General Information: Glossary of Television Terms
GLOSSARYOF TELEVISION TERMS
Active ControlaProactive video-control system for NTSCY NTSC YNational Television Standards Committee format
sources. Active Controla continuously measures and corrects thedevised in the 1940s for TV broadcast analog video signals
incoming signals to provide the best picture possible.(525 lines: 30 Hz).
Alternate Channel Y The feature that allows you to toggleOn-screen Displays (OSD) YThe wording or messages generated
between the last two channels viewed by pressing the by the television (or A/CH buttonVCR) to help you with specific feature con-
on the remote control.trols (color adjustment or programming, for example).
Audio/Video InputsJacks (standard RCA), located on the rear ofYPicture-in-PicturThe showing of two pictures on the e YTV
the TV, used for the input of audio and video signals. screen at the same time (one main screen picture and one smallThese jacks
are designed for use with VCRs (or other accessories) to receivepicture, or PIP).
higher picture resolution and offer sound-connection options.Progressive Scan YA picture-scanning technique that doubles the
Auto Program Y The feature that, when activated, scans for allnumber of picture lines, eliminating the flicker and providing a
available channels from regular antenna or cable signals and storesjitter-free picture.
only active broadcast stations in the TVOs memory.PTV Y Projection Television. (Rear- and/or front-projection design
Channel Edit Y The feature that allows you to add or delete chan-systems are available.)
nels from the list of channels stored in the TVOs memory. Channel
Edit makes it easy to limit or expand the number of channels thatRemote-control Sensor Window YThe window or opening found
are available to you when you press the CH +/� buttons on youron the television control panel through which infrared remote-con-
remote control.trol command signals are received.
RGB Y Red, green, and blue signal. These are the primary colors of
Closed Captioning Y The broadcast standard feature that allowslight that are used to produce a picture in television. By mixing
you to read the voice content of television programs on the TVlevels or R, G, and B, all colors (chrominance and luminance) are
screen. Designed to help the hearing impaired, Closed Captioningreproduced.
uses on-screen text boxes to show dialogue and conversationsRF YRadio Frequency or modulated signal design used as the car-
while a TV program is in progress.rier for television broadcasts.
Coaxial Cable YA single solid wire normally matched with a
metal end plug (F-type) that screws (or pushes) directly onto a 75-Second Audio Program (SAP) YAn additional audio channel pro-
ohm input found on the television or VCR.vided for in the Multichannel Television Sound (MTS) broadcast
standard. A monaural soundtrack included within the recorded or
Comb FilterTVY filter that removes distortion, resulting in avideo signal (usually containing a second language translation for
sharper and purer color display. The comb filter addresses thethe displayed programming).
annoying cross-color distortion that may occur in TV broadcastsStatus/Exit Button YRemote-control button that, when pressed,
when, for example, the presenter wears a striped or checked jacket.shows the current channel number, name (if set), time (if set),
Component Video Inputs Y Inputs that allow the separate recep-Sleep Timer setting, and sound setting (stereo, mono, SAP, or
tion of blue, red, and luminance signals. These inputs provide themute). Pressing the button twice shows the current AutoLocka
highest possible color and picture resolution in the playback of dig-settings. Pressing the button once when an on-screen display is
ital signal-source material, such as the kind available from DVDshowing removes the on-screen display. You can use Status/Exit
players. Component video inputs allow for improved bandwidthrather than having to wait for the displays to Otime out,� or auto-
information not possible through composite video or S-Video con-matically disappear from the screen.
nections.
Composite Video Input YAn input in which all the componentsS-Video Input YSignal input that allows direct connection of high-
required for displaying the on-screen image are combined in oneresolution video sources, such as a satellite receiver, DVD player,
signal.S (Super)-VHS videocassette recorder, or video games. Provides
improved picture resolution, sharpness, and clarity.
Convergence Y The technique used in color TV for bringing the480p Y Digital picture format with 704 x 480 pixels, sent at 60
red, green, and blue color beams together so that they hit the samecomplete frames per second. This is the output format of progres-
part of the picture tube screen at the same time. This avoids color
fringes around images in the picture.sive-scan DVD players.
High-definition TelevisionY High-resolution digital tele-(HDTV)1080i YDigital high-definition picture format with 1920 x 1080
vision. It has lifelike pictures, and with it films retain their originalpixels, sent at 60 interlaced frames per second (30 complete frames
width, enhancing the home theater experience.per second).
Tint YTV function that allows you to change the general color bal-
Incredible SurroundaFalse acoustic management of the audioYance between cool and warm. Adjust tint according to your person-
signal that produces a dramatic expansion of the wall of sound thatal preference.
surrounds the listener and heightens overall viewing pleasure.
Interlaced YA picture-scanning technique that improves the appear-Twin�lead WirThe more commonly used name for the two-e Y
ance of on-screen motion. It also helps smooth jagged lines that arestrand, 300-ohm antenna wire used with many indoor and outdoor
sometimes seen on curved and angled surfaces in the picture.antenna systems. In many cases, this type of antenna wire requires
Menu YAn on-screen list of feature controls available for you toan additional adapter (or balun) in order to connect to the 75-ohm
adjust or set.input terminals designed into the more recent TVs and VCRs.
63 |
ACEC
PHILIPS
