Matsushita Electric Industrial Co., Ltd.

Yoichi Hida

Taisuke Tsurui

Takami Uemura

Toshihisa Ohiro

Provided is a video/audio playback apparatus and a video/audio playback method in which on receiving an instruction for switching video operation from the video operation switching circuit, a data reading circuit reads a video/audio stream for playing an audio and a video/audio stream for playing a video from a recording medium, and an audio playback circuit reproduces an audio stream separated from the video/audio stream for playing the audio on the basis of time management information embedded in the audio stream and a predetermined reference time, and a video playback circuit reproduces a video stream separated from the video/audio stream for playing the video on the basis of a reference time different from the reference time, and thereby the video can freely played with the audio being normally played.

Video/audio playback apparatus and video/audio playback method

Information about the address of file information in a storage device and file information containing an updated version of the file information is recorded in different areas in the storage device before the file is updated, determination is made as to whether or not the information can be read successfully from the storage device (stepsand), and based on the determination, determination is made as to whether or not data recovery should be performed and, if data recovery should be performed (stepsand), data successfully read from the storage device is used to record the data in a sector indicated by the address information (step).

Growing community of inventors

Saijo, Japan

Yoichi Hida