Abstract: The present invention concerns methods, systems and devices that use indoor localization for assisting customers in retail stores. The customer is provided with a tag for localizing said customer while he or she moves through the store. The sales person is provided with a mobile device for localizing said sales person and for notification. The customer can request for assistance, in which case a sales person is allocated to the customer by the shopping assistance system. The sales person can start assisting the customer after an interaction between the mobile device and the tag, preferably on the basis of a proximity determination between the mobile device of the sales person and the tag of the customer.

Abstract: A method and apparatus is provided for connecting a computer device to a communication network, the computer device being provided with an operating system using a kernel protocol stack to connect to a pool of first communication networks known to an administrator of the computer device. The method includes introducing a second protocol stack, aside from the kernel protocol stack, for connecting the computer device to a second communication network not belonging to the known pool of first communication networks.

Abstract: Method for connecting a host computer device to a wireless communication network, the host computer device being provided with an operating system with at least one pre-installed generic driver providing a generic communication protocol (7) for communication between the host computer device and a standard class of computer peripheral devices other than wireless modem devices, the method comprising the steps of: (a) connecting a wireless modem device to the host computer device; (b) setting up, by means of a pre-installed generic driver of the operating system on the computer device, a modem/host communication interface (6) for communication between the wireless modem device and the computer device; (c) connecting the host computer device to a wireless communication network via the wireless modem device; (d) routing data traffic (8-9) between the host computer device and the wireless communication network over the modem/host communication interface (6).

Abstract: Method for connecting a host computer device to a wireless communication network, the host computer device being provided with an operating system with at least one pre-installed generic driver providing a generic communication protocol (7) for communication between the host computer device and a standard class of computer peripheral devices other than wireless modem devices, the method comprising the steps of: (a) connecting a wireless modem device to the host computer device; (b) setting up, by means of a pre-installed generic driver of the operating system on the computer device, a modem/host communication interface (6) for communication between the wireless modem device and the computer device; (c) connecting the host computer device to a wireless communication network via the wireless modem device; (d) routing data traffic (8-9) between the host computer device and the wireless communication network over the modem/host communication interface (6).