Definitions

Dolby Digital

Dolby Digital is a technology developed by Dolby Laboratories.

Soundtracks encoded in Dolby Digital can reproduce from one to 5.1 discrete channels of excellent quality audio.

Letterbox Screen

This refers to a screen on which the playback picture of wide-screen DVDs appears with black bands running along the top and bottom.

Pan & Scan Screen

This refers to a screen on which the playback picture of wide-screen DVDs is cut off at the left and right sides.

Title, Chapter (DVD)

DVDs are divided into some large sections (titles) or some small sections (chapters). Each section is numbered: these numbers are called "Title number" or "Chapter number".

Title 1

Title 2

Chapter1

Chapter 1

Chapter2

 

……

……

Track (CD)

CDs are divided into some sections (tracks). Each section is numbered; these numbers are

called "Track number".

 

 

Track 1

Track 2

Track 3

……

JPEG

JPEG is a common picture format that has small file size and low quality loss rate of picture. Hundreds of pictures can be stored in a disc in this format. In order to utilize real digital album, use film to make a "PICTURE CD" in JPEG format.

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Polaroid PDU-1045 user manual Definitions, Dolby Digital