Abstract: Information device for a vehicle driver comprising at least one electronic central unit linked to a display screen and to geolocating means, and the electronic central unit simultaneously running an operating system and a plurality of applications including at least one geolocated application. At least one first application is adapted to be displayed on the screen while defining a window adapted to present a display controlled by a second application, the first application allowing or not allowing the possibility of having this window displayed and controlling only the size and the position of this window, whereas the second application controls the content of the window.

Abstract: Data communication system between a wireless mobile device (10), and remote servers (30) connected to the Internet the mobile device having client applications (3), comprising a host server (20) interposed between the client applications (3) and the remote servers (30), a communication channel (4) based on a TCP tunnel and/or UDP protocol between the mobile device and the host server (20), on which are transmitted uplink and downlink data messages, the communication tunnel (4) being connected to a first data concentrator module (1) belonging to the mobile device, and to a second data concentrator module (2) belonging to the host server.

Abstract: Method and system of traffic information comprising a mobile device (1) connected to a connected host server (2) via a wireless network (4), wherein said host server (2) is adapted to download updated standard traffic information xml files (6) from traffic information server (3) connected to the Internet (5), wherein the method comprises the steps of identifying the current GPS location of the mobile device and transmitting said current GPS location to the host server, defining a relevant area surrounding said current GPS location of the mobile device, extracting, from updated standard traffic information xml files, road segments totally or partially included in said relevant area, preparing and compressing a relevant subset of traffic info data, transmitting it to the mobile device, processing said subset of traffic info data in the mobile device to display traffic information.

Abstract: Method and system of traffic information comprising a mobile device (1) connected to a connected host server (2) via a wireless network (4), wherein said host server (2) is adapted to download updated standard traffic information xml files (6) from traffic information server (3) connected to the Internet (5), wherein the method comprises the steps of identifying the current GPS location of the mobile device and transmitting said current GPS location to the host server, defining a relevant area surrounding said current GPS location of the mobile device, extracting, from updated standard traffic information xml files, road segments totally or partially included in said relevant area, preparing and compressing a relevant subset of traffic info data, transmitting it to the mobile device, processing said subset of traffic info data in the mobile device to display traffic information.

Abstract: Information device for a vehicle driver comprising at least one electronic central unit linked to a display screen and to geolocating means, and the electronic central unit simultaneously running an operating system and a plurality of applications including at least one geolocated application. At least one first application is adapted to be displayed on the screen while defining a window adapted to present a display controlled by a second application, the first application allowing or not allowing the possibility of having this window displayed and controlling only the size and the position of this window, whereas the second application controls the content of the window.