Patent ID: 7328236

Claim:
A method for accessing information and/or data available on a wide area computer network, such as the Internet, using information transmission equipment fitted with loudspeakers for reading out audio signals capable of being heard by users, said method including: a) transmitting, via the loudspeakers of the information transmission equipment, a first modulated acoustic signal to a group of potential users each provided with a portable communication unit, this first modulated acoustic signal including at least one identifier associated with a link to a determined site of said wide area computer network; b) storing, in said portable communication unit, the identifier or identifiers transmitted by means of said first modulated acoustic signal; c) downloading the identifier or identifiers stored in said portable communication unit in a computer terminal connected to said wide area computer network; and d) comparing the downloaded identifier or identifiers with a determined list of identifiers in order to generate a list of links to sites corresponding to the downloaded identifier or identifiers, wherein at least one identifier is retransmitted from a portable communication unit of one user to the portable communication unit of another user.