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8. GLOSSARY
Active matrix: A fl at panel display technology that produces a brighter and sharper
display and a broader viewing angle than passive matrix panels. Each pixel has its own
thin fi lm transistor (TFT) and is sometimes called a “TFT screen.”
Aspect ratio: The comparison of the width to the height of an object.
Audio/video (A/V) source: Any additional audio and/or video device that has a
composite RCA output, such as a game player, VCR, digital camera, etc.
CD: Compact Disc.
CD-R/RW: CD Read/Read and Write.
Display angle: The extent to which the LCD screen can be opened (180 degrees).
Dolby Digital: The marketing name for the audio compression technologies developed
by Dolby Laboratories.
DVD: Digital VideoDisc or Digital Versatile Disc.
DVD-R: DVD Read only.
DVD-RW: DVD Read and Write.
JPEG/JPG: Joint Pictures Expert Group, the committee that developed the standards
for compressing graphics, especially photographs.
IR: infrared.
NTSC: National TV Standards Committee, the group that developed the television
standards used in the United States.
LCD: Liquid Crystal Display, the technology used for laptop and other small computer
monitors.
MP3: MPEG Audio Layer-3, a standard for sound compression without sacrifi cing
quality.
OSD: on-screen display.
PAL: The primarily European standard for displaying analog television signals.
Pixel: Short for picture element, the smallest point on a graphic image or monitor.
Thin fi le transistor (TFT): The display technology in which thin fi lms are deposited
during the manufacturing process to create metallic contacts.
SRC: Source.
VCD: Video CD, the standard for storing video on a CD.
Viewing angle: Pre-recorded alternative angles for individual scenes.
WVGA: Wide Angle Video Array, the number of pixels in each direction that can be
displayed on a monitor.
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