WO2015099587A1 - Permettre la fourniture d'un service à un terminal mobile dans un réseau de communication sans fil - Google Patents

Permettre la fourniture d'un service à un terminal mobile dans un réseau de communication sans fil Download PDF

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Publication number
WO2015099587A1
WO2015099587A1 PCT/SE2013/051625 SE2013051625W WO2015099587A1 WO 2015099587 A1 WO2015099587 A1 WO 2015099587A1 SE 2013051625 W SE2013051625 W SE 2013051625W WO 2015099587 A1 WO2015099587 A1 WO 2015099587A1
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WO
WIPO (PCT)
Prior art keywords
mobile terminal
network node
node
application software
service
Prior art date
Application number
PCT/SE2013/051625
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English (en)
Inventor
Hugo Tullberg
Jacob STRÖM
Pål FRENGER
Original Assignee
Telefonaktiebolaget L M Ericsson (Publ)
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Publication date
Application filed by Telefonaktiebolaget L M Ericsson (Publ) filed Critical Telefonaktiebolaget L M Ericsson (Publ)
Priority to PCT/SE2013/051625 priority Critical patent/WO2015099587A1/fr
Publication of WO2015099587A1 publication Critical patent/WO2015099587A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/50—Service provisioning or reconfiguring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/2866—Architectures; Arrangements
    • H04L67/288—Distributed intermediate devices, i.e. intermediate devices for interaction with other intermediate devices on the same level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/34—Network arrangements or protocols for supporting network services or applications involving the movement of software or configuration parameters 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H04L67/561—Adding application-functional data or data for application control, e.g. adding metadata
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H04L67/59—Providing operational support to end devices by off-loading in the network or by emulation, e.g. when they are unavailable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/20—Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/60—Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/2866—Architectures; Arrangements
    • H04L67/289—Intermediate processing functionally located close to the data consumer application, e.g. in same machine, in same home or in same sub-network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/029—Location-based management or tracking services

Definitions

  • the invention relates to methods at a mobility managing node of enabling provision of a service to a mobile terminal in a wireless communications network, and mobility managing nodes performing the methods.
  • the present invention further relates to computer programs and computer program products.
  • apps software applications
  • smartphones smartphones, tablets and other mobile devices
  • people are generally interacting with their smartphones in two different ways; either through native apps running on their phones (downloaded apps or apps available when the phone is purchased) or using a browser and a web page, possibly implemented in the phone as a so called web app.
  • a native app is installed directly onto the device, and users typically acquire these apps through an online store.
  • Native apps run fast and smoothly on the user's device since (a) the data used by the app can be stored locally, (b) native code, such as a compiled C source code, can be used instead of interpreted code (e.g., JavaScript), and (c) the programmer has access to application programming interfaces (APIs) to render graphics quickly using a built-in graphics processing unit (GPU).
  • APIs application programming interfaces
  • the Facebook app may be fast when scrolling is undertaken, but when a feed is to be updated, a message saying "updating" may appear for several seconds before the feed updates.
  • a bank app is another example; the user interface may be quick and responsive within the app, but as soon as the user tries to access his or her transactions, several seconds will lapse before the information is actually shown on the screen.
  • the latency experienced by the user can be divided into three categories: latency that originates from execution speed on the user device itself, latency that originates from the wireless network, and latency that originates from the fixed part of internet.
  • the first type of latency can be more or less eliminated by using a well programmed native app on the device. In the case of a web app the JavaScript code will execute a bit slower but should still not be generating latencies that are in the order of seconds.
  • the latency for the wireless network can be significant, but modern wireless access technologies have greatly reduced latencies.
  • the remaining latency is that of the Internet itself, i.e., the round-trip-time from the cellular network to the server that hosts the content and back to the cellular network again.
  • Edge Computing in which technology services are executing on network node(s) closer to the edge of the communication network, i.e., closer to the mobile terminal. A problem still remains in how to handle services and/or
  • An object of the present invention is to solve, or at least mitigate, one or more of these problems in the art and provide an improved method and network node for enabling provision of service to a mobile terminal in a wireless communications network.
  • the method comprises acquiring information indicating to which network node the mobile terminal is to be handed over from a network node currently serving the mobile terminal, and initiating transfer of application software to the network node to which the mobile terminal is to be handed over, which application software provides the service to the mobile terminal on behalf of a service provider when executed on the network node to which the mobile terminal is handed over.
  • the method comprises acquiring information indicating to which network node the mobile terminal is to be handed over from a network node currently serving the mobile terminal, and initiating transfer of application software to a network node in the communications network being in communication with the network node to which the mobile terminal is to be handed over, which application software provides the service to the mobile terminal on behalf of a service provider when executed on the network node being in
  • a mobility managing node for enabling provision of a service to a mobile terminal in a wireless communications network.
  • the mobility managing node comprises a processing unit and a memory, which memory contains instructions executable by the processing unit, whereby the mobility managing node is operative to acquire information indicating to which network node the mobile terminal is to be handed over from a network node currently serving the mobile terminal, and initiate transfer of an application software to the network node to which the mobile terminal is to be handed over, which application software provides the service to the mobile terminal on behalf of a service provider when executed on the network node to which the mobile terminal is handed over.
  • a mobility managing node for enabling provision of a service to a mobile terminal in a wireless communications network.
  • the mobility managing node comprises a processing unit and a memory, which memory contains instructions executable by the processing unit, whereby the mobility managing node is operative to acquire information indicating to which network node the mobile terminal is to be handed over from a network node currently serving the mobile terminal, and initiate transfer of an application software to a network node in the communications network being in communication with the network node to which the mobile terminal is to be handed over, which application software provides the service to the mobile terminal on behalf of a service provider when executed on the network node being in communication with the network node to which the mobile terminal is handed over.
  • UE in the form of a mobile phone, a personal digital assistant (PDA), a smart phone, a tablet, a laptop, a media player, etc.
  • PDA personal digital assistant
  • the serving base station is the base station currently effecting the wireless communications with the mobile terminal.
  • the service is not necessarily provided by the currently serving base station, for instance due to the serving base station not being capable of running the particular application software, but it may nevertheless be advantageous to render the service at the base station to which the mobile terminal is handed over.
  • a network node referred to in the following as a mobility managing node, or mobility manager, keeps track of the mobile terminal and effectuates a transfer of the application software to the base station indicated to be the base station to which the mobile terminal is to be handed over.
  • the mobility manager could itself push the application software onto the base station, or could
  • a server providing the service to provide the application software to that base station, or send an instruction to a software depository in the communications network to provide the base station to be handed over to with the application software, or even instruct the currently serving base station to transfer the application software to the base station to be handed over to.
  • Figure 1 illustrates a prior art communications network in which the present invention may be implemented
  • Figure 2 illustrates the communications network of Figure 1, but where a mobility manager according to an embodiment of the present invention is implemented in order to provide for base station app mobility in case of mobile terminal handover
  • Figure 3 illustrates a flow chart of a method at the mobility manager of enabling provision of the service according to an embodiment of the present invention
  • FIG. 4 shows a schematic overview of a further exemplifying wireless communication system in which the present invention can be implemented.
  • FIG 1 illustrates a prior art communications network 100 in which the present invention could be implemented.
  • a wireless mobile terminal 101 such as a smart phone, communicates with a base station 102 over an air interface.
  • the base station 102 is typically an evolved NodeB (eNodeB) located in a so called Evolved Universal Mobile Telecommunications System (E-UMTS) Radio Access Network (E- UTRAN).
  • E-UMTS Evolved Universal Mobile Telecommunications System
  • E- UTRAN Evolved Universal Mobile Telecommunications System
  • the base station 102 is typically a NodeB located in a so called UMTS Radio Access Network (UTRAN).
  • UTRAN UMTS Radio Access Network
  • the base station 102 is typically a Base Transceiver Station (BTS) located in a so called GSM Enhanced Data for Global Evolution (EDGE) Radio Access Network (GERAN).
  • BTS Base Transceiver Station
  • EDGE Enhanced Data for Global Evolution
  • GERAN GSM Enhanced Data for Global Evolution
  • Numerous network types can be envisaged where the present invention may be implemented.
  • the base station 102 communicates with a server 104 providing one or more services via the Internet 103, and when a user of the mobile terminal 101 wishes to access a service, such as an Internet banking service provided by a server 104 where the service physically resides, the mobile terminal loisends a request to this effect.
  • the request for the service is received at the base station 102, which in practice could be, e.g., a request of the user to check her account balance and is submitted by the user for instance by entering the web page of the Internet banking service provided by her bank or by using a native Internet banking app on her mobile terminal 101.
  • the base station 102 contacts the server 104 via the Internet 103, which responds by providing the service to the user of the mobile terminal 101 via the base station 102.
  • the base station 102 is the network node arranged closest to the "edge" of the communications network 100, i.e., it is the network node arranged closest to the mobile terminal 101.
  • services are executed at network nodes closer to the edge of the communications network 100. For instance, instead of having the server 104 provide the service to the smart phone via the base station 102 and the Internet 103, the service is provided from a more closely located node. Hence, the service originally provided by the server 104, or at least parts of it, will instead be provided by the base station 102.
  • this may be done by having the server 104 deliver application software (also referred to as "base station app") to the base station 102, where this application software is configured to be executed to provide the mobile terminal 101 with the requested service in the form of, for instance, the current account balance, or any other requested service, on behalf of the server 104.
  • application software also referred to as "base station app”
  • this application software is configured to be executed to provide the mobile terminal 101 with the requested service in the form of, for instance, the current account balance, or any other requested service, on behalf of the server 104.
  • This would inter alia have the advantage that the user need not traverse a potentially slow Internet 100 for communication with the server 104.
  • problems will arise when the service is to be rendered at a new network node, such as a new base station to which the mobile terminal 101 is handed over.
  • FIG. 2 illustrates a communications network 200 which is similar to communications network 100 of Figure 1, but where a network node referred to as a mobility manager 107 according to an embodiment of the present invention is implemented in order to provide for base station app mobility in case of mobile terminal 101 handover from a first base station 102 to a second base station 110.
  • a network node referred to as a mobility manager 107 it may be desirable to let the second base station 110 provide the service after the mobile terminal 101 is handed over to the second base station 110.
  • the mobility manager 107 acquires, in order to enable seamless provision of the service to the mobile terminal 101, information indicating to which base station the mobile terminal 101 is to be handed over from the currently serving base station 102.
  • the mobility manager 107 keeps track of, and may additionally predict the movements of, the mobile terminal 101. It can be envisaged that the mobility manager 107 in an alternative embodiment receives such information from any other appropriate network node having access to such information, such as an RNC in a UMTS network or corresponding nodes in other types of networks. The purpose of the prediction is to determine one or more base stations to which the mobile terminal 101 is most likely to be handed over to if the movement of the mobile terminal continues.
  • the mobility manager 107 manages upload of the application software, i.e., the base station app, to the second network node 110 being the node to which the mobile terminal 101 is most likely to be handed over.
  • the base station app provides the service to the mobile terminal 101 on behalf of the server 104 originally providing the service, when executed on the second base station 110.
  • the mobility manager 107 could come to the conclusion that a number of base stations are equally likely to be handed over to, in which case the base station app maybe transferred to all of said number of base stations.
  • the service provided by the base station app may thus immediately be provided when the mobile terminal 101 establishes communication with the second base station no.
  • the mobility manager 107 by having the mobility manager 107 keep track of the mobile terminal's movements and predict which base station(s) are most likely to serve the mobile terminal next, the mobility manager 107 initiates a base station app upload to the relevant base station(s). Handover of the mobile terminal between different instantiations of the base station app at the base stations is done and any user-specific data or current data related to the service and the base station app can be cleared at the preceding serving base station to free up resources.
  • the mobility manager 107 when the mobility manager 107 has determined that the second base station 110 is most likely to be the next serving base station, the mobility manager 107 initiates a base station app upload from a base station app depository node 105 over the Internet 103 to the second base station 110 by sending an upload instruction in effect thereto.
  • the depository node 105 alternatively could be implemented by the server 104 or any other appropriate network node storing the base station app, such as the base station 102 currently serving the mobile terminal, or even the mobile terminal 101 itself.
  • the present invention is further advantageous in that the number of base stations (or other
  • Figure 3 illustrates a flow chart of a method at the mobility manager 107 of enabling provision of the service according to an embodiment of the present invention.
  • the method according to embodiments of the present invention performed at the mobility manager 105 is, with reference to Figure 2, in practice performed by a processing unit 106 embodied in the form of one or more microprocessors arranged to execute a computer program 109 downloaded to a suitable storage medium 108 associated with the
  • the processing unit 106 is arranged to carry out the method according to embodiments of the present invention when the appropriate computer program 109, comprising computer-executable instructions, is downloaded to the storage medium 108 and executed by the processing unit 106.
  • the storage medium 108 may also be a computer program product comprising the computer program 109.
  • the computer program 109 may be transferred to the storage medium 108 by means of a suitable computer program product, such as a floppy disk or a memory stick.
  • the computer program 109 may be downloaded to the storage medium 108 over a network.
  • the processing unit 106 may alternatively be embodied in the form of a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field- programmable gate array (FPGA), a complex programmable logic device (CPLD), etc.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA field- programmable gate array
  • CPLD complex programmable logic device
  • the mobility manager 107 acquires information indicating to which network node 110 the mobile terminal 101 is to be handed over from the network node 102 currently serving the mobile terminal 101.
  • the mobility manager 107 manages upload of the application software to the network node 110 to which the mobile terminal 101 is to be handed over, which application software provides the service to the mobile terminal 101 on behalf of a service provider 104 when executed on the network node 110 to which the mobile terminal 101 is handed over.
  • the mobility manager 107 manages upload of the application software in step S102 to a network node (not shown) in the communications network 200 being in communication with the network node 110 to which the mobile terminal 101 is to be handed over, which application software provides the service to the mobile terminal 101 on behalf of a service provider 104 when executed on the network node being in communication with the network node 110 to which the mobile terminal 101 is handed over.
  • the mobility manager 107 performs a mobility prediction based on currently available information in order to determine to which base station the mobile terminal 101 is to be handed over.
  • Factors that affect the mobility prediction include, but are not limited to, device type, speed or velocity of movement, movement pattern history, and criticality of the base station app. Assuming for instance that the user of the mobile terminal 101 travels by car; speed and direction of the movement of the car indicates next most likely base station, as a high speed car typically moves along an almost straight line. A low-speed pedestrian would have a more unpredictable movement pattern.
  • a critical base station app e.g., related to remote driving, maybe loaded to more base stations to ensure that communication with the mobile terminal 101 is never dropped, thus avoiding discontinuity of the service.
  • a less critical base station app being for instance a gaming app where only user-perceived performance is lost, maybe uploaded solely to the next most likely base station.
  • the communications network 200 in Figure 2 is illustrated to comprise one mobility manager 107 (and one application software depository node 105) and only a single base station app/ service is discussed, the communications network could in practice comprises a number of mobility managers 107 and/or application software depository nodes 105, and is further likely to comprise a great number of different base station apps. In its most basic form, however, the
  • communications network 200 would comprises a single mobility
  • a mobile terminal 101 may be using several base station apps simultaneously on a base station. The movement of the terminal is the same for all base station apps, but other factors may vary, e.g., criticality of the connection between the mobile terminal and the base station app.
  • the mobility manager can be implemented in several ways. In one embodiment of the invention, a separate mobility manager is initiated for each individual base station app, i.e., each mobility manager is responsible for a certain base station app.
  • base station apps are categorized into classes, and a separate mobility manager is instantiated for each active class, i.e., a class in which there is at least one application software currently being executed. This advantageously saves computational resources while still providing adequate reliability in handover of the mobile terminal. This could further include having separate mobility managers handling base station apps classified as critical for the user.
  • a base station app transferred from the server 104 to the base station 102, but relevant data associated with the service to be provided from the base station 102 to the mobile terminal 101 may further be preloaded at the base station 102, or even locally generated at the base station 102, to subsequently be provided to the mobile terminal 101 when the service is provided.
  • the service provided by means of having the base station 102 execute the base station app is to provide news from the web server 104 hosted by a service provider in the form of a daily news paper; if the user of the mobile terminal 101 occasionally visits the home page of the news paper via a web browser or a native app, the corresponding base station app may be uploaded to the base station to provide the news paper service.
  • the mobile terminal 102 need not traverse a potentially slow Internet connection 103 to fetch the first page data, but only need to communicate via the air interface between the mobile terminal 101 and the base station 102 to acquire the data.
  • the base station app not only is the base station app uploaded to the second base station 110 to which the mobile terminal 101 is to be handed over by having the mobility manager 107 instruct the software depository node 105 to effect the upload, but any current data related to the service being provided to the mobile terminal 101 by the first base station 102 executing the corresponding base station app should further be provided to the second base station 110 such that the service can be continued seamlessly at the second base station 110.
  • the mobility manager 107 typically instructs the first base station 102 to upload such related data to the second base station 110, even though the actual base station app may be uploaded from the software depository node 105.
  • any current user data related to the service is preferably uploaded to the second base station 110, as well as any data related to the service being locally generated at the first base station 102. These three different types of data may be uploaded to the second base station 110 from different sources. It should be noted that any user data, preloaded data, and/or locally generated data, may remain at the first base station 102 if, e.g., there are indications that the mobile terminal 101 is to go back to
  • FIG. 4 shows a schematic overview of a further exemplifying wireless communication system 400 in which the present invention can be
  • the wireless communication system 400 is an LTE based system. It should be pointed out that the terms "LTE” and "LTE based” system is here used to comprise both present and future LTE based systems, such as, e.g., advanced LTE systems. It should be appreciated that although Figure 4 shows a wireless communication system 400 in the form of an LTE based system, the example embodiments herein may also be utilized in connection with other wireless communication systems, such as, e.g., GSM or UMTS, comprising nodes and functions that correspond to the nodes and functions of the system in Figure 4.
  • GSM Global System for Mobile communications
  • UMTS Universal Mobile communications
  • the wireless communication system 400 comprises two base stations 102, 110 in the form of eNodeBs, operatively connected to a Serving Gateway (SGW), in turn operatively connected to a Mobility Management Entity (MME) and a Packet Data Network Gateway (PGW), which in turn is operatively connected to a Policy and Charging Rules Function (PCRF).
  • SGW Serving Gateway
  • MME Mobility Management Entity
  • PGW Packet Data Network Gateway
  • PCRF Policy and Charging Rules Function
  • the eNodeB is a radio access node that interfaces with a mobile radio
  • the eNodeBs 102, 110 of the system form the radio access network E-UTRAN for LTE communicating with the mobile terminal 101 over an air interface such as LTE-Uu.
  • the core network in LTE is known as Evolved Packet Core (EPC), and the EPC together with the E- UTRAN is referred to in LTE as Evolved Packet System (EPS).
  • EPC Evolved Packet Core
  • EPS Evolved Packet System
  • the SGW routes and forwards user data packets over the Si-U interface, whilst also acting as the mobility anchor for the user plane during inter-eNodeB 102, 110 handovers and as the anchor for mobility between LTE and other 3rd
  • the SGW terminates the downlink data path and triggers paging when downlink data arrives for the mobile terminal 101, and further manages and stores UE contexts, e.g., parameters of the IP bearer service, network internal routing information.
  • the SGW communicates with the MME via interface S11 and with the PGW via the S5 interface. Further, the SGW may communicate with the UMTS radio access network UTRAN and with the GSM EDGE ("Enhanced Data rates for GSM Evolution”) Radio Access Network (GERAN) via the S12 interface.
  • GSM EDGE Enhanced Data rates for GSM Evolution
  • GERAN Enhanced Data rates for GSM Evolution
  • the MME is responsible for idle mode UE tracking and paging procedure including retransmissions. It is involved in the bearer activation/deactivation process and is also responsible for choosing the SGW for a UE at the initial attach and at time of intra-LTE handover involving core network node relocation. It is responsible for authenticating the user by interacting with the Home Subscriber Server (HSS).
  • HSS Home Subscriber Server
  • the Non-Access Stratum (NAS) signaling terminates at the MME and it is also responsible for generation and allocation of temporary identities to UEs via the Si-MME interface. It checks the authorization of the mobile terminal 101 to camp on the service provider's Public Land Mobile Network (PLMN) and enforces UE roaming restrictions.
  • PLMN Public Land Mobile Network
  • the MME is the termination point in the network for ciphering/integrity protection for NAS signaling and handles the security key management.
  • the MME also provides the control plane function for mobility between LTE and 2G/ 3G access networks with the S3 interface terminating at the MME from the Serving General Packet Radio Service (GPRS) Support Node (SGSN).
  • GPRS General Packet Radio Service
  • SGSN Serving General Packet Radio Service Support Node
  • the MME also terminates the S6a interface towards the home HSS for roaming UEs. Further, there is an interface S10 configured for communication between MMEs for MME relocation and MME-to-MME information transfer.
  • the PGW provides connectivity to the UE to external packet data networks (PDNs) by being the point of exit and entry of traffic for the UE.
  • PDNs packet data networks
  • a UE may have simultaneous connectivity with more than one PGW for accessing multiple PDNs.
  • the PGW performs policy enforcement, packet filtering for each user, charging support, lawful Interception and packet screening.
  • the PGW is to act as the anchor for mobility between 3 GPP and non-3GPP technologies such as WiMAX and 3GPP2 (CDMA lX l6 and EvDO).
  • the interface between the PGW and the packet data network 103, being for instance the Internet, is referred to as the SGi.
  • the packet data network may be an operator external public or private packet data network or an intra operator packet data network, e.g., for provision IP Multimedia Subsystem (IMS) services.
  • IMS IP Multimedia Subsystem
  • the server 104 providing one or more services has previously been discussed in detail.
  • the PCRF determines policy rules in real-time with respect to the radio terminals of the system. This may, e.g., include aggregating information in real-time to and from the core network and operational support systems, etc., of the system so as to support the creation of rules and/ or automatically making policy decisions for user radio terminals currently active in the system based on such rules or similar.
  • the PCRF provides the PGW with such rules and/or policies or similar to be used by the acting PGW as a Policy and Charging Enforcement Function (PCEF) via interface Gx.
  • PCEF Policy and Charging Enforcement Function
  • the PCRF further communicates with the packet data network via the Rx interface.
  • the mobility manager 107 may be implemented at the MME in order to provide for base station app mobility in case of mobile terminal 101 handover from the first eNodeB 102 to the second eNodeB 110, in accordance with an embodiment of the invention.
  • the MME 107 acquires, in order to enable provision of the service to the mobile terminal 101, information indicating to which eNodeB 110 the mobile terminal 101 is to be handed over from the currently serving eNodeB 102.
  • the MME 107 keeps track of and predicts the movements of the mobile terminal 101.
  • the MME 107 manages upload of the base station app to the second eNodeB 110, either from a local software depository (not shown) or from another suitable node such as the server 104.
  • the base station app provides the service to the mobile terminal 101 on behalf of the server 104 originally providing the service, when executed on the second eNodeB 110.
  • the service provided by the base station app may thus immediately be rendered when the mobile terminal 101 establishes communication with the second eNodeB 110.
  • the MME 107 initiates a base station app upload to the relevant base station(s). Handover of the user between different instantiations of the base station app at the eNodeBs 102, 110 is done and any user-specific data and base station app can be cleared at the preceding serving eNodeB 102 to free up resources.
  • the MME 107 manages upload of the base station app to a network node 111 in the communications network 400 being in communication with the eNodeB(s) 110 to which the mobile terminal 101 is to be handed over, wherein the base station app provides the service to the mobile terminal 101 on behalf of the service provider 104 when executed on the network node 11 being in communication with the second eNodeB 110.
  • the SGW 111 is a suitable node on which the base station app is executed given its supervision functionality with respect to the eNodeBs 102, 110.
  • the eNodeBs advantageously need not store and execute the base station app, thus freeing up resources at the eNodeBs.
  • FIG. 5 illustrates a mobility managing node 300 enabling provision of a service to a mobile terminal in a wireless communications network according to an alternative embodiment of the present invention.
  • the mobility managing node 300 comprises acquiring means 301 adapted to acquire information indicating to which network node the mobile terminal is to be handed over from a network node currently serving the mobile terminal, and initiating means 302 adapted to initiate transfer of an application software to the network node to which the mobile terminal is to be handed over, which application software provides the service to the mobile terminal on behalf of a service provider when executed on the network node to which the mobile terminal is handed over.
  • the acquiring means 301 and the initiating means 302 may comprise a communications interface for receiving information from, and sending information to, the mobile terminal and the provider of the service, or any other appropriate network node.
  • the mobility managing l8 node 300 may further comprise a local storage.
  • the acquiring means 301 and the initiating means 302 may (in analogy with the description given in connection to Figure 2) be implemented by a processor embodied in the form of one or more microprocessors arranged to execute a computer program downloaded to a suitable storage medium associated with the
  • the acquiring means 301 and the initiating means 302 may comprise one or more transmitters and/ or receivers and/ or transceivers, comprising analogue and digital components and a suitable number of antennae for radio communication, and could even be comprised in the same functional unit, such as a transceiver.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Library & Information Science (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un nœud de gestion de la mobilité (107) permettant la fourniture d'un service à un terminal mobile (101) dans un réseau de communication sans fil (200). Le nœud de gestion de la mobilité comprend une unité de traitement (106) et une mémoire (108) qui contient des instructions exécutables par l'unité de traitement, le nœud de gestion de la mobilité permettant d'acquérir des informations indiquant le nœud de réseau (110) vers lequel le terminal mobile doit être transféré à partir d'un nœud de réseau (102) servant couramment le terminal mobile, et d'initier un transfert d'un logiciel d'application vers le nœud de réseau vers lequel le terminal mobile doit être transféré, le logiciel d'application fournissant le service au terminal mobile pour le compte d'un fournisseur de services lorsqu'il est exécuté sur le nœud de réseau vers lequel le terminal mobile est transféré.
PCT/SE2013/051625 2013-12-29 2013-12-29 Permettre la fourniture d'un service à un terminal mobile dans un réseau de communication sans fil WO2015099587A1 (fr)

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CN108028783A (zh) * 2015-11-30 2018-05-11 华为技术有限公司 切换移动边缘平台的方法、装置和系统
EP3373523A4 (fr) * 2015-11-30 2018-09-19 Huawei Technologies Co., Ltd. Procédé, dispositif, et système de commutation entre plates-formes mobile edge computing
CN108028783B (zh) * 2015-11-30 2020-07-24 华为技术有限公司 切换移动边缘平台的方法、装置和系统
US10873886B2 (en) 2015-11-30 2020-12-22 Huawei Technologies Co., Ltd. Mobile edge platform switching method, apparatus, and system
CN109691147B (zh) * 2016-08-30 2022-05-31 索尼移动通讯有限公司 移动边缘计算服务的重新定位
CN109691147A (zh) * 2016-08-30 2019-04-26 索尼移动通讯有限公司 移动边缘计算服务的重新定位
US10880787B2 (en) 2016-08-30 2020-12-29 Sony Corporation Relocation of mobile edge computing services
WO2018041337A1 (fr) * 2016-08-30 2018-03-08 Sony Mobile Communications Inc. Relocalisation de services informatiques en bordure de réseau mobiles
US10999769B2 (en) 2016-08-31 2021-05-04 Fujitsu Limited Radio communication system, base station apparatus, and control information transmission method
EP3457664A1 (fr) * 2017-09-14 2019-03-20 Deutsche Telekom AG Procédé et système pour trouver un nuage périphérique suivant pour un utilisateur mobile
US11706339B2 (en) 2019-07-05 2023-07-18 Talkdesk, Inc. System and method for communication analysis for use with agent assist within a cloud-based contact center
US11328205B2 (en) 2019-08-23 2022-05-10 Talkdesk, Inc. Generating featureless service provider matches
US11783246B2 (en) 2019-10-16 2023-10-10 Talkdesk, Inc. Systems and methods for workforce management system deployment
US11201964B2 (en) 2019-10-31 2021-12-14 Talkdesk, Inc. Monitoring and listening tools across omni-channel inputs in a graphically interactive voice response system
US11736615B2 (en) 2020-01-16 2023-08-22 Talkdesk, Inc. Method, apparatus, and computer-readable medium for managing concurrent communications in a networked call center
US11677875B2 (en) 2021-07-02 2023-06-13 Talkdesk Inc. Method and apparatus for automated quality management of communication records
US11856140B2 (en) 2022-03-07 2023-12-26 Talkdesk, Inc. Predictive communications system
US11736616B1 (en) 2022-05-27 2023-08-22 Talkdesk, Inc. Method and apparatus for automatically taking action based on the content of call center communications
US11971908B2 (en) 2022-06-17 2024-04-30 Talkdesk, Inc. Method and apparatus for detecting anomalies in communication data
US11943391B1 (en) 2022-12-13 2024-03-26 Talkdesk, Inc. Method and apparatus for routing communications within a contact center

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