Optical information recording medium, and audio and video information recording method

摘要

An optical disk for recording audio and video information in unit of field or sector has a recording format that provides an area for recording all audio information to be recorded in each unit immediately after an area used to set the power of the optical beam to a desired level. Also, an audio and video information recording method using the optical disk having the recording format mentioned above is disclosed. According to this method, after-recording of audio information is made at a desired level of the power of the optical beam.