A method and technical device for short-range data transmission

摘要

The invention relates to a method and a device and a computer program product. The device is capable of transmitting a first advertisement packet indicating that an advertising device can be scanned; Receiving a scan request from at least one scanning device; Determining, based on the received one or more scan requests, whether one or more corresponding scan devices are allowed for a connection; Transmitting a second advertisement packet indicating that the advertising device can be connected; and receiving connection requests from the approved at least one scanning device.