Signal acquisition process and system recording and playback of video / audio using the same.

摘要

Signal acquisition process and recording system and reproducing video / audio using the same.; In a method of picking up signals from a system of recording and reproducing video / audio recording duration (X) and a duration of search backward (Y) is preset. an external signal is received and stored in a buffer (50; 601) system of recording and reproducing video / audio. A designated section of the external signal is picked up automatically from the buffer (50; 601) according to the recording length (X) and the duration of search backward (Y) in response to a driving operation of a user.