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Glossary, Chapter 9 – HP BD-2000 User Manual

Page 66

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66

Chapter 9

Glossary

Aspect ratio

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The ratio of a TV screen’s width to its height.

Standard TVs have an aspect ratio of 4:3,

while high definition (HD) and widescreen

TVs have an aspect ratio of 16:9.

AVCHD

»

(Advanced Video Codec High Definition)
The AVCHD is a high definition (HD) digital

video camera recorder format recording

high-definition onto certain media by using

highly efficient codec technologies.

Component video output

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This video output terminal provides clearer

pictures when connected to a TV equipped

with component inputs. Component video

signals consist of three signals, Y, PB and

PR.

Composite video output

»

Signals mixing the luminance signal (Y)

and the color signal (C) so they can be

transferred on a single cord are output from

this terminal.

Dolby Digital

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Dolby Digital is an audio format to record the

sound in up to 5.1 channels with a fraction

of the amount of data as compared to linear

PCM audio signals.

Dolby Digital Plus

»

Dolby Digital Plus is an audio format for

high-definition media. Built on Dolby Digital,

it combines the efficiency and flexibility to

provide high quality multi-channel audio.

With BD-ROMs, up to 7.1 channels of digital

sound can be recorded.

Dolby TrueHD

»

Dolby TrueHD is an audio format using

lossless coding. With BD-ROMs, up to 8

channels can be recorded at 96 kHz/24 bits,

or up to 6 channels at 192 kHz/24 bits.