Method of measuring number of listening participants and monitoring of multimedial works and during implementation of simple investigations

摘要

The procedure, which can be realized by establishing a connection between the operator of a multimedia work (10) with listeners / viewers is usable by using special mobile phone (8). Special Mobile Phone (8) is a standard mobile phone (7) supplemented recognition SW or HW recognition circuitry (5) connected in feedback. Special Mobile Phone (8) extracted from acoustic wave (3) broadcast multimedia work (10) phone number. To a special mobile phone (8) of the speaker (2) radio or television receivers or playback multimedia del (10) bears acoustic wave (3), in which the telephone number of the SIM card (15) evaluation station (9) character bit, tone or otherwise encoded information contained in the multimedia work (10). If you received the information meets set the rules for the evaluation of the phone number, then the special mobile phones (8) to assume the function of feedback.