Device for remote dialog between a station and one or more portable objects

摘要: Inside a range of action defined by station, the station is able to generate therein an enquiry message followed silence zone. The then selectively analyzes respective contents plurality disjoint time intervals from this In event obtaining in one these intervals, chosen randomly single portable object, content identified as specified response associated with generates selection intended for which, on reception message, its turn acknowledgement message. There follows provision phase transactional communication between selected object and station.