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CCD (Charge Coupled Device) —
an integrated circuit which has the
ability to respond to light.
CCITT (Consultative Committee
for International Telephony and
Telegraphy) — International
organization for communications
standards based in Geneva,
Switzerland.
DVI (Digital Video Interactive) —
The Intel
®
family of digital video
and audio products.
Digitizer — a device used to
convert analog video signals to a
digital format for use on a
computer system.
H.261 — a CCITT video codec
standard using intraframe and
interframe compression to transmit
video over Px64 ISDN lines.
JPEG (Joint Photographic Experts
Group) — standards committee
attempting to define a standard
algorithm for the digital
compression and decompression
of still images.
MPEG (Motion Picture Experts
Group) — standards committee
working on algorithm standards
for compressing video images.
5. Glossary
NTSC (National Television System
Committee) — the North
American television standard,
which uses 525 lines of resolution.
Also used in Central America,
South America, and parts of Asia.
PAL (Phase Alternating Line) —
the European television standard,
which uses 625 lines of resolution.
QuickTime — a system extension
to the Apple
system which includes compression
schemes for time-based data such
as graphics, animation and video.
RS170 (Electronic Industry
Association Recommended
Standard 170) — the standard
for NTSC composite video.
Video for Windows — The
Microsoft
which allow a computer running
Windows
sound and video devices.
®
System 7
™
®
multimedia extensions,
™
to control animation,
Glossary
operating
7
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