| 摘要 |
The invention relates to a system for generating utilization profiles (23) concerning the utilization of products (13, 14) that are provided with an identification code (15) which can be read by a scanner. Said system comprises: a large number of mobile telephones (1, 2), each equipped with a clock (12), a scanner (11), a memory (6) and a utilization identification (10). During the scanning of an identification code (15), said telephones save the current time and the scanned identification code to the memory and transmit the contents of the memory (6), together with the utilization identification (10), to a predetermined receiving address, in response to a request signal. Said system also comprises a central computer (4) which is equipped with a database (18) and an output unit (19), said unit saving the contents of the memories (6) and the utilization identifications (10) received from individual mobile telephones (1, 2) to the database (18) and generating the utilization profiles (23) with the help of said database (18).
|
