CN101242660A - Anticipatory hand-off setup method for communication system, processor and device - Google Patents
Anticipatory hand-off setup method for communication system, processor and device Download PDFInfo
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- CN101242660A CN101242660A CNA2008100740335A CN200810074033A CN101242660A CN 101242660 A CN101242660 A CN 101242660A CN A2008100740335 A CNA2008100740335 A CN A2008100740335A CN 200810074033 A CN200810074033 A CN 200810074033A CN 101242660 A CN101242660 A CN 101242660A
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Abstract
A system and method for performing anticipatory hand-off setup between communication networks. Various aspects of the present invention may, for example and without limitation, provide a system and method for performing anticipatory hand-off setup between communication networks. For example and without limitation, prior to a determination to perform a hand-off of a mobile communication device from a first communication network to a second communication network, a determination may be made that hand-off setup information should be communicated with the second communication network. For example, such a determination may be made in anticipation of a hand-off that may or may not happen. Such hand-off setup information may then be communicated with the second communication network. Such communicated setup information may then, for example, be utilized to at least partially prepare for performing the anticipated hand-off.
Description
Technical field
The present invention relates to communication system, more particularly, relate to a kind of method and system that is used for realizing between communication system expection switching setting.
Background technology
In the dynamic convergence network environment, communication system (movable type or portable communications system for instance) can pass in and out the relevant coverage of a plurality of different communication networks.
Compare the follow-up system that will introduce in conjunction with the accompanying drawings of the present invention, other limitation and drawback existing and conventional art are conspicuous for the person of ordinary skill of the art.
Summary of the invention
Various advantage of the present invention, various aspects and character of innovation, and the details of the embodiment of example shown in it will describe in detail in following description and accompanying drawing.
According to an aspect of the present invention, the invention provides a kind of processor that is used for realizing between communication system expection switching setting, this processor comprises:
At least one module, before judgement switched to the second communication network with mobile communication equipment from first communication network, described at least one module was used at least:
Judgement should transmit this switching configuration information with the second communication network;
Facilitate with the second communication network and transmit this switching configuration information.
Preferably, this at least one module is arranged in the mobile communication equipment.
Preferably, this at least one module is arranged at least one infrastructure in this first communication network and/or the second communication network.
Preferably, this at least one module is judged and should will be transmitted this switching configuration information with the second communication network based on the historical switching behavior of this mobile communication equipment at least in part.
Preferably, this at least one module is determined the historical switching behavior of this mobile communication equipment at least in part by the switching behavior of monitoring this mobile communication equipment.
Preferably, this at least one module to small part is judged and be transmitted this switching configuration information with the second communication network based on the geographical position.
Preferably, this at least one module to small part is judged and be transmitted this switching configuration information with the second communication network based on the geographical position of this mobile communication equipment.
Preferably, this at least one module to small part was judged and be transmitted this switching configuration information with the second communication network based on the time.
Preferably, this at least one module to small part is judged and be transmitted this switching configuration information with the second communication network based on the communication service characteristic.
Preferably, this at least one module to small part is judged and be transmitted this switching configuration information with the second communication network based on the operation file of user's definition.
Preferably, this configuration information comprises security information.
Preferably, this configuration information comprises this mobile communication equipment of identification and/or its user's information.
Preferably, the information of identification when the particular communication service that can be provided by the second communication network when the second communication network switches is provided this configuration information.
Preferably, this configuration information comprises geographical location information.
Preferably, this configuration information comprises temporal information.
Preferably, this configuration information comprises the information of the communication resource of identification second communication network.
Preferably, this configuration information comprises communication resource negotiation information.
Preferably, this at least one module to small part transmits this switching configuration information by this mobile communication equipment is facilitated with the second communication network to second communication network transmission switching configuration information by first communication network.
Preferably, this at least one module to small part transmits this switching configuration information by this mobile communication equipment is facilitated with the second communication network from second communication network reception switching configuration information by first communication network.
Preferably, this at least one module used the switching configuration information that transmits with the executive communication safety function before judging that execution is switched.
Preferably, this at least one module used the switching configuration information of this transmission to divide the communication resource that is used in communication between mobile communication equipment and second communication network before judging that execution is switched.
Preferably, this at least one module used the switching configuration information of this transmission to set up at least a portion communication link between mobile communication equipment and second communication network before judging that execution is switched.
Preferably, this at least one module further facilitate transmit to switch configuration information with the second communication network after, judging that this mobile communication equipment switches to the expection of second communication network can not take place.
Preferably, this at least one module further judge this mobile communication equipment to the expection of second communication network switch can not take place after, oppositely carry out one or more operations of in preparing this expection handoff procedure, having carried out.
Preferably, this at least one module comprises:
The memory that comprises the executable instruction of storage; And
Carry out the processor of this executable instruction.
Preferably, this processor is a baseband processor.
Preferably, this processor is an application-specific integrated circuit (ASIC).
Preferably, this first and second communication network belongs to dissimilar.
Preferably, the first-selected cellular phone network of a communication network in first and second communication networks, and the first-selected computer network of another one communication network.
Preferably, a communication network in first and second communication networks is a local area network, and the another one communication network is a metropolitan area network.
According to an aspect of the present invention, the invention provides a kind of method that is used for realizing between communication system expection switching setting, this method comprises:
Before mobile communication equipment is switched to the second communication network from first communication network:
Judgement should transmit this switching configuration information with the second communication network should;
Facilitate with the second communication network and transmit this switching configuration information.
According to an aspect of the present invention, the invention provides a kind of mobile communication equipment, comprising:
At least one interface; And
At least one module is used at least:
Communicate by letter with the cordless communication network of the first kind;
Communicate by letter with the cordless communication network of second type; And
Judge mobile communication equipment switched to the second communication network of second type from first communication network of the first kind before:
Judgement should transmit this switching configuration information with the second communication network;
Facilitate with the second communication network and transmit this switching configuration information.
Preferably, described at least one interface comprises the radio transceiver circuitry that is used for a plurality of dissimilar communication.
Preferably, described at least one interface communicates to connect with the radio transceiver circuitry that is used for a plurality of dissimilar communication.
Various advantage of the present invention, various aspects and character of innovation, and the details of the embodiment of example shown in it will describe in detail in the following description book and accompanying drawing
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is an exemplary block diagram of switching the non-limiting communication system of setting (hand-offsetup) according to the execution of various aspects of the present invention in advance;
Fig. 2 is the typical flowchart that is used to carry out the non-limiting method of expecting that switching is provided with according to various aspects of the present invention;
Fig. 3 is the typical flowchart that is used to carry out the non-limiting method of expecting that switching is provided with according to various aspects of the present invention;
Fig. 4 is the exemplary block diagram that is used to carry out the non-limiting communication equipment of expecting that switching is provided with according to various aspects of the present invention.
Embodiment
When decision when communication system provides communication service, generally can switch in communication network to mobile (or portable) by the access point (for example base station) different with the current access point that communication service is provided.Switching can take place in the mode of switching in netting between the access point (or base station) in single network.Switch also and can take place in the mode of switching between net between the access point in heterogeneous networks.Although following argumentation has mainly been discussed at switching the expection switching activity that carries out between net, various aspects of the present invention also can be used for netting interior switching.
Carry out to switch and generally need the plenty of time.In carrying out the process of switching, generally need a plurality of steps.Usually, such as, but be not limited to, in the use of communication link, mobile communication equipment (" MCD ") or Network Access Point (" AP ") measuring-signal and/or channel quality are also judged and are carried out the opportunity of switching.For example, carrying out the decision of switching can be based on signal-to-noise ratio measurements, signal-interference ratio measurement value, the error rate etc.A plurality of channel characteristics between mobile communication equipment and a plurality of communication network access point can be compared, and consider available bandwidth, access permission and other factors, finally make the decision that mobile communication equipment is switched to second Network Access Point from first Network Access Point.
Carry out the decision of switching in case make, various types of communication link configuration informations will be shared by one or more base stations and this mobile communication equipment, think that the switching of expectation lays the first stone.Such as, but be not limited to, identifying information, address information, channel information, signal strength information, security information also have the information of a lot of other types to share.Can and receive between the access point at mobile communication equipment then and set up communication link, and remove this communication equipment and the communication link between the access point formerly.
Even between base station in particular network or the honeycomb, the reaction time in the handoff procedure also is a difficult problem.When switching is when taking place at different communication network and/or in dissimilar communication networks, the reaction time will be a bigger difficult problem.For example, switch decision and set up when switching when making, the user may be in the switch communication links between mobile device and next Network Access Point also before the foundation, with its from before the scope of Network Access Point in shift out.Such situation will cause the service that loses in a period of time, or will cause having only low-qualityer service in a period of time at least.The reduction switching reaction time will be improved the service of mobile communication equipment.For example, can reduce such switching reaction time by carrying out to switch to be provided with in advance.
Fig. 1 shows non-limiting communication environment 100, wherein can carry out according to the expection of various aspects of the present invention to switch setting.For example, this typical environment 100 can comprise a plurality of different networks.For example, this typical environment 100 can comprise WLAN (wireless local area network) (" WLAN ") 100, wireless MAN (" WMAN ") 120, cellular communications networks 130 and internet 140.Though do not illustrate, this exemplary communications environment 100 can comprise the communication network of any kind.For example, this communication environment 100 can include spider lines, wireless RF network, the cable optical-fiber network is arranged, no cable optical-fiber network, personal area network (" PAN "), wide area network (" WAN "), land network, satellite network etc.Except that special declaration, protection scope of the present invention should be not limited to the feature of any particular type of communication network or the feature of itself.
For example, exemplary communications environment 100 can comprise a plurality of communication networks of same type.Such as, but be not limited to, typical environment 100 can comprise a plurality of independent WLAN and/or cellular network.
For example, exemplary communications environment 100 comprises mobile communication equipment (" MCD ") 105.The mobile communication equipment 105 that illustrates is multimode phone, but can comprise the multiple feature that moves any kind of (or portable) communication equipment.Such as, but be not limited to, mobile communication equipment 105 can comprise cell phone, beep-pager, follow the feature of personal digital assistant, Push Email equipment, handheld computer, laptop computer, mobile music player, mobile video player, moving game equipment etc.Except that special declaration, protection scope of the present invention should be not limited to the feature of any particular type of mobile communication equipment or the feature of itself.
For example, exemplary communications environment 100 can comprise a plurality of communication service suppliers.Such as, but be not limited to, instant message ISP 161, e-mail service supplier 162, music service supplier 163, video conference service supplier 164, weather service supplier 165, Video service supplier 166, press service supplier 167, investing tip supplier 168 etc.For example, typical environment 100 also can comprise movable information supplier, recreation supplier, locating information supplier, map supplier, database interface supplier etc.Except that special declaration, protection scope of the present invention should be not limited to mobile communication ISP's feature of any particular type or the feature of itself.
In typical non-restrictive version, mobile communication equipment 105 (or its user) can use first communication network (for instance, WLAN 110) so that first communication service (for instance, music provides service) to be provided to the user at first.For example, the mobile communication equipment 105 and/or first communication network can be before switching be carried out in decision, prepare in advance mobile communication equipment 105 is switched to the second communication network (for instance, WLAN 120), and transmit various preliminary switching configuration informations with (for instance, to) second communication network.Then, the second communication network can be done various preparations, to provide service to mobile communication equipment 105.First and second communication networks also can be the steady switching of communication equipment 105 from first communication network to the second communication network and do various preparations.In other words, various aspects of the present invention comprise based on preparing in advance to switching (for instance of switching, switching between two different communication networks) foundation is laid a solid foundation and the continuation of existing communication service (for instance, make carry out switch before, for switching the preparation of being done).
Fig. 2 is the typical flowchart according to the non-limiting method that is used to carry out switching setting in advance of various aspects of the present invention.For example, realize in any one that typical method 200 can be in multiple communication network environment, its a nonrestrictive example has been shown among Fig. 1.For example, this method 200 can realize in various system components that this system component can comprise mobile (or portable) communication equipment and/or various communication infrastructure assembly (access point and/or central site network control assembly for instance).
Such as, but be not limited to, the function of any or all of typical method 200 can realize in one or more modules of mobile communication equipment.For example, this module can comprise hardware and/or component software.For example, can pass through processor (for instance with any or all of function relevant in the disclosed method 200, microprocessor, microcontroller, digital signal processor, baseband processor etc.) carry out software (or firmware) instruction be stored in the memory (volatile memory and/or nonvolatile memory for instance) and realize.For example, the function of any or all in the typical method 200 also can be realized by application-specific integrated circuit (ASIC) (" ASIC ").
For example, the function of any or all in the typical method 200 can be realized (for instance, providing equipment etc. by one or more access points, base station, network controller, server) equally by communication network infrastructure.Therefore, except that special declaration, protection scope of the present invention should be not limited to the feature of specific actuating equipment.
Following argumentation will be introduced various aspects of the present invention by the realization in specific equipment (mobile communication equipment, access point, network controller etc. for instance).It should be noted that various aspects of the present invention generally can be by any realization the in the various device.Such as, but be not limited to, the various aspects that realized by mobile communication equipment discussed below can be realized that vice versa by network infrastructure.Therefore, except that special declaration, protection scope of the present invention can not be limited to the functional realization of particular device or device.
Therefore, can be by mobile communication equipment the switching from first communication network to the second communication network or potential switching typical method 200 is made an explanation.Adopting this sample loading mode is in order clearly to describe.Should be appreciated that the scope of each side of the present invention is easy to expand in the communication network handover scheme that comprises three or more communication networks and two or more mobile communication equipments.
In step 205, typical method 200 begins to carry out.Method 200 can begin to carry out to respond any one in multiple reason or the condition.Such as, but be not limited to, method 200 can begin to carry out the order (for instance, beginning to provide particular communication service) about beginning with the response user.For example, method 200 can begin to carry out (just, not having directly user's reciprocation) automatically.For example, method 200 can further begin to carry out with responding system order, detected communication condition, start or reset command, expection operation file etc.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature of any specific beginning reason or condition.
In step 210, typical method 200 can be included between the mobile communications device and first communication network and set up communication link.In the argumentation of Fig. 1, show the non-limiting characteristic feature of various mobile communication equipments and communication network earlier.
For example, the communication link of foundation can be corresponding to the particular communication service of mobile communication equipment or its user expectation.For example, the communication link of foundation can comprise one or more controls, synchronously and/or the communication channel of integrated information of being used between the mobile communication equipment and first communication network transmitting.
Step 210 can comprise in the related task any one set up of carrying out a plurality of and communication link.Such as, but be not limited to, step 210 can comprise carry out multiple synchronously, resource allocation, safety, evaluation, protocol handshake, power control and any one in necessary other operation for the foundation of the link of expectation.
In step 220, typical method 200 comprises by first communication network provides first communication service to mobile communications device (or its user).Such as, but be not limited to, this communication service can comprise shown in Fig. 1 and feature any exemplary service that formerly discussed.Though it should be noted that these services shown in Fig. 1, that can be provided for the exhaustive list of all communication services of this mobile communication system or its user anything but.
Step 220 can comprise carry out multiple with foundation and/or any of the relevant task of communication service is provided.Such as, but be not limited to, step 220 can comprise carry out multiple synchronously, resource allocation, safety, evaluation, protocol handshake, service quality judgements, power control setting, coding/decoding parameter setting, during bandwidth is consulted and necessary other operated for the foundation of the communication service of expectation any one.
It should be noted that in can be in many ways any one set up communication link (for instance, in step 210) and communication service (for instance, in step 220) is provided.For example, these modes can be corresponding to the feature of specific MCD, communication network and/or the service that will use/provide.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature that communication link is set up and/or communication service provides of any ad hoc fashion.
In step 230, typical method 200 can comprise whether judgement switches to the second communication network with mobile communications device from first communication network.If step 230 comprises judgement and will switch this mobile communications device that the execution flow process of typical method 200 will advance to step 232 to realize this switching so.If, yet comprising judgement, step 230 do not switch this mobile communications device, the execution flow process of typical method 200 will advance to step 240 so.
Step 230 can comprise judgement whether any one in many ways switch this mobile communication equipment.Can comprise such as but not limited to, step 230 and to use the channel measured and/or signal characteristic to judge whether by the second communication network this communication service is offered this mobile communication equipment can obtain than the higher quality level of the current communication service that provides.For example, step 230 also can comprise to small part based on operation file (for instance, by the user of network operator or mobile communication equipment definition) judge whether switch this mobile communication equipment.Therefore, for example, step 230 can comprise to small part based on the moment, available bandwidth, cost, network traffic management, quality of service requirement, position etc., judge whether switch this mobile communication equipment.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature of the judgement of any way that to whether mobile communication is switched to the second communication network from first communication network.
As previously mentioned, in the record of specification, the switching by mobile communication equipment from first communication network to the second communication network shows various aspects of the present invention.Such embodiment is only used for clearly describing, and therefore, except that specifying, protection scope of the present invention is improper only to be confined to arbitrary embodiment described above.
Such as but not limited to, typical scheme can comprise switching and/or the expection switching of mobile communication equipment between first communication network and second communication network; Wherein said first communication network is a cellular phone network, and the second communication network is computer network (personal area network (" PAN "), local area network (" LAN "), metropolitan area network (" MAN "), a wide area network (" WAN ") etc. for instance).Various typical methods also can comprise switching and/or the expection switching preparation of mobile communication equipment between first communication network and second communication network; The computer communication network of the relative short range of wherein said first communication network (for instance, wireless PAN or LAN), second communication network are long-range relatively computer networks (wireless MAN for instance).In addition, various typical scenarios can comprise that mobile communication equipment switches preparation in the switching and/or the expection of (for instance, between first WLAN and second WLAN) between the communication network of same-type.Further, various typical scenarios can comprise switching and/or the expection switching preparation of mobile communication equipment between terrestrial communications network and satellite communication network.
It should be noted that various aspects of the present invention also can be applicable to net interior switching (just, between two access points in the consolidated network).For example, the switching from first access point to second access point can be prepared in advance, and can judge such switching will be carried out the various actions of preparing in advance before whether will actually taking place.
Usually, step 230 can comprise whether judgement switches to the second communication network with mobile communication equipment from first communication network.Therefore, except that specifying, protection scope of the present invention is not limited between the feature of the variety of way of making this judgement or various net or the feature of handover scheme in the net.
In step 240, typical method 200 can comprise whether judgement needs to transmit (for instance with the second communication network, to and/or from) switch configuration information (for instance, even the judgement that this mobile communication equipment is switched to the second communication system from first communication system is not made and/or judgement that whether a kind of like this switching will take place is not also made).Usually, these switch configuration information and can be counted as: use the information that receives the switching of this mobile communication equipment with preparation for the second communication network, use preparing to be switched information for MCD to the second communication network, and/or for the use of first communication network this MCD is switched information to the second communication network.These various non-limitative examples that switch configuration information will occur in the argumentation of step 260 after a while.
For example, step 240 can comprise whether judgement switches configuration information with the communication network transmission more than.As a non-limitative example, step 240 can comprise whether judgement transmits the switching configuration information with the second communication network with third communication network.In a typical scenario, step 240 can comprise judges that one group (for instance, 1,2,3 or N) most possibly transmit recipient's network that (for instance, in step 260) switches signalization.For example, any exemplary steps shown in Fig. 2 and 3 and/or argumentation herein can realize in a plurality of communication networks in the candidate that switches as MCD.
Step 240 can comprise judgement, and any one in many ways and second transmission network transmit and switch configuration information.Can comprise such as but not limited to, step 240 and to judge whether to transmit based on the historical switching behavior of mobile communication equipment to small part and switch configuration information with the second communication network.For example, in mobile communication equipment, in one or more heterogeneous networks or may preserve roaming file (roaming profile) in a plurality of communication network and/or the retrievable central office of MCD (database for instance).For example, such roaming file can comprise the indication information of the form of historical switching behavior relevant with specific mobile communication equipment or its user and switching behavior.For example, such roaming file can comprise temporal information, date and time information, positional information, information on services, Network Recognition information etc.
For example, such roaming file can be preserved by the mobile communication equipment and/or the various communication network infrastructure of monitoring switching behavior (or form).For example, mobile communication equipment and/or various communication network infrastructure can be monitored the switching behavior of mobile communication equipment.For example, these behaviors that monitor can be used for estimating following switching.For example, such roaming file can manually be imported by the user or the network operator of mobile communication equipment.
In another example, whether step 240 can comprise and judge to transmit with the second communication network based on the geographical position to small part and switch configuration information.For example, the geographical position can be relevant with the overlay area of one or more communication networks.For example, the geographical position also can be relevant with mobile communication equipment.
Any one probe in can be in many ways is to the geographical location information of mobile communication equipment.By the mode of non-limitative example, can use the geographical position of global positioning system (" GPS ") the receiver judgement mobile communication equipment of mobile communication equipment.For example, also can use triangulation to judge the geographical position of mobile communication equipment.Further, can be based on estimating the geographical position of mobile communication equipment with the proximity of known network position (WLAN focus, work station LAN, campus network, the airport network relevant or have the proximity of any network of known geographical locations) for instance, with commercial facility with known geographical locations.
Whether step 240 also can comprise judges to transmit with the second communication network based on fixing geographical position and/or the geographical position of variation (or tendency) to small part and switches configuration information.For example, the geographical position of variation can show and enters may moving of the area of coverage relevant with the second communication network.For example, the geographical position of variation also can show and leaves may moving of the area of coverage relevant with first communication network.Step 240 comprises uses the geographical position that changes to estimate the switching of this mobile communication equipment to this second communication network, the so just transmission of the various switching configuration informations of triggering and second communication network.
In another embodiment, whether step 240 can comprise and judge to transmit with the second communication network based on the time to small part and switch configuration information.Step 240 comprises any one in the various types of temporal informations of consideration.Can comprise whether transmitting based on one or more following condition criterions such as but not limited to, step 240 and switch configuration information: constantly, absolute time, relative time, time quantum, date, what day, system data, date type, time window etc. with the second communication network to small part.In non-limitative example, step 240 can comprise uses time information and roaming file to estimate that mobile communication equipment enters the motion of the service coverage of second communication network.For example, step 240 can comprise service time information and geographic movements information estimate that mobile communication equipment enters the motion of the service coverage of second communication network.
For example, whether step 240 can comprise judges to transmit with the second communication network based on communication service characteristic (characteristic of particular communication service or offered the type of the communication service of mobile communication equipment by first communication network) for instance, to small part and switches configuration information.For example, such communication equipment characteristic can comprise the characteristic of particular communication service or the particular type of communication service.Such as but not limited to, step 240 can comprise based on the second communication network whether can and/or this mobile communication equipment of hope purpose provide the judgement of communication service to judge whether to transmit to switch configuration information with the second communication network.In non-limitative example, wherein the current forward mobile communication equipment of first communication network provides music service, and step 240 can comprise judges whether second communication can and/or be ready to continue to provide music service to this mobile communication equipment.In another embodiment, wherein the first communication network forward mobile communication equipment provides the service of the voice transfer (" VoIP ") based on Internet Protocol, and step 240 can comprise judges whether second communication can and/or be ready to continue to provide VoIP service to this mobile communication equipment.
For example, whether step 240 can comprise and judge to transmit with the second communication network based on the operation file of user definition to small part and switch configuration information.The front has been discussed the roaming file roughly.The file that may consider in the step 240 can comprise the file by user's definition of mobile communication equipment.For example, file of user's definable, it can specify in can realize expecting switching behavior under which type of condition.For example, the file of such user's definition can comprise temporal information, service characteristic information, communication network identifying information etc.For example, but such file with person's definition can be included in the time spent can discern the preferred service supplier that will use and/or the information of preferred communication network.In non-limiting typical scenario, the user can specify hereof: but in the time spent, specific wireless LAN is preferred for the VoIP service, the less preferred VoIP that is used for of specific MAN serves, the worst VoIP that is preferred for of particular cell phone network serves (for instance, passing through data channel) or standard cellular telephone communication.
Similarly, whether step 240 also can comprise and judge to transmit with the second communication network based on the file of the file of file/network operator's definition of communication network definition or ISP's definition to small part and switch configuration information.For example ISP's definable has been specified at the file that the handover operation between the diverse network of special services is provided.For example, network operator's definable has specified energy (or being ready) to realize the file of the diverse network of switching behavior and/or expection switching behavior.
For example, whether step 240 can comprise and judge to transmit with the second communication network based on the signal that changes or channel characteristics to small part and switch configuration information.Such as but not limited to, step 240 can comprise the signal of tracking variation or the needs of variation to estimate to switch of channel characteristics and/or analytic signal and/or channel characteristics.
For example, whether step 240 can comprise transmitting with the second communication network based on the type decision of the service program relevant with mobile communication equipment or its user to small part and switch configuration information.Such as but not limited to, various expection switching behaviors described herein can with relative high-end user's service program relevant (for instance, network interface plan and/or service provide plan).In such typical scenario, step 240 can comprise judges whether mobile communication equipment is relevant with the service program that allows the expection switching behavior.
Further, for example, step 240 can comprise to the reception of small part based on the signal of indicating this switching configuration information to be transmitted, and judges and whether transmits the switching configuration information with the second communication network.For example ought be not limited to, step 240 can comprise that network infrastructure carries out various analysis behaviors (for instance, independently or with MCD) to judge that switching configuration information need be transmitted.In so typical scheme, network infrastructure can send signal to mobile communication equipment and need be transmitted to indicate this switching configuration information.Then, whether mobile communication equipment to small part transmits the switching configuration information with the second communication network based on the signal determining that receives.For example, the signal of this reception can comprise the request that transmits this information or the feature of order.
Step 240 or wherein a part of can be realized by various communicators, such as but not limited to, mobile communication equipment (or one or more circuit or module) can be used for an execution in step 240 or a part wherein.For example, communication network infrastructure (access point, master controller etc. for instance) can be used for an execution in step 240 or a part wherein.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature of any specific device.
In a word, step 240 comprises whether judgement should transmit switching configuration information (for instance, even without making the decision that this mobile communication equipment is switched to the second communication system from first communication system) with the second communication network.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature of aforementioned typical embodiment.
In step 250, typical method 200 can comprise the execution flow process of controlling typical method 200.For example, step 250 can comprise the execution flow process based on the judgement control typical method of making 200 previously discussed in step 240.Do not transmit the switching configuration information with the second communication network if judge (for instance, in step 240), then, step 250 will indicate the execution flow process of typical method 200 to turn back to step 220 to continue using first communication network that communication service is provided.As an alternative, transmit preliminary switching configuration information if judge (for instance, in step 240) and second communication network, then, step 250 will indicate the execution flow process of typical method 200 to step 260.
In step 260, typical method 200 can comprise with the second communication network and transmitting the realization of this transmission (and/or facilitate) preliminary switching configuration information (for instance, judge carry out MCD from first communication network to before the switching of second communication network or before judging that this switching will take place).It should be noted that according to system configuration the transmission of switching configuration information can comprise transmission and/or receive multiple switching configuration information.
In various typical scenarios, any one during step 260 can comprise in many ways facilitated the transmission of switching configuration information.Such as but not limited to, step 260 can comprise generating to have the signal that can facilitate the feature of switching the configuration information transmission.For example, can send such signal to local hardware and/or software so that realize switching the transmission of configuration information by local circuit.For example, also can such signal be sent to another network entity, and then cause the transmission of switching configuration information by communication link.
In the first non-limiting typical scenario, mobile communication equipment independently or joint communication infrastructure is judged together and the second communication network transmit to switch configuration information.Then, mobile communication equipment can generate internal signal, causes that the transceiver circuit of mobile communication equipment and second communication network transmit to switch configuration information (for instance, directly or by first communication network or other intermediate communication network).As an alternative, or except that internal signal, mobile communication equipment can generate and to other networked devices (for instance, first and/or the access point or the controller of second communication network) send external signal, this signal equipment except this mobile communication equipment that makes transmits this switching configuration information.
Step 260 can comprise and transmits any in the considerable switching configuration information.Such as but not limited to, this switching configuration information can comprise security information.For example, this security information can comprise user and/or mobile communication equipment authorization information.For example, this security information also can comprise encryption and/or decryption information.For example, this security information can comprise encrypted message, accounts information, cryptographic keys information (for instance, open and/or privately owned secret key information etc.).
For example, this switching configuration information also can comprise identification mobile communication equipment and/or its user's information.For example, this identifying information can comprise personally identifiable information's (user's name, account number etc. for instance), mobile communication equipment identifying information (sequence number, issue number, model, telephone number, IP ground, other network address information etc. for instance).
In addition, for example this switching configuration information can comprise communication channel information.For example, this communication channel information can comprise description the information of the existing channel between this mobile communication equipment and first communication network and/or between this mobile communication equipment and second communication network the information of present and/or following channel.For example, channel information also can comprise the information of the one or more communication channels of description between first and second communication networks.For example, first communication network and second communication network can be opened a communication channel to be used to switch the transmission of configuration information between two networks.
For example, this switching configuration information can comprise any one in multiple PHY layer and/or the MAC layer parameters optimization.As a non-limitative example, this information can comprise multiple-input, multiple-output (" MIMO ") configuration information, training information etc.
For example, this switching configuration information can further comprise the information that is used for one or more communication services that second communication network that identification can switch will provide.For example, this service identifying information can comprise identification specific music service, 2 road or the information of the communication service of N road, telephone service, conference service, press service, positioning service, health monitoring service etc.For example, but the first communication network forward mobile communication equipment (or its user) provides one or more communication services.When preparing mobile communication equipment to may the switching of second communication network, can transmit the information of these services of description with the second communication network, the second communication network supposes that then it continues to provide to mobile communication equipment (or its user) responsibility of these one or more communication services.It should be noted that such communication service identifying information can comprise that identification provides the information of the specific company (or a plurality of company) of these services or universal class service.
For example, such switching configuration information can comprise quality of service information.For example, this quality of service information can comprise QoS information or the information of any kind of the quality of the service that will provide is provided.For example, this quality of service information can comprise the information of describing various communication requirements (reaction time restriction, bandwidth and/or data rate request, noise limit, error rate restriction for instance,, multiple channel quality standard weight any etc.)
For example, this switching configuration information can comprise positional information (geographical location information for instance).For example, this positional information can comprise the position of the position of describing this mobile communication equipment, Network Access Point and/or the relevant area of coverage, the building relevant with this mobile communication equipment or campus or adjacent building, the information etc. of relevant position with particular communication networks.This positional information can comprise any one the feature (gps coordinate information, network area information, describe any one the feature etc. in the multiple coordinate system of position with 2 dimensions or 3 dimension spaces) for instance, of information in all places information.For example, this positional information can from navigation system (for instance, obtain in GPS),, from direct user's input, obtain, from network-triangulation, obtain from obtaining with position and the form that network is associated, or the like.
For example, this switching configuration information can comprise that identification is for the information that continues to provide to mobile communication equipment the necessary resource of one or more services.For example, this switching configuration information can comprise the information of identification communication bandwidth requirement, protocol requirement, Digital Signal Processing requirement, coding requirement, modulation requirement, antenna requirement, power requirement, buffering requirement etc.For example, these resources with one or more communication services are provided to this mobile communication equipment and/or provide one or more communication services relevant to this mobile communication equipment with the extra fine quality level.
For example, this switching configuration information can comprise temporal information.For example, this temporal information can comprise that identification is at the expeced time of switching and/or the information of time window.For example, this switching configuration information can comprise absolute or relative time.For example, this temporal information can comprise time information, system data information, date and time information, date type information etc.
For example, this switching configuration information can comprise the negotiation information between mobile communication equipment, second communication network and/or first communication network.For example, this negotiation information can comprise the information of the communication resource that identification is request and/or available and/or authorize.For example, this negotiation information can comprise that identification is used for providing to this mobile communication equipment information expectation and/or minimum of resources of one or more communication services.For example, this negotiation information can comprise that also identification can be used for providing to this mobile communication equipment the information of the communication resource of the second communication network of one or more communication services.
As preceding summary, any one during step 260 can comprise in many ways transmits between a plurality of networked devices and switches configuration information.Such as but not limited to, the switching configuration information of this transmission can be in multiple networked entity any one in initiate (mobile communication equipment, first communication network, second communication network, one or more communication service supplier or any networked entity for instance).For example, the switching configuration information that transmits can be sent to any one (mobile communication equipment, first communication network, second communication network, one or more other communication network, one or more communication service suppliers or any networked entity etc. for instance) in the multiple networked entity.
As just example, do not represent closed set at the switching configuration information embodiment of preceding introduction.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature of the particular type of handover information.
This information of any one transmission during step 260 can comprise in many ways (send and/or receive).Such as but not limited to, step 260 can comprise by switching configuration information to the second communication network to small part by sending or impel mobile communication equipment to send directly or by first communication network or other intermediary's communication network, to realize transmitting (or facilitating transmissions) switching configuration information with the second communication network.For example, step 260 can comprise to small part switches configuration information by receiving or facilitate mobile communication equipment to receive from the second communication network from the second communication network directly or via first communication network, to realize transmitting (or facilitating transmissions) switching configuration information with the second communication network.
Step 260 can comprise by in the multiple communication medium any one, use in any one and the multiple transfer path in the multiple transport protocols any one (for instance, comprise direct transmission path and/or indirect communication path), transmit preliminary switching configuration information or facilitate the transmission of preliminary switching configuration information.
In step 270, typical method 200 can comprise that (for instance, before making the judgement of carrying out this switching or before judging that this switching will take place) preparation switches to the second communication network with this mobile communication equipment.This preparation can comprise any one in the multiple behavior of execution.Such as but not limited to, step 270 can comprise that this preliminary configuration information of switching of use is to carry out safety function (evaluation, secure communication initialization, cryptographic keys transmission etc. for instance).For example, step 270 can comprise and uses this preliminary configuration information of switching to divide be used in the resource of communicating by letter (communication resource of MCD, second communication network etc.) for instance, between mobile communication equipment and second communication network.For example, this resource can be used in the switching of reality or afterwards.The front provides the various embodiment of this communication resource.For example, this resource can comprise transceiver resources, channel resource (for example, coding, frequency, time slot etc.), power resource, cache resources, Digital Signal Processing resource, encoder/decoder resource, memory resource, processor resource etc.
In step 270, this typical method 200 can be included in set up one or more parts between mobile communication equipment and the second communication network and/or communication link completely.Can be included in such as but not limited to, step 270 and to set up control channel (be used for synchronously for instance,, power control, protocol handshake etc.) between mobile communication equipment and the second communication network.For example, before any judgement of carry out switching is made, this control channel can by MCD and second communication network use with communicate with one another.In addition, for example, in case the relevant information of the service that just can provide of switching can be waited in line to reduce the reaction time at access point.
As previously mentioned, if made the judgement that mobile communication equipment is switched to the second communication network from first communication network in step 230, the execution of typical method 200 will advance to step 232.In step 232, typical method 200 can comprise mobile communication equipment is switched to the second communication network from first communication network.For example, step 232 can comprise the preliminary switching configuration information that transmits based in step 260, finishes the part switch step of having carried out in step 270.
In step 234, typical method 200 can comprise by the continuation of second communication network provides one or more communication services to this mobile communication equipment.For example, the second communication network can continue to provide those that one or more communication services of (for instance, in step 220) are provided to this mobile communication equipment by first communication network always to this mobile communication equipment.
Step 236 can comprise that continuation provides communication service (for instance, from second communication network or alternative communication network) to this mobile communication equipment.
Some position in the implementation of typical method 200 (for instance, tentatively switching configuration information after step 260 transmits, and/or in the ready back of step 270), can make this mobile communication equipment is not the judgement that will take place from first communication network to the expection switching of second communication network and/or other communication network.This judgement can be made based on any one of various standards.Such as but not limited to, this judgement can to small part based on the closing of mobile communication equipment, this mobile communication equipment not or the motion, the timer that leave service area overflows, will offer the stopping of communication service, electricity shortage of this mobile communication equipment, decision that this MCD is switched to other communication network or access point waits and makes.
In such typical scenario, the preparation behavior that may need reverse execution (regaining for instance) in the expectation of this switching, to make.Such as but not limited to, the reverse execution of preparing behavior can comprise the withdrawal communication resource (channel resource, signal processing resources, buffer space, storage space etc. for instance), remove the communication link of partially or completely foundation etc.Be sent to a plurality of potential switchings and received in the non-limitative example of network will tentatively switching configuration information, receive network in case finally selected actual switching, need to regain the switching that non-selected potential switching reception network (or access point) is made and prepare.
Fig. 3 is the typical flowchart that is used to carry out the non-limiting method of expecting that switching is provided with according to various aspects of the present invention.For example, realize in any one that typical method 300 can be in multiple communication network environment (its non-limitative example is shown in Figure 1).For example, typical method 300 can be realized the multiple systems assembly relevant with the second communication system that receives the MCD that comes from the switching of first communication network, these system components include but not limited to communication network infrastructure assembly (access point and/or central controller assembly for instance).
Such as but not limited to, all functions of typical method 300 or any function all can realize in one or more modules of communication network access point or controller.For example, these modules can comprise hardware and/or component software.For example, all functions of discussing in the method 300 or any function all can be by processor (for example, microprocessor, microcontroller, digital signal processor, baseband processor etc.) carry out software (or firmware) instruction be stored in the memory (volatile memory and/or nonvolatile memory for instance) and realize.For example, the function of any or all in the typical method 300 also can be realized by application-specific integrated circuit (ASIC) (" ASIC ").
For example, the function of any or all in the typical method 300 can be realized one or more assemblies of mobile communication equipment (for instance, by) equally by mobile communication equipment or be realized by the combination of MCD and communication network infrastructure.Therefore, except that special declaration, protection scope of the present invention should be not limited to the feature of specific actuating equipment.
Therefore, can be by mobile communication equipment the switching from first communication network to the second communication network or potential switching typical method 300 is made an explanation.Adopting this sample loading mode is in order clearly to describe.Should be appreciated that the scope of each side of the present invention is easy to expand in the communication network handover scheme that comprises three or more communication networks and two or more mobile communication equipments.
In step 305, typical method 300 begins to carry out.Method 300 can begin to carry out to respond any one in multiple reason or the condition.Such as, but be not limited to, method 300 can begin to carry out the order about beginning (for instance, beginning to provide the standard traffic operation) with the response user.For example, method 300 can begin to carry out (just, not having directly user's reciprocation) automatically.For example, method 300 can further begin to carry out with responding system order, detected communication condition, start or reset command, expection operation file etc.Therefore, except that special declaration, protection scope of the present invention is not limited to the feature of any specific beginning reason or condition.
In step 310, typical method 300 comprises that operation does not provide the second communication network of communication service to this mobile communication equipment.For example, when this mobile communication equipment provides one or more communication service aforesaid operations can take place when first communication network that is different from the second communication network.
In step 320, typical method 300 comprises whether judgement carries out the switching of this mobile communication equipment (for instance, judging the switching that whether receives from the MCD of first communication system).Can share any or all the feature in the step 230 of shown in Fig. 2 and typical method 200 that before discussed such as but not limited to, step 320.For example, step 320 can comprise to small part based on signal and/or channel characteristics, operation file, constantly, available bandwidth, cost, network traffic management, quality of service requirement, position etc. make above-mentioned judgement.Therefore, except that special declaration, protection scope of the present invention is not limited to and is used to judge the feature that whether this mobile communication equipment is switched to any ad hoc fashion of second communication system from first communication system.
Step 320 can comprise the execution based on the judgement control typical method 300 of the switching of whether carrying out (receiving for instance) this mobile communication equipment.For example, comprise that in step 320 step 320 comprises that the execution flow process of controlling typical method 300 will advance to step 322 in the scheme of judgement reception from the switching of the MCD of other communication networks.As an alternative, comprise that in step 320 judgement does not receive in the scheme from the switching of the MCD of other communication networks, step 320 comprises that the execution flow process of controlling typical method 300 will advance to step 330.
In step 330, typical method 300 can comprise that judgement does preliminary preparation and/or provide communication service whether suitable to this MCD the switching that receives MCD.Can share any or all the feature in the step 240 of shown in Fig. 2 and typical method 200 that before discussed such as but not limited to, step 330.Such as but not limited to, step 330 can comprise that whether carrying out this to small part based on the judgements such as file, signal or channel characteristics, service program, the request that receives and/or order of the historical switching behavior of MCD, the file of roaming file, temporal information, date and time information, locating information, information on services, Network Recognition information, monitor and/or the switching behavior of manually importing, geo-location, service characteristic, COS, service provision capacity, user's definition, network operator or network definition tentatively switches preparation.
In step 340, typical method 300 can comprise the execution flow process of controlling typical method 300.For example, step 340 can comprise the execution flow process that is based, at least in part, on the judgement control typical method of making in the step 330 200.For example, if be judged to be switching and/or provide service to do preliminary preparation in step 330, step 340 can comprise that control execution flow process advances to step 360.As an alternative, if judge that in step 330 step 340 can comprise that control execution flow process turns back to step 310 not for switching and/or providing service to do preliminary preparation.
In step 360, typical method 300 can comprise with the preliminary switching configuration information that the switching of MCD is relevant and is sent to the second communication network.For example, step 360 can comprise from the MCD and/or first communication network and receives this information.For example, step 360 also can comprise from the second communication network and transmits this information to the MCD and/or first communication network.The characteristic feature (step 260 of the typical method shown in Fig. 2 200 for instance) of the various non-limiting examples of this information and/or its transmission is provided in the discussion in front.For example, this information can comprise: the feature of security information, user and/or mobile communication equipment authorization information, channel information, security feature information, quality of service information, locating information, resource identification information, temporal information, negotiation information, power control information etc.
Step 260 as discussed earlier, any one during step 360 also comprises in many ways transmits this information.Such as but not limited to, step 360 can comprise to small part to be switched configuration information or makes this mobile communication equipment and/or first communication network directly or by one or more intermediate communication networks send information to the second communication network by receiving from MCD or first communication network, to realize transmitting with the second communication network transmission of information (or cause) switching configuration information.For example, step 360 can comprise to small part to be passed through to send the switching configuration information to the MCD or first communication network, or make this mobile communication equipment and/or first communication network directly or by one or more intermediate communication networks from the second communication network receiving information, realize transmitting the transmission of information (or cause) and switch configuration information with this mobile communication equipment and/or first communication network.
Step 360 can comprise by in the multiple communication medium any one, use in any one and the multiple transfer path in the multiple transport protocols any one (for instance, comprise direct transmission path and/or indirect communication path), transmit preliminary switching configuration information or facilitate the transmission of preliminary switching configuration information.
In step 370, typical method 300 can comprise that (for instance, before making the judgement of carrying out this switching or before judging that this switching will take place), if switch generation, preparing provided one or more communication services to this MCD.For example, step 370 can comprise that use finishes above-mentioned preparation in the information that step 360 transmits.Can share any or all the feature in the step 270 of shown in Fig. 2 and typical method 200 that before discussed such as but not limited to, step 370.For example, step 370 can comprise and carries out safety behavior, resource allocation, formation part and/or whole communication link etc.
As previously mentioned, if made the judgement that mobile communication equipment is switched to the second communication network from first communication network in step 330, the execution of typical method 300 will advance to step 322.In step 332, typical method 300 can comprise the mobile communication equipment that reception comes from the switching of first communication network.For example, step 322 can comprise the preliminary switching configuration information that transmits based in step 360, finishes the part switch step of having carried out in step 370.
In step 324, typical method 3000 can comprise by the second communication network and continues to provide one or more communication services (for instance, replace first communication network and/or except first communication network) to this mobile communication equipment.For example, the second communication network can continue to provide those one or more communication services that always provided to this mobile communication equipment by first communication network (step 220 in Fig. 2 for instance) to this mobile communication equipment.
Typical method 336 can comprise that continuation provides communication service (for instance, from second communication network or alternative communication network) to this mobile communication equipment.
Some position in the implementation of typical method 300 (for instance, tentatively switching configuration information after step 360 transmits, and/or in the ready back of step 270), can make this mobile communication equipment is not the judgement that will take place from first communication network to the expection switching of second communication network and/or other communication network.This judgement can to small part based on the closing of mobile communication equipment, this mobile communication equipment not or the motion, the timer that leave service area overflows, will offer the stopping of communication service, electricity shortage of this mobile communication equipment, decision that this MCD is switched to other communication network or access point waits and makes.
In such typical scenario, the preparation that may need reverse execution (regaining for instance) in the expectation of this switching, to make.Such as but not limited to, the reverse execution of preparing behavior can comprise regains the communication resource (channel resource, signal processing resources, buffer space, storage space etc. for instance), the part or all of communication link of setting up of dismounting etc.
Refer now to Fig. 4, this figure is the exemplary block diagram that is used to carry out the non-limiting communication equipment 400 of expecting that switching is provided with according to various aspects of the present invention.For example, this communication equipment 400 can be mobile communication equipment, Network Access Point or base station, network controller or other network foundation assembly, integrated circuit, insertable communication module etc.For example, communication equipment 400 can be shared shown in Fig. 1 or the typical MCD 105 that infers or the various features of communication network infrastructure.
For example, communication equipment 400 (or assembly wherein or module) can be shared whole and any functional character of the typical method 200,300 shown in Fig. 2-3.It should be noted that typical communication equipment 400 can realize various aspects of the present invention in software and hardware.
This representative communication equipment 400 can further comprise any one in a plurality of user's interface modules 440.This user's interface module 440 can be used for assisting communication service being provided and/or receiving general input and output information from the user of communication equipment 400 to the user.
Generally speaking, the invention provides a kind of expection system and method that switching is provided with that is used between communication network, providing.Though invention has been described in conjunction with the accompanying drawings and embodiments among the application, persons of ordinary skill in the art may appreciate that also to make various changes and to be equal to and replace and do not depart from the scope of the present invention the present invention.In addition, can make multiple modification to the present invention according to instruction of the present invention does not depart from the scope of the present invention to adapt to specific situation and material.Therefore, the present invention is not limited to above-mentioned disclosed various embodiment, the present invention includes all and falls into the interior embodiment of claim scope.
It is the priority that January 31, application number in 2007 are 60/887,484, name is called the U.S. Provisional Patent Application of " expection between the network is switched " that the application requires the applying date, and the application is incorporated among the application with reference to its full content and with it.
Claims (10)
1, a kind of processor that is used for realizing between communication system expection switching setting, it is characterized in that, described processor comprises: at least one module, and before judgement switched to the second communication network with mobile communication equipment from first communication network, described at least one module was used at least:
Judgement should transmit described switching configuration information with the second communication network;
Facilitate with the second communication network and transmit described switching configuration information.
2, processor according to claim 1 is characterized in that, described at least one module is arranged in the mobile communication equipment.
3, processor according to claim 1 is characterized in that, described at least one module is arranged at least one infrastructure in described first communication network and/or the second communication network.
4, processor according to claim 1 is characterized in that, described at least one module is judged and should will be transmitted described switching configuration information with the second communication network based on the historical switching behavior of described mobile communication equipment at least in part.
5, processor according to claim 4 is characterized in that, described at least one module is determined the historical switching behavior of described mobile communication equipment at least in part by the switching behavior of monitoring described mobile communication equipment.
6, processor according to claim 1 is characterized in that, described at least one module to small part is judged and be transmitted described switching configuration information with the second communication network based on the geographical position.
7, processor according to claim 6 is characterized in that, described at least one module to small part is judged and be transmitted described switching configuration information with the second communication network based on the geographical position of described mobile communication equipment.
8, a kind of method that is used for realizing between communication system expection switching setting is characterized in that described method comprises:
Before mobile communication equipment is switched to the second communication network from first communication network:
Judgement should transmit described switching configuration information with the second communication network should;
Facilitate with the second communication network and transmit described switching configuration information.
9, a kind of mobile communication equipment is characterized in that, comprising:
At least one interface; And
At least one module is used at least:
Communicate by letter with the cordless communication network of the first kind;
Communicate by letter with the cordless communication network of second type; And
Judge mobile communication equipment switched to the second communication network of second type from first communication network of the first kind before:
Judgement should transmit described switching configuration information with the second communication network;
Facilitate with the second communication network and transmit described switching configuration information.
10, mobile communication equipment according to claim 9 is characterized in that, described at least one interface comprises the radio transceiver circuitry that is used for a plurality of dissimilar communication.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88748407P | 2007-01-31 | 2007-01-31 | |
| US60/887,484 | 2007-01-31 | ||
| US12/020,800 | 2008-01-28 |
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| CN101242660A true CN101242660A (en) | 2008-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100740335A Pending CN101242660A (en) | 2007-01-31 | 2008-01-31 | Anticipatory hand-off setup method for communication system, processor and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273294A (en) * | 2008-12-30 | 2011-12-07 | 维里逊专利及许可公司 | Proactive handover policy |
| CN102546321A (en) * | 2010-12-30 | 2012-07-04 | 中兴通讯股份有限公司 | Method and system for processing services of personal network, and personal network equipment |
| CN101668326B (en) * | 2008-08-25 | 2013-11-13 | 美国博通公司 | Communication network and method |
-
2008
- 2008-01-31 CN CNA2008100740335A patent/CN101242660A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101668326B (en) * | 2008-08-25 | 2013-11-13 | 美国博通公司 | Communication network and method |
| US8831565B2 (en) | 2008-08-25 | 2014-09-09 | Broadcom Corporation | Position-based control of access to alternative communication networks |
| CN102273294A (en) * | 2008-12-30 | 2011-12-07 | 维里逊专利及许可公司 | Proactive handover policy |
| CN102546321A (en) * | 2010-12-30 | 2012-07-04 | 中兴通讯股份有限公司 | Method and system for processing services of personal network, and personal network equipment |
| CN102546321B (en) * | 2010-12-30 | 2016-05-11 | 中兴通讯股份有限公司 | A kind of individual network service processing method, system and personal network equipment |
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