| 主权项 |
1. An advertising (Ad) system using an in-App advertisement module for displaying advertisements provided by an Ad server on a lock screen of a user terminal, comprising:
one or more applications installed in the user terminal; an Ad module which is inserted in each of the applications, is installed in parallel to each application, and is configured to display externally-received Ad information on the lock screen, detect event information generated according to a user input through the user terminal, generate rewards if the detected event information satisfies reward generation conditions set in association with the Ad information, and transmit the generated rewards to the Ad server; and the Ad server configured to provide the Ad information for the Ad module, save the rewards received from the Ad module in association with the user terminal and transmit the saved rewards so that the saved rewards can be used in at least one of the applications, wherein the rewards generation conditions are differently set depending on the Ad information. |
