8 | Glossary |
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| The ratio between the width and height of the TV picture on the screen. An old analog TV has an |
Aspect Ratio |
| aspect ratio of 4 to 3 (4:3). The new aspect ratio for HDTV is 16:9 which is closer to the aspect ratio | |
| in a movie theatre (Widescreen). New TV systems support both 4:3 and 16:9 aspect ratio and can | ||
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| automatically switch between them. |
Audio Video (A/V) |
| A term often used when discussing a connections on a TV receiver or on video equipment, which has | |
| been especially designed to accept VCR or DVD | ||
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CVBS |
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| Composite Video Baseband Signal. In broadcast television this refers to the video signal, including the |
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| colour information and syncs. This is the yellow connector in an A/V input. | |
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| Component Video Input is a type of connection that uses |
Component Video Input |
| or analog DVD players to connect a signal to the TV. By offering the | |
(Y Pb Pr) |
| High Definition signals can be connected from a set top box directly into the TV allowing for the signal | |
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| to display on the screen. |
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| The generally agreed upon definition of HDTV is approximately twice the vertical and horizontal |
HDTV |
| picture resolution of the old analog TV, which essentially makes the picture twice as sharp. HDTV | |
| also has a screen ratio of 16:9 as compared with the old TV screens, which have a screen ratio of 4:3. | ||
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| HDTV offers reduced motion artifacts (i.e. ghosting, dot crawl). |
PPV |
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| Pay Per View |
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| Resolution: A measurement of the finest (smallest) detail that is visible in a video image. TV Resolutions |
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| may be expressed as number of pixels in an image; or more commonly, As Total Number of |
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| (horizontally scanned) Lines used to create the image. |
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| Standard Digital TV Resolutions: |
Resolution |
| SDTV: 480i | |
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| 480p – The picture is the same 720x480 pixels, but |
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| HDTV: 720p – The picture is 1280x720 pixels |
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| 1080i – The picture is 1920x 1080 pixels interlaced. |
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| 1080p – The picture is 1920x 1080 pixels |
SPDIF |
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| SPDIF (Sony and Philips Digital Interconnect Format) is the high quality digital audio output from the |
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| TV. Use this to connect the TV sound to a home theater audio system. | |
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