Definition of terms, Digital audio output connector (optical), Dolby digital – Panasonic CQ VAD9300U User Manual

Page 104: Dolby pro logic, Interactive dvd, Letterbox screen, Lpcm (linear pcm audio), Pan & scan screen, Playback control (video cd), Title, chapter (dvd)

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Definition of Terms

Digital audio output connector (Optical)

The digital audio output connector (optical) converts
electrical signals into optical signals and transfers
them to the amplifier. Consequently, it has a number
of features including its immunity from electrical inter­
ference from external sources and its ability to prevent

the generation of noise and its minimal effect on the

external environment.

Dolby Digital

This fully discrete format divides the music signals

into 5.1 channels; Front Left (L), Front Right (R),
Center (C), Left Surround (LS), Right Surround (RS)
and Subvi/oofer {SW: 0.1 channel) for recording and

playback. The number of channels that are recorded

depends on the soft\vare. (1 to 5.1 channels)

Manufactured

under

license

from

Dolby

Laboratories. “Dolby” and the double-D symbol

are

trademarks

of

Dolby

Laboratories.

Confidential

unpublished

vi/orks.

Copyright

1992-1997

Dolby

Laboratories.

All

rights

reserved.

Dolby Pro Logic

This format records signals from four channels [Front

Left (L), Front Right (R), Center (C), and Monaural

Surround (S)] in two channels, decodes those chan­
nels through a Dolby Pro Logic decoder, and then out­
puts the resulting signals in four channels.

dts

This format requires more data than Dolby Digital, and
provides higher quality surround playback.

Similar to Dolby Digital, this fully discrete format

divides the music signals into 5.1 channels: Front Left
(L), Front Right (R), Center (C), Left Surround (LS),
Right Surround (RS) and Subwoofer (SW: 0.1 chan­
nel) for recording and playback.

Interactive DVD

An interactive DVD is DVD software which includes

multiple angles, multiple plot endings, etc.

Letterbox screen

This refers to a screen on which the playback picture

of wide-screen DVDs or Video CDs appears with black

bands running along the top and bottom.

LPCM (Linear PCM audio)

In this format, the audio signal is converted to digital

data and recorded in two channels without compres­
sion. Because the capacity of a DVD video disc is

large, it can store more data with better accuracy than

a CD.

Pan & Scan screen

This refers to a screen on which the playback picture

of wide-screen DVDs or Video CDs is cut off at the left

and right sides.

Playback control (Video CD)
If the Video CD has “With Playback Control" or others

written on the disc surface or on the jacket, the scenes

or information to be viewed (or listened to) can be
selected interactively with the screen by looking at the
menu shown on the screen.

In these instructions, playback using the menu screen
is referred to as the “menu play” for video CDs. This
player supports Video CDs with playback control.

Title, Chapter (DVD)

DVDs are divided into some large sections (titles) or

some small sections (chapters). Each section is num­

bered; these numbers are called “Title number” or

“Chapter number”.

Title 1

Title 2

Chapter 1

Chapter 2

Chapter 1

Manufactured

under

license

from

Digital

Theater Systems, Inc. US Pat. No. 5,451,942
and other world-wide patents issues and pend­

ing. “DTS” and “DTS Digital Surround” are
trademarks of Digital Theater Systems, Inc. ©

1996 Digital Theater Systems, Inc. All rights
reserved.

Track (Video CD/CD)

Video CDs or CDs are divided into some sections

(tracks). Each section is numbered; these numbers are

called “Track number”.

Track 1

Track 2

Track 3

Track ........

104

CQ-VAD9300U

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