Method for inputting memo on screen of moving picture in portable terminal and portable terminal performing the same

PURPOSE: A method for inputting a memo on a screen of a moving picture in a portable terminal and a portable terminal performing the same are provided to improve convenience in user by displaying a reproducing time of a video and an input memo in synchronization. CONSTITUTION: A video is reproduced in a portable terminal(101), and the portable terminal judges the input of a memo on a reproduction screen. When the memo is inputted, the portable terminal extracts memo information(105). The portable terminal judges the completion of the memo input(107). If the memo input is completed, the portable terminal extracts a reproduction time of the video(109). The portable terminal synchronizes the memo information with the reproduction time(111).