8 Terms
Contributors in Video
Video
Compression factor
Entertainment; Video
Ratio of input bit rate to output (compressed) bit rate. Like Compression Ratio.
Broad pulses
Entertainment; Video
Another name for the vertical synchronising pulses in the centre of the vertical interval. These pulses are long enough to be distinguished from all others and are the part of the signal actually ...
Component gain balance
Entertainment; Video
Refers to ensuring that each of the three signals that make up the CAV information are amplified equally. Unequal amplification will cause picture lightness or colour distortions.
Burned-in image
Entertainment; Video
An image which persists in a fixed position in the output signal of a camera tube after the camera has been turned to a different scene.
Compression ratio
Entertainment; Video
A value that indicates by what factor an image file has been reduced after compression. If a 1 MB image file is compressed to 500 KB, the compression ratio would be a factor of 2. The higher the ...
Broadband
Entertainment; Video
A) A response that is the same over a wide range of frequencies. b) Capable of handling frequencies greater than those required for high-grade voice communications (higher than 3 to 4 kilohertz).
