3 Terms
Contributors in Video
Video
anti-comet-tail (ACT)
Entertainment; Video
A complex technique of preventing picture highlights from “comet-tailing” due to lack of beam current in the camera tube. (The usually colored trail behind a moving, very bright light/reflection in a ...
aperture correction
Entertainment; Video
a) Signal processing that compensates for a loss of detail caused by the aperture. It is a form of image enhancement adding artificial sharpness and has been used for many years. b) Electrical ...
aperture delay
Entertainment; Video
In ADCs, aperture delay is the time from an edge of the input clock of the ADC until the time the part actually takes the sample. The smaller this number, the better.
aperture jitter
Entertainment; Video
The uncertainty in the aperture delay. This means the aperture delay time changes a little bit over time, and that little bit of change is the aperture jitter.
aperture, camera
Entertainment; Video
The available maximum dimensions of the optical image on the active surface of the photo-sensor, within which good quality image information is being recorded. The camera aperture determines the ...
aperture, clean
Entertainment; Video
The concept of a clean aperture in a digital system defines an inner picture area (within the production aperture) within which the picture information is subjectively uncontaminated by all edge ...
aperture, display
Entertainment; Video
The available maximum dimensions (mapped back into the camera aperture) for the system's ability to display good quality image information. The information available for display is usually cropped ...
