| 摘要 |
PURPOSE: A method for posting display advertisement on a lock screen for preventing wrong input about a user terminal is provided to increase advertisement effect by supplying display advertisement on the lock screen. CONSTITUTION: A user information manager(210) receives information about a user characteristic from a user terminal. An advertisement contents manager(220) selects one or more advertisement contents transmitted to the user terminal based on the information about the user characteristic. A web browser driver offers a landing page of the display advertisement if a selective request about the display advertisement is received. |
