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Preface, Brief introduction to dvd, Comparison between dvd and other discs – Memorex MVDP1072 User Manual

Page 6: Function introduction

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PREFACE

Brief Introduction to DVD

Disc Pictures

TV Screen

4:3

16:9

Pan-Scan

Letterbox

16:9

4:3

DVD is well known for its extraordinarily large capacity and outstanding audio-video quality. Its
capacity is as high as 4.7-17 GB (approximately 7-26 times the CD capacity).With 500-line
horizontal resolution for pictures and Dolby Digital 5.1 Channel surround sound, it brings a new era to
the household AV products.

Comparison Between DVD and Other Discs

Linear PCM

Digital

250 lines or

more

VCD

Digital/MPEG1

650MB

44.1KHz

12CM/8CM

74min.

350 lines or

more

SVCD

Digital/MPEG2

650MB

12CM/8CM

45min.

CD

650MB

44.1KHz/16bit

12CM/8CM

74min.

Digital/MPEG2

Double-

sided

2 layers

17G

Single-

sided

1 layer

4.7G

133min.

500 lines or more

Multiple

Dolby Digital/Linear PCM

32 types

Single-

sided

2 layers

8.5G

242min.

Double-

sided

1 layer

9.4G

266min. 484min.

DVD

48KHz,96KHz/16,20,24bit

12CM/8CM

Recording

Method

Capacity

Playback time

Disc Diameter

Horizontal

Resolution

Aspect Ratio

Subtitle

Audio

Sound Quality

Analog

Linear PCM

FM modulation

One

430 lines or

more

LD

44.1KHz/16bit

30CM/20CM

1 side 60min.

2 sides 120min.

Max. 16 types

Function Introduction

DVD disc

s

can support as many as 8 dubbing languages and 32 subtitle languages.

DVD disc

s

may support as many as 9 camera angles.

Some discs support user selection of various plot choices that effect the beginning, development
or end of the story all on the same disc.

Multiple aspect ratios support various TV screens.

Multiple languages and subtitles

Multiple angles

Multiple story plots

Multiple aspect ratios