network
The PRL-optimum roaming list
The RNC-radio network controller
SIM-subscriber identification module
The SSID-service set identifier is named the character string of WLAN uniquely
The UE-subscriber equipment
The UIM-subscriber identification module
The WCDMA-Wideband Code Division Multiple Access (WCDMA)-by the wireless access technology of 3GPP regulation, http://www.3gpp.org/
The WLAN-WLAN (wireless local area network)
Multi mode terminal can be defined as can be from the terminal of different network insertion services, this different network uses different systems to operate, that is, use different wireless access technologys to operate, such as but not limited to GSM/WCDMA, CDMA2000 and WLAN.
Before receiving any service from Virtual network operator, multi mode terminal need select network to insert from system.In 3GPP and 3GPP2, be defined in the network selecting in the system domain (for example GSM/WCDMA and CDMA2000) respectively.Yet, in the multisystem territory, carry out network selecting still among exploitation.Yet usually, multi mode terminal should be according to come executive system to select by Virtual network operator and/or the predefined one group of preference of user.Then multi mode terminal should be carried out network selecting according to system's particular procedure.Finally, multi mode terminal should have the ability of the network (for example, HOME network) that selection is expected most from system's (for example, commercial effective system) of expecting most.
In addition, multi mode terminal should have the ability of the different mode of back-up system selection, is for example manually carried out by the user, or is automatically carried out by terminal.
The suggestion multi-mode system is selected use the framework that is expressed as covering (overlay) function in 3GPP2.One group of requirement at covering function was before proposed in 3GPP2.
Usually, before receiving any service from Virtual network operator, multi mode terminal is had to selective system (that is access technology) and corresponding network to insert.Virtual network operator more is ready the system priority list that designated terminal is deferred to usually, thereby terminal can be selected suitable system and suitable network according to operator's preference.
Current needs provide otherwise effective technique to select to obtain multi-mode system, and therefore need provide a kind of multi mode terminal with multi-mode system selective power of optimization.
Summary of the invention
According to an illustrative embodiment of the invention, the above-mentioned problem with other will be overcome, and other advantage will be implemented.
According to an illustrative embodiment of the invention, a kind of method is provided, comprise providing and have at least one system priority list (SPL) to the multi-mode wireless communications terminal, this tabulation has the information of a plurality of Radio Network System types of sign, for the Radio Network System type of each sign, there is the wireless network of at least one the type.This method is optionally based on the priority of the priority of manual appointment, appointment automatically and only specify of the priority used automatically during the power mode in adding of operation to select the wireless network that is used to serve from SPL.
In addition according to an illustrative embodiment of the invention, provide a kind of computer program, it is embodied as by the readable tangible memory of the data processor of multi-mode wireless communications terminal.Program product comprises program command, carry out this program command and will obtain operation, this operation comprises visit at least one system priority list (SPL), this tabulation comprises the information that identifies a plurality of Radio Network System types, and, there is the wireless network of at least one the type for the Radio Network System type of each sign; And optionally based on the priority of the priority of manual appointment, appointment automatically and only specify of the priority used automatically during the power mode in adding of operation to come from SPL, to select the wireless network that is used to serve.
In addition according to an illustrative embodiment of the invention, provide a kind of travelling carriage, this travelling carriage comprises at least one radio-frequency (RF) transceiver, data processor and is connected to the memory of data processor.Memory stores comprises covering function and covers the information of parameter, so that carry out at least one system's selection by data processor by calling covering function.Cover parameter and comprise at least one system priority list (SPL), this tabulation comprises the information that identifies a plurality of Radio Network System types, for the Radio Network System type of each sign, has the wireless network of at least one the type.Covering function is optionally based on the priority of the priority of manual appointment, appointment automatically and specify in of priority that adding of operation use during the power mode automatically to select the wireless network that is used to serve from SPL.
In addition according to an illustrative embodiment of the invention, provide a kind of being stored in can be by the data structure in memory of the data processor of multi-mode wireless communications terminal visit.This data structure definition system priority list, this tabulation comprises a plurality of records, each record comprises system index, system type, the priority networks of the class network that the appointment permission is selected in particular system types, and system priority specifies current system whether to have the preference higher than the system in the next record, or whether current system has and the identical preference of system in the next record.
Description of drawings
In appended accompanying drawing:
Fig. 1 illustrates the notion of the covering function in the multi mode terminal;
Fig. 2 illustrates the example of system priority list;
Fig. 3 illustrates the covering function flow chart;
Fig. 4 is the simplified block diagram that is suitable for implementing electronic equipment of the present invention;
Fig. 5 illustrates the notion of location association on the geographic area;
Fig. 6 illustrates a plurality of system priority list (SPL) and related example;
Fig. 7 is the logical flow chart that method according to an illustrative embodiment of the invention is shown; And
Fig. 8 illustrates the logical flow chart of the improvement system reselection procedure of using the SPL shown in Fig. 6.
Embodiment
Illustrative embodiments of the present invention relates to when multi mode terminal uses in a plurality of wireless systems (such as but not limited to GSM/WCDMA, CDMA2000 and WLAN), carries out system at multi mode terminal and selects and network selecting.
At first with reference to figure 4, it illustrates the simplified block diagram that is suitable for the various electronic equipments that use in implementing illustrative embodiments of the present invention.In Fig. 4, wireless network 1 comprises UE, also can be called MT or MS 100 interchangeably here, Node B (base station) 112 and RNC 114.MS 100 comprises data processor (DP) 100A, memory (MEM) 100B of stored program (PROG) 100C, and suitable radio frequency (RF) transceiver 100D, be used for carrying out two-way wireless communication with Node B 112, Node B also comprises the MEM 112B of DP112A, storage PROG112C, and suitable R F transceiver 12D.Node B 112 is connected at least one network element via data path 113, for example also comprises the RNC 114 of DP 114A and the MEM 114B of the relevant PROG 114C of storage.PROG 100C, 112C and 114C hypothesis comprise program command, when being carried out by relevant DP, make electronic equipment operate according to an illustrative embodiment of the invention, as below describing in more detail.
Usually, the internet appliance that the various execution modes of MS 100 can include but not limited to cell phone, have the PDA(Personal Digital Assistant) of wireless communication ability, have the portable computer of wireless communication ability, for example have the image capture device of the digital camera of wireless communication ability, the game station with wireless communication ability, the music storage with wireless communication ability and playback reproducer, the permission wireless Internet inserts and browses, and in conjunction with the portable unit or the terminal of the combination of this type of function.
Embodiments of the present invention can be implemented by the DP 100A of MS 100 and the computer software of other DP execution at least, or are carried out or carried out by the combination of software and hardware by hardware.
MEM 100B, 112B and 114B can be any type that is suitable for local technical environment and can uses the data storage technology of any appropriate to implement, for example memory device of based semiconductor, magnetic storage apparatus and system, light storage device and system, read-only storage and removable memory.DP 100A, 112A and 114A are suitable for the local technical environment any type, and, can comprise one or more all-purpose computers, special-purpose computer, microprocessor, digital signal processor (DSP) and based on the processor of polycaryon processor framework as nonrestrictive example.
Describe illustrative embodiments of the present invention in the context of cover framework, this framework comprises covering function, and this covering function marriage chain is received the covering parameter of covering function and implemented the logic that multi-mode system is selected.Instruction of the present invention partly is directed to the covering parameter, and at how using system priority configuration in covering parameter of covering function.
Fig. 1 illustrates the notion of the covering function 110 in the multi mode terminal (being also referred to as MS 100).Covering function 110 has relative covering parameter 120, and calls processing based on PLMN tabulation 130, calls based on the processing of PRL tabulation 140 and use particular network to select other access networks of parameter call to select to handle at 3GPP2 (CDMA) network selecting at the 3GPPPLMN network selecting.Suppose that multi mode terminal 100 comprises the suitable programming data processor 100A and the data storage that is used to store the covering parameter that are used to carry out covering function 110 according to example of the present invention.
Illustrative aspects of the present invention comprises a kind of method that covering function 110 uses the replace mode setting and comes the using system priority list based on replace mode setting that is used for.
Illustrative aspects of the present invention described here comprises a kind of method of define system priority list in addition, and this tabulation can be by Virtual network operator and/or user's configuration.Multi mode terminal 100 can come the using system priority list to come executive system to select and network selecting according to defined process here.
Aspect of the present invention described here comprises a kind of method that is used in the preference of system priority list define system type (that is wireless access technology) in addition.This multi mode terminal 100 can use preference to select priority system to carry out network selecting.
Illustrative aspects of the present invention described here comprises a kind of method that is used for defining at the particular system types of system priority list priority networks (for example, HOME network or a plurality of network) in addition.Multi mode terminal 100 then can only be limited in priority networks with network selecting when selecting specific system type.
A kind of method that provides means to select preference to need not system's certain wireless protocols standard (for example in 3GPP and 3GPP2) is added new requirement to select preference to define by system is provided of the present invention other illustrative aspects described here.
Of the present invention other illustrative aspects described here comprises that a kind of using system priority list that is used for is to carry out the process of selection of automatic system and network selecting.
System priority list and replace mode setting can be stored among the memory 100B of MS 100, perhaps be stored in other the memory, for example be embodied as " smart card " of removable subscriber identity module (R-IUM) or subscriber identity module (SIM), it is two nonrestrictive examples.
Still with reference to figure 1, covering function 110 adopts covering parameter 120 to select with executive system as importing.When the system of selection, covering function 110 calling system particular network selection courses are to carry out network selecting.System's particular network selection course can be based on the 3GPP network selection procedures (PLMN tabulation 130) of PLMN, based on the 3GPP2 network selection procedures (PRL tabulation 140) of PRL or be used for the network selection procedures of other wireless access technologys, WLAN (WLAN) technology (tabulation 150) for example.Use covering parameter 120 to come define system and network preference.They can be disposed via suitable supply mechanism by operator and/or user.
As nonrestrictive example, cover parameter 120 and in fact may be implemented as table: for example allocation list, system priority (tabulation) are shown and the covering performance parameter list.
Covering function 110 can be considered to reside at or be connected to the program of multi-mode travelling carriage usually, and carries out the function of the network selecting in the travelling carriage.It may be embodied as the part of wireless software.Covering function 110 can will select the logic of network to be incorporated into higher priority system based on predetermined criteria collection and current configuration.
Covering parameter 120 can be considered to be used for being stored in the memory of multi-mode MS 100 so that selected the data structure of covering function 110 uses by system.
Data structure comprises information, and after this information can specify in covering function 110 and is called, this covering function 110 was at first to scan at Home System or at first scan at the non-attribution system, and comprises that in addition system obtains parameter.The information that finds in covering Parameters data structure 120 can be specified in addition: if obtain the non-attribution system, then whether covering function carries out rescanning at Home System, and specifies at least one rescanning relevant parameter, and for example rescanning at interval.
According to an illustrative embodiment of the invention, following data with designated to comprise at least a portion that covers parameter 120.With reference to figure 2, it illustrates the example of system priority list SPL 160 according to an illustrative embodiment of the invention.
The record of system priority list 160 comprises following non-limiting attribute:
The index of the system log (SYSLOG) in the system index 160A-system priority list 160, for example 0,1 ...
The wireless access technology that system type 160B-is one type, for example CDMA2000, GSM/WCDMA, WLAN ...
The class network that priority networks 160C-permission is selected in particular system types.If system type 160B is 3GPP system (for example, the GSM/WCDMA system), following priority networks is preferential the use:
HOME-is Home PLMN only
PREFERRED-Home PLMN+preferential Visited PLMN
Any PLMN of ANY-
If system type 160B is 3GPP2 system (for example, the CDMA2000/IS95 system), then Xia Mian priority networks preferentially uses:
HOME-is home network only
PREFERRED-home network+preferential roaming network
The ANY-arbitrary network
Whether the current system of system priority 160D-definition has the preference of higher (greatly) than the system in the next record, or whether current system have and the identical preference of system in the next record, that is, and and MORE or SAME.
Illustrative embodiments of the present invention has also defined the replace mode setting:
Manual-covering function 110 is disabled, that is, only use the user manually to select.
Automatically-enable covering function 110.
Only automatically power up-only when powering up, enable covering function 110.
The non-limitative example of the data structure by representative system priority list 160 as shown in Figure 2 is provided to MS 100, system operator expectation terminal 100:
The home network that obtains CDMA is as first priority;
The home network that obtains GSM/WCDMA is as second priority;
The arbitrary network that obtains WLAN is as second priority (that is, priority) identical with previous index;
The priority network that obtains GSM/WCDMA is as the 3rd priority; And
The arbitrary network that obtains GSM/WCDMA is as the 4th priority.
In addition according to an illustrative embodiment of the invention, the automatic multi-mode system of the following designated execution of covering function 110 processes is selected.Although in the context of CDMA technology,, should be appreciated that to guarantee to describe similarly to be applicable to the 3GPP network selecting to be described in a way.Logical flow chart referring now to Fig. 3.
If the replace mode setting is configured to manually then forbid covering function 110.
If the replace mode setting is configured to automatically, then following execution covering function 110:
A. having the network selecting state of suitable reason, for example power up and cover loss, then the record of first or highest priority system in the covering function 110 selective system priority lists 160 (the piece 3A among Fig. 3).
If C. find priority networks (the piece 3C among Fig. 3) in the system of selecting, then covering function 160 calling system particular network selection courses are to obtain network.Current system index (the piece 3D among Fig. 3) in covering function 110 affirmations and the heavy matching system priority list.MS 100 beginning idle pulley processes.
If D. current system log (SYSLOG) is not highest priority system (the piece 3E among Fig. 3), better system (the having higher priority) reselection procedure (in the piece 3F of Fig. 3) of covering function 110 execution cycle property in the backstage then.
If E. in the system of selecting, do not find priority networks (among the piece 3C of Fig. 3), then next system log (SYSLOG) (next limit priority) in the covering function 110 selective system preferred lists 160 and the processing ( piece 3A and 3B among Fig. 3) that repeats to illustrate.
If the replace mode setting only is configured to power up automatically, then covering function 110 following execution:
A. when powering up, first system log (SYSLOG) or highest priority system record in the covering function 110 selective system priority lists 160.
If C. find priority networks in the system of selecting, then covering function calling system particular network selection course is to obtain described network.Current system index in covering function 110 affirmations and the heavy matching system priority list 160.Terminal 100 beginning idle pulley processes.
If D. in the system of selecting, do not find priority networks, the next system log (SYSLOG) (next limit priority) in the covering function 110 selective system priority lists and repeat above-mentioned step B then.
Only adding in the operation of power mode automatically, the system priority list 160 of covering function 110 when only powering up preferentially carried out automatically and selected.
In the scope of the instruction of illustrative embodiments of the present invention, provide the parameter in a kind of system priority list 160, to promote the system in the geographical position to select to handle based on the geographical position.Will be discussed in more detail below geography (GEO) aspect of these instructions.
In some cases, may need or preferably under the multi-mode situation, manually selection always has precedence over automatic system and selects.
As the summary of foregoing description, covering function 110 is carried out multi-mode system and is selected.Covering function 110 takes to cover parameter 120 as input.Cover parameter 120 and can in 3GPP2, specify (being used to provides).Covering function 110 can be specific enforcement.
According to method, equipment and computer program, illustrative embodiments of the present invention provides a kind of multi mode terminal, wherein cover system type that parameter 120 comprises define system index, definition access technology, definition at the priority networks of particular system types, and the system priority list 160 of the system priority in the definition access technology.
Replace mode is provided as: manual, wherein forbid covering function 110, that is and, only the user selects; Automatically, wherein enable covering function 110, and only power up automatically, wherein only when powering up, enable covering function 110.
Priority networks definition will allow the class network selected in specific system type.Priority networks provides means with the network selecting priority on the define system selection priority.
Priority networks in the 3GPP system can be:
HOME-is Home PLMN only,
PREFERRED-Home PLMN+preferential Visited PLMN, and
Any PLMN of ANY-.
Priority networks in 3GPP2 can be:
HOME-is home network only,
PREFERRED-home network+preferential roaming network
The ANY-arbitrary network
Priority networks in other access technologies can be:
HOME, and
ANY。
System priority provides the preference of means with the define system type, that is, and and wireless access technology.
System priority can be:
The current system type of MORE-has than the higher priority of next system type in the tabulation 160, and
The current system type of SAME-have with the tabulation 160 in the identical priority of next system type.
The system of selection of above-mentioned disclosed system is satisfied the 3GPP2 multi-mode system and is selected requirement.
The system of selection of above-mentioned disclosed system is implemented easily, and does not need the existing wireless access standard among 3GPP and the 3GPP2 is made any change.
To make discussion to implement the GEO feature to the enhancing of above-mentioned illustrative embodiments now.
Notice that at first will may be provided at some by a unified system priority list of using uses necessary flexibility in the situation.When MS 100 roamed in a country (and/or network), Virtual network operator can a preferred group system priority, and when MS 100 roams in another country (and/or network), a preferred different group system priority.
It is a kind of at roaming and the solution of the problem that the system priority change is brought when wherein country and/or network change that illustrative embodiments of the present invention provides.Illustrative embodiments of the present invention is provided at improved system and the network selecting performance under some use situation.
Illustrative embodiments of the present invention provides a kind of and is used for definition and can be called as position associated system priority tabulation aspect one, also can be described as the method for network associated priority list.Can not provide, or provide one or, except the system priority list of acquiescence, for example described in the context of the SPL 160 shown in Fig. 1 and Fig. 2 more than a position associated system priority tabulation to it to MT 100.But when some geographical location information or network information time spent, as shown in Figure 6, multi mode terminal 100 can be selected to use default system priority list 160, or associated system priority tabulation 210 in position is selected and reselection procedure with executive system.
Illustrative embodiments of the present invention provides a kind of method at it on the other hand, is used for except using default system priority list 160, uses network-associated system priority tabulation 210 to carry out automatic system and network selecting effectively.
Illustrative embodiments of the present invention provides a kind of method in aspect it is other, be used for MCC and/or MNC as moving/geographical location information or the network information of cellular network, and/or the SSID in the wlan system tabulates with the definition position associated system priority.If available, some extended formatting that also could use location/network information then.In other words, the system priority list identifier can be used for system priority list is associated with network identifier or country code uniquely.
Initially, MS100 receives network identity and country code (or some similar information) in the interface message aloft, for example, and the MNC/MCC that receives in the system overhead information in CDMA.Can be based on the system list of nearest acquisition by MS 100 at the preliminary sweep of system, or based on the system priority list of acquiescence.MS 100 is by mating the clauses and subclauses in network identifier or country code and the network identity/list of country codes (this information can be called as covering system group table) to carry out reselection procedure.Covering function 110 (Fig. 1) then uses and the related system priority list of coupling clauses and subclauses at system's reselection procedure.
Shown as non-limitative example among Fig. 5, the SPL of acquiescence (non-GEO is specific) according to priority order can comprise CDMA, W/GSM and wlan system.The a GEO specific SPL (SPL-1) related with North America, Central America and Asia according to priority order can comprise CDMA, WLAN and W/GSM system.The two GEO specific SPL (SPL-2) related with Europe And Africa according to priority order can comprise W/GSM, WLAN and cdma system.If MT 100 for example is positioned at Australia, then Mo Ren SPL will be used for system's selection/reselection and select, and if MT 100 is positioned at for example Turkey, then SPL-2 can be used for system's selection/reselection and selects.Two specific SPL of the GEO that illustrates (SPL-1, SPL-2) more or less can be provided.
With reference to figure 6, " system priority list " that allocation position is relevant in MT 100 be index search table 200 (as shown in Figure 4) (SPL).Configuration mechanism can be static or dynamic (for example, via OTA or UIM).Position-based/network information, MCC/MNC for example, allocation position relevant " system priority list " is index search table 200 (SPL), thereby when carrying out multi-mode system selection or reselection procedure, can derive preferential mapping from " MCC/MNC " (that is position/network information) to SPL 210.Notice position relevant " system priority list " (SPL) some clauses and subclauses in the index search table 200 can point to identical SPL 210, for example at */Waduven and China/mobile exemplary entries.
In addition, the SPL 160 of acquiescence is also configurable in MT 100.
One or be configured among the MT 100 in addition, zero, more than one the relevant SPL210 in position.As mentioned above, the form of the relevant SPL 210 in position can be similar to or identical with the SPL160 of acquiescence.
With reference to figure 7, according to exemplary method, equipment and computer program, by the mechanism of any appropriate, for example as two nonrestrictive examples, manually or by aerial programming, the position SPL index search table 200 of being correlated with is configured among the MT 100 (piece 7A).At the 7B that determines, in the relevant SPL index search table 200 in position, carry out and search to select SPL 160 or 210.Key at the table search procedure is a positional information, for example position/network information (it can be some extended formattings of MCC/MNC information or position/network information, if available).The output that table is searched processing is the SPL index that points to SPL (SPL 160 of acquiescence or position are correlated with SPL 210).At piece 7C place, and, select according to below the process of describing in detail being carried out multi-mode system (weight) based on the SPL that selects.
With reference to figure 8, improved system selection/reselection selection method obtains network (piece 8A); Select SPL 160/210 (piece 8B) based on for example MCC/MNC; The SPL160/210 that selects is carried out SPL index coupling; If do not indicate higher priority system/network (piece 8D), then method finishes (piece 8E) with the system/network of selecting.Yet, if indicate the system/network of higher priority in the SPL 160/210 that selects, then method alternatively advances to piece 8F to continue system/network reselection procedure (for example, as background task), if and located new (higher priority) network, then method would turn back to piece 8B.
Should be noted that as two nonrestrictive examples system priority list and replace mode setting can be used the OTASP/OTAPA method, be passed through in the air, or by programming/manage based on IP method (OMA-DM/IOTA-DM).Usually, SPL, position priorities associated index and all covering parameters can derive from the OTA technology of any appropriate and/or use the OTA technology of any appropriate (for example to upgrade, for cdma system, referring to for example 3 GPP2 C.S0064-0, version 1.0, on September 6th, 2005, " IP BasedOver-the-Air Device Management (IOTA-DM) for cdma2000 system ", Release 0).Using between the OTA technical phase, can receive by transceiver 100D and use the OTA data, so that by among the DP 100A stored into memory 100B.
Usually, can hardware or special circuit, software, its combination in any of logic OR implement various execution modes.For example, can implement some aspects by hardware, and other aspects can be implemented by firmware or software that controller, microprocessor or other computing equipments are carried out, although the invention is not restricted to this.Although various aspects of the present invention can be illustrated as and be described as block diagram, flow chart or use some other diagrammatic representation, but will appreciate that as nonrestrictive example, can hardware, software, firmware, special circuit or logic, common hardware or controller or other computing equipments or their combination implement piece described here, equipment, system, technology or method.
The embodiments of the present invention for example various assemblies of integrated circuit modules are implemented.The design of integrated circuit is that the automation of height is basically handled.Complicated and powerful Software tool can be used for converting logical layer design to semiconductor circuit design, in order to etching and be formed on the Semiconductor substrate.
Program (for example by the San Jose of the Synopsy company of the Mountain View of Gary Fu Niya and Gary Fu Niya Cadence Design) uses the design module storehouse of the design rule of fine foundation and storage in advance automatically semiconductor to connect up and assembly is positioned on the semiconductor chip.Finish in case be used for the design of semiconductor circuit, the design of the standardized electronic form that then obtains (for example, Opus, GDSII etc.) can be sent to semiconductor processing equipment or " processing factory " so that processing.
In view of above-mentioned description, when read in conjunction with the accompanying drawings, various modifications and change are tangible for those skilled in the technology concerned.Yet any and all modifications of instruction of the present invention still drops in the scope of non-limiting execution mode of the present invention.
In addition, some features of various non-limiting execution modes of the present invention can be by favourable use under the corresponding use that does not have other features.Like this, above-mentioned description should be regarded as merely the example of principle of the present invention, instruction and illustrative embodiments, rather than limitation ot it.
Claims (46)
1. method comprises:
Provide at least one system priority list (SPL) to the multi-mode wireless communications terminal, this tabulation comprises the information that identifies a plurality of Radio Network System types, for the Radio Network System type of each sign, has the wireless network of at least one the type; And
Optionally based on the priority of the priority of manual appointment, appointment automatically and only specify of the priority used automatically during the power mode in adding of operation to select the wireless network that is used to serve from SPL.
2. method according to claim 1 is included in the preference of definition Radio Network System type among the described SPL in addition, and wherein selects to consider described preference.
3. method according to claim 1 is included at least one the priority wireless network that defines among the SPL at particular system types in addition.
4. method according to claim 3 wherein when selecting corresponding Radio Network System type, is selected wireless network is selected to be limited to the priority wireless network.
5. method according to claim 1, wherein optionally based on the priority of automatic appointment or only comprise at the described wireless network that the priority of appointment is automatically selected to be used to serve during the power mode that adds of operation:
In SPL, select first or of highest priority wireless network;
Calling system particular network selection course is to search relevant priority networks;
If find the priority wireless network in the Radio Network System of selecting, then calling system particular network selection course is to obtain described network; And
If in the Radio Network System of selecting, do not find priority networks, then select next highest priority wireless network system and calling system particular network selection course to search relevant priority networks.
6. method according to claim 5 if wherein the Radio Network System of current selection is not the highest priority wireless network system, then comprises in addition and periodically searches the higher priority Radio Network System.
7. method according to claim 1, wherein at least one SPL is the specific SPL in position, wherein selects to comprise the information of the current location of initially determining the described multi-mode wireless communications terminal of description and visits the specific SPL in corresponding position.
8. method according to claim 7, wherein at least one other SPL is acquiescence, non-location-specific SPL.
9. method according to claim 7, wherein said visit comprise use described information visit SPL index search table with information mapping to the suitable specific SPL in position, to carry out that multi-mode system is selected or of reselection procedure.
10. method according to claim 9 wherein provides described multi-mode wireless communications terminal to comprise statically or dynamically disposes described SPL index search table.
11. method according to claim 9 comprises at least one that use aerial (OTA) technology innovation SPL, the specific SPL in position and SPL index search table in addition.
12. a computer program, it is embodied as by the readable tangible memory of the data processor of multi-mode wireless communications terminal, and this computer program comprises program command, carries out this program command and will obtain operation, and this operation comprises:
Visit at least one system priority list (SPL), this tabulation comprises the information that identifies a plurality of Radio Network System types, and for the Radio Network System type of each sign, has the wireless network of at least one the type; And
Optionally based on the priority of the priority of manual appointment, appointment automatically and only specify of the priority used automatically during the power mode in adding of operation to select the wireless network that is used to serve from SPL.
13. computer program according to claim 12 wherein specify the preference of Radio Network System type in SPL, and described preference is considered in wherein said selection.
14. computer program according to claim 12 is included at least one the priority wireless network that defines among the SPL at particular system types in addition.
15. computer program according to claim 12 wherein when selecting corresponding Radio Network System type, is selected wireless network is selected to be limited to described priority wireless network.
16. computer program according to claim 12, wherein said selection operation comprises:
In SPL, select first or of highest priority wireless network;
Calling system particular network selection course is to search relevant priority networks;
If find the priority wireless network in the Radio Network System of selecting, then calling system particular network selection course is to obtain network; And
If in the Radio Network System of selecting, do not find priority networks, then select next highest priority wireless network system and calling system particular network selection course to search relevant priority networks.
17. computer program according to claim 16 if wherein the Radio Network System of current selection is not the highest priority wireless network system, then comprises the operation of periodically searching the higher priority Radio Network System in addition.
18. computer program according to claim 12, wherein at least one SPL is the specific SPL in position, wherein selects to comprise the information of the current location of initially determining the described multi-mode wireless communications terminal of description and visits the specific SPL in corresponding position.
19. computer program according to claim 18, wherein at least one other SPL is acquiescence, non-location-specific SPL.
20. computer program according to claim 18, wherein said accessing operation comprise use described information visit SPL index search table with information mapping to the suitable specific SPL in position, to carry out that multi-mode system is selected or of reselection procedure.
21. computer program according to claim 20 comprises in addition statically or dynamically disposes described SPL index search table.
22. computer program according to claim 20 comprises at least one the operation of using aerial (OTA) technology innovation SPL, the specific SPL in position and SPL index search table in addition.
23. travelling carriage, comprise at least one radio-frequency (RF) transceiver, data processor and the memory that is connected to described data processor, described memory stores comprises covering function and covers the information of parameter, so that carry out at least one system's selection by calling covering function by data processor, described covering parameter comprises at least one system priority list (SPL), this tabulation comprises the information that identifies a plurality of Radio Network System types, Radio Network System type for each sign, the wireless network that has at least one the type, wherein said covering function are optionally based on the priority of manual appointment, automatically the priority of appointment and specify in of priority that adding of operation use during the power mode automatically and come to select the wireless network that is used to serve from SPL.
24. travelling carriage according to claim 23 wherein calls described covering function and takes place in response to described travelling carriage roaming.
25. travelling carriage according to claim 23, wherein network identity comprises following at least two: network identifier, system identifier, mobile country code and mobile network code, MNC.
26. travelling carriage according to claim 23, wherein said covering parameter comprises Home System and network identification information.
27. travelling carriage according to claim 23, wherein when executive system obtained, described covering function used the preferential roaming list that is stored in the described memory.
28. travelling carriage according to claim 23, wherein when executive system obtained, described covering function used the public land mobile network tabulation that is stored in the described memory.
29. travelling carriage according to claim 23, wherein when executive system obtained, described covering function used the WLAN (wireless local area network) access information that is stored in the described memory.
30. travelling carriage according to claim 23, wherein the high priority system comprises that Home System and low priority system comprise the non-attribution system.
31. travelling carriage according to claim 23, wherein said SPL comprises the information of the preference that is used to specify the Radio Network System of being considered by covering function.
32. travelling carriage according to claim 23, wherein said SPL comprise the information that is used to specify at least one priority wireless network of particular system types.
33. travelling carriage according to claim 23, wherein when selecting corresponding Radio Network System type, described covering function can operate in selects to be limited to the priority wireless network with wireless network.
34. travelling carriage according to claim 23, wherein when based on the priority of appointment automatically or only operation add the wireless network that the priority of appointment automatically during the power mode selects to be used to serve the time, described covering function operates in: select first or of highest priority wireless network system in SPL; Calling system particular network selection course is to search relevant priority networks; And if in the Radio Network System of selecting, find the priority wireless network, then calling system particular network selection course is to obtain network; And if, then select next highest priority wireless network system and calling system particular network selection course to search relevant priority networks less than in the Radio Network System of selecting, finding priority networks.
35. travelling carriage according to claim 34, if wherein the Radio Network System of current selection is not the highest priority wireless network system, then described covering function is periodically searched the higher priority Radio Network System.
36. travelling carriage according to claim 23, wherein at least one SPL is the specific SPL in position, and the information of the current location of the described multi-mode wireless communications terminal of the definite description of wherein said data processor is so that use in the visit specific SPL in corresponding position.
37. travelling carriage according to claim 36, wherein at least one other SPL is acquiescence, non-location-specific SPL.
38. travelling carriage according to claim 36, wherein said visit comprise use described information visit SPL index search table with information mapping to the suitable specific SPL in position, to carry out that multi-mode system is selected or of reselection procedure.
39., wherein dispose described SPL index search table statically or dynamically according to the described travelling carriage of claim 38.
40., comprise at least one the device that is used for using aerial (OTA) technology innovation SPL, the specific SPL in position and SPL index search table in addition according to the described travelling carriage of claim 38.
41. one kind be stored in can be by the data structure in memory of multi-mode wireless communications terminal access, this data structure definition system priority list, this tabulation comprises a plurality of records, each record comprises system index, system type, the priority networks of the class network that the appointment permission is selected in particular system types, and system priority specifies current system whether to have the preference higher than the system in the next record, or whether current system has the preference more identical than the system in the next record.
42. according to the described data structure of claim 41, if wherein described system type is the GSM/WCDMA system, then described priority networks is appointed as:
HOME-is Home Public Land Mobile Network network (PLMN) only;
PREFERRED-Home PLMN and preferential Visited PLMN; And
Any PLMN of ANY-.
43. according to the described data structure of claim 41, if wherein described system type is the CDMA2000/IS95 system at least, then described priority networks is designated as:
HOME-is home network only;
PREFERRED-home network and preferential roaming network; And
The ANY-arbitrary network.
44. according to the described data structure of claim 41, wherein a plurality of data structure storage are in the memory that can be visited by the described data processor of described multi-mode wireless communications terminal, and at least one in wherein a plurality of data structures is specific to predetermined geographic area.
45. according to the described data structure of claim 44, wherein use from being stored in the value that can obtain and select each of a plurality of data structures, search described value and obtain described value as searching key by using location of mobile station information by the look-up table data structure the memory of the described data processor visit of described multi-mode wireless communications terminal.
46. according to the described data structure of claim 45, at least one in wherein a plurality of data structures and the described look-up table data structure comprises the data that received during the process by described multi-mode wireless communications terminal aloft.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67128805P | 2005-04-14 | 2005-04-14 | |
| US60/671,288 | 2005-04-14 | ||
| US60/711,513 | 2005-08-26 |
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| CN101204106A true CN101204106A (en) | 2008-06-18 |
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| CNA2006800199057A Pending CN101204106A (en) | 2005-04-14 | 2006-04-13 | Mehtod, apparatus and computer program providing network-associated system priority list for multimode system selection |
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