JP2001325786A5

JP2001325786A5 -

Info

Publication number: JP2001325786A5
Application number: JP2000144594A
Authority: JP
Filing date: 2000-05-12
Publication date: 2004-08-12

Description

【発明の名称】記録媒体、記録装置および再生装置Patent application title: RECORDING MEDIUM, RECORDING DEVICE, AND REPRODUCTION DEVICE

Claims

Video signal recording means for recording an encoded video signal on a recording medium, and mark adding means for adding mark information to a representative image signal corresponding to an image at a predetermined position of a video signal of a recording unit from recording start to recording end When the management information recording means for recording on the recording medium by adding a mark information added by the landmarks adding means in the management information data for access to the video signal recorded by said video signal recording means, said representative And recording means for recording an image signal on the recording medium.

2. A recording apparatus according to claim 1, wherein said representative image signal is subjected to image reduction processing and then recorded on said recording medium.

An image file comprising image information, a reduced image file comprising reduced image information of the image information, an entry point of the image information of the image file, and a recording position of the reduced image information of the reduced image file corresponding to the entry point Reproduction means for reproducing the recording medium on which the table information of
Output means for outputting information to the display means;
Control means for controlling the reproduction means and the output means;
The control means detects the recording position of the reduced image information corresponding to the entry point based on the table information recorded on the recording medium, and the reproduction means receives the reduced image information of the detected recording position. A reproduction apparatus for causing reproduction and outputting the reduced image information to the output means.

The image information is recorded for each recording unit,
The entry point corresponds to representative image information for each recording unit,
The reduced image information is reduced image information of the representative image information,
The reproduction device reproduces image information of a recording unit corresponding to the reduced image information when the reduced image information is selected.

An image file consisting of image information,
A reduced image file comprising reduced image information of the image information;
Management information for managing the image file and the reduced image file is recorded,
The recording medium includes a table of an entry point of the image information and a recording position of the reduced image information corresponding to the entry point.

The image information is recorded for each recording unit,
The entry point corresponds to representative image information for each recording unit,
7. The recording medium according to claim 6, wherein the reduced image information is image information obtained by reducing the representative image information.