Term

high-definition television

Posted on April 1, 2015 in

High-definition television has a resolution of approximately twice that of conventional television in both the horizontal (H) and vertical (V) dimensions and a picture aspect ratio (HxV) of 16:9. ITU-R Recommendation 1125 further defines “HDTV quality” as the delivery of a television picture which is subjectively identical with the interlaced HDTV studio standard.

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high level

Posted on April 1, 2015 in

A range of allowed picture parameters defined by the MPEG-2 video coding specification which corresponds to high-definition television.

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group of pictures (GOP)

Posted on April 1, 2015 in

A group of pictures consists of one or more pictures in sequence.

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group

Posted on April 1, 2015 in

A collection of messages and modules.

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granted permission

Posted on April 1, 2015 in

A requested permission which is granted to a subject.

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grantable permission

Posted on April 1, 2015 in

A permission which may be granted if requested; determined by permission policy.

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GPS Time

Posted on April 1, 2015 in

Time signal distributed via GPS comprising number of seconds elapsed since 0000 Universal Time on January 6 1980. Offset from UTC by an integer number of seconds (currently 13) due to leap seconds added to UTC but not to GPS time.

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full bandwidth (fbw) channel

Posted on April 1, 2015 in

An audio channel capable of full audio bandwidth. All channels (left, center, right, left surround, right surround) except the lfe channel are fbw channels.

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free-to-air service

Posted on April 1, 2015 in

A service that is sent encrypted, and for which the keys for decryption are available free of charge.

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framesyn

Posted on April 1, 2015 in

Short term for “frame synchronizer.”

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