Patent ID: 7856237

Claim:
A method for transmission of location-specific information by a plurality of content transmitters at different physical locations, wherein each of the plurality of content transmitters transmit information including content that is specific to a transmission perimeter surrounding each physical location, the method comprising the steps of: each content transmitter transmitting (a) location-specific information in a spatially narrowly bounded transmission area, and (b) a content list relating to the location-specific information, the content transmitter transmitting the content list together with a readiness signal receivable by a mobile receiving unit on entering the transmission area of the content transmitter; after receiving the content list from the content transmitter, the receiving unit sends transmitting an inquiry signal only if information in the content list matches predetermined desired information identified by the receiving unit; after receiving the inquiry signal, the content transmitter transmitting location-specific information to the mobile receiving unit; and the mobile receiving unit receiving the location-specific information, and filtering the content of the location-specific information to allow only certain content to be processed by the mobile receiving unit.