CN101253734A - Methods and devices for location determination and location-based services in wireless wide area networks, wireless local area networks and wireless personal area networks - Google Patents
Methods and devices for location determination and location-based services in wireless wide area networks, wireless local area networks and wireless personal area networks Download PDFInfo
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Abstract
Embodiments describe methods, systems, and devices that utilize positional information to determine location of other device and/or to provide a location-based message. A method can include receiving a location information of a mobile device and using an access point to transmit location information to one or more other devices that do not include location functionality that are in communication with the mobile device. The method can further include transmitting a message to the mobile device based at least in part on the received access location information. In another embodiment, the method can include receiving a user preference data from the mobile device or one or more other devices and transmitting a communication to the mobile device or one or more other devices that conforms to the user preference data.
Description
The cross reference of related application
The application's case is entitled as the 60/697th of METHODS ANDDEVICES FOR INTERWORKING OF WIRELESS WIDE AREA NETWORKS ANDWIRELESS LOCAL AREA NETWORKS OR WIRELESS PERSONAL AREA NETWORKS according to what 35U.S.C. § 119 (e) advocated application on July 7th, 2005, the 60/712nd of No. 504 U.S. Provisional Patent Application cases and application on August 29th, 2005, the right of No. 320 U.S. Provisional Application cases, described application case is incorporated herein by reference in full.
Technical field
Below describe content and relate generally to wireless network, and relate in particular to the seamless interworking of the communication between wireless wide area network (WWAN), wireless lan (wlan) and/or the Wireless Personal Network (WPAN).
Background technology
Electronic installation can comprise a plurality of communication protocols.For instance, mobile device has become multi-function device, and it provides Email, internet to insert and traditional cellular communication continually.Mobile device can (for example) utilizes any one or both in the following technology and is equipped with the wide-area wireless connectivity: the third generation is wireless or cellular system (3G) or Institute of Electrical and Electric Engineers (IEEE) 802.16 (WiMax) and other WWAN technology to be defined.Simultaneously, the WLAN connectivity based on IEEE 802.11 also is installed in the mobile device.Ultra broadband (UWB) and/or also soon can in mobile device, use based on the WPAN local connectivity of bluetooth.
Other example of a plurality of communication protocols in the electronic installation comprises laptop computer, and it can comprise the WPAN that is used for described laptop computer is connected to wireless mouse, Wireless Keyboard etc.In addition, laptop computer can be included in that other agreement to be defined (for example, IEEE 802.11n/s/r/p) goes up the device of operation in IEEE 802.11 agreements (IEEE 802.11a/b/g/i/e) of any current definition or IEEE 802.11 series.WLAN catches on, and (for example) is just for individual and commercial object and building in family and the enterprise.In addition, cafe, Internet bar, library and public and private organization also utilize WLAN.
The WWAN technology is with wide area (ubiquitous) covering and wide-area deployment and famous.Yet it may suffer building penetration loss, cover the cavity, and compares with WPAN with WLAN and to have limited bandwidth.WLAN and WPAN technology provide very high data rate, near hundreds of megabit second, be limited to the hundreds of foot usually and be limited to tens feet usually under the situation of WPAN but cover under the situation of WLAN.
The number of network and agreement is owing to the cause for the functional demand that is associated with unique users demand and dispersion protocol increases rapidly.The user is switched effort between this type of diverse network and agreement, and in many cases, and the user is trapped in the network and does not consider may be what in preset time for the network of described user's the best.In view of above content, need provide bumpless transfer between network and/or the agreement to optimize and to concentrate on communication protocol for user's the best.
Summary of the invention
Below provide simplification general introduction, so that the basic comprehension to some aspects of this type of embodiment is provided to one or more embodiment.This general introduction is not the extensive overview of described one or more embodiment, and neither wishes to differentiate key or the important element of embodiment, does not wish to describe the scope of this type of embodiment yet.Its sole purpose is some notions that described embodiment is provided with the form of simplifying, as the preamble of describing in detail that provides after a while.
Because the network and the agreement of number of different types are passed in individual migration,, the embodiment of this paper helps steady, seamless communication so providing the user to pass the bumpless transfer of diverse network and agreement.Embodiment provides various optimisation techniques changing between diverse network and agreement, and this conversion can be based on user preference, customer location, signal strength signal intensity and/or other standard.This bumpless transfer can be transparent for the user or can open the beginning by the user.
According to a feature, be a kind of method of transmitting the positional information of mobile device.Described method comprises the positional information that receives mobile device, and uses access point positional information to be transferred to one or more other devices that do not comprise position location functionality of communicating by letter with described mobile device.Can based on received accessing position information transmission of messages be arrived described mobile device to small part.
According to another feature, be a kind of method of definite setting position.Described method can comprise the location estimation value that request does not have the mobile device of position location functionality, and from access point receiving position estimated value, described location estimation value can be based on the positional information that receives from the device with position location functionality.Can produce speech data transmits together with positional information being used for.
According on the other hand, be a kind of mobile device that comprises memory, the information that described memory stores is relevant with the customer multi-media preference.Further comprise processor in the described mobile device, the information of its analyzing stored in memory, and part determines whether the Multimedia Message that receives to be sent to the user of mobile device based on customer location.According on the other hand, described mobile device comprises and is configured to provide the functional wlan component of WLAN and is configured to provide WWAN functional WWAN assembly.Transceiver can be coupled to WWAN assembly and wlan component, and described transceiver is configured to transmit the positional information of the mobile device that produces with respect to the WWAN assembly.
Another aspect is a kind of equipment that is used for position-based and user preference receiving multimedia content.Described equipment comprises and is used to produce the device of device location information and is used for by WLAN is provided the device of functional wlan component transmission of location information.Also comprise the device that is used to receive the device of location-based content of multimedia and is used for content of multimedia optionally is sent to the user.
On the one hand be the computer-readable media that stores computer executable instructions above a kind of again, described computer executable instructions is used for: positional information is sent to access point, store the user preference relevant, and part is optionally accepted location-based message based on user preference with location-based message.If described location-based message meets user preference, can accept described location-based message so.If it does not meet user preference, do not accept described location-based message so.
Be the processor that a kind of execution is used for the instruction of definite cordless communication network position more on the one hand.Described instruction comprises from access point request location estimation value and from access point receiving position estimated value, and described location estimation value can be based on the positional information that receives from the device with position location functionality.Described instruction further transmits the location estimation value with speech message.
Another aspect is a kind of location-based service method that is used to provide.Described method is included between first device and at least one second device and sets up cordless communication network.To be sent at least one second device with the positional information that first device is associated.Part is adjusted location-based service based on the positional information that is transmitted that is associated with first device at described second device.
In order to realize above and relevant purpose, one or more embodiment comprise the feature that spells out in hereinafter abundant description and claims.Some illustrative aspect of content and described one or more embodiment of accompanying drawing set forth in detail is below described.Yet several modes in the variety of way that the principle of each embodiment can be used are only indicated in these aspects, and described embodiment wishes to comprise all these aspects and equivalent thereof.
Description of drawings
Fig. 1 explanation is according to the wireless communication system of each embodiment provided herein.
Fig. 2 is the explanation according to the multi-address radio communication system of one or more embodiment.
Fig. 3 is the block diagram of an embodiment of mobile device.
Fig. 4 illustrates the method for the type of the network of determining that mobile device should be connected to.
Fig. 5 is the simplified block diagram of another embodiment of mobile device.
Fig. 6 illustrates the method for the calling that the location receives from the user of the mobile device that utilizes the GPS functional assembly.
Fig. 7 illustrates that the location does not utilize the other method of the mobile device (for example, mobile phone) of gps receiver.
Fig. 8 explanation utilizes the method for the access point in WWAN, WLAN and/or the WPAN network.
Fig. 9 explanation utilizes positional information seamlessly to switch the method for mobile device between WWAN and WLAN/WPAN.
Figure 10 explanation utilizes positional information to strengthen another embodiment of the service method of mobile device automatically.
Figure 11 explanation provides the method for ad-hoc network under the situation that does not have available access point.
Figure 12 explanation can utilize the exemplary self-configuring ad-hoc network of WLAN and WWAN technical construction.
Figure 13 explanation utilizes WLAN and WWAN technology to construct the method for self-configuring ad-hoc network.
Figure 14 illustrates the synchronous method of adjacency side's tabulation to help to access terminal on the initialization WWAN control channel.
Figure 15 illustrates the peer-to-peer communications in the wlan network.
The method that Figure 16 explanation is registered and/or verified in independent basic service set (IBSS) network.
Figure 17 illustrates exemplary ad-hoc mesh network.
Figure 18 explanation is according to the system of the communication between a plurality of communication protocols in one or more embodiment coordinating radio communication environment provided herein.
Figure 19 explanation is according to the system of the communication in the various aspects coordinating radio communication environment.
Figure 20 explanation can be in conjunction with the wireless communications environment of various system and methods uses described herein.
Embodiment
Now each embodiment is described referring to accompanying drawing.In following description content,, state a large amount of specific detail so that detailed understanding to one or more aspects is provided for the purpose of explaination.Yet, obviously can not have to put into practice this type of embodiment under the situation of these specific detail.In other example, show well-known construction and device so that help to describe these embodiment with the block diagram form.
As used in the present application, hope such as term " assembly ", " system " refer to computer related entity, and it is combination, software or the executory software of hardware, firmware, hardware and software.For instance, assembly can be process, processor, object, executable program, execution thread, program and/or the computer that (but being not limited to) moved on processor.In the mode of explanation, application that moves on calculation element and described calculation element all can be assemblies.One or more assemblies can reside in process and/or the execution thread, and assembly can and/or be distributed between two or more computers on a computer.In addition, these assemblies can store the various computer-readable medias execution of various data structures above oneself.Assembly can be by this locality and/or remote process, for example according to (for example having one or more packets, from by another component interaction in signal and local system, the distributed system and/or go up data with an assembly of other system interaction at network (for example, internet)) signal communicate by letter.
The embodiment that is disclosed can comprise various heuristic and/or inference scheme and/or the technology that combines with the network or the communication protocol of employed dynamic change.As used herein, term " deduction " is meant substantially from the process by release or inference system, environment and/or state of user one group of observations of incident and/or data capture.Can use deduction to discern specific situation or action, perhaps (for example) can produce the probability distribution about state.Deduction can be probabilistic, promptly about the calculating of the probability distribution of the state paid close attention to based on consideration to data and incident.Infer the technology also can refer to be used for constitute more senior incident from one group of incident and/or data.This type of deduction causes new incident or the action of structure from the one group of observed incident and/or the event data of being stored, no matter whether described incident is being closely related on the degree around, and no matter described incident and data still are several incidents and data source from one.
Therefore, expection is according to embodiment described herein, but user's automatic shift or leave and enter the different communication district.Auto-action (for example, the user seamlessly is converted to WLAN from WWAN during communication session) can be thought along with inferring that the user changes with respect to the intention of handle communication sessions and third level communication, passive type/background communication and session on the horizon.With respect to taking auto-action, can implement machine learning techniques to help to carry out auto-action.In addition, the analysis (for example, the benefit of taking correct auto-action being carried out the factor with the cost of taking incorrect operation decomposes) based on effectiveness can be incorporated in the process of carrying out auto-action.More particularly, these aspects based on artificial intelligence (AI) can be by any suitable implementing based on the technology of machine learning and/or based on the technology of statistics and/or based on the technology of probability.For instance, expection (is for example used professional system, fuzzy logic, SVMs, greedy searching algorithm, rule-based system, Bayes (Bayesian) model, Bayesian network), neural net, other non-linear training technique, data fusion, based on the analytical system of effectiveness, use the system of Bayesian model ..., and wish in these scopes that fall into appending claims herein.
In addition, this paper describes each embodiment in conjunction with subscriber station.Subscriber station also can be described as system, subscriber unit, travelling carriage, mobile device, distant station, access point, base station, remote terminal, accesses terminal, user terminal, user agent or subscriber equipment.Subscriber station can be that cellular phone, cordless telephone, session initiation protocol (SIP) phone, wireless local loop (WLL) are stood, PDA(Personal Digital Assistant), have the handheld apparatus of wireless connections ability or be connected to other processing unit of radio modem.
In addition, various aspects described herein or feature can use standard program and/or engineering to be embodied as method, equipment or product.Term used herein " product " wishes to contain can be from the computer program of any computer readable device, carrier or medium access.For instance, computer-readable media can be including (but not limited to) magnetic storage device (for example, hard disk, floppy disk, magnetic stripe ...), CD (for example, compact-disc (CD), digital multi-purpose disk (DVD) ...), smart card and flash memory device (for example, card, rod ... key drive).
Now referring to accompanying drawing, Fig. 1 explanation is according to the wireless communication system 100 of each embodiment provided herein.System 100 can comprise one or more access points 102, its each other and/or to one or more mobile devices 104 receive, transmission, repeat (etc.) wireless communication signals.Access point 102 can be represented the interface between wireless system 100 and the cable network (not shown).
Each access point 102 can comprise transmitter chain and receiver chain, its a plurality of assemblies (for example, processor, modulator, multiplexer, demodulator, demultiplexer, antenna that each can comprise again with signal transmits and reception is associated ...).Mobile device 104 can be (for example) cellular phone, smart phone, laptop computer, handheld communications device, hand-held computing device, satellite radio devices, global positioning system, PDA and/or other the suitable device that is used for communication on wireless system 100.In wireless system 100, can make the existence of knowing wireless system 100 and to system's 100 transmission information from the cyclical transmission of the small data packets (being commonly referred to beacon) of access point 102.But mobile device 104 sensing beacons also attempt to set up the wireless connections that arrive access point 102 and/or arrive other mobile device 104.
The assembly that is arranged in mobile device 104 can be operated helping monitoring which user at each network together with one or more access points 102, and can get help by GPS assembly and/or the WWAN assembly that is associated with mobile device 104.As an alternative or in addition, can positional information be provided to the wlan component that is associated with the mobile device that does not comprise GPS or other positioning component from the WLAN access point.Can described positional information be provided to mobile device by via being near access point 104 GPS or the fair positional informations that access terminal and obtain with multi-mode of WAN or that communicate by letter (comprise and receive and the transmission beacon) with access point 104 with stationkeeping ability.
Positional information can be used for predicting which user is suitable for carrying out transparent handover to second network most.For instance, in open zone commercial center, the user can use the mobile device 104 that is connected to common broadband network.Along with the user walks close to particular merchant, mobile device 104 can seamlessly switch to bluetooth, than arrowband etc.The network that mobile device switched to can wish to advance or be pulled to the content of mobile device 104 and changes along with the user.
Because commercial network may be because the dynamic characteristic in shopping center and overlapping, thus mobile device 104 can be under not from user's mutual situation seamless switching between each commercial network spontaneously.System 100 allows network to cooperate each other and mobile device 104 is handed over to another network from a network.This can utilize the GPS assembly to realize, described GPS component monitors user's position and the required content of waiting to advance/be pulled to device.
Fig. 2 is the explanation according to the multi-address radio communication system of one or more embodiment.Illustrated system 200 comprises the WLAN that is associated with cable LAN (LAN).Access point 102 can be communicated by letter with mobile device 104.Access point 102 is connected to ethernet concentrator or the electric wire connecting junction 202 that is used for LAN.Ethernet concentrator 202 can be connected to one or more electronic installations 204, and described electronic installation 204 can comprise personal computer, peripheral unit (for example, facsimile machine, photocopier, printer, scanner etc.), server etc.Ethernet concentrator 202 can be connected to router two 06, and described router two 06 arrives modulator-demodulator 208 with data packet transmission.Modulator-demodulator 208 can be with data packet transmission to wide area network (WAN) 210, for example internet.Single, the simple network configuration of system's 200 explanations.The many additional configuration that comprise the system 200 of substituting electronic installation are possible.Although, might system 200 can utilize other technology that comprises WWAN and/or WPAN individually or simultaneously with reference to LAN explanation with described system 200.
System 200 can help mobile device 104 the current access point that is just utilizing by mobile device 140 with and the access point 102 that is associated of system 200 between seamless switching.The transfer of this network of being supported to access point 102 and to access point 102 can be through selecting to provide looked for functional with the user to mobile device 104, and can wish to insert or upload to the data of mobile device 104 and change along with mobile device 104 positions or user.(and unrestricted) for instance, wireless device can be coupled to electronic installation 204 to utilize the WWAN and/or the WLAN that can use by electronic installation 204 functional.This transformation can be by user Qi Shihuo by system's 200 spontaneous execution.
Fig. 3 illustrates the simplified block diagram of an embodiment of mobile device 300.Mobile device 300 can comprise WWAN (for example, code division multiple access (CDMA), it is a technology of utilizing spread spectrum technique), WLAN (for example, IEEE 802.11) and/or correlation technique.Mobile device 300 can be used as voice (VoIP) phone based on Internet Protocol.VoIP comprises by the internet and/or by the telephone relation of IP network transferring voice.VoIP can be utilized in the time of perhaps near it is in the WAP (wireless access point) (WAP) that is connected to the broadband network that the VoIP service is provided by mobile device 300 utilization of being in.Under other situation, mobile device 300 can be as conventional mobile phone work when communication service is provided.
In one embodiment, the functional WWAN assembly 302 of WWAN is provided and provides the functional wlan component 304 of WLAN to be positioned at together and can communicate by letter with transceiver 308 by bus 306 or other structure or device.Should be appreciated that the communicator except that bus also can be used for the embodiment that disclosed.Transceiver 308 is coupled to one or more antennas 310 to allow mobile device 300 and transmit and/or to receive.Wlan component 304 can produce and be provided to the speech data of transceiver 308 to be used to communicate by letter.In one embodiment, WWAN functional assembly 302 and/or WLAN functional assembly 304 can be included in the processor of mobile device 300.In another embodiment, WWAN is functional can be provided by different integrated circuits with WLAN is functional.In another embodiment, WWAN is functional can provide by comprising functional one or more integrated circuits that utilized by both with WLAN is functional.Mobile device 300 is equipped with for the connectivity of wide area (WWAN) and local (WLAN and WPAN) and selects to realize the abundant combination of service and user experience.
WLAN functional assembly 304 can comprise optional WPAN functional assembly 312.Mobile device 300 can be connected to WWAN or WLAN and WPAN or be connected to both simultaneously based on one or more standards relevant with the function of mobile device.Described standard can be stored in the memory of mobile device, and processor can be analyzed network based on the standard of being stored.Describe these standards and relevant connection referring to Fig. 4 and determine, the method 400 of the type of the network that Fig. 4 explanation is used for determining that mobile device should be connected to.Though method showed and be described as a series of actions for the purpose of the simplicity of explaination, but should be appreciated that and understand, the order that described method is not moved limits, because according to these methods, some actions can take place simultaneously by the order different with the order of this paper displaying and description and/or with other action.For instance, being understood by those skilled in the art that and understanding, can be a series of inter-related states or incident with method representation perhaps, for example in state diagram.In addition, may not be to need the action of all explanations to implement following method.
Described method starts from 402, mobile device request access network.Described network can be WWAN, WLAN and/or WPAN.When sending request, one or more access points that are associated with network can receive described request and respond with the network information of the characteristic that can comprise each network.For instance, mobile device can receive network type information, bandwidth information, cost of serving, useful application, signal strength signal intensity, the access point number discerned etc.
When receiving the network information, mobile device can be analyzed a certain standard at 406 places and connect and will provide optimum for the user of mobile device about what network so that determine greatly.For instance, described standard can comprise application or the bandwidth necessary condition of utilizing based on mobile device that arrives the application of mobile device to be downloaded, the bandwidth that mobile device can be used.In other embodiments, described standard can be the cost (for example, least cost service provider) that the user to the mobile device of WWAN and/or WLAN causes.It is in another embodiment, described that determine can be based on the application of using WWAN and/or WLAN to use.In extra embodiment, described standard can be the best coverage that can use when being in its current location of mobile device (for example, based at the signal strength signal intensity of WWAN and/or WLAN or the access point number of being discerned).Other embodiment can be with the standard above pointed out and can be by the user of mobile device or by one or more combination the in other standard of service provider's definition.Described standard can be embedded in WWAN functional assembly, WLAN functional assembly, WWAN functional assembly and WLAN functional assembly or reside in another controller in the mobile device.
Based on the standard of analyzing at 406 places, mobile device can be connected to WWAN or WLAN and WPAN at 408 places separately.In another embodiment, mobile device can be connected to WWAN and WLAN and WPAN simultaneously.Be connected with the possible the best that satisfies described one or more standards based on the standard of being analyzed about independent determining of still connecting simultaneously.
Interworking between WWAN and the WLAN (and WPAN) can relate to the database that a plurality of wireless networking providers, a plurality of service provider and available connectivities are selected according to position or other heterogeneous network topology.For instance, along with Internet Service Provider or private entity at the new access point of WLAN and/or the functional interpolation of WPAN (for example, the access point that is provided by private company etc.), WWAN service provider can keep the latest data storehouse of available networking and service according to the position.In addition, in certain embodiments, WWAN can be not to extend its connectivity by the WLAN of service provider's foundation and/or the existence of WPAN multi-hop mesh network by utilization.In multi-hop mesh networks, the minor node that serves as simple router can be installed.Each node then transmits the low-power signal that can arrive near other node.Node transmits near another node being near these.This process can repeat till data arrive its final destination.
The combination of these technology realizes using a model and serving of the new type that can not be individually obtains from every kind of technology (WWAN, WLAN and/or WPAN) in the mobile device.These application by the mutual establishment between WWAN and the WLAN technology can be categorized as several regions.For instance, these technology can be categorized as location-based service, based on regularly service and/or based on the service of topology.Location-based service can comprise the position of mobile device users need be through confirming so that the emergency situations of this type of emergency services to be provided, yet embodiment described herein is not limited to emergency services.For instance, the user of mobile device (end user) may need location-based record keeping service.The service of these types comprises those services of wherein user being kept accounts with different rates according to user's position.For instance, the user may work as and has a kind of rate when it is in, and has different rates during in office (or other job site) or in internet information station or Internet bar when it.In another embodiment, can utilize positional information that the content of multimedia that can download to mobile device is provided.This content of multimedia can be decided according to the position, and it in the stadium or the shopping center, can provide different content of multimedia based on the user.
Now referring to Fig. 5, it illustrates the simplified block diagram of another embodiment of mobile device 500.In one embodiment, the functional WWAN assembly 502 of WWAN is provided and provides the functional wlan component 504 of WLAN to be positioned at mobile device 500 and can communicate by letter with transceiver 508 by bus 506 or other structure or device.Transceiver 508 is coupled to one or more antennas 510 to allow mobile device 500 and transmit and to receive.WLAN functional assembly 504 can comprise optional WPAN functional assembly 512.In addition, can provide global location service (GPS) functional assembly 514 to realize based on location and/or regularly functional.Can provide many utilizations based on location or positional information and functional application regularly.
For instance, in retail center or shopping center (indoor and/or outdoor), retail division can have the access point of being kept by identical or different service provider.When the user got around near commercial center, different access points can pick up the user simultaneously.Because may there be the overlapping of a certain degree in WLAN owing to the cause of the position of retail division, so can set up user's accurate or apparent position by GPS assembly or other positioner.If the user is near music shop or video information station etc., the user can receive from the offer of retail division and buy film or music so.Offer can be recommended by the position that utilizes the user by retail division, where is positioned at because the user knows in system.Described offer also can be based on the user preference of before having been set up by the user (at mobile device inner or externally pass through service provider).The user can select to utilize described offer or refuse described offer.Should be appreciated that,, can prevent that so some retail division from providing unwanted service to the user if user preference is known.
If the user selects (for example) to download movies, the user can insert WAN and be the film defrayment with credit card and/or predetermined method of payment (for example, stored value card) so.After confirming payment, the user can receive selected film together with have right, management and the further feature that certain movie is associated.Can use different networks to transmit right and content.In one case, can use WWAN to transmit right, and insert content itself by WLAN.Can be according to requiring to insert active service (for example, film) by WLAN or WWAN.For instance, can DVD be downloaded to mobile device by WLAN (because cause of data processing amount).Utilize which functional determining of uploading data can be by the functional WWAN assembly of WWAN being provided, providing the combination of the functional wlan component of WLAN or WWAN assembly and wlan component to determine.Describedly determine also can to make by controller that is associated with mobile device or processor.
Fig. 6 illustrates the method 600 of the calling that the location receives from the user of the mobile device that utilizes the GPS functional assembly.Described method starts from 602, and this moment, the user of mobile device opened the beginning calling.This calling can be that emergency telephone call (for example, 911 call out) or its can be non-emergency call.In one embodiment, when opening the beginning at 602 places when calling out, the dialogue-based signaling message that opens beginning agreement (SIP) can carry the positional information by the supply of GPS functional assembly.SIP can be used for opening the signaling protocol that beginning, modification and termination can comprise the oolhiu interactive user session of optional multimedia element (for example, Internet session, phone, event notice, video, instantaneous information receiving and transmitting, game on line and/or virtual reality).Positional information can be carried to (for example) voip call agency at 604 places.Therefore, if emergency situations takes place, the position that has positional information and know the caller is acted on behalf of in voip call so.The voip call agency can be supplied to suitable agency with this information at 606 places.This is useful when the caller does not know to call out the position and/or this information can't be sent to the calling reciever.
In another embodiment, can beyond the overlay area of local network/WLAN of user, call out.For instance, WLAN AP can be arranged in user house, and the user may just talk with mobile phone at this user's backyard.When the user talked, the user may get around and pace up and down (have a mind to and/or by mistake) to the overlay area by different WLAN services.In another embodiment, the user can take mobile phone to than distant positions (for example, in the friend family, in the relative family, school).
In another embodiment, opening the beginning at 602 places calls out.If mobile device is in the position of realizing by the broadband access of WAP (wireless access point) (WAP), mobile device utilizes this broadband access at 608 places so.The position of mobile device during the transceiver of the positional information that can obtain by the WWAN interface that can transmit use device at 610 places provides calling.Speech data by the functional generation of WLAN can be provided to the communication of transceiver to be used for sending with positional information.The method can use hand-held set to carry out utilizing in school that promptly (or non-emergent) call out or the educational environment (for example) children.The broadband access that is used for consumer positioning (children) that is provided by school and/or other mechanism can be provided hand-held set, and information is offered calling reciever (for example, police, fire department).Therefore, can position children (or other people), and not need this children's delivering position information.
Now, the method 700 of not utilizing gps receiver or the wireless device (for example, mobile phone) of the functional GPS assembly of GPS being provided of locating is described referring to Fig. 7.It is that those of simple function with WLAN for example or WPAN access terminal that single-mode accesses terminal.For instance, the mobile phone of handling VoIP does not at home utilize the Embedded GPS technology usually.Yet in some situations (for example, emergency), definite position that does not have the mobile device of GPS technology may be still very important.Even when device is left home far because the user is carried to diverse location (for example, in educational institution, the friend family) with device, still can determine the position of device.This determines can be based on the known location that is near other device the mobile device that does not utilize the GPS technology.Identical access point and/or a plurality of access point in the described a certain geographic area that can comprise the access point that utilizes by the mobile phone that does not have the GPS technology in the neighbourhood.
702 places are determined to start from the position, and the user who does not have the mobile device of GPS technology this moment opens the beginning and calls out.Mobile device contact access point is to call out.Access point can have the tabulation or simultaneously from dual mode device (for example, utilizing the functional device of WLAN, WPAN and/or GPS) reception information.Dual mode device can be provided to access point with its positional information or be provided to other WLAN station (user terminal) by control or administrative messag according to operator scheme (foundation structure or ad-hoc).Have from the access point of two positional informations that access terminal and in infrastructure network, to broadcast this information.At 708 places, near other user terminal the access point can use described information to carry out location management.At 710 places, VoIP accesses terminal and can use the positional information in the SIP signaling message to come indicating positions information.At 712 places, positional information can be used for location-based service and/or is used for marketing and/or sales message are provided to mobile device.If the user is in retail shop (for example, outdoor or indoor commercial center), positional information also can be used for user to mobile device so provides information about particular retail information.Should be appreciated that marketing and/or advertisement are optional (shown in dotted line), and may be not used in the embodiment that is disclosed.
The position that can roughly count roughly the user who is in interior of building, because the user enters building from the locality, described locality is user's a nearest known coordinate.Described nearest known coordinate can latch or keep by accessing terminal, and leaves up to for example user till the time of building, and can utilize functional and/or other positioner of GPS to set up new position.When the user leaves building or building structure, access terminal and to obtain its current location by GPS or other positioner.In addition, have a plurality of users and enter building, and each user's nearest known coordinate can be determined to constitute at the scope of particular access point (WLAN) and/or base station (WAN) through combination.Access point (WLAN) can determine that it is with respect to base station (WAN) and/or with respect to the position that positional information is fed back to any device of access point.Therefore, although access point may not have the device that is used for determining himself position, provide positional information by the mobile device that inserts described access point.
Fig. 8 explanation utilizes the method 800 of the access point in WWAN, WLAN and/or the WPAN network.Have the functional mobile device of WWAN and WLAN and/or WPAN and can be positioned at gps receiver on the mobile device or the pilot tone signaling by WWAN receives network timing accurately from (for example).This regularly can be used for service quality (QoS) and/or handoff management.At 802 places, in the zone of focus or a plurality of access points and/or near mobile device can receive beacon from access point.Receive after the beacon, at 804 places, mobile device can utilize inner GPS functional or with respect to the WWAN that obtains by the WWAN interface regularly and to adding time of advent of beacon timestamp.Beacon message can comprise the current network load at Access point identifier, access point position, WLAN AP place etc.At 806 places, the time of advent and the out of Memory that add stamp can send to network management (NM) system by (for example) WWAN link by mobile device.At 808 places, the tabulation of the NM system held access point and/or the time of advent.This information can be by the database or the memory maintenance that are associated with the NM system.Keep the tabulation of the present load at detected access point in the zone of WLAN/WPAN, channel that access point is just using and/or its beacon transmissions time and each AP place at the NM system (for example) of WWAN and/or WLAN.The user can utilize this information to select the suitable AP and/or the network that will add.
At 810 places, the tabulation of the access point in the zone that the NM system can be connected to mobile device sends to mobile device.Access point tabulation can comprise the present load at respective channel and/or beacon transmissions time and access point place, and at 808 places by NM systematic collection and the out of Memory kept.
In another embodiment, mobile device (for example, accessing terminal) can the beacon time be tuned to each of access point, and measure the channel quality information that received (for example, SNR).Mobile device can be shared information about the link-quality of current network and other network with current AP.This information can be delivered to the NM system at 808 places, and this information can be inserted by other user.In this way, can provide handoff management at WLAN/WPAN.In addition or as an alternative, this information can be broadcasted by specific signaling and/or by the information element beacon by each access point.Described information element beacon can be by near the mobile device utilization the access point to upgrade NM system or proximity network information.
In another embodiment, can utilize positional information between WWAN and WLAN/WPAN, seamlessly to switch mobile device, illustrated in the method 900 as Fig. 9.Described method starts from 902 places, wherein can pass through GPS functional assembly or other localization method (location of other device in for example, triangulation, the near zone ...) positional information of mobile device can be used.At 904 places, can with by WWAN can with the indication of poor signal quality send to mobile device.For instance, mobile device can be indicated specific bandwidth and/or signal strength signal intensity should can be used for carrying out specific function and/or be satisfied requirement/service quality for the particular link of described device, if and link condition does not satisfy these requirements and/or service level, can send a message to mobile device so, and/or produce message by mobile device.About system requirements (for example, bandwidth, signal strength signal intensity ...) information can be stored in the memory of mobile device, and can be based on the information that provides by service provider and/or user because it uses relevant with one or more devices.The processor that is associated with mobile device can be analyzed institute's canned data and determine whether to satisfy system requirements.If meet the demands, device can be connected to current network so.If do not meet the demands, device can be searched for the network that satisfies matching requirements so.
For instance, at 906 places, WLAN is functional to be detected beacon and determines available signal strength signal intensity and/or the bandwidth in WLAN access point place.At 908 places, this information can utilize (for example) to switch to WLAN definite when good on the WLAN than on WWAN from WWAN when bandwidth and/or signal strength signal intensity by WWAN and/or WLAN functional assembly by mobile device.Described information also can be used for switching to WWAN from WLAN.Should be appreciated that the conversion from WLAN to WWAN and/or from WWAN to WLAN is seamless, and the user of this device may be unaware of the switching of carrying out network type.
In another embodiment, at 910 places, signal strength signal intensity of determining at 906 places and/or bandwidth can be used for and other device coupling.For instance, if mobile device allows and the connectivity of other device, mobile device can be coupled to those other devices so.In this way, the connection that provides by WLAN of mobile device utilization.(and unrestricted) for instance, mobile device can be coupled to computer to utilize the WWAN and/or the WLAN that can use by computer functional.
Figure 10 explanation utilizes positional information to strengthen another embodiment of the service method 1000 of mobile device automatically.For instance, can on accessing terminal, begin video phone call by WWAN.By the not enough bandwidth on (for example) WWAN, it is relatively poor that video and/or graphics resolution may or become.May need to move to another location (for example, in the family, cafe, library as an alternative or in addition, the user can begin meeting in office, and in the session ...).This comprises and carries out calling out the late into the night to adapt to the caller's who is in different time zone situation.Described calling can be during a position begins and is conversing either party or both sides be movable to diverse location.Calling can continue when the user changes the position and not interrupt, and mobile device can seamlessly be verified when it moves through diverse access point and/or network.
(for example, the WWAN access point in) the near zone time, the positional information that is provided by GPS assembly or other positioner of mobile device can send to network management (NM) system when move to access point at 1002 place's mobile devices.At 1004 places, the searching access point that accesses terminal can be pointed out by the NM system, and information, its channel of operation and beacon timing and out of Memory about the WLANAP that exists in the described zone are provided.At 1006 places, to follow access point searching and be lockable to beacon but access terminal, it can be the beacon timing that is provided by the NM system.At 1008 places, can carry out handover and will install from WWAN with (for example) and switch to WLAN and/or switch to WWAN from WLAN.Because WLAN is typically connected to broadband network, so can significantly improve call quality if call transfer is redirected to WLAN.Can improve the resolution of video and figure greatly, and mobile device (for example, accessing terminal) can be attached to computer display to utilize the high-resolution video calling.This makes enhanced service become possibility, for example the performance in performance of Zeng Qianging or the zone that before can not realize inserting.
As an alternative or in addition, in IEEE 802.11n wlan standard, time-based scheduling can take place.For instance, access point can be declared to the scheduling that accesses terminal transmission package and/or wrap from the reception that accesses terminal.Access terminal and to receive bag at the fixed time and then can when the time that sends bag occurs, send bag.These scheduling can be transmitted and coordination by the WWAN signaling link by the NM system.The NM system can be assigned to different access points together with suitable schedule information with different accessing terminal.
In another embodiment, some application may have harsh shake requirement, and may need to receive regularly from network.For instance, in VoIP, shake is the variation of the time between each bag arrives, and can be caused by network congestion, timing wander and/or route change.Can be at having the available accurate timing in applications exploiting mobile device place that shake requires.Can drive access point and mobile device according to network clocking.If access point does not have clock accurately, mobile device can be provided to access point by the functional GPS assembly of GPS is provided with timing (for example) so.Access point can make this that receive from mobile device regularly can be by non-double mode and/or do not have a use that accesses terminal of timing function.
In another embodiment, can utilize WWAN and WLAN technology to construct self-configuring ad-hoc network.The ad-hoc network can be operated utilizing under the infrastructure mode of access point, perhaps can be only to comprise station (for example, mobile device) but the wireless network that do not have access point, or utilize the network of infrastructure mode (access point) and ad-hoc mode.The ad-hoc network also can be described as independent basic service set (TBSS) network.
The ad-hoc network can have different qualities surely according to applicable cases.For instance, in some emergency (for example, disaster), different institutions (for example, fire-fighting, police, safety ...) may utilize different frequency to make communication can keep minimum interruption.Therefore, these mechanisms may not effectively respond, and maybe may be difficult to communicate with one another.Double mode accessing terminal can provide low-cost business system, and it can solve the needs of a plurality of mechanisms during urgent (with daily) situation.
Now, the method 1100 that the ad-hoc network is provided is described under the situation that does not have available access point referring to Figure 11.This has the double mode interior of building that accesses terminal emergency worker's (for example) may be useful.Described method starts from 1102 places, and the terminal that wherein is positioned at building or other inclusion region is under the WLAN pattern.When opening the beginning in end during message, terminal is with all information relays that it had accessing terminal in its near zone.At 1104 places, each terminal that receives information with (from the terminal use and from other terminal) information relay of being had to its terminal near zone separately.At 1106 places, this information relay between the terminal forms the IBSS network.At 1108 places, described information finally advances to one also can have accessing terminal of WWAN connection.Therefore, can be access terminal form in the fast-changing urgent environment simple embodiment with broadcast its from the terminal use with and near zone other information that accesses terminal and receive.Though this can produce the non-optimum utilization of bandwidth, it also provides enough redundancies, and message transmission goes out building and received by suitable recipient thereby allow the most at last.
In alternate embodiment, complicated embodiment can use the agreement of ospf (OSPF) type to be used for the route structure, indicates as 1110 places.OSPF is the IGRP of developing at IP network at first.Described agreement can be used the preferential or link-state algorithm with the shortest part that routing iinformation is sent to the node in the network based on router.Can calculate the shortest path that arrives each node based on the landform that comprises node.Yet, it should be noted that these agreements may spend some times and assemble, and may be unsuitable for topology and continue the environment that changes.
Figure 12 explanation can utilize the exemplary self-configuring ad-hoc network 1200 of WLAN and/or WWAN technical construction.For instance, metropolitan areas can be by at having high bandwidth but do not require the WLAN node cluster service of the application of high mobility.In general, will pass back to the proposal that WAN is a costliness from the business of each the LAN node on the optical fiber link, therefore, self-configuring ad-hoc network can provide more cheap alternative method.
As described, mobile device 1202 can wireless mode be trooped with WLAN node 1204,1206,1208 and is communicated by letter.Several nodes 1204,1206 may be connected to optical fiber upstream device 1210, and other node 1208 is free of attachment to optical fiber upstream device 1210.Should be appreciated that though show an equipment 1210, network can comprise an above equipment.Can utilize WLAN node 1204,1206,1208 that business is relayed to the node (for example, node 1204 and 1206) that fibre optic transmission equipment connects from mobile device 1202 and/or source node (for example, node 1208).
One or more nodes can be to be configured to the hot node operated on a plurality of WLAN channels simultaneously, and for example node 1208.In the exploitable channel 1212 one picks up business from the station that is associated with node.Can utilize another (or more than one) channel 1214 to carry out relay function.Perhaps, individual channel 1216 can be associated with hot node 1204, and can utilize individual channel 1216 to pick up professional and the execution relay function.
Should and communicate by letter by control, coordination between the WLAN node 1204,1206,1208 and realize the configuration network topology, with channel allocation to different nodes and/or make routing decision.Functional in order to realize this, one or more WLAN nodes can have wherein the WWAN function of being built into of node 1206 places explanations.Bi-functional realizes can be used for controlling the outband channel of purpose.
Network management (NM) system 1218 can be associated to create initial landform with ad-hoc network 1200.The NM system also can determine to use which channel in 1212,1214,1216.Another function of NM system can be the route of determining between the node 1204,1206,1208.
(and unrestricted) for instance can provide (perhaps hand-held set can obtain) first access point being in its peak value or just using the most information of its resource sometime and with which frequency to hand-held set by WAN.The diverse access point that is closely adjacent to first access point can arrive its peak value at different time and/or with different frequency.Utilize this information, channel or frequency that hand-held set needn't continuous tuning be utilized to second access point are because it can be supplied with about both information of first and second access points.In this way, when tuning hand-held set known and listened to the beacon of arbitrary access point.It also can utilize position and timing information to determine whether it is movable to diverse access point and/or frequency.
Now referring to Figure 13, illustrate and utilize WLAN and/or WWAN technology to construct and show referring to Figure 12 and the method 1300 of the similar self-configuring ad-hoc of description person network.Described method starts from 1302 places, and wherein each node utilizes the WWAN channel to indicate its gps coordinate, and described gps coordinate can be sent to the NM system.At 1304 places, learn that initial topology can be created by the NM system of the position of each node.Described topology through design to realize enriching connectivity and different route between the node from described node to the node that is connected to WAN by optical fiber.At 1306 places, the NM system also can determine channel to be used and route.At 1308 places, the information relevant with each node can download on the WWAN.In case the activation hotspot just can be collected other measured value at 1310 places.At 1312 places, the signal strength signal intensity that is received can be sent to the NM system, described NM system can utilize initial topology and route to take into account the actual field condition.In addition, access point can utilize the timing information that is produced by WWAN to make itself synchronous.
Above-described method and system is the catenet that centralized approach and can be used for has the focus of strong qos requirement.Can make the maximum capacity of network, make minimum interference simultaneously.
Figure 14 explanation is used for adjacency side on the initialization WWAN control channel and tabulates with another embodiment of the synchronous method 1400 that helps to access terminal.Described method can be used in the self-configuring based on wireless mesh network.Described method starts from 1402 places, at this moment the WLAN node initializing.In the time similar substantially to node initializing, its adjacency side's tabulation on 1404 places exchange WWAN control channel.These can comprise about the access point in the peripheral region and/or just utilizing the information of the mobile device of those access points in abutting connection with square tabulation.For instance, the tabulation of adjacency side can comprise the timing signal that is transmitted in response to the communication on the WWAN by mobile device.For example can utilizing, the agreement of ospf (OSPF) exchanges the tabulation of adjacency side and creates shortest path with distributed way.The exchange that 1404 places regularly tabulate can comprise by WLAN transmission and based on the second timing signal of the timing signal that sends in response to the communication on the WWAN.At 1406 places, mobile device or access terminal can utilize the timing information that is produced by WWAN to carry out that self is synchronous, and other accesses terminal and communicates by letter by WLAN and one or more based on second timing signal to be used for.This can be directly finishes by known (for example, tabulate according to adjacency side or directly by himself WWAN function) nearest WWAN or the WLAN access point of the degree of approach.Perhaps, it can be from having functional this information of reception that accesses terminal of combination WWAN and WLAN.For instance, the transmission of timing signal can comprise timing signal accessed terminal from first and sends to one or more other terminals that access terminal synchronous with first.
Figure 15 illustrates the peer-to-peer communications 1500 in the wlan network.Under some feelings situation, access terminal individually and 1502 and 1504 can use one or more WLAN access points 1506,1508 to communicate with one another.In order to improve this communication, can be used to make the clock synchronization that accesses terminal from the timing information of WWAN access point 1508,1510.To understand, it is functional 1510 that some access points can only comprise WLAN functional 1506 or WWAN, or WLAN functional with functional both combination 1508 of WWAN.
If device has WWAN functional 1512,1514 or learns the WWAN access point, can provide timing information by the WLAN access point so.Perhaps, can utilize any or two functional this information is provided to of WWAN on accessing terminal to access terminal, described accessing terminal then can use described information to communicate by letter on WLAN.
The method 1600 that Figure 16 explanation is registered and/or verified in independent basic service set (IBSS) network.The IBSS network is the wireless network based on IEEE 802.11 with maincenter foundation structure.The IBSS network is made up of at least two wireless stations.The IBSS network can be described as the ad-hoc network, because it can utilize few planning or not plan and quick structure.Can utilize to reside in to access terminal or the functional registration that accesses terminal of WWAN and/or the checking at WLAN access point place, insert with communication or the service that is used for being undertaken by the WLAN access point.
Described method starts from 1602 places, but the functional indicating device identifying information of WWAN at the place that wherein accesses terminal or registration message (for example, the device that resides on the subscriber identity module is discerned).First registration message can comprise encryption key.Can be by coming demo plant identifying information or registration message from first WWAN that accesses terminal.At 1604 places, can and be provided to WLAN access point or other service with second registration message or device identification transmission.Second registration message can be based on first registration message.The message that arrives WLAN can be transmitted by passback or by the aerial token or the air interface that obtain via the described WWAN that accesses terminal.This also allows to utilize can be by the device certain encryption keys of WWAN system or wlan system checking.
Described registration/verification method the user who accesses terminal with have WLAN functional but lack to arrive the broadband of network (for example, internet) or fully the information station that connects of passback to carry out in the situation of radio communication be useful.In this case, can provide checking or charging information (for example, music, video or out of Memory) by WWAN at sales situation.For instance, can exchange in WWAN is the specific User Recognition of device or user (for example, password or encryption key).This makes to access terminal and can obtain token or other identifying code at 1606 places.At 1608 places, described token or other identifying code can be wirelessly transmitted to information station, thus the accessing video that allows to access terminal, song or other content of multimedia.In this way, to the access of permission that access terminal by WLAN.Should be appreciated that, by WWAN second registration message is transferred to access terminal after, the 3rd registration message based on second registration message can be sent to the WLAN access point from accessing terminal.This 3rd registration message can send by the various medium that comprise air interface.
Also can provide this content of multimedia based on the position of mobile device.For instance, in commercial center, can provide content of multimedia from one or more retail shops or other retail division based on customer location and user preference.User preference can be the preference that had before been transmitted and be stored in by the user in the memory of mobile device.But the information of processor analyzing stored in memory that is associated with mobile device, and determine to accept content of multimedia and send it to user that the user still ignores and do not send to device.In another embodiment, user preference can be sent to the service provider who keeps described information.For instance, if the user is near the movement value shop and illustrated before that this user need be about motion and/or any information of movement value (not for example, current sale or price reduction, activity ...), the message transmission that can prevent from so to be broadcasted by described certain shops is to user's mobile device.Should be appreciated that content of multimedia is optionally, and can utilize the embodiment that is disclosed under the situation of not using content of multimedia.
According to another embodiment, can be by the WWAN ad-hocWLAN network that is coupled.For instance, if find one or more IBSS networks, it can be coupled by the passback that is provided by WWAN so.This one or more WLAN nodes in given IBSS/stand are found or may be realized during by the access point discovery of WWAN.This allows to return the WLAN station that connects from different I BSS by having the WWAN that big bandwidth maybe may have the access of improved service.Described different I BSS can provide and may relative to each other cover for the radio in discrete zones of different.
According to another embodiment is the ability of multicast and/or broadcasting in the IBSS network.Can provide broadcasting and multicast message by the WWAN passback.This can help position-based information that broadcast or multicast message or data are provided.In addition, this can provide based on by WWAN can with timing information come the ability (for example, can be used to timing signal) of the broadcast or multicast message of transmitting synchronous at the timing purpose from adjacent WWAN access point.
Figure 17 illustrates exemplary ad-hoc mesh network 1700.Network 1700 is illustrated as the ad-hoc network that utilizes four access points or base station " A " 1702, " B " 1704, " C " 1706 and " D " 1708.Ad-hoc mesh network 1700 can use the access point of any number, and only selects four access points for purposes of illustration.Should be appreciated that ad-hoc mesh network 1700 can be to be in network under the infrastructure mode (not shown) that utilizes access point, not utilize the peer-to-peer network of access point, or utilizes the network of infrastructure mode (access point) and ad-hoc mode.
The topology explanation access point A 1702 of network 1700 is connected to access point B 1704, access point C1706 and/or access point D 1708 by radio communication.Should be at the decision-making of access point foundation about active link.This decision-making can be carried out by the wide area control channel, and in described wide area control channel, each access point sends to central network management (NM) system 1710 with its gps coordinate (or other positioning means).Have NM system 1710 definite network topologies of the position of all access points 1702,1704,1706,1708 in the network 1700 and the communication link between the access point 1702,1704,1706,1708.For instance, NM network 1710 may determine that in described topology access point A 1702 should communicate by letter with access point B1704, and access point B 1704 should communicate by letter with access point C 1706, and access point C 1706 should communicate by letter with access point D 1708.NM system 1710 can determine also which channel each access point should use according to frequency management.For instance, NM system 1710 can determine that access point A 1702 should use channel A or 20MHz channel, and access point B 1704 should use different channels, for example different 20MHz channels etc.
In the ad-hoc network, can delete or add access point at any time.Yet it is constant in smooth communications to be provided that the communication between the access point should keep.When major event (disaster etc.) takes place, may need to change whole topology.Therefore, control channel should be configured to enough connectivities are provided and not have excessive interference.Each access point is configurable to have WLAN functional, and it disposes a grant channel for each access point automatically, thereby allows any one to communicate by described network management channel.This grant channel has alleviated the problem that is associated with the availability that lacks control channel.Channel is sent to NM system 1710 with its coordinate.This can set up by the bandwidth of any grade, and arrowband WAN channel can be enough to be used in this purpose.In case receiving position information is with regard to reconfigurable ad-hoc network or set up new ad-hoc network.
Just in the combination of ad-hoc mode (no access point) or infrastructure mode and ad-hoc mode, in the network operating, utilizing hand-held set to set up the part of network or network.The configuration of network in this case, may not utilize the NM system, because can change fast.In this case, each hand-held set is broadcasted its information, and the hand-held set of the information of reception will be relayed other hand-held set to information.The transmission of this information or relay will continue till information arrives its destination.In this reciprocity ad-hoc network, the first hand-held set A may utilize WLAN to communicate by letter to hand-held set B.Hand-held set B may utilize WWAN to communicate by letter with hand-held set C.Hand-held set can utilize mixed mode or be provided with and communicate by letter, and is functional as long as hand-held set has WWAN, WWAN, WPAN, a Wi-Fi etc.
Now, the one or more systems 1800 that help the coordinating communication between a plurality of communication protocols in the wireless communications environment according to the embodiment that is disclosed are described referring to Figure 18.System 1800 can reside in the access point and/or in the user's set.System 1800 comprises receiver 1802, and it can be from (for example) receiver antenna receiving signal.Receiver 1802 can be carried out typical action, for example filtering, amplification, down converted etc. to the signal that is received thereon.Receiver 1802 also can make signal digitalized to obtain sample through what regulate.Demodulator 1804 can obtain the symbol that is received of each symbol period, and the symbol that is received is provided to processor 1806.
User's set 1800 can comprise memory 1808 in addition, and it operationally is coupled to processor 1806 and storage information and any other suitable information about coordinating communication.Memory 1808 can be stored the agreement that is associated with coordinating communication in addition.To understand, data storage device described herein (for example, memory) assembly can be volatile memory or nonvolatile memory, perhaps can comprise volatibility and nonvolatile memory.The unrestricted mode with explanation, nonvolatile memory can comprise read-only memory (ROM), programming ROM (PROM), electrically programmable ROM (EPROM), electrically-erasable ROM (EEROM) (EEPROM) or flash memory.Volatile memory can comprise random-access memory (ram), and it serves as external cache.The unrestricted mode with explanation, RAM can many form utilizations, for example synchronous random access memory (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), Double Data Rate SDRAM (DDR SDRAM), enhancing SDRAM (ESDRAM), Synchlink DRAM (SLDRAM) and direct Rambus RAM (DRRAM).The memory 1808 of native system and/or method wishes to be including but not limited to these and any other suitable type of memory.User's set 1800 further comprises Symbol modulator 1810 and the reflector 1812 of transmission through modulation signal.
Figure 19 is the explanation that helps the system 1900 of coordinating communication agreement according to various aspects.System 1900 comprises base station or access point 1902.As described, reception antenna 1906 is passed through from one or more user's set 1904 received signals in base station 1902, and is transferred to one or more user's sets 1904 by transmit antenna 1908.
Figure 20 illustrates example wireless communication system 2000.Wireless communication system 2000 is described a base station and a terminal for the sake of brevity.Yet, should be appreciated that system 2000 can comprise an above base station or access point and/or above terminal or user's set, wherein extra base station and/or terminal can be similar in fact or different with exemplary base station described below and terminal.In addition, should be appreciated that, base station and/or terminal can use system described herein and or method help to carry out therebetween radio communication.
Now referring to Figure 20, on down link, at access point 1905 places, 2010 receptions of transmission (TX) data processor, format, coding, alternation sum modulation (or sign map) business datum also provide modulation symbol (" data symbol ").Symbol modulator 2015 receives and deal with data symbol and frequency pilot sign and symbols streams is provided.Symbol modulator 2015 multiplexed datas and frequency pilot sign also obtain one group of N transmission symbol.Each transmission symbol can be data symbol, frequency pilot sign or signal values of zero.Frequency pilot sign can be sent out continuously at each symbol period.Frequency pilot sign can be through frequency division multiplex (FDM), Orthodoxy Frequency Division Multiplex (OFDM), time division multiplexing (TDM), frequency division multiplex (FDM) or code division multiplex (CDM).
Transmitter unit (TMTR) 2020 receiving symbols stream also is converted into one or more analog signals, and further regulate the down link signal that (for example, amplification, filtering and up-conversion) analog signal is suitable for transmitting with generation on wireless channel.Down link signal then is transferred to terminal by antenna 2025.At terminal 2030 places, antenna 2035 receiving downlink signals also are provided to acceptor unit (RCVR) 2040 with the signal that is received.The signal that acceptor unit 2040 adjustings (for example, filtering, amplification and down-conversion) are received also makes signal digitalized to obtain sample through what regulate.Symbol demodulator 2045 obtains N institute's receiving symbol and the frequency pilot sign that is received is provided to processor 2050 to be used for channel estimating.Symbol demodulator 2045 further receives the frequency response estimated value that is used for down link from processor 2050, the data symbol that received is carried out data demodulates to obtain data symbol estimated value (it is the estimated value of the data symbol that transmitted), and the data symbol estimated value is provided to RX data processor 2055,2055 pairs of data sign estimation of described RX data processor value is carried out demodulation (for example, symbol de-maps), release of an interleave and the decoding business datum to recover to be transmitted.The processing complementation that the processing that symbol demodulator 2045 and RX data processor 2055 are carried out is carried out with access point 2005 place's Symbol modulator 2015 and TX data processor 1910 respectively.
On up link, TX data processor 2060 processing service data also provide data symbol.Symbol modulator 2065 receives and multiplexed data symbol and frequency pilot sign, carries out modulation, and symbols streams is provided.Transmitter unit 2070 then receives and process symbol flows to produce uplink signal, and described uplink signal is transferred to access point 2005 by antenna 2035.
At access point 2005 places, come the uplink signal of self terminal 2030 to receive by antenna 2025 and handle to obtain sample by acceptor unit 2075.Symbol demodulator 2080 then handle sample and be provided for up link the frequency pilot sign that receives and data symbol estimated value.RX data processor 2085 deal with data sign estimation values are to recover the business datum by terminal 2030 transmission.Processor 2090 is now carried out channel estimating with terminal at each that just transmitting on up link.
For multi-address system (for example, FDMA, OFDMA, CDMA, TDMA etc.), a plurality of terminals can be transmitted on up link simultaneously.For this type systematic, can between different terminals, share pilot subbands.Cross in the pilot subbands that is used for each terminal under the situation of whole operation frequency band (may except that band edge) and can use channel estimation technique.This pilot subband structure will be used to obtain the frequency diversity of each terminal ideally.Technology described herein can be implemented by the whole bag of tricks.For instance, these technology may be implemented in hardware, software or its combination.For the hardware embodiment, the processing unit that is used for channel estimating may be implemented in one or more application-specific integrated circuit (ASIC)s (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), processor, controller, microcontroller, microprocessor, through design with other electronic unit or its combination of carrying out function described herein in.For software, embodiment can realize by the module (for example, process, function etc.) of carrying out function described herein.Software code can be stored in the memory cell and by processor 2090 and 2050 and carry out.
Should be appreciated that embodiment described herein can be implemented by hardware, software, firmware, middleware, microcode or its any combination.When system and/or method were implemented in software, firmware, middleware or microcode, program code or the code segment, it can be stored in the machine-readable medium (for example, memory module).Code segment can be represented process, function, subprogram, program, routine, subroutine, module, software kit, kind, or any combination of instruction, data structure or program statement.Code segment can be coupled to another code segment or hardware circuit by transmission and/or reception information, data, independent variable, parameter or memory content.Can use and comprise any suitable method such as Memory Sharing, message transmission, token transmission, Network Transmission and transmit, transmit or transmission information, independent variable, parameter, data etc.
For the software implementation scheme, technology described herein can be implemented with the module (for example, process, function etc.) of carrying out function described herein.Software code can be stored in the memory cell and by processor and carry out.Memory cell may be implemented in the processor or processor outside, under one situation of back its can be by this technology in known the whole bag of tricks be coupled to processor with communication mode.
The content of above having described comprises the example of one or more embodiment.Certainly, can not describe the every kind of combination that envisions of assembly or method for the purpose of describing above-mentioned embodiment, but one of ordinary skill in the art can recognize that the many other combination and permutation of various embodiment are possible.Therefore, described embodiment wishes to comprise all these type of changes, the modifications and variations in the spirit and scope that drop on appended claims.In addition, " comprise " with regard to term and to be used for embodiment or claims, described term wishes to be interpreted into transition vocabulary " to comprise " that with term similarly mode is (inclusive) that comprises boundary in use because " comprise " in the claims.
Claims (41)
1. method that is used to transmit the positional information of mobile device, it comprises:
Receive the positional information of mobile device; And
Use access point positional information to be transferred to one or more other devices that do not comprise position location functionality of communicating by letter with described mobile device.
2. method according to claim 1, it further comprises:
To small part based on the described accessing position information that receives with transmission of messages to described mobile device.
3. method according to claim 2, the message of described transmission are based on one or more in the service of position, location-based marketing and the location-based sales message.
4. method according to claim 1, it further comprises:
Part sends to described one or more other devices based on the positional information of the described transmission of described other device that approaches described mobile device with Multimedia Message.
5. method according to claim 1, it further comprises:
Based on described positional information and user preference to described mobile device or described one or more other device provisioning retail offers.
6. method according to claim 1, it further comprises:
Receive user preference data from described mobile device or one or more other device; And
The communications that will meet described user preference data is to described mobile device or one or more other devices.
7. method according to claim 1, it further comprises:
Based on the described positional information of estimating described one or more other devices from the described positional information of described mobile device.
8. method according to claim 1 obtains described positional information by WWAN or GPS or by the WLAN at non-location-based device.
9. method that is used for determining setting position, it comprises:
Request does not have the location estimation value of the mobile device of position location functionality; And
Receive described location estimation value from access point, described location estimation value is based on the positional information that receives from the device with position location functionality.
10. method according to claim 9, it further comprises: produce speech data and transmit together with described positional information being used for.
11. method according to claim 9, it further comprises:
Receive the user preference relevant with the message that will be transferred to the user; And
Part determines whether transmission of messages to described user based on described user preference.
12. method according to claim 11, it further comprises:
When message meets the message of described user preference, described message is delivered to described user.
13. method according to claim 11, it further comprises:
If described message does not meet described user preference, then ignore described message.
14. method according to claim 11 is transmitted described message by WWAN or WLAN access point.
15. method according to claim 14, it further comprises:
Based on described mobile device position can with application determine to utilize WWAN or WLAN.
16. method according to claim 14, it further comprises:
Determine to utilize WWAN or WLAN based on the network characteristic that receives from described access point.
17. access point number, bandwidth and useful application that method according to claim 16, described network characteristic comprise network type, cost of serving, signal strength signal intensity, discerned.
18. method according to claim 9, described device with position location functionality obtains described location estimation value by WWAN or GPS, and the described device that does not have position location functionality obtains described location estimation value by WLAN.
19. a mobile device, it comprises:
Memory, the information that its storage is relevant with the customer multi-media preference; And
Processor, the information of its analyzing stored in described memory, and part determines whether the Multimedia Message that receives to be sent to the user of described mobile device based on customer location.
20. mobile device according to claim 19, it further comprises:
Wlan component, it is configured to provide WLAN functional;
The WWAN assembly, it is configured to provide WWAN functional; And
Transceiver, it is coupled to described WWAN assembly and wlan component, and described transceiver is configured to transmit the positional information of the described mobile device that produces with respect to described WWAN assembly.
21. mobile device according to claim 20, described wlan component produce and are provided to the speech data of described transceiver to be used for transmitting together with described positional information.
22. mobile device according to claim 20, it further comprises the GPS assembly that is configured to provide described positional information with described transceiver coupling.
23. comprising, mobile device according to claim 20, described wlan component be configured to provide WPAN functional WPAN assembly.
24. mobile device according to claim 20, described mobile device based in the described position of described mobile device by described WWAN or described WLAN can with should be used for determining to utilize WLAN or WWAN.
25. mobile device according to claim 20, described positional information be transferred to can with described WLAN functional assembly communicating devices.
26. mobile device according to claim 19, described Multimedia Message are based on one or more in the service of position, location-based marketing and the location-based sales message.
27. mobile device according to claim 19, it is based on voice (VoIP) phone of Internet Protocol.
28. mobile device according to claim 19 obtains described customer location by one in WWAN assembly, GPS assembly or the wlan component.
29. an equipment that is used for position-based and user preference receiving multimedia content, it comprises:
Be used to produce the device of device location information;
Be used for by providing the functional wlan component of WLAN to transmit the device of described positional information;
Be used to receive the device of location-based content of multimedia; And
Be used for described content of multimedia optionally is sent to user's device.
30. equipment according to claim 29, the described device described location-based content of multimedia of wireless transmission when notice is mated with described predefined user preference that is used for described location-based content of multimedia optionally is sent to the user.
31. equipment according to claim 29, the described device that is used for described location-based content of multimedia optionally is sent to the user do not transmit described location-based content of multimedia when described notice and described predefined user preference do not match.
32. equipment according to claim 29, it further comprises:
Be used for determining based on available should being used in described device location place the device of the network that will utilize to small part.
33. equipment according to claim 29, it further comprises:
Be used for to provide the functional WPAN assembly of WPAN to be coupled to the device of described wlan component.
34. store the computer-readable media of computer executable instructions above one kind, described computer executable instructions is used for:
Positional information is sent to access point;
Store the user preference relevant with location-based message; And
Part is optionally accepted location-based message based on described user preference.
35. computer-readable media according to claim 34 if described location-based message meets described user preference, is accepted described location-based message so.
36. computer-readable media according to claim 34 if described location-based message does not meet described user preference, is not accepted described location-based message so.
37. an execution is used for the processor of the instruction of definite cordless communication network position, described instruction comprises:
From access point request location estimation value;
Receive described location estimation value from access point, described location estimation value is based on the positional information that receives from the device with position location functionality; And
Described location estimation value is transmitted with speech message.
38. one kind is used to provide location-based service method, it comprises:
Between first device and at least one second device, set up cordless communication network;
To be sent to described at least one second device with the positional information that described first device is associated; And
Part is based on the positional information of the described transmission that is associated with described first device and at the location-based service of the described second device adjustment.
39. according to the described method of claim 38, it further comprises:
Part is based on the positional information of the described transmission that is associated with described first device and at the location-based service of the described first device adjustment;
Described location-based service is wirelessly transmitted to described second device; And
Described location-based service is transferred to described first device from described second device.
40. according to the described method of claim 38, it further comprises:
The described positional information that will be associated with described first device is wirelessly transmitted at least one the 3rd device from described second device; And
Part is adjusted described location-based service based on the described positional information that is associated with described first device at described the 3rd device.
41. according to the described method of claim 38, described location-based service is a Multimedia Message.
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| CN2006800318605A Expired - Fee Related CN101253739B (en) | 2005-07-07 | 2006-07-06 | Methods and devices for interworking of wireless wide area networks and wireless local area networks or wireless personal area networks |
| CN200680031780.XA Expired - Fee Related CN101253738B (en) | 2005-07-07 | 2006-07-06 | Methods and devices for interworking of wireless wide area networks and wireless local area networks or wireless personal area networks |
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| CN102138344A (en) * | 2008-09-02 | 2011-07-27 | 高通股份有限公司 | Access point for improved content delivery system |
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| CN104065690A (en) * | 2013-03-22 | 2014-09-24 | 联想(北京)有限公司 | Data processing method, device and system thereof |
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| CN106488535B (en) * | 2016-12-28 | 2019-11-26 | 西安邮电大学 | A kind of wireless network access method and its system based on distributed node |
Also Published As
| Publication number | Publication date |
|---|---|
| UA92356C2 (en) | 2010-10-25 |
| CN101253738A (en) | 2008-08-27 |
| UA91866C2 (en) | 2010-09-10 |
| CN101253738B (en) | 2014-06-11 |
| CN101253739B (en) | 2013-05-15 |
| CN101253739A (en) | 2008-08-27 |
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