Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W8/00—Network data management
  • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation

Definitions

• the present invention relates to a system and method for managing access from a mobile terminal to a communication network.
• the invention applies more particularly to the management of access to a communication network offering a set of services, from a mobile terminal located in a public mobile network managed by an operator different from that to which the user is subscriber.
• GPRS General Packet Radio Service
• UMTS Universal Mobile Telecommunications System
• Said identifying name originating from the mobile terminal, allows said mobile network service support equipment to determine said access management equipment offering access to the communication network and associated with said identifying name.
• the name identifying a communication network is called an APN (Access Point Name).
• APN Access Point Name
• the service support equipment is called an SGSN (Serving GPRS Support Node), and the equipment for managing access to the various communication networks is called GGSN (Gateway GPRS
• a name identifying APN mainly comprises the domain name corresponding to the selected communication network, the identifier of the operator who manages said communication network and an identifier of the mobile network technology, for example GPRS or UMTS.
• the format of an APN identifier name is standardized by the ETSI (European Telecommunications Standards Institute, or European Telecommunications Standardization Institute).
• a service support device SGSN receives from a mobile terminal a name identifying APN and transmits it for recognition to the server of name identifying APN to which it is connected.
• Said name server identifying APN responds to the service support equipment SGSN by transmitting the list of access management equipment GGSN associated with the name identifying APN.
• Said service support equipment SGSN establishes a connection to an access management equipment GGSN belonging to said list.
• Said GGSN access management equipment establishes the connection to a communication network corresponding to the name identifying the APN.
• This SGSN and GGSN equipment is also standardized by ETSI.
• the invention is described with the names used in the terminology of GPRS or UMTS systems. However, the invention applies to all communication systems using identical techniques for identifying a communication network.
• the user selects a name identifying the APN in the mobile terminal, so as to establish the connection with the corresponding communication network.
• a mobile terminal located in a public mobile network managed by a different operator from that to which the user is subscribed, abroad for example, can access the services of a communication network connected to the operator's mobile network to which the user is subscribed.
• the request for access to a communication network is made from the public mobile network in which the mobile terminal is located, ie in New York.
• the service support equipment SGSN of said public mobile network in New York receives the name APN identifying the selected communication network. This SGSN equipment searches for the GGSN access management equipment which manages said name identifying the APN.
• This GGSN access management equipment managing said name identifying APN, is located in the public mobile network managed by the operator to which the user is subscribed, ie in France.
• the connection from the mobile terminal to the selected communication network passes through the public mobile network, in France, managed by the operator to which the user is subscribed, from the public mobile network in which the mobile terminal is located.
• New York At New York.
• connection between the different public mobile networks managed by the different operators is carried out by a mobile interconnection network serving as an intermediary.
• the connections of the mobile terminal located in a public mobile network managed by a different operator from that to which the user is subscribed, pass through the interconnection mobile network to the public mobile network managed by the operator to which the user is subscribed.
• the connection is established from the public mobile network of the operator in New York.
• the communication passes through the mobile interconnection network to reach the GGSN equipment in France, which allows connection to said communication network.
• the user accesses said communication network, offering services located in New York.
• the communication transits from New York to France, then returns to New York.
• the technical problem to be solved by the object of the present invention is to propose a system and a method for access management of a mobile terminal to a communication network via a mobile network, said mobile terminal communicating with said mobile network in a different geographical area from that in which said mobile terminal is subscribed, which would make it possible to remedy the drawbacks of existing systems by eliminating the connection by the public mobile network managed by the operator to which the user is subscribed and by promoting local access to said communication network.
• the solution to the technical problem posed consists, according to the present invention, in that, the connection to said communication network being established by an access management equipment managing a name identifying said communication network, said access management system d a mobile terminal comprises at least one identifying name server, of the operator to which the mobile terminal is subscribed, capable of analyzing at least one identifying name originating from the mobile terminal, capable of recognizing the geographical area in which said terminal is located mobile, able to search for a mobile network allowing access to said communication network in said recognized geographical area and able to recognize access management equipment making it possible to establish the connection with said communication network in said recognized geographical area.
• the name server identifying the APN of the operator to which the mobile terminal is subscribed, analyzes the name identifying the APN to recognize the communication network to which the mobile terminal wishes to access. Thanks to the recognition of the geographic area in which said mobile terminal is located, said name server identifying APN searches for a mobile network and GGSN access management equipment located in the recognized geographic area and allowing connection to said communication network. Connection to the communication network by the public mobile network, managed by the operator to which the user is subscribed, is then avoided.
• said identifying name server of the operator to which the mobile terminal is subscribed, recognizes the geographic area in which said mobile terminal is located from the identification information transmitted by an identifying name server, of the network. mobile in which said mobile terminal is located.
• the name server identifying APN installed in the mobile network in which said mobile terminal is located, transmits the identification information making it possible to recognize said geographical area towards the name server identifying APN, located in the public mobile network managed by the operator to which the user is subscribed.
• said identifier name server of the operator to which the mobile terminal is subscribed, has at least one correspondence table between the identification information originating from the identifier name server, of the mobile network in which is located said mobile terminal, and a list of geographic areas.
• the name server identifying APN located in the public mobile network managed by the operator to which the user is subscribed, searches in a correspondence table for the name of the geographical area in which said mobile terminal is located.
• said identifying name server of the operator to which the mobile terminal is subscribed, has at least one correspondence table between an identifying name and a list of geographical areas to check whether said identifying name allows processing of the geographic area by using a mobile network, located in the recognized geographic area and allowing connection to said communication network.
• said name server identifying the APN located in the public mobile network managed by the operator to which the user is subscribed, recognizes whether the mobile terminal is located in a geographical area which allows connection to said network. of communication by a mobile network located in said recognized geographic area.
• said identifying name server of the operator to which the mobile terminal is subscribed, has at least one correspondence table between a list of geographic areas and a list of access management equipment corresponding to these geographic areas.
• said name server identifying APN determines the list of GGSN access management equipment, installed in said mobile network allowing access to said communication network.
• the invention also relates to a method for managing access from a mobile terminal to a communication network via a mobile network, said mobile terminal communicating with said mobile network in an area.
• geographic area different from that in which said mobile terminal is subscribed, remarkable in that said method comprises the steps consisting in: - storing in a server with an identifying name, of the operator to which the mobile terminal is subscribed, at least one table of correspondence between identification information of an identifying name server, of the mobile network in which said mobile terminal is located, and a list of geographic areas, a correspondence table between an identifying name and a list of geographic areas, and a correspondence table between a list of geographic areas and a list of access management equipment; - Analyze at least one identifying name from the mobile terminal in said identifying name servers; - Recognize the geographic area in which said mobile terminal is located, at least from the identification information transmitted by said identifying name server, of the mobile network in which said mobile terminal is located; - Search, from at least one of said correspondence tables, for a mobile network allowing access to
• the name server identifying APN located in the public mobile network managed by the operator to which the user is subscribed, transmits at least the references of the GGSN access management equipment corresponding to the communication network to the name server APN identifier, installed in the mobile network of the geographical area in which said mobile terminal is located. Thanks to the GGSN equipment existing in the geographical area in which said mobile terminal is located, the connection between said mobile terminal and said communication network is established through the mobile interconnection network and the mobile network corresponding to said communication network.
• Figure 1 is a diagram of the general architecture of the access management system of a mobile terminal to a communication network, according to the invention.
• the equipment 21 called “BSS” are responsible for managing the radio access of the mobile terminal 10 to the mobile network.
• These pieces of equipment 21 called “BSS” are standardized by ETSI.
• the radio access management equipment 22 called “SGSN”, connected to the BSS in New York, receives from said mobile terminal 10 an APN name identifying a communication network 62, offering a set of services to which the mobile terminal 10 wish to access. Said equipment 22 searches for which access management equipment, called “GGSN”, manages said name identifying the APN.
• the equipment 22 called “SGSN” transmits the name identifying the APN to the server 23 with the name APN to which it is connected, which has a correspondence table between the names APN and the access management equipment called "GGSN”.
• the server 23 with the name APN knows the name identifying the APN received.
• the access management equipment 30 of the mobile network A establishes the connection with a communication network 40, 41, 42.
• said APN name server 23 does not know the name identifying the APN received.
• the name identifying the APN includes, among other things, the identifier of the operator who manages said communication network.
• the APN name server 23 transmits the APN identifier name received to the APN identifier name server 70 installed in the mobile network B, located in the geographic area of the operator which manages the subscriber in France.
• the transmission transits through a mobile interconnection network 50, thanks to connection gateways 51, 53 called “BG” (Border Gateway).
• the server 23 with the name APN in New York also transmits at least identification information making it possible to know the geographical area, corresponding to the mobile network A, in which said mobile terminal 10 is located.
• the name server 70 identifying APN searches in a correspondence table for the name of the recognized geographical area A, on the basis of the identification information transmitted by the server 23 with the name APN located in New York.
• the server 70 of name APN checks whether the name identifying APN corresponds to a communication network 62 accessible from the recognized geographical area A. If said communication network, to which the mobile terminal 10 wants to be connected, is only accessible by the mobile network B in France, the access management equipment 30 ′ called “GGSN” establishes the connection with a network 40 ′ , 41 ', 42' of communication in France.
• said name identifying the APN corresponds to a communication network 62 accessible from the recognized geographical area A
• a processing of the geographical area is carried out so as to know which mobile network 60, managed by the operator of the subscriber and located in the geographic area A, allows access to said communication network 62 selected by said mobile terminal 10.
• the name server 70 identifying APN determines the access management equipment 61 installed in the mobile network 60, located in the geographical area A, offering local access to said communication network 62.
• the server 70 of name identifying APN, of the operator to which the user is subscribed transmits to the server 23 of name identifying APN, in geographical area A in New York, at least the references of said equipment 61 for managing access to the mobile network 60, located in the geographical area A and managed by the operator to which the user is subscribed.
• connection gateways 51, 52 called “BG” (Border Gateway).
• Said GGSN access management equipment 61 establishes the connection to said communication network 62, located in geographical area A.
• the connection is established between the mobile terminal 10, communicating with the mobile network A in New York, and the network mobile 60, located in geographic area A in New York and allowing access to said selected communication network 62, via said mobile interconnection network 50.

Landscapes

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

Applications Claiming Priority (3)

Publications (1)

Family

ID=8866510

Family Applications (1)

Country Status (3)

Families Citing this family (1)

Family Cites Families (1)

• 2001
  • 2001-08-13 FR FR0110781A patent/FR2828625B1/fr not_active Expired - Fee Related
• 2002
  • 2002-07-29 WO PCT/FR2002/002714 patent/WO2003017699A1/fr not_active Application Discontinuation
  • 2002-07-29 EP EP02774852A patent/EP1417852A1/de not_active Withdrawn

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events