# US 2014/0153540 A1 · Method for the integration of a fixed station or of a fixed radio sub-system, and devices implementing such a method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0153540 A1 - Document ID: US20140153540A1 - Status: Published application - Kind: A1 - Application number: 13/866,666 - Filed: 2013-04-19 - Published: 2014-06-05 - Earliest claimed: 2012-12-05 - Assignees: Electronique Telematique Etelm - Applicants: Electronique Telematique Etelm - Inventors: Pierre Minot; Pierre Ngouat - Web page: https://patentgrep.com/patent/US20140153540A1 ## CPC - H04W 92/02: Inter-networking arrangements - H04W 16/14: Spectrum sharing arrangements {between different networks} - H04W 36/144: {over a different radio air interface technology} - H04W 84/042: {Public Land Mobile systems, e.g. cellular systems} - H04W 92/045: {between access point and backbone network device} - H04W 92/20: between access points - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract A method for connecting a first device belonging to a first mobile communications network of the narrow band type to a second mobile communications network of the wide band type, the device implementing a protocol layer for communicating with a first plurality of mobile terminals according to a first mobile communications standard, including a modification of the first device by integration of a transposition layer in the protocol layer and being linked to the second communications network of the wide band type via a link of the Internet Protocol (IP) type. ## Claims ### Claim 1 A method for connecting a first device belonging to a first mobile communications network of the narrow band type to a second mobile communications network of the wide band type, comprising: said device implementing a protocol layer for communicating with a first plurality of mobile terminals according to a first mobile communications standard; including a modification of said first device by integration of a transposition layer in said protocol layer; and being linked to said second communications network of the wide band type via a link of the Internet Protocol (IP) type. ### Claim 2 (depends on 1) The method according to claim 1, characterized in that it is implemented for establishing exchanges between mobile terminals according to the first mobile communications standard placed under the management of the first modified device and other mobile terminals according to said first mobile communications standard placed under the management of a second modified device, via the second mobile communications network of the wide band type. ### Claim 3 (depends on 1) The method according to claim 1, characterized in that it is implemented for establishing exchanges between mobile terminals according to the first mobile communications standard placed under the management of the first modified device and mobile terminals according to the second mobile communications standard placed under the cover of base stations belonging to the second communications network of the wide band type. ### Claim 4 (depends on 1) The method according to claim 1, characterized in that the first communications network of the narrow band type complies with the APCO International Project 25 standard. ### Claim 5 (depends on 4) The method according to claim 4, characterized in that the second communications network of the wide band type complies with the 3GPP EPS and LTE (Long Term Evolution) standard. ### Claim 6 (depends on 5) The method according to claim 5, characterized in that the transposition layer implements a standardized 3GPP S1 interface for the Control Plane of the 3GPP LTE standard. ### Claim 7 (depends on 6) The method according to claim 6, characterized in that the standardized 3GPP S1 interface is completed by a standardized 3GPP X2 interface for a link between close base stations. ### Claim 8 (depends on 6) The method according to claim 6, characterized in that the 3GPP S1 standardized interface is completed by a standardized 3GPP M1 interface. ### Claim 9 A fixed station belonging to a first mobile communications network of the narrow band type, adapted for being connected to a second mobile communications network of the wide band type according to a second mobile communications standard, comprising: said fixed station implementing a protocol layer for communicating with a first plurality of mobile terminals according to a first mobile communications standard; and said fixed station is modified by integration of a transposition layer in said protocol layer and is linked to said second communications network of the wide band type via a link of the Internet Protocol (IP) type. ### Claim 10 (depends on 9) The fixed station according to claim 9, characterized in that it is configured for establishing exchanges between mobile terminals according to the first mobile communications standard placed under the management of said fixed station and other mobile terminals placed under the management of another fixed station according to claim 9, via the second mobile communications network of the wide band type. ### Claim 11 (depends on 9) The fixed station according to claim 9, characterized in that it is configured for establishing exchanges between mobile terminals according to the first mobile communications standard placed under the cover of said fixed station and mobile terminals according to the second mobile communications standard placed under the cover of base stations belonging to the second communications network of the wide band type. ### Claim 12 (depends on 9) The fixed station according to claim 9, characterized in that the second communications network of the wide band type complies with the 3GPP LTE (Long Term Evolution) standard. ### Claim 13 (depends on 12) The fixed station according to claim 12, characterized in that the transposition layer implements a standardized S1 interface of the 3GPP LTE standard. ### Claim 14 (depends on 13) The fixed station according to claim 13, characterized in that the standardized 3GPP 51 is completed by a standardized 3GGP X2 interface. ### Claim 15 (depends on 14) The fixed station according to claim 14, characterized in that the standardized 3GPP S1 interface is completed by a standardized 3GPP M1 interface. ### Claim 16 A fixed radio sub-system belonging to a first mobile communications network of the narrow band type, adapted for being connected to a second mobile communications network of the wide band type according to a second mobile communications standard, comprising: said fixed radio sub-system implementing a protocol layer for communicating with a first plurality of fixed stations according to a first mobile communications standard; and said fixed radio sub-system is modified by integration of a transposition layer in said protocol layer and is linked to said second communications network of the wide band type via a link of the Internet Protocol (IP) type.