| 摘要 |
FIELD: physics. ^ SUBSTANCE: invention is related to methods of usage data collection for television broadcast receivers. Method of usage data collection from broadcast receiver is suggested, whereat receiver is arranged to detect and save such usage data. Method involves representation (16, 18) of confidentiality policy to receiver that identifies not only the usage data subjected to collection, but also preset usage of such data. On receiver interactive or automatic determination (22) whether received policy of confidentiality is acceptable is carried out. If yes, receiver picks up (30) usage data identified in confidentiality policy from storage, and sends them (28) to sender of confidentiality policy. ^ EFFECT: increased confidentiality of usage of information about habits of users viewing. ^ 15 cl, 3 dwg |
